diff --git a/doc/小米便签泛读、标注和维护报告.docx b/doc/小米便签泛读、标注和维护报告.docx new file mode 100644 index 0000000..709de28 Binary files /dev/null and b/doc/小米便签泛读、标注和维护报告.docx differ diff --git a/doc/开源软件的质量分析报告.docx b/doc/开源软件的质量分析报告.docx new file mode 100644 index 0000000..4e8e9fa Binary files /dev/null and b/doc/开源软件的质量分析报告.docx differ diff --git a/src/MainActivity.java b/src/MainActivity.java new file mode 100644 index 0000000..df00763 --- /dev/null +++ b/src/MainActivity.java @@ -0,0 +1,41 @@ +package net.micode.notes; + +import android.os.Bundle; + +import androidx.activity.EdgeToEdge; +import androidx.appcompat.app.AppCompatActivity; +import androidx.core.graphics.Insets; +import androidx.core.view.ViewCompat; +import androidx.core.view.WindowInsetsCompat; + +/** + * 笔记应用主Activity + * 应用启动时显示的入口页面 + * 继承自AppCompatActivity，使用AndroidX兼容库 + */ +public class MainActivity extends AppCompatActivity { + + /** + * Activity创建时的生命周期回调方法 + * 初始化Activity布局和界面 + * + * @param savedInstanceState 保存的状态数据，用于Activity重建 + */ + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + // 启用边缘到边缘显示，允许内容延伸到系统UI区域（状态栏和导航栏） + EdgeToEdge.enable(this); + // 设置Activity的布局文件为activity_main.xml + setContentView(R.layout.activity_main); + // 设置窗口插入监听器，处理系统UI区域（如状态栏、导航栏）与内容的交互 + ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> { + // 获取系统栏（状态栏和导航栏）的插入区域 + Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars()); + // 为视图设置内边距，避免内容被系统栏遮挡 + v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom); + // 返回处理后的插入信息 + return insets; + }); + } +} \ No newline at end of file diff --git a/src/data/Contact.java b/src/data/Contact.java new file mode 100644 index 0000000..df62799 --- /dev/null +++ b/src/data/Contact.java @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; // 属于小米便签的数据层包，专门处理数据相关操作 + +import android.content.Context; // Android上下文，用于访问应用资源 +import android.database.Cursor; // 数据库查询结果集，用于遍历查询结果 +import android.provider.ContactsContract.CommonDataKinds.Phone; // 通讯录电话号码相关常量 +import android.provider.ContactsContract.Data; // 通讯录数据相关常量 +import android.telephony.PhoneNumberUtils; // 电话号码工具类，用于格式化比较号码 +import android.util.Log; // Android日志工具 + +import java.util.HashMap; // HashMap集合，用于缓存联系人信息 + +/** + * Contact 类 - 联系人工具类 + * 功能：根据电话号码查询通讯录获取联系人姓名 + * 设计模式：使用单例模式和缓存机制优化性能 + * 技术特点： + * 1. 使用Android ContentProvider访问系统通讯录 + * 2. 实现LRU缓存机制避免重复查询 + * 3. 使用电话号码模糊匹配算法 + */ +public class Contact { + // 静态联系人缓存：使用HashMap存储<电话号码, 联系人姓名>键值对 + // 使用静态变量实现应用级别的缓存，减少对通讯录的频繁访问 + private static HashMap sContactCache; + + // 日志标签，用于调试和问题追踪 + private static final String TAG = "Contact"; + + // 查询条件语句模板：用于构建查询通讯录的SQL WHERE条件 + // 注意：这里使用"+"作为占位符，后面会被替换为最小匹配位数 + // PHONE_NUMBERS_EQUAL()是Android提供的特殊函数，用于电话号码匹配 + private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER + + ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'" + + " AND " + Data.RAW_CONTACT_ID + " IN " + + "(SELECT raw_contact_id " + + " FROM phone_lookup" // phone_lookup是Android系统的电话号码查询优化表 + + " WHERE min_match = '+')"; // "+"是占位符，会被替换为实际的最小匹配位数 + + /** + * 根据电话号码获取联系人姓名 + * @param context Android上下文，用于访问ContentResolver + * @param phoneNumber 要查询的电话号码 + * @return 联系人姓名，如果未找到则返回null + * 方法逻辑： + * 1. 首先检查缓存中是否已有该号码对应的联系人 + * 2. 如果缓存未命中，查询系统通讯录 + * 3. 将查询结果存入缓存 + * 4. 返回查询结果 + */ + public static String getContact(Context context, String phoneNumber) { + // 延迟初始化缓存：第一次使用时才创建HashMap + if(sContactCache == null) { + sContactCache = new HashMap(); + } + + // 检查缓存：如果缓存中已有该号码，直接返回缓存的联系人姓名 + if(sContactCache.containsKey(phoneNumber)) { + return sContactCache.get(phoneNumber); + } + + // 构建查询条件：替换占位符"+"为电话号码的最小匹配位数 + // PhoneNumberUtils.toCallerIDMinMatch()计算电话号码的最小匹配位数 + String selection = CALLER_ID_SELECTION.replace("+", + PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); + + // 通过ContentResolver查询系统通讯录 + // Data.CONTENT_URI：通讯录数据的统一资源标识符 + // 查询条件：电话号码匹配且数据类型为电话号码 + Cursor cursor = context.getContentResolver().query( + Data.CONTENT_URI, // 通讯录数据URI + new String [] { Phone.DISPLAY_NAME }, // 只查询显示名字段 + selection, // 查询条件 + new String[] { phoneNumber }, // 查询参数：电话号码 + null); // 排序条件：不排序 + + // 处理查询结果 + if (cursor != null && cursor.moveToFirst()) { + try { + // 获取第一条结果的联系人姓名 + String name = cursor.getString(0); + // 将结果存入缓存 + sContactCache.put(phoneNumber, name); + return name; + } catch (IndexOutOfBoundsException e) { + // 捕获数组越界异常，记录错误日志 + Log.e(TAG, " Cursor get string error " + e.toString()); + return null; + } finally { + // 无论是否成功，都必须关闭Cursor释放资源 + cursor.close(); + } + } else { + // 没有找到匹配的联系人，记录调试日志 + Log.d(TAG, "No contact matched with number:" + phoneNumber); + return null; + } + } +} \ No newline at end of file diff --git a/src/data/Notes.java b/src/data/Notes.java new file mode 100644 index 0000000..258274f --- /dev/null +++ b/src/data/Notes.java @@ -0,0 +1,133 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.net.Uri; + +/** + * Notes 类 - 便签应用的核心常量定义类 + * 包含数据库表定义、ContentProvider URI、Intent键、便签类型等常量 + * 采用接口定义列名和嵌套类分层设计 + */ +public class Notes { + public static final String AUTHORITY = "micode_notes"; + public static final String TAG = "Notes"; + + // 便签类型 + public static final int TYPE_NOTE = 0; + public static final int TYPE_FOLDER = 1; + public static final int TYPE_SYSTEM = 2; + + // 系统文件夹ID + public static final int ID_ROOT_FOLDER = 0; + public static final int ID_TEMPARAY_FOLDER = -1; + public static final int ID_CALL_RECORD_FOLDER = -2; + public static final int ID_TRASH_FOLER = -3; + + // Intent Extra键 + public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; + public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; + public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; + public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; + public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; + public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; + + // 小部件类型 + public static final int TYPE_WIDGET_INVALIDE = -1; + public static final int TYPE_WIDGET_2X = 0; + public static final int TYPE_WIDGET_4X = 1; + + /** + * DataConstants - 数据类型常量 + */ + public static class DataConstants { + public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; + public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; + } + + public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note"); + public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); + + /** + * NoteColumns - 便签表列定义 + */ + public interface NoteColumns { + public static final String ID = "_id"; + public static final String PARENT_ID = "parent_id"; + public static final String CREATED_DATE = "created_date"; + public static final String MODIFIED_DATE = "modified_date"; + public static final String ALERTED_DATE = "alert_date"; + public static final String SNIPPET = "snippet"; + public static final String WIDGET_ID = "widget_id"; + public static final String WIDGET_TYPE = "widget_type"; + public static final String BG_COLOR_ID = "bg_color_id"; + public static final String HAS_ATTACHMENT = "has_attachment"; + public static final String NOTES_COUNT = "notes_count"; + public static final String TYPE = "type"; + public static final String SYNC_ID = "sync_id"; + public static final String LOCAL_MODIFIED = "local_modified"; + public static final String ORIGIN_PARENT_ID = "origin_parent_id"; + public static final String GTASK_ID = "gtask_id"; + public static final String VERSION = "version"; + public static final String PINNED = "pinned"; + public static final String TITLE = "title"; // 便签标题字段 + public static final String PRIVATE = "is_private"; // 是否为隐私文件夹 + public static final String IS_STUDY = "is_study"; // 是否为学习文件夹 + public static final String FOCUS_DURATION = "focus_duration"; // 专注时长（毫秒） + } + + /** + * DataColumns - 便签数据表列定义，采用EAV模型 + */ + public interface DataColumns { + public static final String ID = "_id"; + public static final String MIME_TYPE = "mime_type"; + public static final String NOTE_ID = "note_id"; + public static final String CREATED_DATE = "created_date"; + public static final String MODIFIED_DATE = "modified_date"; + public static final String CONTENT = "content"; + public static final String DATA1 = "data1"; + public static final String DATA2 = "data2"; + public static final String DATA3 = "data3"; + public static final String DATA4 = "data4"; + public static final String DATA5 = "data5"; + } + + /** + * TextNote - 文本便签的特定列定义 + */ + public static final class TextNote implements DataColumns { + public static final String MODE = DATA1; // 1:清单模式 0:普通模式 + public static final int MODE_CHECK_LIST = 1; + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); + } + + /** + * CallNote - 通话记录便签的特定列定义 + */ + public static final class CallNote implements DataColumns { + public static final String CALL_DATE = DATA1; // 通话日期 + public static final String PHONE_NUMBER = DATA3; // 电话号码 + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); + } +} \ No newline at end of file diff --git a/src/data/NotesDatabaseHelper.java b/src/data/NotesDatabaseHelper.java new file mode 100644 index 0000000..1df3088 --- /dev/null +++ b/src/data/NotesDatabaseHelper.java @@ -0,0 +1,471 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.content.ContentValues; +import android.content.Context; +import android.database.sqlite.SQLiteDatabase; +import android.database.sqlite.SQLiteOpenHelper; +import android.util.Log; + +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +/** + * NotesDatabaseHelper 类 - 便签数据库辅助类 + * + * 功能：管理便签应用的SQLite数据库创建和版本升级 + * 继承自SQLiteOpenHelper，实现数据库的创建、升级和初始化 + * 包含note表和data表，以及相关的触发器定义 + */ +public class NotesDatabaseHelper extends SQLiteOpenHelper { + // 数据库名称 + private static final String DB_NAME = "note.db"; + // 数据库版本号，用于数据库升级管理 + private static final int DB_VERSION = 8; + + // 表名常量接口 + public interface TABLE { + public static final String NOTE = "note"; // 便签主表 + public static final String DATA = "data"; // 便签数据表 + } + + private static final String TAG = "NotesDatabaseHelper"; // 日志标签 + + private static NotesDatabaseHelper mInstance; // 单例实例 + + // 创建note表的SQL语句 + private static final String CREATE_NOTE_TABLE_SQL = + "CREATE TABLE " + TABLE.NOTE + "(" + + NoteColumns.ID + " INTEGER PRIMARY KEY," + + NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," + + NoteColumns.TITLE + " TEXT NOT NULL DEFAULT ''," + + NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," + + NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," + + NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.PINNED + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.PRIVATE + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.IS_STUDY + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.FOCUS_DURATION + " INTEGER NOT NULL DEFAULT 0" + + ")"; + + // 创建data表的SQL语句 + private static final String CREATE_DATA_TABLE_SQL = + "CREATE TABLE " + TABLE.DATA + "(" + + DataColumns.ID + " INTEGER PRIMARY KEY," + + DataColumns.MIME_TYPE + " TEXT NOT NULL," + + DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA1 + " INTEGER," + + DataColumns.DATA2 + " INTEGER," + + DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" + + ")"; + + // 创建data表note_id索引的SQL语句 + private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = + "CREATE INDEX IF NOT EXISTS note_id_index ON " + + TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; + + // 触发器：当更新便签的父文件夹时，增加目标文件夹的便签计数 + private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER increase_folder_count_on_update "+ + " AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + + " END"; + + // 触发器：当更新便签的父文件夹时，减少原文件夹的便签计数 + private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER decrease_folder_count_on_update " + + " AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + + " AND " + NoteColumns.NOTES_COUNT + ">0" + ";" + + " END"; + + // 触发器：当插入新便签时，增加父文件夹的便签计数 + private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER = + "CREATE TRIGGER increase_folder_count_on_insert " + + " AFTER INSERT ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + + " END"; + + // 触发器：当删除便签时，减少父文件夹的便签计数 + private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER = + "CREATE TRIGGER decrease_folder_count_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + + " AND " + NoteColumns.NOTES_COUNT + ">0;" + + " END"; + + // 触发器：当插入数据且类型为普通便签时，更新便签的snippet字段 + private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER = + "CREATE TRIGGER update_note_content_on_insert " + + " AFTER INSERT ON " + TABLE.DATA + + " WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + + " END"; + + // 触发器：当更新数据且类型为普通便签时，更新便签的snippet字段 + private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER update_note_content_on_update " + + " AFTER UPDATE ON " + TABLE.DATA + + " WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + + " END"; + + // 触发器：当删除数据且类型为普通便签时，清空便签的snippet字段 + private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER = + "CREATE TRIGGER update_note_content_on_delete " + + " AFTER delete ON " + TABLE.DATA + + " WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=''" + + " WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" + + " END"; + + // 触发器：当删除便签时，同步删除该便签的所有数据 + private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER = + "CREATE TRIGGER delete_data_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN" + + " DELETE FROM " + TABLE.DATA + + " WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + // 触发器：当删除文件夹时，同步删除该文件夹下的所有便签（级联删除） + private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER = + "CREATE TRIGGER folder_delete_notes_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN" + + " DELETE FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + // 触发器：当文件夹被移动到回收站时，将该文件夹下的所有便签也移动到回收站 + // 但保持便签的PARENT_ID不变，这样可以在回收站中查看完整的文件夹结构 + private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER = + "CREATE TRIGGER folder_move_notes_on_trash " + + " AFTER UPDATE ON " + TABLE.NOTE + + " WHEN new." + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.ORIGIN_PARENT_ID + "=parent_id" + + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + + " END;"; + + /** + * 构造方法 + * @param context Android上下文 + */ + public NotesDatabaseHelper(Context context) { + super(context, DB_NAME, null, DB_VERSION); + } + + /** + * 创建note表及其触发器和系统文件夹 + * @param db SQLiteDatabase对象 + */ + public void createNoteTable(SQLiteDatabase db) { + db.execSQL(CREATE_NOTE_TABLE_SQL); + reCreateNoteTableTriggers(db); + createSystemFolder(db); + Log.d(TAG, "note table has been created"); + } + + /** + * 重新创建note表的所有触发器（先删除后创建） + * @param db SQLiteDatabase对象 + */ + private void reCreateNoteTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash"); + + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER); + db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER); + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER); + db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER); + db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER); + } + + /** + * 创建系统文件夹（通话记录文件夹、根文件夹、临时文件夹、回收站文件夹） + * @param db SQLiteDatabase对象 + */ + private void createSystemFolder(SQLiteDatabase db) { + ContentValues values = new ContentValues(); + + // 通话记录文件夹 + values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + // 根文件夹（默认文件夹） + values.clear(); + values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + // 临时文件夹（用于移动便签时的暂存） + values.clear(); + values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + // 回收站文件夹 + values.clear(); + values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + } + + /** + * 创建data表及其触发器和索引 + * @param db SQLiteDatabase对象 + */ + public void createDataTable(SQLiteDatabase db) { + db.execSQL(CREATE_DATA_TABLE_SQL); + reCreateDataTableTriggers(db); + db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); + Log.d(TAG, "data table has been created"); + } + + /** + * 重新创建data表的所有触发器（先删除后创建） + * @param db SQLiteDatabase对象 + */ + private void reCreateDataTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); + + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); + } + + /** + * 获取单例实例（线程安全） + * @param context Android上下文 + * @return NotesDatabaseHelper单例实例 + */ + static synchronized NotesDatabaseHelper getInstance(Context context) { + if (mInstance == null) { + mInstance = new NotesDatabaseHelper(context); + } + return mInstance; + } + + /** + * 数据库首次创建时调用，创建所有表和触发器 + * @param db SQLiteDatabase对象 + */ + @Override + public void onCreate(SQLiteDatabase db) { + createNoteTable(db); + createDataTable(db); + } + + /** + * 数据库升级时调用，根据旧版本号逐步升级 + * @param db SQLiteDatabase对象 + * @param oldVersion 旧版本号 + * @param newVersion 新版本号 + */ + @Override + public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { + boolean reCreateTriggers = false; + boolean skipV2 = false; + + // 从版本1升级到版本2 + if (oldVersion == 1) { + upgradeToV2(db); + skipV2 = true; // 此次升级已包含从v2到v3的升级 + oldVersion++; + } + + // 从版本2升级到版本3（如果未跳过） + if (oldVersion == 2 && !skipV2) { + upgradeToV3(db); + reCreateTriggers = true; + oldVersion++; + } + + // 从版本3升级到版本4 + if (oldVersion == 3) { + upgradeToV4(db); + oldVersion++; + } + + // 从版本4升级到版本5 + if (oldVersion == 4) { + upgradeToV5(db); + oldVersion++; + } + + // 从版本5升级到版本6：添加title列，用于存储便签标题 + if (oldVersion == 5) { + upgradeToV6(db); + oldVersion++; + } + + // 从版本6升级到版本7：添加is_private列，用于标识隐私文件夹 + if (oldVersion == 6) { + upgradeToV7(db); + oldVersion++; + } + + // 从版本7升级到版本8：添加is_study和focus_duration列，用于学习文件夹功能 + if (oldVersion == 7) { + upgradeToV8(db); + oldVersion++; + } + + // 如果需要，重新创建触发器 + if (reCreateTriggers) { + reCreateNoteTableTriggers(db); + reCreateDataTableTriggers(db); + } + + // 如果版本号不匹配，抛出异常 + if (oldVersion != newVersion) { + throw new IllegalStateException("Upgrade notes database to version " + newVersion + + "fails"); + } + } + + /** + * 升级到版本2：删除旧表并重新创建 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV2(SQLiteDatabase db) { + db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE); + db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA); + createNoteTable(db); + createDataTable(db); + } + + /** + * 升级到版本3： + * 1. 删除不再使用的触发器 + * 2. 添加gtask_id列 + * 3. 添加回收站系统文件夹 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV3(SQLiteDatabase db) { + // 删除不再使用的触发器 + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update"); + // 添加gtask_id列 + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID + + " TEXT NOT NULL DEFAULT ''"); + // 添加回收站系统文件夹 + ContentValues values = new ContentValues(); + values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + } + + /** + * 升级到版本4：添加version列 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV4(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION + + " INTEGER NOT NULL DEFAULT 0"); + } + + /** + * 升级到版本5：添加pinned列，用于标识便签是否被置顶 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV5(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.PINNED + + " INTEGER NOT NULL DEFAULT 0"); + } + + /** + * 升级到版本6：添加title列，用于存储便签标题 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV6(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.TITLE + + " TEXT NOT NULL DEFAULT ''"); + } + + /** + * 升级到版本7：添加is_private列，用于标识隐私文件夹 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV7(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.PRIVATE + + " INTEGER NOT NULL DEFAULT 0"); + } + + /** + * 升级到版本8：添加is_study和focus_duration列，用于学习文件夹功能 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV8(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.IS_STUDY + + " INTEGER NOT NULL DEFAULT 0"); + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.FOCUS_DURATION + + " INTEGER NOT NULL DEFAULT 0"); + } +} \ No newline at end of file diff --git a/src/data/NotesProvider.java b/src/data/NotesProvider.java new file mode 100644 index 0000000..6e71154 --- /dev/null +++ b/src/data/NotesProvider.java @@ -0,0 +1,370 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.app.SearchManager; +import android.content.ContentProvider; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Intent; +import android.content.UriMatcher; +import android.database.Cursor; +import android.database.sqlite.SQLiteDatabase; +import android.net.Uri; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.NotesDatabaseHelper.TABLE; + +/** + * NotesProvider 类 - 便签应用的ContentProvider + * + * 功能：为便签应用提供数据访问接口，通过ContentProvider机制实现数据共享 + * 继承自ContentProvider，实现对note表和data表的CRUD操作，并支持搜索功能 + */ +public class NotesProvider extends ContentProvider { + private static final UriMatcher mMatcher; // URI匹配器，用于匹配不同的URI请求 + + private NotesDatabaseHelper mHelper; // 数据库帮助类实例 + + private static final String TAG = "NotesProvider"; // 日志标签 + + // URI匹配常量定义 + private static final int URI_NOTE = 1; // 匹配note表所有记录 + private static final int URI_NOTE_ITEM = 2; // 匹配note表单条记录 + private static final int URI_DATA = 3; // 匹配data表所有记录 + private static final int URI_DATA_ITEM = 4; // 匹配data表单条记录 + private static final int URI_SEARCH = 5; // 匹配搜索请求 + private static final int URI_SEARCH_SUGGEST = 6; // 匹配搜索建议请求 + + // 静态初始化块：初始化URI匹配器，添加各种URI模式 + static { + mMatcher = new UriMatcher(UriMatcher.NO_MATCH); + mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); + mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); + mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); + } + + /** + * 搜索投影字段定义： + * x'0A' 表示SQLite中的换行符'\n' + * 对于搜索结果中的标题和内容，我们将修剪'\n'和空格以显示更多信息 + */ + private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," + + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," + + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," + + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," + + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; + + // 便签片段搜索查询语句 + private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION + + " FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.SNIPPET + " LIKE ?" // 模糊匹配搜索条件 + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER // 排除回收站中的便签 + + " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; // 只搜索普通便签类型 + + /** + * ContentProvider创建时调用，初始化数据库帮助类 + * @return true表示初始化成功 + */ + @Override + public boolean onCreate() { + mHelper = NotesDatabaseHelper.getInstance(getContext()); + return true; + } + + /** + * 查询方法，根据URI匹配不同的查询逻辑 + * @param uri 请求的URI + * @param projection 要返回的列 + * @param selection 查询条件 + * @param selectionArgs 查询参数 + * @param sortOrder 排序方式 + * @return 查询结果的Cursor对象 + */ + @Override + public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, + String sortOrder) { + Cursor c = null; + SQLiteDatabase db = mHelper.getReadableDatabase(); + String id = null; + switch (mMatcher.match(uri)) { + case URI_NOTE: // 查询note表所有记录 + c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_NOTE_ITEM: // 查询note表单条记录 + id = uri.getPathSegments().get(1); // 从URI路径段中获取ID + c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_DATA: // 查询data表所有记录 + c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_DATA_ITEM: // 查询data表单条记录 + id = uri.getPathSegments().get(1); + c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_SEARCH: + case URI_SEARCH_SUGGEST: // 处理搜索和搜索建议请求 + if (sortOrder != null || projection != null) { + throw new IllegalArgumentException( + "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query"); + } + + String searchString = null; + // 根据URI类型获取搜索字符串 + if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { + if (uri.getPathSegments().size() > 1) { + searchString = uri.getPathSegments().get(1); + } + } else { + searchString = uri.getQueryParameter("pattern"); // 从查询参数获取搜索模式 + } + + if (TextUtils.isEmpty(searchString)) { + return null; // 搜索字符串为空则返回null + } + + try { + searchString = String.format("%%%s%%", searchString); // 添加通配符进行模糊匹配 + c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, + new String[] { searchString }); + } catch (IllegalStateException ex) { + Log.e(TAG, "got exception: " + ex.toString()); + } + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 设置通知URI，以便在数据变化时能够通知观察者 + if (c != null) { + c.setNotificationUri(getContext().getContentResolver(), uri); + } + return c; + } + + /** + * 插入数据方法 + * @param uri 请求的URI + * @param values 要插入的数据 + * @return 插入数据的新URI + */ + @Override + public Uri insert(Uri uri, ContentValues values) { + SQLiteDatabase db = mHelper.getWritableDatabase(); + long dataId = 0, noteId = 0, insertedId = 0; + switch (mMatcher.match(uri)) { + case URI_NOTE: // 插入note表记录 + insertedId = noteId = db.insert(TABLE.NOTE, null, values); + break; + case URI_DATA: // 插入data表记录 + if (values.containsKey(DataColumns.NOTE_ID)) { + noteId = values.getAsLong(DataColumns.NOTE_ID); + } else { + Log.d(TAG, "Wrong data format without note id:" + values.toString()); + } + insertedId = dataId = db.insert(TABLE.DATA, null, values); + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 通知note URI的数据变化 + if (noteId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); + } + + // 通知data URI的数据变化 + if (dataId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null); + } + + // 返回新插入数据的URI + return ContentUris.withAppendedId(uri, insertedId); + } + + /** + * 删除数据方法 + * @param uri 请求的URI + * @param selection 删除条件 + * @param selectionArgs 删除参数 + * @return 删除的记录数 + */ + @Override + public int delete(Uri uri, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean deleteData = false; // 标记是否删除data表数据 + switch (mMatcher.match(uri)) { + case URI_NOTE: // 删除note表记录（系统文件夹不允许删除） + selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; + count = db.delete(TABLE.NOTE, selection, selectionArgs); + break; + case URI_NOTE_ITEM: // 删除note表单条记录 + id = uri.getPathSegments().get(1); + /** + * ID小于0的是系统文件夹，不允许删除 + */ + long noteId = Long.valueOf(id); + if (noteId <= 0) { + break; // 系统文件夹不删除 + } + count = db.delete(TABLE.NOTE, + NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + break; + case URI_DATA: // 删除data表记录 + count = db.delete(TABLE.DATA, selection, selectionArgs); + deleteData = true; + break; + case URI_DATA_ITEM: // 删除data表单条记录 + id = uri.getPathSegments().get(1); + count = db.delete(TABLE.DATA, + DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + deleteData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 如果删除了记录，通知数据变化 + if (count > 0) { + if (deleteData) { + // 删除data表数据时需要通知note URI + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + /** + * 更新数据方法 + * @param uri 请求的URI + * @param values 更新的数据 + * @param selection 更新条件 + * @param selectionArgs 更新参数 + * @return 更新的记录数 + */ + @Override + public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean updateData = false; // 标记是否更新data表数据 + switch (mMatcher.match(uri)) { + case URI_NOTE: // 更新note表记录 + increaseNoteVersion(-1, selection, selectionArgs); // 增加版本号 + count = db.update(TABLE.NOTE, values, selection, selectionArgs); + break; + case URI_NOTE_ITEM: // 更新note表单条记录 + id = uri.getPathSegments().get(1); + increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 增加版本号 + count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + break; + case URI_DATA: // 更新data表记录 + count = db.update(TABLE.DATA, values, selection, selectionArgs); + updateData = true; + break; + case URI_DATA_ITEM: // 更新data表单条记录 + id = uri.getPathSegments().get(1); + count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + updateData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + + // 如果更新了记录，通知数据变化 + if (count > 0) { + if (updateData) { + // 更新data表数据时需要通知note URI + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + /** + * 解析选择条件，将传入的条件转换为AND连接的条件 + * @param selection 原始选择条件 + * @return 解析后的选择条件字符串 + */ + private String parseSelection(String selection) { + return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); + } + + /** + * 增加便签版本号 + * @param id 便签ID（大于0）或-1表示更新所有匹配的记录 + * @param selection 更新条件 + * @param selectionArgs 更新参数 + */ + private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { + StringBuilder sql = new StringBuilder(120); + sql.append("UPDATE "); + sql.append(TABLE.NOTE); + sql.append(" SET "); + sql.append(NoteColumns.VERSION); + sql.append("=" + NoteColumns.VERSION + "+1 "); // 版本号加1 + + // 构建WHERE子句 + if (id > 0 || !TextUtils.isEmpty(selection)) { + sql.append(" WHERE "); + } + if (id > 0) { + sql.append(NoteColumns.ID + "=" + String.valueOf(id)); + } + if (!TextUtils.isEmpty(selection)) { + String selectString = id > 0 ? parseSelection(selection) : selection; + // 替换参数占位符 + for (String args : selectionArgs) { + selectString = selectString.replaceFirst("\\?", args); + } + sql.append(selectString); + } + + // 执行SQL语句 + mHelper.getWritableDatabase().execSQL(sql.toString()); + } + + /** + * 获取URI对应的MIME类型（暂未实现） + * @param uri 请求的URI + * @return MIME类型字符串 + */ + @Override + public String getType(Uri uri) { + // TODO Auto-generated method stub + return null; + } +} \ No newline at end of file diff --git a/src/gtask/data/MetaData.java b/src/gtask/data/MetaData.java new file mode 100644 index 0000000..e30d451 --- /dev/null +++ b/src/gtask/data/MetaData.java @@ -0,0 +1,124 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; +import android.util.Log; + +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONException; +import org.json.JSONObject; + +/** + * MetaData 类 - 元数据实体类 + * + * 功能：用于存储和管理与Google Tasks同步相关的元数据信息 + * 继承自Task类，专门处理便签与Google Tasks的关联关系 + * 设计为不可直接调用的辅助类，主要存储关联的Google Task ID + */ +public class MetaData extends Task { + private final static String TAG = MetaData.class.getSimpleName(); // 日志标签 + + private String mRelatedGid = null; // 关联的Google Task ID + + /** + * 设置元数据 + * @param gid Google Task的ID + * @param metaInfo 包含元信息的JSONObject对象 + */ + public void setMeta(String gid, JSONObject metaInfo) { + try { + // 将Google Task ID添加到元信息中 + metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); + } catch (JSONException e) { + Log.e(TAG, "failed to put related gid"); // 记录错误日志 + } + setNotes(metaInfo.toString()); // 将JSON字符串设置为便签内容 + setName(GTaskStringUtils.META_NOTE_NAME); // 设置元数据便签的名称 + } + + /** + * 获取关联的Google Task ID + * @return 关联的Google Task ID，如果不存在则返回null + */ + public String getRelatedGid() { + return mRelatedGid; + } + + /** + * 判断是否值得保存（是否有有效的便签内容） + * @return 如果有便签内容则返回true，否则返回false + */ + @Override + public boolean isWorthSaving() { + return getNotes() != null; + } + + /** + * 从远程JSON数据设置内容（从Google Tasks服务器获取） + * @param js 包含远程数据的JSONObject对象 + */ + @Override + public void setContentByRemoteJSON(JSONObject js) { + super.setContentByRemoteJSON(js); // 调用父类方法设置基础内容 + if (getNotes() != null) { + try { + // 解析便签内容为JSON，提取关联的Google Task ID + JSONObject metaInfo = new JSONObject(getNotes().trim()); + mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID); + } catch (JSONException e) { + Log.w(TAG, "failed to get related gid"); // 记录警告日志 + mRelatedGid = null; // 解析失败时设为null + } + } + } + + /** + * 从本地JSON数据设置内容（禁止调用） + * @param js 本地JSON数据 + * @throws IllegalAccessError 始终抛出此异常，表示此方法不应被调用 + */ + @Override + public void setContentByLocalJSON(JSONObject js) { + // 此方法不应被调用，MetaData不从本地JSON设置内容 + throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); + } + + /** + * 从内容获取本地JSON数据（禁止调用） + * @return 本地JSON数据 + * @throws IllegalAccessError 始终抛出此异常，表示此方法不应被调用 + */ + @Override + public JSONObject getLocalJSONFromContent() { + // 此方法不应被调用，MetaData不生成本地JSON + throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); + } + + /** + * 获取同步操作（禁止调用） + * @param c 数据库游标 + * @return 同步操作类型 + * @throws IllegalAccessError 始终抛出此异常，表示此方法不应被调用 + */ + @Override + public int getSyncAction(Cursor c) { + // 此方法不应被调用，MetaData不处理同步操作 + throw new IllegalAccessError("MetaData:getSyncAction should not be called"); + } +} \ No newline at end of file diff --git a/src/gtask/data/Node.java b/src/gtask/data/Node.java new file mode 100644 index 0000000..344be2e --- /dev/null +++ b/src/gtask/data/Node.java @@ -0,0 +1,165 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; + +import org.json.JSONObject; + +/** + * Node 类 - 数据节点的抽象基类 + * + * 功能：定义与Google Tasks同步的数据节点的通用属性和行为 + * 这是一个抽象类，为便签同步提供基础框架，包含同步操作状态码和基本数据字段 + * 采用模板方法模式，具体的数据节点（如Task、MetaData等）需要实现抽象方法 + */ +public abstract class Node { + // 同步操作状态码定义 + public static final int SYNC_ACTION_NONE = 0; // 无需同步 + public static final int SYNC_ACTION_ADD_REMOTE = 1; // 添加数据到远程 + public static final int SYNC_ACTION_ADD_LOCAL = 2; // 添加数据到本地 + public static final int SYNC_ACTION_DEL_REMOTE = 3; // 删除远程数据 + public static final int SYNC_ACTION_DEL_LOCAL = 4; // 删除本地数据 + public static final int SYNC_ACTION_UPDATE_REMOTE = 5; // 更新远程数据 + public static final int SYNC_ACTION_UPDATE_LOCAL = 6; // 更新本地数据 + public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;// 更新冲突 + public static final int SYNC_ACTION_ERROR = 8; // 同步错误 + + // 节点属性字段 + private String mGid; // Google Task ID（全局唯一标识） + private String mName; // 节点名称 + private long mLastModified; // 最后修改时间戳 + private boolean mDeleted; // 删除标记 + + /** + * 默认构造函数，初始化节点属性 + */ + public Node() { + mGid = null; + mName = ""; + mLastModified = 0; + mDeleted = false; + } + + // =============== 抽象方法定义 =============== + // 这些方法需要子类根据具体的数据类型来实现 + + /** + * 获取创建操作的JSON数据 + * @param actionId 操作ID + * @return 包含创建操作数据的JSONObject + */ + public abstract JSONObject getCreateAction(int actionId); + + /** + * 获取更新操作的JSON数据 + * @param actionId 操作ID + * @return 包含更新操作数据的JSONObject + */ + public abstract JSONObject getUpdateAction(int actionId); + + /** + * 从远程JSON数据设置节点内容（从Google Tasks服务器获取） + * @param js 包含远程数据的JSONObject + */ + public abstract void setContentByRemoteJSON(JSONObject js); + + /** + * 从本地JSON数据设置节点内容（从本地数据库获取） + * @param js 包含本地数据的JSONObject + */ + public abstract void setContentByLocalJSON(JSONObject js); + + /** + * 从节点内容生成本地JSON数据（用于本地存储） + * @return 包含本地数据的JSONObject + */ + public abstract JSONObject getLocalJSONFromContent(); + + /** + * 根据数据库游标确定同步操作类型 + * @param c 数据库查询结果的Cursor + * @return 同步操作状态码（SYNC_ACTION_*） + */ + public abstract int getSyncAction(Cursor c); + + // =============== Getter和Setter方法 =============== + + /** + * 设置Google Task ID + * @param gid Google Task的全局唯一标识 + */ + public void setGid(String gid) { + this.mGid = gid; + } + + /** + * 设置节点名称 + * @param name 节点名称 + */ + public void setName(String name) { + this.mName = name; + } + + /** + * 设置最后修改时间戳 + * @param lastModified 最后修改时间戳（毫秒） + */ + public void setLastModified(long lastModified) { + this.mLastModified = lastModified; + } + + /** + * 设置删除标记 + * @param deleted true表示节点已删除，false表示节点有效 + */ + public void setDeleted(boolean deleted) { + this.mDeleted = deleted; + } + + /** + * 获取Google Task ID + * @return Google Task的全局唯一标识 + */ + public String getGid() { + return this.mGid; + } + + /** + * 获取节点名称 + * @return 节点名称 + */ + public String getName() { + return this.mName; + } + + /** + * 获取最后修改时间戳 + * @return 最后修改时间戳（毫秒） + */ + public long getLastModified() { + return this.mLastModified; + } + + /** + * 获取删除标记 + * @return true表示节点已删除，false表示节点有效 + */ + public boolean getDeleted() { + return this.mDeleted; + } +} \ No newline at end of file diff --git a/src/gtask/data/SqlData.java b/src/gtask/data/SqlData.java new file mode 100644 index 0000000..77a98c4 --- /dev/null +++ b/src/gtask/data/SqlData.java @@ -0,0 +1,231 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.net.Uri; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.NotesDatabaseHelper.TABLE; +import net.micode.notes.gtask.exception.ActionFailureException; + +import org.json.JSONException; +import org.json.JSONObject; + +/** + * SqlData 类 - 数据库数据操作类 + * + * 功能：封装对便签数据表（data表）的CRUD操作，提供JSON数据与数据库记录的转换 + * 用于在本地数据库和Google Tasks同步之间进行数据映射和转换 + * 实现数据的差异更新和版本控制，提高同步效率 + */ +public class SqlData { + private static final String TAG = SqlData.class.getSimpleName(); // 日志标签 + + private static final int INVALID_ID = -99999; // 无效ID标识 + + // 数据表查询字段投影 + public static final String[] PROJECTION_DATA = new String[] { + DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1, + DataColumns.DATA3 + }; + + // 字段索引常量 + public static final int DATA_ID_COLUMN = 0; // ID字段索引 + public static final int DATA_MIME_TYPE_COLUMN = 1; // MIME类型字段索引 + public static final int DATA_CONTENT_COLUMN = 2; // 内容字段索引 + public static final int DATA_CONTENT_DATA_1_COLUMN = 3;// DATA1字段索引 + public static final int DATA_CONTENT_DATA_3_COLUMN = 4;// DATA3字段索引 + + private ContentResolver mContentResolver; // 内容解析器，用于访问ContentProvider + private boolean mIsCreate; // 创建标记：true表示新数据，false表示已存在数据 + private long mDataId; // 数据ID + private String mDataMimeType; // 数据MIME类型 + private String mDataContent; // 数据内容 + private long mDataContentData1; // 数据DATA1字段值 + private String mDataContentData3; // 数据DATA3字段值 + private ContentValues mDiffDataValues; // 差异数据值，用于记录需要更新的字段 + + /** + * 构造函数：创建新的SqlData对象（用于创建新数据） + * @param context Android上下文 + */ + public SqlData(Context context) { + mContentResolver = context.getContentResolver(); + mIsCreate = true; // 标记为新数据 + mDataId = INVALID_ID; // 初始化ID为无效值 + mDataMimeType = DataConstants.NOTE; // 默认MIME类型为普通便签 + mDataContent = ""; // 初始化内容为空 + mDataContentData1 = 0; // 初始化DATA1为0 + mDataContentData3 = ""; // 初始化DATA3为空 + mDiffDataValues = new ContentValues(); // 创建差异值容器 + } + + /** + * 构造函数：从数据库游标创建SqlData对象（用于加载已有数据） + * @param context Android上下文 + * @param c 数据库查询结果的Cursor + */ + public SqlData(Context context, Cursor c) { + mContentResolver = context.getContentResolver(); + mIsCreate = false; // 标记为已有数据 + loadFromCursor(c); // 从游标加载数据 + mDiffDataValues = new ContentValues(); // 创建差异值容器 + } + + /** + * 从数据库游标加载数据到内存字段 + * @param c 数据库查询结果的Cursor + */ + private void loadFromCursor(Cursor c) { + mDataId = c.getLong(DATA_ID_COLUMN); + mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); + mDataContent = c.getString(DATA_CONTENT_COLUMN); + mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); + mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); + } + + /** + * 从JSON对象设置数据内容，并记录变更的字段 + * @param js 包含数据的JSONObject + * @throws JSONException JSON解析异常 + */ + public void setContent(JSONObject js) throws JSONException { + // 处理数据ID + long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; + if (mIsCreate || mDataId != dataId) { + mDiffDataValues.put(DataColumns.ID, dataId); + } + mDataId = dataId; + + // 处理MIME类型 + String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE) + : DataConstants.NOTE; + if (mIsCreate || !mDataMimeType.equals(dataMimeType)) { + mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType); + } + mDataMimeType = dataMimeType; + + // 处理内容 + String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; + if (mIsCreate || !mDataContent.equals(dataContent)) { + mDiffDataValues.put(DataColumns.CONTENT, dataContent); + } + mDataContent = dataContent; + + // 处理DATA1字段 + long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; + if (mIsCreate || mDataContentData1 != dataContentData1) { + mDiffDataValues.put(DataColumns.DATA1, dataContentData1); + } + mDataContentData1 = dataContentData1; + + // 处理DATA3字段 + String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; + if (mIsCreate || !mDataContentData3.equals(dataContentData3)) { + mDiffDataValues.put(DataColumns.DATA3, dataContentData3); + } + mDataContentData3 = dataContentData3; + } + + /** + * 获取当前数据的JSON表示 + * @return 包含数据的JSONObject，如果是新数据则返回null + * @throws JSONException JSON创建异常 + */ + public JSONObject getContent() throws JSONException { + if (mIsCreate) { + Log.e(TAG, "it seems that we haven't created this in database yet"); + return null; + } + // 创建JSON对象并添加所有字段 + JSONObject js = new JSONObject(); + js.put(DataColumns.ID, mDataId); + js.put(DataColumns.MIME_TYPE, mDataMimeType); + js.put(DataColumns.CONTENT, mDataContent); + js.put(DataColumns.DATA1, mDataContentData1); + js.put(DataColumns.DATA3, mDataContentData3); + return js; + } + + /** + * 提交数据到数据库 + * @param noteId 关联的便签ID + * @param validateVersion 是否验证版本号 + * @param version 版本号（仅在validateVersion为true时使用） + * @throws ActionFailureException 数据提交失败异常 + */ + public void commit(long noteId, boolean validateVersion, long version) { + if (mIsCreate) { + // 创建新数据记录 + if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) { + mDiffDataValues.remove(DataColumns.ID); + } + + mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 设置关联的便签ID + Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); + try { + // 从返回的URI中提取新创建的数据ID + mDataId = Long.valueOf(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + Log.e(TAG, "Get note id error :" + e.toString()); + throw new ActionFailureException("create note failed"); + } + } else { + // 更新已有数据记录 + if (mDiffDataValues.size() > 0) { + int result = 0; + if (!validateVersion) { + // 不验证版本号，直接更新 + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null); + } else { + // 验证版本号，确保数据未被其他操作修改 + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, + " ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.VERSION + "=?)", new String[] { + String.valueOf(noteId), String.valueOf(version) + }); + } + if (result == 0) { + Log.w(TAG, "there is no update. maybe user updates note when syncing"); + } + } + } + + // 重置状态 + mDiffDataValues.clear(); + mIsCreate = false; + } + + /** + * 获取数据ID + * @return 数据ID + */ + public long getId() { + return mDataId; + } +} \ No newline at end of file diff --git a/src/gtask/data/SqlNote.java b/src/gtask/data/SqlNote.java new file mode 100644 index 0000000..137f89c --- /dev/null +++ b/src/gtask/data/SqlNote.java @@ -0,0 +1,572 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.appwidget.AppWidgetManager; +import android.content.ContentResolver; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.net.Uri; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.tool.GTaskStringUtils; +import net.micode.notes.tool.ResourceParser; + +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +import java.util.ArrayList; + +/** + * 数据库笔记类（用于与Google Task同步） + * 负责在SQLite数据库和JSON格式之间转换笔记数据 + */ +public class SqlNote { + private static final String TAG = SqlNote.class.getSimpleName(); // 日志标签 + + private static final int INVALID_ID = -99999; // 无效ID常量 + + // 数据库查询的投影字段（需要查询的列） + public static final String[] PROJECTION_NOTE = new String[] { + NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID, + NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE, + NoteColumns.NOTES_COUNT, NoteColumns.PARENT_ID, NoteColumns.SNIPPET, NoteColumns.TYPE, + NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE, NoteColumns.SYNC_ID, + NoteColumns.LOCAL_MODIFIED, NoteColumns.ORIGIN_PARENT_ID, NoteColumns.GTASK_ID, + NoteColumns.VERSION + }; + + // 投影字段对应的索引号 + public static final int ID_COLUMN = 0; // ID列索引 + public static final int ALERTED_DATE_COLUMN = 1; // 提醒日期列索引 + public static final int BG_COLOR_ID_COLUMN = 2; // 背景颜色ID列索引 + public static final int CREATED_DATE_COLUMN = 3; // 创建日期列索引 + public static final int HAS_ATTACHMENT_COLUMN = 4; // 是否有附件列索引 + public static final int MODIFIED_DATE_COLUMN = 5; // 修改日期列索引 + public static final int NOTES_COUNT_COLUMN = 6; // 笔记数量列索引 + public static final int PARENT_ID_COLUMN = 7; // 父ID列索引 + public static final int SNIPPET_COLUMN = 8; // 摘要内容列索引 + public static final int TYPE_COLUMN = 9; // 类型列索引 + public static final int WIDGET_ID_COLUMN = 10; // 小部件ID列索引 + public static final int WIDGET_TYPE_COLUMN = 11; // 小部件类型列索引 + public static final int SYNC_ID_COLUMN = 12; // 同步ID列索引 + public static final int LOCAL_MODIFIED_COLUMN = 13; // 本地修改标记列索引 + public static final int ORIGIN_PARENT_ID_COLUMN = 14; // 原始父ID列索引 + public static final int GTASK_ID_COLUMN = 15; // Google Task ID列索引 + public static final int VERSION_COLUMN = 16; // 版本号列索引 + + private Context mContext; // 上下文对象 + private ContentResolver mContentResolver; // 内容解析器，用于数据库操作 + private boolean mIsCreate; // 标记是否为新建笔记（true表示新建，false表示从数据库加载） + private long mId; // 笔记ID + private long mAlertDate; // 提醒日期 + private int mBgColorId; // 背景颜色ID + private long mCreatedDate; // 创建日期 + private int mHasAttachment; // 是否有附件（0表示无，1表示有） + private long mModifiedDate; // 修改日期 + private long mParentId; // 父文件夹ID + private String mSnippet; // 笔记内容摘要 + private int mType; // 笔记类型（笔记、文件夹、系统文件夹等） + private int mWidgetId; // 关联的小部件ID + private int mWidgetType; // 小部件类型 + private long mOriginParent; // 原始父文件夹ID（用于恢复操作） + private long mVersion; // 版本号（用于乐观锁控制） + private ContentValues mDiffNoteValues; // 存储需要更新的字段值（用于数据库更新） + private ArrayList mDataList; // 笔记内容数据列表（用于普通笔记类型） + + /** + * 构造函数 - 创建新笔记对象 + * 初始化所有字段为默认值，标记为创建状态 + * @param context 上下文 + */ + public SqlNote(Context context) { + mContext = context; + mContentResolver = context.getContentResolver(); + mIsCreate = true; // 标记为新建笔记 + mId = INVALID_ID; // 使用无效ID + mAlertDate = 0; // 默认无提醒 + mBgColorId = ResourceParser.getDefaultBgId(context); // 获取默认背景颜色ID + mCreatedDate = System.currentTimeMillis(); // 使用当前时间作为创建时间 + mHasAttachment = 0; // 默认无附件 + mModifiedDate = System.currentTimeMillis(); // 使用当前时间作为修改时间 + mParentId = 0; // 默认父ID为0 + mSnippet = ""; // 空摘要 + mType = Notes.TYPE_NOTE; // 默认为普通笔记类型 + mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID; // 无效的小部件ID + mWidgetType = Notes.TYPE_WIDGET_INVALIDE; // 无效的小部件类型 + mOriginParent = 0; // 默认原始父ID为0 + mVersion = 0; // 初始版本为0 + mDiffNoteValues = new ContentValues(); // 初始化更新字段容器 + mDataList = new ArrayList(); // 初始化数据列表 + } + + /** + * 构造函数 - 从数据库游标加载笔记对象 + * 从数据库查询结果中加载笔记数据，并加载关联的笔记内容 + * @param context 上下文 + * @param c 数据库游标，包含笔记数据 + */ + public SqlNote(Context context, Cursor c) { + mContext = context; + mContentResolver = context.getContentResolver(); + mIsCreate = false; // 标记为从数据库加载 + loadFromCursor(c); // 从游标加载数据 + mDataList = new ArrayList(); // 初始化数据列表 + if (mType == Notes.TYPE_NOTE) + loadDataContent(); // 如果是普通笔记类型，加载笔记内容数据 + mDiffNoteValues = new ContentValues(); // 初始化更新字段容器 + } + + /** + * 构造函数 - 通过笔记ID加载笔记对象 + * 根据笔记ID查询数据库并加载笔记数据 + * @param context 上下文 + * @param id 笔记ID + */ + public SqlNote(Context context, long id) { + mContext = context; + mContentResolver = context.getContentResolver(); + mIsCreate = false; // 标记为从数据库加载 + loadFromCursor(id); // 通过ID从数据库加载数据 + mDataList = new ArrayList(); // 初始化数据列表 + if (mType == Notes.TYPE_NOTE) + loadDataContent(); // 如果是普通笔记类型，加载笔记内容数据 + mDiffNoteValues = new ContentValues(); // 初始化更新字段容器 + } + + /** + * 通过笔记ID从数据库加载笔记数据 + * 根据ID查询数据库并将结果加载到对象字段中 + * @param id 笔记ID + */ + private void loadFromCursor(long id) { + Cursor c = null; + try { + // 查询指定ID的笔记 + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)", + new String[] { + String.valueOf(id) + }, null); + if (c != null) { + c.moveToNext(); // 移动到查询结果的第一行 + loadFromCursor(c); // 从游标加载数据 + } else { + Log.w(TAG, "loadFromCursor: cursor = null"); // 日志记录游标为空 + } + } finally { + if (c != null) + c.close(); // 关闭游标 + } + } + + /** + * 从游标加载数据到对象字段 + * 将数据库游标中的数据赋值给对象的各个字段 + * @param c 数据库游标 + */ + private void loadFromCursor(Cursor c) { + mId = c.getLong(ID_COLUMN); // 获取笔记ID + mAlertDate = c.getLong(ALERTED_DATE_COLUMN); // 获取提醒日期 + mBgColorId = c.getInt(BG_COLOR_ID_COLUMN); // 获取背景颜色ID + mCreatedDate = c.getLong(CREATED_DATE_COLUMN); // 获取创建日期 + mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN); // 获取是否有附件 + mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN); // 获取修改日期 + mParentId = c.getLong(PARENT_ID_COLUMN); // 获取父文件夹ID + mSnippet = c.getString(SNIPPET_COLUMN); // 获取笔记摘要 + mType = c.getInt(TYPE_COLUMN); // 获取笔记类型 + mWidgetId = c.getInt(WIDGET_ID_COLUMN); // 获取小部件ID + mWidgetType = c.getInt(WIDGET_TYPE_COLUMN); // 获取小部件类型 + mVersion = c.getLong(VERSION_COLUMN); // 获取版本号 + } + + /** + * 加载笔记的内容数据 + * 查询笔记关联的内容数据（如文本内容）并加载到数据列表 + */ + private void loadDataContent() { + Cursor c = null; + mDataList.clear(); // 清空数据列表 + try { + // 查询笔记的内容数据 + c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA, + "(note_id=?)", new String[] { + String.valueOf(mId) + }, null); + if (c != null) { + if (c.getCount() == 0) { + Log.w(TAG, "it seems that the note has not data"); // 日志记录笔记无内容数据 + return; + } + while (c.moveToNext()) { + SqlData data = new SqlData(mContext, c); // 创建SqlData对象 + mDataList.add(data); // 添加到数据列表 + } + } else { + Log.w(TAG, "loadDataContent: cursor = null"); // 日志记录游标为空 + } + } finally { + if (c != null) + c.close(); // 关闭游标 + } + } + + /** + * 从JSON对象设置笔记内容 + * 解析JSON数据并更新笔记对象的各个字段 + * @param js 包含笔记数据的JSON对象 + * @return 设置成功返回true，失败返回false + */ + public boolean setContent(JSONObject js) { + try { + JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记JSON对象 + if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { + Log.w(TAG, "cannot set system folder"); // 系统文件夹不能设置 + } else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { + // 对于文件夹类型，只能更新摘要和类型 + String snippet = note.has(NoteColumns.SNIPPET) ? note + .getString(NoteColumns.SNIPPET) : ""; // 获取摘要，如果不存在则为空字符串 + if (mIsCreate || !mSnippet.equals(snippet)) { + mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 如果摘要发生变化，记录更新 + } + mSnippet = snippet; // 更新摘要字段 + + int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE) + : Notes.TYPE_NOTE; // 获取类型，如果不存在则默认为笔记类型 + if (mIsCreate || mType != type) { + mDiffNoteValues.put(NoteColumns.TYPE, type); // 如果类型发生变化，记录更新 + } + mType = type; // 更新类型字段 + } else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) { + // 对于普通笔记类型，需要设置所有字段 + JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取笔记内容数据数组 + long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID; // 获取笔记ID + if (mIsCreate || mId != id) { + mDiffNoteValues.put(NoteColumns.ID, id); // 如果ID发生变化，记录更新 + } + mId = id; // 更新ID字段 + + long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note + .getLong(NoteColumns.ALERTED_DATE) : 0; // 获取提醒日期 + if (mIsCreate || mAlertDate != alertDate) { + mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate); // 如果提醒日期变化，记录更新 + } + mAlertDate = alertDate; // 更新提醒日期字段 + + int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note + .getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext); // 获取背景颜色ID + if (mIsCreate || mBgColorId != bgColorId) { + mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId); // 如果背景颜色变化，记录更新 + } + mBgColorId = bgColorId; // 更新背景颜色ID字段 + + long createDate = note.has(NoteColumns.CREATED_DATE) ? note + .getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis(); // 获取创建日期 + if (mIsCreate || mCreatedDate != createDate) { + mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate); // 如果创建日期变化，记录更新 + } + mCreatedDate = createDate; // 更新创建日期字段 + + int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note + .getInt(NoteColumns.HAS_ATTACHMENT) : 0; // 获取是否有附件 + if (mIsCreate || mHasAttachment != hasAttachment) { + mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment); // 如果附件状态变化，记录更新 + } + mHasAttachment = hasAttachment; // 更新附件字段 + + long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note + .getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis(); // 获取修改日期 + if (mIsCreate || mModifiedDate != modifiedDate) { + mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate); // 如果修改日期变化，记录更新 + } + mModifiedDate = modifiedDate; // 更新修改日期字段 + + long parentId = note.has(NoteColumns.PARENT_ID) ? note + .getLong(NoteColumns.PARENT_ID) : 0; // 获取父文件夹ID + if (mIsCreate || mParentId != parentId) { + mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId); // 如果父ID变化，记录更新 + } + mParentId = parentId; // 更新父ID字段 + + String snippet = note.has(NoteColumns.SNIPPET) ? note + .getString(NoteColumns.SNIPPET) : ""; // 获取摘要 + if (mIsCreate || !mSnippet.equals(snippet)) { + mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 如果摘要变化，记录更新 + } + mSnippet = snippet; // 更新摘要字段 + + int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE) + : Notes.TYPE_NOTE; // 获取笔记类型 + if (mIsCreate || mType != type) { + mDiffNoteValues.put(NoteColumns.TYPE, type); // 如果类型变化，记录更新 + } + mType = type; // 更新类型字段 + + int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID) + : AppWidgetManager.INVALID_APPWIDGET_ID; // 获取小部件ID + if (mIsCreate || mWidgetId != widgetId) { + mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId); // 如果小部件ID变化，记录更新 + } + mWidgetId = widgetId; // 更新小部件ID字段 + + int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note + .getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE; // 获取小部件类型 + if (mIsCreate || mWidgetType != widgetType) { + mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType); // 如果小部件类型变化，记录更新 + } + mWidgetType = widgetType; // 更新小部件类型字段 + + long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note + .getLong(NoteColumns.ORIGIN_PARENT_ID) : 0; // 获取原始父文件夹ID + if (mIsCreate || mOriginParent != originParent) { + mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent); // 如果原始父ID变化，记录更新 + } + mOriginParent = originParent; // 更新原始父ID字段 + + // 处理笔记内容数据 + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); // 获取每条内容数据 + SqlData sqlData = null; + if (data.has(DataColumns.ID)) { + long dataId = data.getLong(DataColumns.ID); // 获取内容数据ID + // 在现有数据列表中查找匹配的内容数据 + for (SqlData temp : mDataList) { + if (dataId == temp.getId()) { + sqlData = temp; // 找到已存在的数据 + } + } + } + + if (sqlData == null) { + sqlData = new SqlData(mContext); // 创建新的内容数据对象 + mDataList.add(sqlData); // 添加到数据列表 + } + + sqlData.setContent(data); // 设置内容数据 + } + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); // 记录JSON解析异常 + e.printStackTrace(); + return false; // 返回失败 + } + return true; // 返回成功 + } + + /** + * 获取笔记的JSON表示 + * 将笔记对象转换为JSON格式，用于同步或传输 + * @return 包含笔记数据的JSON对象，失败返回null + */ + public JSONObject getContent() { + try { + JSONObject js = new JSONObject(); // 创建JSON对象 + + if (mIsCreate) { + Log.e(TAG, "it seems that we haven't created this in database yet"); // 日志记录笔记尚未创建 + return null; // 返回null + } + + JSONObject note = new JSONObject(); // 创建笔记JSON对象 + if (mType == Notes.TYPE_NOTE) { + // 普通笔记类型，包含所有字段 + note.put(NoteColumns.ID, mId); // 添加ID + note.put(NoteColumns.ALERTED_DATE, mAlertDate); // 添加提醒日期 + note.put(NoteColumns.BG_COLOR_ID, mBgColorId); // 添加背景颜色ID + note.put(NoteColumns.CREATED_DATE, mCreatedDate); // 添加创建日期 + note.put(NoteColumns.HAS_ATTACHMENT, mHasAttachment); // 添加附件状态 + note.put(NoteColumns.MODIFIED_DATE, mModifiedDate); // 添加修改日期 + note.put(NoteColumns.PARENT_ID, mParentId); // 添加父文件夹ID + note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要 + note.put(NoteColumns.TYPE, mType); // 添加类型 + note.put(NoteColumns.WIDGET_ID, mWidgetId); // 添加小部件ID + note.put(NoteColumns.WIDGET_TYPE, mWidgetType); // 添加小部件类型 + note.put(NoteColumns.ORIGIN_PARENT_ID, mOriginParent); // 添加原始父文件夹ID + js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON + + // 添加笔记内容数据 + JSONArray dataArray = new JSONArray(); // 创建内容数据数组 + for (SqlData sqlData : mDataList) { + JSONObject data = sqlData.getContent(); // 获取内容数据的JSON + if (data != null) { + dataArray.put(data); // 添加到数组 + } + } + js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将内容数据数组添加到JSON + } else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) { + // 文件夹或系统文件夹类型，只包含必要字段 + note.put(NoteColumns.ID, mId); // 添加ID + note.put(NoteColumns.TYPE, mType); // 添加类型 + note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要 + js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON + } + + return js; // 返回JSON对象 + } catch (JSONException e) { + Log.e(TAG, e.toString()); // 记录JSON异常 + e.printStackTrace(); + } + return null; // 返回null + } + + /** + * 设置父文件夹ID + * 更新笔记的父文件夹ID，并记录需要更新的字段 + * @param id 父文件夹ID + */ + public void setParentId(long id) { + mParentId = id; // 更新父文件夹ID字段 + mDiffNoteValues.put(NoteColumns.PARENT_ID, id); // 记录需要更新的字段 + } + + /** + * 设置Google Task ID + * 更新笔记的Google Task ID，用于同步 + * @param gid Google Task ID + */ + public void setGtaskId(String gid) { + mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); // 记录需要更新的字段 + } + + /** + * 设置同步ID + * 更新笔记的同步ID，用于同步控制 + * @param syncId 同步ID + */ + public void setSyncId(long syncId) { + mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); // 记录需要更新的字段 + } + + /** + * 重置本地修改标记 + * 将本地修改标记设为0，表示笔记已同步 + */ + public void resetLocalModified() { + mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); // 记录需要更新的字段 + } + + /** + * 获取笔记ID + * @return 笔记ID + */ + public long getId() { + return mId; + } + + /** + * 获取父文件夹ID + * @return 父文件夹ID + */ + public long getParentId() { + return mParentId; + } + + /** + * 获取笔记摘要 + * @return 笔记摘要 + */ + public String getSnippet() { + return mSnippet; + } + + /** + * 检查笔记是否为普通笔记类型 + * @return 如果是普通笔记类型返回true，否则返回false + */ + public boolean isNoteType() { + return mType == Notes.TYPE_NOTE; + } + + /** + * 提交笔记更改到数据库 + * 将笔记对象的更改保存到数据库，包括新建或更新操作 + * @param validateVersion 是否验证版本号（用于乐观锁控制） + */ + public void commit(boolean validateVersion) { + if (mIsCreate) { + // 新建笔记操作 + if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) { + mDiffNoteValues.remove(NoteColumns.ID); // 如果ID为无效值且存在于更新字段中，移除它 + } + + Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues); // 插入新笔记到数据库 + try { + mId = Long.valueOf(uri.getPathSegments().get(1)); // 从返回的URI中获取新笔记的ID + } catch (NumberFormatException e) { + Log.e(TAG, "Get note id error :" + e.toString()); // 记录获取ID异常 + throw new ActionFailureException("create note failed"); // 抛出创建失败异常 + } + if (mId == 0) { + throw new IllegalStateException("Create thread id failed"); // 如果ID为0，抛出异常 + } + + // 如果是普通笔记类型，提交笔记内容数据 + if (mType == Notes.TYPE_NOTE) { + for (SqlData sqlData : mDataList) { + sqlData.commit(mId, false, -1); // 提交内容数据，不验证版本 + } + } + } else { + // 更新笔记操作 + if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) { + Log.e(TAG, "No such note"); // 日志记录无效ID + throw new IllegalStateException("Try to update note with invalid id"); // 抛出无效ID异常 + } + if (mDiffNoteValues.size() > 0) { + mVersion ++; // 版本号递增 + int result = 0; + if (!validateVersion) { + // 不验证版本号，直接更新 + result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" + + NoteColumns.ID + "=?)", new String[] { + String.valueOf(mId) + }); + } else { + // 验证版本号，使用乐观锁控制 + result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" + + NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)", + new String[] { + String.valueOf(mId), String.valueOf(mVersion) + }); + } + if (result == 0) { + Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 日志记录无更新 + } + } + + // 如果是普通笔记类型，提交笔记内容数据的更改 + if (mType == Notes.TYPE_NOTE) { + for (SqlData sqlData : mDataList) { + sqlData.commit(mId, validateVersion, mVersion); // 提交内容数据，可能验证版本 + } + } + } + + // 重新从数据库加载笔记数据，确保对象状态与数据库一致 + loadFromCursor(mId); + if (mType == Notes.TYPE_NOTE) + loadDataContent(); // 重新加载笔记内容数据 + + mDiffNoteValues.clear(); // 清空更新字段容器 + mIsCreate = false; // 标记为非新建状态 + } +} \ No newline at end of file diff --git a/src/gtask/data/Task.java b/src/gtask/data/Task.java new file mode 100644 index 0000000..3589281 --- /dev/null +++ b/src/gtask/data/Task.java @@ -0,0 +1,435 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +/** + * Task 类 - 具体任务实体类 + * + * 功能：代表一个具体的便签任务，继承自Node抽象类 + * 实现便签与Google Tasks同步的具体逻辑，包括创建、更新、同步操作 + * 处理本地数据库与远程Google Tasks服务器之间的数据映射和转换 + */ +public class Task extends Node { + private static final String TAG = Task.class.getSimpleName(); // 日志标签 + + // 任务特有属性 + private boolean mCompleted; // 完成状态标记 + private String mNotes; // 任务备注/描述 + private JSONObject mMetaInfo; // 元信息（存储本地便签的详细信息） + private Task mPriorSibling; // 前一个兄弟任务（用于排序） + private TaskList mParent; // 父任务列表（TaskList） + + /** + * 默认构造函数，初始化任务属性 + */ + public Task() { + super(); + mCompleted = false; // 默认未完成 + mNotes = null; // 默认无备注 + mPriorSibling = null; // 默认无前兄弟任务 + mParent = null; // 默认无父列表 + mMetaInfo = null; // 默认无元信息 + } + + /** + * 获取创建任务的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含创建操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getCreateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：创建 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 索引位置（在父列表中的位置） + js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this)); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称 + entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID + entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_TASK); // 实体类型为任务 + if (getNotes() != null) { + entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注 + } + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + // 父列表ID + js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); + + // 目标父类型 + js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_GROUP); + + // 列表ID（与父列表ID相同） + js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); + + // 前兄弟任务ID（用于排序） + if (mPriorSibling != null) { + js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid()); + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate task-create jsonobject"); + } + + return js; + } + + /** + * 获取更新任务的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含更新操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getUpdateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：更新 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 任务ID + js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称 + if (getNotes() != null) { + entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注 + } + entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态 + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate task-update jsonobject"); + } + + return js; + } + + /** + * 从远程JSON数据设置任务内容（从Google Tasks服务器获取） + * @param js 包含远程任务数据的JSONObject + * @throws ActionFailureException 解析JSON失败时抛出 + */ + public void setContentByRemoteJSON(JSONObject js) { + if (js != null) { + try { + // 任务ID + if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { + setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); + } + + // 最后修改时间 + if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { + setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); + } + + // 任务名称 + if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { + setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); + } + + // 任务备注 + if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) { + setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES)); + } + + // 删除状态 + if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) { + setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED)); + } + + // 完成状态 + if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) { + setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED)); + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to get task content from jsonobject"); + } + } + } + + /** + * 从本地JSON数据设置任务内容（从本地数据库获取） + * @param js 包含本地便签数据的JSONObject + */ + public void setContentByLocalJSON(JSONObject js) { + if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) + || !js.has(GTaskStringUtils.META_HEAD_DATA)) { + Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + } + + try { + // 获取便签信息和数据数组 + JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + + // 验证便签类型 + if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) { + Log.e(TAG, "invalid type"); + return; + } + + // 遍历数据数组，查找便签内容 + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { + setName(data.getString(DataColumns.CONTENT)); // 设置任务名称为便签内容 + break; + } + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + } + + /** + * 从任务内容生成本地JSON数据（用于本地存储） + * @return 包含本地便签数据的JSONObject，如果任务无内容则返回null + */ + public JSONObject getLocalJSONFromContent() { + String name = getName(); + try { + if (mMetaInfo == null) { + // 从Web新创建的任务（没有元信息） + if (name == null) { + Log.w(TAG, "the note seems to be an empty one"); + return null; + } + + // 构建新的JSON结构 + JSONObject js = new JSONObject(); + JSONObject note = new JSONObject(); + JSONArray dataArray = new JSONArray(); + JSONObject data = new JSONObject(); + data.put(DataColumns.CONTENT, name); // 便签内容 + dataArray.put(data); + js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); + note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 类型为普通便签 + js.put(GTaskStringUtils.META_HEAD_NOTE, note); + return js; + } else { + // 已同步的任务（有元信息） + JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + + // 更新便签内容 + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { + data.put(DataColumns.CONTENT, getName()); + break; + } + } + + note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); + return mMetaInfo; // 返回更新后的元信息 + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return null; + } + } + + /** + * 设置元信息（从MetaData对象） + * @param metaData 元数据对象 + */ + public void setMetaInfo(MetaData metaData) { + if (metaData != null && metaData.getNotes() != null) { + try { + mMetaInfo = new JSONObject(metaData.getNotes()); + } catch (JSONException e) { + Log.w(TAG, e.toString()); + mMetaInfo = null; + } + } + } + + /** + * 根据数据库游标确定同步操作类型 + * @param c 数据库查询结果的Cursor + * @return 同步操作状态码（SYNC_ACTION_*） + */ + public int getSyncAction(Cursor c) { + try { + JSONObject noteInfo = null; + // 从元信息中获取便签信息 + if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) { + noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + } + + if (noteInfo == null) { + Log.w(TAG, "it seems that note meta has been deleted"); + return SYNC_ACTION_UPDATE_REMOTE; // 远程更新本地 + } + + if (!noteInfo.has(NoteColumns.ID)) { + Log.w(TAG, "remote note id seems to be deleted"); + return SYNC_ACTION_UPDATE_LOCAL; // 本地更新远程 + } + + // 验证便签ID是否匹配 + if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) { + Log.w(TAG, "note id doesn't match"); + return SYNC_ACTION_UPDATE_LOCAL; // ID不匹配，用本地更新远程 + } + + // 检查本地修改标记 + if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { + // 本地无修改 + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 两边都无更新 + return SYNC_ACTION_NONE; + } else { + // 远程有更新，应用到本地 + return SYNC_ACTION_UPDATE_LOCAL; + } + } else { + // 本地有修改 + // 验证Google Task ID是否匹配 + if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { + Log.e(TAG, "gtask id doesn't match"); + return SYNC_ACTION_ERROR; // ID不匹配，错误 + } + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 仅本地有修改 + return SYNC_ACTION_UPDATE_REMOTE; + } else { + // 两边都有修改，冲突 + return SYNC_ACTION_UPDATE_CONFLICT; + } + } + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + + return SYNC_ACTION_ERROR; // 发生异常，返回错误 + } + + /** + * 判断任务是否值得保存（是否有有效内容） + * @return 如果任务有名称或备注则返回true，否则返回false + */ + public boolean isWorthSaving() { + return mMetaInfo != null || (getName() != null && getName().trim().length() > 0) + || (getNotes() != null && getNotes().trim().length() > 0); + } + + /** + * 设置完成状态 + * @param completed 完成状态（true-已完成，false-未完成） + */ + public void setCompleted(boolean completed) { + this.mCompleted = completed; + } + + /** + * 设置任务备注 + * @param notes 任务备注字符串 + */ + public void setNotes(String notes) { + this.mNotes = notes; + } + + /** + * 设置前兄弟任务（用于排序） + * @param priorSibling 前兄弟任务对象 + */ + public void setPriorSibling(Task priorSibling) { + this.mPriorSibling = priorSibling; + } + + /** + * 设置父任务列表 + * @param parent 父任务列表对象 + */ + public void setParent(TaskList parent) { + this.mParent = parent; + } + + /** + * 获取完成状态 + * @return 完成状态（true-已完成，false-未完成） + */ + public boolean getCompleted() { + return this.mCompleted; + } + + /** + * 获取任务备注 + * @return 任务备注字符串 + */ + public String getNotes() { + return this.mNotes; + } + + /** + * 获取前兄弟任务 + * @return 前兄弟任务对象 + */ + public Task getPriorSibling() { + return this.mPriorSibling; + } + + /** + * 获取父任务列表 + * @return 父任务列表对象 + */ + public TaskList getParent() { + return this.mParent; + } +} \ No newline at end of file diff --git a/src/gtask/data/TaskList.java b/src/gtask/data/TaskList.java new file mode 100644 index 0000000..e096dd8 --- /dev/null +++ b/src/gtask/data/TaskList.java @@ -0,0 +1,446 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONException; +import org.json.JSONObject; + +import java.util.ArrayList; + +/** + * TaskList 类 - 任务列表实体类 + * + * 功能：代表Google Tasks中的一个任务列表（对应小米便签中的文件夹） + * 继承自Node抽象类，可以包含多个Task子任务，实现任务列表的层级管理 + * 处理文件夹与Google Tasks列表的同步，支持子任务的增删改查和排序 + */ +public class TaskList extends Node { + private static final String TAG = TaskList.class.getSimpleName(); // 日志标签 + + private int mIndex; // 任务列表在父容器中的索引位置 + private ArrayList mChildren; // 子任务列表 + + /** + * 默认构造函数，初始化任务列表属性 + */ + public TaskList() { + super(); + mChildren = new ArrayList(); // 初始化子任务列表 + mIndex = 1; // 默认索引为1（Google Tasks的索引从1开始） + } + + /** + * 获取创建任务列表的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含创建操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getCreateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：创建 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 索引位置 + js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称 + entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID + entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 实体类型为组（列表） + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate tasklist-create jsonobject"); + } + + return js; + } + + /** + * 获取更新任务列表的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含更新操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getUpdateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：更新 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 列表ID + js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称 + entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态 + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate tasklist-update jsonobject"); + } + + return js; + } + + /** + * 从远程JSON数据设置任务列表内容（从Google Tasks服务器获取） + * @param js 包含远程列表数据的JSONObject + * @throws ActionFailureException 解析JSON失败时抛出 + */ + public void setContentByRemoteJSON(JSONObject js) { + if (js != null) { + try { + // 列表ID + if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { + setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); + } + + // 最后修改时间 + if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { + setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); + } + + // 列表名称 + if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { + setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to get tasklist content from jsonobject"); + } + } + } + + /** + * 从本地JSON数据设置任务列表内容（从本地数据库获取） + * @param js 包含本地文件夹数据的JSONObject + */ + public void setContentByLocalJSON(JSONObject js) { + if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) { + Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + } + + try { + JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + + // 根据文件夹类型设置名称 + if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { + // 普通文件夹：使用片段作为名称，并添加MIUI前缀 + String name = folder.getString(NoteColumns.SNIPPET); + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); + } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { + // 系统文件夹：根据ID设置特定的名称 + if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER) + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT); + else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER) + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_CALL_NOTE); + else + Log.e(TAG, "invalid system folder"); + } else { + Log.e(TAG, "error type"); + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + } + + /** + * 从任务列表内容生成本地JSON数据（用于本地存储） + * @return 包含本地文件夹数据的JSONObject + */ + public JSONObject getLocalJSONFromContent() { + try { + JSONObject js = new JSONObject(); + JSONObject folder = new JSONObject(); + + // 处理文件夹名称：移除MIUI前缀 + String folderName = getName(); + if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)) + folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(), + folderName.length()); + folder.put(NoteColumns.SNIPPET, folderName); + + // 根据文件夹名称判断类型 + if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT) + || folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE)) + folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 默认文件夹和通话记录文件夹为系统类型 + else + folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 其他为普通文件夹 + + js.put(GTaskStringUtils.META_HEAD_NOTE, folder); + + return js; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return null; + } + } + + /** + * 根据数据库游标确定同步操作类型 + * @param c 数据库查询结果的Cursor + * @return 同步操作状态码（SYNC_ACTION_*） + */ + public int getSyncAction(Cursor c) { + try { + if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { + // 本地无修改 + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 两边都无更新 + return SYNC_ACTION_NONE; + } else { + // 远程有更新，应用到本地 + return SYNC_ACTION_UPDATE_LOCAL; + } + } else { + // 本地有修改 + // 验证Google Task ID是否匹配 + if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { + Log.e(TAG, "gtask id doesn't match"); + return SYNC_ACTION_ERROR; + } + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 仅本地有修改 + return SYNC_ACTION_UPDATE_REMOTE; + } else { + // 文件夹冲突时，优先应用本地修改（不同于任务的处理方式） + return SYNC_ACTION_UPDATE_REMOTE; + } + } + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + + return SYNC_ACTION_ERROR; + } + + /** + * 获取子任务数量 + * @return 子任务数量 + */ + public int getChildTaskCount() { + return mChildren.size(); + } + + /** + * 添加子任务到列表末尾 + * @param task 要添加的任务 + * @return 添加成功返回true，失败返回false + */ + public boolean addChildTask(Task task) { + boolean ret = false; + if (task != null && !mChildren.contains(task)) { + ret = mChildren.add(task); + if (ret) { + // 设置前兄弟任务和父列表 + task.setPriorSibling(mChildren.isEmpty() ? null : mChildren + .get(mChildren.size() - 1)); + task.setParent(this); + } + } + return ret; + } + + /** + * 在指定索引位置添加子任务 + * @param task 要添加的任务 + * @param index 要插入的索引位置 + * @return 添加成功返回true，失败返回false + */ + public boolean addChildTask(Task task, int index) { + if (index < 0 || index > mChildren.size()) { + Log.e(TAG, "add child task: invalid index"); + return false; + } + + int pos = mChildren.indexOf(task); + if (task != null && pos == -1) { + mChildren.add(index, task); + + // 更新任务列表的前后兄弟关系 + Task preTask = null; + Task afterTask = null; + if (index != 0) + preTask = mChildren.get(index - 1); + if (index != mChildren.size() - 1) + afterTask = mChildren.get(index + 1); + + task.setPriorSibling(preTask); + if (afterTask != null) + afterTask.setPriorSibling(task); + } + + return true; + } + + /** + * 从列表中移除子任务 + * @param task 要移除的任务 + * @return 移除成功返回true，失败返回false + */ + public boolean removeChildTask(Task task) { + boolean ret = false; + int index = mChildren.indexOf(task); + if (index != -1) { + ret = mChildren.remove(task); + + if (ret) { + // 重置任务的前兄弟任务和父列表 + task.setPriorSibling(null); + task.setParent(null); + + // 更新任务列表的前兄弟关系 + if (index != mChildren.size()) { + mChildren.get(index).setPriorSibling( + index == 0 ? null : mChildren.get(index - 1)); + } + } + } + return ret; + } + + /** + * 移动子任务到指定索引位置 + * @param task 要移动的任务 + * @param index 目标索引位置 + * @return 移动成功返回true，失败返回false + */ + public boolean moveChildTask(Task task, int index) { + + if (index < 0 || index >= mChildren.size()) { + Log.e(TAG, "move child task: invalid index"); + return false; + } + + int pos = mChildren.indexOf(task); + if (pos == -1) { + Log.e(TAG, "move child task: the task should in the list"); + return false; + } + + if (pos == index) + return true; + return (removeChildTask(task) && addChildTask(task, index)); + } + + /** + * 根据Google Task ID查找子任务 + * @param gid Google Task的全局唯一标识 + * @return 找到的任务对象，未找到返回null + */ + public Task findChildTaskByGid(String gid) { + for (int i = 0; i < mChildren.size(); i++) { + Task t = mChildren.get(i); + if (t.getGid().equals(gid)) { + return t; + } + } + return null; + } + + /** + * 获取子任务在列表中的索引位置 + * @param task 要查找的任务 + * @return 任务在列表中的索引，不存在返回-1 + */ + public int getChildTaskIndex(Task task) { + return mChildren.indexOf(task); + } + + /** + * 根据索引获取子任务 + * @param index 子任务索引 + * @return 指定索引位置的子任务，索引无效返回null + */ + public Task getChildTaskByIndex(int index) { + if (index < 0 || index >= mChildren.size()) { + Log.e(TAG, "getTaskByIndex: invalid index"); + return null; + } + return mChildren.get(index); + } + + /** + * 根据Google Task ID获取子任务（方法名有拼写错误） + * @param gid Google Task的全局唯一标识 + * @return 找到的任务对象，未找到返回null + */ + public Task getChilTaskByGid(String gid) { + for (Task task : mChildren) { + if (task.getGid().equals(gid)) + return task; + } + return null; + } + + /** + * 获取所有子任务的列表 + * @return 子任务列表的ArrayList + */ + public ArrayList getChildTaskList() { + return this.mChildren; + } + + /** + * 设置任务列表索引 + * @param index 索引值 + */ + public void setIndex(int index) { + this.mIndex = index; + } + + /** + * 获取任务列表索引 + * @return 索引值 + */ + public int getIndex() { + return this.mIndex; + } +} \ No newline at end of file diff --git a/src/gtask/exception/ActionFailureException.java b/src/gtask/exception/ActionFailureException.java new file mode 100644 index 0000000..1e415ce --- /dev/null +++ b/src/gtask/exception/ActionFailureException.java @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.exception; + +/** + * ActionFailureException 类 - 动作失败异常 + * + * 功能：表示在Google Tasks同步过程中操作失败的自定义运行时异常 + * 继承自RuntimeException，用于在同步过程中发生不可恢复错误时抛出 + * 用于处理JSON操作失败、网络请求失败、数据转换失败等场景 + */ +public class ActionFailureException extends RuntimeException { + // 序列化版本UID，用于对象序列化/反序列化的版本控制 + private static final long serialVersionUID = 4425249765923293627L; + + /** + * 默认构造函数，创建没有详细消息的异常 + */ + public ActionFailureException() { + super(); + } + + /** + * 构造函数，创建带有详细消息的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + */ + public ActionFailureException(String paramString) { + super(paramString); + } + + /** + * 构造函数，创建带有详细消息和原因的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + * @param paramThrowable 异常的根本原因（嵌套异常） + */ + public ActionFailureException(String paramString, Throwable paramThrowable) { + super(paramString, paramThrowable); + } +} \ No newline at end of file diff --git a/src/gtask/exception/NetworkFailureException.java b/src/gtask/exception/NetworkFailureException.java new file mode 100644 index 0000000..e8af398 --- /dev/null +++ b/src/gtask/exception/NetworkFailureException.java @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.exception; + +/** + * NetworkFailureException 类 - 网络故障异常 + * + * 功能：表示在Google Tasks同步过程中因网络问题导致操作失败的自定义异常 + * 继承自Exception（受检异常），用于需要显式处理的网络相关错误 + * 适用于网络连接失败、超时、服务器不可达等场景，要求调用者必须处理此异常 + */ +public class NetworkFailureException extends Exception { + // 序列化版本UID，用于对象序列化/反序列化的版本控制 + private static final long serialVersionUID = 2107610287180234136L; + + /** + * 默认构造函数，创建没有详细消息的异常 + */ + public NetworkFailureException() { + super(); + } + + /** + * 构造函数，创建带有详细消息的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + */ + public NetworkFailureException(String paramString) { + super(paramString); + } + + /** + * 构造函数，创建带有详细消息和原因的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + * @param paramThrowable 异常的根本原因（嵌套异常） + */ + public NetworkFailureException(String paramString, Throwable paramThrowable) { + super(paramString, paramThrowable); + } +} \ No newline at end of file diff --git a/src/gtask/remote/GTaskASyncTask.java b/src/gtask/remote/GTaskASyncTask.java new file mode 100644 index 0000000..744dc52 --- /dev/null +++ b/src/gtask/remote/GTaskASyncTask.java @@ -0,0 +1,179 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Notification; +import android.app.NotificationManager; +import android.app.PendingIntent; +import android.content.Context; +import android.content.Intent; +import android.os.AsyncTask; + +import net.micode.notes.R; +import net.micode.notes.ui.NotesListActivity; +import net.micode.notes.ui.NotesPreferenceActivity; + +/** + * GTaskASyncTask 类 - Google Tasks同步异步任务类 + * + * 功能：在后台执行Google Tasks同步操作的AsyncTask实现 + * 继承自AsyncTask，负责处理同步过程的通知显示、进度更新和结果处理 + * 与GTaskManager协作，提供同步的取消功能和进度通知 + */ +public class GTaskASyncTask extends AsyncTask { + + // 同步通知的ID，用于标识和管理通知 + private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; + + /** + * 同步完成监听器接口 + * 定义同步完成后的回调方法 + */ + public interface OnCompleteListener { + /** + * 同步完成时调用的方法 + */ + void onComplete(); + } + + private Context mContext; // Android上下文 + private NotificationManager mNotifiManager; // 通知管理器，用于显示同步通知 + private GTaskManager mTaskManager; // Google Tasks管理器，执行具体同步操作 + private OnCompleteListener mOnCompleteListener; // 同步完成监听器 + + /** + * 构造函数 + * @param context Android上下文 + * @param listener 同步完成监听器 + */ + public GTaskASyncTask(Context context, OnCompleteListener listener) { + mContext = context; + mOnCompleteListener = listener; + mNotifiManager = (NotificationManager) mContext + .getSystemService(Context.NOTIFICATION_SERVICE); + mTaskManager = GTaskManager.getInstance(); + } + + /** + * 取消同步操作 + */ + public void cancelSync() { + mTaskManager.cancelSync(); + } + + /** + * 发布同步进度 + * @param message 进度消息 + */ + public void publishProgess(String message) { + publishProgress(new String[] { + message + }); + } + + /** + * 显示同步通知 + * @param tickerId 通知标题资源ID + * @param content 通知内容 + */ + private void showNotification(int tickerId, String content) { + PendingIntent pendingIntent; + // 根据同步状态设置不同的点击意图 + if (tickerId != R.string.ticker_success) { + // 同步失败或进行中，点击跳转到设置页面 + pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, + NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE); + } else { + // 同步成功，点击跳转到便签列表页面 + pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, + NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE); + } + // 构建通知（使用兼容性方式） + Notification.Builder builder = new Notification.Builder(mContext) + .setAutoCancel(true) + .setContentTitle(mContext.getString(R.string.app_name)) + .setContentText(content) + .setContentIntent(pendingIntent) + .setWhen(System.currentTimeMillis()) + .setOngoing(true); + Notification notification=builder.getNotification(); + // 显示通知 + mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); + } + + /** + * 后台执行同步任务 + * @param unused 无参数 + * @return 同步结果状态码 + */ + @Override + protected Integer doInBackground(Void... unused) { + // 发布登录进度 + publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity + .getSyncAccountName(mContext))); + // 执行同步操作 + return mTaskManager.sync(mContext, this); + } + + /** + * 更新同步进度（在主线程执行） + * @param progress 进度消息数组 + */ + @Override + protected void onProgressUpdate(String... progress) { + // 显示同步中的通知 + showNotification(R.string.ticker_syncing, progress[0]); + // 如果是通过服务调用的，发送广播通知进度 + if (mContext instanceof GTaskSyncService) { + ((GTaskSyncService) mContext).sendBroadcast(progress[0]); + } + } + + /** + * 同步完成后执行（在主线程执行） + * @param result 同步结果状态码 + */ + @Override + protected void onPostExecute(Integer result) { + // 根据同步结果显示相应的通知 + if (result == GTaskManager.STATE_SUCCESS) { + // 同步成功 + showNotification(R.string.ticker_success, mContext.getString( + R.string.success_sync_account, mTaskManager.getSyncAccount())); + // 记录最后同步时间 + NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); + } else if (result == GTaskManager.STATE_NETWORK_ERROR) { + // 网络错误 + showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); + } else if (result == GTaskManager.STATE_INTERNAL_ERROR) { + // 内部错误 + showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal)); + } else if (result == GTaskManager.STATE_SYNC_CANCELLED) { + // 同步被取消 + showNotification(R.string.ticker_cancel, mContext + .getString(R.string.error_sync_cancelled)); + } + // 执行完成回调（在新线程中执行，避免阻塞主线程） + if (mOnCompleteListener != null) { + new Thread(new Runnable() { + public void run() { + mOnCompleteListener.onComplete(); + } + }).start(); + } + } +} \ No newline at end of file diff --git a/src/gtask/remote/GTaskClient.java b/src/gtask/remote/GTaskClient.java new file mode 100644 index 0000000..ec31ce4 --- /dev/null +++ b/src/gtask/remote/GTaskClient.java @@ -0,0 +1,672 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.accounts.Account; +import android.accounts.AccountManager; +import android.accounts.AccountManagerFuture; +import android.app.Activity; +import android.os.Bundle; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.gtask.data.Node; +import net.micode.notes.gtask.data.Task; +import net.micode.notes.gtask.data.TaskList; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.gtask.exception.NetworkFailureException; +import net.micode.notes.tool.GTaskStringUtils; +import net.micode.notes.ui.NotesPreferenceActivity; + +import org.apache.http.HttpEntity; +import org.apache.http.HttpResponse; +import org.apache.http.client.ClientProtocolException; +import org.apache.http.client.entity.UrlEncodedFormEntity; +import org.apache.http.client.methods.HttpGet; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.cookie.Cookie; +import org.apache.http.impl.client.BasicCookieStore; +import org.apache.http.impl.client.DefaultHttpClient; +import org.apache.http.message.BasicNameValuePair; +import org.apache.http.params.BasicHttpParams; +import org.apache.http.params.HttpConnectionParams; +import org.apache.http.params.HttpParams; +import org.apache.http.params.HttpProtocolParams; +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.util.LinkedList; +import java.util.List; +import java.util.zip.GZIPInputStream; +import java.util.zip.Inflater; +import java.util.zip.InflaterInputStream; + +/** + * GTask客户端类，用于与Google Tasks API进行交互 + * 提供登录、任务创建、更新、删除、移动等操作功能 + */ +public class GTaskClient { + private static final String TAG = GTaskClient.class.getSimpleName(); // 日志标签 + + // Google Tasks API的URL地址 + private static final String GTASK_URL = "https://mail.google.com/tasks/"; + private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; + private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig"; + + private static GTaskClient mInstance = null; // 单例实例 + + private DefaultHttpClient mHttpClient; // HTTP客户端 + private String mGetUrl; // GET请求URL + private String mPostUrl; // POST请求URL + private long mClientVersion; // 客户端版本 + private boolean mLoggedin; // 登录状态 + private long mLastLoginTime; // 最后登录时间 + private int mActionId; // 动作ID计数器 + private Account mAccount; // Google账户 + private JSONArray mUpdateArray; // 待提交的更新操作数组 + + /** + * 私有构造函数，初始化成员变量 + */ + private GTaskClient() { + mHttpClient = null; + mGetUrl = GTASK_GET_URL; + mPostUrl = GTASK_POST_URL; + mClientVersion = -1; + mLoggedin = false; + mLastLoginTime = 0; + mActionId = 1; + mAccount = null; + mUpdateArray = null; + } + + /** + * 获取GTaskClient单例实例 + * @return GTaskClient单例 + */ + public static synchronized GTaskClient getInstance() { + if (mInstance == null) { + mInstance = new GTaskClient(); + } + return mInstance; + } + + /** + * 登录到Google Tasks服务 + * @param activity 当前Activity + * @return 登录是否成功 + */ + public boolean login(Activity activity) { + // 检查Cookie是否过期（5分钟） + final long interval = 1000 * 60 * 5; + if (mLastLoginTime + interval < System.currentTimeMillis()) { + mLoggedin = false; + } + + // 检查账户是否已切换 + if (mLoggedin + && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity + .getSyncAccountName(activity))) { + mLoggedin = false; + } + + if (mLoggedin) { + Log.d(TAG, "already logged in"); + return true; + } + + mLastLoginTime = System.currentTimeMillis(); + String authToken = loginGoogleAccount(activity, false); + if (authToken == null) { + Log.e(TAG, "login google account failed"); + return false; + } + + // 如果是自定义域名，尝试使用自定义URL登录 + if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase() + .endsWith("googlemail.com"))) { + StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); + int index = mAccount.name.indexOf('@') + 1; + String suffix = mAccount.name.substring(index); + url.append(suffix + "/"); + mGetUrl = url.toString() + "ig"; + mPostUrl = url.toString() + "r/ig"; + + if (tryToLoginGtask(activity, authToken)) { + mLoggedin = true; + } + } + + // 如果自定义域名登录失败，尝试使用Google官方URL登录 + if (!mLoggedin) { + mGetUrl = GTASK_GET_URL; + mPostUrl = GTASK_POST_URL; + if (!tryToLoginGtask(activity, authToken)) { + return false; + } + } + + mLoggedin = true; + return true; + } + + /** + * 登录Google账户并获取授权令牌 + * @param activity 当前Activity + * @param invalidateToken 是否使旧令牌失效 + * @return 授权令牌，失败返回null + */ + private String loginGoogleAccount(Activity activity, boolean invalidateToken) { + String authToken; + AccountManager accountManager = AccountManager.get(activity); + Account[] accounts = accountManager.getAccountsByType("com.google"); + + if (accounts.length == 0) { + Log.e(TAG, "there is no available google account"); + return null; + } + + String accountName = NotesPreferenceActivity.getSyncAccountName(activity); + Account account = null; + for (Account a : accounts) { + if (a.name.equals(accountName)) { + account = a; + break; + } + } + if (account != null) { + mAccount = account; + } else { + Log.e(TAG, "unable to get an account with the same name in the settings"); + return null; + } + + // 获取授权令牌 + AccountManagerFuture accountManagerFuture = accountManager.getAuthToken(account, + "goanna_mobile", null, activity, null, null); + try { + Bundle authTokenBundle = accountManagerFuture.getResult(); + authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); + if (invalidateToken) { + accountManager.invalidateAuthToken("com.google", authToken); + loginGoogleAccount(activity, false); + } + } catch (Exception e) { + Log.e(TAG, "get auth token failed"); + authToken = null; + } + + return authToken; + } + + /** + * 尝试登录Google Tasks服务 + * @param activity 当前Activity + * @param authToken 授权令牌 + * @return 登录是否成功 + */ + private boolean tryToLoginGtask(Activity activity, String authToken) { + if (!loginGtask(authToken)) { + // 令牌可能过期，尝试刷新令牌后重新登录 + authToken = loginGoogleAccount(activity, true); + if (authToken == null) { + Log.e(TAG, "login google account failed"); + return false; + } + + if (!loginGtask(authToken)) { + Log.e(TAG, "login gtask failed"); + return false; + } + } + return true; + } + + /** + * 使用授权令牌登录Google Tasks服务 + * @param authToken 授权令牌 + * @return 登录是否成功 + */ + private boolean loginGtask(String authToken) { + int timeoutConnection = 10000; + int timeoutSocket = 15000; + HttpParams httpParameters = new BasicHttpParams(); + HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); + HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); + mHttpClient = new DefaultHttpClient(httpParameters); + BasicCookieStore localBasicCookieStore = new BasicCookieStore(); + mHttpClient.setCookieStore(localBasicCookieStore); + HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); + + // 登录Google Tasks + try { + String loginUrl = mGetUrl + "?auth=" + authToken; + HttpGet httpGet = new HttpGet(loginUrl); + HttpResponse response = null; + response = mHttpClient.execute(httpGet); + + // 获取Cookie + List cookies = mHttpClient.getCookieStore().getCookies(); + boolean hasAuthCookie = false; + for (Cookie cookie : cookies) { + if (cookie.getName().contains("GTL")) { + hasAuthCookie = true; + } + } + if (!hasAuthCookie) { + Log.w(TAG, "it seems that there is no auth cookie"); + } + + // 获取客户端版本 + String resString = getResponseContent(response.getEntity()); + String jsBegin = "_setup("; + String jsEnd = ")}"; + int begin = resString.indexOf(jsBegin); + int end = resString.lastIndexOf(jsEnd); + String jsString = null; + if (begin != -1 && end != -1 && begin < end) { + jsString = resString.substring(begin + jsBegin.length(), end); + } + JSONObject js = new JSONObject(jsString); + mClientVersion = js.getLong("v"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return false; + } catch (Exception e) { + Log.e(TAG, "httpget gtask_url failed"); + return false; + } + + return true; + } + + /** + * 获取下一个动作ID + * @return 动作ID + */ + private int getActionId() { + return mActionId++; + } + + /** + * 创建HTTP POST请求对象 + * @return 配置好的HttpPost对象 + */ + private HttpPost createHttpPost() { + HttpPost httpPost = new HttpPost(mPostUrl); + httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); + httpPost.setHeader("AT", "1"); + return httpPost; + } + + /** + * 从HTTP响应实体中提取内容 + * @param entity HTTP响应实体 + * @return 响应内容字符串 + * @throws IOException 读取失败时抛出 + */ + private String getResponseContent(HttpEntity entity) throws IOException { + String contentEncoding = null; + if (entity.getContentEncoding() != null) { + contentEncoding = entity.getContentEncoding().getValue(); + Log.d(TAG, "encoding: " + contentEncoding); + } + + InputStream input = entity.getContent(); + if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { + input = new GZIPInputStream(entity.getContent()); + } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { + Inflater inflater = new Inflater(true); + input = new InflaterInputStream(entity.getContent(), inflater); + } + + try { + InputStreamReader isr = new InputStreamReader(input); + BufferedReader br = new BufferedReader(isr); + StringBuilder sb = new StringBuilder(); + + while (true) { + String buff = br.readLine(); + if (buff == null) { + return sb.toString(); + } + sb = sb.append(buff); + } + } finally { + input.close(); + } + } + + /** + * 发送POST请求到Google Tasks API + * @param js 要发送的JSON对象 + * @return 响应JSON对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private JSONObject postRequest(JSONObject js) throws NetworkFailureException { + if (!mLoggedin) { + Log.e(TAG, "please login first"); + throw new ActionFailureException("not logged in"); + } + + HttpPost httpPost = createHttpPost(); + try { + LinkedList list = new LinkedList(); + list.add(new BasicNameValuePair("r", js.toString())); + UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); + httpPost.setEntity(entity); + + // 执行POST请求 + HttpResponse response = mHttpClient.execute(httpPost); + String jsString = getResponseContent(response.getEntity()); + return new JSONObject(jsString); + + } catch (ClientProtocolException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("postRequest failed"); + } catch (IOException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("postRequest failed"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("unable to convert response content to jsonobject"); + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("error occurs when posting request"); + } + } + + /** + * 创建新任务 + * @param task 要创建的任务对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void createTask(Task task) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加动作列表 + actionList.put(task.getCreateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + // 发送请求 + JSONObject jsResponse = postRequest(jsPost); + JSONObject jsResult = (JSONObject) jsResponse.getJSONArray( + GTaskStringUtils.GTASK_JSON_RESULTS).get(0); + task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("create task: handing jsonobject failed"); + } + } + + /** + * 创建新任务列表 + * @param tasklist 要创建的任务列表对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void createTaskList(TaskList tasklist) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加动作列表 + actionList.put(tasklist.getCreateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + // 发送请求 + JSONObject jsResponse = postRequest(jsPost); + JSONObject jsResult = (JSONObject) jsResponse.getJSONArray( + GTaskStringUtils.GTASK_JSON_RESULTS).get(0); + tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("create tasklist: handing jsonobject failed"); + } + } + + /** + * 提交所有待处理的更新操作 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void commitUpdate() throws NetworkFailureException { + if (mUpdateArray != null) { + try { + JSONObject jsPost = new JSONObject(); + + // 添加动作列表 + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + mUpdateArray = null; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("commit update: handing jsonobject failed"); + } + } + } + + /** + * 添加节点更新操作到待提交队列 + * @param node 要更新的节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void addUpdateNode(Node node) throws NetworkFailureException { + if (node != null) { + // 如果更新项太多（超过10个），先提交一次 + if (mUpdateArray != null && mUpdateArray.length() > 10) { + commitUpdate(); + } + + if (mUpdateArray == null) + mUpdateArray = new JSONArray(); + mUpdateArray.put(node.getUpdateAction(getActionId())); + } + } + + /** + * 移动任务到不同的任务列表或同一列表中的不同位置 + * @param task 要移动的任务 + * @param preParent 原父任务列表 + * @param curParent 目标父任务列表 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void moveTask(Task task, TaskList preParent, TaskList curParent) + throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + JSONObject action = new JSONObject(); + + // 构建移动动作 + action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE); + action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); + action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); + if (preParent == curParent && task.getPriorSibling() != null) { + // 只有同一任务列表内移动且不是第一个时，才需要前驱兄弟ID + action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling()); + } + action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); + action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); + if (preParent != curParent) { + // 只有在不同任务列表间移动时才需要目标列表ID + action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid()); + } + actionList.put(action); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("move task: handing jsonobject failed"); + } + } + + /** + * 删除节点 + * @param node 要删除的节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void deleteNode(Node node) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加删除动作 + node.setDeleted(true); + actionList.put(node.getUpdateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + mUpdateArray = null; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("delete node: handing jsonobject failed"); + } + } + + /** + * 获取所有任务列表 + * @return 任务列表的JSON数组 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public JSONArray getTaskLists() throws NetworkFailureException { + if (!mLoggedin) { + Log.e(TAG, "please login first"); + throw new ActionFailureException("not logged in"); + } + + try { + HttpGet httpGet = new HttpGet(mGetUrl); + HttpResponse response = null; + response = mHttpClient.execute(httpGet); + + // 解析响应，提取任务列表数据 + String resString = getResponseContent(response.getEntity()); + String jsBegin = "_setup("; + String jsEnd = ")}"; + int begin = resString.indexOf(jsBegin); + int end = resString.lastIndexOf(jsEnd); + String jsString = null; + if (begin != -1 && end != -1 && begin < end) { + jsString = resString.substring(begin + jsBegin.length(), end); + } + JSONObject js = new JSONObject(jsString); + return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); + } catch (ClientProtocolException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("gettasklists: httpget failed"); + } catch (IOException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("gettasklists: httpget failed"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("get task lists: handing jasonobject failed"); + } + } + + /** + * 获取指定任务列表的所有任务 + * @param listGid 任务列表的全局ID + * @return 任务的JSON数组 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public JSONArray getTaskList(String listGid) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + JSONObject action = new JSONObject(); + + // 构建获取所有任务的动作 + action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); + action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); + action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); + action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); + actionList.put(action); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + JSONObject jsResponse = postRequest(jsPost); + return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("get task list: handing jsonobject failed"); + } + } + + /** + * 获取当前同步账户 + * @return Google账户对象 + */ + public Account getSyncAccount() { + return mAccount; + } + + /** + * 重置更新数组 + */ + public void resetUpdateArray() { + mUpdateArray = null; + } +} \ No newline at end of file diff --git a/src/gtask/remote/GTaskManager.java b/src/gtask/remote/GTaskManager.java new file mode 100644 index 0000000..19451b9 --- /dev/null +++ b/src/gtask/remote/GTaskManager.java @@ -0,0 +1,885 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Activity; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.data.MetaData; +import net.micode.notes.gtask.data.Node; +import net.micode.notes.gtask.data.SqlNote; +import net.micode.notes.gtask.data.Task; +import net.micode.notes.gtask.data.TaskList; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.gtask.exception.NetworkFailureException; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; +import java.util.Map; + +/** + * Google Tasks同步管理器 + * 负责协调本地笔记和Google Tasks之间的双向数据同步 + * 包括任务列表、任务和元数据的同步操作 + */ +public class GTaskManager { + private static final String TAG = GTaskManager.class.getSimpleName(); // 日志标签 + + // 同步状态常量 + public static final int STATE_SUCCESS = 0; // 同步成功 + public static final int STATE_NETWORK_ERROR = 1; // 网络错误 + public static final int STATE_INTERNAL_ERROR = 2; // 内部错误 + public static final int STATE_SYNC_IN_PROGRESS = 3; // 同步正在进行中 + public static final int STATE_SYNC_CANCELLED = 4; // 同步已取消 + + private static GTaskManager mInstance = null; // 单例实例 + + private Activity mActivity; // 当前Activity + private Context mContext; // 应用上下文 + private ContentResolver mContentResolver; // 内容解析器 + + private boolean mSyncing; // 同步进行标志 + private boolean mCancelled; // 同步取消标志 + + // 数据映射存储 + private HashMap mGTaskListHashMap; // Google任务列表映射（GID -> TaskList） + private HashMap mGTaskHashMap; // Google任务节点映射（GID -> Node） + private HashMap mMetaHashMap; // 元数据映射（相关GID -> MetaData） + private TaskList mMetaList; // 元数据任务列表 + + private HashSet mLocalDeleteIdMap; // 本地待删除ID集合 + private HashMap mGidToNid; // GID到本地ID的映射 + private HashMap mNidToGid; // 本地ID到GID的映射 + + /** + * 私有构造函数，初始化成员变量 + */ + private GTaskManager() { + mSyncing = false; + mCancelled = false; + mGTaskListHashMap = new HashMap(); + mGTaskHashMap = new HashMap(); + mMetaHashMap = new HashMap(); + mMetaList = null; + mLocalDeleteIdMap = new HashSet(); + mGidToNid = new HashMap(); + mNidToGid = new HashMap(); + } + + /** + * 获取GTaskManager单例实例 + * @return GTaskManager单例 + */ + public static synchronized GTaskManager getInstance() { + if (mInstance == null) { + mInstance = new GTaskManager(); + } + return mInstance; + } + + /** + * 设置Activity上下文，用于获取授权令牌 + * @param activity 当前Activity + */ + public synchronized void setActivityContext(Activity activity) { + mActivity = activity; + } + + /** + * 执行Google Tasks同步 + * @param context 应用上下文 + * @param asyncTask 异步任务对象，用于进度更新 + * @return 同步状态码 + */ + public int sync(Context context, GTaskASyncTask asyncTask) { + if (mSyncing) { + Log.d(TAG, "Sync is in progress"); + return STATE_SYNC_IN_PROGRESS; + } + mContext = context; + mContentResolver = mContext.getContentResolver(); + mSyncing = true; + mCancelled = false; + + // 清理旧数据 + mGTaskListHashMap.clear(); + mGTaskHashMap.clear(); + mMetaHashMap.clear(); + mLocalDeleteIdMap.clear(); + mGidToNid.clear(); + mNidToGid.clear(); + + try { + GTaskClient client = GTaskClient.getInstance(); + client.resetUpdateArray(); + + // 登录Google Tasks + if (!mCancelled) { + if (!client.login(mActivity)) { + throw new NetworkFailureException("login google task failed"); + } + } + + // 从Google获取任务列表 + asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list)); + initGTaskList(); + + // 执行内容同步 + asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing)); + syncContent(); + } catch (NetworkFailureException e) { + Log.e(TAG, e.toString()); + return STATE_NETWORK_ERROR; + } catch (ActionFailureException e) { + Log.e(TAG, e.toString()); + return STATE_INTERNAL_ERROR; + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return STATE_INTERNAL_ERROR; + } finally { + // 清理数据，无论成功与否 + mGTaskListHashMap.clear(); + mGTaskHashMap.clear(); + mMetaHashMap.clear(); + mLocalDeleteIdMap.clear(); + mGidToNid.clear(); + mNidToGid.clear(); + mSyncing = false; + } + + return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS; + } + + /** + * 初始化Google任务列表数据 + * 从Google Tasks获取所有任务列表和任务，构建本地数据结构 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void initGTaskList() throws NetworkFailureException { + if (mCancelled) + return; + GTaskClient client = GTaskClient.getInstance(); + try { + JSONArray jsTaskLists = client.getTaskLists(); + + // 首先初始化元数据列表 + mMetaList = null; + for (int i = 0; i < jsTaskLists.length(); i++) { + JSONObject object = jsTaskLists.getJSONObject(i); + String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); + + // 查找元数据文件夹 + if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) { + mMetaList = new TaskList(); + mMetaList.setContentByRemoteJSON(object); + + // 加载元数据任务 + JSONArray jsMetas = client.getTaskList(gid); + for (int j = 0; j < jsMetas.length(); j++) { + object = (JSONObject) jsMetas.getJSONObject(j); + MetaData metaData = new MetaData(); + metaData.setContentByRemoteJSON(object); + if (metaData.isWorthSaving()) { + mMetaList.addChildTask(metaData); + if (metaData.getGid() != null) { + mMetaHashMap.put(metaData.getRelatedGid(), metaData); + } + } + } + } + } + + // 如果元数据列表不存在，则创建 + if (mMetaList == null) { + mMetaList = new TaskList(); + mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_META); + GTaskClient.getInstance().createTaskList(mMetaList); + } + + // 初始化任务列表 + for (int i = 0; i < jsTaskLists.length(); i++) { + JSONObject object = jsTaskLists.getJSONObject(i); + String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); + + // 只处理MIUI前缀的文件夹（排除元数据文件夹） + if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX) + && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_META)) { + TaskList tasklist = new TaskList(); + tasklist.setContentByRemoteJSON(object); + mGTaskListHashMap.put(gid, tasklist); + mGTaskHashMap.put(gid, tasklist); + + // 加载该任务列表下的任务 + JSONArray jsTasks = client.getTaskList(gid); + for (int j = 0; j < jsTasks.length(); j++) { + object = (JSONObject) jsTasks.getJSONObject(j); + gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + Task task = new Task(); + task.setContentByRemoteJSON(object); + if (task.isWorthSaving()) { + task.setMetaInfo(mMetaHashMap.get(gid)); + tasklist.addChildTask(task); + mGTaskHashMap.put(gid, task); + } + } + } + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("initGTaskList: handing JSONObject failed"); + } + } + + /** + * 执行内容同步 + * 比较本地数据和Google Tasks数据，执行相应的同步操作 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void syncContent() throws NetworkFailureException { + int syncType; + Cursor c = null; + String gid; + Node node; + + mLocalDeleteIdMap.clear(); + + if (mCancelled) { + return; + } + + // 处理本地已删除的笔记（在回收站中的笔记） + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type<>? AND parent_id=?)", new String[] { + String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER) + }, null); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c); + } + + mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); + } + } else { + Log.w(TAG, "failed to query trash folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 首先同步文件夹 + syncFolder(); + + // 处理数据库中已存在的笔记 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type=? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_NOTE), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); + mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); + syncType = node.getSyncAction(c); + } else { + if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) { + // 本地新增的笔记 + syncType = Node.SYNC_ACTION_ADD_REMOTE; + } else { + // Google Tasks中已删除的笔记 + syncType = Node.SYNC_ACTION_DEL_LOCAL; + } + } + doContentSync(syncType, node, c); + } + } else { + Log.w(TAG, "failed to query existing note in database"); + } + + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理剩余的Google Tasks项（本地不存在但Google Tasks中存在的项） + Iterator> iter = mGTaskHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + node = entry.getValue(); + doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); + } + + // 检查是否被取消，逐项检查 + // 清理本地删除表 + if (!mCancelled) { + if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) { + throw new ActionFailureException("failed to batch-delete local deleted notes"); + } + } + + // 刷新本地同步ID + if (!mCancelled) { + GTaskClient.getInstance().commitUpdate(); + refreshLocalSyncId(); + } + + } + + /** + * 同步文件夹结构 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void syncFolder() throws NetworkFailureException { + Cursor c = null; + String gid; + Node node; + int syncType; + + if (mCancelled) { + return; + } + + // 同步根文件夹 + try { + c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null); + if (c != null) { + c.moveToNext(); + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER); + mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid); + // 对于系统文件夹，只有在必要时才更新远程名称 + if (!node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) + doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c); + } else { + doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c); + } + } else { + Log.w(TAG, "failed to query root folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 同步通话记录文件夹 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)", + new String[] { + String.valueOf(Notes.ID_CALL_RECORD_FOLDER) + }, null); + if (c != null) { + if (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER); + mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid); + // 对于系统文件夹，只有在必要时才更新远程名称 + if (!node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_CALL_NOTE)) + doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c); + } else { + doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c); + } + } + } else { + Log.w(TAG, "failed to query call note folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理本地已存在的文件夹 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type=? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); + mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); + syncType = node.getSyncAction(c); + } else { + if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) { + // 本地新增的文件夹 + syncType = Node.SYNC_ACTION_ADD_REMOTE; + } else { + // Google Tasks中已删除的文件夹 + syncType = Node.SYNC_ACTION_DEL_LOCAL; + } + } + doContentSync(syncType, node, c); + } + } else { + Log.w(TAG, "failed to query existing folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理Google Tasks中新增的文件夹 + Iterator> iter = mGTaskListHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + gid = entry.getKey(); + node = entry.getValue(); + if (mGTaskHashMap.containsKey(gid)) { + mGTaskHashMap.remove(gid); + doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); + } + } + + if (!mCancelled) + GTaskClient.getInstance().commitUpdate(); + } + + /** + * 根据同步类型执行具体的同步操作 + * @param syncType 同步类型 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + MetaData meta; + switch (syncType) { + case Node.SYNC_ACTION_ADD_LOCAL: + // 在本地添加节点 + addLocalNode(node); + break; + case Node.SYNC_ACTION_ADD_REMOTE: + // 在Google Tasks添加节点 + addRemoteNode(node, c); + break; + case Node.SYNC_ACTION_DEL_LOCAL: + // 删除本地节点 + meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN)); + if (meta != null) { + GTaskClient.getInstance().deleteNode(meta); + } + mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); + break; + case Node.SYNC_ACTION_DEL_REMOTE: + // 删除Google Tasks节点 + meta = mMetaHashMap.get(node.getGid()); + if (meta != null) { + GTaskClient.getInstance().deleteNode(meta); + } + GTaskClient.getInstance().deleteNode(node); + break; + case Node.SYNC_ACTION_UPDATE_LOCAL: + // 更新本地节点 + updateLocalNode(node, c); + break; + case Node.SYNC_ACTION_UPDATE_REMOTE: + // 更新Google Tasks节点 + updateRemoteNode(node, c); + break; + case Node.SYNC_ACTION_UPDATE_CONFLICT: + // 冲突处理：目前简单使用本地更新 + updateRemoteNode(node, c); + break; + case Node.SYNC_ACTION_NONE: + // 无需同步 + break; + case Node.SYNC_ACTION_ERROR: + default: + throw new ActionFailureException("unkown sync action type"); + } + } + + /** + * 在本地数据库中添加Google Tasks节点 + * @param node Google Tasks节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void addLocalNode(Node node) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote; + if (node instanceof TaskList) { + // 处理文件夹节点 + if (node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) { + sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER); + } else if (node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) { + sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER); + } else { + sqlNote = new SqlNote(mContext); + sqlNote.setContent(node.getLocalJSONFromContent()); + sqlNote.setParentId(Notes.ID_ROOT_FOLDER); + } + } else { + // 处理笔记节点 + sqlNote = new SqlNote(mContext); + JSONObject js = node.getLocalJSONFromContent(); + try { + // 检查笔记ID是否可用 + if (js.has(GTaskStringUtils.META_HEAD_NOTE)) { + JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + if (note.has(NoteColumns.ID)) { + long id = note.getLong(NoteColumns.ID); + if (DataUtils.existInNoteDatabase(mContentResolver, id)) { + // ID不可用，需要创建新ID + note.remove(NoteColumns.ID); + } + } + } + + // 检查数据ID是否可用 + if (js.has(GTaskStringUtils.META_HEAD_DATA)) { + JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (data.has(DataColumns.ID)) { + long dataId = data.getLong(DataColumns.ID); + if (DataUtils.existInDataDatabase(mContentResolver, dataId)) { + // 数据ID不可用，需要创建新ID + data.remove(DataColumns.ID); + } + } + } + + } + } catch (JSONException e) { + Log.w(TAG, e.toString()); + e.printStackTrace(); + } + sqlNote.setContent(js); + + Long parentId = mGidToNid.get(((Task) node).getParent().getGid()); + if (parentId == null) { + Log.e(TAG, "cannot find task's parent id locally"); + throw new ActionFailureException("cannot add local node"); + } + sqlNote.setParentId(parentId.longValue()); + } + + // 创建本地节点 + sqlNote.setGtaskId(node.getGid()); + sqlNote.commit(false); + + // 更新GID-NID映射 + mGidToNid.put(node.getGid(), sqlNote.getId()); + mNidToGid.put(sqlNote.getId(), node.getGid()); + + // 更新元数据 + updateRemoteMeta(node.getGid(), sqlNote); + } + + /** + * 使用Google Tasks数据更新本地节点 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote; + // 更新本地笔记 + sqlNote = new SqlNote(mContext, c); + sqlNote.setContent(node.getLocalJSONFromContent()); + + Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid()) + : new Long(Notes.ID_ROOT_FOLDER); + if (parentId == null) { + Log.e(TAG, "cannot find task's parent id locally"); + throw new ActionFailureException("cannot update local node"); + } + sqlNote.setParentId(parentId.longValue()); + sqlNote.commit(true); + + // 更新元数据信息 + updateRemoteMeta(node.getGid(), sqlNote); + } + + /** + * 在Google Tasks中添加本地节点 + * @param node Google Tasks节点（可能为null） + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote = new SqlNote(mContext, c); + Node n; + + // 在Google Tasks中创建 + if (sqlNote.isNoteType()) { + // 创建任务 + Task task = new Task(); + task.setContentByLocalJSON(sqlNote.getContent()); + + String parentGid = mNidToGid.get(sqlNote.getParentId()); + if (parentGid == null) { + Log.e(TAG, "cannot find task's parent tasklist"); + throw new ActionFailureException("cannot add remote task"); + } + mGTaskListHashMap.get(parentGid).addChildTask(task); + + GTaskClient.getInstance().createTask(task); + n = (Node) task; + + // 添加元数据 + updateRemoteMeta(task.getGid(), sqlNote); + } else { + // 创建任务列表（文件夹） + TaskList tasklist = null; + + // 如果文件夹已存在，则跳过 + String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX; + if (sqlNote.getId() == Notes.ID_ROOT_FOLDER) + folderName += GTaskStringUtils.FOLDER_DEFAULT; + else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER) + folderName += GTaskStringUtils.FOLDER_CALL_NOTE; + else + folderName += sqlNote.getSnippet(); + + Iterator> iter = mGTaskListHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + String gid = entry.getKey(); + TaskList list = entry.getValue(); + + if (list.getName().equals(folderName)) { + tasklist = list; + if (mGTaskHashMap.containsKey(gid)) { + mGTaskHashMap.remove(gid); + } + break; + } + } + + // 没有匹配项，现在创建 + if (tasklist == null) { + tasklist = new TaskList(); + tasklist.setContentByLocalJSON(sqlNote.getContent()); + GTaskClient.getInstance().createTaskList(tasklist); + mGTaskListHashMap.put(tasklist.getGid(), tasklist); + } + n = (Node) tasklist; + } + + // 更新本地笔记 + sqlNote.setGtaskId(n.getGid()); + sqlNote.commit(false); + sqlNote.resetLocalModified(); + sqlNote.commit(true); + + // 更新GID-ID映射 + mGidToNid.put(n.getGid(), sqlNote.getId()); + mNidToGid.put(sqlNote.getId(), n.getGid()); + } + + /** + * 使用本地数据更新Google Tasks节点 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote = new SqlNote(mContext, c); + + // 更新Google Tasks + node.setContentByLocalJSON(sqlNote.getContent()); + GTaskClient.getInstance().addUpdateNode(node); + + // 更新元数据 + updateRemoteMeta(node.getGid(), sqlNote); + + // 如果需要，移动任务 + if (sqlNote.isNoteType()) { + Task task = (Task) node; + TaskList preParentList = task.getParent(); + + String curParentGid = mNidToGid.get(sqlNote.getParentId()); + if (curParentGid == null) { + Log.e(TAG, "cannot find task's parent tasklist"); + throw new ActionFailureException("cannot update remote task"); + } + TaskList curParentList = mGTaskListHashMap.get(curParentGid); + + if (preParentList != curParentList) { + preParentList.removeChildTask(task); + curParentList.addChildTask(task); + GTaskClient.getInstance().moveTask(task, preParentList, curParentList); + } + } + + // 清除本地修改标志 + sqlNote.resetLocalModified(); + sqlNote.commit(true); + } + + /** + * 更新远程元数据 + * @param gid Google Tasks ID + * @param sqlNote 本地笔记对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException { + if (sqlNote != null && sqlNote.isNoteType()) { + MetaData metaData = mMetaHashMap.get(gid); + if (metaData != null) { + metaData.setMeta(gid, sqlNote.getContent()); + GTaskClient.getInstance().addUpdateNode(metaData); + } else { + metaData = new MetaData(); + metaData.setMeta(gid, sqlNote.getContent()); + mMetaList.addChildTask(metaData); + mMetaHashMap.put(gid, metaData); + GTaskClient.getInstance().createTask(metaData); + } + } + } + + /** + * 刷新本地同步ID + * 从Google Tasks获取最新的修改时间，更新到本地数据库 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void refreshLocalSyncId() throws NetworkFailureException { + if (mCancelled) { + return; + } + + // 获取最新的Google Tasks列表 + mGTaskHashMap.clear(); + mGTaskListHashMap.clear(); + mMetaHashMap.clear(); + initGTaskList(); + + Cursor c = null; + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type<>? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + String gid = c.getString(SqlNote.GTASK_ID_COLUMN); + Node node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + ContentValues values = new ContentValues(); + values.put(NoteColumns.SYNC_ID, node.getLastModified()); + mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + c.getLong(SqlNote.ID_COLUMN)), values, null, null); + } else { + Log.e(TAG, "something is missed"); + throw new ActionFailureException( + "some local items don't have gid after sync"); + } + } + } else { + Log.w(TAG, "failed to query local note to refresh sync id"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + } + + /** + * 获取同步账户名称 + * @return 同步账户名称 + */ + public String getSyncAccount() { + return GTaskClient.getInstance().getSyncAccount().name; + } + + /** + * 取消同步 + */ + public void cancelSync() { + mCancelled = true; + } +} \ No newline at end of file diff --git a/src/gtask/remote/GTaskSyncService.java b/src/gtask/remote/GTaskSyncService.java new file mode 100644 index 0000000..536ce55 --- /dev/null +++ b/src/gtask/remote/GTaskSyncService.java @@ -0,0 +1,140 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Activity; +import android.app.Service; +import android.content.Context; +import android.content.Intent; +import android.os.Bundle; +import android.os.IBinder; + +/** + * GTaskSyncService - Google Tasks同步服务 + */ +public class GTaskSyncService extends Service { + public final static String ACTION_STRING_NAME = "sync_action_type"; + public final static int ACTION_START_SYNC = 0; + public final static int ACTION_CANCEL_SYNC = 1; + public final static int ACTION_INVALID = 2; + + public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service"; + public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing"; + public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg"; + + private static GTaskASyncTask mSyncTask = null; + private static String mSyncProgress = ""; + + /** + * 开始同步操作 + */ + private void startSync() { + if (mSyncTask == null) { + mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() { + public void onComplete() { + mSyncTask = null; + sendBroadcast(""); + stopSelf(); + } + }); + sendBroadcast(""); + mSyncTask.execute(); + } + } + + /** + * 取消同步操作 + */ + private void cancelSync() { + if (mSyncTask != null) { + mSyncTask.cancelSync(); + } + } + + @Override + public void onCreate() { + mSyncTask = null; + } + + @Override + public int onStartCommand(Intent intent, int flags, int startId) { + Bundle bundle = intent.getExtras(); + if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) { + switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) { + case ACTION_START_SYNC: + startSync(); + break; + case ACTION_CANCEL_SYNC: + cancelSync(); + break; + default: + break; + } + return START_STICKY; + } + return super.onStartCommand(intent, flags, startId); + } + + @Override + public void onLowMemory() { + if (mSyncTask != null) { + mSyncTask.cancelSync(); + } + } + + public IBinder onBind(Intent intent) { + return null; + } + + /** + * 发送同步状态广播 + */ + public void sendBroadcast(String msg) { + mSyncProgress = msg; + Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); + intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); + intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg); + sendBroadcast(intent); + } + + /** + * 启动同步服务 + */ + public static void startSync(Activity activity) { + GTaskManager.getInstance().setActivityContext(activity); + Intent intent = new Intent(activity, GTaskSyncService.class); + intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC); + activity.startService(intent); + } + + /** + * 取消同步服务 + */ + public static void cancelSync(Context context) { + Intent intent = new Intent(context, GTaskSyncService.class); + intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC); + context.startService(intent); + } + + public static boolean isSyncing() { + return mSyncTask != null; + } + + public static String getProgressString() { + return mSyncProgress; + } +} \ No newline at end of file diff --git a/src/model/Note.java b/src/model/Note.java new file mode 100644 index 0000000..0bc03c9 --- /dev/null +++ b/src/model/Note.java @@ -0,0 +1,283 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.micode.notes.model; + +import android.content.ContentProviderOperation; +import android.content.ContentProviderResult; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.content.OperationApplicationException; +import android.net.Uri; +import android.os.RemoteException; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.TextNote; + +import java.util.ArrayList; + +/** + * Note - 便签数据模型管理类 + * 负责便签数据的创建、更新和同步操作 + */ +public class Note { + private ContentValues mNoteDiffValues; + private NoteData mNoteData; + private static final String TAG = "Note"; + + /** + * 在数据库中创建新便签并返回其ID + */ + public static synchronized long getNewNoteId(Context context, long folderId) { + ContentValues values = new ContentValues(); + long createdTime = System.currentTimeMillis(); + values.put(NoteColumns.CREATED_DATE, createdTime); + values.put(NoteColumns.MODIFIED_DATE, createdTime); + values.put(NoteColumns.TYPE, Notes.TYPE_NOTE); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.PARENT_ID, folderId); + + Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values); + + long noteId = 0; + try { + noteId = Long.valueOf(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + Log.e(TAG, "Get note id error :" + e.toString()); + noteId = 0; + } + + if (noteId == -1) { + throw new IllegalStateException("Wrong note id:" + noteId); + } + return noteId; + } + + public Note() { + mNoteDiffValues = new ContentValues(); + mNoteData = new NoteData(); + } + + /** + * 设置便签的基本属性值 + */ + public void setNoteValue(String key, String value) { + mNoteDiffValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + public void setNoteValue(String key, int value) { + mNoteDiffValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + /** + * 设置便签的置顶状态 + * @param isPinned 是否置顶，true表示置顶，false表示取消置顶 + */ + public void setPinned(boolean isPinned) { + setNoteValue(NoteColumns.PINNED, isPinned ? 1 : 0); + } + + /** + * 获取便签的置顶状态 + * @return 是否置顶，1表示置顶，0表示取消置顶 + */ + public Integer getPinned() { + return mNoteDiffValues.getAsInteger(NoteColumns.PINNED); + } + + public void setTextData(String key, String value) { + mNoteData.setTextData(key, value); + } + + public void setTextDataId(long id) { + mNoteData.setTextDataId(id); + } + + public long getTextDataId() { + return mNoteData.mTextDataId; + } + + public void setCallDataId(long id) { + mNoteData.setCallDataId(id); + } + + public void setCallData(String key, String value) { + mNoteData.setCallData(key, value); + } + + /** + * 检查便签是否有本地修改 + */ + public boolean isLocalModified() { + return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified(); + } + + /** + * 同步便签数据到数据库 + */ + public boolean syncNote(Context context, long noteId) { + if (noteId <= 0) { + throw new IllegalArgumentException("Wrong note id:" + noteId); + } + + if (!isLocalModified()) { + return true; + } + + if (context.getContentResolver().update( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null, + null) == 0) { + Log.e(TAG, "Update note error, should not happen"); + } + mNoteDiffValues.clear(); + + if (mNoteData.isLocalModified() + && (mNoteData.pushIntoContentResolver(context, noteId) == null)) { + return false; + } + + return true; + } + + /** + * NoteData - 便签数据内部类 + * 管理便签的具体数据内容，包括文本数据和通话记录数据 + */ + private class NoteData { + private long mTextDataId; + private ContentValues mTextDataValues; + private long mCallDataId; + private ContentValues mCallDataValues; + private static final String TAG = "NoteData"; + + public NoteData() { + mTextDataValues = new ContentValues(); + mCallDataValues = new ContentValues(); + mTextDataId = 0; + mCallDataId = 0; + } + + boolean isLocalModified() { + return mTextDataValues.size() > 0 || mCallDataValues.size() > 0; + } + + void setTextDataId(long id) { + if(id <= 0) { + throw new IllegalArgumentException("Text data id should larger than 0"); + } + mTextDataId = id; + } + + void setCallDataId(long id) { + if (id <= 0) { + throw new IllegalArgumentException("Call data id should larger than 0"); + } + mCallDataId = id; + } + + void setCallData(String key, String value) { + mCallDataValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + void setTextData(String key, String value) { + mTextDataValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + /** + * 将数据变更推送到ContentResolver + */ + Uri pushIntoContentResolver(Context context, long noteId) { + if (noteId <= 0) { + throw new IllegalArgumentException("Wrong note id:" + noteId); + } + + ArrayList operationList = new ArrayList(); + ContentProviderOperation.Builder builder = null; + + if(mTextDataValues.size() > 0) { + mTextDataValues.put(DataColumns.NOTE_ID, noteId); + if (mTextDataId == 0) { + mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE); + Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, + mTextDataValues); + try { + setTextDataId(Long.valueOf(uri.getPathSegments().get(1))); + } catch (NumberFormatException e) { + Log.e(TAG, "Insert new text data fail with noteId" + noteId); + mTextDataValues.clear(); + return null; + } + } else { + builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mTextDataId)); + builder.withValues(mTextDataValues); + operationList.add(builder.build()); + } + mTextDataValues.clear(); + } + + if(mCallDataValues.size() > 0) { + mCallDataValues.put(DataColumns.NOTE_ID, noteId); + if (mCallDataId == 0) { + mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE); + Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, + mCallDataValues); + try { + setCallDataId(Long.valueOf(uri.getPathSegments().get(1))); + } catch (NumberFormatException e) { + Log.e(TAG, "Insert new call data fail with noteId" + noteId); + mCallDataValues.clear(); + return null; + } + } else { + builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mCallDataId)); + builder.withValues(mCallDataValues); + operationList.add(builder.build()); + } + mCallDataValues.clear(); + } + + if (operationList.size() > 0) { + try { + ContentProviderResult[] results = context.getContentResolver().applyBatch( + Notes.AUTHORITY, operationList); + return (results == null || results.length == 0 || results[0] == null) ? null + : ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId); + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + return null; + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + return null; + } + } + return null; + } + } +} \ No newline at end of file diff --git a/src/model/WorkingNote.java b/src/model/WorkingNote.java new file mode 100644 index 0000000..07d8319 --- /dev/null +++ b/src/model/WorkingNote.java @@ -0,0 +1,421 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.model; + +import android.appwidget.AppWidgetManager; +import android.content.ContentUris; +import android.content.Context; +import android.database.Cursor; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.tool.ResourceParser.NoteBgResources; + +/** + * WorkingNote - 便签编辑状态管理类 + * 管理用户正在编辑的便签状态，作为Note类的上层封装 + */ +public class WorkingNote { + private Note mNote; + private long mNoteId; + private String mContent; + private String mTitle; // 便签标题 + private int mMode; + private long mAlertDate; + private long mModifiedDate; + private int mBgColorId; + private int mWidgetId; + private int mWidgetType; + private long mFolderId; + private Context mContext; + private static final String TAG = "WorkingNote"; + private boolean mIsDeleted; + private boolean mIsPinned; + private NoteSettingChangedListener mNoteSettingStatusListener; + + // 数据表查询投影列 + public static final String[] DATA_PROJECTION = new String[] { + DataColumns.ID, + DataColumns.CONTENT, + DataColumns.MIME_TYPE, + DataColumns.DATA1, + DataColumns.DATA2, + DataColumns.DATA3, + DataColumns.DATA4, + }; + + // 便签表查询投影列 + public static final String[] NOTE_PROJECTION = new String[] { + NoteColumns.PARENT_ID, + NoteColumns.ALERTED_DATE, + NoteColumns.BG_COLOR_ID, + NoteColumns.WIDGET_ID, + NoteColumns.WIDGET_TYPE, + NoteColumns.MODIFIED_DATE, + NoteColumns.PINNED, + NoteColumns.TITLE + }; + + // 数据表投影列索引 + private static final int DATA_ID_COLUMN = 0; + private static final int DATA_CONTENT_COLUMN = 1; + private static final int DATA_MIME_TYPE_COLUMN = 2; + private static final int DATA_MODE_COLUMN = 3; + // 便签表投影列索引 + private static final int NOTE_PARENT_ID_COLUMN = 0; + private static final int NOTE_ALERTED_DATE_COLUMN = 1; + private static final int NOTE_BG_COLOR_ID_COLUMN = 2; + private static final int NOTE_WIDGET_ID_COLUMN = 3; + private static final int NOTE_WIDGET_TYPE_COLUMN = 4; + private static final int NOTE_MODIFIED_DATE_COLUMN = 5; + private static final int NOTE_PINNED_COLUMN = 6; + private static final int NOTE_TITLE_COLUMN = 7; + + private WorkingNote(Context context, long folderId) { + mContext = context; + mAlertDate = 0; + mModifiedDate = System.currentTimeMillis(); + mFolderId = folderId; + mNote = new Note(); + mNoteId = 0; + mIsDeleted = false; + mIsPinned = false; + mMode = 0; + mWidgetType = Notes.TYPE_WIDGET_INVALIDE; + mTitle = ""; // 初始化标题为空字符串 + } + + private WorkingNote(Context context, long noteId, long folderId) { + mContext = context; + mNoteId = noteId; + mFolderId = folderId; + mIsDeleted = false; + mNote = new Note(); + loadNote(); + } + + /** + * 从数据库加载便签基本属性 + */ + private void loadNote() { + Cursor cursor = mContext.getContentResolver().query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null, + null, null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN); + mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN); + mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN); + mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN); + mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN); + mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN); + mIsPinned = cursor.getInt(NOTE_PINNED_COLUMN) == 1; + // 读取便签标题 + if (cursor.getColumnCount() > NOTE_TITLE_COLUMN) { + mTitle = cursor.getString(NOTE_TITLE_COLUMN); + } + } + cursor.close(); + } else { + Log.e(TAG, "No note with id:" + mNoteId); + throw new IllegalArgumentException("Unable to find note with id " + mNoteId); + } + loadNoteData(); + } + + /** + * 从数据表加载便签的具体内容 + */ + private void loadNoteData() { + Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION, + DataColumns.NOTE_ID + "=?", new String[] { + String.valueOf(mNoteId) + }, null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + String type = cursor.getString(DATA_MIME_TYPE_COLUMN); + if (DataConstants.NOTE.equals(type)) { + mContent = cursor.getString(DATA_CONTENT_COLUMN); + mMode = cursor.getInt(DATA_MODE_COLUMN); + mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN)); + } else if (DataConstants.CALL_NOTE.equals(type)) { + mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN)); + } else { + Log.d(TAG, "Wrong note type with type:" + type); + } + } while (cursor.moveToNext()); + } + cursor.close(); + } else { + Log.e(TAG, "No data with id:" + mNoteId); + throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId); + } + } + + /** + * 创建空便签 + */ + public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId, + int widgetType, int defaultBgColorId) { + WorkingNote note = new WorkingNote(context, folderId); + note.setBgColorId(defaultBgColorId); + note.setWidgetId(widgetId); + note.setWidgetType(widgetType); + return note; + } + + /** + * 从数据库加载便签 + */ + public static WorkingNote load(Context context, long id) { + return new WorkingNote(context, id, 0); + } + + /** + * 保存便签到数据库 + */ + public synchronized boolean saveNote() { + if (isWorthSaving()) { + if (!existInDatabase()) { + if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) { + Log.e(TAG, "Create new note fail with id:" + mNoteId); + return false; + } + } + + mNote.syncNote(mContext, mNoteId); + + // 如果有关联的小部件，则更新小部件内容 + if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && mWidgetType != Notes.TYPE_WIDGET_INVALIDE + && mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onWidgetChanged(); + } + return true; + } else { + return false; + } + } + + /** + * 判断便签是否已存在于数据库中 + */ + public boolean existInDatabase() { + return mNoteId > 0; + } + + /** + * 判断便签是否值得保存 + */ + private boolean isWorthSaving() { + if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent)) + || (existInDatabase() && !mNote.isLocalModified())) { + return false; + } else { + return true; + } + } + + /** + * 设置便签设置变更监听器 + */ + public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) { + mNoteSettingStatusListener = l; + } + + /** + * 设置提醒时间 + */ + public void setAlertDate(long date, boolean set) { + if (date != mAlertDate) { + mAlertDate = date; + mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate)); + } + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onClockAlertChanged(date, set); + } + } + + /** + * 标记便签为删除状态 + */ + public void markDeleted(boolean mark) { + mIsDeleted = mark; + if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onWidgetChanged(); + } + } + + /** + * 设置背景颜色ID + */ + public void setBgColorId(int id) { + if (id != mBgColorId) { + mBgColorId = id; + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onBackgroundColorChanged(); + } + mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id)); + } + } + + /** + * 设置清单模式 + */ + public void setCheckListMode(int mode) { + if (mMode != mode) { + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode); + } + mMode = mode; + mNote.setTextData(TextNote.MODE, String.valueOf(mMode)); + } + } + + public void setWidgetType(int type) { + if (type != mWidgetType) { + mWidgetType = type; + mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType)); + } + } + + public void setWidgetId(int id) { + if (id != mWidgetId) { + mWidgetId = id; + mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId)); + } + } + + /** + * 设置便签文本内容 + */ + public void setWorkingText(String text) { + if (!TextUtils.equals(mContent, text)) { + mContent = text; + mNote.setTextData(DataColumns.CONTENT, mContent); + } + } + + /** + * 将普通便签转换为通话记录便签 + */ + public void convertToCallNote(String phoneNumber, long callDate) { + mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate)); + mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber); + mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER)); + } + + public boolean hasClockAlert() { + return (mAlertDate > 0 ? true : false); + } + + /** + * 检查便签是否被置顶 + */ + public boolean isPinned() { + return mIsPinned; + } + + /** + * 设置便签的置顶状态 + */ + public void setPinned(boolean isPinned) { + mIsPinned = isPinned; + mNote.setPinned(isPinned); + } + + public String getContent() { + return mContent; + } + + public long getAlertDate() { + return mAlertDate; + } + + public long getModifiedDate() { + return mModifiedDate; + } + + public int getBgColorResId() { + return NoteBgResources.getNoteBgResource(mBgColorId); + } + + public int getBgColorId() { + return mBgColorId; + } + + public int getTitleBgResId() { + return NoteBgResources.getNoteTitleBgResource(mBgColorId); + } + + public int getCheckListMode() { + return mMode; + } + + public long getNoteId() { + return mNoteId; + } + + public long getFolderId() { + return mFolderId; + } + + public int getWidgetId() { + return mWidgetId; + } + + public int getWidgetType() { + return mWidgetType; + } + + /** + * 获取便签标题 + */ + public String getTitle() { + return mTitle; + } + + /** + * 设置便签标题 + */ + public void setTitle(String title) { + if (!TextUtils.equals(mTitle, title)) { + mTitle = title; + mNote.setNoteValue(NoteColumns.TITLE, title); + } + } + + /** + * 便签设置变更监听器接口 + */ + public interface NoteSettingChangedListener { + void onBackgroundColorChanged(); + void onClockAlertChanged(long date, boolean set); + void onWidgetChanged(); + void onCheckListModeChanged(int oldMode, int newMode); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/MainActivity.java b/src/net/micode/notes/MainActivity.java new file mode 100644 index 0000000..df00763 --- /dev/null +++ b/src/net/micode/notes/MainActivity.java @@ -0,0 +1,41 @@ +package net.micode.notes; + +import android.os.Bundle; + +import androidx.activity.EdgeToEdge; +import androidx.appcompat.app.AppCompatActivity; +import androidx.core.graphics.Insets; +import androidx.core.view.ViewCompat; +import androidx.core.view.WindowInsetsCompat; + +/** + * 笔记应用主Activity + * 应用启动时显示的入口页面 + * 继承自AppCompatActivity，使用AndroidX兼容库 + */ +public class MainActivity extends AppCompatActivity { + + /** + * Activity创建时的生命周期回调方法 + * 初始化Activity布局和界面 + * + * @param savedInstanceState 保存的状态数据，用于Activity重建 + */ + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + // 启用边缘到边缘显示，允许内容延伸到系统UI区域（状态栏和导航栏） + EdgeToEdge.enable(this); + // 设置Activity的布局文件为activity_main.xml + setContentView(R.layout.activity_main); + // 设置窗口插入监听器，处理系统UI区域（如状态栏、导航栏）与内容的交互 + ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> { + // 获取系统栏（状态栏和导航栏）的插入区域 + Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars()); + // 为视图设置内边距，避免内容被系统栏遮挡 + v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom); + // 返回处理后的插入信息 + return insets; + }); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/data/Notes.java b/src/net/micode/notes/data/Notes.java new file mode 100644 index 0000000..258274f --- /dev/null +++ b/src/net/micode/notes/data/Notes.java @@ -0,0 +1,133 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.net.Uri; + +/** + * Notes 类 - 便签应用的核心常量定义类 + * 包含数据库表定义、ContentProvider URI、Intent键、便签类型等常量 + * 采用接口定义列名和嵌套类分层设计 + */ +public class Notes { + public static final String AUTHORITY = "micode_notes"; + public static final String TAG = "Notes"; + + // 便签类型 + public static final int TYPE_NOTE = 0; + public static final int TYPE_FOLDER = 1; + public static final int TYPE_SYSTEM = 2; + + // 系统文件夹ID + public static final int ID_ROOT_FOLDER = 0; + public static final int ID_TEMPARAY_FOLDER = -1; + public static final int ID_CALL_RECORD_FOLDER = -2; + public static final int ID_TRASH_FOLER = -3; + + // Intent Extra键 + public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; + public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; + public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; + public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; + public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; + public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; + + // 小部件类型 + public static final int TYPE_WIDGET_INVALIDE = -1; + public static final int TYPE_WIDGET_2X = 0; + public static final int TYPE_WIDGET_4X = 1; + + /** + * DataConstants - 数据类型常量 + */ + public static class DataConstants { + public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; + public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; + } + + public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note"); + public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); + + /** + * NoteColumns - 便签表列定义 + */ + public interface NoteColumns { + public static final String ID = "_id"; + public static final String PARENT_ID = "parent_id"; + public static final String CREATED_DATE = "created_date"; + public static final String MODIFIED_DATE = "modified_date"; + public static final String ALERTED_DATE = "alert_date"; + public static final String SNIPPET = "snippet"; + public static final String WIDGET_ID = "widget_id"; + public static final String WIDGET_TYPE = "widget_type"; + public static final String BG_COLOR_ID = "bg_color_id"; + public static final String HAS_ATTACHMENT = "has_attachment"; + public static final String NOTES_COUNT = "notes_count"; + public static final String TYPE = "type"; + public static final String SYNC_ID = "sync_id"; + public static final String LOCAL_MODIFIED = "local_modified"; + public static final String ORIGIN_PARENT_ID = "origin_parent_id"; + public static final String GTASK_ID = "gtask_id"; + public static final String VERSION = "version"; + public static final String PINNED = "pinned"; + public static final String TITLE = "title"; // 便签标题字段 + public static final String PRIVATE = "is_private"; // 是否为隐私文件夹 + public static final String IS_STUDY = "is_study"; // 是否为学习文件夹 + public static final String FOCUS_DURATION = "focus_duration"; // 专注时长（毫秒） + } + + /** + * DataColumns - 便签数据表列定义，采用EAV模型 + */ + public interface DataColumns { + public static final String ID = "_id"; + public static final String MIME_TYPE = "mime_type"; + public static final String NOTE_ID = "note_id"; + public static final String CREATED_DATE = "created_date"; + public static final String MODIFIED_DATE = "modified_date"; + public static final String CONTENT = "content"; + public static final String DATA1 = "data1"; + public static final String DATA2 = "data2"; + public static final String DATA3 = "data3"; + public static final String DATA4 = "data4"; + public static final String DATA5 = "data5"; + } + + /** + * TextNote - 文本便签的特定列定义 + */ + public static final class TextNote implements DataColumns { + public static final String MODE = DATA1; // 1:清单模式 0:普通模式 + public static final int MODE_CHECK_LIST = 1; + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); + } + + /** + * CallNote - 通话记录便签的特定列定义 + */ + public static final class CallNote implements DataColumns { + public static final String CALL_DATE = DATA1; // 通话日期 + public static final String PHONE_NUMBER = DATA3; // 电话号码 + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/data/NotesProvider.java b/src/net/micode/notes/data/NotesProvider.java new file mode 100644 index 0000000..6e71154 --- /dev/null +++ b/src/net/micode/notes/data/NotesProvider.java @@ -0,0 +1,370 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.app.SearchManager; +import android.content.ContentProvider; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Intent; +import android.content.UriMatcher; +import android.database.Cursor; +import android.database.sqlite.SQLiteDatabase; +import android.net.Uri; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.NotesDatabaseHelper.TABLE; + +/** + * NotesProvider 类 - 便签应用的ContentProvider + * + * 功能：为便签应用提供数据访问接口，通过ContentProvider机制实现数据共享 + * 继承自ContentProvider，实现对note表和data表的CRUD操作，并支持搜索功能 + */ +public class NotesProvider extends ContentProvider { + private static final UriMatcher mMatcher; // URI匹配器，用于匹配不同的URI请求 + + private NotesDatabaseHelper mHelper; // 数据库帮助类实例 + + private static final String TAG = "NotesProvider"; // 日志标签 + + // URI匹配常量定义 + private static final int URI_NOTE = 1; // 匹配note表所有记录 + private static final int URI_NOTE_ITEM = 2; // 匹配note表单条记录 + private static final int URI_DATA = 3; // 匹配data表所有记录 + private static final int URI_DATA_ITEM = 4; // 匹配data表单条记录 + private static final int URI_SEARCH = 5; // 匹配搜索请求 + private static final int URI_SEARCH_SUGGEST = 6; // 匹配搜索建议请求 + + // 静态初始化块：初始化URI匹配器，添加各种URI模式 + static { + mMatcher = new UriMatcher(UriMatcher.NO_MATCH); + mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); + mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); + mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); + } + + /** + * 搜索投影字段定义： + * x'0A' 表示SQLite中的换行符'\n' + * 对于搜索结果中的标题和内容，我们将修剪'\n'和空格以显示更多信息 + */ + private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," + + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," + + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," + + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," + + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; + + // 便签片段搜索查询语句 + private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION + + " FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.SNIPPET + " LIKE ?" // 模糊匹配搜索条件 + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER // 排除回收站中的便签 + + " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; // 只搜索普通便签类型 + + /** + * ContentProvider创建时调用，初始化数据库帮助类 + * @return true表示初始化成功 + */ + @Override + public boolean onCreate() { + mHelper = NotesDatabaseHelper.getInstance(getContext()); + return true; + } + + /** + * 查询方法，根据URI匹配不同的查询逻辑 + * @param uri 请求的URI + * @param projection 要返回的列 + * @param selection 查询条件 + * @param selectionArgs 查询参数 + * @param sortOrder 排序方式 + * @return 查询结果的Cursor对象 + */ + @Override + public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, + String sortOrder) { + Cursor c = null; + SQLiteDatabase db = mHelper.getReadableDatabase(); + String id = null; + switch (mMatcher.match(uri)) { + case URI_NOTE: // 查询note表所有记录 + c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_NOTE_ITEM: // 查询note表单条记录 + id = uri.getPathSegments().get(1); // 从URI路径段中获取ID + c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_DATA: // 查询data表所有记录 + c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_DATA_ITEM: // 查询data表单条记录 + id = uri.getPathSegments().get(1); + c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_SEARCH: + case URI_SEARCH_SUGGEST: // 处理搜索和搜索建议请求 + if (sortOrder != null || projection != null) { + throw new IllegalArgumentException( + "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query"); + } + + String searchString = null; + // 根据URI类型获取搜索字符串 + if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { + if (uri.getPathSegments().size() > 1) { + searchString = uri.getPathSegments().get(1); + } + } else { + searchString = uri.getQueryParameter("pattern"); // 从查询参数获取搜索模式 + } + + if (TextUtils.isEmpty(searchString)) { + return null; // 搜索字符串为空则返回null + } + + try { + searchString = String.format("%%%s%%", searchString); // 添加通配符进行模糊匹配 + c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, + new String[] { searchString }); + } catch (IllegalStateException ex) { + Log.e(TAG, "got exception: " + ex.toString()); + } + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 设置通知URI，以便在数据变化时能够通知观察者 + if (c != null) { + c.setNotificationUri(getContext().getContentResolver(), uri); + } + return c; + } + + /** + * 插入数据方法 + * @param uri 请求的URI + * @param values 要插入的数据 + * @return 插入数据的新URI + */ + @Override + public Uri insert(Uri uri, ContentValues values) { + SQLiteDatabase db = mHelper.getWritableDatabase(); + long dataId = 0, noteId = 0, insertedId = 0; + switch (mMatcher.match(uri)) { + case URI_NOTE: // 插入note表记录 + insertedId = noteId = db.insert(TABLE.NOTE, null, values); + break; + case URI_DATA: // 插入data表记录 + if (values.containsKey(DataColumns.NOTE_ID)) { + noteId = values.getAsLong(DataColumns.NOTE_ID); + } else { + Log.d(TAG, "Wrong data format without note id:" + values.toString()); + } + insertedId = dataId = db.insert(TABLE.DATA, null, values); + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 通知note URI的数据变化 + if (noteId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); + } + + // 通知data URI的数据变化 + if (dataId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null); + } + + // 返回新插入数据的URI + return ContentUris.withAppendedId(uri, insertedId); + } + + /** + * 删除数据方法 + * @param uri 请求的URI + * @param selection 删除条件 + * @param selectionArgs 删除参数 + * @return 删除的记录数 + */ + @Override + public int delete(Uri uri, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean deleteData = false; // 标记是否删除data表数据 + switch (mMatcher.match(uri)) { + case URI_NOTE: // 删除note表记录（系统文件夹不允许删除） + selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; + count = db.delete(TABLE.NOTE, selection, selectionArgs); + break; + case URI_NOTE_ITEM: // 删除note表单条记录 + id = uri.getPathSegments().get(1); + /** + * ID小于0的是系统文件夹，不允许删除 + */ + long noteId = Long.valueOf(id); + if (noteId <= 0) { + break; // 系统文件夹不删除 + } + count = db.delete(TABLE.NOTE, + NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + break; + case URI_DATA: // 删除data表记录 + count = db.delete(TABLE.DATA, selection, selectionArgs); + deleteData = true; + break; + case URI_DATA_ITEM: // 删除data表单条记录 + id = uri.getPathSegments().get(1); + count = db.delete(TABLE.DATA, + DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + deleteData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + // 如果删除了记录，通知数据变化 + if (count > 0) { + if (deleteData) { + // 删除data表数据时需要通知note URI + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + /** + * 更新数据方法 + * @param uri 请求的URI + * @param values 更新的数据 + * @param selection 更新条件 + * @param selectionArgs 更新参数 + * @return 更新的记录数 + */ + @Override + public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean updateData = false; // 标记是否更新data表数据 + switch (mMatcher.match(uri)) { + case URI_NOTE: // 更新note表记录 + increaseNoteVersion(-1, selection, selectionArgs); // 增加版本号 + count = db.update(TABLE.NOTE, values, selection, selectionArgs); + break; + case URI_NOTE_ITEM: // 更新note表单条记录 + id = uri.getPathSegments().get(1); + increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 增加版本号 + count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + break; + case URI_DATA: // 更新data表记录 + count = db.update(TABLE.DATA, values, selection, selectionArgs); + updateData = true; + break; + case URI_DATA_ITEM: // 更新data表单条记录 + id = uri.getPathSegments().get(1); + count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + updateData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + + // 如果更新了记录，通知数据变化 + if (count > 0) { + if (updateData) { + // 更新data表数据时需要通知note URI + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + /** + * 解析选择条件，将传入的条件转换为AND连接的条件 + * @param selection 原始选择条件 + * @return 解析后的选择条件字符串 + */ + private String parseSelection(String selection) { + return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); + } + + /** + * 增加便签版本号 + * @param id 便签ID（大于0）或-1表示更新所有匹配的记录 + * @param selection 更新条件 + * @param selectionArgs 更新参数 + */ + private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { + StringBuilder sql = new StringBuilder(120); + sql.append("UPDATE "); + sql.append(TABLE.NOTE); + sql.append(" SET "); + sql.append(NoteColumns.VERSION); + sql.append("=" + NoteColumns.VERSION + "+1 "); // 版本号加1 + + // 构建WHERE子句 + if (id > 0 || !TextUtils.isEmpty(selection)) { + sql.append(" WHERE "); + } + if (id > 0) { + sql.append(NoteColumns.ID + "=" + String.valueOf(id)); + } + if (!TextUtils.isEmpty(selection)) { + String selectString = id > 0 ? parseSelection(selection) : selection; + // 替换参数占位符 + for (String args : selectionArgs) { + selectString = selectString.replaceFirst("\\?", args); + } + sql.append(selectString); + } + + // 执行SQL语句 + mHelper.getWritableDatabase().execSQL(sql.toString()); + } + + /** + * 获取URI对应的MIME类型（暂未实现） + * @param uri 请求的URI + * @return MIME类型字符串 + */ + @Override + public String getType(Uri uri) { + // TODO Auto-generated method stub + return null; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/data/SqlData.java b/src/net/micode/notes/gtask/data/SqlData.java new file mode 100644 index 0000000..77a98c4 --- /dev/null +++ b/src/net/micode/notes/gtask/data/SqlData.java @@ -0,0 +1,231 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.net.Uri; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.NotesDatabaseHelper.TABLE; +import net.micode.notes.gtask.exception.ActionFailureException; + +import org.json.JSONException; +import org.json.JSONObject; + +/** + * SqlData 类 - 数据库数据操作类 + * + * 功能：封装对便签数据表（data表）的CRUD操作，提供JSON数据与数据库记录的转换 + * 用于在本地数据库和Google Tasks同步之间进行数据映射和转换 + * 实现数据的差异更新和版本控制，提高同步效率 + */ +public class SqlData { + private static final String TAG = SqlData.class.getSimpleName(); // 日志标签 + + private static final int INVALID_ID = -99999; // 无效ID标识 + + // 数据表查询字段投影 + public static final String[] PROJECTION_DATA = new String[] { + DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1, + DataColumns.DATA3 + }; + + // 字段索引常量 + public static final int DATA_ID_COLUMN = 0; // ID字段索引 + public static final int DATA_MIME_TYPE_COLUMN = 1; // MIME类型字段索引 + public static final int DATA_CONTENT_COLUMN = 2; // 内容字段索引 + public static final int DATA_CONTENT_DATA_1_COLUMN = 3;// DATA1字段索引 + public static final int DATA_CONTENT_DATA_3_COLUMN = 4;// DATA3字段索引 + + private ContentResolver mContentResolver; // 内容解析器，用于访问ContentProvider + private boolean mIsCreate; // 创建标记：true表示新数据，false表示已存在数据 + private long mDataId; // 数据ID + private String mDataMimeType; // 数据MIME类型 + private String mDataContent; // 数据内容 + private long mDataContentData1; // 数据DATA1字段值 + private String mDataContentData3; // 数据DATA3字段值 + private ContentValues mDiffDataValues; // 差异数据值，用于记录需要更新的字段 + + /** + * 构造函数：创建新的SqlData对象（用于创建新数据） + * @param context Android上下文 + */ + public SqlData(Context context) { + mContentResolver = context.getContentResolver(); + mIsCreate = true; // 标记为新数据 + mDataId = INVALID_ID; // 初始化ID为无效值 + mDataMimeType = DataConstants.NOTE; // 默认MIME类型为普通便签 + mDataContent = ""; // 初始化内容为空 + mDataContentData1 = 0; // 初始化DATA1为0 + mDataContentData3 = ""; // 初始化DATA3为空 + mDiffDataValues = new ContentValues(); // 创建差异值容器 + } + + /** + * 构造函数：从数据库游标创建SqlData对象（用于加载已有数据） + * @param context Android上下文 + * @param c 数据库查询结果的Cursor + */ + public SqlData(Context context, Cursor c) { + mContentResolver = context.getContentResolver(); + mIsCreate = false; // 标记为已有数据 + loadFromCursor(c); // 从游标加载数据 + mDiffDataValues = new ContentValues(); // 创建差异值容器 + } + + /** + * 从数据库游标加载数据到内存字段 + * @param c 数据库查询结果的Cursor + */ + private void loadFromCursor(Cursor c) { + mDataId = c.getLong(DATA_ID_COLUMN); + mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); + mDataContent = c.getString(DATA_CONTENT_COLUMN); + mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); + mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); + } + + /** + * 从JSON对象设置数据内容，并记录变更的字段 + * @param js 包含数据的JSONObject + * @throws JSONException JSON解析异常 + */ + public void setContent(JSONObject js) throws JSONException { + // 处理数据ID + long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; + if (mIsCreate || mDataId != dataId) { + mDiffDataValues.put(DataColumns.ID, dataId); + } + mDataId = dataId; + + // 处理MIME类型 + String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE) + : DataConstants.NOTE; + if (mIsCreate || !mDataMimeType.equals(dataMimeType)) { + mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType); + } + mDataMimeType = dataMimeType; + + // 处理内容 + String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; + if (mIsCreate || !mDataContent.equals(dataContent)) { + mDiffDataValues.put(DataColumns.CONTENT, dataContent); + } + mDataContent = dataContent; + + // 处理DATA1字段 + long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; + if (mIsCreate || mDataContentData1 != dataContentData1) { + mDiffDataValues.put(DataColumns.DATA1, dataContentData1); + } + mDataContentData1 = dataContentData1; + + // 处理DATA3字段 + String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; + if (mIsCreate || !mDataContentData3.equals(dataContentData3)) { + mDiffDataValues.put(DataColumns.DATA3, dataContentData3); + } + mDataContentData3 = dataContentData3; + } + + /** + * 获取当前数据的JSON表示 + * @return 包含数据的JSONObject，如果是新数据则返回null + * @throws JSONException JSON创建异常 + */ + public JSONObject getContent() throws JSONException { + if (mIsCreate) { + Log.e(TAG, "it seems that we haven't created this in database yet"); + return null; + } + // 创建JSON对象并添加所有字段 + JSONObject js = new JSONObject(); + js.put(DataColumns.ID, mDataId); + js.put(DataColumns.MIME_TYPE, mDataMimeType); + js.put(DataColumns.CONTENT, mDataContent); + js.put(DataColumns.DATA1, mDataContentData1); + js.put(DataColumns.DATA3, mDataContentData3); + return js; + } + + /** + * 提交数据到数据库 + * @param noteId 关联的便签ID + * @param validateVersion 是否验证版本号 + * @param version 版本号（仅在validateVersion为true时使用） + * @throws ActionFailureException 数据提交失败异常 + */ + public void commit(long noteId, boolean validateVersion, long version) { + if (mIsCreate) { + // 创建新数据记录 + if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) { + mDiffDataValues.remove(DataColumns.ID); + } + + mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 设置关联的便签ID + Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); + try { + // 从返回的URI中提取新创建的数据ID + mDataId = Long.valueOf(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + Log.e(TAG, "Get note id error :" + e.toString()); + throw new ActionFailureException("create note failed"); + } + } else { + // 更新已有数据记录 + if (mDiffDataValues.size() > 0) { + int result = 0; + if (!validateVersion) { + // 不验证版本号，直接更新 + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null); + } else { + // 验证版本号，确保数据未被其他操作修改 + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, + " ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.VERSION + "=?)", new String[] { + String.valueOf(noteId), String.valueOf(version) + }); + } + if (result == 0) { + Log.w(TAG, "there is no update. maybe user updates note when syncing"); + } + } + } + + // 重置状态 + mDiffDataValues.clear(); + mIsCreate = false; + } + + /** + * 获取数据ID + * @return 数据ID + */ + public long getId() { + return mDataId; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/data/Task.java b/src/net/micode/notes/gtask/data/Task.java new file mode 100644 index 0000000..3589281 --- /dev/null +++ b/src/net/micode/notes/gtask/data/Task.java @@ -0,0 +1,435 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +/** + * Task 类 - 具体任务实体类 + * + * 功能：代表一个具体的便签任务，继承自Node抽象类 + * 实现便签与Google Tasks同步的具体逻辑，包括创建、更新、同步操作 + * 处理本地数据库与远程Google Tasks服务器之间的数据映射和转换 + */ +public class Task extends Node { + private static final String TAG = Task.class.getSimpleName(); // 日志标签 + + // 任务特有属性 + private boolean mCompleted; // 完成状态标记 + private String mNotes; // 任务备注/描述 + private JSONObject mMetaInfo; // 元信息（存储本地便签的详细信息） + private Task mPriorSibling; // 前一个兄弟任务（用于排序） + private TaskList mParent; // 父任务列表（TaskList） + + /** + * 默认构造函数，初始化任务属性 + */ + public Task() { + super(); + mCompleted = false; // 默认未完成 + mNotes = null; // 默认无备注 + mPriorSibling = null; // 默认无前兄弟任务 + mParent = null; // 默认无父列表 + mMetaInfo = null; // 默认无元信息 + } + + /** + * 获取创建任务的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含创建操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getCreateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：创建 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 索引位置（在父列表中的位置） + js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this)); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称 + entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID + entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_TASK); // 实体类型为任务 + if (getNotes() != null) { + entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注 + } + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + // 父列表ID + js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); + + // 目标父类型 + js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_GROUP); + + // 列表ID（与父列表ID相同） + js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); + + // 前兄弟任务ID（用于排序） + if (mPriorSibling != null) { + js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid()); + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate task-create jsonobject"); + } + + return js; + } + + /** + * 获取更新任务的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含更新操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getUpdateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：更新 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 任务ID + js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称 + if (getNotes() != null) { + entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注 + } + entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态 + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate task-update jsonobject"); + } + + return js; + } + + /** + * 从远程JSON数据设置任务内容（从Google Tasks服务器获取） + * @param js 包含远程任务数据的JSONObject + * @throws ActionFailureException 解析JSON失败时抛出 + */ + public void setContentByRemoteJSON(JSONObject js) { + if (js != null) { + try { + // 任务ID + if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { + setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); + } + + // 最后修改时间 + if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { + setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); + } + + // 任务名称 + if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { + setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); + } + + // 任务备注 + if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) { + setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES)); + } + + // 删除状态 + if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) { + setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED)); + } + + // 完成状态 + if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) { + setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED)); + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to get task content from jsonobject"); + } + } + } + + /** + * 从本地JSON数据设置任务内容（从本地数据库获取） + * @param js 包含本地便签数据的JSONObject + */ + public void setContentByLocalJSON(JSONObject js) { + if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) + || !js.has(GTaskStringUtils.META_HEAD_DATA)) { + Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + } + + try { + // 获取便签信息和数据数组 + JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + + // 验证便签类型 + if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) { + Log.e(TAG, "invalid type"); + return; + } + + // 遍历数据数组，查找便签内容 + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { + setName(data.getString(DataColumns.CONTENT)); // 设置任务名称为便签内容 + break; + } + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + } + + /** + * 从任务内容生成本地JSON数据（用于本地存储） + * @return 包含本地便签数据的JSONObject，如果任务无内容则返回null + */ + public JSONObject getLocalJSONFromContent() { + String name = getName(); + try { + if (mMetaInfo == null) { + // 从Web新创建的任务（没有元信息） + if (name == null) { + Log.w(TAG, "the note seems to be an empty one"); + return null; + } + + // 构建新的JSON结构 + JSONObject js = new JSONObject(); + JSONObject note = new JSONObject(); + JSONArray dataArray = new JSONArray(); + JSONObject data = new JSONObject(); + data.put(DataColumns.CONTENT, name); // 便签内容 + dataArray.put(data); + js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); + note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 类型为普通便签 + js.put(GTaskStringUtils.META_HEAD_NOTE, note); + return js; + } else { + // 已同步的任务（有元信息） + JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + + // 更新便签内容 + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { + data.put(DataColumns.CONTENT, getName()); + break; + } + } + + note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); + return mMetaInfo; // 返回更新后的元信息 + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return null; + } + } + + /** + * 设置元信息（从MetaData对象） + * @param metaData 元数据对象 + */ + public void setMetaInfo(MetaData metaData) { + if (metaData != null && metaData.getNotes() != null) { + try { + mMetaInfo = new JSONObject(metaData.getNotes()); + } catch (JSONException e) { + Log.w(TAG, e.toString()); + mMetaInfo = null; + } + } + } + + /** + * 根据数据库游标确定同步操作类型 + * @param c 数据库查询结果的Cursor + * @return 同步操作状态码（SYNC_ACTION_*） + */ + public int getSyncAction(Cursor c) { + try { + JSONObject noteInfo = null; + // 从元信息中获取便签信息 + if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) { + noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + } + + if (noteInfo == null) { + Log.w(TAG, "it seems that note meta has been deleted"); + return SYNC_ACTION_UPDATE_REMOTE; // 远程更新本地 + } + + if (!noteInfo.has(NoteColumns.ID)) { + Log.w(TAG, "remote note id seems to be deleted"); + return SYNC_ACTION_UPDATE_LOCAL; // 本地更新远程 + } + + // 验证便签ID是否匹配 + if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) { + Log.w(TAG, "note id doesn't match"); + return SYNC_ACTION_UPDATE_LOCAL; // ID不匹配，用本地更新远程 + } + + // 检查本地修改标记 + if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { + // 本地无修改 + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 两边都无更新 + return SYNC_ACTION_NONE; + } else { + // 远程有更新，应用到本地 + return SYNC_ACTION_UPDATE_LOCAL; + } + } else { + // 本地有修改 + // 验证Google Task ID是否匹配 + if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { + Log.e(TAG, "gtask id doesn't match"); + return SYNC_ACTION_ERROR; // ID不匹配，错误 + } + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 仅本地有修改 + return SYNC_ACTION_UPDATE_REMOTE; + } else { + // 两边都有修改，冲突 + return SYNC_ACTION_UPDATE_CONFLICT; + } + } + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + + return SYNC_ACTION_ERROR; // 发生异常，返回错误 + } + + /** + * 判断任务是否值得保存（是否有有效内容） + * @return 如果任务有名称或备注则返回true，否则返回false + */ + public boolean isWorthSaving() { + return mMetaInfo != null || (getName() != null && getName().trim().length() > 0) + || (getNotes() != null && getNotes().trim().length() > 0); + } + + /** + * 设置完成状态 + * @param completed 完成状态（true-已完成，false-未完成） + */ + public void setCompleted(boolean completed) { + this.mCompleted = completed; + } + + /** + * 设置任务备注 + * @param notes 任务备注字符串 + */ + public void setNotes(String notes) { + this.mNotes = notes; + } + + /** + * 设置前兄弟任务（用于排序） + * @param priorSibling 前兄弟任务对象 + */ + public void setPriorSibling(Task priorSibling) { + this.mPriorSibling = priorSibling; + } + + /** + * 设置父任务列表 + * @param parent 父任务列表对象 + */ + public void setParent(TaskList parent) { + this.mParent = parent; + } + + /** + * 获取完成状态 + * @return 完成状态（true-已完成，false-未完成） + */ + public boolean getCompleted() { + return this.mCompleted; + } + + /** + * 获取任务备注 + * @return 任务备注字符串 + */ + public String getNotes() { + return this.mNotes; + } + + /** + * 获取前兄弟任务 + * @return 前兄弟任务对象 + */ + public Task getPriorSibling() { + return this.mPriorSibling; + } + + /** + * 获取父任务列表 + * @return 父任务列表对象 + */ + public TaskList getParent() { + return this.mParent; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/data/TaskList.java b/src/net/micode/notes/gtask/data/TaskList.java new file mode 100644 index 0000000..e096dd8 --- /dev/null +++ b/src/net/micode/notes/gtask/data/TaskList.java @@ -0,0 +1,446 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.data; + +import android.database.Cursor; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONException; +import org.json.JSONObject; + +import java.util.ArrayList; + +/** + * TaskList 类 - 任务列表实体类 + * + * 功能：代表Google Tasks中的一个任务列表（对应小米便签中的文件夹） + * 继承自Node抽象类，可以包含多个Task子任务，实现任务列表的层级管理 + * 处理文件夹与Google Tasks列表的同步，支持子任务的增删改查和排序 + */ +public class TaskList extends Node { + private static final String TAG = TaskList.class.getSimpleName(); // 日志标签 + + private int mIndex; // 任务列表在父容器中的索引位置 + private ArrayList mChildren; // 子任务列表 + + /** + * 默认构造函数，初始化任务列表属性 + */ + public TaskList() { + super(); + mChildren = new ArrayList(); // 初始化子任务列表 + mIndex = 1; // 默认索引为1（Google Tasks的索引从1开始） + } + + /** + * 获取创建任务列表的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含创建操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getCreateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：创建 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 索引位置 + js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称 + entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID + entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, + GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 实体类型为组（列表） + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate tasklist-create jsonobject"); + } + + return js; + } + + /** + * 获取更新任务列表的JSON操作数据（用于发送到Google Tasks服务器） + * @param actionId 操作ID + * @return 包含更新操作数据的JSONObject + * @throws ActionFailureException 生成JSON失败时抛出 + */ + public JSONObject getUpdateAction(int actionId) { + JSONObject js = new JSONObject(); + + try { + // 操作类型：更新 + js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); + + // 操作ID + js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); + + // 列表ID + js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); + + // 实体数据变化 + JSONObject entity = new JSONObject(); + entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称 + entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态 + js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to generate tasklist-update jsonobject"); + } + + return js; + } + + /** + * 从远程JSON数据设置任务列表内容（从Google Tasks服务器获取） + * @param js 包含远程列表数据的JSONObject + * @throws ActionFailureException 解析JSON失败时抛出 + */ + public void setContentByRemoteJSON(JSONObject js) { + if (js != null) { + try { + // 列表ID + if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { + setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); + } + + // 最后修改时间 + if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { + setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); + } + + // 列表名称 + if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { + setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); + } + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("fail to get tasklist content from jsonobject"); + } + } + } + + /** + * 从本地JSON数据设置任务列表内容（从本地数据库获取） + * @param js 包含本地文件夹数据的JSONObject + */ + public void setContentByLocalJSON(JSONObject js) { + if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) { + Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + } + + try { + JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + + // 根据文件夹类型设置名称 + if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { + // 普通文件夹：使用片段作为名称，并添加MIUI前缀 + String name = folder.getString(NoteColumns.SNIPPET); + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); + } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { + // 系统文件夹：根据ID设置特定的名称 + if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER) + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT); + else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER) + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_CALL_NOTE); + else + Log.e(TAG, "invalid system folder"); + } else { + Log.e(TAG, "error type"); + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + } + + /** + * 从任务列表内容生成本地JSON数据（用于本地存储） + * @return 包含本地文件夹数据的JSONObject + */ + public JSONObject getLocalJSONFromContent() { + try { + JSONObject js = new JSONObject(); + JSONObject folder = new JSONObject(); + + // 处理文件夹名称：移除MIUI前缀 + String folderName = getName(); + if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)) + folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(), + folderName.length()); + folder.put(NoteColumns.SNIPPET, folderName); + + // 根据文件夹名称判断类型 + if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT) + || folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE)) + folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 默认文件夹和通话记录文件夹为系统类型 + else + folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 其他为普通文件夹 + + js.put(GTaskStringUtils.META_HEAD_NOTE, folder); + + return js; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return null; + } + } + + /** + * 根据数据库游标确定同步操作类型 + * @param c 数据库查询结果的Cursor + * @return 同步操作状态码（SYNC_ACTION_*） + */ + public int getSyncAction(Cursor c) { + try { + if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { + // 本地无修改 + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 两边都无更新 + return SYNC_ACTION_NONE; + } else { + // 远程有更新，应用到本地 + return SYNC_ACTION_UPDATE_LOCAL; + } + } else { + // 本地有修改 + // 验证Google Task ID是否匹配 + if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { + Log.e(TAG, "gtask id doesn't match"); + return SYNC_ACTION_ERROR; + } + if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { + // 仅本地有修改 + return SYNC_ACTION_UPDATE_REMOTE; + } else { + // 文件夹冲突时，优先应用本地修改（不同于任务的处理方式） + return SYNC_ACTION_UPDATE_REMOTE; + } + } + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + } + + return SYNC_ACTION_ERROR; + } + + /** + * 获取子任务数量 + * @return 子任务数量 + */ + public int getChildTaskCount() { + return mChildren.size(); + } + + /** + * 添加子任务到列表末尾 + * @param task 要添加的任务 + * @return 添加成功返回true，失败返回false + */ + public boolean addChildTask(Task task) { + boolean ret = false; + if (task != null && !mChildren.contains(task)) { + ret = mChildren.add(task); + if (ret) { + // 设置前兄弟任务和父列表 + task.setPriorSibling(mChildren.isEmpty() ? null : mChildren + .get(mChildren.size() - 1)); + task.setParent(this); + } + } + return ret; + } + + /** + * 在指定索引位置添加子任务 + * @param task 要添加的任务 + * @param index 要插入的索引位置 + * @return 添加成功返回true，失败返回false + */ + public boolean addChildTask(Task task, int index) { + if (index < 0 || index > mChildren.size()) { + Log.e(TAG, "add child task: invalid index"); + return false; + } + + int pos = mChildren.indexOf(task); + if (task != null && pos == -1) { + mChildren.add(index, task); + + // 更新任务列表的前后兄弟关系 + Task preTask = null; + Task afterTask = null; + if (index != 0) + preTask = mChildren.get(index - 1); + if (index != mChildren.size() - 1) + afterTask = mChildren.get(index + 1); + + task.setPriorSibling(preTask); + if (afterTask != null) + afterTask.setPriorSibling(task); + } + + return true; + } + + /** + * 从列表中移除子任务 + * @param task 要移除的任务 + * @return 移除成功返回true，失败返回false + */ + public boolean removeChildTask(Task task) { + boolean ret = false; + int index = mChildren.indexOf(task); + if (index != -1) { + ret = mChildren.remove(task); + + if (ret) { + // 重置任务的前兄弟任务和父列表 + task.setPriorSibling(null); + task.setParent(null); + + // 更新任务列表的前兄弟关系 + if (index != mChildren.size()) { + mChildren.get(index).setPriorSibling( + index == 0 ? null : mChildren.get(index - 1)); + } + } + } + return ret; + } + + /** + * 移动子任务到指定索引位置 + * @param task 要移动的任务 + * @param index 目标索引位置 + * @return 移动成功返回true，失败返回false + */ + public boolean moveChildTask(Task task, int index) { + + if (index < 0 || index >= mChildren.size()) { + Log.e(TAG, "move child task: invalid index"); + return false; + } + + int pos = mChildren.indexOf(task); + if (pos == -1) { + Log.e(TAG, "move child task: the task should in the list"); + return false; + } + + if (pos == index) + return true; + return (removeChildTask(task) && addChildTask(task, index)); + } + + /** + * 根据Google Task ID查找子任务 + * @param gid Google Task的全局唯一标识 + * @return 找到的任务对象，未找到返回null + */ + public Task findChildTaskByGid(String gid) { + for (int i = 0; i < mChildren.size(); i++) { + Task t = mChildren.get(i); + if (t.getGid().equals(gid)) { + return t; + } + } + return null; + } + + /** + * 获取子任务在列表中的索引位置 + * @param task 要查找的任务 + * @return 任务在列表中的索引，不存在返回-1 + */ + public int getChildTaskIndex(Task task) { + return mChildren.indexOf(task); + } + + /** + * 根据索引获取子任务 + * @param index 子任务索引 + * @return 指定索引位置的子任务，索引无效返回null + */ + public Task getChildTaskByIndex(int index) { + if (index < 0 || index >= mChildren.size()) { + Log.e(TAG, "getTaskByIndex: invalid index"); + return null; + } + return mChildren.get(index); + } + + /** + * 根据Google Task ID获取子任务（方法名有拼写错误） + * @param gid Google Task的全局唯一标识 + * @return 找到的任务对象，未找到返回null + */ + public Task getChilTaskByGid(String gid) { + for (Task task : mChildren) { + if (task.getGid().equals(gid)) + return task; + } + return null; + } + + /** + * 获取所有子任务的列表 + * @return 子任务列表的ArrayList + */ + public ArrayList getChildTaskList() { + return this.mChildren; + } + + /** + * 设置任务列表索引 + * @param index 索引值 + */ + public void setIndex(int index) { + this.mIndex = index; + } + + /** + * 获取任务列表索引 + * @return 索引值 + */ + public int getIndex() { + return this.mIndex; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/exception/ActionFailureException.java b/src/net/micode/notes/gtask/exception/ActionFailureException.java new file mode 100644 index 0000000..1e415ce --- /dev/null +++ b/src/net/micode/notes/gtask/exception/ActionFailureException.java @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.exception; + +/** + * ActionFailureException 类 - 动作失败异常 + * + * 功能：表示在Google Tasks同步过程中操作失败的自定义运行时异常 + * 继承自RuntimeException，用于在同步过程中发生不可恢复错误时抛出 + * 用于处理JSON操作失败、网络请求失败、数据转换失败等场景 + */ +public class ActionFailureException extends RuntimeException { + // 序列化版本UID，用于对象序列化/反序列化的版本控制 + private static final long serialVersionUID = 4425249765923293627L; + + /** + * 默认构造函数，创建没有详细消息的异常 + */ + public ActionFailureException() { + super(); + } + + /** + * 构造函数，创建带有详细消息的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + */ + public ActionFailureException(String paramString) { + super(paramString); + } + + /** + * 构造函数，创建带有详细消息和原因的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + * @param paramThrowable 异常的根本原因（嵌套异常） + */ + public ActionFailureException(String paramString, Throwable paramThrowable) { + super(paramString, paramThrowable); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/exception/NetworkFailureException.java b/src/net/micode/notes/gtask/exception/NetworkFailureException.java new file mode 100644 index 0000000..e8af398 --- /dev/null +++ b/src/net/micode/notes/gtask/exception/NetworkFailureException.java @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.exception; + +/** + * NetworkFailureException 类 - 网络故障异常 + * + * 功能：表示在Google Tasks同步过程中因网络问题导致操作失败的自定义异常 + * 继承自Exception（受检异常），用于需要显式处理的网络相关错误 + * 适用于网络连接失败、超时、服务器不可达等场景，要求调用者必须处理此异常 + */ +public class NetworkFailureException extends Exception { + // 序列化版本UID，用于对象序列化/反序列化的版本控制 + private static final long serialVersionUID = 2107610287180234136L; + + /** + * 默认构造函数，创建没有详细消息的异常 + */ + public NetworkFailureException() { + super(); + } + + /** + * 构造函数，创建带有详细消息的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + */ + public NetworkFailureException(String paramString) { + super(paramString); + } + + /** + * 构造函数，创建带有详细消息和原因的异常 + * @param paramString 异常详细信息，用于调试和日志记录 + * @param paramThrowable 异常的根本原因（嵌套异常） + */ + public NetworkFailureException(String paramString, Throwable paramThrowable) { + super(paramString, paramThrowable); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/remote/GTaskASyncTask.java b/src/net/micode/notes/gtask/remote/GTaskASyncTask.java new file mode 100644 index 0000000..744dc52 --- /dev/null +++ b/src/net/micode/notes/gtask/remote/GTaskASyncTask.java @@ -0,0 +1,179 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Notification; +import android.app.NotificationManager; +import android.app.PendingIntent; +import android.content.Context; +import android.content.Intent; +import android.os.AsyncTask; + +import net.micode.notes.R; +import net.micode.notes.ui.NotesListActivity; +import net.micode.notes.ui.NotesPreferenceActivity; + +/** + * GTaskASyncTask 类 - Google Tasks同步异步任务类 + * + * 功能：在后台执行Google Tasks同步操作的AsyncTask实现 + * 继承自AsyncTask，负责处理同步过程的通知显示、进度更新和结果处理 + * 与GTaskManager协作，提供同步的取消功能和进度通知 + */ +public class GTaskASyncTask extends AsyncTask { + + // 同步通知的ID，用于标识和管理通知 + private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; + + /** + * 同步完成监听器接口 + * 定义同步完成后的回调方法 + */ + public interface OnCompleteListener { + /** + * 同步完成时调用的方法 + */ + void onComplete(); + } + + private Context mContext; // Android上下文 + private NotificationManager mNotifiManager; // 通知管理器，用于显示同步通知 + private GTaskManager mTaskManager; // Google Tasks管理器，执行具体同步操作 + private OnCompleteListener mOnCompleteListener; // 同步完成监听器 + + /** + * 构造函数 + * @param context Android上下文 + * @param listener 同步完成监听器 + */ + public GTaskASyncTask(Context context, OnCompleteListener listener) { + mContext = context; + mOnCompleteListener = listener; + mNotifiManager = (NotificationManager) mContext + .getSystemService(Context.NOTIFICATION_SERVICE); + mTaskManager = GTaskManager.getInstance(); + } + + /** + * 取消同步操作 + */ + public void cancelSync() { + mTaskManager.cancelSync(); + } + + /** + * 发布同步进度 + * @param message 进度消息 + */ + public void publishProgess(String message) { + publishProgress(new String[] { + message + }); + } + + /** + * 显示同步通知 + * @param tickerId 通知标题资源ID + * @param content 通知内容 + */ + private void showNotification(int tickerId, String content) { + PendingIntent pendingIntent; + // 根据同步状态设置不同的点击意图 + if (tickerId != R.string.ticker_success) { + // 同步失败或进行中，点击跳转到设置页面 + pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, + NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE); + } else { + // 同步成功，点击跳转到便签列表页面 + pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, + NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE); + } + // 构建通知（使用兼容性方式） + Notification.Builder builder = new Notification.Builder(mContext) + .setAutoCancel(true) + .setContentTitle(mContext.getString(R.string.app_name)) + .setContentText(content) + .setContentIntent(pendingIntent) + .setWhen(System.currentTimeMillis()) + .setOngoing(true); + Notification notification=builder.getNotification(); + // 显示通知 + mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); + } + + /** + * 后台执行同步任务 + * @param unused 无参数 + * @return 同步结果状态码 + */ + @Override + protected Integer doInBackground(Void... unused) { + // 发布登录进度 + publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity + .getSyncAccountName(mContext))); + // 执行同步操作 + return mTaskManager.sync(mContext, this); + } + + /** + * 更新同步进度（在主线程执行） + * @param progress 进度消息数组 + */ + @Override + protected void onProgressUpdate(String... progress) { + // 显示同步中的通知 + showNotification(R.string.ticker_syncing, progress[0]); + // 如果是通过服务调用的，发送广播通知进度 + if (mContext instanceof GTaskSyncService) { + ((GTaskSyncService) mContext).sendBroadcast(progress[0]); + } + } + + /** + * 同步完成后执行（在主线程执行） + * @param result 同步结果状态码 + */ + @Override + protected void onPostExecute(Integer result) { + // 根据同步结果显示相应的通知 + if (result == GTaskManager.STATE_SUCCESS) { + // 同步成功 + showNotification(R.string.ticker_success, mContext.getString( + R.string.success_sync_account, mTaskManager.getSyncAccount())); + // 记录最后同步时间 + NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); + } else if (result == GTaskManager.STATE_NETWORK_ERROR) { + // 网络错误 + showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); + } else if (result == GTaskManager.STATE_INTERNAL_ERROR) { + // 内部错误 + showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal)); + } else if (result == GTaskManager.STATE_SYNC_CANCELLED) { + // 同步被取消 + showNotification(R.string.ticker_cancel, mContext + .getString(R.string.error_sync_cancelled)); + } + // 执行完成回调（在新线程中执行，避免阻塞主线程） + if (mOnCompleteListener != null) { + new Thread(new Runnable() { + public void run() { + mOnCompleteListener.onComplete(); + } + }).start(); + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/remote/GTaskClient.java b/src/net/micode/notes/gtask/remote/GTaskClient.java new file mode 100644 index 0000000..ec31ce4 --- /dev/null +++ b/src/net/micode/notes/gtask/remote/GTaskClient.java @@ -0,0 +1,672 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.accounts.Account; +import android.accounts.AccountManager; +import android.accounts.AccountManagerFuture; +import android.app.Activity; +import android.os.Bundle; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.gtask.data.Node; +import net.micode.notes.gtask.data.Task; +import net.micode.notes.gtask.data.TaskList; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.gtask.exception.NetworkFailureException; +import net.micode.notes.tool.GTaskStringUtils; +import net.micode.notes.ui.NotesPreferenceActivity; + +import org.apache.http.HttpEntity; +import org.apache.http.HttpResponse; +import org.apache.http.client.ClientProtocolException; +import org.apache.http.client.entity.UrlEncodedFormEntity; +import org.apache.http.client.methods.HttpGet; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.cookie.Cookie; +import org.apache.http.impl.client.BasicCookieStore; +import org.apache.http.impl.client.DefaultHttpClient; +import org.apache.http.message.BasicNameValuePair; +import org.apache.http.params.BasicHttpParams; +import org.apache.http.params.HttpConnectionParams; +import org.apache.http.params.HttpParams; +import org.apache.http.params.HttpProtocolParams; +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.util.LinkedList; +import java.util.List; +import java.util.zip.GZIPInputStream; +import java.util.zip.Inflater; +import java.util.zip.InflaterInputStream; + +/** + * GTask客户端类，用于与Google Tasks API进行交互 + * 提供登录、任务创建、更新、删除、移动等操作功能 + */ +public class GTaskClient { + private static final String TAG = GTaskClient.class.getSimpleName(); // 日志标签 + + // Google Tasks API的URL地址 + private static final String GTASK_URL = "https://mail.google.com/tasks/"; + private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; + private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig"; + + private static GTaskClient mInstance = null; // 单例实例 + + private DefaultHttpClient mHttpClient; // HTTP客户端 + private String mGetUrl; // GET请求URL + private String mPostUrl; // POST请求URL + private long mClientVersion; // 客户端版本 + private boolean mLoggedin; // 登录状态 + private long mLastLoginTime; // 最后登录时间 + private int mActionId; // 动作ID计数器 + private Account mAccount; // Google账户 + private JSONArray mUpdateArray; // 待提交的更新操作数组 + + /** + * 私有构造函数，初始化成员变量 + */ + private GTaskClient() { + mHttpClient = null; + mGetUrl = GTASK_GET_URL; + mPostUrl = GTASK_POST_URL; + mClientVersion = -1; + mLoggedin = false; + mLastLoginTime = 0; + mActionId = 1; + mAccount = null; + mUpdateArray = null; + } + + /** + * 获取GTaskClient单例实例 + * @return GTaskClient单例 + */ + public static synchronized GTaskClient getInstance() { + if (mInstance == null) { + mInstance = new GTaskClient(); + } + return mInstance; + } + + /** + * 登录到Google Tasks服务 + * @param activity 当前Activity + * @return 登录是否成功 + */ + public boolean login(Activity activity) { + // 检查Cookie是否过期（5分钟） + final long interval = 1000 * 60 * 5; + if (mLastLoginTime + interval < System.currentTimeMillis()) { + mLoggedin = false; + } + + // 检查账户是否已切换 + if (mLoggedin + && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity + .getSyncAccountName(activity))) { + mLoggedin = false; + } + + if (mLoggedin) { + Log.d(TAG, "already logged in"); + return true; + } + + mLastLoginTime = System.currentTimeMillis(); + String authToken = loginGoogleAccount(activity, false); + if (authToken == null) { + Log.e(TAG, "login google account failed"); + return false; + } + + // 如果是自定义域名，尝试使用自定义URL登录 + if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase() + .endsWith("googlemail.com"))) { + StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); + int index = mAccount.name.indexOf('@') + 1; + String suffix = mAccount.name.substring(index); + url.append(suffix + "/"); + mGetUrl = url.toString() + "ig"; + mPostUrl = url.toString() + "r/ig"; + + if (tryToLoginGtask(activity, authToken)) { + mLoggedin = true; + } + } + + // 如果自定义域名登录失败，尝试使用Google官方URL登录 + if (!mLoggedin) { + mGetUrl = GTASK_GET_URL; + mPostUrl = GTASK_POST_URL; + if (!tryToLoginGtask(activity, authToken)) { + return false; + } + } + + mLoggedin = true; + return true; + } + + /** + * 登录Google账户并获取授权令牌 + * @param activity 当前Activity + * @param invalidateToken 是否使旧令牌失效 + * @return 授权令牌，失败返回null + */ + private String loginGoogleAccount(Activity activity, boolean invalidateToken) { + String authToken; + AccountManager accountManager = AccountManager.get(activity); + Account[] accounts = accountManager.getAccountsByType("com.google"); + + if (accounts.length == 0) { + Log.e(TAG, "there is no available google account"); + return null; + } + + String accountName = NotesPreferenceActivity.getSyncAccountName(activity); + Account account = null; + for (Account a : accounts) { + if (a.name.equals(accountName)) { + account = a; + break; + } + } + if (account != null) { + mAccount = account; + } else { + Log.e(TAG, "unable to get an account with the same name in the settings"); + return null; + } + + // 获取授权令牌 + AccountManagerFuture accountManagerFuture = accountManager.getAuthToken(account, + "goanna_mobile", null, activity, null, null); + try { + Bundle authTokenBundle = accountManagerFuture.getResult(); + authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); + if (invalidateToken) { + accountManager.invalidateAuthToken("com.google", authToken); + loginGoogleAccount(activity, false); + } + } catch (Exception e) { + Log.e(TAG, "get auth token failed"); + authToken = null; + } + + return authToken; + } + + /** + * 尝试登录Google Tasks服务 + * @param activity 当前Activity + * @param authToken 授权令牌 + * @return 登录是否成功 + */ + private boolean tryToLoginGtask(Activity activity, String authToken) { + if (!loginGtask(authToken)) { + // 令牌可能过期，尝试刷新令牌后重新登录 + authToken = loginGoogleAccount(activity, true); + if (authToken == null) { + Log.e(TAG, "login google account failed"); + return false; + } + + if (!loginGtask(authToken)) { + Log.e(TAG, "login gtask failed"); + return false; + } + } + return true; + } + + /** + * 使用授权令牌登录Google Tasks服务 + * @param authToken 授权令牌 + * @return 登录是否成功 + */ + private boolean loginGtask(String authToken) { + int timeoutConnection = 10000; + int timeoutSocket = 15000; + HttpParams httpParameters = new BasicHttpParams(); + HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); + HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); + mHttpClient = new DefaultHttpClient(httpParameters); + BasicCookieStore localBasicCookieStore = new BasicCookieStore(); + mHttpClient.setCookieStore(localBasicCookieStore); + HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); + + // 登录Google Tasks + try { + String loginUrl = mGetUrl + "?auth=" + authToken; + HttpGet httpGet = new HttpGet(loginUrl); + HttpResponse response = null; + response = mHttpClient.execute(httpGet); + + // 获取Cookie + List cookies = mHttpClient.getCookieStore().getCookies(); + boolean hasAuthCookie = false; + for (Cookie cookie : cookies) { + if (cookie.getName().contains("GTL")) { + hasAuthCookie = true; + } + } + if (!hasAuthCookie) { + Log.w(TAG, "it seems that there is no auth cookie"); + } + + // 获取客户端版本 + String resString = getResponseContent(response.getEntity()); + String jsBegin = "_setup("; + String jsEnd = ")}"; + int begin = resString.indexOf(jsBegin); + int end = resString.lastIndexOf(jsEnd); + String jsString = null; + if (begin != -1 && end != -1 && begin < end) { + jsString = resString.substring(begin + jsBegin.length(), end); + } + JSONObject js = new JSONObject(jsString); + mClientVersion = js.getLong("v"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return false; + } catch (Exception e) { + Log.e(TAG, "httpget gtask_url failed"); + return false; + } + + return true; + } + + /** + * 获取下一个动作ID + * @return 动作ID + */ + private int getActionId() { + return mActionId++; + } + + /** + * 创建HTTP POST请求对象 + * @return 配置好的HttpPost对象 + */ + private HttpPost createHttpPost() { + HttpPost httpPost = new HttpPost(mPostUrl); + httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); + httpPost.setHeader("AT", "1"); + return httpPost; + } + + /** + * 从HTTP响应实体中提取内容 + * @param entity HTTP响应实体 + * @return 响应内容字符串 + * @throws IOException 读取失败时抛出 + */ + private String getResponseContent(HttpEntity entity) throws IOException { + String contentEncoding = null; + if (entity.getContentEncoding() != null) { + contentEncoding = entity.getContentEncoding().getValue(); + Log.d(TAG, "encoding: " + contentEncoding); + } + + InputStream input = entity.getContent(); + if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { + input = new GZIPInputStream(entity.getContent()); + } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { + Inflater inflater = new Inflater(true); + input = new InflaterInputStream(entity.getContent(), inflater); + } + + try { + InputStreamReader isr = new InputStreamReader(input); + BufferedReader br = new BufferedReader(isr); + StringBuilder sb = new StringBuilder(); + + while (true) { + String buff = br.readLine(); + if (buff == null) { + return sb.toString(); + } + sb = sb.append(buff); + } + } finally { + input.close(); + } + } + + /** + * 发送POST请求到Google Tasks API + * @param js 要发送的JSON对象 + * @return 响应JSON对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private JSONObject postRequest(JSONObject js) throws NetworkFailureException { + if (!mLoggedin) { + Log.e(TAG, "please login first"); + throw new ActionFailureException("not logged in"); + } + + HttpPost httpPost = createHttpPost(); + try { + LinkedList list = new LinkedList(); + list.add(new BasicNameValuePair("r", js.toString())); + UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); + httpPost.setEntity(entity); + + // 执行POST请求 + HttpResponse response = mHttpClient.execute(httpPost); + String jsString = getResponseContent(response.getEntity()); + return new JSONObject(jsString); + + } catch (ClientProtocolException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("postRequest failed"); + } catch (IOException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("postRequest failed"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("unable to convert response content to jsonobject"); + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("error occurs when posting request"); + } + } + + /** + * 创建新任务 + * @param task 要创建的任务对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void createTask(Task task) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加动作列表 + actionList.put(task.getCreateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + // 发送请求 + JSONObject jsResponse = postRequest(jsPost); + JSONObject jsResult = (JSONObject) jsResponse.getJSONArray( + GTaskStringUtils.GTASK_JSON_RESULTS).get(0); + task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("create task: handing jsonobject failed"); + } + } + + /** + * 创建新任务列表 + * @param tasklist 要创建的任务列表对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void createTaskList(TaskList tasklist) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加动作列表 + actionList.put(tasklist.getCreateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + // 发送请求 + JSONObject jsResponse = postRequest(jsPost); + JSONObject jsResult = (JSONObject) jsResponse.getJSONArray( + GTaskStringUtils.GTASK_JSON_RESULTS).get(0); + tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("create tasklist: handing jsonobject failed"); + } + } + + /** + * 提交所有待处理的更新操作 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void commitUpdate() throws NetworkFailureException { + if (mUpdateArray != null) { + try { + JSONObject jsPost = new JSONObject(); + + // 添加动作列表 + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + mUpdateArray = null; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("commit update: handing jsonobject failed"); + } + } + } + + /** + * 添加节点更新操作到待提交队列 + * @param node 要更新的节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void addUpdateNode(Node node) throws NetworkFailureException { + if (node != null) { + // 如果更新项太多（超过10个），先提交一次 + if (mUpdateArray != null && mUpdateArray.length() > 10) { + commitUpdate(); + } + + if (mUpdateArray == null) + mUpdateArray = new JSONArray(); + mUpdateArray.put(node.getUpdateAction(getActionId())); + } + } + + /** + * 移动任务到不同的任务列表或同一列表中的不同位置 + * @param task 要移动的任务 + * @param preParent 原父任务列表 + * @param curParent 目标父任务列表 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void moveTask(Task task, TaskList preParent, TaskList curParent) + throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + JSONObject action = new JSONObject(); + + // 构建移动动作 + action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE); + action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); + action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); + if (preParent == curParent && task.getPriorSibling() != null) { + // 只有同一任务列表内移动且不是第一个时，才需要前驱兄弟ID + action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling()); + } + action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); + action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); + if (preParent != curParent) { + // 只有在不同任务列表间移动时才需要目标列表ID + action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid()); + } + actionList.put(action); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("move task: handing jsonobject failed"); + } + } + + /** + * 删除节点 + * @param node 要删除的节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public void deleteNode(Node node) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + + // 添加删除动作 + node.setDeleted(true); + actionList.put(node.getUpdateAction(getActionId())); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + postRequest(jsPost); + mUpdateArray = null; + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("delete node: handing jsonobject failed"); + } + } + + /** + * 获取所有任务列表 + * @return 任务列表的JSON数组 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public JSONArray getTaskLists() throws NetworkFailureException { + if (!mLoggedin) { + Log.e(TAG, "please login first"); + throw new ActionFailureException("not logged in"); + } + + try { + HttpGet httpGet = new HttpGet(mGetUrl); + HttpResponse response = null; + response = mHttpClient.execute(httpGet); + + // 解析响应，提取任务列表数据 + String resString = getResponseContent(response.getEntity()); + String jsBegin = "_setup("; + String jsEnd = ")}"; + int begin = resString.indexOf(jsBegin); + int end = resString.lastIndexOf(jsEnd); + String jsString = null; + if (begin != -1 && end != -1 && begin < end) { + jsString = resString.substring(begin + jsBegin.length(), end); + } + JSONObject js = new JSONObject(jsString); + return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); + } catch (ClientProtocolException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("gettasklists: httpget failed"); + } catch (IOException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new NetworkFailureException("gettasklists: httpget failed"); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("get task lists: handing jasonobject failed"); + } + } + + /** + * 获取指定任务列表的所有任务 + * @param listGid 任务列表的全局ID + * @return 任务的JSON数组 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + public JSONArray getTaskList(String listGid) throws NetworkFailureException { + commitUpdate(); + try { + JSONObject jsPost = new JSONObject(); + JSONArray actionList = new JSONArray(); + JSONObject action = new JSONObject(); + + // 构建获取所有任务的动作 + action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, + GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); + action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); + action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); + action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); + actionList.put(action); + jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); + + // 添加客户端版本 + jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); + + JSONObject jsResponse = postRequest(jsPost); + return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("get task list: handing jsonobject failed"); + } + } + + /** + * 获取当前同步账户 + * @return Google账户对象 + */ + public Account getSyncAccount() { + return mAccount; + } + + /** + * 重置更新数组 + */ + public void resetUpdateArray() { + mUpdateArray = null; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/remote/GTaskManager.java b/src/net/micode/notes/gtask/remote/GTaskManager.java new file mode 100644 index 0000000..19451b9 --- /dev/null +++ b/src/net/micode/notes/gtask/remote/GTaskManager.java @@ -0,0 +1,885 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Activity; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.data.MetaData; +import net.micode.notes.gtask.data.Node; +import net.micode.notes.gtask.data.SqlNote; +import net.micode.notes.gtask.data.Task; +import net.micode.notes.gtask.data.TaskList; +import net.micode.notes.gtask.exception.ActionFailureException; +import net.micode.notes.gtask.exception.NetworkFailureException; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.GTaskStringUtils; + +import org.json.JSONArray; +import org.json.JSONException; +import org.json.JSONObject; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; +import java.util.Map; + +/** + * Google Tasks同步管理器 + * 负责协调本地笔记和Google Tasks之间的双向数据同步 + * 包括任务列表、任务和元数据的同步操作 + */ +public class GTaskManager { + private static final String TAG = GTaskManager.class.getSimpleName(); // 日志标签 + + // 同步状态常量 + public static final int STATE_SUCCESS = 0; // 同步成功 + public static final int STATE_NETWORK_ERROR = 1; // 网络错误 + public static final int STATE_INTERNAL_ERROR = 2; // 内部错误 + public static final int STATE_SYNC_IN_PROGRESS = 3; // 同步正在进行中 + public static final int STATE_SYNC_CANCELLED = 4; // 同步已取消 + + private static GTaskManager mInstance = null; // 单例实例 + + private Activity mActivity; // 当前Activity + private Context mContext; // 应用上下文 + private ContentResolver mContentResolver; // 内容解析器 + + private boolean mSyncing; // 同步进行标志 + private boolean mCancelled; // 同步取消标志 + + // 数据映射存储 + private HashMap mGTaskListHashMap; // Google任务列表映射（GID -> TaskList） + private HashMap mGTaskHashMap; // Google任务节点映射（GID -> Node） + private HashMap mMetaHashMap; // 元数据映射（相关GID -> MetaData） + private TaskList mMetaList; // 元数据任务列表 + + private HashSet mLocalDeleteIdMap; // 本地待删除ID集合 + private HashMap mGidToNid; // GID到本地ID的映射 + private HashMap mNidToGid; // 本地ID到GID的映射 + + /** + * 私有构造函数，初始化成员变量 + */ + private GTaskManager() { + mSyncing = false; + mCancelled = false; + mGTaskListHashMap = new HashMap(); + mGTaskHashMap = new HashMap(); + mMetaHashMap = new HashMap(); + mMetaList = null; + mLocalDeleteIdMap = new HashSet(); + mGidToNid = new HashMap(); + mNidToGid = new HashMap(); + } + + /** + * 获取GTaskManager单例实例 + * @return GTaskManager单例 + */ + public static synchronized GTaskManager getInstance() { + if (mInstance == null) { + mInstance = new GTaskManager(); + } + return mInstance; + } + + /** + * 设置Activity上下文，用于获取授权令牌 + * @param activity 当前Activity + */ + public synchronized void setActivityContext(Activity activity) { + mActivity = activity; + } + + /** + * 执行Google Tasks同步 + * @param context 应用上下文 + * @param asyncTask 异步任务对象，用于进度更新 + * @return 同步状态码 + */ + public int sync(Context context, GTaskASyncTask asyncTask) { + if (mSyncing) { + Log.d(TAG, "Sync is in progress"); + return STATE_SYNC_IN_PROGRESS; + } + mContext = context; + mContentResolver = mContext.getContentResolver(); + mSyncing = true; + mCancelled = false; + + // 清理旧数据 + mGTaskListHashMap.clear(); + mGTaskHashMap.clear(); + mMetaHashMap.clear(); + mLocalDeleteIdMap.clear(); + mGidToNid.clear(); + mNidToGid.clear(); + + try { + GTaskClient client = GTaskClient.getInstance(); + client.resetUpdateArray(); + + // 登录Google Tasks + if (!mCancelled) { + if (!client.login(mActivity)) { + throw new NetworkFailureException("login google task failed"); + } + } + + // 从Google获取任务列表 + asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list)); + initGTaskList(); + + // 执行内容同步 + asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing)); + syncContent(); + } catch (NetworkFailureException e) { + Log.e(TAG, e.toString()); + return STATE_NETWORK_ERROR; + } catch (ActionFailureException e) { + Log.e(TAG, e.toString()); + return STATE_INTERNAL_ERROR; + } catch (Exception e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + return STATE_INTERNAL_ERROR; + } finally { + // 清理数据，无论成功与否 + mGTaskListHashMap.clear(); + mGTaskHashMap.clear(); + mMetaHashMap.clear(); + mLocalDeleteIdMap.clear(); + mGidToNid.clear(); + mNidToGid.clear(); + mSyncing = false; + } + + return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS; + } + + /** + * 初始化Google任务列表数据 + * 从Google Tasks获取所有任务列表和任务，构建本地数据结构 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void initGTaskList() throws NetworkFailureException { + if (mCancelled) + return; + GTaskClient client = GTaskClient.getInstance(); + try { + JSONArray jsTaskLists = client.getTaskLists(); + + // 首先初始化元数据列表 + mMetaList = null; + for (int i = 0; i < jsTaskLists.length(); i++) { + JSONObject object = jsTaskLists.getJSONObject(i); + String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); + + // 查找元数据文件夹 + if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) { + mMetaList = new TaskList(); + mMetaList.setContentByRemoteJSON(object); + + // 加载元数据任务 + JSONArray jsMetas = client.getTaskList(gid); + for (int j = 0; j < jsMetas.length(); j++) { + object = (JSONObject) jsMetas.getJSONObject(j); + MetaData metaData = new MetaData(); + metaData.setContentByRemoteJSON(object); + if (metaData.isWorthSaving()) { + mMetaList.addChildTask(metaData); + if (metaData.getGid() != null) { + mMetaHashMap.put(metaData.getRelatedGid(), metaData); + } + } + } + } + } + + // 如果元数据列表不存在，则创建 + if (mMetaList == null) { + mMetaList = new TaskList(); + mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_META); + GTaskClient.getInstance().createTaskList(mMetaList); + } + + // 初始化任务列表 + for (int i = 0; i < jsTaskLists.length(); i++) { + JSONObject object = jsTaskLists.getJSONObject(i); + String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); + + // 只处理MIUI前缀的文件夹（排除元数据文件夹） + if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX) + && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_META)) { + TaskList tasklist = new TaskList(); + tasklist.setContentByRemoteJSON(object); + mGTaskListHashMap.put(gid, tasklist); + mGTaskHashMap.put(gid, tasklist); + + // 加载该任务列表下的任务 + JSONArray jsTasks = client.getTaskList(gid); + for (int j = 0; j < jsTasks.length(); j++) { + object = (JSONObject) jsTasks.getJSONObject(j); + gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); + Task task = new Task(); + task.setContentByRemoteJSON(object); + if (task.isWorthSaving()) { + task.setMetaInfo(mMetaHashMap.get(gid)); + tasklist.addChildTask(task); + mGTaskHashMap.put(gid, task); + } + } + } + } + } catch (JSONException e) { + Log.e(TAG, e.toString()); + e.printStackTrace(); + throw new ActionFailureException("initGTaskList: handing JSONObject failed"); + } + } + + /** + * 执行内容同步 + * 比较本地数据和Google Tasks数据，执行相应的同步操作 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void syncContent() throws NetworkFailureException { + int syncType; + Cursor c = null; + String gid; + Node node; + + mLocalDeleteIdMap.clear(); + + if (mCancelled) { + return; + } + + // 处理本地已删除的笔记（在回收站中的笔记） + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type<>? AND parent_id=?)", new String[] { + String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER) + }, null); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c); + } + + mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); + } + } else { + Log.w(TAG, "failed to query trash folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 首先同步文件夹 + syncFolder(); + + // 处理数据库中已存在的笔记 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type=? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_NOTE), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); + mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); + syncType = node.getSyncAction(c); + } else { + if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) { + // 本地新增的笔记 + syncType = Node.SYNC_ACTION_ADD_REMOTE; + } else { + // Google Tasks中已删除的笔记 + syncType = Node.SYNC_ACTION_DEL_LOCAL; + } + } + doContentSync(syncType, node, c); + } + } else { + Log.w(TAG, "failed to query existing note in database"); + } + + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理剩余的Google Tasks项（本地不存在但Google Tasks中存在的项） + Iterator> iter = mGTaskHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + node = entry.getValue(); + doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); + } + + // 检查是否被取消，逐项检查 + // 清理本地删除表 + if (!mCancelled) { + if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) { + throw new ActionFailureException("failed to batch-delete local deleted notes"); + } + } + + // 刷新本地同步ID + if (!mCancelled) { + GTaskClient.getInstance().commitUpdate(); + refreshLocalSyncId(); + } + + } + + /** + * 同步文件夹结构 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void syncFolder() throws NetworkFailureException { + Cursor c = null; + String gid; + Node node; + int syncType; + + if (mCancelled) { + return; + } + + // 同步根文件夹 + try { + c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null); + if (c != null) { + c.moveToNext(); + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER); + mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid); + // 对于系统文件夹，只有在必要时才更新远程名称 + if (!node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) + doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c); + } else { + doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c); + } + } else { + Log.w(TAG, "failed to query root folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 同步通话记录文件夹 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)", + new String[] { + String.valueOf(Notes.ID_CALL_RECORD_FOLDER) + }, null); + if (c != null) { + if (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER); + mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid); + // 对于系统文件夹，只有在必要时才更新远程名称 + if (!node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + + GTaskStringUtils.FOLDER_CALL_NOTE)) + doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c); + } else { + doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c); + } + } + } else { + Log.w(TAG, "failed to query call note folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理本地已存在的文件夹 + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type=? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + gid = c.getString(SqlNote.GTASK_ID_COLUMN); + node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); + mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); + syncType = node.getSyncAction(c); + } else { + if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) { + // 本地新增的文件夹 + syncType = Node.SYNC_ACTION_ADD_REMOTE; + } else { + // Google Tasks中已删除的文件夹 + syncType = Node.SYNC_ACTION_DEL_LOCAL; + } + } + doContentSync(syncType, node, c); + } + } else { + Log.w(TAG, "failed to query existing folder"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + + // 处理Google Tasks中新增的文件夹 + Iterator> iter = mGTaskListHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + gid = entry.getKey(); + node = entry.getValue(); + if (mGTaskHashMap.containsKey(gid)) { + mGTaskHashMap.remove(gid); + doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); + } + } + + if (!mCancelled) + GTaskClient.getInstance().commitUpdate(); + } + + /** + * 根据同步类型执行具体的同步操作 + * @param syncType 同步类型 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + MetaData meta; + switch (syncType) { + case Node.SYNC_ACTION_ADD_LOCAL: + // 在本地添加节点 + addLocalNode(node); + break; + case Node.SYNC_ACTION_ADD_REMOTE: + // 在Google Tasks添加节点 + addRemoteNode(node, c); + break; + case Node.SYNC_ACTION_DEL_LOCAL: + // 删除本地节点 + meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN)); + if (meta != null) { + GTaskClient.getInstance().deleteNode(meta); + } + mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); + break; + case Node.SYNC_ACTION_DEL_REMOTE: + // 删除Google Tasks节点 + meta = mMetaHashMap.get(node.getGid()); + if (meta != null) { + GTaskClient.getInstance().deleteNode(meta); + } + GTaskClient.getInstance().deleteNode(node); + break; + case Node.SYNC_ACTION_UPDATE_LOCAL: + // 更新本地节点 + updateLocalNode(node, c); + break; + case Node.SYNC_ACTION_UPDATE_REMOTE: + // 更新Google Tasks节点 + updateRemoteNode(node, c); + break; + case Node.SYNC_ACTION_UPDATE_CONFLICT: + // 冲突处理：目前简单使用本地更新 + updateRemoteNode(node, c); + break; + case Node.SYNC_ACTION_NONE: + // 无需同步 + break; + case Node.SYNC_ACTION_ERROR: + default: + throw new ActionFailureException("unkown sync action type"); + } + } + + /** + * 在本地数据库中添加Google Tasks节点 + * @param node Google Tasks节点 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void addLocalNode(Node node) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote; + if (node instanceof TaskList) { + // 处理文件夹节点 + if (node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) { + sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER); + } else if (node.getName().equals( + GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) { + sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER); + } else { + sqlNote = new SqlNote(mContext); + sqlNote.setContent(node.getLocalJSONFromContent()); + sqlNote.setParentId(Notes.ID_ROOT_FOLDER); + } + } else { + // 处理笔记节点 + sqlNote = new SqlNote(mContext); + JSONObject js = node.getLocalJSONFromContent(); + try { + // 检查笔记ID是否可用 + if (js.has(GTaskStringUtils.META_HEAD_NOTE)) { + JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); + if (note.has(NoteColumns.ID)) { + long id = note.getLong(NoteColumns.ID); + if (DataUtils.existInNoteDatabase(mContentResolver, id)) { + // ID不可用，需要创建新ID + note.remove(NoteColumns.ID); + } + } + } + + // 检查数据ID是否可用 + if (js.has(GTaskStringUtils.META_HEAD_DATA)) { + JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); + for (int i = 0; i < dataArray.length(); i++) { + JSONObject data = dataArray.getJSONObject(i); + if (data.has(DataColumns.ID)) { + long dataId = data.getLong(DataColumns.ID); + if (DataUtils.existInDataDatabase(mContentResolver, dataId)) { + // 数据ID不可用，需要创建新ID + data.remove(DataColumns.ID); + } + } + } + + } + } catch (JSONException e) { + Log.w(TAG, e.toString()); + e.printStackTrace(); + } + sqlNote.setContent(js); + + Long parentId = mGidToNid.get(((Task) node).getParent().getGid()); + if (parentId == null) { + Log.e(TAG, "cannot find task's parent id locally"); + throw new ActionFailureException("cannot add local node"); + } + sqlNote.setParentId(parentId.longValue()); + } + + // 创建本地节点 + sqlNote.setGtaskId(node.getGid()); + sqlNote.commit(false); + + // 更新GID-NID映射 + mGidToNid.put(node.getGid(), sqlNote.getId()); + mNidToGid.put(sqlNote.getId(), node.getGid()); + + // 更新元数据 + updateRemoteMeta(node.getGid(), sqlNote); + } + + /** + * 使用Google Tasks数据更新本地节点 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote; + // 更新本地笔记 + sqlNote = new SqlNote(mContext, c); + sqlNote.setContent(node.getLocalJSONFromContent()); + + Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid()) + : new Long(Notes.ID_ROOT_FOLDER); + if (parentId == null) { + Log.e(TAG, "cannot find task's parent id locally"); + throw new ActionFailureException("cannot update local node"); + } + sqlNote.setParentId(parentId.longValue()); + sqlNote.commit(true); + + // 更新元数据信息 + updateRemoteMeta(node.getGid(), sqlNote); + } + + /** + * 在Google Tasks中添加本地节点 + * @param node Google Tasks节点（可能为null） + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote = new SqlNote(mContext, c); + Node n; + + // 在Google Tasks中创建 + if (sqlNote.isNoteType()) { + // 创建任务 + Task task = new Task(); + task.setContentByLocalJSON(sqlNote.getContent()); + + String parentGid = mNidToGid.get(sqlNote.getParentId()); + if (parentGid == null) { + Log.e(TAG, "cannot find task's parent tasklist"); + throw new ActionFailureException("cannot add remote task"); + } + mGTaskListHashMap.get(parentGid).addChildTask(task); + + GTaskClient.getInstance().createTask(task); + n = (Node) task; + + // 添加元数据 + updateRemoteMeta(task.getGid(), sqlNote); + } else { + // 创建任务列表（文件夹） + TaskList tasklist = null; + + // 如果文件夹已存在，则跳过 + String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX; + if (sqlNote.getId() == Notes.ID_ROOT_FOLDER) + folderName += GTaskStringUtils.FOLDER_DEFAULT; + else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER) + folderName += GTaskStringUtils.FOLDER_CALL_NOTE; + else + folderName += sqlNote.getSnippet(); + + Iterator> iter = mGTaskListHashMap.entrySet().iterator(); + while (iter.hasNext()) { + Map.Entry entry = iter.next(); + String gid = entry.getKey(); + TaskList list = entry.getValue(); + + if (list.getName().equals(folderName)) { + tasklist = list; + if (mGTaskHashMap.containsKey(gid)) { + mGTaskHashMap.remove(gid); + } + break; + } + } + + // 没有匹配项，现在创建 + if (tasklist == null) { + tasklist = new TaskList(); + tasklist.setContentByLocalJSON(sqlNote.getContent()); + GTaskClient.getInstance().createTaskList(tasklist); + mGTaskListHashMap.put(tasklist.getGid(), tasklist); + } + n = (Node) tasklist; + } + + // 更新本地笔记 + sqlNote.setGtaskId(n.getGid()); + sqlNote.commit(false); + sqlNote.resetLocalModified(); + sqlNote.commit(true); + + // 更新GID-ID映射 + mGidToNid.put(n.getGid(), sqlNote.getId()); + mNidToGid.put(sqlNote.getId(), n.getGid()); + } + + /** + * 使用本地数据更新Google Tasks节点 + * @param node Google Tasks节点 + * @param c 本地数据库游标 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException { + if (mCancelled) { + return; + } + + SqlNote sqlNote = new SqlNote(mContext, c); + + // 更新Google Tasks + node.setContentByLocalJSON(sqlNote.getContent()); + GTaskClient.getInstance().addUpdateNode(node); + + // 更新元数据 + updateRemoteMeta(node.getGid(), sqlNote); + + // 如果需要，移动任务 + if (sqlNote.isNoteType()) { + Task task = (Task) node; + TaskList preParentList = task.getParent(); + + String curParentGid = mNidToGid.get(sqlNote.getParentId()); + if (curParentGid == null) { + Log.e(TAG, "cannot find task's parent tasklist"); + throw new ActionFailureException("cannot update remote task"); + } + TaskList curParentList = mGTaskListHashMap.get(curParentGid); + + if (preParentList != curParentList) { + preParentList.removeChildTask(task); + curParentList.addChildTask(task); + GTaskClient.getInstance().moveTask(task, preParentList, curParentList); + } + } + + // 清除本地修改标志 + sqlNote.resetLocalModified(); + sqlNote.commit(true); + } + + /** + * 更新远程元数据 + * @param gid Google Tasks ID + * @param sqlNote 本地笔记对象 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException { + if (sqlNote != null && sqlNote.isNoteType()) { + MetaData metaData = mMetaHashMap.get(gid); + if (metaData != null) { + metaData.setMeta(gid, sqlNote.getContent()); + GTaskClient.getInstance().addUpdateNode(metaData); + } else { + metaData = new MetaData(); + metaData.setMeta(gid, sqlNote.getContent()); + mMetaList.addChildTask(metaData); + mMetaHashMap.put(gid, metaData); + GTaskClient.getInstance().createTask(metaData); + } + } + } + + /** + * 刷新本地同步ID + * 从Google Tasks获取最新的修改时间，更新到本地数据库 + * @throws NetworkFailureException 网络请求失败时抛出 + */ + private void refreshLocalSyncId() throws NetworkFailureException { + if (mCancelled) { + return; + } + + // 获取最新的Google Tasks列表 + mGTaskHashMap.clear(); + mGTaskListHashMap.clear(); + mMetaHashMap.clear(); + initGTaskList(); + + Cursor c = null; + try { + c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, + "(type<>? AND parent_id<>?)", new String[] { + String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER) + }, NoteColumns.TYPE + " DESC"); + if (c != null) { + while (c.moveToNext()) { + String gid = c.getString(SqlNote.GTASK_ID_COLUMN); + Node node = mGTaskHashMap.get(gid); + if (node != null) { + mGTaskHashMap.remove(gid); + ContentValues values = new ContentValues(); + values.put(NoteColumns.SYNC_ID, node.getLastModified()); + mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + c.getLong(SqlNote.ID_COLUMN)), values, null, null); + } else { + Log.e(TAG, "something is missed"); + throw new ActionFailureException( + "some local items don't have gid after sync"); + } + } + } else { + Log.w(TAG, "failed to query local note to refresh sync id"); + } + } finally { + if (c != null) { + c.close(); + c = null; + } + } + } + + /** + * 获取同步账户名称 + * @return 同步账户名称 + */ + public String getSyncAccount() { + return GTaskClient.getInstance().getSyncAccount().name; + } + + /** + * 取消同步 + */ + public void cancelSync() { + mCancelled = true; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/gtask/remote/GTaskSyncService.java b/src/net/micode/notes/gtask/remote/GTaskSyncService.java new file mode 100644 index 0000000..536ce55 --- /dev/null +++ b/src/net/micode/notes/gtask/remote/GTaskSyncService.java @@ -0,0 +1,140 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.gtask.remote; + +import android.app.Activity; +import android.app.Service; +import android.content.Context; +import android.content.Intent; +import android.os.Bundle; +import android.os.IBinder; + +/** + * GTaskSyncService - Google Tasks同步服务 + */ +public class GTaskSyncService extends Service { + public final static String ACTION_STRING_NAME = "sync_action_type"; + public final static int ACTION_START_SYNC = 0; + public final static int ACTION_CANCEL_SYNC = 1; + public final static int ACTION_INVALID = 2; + + public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service"; + public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing"; + public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg"; + + private static GTaskASyncTask mSyncTask = null; + private static String mSyncProgress = ""; + + /** + * 开始同步操作 + */ + private void startSync() { + if (mSyncTask == null) { + mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() { + public void onComplete() { + mSyncTask = null; + sendBroadcast(""); + stopSelf(); + } + }); + sendBroadcast(""); + mSyncTask.execute(); + } + } + + /** + * 取消同步操作 + */ + private void cancelSync() { + if (mSyncTask != null) { + mSyncTask.cancelSync(); + } + } + + @Override + public void onCreate() { + mSyncTask = null; + } + + @Override + public int onStartCommand(Intent intent, int flags, int startId) { + Bundle bundle = intent.getExtras(); + if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) { + switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) { + case ACTION_START_SYNC: + startSync(); + break; + case ACTION_CANCEL_SYNC: + cancelSync(); + break; + default: + break; + } + return START_STICKY; + } + return super.onStartCommand(intent, flags, startId); + } + + @Override + public void onLowMemory() { + if (mSyncTask != null) { + mSyncTask.cancelSync(); + } + } + + public IBinder onBind(Intent intent) { + return null; + } + + /** + * 发送同步状态广播 + */ + public void sendBroadcast(String msg) { + mSyncProgress = msg; + Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); + intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); + intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg); + sendBroadcast(intent); + } + + /** + * 启动同步服务 + */ + public static void startSync(Activity activity) { + GTaskManager.getInstance().setActivityContext(activity); + Intent intent = new Intent(activity, GTaskSyncService.class); + intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC); + activity.startService(intent); + } + + /** + * 取消同步服务 + */ + public static void cancelSync(Context context) { + Intent intent = new Intent(context, GTaskSyncService.class); + intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC); + context.startService(intent); + } + + public static boolean isSyncing() { + return mSyncTask != null; + } + + public static String getProgressString() { + return mSyncProgress; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/model/Note.java b/src/net/micode/notes/model/Note.java new file mode 100644 index 0000000..0bc03c9 --- /dev/null +++ b/src/net/micode/notes/model/Note.java @@ -0,0 +1,283 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.micode.notes.model; + +import android.content.ContentProviderOperation; +import android.content.ContentProviderResult; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.content.OperationApplicationException; +import android.net.Uri; +import android.os.RemoteException; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.TextNote; + +import java.util.ArrayList; + +/** + * Note - 便签数据模型管理类 + * 负责便签数据的创建、更新和同步操作 + */ +public class Note { + private ContentValues mNoteDiffValues; + private NoteData mNoteData; + private static final String TAG = "Note"; + + /** + * 在数据库中创建新便签并返回其ID + */ + public static synchronized long getNewNoteId(Context context, long folderId) { + ContentValues values = new ContentValues(); + long createdTime = System.currentTimeMillis(); + values.put(NoteColumns.CREATED_DATE, createdTime); + values.put(NoteColumns.MODIFIED_DATE, createdTime); + values.put(NoteColumns.TYPE, Notes.TYPE_NOTE); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.PARENT_ID, folderId); + + Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values); + + long noteId = 0; + try { + noteId = Long.valueOf(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + Log.e(TAG, "Get note id error :" + e.toString()); + noteId = 0; + } + + if (noteId == -1) { + throw new IllegalStateException("Wrong note id:" + noteId); + } + return noteId; + } + + public Note() { + mNoteDiffValues = new ContentValues(); + mNoteData = new NoteData(); + } + + /** + * 设置便签的基本属性值 + */ + public void setNoteValue(String key, String value) { + mNoteDiffValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + public void setNoteValue(String key, int value) { + mNoteDiffValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + /** + * 设置便签的置顶状态 + * @param isPinned 是否置顶，true表示置顶，false表示取消置顶 + */ + public void setPinned(boolean isPinned) { + setNoteValue(NoteColumns.PINNED, isPinned ? 1 : 0); + } + + /** + * 获取便签的置顶状态 + * @return 是否置顶，1表示置顶，0表示取消置顶 + */ + public Integer getPinned() { + return mNoteDiffValues.getAsInteger(NoteColumns.PINNED); + } + + public void setTextData(String key, String value) { + mNoteData.setTextData(key, value); + } + + public void setTextDataId(long id) { + mNoteData.setTextDataId(id); + } + + public long getTextDataId() { + return mNoteData.mTextDataId; + } + + public void setCallDataId(long id) { + mNoteData.setCallDataId(id); + } + + public void setCallData(String key, String value) { + mNoteData.setCallData(key, value); + } + + /** + * 检查便签是否有本地修改 + */ + public boolean isLocalModified() { + return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified(); + } + + /** + * 同步便签数据到数据库 + */ + public boolean syncNote(Context context, long noteId) { + if (noteId <= 0) { + throw new IllegalArgumentException("Wrong note id:" + noteId); + } + + if (!isLocalModified()) { + return true; + } + + if (context.getContentResolver().update( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null, + null) == 0) { + Log.e(TAG, "Update note error, should not happen"); + } + mNoteDiffValues.clear(); + + if (mNoteData.isLocalModified() + && (mNoteData.pushIntoContentResolver(context, noteId) == null)) { + return false; + } + + return true; + } + + /** + * NoteData - 便签数据内部类 + * 管理便签的具体数据内容，包括文本数据和通话记录数据 + */ + private class NoteData { + private long mTextDataId; + private ContentValues mTextDataValues; + private long mCallDataId; + private ContentValues mCallDataValues; + private static final String TAG = "NoteData"; + + public NoteData() { + mTextDataValues = new ContentValues(); + mCallDataValues = new ContentValues(); + mTextDataId = 0; + mCallDataId = 0; + } + + boolean isLocalModified() { + return mTextDataValues.size() > 0 || mCallDataValues.size() > 0; + } + + void setTextDataId(long id) { + if(id <= 0) { + throw new IllegalArgumentException("Text data id should larger than 0"); + } + mTextDataId = id; + } + + void setCallDataId(long id) { + if (id <= 0) { + throw new IllegalArgumentException("Call data id should larger than 0"); + } + mCallDataId = id; + } + + void setCallData(String key, String value) { + mCallDataValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + void setTextData(String key, String value) { + mTextDataValues.put(key, value); + mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); + mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + } + + /** + * 将数据变更推送到ContentResolver + */ + Uri pushIntoContentResolver(Context context, long noteId) { + if (noteId <= 0) { + throw new IllegalArgumentException("Wrong note id:" + noteId); + } + + ArrayList operationList = new ArrayList(); + ContentProviderOperation.Builder builder = null; + + if(mTextDataValues.size() > 0) { + mTextDataValues.put(DataColumns.NOTE_ID, noteId); + if (mTextDataId == 0) { + mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE); + Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, + mTextDataValues); + try { + setTextDataId(Long.valueOf(uri.getPathSegments().get(1))); + } catch (NumberFormatException e) { + Log.e(TAG, "Insert new text data fail with noteId" + noteId); + mTextDataValues.clear(); + return null; + } + } else { + builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mTextDataId)); + builder.withValues(mTextDataValues); + operationList.add(builder.build()); + } + mTextDataValues.clear(); + } + + if(mCallDataValues.size() > 0) { + mCallDataValues.put(DataColumns.NOTE_ID, noteId); + if (mCallDataId == 0) { + mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE); + Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, + mCallDataValues); + try { + setCallDataId(Long.valueOf(uri.getPathSegments().get(1))); + } catch (NumberFormatException e) { + Log.e(TAG, "Insert new call data fail with noteId" + noteId); + mCallDataValues.clear(); + return null; + } + } else { + builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mCallDataId)); + builder.withValues(mCallDataValues); + operationList.add(builder.build()); + } + mCallDataValues.clear(); + } + + if (operationList.size() > 0) { + try { + ContentProviderResult[] results = context.getContentResolver().applyBatch( + Notes.AUTHORITY, operationList); + return (results == null || results.length == 0 || results[0] == null) ? null + : ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId); + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + return null; + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + return null; + } + } + return null; + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/model/WorkingNote.java b/src/net/micode/notes/model/WorkingNote.java new file mode 100644 index 0000000..07d8319 --- /dev/null +++ b/src/net/micode/notes/model/WorkingNote.java @@ -0,0 +1,421 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.model; + +import android.appwidget.AppWidgetManager; +import android.content.ContentUris; +import android.content.Context; +import android.database.Cursor; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.tool.ResourceParser.NoteBgResources; + +/** + * WorkingNote - 便签编辑状态管理类 + * 管理用户正在编辑的便签状态，作为Note类的上层封装 + */ +public class WorkingNote { + private Note mNote; + private long mNoteId; + private String mContent; + private String mTitle; // 便签标题 + private int mMode; + private long mAlertDate; + private long mModifiedDate; + private int mBgColorId; + private int mWidgetId; + private int mWidgetType; + private long mFolderId; + private Context mContext; + private static final String TAG = "WorkingNote"; + private boolean mIsDeleted; + private boolean mIsPinned; + private NoteSettingChangedListener mNoteSettingStatusListener; + + // 数据表查询投影列 + public static final String[] DATA_PROJECTION = new String[] { + DataColumns.ID, + DataColumns.CONTENT, + DataColumns.MIME_TYPE, + DataColumns.DATA1, + DataColumns.DATA2, + DataColumns.DATA3, + DataColumns.DATA4, + }; + + // 便签表查询投影列 + public static final String[] NOTE_PROJECTION = new String[] { + NoteColumns.PARENT_ID, + NoteColumns.ALERTED_DATE, + NoteColumns.BG_COLOR_ID, + NoteColumns.WIDGET_ID, + NoteColumns.WIDGET_TYPE, + NoteColumns.MODIFIED_DATE, + NoteColumns.PINNED, + NoteColumns.TITLE + }; + + // 数据表投影列索引 + private static final int DATA_ID_COLUMN = 0; + private static final int DATA_CONTENT_COLUMN = 1; + private static final int DATA_MIME_TYPE_COLUMN = 2; + private static final int DATA_MODE_COLUMN = 3; + // 便签表投影列索引 + private static final int NOTE_PARENT_ID_COLUMN = 0; + private static final int NOTE_ALERTED_DATE_COLUMN = 1; + private static final int NOTE_BG_COLOR_ID_COLUMN = 2; + private static final int NOTE_WIDGET_ID_COLUMN = 3; + private static final int NOTE_WIDGET_TYPE_COLUMN = 4; + private static final int NOTE_MODIFIED_DATE_COLUMN = 5; + private static final int NOTE_PINNED_COLUMN = 6; + private static final int NOTE_TITLE_COLUMN = 7; + + private WorkingNote(Context context, long folderId) { + mContext = context; + mAlertDate = 0; + mModifiedDate = System.currentTimeMillis(); + mFolderId = folderId; + mNote = new Note(); + mNoteId = 0; + mIsDeleted = false; + mIsPinned = false; + mMode = 0; + mWidgetType = Notes.TYPE_WIDGET_INVALIDE; + mTitle = ""; // 初始化标题为空字符串 + } + + private WorkingNote(Context context, long noteId, long folderId) { + mContext = context; + mNoteId = noteId; + mFolderId = folderId; + mIsDeleted = false; + mNote = new Note(); + loadNote(); + } + + /** + * 从数据库加载便签基本属性 + */ + private void loadNote() { + Cursor cursor = mContext.getContentResolver().query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null, + null, null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN); + mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN); + mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN); + mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN); + mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN); + mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN); + mIsPinned = cursor.getInt(NOTE_PINNED_COLUMN) == 1; + // 读取便签标题 + if (cursor.getColumnCount() > NOTE_TITLE_COLUMN) { + mTitle = cursor.getString(NOTE_TITLE_COLUMN); + } + } + cursor.close(); + } else { + Log.e(TAG, "No note with id:" + mNoteId); + throw new IllegalArgumentException("Unable to find note with id " + mNoteId); + } + loadNoteData(); + } + + /** + * 从数据表加载便签的具体内容 + */ + private void loadNoteData() { + Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION, + DataColumns.NOTE_ID + "=?", new String[] { + String.valueOf(mNoteId) + }, null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + String type = cursor.getString(DATA_MIME_TYPE_COLUMN); + if (DataConstants.NOTE.equals(type)) { + mContent = cursor.getString(DATA_CONTENT_COLUMN); + mMode = cursor.getInt(DATA_MODE_COLUMN); + mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN)); + } else if (DataConstants.CALL_NOTE.equals(type)) { + mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN)); + } else { + Log.d(TAG, "Wrong note type with type:" + type); + } + } while (cursor.moveToNext()); + } + cursor.close(); + } else { + Log.e(TAG, "No data with id:" + mNoteId); + throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId); + } + } + + /** + * 创建空便签 + */ + public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId, + int widgetType, int defaultBgColorId) { + WorkingNote note = new WorkingNote(context, folderId); + note.setBgColorId(defaultBgColorId); + note.setWidgetId(widgetId); + note.setWidgetType(widgetType); + return note; + } + + /** + * 从数据库加载便签 + */ + public static WorkingNote load(Context context, long id) { + return new WorkingNote(context, id, 0); + } + + /** + * 保存便签到数据库 + */ + public synchronized boolean saveNote() { + if (isWorthSaving()) { + if (!existInDatabase()) { + if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) { + Log.e(TAG, "Create new note fail with id:" + mNoteId); + return false; + } + } + + mNote.syncNote(mContext, mNoteId); + + // 如果有关联的小部件，则更新小部件内容 + if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && mWidgetType != Notes.TYPE_WIDGET_INVALIDE + && mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onWidgetChanged(); + } + return true; + } else { + return false; + } + } + + /** + * 判断便签是否已存在于数据库中 + */ + public boolean existInDatabase() { + return mNoteId > 0; + } + + /** + * 判断便签是否值得保存 + */ + private boolean isWorthSaving() { + if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent)) + || (existInDatabase() && !mNote.isLocalModified())) { + return false; + } else { + return true; + } + } + + /** + * 设置便签设置变更监听器 + */ + public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) { + mNoteSettingStatusListener = l; + } + + /** + * 设置提醒时间 + */ + public void setAlertDate(long date, boolean set) { + if (date != mAlertDate) { + mAlertDate = date; + mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate)); + } + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onClockAlertChanged(date, set); + } + } + + /** + * 标记便签为删除状态 + */ + public void markDeleted(boolean mark) { + mIsDeleted = mark; + if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onWidgetChanged(); + } + } + + /** + * 设置背景颜色ID + */ + public void setBgColorId(int id) { + if (id != mBgColorId) { + mBgColorId = id; + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onBackgroundColorChanged(); + } + mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id)); + } + } + + /** + * 设置清单模式 + */ + public void setCheckListMode(int mode) { + if (mMode != mode) { + if (mNoteSettingStatusListener != null) { + mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode); + } + mMode = mode; + mNote.setTextData(TextNote.MODE, String.valueOf(mMode)); + } + } + + public void setWidgetType(int type) { + if (type != mWidgetType) { + mWidgetType = type; + mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType)); + } + } + + public void setWidgetId(int id) { + if (id != mWidgetId) { + mWidgetId = id; + mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId)); + } + } + + /** + * 设置便签文本内容 + */ + public void setWorkingText(String text) { + if (!TextUtils.equals(mContent, text)) { + mContent = text; + mNote.setTextData(DataColumns.CONTENT, mContent); + } + } + + /** + * 将普通便签转换为通话记录便签 + */ + public void convertToCallNote(String phoneNumber, long callDate) { + mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate)); + mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber); + mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER)); + } + + public boolean hasClockAlert() { + return (mAlertDate > 0 ? true : false); + } + + /** + * 检查便签是否被置顶 + */ + public boolean isPinned() { + return mIsPinned; + } + + /** + * 设置便签的置顶状态 + */ + public void setPinned(boolean isPinned) { + mIsPinned = isPinned; + mNote.setPinned(isPinned); + } + + public String getContent() { + return mContent; + } + + public long getAlertDate() { + return mAlertDate; + } + + public long getModifiedDate() { + return mModifiedDate; + } + + public int getBgColorResId() { + return NoteBgResources.getNoteBgResource(mBgColorId); + } + + public int getBgColorId() { + return mBgColorId; + } + + public int getTitleBgResId() { + return NoteBgResources.getNoteTitleBgResource(mBgColorId); + } + + public int getCheckListMode() { + return mMode; + } + + public long getNoteId() { + return mNoteId; + } + + public long getFolderId() { + return mFolderId; + } + + public int getWidgetId() { + return mWidgetId; + } + + public int getWidgetType() { + return mWidgetType; + } + + /** + * 获取便签标题 + */ + public String getTitle() { + return mTitle; + } + + /** + * 设置便签标题 + */ + public void setTitle(String title) { + if (!TextUtils.equals(mTitle, title)) { + mTitle = title; + mNote.setNoteValue(NoteColumns.TITLE, title); + } + } + + /** + * 便签设置变更监听器接口 + */ + public interface NoteSettingChangedListener { + void onBackgroundColorChanged(); + void onClockAlertChanged(long date, boolean set); + void onWidgetChanged(); + void onCheckListModeChanged(int oldMode, int newMode); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/BackupUtils.java b/src/net/micode/notes/tool/BackupUtils.java new file mode 100644 index 0000000..3e0222c --- /dev/null +++ b/src/net/micode/notes/tool/BackupUtils.java @@ -0,0 +1,430 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.database.Cursor; +import android.os.Environment; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.PrintStream; + +/** + * 备份工具类 + * + * 负责将便签数据导出为可读的文本文件，支持以下功能： + * 1. 导出所有便签数据到SD卡上的文本文件 + * 2. 按文件夹组织导出内容 + * 3. 支持普通便签和通话记录便签的格式转换 + * 4. 提供详细的导出状态反馈 + * + * 设计说明： + * - 使用单例模式确保全局只有一个备份工具实例 + * - 内部类TextExport处理具体的文本导出逻辑 + * - 支持状态码反馈，便于UI层展示导出状态 + */ +public class BackupUtils { + private static final String TAG = "BackupUtils"; // 日志标签 + // Singleton stuff + private static BackupUtils sInstance; // 单例实例 + + /** + * 获取BackupUtils单例实例 + * 使用双重检查锁定确保线程安全 + * + * @param context 应用上下文 + * @return BackupUtils单例 + */ + public static synchronized BackupUtils getInstance(Context context) { + if (sInstance == null) { + sInstance = new BackupUtils(context); + } + return sInstance; + } + + /** + * 导出和恢复操作的状态码定义 + */ + // 当前SD卡未挂载 + public static final int STATE_SD_CARD_UNMOUONTED = 0; + // 备份文件不存在 + public static final int STATE_BACKUP_FILE_NOT_EXIST = 1; + // 数据格式被破坏，可能被其他程序修改 + public static final int STATE_DATA_DESTROIED = 2; + // 运行时异常导致备份或恢复失败 + public static final int STATE_SYSTEM_ERROR = 3; + // 备份或恢复成功 + public static final int STATE_SUCCESS = 4; + + private TextExport mTextExport; // 文本导出器实例 + + /** + * 私有构造函数 + * + * @param context 应用上下文 + */ + private BackupUtils(Context context) { + mTextExport = new TextExport(context); + } + + /** + * 检查外部存储是否可用 + * + * @return true表示SD卡已挂载且可写，false表示不可用 + */ + private static boolean externalStorageAvailable() { + return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()); + } + + /** + * 导出便签到文本文件 + * + * @return 导出操作的状态码 + */ + public int exportToText() { + return mTextExport.exportToText(); + } + + /** + * 获取导出的文本文件名 + * + * @return 导出的文本文件名 + */ + public String getExportedTextFileName() { + return mTextExport.mFileName; + } + + /** + * 获取导出的文本文件目录 + * + * @return 导出的文本文件目录 + */ + public String getExportedTextFileDir() { + return mTextExport.mFileDirectory; + } + + /** + * 文本导出内部类 + * + * 负责具体的文本导出逻辑，包括： + * 1. 遍历数据库中的便签和文件夹 + * 2. 格式化输出为可读文本 + * 3. 生成输出文件 + */ + private static class TextExport { + // 便签表的查询投影列 + private static final String[] NOTE_PROJECTION = { + NoteColumns.ID, // 0: 便签ID + NoteColumns.MODIFIED_DATE, // 1: 修改日期 + NoteColumns.SNIPPET, // 2: 便签片段（用于文件夹名） + NoteColumns.TYPE // 3: 便签类型 + }; + + private static final int NOTE_COLUMN_ID = 0; // 便签ID列索引 + private static final int NOTE_COLUMN_MODIFIED_DATE = 1; // 修改日期列索引 + private static final int NOTE_COLUMN_SNIPPET = 2; // 便签片段列索引 + + // 数据表的查询投影列 + private static final String[] DATA_PROJECTION = { + DataColumns.CONTENT, // 0: 数据内容 + DataColumns.MIME_TYPE, // 1: MIME类型 + DataColumns.DATA1, // 2: 数据1（通话记录的通话日期） + DataColumns.DATA2, // 3: 数据2 + DataColumns.DATA3, // 4: 数据3 + DataColumns.DATA4, // 5: 数据4（通话记录的电话号码） + }; + + private static final int DATA_COLUMN_CONTENT = 0; // 内容列索引 + private static final int DATA_COLUMN_MIME_TYPE = 1; // MIME类型列索引 + private static final int DATA_COLUMN_CALL_DATE = 2; // 通话日期列索引 + private static final int DATA_COLUMN_PHONE_NUMBER = 4; // 电话号码列索引 + + // 文本格式化字符串数组，从资源文件中加载 + private final String [] TEXT_FORMAT; + private static final int FORMAT_FOLDER_NAME = 0; // 文件夹名称格式索引 + private static final int FORMAT_NOTE_DATE = 1; // 便签日期格式索引 + private static final int FORMAT_NOTE_CONTENT = 2; // 便签内容格式索引 + + private Context mContext; // 应用上下文 + private String mFileName; // 导出的文件名 + private String mFileDirectory; // 导出的文件目录 + + /** + * 构造函数 + * + * @param context 应用上下文 + */ + public TextExport(Context context) { + TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note); + mContext = context; + mFileName = ""; + mFileDirectory = ""; + } + + /** + * 获取指定格式的字符串 + * + * @param id 格式ID（FORMAT_FOLDER_NAME, FORMAT_NOTE_DATE, FORMAT_NOTE_CONTENT） + * @return 格式字符串 + */ + private String getFormat(int id) { + return TEXT_FORMAT[id]; + } + + /** + * 导出指定文件夹及其下的所有便签到文本流 + * + * @param folderId 文件夹ID + * @param ps 输出打印流 + */ + private void exportFolderToText(String folderId, PrintStream ps) { + // 查询属于此文件夹的所有便签 + Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] { + folderId + }, null); + + if (notesCursor != null) { + if (notesCursor.moveToFirst()) { + do { + // 打印便签的最后修改日期 + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE)))); + // 查询属于此便签的数据 + String noteId = notesCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (notesCursor.moveToNext()); + } + notesCursor.close(); + } + } + + /** + * 导出指定便签到文本流 + * + * @param noteId 便签ID + * @param ps 输出打印流 + */ + private void exportNoteToText(String noteId, PrintStream ps) { + Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, + DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] { + noteId + }, null); + + if (dataCursor != null) { + if (dataCursor.moveToFirst()) { + do { + String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE); + if (DataConstants.CALL_NOTE.equals(mimeType)) { + // 处理通话记录便签 + String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER); + long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE); + String location = dataCursor.getString(DATA_COLUMN_CONTENT); + + // 打印电话号码（如果存在） + if (!TextUtils.isEmpty(phoneNumber)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + phoneNumber)); + } + // 打印通话日期 + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat + .format(mContext.getString(R.string.format_datetime_mdhm), + callDate))); + // 打印通话附件位置（如果存在） + if (!TextUtils.isEmpty(location)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + location)); + } + } else if (DataConstants.NOTE.equals(mimeType)) { + // 处理普通文本便签 + String content = dataCursor.getString(DATA_COLUMN_CONTENT); + if (!TextUtils.isEmpty(content)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + content)); + } + } + } while (dataCursor.moveToNext()); + } + dataCursor.close(); + } + // 在便签之间打印一个行分隔符 + try { + ps.write(new byte[] { + Character.LINE_SEPARATOR, Character.LETTER_NUMBER + }); + } catch (IOException e) { + Log.e(TAG, e.toString()); + } + } + + /** + * 将便签导出为用户可读的文本文件 + * + * @return 导出操作的状态码 + */ + public int exportToText() { + // 检查SD卡是否可用 + if (!externalStorageAvailable()) { + Log.d(TAG, "Media was not mounted"); + return STATE_SD_CARD_UNMOUONTED; + } + + // 获取输出打印流 + PrintStream ps = getExportToTextPrintStream(); + if (ps == null) { + Log.e(TAG, "get print stream error"); + return STATE_SYSTEM_ERROR; + } + + // 首先导出文件夹及其下的便签 + // 查询所有文件夹（不包括回收站）和通话记录文件夹 + Cursor folderCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + ") OR " + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER, null, null); + + if (folderCursor != null) { + if (folderCursor.moveToFirst()) { + do { + // 打印文件夹名称 + String folderName = ""; + if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) { + folderName = mContext.getString(R.string.call_record_folder_name); + } else { + folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET); + } + if (!TextUtils.isEmpty(folderName)) { + ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName)); + } + String folderId = folderCursor.getString(NOTE_COLUMN_ID); + exportFolderToText(folderId, ps); + } while (folderCursor.moveToNext()); + } + folderCursor.close(); + } + + // 导出根文件夹下的便签（不属于任何自定义文件夹的便签） + Cursor noteCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.TYPE + "=" + +Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID + + "=0", null, null); + + if (noteCursor != null) { + if (noteCursor.moveToFirst()) { + do { + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE)))); + // 查询属于此便签的数据 + String noteId = noteCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (noteCursor.moveToNext()); + } + noteCursor.close(); + } + ps.close(); // 关闭输出流 + + return STATE_SUCCESS; // 导出成功 + } + + /** + * 获取指向导出文本文件的打印流 + * + * @return 打印流，失败时返回null + */ + private PrintStream getExportToTextPrintStream() { + // 生成SD卡上的输出文件 + File file = generateFileMountedOnSDcard(mContext, R.string.file_path, + R.string.file_name_txt_format); + if (file == null) { + Log.e(TAG, "create file to exported failed"); + return null; + } + mFileName = file.getName(); // 保存文件名 + mFileDirectory = mContext.getString(R.string.file_path); // 保存文件目录 + PrintStream ps = null; + try { + FileOutputStream fos = new FileOutputStream(file); + ps = new PrintStream(fos); + } catch (FileNotFoundException e) { + e.printStackTrace(); + return null; + } catch (NullPointerException e) { + e.printStackTrace(); + return null; + } + return ps; + } + } + + /** + * 在SD卡上生成用于存储导出数据的文本文件 + * + * @param context 应用上下文 + * @param filePathResId 文件路径资源ID + * @param fileNameFormatResId 文件名格式资源ID + * @return 生成的File对象，失败时返回null + */ + private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) { + StringBuilder sb = new StringBuilder(); + // 构建完整文件路径 + sb.append(Environment.getExternalStorageDirectory()); // SD卡根目录 + sb.append(context.getString(filePathResId)); // 应用特定路径 + File filedir = new File(sb.toString()); // 文件目录对象 + + // 添加文件名（包含日期时间戳） + sb.append(context.getString( + fileNameFormatResId, + DateFormat.format(context.getString(R.string.format_date_ymd), + System.currentTimeMillis()))); + File file = new File(sb.toString()); // 完整文件对象 + + try { + // 创建目录（如果不存在） + if (!filedir.exists()) { + filedir.mkdir(); + } + // 创建文件（如果不存在） + if (!file.exists()) { + file.createNewFile(); + } + return file; + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + + return null; // 创建失败 + } +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/DataUtils.java b/src/net/micode/notes/tool/DataUtils.java new file mode 100644 index 0000000..c3ff0fb --- /dev/null +++ b/src/net/micode/notes/tool/DataUtils.java @@ -0,0 +1,574 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.ContentProviderOperation; +import android.content.ContentProviderResult; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.OperationApplicationException; +import android.database.Cursor; +import android.os.RemoteException; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; + +import java.util.ArrayList; +import java.util.HashSet; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +/** + * 数据操作工具类 + * + * 提供便签数据的批量操作、查询和验证功能，包括： + * 1. 批量删除便签 + * 2. 批量移动便签到指定文件夹 + * 3. 查询文件夹和便签信息 + * 4. 验证数据存在性和唯一性 + * + * 设计说明： + * - 所有方法均为静态方法，无需实例化 + * - 使用批量操作提高数据库操作效率 + * - 提供详细的错误日志输出 + */ +public class DataUtils { + public static final String TAG = "DataUtils"; // 日志标签 + + /** + * 批量删除便签 + * + * 使用批量操作（applyBatch）高效删除多个便签，支持以下特性： + * 1. 自动跳过系统文件夹（如根文件夹）的保护 + * 2. 支持空集合和空参数的检查 + * 3. 使用事务保证数据一致性 + * + * @param resolver 内容解析器，用于访问ContentProvider + * @param ids 要删除的便签ID集合，为null或空集合时直接返回成功 + * @return true表示删除成功，false表示删除失败 + */ + public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; // 空参数视为成功，无需操作 + } + if (ids.size() == 0) { + Log.d(TAG, "no id is in the hashset"); + return true; // 空集合视为成功，无需操作 + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + if(id == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Don't delete system folder root"); + continue; // 跳过系统根文件夹，防止误删系统数据 + } + ContentProviderOperation.Builder builder = ContentProviderOperation + .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + operationList.add(builder.build()); + } + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; // 批量操作返回结果异常 + } + return true; // 删除成功 + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; // 异常情况 + } + + /** + * 字数统计相关方法 + * 用于统计文本中的中文字数、数字和英文字符 + * 统计规则： + * 1. 中文字符：每个汉字算1个字数 + * 2. 数字：每个数字算1个字数 + * 3. 英文字符：每个英文字母算1个字数 + * 4. 不统计标点符号与空格 + */ + + // 中文字符正则表达式 + private static final Pattern CHINESE_CHAR_PATTERN = Pattern.compile("[\\u4e00-\\u9fa5]"); + // 数字正则表达式 + private static final Pattern NUMBER_PATTERN = Pattern.compile("[0-9]"); + // 英文字符正则表达式 + private static final Pattern ENGLISH_CHAR_PATTERN = Pattern.compile("[a-zA-Z]"); + + /** + * 统计文本总字数 + * @param text 要统计的文本 + * @return 总字数 + */ + public static int getTotalWordCount(String text) { + if (TextUtils.isEmpty(text)) { + return 0; + } + + int chineseCount = countChineseCharacters(text); + int numberCount = countNumbers(text); + int englishCount = countEnglishCharacters(text); + + return chineseCount + numberCount + englishCount; + } + + /** + * 统计中文字符数 + * @param text 要统计的文本 + * @return 中文字符数 + */ + private static int countChineseCharacters(String text) { + Matcher matcher = CHINESE_CHAR_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 统计数字字符数 + * @param text 要统计的文本 + * @return 数字字符数 + */ + private static int countNumbers(String text) { + Matcher matcher = NUMBER_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 统计英文字符数 + * @param text 要统计的文本 + * @return 英文字符数 + */ + private static int countEnglishCharacters(String text) { + Matcher matcher = ENGLISH_CHAR_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 移动单个便签到指定文件夹 + * + * 更新便签的父文件夹ID，并记录原始父文件夹ID以便撤销操作 + * + * @param resolver 内容解析器 + * @param id 要移动的便签ID + * @param srcFolderId 原始文件夹ID + * @param desFolderId 目标文件夹ID + */ + public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, desFolderId); // 设置新父文件夹 + + // 只有当移动到回收站时，才记录原始父文件夹ID + // 从回收站恢复时，保留原始的ORIGIN_PARENT_ID，以便递归恢复子项 + if (desFolderId == Notes.ID_TRASH_FOLER) { + values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId); // 记录原始父文件夹，用于撤销 + } + + values.put(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地已修改，需要同步 + resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null); + } + + /** + * 批量移动便签到指定文件夹 + * + * 使用批量操作高效移动多个便签，支持以下特性： + * 1. 支持空集合的检查 + * 2. 使用事务保证数据一致性 + * 3. 自动标记为本地修改，触发同步 + * 4. 移动到回收站时记录原始父文件夹ID + * + * @param resolver 内容解析器 + * @param ids 要移动的便签ID集合 + * @param folderId 目标文件夹ID + * @return true表示移动成功，false表示移动失败 + */ + public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids, + long folderId) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; // 空参数视为成功 + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + ContentProviderOperation.Builder builder = ContentProviderOperation + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + + // 如果是移动到回收站，记录原始父文件夹ID + if (folderId == Notes.ID_TRASH_FOLER) { + // 首先查询当前父文件夹ID + Cursor cursor = resolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), + new String[]{NoteColumns.PARENT_ID}, + null, + null, + null); + if (cursor != null) { + if (cursor.moveToFirst()) { + long currentParentId = cursor.getLong(0); + // 保存原始父文件夹ID + builder.withValue(NoteColumns.ORIGIN_PARENT_ID, currentParentId); + } + cursor.close(); + } + } + + builder.withValue(NoteColumns.PARENT_ID, folderId); // 设置新父文件夹 + builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地修改 + operationList.add(builder.build()); + } + + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 获取指定文件夹下的所有直接子项（包括便签和子文件夹） + * + * @param resolver 内容解析器 + * @param folderId 文件夹ID + * @return 子项ID集合，没有子项时返回空集合 + */ + public static HashSet getFolderItems(ContentResolver resolver, long folderId) { + HashSet items = new HashSet(); + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.ID}, + NoteColumns.PARENT_ID + "=?", + new String[]{String.valueOf(folderId)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + long id = cursor.getLong(0); + items.add(id); + } while (cursor.moveToNext()); + } + cursor.close(); + } + + return items; + } + + /** + * 获取用户文件夹数量（排除系统文件夹） + * + * 统计用户创建的自定义文件夹数量，不包括系统文件夹和回收站 + * + * @param resolver 内容解析器 + * @return 用户文件夹数量，查询失败时返回0 + */ + public static int getUserFolderCount(ContentResolver resolver) { + Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { "COUNT(*)" }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?", + new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + int count = 0; + if(cursor != null) { + if(cursor.moveToFirst()) { + try { + count = cursor.getInt(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "get folder count failed:" + e.toString()); + } finally { + cursor.close(); + } + } + } + return count; + } + + /** + * 检查指定类型便签在数据库中是否可见（不在回收站中） + * + * 用于验证便签是否存在于数据库中且未被放入回收站 + * + * @param resolver 内容解析器 + * @param noteId 要检查的便签ID + * @param type 便签类型（Notes.TYPE_NOTE或Notes.TYPE_FOLDER） + * @return true表示便签存在且不在回收站中，false表示不存在或在回收站中 + */ + public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) { + // 根文件夹永远可见 + if (noteId == Notes.ID_ROOT_FOLDER) { + return true; + } + + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, + new String [] {String.valueOf(type)}, + null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查便签是否存在于数据库中 + * + * 不检查便签是否在回收站中，只验证ID是否存在 + * + * @param resolver 内容解析器 + * @param noteId 要检查的便签ID + * @return true表示便签ID存在，false表示不存在 + */ + public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查数据记录是否存在于数据表中 + * + * 用于验证数据ID是否可用，避免ID冲突 + * + * @param resolver 内容解析器 + * @param dataId 要检查的数据记录ID + * @return true表示数据ID存在，false表示不存在 + */ + public static boolean existInDataDatabase(ContentResolver resolver, long dataId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查指定文件夹名称是否已存在（在可见文件夹中） + * + * 用于创建新文件夹时的名称重复性检查，不检查回收站中的文件夹 + * + * @param resolver 内容解析器 + * @param name 要检查的文件夹名称 + * @return true表示同名文件夹已存在，false表示不存在 + */ + public static boolean checkVisibleFolderName(ContentResolver resolver, String name) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null, + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + + " AND " + NoteColumns.SNIPPET + "=?", + new String[] { name }, null); + boolean exist = false; + if(cursor != null) { + if(cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 获取指定文件夹下所有便签关联的小部件属性 + * + * 用于文件夹删除或移动时，更新关联的小部件显示 + * + * @param resolver 内容解析器 + * @param folderId 文件夹ID + * @return 小部件属性集合，没有关联小部件时返回null + */ + public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) { + Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE }, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }, + null); + + HashSet set = null; + if (c != null) { + if (c.moveToFirst()) { + set = new HashSet(); + do { + try { + AppWidgetAttribute widget = new AppWidgetAttribute(); + widget.widgetId = c.getInt(0); + widget.widgetType = c.getInt(1); + set.add(widget); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, e.toString()); + } + } while (c.moveToNext()); + } + c.close(); + } + return set; + } + + /** + * 根据便签ID获取关联的通话记录电话号码 + * + * 用于通话记录便签的显示和查询 + * + * @param resolver 内容解析器 + * @param noteId 便签ID + * @return 电话号码字符串，未找到时返回空字符串 + */ + public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.PHONE_NUMBER }, + CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?", + new String [] { String.valueOf(noteId), CallNote.CONTENT_ITEM_TYPE }, + null); + + if (cursor != null && cursor.moveToFirst()) { + try { + return cursor.getString(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call number fails " + e.toString()); + } finally { + cursor.close(); + } + } + return ""; // 未找到通话记录或查询失败 + } + + /** + * 根据电话号码和通话时间获取便签ID + * + * 用于检查是否存在相同通话记录，避免重复创建 + * 使用自定义SQL函数PHONE_NUMBERS_EQUAL进行电话号码匹配 + * + * @param resolver 内容解析器 + * @param phoneNumber 电话号码 + * @param callDate 通话时间戳 + * @return 便签ID，未找到时返回0 + */ + public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.NOTE_ID }, + CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL(" + + CallNote.PHONE_NUMBER + ",?)", + new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber }, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + try { + return cursor.getLong(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call note id fails " + e.toString()); + } + } + cursor.close(); + } + return 0; // 未找到匹配的通话记录 + } + + /** + * 根据便签ID获取便签片段（snippet） + * + * 便签片段通常用于列表显示，是便签内容的摘要 + * + * @param resolver 内容解析器 + * @param noteId 便签ID + * @return 便签片段字符串 + * @throws IllegalArgumentException 当便签ID不存在时抛出 + */ + public static String getSnippetById(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String [] { NoteColumns.SNIPPET }, + NoteColumns.ID + "=?", + new String [] { String.valueOf(noteId)}, + null); + + if (cursor != null) { + String snippet = ""; + if (cursor.moveToFirst()) { + snippet = cursor.getString(0); + } + cursor.close(); + return snippet; + } + throw new IllegalArgumentException("Note is not found with id: " + noteId); + } + + /** + * 格式化便签片段 + * + * 处理便签片段，使其适合在UI中显示： + * 1. 去除首尾空格 + * 2. 截取到第一个换行符处（如果存在） + * + * @param snippet 原始便签片段 + * @return 格式化后的便签片段 + */ + public static String getFormattedSnippet(String snippet) { + if (snippet != null) { + snippet = snippet.trim(); // 去除首尾空格 + int index = snippet.indexOf('\n'); + if (index != -1) { + snippet = snippet.substring(0, index); // 截取到第一个换行符 + } + } + return snippet; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/GTaskStringUtils.java b/src/net/micode/notes/tool/GTaskStringUtils.java new file mode 100644 index 0000000..680e064 --- /dev/null +++ b/src/net/micode/notes/tool/GTaskStringUtils.java @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +/** + * Google Tasks API字符串常量工具类 + * + * 定义与Google Tasks API交互时使用的所有JSON键名、操作类型和特殊标识符 + * 此类主要用于： + * 1. 提供与Google Tasks API通信时的标准化键名 + * 2. 定义MIUI便签的特殊文件夹和元数据标识 + * 3. 统一管理API相关字符串，避免硬编码 + */ +public class GTaskStringUtils { + + + public final static String GTASK_JSON_ACTION_ID = "action_id"; // 操作ID标识 + public final static String GTASK_JSON_ACTION_LIST = "action_list"; // 操作列表标识 + public final static String GTASK_JSON_ACTION_TYPE = "action_type"; // 操作类型标识 + public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create"; // 创建操作类型 + public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all"; // 获取所有操作类型 + public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move"; // 移动操作类型 + public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update"; // 更新操作类型 + + public final static String GTASK_JSON_CREATOR_ID = "creator_id"; // 创建者ID标识 + public final static String GTASK_JSON_CHILD_ENTITY = "child_entity"; // 子实体标识 + public final static String GTASK_JSON_CLIENT_VERSION = "client_version"; // 客户端版本标识 + public final static String GTASK_JSON_COMPLETED = "completed"; // 完成状态标识 + public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id"; // 当前列表ID标识 + public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id"; // 默认列表ID标识 + public final static String GTASK_JSON_DELETED = "deleted"; // 删除状态标识 + public final static String GTASK_JSON_DEST_LIST = "dest_list"; // 目标列表标识 + public final static String GTASK_JSON_DEST_PARENT = "dest_parent"; // 目标父级标识 + public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type"; // 目标父级类型标识 + public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta"; // 实体增量标识 + public final static String GTASK_JSON_ENTITY_TYPE = "entity_type"; // 实体类型标识 + public final static String GTASK_JSON_GET_DELETED = "get_deleted"; // 获取已删除项标识 + public final static String GTASK_JSON_ID = "id"; // ID标识 + public final static String GTASK_JSON_INDEX = "index"; // 索引标识 + public final static String GTASK_JSON_LAST_MODIFIED = "last_modified"; // 最后修改时间标识 + + public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point"; // 最新同步点标识 + public final static String GTASK_JSON_LIST_ID = "list_id"; // 列表ID标识 + public final static String GTASK_JSON_LISTS = "lists"; // 列表集合标识 + public final static String GTASK_JSON_NAME = "name"; // 名称标识 + public final static String GTASK_JSON_NEW_ID = "new_id"; // 新ID标识 + public final static String GTASK_JSON_NOTES = "notes"; // 备注标识 + public final static String GTASK_JSON_PARENT_ID = "parent_id"; // 父级ID标识 + public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id"; // 前一个兄弟ID标识 + public final static String GTASK_JSON_RESULTS = "results"; // 结果集合标识 + public final static String GTASK_JSON_SOURCE_LIST = "source_list"; // 源列表标识 + public final static String GTASK_JSON_TASKS = "tasks"; // 任务集合标识 + public final static String GTASK_JSON_TYPE = "type"; // 类型标识 + public final static String GTASK_JSON_TYPE_GROUP = "GROUP"; // 组类型标识 + public final static String GTASK_JSON_TYPE_TASK = "TASK"; // 任务类型标识 + public final static String GTASK_JSON_USER = "user"; // 用户标识 + + + /** + * MIUI便签文件夹前缀 + * 用于标识由MIUI便签创建的文件夹，避免与其他Google Tasks应用冲突 + */ + public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]"; + + /** + * 默认文件夹名称 + * 用于标识根目录文件夹在Google Tasks中的名称 + */ + public final static String FOLDER_DEFAULT = "Default"; + + /** + * 通话记录文件夹名称 + * 用于标识通话记录便签文件夹在Google Tasks中的名称 + */ + public final static String FOLDER_CALL_NOTE = "Call_Note"; + + /** + * 元数据文件夹名称 + * 用于存储便签的元数据信息，如图片、附件等 + */ + public final static String FOLDER_META = "METADATA"; + + + /** + * 元数据头：Google Tasks ID + * 用于在元数据中存储便签对应的Google Tasks ID + */ + public final static String META_HEAD_GTASK_ID = "meta_gid"; + + /** + * 元数据头：便签信息 + * 用于在元数据中存储便签的基本信息 + */ + public final static String META_HEAD_NOTE = "meta_note"; + + /** + * 元数据头：数据信息 + * 用于在元数据中存储便签的具体数据内容 + */ + public final static String META_HEAD_DATA = "meta_data"; + + /** + * 元数据便签名称 + * 用于标识元数据便签，提醒用户不要修改或删除此便签 + */ + public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE"; +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/ResourceParser.java b/src/net/micode/notes/tool/ResourceParser.java new file mode 100644 index 0000000..635b263 --- /dev/null +++ b/src/net/micode/notes/tool/ResourceParser.java @@ -0,0 +1,202 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.preference.PreferenceManager; + +import net.micode.notes.R; +import net.micode.notes.ui.NotesPreferenceActivity; + +/** + * ResourceParser - 资源解析工具类 + * 管理和解析便签应用的UI资源，包括背景颜色、字体大小等 + */ +public class ResourceParser { + + // 背景颜色ID常量 + public static final int YELLOW = 0; + public static final int BLUE = 1; + public static final int WHITE = 2; + public static final int GREEN = 3; + public static final int RED = 4; + public static final int BG_DEFAULT_COLOR = YELLOW; + + // 字体大小ID常量 + public static final int TEXT_SMALL = 0; + public static final int TEXT_MEDIUM = 1; + public static final int TEXT_LARGE = 2; + public static final int TEXT_SUPER = 3; + public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM; + + /** + * NoteBgResources - 便签背景资源管理 + */ + public static class NoteBgResources { + // 编辑界面便签背景资源数组 + private final static int [] BG_EDIT_RESOURCES = new int [] { + R.drawable.edit_yellow, + R.drawable.edit_blue, + R.drawable.edit_white, + R.drawable.edit_green, + R.drawable.edit_red + }; + + // 编辑界面便签标题背景资源数组 + private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] { + R.drawable.edit_title_yellow, + R.drawable.edit_title_blue, + R.drawable.edit_title_white, + R.drawable.edit_title_green, + R.drawable.edit_title_red + }; + + public static int getNoteBgResource(int id) { + return BG_EDIT_RESOURCES[id]; + } + + public static int getNoteTitleBgResource(int id) { + return BG_EDIT_TITLE_RESOURCES[id]; + } + } + + /** + * 获取默认背景颜色ID + * 根据用户偏好设置：启用随机背景色则随机返回，否则返回默认颜色 + */ + public static int getDefaultBgId(Context context) { + if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean( + NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) { + return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length); + } else { + return BG_DEFAULT_COLOR; + } + } + + /** + * NoteItemBgResources - 便签列表项背景资源管理 + */ + public static class NoteItemBgResources { + private final static int [] BG_FIRST_RESOURCES = new int [] { + R.drawable.list_yellow_up, + R.drawable.list_blue_up, + R.drawable.list_white_up, + R.drawable.list_green_up, + R.drawable.list_red_up + }; + + private final static int [] BG_NORMAL_RESOURCES = new int [] { + R.drawable.list_yellow_middle, + R.drawable.list_blue_middle, + R.drawable.list_white_middle, + R.drawable.list_green_middle, + R.drawable.list_red_middle + }; + + private final static int [] BG_LAST_RESOURCES = new int [] { + R.drawable.list_yellow_down, + R.drawable.list_blue_down, + R.drawable.list_white_down, + R.drawable.list_green_down, + R.drawable.list_red_down, + }; + + private final static int [] BG_SINGLE_RESOURCES = new int [] { + R.drawable.list_yellow_single, + R.drawable.list_blue_single, + R.drawable.list_white_single, + R.drawable.list_green_single, + R.drawable.list_red_single + }; + + public static int getNoteBgFirstRes(int id) { + return BG_FIRST_RESOURCES[id]; + } + + public static int getNoteBgLastRes(int id) { + return BG_LAST_RESOURCES[id]; + } + + public static int getNoteBgSingleRes(int id) { + return BG_SINGLE_RESOURCES[id]; + } + + public static int getNoteBgNormalRes(int id) { + return BG_NORMAL_RESOURCES[id]; + } + + public static int getFolderBgRes() { + return R.drawable.list_folder; + } + } + + /** + * WidgetBgResources - 小部件背景资源管理 + */ + public static class WidgetBgResources { + private final static int [] BG_2X_RESOURCES = new int [] { + R.drawable.widget_2x_yellow, + R.drawable.widget_2x_blue, + R.drawable.widget_2x_white, + R.drawable.widget_2x_green, + R.drawable.widget_2x_red, + }; + + public static int getWidget2xBgResource(int id) { + return BG_2X_RESOURCES[id]; + } + + private final static int [] BG_4X_RESOURCES = new int [] { + R.drawable.widget_4x_yellow, + R.drawable.widget_4x_blue, + R.drawable.widget_4x_white, + R.drawable.widget_4x_green, + R.drawable.widget_4x_red + }; + + public static int getWidget4xBgResource(int id) { + return BG_4X_RESOURCES[id]; + } + } + + /** + * TextAppearanceResources - 文本外观资源管理 + */ + public static class TextAppearanceResources { + private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] { + R.style.TextAppearanceNormal, + R.style.TextAppearanceMedium, + R.style.TextAppearanceLarge, + R.style.TextAppearanceSuper + }; + + /** + * 根据字体大小ID获取文本外观样式资源 + * 安全机制：ID超出范围时返回默认字体大小 + */ + public static int getTexAppearanceResource(int id) { + if (id >= TEXTAPPEARANCE_RESOURCES.length) { + return BG_DEFAULT_FONT_SIZE; + } + return TEXTAPPEARANCE_RESOURCES[id]; + } + + public static int getResourcesSize() { + return TEXTAPPEARANCE_RESOURCES.length; + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/AlarmAlertActivity.java b/src/net/micode/notes/ui/AlarmAlertActivity.java new file mode 100644 index 0000000..f96f8ef --- /dev/null +++ b/src/net/micode/notes/ui/AlarmAlertActivity.java @@ -0,0 +1,216 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.content.DialogInterface.OnDismissListener; +import android.content.Intent; +import android.media.AudioManager; +import android.media.MediaPlayer; +import android.media.RingtoneManager; +import android.net.Uri; +import android.os.Bundle; +import android.os.PowerManager; +import android.provider.Settings; +import android.view.Window; +import android.view.WindowManager; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; + +import java.io.IOException; + +/** + * 便签闹钟提醒活动 + * + * 负责处理便签提醒时间到达时的提醒功能，包括： + * 1. 播放闹钟提示音（使用系统默认闹钟铃声） + * 2. 在屏幕锁定状态下显示提醒对话框 + * 3. 提供用户操作选项：关闭提醒或进入便签编辑界面 + * + * 设计说明： + * - 使用全屏对话框形式显示提醒 + * - 支持在屏幕锁定时唤醒屏幕并显示提醒 + * - 自动检查便签是否存在，防止已删除便签的错误提醒 + */ +public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { + private long mNoteId; // 触发提醒的便签ID + private String mSnippet; // 便签内容摘要 + private static final int SNIPPET_PREW_MAX_LEN = 60; // 摘要显示的最大长度 + MediaPlayer mPlayer; // 媒体播放器，用于播放闹钟音 + + /** + * Activity创建时的回调方法 + * 初始化提醒界面和播放闹钟音 + * + * @param savedInstanceState 保存的状态数据 + */ + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + requestWindowFeature(Window.FEATURE_NO_TITLE); // 设置无标题栏 + + final Window win = getWindow(); + win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); // 在锁屏状态下显示 + + // 如果屏幕未亮起，则添加更多窗口标志以唤醒屏幕 + if (!isScreenOn()) { + win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON // 保持屏幕常亮 + | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON // 点亮屏幕 + | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON // 允许屏幕点亮时锁定 + | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR); // 允许装饰嵌入布局 + } + + Intent intent = getIntent(); + + try { + // 从Intent中提取便签ID和内容 + mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); + mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); + // 截取便签内容摘要，避免过长显示 + mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, + SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) + : mSnippet; + } catch (IllegalArgumentException e) { + e.printStackTrace(); + return; // 如果便签ID无效，直接返回 + } + + mPlayer = new MediaPlayer(); // 初始化媒体播放器 + // 检查便签是否在数据库中且可见（不在回收站中） + if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { + showActionDialog(); // 显示操作对话框 + playAlarmSound(); // 播放闹钟音 + } else { + finish(); // 便签不存在或不可见，直接结束Activity + } + } + + /** + * 检查屏幕是否亮起 + * + * @return true表示屏幕亮起，false表示屏幕关闭 + */ + private boolean isScreenOn() { + PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); + return pm.isScreenOn(); + } + + /** + * 播放闹钟提示音 + * 使用系统默认闹钟铃声，并根据系统静音设置调整音频流类型 + */ + private void playAlarmSound() { + Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); // 获取默认闹钟铃声 + + // 检查系统静音设置是否影响闹钟音频流 + int silentModeStreams = Settings.System.getInt(getContentResolver(), + Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); + + // 如果静音设置影响闹钟音频流，则使用该设置；否则使用默认的闹钟音频流 + if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) { + mPlayer.setAudioStreamType(silentModeStreams); + } else { + mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM); + } + + // 设置并播放闹钟音 + try { + mPlayer.setDataSource(this, url); + mPlayer.prepare(); + mPlayer.setLooping(true); // 设置循环播放，直到用户操作 + mPlayer.start(); + } catch (IllegalArgumentException e) { + e.printStackTrace(); + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IllegalStateException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + } + + /** + * 显示提醒操作对话框 + * 对话框显示便签内容摘要，并提供操作按钮 + */ + private void showActionDialog() { + AlertDialog.Builder dialog = new AlertDialog.Builder(this); + dialog.setTitle(R.string.app_name); // 设置应用名称作为标题 + dialog.setMessage(mSnippet); // 设置便签内容摘要 + + // 确定按钮：关闭提醒 + dialog.setPositiveButton(R.string.notealert_ok, this); + + // 如果屏幕亮起，显示"进入编辑"按钮 + if (isScreenOn()) { + dialog.setNegativeButton(R.string.notealert_enter, this); + } + + dialog.show().setOnDismissListener(this); // 显示对话框并设置关闭监听器 + } + + /** + * 对话框按钮点击回调方法 + * + * @param dialog 被点击的对话框 + * @param which 被点击的按钮标识 + */ + public void onClick(DialogInterface dialog, int which) { + switch (which) { + case DialogInterface.BUTTON_NEGATIVE: + // 用户点击"进入编辑"按钮，启动便签编辑界面 + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, mNoteId); // 传递便签ID + startActivity(intent); + break; + default: + // 其他按钮（如确定按钮）无额外操作 + break; + } + } + + /** + * 对话框关闭回调方法 + * 停止闹钟音并结束Activity + * + * @param dialog 被关闭的对话框 + */ + public void onDismiss(DialogInterface dialog) { + stopAlarmSound(); // 停止播放闹钟音 + finish(); // 结束Activity + } + + /** + * 停止闹钟音播放 + * 释放媒体播放器资源 + */ + private void stopAlarmSound() { + if (mPlayer != null) { + mPlayer.stop(); // 停止播放 + mPlayer.release(); // 释放资源 + mPlayer = null; // 清空引用 + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/AlarmInitReceiver.java b/src/net/micode/notes/ui/AlarmInitReceiver.java new file mode 100644 index 0000000..4d1d7ba --- /dev/null +++ b/src/net/micode/notes/ui/AlarmInitReceiver.java @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.AlarmManager; +import android.app.PendingIntent; +import android.content.BroadcastReceiver; +import android.content.ContentUris; +import android.content.Context; +import android.content.Intent; +import android.database.Cursor; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; + +/** + * 闹钟初始化接收器 + * 主要功能：在系统启动或应用启动时，重新设置所有未来的闹钟提醒 + */ +public class AlarmInitReceiver extends BroadcastReceiver { + + // 数据库查询需要的列 + private static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 笔记ID + NoteColumns.ALERTED_DATE // 提醒时间 + }; + + // 列索引常量 + private static final int COLUMN_ID = 0; // ID列索引 + private static final int COLUMN_ALERTED_DATE = 1; // 提醒时间列索引 + + @Override + public void onReceive(Context context, Intent intent) { + // 获取当前系统时间 + long currentDate = System.currentTimeMillis(); + + // 查询所有需要设置闹钟的笔记 + // 条件：提醒时间大于当前时间，且笔记类型为普通笔记（非文件夹等） + Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI, + PROJECTION, + NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE, + new String[] { String.valueOf(currentDate) }, + null); + + if (c != null) { + // 遍历查询结果 + if (c.moveToFirst()) { + do { + // 获取该笔记的提醒时间 + long alertDate = c.getLong(COLUMN_ALERTED_DATE); + + // 创建触发闹钟的Intent，目标为AlarmReceiver + Intent sender = new Intent(context, AlarmReceiver.class); + // 将笔记ID附加到URI中，以便AlarmReceiver知道是哪个笔记的提醒 + sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + c.getLong(COLUMN_ID))); + + // 创建PendingIntent，用于在指定时间触发广播 + PendingIntent pendingIntent = PendingIntent.getBroadcast(context, + 0, sender, 0); + + // 获取系统闹钟服务 + AlarmManager alermManager = (AlarmManager) context + .getSystemService(Context.ALARM_SERVICE); + + // 设置闹钟 + // 使用RTC_WAKEUP模式：在指定时间唤醒设备并触发PendingIntent + alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent); + } while (c.moveToNext()); // 继续处理下一条记录 + } + c.close(); // 关闭游标，释放资源 + } + // 注意：如果c为null，说明查询失败，这里没有错误处理 + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/DateTimePicker.java b/src/net/micode/notes/ui/DateTimePicker.java new file mode 100644 index 0000000..0354a85 --- /dev/null +++ b/src/net/micode/notes/ui/DateTimePicker.java @@ -0,0 +1,570 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import java.text.DateFormatSymbols; +import java.util.Calendar; + +import net.micode.notes.R; + +import android.content.Context; +import android.text.format.DateFormat; +import android.view.View; +import android.widget.FrameLayout; +import android.widget.NumberPicker; + +/** + * 日期时间选择器自定义控件 + * 提供年、月、日、时、分的选择功能，支持12小时制和24小时制显示 + * 使用NumberPicker实现滚动选择，具有日期跨天自动调整功能 + */ +public class DateTimePicker extends FrameLayout { + + // 默认启用状态 + private static final boolean DEFAULT_ENABLE_STATE = true; + + // 时间相关常量 + private static final int HOURS_IN_HALF_DAY = 12; // 半天的小时数 + private static final int HOURS_IN_ALL_DAY = 24; // 全天的小时数 + private static final int DAYS_IN_ALL_WEEK = 7; // 一周的天数（用于显示最近一周的日期） + + // NumberPicker范围常量 + private static final int DATE_SPINNER_MIN_VAL = 0; // 日期选择器最小值 + private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; // 日期选择器最大值 + private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; // 24小时制小时最小值 + private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; // 24小时制小时最大值 + private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; // 12小时制小时最小值 + private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; // 12小时制小时最大值 + private static final int MINUT_SPINNER_MIN_VAL = 0; // 分钟选择器最小值 + private static final int MINUT_SPINNER_MAX_VAL = 59; // 分钟选择器最大值 + private static final int AMPM_SPINNER_MIN_VAL = 0; // AM/PM选择器最小值 + private static final int AMPM_SPINNER_MAX_VAL = 1; // AM/PM选择器最大值 + + // UI控件引用 + private final NumberPicker mDateSpinner; // 日期选择器 + private final NumberPicker mHourSpinner; // 小时选择器 + private final NumberPicker mMinuteSpinner; // 分钟选择器 + private final NumberPicker mAmPmSpinner; // 上午/下午选择器 + + // 数据模型 + private Calendar mDate; // 当前选择的日期时间 + private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; // 日期显示值（一周） + private boolean mIsAm; // 是否为上午 + private boolean mIs24HourView; // 是否使用24小时制 + private boolean mIsEnabled = DEFAULT_ENABLE_STATE; // 控件是否启用 + private boolean mInitialising; // 是否正在初始化标志，防止初始化期间触发事件 + + // 日期时间变化监听器 + private OnDateTimeChangedListener mOnDateTimeChangedListener; + + /** + * 日期变化监听器 + * 当日期选择器值变化时，调整Calendar对象并更新显示 + */ + private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + // 根据新旧值差异调整天数 + mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal); + updateDateControl(); // 更新日期显示 + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * 小时变化监听器 + * 处理小时变化，包括12/24小时制转换和跨天边界处理 + */ + private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + boolean isDateChanged = false; + Calendar cal = Calendar.getInstance(); + + // 12小时制下的特殊处理 + if (!mIs24HourView) { + // 处理PM到AM的跨天转换（12小时制） + if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + // 处理AM到PM的跨天转换（12小时制） + else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + + // 处理12点切换时AM/PM状态变化 + if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY || + oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + mIsAm = !mIsAm; + updateAmPmControl(); + } + } + // 24小时制下的跨天处理 + else { + // 23->0 跨到第二天 + if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + // 0->23 跨到前一天 + else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + } + + // 设置新的小时值 + int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY); + mDate.set(Calendar.HOUR_OF_DAY, newHour); + onDateTimeChanged(); // 通知监听器 + + // 如果日期已变化，更新年、月、日 + if (isDateChanged) { + setCurrentYear(cal.get(Calendar.YEAR)); + setCurrentMonth(cal.get(Calendar.MONTH)); + setCurrentDay(cal.get(Calendar.DAY_OF_MONTH)); + } + } + }; + + /** + * 分钟变化监听器 + * 处理分钟滚动时的跨小时边界调整 + */ + private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + int minValue = mMinuteSpinner.getMinValue(); + int maxValue = mMinuteSpinner.getMaxValue(); + int offset = 0; + + // 检测分钟是否从最大值滚动到最小值（59->0，增加1小时） + if (oldVal == maxValue && newVal == minValue) { + offset += 1; + } + // 检测分钟是否从最小值滚动到最大值（0->59，减少1小时） + else if (oldVal == minValue && newVal == maxValue) { + offset -= 1; + } + + // 如果有小时偏移，调整时间 + if (offset != 0) { + mDate.add(Calendar.HOUR_OF_DAY, offset); + mHourSpinner.setValue(getCurrentHour()); + updateDateControl(); // 更新日期显示 + + // 更新AM/PM状态 + int newHour = getCurrentHourOfDay(); + if (newHour >= HOURS_IN_HALF_DAY) { + mIsAm = false; + updateAmPmControl(); + } else { + mIsAm = true; + updateAmPmControl(); + } + } + + // 设置新的分钟值 + mDate.set(Calendar.MINUTE, newVal); + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * AM/PM变化监听器 + * 处理上午/下午切换，调整12小时 + */ + private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + mIsAm = !mIsAm; + // AM/PM切换时调整12小时 + if (mIsAm) { + mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY); + } else { + mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY); + } + updateAmPmControl(); // 更新AM/PM显示 + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * 日期时间变化监听器接口 + */ + public interface OnDateTimeChangedListener { + void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute); + } + + /** + * 构造函数 - 使用当前时间初始化 + */ + public DateTimePicker(Context context) { + this(context, System.currentTimeMillis()); + } + + /** + * 构造函数 - 使用指定时间戳初始化 + */ + public DateTimePicker(Context context, long date) { + this(context, date, DateFormat.is24HourFormat(context)); + } + + /** + * 构造函数 - 完整初始化 + * @param context 上下文 + * @param date 初始时间戳 + * @param is24HourView 是否使用24小时制 + */ + public DateTimePicker(Context context, long date, boolean is24HourView) { + super(context); + mDate = Calendar.getInstance(); + mInitialising = true; // 设置初始化标志 + // 根据当前小时判断是上午还是下午 + mIsAm = getCurrentHourOfDay() < HOURS_IN_HALF_DAY; + + // 加载布局 + inflate(context, R.layout.datetime_picker, this); + + // 初始化日期选择器 + mDateSpinner = (NumberPicker) findViewById(R.id.date); + mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL); + mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL); + mDateSpinner.setOnValueChangedListener(mOnDateChangedListener); + + // 初始化小时选择器 + mHourSpinner = (NumberPicker) findViewById(R.id.hour); + mHourSpinner.setOnValueChangedListener(mOnHourChangedListener); + + // 初始化分钟选择器 + mMinuteSpinner = (NumberPicker) findViewById(R.id.minute); + mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL); + mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL); + mMinuteSpinner.setOnLongPressUpdateInterval(100); // 设置长按更新间隔 + mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener); + + // 初始化AM/PM选择器 + String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings(); // 获取本地化的AM/PM字符串 + mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm); + mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL); + mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL); + mAmPmSpinner.setDisplayedValues(stringsForAmPm); + mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener); + + // 更新控件初始状态 + updateDateControl(); + updateHourControl(); + updateAmPmControl(); + + set24HourView(is24HourView); // 设置12/24小时制显示 + setCurrentDate(date); // 设置当前时间 + setEnabled(isEnabled()); // 设置启用状态 + + mInitialising = false; // 初始化完成 + } + + /** + * 设置控件启用状态 + */ + @Override + public void setEnabled(boolean enabled) { + if (mIsEnabled == enabled) { + return; + } + super.setEnabled(enabled); + // 设置所有子控件的启用状态 + mDateSpinner.setEnabled(enabled); + mMinuteSpinner.setEnabled(enabled); + mHourSpinner.setEnabled(enabled); + mAmPmSpinner.setEnabled(enabled); + mIsEnabled = enabled; + } + + /** + * 获取控件启用状态 + */ + @Override + public boolean isEnabled() { + return mIsEnabled; + } + + /** + * 获取当前时间的时间戳 + */ + public long getCurrentDateInTimeMillis() { + return mDate.getTimeInMillis(); + } + + /** + * 通过时间戳设置当前时间 + */ + public void setCurrentDate(long date) { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(date); + setCurrentDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH), + cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE)); + } + + /** + * 通过各时间分量设置当前时间 + */ + public void setCurrentDate(int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + setCurrentYear(year); + setCurrentMonth(month); + setCurrentDay(dayOfMonth); + setCurrentHour(hourOfDay); + setCurrentMinute(minute); + } + + /** + * 获取当前年份 + */ + public int getCurrentYear() { + return mDate.get(Calendar.YEAR); + } + + /** + * 设置当前年份 + */ + public void setCurrentYear(int year) { + // 防止初始化期间重复触发事件 + if (!mInitialising && year == getCurrentYear()) { + return; + } + mDate.set(Calendar.YEAR, year); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取当前月份（0-11） + */ + public int getCurrentMonth() { + return mDate.get(Calendar.MONTH); + } + + /** + * 设置当前月份 + */ + public void setCurrentMonth(int month) { + if (!mInitialising && month == getCurrentMonth()) { + return; + } + mDate.set(Calendar.MONTH, month); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取当前日（月中的第几天） + */ + public int getCurrentDay() { + return mDate.get(Calendar.DAY_OF_MONTH); + } + + /** + * 设置当前日 + */ + public void setCurrentDay(int dayOfMonth) { + if (!mInitialising && dayOfMonth == getCurrentDay()) { + return; + } + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取24小时制下的小时（0-23） + */ + public int getCurrentHourOfDay() { + return mDate.get(Calendar.HOUR_OF_DAY); + } + + /** + * 获取当前小时（根据12/24小时制返回对应值） + */ + private int getCurrentHour() { + if (mIs24HourView){ + return getCurrentHourOfDay(); // 24小时制直接返回 + } else { + // 12小时制转换：0点显示为12，13点显示为1 + int hour = getCurrentHourOfDay(); + if (hour >= HOURS_IN_HALF_DAY) { + return hour - HOURS_IN_HALF_DAY; + } else { + return hour == 0 ? HOURS_IN_HALF_DAY : hour; + } + } + } + + /** + * 设置当前小时（24小时制） + */ + public void setCurrentHour(int hourOfDay) { + if (!mInitialising && hourOfDay == getCurrentHourOfDay()) { + return; + } + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + + // 12小时制下需要同步AM/PM状态 + if (!mIs24HourView) { + if (hourOfDay >= HOURS_IN_HALF_DAY) { + mIsAm = false; + if (hourOfDay > HOURS_IN_HALF_DAY) { + hourOfDay -= HOURS_IN_HALF_DAY; + } + } else { + mIsAm = true; + if (hourOfDay == 0) { + hourOfDay = HOURS_IN_HALF_DAY; + } + } + updateAmPmControl(); + } + mHourSpinner.setValue(hourOfDay); + onDateTimeChanged(); + } + + /** + * 获取当前分钟 + */ + public int getCurrentMinute() { + return mDate.get(Calendar.MINUTE); + } + + /** + * 设置当前分钟 + */ + public void setCurrentMinute(int minute) { + if (!mInitialising && minute == getCurrentMinute()) { + return; + } + mMinuteSpinner.setValue(minute); + mDate.set(Calendar.MINUTE, minute); + onDateTimeChanged(); + } + + /** + * 是否使用24小时制 + */ + public boolean is24HourView () { + return mIs24HourView; + } + + /** + * 设置12/24小时制显示 + */ + public void set24HourView(boolean is24HourView) { + if (mIs24HourView == is24HourView) { + return; + } + mIs24HourView = is24HourView; + + // 根据12/24小时制显示或隐藏AM/PM选择器 + mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE); + + // 更新小时选择器范围 + updateHourControl(); + + // 保持当前小时，但根据新的显示模式调整 + int hour = getCurrentHourOfDay(); + setCurrentHour(hour); + + updateAmPmControl(); + } + + /** + * 更新日期选择器显示 + * 显示以当前日期为中心的前后三天（共一周） + */ + private void updateDateControl() { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(mDate.getTimeInMillis()); + + // 计算显示范围：从当前日期前3天开始 + cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1); + + mDateSpinner.setDisplayedValues(null); + + // 生成一周的日期显示字符串 + for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) { + cal.add(Calendar.DAY_OF_YEAR, 1); + // 格式：月份.日期 星期几（如：01.15 星期一） + mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal); + } + + mDateSpinner.setDisplayedValues(mDateDisplayValues); + mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2); // 当前日期在中间位置 + mDateSpinner.invalidate(); // 刷新显示 + } + + /** + * 更新AM/PM选择器显示 + */ + private void updateAmPmControl() { + if (mIs24HourView) { + // 24小时制隐藏AM/PM选择器 + mAmPmSpinner.setVisibility(View.GONE); + } else { + // 12小时制显示AM/PM选择器 + int index = mIsAm ? Calendar.AM : Calendar.PM; + mAmPmSpinner.setValue(index); + mAmPmSpinner.setVisibility(View.VISIBLE); + } + } + + /** + * 更新小时选择器范围 + * 根据12/24小时制设置不同的取值范围 + */ + private void updateHourControl() { + if (mIs24HourView) { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW); + } else { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW); + } + } + + /** + * 设置日期时间变化监听器 + */ + public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) { + mOnDateTimeChangedListener = callback; + } + + /** + * 触发日期时间变化事件 + * 通知监听器当前选择的时间 + */ + private void onDateTimeChanged() { + if (mOnDateTimeChangedListener != null) { + mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(), + getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute()); + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/DropdownMenu.java b/src/net/micode/notes/ui/DropdownMenu.java new file mode 100644 index 0000000..c7ce675 --- /dev/null +++ b/src/net/micode/notes/ui/DropdownMenu.java @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.view.View.OnClickListener; +import android.widget.Button; +import android.widget.PopupMenu; +import android.widget.PopupMenu.OnMenuItemClickListener; + +import net.micode.notes.R; + +/** + * 下拉菜单封装类 + * 将Button和PopupMenu组合封装，提供便捷的下拉菜单功能 + * 主要用于笔记列表界面的排序、筛选等操作菜单 + */ +public class DropdownMenu { + private Button mButton; // 显示下拉菜单的按钮 + private PopupMenu mPopupMenu; // Android原生弹出菜单 + private Menu mMenu; // 菜单项容器 + + /** + * 构造函数 + * @param context 上下文环境 + * @param button 触发下拉菜单的按钮 + * @param menuId 菜单资源ID（R.menu.xxx） + */ + public DropdownMenu(Context context, Button button, int menuId) { + mButton = button; + // 设置按钮背景为下拉箭头图标 + mButton.setBackgroundResource(R.drawable.dropdown_icon); + + // 创建PopupMenu，绑定到指定按钮 + mPopupMenu = new PopupMenu(context, mButton); + mMenu = mPopupMenu.getMenu(); + + // 从菜单资源文件加载菜单项 + mPopupMenu.getMenuInflater().inflate(menuId, mMenu); + + // 设置按钮点击事件：显示下拉菜单 + mButton.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + mPopupMenu.show(); // 显示下拉菜单 + } + }); + } + + /** + * 设置菜单项点击监听器 + * @param listener 菜单项点击监听器 + */ + public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { + if (mPopupMenu != null) { + mPopupMenu.setOnMenuItemClickListener(listener); + } + } + + /** + * 根据ID查找菜单项 + * @param id 菜单项资源ID + * @return 找到的菜单项，未找到返回null + */ + public MenuItem findItem(int id) { + return mMenu.findItem(id); + } + + /** + * 设置按钮显示的标题文本 + * @param title 要显示的文本 + */ + public void setTitle(CharSequence title) { + mButton.setText(title); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NoteEditActivity.java b/src/net/micode/notes/ui/NoteEditActivity.java new file mode 100644 index 0000000..ea30fd2 --- /dev/null +++ b/src/net/micode/notes/ui/NoteEditActivity.java @@ -0,0 +1,1822 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlarmManager; +import android.app.AlertDialog; +import android.app.PendingIntent; +import android.app.SearchManager; +import android.appwidget.AppWidgetManager; +import android.content.ContentUris; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.graphics.Paint; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Spannable; +import android.text.SpannableString; +import android.text.TextUtils; +import android.text.format.DateUtils; +import android.text.style.BackgroundColorSpan; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.WindowManager; +import android.text.Editable; +import android.text.TextWatcher; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; +import android.widget.Button; +import android.app.Dialog; +import android.graphics.Color; +import android.graphics.Typeface; +import android.text.Editable; +import android.text.Html; +import android.text.SpannableStringBuilder; +import android.text.TextWatcher; +import android.text.style.ForegroundColorSpan; +import android.text.style.StyleSpan; +import android.text.style.UnderlineSpan; +import android.view.Gravity; +import android.view.LayoutInflater; +import android.view.Window; +import android.view.WindowManager; +import android.graphics.drawable.ColorDrawable; +import android.widget.RadioGroup; + +import android.widget.EditText; +import android.widget.ImageButton; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.graphics.Rect; +import android.view.ActionMode; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MotionEvent; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import android.database.Cursor; +import android.content.ContentValues; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.model.WorkingNote.NoteSettingChangedListener; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.tool.ResourceParser.TextAppearanceResources; +import net.micode.notes.ui.DateTimePickerDialog.OnDateTimeSetListener; +import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +/** + * 笔记编辑活动 + * 核心功能：创建、编辑、查看笔记，支持富文本编辑、提醒设置、清单模式等 + * 这是笔记应用的主要编辑界面，用户在此进行笔记内容的编写和管理 + */ +public class NoteEditActivity extends Activity implements OnClickListener, + NoteSettingChangedListener, OnTextViewChangeListener { + + /** + * 标题栏视图持有者 + * 用于管理笔记标题区域的UI组件 + */ + private class HeadViewHolder { + public TextView tvModified; // 显示最后修改时间 + public ImageView ivAlertIcon; // 提醒图标 + public TextView tvAlertDate; // 提醒时间 + public ImageView ibSetBgColor; // 设置背景颜色按钮 + } + + // 背景颜色选择器按钮ID与颜色值的映射 + private static final Map sBgSelectorBtnsMap = new HashMap(); + static { + sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); + sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); + sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); + sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); + sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); + } + + // 背景颜色与选中状态指示器ID的映射 + private static final Map sBgSelectorSelectionMap = new HashMap(); + static { + sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); + sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); + sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); + sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); + sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); + } + + // 字体大小选择器按钮ID与字体大小值的映射 + private static final Map sFontSizeBtnsMap = new HashMap(); + static { + sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); + sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); + sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); + sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); + } + + // 字体大小与选中状态指示器ID的映射 + private static final Map sFontSelectorSelectionMap = new HashMap(); + static { + sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); + } + + private static final String TAG = "NoteEditActivity"; // 日志标签 + + private HeadViewHolder mNoteHeaderHolder; // 标题栏视图持有者 + private View mHeadViewPanel; // 标题面板 + private View mNoteBgColorSelector; // 背景颜色选择器 + private View mFontSizeSelector; // 字体大小选择器 + private EditText mNoteEditor; // 笔记编辑框 + private View mNoteEditorPanel; // 笔记编辑面板 + private WorkingNote mWorkingNote; // 当前正在编辑的笔记数据模型 + private SharedPreferences mSharedPrefs; // 共享首选项 + private int mFontSizeId; // 当前字体大小ID + + private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小首选项键名 + private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷方式图标标题最大长度 + + // 清单模式标记常量 + public static final String TAG_CHECKED = String.valueOf('\u221A'); // 勾选标记 √ + public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 未勾选标记 □ + + private LinearLayout mEditTextList; // 清单模式下的编辑列表容器 + private String mUserQuery; // 搜索查询词（用于高亮显示） + private Pattern mPattern; // 搜索高亮正则表达式模式 + private TextView mWordCountView; // 字数统计显示控件 + private Button mStudyTimerButton; // 学习计时器按钮 + + // 富文本工具栏相关变量 + private View mRichTextToolbar; // 富文本工具栏 + private Button mBtnBold; // 加粗按钮 + private Button mBtnItalic; // 斜体按钮 + private Button mBtnUnderline; // 下划线按钮 + private Map mColorMap; // 颜色按钮ID与颜色值的映射 + + // 学习计时器相关变量 + private boolean mIsTimerRunning = false; // 计时器是否正在运行 + private boolean mIsCountdownMode = false; // 是否为逆向计时模式 + private long mTimerCurrentTime = 0; // 当前计时时间（毫秒） + private long mTimerDuration = 0; // 逆向计时时长（毫秒） + private android.os.Handler mTimerHandler = new android.os.Handler(); + private android.os.Handler mDisplayHandler = new android.os.Handler(); + private Runnable mTimerRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时 + long elapsed = System.currentTimeMillis() - mTimerStartTime; + mTimerCurrentTime = mTimerDuration - elapsed; + if (mTimerCurrentTime <= 0) { + // 计时结束 + mTimerCurrentTime = mTimerDuration; // 设置为完整时长，确保计入专注时间 + mIsTimerRunning = false; + updateTimerDisplay(); + Toast.makeText(NoteEditActivity.this, "学习时间结束！", Toast.LENGTH_LONG).show(); + return; + } + } else { + // 正向计时 + mTimerCurrentTime = System.currentTimeMillis() - mTimerStartTime; + } + updateTimerDisplay(); + mTimerHandler.postDelayed(this, 1000); // 每秒更新一次 + } + } + }; + + private long mTimerStartTime = 0; // 计时器开始时间 + + // 富文本颜色选择器按钮ID与颜色值的映射 + private static final Map sColorMap = new HashMap(); + static { + sColorMap.put(R.id.color_black, Color.BLACK); + sColorMap.put(R.id.color_red, Color.RED); + sColorMap.put(R.id.color_blue, Color.BLUE); + sColorMap.put(R.id.color_green, Color.GREEN); + sColorMap.put(R.id.color_orange, Color.rgb(255, 165, 0)); + } + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + this.setContentView(R.layout.note_edit); // 设置布局 + + // 初始化活动状态，如果失败则结束活动 + if (savedInstanceState == null && !initActivityState(getIntent())) { + finish(); + return; + } + + // 接收并处理传递的计时器状态 + Intent intent = getIntent(); + if (intent != null) { + mIsTimerRunning = intent.getBooleanExtra("is_timer_running", false); + mTimerCurrentTime = intent.getLongExtra("timer_current_time", 0); + mIsCountdownMode = intent.getBooleanExtra("is_countdown_mode", false); + mTimerDuration = intent.getLongExtra("timer_duration", 0); + + // 如果计时器正在运行，启动计时器 + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mTimerHandler.post(mTimerRunnable); + } + } + initResources(); // 初始化资源 + } + + /** + * 当活动被系统杀死后恢复时调用 + * 用于恢复之前的状态 + */ + @Override + protected void onRestoreInstanceState(Bundle savedInstanceState) { + super.onRestoreInstanceState(savedInstanceState); + // 恢复笔记ID并重新初始化活动状态 + if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { + Intent intent = new Intent(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); + if (!initActivityState(intent)) { + finish(); + return; + } + Log.d(TAG, "Restoring from killed activity"); + } + } + + /** + * 初始化活动状态 + * @param intent 启动活动的意图 + * @return 初始化是否成功 + */ + private boolean initActivityState(Intent intent) { + mWorkingNote = null; + + // 处理查看笔记的意图 + if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { + long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); + mUserQuery = ""; + + // 处理从搜索结果打开的情况 + if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { + noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); + mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); + } + + // 检查笔记是否存在 + // 对于回收站中的便签，使用existInNoteDatabase而不是visibleInNoteDatabase + if (!DataUtils.existInNoteDatabase(getContentResolver(), noteId)) { + Intent jump = new Intent(this, NotesListActivity.class); + startActivity(jump); + showToast(R.string.error_note_not_exist); + finish(); + return false; + } else { + // 加载笔记 + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load note failed with note id" + noteId); + finish(); + return false; + } + } + // 隐藏软键盘 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN + | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); + } + // 处理创建或编辑笔记的意图 + else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { + // 新笔记参数 + long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); + int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, + AppWidgetManager.INVALID_APPWIDGET_ID); + int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, + Notes.TYPE_WIDGET_INVALIDE); + int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, + ResourceParser.getDefaultBgId(this)); + + // 解析通话记录笔记 + String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); + long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); + if (callDate != 0 && phoneNumber != null) { + if (TextUtils.isEmpty(phoneNumber)) { + Log.w(TAG, "The call record number is null"); + } + long noteId = 0; + // 检查是否已存在相同通话记录的笔记 + if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), + phoneNumber, callDate)) > 0) { + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load call note failed with note id" + noteId); + finish(); + return false; + } + } else { + // 创建新的通话记录笔记 + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, + widgetType, bgResId); + mWorkingNote.convertToCallNote(phoneNumber, callDate); + } + } else { + // 创建普通新笔记 + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, + bgResId); + } + + // 显示软键盘 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE + | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); + } else { + Log.e(TAG, "Intent not specified action, should not support"); + finish(); + return false; + } + + // 设置笔记设置变化监听器 + mWorkingNote.setOnSettingStatusChangedListener(this); + return true; + } + + @Override + protected void onResume() { + super.onResume(); + initNoteScreen(); // 初始化笔记显示界面 + } + + /** + * 初始化笔记显示界面 + */ + private void initNoteScreen() { + // 设置字体大小 + mNoteEditor.setTextAppearance(this, TextAppearanceResources + .getTexAppearanceResource(mFontSizeId)); + + // 根据清单模式切换显示方式 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + switchToListMode(mWorkingNote.getContent()); + } else { + // 普通模式，显示内容并高亮搜索词 + // 将HTML格式转换为SpannableString以保留富文本格式 + String content = mWorkingNote.getContent(); + CharSequence styledText = Html.fromHtml(content != null ? content : ""); + mNoteEditor.setText(getHighlightQueryResult(styledText, mUserQuery)); + mNoteEditor.setSelection(mNoteEditor.getText().length()); + // 更新字数统计 + updateWordCount(); + } + + // 隐藏所有背景选择指示器 + for (Integer id : sBgSelectorSelectionMap.keySet()) { + findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); + } + + // 设置背景颜色 + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + + // 显示修改时间 + mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, + mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE + | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME + | DateUtils.FORMAT_SHOW_YEAR)); + + // 显示提醒信息 + showAlertHeader(); + } + + /** + * 显示提醒头部信息 + */ + private void showAlertHeader() { + if (mWorkingNote.hasClockAlert()) { + long time = System.currentTimeMillis(); + // 检查提醒是否过期 + if (time > mWorkingNote.getAlertDate()) { + mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); + } else { + // 显示相对时间（如"10分钟后"） + mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( + mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); + } + mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE); + } else { + mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE); + }; + } + + @Override + protected void onNewIntent(Intent intent) { + super.onNewIntent(intent); + initActivityState(intent); // 重新初始化活动状态 + } + + @Override + protected void onSaveInstanceState(Bundle outState) { + super.onSaveInstanceState(outState); + /** + * 对于没有ID的新笔记，需要先保存以生成ID + * 如果编辑的笔记不值得保存，则没有ID，相当于创建新笔记 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); + } + + @Override + public boolean dispatchTouchEvent(MotionEvent ev) { + // 点击外部时隐藏颜色选择器 + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mNoteBgColorSelector, ev)) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } + + // 点击外部时隐藏字体大小选择器 + if (mFontSizeSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mFontSizeSelector, ev)) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + return super.dispatchTouchEvent(ev); + } + + /** + * 检查触摸事件是否在指定视图范围内 + */ + private boolean inRangeOfView(View view, MotionEvent ev) { + int []location = new int[2]; + view.getLocationOnScreen(location); + int x = location[0]; + int y = location[1]; + if (ev.getX() < x + || ev.getX() > (x + view.getWidth()) + || ev.getY() < y + || ev.getY() > (y + view.getHeight())) { + return false; + } + return true; + } + + /** + * 初始化UI资源和视图 + */ + private void initResources() { + mHeadViewPanel = findViewById(R.id.note_title); + mNoteHeaderHolder = new HeadViewHolder(); + mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); + mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon); + mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); + mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.ib_set_bg_color); + mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); + + // 初始化学习计时器按钮 + mStudyTimerButton = (Button) findViewById(R.id.btn_study_timer); + if (mStudyTimerButton != null) { + mStudyTimerButton.setOnClickListener(this); + // 检查是否为学习文件夹中的笔记 + long folderId = mWorkingNote.getFolderId(); + if (folderId > 0) { + // 检查文件夹是否为学习文件夹 + if (isStudyFolder(folderId)) { + mStudyTimerButton.setVisibility(View.VISIBLE); + } else { + mStudyTimerButton.setVisibility(View.GONE); + } + } else { + mStudyTimerButton.setVisibility(View.GONE); + } + } + mNoteEditor = (EditText) findViewById(R.id.note_edit_view); + mNoteEditorPanel = findViewById(R.id.sv_note_edit); + mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector); + + // 设置背景颜色选择器按钮点击事件 + for (int id : sBgSelectorBtnsMap.keySet()) { + ImageView iv = (ImageView) findViewById(id); + iv.setOnClickListener(this); + } + + mFontSizeSelector = findViewById(R.id.font_size_selector); + // 设置字体大小选择器点击事件 + for (int id : sFontSizeBtnsMap.keySet()) { + View view = findViewById(id); + view.setOnClickListener(this); + }; + + // 获取字体大小首选项 + mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this); + mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE); + + /** + * 修复共享首选项中存储资源ID的bug。 + * 如果ID大于资源长度，则返回默认字体大小 + */ + if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) { + mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE; + } + + mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); + // 初始化字数统计控件 + mWordCountView = (TextView) findViewById(R.id.tv_word_count); + // 设置文本变化监听器 + mNoteEditor.addTextChangedListener(new TextWatcher() { + @Override + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + // 文本变化前的处理，暂不需要 + } + + @Override + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 文本变化时更新字数统计 + updateWordCount(); + } + + @Override + public void afterTextChanged(Editable s) { + // 文本变化后的处理，暂不需要 + } + }); + + // 初始化富文本工具栏 + initRichTextToolbar(); + + // 监听触摸事件，点击空白区域时隐藏工具栏 + findViewById(R.id.sv_note_edit).setOnTouchListener(new View.OnTouchListener() { + @Override + public boolean onTouch(View v, MotionEvent event) { + // 点击编辑器面板空白区域时隐藏工具栏 + if (v.getId() == R.id.sv_note_edit) { + int selStart = mNoteEditor.getSelectionStart(); + int selEnd = mNoteEditor.getSelectionEnd(); + // 只有当没有文本被选择时才隐藏工具栏 + if (selStart == selEnd) { + hideRichTextToolbar(); + } + } + return false; + } + }); + + // 添加全局触摸监听器，检测点击空白区域 + findViewById(android.R.id.content).setOnTouchListener(new View.OnTouchListener() { + @Override + public boolean onTouch(View v, MotionEvent event) { + if (event.getAction() == MotionEvent.ACTION_DOWN) { + // 检查点击是否在编辑器外部 + Rect editorRect = new Rect(); + mNoteEditor.getGlobalVisibleRect(editorRect); + if (!editorRect.contains((int) event.getRawX(), (int) event.getRawY())) { + // 点击在编辑器外部，隐藏工具栏 + hideRichTextToolbar(); + } + } + return false; + } + }); + + // 自定义文本选择动作模式，只显示我们的富文本工具栏 + mNoteEditor.setCustomSelectionActionModeCallback(new ActionMode.Callback() { + @Override + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + // 清除所有系统菜单项 + menu.clear(); + // 显示我们的富文本工具栏 + showRichTextToolbar(); + // 返回true表示创建动作模式，但不显示系统菜单 + return true; + } + + @Override + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + // 清除所有系统菜单项 + menu.clear(); + // 确保富文本工具栏显示 + showRichTextToolbar(); + return false; + } + + @Override + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + return false; + } + + @Override + public void onDestroyActionMode(ActionMode mode) { + // 当选择取消时，隐藏工具栏 + hideRichTextToolbar(); + } + }); + } + + /** + * 初始化富文本工具栏 + */ + private void initRichTextToolbar() { + mRichTextToolbar = findViewById(R.id.rich_text_toolbar); + mBtnBold = (Button) findViewById(R.id.btn_bold); + mBtnItalic = (Button) findViewById(R.id.btn_italic); + mBtnUnderline = (Button) findViewById(R.id.btn_underline); + + // 设置加粗按钮点击事件 + mBtnBold.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleBold(); + } + }); + + // 设置斜体按钮点击事件 + mBtnItalic.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleItalic(); + } + }); + + // 设置下划线按钮点击事件 + mBtnUnderline.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleUnderline(); + } + }); + + // 设置颜色选择器按钮点击事件 + for (int id : sColorMap.keySet()) { + ImageButton btn = (ImageButton) findViewById(id); + btn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + int color = sColorMap.get(v.getId()); + setTextColor(color); + } + }); + } + } + + /** + * 显示富文本工具栏 + */ + private void showRichTextToolbar() { + mRichTextToolbar.setVisibility(View.VISIBLE); + } + + /** + * 隐藏富文本工具栏 + */ + private void hideRichTextToolbar() { + mRichTextToolbar.setVisibility(View.GONE); + } + + /** + * 切换文本加粗状态 + */ + private void toggleBold() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasBold = false; + + // 检查选中的文本是否已经加粗 + StyleSpan[] spans = editable.getSpans(start, end, StyleSpan.class); + for (StyleSpan span : spans) { + if (span.getStyle() == Typeface.BOLD) { + editable.removeSpan(span); + hasBold = true; + } + } + + if (!hasBold) { + // 如果没有加粗，则添加加粗样式 + editable.setSpan(new StyleSpan(Typeface.BOLD), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 切换文本斜体状态 + */ + private void toggleItalic() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasItalic = false; + + // 检查选中的文本是否已经斜体 + StyleSpan[] spans = editable.getSpans(start, end, StyleSpan.class); + for (StyleSpan span : spans) { + if (span.getStyle() == Typeface.ITALIC) { + editable.removeSpan(span); + hasItalic = true; + } + } + + if (!hasItalic) { + // 如果没有斜体，则添加斜体样式 + editable.setSpan(new StyleSpan(Typeface.ITALIC), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 切换文本下划线状态 + */ + private void toggleUnderline() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasUnderline = false; + + // 检查选中的文本是否已经有下划线 + UnderlineSpan[] spans = editable.getSpans(start, end, UnderlineSpan.class); + if (spans.length > 0) { + // 如果有下划线，则移除下划线 + for (UnderlineSpan span : spans) { + editable.removeSpan(span); + } + hasUnderline = true; + } + + if (!hasUnderline) { + // 如果没有下划线，则添加下划线 + editable.setSpan(new UnderlineSpan(), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 设置文本颜色 + */ + private void setTextColor(int color) { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + + // 移除原有的颜色样式 + ForegroundColorSpan[] oldSpans = editable.getSpans(start, end, ForegroundColorSpan.class); + for (ForegroundColorSpan span : oldSpans) { + editable.removeSpan(span); + } + + // 添加新的颜色样式 + editable.setSpan(new ForegroundColorSpan(color), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + @Override + protected void onPause() { + super.onPause(); + // 暂停时保存笔记 + if(saveNote()) { + Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); + } + clearSettingState(); // 清除设置状态 + // 暂停计时器显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 更新字数统计显示 + */ + private void updateWordCount() { + if (mWordCountView != null) { + String content = getCurrentNoteContent(); + int wordCount = DataUtils.getTotalWordCount(content); + mWordCountView.setText(getString(R.string.note_word_count, wordCount)); + } + } + + /** + * 获取当前便签的内容，根据不同模式选择不同的获取方式 + * @return 当前便签的内容 + */ + private String getCurrentNoteContent() { + StringBuilder content = new StringBuilder(); + + // 检查当前模式 + if (mNoteEditor.getVisibility() == View.VISIBLE) { + // 普通模式，直接获取编辑框内容 + content.append(mNoteEditor.getText().toString()); + } else if (mEditTextList.getVisibility() == View.VISIBLE) { + // 清单模式，收集所有列表项的内容 + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + View itemView = mEditTextList.getChildAt(i); + EditText editText = (EditText) itemView.findViewById(R.id.et_edit_text); + if (editText != null && !TextUtils.isEmpty(editText.getText())) { + // 添加当前列表项的内容 + content.append(editText.getText().toString()); + // 添加换行符，保持原有格式 + if (i < mEditTextList.getChildCount() - 1) { + content.append("\n"); + } + } + } + } + + return content.toString(); + } + + /** + * 更新桌面小部件 + */ + private void updateWidget() { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + // 根据部件类型设置相应类 + if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + mWorkingNote.getWidgetId() + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + // 计时器对话框变量 + private Dialog mTimerDialog = null; + + /** + * 点击事件处理 + */ + public void onClick(View v) { + int id = v.getId(); + + // 学习计时器按钮 + if (id == R.id.btn_study_timer) { + if (mIsTimerRunning) { + // 如果计时器正在运行，切换计时控制界面显示/隐藏 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + // 如果对话框已显示，则隐藏 + mTimerDialog.dismiss(); + } else { + // 如果对话框未显示，则显示 + showTimerControlDialog(); + } + } + } + // 背景颜色设置按钮 + else if (id == R.id.ib_set_bg_color) { + mNoteBgColorSelector.setVisibility(View.VISIBLE); + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + } + // 背景颜色选择 + else if (sBgSelectorBtnsMap.containsKey(id)) { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.GONE); + mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); + mNoteBgColorSelector.setVisibility(View.GONE); + } + // 字体大小选择 + else if (sFontSizeBtnsMap.containsKey(id)) { + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE); + mFontSizeId = sFontSizeBtnsMap.get(id); + mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + + // 更新编辑框字体大小 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + getWorkingText(); + switchToListMode(mWorkingNote.getContent()); + } else { + mNoteEditor.setTextAppearance(this, + TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + } + mFontSizeSelector.setVisibility(View.GONE); + } + } + + @Override + public void onBackPressed() { + if(clearSettingState()) { + return; // 如果有设置面板打开，先关闭它们 + } + + saveNote(); // 保存笔记 + + // 传递计时器状态回 NotesListActivity + Intent intent = new Intent(); + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + setResult(RESULT_OK, intent); + + super.onBackPressed(); + } + + /** + * 清除设置状态（隐藏选择器） + */ + private boolean clearSettingState() { + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + return false; + } + + /** + * 背景颜色变化回调 + */ + public void onBackgroundColorChanged() { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + if (isFinishing()) { + return true; + } + clearSettingState(); // 清除设置状态 + menu.clear(); // 清空菜单 + + // 根据笔记类型加载不同菜单 + if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_note_edit, menu); + } else { + getMenuInflater().inflate(R.menu.note_edit, menu); + } + + // 设置清单模式菜单项标题 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode); + } else { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode); + } + + // 根据是否有提醒显示/隐藏相应菜单项 + if (mWorkingNote.hasClockAlert()) { + menu.findItem(R.id.menu_alert).setVisible(false); + } else { + menu.findItem(R.id.menu_delete_remind).setVisible(false); + } + + // 根据便签的置顶状态设置菜单项标题 + MenuItem pinItem = menu.findItem(R.id.menu_pin_note); + if (pinItem != null) { + if (mWorkingNote.isPinned()) { + pinItem.setTitle(R.string.menu_unpin_note); + } else { + pinItem.setTitle(R.string.menu_pin_note); + } + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_new_note: // 新建笔记 + createNewNote(); + break; + case R.id.menu_delete: // 删除笔记 + showDeleteConfirmDialog(); + break; + case R.id.menu_font_size: // 字体大小 + mFontSizeSelector.setVisibility(View.VISIBLE); + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + break; + case R.id.menu_list_mode: // 清单/普通模式切换 + mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? + TextNote.MODE_CHECK_LIST : 0); + break; + case R.id.menu_share: // 分享笔记 + getWorkingText(); + sendTo(this, mWorkingNote.getContent()); + break; + case R.id.menu_alert: // 设置提醒 + setReminder(); + break; + case R.id.menu_delete_remind: // 删除提醒 + mWorkingNote.setAlertDate(0, false); + break; + case R.id.menu_pin_note: // 置顶/取消置顶 + mWorkingNote.setPinned(!mWorkingNote.isPinned()); + break; + default: + break; + } + return true; + } + + /** + * 显示删除确认对话框 + */ + private void showDeleteConfirmDialog() { + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_note)); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + deleteCurrentNote(); + finish(); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + } + + /** + * 设置提醒 + */ + private void setReminder() { + DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); + d.setOnDateTimeSetListener(new OnDateTimeSetListener() { + public void OnDateTimeSet(AlertDialog dialog, long date) { + mWorkingNote.setAlertDate(date, true); + } + }); + d.show(); + } + + /** + * 分享笔记到支持ACTION_SEND的应用 + */ + private void sendTo(Context context, String info) { + Intent intent = new Intent(Intent.ACTION_SEND); + intent.putExtra(Intent.EXTRA_TEXT, info); + intent.setType("text/plain"); + context.startActivity(intent); + } + + /** + * 创建新笔记 + */ + private void createNewNote() { + // 首先保存当前编辑的笔记 + saveNote(); + + // 启动新的NoteEditActivity + finish(); + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); + startActivity(intent); + } + + /** + * 删除当前笔记 + */ + private void deleteCurrentNote() { + if (mWorkingNote.existInDatabase()) { + HashSet ids = new HashSet(); + long id = mWorkingNote.getNoteId(); + if (id != Notes.ID_ROOT_FOLDER) { + ids.add(id); + } else { + Log.d(TAG, "Wrong note id, should not happen"); + } + // 所有模式下，都将删除的笔记移动到回收站 + if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + } + mWorkingNote.markDeleted(true); + } + + /** + * 检查是否处于同步模式 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + /** + * 闹钟提醒变化回调 + */ + public void onClockAlertChanged(long date, boolean set) { + /** + * 用户可以为未保存的笔记设置闹钟，因此在设置提醒之前，应先保存笔记 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + + if (mWorkingNote.getNoteId() > 0) { + Intent intent = new Intent(this, AlarmReceiver.class); + intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); + PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); + AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); + showAlertHeader(); + + // 设置或取消闹钟 + if(!set) { + alarmManager.cancel(pendingIntent); + } else { + alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); + } + } else { + /** + * 用户没有输入任何内容（笔记不值得保存），我们没有笔记ID， + * 提醒用户需要输入一些内容 + */ + Log.e(TAG, "Clock alert setting error"); + showToast(R.string.error_note_empty_for_clock); + } + } + + /** + * 小部件变化回调 + */ + public void onWidgetChanged() { + updateWidget(); + } + + /** + * 编辑框删除事件回调（清单模式） + */ + public void onEditTextDelete(int index, String text) { + int childCount = mEditTextList.getChildCount(); + if (childCount == 1) { + return; // 不能删除最后一个项目 + } + + // 更新后续项目的索引 + for (int i = index + 1; i < childCount; i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i - 1); + } + + mEditTextList.removeViewAt(index); // 删除项目 + + // 将删除的文本合并到前一个或第一个项目 + NoteEditText edit = null; + if(index == 0) { + edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( + R.id.et_edit_text); + } else { + edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( + R.id.et_edit_text); + } + int length = edit.length(); + edit.append(text); + edit.requestFocus(); + edit.setSelection(length); + + } + + /** + * 编辑框回车事件回调（清单模式） + */ + public void onEditTextEnter(int index, String text) { + /** + * 不应该发生，检查调试 + */ + if(index > mEditTextList.getChildCount()) { + Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); + } + + // 创建新项目并插入到列表 + View view = getListItem(text, index); + mEditTextList.addView(view, index); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.requestFocus(); + edit.setSelection(0); + + // 更新后续项目的索引 + for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i); + } + + + } + + /** + * 切换到清单模式 + */ + private void switchToListMode(String text) { + mEditTextList.removeAllViews(); // 清空当前列表 + + // 将文本按行分割为清单项目 + String[] items = text.split("\n"); + int index = 0; + for (String item : items) { + if(!TextUtils.isEmpty(item)) { + mEditTextList.addView(getListItem(item, index)); + index++; + } + } + + // 添加一个空项目用于编辑 + mEditTextList.addView(getListItem("", index)); + mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); + + mNoteEditor.setVisibility(View.GONE); // 隐藏普通编辑框 + mEditTextList.setVisibility(View.VISIBLE); // 显示清单列表 + + + } + + /** + * 获取高亮搜索结果的Spannable + */ + private Spannable getHighlightQueryResult(CharSequence fullText, String userQuery) { + SpannableString spannable; + if (fullText instanceof SpannableString) { + spannable = (SpannableString) fullText; + } else { + spannable = new SpannableString(fullText == null ? "" : fullText); + } + + if (!TextUtils.isEmpty(userQuery)) { + mPattern = Pattern.compile(userQuery); // 创建正则表达式模式 + Matcher m = mPattern.matcher(fullText); + int start = 0; + while (m.find(start)) { + // 为匹配的文本设置背景色高亮 + spannable.setSpan( + new BackgroundColorSpan(this.getResources().getColor( + R.color.user_query_highlight)), m.start(), m.end(), + Spannable.SPAN_INCLUSIVE_EXCLUSIVE); + start = m.end(); + } + } + return spannable; + } + + /** + * 创建清单项目视图 + */ + private View getListItem(String item, int index) { + View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); + final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + + // 设置复选框状态变化监听 + CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); + cb.setOnCheckedChangeListener(new OnCheckedChangeListener() { + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + // 根据选中状态设置删除线 + if (isChecked) { + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + } else { + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + } + } + }); + + // 解析清单标记 + if (item.startsWith(TAG_CHECKED)) { + cb.setChecked(true); + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + item = item.substring(TAG_CHECKED.length(), item.length()).trim(); + } else if (item.startsWith(TAG_UNCHECKED)) { + cb.setChecked(false); + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); + } + + + edit.setOnTextViewChangeListener(this); // 设置文本变化监听 + edit.setIndex(index); // 设置项目索引 + edit.setText(getHighlightQueryResult(item, mUserQuery)); // 设置文本（支持高亮） + return view; + } + + /** + * 文本变化回调（清单模式） + */ + public void onTextChange(int index, boolean hasText) { + if (index >= mEditTextList.getChildCount()) { + Log.e(TAG, "Wrong index, should not happen"); + return; + } + // 根据是否有文本显示/隐藏复选框 + if(hasText) { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE); + } else { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE); + } + // 更新字数统计 + updateWordCount(); + } + + /** + * 清单模式变化回调 + */ + public void onCheckListModeChanged(int oldMode, int newMode) { + if (newMode == TextNote.MODE_CHECK_LIST) { + // 切换到清单模式 + switchToListMode(mNoteEditor.getText().toString()); + } else { + // 切换到普通模式 + if (!getWorkingText()) { + // 移除未选中标记 + mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", + "")); + } + mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + mEditTextList.setVisibility(View.GONE); + mNoteEditor.setVisibility(View.VISIBLE); + } + + // 更新字数统计 + updateWordCount(); + } + + /** + * 获取工作文本（从UI提取到数据模型） + */ + private boolean getWorkingText() { + boolean hasChecked = false; + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + // 清单模式：组合所有项目 + StringBuilder sb = new StringBuilder(); + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + View view = mEditTextList.getChildAt(i); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + if (!TextUtils.isEmpty(edit.getText())) { + // 根据复选框状态添加相应标记 + if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { + sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); + hasChecked = true; + } else { + sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); + } + } + } + mWorkingNote.setWorkingText(sb.toString()); + } else { + // 普通模式：保存富文本格式为HTML + String htmlText = Html.toHtml(mNoteEditor.getText()); + mWorkingNote.setWorkingText(htmlText); + } + return hasChecked; + } + + /** + * 保存笔记 + */ + private boolean saveNote() { + getWorkingText(); // 获取当前工作文本 + boolean saved = mWorkingNote.saveNote(); // 保存到数据库 + if (saved) { + /** + * 从列表视图到编辑视图有两种模式：打开笔记和创建/编辑笔记。 + * 打开笔记需要返回到列表中的原始位置， + * 而创建新笔记需要返回到列表顶部。 + * 使用RESULT_OK来标识创建/编辑状态 + */ + setResult(RESULT_OK); + } + return saved; + } + + /** + * 发送到桌面（创建快捷方式） + */ + private void sendToDesktop() { + /** + * 在发送到桌面之前，应确保当前编辑的笔记存在于数据库中。 + * 因此，对于新笔记，首先保存它 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + + if (mWorkingNote.getNoteId() > 0) { + Intent sender = new Intent(); + // 创建快捷方式意图 + Intent shortcutIntent = new Intent(this, NoteEditActivity.class); + shortcutIntent.setAction(Intent.ACTION_VIEW); + shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); + sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, + makeShortcutIconTitle(mWorkingNote.getContent())); // 快捷方式名称 + sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, + Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); // 图标 + sender.putExtra("duplicate", true); // 允许重复 + sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); // 安装快捷方式 + showToast(R.string.info_note_enter_desktop); + sendBroadcast(sender); + } else { + /** + * 用户没有输入任何内容（笔记不值得保存），我们没有笔记ID， + * 提醒用户需要输入一些内容 + */ + Log.e(TAG, "Send to desktop error"); + showToast(R.string.error_note_empty_for_send_to_desktop); + } + } + + + /** + * 生成快捷方式图标标题 + */ + private String makeShortcutIconTitle(String content) { + content = content.replace(TAG_CHECKED, ""); + content = content.replace(TAG_UNCHECKED, ""); + return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, + SHORTCUT_ICON_TITLE_MAX_LEN) : content; + } + + /** + * 显示Toast提示 + */ + private void showToast(int resId) { + showToast(resId, Toast.LENGTH_SHORT); + } + + private void showToast(int resId, int duration) { + Toast.makeText(this, resId, duration).show(); + } + + /** + * 更新计时器显示 + */ + private void updateTimerDisplay() { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + } + + /** + * 启动计时器显示更新 + */ + private void startTimerDisplayUpdate() { + mDisplayHandler.removeCallbacksAndMessages(null); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + updateTimerDisplay(); + mDisplayHandler.postDelayed(this, 1000); + } + } + }; + mDisplayHandler.postDelayed(updateRunnable, 1000); + } + + /** + * 显示计时器控制对话框 + */ + private void showTimerControlDialog() { + // 创建一个非模态对话框 + final Dialog timerDialog = new Dialog(this, android.R.style.Theme_Dialog); + timerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + timerDialog.setCancelable(true); + timerDialog.setCanceledOnTouchOutside(true); + + // 设置对话框大小和位置 + Window window = timerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.MATCH_PARENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.BOTTOM; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + View view = LayoutInflater.from(this).inflate(R.layout.dialog_timer_control, null); + final TextView timerDisplayView = (TextView) view.findViewById(R.id.timer_display); + + // 隐藏所有控制按钮 + view.findViewById(R.id.btn_pause_resume).setVisibility(View.GONE); + view.findViewById(R.id.btn_stop).setVisibility(View.GONE); + + // 更新计时器显示 + long totalSeconds; + if (mIsCountdownMode) { + // 逆向计时模式：显示剩余时间 + totalSeconds = mTimerCurrentTime / 1000; + } else { + // 正向计时模式：显示已用时间 + totalSeconds = mTimerCurrentTime / 1000; + } + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + timerDisplayView.setText(timeStr); + + // 添加实时更新计时器显示的逻辑 + final android.os.Handler displayHandler = new android.os.Handler(); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning && timerDialog.isShowing()) { + long totalSeconds; + if (mIsCountdownMode) { + // 逆向计时模式：显示剩余时间 + totalSeconds = mTimerCurrentTime / 1000; + } else { + // 正向计时模式：显示已用时间 + totalSeconds = mTimerCurrentTime / 1000; + } + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + timerDisplayView.setText(timeStr); + displayHandler.postDelayed(this, 1000); + } + } + }; + + // 启动实时更新 + if (mIsTimerRunning) { + displayHandler.postDelayed(updateRunnable, 1000); + } + + // 对话框关闭时停止更新 + timerDialog.setOnDismissListener(new DialogInterface.OnDismissListener() { + @Override + public void onDismiss(DialogInterface dialog) { + displayHandler.removeCallbacks(updateRunnable); + } + }); + + timerDialog.setContentView(view); + timerDialog.show(); + mTimerDialog = timerDialog; + } + + /** + * 暂停学习计时器 + */ + private void pauseStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + // 暂停计时器显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 恢复学习计时器 + */ + private void resumeStudyTimer() { + if (!mIsTimerRunning) { + if (mIsCountdownMode) { + // 倒计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 重启计时器显示更新 + startTimerDisplayUpdate(); + } + } + + /** + * 停止学习计时器 + */ + private void stopStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + mDisplayHandler.removeCallbacksAndMessages(null); + + // 验证学习有效性 + if (mTimerCurrentTime >= 60000) { + // 学习时间超过1分钟，视为有效学习 + updateFocusDuration(mTimerCurrentTime); + } + + // 重置计时器变量 + mTimerCurrentTime = 0; + mTimerDuration = 0; + + // 关闭计时器对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + } + + /** + * 检查文件夹是否为学习文件夹 + */ + private boolean isStudyFolder(long folderId) { + // 查询文件夹的 IS_STUDY 字段 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.IS_STUDY}, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + boolean isStudy = false; + if (cursor != null && cursor.moveToFirst()) { + isStudy = (cursor.getInt(0) > 0); + cursor.close(); + } + return isStudy; + } + + /** + * 更新专注时长 + */ + private void updateFocusDuration(long duration) { + // 获取当前笔记所属的文件夹ID + long folderId = mWorkingNote.getFolderId(); + if (folderId <= 0) { + return; + } + + // 查询当前文件夹的专注时长 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.FOCUS_DURATION}, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + long currentDuration = 0; + if (cursor != null && cursor.moveToFirst()) { + currentDuration = cursor.getLong(0); + cursor.close(); + } + + // 更新专注时长 + long newDuration = currentDuration + duration; + ContentValues values = new ContentValues(); + values.put(Notes.NoteColumns.FOCUS_DURATION, newDuration); + values.put(Notes.NoteColumns.LOCAL_MODIFIED, 1); + + getContentResolver().update( + Notes.CONTENT_NOTE_URI, + values, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)} + ); + } + + /** + * 显示学习计时器对话框 + */ + private void showStudyTimerDialog() { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_study_timer, null); + + final RadioGroup timerModeGroup = (RadioGroup) view.findViewById(R.id.timer_mode_group); + final EditText hoursEdit = (EditText) view.findViewById(R.id.edit_hours); + final EditText minutesEdit = (EditText) view.findViewById(R.id.edit_minutes); + final EditText secondsEdit = (EditText) view.findViewById(R.id.edit_seconds); + + builder.setTitle("设置学习计时器"); + builder.setView(view); + + builder.setPositiveButton("开始", new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + // 获取计时模式 + int selectedModeId = timerModeGroup.getCheckedRadioButtonId(); + mIsCountdownMode = (selectedModeId == R.id.radio_countdown); + + // 获取时间设置 + int hours = Integer.parseInt(!TextUtils.isEmpty(hoursEdit.getText()) ? hoursEdit.getText().toString() : "0"); + int minutes = Integer.parseInt(!TextUtils.isEmpty(minutesEdit.getText()) ? minutesEdit.getText().toString() : "0"); + int seconds = Integer.parseInt(!TextUtils.isEmpty(secondsEdit.getText()) ? secondsEdit.getText().toString() : "0"); + + // 计算总时长（毫秒） + mTimerDuration = (hours * 3600 + minutes * 60 + seconds) * 1000; + + // 验证时间设置 + if (mIsCountdownMode && mTimerDuration < 60000) { + // 逆向计时时长小于1分钟 + Toast.makeText(NoteEditActivity.this, "逆向计时时长必须大于等于1分钟", Toast.LENGTH_SHORT).show(); + return; + } + + // 验证时间设置 + if (!mIsCountdownMode && mTimerDuration == 0) { + // 正向计时时长为0 + Toast.makeText(NoteEditActivity.this, "正向计时时长必须大于0", Toast.LENGTH_SHORT).show(); + return; + } + + // 开始计时 + startStudyTimer(); + dialog.dismiss(); + } + }); + + builder.setNegativeButton("取消", null); + builder.show(); + } + + /** + * 开始学习计时器 + */ + private void startStudyTimer() { + mTimerStartTime = System.currentTimeMillis(); + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 显示计时控制对话框 + showTimerControlDialog(); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NoteEditText.java b/src/net/micode/notes/ui/NoteEditText.java new file mode 100644 index 0000000..1f38316 --- /dev/null +++ b/src/net/micode/notes/ui/NoteEditText.java @@ -0,0 +1,284 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.graphics.Rect; +import android.text.Layout; +import android.text.Selection; +import android.text.Spanned; +import android.text.TextUtils; +import android.text.style.URLSpan; +import android.util.AttributeSet; +import android.util.Log; +import android.view.ContextMenu; +import android.view.KeyEvent; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.widget.EditText; + +import net.micode.notes.R; + +import java.util.HashMap; +import java.util.Map; + +/** + * 自定义笔记编辑文本框 + * 扩展自EditText，用于在NoteEditActivity中提供特殊的文本编辑功能 + * 主要功能：处理清单模式下的键盘事件、文本变化监听和链接识别 + */ +public class NoteEditText extends EditText { + private static final String TAG = "NoteEditText"; // 日志标签 + private int mIndex; // 当前编辑框在列表中的索引 + private int mSelectionStartBeforeDelete; // 删除操作前的光标起始位置 + + // URL协议常量 + private static final String SCHEME_TEL = "tel:" ; // 电话协议 + private static final String SCHEME_HTTP = "http:" ; // HTTP协议 + private static final String SCHEME_EMAIL = "mailto:"; // 邮件协议 + + // URL协议与对应菜单资源ID的映射 + private static final Map sSchemaActionResMap = new HashMap(); + static { + sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel); // 电话链接 + sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web); // 网页链接 + sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email);// 邮件链接 + } + + /** + * 文本视图变化监听器接口 + * 由NoteEditActivity实现，用于处理编辑框的变化事件 + */ + public interface OnTextViewChangeListener { + /** + * 当按下删除键且文本为空时，删除当前编辑框 + * @param index 编辑框索引 + * @param text 编辑框内容 + */ + void onEditTextDelete(int index, String text); + + /** + * 当按下回车键时，在当前编辑框后添加新的编辑框 + * @param index 当前编辑框索引 + * @param text 当前光标后的文本（将被移动到新编辑框） + */ + void onEditTextEnter(int index, String text); + + /** + * 当文本变化时，显示或隐藏项目选项 + * @param index 编辑框索引 + * @param hasText 是否有文本 + */ + void onTextChange(int index, boolean hasText); + } + + private OnTextViewChangeListener mOnTextViewChangeListener; // 文本变化监听器 + + /** + * 构造函数 + * @param context 上下文 + */ + public NoteEditText(Context context) { + super(context, null); + mIndex = 0; + } + + /** + * 设置编辑框索引 + * @param index 索引值 + */ + public void setIndex(int index) { + mIndex = index; + } + + /** + * 设置文本变化监听器 + * @param listener 监听器对象 + */ + public void setOnTextViewChangeListener(OnTextViewChangeListener listener) { + mOnTextViewChangeListener = listener; + } + + /** + * 构造函数 + * @param context 上下文 + * @param attrs 属性集 + */ + public NoteEditText(Context context, AttributeSet attrs) { + super(context, attrs, android.R.attr.editTextStyle); + } + + /** + * 构造函数 + * @param context 上下文 + * @param attrs 属性集 + * @param defStyle 默认样式 + */ + public NoteEditText(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + // TODO Auto-generated constructor stub + } + + /** + * 处理触摸事件 + * 重写此方法以支持在触摸位置设置光标 + */ + @Override + public boolean onTouchEvent(MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: + // 计算触摸位置对应的字符偏移量 + int x = (int) event.getX(); + int y = (int) event.getY(); + x -= getTotalPaddingLeft(); // 减去内边距 + y -= getTotalPaddingTop(); + x += getScrollX(); // 加上滚动偏移 + y += getScrollY(); + + Layout layout = getLayout(); + int line = layout.getLineForVertical(y); // 获取垂直方向行号 + int off = layout.getOffsetForHorizontal(line, x); // 获取水平方向字符偏移 + Selection.setSelection(getText(), off); // 设置光标位置 + break; + } + + return super.onTouchEvent(event); + } + + /** + * 按键按下事件处理 + * 主要处理回车键和删除键的预处理 + */ + @Override + public boolean onKeyDown(int keyCode, KeyEvent event) { + switch (keyCode) { + case KeyEvent.KEYCODE_ENTER: // 回车键 + if (mOnTextViewChangeListener != null) { + // 如果设置了监听器，返回false让onKeyUp处理 + return false; + } + break; + case KeyEvent.KEYCODE_DEL: // 删除键 + // 记录删除前的光标位置 + mSelectionStartBeforeDelete = getSelectionStart(); + break; + default: + break; + } + return super.onKeyDown(keyCode, event); + } + + /** + * 按键抬起事件处理 + * 主要处理回车键和删除键的具体逻辑 + */ + @Override + public boolean onKeyUp(int keyCode, KeyEvent event) { + switch(keyCode) { + case KeyEvent.KEYCODE_DEL: // 删除键 + if (mOnTextViewChangeListener != null) { + // 如果光标在开头且不是第一个编辑框，则触发删除事件 + if (0 == mSelectionStartBeforeDelete && mIndex != 0) { + mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); + return true; + } + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + break; + case KeyEvent.KEYCODE_ENTER: // 回车键 + if (mOnTextViewChangeListener != null) { + // 将当前光标后的文本移到新编辑框 + int selectionStart = getSelectionStart(); + String text = getText().subSequence(selectionStart, length()).toString(); + setText(getText().subSequence(0, selectionStart)); // 保留光标前的文本 + mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + break; + default: + break; + } + return super.onKeyUp(keyCode, event); + } + + /** + * 焦点变化事件处理 + * 当焦点变化时，通知监听器文本存在状态 + */ + @Override + protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { + if (mOnTextViewChangeListener != null) { + // 失去焦点时检查是否有文本 + if (!focused && TextUtils.isEmpty(getText())) { + mOnTextViewChangeListener.onTextChange(mIndex, false); + } else { + mOnTextViewChangeListener.onTextChange(mIndex, true); + } + } + super.onFocusChanged(focused, direction, previouslyFocusedRect); + } + + /** + * 创建上下文菜单 + * 识别文本中的链接，并提供相应的操作菜单 + */ + @Override + protected void onCreateContextMenu(ContextMenu menu) { + // 检查文本是否包含Span（如链接） + if (getText() instanceof Spanned) { + int selStart = getSelectionStart(); + int selEnd = getSelectionEnd(); + + // 获取选中区域的最小和最大位置 + int min = Math.min(selStart, selEnd); + int max = Math.max(selStart, selEnd); + + // 获取选中区域内的URLSpan + final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); + // 如果只有一个链接，则添加上下文菜单 + if (urls.length == 1) { + int defaultResId = 0; + // 根据URL协议确定菜单文本资源 + for(String schema: sSchemaActionResMap.keySet()) { + if(urls[0].getURL().indexOf(schema) >= 0) { + defaultResId = sSchemaActionResMap.get(schema); + break; + } + } + + // 如果未匹配到已知协议，使用"其他链接" + if (defaultResId == 0) { + defaultResId = R.string.note_link_other; + } + + // 添加上下文菜单项 + menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener( + new OnMenuItemClickListener() { + public boolean onMenuItemClick(MenuItem item) { + // 触发链接点击事件 + urls[0].onClick(NoteEditText.this); + return true; + } + }); + } + } + super.onCreateContextMenu(menu); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NoteItemData.java b/src/net/micode/notes/ui/NoteItemData.java new file mode 100644 index 0000000..cc79050 --- /dev/null +++ b/src/net/micode/notes/ui/NoteItemData.java @@ -0,0 +1,477 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.text.Html; +import android.text.TextUtils; + +import net.micode.notes.data.Contact; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.DataUtils; + +/** + * 笔记项数据封装类 + * 用于封装从数据库查询得到的笔记数据，提供便捷的数据访问方法 + * 在笔记列表等界面中作为数据项使用 + */ +public class NoteItemData { + // 数据库查询列投影 + static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 0: 笔记ID + NoteColumns.ALERTED_DATE, // 1: 提醒时间 + NoteColumns.BG_COLOR_ID, // 2: 背景颜色ID + NoteColumns.CREATED_DATE, // 3: 创建时间 + NoteColumns.HAS_ATTACHMENT, // 4: 是否有附件 + NoteColumns.MODIFIED_DATE, // 5: 修改时间 + NoteColumns.NOTES_COUNT, // 6: 笔记数量（针对文件夹） + NoteColumns.PARENT_ID, // 7: 父文件夹ID + NoteColumns.SNIPPET, // 8: 内容摘要 + NoteColumns.TITLE, // 9: 笔记标题 + NoteColumns.TYPE, // 10: 类型（笔记/文件夹/系统文件夹） + NoteColumns.WIDGET_ID, // 11: 小部件ID + NoteColumns.WIDGET_TYPE, // 12: 小部件类型 + NoteColumns.PINNED, // 13: 是否置顶 + NoteColumns.PRIVATE, // 14: 是否为隐私文件夹 + NoteColumns.IS_STUDY, // 15: 是否为学习文件夹 + NoteColumns.FOCUS_DURATION, // 16: 专注时长（毫秒） + }; + + // 列索引常量 + private static final int ID_COLUMN = 0; + private static final int ALERTED_DATE_COLUMN = 1; + private static final int BG_COLOR_ID_COLUMN = 2; + private static final int CREATED_DATE_COLUMN = 3; + private static final int HAS_ATTACHMENT_COLUMN = 4; + private static final int MODIFIED_DATE_COLUMN = 5; + private static final int NOTES_COUNT_COLUMN = 6; + private static final int PARENT_ID_COLUMN = 7; + private static final int SNIPPET_COLUMN = 8; + private static final int TITLE_COLUMN = 9; + private static final int TYPE_COLUMN = 10; + private static final int WIDGET_ID_COLUMN = 11; + private static final int WIDGET_TYPE_COLUMN = 12; + private static final int PINNED_COLUMN = 13; + private static final int PRIVATE_COLUMN = 14; + private static final int IS_STUDY_COLUMN = 15; + private static final int FOCUS_DURATION_COLUMN = 16; + + // 笔记数据字段 + private long mId; // 笔记ID + private long mAlertDate; // 提醒时间 + private int mBgColorId; // 背景颜色ID + private long mCreatedDate; // 创建时间 + private boolean mHasAttachment; // 是否有附件 + private long mModifiedDate; // 修改时间 + private int mNotesCount; // 笔记数量（针对文件夹） + private long mParentId; // 父文件夹ID + private String mSnippet; // 内容摘要 + private String mTitle; // 笔记标题 + private int mType; // 类型 + private int mWidgetId; // 小部件ID + private int mWidgetType; // 小部件类型 + private boolean mIsPinned; // 是否置顶 + private boolean mIsPrivate; // 是否为隐私文件夹 + private boolean mIsStudy; // 是否为学习文件夹 + private long mFocusDuration; // 专注时长（毫秒） + private String mName; // 联系人姓名（针对通话记录） + private String mPhoneNumber; // 电话号码（针对通话记录） + + // 位置信息字段 + private boolean mIsLastItem; // 是否是最后一项 + private boolean mIsFirstItem; // 是否是第一项 + private boolean mIsOnlyOneItem; // 是否是唯一一项 + private boolean mIsOneNoteFollowingFolder; // 是否是紧跟在文件夹后的单个笔记 + private boolean mIsMultiNotesFollowingFolder;// 是否是紧跟在文件夹后的多个笔记 + + /** + * 构造函数 + * @param context 上下文 + * @param cursor 数据库游标 + */ + public NoteItemData(Context context, Cursor cursor) { + // 从游标读取数据 + mId = cursor.getLong(ID_COLUMN); + mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); + mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); + mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); + mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; + mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); + mParentId = cursor.getLong(PARENT_ID_COLUMN); + + // 获取并处理snippet，移除HTML标签和清单标记 + mSnippet = cursor.getString(SNIPPET_COLUMN); + if (mSnippet != null) { + // 直接保存原始内容，不进行HTML转换 + // 因为我们需要保留内容的第一行作为标题，而HTML转换可能会丢失结构信息 + + // 只移除清单标记 + mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( + NoteEditActivity.TAG_UNCHECKED, ""); + + // 移除多余的空白字符 + mSnippet = mSnippet.trim(); + } + mTitle = cursor.getString(TITLE_COLUMN); // 读取标题字段，修复索引偏移问题 + mType = cursor.getInt(TYPE_COLUMN); + mWidgetId = cursor.getInt(WIDGET_ID_COLUMN); + mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); + mIsPinned = (cursor.getInt(PINNED_COLUMN) > 0) ? true : false; + mIsPrivate = (cursor.getInt(PRIVATE_COLUMN) > 0) ? true : false; + mIsStudy = (cursor.getInt(IS_STUDY_COLUMN) > 0) ? true : false; + mFocusDuration = cursor.getLong(FOCUS_DURATION_COLUMN); + + // 动态计算文件夹的便签数量 + if (mType == Notes.TYPE_FOLDER && mParentId == Notes.ID_TRASH_FOLER) { + // 只对回收站中的文件夹进行动态计算 + // 查询ORIGIN_PARENT_ID等于当前文件夹ID的便签数量 + // 这样可以在回收站中显示文件夹内的便签数量 + Cursor countCursor = context.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{"COUNT(*)"}, + Notes.NoteColumns.ORIGIN_PARENT_ID + "=?", + new String[]{String.valueOf(mId)}, + null); + if (countCursor != null) { + if (countCursor.moveToFirst()) { + mNotesCount = countCursor.getInt(0); + } + countCursor.close(); + } else { + mNotesCount = 0; + } + } else { + // 对于其他文件夹，使用原来的NOTES_COUNT字段 + mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); + } + + // 初始化通话记录相关字段 + mPhoneNumber = ""; + if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { + // 获取通话记录的电话号码 + mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); + if (!TextUtils.isEmpty(mPhoneNumber)) { + // 根据电话号码获取联系人姓名 + mName = Contact.getContact(context, mPhoneNumber); + if (mName == null) { + mName = mPhoneNumber; + } + } + } + + if (mName == null) { + mName = ""; + } + // 检查位置信息 + checkPostion(cursor); + } + + /** + * 检查当前项在列表中的位置 + * @param cursor 数据库游标 + */ + private void checkPostion(Cursor cursor) { + mIsLastItem = cursor.isLast() ? true : false; + mIsFirstItem = cursor.isFirst() ? true : false; + mIsOnlyOneItem = (cursor.getCount() == 1); + mIsMultiNotesFollowingFolder = false; + mIsOneNoteFollowingFolder = false; + + // 如果是笔记类型且不是第一项，检查前一项是否为文件夹 + if (mType == Notes.TYPE_NOTE && !mIsFirstItem) { + int position = cursor.getPosition(); + if (cursor.moveToPrevious()) { + if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER + || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) { + // 判断当前笔记后面是否还有更多笔记 + if (cursor.getCount() > (position + 1)) { + mIsMultiNotesFollowingFolder = true; + } else { + mIsOneNoteFollowingFolder = true; + } + } + // 移动回原来的位置 + if (!cursor.moveToNext()) { + throw new IllegalStateException("cursor move to previous but can't move back"); + } + } + } + } + + /** + * 检查是否是紧跟在文件夹后的单个笔记 + */ + public boolean isOneFollowingFolder() { + return mIsOneNoteFollowingFolder; + } + + /** + * 检查是否是紧跟在文件夹后的多个笔记 + */ + public boolean isMultiFollowingFolder() { + return mIsMultiNotesFollowingFolder; + } + + /** + * 检查是否是列表中的最后一项 + */ + public boolean isLast() { + return mIsLastItem; + } + + /** + * 获取通话记录的联系人姓名 + */ + public String getCallName() { + return mName; + } + + /** + * 检查是否是列表中的第一项 + */ + public boolean isFirst() { + return mIsFirstItem; + } + + /** + * 检查是否是列表中的唯一项 + */ + public boolean isSingle() { + return mIsOnlyOneItem; + } + + /** + * 获取笔记ID + */ + public long getId() { + return mId; + } + + /** + * 获取提醒时间 + */ + public long getAlertDate() { + return mAlertDate; + } + + /** + * 获取创建时间 + */ + public long getCreatedDate() { + return mCreatedDate; + } + + /** + * 检查是否有附件 + */ + public boolean hasAttachment() { + return mHasAttachment; + } + + /** + * 获取修改时间 + */ + public long getModifiedDate() { + return mModifiedDate; + } + + /** + * 获取背景颜色ID + */ + public int getBgColorId() { + return mBgColorId; + } + + /** + * 获取父文件夹ID + */ + public long getParentId() { + return mParentId; + } + + /** + * 获取笔记数量（针对文件夹） + */ + public int getNotesCount() { + return mNotesCount; + } + + /** + * 获取文件夹ID（与getParentId相同） + */ + public long getFolderId () { + return mParentId; + } + + /** + * 获取类型 + */ + public int getType() { + return mType; + } + + /** + * 获取小部件类型 + */ + public int getWidgetType() { + return mWidgetType; + } + + /** + * 获取小部件ID + */ + public int getWidgetId() { + return mWidgetId; + } + + /** + * 获取内容摘要 + */ + public String getSnippet() { + return mSnippet; + } + + /** + * 获取标题 + */ + public String getTitle() { + return mTitle; + } + + /** + * 获取显示标题：优先使用标题字段，无标题时使用内容摘要的第一行 + */ + public String getDisplayTitle() { + if (!TextUtils.isEmpty(mTitle)) { + return mTitle; + } + // 没有标题时，返回内容摘要的第一行 + if (!TextUtils.isEmpty(mSnippet)) { + // 临时存储原始snippet + String originalSnippet = mSnippet; + + // 第一步：移除HTML标签，提取纯文本 + String plainText = originalSnippet.replaceAll("<[^>]*>", ""); + + // 第二步：移除HTML实体 + plainText = plainText.replaceAll("&[^;]+;", ""); + + // 第三步：移除多余的空白字符 + plainText = plainText.trim(); + + // 第四步：如果处理后仍然为空，尝试从原始HTML中提取有意义的内容 + if (TextUtils.isEmpty(plainText)) { + // 尝试直接提取文本，不使用正则表达式 + try { + // 使用Android内置的Html.fromHtml方法转换为纯文本 + CharSequence fromHtmlText = Html.fromHtml(originalSnippet); + plainText = fromHtmlText.toString().trim(); + } catch (Exception e) { + // 如果转换失败，使用原始文本 + plainText = originalSnippet.replaceAll("<[^>]*>", "").trim(); + } + } + + // 第五步：如果仍然为空，返回默认标题 + if (TextUtils.isEmpty(plainText)) { + return "新便签"; + } + + // 第六步：获取第一行作为标题 + int newlineIndex = plainText.indexOf('\n'); + if (newlineIndex > 0) { + return plainText.substring(0, newlineIndex); + } else { + // 如果没有换行，返回前20个字符作为标题 + if (plainText.length() > 20) { + return plainText.substring(0, 20) + "..."; + } else { + return plainText; + } + } + } + return "新便签"; + } + + /** + * 检查是否有提醒 + */ + public boolean hasAlert() { + return (mAlertDate > 0); + } + + /** + * 检查是否是通话记录 + */ + public boolean isCallRecord() { + return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber)); + } + + /** + * 从游标获取笔记类型 + * @param cursor 数据库游标 + * @return 笔记类型 + */ + public static int getNoteType(Cursor cursor) { + return cursor.getInt(TYPE_COLUMN); + } + + /** + * 检查笔记是否置顶 + * @return 是否置顶 + */ + public boolean isPinned() { + return mIsPinned; + } + + /** + * 检查是否为隐私文件夹 + * @return 是否为隐私文件夹 + */ + public boolean isPrivate() { + return mIsPrivate; + } + + /** + * 检查是否为学习文件夹 + * @return 是否为学习文件夹 + */ + public boolean isStudy() { + return mIsStudy; + } + + /** + * 获取专注时长（毫秒） + * @return 专注时长 + */ + public long getFocusDuration() { + return mFocusDuration; + } + + /** + * 获取格式化的专注时长 + * @return 格式化的专注时长，格式为"xx小时xx分钟" + */ + public String getFormattedFocusDuration() { + long totalMinutes = mFocusDuration / (1000 * 60); + long hours = totalMinutes / 60; + long minutes = totalMinutes % 60; + return hours > 0 ? hours + "小时" + minutes + "分钟" : minutes + "分钟"; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NotesListActivity.java b/src/net/micode/notes/ui/NotesListActivity.java new file mode 100644 index 0000000..8b730ed --- /dev/null +++ b/src/net/micode/notes/ui/NotesListActivity.java @@ -0,0 +1,2684 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.app.Dialog; +import android.appwidget.AppWidgetManager; +import android.content.AsyncQueryHandler; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.database.Cursor; +import android.net.Uri; +import android.os.AsyncTask; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Editable; +import android.text.TextUtils; +import android.text.TextWatcher; +import android.util.Log; +import android.view.ActionMode; +import android.view.ContextMenu; +import android.view.ContextMenu.ContextMenuInfo; +import android.view.Display; +import android.view.HapticFeedbackConstants; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.View.OnCreateContextMenuListener; +import android.view.View.OnTouchListener; +import android.view.Window; +import android.view.WindowManager; +import android.view.Gravity; +import android.view.inputmethod.InputMethodManager; +import android.widget.AdapterView; +import android.widget.AdapterView.OnItemClickListener; +import android.widget.AdapterView.OnItemLongClickListener; +import android.widget.Button; +import android.widget.EditText; +import android.widget.LinearLayout; +import android.widget.ListView; +import android.widget.PopupMenu; +import android.widget.RadioGroup; +import android.widget.TextView; +import android.widget.Toast; +import android.graphics.Color; +import android.graphics.drawable.ColorDrawable; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.gtask.remote.GTaskSyncService; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.tool.BackupUtils; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.util.HashSet; + +/** + * 笔记列表活动 + * 笔记应用的主界面，显示笔记和文件夹列表，提供笔记的浏览、管理、搜索和设置等功能 + * 支持多选操作、文件夹管理、导入导出等高级功能 + */ +public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener { + // 异步查询标记 + private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; // 文件夹笔记列表查询标记 + private static final int FOLDER_LIST_QUERY_TOKEN = 1; // 文件夹列表查询标记 + + // 上下文菜单项ID + private static final int MENU_FOLDER_DELETE = 0; // 删除文件夹 + private static final int MENU_FOLDER_VIEW = 1; // 查看文件夹 + private static final int MENU_FOLDER_CHANGE_NAME = 2; // 修改文件夹名称 + private static final int MENU_FOLDER_PIN = 3; // 置顶文件夹 + private static final int MENU_FOLDER_UNPIN = 4; // 取消置顶文件夹 + private static final int MENU_NOTE_EDIT_TOPIC = 5; // 编辑便签标题 + private static final int MENU_NOTE_PIN = 6; // 置顶便签 + private static final int MENU_NOTE_UNPIN = 7; // 取消置顶便签 + private static final int MENU_RESTORE = 100; // 恢复 + private static final int MENU_PERMANENT_DELETE = 101; // 彻底删除 + private static final int MENU_NOTE_DELETE = 102; // 删除便签 + + // 首选项键名 + private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction"; + + /** + * 列表编辑状态枚举 + */ + private enum ListEditState { + NOTE_LIST, // 普通笔记列表 + SUB_FOLDER, // 子文件夹视图 + CALL_RECORD_FOLDER, // 通话记录文件夹 + TRASH_FOLDER // 回收站文件夹 + }; + + private ListEditState mState; // 当前列表状态 + private BackgroundQueryHandler mBackgroundQueryHandler; // 后台查询处理器 + private NotesListAdapter mNotesListAdapter; // 笔记列表适配器 + private ListView mNotesListView; // 笔记列表视图 + private Button mAddNewNote; // 新建笔记按钮 + private boolean mDispatch; // 是否分发触摸事件标志 + private int mOriginY; // 原始Y坐标 + private int mDispatchY; // 分发Y坐标 + private LinearLayout mTitleBarLayout; // 标题栏布局 + private TextView mTitleBar; // 标题栏文本 + private Button mStudyTimerButton; // 学习计时器按钮 + private long mCurrentFolderId; // 当前文件夹ID + private ContentResolver mContentResolver; // 内容解析器 + private ModeCallback mModeCallBack; // 多选模式回调 + private static final String TAG = "NotesListActivity"; // 日志标签 + public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; // 列表滚动速率 + private NoteItemData mFocusNoteDataItem; // 当前焦点笔记项数据 + + // 查询条件 + private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; + private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>" + + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?) OR (" + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND " + + NoteColumns.NOTES_COUNT + ">0)"; + private static final String TRASH_SELECTION = "(" + NoteColumns.PARENT_ID + "=?" + " AND " + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + ")"; + + // 请求码 + private final static int REQUEST_CODE_OPEN_NODE = 102; // 打开笔记 + private final static int REQUEST_CODE_NEW_NODE = 103; // 新建笔记 + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.note_list); // 设置列表布局 + + // 初始化资源和视图 + initResources(); + + /** + * 首次使用时插入介绍说明 + */ + setAppInfoFromRawRes(); + // 注册Android 13+的返回键回调 + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.TIRAMISU) { + getOnBackInvokedDispatcher().registerOnBackInvokedCallback( + android.window.OnBackInvokedDispatcher.PRIORITY_DEFAULT, + new android.window.OnBackInvokedCallback() { + @Override + public void onBackInvoked() { + handleBackPress(); + } + } + ); + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + if (resultCode == RESULT_OK + && (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) { + // 笔记操作后刷新列表 + mNotesListAdapter.changeCursor(null); + + // 接收并处理从 NoteEditActivity 返回的计时器状态 + if (data != null) { + boolean isTimerRunning = data.getBooleanExtra("is_timer_running", false); + long timerCurrentTime = data.getLongExtra("timer_current_time", 0); + boolean isCountdownMode = data.getBooleanExtra("is_countdown_mode", false); + long timerDuration = data.getLongExtra("timer_duration", 0); + + // 更新计时器状态 + mIsTimerRunning = isTimerRunning; + mTimerCurrentTime = timerCurrentTime; + mIsCountdownMode = isCountdownMode; + mTimerDuration = timerDuration; + + // 如果计时器已经停止，关闭对话框并刷新列表 + if (!mIsTimerRunning) { + // 关闭对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + // 刷新文件夹显示，更新专注时长 + startAsyncNotesListQuery(); + } + } + } else { + super.onActivityResult(requestCode, resultCode, data); + } + } + + /** + * 从资源文件读取应用介绍信息并插入到笔记中 + */ + private void setAppInfoFromRawRes() { + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); + // 检查是否已经添加过介绍 + if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) { + StringBuilder sb = new StringBuilder(); + InputStream in = null; + try { + in = getResources().openRawResource(R.raw.introduction); + if (in != null) { + InputStreamReader isr = new InputStreamReader(in); + BufferedReader br = new BufferedReader(isr); + char [] buf = new char[1024]; + int len = 0; + while ((len = br.read(buf)) > 0) { + sb.append(buf, 0, len); + } + } else { + Log.e(TAG, "Read introduction file error"); + return; + } + } catch (IOException e) { + e.printStackTrace(); + return; + } finally { + if(in != null) { + try { + in.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + } + + // 创建介绍笔记 + WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER, + AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE, + ResourceParser.RED); + note.setWorkingText(sb.toString()); + if (note.saveNote()) { + sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit(); + } else { + Log.e(TAG, "Save introduction note error"); + return; + } + } + } + + @Override + protected void onStart() { + super.onStart(); + startAsyncNotesListQuery(); // 启动异步笔记列表查询 + } + + /** + * 初始化资源和视图 + */ + private void initResources() { + mContentResolver = this.getContentResolver(); + mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); + mCurrentFolderId = Notes.ID_ROOT_FOLDER; // 默认根文件夹 + mNotesListView = (ListView) findViewById(R.id.notes_list); + // 添加列表脚部视图 + mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null), + null, false); + mNotesListView.setOnItemClickListener(new OnListItemClickListener()); // 设置列表项点击监听 + mNotesListView.setOnItemLongClickListener(this); // 设置列表项长按监听 + mNotesListAdapter = new NotesListAdapter(this); // 创建列表适配器 + mNotesListView.setAdapter(mNotesListAdapter); + // 注册上下文菜单，用于文件夹长按操作 + registerForContextMenu(mNotesListView); + mAddNewNote = (Button) findViewById(R.id.btn_new_note); + mAddNewNote.setOnClickListener(this); // 设置新建笔记按钮点击监听 + mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); // 设置新建笔记按钮触摸监听 + mDispatch = false; + mDispatchY = 0; + mOriginY = 0; + mTitleBarLayout = (LinearLayout) findViewById(R.id.title_bar); + mTitleBar = (TextView) findViewById(R.id.tv_title_bar); + mStudyTimerButton = (Button) findViewById(R.id.btn_study_timer); + mStudyTimerButton.setOnClickListener(this); // 设置时钟按钮点击监听器 + mState = ListEditState.NOTE_LIST; // 初始状态为普通笔记列表 + mModeCallBack = new ModeCallback(); // 创建多选模式回调 + } + /** + * 多选模式回调类 + * 实现列表的多选操作功能 + */ + private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener { + private DropdownMenu mDropDownMenu; // 下拉菜单 + private ActionMode mActionMode; // 操作模式 + private MenuItem mMoveMenu; // 移动菜单项 + private MenuItem mDeleteMenu; // 删除菜单项 + private MenuItem mRestoreMenu; // 恢复菜单项 + + // 定义菜单项ID常量 + private static final int MENU_RESTORE = 100; + private static final int MENU_PERMANENT_DELETE = 101; + + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + menu.clear(); // 清空菜单 + + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 回收站中显示恢复和彻底删除菜单 + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore) + .setOnMenuItemClickListener(this); + menu.add(0, MENU_PERMANENT_DELETE, 1, R.string.menu_permanent_delete) + .setOnMenuItemClickListener(this); + } else { + // 普通文件夹中显示菜单 + getMenuInflater().inflate(R.menu.note_list_options, menu); // 加载多选菜单 + menu.findItem(R.id.delete).setOnMenuItemClickListener(this); // 删除菜单项 + mMoveMenu = menu.findItem(R.id.move); // 移动菜单项 + // 根据条件设置移动菜单项可见性 + boolean hideMoveMenu = DataUtils.getUserFolderCount(mContentResolver) == 0; + // 如果有焦点便签且它来自通话记录文件夹，也隐藏移动菜单 + if (mFocusNoteDataItem != null) { + hideMoveMenu = hideMoveMenu || (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER); + } + if (hideMoveMenu) { + mMoveMenu.setVisible(false); + } else { + mMoveMenu.setVisible(true); + mMoveMenu.setOnMenuItemClickListener(this); + } + + // 添加Edit topic选项，初始状态隐藏 + MenuItem editTopicMenu = menu.add(0, MENU_NOTE_EDIT_TOPIC, 0, R.string.menu_edit_topic); + editTopicMenu.setOnMenuItemClickListener(this); + editTopicMenu.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS); + // 初始状态隐藏，在onPrepareActionMode中根据选中数量动态显示 + editTopicMenu.setVisible(false); + } + + mActionMode = mode; + mNotesListAdapter.setChoiceMode(true); // 启用选择模式 + // 注意：不再禁用长按，以便在多选模式下也能通过长按显示上下文菜单 + mAddNewNote.setVisibility(View.GONE); // 隐藏新建笔记按钮 + + // 设置自定义视图（下拉菜单） + View customView = LayoutInflater.from(NotesListActivity.this).inflate( + R.layout.note_list_dropdown_menu, null); + mode.setCustomView(customView); + mDropDownMenu = new DropdownMenu(NotesListActivity.this, + (Button) customView.findViewById(R.id.selection_menu), + R.menu.note_list_dropdown); + mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){ + public boolean onMenuItemClick(MenuItem item) { + // 全选/取消全选 + mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected()); + updateMenu(); // 更新菜单 + return true; + } + + }); + return true; + } + + /** + * 更新菜单状态 + */ + private void updateMenu() { + int selectedCount = mNotesListAdapter.getSelectedCount(); + // 更新下拉菜单标题 + String format = getResources().getString(R.string.menu_select_title, selectedCount); + mDropDownMenu.setTitle(format); + MenuItem item = mDropDownMenu.findItem(R.id.action_select_all); + if (item != null) { + if (mNotesListAdapter.isAllSelected()) { + item.setChecked(true); + item.setTitle(R.string.menu_deselect_all); // 全选时显示"取消全选" + } else { + item.setChecked(false); + item.setTitle(R.string.menu_select_all); // 未全选时显示"全选" + } + } + // 如果有编辑标题菜单，根据选中数量动态显示/隐藏 + if (mActionMode != null) { + Menu menu = mActionMode.getMenu(); + MenuItem editTopicMenu = menu.findItem(MENU_NOTE_EDIT_TOPIC); + if (editTopicMenu != null) { + editTopicMenu.setVisible(selectedCount == 1); + } + } + } + + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + // 根据选中的便签数量动态显示/隐藏Edit topic选项 + MenuItem editTopicMenu = menu.findItem(MENU_NOTE_EDIT_TOPIC); + if (editTopicMenu != null) { + int selectedCount = mNotesListAdapter.getSelectedCount(); + editTopicMenu.setVisible(selectedCount == 1); + } + return true; + } + + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + // TODO Auto-generated method stub + return false; + } + + public void onDestroyActionMode(ActionMode mode) { + // 退出多选模式时的清理工作 + mNotesListAdapter.setChoiceMode(false); // 禁用选择模式 + mNotesListView.setLongClickable(true); // 启用长按 + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mActionMode = null; + mNotesListView.clearChoices(); + } + + public void finishActionMode() { + if (mActionMode != null) { + mActionMode.finish(); // 结束操作模式，防止空指针异常 + } + } + + public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) { + mNotesListAdapter.setCheckedItem(position, checked); // 设置选中状态 + + // 当只选择一个便签时，保存为焦点项，用于Edit topic + if (checked && mNotesListAdapter.getSelectedCount() == 1) { + Cursor cursor = mNotesListAdapter.getCursor(); + if (cursor != null && cursor.moveToPosition(position)) { + mFocusNoteDataItem = new NoteItemData(NotesListActivity.this, cursor); + } + } else if (!checked && mNotesListAdapter.getSelectedCount() == 0) { + mFocusNoteDataItem = null; + } + + updateMenu(); // 更新菜单 + // 注意：不要在这里调用mode.finish()，否则会导致系统销毁意外的ActionMode实例 + // 选择模式应该由用户自己点击返回键或点击空白区域退出 + } + + public boolean onMenuItemClick(MenuItem item) { + if (mNotesListAdapter.getSelectedCount() == 0) { + Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none), + Toast.LENGTH_SHORT).show(); // 未选择任何项时提示 + return true; + } + + switch (item.getItemId()) { + case R.id.delete: + // 批量删除确认对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_notes, + mNotesListAdapter.getSelectedCount())); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchDelete(); // 执行批量删除 + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + break; + case R.id.move: + // 保存当前选择模式的状态，防止在异步查询过程中被意外结束 + startQueryDestinationFolders(); // 查询目标文件夹 + break; + case MENU_RESTORE: + // 批量恢复确认对话框 + AlertDialog.Builder restoreBuilder = new AlertDialog.Builder(NotesListActivity.this); + restoreBuilder.setTitle(getString(R.string.menu_restore_from_trash)); + restoreBuilder.setIcon(android.R.drawable.ic_dialog_alert); + restoreBuilder.setMessage(getString(R.string.alert_message_restore_notes, + mNotesListAdapter.getSelectedCount())); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchRestoreFromTrash(); // 执行批量恢复 + } + }); + restoreBuilder.setNegativeButton(android.R.string.cancel, null); + restoreBuilder.show(); + break; + case MENU_PERMANENT_DELETE: + // 批量彻底删除确认对话框 + AlertDialog.Builder permanentDeleteBuilder = new AlertDialog.Builder(NotesListActivity.this); + permanentDeleteBuilder.setTitle(getString(R.string.menu_permanent_delete)); + permanentDeleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + permanentDeleteBuilder.setMessage(getString(R.string.alert_message_permanent_delete, + mNotesListAdapter.getSelectedCount())); + permanentDeleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchPermanentDelete(); // 执行批量彻底删除 + } + }); + permanentDeleteBuilder.setNegativeButton(android.R.string.cancel, null); + permanentDeleteBuilder.show(); + break; + case MENU_NOTE_EDIT_TOPIC: + // 编辑便签标题 + if (mNotesListAdapter.getSelectedCount() == 1) { + // 在结束选择模式前保存当前焦点便签，防止mFocusNoteDataItem被重置 + NoteItemData tempNoteItem = mFocusNoteDataItem; + mActionMode.finish(); // 结束选择模式 + // 使用保存的便签项显示编辑对话框 + mFocusNoteDataItem = tempNoteItem; + if (mFocusNoteDataItem != null) { + showEditNoteTopicDialog(); + } + } else { + Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_single_note), + Toast.LENGTH_SHORT).show(); + } + break; + default: + return false; + } + return true; + } + } + + /** + * 新建笔记按钮的触摸监听器 + * 处理透明区域的事件分发 + */ + private class NewNoteOnTouchListener implements OnTouchListener { + + public boolean onTouch(View v, MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: { + Display display = getWindowManager().getDefaultDisplay(); + int screenHeight = display.getHeight(); + int newNoteViewHeight = mAddNewNote.getHeight(); + int start = screenHeight - newNoteViewHeight; + int eventY = start + (int) event.getY(); + /** + * 减去标题栏的高度 + */ + if (mState == ListEditState.SUB_FOLDER) { + eventY -= mTitleBar.getHeight(); + start -= mTitleBar.getHeight(); + } + /** + * HACKME:当点击"新建笔记"按钮的透明部分时，将事件分发给列表视图。 + * 透明部分的公式为 y=-0.12x+94（单位：像素）和按钮的顶部线条。 + * 坐标基于"新建笔记"按钮的左侧。 + * 94表示透明部分的最大高度。 + * 注意：如果按钮背景改变，公式也应改变。 + * 这只是为了满足UI设计师的强烈要求。 + */ + if (event.getY() < (event.getX() * (-0.12) + 94)) { + View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1 + - mNotesListView.getFooterViewsCount()); + if (view != null && view.getBottom() > start + && (view.getTop() < (start + 94))) { + mOriginY = (int) event.getY(); + mDispatchY = eventY; + event.setLocation(event.getX(), mDispatchY); + mDispatch = true; + return mNotesListView.dispatchTouchEvent(event); // 分发触摸事件 + } + } + break; + } + case MotionEvent.ACTION_MOVE: { + if (mDispatch) { + mDispatchY += (int) event.getY() - mOriginY; + event.setLocation(event.getX(), mDispatchY); + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + default: { + if (mDispatch) { + event.setLocation(event.getX(), mDispatchY); + mDispatch = false; + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + } + return false; + } + + }; + + /** + * 启动异步笔记列表查询 + */ + private void startAsyncNotesListQuery() { + String selection; + String[] selectionArgs; + + if (mCurrentFolderId == Notes.ID_ROOT_FOLDER) { + // 根文件夹查询条件 + selection = ROOT_FOLDER_SELECTION; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 回收站根目录查询条件 + // 显示所有直接位于回收站根目录的项目，包括单独删除的便签和文件夹 + // 对于文件夹，只显示文件夹本身，不显示文件夹内的便签 + // 对于单独删除的便签，直接显示在回收站根目录 + // 对于文件夹内的便签，不显示在回收站根目录，只显示在文件夹内 + // 显示规则： + // 1. 显示所有类型为文件夹的项目（被删除的文件夹） + // 2. 显示类型为便签的项目，并且它们是单独删除的 + // 单独删除的判断：该便签的ORIGIN_PARENT_ID对应的文件夹不存在于回收站中 + selection = NORMAL_SELECTION + " AND (" + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " OR " + + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE + " AND " + + "(" + + // 条件：该便签的ORIGIN_PARENT_ID对应的文件夹不存在于回收站中 + // 即该便签是单独删除的，而不是某个被删除文件夹的内容 + NoteColumns.ORIGIN_PARENT_ID + " NOT IN (" + + "SELECT " + NoteColumns.ID + " FROM " + + net.micode.notes.data.NotesDatabaseHelper.TABLE.NOTE + " WHERE " + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + + ")" + + ")" + + "))"; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else if (mState == ListEditState.TRASH_FOLDER) { + // 在回收站中打开文件夹时，查询ORIGIN_PARENT_ID等于当前文件夹ID的所有便签和文件夹 + // 因为当文件夹被移动到回收站时，文件夹内的便签的PARENT_ID会被设置为回收站ID + // 但它们的ORIGIN_PARENT_ID会被保存为原来的文件夹ID + selection = NoteColumns.ORIGIN_PARENT_ID + "=?"; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else { + // 普通文件夹查询条件 + selection = NORMAL_SELECTION; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } + + // 排序条件：先按类型排序（文件夹在前，便签在后），再按置顶状态排序，最后按修改时间排序 + mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + NoteItemData.PROJECTION, selection, selectionArgs, + NoteColumns.TYPE + " DESC," + NoteColumns.PINNED + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); + } + + /** + * 后台查询处理器 + */ + private final class BackgroundQueryHandler extends AsyncQueryHandler { + public BackgroundQueryHandler(ContentResolver contentResolver) { + super(contentResolver); + } + + @Override + protected void onQueryComplete(int token, Object cookie, Cursor cursor) { + switch (token) { + case FOLDER_NOTE_LIST_QUERY_TOKEN: + mNotesListAdapter.changeCursor(cursor); // 更新笔记列表适配器 + break; + case FOLDER_LIST_QUERY_TOKEN: + if (cursor != null && cursor.getCount() > 0) { + showFolderListMenu(cursor); // 显示文件夹列表菜单 + } else { + Log.e(TAG, "Query folder failed"); + } + break; + default: + return; + } + } + } + + /** + * 显示文件夹列表菜单（用于移动笔记） + */ + private void showFolderListMenu(Cursor cursor) { + // 保存当前的ActionMode引用，以便在操作完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(R.string.menu_title_select_folder); + final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); + builder.setAdapter(adapter, new DialogInterface.OnClickListener() { + + public void onClick(DialogInterface dialog, int which) { + // 获取目标文件夹ID + long targetFolderId = adapter.getItemId(which); + // 获取要移动的便签数量 + int moveCount; + + if (mNotesListAdapter.isInChoiceMode()) { + // 多选模式下，移动所有选中的便签 + DataUtils.batchMoveToFolder(mContentResolver, + mNotesListAdapter.getSelectedItemIds(), targetFolderId); + moveCount = mNotesListAdapter.getSelectedCount(); + } else { + // 单选模式下，移动当前焦点便签 + if (mFocusNoteDataItem != null) { + DataUtils.batchMoveToFolder(mContentResolver, + new HashSet() {{ add(mFocusNoteDataItem.getId()); }}, targetFolderId); + moveCount = 1; + } else { + moveCount = 0; + } + } + + if (moveCount > 0) { + // 显示移动成功提示 + Toast.makeText( + NotesListActivity.this, + getString(R.string.format_move_notes_to_folder, + moveCount, + adapter.getFolderName(NotesListActivity.this, which)), + Toast.LENGTH_SHORT).show(); + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + } + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }); + builder.show(); + } + + /** + * 创建新笔记 + */ + private void createNewNote() { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); + // 传递计时器状态 + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); + } + + /** + * 批量删除笔记 + */ + private void batchDelete() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 所有模式下，都将删除的笔记移动到回收站 + if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter + .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 从回收站批量恢复笔记 + */ + private void batchRestoreFromTrash() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 将选中的笔记从回收站恢复 + HashSet ids = mNotesListAdapter.getSelectedItemIds(); + // 遍历每个选中的笔记 + for (long id : ids) { + // 检查当前是否在回收站中的文件夹内 + if (mCurrentFolderId != Notes.ID_TRASH_FOLER) { + // 在文件夹内恢复单个便签，恢复到根文件夹 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, Notes.ID_ROOT_FOLDER); + } else { + // 在回收站根目录恢复 + // 查询笔记的原始父文件夹ID + long originParentId = getOriginParentId(id); + // 检查原始父文件夹是否存在且不在回收站中 + boolean parentFolderExists; + if (originParentId == Notes.ID_ROOT_FOLDER) { + // 根文件夹永远存在 + parentFolderExists = true; + } else { + // 检查普通文件夹是否存在且不在回收站中 + parentFolderExists = DataUtils.visibleInNoteDatabase(mContentResolver, originParentId, Notes.TYPE_FOLDER); + } + // 如果父文件夹不存在或在回收站中，恢复到根文件夹 + long targetFolderId = parentFolderExists ? originParentId : Notes.ID_ROOT_FOLDER; + // 将笔记移动到目标文件夹 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, targetFolderId); + } + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 批量彻底删除笔记 + */ + private void batchPermanentDelete() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 彻底删除选中的笔记 + if (!DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter.getSelectedItemIds())) { + Log.e(TAG, "Permanent delete notes error, should not happens"); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 获取笔记的原始父文件夹ID + */ + private long getOriginParentId(long noteId) { + // 查询笔记的原始父文件夹ID + long originParentId = Notes.ID_ROOT_FOLDER; // 默认根文件夹 + String[] projection = {Notes.NoteColumns.ORIGIN_PARENT_ID}; + Cursor cursor = mContentResolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + projection, + null, + null, + null); + if (cursor != null) { + if (cursor.moveToFirst()) { + originParentId = cursor.getLong(0); + // 如果原始父文件夹ID无效，使用根文件夹 + if (originParentId <= 0) { + originParentId = Notes.ID_ROOT_FOLDER; + } + } + cursor.close(); + } + return originParentId; + } + + /** + * 设置文件夹的置顶状态 + * @param folderId 文件夹ID + * @param pinned 是否置顶 + */ + private void setFolderPinnedStatus(long folderId, boolean pinned) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PINNED, pinned ? 1 : 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + // 更新文件夹的置顶状态 + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[] {String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}); + + // 刷新列表，让置顶状态生效 + startAsyncNotesListQuery(); + } + + /** + * 设置便签的置顶状态 + * @param noteId 便签ID + * @param pinned 是否置顶 + */ + private void setNotePinnedStatus(long noteId, boolean pinned) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PINNED, pinned ? 1 : 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + // 更新便签的置顶状态 + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[] {String.valueOf(noteId), String.valueOf(Notes.TYPE_NOTE)}); + + // 刷新列表，让置顶状态生效 + startAsyncNotesListQuery(); + } + + /** + * 显示编辑便签标题对话框 + */ + private void showEditNoteTopicDialog() { + // 检查mFocusNoteDataItem是否为null + if (mFocusNoteDataItem == null) { + Log.e(TAG, "showEditNoteTopicDialog: mFocusNoteDataItem is null"); + return; + } + + // 创建对话框视图 + View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_topic, null); + final EditText etTopic = (EditText) view.findViewById(R.id.et_topic); + + // 设置初始标题为便签的标题字段，如果标题字段为空，则使用内容摘要的第一行 + String currentTopic = mFocusNoteDataItem.getDisplayTitle(); + if (!TextUtils.isEmpty(currentTopic)) { + // 由于NoteItemData中已经处理过HTML标签，这里不需要再处理 + etTopic.setText(currentTopic); + etTopic.setSelection(currentTopic.length()); // 选中所有文本 + } + + // 创建对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(R.string.menu_edit_topic); + // 使用系统默认编辑图标 + builder.setIcon(android.R.drawable.ic_menu_edit); + builder.setView(view); + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + // 取消编辑，不做任何操作 + } + }); + + final Dialog dialog = builder.show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + String topic = etTopic.getText().toString().trim(); + if (!TextUtils.isEmpty(topic)) { + // 更新便签标题 + updateNoteTopic(topic); + dialog.dismiss(); + } else { + // 标题不能为空，显示提示 + Toast.makeText(NotesListActivity.this, getString(R.string.topic_cannot_be_empty), + Toast.LENGTH_LONG).show(); + } + } + }); + } + + /** + * 更新便签标题 + * @param topic 新标题 + */ + private void updateNoteTopic(String topic) { + // 检查mFocusNoteDataItem是否为null + if (mFocusNoteDataItem == null) { + Log.e(TAG, "updateNoteTopic: mFocusNoteDataItem is null"); + return; + } + + // 更新便签的标题字段，而不是修改内容 + ContentValues values = new ContentValues(); + values.put(NoteColumns.TITLE, topic); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + mContentResolver.update( + Notes.CONTENT_NOTE_URI, + values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mFocusNoteDataItem.getId()), String.valueOf(Notes.TYPE_NOTE)}); + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + } + + /** + * 恢复文件夹 + * @param folderId 文件夹ID + */ + private void restoreFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + // 使用递归方式获取所有层级的子项 + HashSet items = new HashSet(); + // 将文件夹本身也添加到要恢复的列表中 + items.add(folderId); + // 递归获取所有子项 + getRecycleBinFolderItems(folderId, items); + + // 恢复文件夹及其所有子项 + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, folderId); + // 遍历每个要恢复的项目 + for (long id : items) { + // 查询项目的原始父文件夹ID + long originParentId = getOriginParentId(id); + // 将项目恢复到原始位置 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, originParentId); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + } + }.execute(); + + // 刷新列表，显示恢复后的结果 + startAsyncNotesListQuery(); + } + + /** + * 恢复单个便签 + * @param noteId 便签ID + */ + private void restoreNote(long noteId) { + // 查询便签的原始父文件夹ID + long originParentId = getOriginParentId(noteId); + // 检查原始父文件夹是否存在且不在回收站中 + boolean parentFolderExists; + if (originParentId == Notes.ID_ROOT_FOLDER) { + // 根文件夹永远存在 + parentFolderExists = true; + } else { + // 检查普通文件夹是否存在且不在回收站中 + parentFolderExists = DataUtils.visibleInNoteDatabase(mContentResolver, originParentId, Notes.TYPE_FOLDER); + } + // 如果父文件夹不存在或在回收站中，恢复到根文件夹 + long targetFolderId = parentFolderExists ? originParentId : Notes.ID_ROOT_FOLDER; + // 将便签移动到目标文件夹 + DataUtils.moveNoteToFoler(mContentResolver, noteId, Notes.ID_TRASH_FOLER, targetFolderId); + // 刷新列表，显示恢复后的结果 + startAsyncNotesListQuery(); + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + } + + /** + * 彻底删除文件夹 + * @param folderId 文件夹ID + */ + private void permanentDeleteFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + // 在回收站中，需要根据ORIGIN_PARENT_ID来查询文件夹内容 + HashSet items = new HashSet<>(); + + // 添加文件夹本身 + items.add(folderId); + + // 递归获取所有子项 + getRecycleBinFolderItems(folderId, items); + + // 彻底删除文件夹及其所有子项 + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + // 获取所有相关的小部件 + HashSet widgets = new HashSet<>(); + for (long itemId : items) { + // 只获取便签的小部件 + if (DataUtils.visibleInNoteDatabase(mContentResolver, itemId, Notes.TYPE_NOTE)) { + widgets.addAll(DataUtils.getFolderNoteWidget(mContentResolver, itemId)); + } + } + // 彻底删除所有项目 + DataUtils.batchDeleteNotes(mContentResolver, items); + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + } + }.execute(); + + // 刷新列表，显示删除后的结果 + startAsyncNotesListQuery(); + } + + /** + * 递归获取回收站文件夹下的所有子项 + * @param folderId 文件夹ID + * @param items 用于存储子项ID的集合 + */ + private void getRecycleBinFolderItems(long folderId, HashSet items) { + // 查询该文件夹下的所有子项（根据ORIGIN_PARENT_ID和当前PARENT_ID是回收站ID） + Cursor cursor = mContentResolver.query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.ID, Notes.NoteColumns.TYPE}, + Notes.NoteColumns.ORIGIN_PARENT_ID + "=? AND " + Notes.NoteColumns.PARENT_ID + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + long itemId = cursor.getLong(0); + int itemType = cursor.getInt(1); + + // 添加到要恢复的列表中 + items.add(itemId); + + // 如果是文件夹，递归获取其下的子项 + if (itemType == Notes.TYPE_FOLDER) { + getRecycleBinFolderItems(itemId, items); + } + } while (cursor.moveToNext()); + } + cursor.close(); + } + } + + /** + * 删除文件夹 + */ + private void deleteFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + HashSet items = DataUtils.getFolderItems(mContentResolver, folderId); + // 将文件夹本身也添加到要删除的列表中 + items.add(folderId); + + // 保存原始父文件夹ID并将文件夹及其所有子项移动到回收站 + // 对于文件夹本身，将其PARENT_ID设置为回收站ID + // 对于文件夹内的便签，将其PARENT_ID设置为回收站ID，ORIGIN_PARENT_ID设置为原始父文件夹ID + // 这样在回收站中打开文件夹时，我们可以通过ORIGIN_PARENT_ID来查询该文件夹下的所有便签和文件夹 + + HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, folderId); + + // 将文件夹及其所有子项一起移动到回收站 + // 这样所有项目的PARENT_ID都会被设置为回收站ID，ORIGIN_PARENT_ID会被设置为原始父文件夹ID + DataUtils.batchMoveToFolder(mContentResolver, items, Notes.ID_TRASH_FOLER); + + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + } + + /** + * 打开笔记（进入编辑界面） + */ + private void openNode(NoteItemData data) { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, data.getId()); + // 传递计时器状态 + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); + } + + /** + * 打开文件夹（进入文件夹视图） + */ + private void openFolder(NoteItemData data) { + // 检查是否为隐私文件夹 + if (data.isPrivate()) { + // 显示密码验证对话框 + showPasswordVerifyDialog(data); + } else { + // 普通文件夹，直接打开 + openFolderInternal(data); + } + } + + /** + * 打开文件夹的内部方法，不包含密码验证 + */ + private void openFolderInternal(NoteItemData data) { + mCurrentFolderId = data.getId(); + startAsyncNotesListQuery(); // 查询文件夹内容 + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mState = ListEditState.CALL_RECORD_FOLDER; + mAddNewNote.setVisibility(View.GONE); // 通话记录文件夹不允许新建笔记 + } else if (mCurrentFolderId == Notes.ID_TRASH_FOLER || data.getParentId() == Notes.ID_TRASH_FOLER) { + // 如果是回收站中的文件夹，设置状态为TRASH_FOLDER + mState = ListEditState.TRASH_FOLDER; + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + } else { + mState = ListEditState.SUB_FOLDER; + } + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mTitleBar.setText(R.string.call_record_folder_name); + mStudyTimerButton.setVisibility(View.GONE); + } else if (data.isStudy()) { + // 学习文件夹，显示文件夹名称和专注时长 + String folderName = data.getSnippet(); + String focusDuration = data.getFormattedFocusDuration(); + mTitleBar.setText(folderName + " (专注时间: " + focusDuration + ")"); + mStudyTimerButton.setVisibility(View.VISIBLE); + } else { + mTitleBar.setText(data.getSnippet()); // 显示文件夹名称 + mStudyTimerButton.setVisibility(View.GONE); + } + mTitleBarLayout.setVisibility(View.VISIBLE); // 显示标题栏布局 + } + + /** + * 显示密码验证对话框 + */ + private void showPasswordVerifyDialog(final NoteItemData folderData) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.enter_password_to_open)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 获取存储的密码 + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + String storedPassword = preferences.getString("password_" + folderData.getId(), null); + + // 验证密码 + if (storedPassword != null && storedPassword.equals(password)) { + // 密码正确，打开文件夹 + dialog.dismiss(); + openFolderInternal(folderData); + } else { + // 密码错误 + Toast.makeText(NotesListActivity.this, getString(R.string.password_incorrect), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + } + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + /** + * 显示删除隐私文件夹的密码验证对话框 + */ + private void showPasswordVerifyDialogForDelete(final NoteItemData folderData) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.enter_password_to_delete)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 获取存储的密码 + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + String storedPassword = preferences.getString("password_" + folderData.getId(), null); + + // 验证密码 + if (storedPassword != null && storedPassword.equals(password)) { + // 密码正确，显示删除确认对话框 + dialog.dismiss(); + + AlertDialog.Builder deleteBuilder = new AlertDialog.Builder(NotesListActivity.this); + deleteBuilder.setTitle(getString(R.string.alert_title_delete)); + deleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + deleteBuilder.setMessage(getString(R.string.alert_message_delete_folder)); + deleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface deleteDialog, int which) { + // 彻底删除隐私文件夹及其内容 + permanentDeleteFolder(folderData.getId()); + // 删除密码存储 + SharedPreferences.Editor editor = preferences.edit(); + editor.remove("password_" + folderData.getId()); + editor.apply(); + } + }); + deleteBuilder.setNegativeButton(android.R.string.cancel, null); + deleteBuilder.show(); + } else { + // 密码错误 + Toast.makeText(NotesListActivity.this, getString(R.string.password_incorrect), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + } + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + public void onClick(View v) { + switch (v.getId()) { + case R.id.btn_new_note: + createNewNote(); // 创建新笔记 + break; + case R.id.btn_study_timer: + // 处理学习计时器按钮点击 + if (mIsTimerRunning) { + // 如果计时器正在运行，切换计时控制界面显示/隐藏 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + // 如果对话框已显示，则隐藏 + mTimerDialog.dismiss(); + } else { + // 如果对话框未显示，则显示 + showTimerControlDialog(); + } + } else { + // 如果计时器未运行，显示设置对话框 + showStudyTimerDialog(); + } + break; + default: + break; + } + } + + /** + * 显示软键盘 + */ + private void showSoftInput() { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + if (inputMethodManager != null) { + inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0); + } + } + + /** + * 隐藏软键盘 + */ + private void hideSoftInput(View view) { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); + } + + /** + * 显示创建或修改文件夹对话框 + */ + private void showCreateOrModifyFolderDialog(final boolean create, final boolean isPrivate, final boolean isStudy) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); + final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); + showSoftInput(); // 显示软键盘 + if (!create) { + // 修改文件夹名称 + if (mFocusNoteDataItem != null) { + etName.setText(mFocusNoteDataItem.getSnippet()); + builder.setTitle(getString(R.string.menu_folder_change_name)); + } else { + Log.e(TAG, "The long click data item is null"); + return; + } + } else { + // 创建新文件夹 + etName.setText(""); + if (isStudy) { + builder.setTitle(R.string.menu_create_study_folder); + } else { + builder.setTitle(isPrivate ? getString(R.string.menu_create_private_folder) : getString(R.string.menu_create_folder)); + } + } + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etName); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button)dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etName); + String name = etName.getText().toString(); + // 检查文件夹名称是否已存在 + if (DataUtils.checkVisibleFolderName(mContentResolver, name)) { + Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name), + Toast.LENGTH_LONG).show(); + etName.setSelection(0, etName.length()); // 选中所有文本 + return; + } + if (!create) { + // 修改文件夹名称 + if (!TextUtils.isEmpty(name)) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID + + "=?", new String[] { + String.valueOf(mFocusNoteDataItem.getId()) + }); + } + } else if (!TextUtils.isEmpty(name)) { + // 创建新文件夹 + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.PRIVATE, isPrivate ? 1 : 0); + values.put(NoteColumns.IS_STUDY, isStudy ? 1 : 0); + values.put(NoteColumns.PINNED, isPrivate ? 1 : 0); // 隐私文件夹永远置顶 + Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, values); + + if (isPrivate && uri != null) { + // 对于隐私文件夹，需要存储密码 + long folderId = ContentUris.parseId(uri); + showPasswordInputDialog(folderId); + } + } + dialog.dismiss(); + } + }); + + // 初始时如果名称为空，禁用确定按钮 + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } + /** + * 当名称编辑框为空时，禁用确定按钮 + */ + etName.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + // TODO Auto-generated method stub + + } + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 根据输入内容启用/禁用确定按钮 + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } else { + positive.setEnabled(true); + } + } + + public void afterTextChanged(Editable s) { + // TODO Auto-generated method stub + + } + }); + } + + /** + * 显示密码输入对话框 + * @param folderId 隐私文件夹ID + */ + private void showPasswordInputDialog(final long folderId) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.password_hint)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + // 如果取消密码设置，删除刚刚创建的隐私文件夹 + mContentResolver.delete(Notes.CONTENT_NOTE_URI, NoteColumns.ID + "=?", + new String[] { String.valueOf(folderId) }); + startAsyncNotesListQuery(); + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 验证密码是否为6位数字 + if (password.length() != 6 || !password.matches("\\d{6}")) { + Toast.makeText(NotesListActivity.this, getString(R.string.password_invalid), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + return; + } + + // 存储密码（这里简单使用SharedPreferences，实际应用中应该加密存储） + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + SharedPreferences.Editor editor = preferences.edit(); + editor.putString("password_" + folderId, password); + editor.apply(); + + dialog.dismiss(); + startAsyncNotesListQuery(); + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + /** + * 处理返回键按下事件 + * 统一处理不同状态下的返回键逻辑，适用于传统onBackPressed和Android 13+的OnBackInvokedDispatcher + */ + private void handleBackPress() { + switch (mState) { + case SUB_FOLDER: + // 从普通子文件夹返回，回到根目录 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + break; + case TRASH_FOLDER: + // 检查当前是否已经在回收站根目录 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 从回收站根目录返回，回到主界面 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + } else { + // 从回收站中的文件夹返回，回到回收站根目录 + mCurrentFolderId = Notes.ID_TRASH_FOLER; + mState = ListEditState.TRASH_FOLDER; + mTitleBar.setText(R.string.menu_rubbish_bin); // 设置标题栏为回收站 + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + } + break; + case CALL_RECORD_FOLDER: + // 返回根文件夹列表 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + break; + case NOTE_LIST: + // 在NOTE_LIST状态下，调用父类的onBackPressed()退出应用 + NotesListActivity.super.onBackPressed(); + break; + default: + break; + } + } + @Override + public void onBackPressed() { + handleBackPress(); + } + + @Override + protected void onResume() { + super.onResume(); + } + /** + * 更新小部件 + */ + private void updateWidget(int appWidgetId, int appWidgetType) { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + // 根据小部件类型设置目标类 + if (appWidgetType == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (appWidgetType == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + appWidgetId + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + // 上下文菜单项ID - 便签移动 + private static final int MENU_NOTE_MOVE = 8; + // 上下文菜单项ID - 便签多选 + private static final int MENU_NOTE_MULTI_SELECT = 9; + + /** + * 便签上下文菜单创建监听器 + */ + private final OnCreateContextMenuListener mNoteOnCreateContextMenuListener = new OnCreateContextMenuListener() { + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + if (mFocusNoteDataItem != null) { + menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); // 设置菜单标题为便签内容 + + // 检查当前是否在回收站中 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 在回收站中，显示恢复、彻底删除和多选选项 + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore); // 恢复笔记 + menu.add(0, MENU_PERMANENT_DELETE, 0, R.string.menu_permanent_delete); // 彻底删除 + menu.add(0, MENU_NOTE_MULTI_SELECT, 0, R.string.menu_multi_select); // 多选 + } else { + // 不在回收站中，显示普通便签操作选项 + menu.add(0, MENU_NOTE_EDIT_TOPIC, 0, R.string.menu_edit_topic); // 编辑标题 + menu.add(0, MENU_NOTE_MOVE, 0, R.string.menu_move); // 移动到文件夹 + menu.add(0, MENU_NOTE_DELETE, 0, R.string.menu_delete); // 删除便签 + menu.add(0, MENU_NOTE_MULTI_SELECT, 0, R.string.menu_multi_select); // 多选 + // 根据便签是否已置顶添加相应的菜单选项 + if (mFocusNoteDataItem.isPinned()) { + menu.add(0, MENU_NOTE_UNPIN, 0, R.string.menu_unpin_note); // 取消置顶 + } else { + menu.add(0, MENU_NOTE_PIN, 0, R.string.menu_pin_note); // 置顶 + } + } + } + } + }; + + /** + * 文件夹上下文菜单创建监听器 + */ + private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() { + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + if (mFocusNoteDataItem != null) { + menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); // 设置菜单标题为文件夹名称 + + // 检查当前是否在回收站中 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 在回收站中，显示恢复和彻底删除选项 + if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore_folder); // 恢复文件夹 + } else { + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore); // 恢复笔记 + } + menu.add(0, MENU_PERMANENT_DELETE, 0, R.string.menu_permanent_delete); // 彻底删除 + } else { + // 不在回收站中，显示普通文件夹操作选项 + menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view); // 查看文件夹 + menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete); // 删除文件夹 + menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name); // 修改文件夹名称 + // 根据文件夹是否已置顶添加相应的菜单选项 + if (mFocusNoteDataItem.isPinned()) { + menu.add(0, MENU_FOLDER_UNPIN, 0, R.string.menu_unpin_note); // 取消置顶 + } else { + menu.add(0, MENU_FOLDER_PIN, 0, R.string.menu_pin_note); // 置顶 + } + } + } + } + }; + + @Override + public void onContextMenuClosed(Menu menu) { + // 不要移除上下文菜单监听器，否则后续长按将无法显示上下文菜单 + super.onContextMenuClosed(menu); + } + + @Override + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + super.onCreateContextMenu(menu, v, menuInfo); + // 根据当前焦点项目类型设置相应的上下文菜单 + if (mFocusNoteDataItem != null) { + if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE) { + mNoteOnCreateContextMenuListener.onCreateContextMenu(menu, v, menuInfo); + } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + mFolderOnCreateContextMenuListener.onCreateContextMenu(menu, v, menuInfo); + } + } + } + + @Override + public boolean onContextItemSelected(MenuItem item) { + if (mFocusNoteDataItem == null) { + Log.e(TAG, "The long click data item is null"); + return false; + } + switch (item.getItemId()) { + case MENU_FOLDER_VIEW: + openFolder(mFocusNoteDataItem); // 打开文件夹 + break; + case MENU_FOLDER_DELETE: + // 删除文件夹确认对话框 + if (mFocusNoteDataItem.isPrivate()) { + // 隐私文件夹，需要密码验证 + showPasswordVerifyDialogForDelete(mFocusNoteDataItem); + } else { + // 普通文件夹，直接显示删除确认对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_folder)); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + deleteFolder(mFocusNoteDataItem.getId()); // 执行删除 + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + } + break; + case MENU_FOLDER_CHANGE_NAME: + showCreateOrModifyFolderDialog(false, false, false); // 修改文件夹名称 + break; + case MENU_FOLDER_PIN: + // 置顶文件夹 + setFolderPinnedStatus(mFocusNoteDataItem.getId(), true); + break; + case MENU_NOTE_DELETE: + // 删除便签确认对话框 + AlertDialog.Builder deleteNoteBuilder = new AlertDialog.Builder(this); + deleteNoteBuilder.setTitle(getString(R.string.alert_title_delete)); + deleteNoteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + deleteNoteBuilder.setMessage(getString(R.string.alert_message_delete_note)); + deleteNoteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + // 检查便签的父文件夹是否为隐私文件夹 + long parentFolderId = mFocusNoteDataItem.getParentId(); + boolean isPrivateFolder = false; + + // 查询父文件夹信息 + Cursor cursor = mContentResolver.query(Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.PRIVATE}, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER, + new String[]{String.valueOf(parentFolderId)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + isPrivateFolder = (cursor.getInt(0) > 0); + } + cursor.close(); + } + + // 根据父文件夹类型决定删除方式 + if (isPrivateFolder) { + // 隐私文件夹中的便签，直接彻底删除 + HashSet noteIds = new HashSet(); + noteIds.add(mFocusNoteDataItem.getId()); + DataUtils.batchDeleteNotes(getContentResolver(), noteIds); + } else { + // 普通文件夹中的便签，移动到回收站 + HashSet noteIds = new HashSet(); + noteIds.add(mFocusNoteDataItem.getId()); + DataUtils.batchMoveToFolder(getContentResolver(), noteIds, Notes.ID_TRASH_FOLER); + } + + // 刷新列表 + startAsyncNotesListQuery(); + } + }); + deleteNoteBuilder.setNegativeButton(android.R.string.cancel, null); + deleteNoteBuilder.show(); + break; + case MENU_FOLDER_UNPIN: + // 取消置顶文件夹 + setFolderPinnedStatus(mFocusNoteDataItem.getId(), false); + break; + case MENU_NOTE_EDIT_TOPIC: + // 编辑便签标题 + showEditNoteTopicDialog(); + break; + case MENU_NOTE_MOVE: + // 移动便签到其他文件夹 + // 查询目标文件夹列表 + mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + FoldersListAdapter.PROJECTION, + "(" + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?) OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")", + new String[] { + String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), + String.valueOf(mCurrentFolderId) + }, + NoteColumns.MODIFIED_DATE + " DESC"); + break; + case MENU_NOTE_MULTI_SELECT: + // 进入多选模式 + if (mFocusNoteDataItem != null) { + // 1. 先确保 mModeCallBack 不为 null + if (mModeCallBack == null) { + mModeCallBack = new ModeCallback(); + } + + // 2. 先设置监听器，再设置选择模式 + mNotesListView.setMultiChoiceModeListener(mModeCallBack); + + // 3. 进入选择模式 + mNotesListAdapter.setChoiceMode(true); + + // 4. 查找当前便签在列表中的位置 + Cursor cursor = mNotesListAdapter.getCursor(); + if (cursor != null) { + long currentNoteId = mFocusNoteDataItem.getId(); + int position = 0; + while (cursor.moveToNext()) { + long noteId = cursor.getLong(cursor.getColumnIndex(NoteColumns.ID)); + if (noteId == currentNoteId) { + // 5. 设置当前便签为选中状态 + mNotesListView.setItemChecked(position, true); + break; + } + position++; + } + } + + // 6. 手动启动 ActionMode，而不是通过长按触发 + mNotesListView.startActionMode(mModeCallBack); + } + break; + case MENU_NOTE_PIN: + // 置顶便签 + setNotePinnedStatus(mFocusNoteDataItem.getId(), true); + break; + case MENU_NOTE_UNPIN: + // 取消置顶便签 + setNotePinnedStatus(mFocusNoteDataItem.getId(), false); + break; + case MENU_RESTORE: + // 根据类型显示不同的恢复对话框 + AlertDialog.Builder restoreBuilder = new AlertDialog.Builder(this); + restoreBuilder.setTitle(getString(R.string.menu_restore_from_trash)); + restoreBuilder.setIcon(android.R.drawable.ic_dialog_alert); + + // 根据当前选中的是文件夹还是便签，显示不同的对话框消息和执行不同的恢复操作 + if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + // 恢复文件夹 + restoreBuilder.setMessage(getString(R.string.alert_message_restore_folder)); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + restoreFolder(mFocusNoteDataItem.getId()); // 执行文件夹恢复 + } + }); + } else { + // 恢复便签 + restoreBuilder.setMessage(getString(R.string.alert_message_restore_notes, 1)); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + restoreNote(mFocusNoteDataItem.getId()); // 执行便签恢复 + } + }); + } + restoreBuilder.setNegativeButton(android.R.string.cancel, null); + restoreBuilder.show(); + break; + case MENU_PERMANENT_DELETE: + // 彻底删除文件夹确认对话框 + AlertDialog.Builder permanentDeleteBuilder = new AlertDialog.Builder(this); + permanentDeleteBuilder.setTitle(getString(R.string.menu_permanent_delete)); + permanentDeleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + permanentDeleteBuilder.setMessage(getString(R.string.alert_message_permanent_delete_folder)); + permanentDeleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + permanentDeleteFolder(mFocusNoteDataItem.getId()); // 执行彻底删除 + } + }); + permanentDeleteBuilder.setNegativeButton(android.R.string.cancel, null); + permanentDeleteBuilder.show(); + break; + default: + break; + } + + return true; + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + menu.clear(); // 清空菜单 + // 根据当前状态加载不同菜单 + if (mState == ListEditState.NOTE_LIST) { + getMenuInflater().inflate(R.menu.note_list, menu); + // 根据同步状态设置菜单项标题 + menu.findItem(R.id.menu_sync).setTitle( + GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync); + } else if (mState == ListEditState.SUB_FOLDER || mState == ListEditState.TRASH_FOLDER) { + getMenuInflater().inflate(R.menu.sub_folder, menu); + } else if (mState == ListEditState.CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_record_folder, menu); + } else { + Log.e(TAG, "Wrong state:" + mState); + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_new_folder: { + showCreateOrModifyFolderDialog(true, false, false); // 创建新文件夹 + break; + } + case R.id.menu_new_private_folder: { + showCreateOrModifyFolderDialog(true, true, false); // 创建新隐私文件夹 + break; + } + case R.id.menu_new_study_folder: { + showCreateOrModifyFolderDialog(true, false, true); // 创建新学习文件夹 + break; + } + case R.id.menu_export_text: { + exportNoteToText(); // 导出笔记为文本 + break; + } + case R.id.menu_sync: { + if (isSyncMode()) { + // 同步模式下，启动或取消同步 + if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) { + GTaskSyncService.startSync(this); // 开始同步 + } else { + GTaskSyncService.cancelSync(this); // 取消同步 + } + } else { + startPreferenceActivity(); // 非同步模式下打开设置页面 + } + break; + } + case R.id.menu_setting: { + startPreferenceActivity(); // 打开设置页面 + break; + } + case R.id.menu_new_note: { + createNewNote(); // 新建笔记 + break; + } + case R.id.menu_search: + onSearchRequested(); // 触发搜索 + break; + case R.id.menu_rubbish_bin: + openRubbishBin(); // 打开回收站 + break; + default: + break; + } + return true; + } + + @Override + public boolean onSearchRequested() { + startSearch(null, false, null /* appData */, false); // 启动搜索 + return true; + } + + /** + * 将笔记导出为文本文件 + */ + private void exportNoteToText() { + final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); + new AsyncTask() { + + @Override + protected Integer doInBackground(Void... unused) { + return backup.exportToText(); // 执行导出 + } + + @Override + protected void onPostExecute(Integer result) { + // 根据导出结果显示相应对话框 + if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_unmounted)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SUCCESS) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.success_sdcard_export)); + builder.setMessage(NotesListActivity.this.getString( + R.string.format_exported_file_location, backup + .getExportedTextFileName(), backup.getExportedTextFileDir())); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SYSTEM_ERROR) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_export)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } + } + + }.execute(); + } + + /** + * 检查是否处于同步模式 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + /** + * 打开回收站 + */ + private void openRubbishBin() { + mCurrentFolderId = Notes.ID_TRASH_FOLER; // 设置当前文件夹为回收站 + mState = ListEditState.TRASH_FOLDER; // 设置状态为回收站文件夹 + mTitleBar.setText(R.string.menu_rubbish_bin); // 设置标题栏为回收站 + mTitleBar.setVisibility(View.VISIBLE); // 显示标题栏 + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + startAsyncNotesListQuery(); // 启动异步查询，显示回收站内容 + } + + /** + * 启动设置页面 + */ + private void startPreferenceActivity() { + Activity from = getParent() != null ? getParent() : this; + Intent intent = new Intent(from, NotesPreferenceActivity.class); + from.startActivityIfNeeded(intent, -1); + } + + /** + * 列表项点击监听器 + */ + private class OnListItemClickListener implements OnItemClickListener { + + public void onItemClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + NoteItemData item = ((NotesListItem) view).getItemData(); + if (mNotesListAdapter.isInChoiceMode()) { + // 多选模式下，处理笔记选择 + if (item.getType() == Notes.TYPE_NOTE) { + position = position - mNotesListView.getHeaderViewsCount(); + mModeCallBack.onItemCheckedStateChanged(null, position, id, + !mNotesListAdapter.isSelectedItem(position)); + } + return; + } + + // 根据当前状态处理点击事件 + switch (mState) { + case NOTE_LIST: + if (item.getType() == Notes.TYPE_FOLDER + || item.getType() == Notes.TYPE_SYSTEM) { + openFolder(item); // 打开文件夹 + } else if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else { + Log.e(TAG, "Wrong note type in NOTE_LIST"); + } + break; + case SUB_FOLDER: + case CALL_RECORD_FOLDER: + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else { + Log.e(TAG, "Wrong note type in SUB_FOLDER"); + } + break; + case TRASH_FOLDER: + // 回收站中，处理便签和文件夹点击 + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else if (item.getType() == Notes.TYPE_FOLDER) { + openFolder(item); // 打开文件夹 + } else { + Log.e(TAG, "Wrong note type in TRASH_FOLDER"); + } + break; + default: + break; + } + } + } + + } + + /** + * 查询目标文件夹（用于移动笔记） + */ + private void startQueryDestinationFolders() { + String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?"; + // 根据当前状态调整查询条件 + selection = (mState == ListEditState.NOTE_LIST) ? selection: + "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; + + mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + FoldersListAdapter.PROJECTION, + selection, + new String[] { + String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), + String.valueOf(mCurrentFolderId) + }, + NoteColumns.MODIFIED_DATE + " DESC"); + } + + public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + NoteItemData itemData = ((NotesListItem) view).getItemData(); + if (itemData != null) { + // 无论是文件夹还是便签，长按都显示上下文菜单 + mFocusNoteDataItem = itemData; + + // 确保退出多选模式 + if (mModeCallBack != null && mModeCallBack.mActionMode != null) { + mModeCallBack.mActionMode.finish(); + } + + // 重置列表的选择模式，确保长按总是触发上下文菜单 + mNotesListView.setChoiceMode(ListView.CHOICE_MODE_NONE); + mNotesListAdapter.setChoiceMode(false); + mNotesListView.clearChoices(); + mNotesListView.setMultiChoiceModeListener(null); + mNotesListAdapter.notifyDataSetChanged(); + + return false; + } + } + return false; + } + + // 学习计时器相关变量 + private boolean mIsTimerRunning = false; // 计时器是否正在运行 + private boolean mIsCountdownMode = false; // 是否为逆向计时模式 + private long mTimerStartTime = 0; // 计时器开始时间 + private long mTimerCurrentTime = 0; // 当前计时时间（毫秒） + private long mTimerDuration = 0; // 逆向计时时长（毫秒） + private android.os.Handler mTimerHandler = new android.os.Handler(); + private Runnable mTimerRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时 + long elapsed = System.currentTimeMillis() - mTimerStartTime; + mTimerCurrentTime = mTimerDuration - elapsed; + if (mTimerCurrentTime <= 0) { + // 计时结束 + mTimerCurrentTime = mTimerDuration; // 设置为完整时长，确保计入专注时间 + mIsTimerRunning = false; + updateTimerDisplay(); + Toast.makeText(NotesListActivity.this, "学习时间结束！", Toast.LENGTH_LONG).show(); + // 停止计时器并处理 + stopStudyTimerWithDisplay(); + return; + } + } else { + // 正向计时 + mTimerCurrentTime = System.currentTimeMillis() - mTimerStartTime; + } + updateTimerDisplay(); + mTimerHandler.postDelayed(this, 1000); // 每秒更新一次 + } + } + }; + + // 计时器对话框相关变量 + private Dialog mTimerDialog = null; + private TextView mTimerDisplayView = null; + private Button mPauseResumeButton = null; + private android.os.Handler mDisplayHandler = new android.os.Handler(); + + // 悬浮窗相关变量 + private Dialog mFloatingTimerDialog = null; + private TextView mFloatingTimerDisplayView = null; + private boolean mIsFloatingMode = false; + + /** + * 显示学习计时器对话框 + */ + private void showStudyTimerDialog() { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_study_timer, null); + + final RadioGroup timerModeGroup = (RadioGroup) view.findViewById(R.id.timer_mode_group); + final EditText hoursEdit = (EditText) view.findViewById(R.id.edit_hours); + final EditText minutesEdit = (EditText) view.findViewById(R.id.edit_minutes); + final EditText secondsEdit = (EditText) view.findViewById(R.id.edit_seconds); + + builder.setTitle("设置学习计时器"); + builder.setView(view); + + builder.setPositiveButton("开始", new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + // 获取计时模式 + int selectedModeId = timerModeGroup.getCheckedRadioButtonId(); + mIsCountdownMode = (selectedModeId == R.id.radio_countdown); + + // 获取时间设置 + int hours = Integer.parseInt(!TextUtils.isEmpty(hoursEdit.getText()) ? hoursEdit.getText().toString() : "0"); + int minutes = Integer.parseInt(!TextUtils.isEmpty(minutesEdit.getText()) ? minutesEdit.getText().toString() : "0"); + int seconds = Integer.parseInt(!TextUtils.isEmpty(secondsEdit.getText()) ? secondsEdit.getText().toString() : "0"); + + // 计算总时长（毫秒） + mTimerDuration = (hours * 3600 + minutes * 60 + seconds) * 1000; + + // 验证时间设置 + if (mIsCountdownMode && mTimerDuration < 60000) { + // 逆向计时时长小于1分钟 + Toast.makeText(NotesListActivity.this, "逆向计时时长必须大于等于1分钟", Toast.LENGTH_SHORT).show(); + return; + } + + // 开始计时 + startStudyTimer(); + dialog.dismiss(); + } + }); + + builder.setNegativeButton("取消", null); + builder.show(); + } + + /** + * 开始学习计时器 + */ + private void startStudyTimer() { + mTimerStartTime = System.currentTimeMillis(); + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 显示计时控制对话框 + showTimerControlDialog(); + } + + /** + * 暂停学习计时器 + */ + private void pauseStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + // 停止显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 恢复学习计时器 + */ + private void resumeStudyTimer() { + if (!mIsTimerRunning) { + if (mIsCountdownMode) { + // 倒计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 重启显示更新 + startTimerDisplayUpdate(); + } + } + + /** + * 停止学习计时器 + */ + // 旧的停止方法，已被stopStudyTimerWithDisplay替代 + // private void stopStudyTimer() { + // mIsTimerRunning = false; + // mTimerHandler.removeCallbacks(mTimerRunnable); + // + // // 验证学习有效性 + // if (mTimerCurrentTime >= 60000) { + // // 学习时间超过1分钟，视为有效学习 + // updateFocusDuration(mTimerCurrentTime); + // } + // + // // 重置计时器变量 + // mTimerCurrentTime = 0; + // mTimerDuration = 0; + // } + + /** + * 更新计时器显示 + */ + private void updateTimerDisplay() { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + + if (mTimerDisplayView != null) { + mTimerDisplayView.setText(timeStr); + } + + if (mFloatingTimerDisplayView != null) { + mFloatingTimerDisplayView.setText(timeStr); + } + } + + /** + * 启动计时器显示更新 + */ + private void startTimerDisplayUpdate() { + mDisplayHandler.removeCallbacksAndMessages(null); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + updateTimerDisplay(); + mDisplayHandler.postDelayed(this, 1000); + } + } + }; + mDisplayHandler.postDelayed(updateRunnable, 1000); + } + + /** + * 显示计时器控制对话框 + */ + private void showTimerControlDialog() { + // 创建一个悬浮的非模态对话框 + final Dialog timerDialog = new Dialog(this, android.R.style.Theme_Dialog); + timerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + timerDialog.setCancelable(true); + timerDialog.setCanceledOnTouchOutside(true); + + // 设置对话框大小和位置 + Window window = timerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.MATCH_PARENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.BOTTOM; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + View view = LayoutInflater.from(this).inflate(R.layout.dialog_timer_control, null); + mTimerDisplayView = (TextView) view.findViewById(R.id.timer_display); + mPauseResumeButton = (Button) view.findViewById(R.id.btn_pause_resume); + final Button btnStop = (Button) view.findViewById(R.id.btn_stop); + + // 更新计时器显示 + updateTimerDisplay(); + + // 设置按钮文本 + mPauseResumeButton.setText(mIsTimerRunning ? "暂停" : "继续"); + + mPauseResumeButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + if (mIsTimerRunning) { + pauseStudyTimer(); + mPauseResumeButton.setText("继续"); + } else { + resumeStudyTimer(); + mPauseResumeButton.setText("暂停"); + } + } + }); + + btnStop.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + stopStudyTimerWithDisplay(); + timerDialog.dismiss(); + } + }); + + timerDialog.setContentView(view); + timerDialog.show(); + mTimerDialog = timerDialog; + + // 启动计时器显示更新 + startTimerDisplayUpdate(); + } + + /** + * 显示悬浮窗计时器（固定按钮形式） + */ + private void showFloatingTimer() { + // 关闭之前的对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + + // 如果悬浮窗已经显示，直接返回 + if (mFloatingTimerDialog != null && mFloatingTimerDialog.isShowing()) { + return; + } + + // 创建固定的悬浮按钮对话框 + mFloatingTimerDialog = new Dialog(this, android.R.style.Theme_Dialog); + mFloatingTimerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + mFloatingTimerDialog.setCancelable(false); // 设置为不可取消，确保按钮一直存在 + + // 设置对话框大小和位置 + Window window = mFloatingTimerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.WRAP_CONTENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.TOP | Gravity.RIGHT; + params.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + params.flags |= WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + // 使用闹钟图标布局 + View view = LayoutInflater.from(this).inflate(R.layout.floating_timer_icon, null); + + // 点击按钮时显示完整的计时器对话框 + view.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + if (mFloatingTimerDialog != null && mFloatingTimerDialog.isShowing()) { + mFloatingTimerDialog.dismiss(); + mFloatingTimerDialog = null; + showTimerControlDialog(); + } + } + }); + + mFloatingTimerDialog.setContentView(view); + mFloatingTimerDialog.show(); + mIsFloatingMode = true; + } + + /** + * 停止学习计时器（带显示处理） + */ + private void stopStudyTimerWithDisplay() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + mDisplayHandler.removeCallbacksAndMessages(null); + + // 验证学习有效性 + if (mTimerCurrentTime >= 60000) { + // 学习时间超过1分钟，视为有效学习 + updateFocusDuration(mTimerCurrentTime); + } + + // 重置计时器变量 + mTimerCurrentTime = 0; + mTimerDuration = 0; + + // 关闭计时器对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + mTimerDisplayView = null; + mPauseResumeButton = null; + } + } + + /** + * 更新计时器显示视图 + */ + private void updateTimerDisplayView(TextView display) { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + display.setText(timeStr); + } + + /** + * 更新专注时长 + */ + private void updateFocusDuration(long duration) { + // 查询当前文件夹的专注时长 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.FOCUS_DURATION}, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mCurrentFolderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + long currentDuration = 0; + if (cursor != null && cursor.moveToFirst()) { + currentDuration = cursor.getLong(0); + cursor.close(); + } + + // 更新专注时长 + long newDuration = currentDuration + duration; + ContentValues values = new ContentValues(); + values.put(NoteColumns.FOCUS_DURATION, newDuration); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + getContentResolver().update( + Notes.CONTENT_NOTE_URI, + values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mCurrentFolderId), String.valueOf(Notes.TYPE_FOLDER)} + ); + + // 刷新文件夹显示 + startAsyncNotesListQuery(); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NotesListItem.java b/src/net/micode/notes/ui/NotesListItem.java new file mode 100644 index 0000000..c8e2b21 --- /dev/null +++ b/src/net/micode/notes/ui/NotesListItem.java @@ -0,0 +1,192 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.text.format.DateUtils; +import android.view.View; +import android.widget.CheckBox; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.widget.TextView; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser.NoteItemBgResources; + +/** + * 笔记列表项视图类 + * 继承自LinearLayout，表示笔记列表中的单个项 + * 负责显示笔记的标题、时间、提醒图标等信息 + */ +public class NotesListItem extends LinearLayout { + private ImageView mAlert; // 提醒图标 + private TextView mTitle; // 笔记标题 + private TextView mTime; // 笔记修改时间 + private TextView mCallName; // 通话记录名称（用于通话记录类型的笔记） + private NoteItemData mItemData; // 笔记数据对象 + private CheckBox mCheckBox; // 复选框（用于选择模式） + + /** + * 构造函数 + * @param context 上下文环境 + */ + public NotesListItem(Context context) { + super(context); + // 从布局文件note_item.xml中加载视图 + inflate(context, R.layout.note_item, this); + // 初始化各个视图组件 + mAlert = (ImageView) findViewById(R.id.iv_alert_icon); + mTitle = (TextView) findViewById(R.id.tv_title); + mTime = (TextView) findViewById(R.id.tv_time); + mCallName = (TextView) findViewById(R.id.tv_name); + mCheckBox = (CheckBox) findViewById(android.R.id.checkbox); + } + + /** + * 绑定数据到视图 + * 根据笔记类型和状态设置不同的显示方式 + * @param context 上下文环境 + * @param data 笔记数据对象 + * @param choiceMode 是否处于选择模式 + * @param checked 是否被选中 + */ + public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) { + // 设置复选框的显示状态 + if (choiceMode && data.getType() == Notes.TYPE_NOTE) { + mCheckBox.setVisibility(View.VISIBLE); // 选择模式且为普通笔记时显示复选框 + mCheckBox.setChecked(checked); // 设置选中状态 + } else { + mCheckBox.setVisibility(View.GONE); // 其他情况隐藏复选框 + } + + mItemData = data; // 保存数据引用 + + // 根据笔记类型和父文件夹ID设置不同的显示方式 + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + // 通话记录文件夹 + mCallName.setVisibility(View.GONE); // 隐藏通话记录名称 + mAlert.setVisibility(View.VISIBLE); // 显示提醒图标 + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + // 设置文件夹标题，显示通话记录文件夹名称和笔记数量 + mTitle.setText(context.getString(R.string.call_record_folder_name) + + context.getString(R.string.format_folder_files_count, data.getNotesCount())); + mAlert.setImageResource(R.drawable.call_record); // 设置通话记录图标 + } else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { + // 通话记录文件夹中的笔记 + mCallName.setVisibility(View.VISIBLE); // 显示通话记录名称 + mCallName.setText(data.getCallName()); // 设置通话记录名称 + mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem); + mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet())); // 设置标题为笔记内容片段 + // 根据是否有提醒设置提醒图标 + if (data.hasAlert()) { + mAlert.setImageResource(R.drawable.clock); // 有时钟图标 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + } else { + // 普通笔记或文件夹 + mCallName.setVisibility(View.GONE); // 隐藏通话记录名称 + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + + if (data.getType() == Notes.TYPE_FOLDER) { + // 文件夹类型 + if (data.isPrivate()) { + // 隐私文件夹 + mTitle.setText(data.getSnippet()); // 只显示文件夹名称，不显示便签数量 + mAlert.setImageResource(R.drawable.lock); // 设置隐私文件夹图标 + mAlert.setVisibility(View.VISIBLE); + // 隐私文件夹不显示修改时间 + mTime.setVisibility(View.GONE); + } else { + // 普通文件夹 + mTitle.setText(data.getSnippet() // 设置文件夹名称 + + context.getString(R.string.format_folder_files_count, + data.getNotesCount())); // 添加笔记数量 + // 根据是否置顶设置置顶图标 + if (data.isPinned()) { + mAlert.setImageResource(R.drawable.arrow_up); // 置顶标记 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + // 普通文件夹显示修改时间 + mTime.setVisibility(View.VISIBLE); + } + } else { + // 普通笔记类型 + mTitle.setText(DataUtils.getFormattedSnippet(data.getDisplayTitle())); // 设置笔记标题，优先使用标题字段 + // 根据是否置顶或有提醒设置图标 + if (data.isPinned()) { + mAlert.setImageResource(R.drawable.arrow_up); // 置顶标记 + mAlert.setVisibility(View.VISIBLE); + } else if (data.hasAlert()) { + mAlert.setImageResource(R.drawable.clock); // 有时钟图标 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + } + } + // 设置相对时间（如"5分钟前"、"昨天"等格式） + // 只有非隐私文件夹和普通笔记才显示修改时间 + if (!data.isPrivate() || data.getType() != Notes.TYPE_FOLDER) { + mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate())); + mTime.setVisibility(View.VISIBLE); + } + + // 设置背景 + setBackground(data); + } + + /** + * 根据笔记数据设置背景 + * 根据笔记的位置（第一个、最后一个、中间等）和颜色ID设置不同的背景 + * @param data 笔记数据对象 + */ + private void setBackground(NoteItemData data) { + int id = data.getBgColorId(); // 获取背景颜色ID + + if (data.getType() == Notes.TYPE_NOTE) { + // 普通笔记类型 + if (data.isSingle() || data.isOneFollowingFolder()) { + // 单个笔记或紧接文件夹后的单个笔记：使用单一样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id)); + } else if (data.isLast()) { + // 最后一个笔记：使用最后一项样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgLastRes(id)); + } else if (data.isFirst() || data.isMultiFollowingFolder()) { + // 第一个笔记或多个笔记在文件夹后：使用第一项样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgFirstRes(id)); + } else { + // 中间笔记：使用普通样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id)); + } + } else { + // 文件夹类型：使用文件夹背景 + setBackgroundResource(NoteItemBgResources.getFolderBgRes()); + } + } + + /** + * 获取笔记数据对象 + * @return 当前笔记的数据对象 + */ + public NoteItemData getItemData() { + return mItemData; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/ui/NotesPreferenceActivity.java b/src/net/micode/notes/ui/NotesPreferenceActivity.java new file mode 100644 index 0000000..aaafbd3 --- /dev/null +++ b/src/net/micode/notes/ui/NotesPreferenceActivity.java @@ -0,0 +1,432 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.ui; + +import android.accounts.Account; +import android.accounts.AccountManager; +import android.app.ActionBar; +import android.app.AlertDialog; +import android.content.BroadcastReceiver; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.IntentFilter; +import android.content.SharedPreferences; +import android.os.Bundle; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceActivity; +import android.preference.PreferenceCategory; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.widget.Button; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.remote.GTaskSyncService; + +/** + * 笔记应用设置页面Activity + * 继承自PreferenceActivity，用于管理应用的偏好设置 + * 主要功能：同步账户设置、同步状态显示、同步操作等 + */ +public class NotesPreferenceActivity extends PreferenceActivity { + public static final String PREFERENCE_NAME = "notes_preferences"; // 偏好设置文件名 + public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name"; // 同步账户名称键 + public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time"; // 上次同步时间键 + public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear"; // 背景颜色设置键 + private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key"; // 同步账户类别键 + private static final String AUTHORITIES_FILTER_KEY = "authorities"; // 账户权限过滤器键 + + private PreferenceCategory mAccountCategory; // 账户设置分类 + private GTaskReceiver mReceiver; // 同步服务广播接收器 + private Account[] mOriAccounts; // 原始账户列表 + private boolean mHasAddedAccount; // 是否添加了新账户的标志 + + @Override + protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + + /* 使用应用图标进行导航 */ + getActionBar().setDisplayHomeAsUpEnabled(true); // 显示返回主页按钮 + + addPreferencesFromResource(R.xml.preferences); // 从XML资源加载偏好设置 + mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY); // 查找账户设置分类 + mReceiver = new GTaskReceiver(); // 创建广播接收器 + IntentFilter filter = new IntentFilter(); // 创建Intent过滤器 + filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); // 添加同步服务广播动作 + registerReceiver(mReceiver, filter); // 注册广播接收器 + + mOriAccounts = null; // 初始化原始账户列表 + View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null); // 加载设置页面头部布局 + getListView().addHeaderView(header, null, true); // 将头部添加到列表视图 + } + + @Override + protected void onResume() { + super.onResume(); + + // 如果用户添加了新账户，需要自动设置同步账户 + if (mHasAddedAccount) { + Account[] accounts = getGoogleAccounts(); // 获取当前所有Google账户 + if (mOriAccounts != null && accounts.length > mOriAccounts.length) { + // 检查是否有新账户被添加 + for (Account accountNew : accounts) { + boolean found = false; + for (Account accountOld : mOriAccounts) { + if (TextUtils.equals(accountOld.name, accountNew.name)) { + found = true; // 账户已存在 + break; + } + } + if (!found) { + setSyncAccount(accountNew.name); // 设置新账户为同步账户 + break; + } + } + } + } + + refreshUI(); // 刷新UI + } + + @Override + protected void onDestroy() { + if (mReceiver != null) { + unregisterReceiver(mReceiver); // 取消注册广播接收器 + } + super.onDestroy(); + } + + /** + * 加载账户设置项 + */ + private void loadAccountPreference() { + mAccountCategory.removeAll(); // 清除所有现有设置项 + + Preference accountPref = new Preference(this); // 创建账户设置项 + final String defaultAccount = getSyncAccountName(this); // 获取当前同步账户名称 + accountPref.setTitle(getString(R.string.preferences_account_title)); // 设置标题 + accountPref.setSummary(getString(R.string.preferences_account_summary)); // 设置摘要 + accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() { + public boolean onPreferenceClick(Preference preference) { + if (!GTaskSyncService.isSyncing()) { // 检查是否正在同步 + if (TextUtils.isEmpty(defaultAccount)) { + // 首次设置账户 + showSelectAccountAlertDialog(); // 显示选择账户对话框 + } else { + // 如果账户已经设置，需要提示用户风险 + showChangeAccountConfirmAlertDialog(); // 显示更改账户确认对话框 + } + } else { + Toast.makeText(NotesPreferenceActivity.this, + R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT) + .show(); // 显示无法更改账户的提示 + } + return true; + } + }); + + mAccountCategory.addPreference(accountPref); // 将设置项添加到分类 + } + + /** + * 加载同步按钮 + */ + private void loadSyncButton() { + Button syncButton = (Button) findViewById(R.id.preference_sync_button); // 同步按钮 + TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview); // 上次同步时间显示 + + // 设置按钮状态 + if (GTaskSyncService.isSyncing()) { + syncButton.setText(getString(R.string.preferences_button_sync_cancel)); // 同步中显示取消 + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.cancelSync(NotesPreferenceActivity.this); // 取消同步 + } + }); + } else { + syncButton.setText(getString(R.string.preferences_button_sync_immediately)); // 未同步显示立即同步 + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.startSync(NotesPreferenceActivity.this); // 开始同步 + } + }); + } + syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this))); // 有同步账户时启用按钮 + + // 设置上次同步时间 + if (GTaskSyncService.isSyncing()) { + lastSyncTimeView.setText(GTaskSyncService.getProgressString()); // 显示同步进度 + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + long lastSyncTime = getLastSyncTime(this); // 获取上次同步时间 + if (lastSyncTime != 0) { + lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time, + DateFormat.format(getString(R.string.preferences_last_sync_time_format), + lastSyncTime))); // 格式化显示上次同步时间 + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + lastSyncTimeView.setVisibility(View.GONE); // 从未同步过则隐藏 + } + } + } + + /** + * 刷新UI + */ + private void refreshUI() { + loadAccountPreference(); // 重新加载账户设置项 + loadSyncButton(); // 重新加载同步按钮 + } + + /** + * 显示选择账户对话框 + */ + private void showSelectAccountAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null); // 加载对话框标题布局 + TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title); // 标题文本 + titleTextView.setText(getString(R.string.preferences_dialog_select_account_title)); // 设置标题 + TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); // 副标题文本 + subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips)); // 设置副标题 + + dialogBuilder.setCustomTitle(titleView); // 设置自定义标题 + dialogBuilder.setPositiveButton(null, null); // 不设置确定按钮 + + Account[] accounts = getGoogleAccounts(); // 获取所有Google账户 + String defAccount = getSyncAccountName(this); // 获取当前同步账户 + + mOriAccounts = accounts; // 保存原始账户列表 + mHasAddedAccount = false; // 重置添加账户标志 + + if (accounts.length > 0) { + CharSequence[] items = new CharSequence[accounts.length]; // 创建选项数组 + final CharSequence[] itemMapping = items; // 映射选项 + int checkedItem = -1; // 默认未选中 + int index = 0; + for (Account account : accounts) { + if (TextUtils.equals(account.name, defAccount)) { + checkedItem = index; // 设置当前同步账户为选中状态 + } + items[index++] = account.name; // 添加账户名称到选项 + } + dialogBuilder.setSingleChoiceItems(items, checkedItem, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + setSyncAccount(itemMapping[which].toString()); // 设置选中的账户为同步账户 + dialog.dismiss(); // 关闭对话框 + refreshUI(); // 刷新UI + } + }); + } + + View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null); // 加载添加账户视图 + dialogBuilder.setView(addAccountView); // 设置对话框视图 + + final AlertDialog dialog = dialogBuilder.show(); // 显示对话框 + addAccountView.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + mHasAddedAccount = true; // 标记已添加账户 + Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS"); // 跳转到添加账户设置 + intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] { + "gmail-ls" // 设置账户权限过滤器 + }); + startActivityForResult(intent, -1); // 启动添加账户Activity + dialog.dismiss(); // 关闭对话框 + } + }); + } + + /** + * 显示更改账户确认对话框 + */ + private void showChangeAccountConfirmAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null); // 加载对话框标题布局 + TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title); // 标题文本 + titleTextView.setText(getString(R.string.preferences_dialog_change_account_title, + getSyncAccountName(this))); // 设置标题，包含当前账户名 + TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); // 副标题文本 + subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg)); // 设置警告消息 + + dialogBuilder.setCustomTitle(titleView); // 设置自定义标题 + + CharSequence[] menuItemArray = new CharSequence[] { + getString(R.string.preferences_menu_change_account), // 更改账户 + getString(R.string.preferences_menu_remove_account), // 移除账户 + getString(R.string.preferences_menu_cancel) // 取消 + }; + dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + if (which == 0) { + showSelectAccountAlertDialog(); // 显示选择账户对话框 + } else if (which == 1) { + removeSyncAccount(); // 移除同步账户 + refreshUI(); // 刷新UI + } + // 选项2为取消，不执行任何操作 + } + }); + dialogBuilder.show(); // 显示对话框 + } + + /** + * 获取所有Google账户 + * @return Google账户数组 + */ + private Account[] getGoogleAccounts() { + AccountManager accountManager = AccountManager.get(this); // 获取账户管理器 + return accountManager.getAccountsByType("com.google"); // 返回Google类型账户 + } + + /** + * 设置同步账户 + * @param account 账户名称 + */ + private void setSyncAccount(String account) { + if (!getSyncAccountName(this).equals(account)) { // 检查账户是否已更改 + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + if (account != null) { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account); // 保存账户名称 + } else { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 清空账户名称 + } + editor.commit(); // 提交更改 + + // 清除上次同步时间 + setLastSyncTime(this, 0); + + // 清除本地GTask相关信息 + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); // 清空GTask ID + values.put(NoteColumns.SYNC_ID, 0); // 清空同步ID + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); // 更新数据库 + } + }).start(); + + Toast.makeText(NotesPreferenceActivity.this, + getString(R.string.preferences_toast_success_set_accout, account), + Toast.LENGTH_SHORT).show(); // 显示设置成功提示 + } + } + + /** + * 移除同步账户 + */ + private void removeSyncAccount() { + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) { + editor.remove(PREFERENCE_SYNC_ACCOUNT_NAME); // 移除同步账户名称 + } + if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) { + editor.remove(PREFERENCE_LAST_SYNC_TIME); // 移除上次同步时间 + } + editor.commit(); // 提交更改 + + // 清除本地GTask相关信息 + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); // 清空GTask ID + values.put(NoteColumns.SYNC_ID, 0); // 清空同步ID + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); // 更新数据库 + } + }).start(); + } + + /** + * 获取同步账户名称 + * @param context 上下文 + * @return 同步账户名称，如果没有则为空字符串 + */ + public static String getSyncAccountName(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 返回账户名称 + } + + /** + * 设置上次同步时间 + * @param context 上下文 + * @param time 同步时间戳 + */ + public static void setLastSyncTime(Context context, long time) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + editor.putLong(PREFERENCE_LAST_SYNC_TIME, time); // 保存同步时间 + editor.commit(); // 提交更改 + } + + /** + * 获取上次同步时间 + * @param context 上下文 + * @return 上次同步时间，如果没有则为0 + */ + public static long getLastSyncTime(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0); // 返回同步时间 + } + + /** + * GTask同步服务广播接收器 + * 用于接收同步状态更新并刷新UI + */ + private class GTaskReceiver extends BroadcastReceiver { + + @Override + public void onReceive(Context context, Intent intent) { + refreshUI(); // 刷新UI + if (intent.getBooleanExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_IS_SYNCING, false)) { + TextView syncStatus = (TextView) findViewById(R.id.prefenerece_sync_status_textview); // 同步状态文本 + syncStatus.setText(intent + .getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG)); // 更新进度消息 + } + } + } + + /** + * 处理选项菜单项选择 + * @param item 被选中的菜单项 + * @return 是否处理了该菜单项 + */ + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case android.R.id.home: // 返回主页按钮 + Intent intent = new Intent(this, NotesListActivity.class); // 跳转到笔记列表Activity + intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); // 清除Activity栈 + startActivity(intent); + return true; + default: + return false; + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/widget/NoteWidgetProvider.java b/src/net/micode/notes/widget/NoteWidgetProvider.java new file mode 100644 index 0000000..e6b5a9b --- /dev/null +++ b/src/net/micode/notes/widget/NoteWidgetProvider.java @@ -0,0 +1,196 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.app.PendingIntent; +import android.appwidget.AppWidgetManager; +import android.appwidget.AppWidgetProvider; +import android.content.ContentValues; +import android.content.Context; +import android.content.Intent; +import android.database.Cursor; +import android.util.Log; +import android.widget.RemoteViews; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.ui.NoteEditActivity; +import net.micode.notes.ui.NotesListActivity; + +/** + * 笔记小部件提供者抽象基类 + * 继承自AppWidgetProvider，用于实现笔记应用的小部件功能 + * 处理小部件的创建、更新、删除等生命周期事件 + */ +public abstract class NoteWidgetProvider extends AppWidgetProvider { + // 查询笔记信息时使用的投影（需要获取的字段） + public static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 笔记ID + NoteColumns.BG_COLOR_ID, // 背景颜色ID + NoteColumns.SNIPPET // 笔记内容片段 + }; + + // 投影字段的索引常量 + public static final int COLUMN_ID = 0; // ID字段索引 + public static final int COLUMN_BG_COLOR_ID = 1; // 背景颜色ID字段索引 + public static final int COLUMN_SNIPPET = 2; // 内容片段字段索引 + + private static final String TAG = "NoteWidgetProvider"; // 日志标签 + + /** + * 当小部件被删除时调用 + * 清理数据库中对应的小部件ID + * @param context 上下文 + * @param appWidgetIds 被删除的小部件ID数组 + */ + @Override + public void onDeleted(Context context, int[] appWidgetIds) { + ContentValues values = new ContentValues(); + // 将小部件ID设置为无效值 + values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID); + // 遍历所有被删除的小部件ID + for (int i = 0; i < appWidgetIds.length; i++) { + // 更新数据库，清除对应的小部件ID + context.getContentResolver().update(Notes.CONTENT_NOTE_URI, + values, + NoteColumns.WIDGET_ID + "=?", // 条件：小部件ID等于被删除的小部件ID + new String[] { String.valueOf(appWidgetIds[i])}); // 参数值 + } + } + + /** + * 获取指定小部件ID对应的笔记信息 + * @param context 上下文 + * @param widgetId 小部件ID + * @return 包含笔记信息的Cursor对象 + */ + private Cursor getNoteWidgetInfo(Context context, int widgetId) { + // 查询数据库：获取指定小部件ID且不在回收站中的笔记信息 + return context.getContentResolver().query(Notes.CONTENT_NOTE_URI, + PROJECTION, + NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?", // 条件 + new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) }, // 参数值 + null); // 排序方式 + } + + /** + * 更新小部件（公共方法） + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + update(context, appWidgetManager, appWidgetIds, false); // 默认非隐私模式 + } + + /** + * 更新小部件的私有方法 + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + * @param privacyMode 是否为隐私模式（隐私模式下显示占位文本） + */ + private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds, + boolean privacyMode) { + // 遍历所有需要更新的小部件 + for (int i = 0; i < appWidgetIds.length; i++) { + // 检查小部件ID是否有效 + if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) { + int bgId = ResourceParser.getDefaultBgId(context); // 默认背景颜色ID + String snippet = ""; // 笔记内容片段 + Intent intent = new Intent(context, NoteEditActivity.class); // 创建编辑笔记的Intent + intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP); // 设置为单例模式 + // 传递小部件ID和类型信息 + intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]); + intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType()); + + // 查询小部件对应的笔记信息 + Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]); + if (c != null && c.moveToFirst()) { + // 检查是否有多条笔记对应同一个widgetId（不应该发生） + if (c.getCount() > 1) { + Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]); + c.close(); + return; + } + // 获取笔记内容片段和背景颜色ID + snippet = c.getString(COLUMN_SNIPPET); + bgId = c.getInt(COLUMN_BG_COLOR_ID); + // 传递笔记ID，用于查看已有笔记 + intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID)); + intent.setAction(Intent.ACTION_VIEW); // 设置动作为查看 + } else { + // 如果没有找到对应的笔记，显示默认文本并设置为新建/编辑动作 + snippet = context.getResources().getString(R.string.widget_havenot_content); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); // 设置动作为插入或编辑 + } + + if (c != null) { + c.close(); // 关闭Cursor + } + + // 创建RemoteViews对象 + RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId()); + // 设置背景图片 + rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId)); + // 传递背景颜色ID + intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId); + + /** + * 生成启动宿主Activity的PendingIntent + */ + PendingIntent pendingIntent = null; + if (privacyMode) { + // 隐私模式：显示占位文本，点击跳转到笔记列表 + rv.setTextViewText(R.id.widget_text, + context.getString(R.string.widget_under_visit_mode)); + pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent( + context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT); + } else { + // 正常模式：显示笔记内容，点击跳转到笔记编辑页面 + rv.setTextViewText(R.id.widget_text, snippet); + pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent, + PendingIntent.FLAG_UPDATE_CURRENT); + } + + // 设置点击事件 + rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent); + // 更新小部件 + appWidgetManager.updateAppWidget(appWidgetIds[i], rv); + } + } + } + + /** + * 抽象方法：根据背景颜色ID获取对应的背景资源ID + * @param bgId 背景颜色ID + * @return 背景资源ID + */ + protected abstract int getBgResourceId(int bgId); + + /** + * 抽象方法：获取小部件的布局ID + * @return 布局资源ID + */ + protected abstract int getLayoutId(); + + /** + * 抽象方法：获取小部件类型 + * @return 小部件类型标识 + */ + protected abstract int getWidgetType(); +} \ No newline at end of file diff --git a/src/net/micode/notes/widget/NoteWidgetProvider_2x.java b/src/net/micode/notes/widget/NoteWidgetProvider_2x.java new file mode 100644 index 0000000..7c278a5 --- /dev/null +++ b/src/net/micode/notes/widget/NoteWidgetProvider_2x.java @@ -0,0 +1,71 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.appwidget.AppWidgetManager; +import android.content.Context; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.ResourceParser; + +/** + * 2x大小笔记小部件提供者 + * 继承自NoteWidgetProvider，专门处理2x大小的小部件 + * 实现抽象父类的具体方法，提供2x小部件的特定配置 + */ +public class NoteWidgetProvider_2x extends NoteWidgetProvider { + + /** + * 当小部件需要更新时调用 + * 调用父类的update方法更新小部件 + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + @Override + public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + super.update(context, appWidgetManager, appWidgetIds); // 调用父类更新方法 + } + + /** + * 获取2x小部件的布局ID + * @return 2x小部件的布局资源ID + */ + @Override + protected int getLayoutId() { + return R.layout.widget_2x; // 返回2x小部件的布局文件 + } + + /** + * 根据背景颜色ID获取对应的背景资源ID + * 专门为2x小部件提供背景资源 + * @param bgId 背景颜色ID + * @return 2x小部件的背景资源ID + */ + @Override + protected int getBgResourceId(int bgId) { + return ResourceParser.WidgetBgResources.getWidget2xBgResource(bgId); // 获取2x小部件的背景资源 + } + + /** + * 获取小部件类型标识 + * @return 2x小部件类型常量 + */ + @Override + protected int getWidgetType() { + return Notes.TYPE_WIDGET_2X; // 返回2x小部件的类型标识 + } +} \ No newline at end of file diff --git a/src/net/micode/notes/widget/NoteWidgetProvider_4x.java b/src/net/micode/notes/widget/NoteWidgetProvider_4x.java new file mode 100644 index 0000000..3e79e74 --- /dev/null +++ b/src/net/micode/notes/widget/NoteWidgetProvider_4x.java @@ -0,0 +1,72 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.appwidget.AppWidgetManager; +import android.content.Context; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.ResourceParser; + +/** + * 4x大小笔记小部件提供者 + * 继承自NoteWidgetProvider，专门处理4x大小的小部件 + * 实现抽象父类的具体方法，提供4x小部件的特定配置 + * 与NoteWidgetProvider_2x类类似，但针对4x尺寸的布局和资源 + */ +public class NoteWidgetProvider_4x extends NoteWidgetProvider { + + /** + * 当小部件需要更新时调用 + * 调用父类的update方法更新小部件 + * @param context 上下文环境 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + @Override + public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + super.update(context, appWidgetManager, appWidgetIds); // 调用父类更新方法 + } + + /** + * 获取4x小部件的布局ID + * 返回4x小部件特定的布局文件资源ID + * @return 4x小部件的布局资源ID + */ + protected int getLayoutId() { + return R.layout.widget_4x; // 返回4x小部件的布局文件 + } + + /** + * 根据背景颜色ID获取对应的背景资源ID + * 专门为4x小部件提供背景资源 + * @param bgId 背景颜色ID + * @return 4x小部件的背景资源ID + */ + @Override + protected int getBgResourceId(int bgId) { + return ResourceParser.WidgetBgResources.getWidget4xBgResource(bgId); // 获取4x小部件的背景资源 + } + + /** + * 获取小部件类型标识 + * @return 4x小部件类型常量 + */ + @Override + protected int getWidgetType() { + return Notes.TYPE_WIDGET_4X; // 返回4x小部件的类型标识 + } +} \ No newline at end of file diff --git a/src/tool/BackupUtils.java b/src/tool/BackupUtils.java new file mode 100644 index 0000000..3e0222c --- /dev/null +++ b/src/tool/BackupUtils.java @@ -0,0 +1,430 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.database.Cursor; +import android.os.Environment; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.PrintStream; + +/** + * 备份工具类 + * + * 负责将便签数据导出为可读的文本文件，支持以下功能： + * 1. 导出所有便签数据到SD卡上的文本文件 + * 2. 按文件夹组织导出内容 + * 3. 支持普通便签和通话记录便签的格式转换 + * 4. 提供详细的导出状态反馈 + * + * 设计说明： + * - 使用单例模式确保全局只有一个备份工具实例 + * - 内部类TextExport处理具体的文本导出逻辑 + * - 支持状态码反馈，便于UI层展示导出状态 + */ +public class BackupUtils { + private static final String TAG = "BackupUtils"; // 日志标签 + // Singleton stuff + private static BackupUtils sInstance; // 单例实例 + + /** + * 获取BackupUtils单例实例 + * 使用双重检查锁定确保线程安全 + * + * @param context 应用上下文 + * @return BackupUtils单例 + */ + public static synchronized BackupUtils getInstance(Context context) { + if (sInstance == null) { + sInstance = new BackupUtils(context); + } + return sInstance; + } + + /** + * 导出和恢复操作的状态码定义 + */ + // 当前SD卡未挂载 + public static final int STATE_SD_CARD_UNMOUONTED = 0; + // 备份文件不存在 + public static final int STATE_BACKUP_FILE_NOT_EXIST = 1; + // 数据格式被破坏，可能被其他程序修改 + public static final int STATE_DATA_DESTROIED = 2; + // 运行时异常导致备份或恢复失败 + public static final int STATE_SYSTEM_ERROR = 3; + // 备份或恢复成功 + public static final int STATE_SUCCESS = 4; + + private TextExport mTextExport; // 文本导出器实例 + + /** + * 私有构造函数 + * + * @param context 应用上下文 + */ + private BackupUtils(Context context) { + mTextExport = new TextExport(context); + } + + /** + * 检查外部存储是否可用 + * + * @return true表示SD卡已挂载且可写，false表示不可用 + */ + private static boolean externalStorageAvailable() { + return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()); + } + + /** + * 导出便签到文本文件 + * + * @return 导出操作的状态码 + */ + public int exportToText() { + return mTextExport.exportToText(); + } + + /** + * 获取导出的文本文件名 + * + * @return 导出的文本文件名 + */ + public String getExportedTextFileName() { + return mTextExport.mFileName; + } + + /** + * 获取导出的文本文件目录 + * + * @return 导出的文本文件目录 + */ + public String getExportedTextFileDir() { + return mTextExport.mFileDirectory; + } + + /** + * 文本导出内部类 + * + * 负责具体的文本导出逻辑，包括： + * 1. 遍历数据库中的便签和文件夹 + * 2. 格式化输出为可读文本 + * 3. 生成输出文件 + */ + private static class TextExport { + // 便签表的查询投影列 + private static final String[] NOTE_PROJECTION = { + NoteColumns.ID, // 0: 便签ID + NoteColumns.MODIFIED_DATE, // 1: 修改日期 + NoteColumns.SNIPPET, // 2: 便签片段（用于文件夹名） + NoteColumns.TYPE // 3: 便签类型 + }; + + private static final int NOTE_COLUMN_ID = 0; // 便签ID列索引 + private static final int NOTE_COLUMN_MODIFIED_DATE = 1; // 修改日期列索引 + private static final int NOTE_COLUMN_SNIPPET = 2; // 便签片段列索引 + + // 数据表的查询投影列 + private static final String[] DATA_PROJECTION = { + DataColumns.CONTENT, // 0: 数据内容 + DataColumns.MIME_TYPE, // 1: MIME类型 + DataColumns.DATA1, // 2: 数据1（通话记录的通话日期） + DataColumns.DATA2, // 3: 数据2 + DataColumns.DATA3, // 4: 数据3 + DataColumns.DATA4, // 5: 数据4（通话记录的电话号码） + }; + + private static final int DATA_COLUMN_CONTENT = 0; // 内容列索引 + private static final int DATA_COLUMN_MIME_TYPE = 1; // MIME类型列索引 + private static final int DATA_COLUMN_CALL_DATE = 2; // 通话日期列索引 + private static final int DATA_COLUMN_PHONE_NUMBER = 4; // 电话号码列索引 + + // 文本格式化字符串数组，从资源文件中加载 + private final String [] TEXT_FORMAT; + private static final int FORMAT_FOLDER_NAME = 0; // 文件夹名称格式索引 + private static final int FORMAT_NOTE_DATE = 1; // 便签日期格式索引 + private static final int FORMAT_NOTE_CONTENT = 2; // 便签内容格式索引 + + private Context mContext; // 应用上下文 + private String mFileName; // 导出的文件名 + private String mFileDirectory; // 导出的文件目录 + + /** + * 构造函数 + * + * @param context 应用上下文 + */ + public TextExport(Context context) { + TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note); + mContext = context; + mFileName = ""; + mFileDirectory = ""; + } + + /** + * 获取指定格式的字符串 + * + * @param id 格式ID（FORMAT_FOLDER_NAME, FORMAT_NOTE_DATE, FORMAT_NOTE_CONTENT） + * @return 格式字符串 + */ + private String getFormat(int id) { + return TEXT_FORMAT[id]; + } + + /** + * 导出指定文件夹及其下的所有便签到文本流 + * + * @param folderId 文件夹ID + * @param ps 输出打印流 + */ + private void exportFolderToText(String folderId, PrintStream ps) { + // 查询属于此文件夹的所有便签 + Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] { + folderId + }, null); + + if (notesCursor != null) { + if (notesCursor.moveToFirst()) { + do { + // 打印便签的最后修改日期 + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE)))); + // 查询属于此便签的数据 + String noteId = notesCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (notesCursor.moveToNext()); + } + notesCursor.close(); + } + } + + /** + * 导出指定便签到文本流 + * + * @param noteId 便签ID + * @param ps 输出打印流 + */ + private void exportNoteToText(String noteId, PrintStream ps) { + Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, + DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] { + noteId + }, null); + + if (dataCursor != null) { + if (dataCursor.moveToFirst()) { + do { + String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE); + if (DataConstants.CALL_NOTE.equals(mimeType)) { + // 处理通话记录便签 + String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER); + long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE); + String location = dataCursor.getString(DATA_COLUMN_CONTENT); + + // 打印电话号码（如果存在） + if (!TextUtils.isEmpty(phoneNumber)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + phoneNumber)); + } + // 打印通话日期 + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat + .format(mContext.getString(R.string.format_datetime_mdhm), + callDate))); + // 打印通话附件位置（如果存在） + if (!TextUtils.isEmpty(location)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + location)); + } + } else if (DataConstants.NOTE.equals(mimeType)) { + // 处理普通文本便签 + String content = dataCursor.getString(DATA_COLUMN_CONTENT); + if (!TextUtils.isEmpty(content)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + content)); + } + } + } while (dataCursor.moveToNext()); + } + dataCursor.close(); + } + // 在便签之间打印一个行分隔符 + try { + ps.write(new byte[] { + Character.LINE_SEPARATOR, Character.LETTER_NUMBER + }); + } catch (IOException e) { + Log.e(TAG, e.toString()); + } + } + + /** + * 将便签导出为用户可读的文本文件 + * + * @return 导出操作的状态码 + */ + public int exportToText() { + // 检查SD卡是否可用 + if (!externalStorageAvailable()) { + Log.d(TAG, "Media was not mounted"); + return STATE_SD_CARD_UNMOUONTED; + } + + // 获取输出打印流 + PrintStream ps = getExportToTextPrintStream(); + if (ps == null) { + Log.e(TAG, "get print stream error"); + return STATE_SYSTEM_ERROR; + } + + // 首先导出文件夹及其下的便签 + // 查询所有文件夹（不包括回收站）和通话记录文件夹 + Cursor folderCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + ") OR " + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER, null, null); + + if (folderCursor != null) { + if (folderCursor.moveToFirst()) { + do { + // 打印文件夹名称 + String folderName = ""; + if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) { + folderName = mContext.getString(R.string.call_record_folder_name); + } else { + folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET); + } + if (!TextUtils.isEmpty(folderName)) { + ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName)); + } + String folderId = folderCursor.getString(NOTE_COLUMN_ID); + exportFolderToText(folderId, ps); + } while (folderCursor.moveToNext()); + } + folderCursor.close(); + } + + // 导出根文件夹下的便签（不属于任何自定义文件夹的便签） + Cursor noteCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.TYPE + "=" + +Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID + + "=0", null, null); + + if (noteCursor != null) { + if (noteCursor.moveToFirst()) { + do { + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE)))); + // 查询属于此便签的数据 + String noteId = noteCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (noteCursor.moveToNext()); + } + noteCursor.close(); + } + ps.close(); // 关闭输出流 + + return STATE_SUCCESS; // 导出成功 + } + + /** + * 获取指向导出文本文件的打印流 + * + * @return 打印流，失败时返回null + */ + private PrintStream getExportToTextPrintStream() { + // 生成SD卡上的输出文件 + File file = generateFileMountedOnSDcard(mContext, R.string.file_path, + R.string.file_name_txt_format); + if (file == null) { + Log.e(TAG, "create file to exported failed"); + return null; + } + mFileName = file.getName(); // 保存文件名 + mFileDirectory = mContext.getString(R.string.file_path); // 保存文件目录 + PrintStream ps = null; + try { + FileOutputStream fos = new FileOutputStream(file); + ps = new PrintStream(fos); + } catch (FileNotFoundException e) { + e.printStackTrace(); + return null; + } catch (NullPointerException e) { + e.printStackTrace(); + return null; + } + return ps; + } + } + + /** + * 在SD卡上生成用于存储导出数据的文本文件 + * + * @param context 应用上下文 + * @param filePathResId 文件路径资源ID + * @param fileNameFormatResId 文件名格式资源ID + * @return 生成的File对象，失败时返回null + */ + private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) { + StringBuilder sb = new StringBuilder(); + // 构建完整文件路径 + sb.append(Environment.getExternalStorageDirectory()); // SD卡根目录 + sb.append(context.getString(filePathResId)); // 应用特定路径 + File filedir = new File(sb.toString()); // 文件目录对象 + + // 添加文件名（包含日期时间戳） + sb.append(context.getString( + fileNameFormatResId, + DateFormat.format(context.getString(R.string.format_date_ymd), + System.currentTimeMillis()))); + File file = new File(sb.toString()); // 完整文件对象 + + try { + // 创建目录（如果不存在） + if (!filedir.exists()) { + filedir.mkdir(); + } + // 创建文件（如果不存在） + if (!file.exists()) { + file.createNewFile(); + } + return file; + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + + return null; // 创建失败 + } +} \ No newline at end of file diff --git a/src/tool/DataUtils.java b/src/tool/DataUtils.java new file mode 100644 index 0000000..c3ff0fb --- /dev/null +++ b/src/tool/DataUtils.java @@ -0,0 +1,574 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.ContentProviderOperation; +import android.content.ContentProviderResult; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.OperationApplicationException; +import android.database.Cursor; +import android.os.RemoteException; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; + +import java.util.ArrayList; +import java.util.HashSet; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +/** + * 数据操作工具类 + * + * 提供便签数据的批量操作、查询和验证功能，包括： + * 1. 批量删除便签 + * 2. 批量移动便签到指定文件夹 + * 3. 查询文件夹和便签信息 + * 4. 验证数据存在性和唯一性 + * + * 设计说明： + * - 所有方法均为静态方法，无需实例化 + * - 使用批量操作提高数据库操作效率 + * - 提供详细的错误日志输出 + */ +public class DataUtils { + public static final String TAG = "DataUtils"; // 日志标签 + + /** + * 批量删除便签 + * + * 使用批量操作（applyBatch）高效删除多个便签，支持以下特性： + * 1. 自动跳过系统文件夹（如根文件夹）的保护 + * 2. 支持空集合和空参数的检查 + * 3. 使用事务保证数据一致性 + * + * @param resolver 内容解析器，用于访问ContentProvider + * @param ids 要删除的便签ID集合，为null或空集合时直接返回成功 + * @return true表示删除成功，false表示删除失败 + */ + public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; // 空参数视为成功，无需操作 + } + if (ids.size() == 0) { + Log.d(TAG, "no id is in the hashset"); + return true; // 空集合视为成功，无需操作 + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + if(id == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Don't delete system folder root"); + continue; // 跳过系统根文件夹，防止误删系统数据 + } + ContentProviderOperation.Builder builder = ContentProviderOperation + .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + operationList.add(builder.build()); + } + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; // 批量操作返回结果异常 + } + return true; // 删除成功 + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; // 异常情况 + } + + /** + * 字数统计相关方法 + * 用于统计文本中的中文字数、数字和英文字符 + * 统计规则： + * 1. 中文字符：每个汉字算1个字数 + * 2. 数字：每个数字算1个字数 + * 3. 英文字符：每个英文字母算1个字数 + * 4. 不统计标点符号与空格 + */ + + // 中文字符正则表达式 + private static final Pattern CHINESE_CHAR_PATTERN = Pattern.compile("[\\u4e00-\\u9fa5]"); + // 数字正则表达式 + private static final Pattern NUMBER_PATTERN = Pattern.compile("[0-9]"); + // 英文字符正则表达式 + private static final Pattern ENGLISH_CHAR_PATTERN = Pattern.compile("[a-zA-Z]"); + + /** + * 统计文本总字数 + * @param text 要统计的文本 + * @return 总字数 + */ + public static int getTotalWordCount(String text) { + if (TextUtils.isEmpty(text)) { + return 0; + } + + int chineseCount = countChineseCharacters(text); + int numberCount = countNumbers(text); + int englishCount = countEnglishCharacters(text); + + return chineseCount + numberCount + englishCount; + } + + /** + * 统计中文字符数 + * @param text 要统计的文本 + * @return 中文字符数 + */ + private static int countChineseCharacters(String text) { + Matcher matcher = CHINESE_CHAR_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 统计数字字符数 + * @param text 要统计的文本 + * @return 数字字符数 + */ + private static int countNumbers(String text) { + Matcher matcher = NUMBER_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 统计英文字符数 + * @param text 要统计的文本 + * @return 英文字符数 + */ + private static int countEnglishCharacters(String text) { + Matcher matcher = ENGLISH_CHAR_PATTERN.matcher(text); + int count = 0; + while (matcher.find()) { + count++; + } + return count; + } + + /** + * 移动单个便签到指定文件夹 + * + * 更新便签的父文件夹ID，并记录原始父文件夹ID以便撤销操作 + * + * @param resolver 内容解析器 + * @param id 要移动的便签ID + * @param srcFolderId 原始文件夹ID + * @param desFolderId 目标文件夹ID + */ + public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, desFolderId); // 设置新父文件夹 + + // 只有当移动到回收站时，才记录原始父文件夹ID + // 从回收站恢复时，保留原始的ORIGIN_PARENT_ID，以便递归恢复子项 + if (desFolderId == Notes.ID_TRASH_FOLER) { + values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId); // 记录原始父文件夹，用于撤销 + } + + values.put(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地已修改，需要同步 + resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null); + } + + /** + * 批量移动便签到指定文件夹 + * + * 使用批量操作高效移动多个便签，支持以下特性： + * 1. 支持空集合的检查 + * 2. 使用事务保证数据一致性 + * 3. 自动标记为本地修改，触发同步 + * 4. 移动到回收站时记录原始父文件夹ID + * + * @param resolver 内容解析器 + * @param ids 要移动的便签ID集合 + * @param folderId 目标文件夹ID + * @return true表示移动成功，false表示移动失败 + */ + public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids, + long folderId) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; // 空参数视为成功 + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + ContentProviderOperation.Builder builder = ContentProviderOperation + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + + // 如果是移动到回收站，记录原始父文件夹ID + if (folderId == Notes.ID_TRASH_FOLER) { + // 首先查询当前父文件夹ID + Cursor cursor = resolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), + new String[]{NoteColumns.PARENT_ID}, + null, + null, + null); + if (cursor != null) { + if (cursor.moveToFirst()) { + long currentParentId = cursor.getLong(0); + // 保存原始父文件夹ID + builder.withValue(NoteColumns.ORIGIN_PARENT_ID, currentParentId); + } + cursor.close(); + } + } + + builder.withValue(NoteColumns.PARENT_ID, folderId); // 设置新父文件夹 + builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地修改 + operationList.add(builder.build()); + } + + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 获取指定文件夹下的所有直接子项（包括便签和子文件夹） + * + * @param resolver 内容解析器 + * @param folderId 文件夹ID + * @return 子项ID集合，没有子项时返回空集合 + */ + public static HashSet getFolderItems(ContentResolver resolver, long folderId) { + HashSet items = new HashSet(); + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.ID}, + NoteColumns.PARENT_ID + "=?", + new String[]{String.valueOf(folderId)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + long id = cursor.getLong(0); + items.add(id); + } while (cursor.moveToNext()); + } + cursor.close(); + } + + return items; + } + + /** + * 获取用户文件夹数量（排除系统文件夹） + * + * 统计用户创建的自定义文件夹数量，不包括系统文件夹和回收站 + * + * @param resolver 内容解析器 + * @return 用户文件夹数量，查询失败时返回0 + */ + public static int getUserFolderCount(ContentResolver resolver) { + Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { "COUNT(*)" }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?", + new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + int count = 0; + if(cursor != null) { + if(cursor.moveToFirst()) { + try { + count = cursor.getInt(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "get folder count failed:" + e.toString()); + } finally { + cursor.close(); + } + } + } + return count; + } + + /** + * 检查指定类型便签在数据库中是否可见（不在回收站中） + * + * 用于验证便签是否存在于数据库中且未被放入回收站 + * + * @param resolver 内容解析器 + * @param noteId 要检查的便签ID + * @param type 便签类型（Notes.TYPE_NOTE或Notes.TYPE_FOLDER） + * @return true表示便签存在且不在回收站中，false表示不存在或在回收站中 + */ + public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) { + // 根文件夹永远可见 + if (noteId == Notes.ID_ROOT_FOLDER) { + return true; + } + + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, + new String [] {String.valueOf(type)}, + null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查便签是否存在于数据库中 + * + * 不检查便签是否在回收站中，只验证ID是否存在 + * + * @param resolver 内容解析器 + * @param noteId 要检查的便签ID + * @return true表示便签ID存在，false表示不存在 + */ + public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查数据记录是否存在于数据表中 + * + * 用于验证数据ID是否可用，避免ID冲突 + * + * @param resolver 内容解析器 + * @param dataId 要检查的数据记录ID + * @return true表示数据ID存在，false表示不存在 + */ + public static boolean existInDataDatabase(ContentResolver resolver, long dataId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查指定文件夹名称是否已存在（在可见文件夹中） + * + * 用于创建新文件夹时的名称重复性检查，不检查回收站中的文件夹 + * + * @param resolver 内容解析器 + * @param name 要检查的文件夹名称 + * @return true表示同名文件夹已存在，false表示不存在 + */ + public static boolean checkVisibleFolderName(ContentResolver resolver, String name) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null, + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + + " AND " + NoteColumns.SNIPPET + "=?", + new String[] { name }, null); + boolean exist = false; + if(cursor != null) { + if(cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 获取指定文件夹下所有便签关联的小部件属性 + * + * 用于文件夹删除或移动时，更新关联的小部件显示 + * + * @param resolver 内容解析器 + * @param folderId 文件夹ID + * @return 小部件属性集合，没有关联小部件时返回null + */ + public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) { + Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE }, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }, + null); + + HashSet set = null; + if (c != null) { + if (c.moveToFirst()) { + set = new HashSet(); + do { + try { + AppWidgetAttribute widget = new AppWidgetAttribute(); + widget.widgetId = c.getInt(0); + widget.widgetType = c.getInt(1); + set.add(widget); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, e.toString()); + } + } while (c.moveToNext()); + } + c.close(); + } + return set; + } + + /** + * 根据便签ID获取关联的通话记录电话号码 + * + * 用于通话记录便签的显示和查询 + * + * @param resolver 内容解析器 + * @param noteId 便签ID + * @return 电话号码字符串，未找到时返回空字符串 + */ + public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.PHONE_NUMBER }, + CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?", + new String [] { String.valueOf(noteId), CallNote.CONTENT_ITEM_TYPE }, + null); + + if (cursor != null && cursor.moveToFirst()) { + try { + return cursor.getString(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call number fails " + e.toString()); + } finally { + cursor.close(); + } + } + return ""; // 未找到通话记录或查询失败 + } + + /** + * 根据电话号码和通话时间获取便签ID + * + * 用于检查是否存在相同通话记录，避免重复创建 + * 使用自定义SQL函数PHONE_NUMBERS_EQUAL进行电话号码匹配 + * + * @param resolver 内容解析器 + * @param phoneNumber 电话号码 + * @param callDate 通话时间戳 + * @return 便签ID，未找到时返回0 + */ + public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.NOTE_ID }, + CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL(" + + CallNote.PHONE_NUMBER + ",?)", + new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber }, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + try { + return cursor.getLong(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call note id fails " + e.toString()); + } + } + cursor.close(); + } + return 0; // 未找到匹配的通话记录 + } + + /** + * 根据便签ID获取便签片段（snippet） + * + * 便签片段通常用于列表显示，是便签内容的摘要 + * + * @param resolver 内容解析器 + * @param noteId 便签ID + * @return 便签片段字符串 + * @throws IllegalArgumentException 当便签ID不存在时抛出 + */ + public static String getSnippetById(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String [] { NoteColumns.SNIPPET }, + NoteColumns.ID + "=?", + new String [] { String.valueOf(noteId)}, + null); + + if (cursor != null) { + String snippet = ""; + if (cursor.moveToFirst()) { + snippet = cursor.getString(0); + } + cursor.close(); + return snippet; + } + throw new IllegalArgumentException("Note is not found with id: " + noteId); + } + + /** + * 格式化便签片段 + * + * 处理便签片段，使其适合在UI中显示： + * 1. 去除首尾空格 + * 2. 截取到第一个换行符处（如果存在） + * + * @param snippet 原始便签片段 + * @return 格式化后的便签片段 + */ + public static String getFormattedSnippet(String snippet) { + if (snippet != null) { + snippet = snippet.trim(); // 去除首尾空格 + int index = snippet.indexOf('\n'); + if (index != -1) { + snippet = snippet.substring(0, index); // 截取到第一个换行符 + } + } + return snippet; + } +} \ No newline at end of file diff --git a/src/tool/GTaskStringUtils.java b/src/tool/GTaskStringUtils.java new file mode 100644 index 0000000..680e064 --- /dev/null +++ b/src/tool/GTaskStringUtils.java @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +/** + * Google Tasks API字符串常量工具类 + * + * 定义与Google Tasks API交互时使用的所有JSON键名、操作类型和特殊标识符 + * 此类主要用于： + * 1. 提供与Google Tasks API通信时的标准化键名 + * 2. 定义MIUI便签的特殊文件夹和元数据标识 + * 3. 统一管理API相关字符串，避免硬编码 + */ +public class GTaskStringUtils { + + + public final static String GTASK_JSON_ACTION_ID = "action_id"; // 操作ID标识 + public final static String GTASK_JSON_ACTION_LIST = "action_list"; // 操作列表标识 + public final static String GTASK_JSON_ACTION_TYPE = "action_type"; // 操作类型标识 + public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create"; // 创建操作类型 + public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all"; // 获取所有操作类型 + public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move"; // 移动操作类型 + public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update"; // 更新操作类型 + + public final static String GTASK_JSON_CREATOR_ID = "creator_id"; // 创建者ID标识 + public final static String GTASK_JSON_CHILD_ENTITY = "child_entity"; // 子实体标识 + public final static String GTASK_JSON_CLIENT_VERSION = "client_version"; // 客户端版本标识 + public final static String GTASK_JSON_COMPLETED = "completed"; // 完成状态标识 + public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id"; // 当前列表ID标识 + public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id"; // 默认列表ID标识 + public final static String GTASK_JSON_DELETED = "deleted"; // 删除状态标识 + public final static String GTASK_JSON_DEST_LIST = "dest_list"; // 目标列表标识 + public final static String GTASK_JSON_DEST_PARENT = "dest_parent"; // 目标父级标识 + public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type"; // 目标父级类型标识 + public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta"; // 实体增量标识 + public final static String GTASK_JSON_ENTITY_TYPE = "entity_type"; // 实体类型标识 + public final static String GTASK_JSON_GET_DELETED = "get_deleted"; // 获取已删除项标识 + public final static String GTASK_JSON_ID = "id"; // ID标识 + public final static String GTASK_JSON_INDEX = "index"; // 索引标识 + public final static String GTASK_JSON_LAST_MODIFIED = "last_modified"; // 最后修改时间标识 + + public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point"; // 最新同步点标识 + public final static String GTASK_JSON_LIST_ID = "list_id"; // 列表ID标识 + public final static String GTASK_JSON_LISTS = "lists"; // 列表集合标识 + public final static String GTASK_JSON_NAME = "name"; // 名称标识 + public final static String GTASK_JSON_NEW_ID = "new_id"; // 新ID标识 + public final static String GTASK_JSON_NOTES = "notes"; // 备注标识 + public final static String GTASK_JSON_PARENT_ID = "parent_id"; // 父级ID标识 + public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id"; // 前一个兄弟ID标识 + public final static String GTASK_JSON_RESULTS = "results"; // 结果集合标识 + public final static String GTASK_JSON_SOURCE_LIST = "source_list"; // 源列表标识 + public final static String GTASK_JSON_TASKS = "tasks"; // 任务集合标识 + public final static String GTASK_JSON_TYPE = "type"; // 类型标识 + public final static String GTASK_JSON_TYPE_GROUP = "GROUP"; // 组类型标识 + public final static String GTASK_JSON_TYPE_TASK = "TASK"; // 任务类型标识 + public final static String GTASK_JSON_USER = "user"; // 用户标识 + + + /** + * MIUI便签文件夹前缀 + * 用于标识由MIUI便签创建的文件夹，避免与其他Google Tasks应用冲突 + */ + public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]"; + + /** + * 默认文件夹名称 + * 用于标识根目录文件夹在Google Tasks中的名称 + */ + public final static String FOLDER_DEFAULT = "Default"; + + /** + * 通话记录文件夹名称 + * 用于标识通话记录便签文件夹在Google Tasks中的名称 + */ + public final static String FOLDER_CALL_NOTE = "Call_Note"; + + /** + * 元数据文件夹名称 + * 用于存储便签的元数据信息，如图片、附件等 + */ + public final static String FOLDER_META = "METADATA"; + + + /** + * 元数据头：Google Tasks ID + * 用于在元数据中存储便签对应的Google Tasks ID + */ + public final static String META_HEAD_GTASK_ID = "meta_gid"; + + /** + * 元数据头：便签信息 + * 用于在元数据中存储便签的基本信息 + */ + public final static String META_HEAD_NOTE = "meta_note"; + + /** + * 元数据头：数据信息 + * 用于在元数据中存储便签的具体数据内容 + */ + public final static String META_HEAD_DATA = "meta_data"; + + /** + * 元数据便签名称 + * 用于标识元数据便签，提醒用户不要修改或删除此便签 + */ + public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE"; +} \ No newline at end of file diff --git a/src/tool/ResourceParser.java b/src/tool/ResourceParser.java new file mode 100644 index 0000000..635b263 --- /dev/null +++ b/src/tool/ResourceParser.java @@ -0,0 +1,202 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.preference.PreferenceManager; + +import net.micode.notes.R; +import net.micode.notes.ui.NotesPreferenceActivity; + +/** + * ResourceParser - 资源解析工具类 + * 管理和解析便签应用的UI资源，包括背景颜色、字体大小等 + */ +public class ResourceParser { + + // 背景颜色ID常量 + public static final int YELLOW = 0; + public static final int BLUE = 1; + public static final int WHITE = 2; + public static final int GREEN = 3; + public static final int RED = 4; + public static final int BG_DEFAULT_COLOR = YELLOW; + + // 字体大小ID常量 + public static final int TEXT_SMALL = 0; + public static final int TEXT_MEDIUM = 1; + public static final int TEXT_LARGE = 2; + public static final int TEXT_SUPER = 3; + public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM; + + /** + * NoteBgResources - 便签背景资源管理 + */ + public static class NoteBgResources { + // 编辑界面便签背景资源数组 + private final static int [] BG_EDIT_RESOURCES = new int [] { + R.drawable.edit_yellow, + R.drawable.edit_blue, + R.drawable.edit_white, + R.drawable.edit_green, + R.drawable.edit_red + }; + + // 编辑界面便签标题背景资源数组 + private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] { + R.drawable.edit_title_yellow, + R.drawable.edit_title_blue, + R.drawable.edit_title_white, + R.drawable.edit_title_green, + R.drawable.edit_title_red + }; + + public static int getNoteBgResource(int id) { + return BG_EDIT_RESOURCES[id]; + } + + public static int getNoteTitleBgResource(int id) { + return BG_EDIT_TITLE_RESOURCES[id]; + } + } + + /** + * 获取默认背景颜色ID + * 根据用户偏好设置：启用随机背景色则随机返回，否则返回默认颜色 + */ + public static int getDefaultBgId(Context context) { + if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean( + NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) { + return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length); + } else { + return BG_DEFAULT_COLOR; + } + } + + /** + * NoteItemBgResources - 便签列表项背景资源管理 + */ + public static class NoteItemBgResources { + private final static int [] BG_FIRST_RESOURCES = new int [] { + R.drawable.list_yellow_up, + R.drawable.list_blue_up, + R.drawable.list_white_up, + R.drawable.list_green_up, + R.drawable.list_red_up + }; + + private final static int [] BG_NORMAL_RESOURCES = new int [] { + R.drawable.list_yellow_middle, + R.drawable.list_blue_middle, + R.drawable.list_white_middle, + R.drawable.list_green_middle, + R.drawable.list_red_middle + }; + + private final static int [] BG_LAST_RESOURCES = new int [] { + R.drawable.list_yellow_down, + R.drawable.list_blue_down, + R.drawable.list_white_down, + R.drawable.list_green_down, + R.drawable.list_red_down, + }; + + private final static int [] BG_SINGLE_RESOURCES = new int [] { + R.drawable.list_yellow_single, + R.drawable.list_blue_single, + R.drawable.list_white_single, + R.drawable.list_green_single, + R.drawable.list_red_single + }; + + public static int getNoteBgFirstRes(int id) { + return BG_FIRST_RESOURCES[id]; + } + + public static int getNoteBgLastRes(int id) { + return BG_LAST_RESOURCES[id]; + } + + public static int getNoteBgSingleRes(int id) { + return BG_SINGLE_RESOURCES[id]; + } + + public static int getNoteBgNormalRes(int id) { + return BG_NORMAL_RESOURCES[id]; + } + + public static int getFolderBgRes() { + return R.drawable.list_folder; + } + } + + /** + * WidgetBgResources - 小部件背景资源管理 + */ + public static class WidgetBgResources { + private final static int [] BG_2X_RESOURCES = new int [] { + R.drawable.widget_2x_yellow, + R.drawable.widget_2x_blue, + R.drawable.widget_2x_white, + R.drawable.widget_2x_green, + R.drawable.widget_2x_red, + }; + + public static int getWidget2xBgResource(int id) { + return BG_2X_RESOURCES[id]; + } + + private final static int [] BG_4X_RESOURCES = new int [] { + R.drawable.widget_4x_yellow, + R.drawable.widget_4x_blue, + R.drawable.widget_4x_white, + R.drawable.widget_4x_green, + R.drawable.widget_4x_red + }; + + public static int getWidget4xBgResource(int id) { + return BG_4X_RESOURCES[id]; + } + } + + /** + * TextAppearanceResources - 文本外观资源管理 + */ + public static class TextAppearanceResources { + private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] { + R.style.TextAppearanceNormal, + R.style.TextAppearanceMedium, + R.style.TextAppearanceLarge, + R.style.TextAppearanceSuper + }; + + /** + * 根据字体大小ID获取文本外观样式资源 + * 安全机制：ID超出范围时返回默认字体大小 + */ + public static int getTexAppearanceResource(int id) { + if (id >= TEXTAPPEARANCE_RESOURCES.length) { + return BG_DEFAULT_FONT_SIZE; + } + return TEXTAPPEARANCE_RESOURCES[id]; + } + + public static int getResourcesSize() { + return TEXTAPPEARANCE_RESOURCES.length; + } + } +} \ No newline at end of file diff --git a/src/ui/AlarmAlertActivity.java b/src/ui/AlarmAlertActivity.java new file mode 100644 index 0000000..f96f8ef --- /dev/null +++ b/src/ui/AlarmAlertActivity.java @@ -0,0 +1,216 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.content.DialogInterface.OnDismissListener; +import android.content.Intent; +import android.media.AudioManager; +import android.media.MediaPlayer; +import android.media.RingtoneManager; +import android.net.Uri; +import android.os.Bundle; +import android.os.PowerManager; +import android.provider.Settings; +import android.view.Window; +import android.view.WindowManager; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; + +import java.io.IOException; + +/** + * 便签闹钟提醒活动 + * + * 负责处理便签提醒时间到达时的提醒功能，包括： + * 1. 播放闹钟提示音（使用系统默认闹钟铃声） + * 2. 在屏幕锁定状态下显示提醒对话框 + * 3. 提供用户操作选项：关闭提醒或进入便签编辑界面 + * + * 设计说明： + * - 使用全屏对话框形式显示提醒 + * - 支持在屏幕锁定时唤醒屏幕并显示提醒 + * - 自动检查便签是否存在，防止已删除便签的错误提醒 + */ +public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { + private long mNoteId; // 触发提醒的便签ID + private String mSnippet; // 便签内容摘要 + private static final int SNIPPET_PREW_MAX_LEN = 60; // 摘要显示的最大长度 + MediaPlayer mPlayer; // 媒体播放器，用于播放闹钟音 + + /** + * Activity创建时的回调方法 + * 初始化提醒界面和播放闹钟音 + * + * @param savedInstanceState 保存的状态数据 + */ + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + requestWindowFeature(Window.FEATURE_NO_TITLE); // 设置无标题栏 + + final Window win = getWindow(); + win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); // 在锁屏状态下显示 + + // 如果屏幕未亮起，则添加更多窗口标志以唤醒屏幕 + if (!isScreenOn()) { + win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON // 保持屏幕常亮 + | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON // 点亮屏幕 + | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON // 允许屏幕点亮时锁定 + | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR); // 允许装饰嵌入布局 + } + + Intent intent = getIntent(); + + try { + // 从Intent中提取便签ID和内容 + mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); + mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); + // 截取便签内容摘要，避免过长显示 + mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, + SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) + : mSnippet; + } catch (IllegalArgumentException e) { + e.printStackTrace(); + return; // 如果便签ID无效，直接返回 + } + + mPlayer = new MediaPlayer(); // 初始化媒体播放器 + // 检查便签是否在数据库中且可见（不在回收站中） + if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { + showActionDialog(); // 显示操作对话框 + playAlarmSound(); // 播放闹钟音 + } else { + finish(); // 便签不存在或不可见，直接结束Activity + } + } + + /** + * 检查屏幕是否亮起 + * + * @return true表示屏幕亮起，false表示屏幕关闭 + */ + private boolean isScreenOn() { + PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); + return pm.isScreenOn(); + } + + /** + * 播放闹钟提示音 + * 使用系统默认闹钟铃声，并根据系统静音设置调整音频流类型 + */ + private void playAlarmSound() { + Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); // 获取默认闹钟铃声 + + // 检查系统静音设置是否影响闹钟音频流 + int silentModeStreams = Settings.System.getInt(getContentResolver(), + Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); + + // 如果静音设置影响闹钟音频流，则使用该设置；否则使用默认的闹钟音频流 + if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) { + mPlayer.setAudioStreamType(silentModeStreams); + } else { + mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM); + } + + // 设置并播放闹钟音 + try { + mPlayer.setDataSource(this, url); + mPlayer.prepare(); + mPlayer.setLooping(true); // 设置循环播放，直到用户操作 + mPlayer.start(); + } catch (IllegalArgumentException e) { + e.printStackTrace(); + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IllegalStateException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + } + + /** + * 显示提醒操作对话框 + * 对话框显示便签内容摘要，并提供操作按钮 + */ + private void showActionDialog() { + AlertDialog.Builder dialog = new AlertDialog.Builder(this); + dialog.setTitle(R.string.app_name); // 设置应用名称作为标题 + dialog.setMessage(mSnippet); // 设置便签内容摘要 + + // 确定按钮：关闭提醒 + dialog.setPositiveButton(R.string.notealert_ok, this); + + // 如果屏幕亮起，显示"进入编辑"按钮 + if (isScreenOn()) { + dialog.setNegativeButton(R.string.notealert_enter, this); + } + + dialog.show().setOnDismissListener(this); // 显示对话框并设置关闭监听器 + } + + /** + * 对话框按钮点击回调方法 + * + * @param dialog 被点击的对话框 + * @param which 被点击的按钮标识 + */ + public void onClick(DialogInterface dialog, int which) { + switch (which) { + case DialogInterface.BUTTON_NEGATIVE: + // 用户点击"进入编辑"按钮，启动便签编辑界面 + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, mNoteId); // 传递便签ID + startActivity(intent); + break; + default: + // 其他按钮（如确定按钮）无额外操作 + break; + } + } + + /** + * 对话框关闭回调方法 + * 停止闹钟音并结束Activity + * + * @param dialog 被关闭的对话框 + */ + public void onDismiss(DialogInterface dialog) { + stopAlarmSound(); // 停止播放闹钟音 + finish(); // 结束Activity + } + + /** + * 停止闹钟音播放 + * 释放媒体播放器资源 + */ + private void stopAlarmSound() { + if (mPlayer != null) { + mPlayer.stop(); // 停止播放 + mPlayer.release(); // 释放资源 + mPlayer = null; // 清空引用 + } + } +} \ No newline at end of file diff --git a/src/ui/AlarmInitReceiver.java b/src/ui/AlarmInitReceiver.java new file mode 100644 index 0000000..4d1d7ba --- /dev/null +++ b/src/ui/AlarmInitReceiver.java @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.AlarmManager; +import android.app.PendingIntent; +import android.content.BroadcastReceiver; +import android.content.ContentUris; +import android.content.Context; +import android.content.Intent; +import android.database.Cursor; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; + +/** + * 闹钟初始化接收器 + * 主要功能：在系统启动或应用启动时，重新设置所有未来的闹钟提醒 + */ +public class AlarmInitReceiver extends BroadcastReceiver { + + // 数据库查询需要的列 + private static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 笔记ID + NoteColumns.ALERTED_DATE // 提醒时间 + }; + + // 列索引常量 + private static final int COLUMN_ID = 0; // ID列索引 + private static final int COLUMN_ALERTED_DATE = 1; // 提醒时间列索引 + + @Override + public void onReceive(Context context, Intent intent) { + // 获取当前系统时间 + long currentDate = System.currentTimeMillis(); + + // 查询所有需要设置闹钟的笔记 + // 条件：提醒时间大于当前时间，且笔记类型为普通笔记（非文件夹等） + Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI, + PROJECTION, + NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE, + new String[] { String.valueOf(currentDate) }, + null); + + if (c != null) { + // 遍历查询结果 + if (c.moveToFirst()) { + do { + // 获取该笔记的提醒时间 + long alertDate = c.getLong(COLUMN_ALERTED_DATE); + + // 创建触发闹钟的Intent，目标为AlarmReceiver + Intent sender = new Intent(context, AlarmReceiver.class); + // 将笔记ID附加到URI中，以便AlarmReceiver知道是哪个笔记的提醒 + sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, + c.getLong(COLUMN_ID))); + + // 创建PendingIntent，用于在指定时间触发广播 + PendingIntent pendingIntent = PendingIntent.getBroadcast(context, + 0, sender, 0); + + // 获取系统闹钟服务 + AlarmManager alermManager = (AlarmManager) context + .getSystemService(Context.ALARM_SERVICE); + + // 设置闹钟 + // 使用RTC_WAKEUP模式：在指定时间唤醒设备并触发PendingIntent + alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent); + } while (c.moveToNext()); // 继续处理下一条记录 + } + c.close(); // 关闭游标，释放资源 + } + // 注意：如果c为null，说明查询失败，这里没有错误处理 + } +} \ No newline at end of file diff --git a/src/ui/AlarmReceiver.java b/src/ui/AlarmReceiver.java new file mode 100644 index 0000000..0a907f0 --- /dev/null +++ b/src/ui/AlarmReceiver.java @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.BroadcastReceiver; +import android.content.Context; +import android.content.Intent; + +/** + * 闹钟触发接收器 + * 主要功能：接收由AlarmManager触发的闹钟广播，并启动提醒界面 + * + * 注意：此类与AlarmInitReceiver配合工作： + * - AlarmInitReceiver: 负责在系统启动时重新设置所有未来的闹钟 + * - AlarmReceiver: 负责在闹钟触发时执行实际的动作（启动提醒界面） + */ +public class AlarmReceiver extends BroadcastReceiver { + + /** + * 接收广播并处理闹钟触发事件 + * 当AlarmManager设置的闹钟时间到达时，系统会调用此方法 + * + * @param context 当前上下文，用于启动新的Activity + * @param intent 包含触发闹钟的笔记信息的Intent， + * 通常通过AlarmInitReceiver设置，包含笔记的URI数据 + */ + @Override + public void onReceive(Context context, Intent intent) { + // 将Intent的目标类设置为AlarmAlertActivity，这是显示提醒的界面 + intent.setClass(context, AlarmAlertActivity.class); + + // 添加FLAG_ACTIVITY_NEW_TASK标志，因为从BroadcastReceiver启动Activity + // 必须在一个新的任务栈中，不能直接在当前任务栈启动 + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + + // 启动闹钟提醒Activity + // AlarmAlertActivity将显示具体的笔记内容提醒用户 + context.startActivity(intent); + + // 注意：此处没有取消或清除闹钟，如果需要一次性闹钟， + // 应在AlarmAlertActivity中处理闹钟的清除 + } +} \ No newline at end of file diff --git a/src/ui/DateTimePicker.java b/src/ui/DateTimePicker.java new file mode 100644 index 0000000..0354a85 --- /dev/null +++ b/src/ui/DateTimePicker.java @@ -0,0 +1,570 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import java.text.DateFormatSymbols; +import java.util.Calendar; + +import net.micode.notes.R; + +import android.content.Context; +import android.text.format.DateFormat; +import android.view.View; +import android.widget.FrameLayout; +import android.widget.NumberPicker; + +/** + * 日期时间选择器自定义控件 + * 提供年、月、日、时、分的选择功能，支持12小时制和24小时制显示 + * 使用NumberPicker实现滚动选择，具有日期跨天自动调整功能 + */ +public class DateTimePicker extends FrameLayout { + + // 默认启用状态 + private static final boolean DEFAULT_ENABLE_STATE = true; + + // 时间相关常量 + private static final int HOURS_IN_HALF_DAY = 12; // 半天的小时数 + private static final int HOURS_IN_ALL_DAY = 24; // 全天的小时数 + private static final int DAYS_IN_ALL_WEEK = 7; // 一周的天数（用于显示最近一周的日期） + + // NumberPicker范围常量 + private static final int DATE_SPINNER_MIN_VAL = 0; // 日期选择器最小值 + private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; // 日期选择器最大值 + private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; // 24小时制小时最小值 + private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; // 24小时制小时最大值 + private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; // 12小时制小时最小值 + private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; // 12小时制小时最大值 + private static final int MINUT_SPINNER_MIN_VAL = 0; // 分钟选择器最小值 + private static final int MINUT_SPINNER_MAX_VAL = 59; // 分钟选择器最大值 + private static final int AMPM_SPINNER_MIN_VAL = 0; // AM/PM选择器最小值 + private static final int AMPM_SPINNER_MAX_VAL = 1; // AM/PM选择器最大值 + + // UI控件引用 + private final NumberPicker mDateSpinner; // 日期选择器 + private final NumberPicker mHourSpinner; // 小时选择器 + private final NumberPicker mMinuteSpinner; // 分钟选择器 + private final NumberPicker mAmPmSpinner; // 上午/下午选择器 + + // 数据模型 + private Calendar mDate; // 当前选择的日期时间 + private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; // 日期显示值（一周） + private boolean mIsAm; // 是否为上午 + private boolean mIs24HourView; // 是否使用24小时制 + private boolean mIsEnabled = DEFAULT_ENABLE_STATE; // 控件是否启用 + private boolean mInitialising; // 是否正在初始化标志，防止初始化期间触发事件 + + // 日期时间变化监听器 + private OnDateTimeChangedListener mOnDateTimeChangedListener; + + /** + * 日期变化监听器 + * 当日期选择器值变化时，调整Calendar对象并更新显示 + */ + private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + // 根据新旧值差异调整天数 + mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal); + updateDateControl(); // 更新日期显示 + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * 小时变化监听器 + * 处理小时变化，包括12/24小时制转换和跨天边界处理 + */ + private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + boolean isDateChanged = false; + Calendar cal = Calendar.getInstance(); + + // 12小时制下的特殊处理 + if (!mIs24HourView) { + // 处理PM到AM的跨天转换（12小时制） + if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + // 处理AM到PM的跨天转换（12小时制） + else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + + // 处理12点切换时AM/PM状态变化 + if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY || + oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + mIsAm = !mIsAm; + updateAmPmControl(); + } + } + // 24小时制下的跨天处理 + else { + // 23->0 跨到第二天 + if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + // 0->23 跨到前一天 + else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + } + + // 设置新的小时值 + int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY); + mDate.set(Calendar.HOUR_OF_DAY, newHour); + onDateTimeChanged(); // 通知监听器 + + // 如果日期已变化，更新年、月、日 + if (isDateChanged) { + setCurrentYear(cal.get(Calendar.YEAR)); + setCurrentMonth(cal.get(Calendar.MONTH)); + setCurrentDay(cal.get(Calendar.DAY_OF_MONTH)); + } + } + }; + + /** + * 分钟变化监听器 + * 处理分钟滚动时的跨小时边界调整 + */ + private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + int minValue = mMinuteSpinner.getMinValue(); + int maxValue = mMinuteSpinner.getMaxValue(); + int offset = 0; + + // 检测分钟是否从最大值滚动到最小值（59->0，增加1小时） + if (oldVal == maxValue && newVal == minValue) { + offset += 1; + } + // 检测分钟是否从最小值滚动到最大值（0->59，减少1小时） + else if (oldVal == minValue && newVal == maxValue) { + offset -= 1; + } + + // 如果有小时偏移，调整时间 + if (offset != 0) { + mDate.add(Calendar.HOUR_OF_DAY, offset); + mHourSpinner.setValue(getCurrentHour()); + updateDateControl(); // 更新日期显示 + + // 更新AM/PM状态 + int newHour = getCurrentHourOfDay(); + if (newHour >= HOURS_IN_HALF_DAY) { + mIsAm = false; + updateAmPmControl(); + } else { + mIsAm = true; + updateAmPmControl(); + } + } + + // 设置新的分钟值 + mDate.set(Calendar.MINUTE, newVal); + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * AM/PM变化监听器 + * 处理上午/下午切换，调整12小时 + */ + private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + mIsAm = !mIsAm; + // AM/PM切换时调整12小时 + if (mIsAm) { + mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY); + } else { + mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY); + } + updateAmPmControl(); // 更新AM/PM显示 + onDateTimeChanged(); // 通知监听器 + } + }; + + /** + * 日期时间变化监听器接口 + */ + public interface OnDateTimeChangedListener { + void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute); + } + + /** + * 构造函数 - 使用当前时间初始化 + */ + public DateTimePicker(Context context) { + this(context, System.currentTimeMillis()); + } + + /** + * 构造函数 - 使用指定时间戳初始化 + */ + public DateTimePicker(Context context, long date) { + this(context, date, DateFormat.is24HourFormat(context)); + } + + /** + * 构造函数 - 完整初始化 + * @param context 上下文 + * @param date 初始时间戳 + * @param is24HourView 是否使用24小时制 + */ + public DateTimePicker(Context context, long date, boolean is24HourView) { + super(context); + mDate = Calendar.getInstance(); + mInitialising = true; // 设置初始化标志 + // 根据当前小时判断是上午还是下午 + mIsAm = getCurrentHourOfDay() < HOURS_IN_HALF_DAY; + + // 加载布局 + inflate(context, R.layout.datetime_picker, this); + + // 初始化日期选择器 + mDateSpinner = (NumberPicker) findViewById(R.id.date); + mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL); + mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL); + mDateSpinner.setOnValueChangedListener(mOnDateChangedListener); + + // 初始化小时选择器 + mHourSpinner = (NumberPicker) findViewById(R.id.hour); + mHourSpinner.setOnValueChangedListener(mOnHourChangedListener); + + // 初始化分钟选择器 + mMinuteSpinner = (NumberPicker) findViewById(R.id.minute); + mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL); + mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL); + mMinuteSpinner.setOnLongPressUpdateInterval(100); // 设置长按更新间隔 + mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener); + + // 初始化AM/PM选择器 + String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings(); // 获取本地化的AM/PM字符串 + mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm); + mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL); + mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL); + mAmPmSpinner.setDisplayedValues(stringsForAmPm); + mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener); + + // 更新控件初始状态 + updateDateControl(); + updateHourControl(); + updateAmPmControl(); + + set24HourView(is24HourView); // 设置12/24小时制显示 + setCurrentDate(date); // 设置当前时间 + setEnabled(isEnabled()); // 设置启用状态 + + mInitialising = false; // 初始化完成 + } + + /** + * 设置控件启用状态 + */ + @Override + public void setEnabled(boolean enabled) { + if (mIsEnabled == enabled) { + return; + } + super.setEnabled(enabled); + // 设置所有子控件的启用状态 + mDateSpinner.setEnabled(enabled); + mMinuteSpinner.setEnabled(enabled); + mHourSpinner.setEnabled(enabled); + mAmPmSpinner.setEnabled(enabled); + mIsEnabled = enabled; + } + + /** + * 获取控件启用状态 + */ + @Override + public boolean isEnabled() { + return mIsEnabled; + } + + /** + * 获取当前时间的时间戳 + */ + public long getCurrentDateInTimeMillis() { + return mDate.getTimeInMillis(); + } + + /** + * 通过时间戳设置当前时间 + */ + public void setCurrentDate(long date) { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(date); + setCurrentDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH), + cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE)); + } + + /** + * 通过各时间分量设置当前时间 + */ + public void setCurrentDate(int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + setCurrentYear(year); + setCurrentMonth(month); + setCurrentDay(dayOfMonth); + setCurrentHour(hourOfDay); + setCurrentMinute(minute); + } + + /** + * 获取当前年份 + */ + public int getCurrentYear() { + return mDate.get(Calendar.YEAR); + } + + /** + * 设置当前年份 + */ + public void setCurrentYear(int year) { + // 防止初始化期间重复触发事件 + if (!mInitialising && year == getCurrentYear()) { + return; + } + mDate.set(Calendar.YEAR, year); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取当前月份（0-11） + */ + public int getCurrentMonth() { + return mDate.get(Calendar.MONTH); + } + + /** + * 设置当前月份 + */ + public void setCurrentMonth(int month) { + if (!mInitialising && month == getCurrentMonth()) { + return; + } + mDate.set(Calendar.MONTH, month); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取当前日（月中的第几天） + */ + public int getCurrentDay() { + return mDate.get(Calendar.DAY_OF_MONTH); + } + + /** + * 设置当前日 + */ + public void setCurrentDay(int dayOfMonth) { + if (!mInitialising && dayOfMonth == getCurrentDay()) { + return; + } + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * 获取24小时制下的小时（0-23） + */ + public int getCurrentHourOfDay() { + return mDate.get(Calendar.HOUR_OF_DAY); + } + + /** + * 获取当前小时（根据12/24小时制返回对应值） + */ + private int getCurrentHour() { + if (mIs24HourView){ + return getCurrentHourOfDay(); // 24小时制直接返回 + } else { + // 12小时制转换：0点显示为12，13点显示为1 + int hour = getCurrentHourOfDay(); + if (hour >= HOURS_IN_HALF_DAY) { + return hour - HOURS_IN_HALF_DAY; + } else { + return hour == 0 ? HOURS_IN_HALF_DAY : hour; + } + } + } + + /** + * 设置当前小时（24小时制） + */ + public void setCurrentHour(int hourOfDay) { + if (!mInitialising && hourOfDay == getCurrentHourOfDay()) { + return; + } + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + + // 12小时制下需要同步AM/PM状态 + if (!mIs24HourView) { + if (hourOfDay >= HOURS_IN_HALF_DAY) { + mIsAm = false; + if (hourOfDay > HOURS_IN_HALF_DAY) { + hourOfDay -= HOURS_IN_HALF_DAY; + } + } else { + mIsAm = true; + if (hourOfDay == 0) { + hourOfDay = HOURS_IN_HALF_DAY; + } + } + updateAmPmControl(); + } + mHourSpinner.setValue(hourOfDay); + onDateTimeChanged(); + } + + /** + * 获取当前分钟 + */ + public int getCurrentMinute() { + return mDate.get(Calendar.MINUTE); + } + + /** + * 设置当前分钟 + */ + public void setCurrentMinute(int minute) { + if (!mInitialising && minute == getCurrentMinute()) { + return; + } + mMinuteSpinner.setValue(minute); + mDate.set(Calendar.MINUTE, minute); + onDateTimeChanged(); + } + + /** + * 是否使用24小时制 + */ + public boolean is24HourView () { + return mIs24HourView; + } + + /** + * 设置12/24小时制显示 + */ + public void set24HourView(boolean is24HourView) { + if (mIs24HourView == is24HourView) { + return; + } + mIs24HourView = is24HourView; + + // 根据12/24小时制显示或隐藏AM/PM选择器 + mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE); + + // 更新小时选择器范围 + updateHourControl(); + + // 保持当前小时，但根据新的显示模式调整 + int hour = getCurrentHourOfDay(); + setCurrentHour(hour); + + updateAmPmControl(); + } + + /** + * 更新日期选择器显示 + * 显示以当前日期为中心的前后三天（共一周） + */ + private void updateDateControl() { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(mDate.getTimeInMillis()); + + // 计算显示范围：从当前日期前3天开始 + cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1); + + mDateSpinner.setDisplayedValues(null); + + // 生成一周的日期显示字符串 + for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) { + cal.add(Calendar.DAY_OF_YEAR, 1); + // 格式：月份.日期 星期几（如：01.15 星期一） + mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal); + } + + mDateSpinner.setDisplayedValues(mDateDisplayValues); + mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2); // 当前日期在中间位置 + mDateSpinner.invalidate(); // 刷新显示 + } + + /** + * 更新AM/PM选择器显示 + */ + private void updateAmPmControl() { + if (mIs24HourView) { + // 24小时制隐藏AM/PM选择器 + mAmPmSpinner.setVisibility(View.GONE); + } else { + // 12小时制显示AM/PM选择器 + int index = mIsAm ? Calendar.AM : Calendar.PM; + mAmPmSpinner.setValue(index); + mAmPmSpinner.setVisibility(View.VISIBLE); + } + } + + /** + * 更新小时选择器范围 + * 根据12/24小时制设置不同的取值范围 + */ + private void updateHourControl() { + if (mIs24HourView) { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW); + } else { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW); + } + } + + /** + * 设置日期时间变化监听器 + */ + public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) { + mOnDateTimeChangedListener = callback; + } + + /** + * 触发日期时间变化事件 + * 通知监听器当前选择的时间 + */ + private void onDateTimeChanged() { + if (mOnDateTimeChangedListener != null) { + mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(), + getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute()); + } + } +} \ No newline at end of file diff --git a/src/ui/DateTimePickerDialog.java b/src/ui/DateTimePickerDialog.java new file mode 100644 index 0000000..6021daf --- /dev/null +++ b/src/ui/DateTimePickerDialog.java @@ -0,0 +1,142 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import java.util.Calendar; + +import net.micode.notes.R; +import net.micode.notes.ui.DateTimePicker; +import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener; + +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.text.format.DateFormat; +import android.text.format.DateUtils; + +/** + * 日期时间选择对话框 + * 将DateTimePicker控件封装到对话框中，提供完整的日期时间选择界面 + * 用户可以通过此对话框设置笔记的提醒时间 + */ +public class DateTimePickerDialog extends AlertDialog implements OnClickListener { + + private Calendar mDate = Calendar.getInstance(); // 当前选择的日期时间 + private boolean mIs24HourView; // 是否使用24小时制 + private OnDateTimeSetListener mOnDateTimeSetListener; // 日期时间设置完成监听器 + private DateTimePicker mDateTimePicker; // 日期时间选择器控件 + + /** + * 日期时间设置完成监听器接口 + * 当用户点击"确定"按钮时回调 + */ + public interface OnDateTimeSetListener { + void OnDateTimeSet(AlertDialog dialog, long date); + } + + /** + * 构造函数 + * @param context 上下文 + * @param date 初始日期时间（时间戳） + */ + public DateTimePickerDialog(Context context, long date) { + super(context); + + // 创建DateTimePicker控件 + mDateTimePicker = new DateTimePicker(context); + setView(mDateTimePicker); // 将DateTimePicker设置为对话框的内容视图 + + // 设置DateTimePicker的日期时间变化监听器 + mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() { + public void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + // 当DateTimePicker中的时间变化时，更新内部Calendar对象 + mDate.set(Calendar.YEAR, year); + mDate.set(Calendar.MONTH, month); + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + mDate.set(Calendar.MINUTE, minute); + // 更新对话框标题显示新的时间 + updateTitle(mDate.getTimeInMillis()); + } + }); + + // 设置初始时间 + mDate.setTimeInMillis(date); + mDate.set(Calendar.SECOND, 0); // 将秒数设为0，只精确到分钟 + mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); + + // 设置对话框按钮 + setButton(DialogInterface.BUTTON_POSITIVE, context.getString(R.string.datetime_dialog_ok), this); + setButton(DialogInterface.BUTTON_NEGATIVE, context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); + + // 根据系统设置决定是否使用24小时制 + set24HourView(DateFormat.is24HourFormat(this.getContext())); + + // 初始化对话框标题 + updateTitle(mDate.getTimeInMillis()); + } + + /** + * 设置是否使用24小时制显示 + * @param is24HourView true表示24小时制，false表示12小时制 + */ + public void set24HourView(boolean is24HourView) { + mIs24HourView = is24HourView; + } + + /** + * 设置日期时间设置完成的监听器 + * @param callBack 监听器对象 + */ + public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) { + mOnDateTimeSetListener = callBack; + } + + /** + * 更新对话框标题 + * 根据当前选择的日期时间格式化显示为标题 + * @param date 当前选择的时间戳 + */ + private void updateTitle(long date) { + // 设置日期时间显示格式 + int flag = + DateUtils.FORMAT_SHOW_YEAR | // 显示年份 + DateUtils.FORMAT_SHOW_DATE | // 显示日期 + DateUtils.FORMAT_SHOW_TIME; // 显示时间 + + // 根据24小时制设置选择时间格式 + flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : 0; + + // 格式化日期时间并设置为对话框标题 + setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); + } + + /** + * 对话框按钮点击事件处理 + * 当用户点击"确定"按钮时调用 + * @param arg0 对话框对象 + * @param arg1 按钮ID（这里只处理确定按钮） + */ + public void onClick(DialogInterface arg0, int arg1) { + // 如果设置了监听器，回调选择的日期时间 + if (mOnDateTimeSetListener != null) { + mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); + } + } +} \ No newline at end of file diff --git a/src/ui/DropdownMenu.java b/src/ui/DropdownMenu.java new file mode 100644 index 0000000..c7ce675 --- /dev/null +++ b/src/ui/DropdownMenu.java @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.view.View.OnClickListener; +import android.widget.Button; +import android.widget.PopupMenu; +import android.widget.PopupMenu.OnMenuItemClickListener; + +import net.micode.notes.R; + +/** + * 下拉菜单封装类 + * 将Button和PopupMenu组合封装，提供便捷的下拉菜单功能 + * 主要用于笔记列表界面的排序、筛选等操作菜单 + */ +public class DropdownMenu { + private Button mButton; // 显示下拉菜单的按钮 + private PopupMenu mPopupMenu; // Android原生弹出菜单 + private Menu mMenu; // 菜单项容器 + + /** + * 构造函数 + * @param context 上下文环境 + * @param button 触发下拉菜单的按钮 + * @param menuId 菜单资源ID（R.menu.xxx） + */ + public DropdownMenu(Context context, Button button, int menuId) { + mButton = button; + // 设置按钮背景为下拉箭头图标 + mButton.setBackgroundResource(R.drawable.dropdown_icon); + + // 创建PopupMenu，绑定到指定按钮 + mPopupMenu = new PopupMenu(context, mButton); + mMenu = mPopupMenu.getMenu(); + + // 从菜单资源文件加载菜单项 + mPopupMenu.getMenuInflater().inflate(menuId, mMenu); + + // 设置按钮点击事件：显示下拉菜单 + mButton.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + mPopupMenu.show(); // 显示下拉菜单 + } + }); + } + + /** + * 设置菜单项点击监听器 + * @param listener 菜单项点击监听器 + */ + public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { + if (mPopupMenu != null) { + mPopupMenu.setOnMenuItemClickListener(listener); + } + } + + /** + * 根据ID查找菜单项 + * @param id 菜单项资源ID + * @return 找到的菜单项，未找到返回null + */ + public MenuItem findItem(int id) { + return mMenu.findItem(id); + } + + /** + * 设置按钮显示的标题文本 + * @param title 要显示的文本 + */ + public void setTitle(CharSequence title) { + mButton.setText(title); + } +} \ No newline at end of file diff --git a/src/ui/FoldersListAdapter.java b/src/ui/FoldersListAdapter.java new file mode 100644 index 0000000..1eba158 --- /dev/null +++ b/src/ui/FoldersListAdapter.java @@ -0,0 +1,138 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.view.View; +import android.view.ViewGroup; +import android.widget.CursorAdapter; +import android.widget.LinearLayout; +import android.widget.TextView; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; + +/** + * 文件夹列表适配器 + * 用于在移动笔记等场景中显示文件夹选择列表 + * 继承自CursorAdapter，将数据库中的文件夹数据绑定到列表视图 + */ +public class FoldersListAdapter extends CursorAdapter { + + // 数据库查询的列投影，只查询需要的字段 + public static final String [] PROJECTION = { + NoteColumns.ID, // 文件夹ID + NoteColumns.SNIPPET // 文件夹名称（在数据库中可能存储在snippet字段） + }; + + // 列索引常量，便于访问Cursor中的数据 + public static final int ID_COLUMN = 0; // ID列索引 + public static final int NAME_COLUMN = 1; // 名称列索引 + + /** + * 构造函数 + * @param context 上下文 + * @param c 包含文件夹数据的游标 + */ + public FoldersListAdapter(Context context, Cursor c) { + super(context, c); + // TODO Auto-generated constructor stub + } + + /** + * 创建新的列表项视图 + * @param context 上下文 + * @param cursor 当前数据游标 + * @param parent 父视图组 + * @return 新创建的视图 + */ + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + // 创建FolderListItem作为列表项视图 + return new FolderListItem(context); + } + + /** + * 将数据绑定到已有的视图 + * @param view 要绑定的视图 + * @param context 上下文 + * @param cursor 当前数据游标 + */ + @Override + public void bindView(View view, Context context, Cursor cursor) { + // 确保视图是FolderListItem类型 + if (view instanceof FolderListItem) { + // 获取文件夹名称 + String folderName; + // 如果是根文件夹（ID为Notes.ID_ROOT_FOLDER），显示特殊名称 + if (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) { + folderName = context.getString(R.string.menu_move_parent_folder); + } else { + folderName = cursor.getString(NAME_COLUMN); + } + // 绑定文件夹名称到视图 + ((FolderListItem) view).bind(folderName); + } + } + + /** + * 获取指定位置的文件夹名称 + * @param context 上下文，用于获取本地化字符串 + * @param position 列表位置 + * @return 文件夹名称字符串 + */ + public String getFolderName(Context context, int position) { + // 获取指定位置的Cursor + Cursor cursor = (Cursor) getItem(position); + // 根据是否为根文件夹返回相应的名称 + if (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) { + return context.getString(R.string.menu_move_parent_folder); + } else { + return cursor.getString(NAME_COLUMN); + } + } + + /** + * 文件夹列表项内部类 + * 表示单个文件夹在列表中的显示视图 + */ + private class FolderListItem extends LinearLayout { + private TextView mName; // 显示文件夹名称的TextView + + /** + * 构造函数 + * @param context 上下文 + */ + public FolderListItem(Context context) { + super(context); + // 从布局文件加载视图 + inflate(context, R.layout.folder_list_item, this); + // 初始化TextView + mName = (TextView) findViewById(R.id.tv_folder_name); + } + + /** + * 绑定数据到视图 + * @param name 文件夹名称 + */ + public void bind(String name) { + mName.setText(name); // 设置文件夹名称 + } + } +} \ No newline at end of file diff --git a/src/ui/NoteEditActivity.java b/src/ui/NoteEditActivity.java new file mode 100644 index 0000000..ea30fd2 --- /dev/null +++ b/src/ui/NoteEditActivity.java @@ -0,0 +1,1822 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlarmManager; +import android.app.AlertDialog; +import android.app.PendingIntent; +import android.app.SearchManager; +import android.appwidget.AppWidgetManager; +import android.content.ContentUris; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.graphics.Paint; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Spannable; +import android.text.SpannableString; +import android.text.TextUtils; +import android.text.format.DateUtils; +import android.text.style.BackgroundColorSpan; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.WindowManager; +import android.text.Editable; +import android.text.TextWatcher; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; +import android.widget.Button; +import android.app.Dialog; +import android.graphics.Color; +import android.graphics.Typeface; +import android.text.Editable; +import android.text.Html; +import android.text.SpannableStringBuilder; +import android.text.TextWatcher; +import android.text.style.ForegroundColorSpan; +import android.text.style.StyleSpan; +import android.text.style.UnderlineSpan; +import android.view.Gravity; +import android.view.LayoutInflater; +import android.view.Window; +import android.view.WindowManager; +import android.graphics.drawable.ColorDrawable; +import android.widget.RadioGroup; + +import android.widget.EditText; +import android.widget.ImageButton; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.graphics.Rect; +import android.view.ActionMode; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MotionEvent; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import android.database.Cursor; +import android.content.ContentValues; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.model.WorkingNote.NoteSettingChangedListener; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.tool.ResourceParser.TextAppearanceResources; +import net.micode.notes.ui.DateTimePickerDialog.OnDateTimeSetListener; +import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +/** + * 笔记编辑活动 + * 核心功能：创建、编辑、查看笔记，支持富文本编辑、提醒设置、清单模式等 + * 这是笔记应用的主要编辑界面，用户在此进行笔记内容的编写和管理 + */ +public class NoteEditActivity extends Activity implements OnClickListener, + NoteSettingChangedListener, OnTextViewChangeListener { + + /** + * 标题栏视图持有者 + * 用于管理笔记标题区域的UI组件 + */ + private class HeadViewHolder { + public TextView tvModified; // 显示最后修改时间 + public ImageView ivAlertIcon; // 提醒图标 + public TextView tvAlertDate; // 提醒时间 + public ImageView ibSetBgColor; // 设置背景颜色按钮 + } + + // 背景颜色选择器按钮ID与颜色值的映射 + private static final Map sBgSelectorBtnsMap = new HashMap(); + static { + sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); + sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); + sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); + sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); + sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); + } + + // 背景颜色与选中状态指示器ID的映射 + private static final Map sBgSelectorSelectionMap = new HashMap(); + static { + sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); + sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); + sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); + sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); + sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); + } + + // 字体大小选择器按钮ID与字体大小值的映射 + private static final Map sFontSizeBtnsMap = new HashMap(); + static { + sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); + sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); + sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); + sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); + } + + // 字体大小与选中状态指示器ID的映射 + private static final Map sFontSelectorSelectionMap = new HashMap(); + static { + sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); + } + + private static final String TAG = "NoteEditActivity"; // 日志标签 + + private HeadViewHolder mNoteHeaderHolder; // 标题栏视图持有者 + private View mHeadViewPanel; // 标题面板 + private View mNoteBgColorSelector; // 背景颜色选择器 + private View mFontSizeSelector; // 字体大小选择器 + private EditText mNoteEditor; // 笔记编辑框 + private View mNoteEditorPanel; // 笔记编辑面板 + private WorkingNote mWorkingNote; // 当前正在编辑的笔记数据模型 + private SharedPreferences mSharedPrefs; // 共享首选项 + private int mFontSizeId; // 当前字体大小ID + + private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小首选项键名 + private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷方式图标标题最大长度 + + // 清单模式标记常量 + public static final String TAG_CHECKED = String.valueOf('\u221A'); // 勾选标记 √ + public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 未勾选标记 □ + + private LinearLayout mEditTextList; // 清单模式下的编辑列表容器 + private String mUserQuery; // 搜索查询词（用于高亮显示） + private Pattern mPattern; // 搜索高亮正则表达式模式 + private TextView mWordCountView; // 字数统计显示控件 + private Button mStudyTimerButton; // 学习计时器按钮 + + // 富文本工具栏相关变量 + private View mRichTextToolbar; // 富文本工具栏 + private Button mBtnBold; // 加粗按钮 + private Button mBtnItalic; // 斜体按钮 + private Button mBtnUnderline; // 下划线按钮 + private Map mColorMap; // 颜色按钮ID与颜色值的映射 + + // 学习计时器相关变量 + private boolean mIsTimerRunning = false; // 计时器是否正在运行 + private boolean mIsCountdownMode = false; // 是否为逆向计时模式 + private long mTimerCurrentTime = 0; // 当前计时时间（毫秒） + private long mTimerDuration = 0; // 逆向计时时长（毫秒） + private android.os.Handler mTimerHandler = new android.os.Handler(); + private android.os.Handler mDisplayHandler = new android.os.Handler(); + private Runnable mTimerRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时 + long elapsed = System.currentTimeMillis() - mTimerStartTime; + mTimerCurrentTime = mTimerDuration - elapsed; + if (mTimerCurrentTime <= 0) { + // 计时结束 + mTimerCurrentTime = mTimerDuration; // 设置为完整时长，确保计入专注时间 + mIsTimerRunning = false; + updateTimerDisplay(); + Toast.makeText(NoteEditActivity.this, "学习时间结束！", Toast.LENGTH_LONG).show(); + return; + } + } else { + // 正向计时 + mTimerCurrentTime = System.currentTimeMillis() - mTimerStartTime; + } + updateTimerDisplay(); + mTimerHandler.postDelayed(this, 1000); // 每秒更新一次 + } + } + }; + + private long mTimerStartTime = 0; // 计时器开始时间 + + // 富文本颜色选择器按钮ID与颜色值的映射 + private static final Map sColorMap = new HashMap(); + static { + sColorMap.put(R.id.color_black, Color.BLACK); + sColorMap.put(R.id.color_red, Color.RED); + sColorMap.put(R.id.color_blue, Color.BLUE); + sColorMap.put(R.id.color_green, Color.GREEN); + sColorMap.put(R.id.color_orange, Color.rgb(255, 165, 0)); + } + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + this.setContentView(R.layout.note_edit); // 设置布局 + + // 初始化活动状态，如果失败则结束活动 + if (savedInstanceState == null && !initActivityState(getIntent())) { + finish(); + return; + } + + // 接收并处理传递的计时器状态 + Intent intent = getIntent(); + if (intent != null) { + mIsTimerRunning = intent.getBooleanExtra("is_timer_running", false); + mTimerCurrentTime = intent.getLongExtra("timer_current_time", 0); + mIsCountdownMode = intent.getBooleanExtra("is_countdown_mode", false); + mTimerDuration = intent.getLongExtra("timer_duration", 0); + + // 如果计时器正在运行，启动计时器 + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mTimerHandler.post(mTimerRunnable); + } + } + initResources(); // 初始化资源 + } + + /** + * 当活动被系统杀死后恢复时调用 + * 用于恢复之前的状态 + */ + @Override + protected void onRestoreInstanceState(Bundle savedInstanceState) { + super.onRestoreInstanceState(savedInstanceState); + // 恢复笔记ID并重新初始化活动状态 + if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { + Intent intent = new Intent(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); + if (!initActivityState(intent)) { + finish(); + return; + } + Log.d(TAG, "Restoring from killed activity"); + } + } + + /** + * 初始化活动状态 + * @param intent 启动活动的意图 + * @return 初始化是否成功 + */ + private boolean initActivityState(Intent intent) { + mWorkingNote = null; + + // 处理查看笔记的意图 + if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { + long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); + mUserQuery = ""; + + // 处理从搜索结果打开的情况 + if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { + noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); + mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); + } + + // 检查笔记是否存在 + // 对于回收站中的便签，使用existInNoteDatabase而不是visibleInNoteDatabase + if (!DataUtils.existInNoteDatabase(getContentResolver(), noteId)) { + Intent jump = new Intent(this, NotesListActivity.class); + startActivity(jump); + showToast(R.string.error_note_not_exist); + finish(); + return false; + } else { + // 加载笔记 + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load note failed with note id" + noteId); + finish(); + return false; + } + } + // 隐藏软键盘 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN + | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); + } + // 处理创建或编辑笔记的意图 + else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { + // 新笔记参数 + long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); + int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, + AppWidgetManager.INVALID_APPWIDGET_ID); + int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, + Notes.TYPE_WIDGET_INVALIDE); + int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, + ResourceParser.getDefaultBgId(this)); + + // 解析通话记录笔记 + String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); + long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); + if (callDate != 0 && phoneNumber != null) { + if (TextUtils.isEmpty(phoneNumber)) { + Log.w(TAG, "The call record number is null"); + } + long noteId = 0; + // 检查是否已存在相同通话记录的笔记 + if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), + phoneNumber, callDate)) > 0) { + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load call note failed with note id" + noteId); + finish(); + return false; + } + } else { + // 创建新的通话记录笔记 + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, + widgetType, bgResId); + mWorkingNote.convertToCallNote(phoneNumber, callDate); + } + } else { + // 创建普通新笔记 + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, + bgResId); + } + + // 显示软键盘 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE + | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); + } else { + Log.e(TAG, "Intent not specified action, should not support"); + finish(); + return false; + } + + // 设置笔记设置变化监听器 + mWorkingNote.setOnSettingStatusChangedListener(this); + return true; + } + + @Override + protected void onResume() { + super.onResume(); + initNoteScreen(); // 初始化笔记显示界面 + } + + /** + * 初始化笔记显示界面 + */ + private void initNoteScreen() { + // 设置字体大小 + mNoteEditor.setTextAppearance(this, TextAppearanceResources + .getTexAppearanceResource(mFontSizeId)); + + // 根据清单模式切换显示方式 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + switchToListMode(mWorkingNote.getContent()); + } else { + // 普通模式，显示内容并高亮搜索词 + // 将HTML格式转换为SpannableString以保留富文本格式 + String content = mWorkingNote.getContent(); + CharSequence styledText = Html.fromHtml(content != null ? content : ""); + mNoteEditor.setText(getHighlightQueryResult(styledText, mUserQuery)); + mNoteEditor.setSelection(mNoteEditor.getText().length()); + // 更新字数统计 + updateWordCount(); + } + + // 隐藏所有背景选择指示器 + for (Integer id : sBgSelectorSelectionMap.keySet()) { + findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); + } + + // 设置背景颜色 + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + + // 显示修改时间 + mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, + mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE + | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME + | DateUtils.FORMAT_SHOW_YEAR)); + + // 显示提醒信息 + showAlertHeader(); + } + + /** + * 显示提醒头部信息 + */ + private void showAlertHeader() { + if (mWorkingNote.hasClockAlert()) { + long time = System.currentTimeMillis(); + // 检查提醒是否过期 + if (time > mWorkingNote.getAlertDate()) { + mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); + } else { + // 显示相对时间（如"10分钟后"） + mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( + mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); + } + mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE); + } else { + mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE); + }; + } + + @Override + protected void onNewIntent(Intent intent) { + super.onNewIntent(intent); + initActivityState(intent); // 重新初始化活动状态 + } + + @Override + protected void onSaveInstanceState(Bundle outState) { + super.onSaveInstanceState(outState); + /** + * 对于没有ID的新笔记，需要先保存以生成ID + * 如果编辑的笔记不值得保存，则没有ID，相当于创建新笔记 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); + } + + @Override + public boolean dispatchTouchEvent(MotionEvent ev) { + // 点击外部时隐藏颜色选择器 + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mNoteBgColorSelector, ev)) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } + + // 点击外部时隐藏字体大小选择器 + if (mFontSizeSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mFontSizeSelector, ev)) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + return super.dispatchTouchEvent(ev); + } + + /** + * 检查触摸事件是否在指定视图范围内 + */ + private boolean inRangeOfView(View view, MotionEvent ev) { + int []location = new int[2]; + view.getLocationOnScreen(location); + int x = location[0]; + int y = location[1]; + if (ev.getX() < x + || ev.getX() > (x + view.getWidth()) + || ev.getY() < y + || ev.getY() > (y + view.getHeight())) { + return false; + } + return true; + } + + /** + * 初始化UI资源和视图 + */ + private void initResources() { + mHeadViewPanel = findViewById(R.id.note_title); + mNoteHeaderHolder = new HeadViewHolder(); + mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); + mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon); + mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); + mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.ib_set_bg_color); + mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); + + // 初始化学习计时器按钮 + mStudyTimerButton = (Button) findViewById(R.id.btn_study_timer); + if (mStudyTimerButton != null) { + mStudyTimerButton.setOnClickListener(this); + // 检查是否为学习文件夹中的笔记 + long folderId = mWorkingNote.getFolderId(); + if (folderId > 0) { + // 检查文件夹是否为学习文件夹 + if (isStudyFolder(folderId)) { + mStudyTimerButton.setVisibility(View.VISIBLE); + } else { + mStudyTimerButton.setVisibility(View.GONE); + } + } else { + mStudyTimerButton.setVisibility(View.GONE); + } + } + mNoteEditor = (EditText) findViewById(R.id.note_edit_view); + mNoteEditorPanel = findViewById(R.id.sv_note_edit); + mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector); + + // 设置背景颜色选择器按钮点击事件 + for (int id : sBgSelectorBtnsMap.keySet()) { + ImageView iv = (ImageView) findViewById(id); + iv.setOnClickListener(this); + } + + mFontSizeSelector = findViewById(R.id.font_size_selector); + // 设置字体大小选择器点击事件 + for (int id : sFontSizeBtnsMap.keySet()) { + View view = findViewById(id); + view.setOnClickListener(this); + }; + + // 获取字体大小首选项 + mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this); + mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE); + + /** + * 修复共享首选项中存储资源ID的bug。 + * 如果ID大于资源长度，则返回默认字体大小 + */ + if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) { + mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE; + } + + mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); + // 初始化字数统计控件 + mWordCountView = (TextView) findViewById(R.id.tv_word_count); + // 设置文本变化监听器 + mNoteEditor.addTextChangedListener(new TextWatcher() { + @Override + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + // 文本变化前的处理，暂不需要 + } + + @Override + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 文本变化时更新字数统计 + updateWordCount(); + } + + @Override + public void afterTextChanged(Editable s) { + // 文本变化后的处理，暂不需要 + } + }); + + // 初始化富文本工具栏 + initRichTextToolbar(); + + // 监听触摸事件，点击空白区域时隐藏工具栏 + findViewById(R.id.sv_note_edit).setOnTouchListener(new View.OnTouchListener() { + @Override + public boolean onTouch(View v, MotionEvent event) { + // 点击编辑器面板空白区域时隐藏工具栏 + if (v.getId() == R.id.sv_note_edit) { + int selStart = mNoteEditor.getSelectionStart(); + int selEnd = mNoteEditor.getSelectionEnd(); + // 只有当没有文本被选择时才隐藏工具栏 + if (selStart == selEnd) { + hideRichTextToolbar(); + } + } + return false; + } + }); + + // 添加全局触摸监听器，检测点击空白区域 + findViewById(android.R.id.content).setOnTouchListener(new View.OnTouchListener() { + @Override + public boolean onTouch(View v, MotionEvent event) { + if (event.getAction() == MotionEvent.ACTION_DOWN) { + // 检查点击是否在编辑器外部 + Rect editorRect = new Rect(); + mNoteEditor.getGlobalVisibleRect(editorRect); + if (!editorRect.contains((int) event.getRawX(), (int) event.getRawY())) { + // 点击在编辑器外部，隐藏工具栏 + hideRichTextToolbar(); + } + } + return false; + } + }); + + // 自定义文本选择动作模式，只显示我们的富文本工具栏 + mNoteEditor.setCustomSelectionActionModeCallback(new ActionMode.Callback() { + @Override + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + // 清除所有系统菜单项 + menu.clear(); + // 显示我们的富文本工具栏 + showRichTextToolbar(); + // 返回true表示创建动作模式，但不显示系统菜单 + return true; + } + + @Override + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + // 清除所有系统菜单项 + menu.clear(); + // 确保富文本工具栏显示 + showRichTextToolbar(); + return false; + } + + @Override + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + return false; + } + + @Override + public void onDestroyActionMode(ActionMode mode) { + // 当选择取消时，隐藏工具栏 + hideRichTextToolbar(); + } + }); + } + + /** + * 初始化富文本工具栏 + */ + private void initRichTextToolbar() { + mRichTextToolbar = findViewById(R.id.rich_text_toolbar); + mBtnBold = (Button) findViewById(R.id.btn_bold); + mBtnItalic = (Button) findViewById(R.id.btn_italic); + mBtnUnderline = (Button) findViewById(R.id.btn_underline); + + // 设置加粗按钮点击事件 + mBtnBold.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleBold(); + } + }); + + // 设置斜体按钮点击事件 + mBtnItalic.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleItalic(); + } + }); + + // 设置下划线按钮点击事件 + mBtnUnderline.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + toggleUnderline(); + } + }); + + // 设置颜色选择器按钮点击事件 + for (int id : sColorMap.keySet()) { + ImageButton btn = (ImageButton) findViewById(id); + btn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + int color = sColorMap.get(v.getId()); + setTextColor(color); + } + }); + } + } + + /** + * 显示富文本工具栏 + */ + private void showRichTextToolbar() { + mRichTextToolbar.setVisibility(View.VISIBLE); + } + + /** + * 隐藏富文本工具栏 + */ + private void hideRichTextToolbar() { + mRichTextToolbar.setVisibility(View.GONE); + } + + /** + * 切换文本加粗状态 + */ + private void toggleBold() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasBold = false; + + // 检查选中的文本是否已经加粗 + StyleSpan[] spans = editable.getSpans(start, end, StyleSpan.class); + for (StyleSpan span : spans) { + if (span.getStyle() == Typeface.BOLD) { + editable.removeSpan(span); + hasBold = true; + } + } + + if (!hasBold) { + // 如果没有加粗，则添加加粗样式 + editable.setSpan(new StyleSpan(Typeface.BOLD), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 切换文本斜体状态 + */ + private void toggleItalic() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasItalic = false; + + // 检查选中的文本是否已经斜体 + StyleSpan[] spans = editable.getSpans(start, end, StyleSpan.class); + for (StyleSpan span : spans) { + if (span.getStyle() == Typeface.ITALIC) { + editable.removeSpan(span); + hasItalic = true; + } + } + + if (!hasItalic) { + // 如果没有斜体，则添加斜体样式 + editable.setSpan(new StyleSpan(Typeface.ITALIC), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 切换文本下划线状态 + */ + private void toggleUnderline() { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + boolean hasUnderline = false; + + // 检查选中的文本是否已经有下划线 + UnderlineSpan[] spans = editable.getSpans(start, end, UnderlineSpan.class); + if (spans.length > 0) { + // 如果有下划线，则移除下划线 + for (UnderlineSpan span : spans) { + editable.removeSpan(span); + } + hasUnderline = true; + } + + if (!hasUnderline) { + // 如果没有下划线，则添加下划线 + editable.setSpan(new UnderlineSpan(), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + } + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + /** + * 设置文本颜色 + */ + private void setTextColor(int color) { + // 保存当前选择范围 + int start = mNoteEditor.getSelectionStart(); + int end = mNoteEditor.getSelectionEnd(); + + if (start == end) { + return; + } + + // 直接获取当前可编辑文本，避免使用setText()导致ActionMode丢失 + Editable editable = mNoteEditor.getText(); + + // 移除原有的颜色样式 + ForegroundColorSpan[] oldSpans = editable.getSpans(start, end, ForegroundColorSpan.class); + for (ForegroundColorSpan span : oldSpans) { + editable.removeSpan(span); + } + + // 添加新的颜色样式 + editable.setSpan(new ForegroundColorSpan(color), start, end, Spannable.SPAN_EXCLUSIVE_INCLUSIVE); + + // 保存笔记，但不破坏当前选择状态 + saveNote(); + } + + @Override + protected void onPause() { + super.onPause(); + // 暂停时保存笔记 + if(saveNote()) { + Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); + } + clearSettingState(); // 清除设置状态 + // 暂停计时器显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 更新字数统计显示 + */ + private void updateWordCount() { + if (mWordCountView != null) { + String content = getCurrentNoteContent(); + int wordCount = DataUtils.getTotalWordCount(content); + mWordCountView.setText(getString(R.string.note_word_count, wordCount)); + } + } + + /** + * 获取当前便签的内容，根据不同模式选择不同的获取方式 + * @return 当前便签的内容 + */ + private String getCurrentNoteContent() { + StringBuilder content = new StringBuilder(); + + // 检查当前模式 + if (mNoteEditor.getVisibility() == View.VISIBLE) { + // 普通模式，直接获取编辑框内容 + content.append(mNoteEditor.getText().toString()); + } else if (mEditTextList.getVisibility() == View.VISIBLE) { + // 清单模式，收集所有列表项的内容 + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + View itemView = mEditTextList.getChildAt(i); + EditText editText = (EditText) itemView.findViewById(R.id.et_edit_text); + if (editText != null && !TextUtils.isEmpty(editText.getText())) { + // 添加当前列表项的内容 + content.append(editText.getText().toString()); + // 添加换行符，保持原有格式 + if (i < mEditTextList.getChildCount() - 1) { + content.append("\n"); + } + } + } + } + + return content.toString(); + } + + /** + * 更新桌面小部件 + */ + private void updateWidget() { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + // 根据部件类型设置相应类 + if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + mWorkingNote.getWidgetId() + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + // 计时器对话框变量 + private Dialog mTimerDialog = null; + + /** + * 点击事件处理 + */ + public void onClick(View v) { + int id = v.getId(); + + // 学习计时器按钮 + if (id == R.id.btn_study_timer) { + if (mIsTimerRunning) { + // 如果计时器正在运行，切换计时控制界面显示/隐藏 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + // 如果对话框已显示，则隐藏 + mTimerDialog.dismiss(); + } else { + // 如果对话框未显示，则显示 + showTimerControlDialog(); + } + } + } + // 背景颜色设置按钮 + else if (id == R.id.ib_set_bg_color) { + mNoteBgColorSelector.setVisibility(View.VISIBLE); + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + } + // 背景颜色选择 + else if (sBgSelectorBtnsMap.containsKey(id)) { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.GONE); + mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); + mNoteBgColorSelector.setVisibility(View.GONE); + } + // 字体大小选择 + else if (sFontSizeBtnsMap.containsKey(id)) { + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE); + mFontSizeId = sFontSizeBtnsMap.get(id); + mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + + // 更新编辑框字体大小 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + getWorkingText(); + switchToListMode(mWorkingNote.getContent()); + } else { + mNoteEditor.setTextAppearance(this, + TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + } + mFontSizeSelector.setVisibility(View.GONE); + } + } + + @Override + public void onBackPressed() { + if(clearSettingState()) { + return; // 如果有设置面板打开，先关闭它们 + } + + saveNote(); // 保存笔记 + + // 传递计时器状态回 NotesListActivity + Intent intent = new Intent(); + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + setResult(RESULT_OK, intent); + + super.onBackPressed(); + } + + /** + * 清除设置状态（隐藏选择器） + */ + private boolean clearSettingState() { + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + return false; + } + + /** + * 背景颜色变化回调 + */ + public void onBackgroundColorChanged() { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + if (isFinishing()) { + return true; + } + clearSettingState(); // 清除设置状态 + menu.clear(); // 清空菜单 + + // 根据笔记类型加载不同菜单 + if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_note_edit, menu); + } else { + getMenuInflater().inflate(R.menu.note_edit, menu); + } + + // 设置清单模式菜单项标题 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode); + } else { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode); + } + + // 根据是否有提醒显示/隐藏相应菜单项 + if (mWorkingNote.hasClockAlert()) { + menu.findItem(R.id.menu_alert).setVisible(false); + } else { + menu.findItem(R.id.menu_delete_remind).setVisible(false); + } + + // 根据便签的置顶状态设置菜单项标题 + MenuItem pinItem = menu.findItem(R.id.menu_pin_note); + if (pinItem != null) { + if (mWorkingNote.isPinned()) { + pinItem.setTitle(R.string.menu_unpin_note); + } else { + pinItem.setTitle(R.string.menu_pin_note); + } + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_new_note: // 新建笔记 + createNewNote(); + break; + case R.id.menu_delete: // 删除笔记 + showDeleteConfirmDialog(); + break; + case R.id.menu_font_size: // 字体大小 + mFontSizeSelector.setVisibility(View.VISIBLE); + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + break; + case R.id.menu_list_mode: // 清单/普通模式切换 + mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? + TextNote.MODE_CHECK_LIST : 0); + break; + case R.id.menu_share: // 分享笔记 + getWorkingText(); + sendTo(this, mWorkingNote.getContent()); + break; + case R.id.menu_alert: // 设置提醒 + setReminder(); + break; + case R.id.menu_delete_remind: // 删除提醒 + mWorkingNote.setAlertDate(0, false); + break; + case R.id.menu_pin_note: // 置顶/取消置顶 + mWorkingNote.setPinned(!mWorkingNote.isPinned()); + break; + default: + break; + } + return true; + } + + /** + * 显示删除确认对话框 + */ + private void showDeleteConfirmDialog() { + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_note)); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + deleteCurrentNote(); + finish(); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + } + + /** + * 设置提醒 + */ + private void setReminder() { + DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); + d.setOnDateTimeSetListener(new OnDateTimeSetListener() { + public void OnDateTimeSet(AlertDialog dialog, long date) { + mWorkingNote.setAlertDate(date, true); + } + }); + d.show(); + } + + /** + * 分享笔记到支持ACTION_SEND的应用 + */ + private void sendTo(Context context, String info) { + Intent intent = new Intent(Intent.ACTION_SEND); + intent.putExtra(Intent.EXTRA_TEXT, info); + intent.setType("text/plain"); + context.startActivity(intent); + } + + /** + * 创建新笔记 + */ + private void createNewNote() { + // 首先保存当前编辑的笔记 + saveNote(); + + // 启动新的NoteEditActivity + finish(); + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); + startActivity(intent); + } + + /** + * 删除当前笔记 + */ + private void deleteCurrentNote() { + if (mWorkingNote.existInDatabase()) { + HashSet ids = new HashSet(); + long id = mWorkingNote.getNoteId(); + if (id != Notes.ID_ROOT_FOLDER) { + ids.add(id); + } else { + Log.d(TAG, "Wrong note id, should not happen"); + } + // 所有模式下，都将删除的笔记移动到回收站 + if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + } + mWorkingNote.markDeleted(true); + } + + /** + * 检查是否处于同步模式 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + /** + * 闹钟提醒变化回调 + */ + public void onClockAlertChanged(long date, boolean set) { + /** + * 用户可以为未保存的笔记设置闹钟，因此在设置提醒之前，应先保存笔记 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + + if (mWorkingNote.getNoteId() > 0) { + Intent intent = new Intent(this, AlarmReceiver.class); + intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); + PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); + AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); + showAlertHeader(); + + // 设置或取消闹钟 + if(!set) { + alarmManager.cancel(pendingIntent); + } else { + alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); + } + } else { + /** + * 用户没有输入任何内容（笔记不值得保存），我们没有笔记ID， + * 提醒用户需要输入一些内容 + */ + Log.e(TAG, "Clock alert setting error"); + showToast(R.string.error_note_empty_for_clock); + } + } + + /** + * 小部件变化回调 + */ + public void onWidgetChanged() { + updateWidget(); + } + + /** + * 编辑框删除事件回调（清单模式） + */ + public void onEditTextDelete(int index, String text) { + int childCount = mEditTextList.getChildCount(); + if (childCount == 1) { + return; // 不能删除最后一个项目 + } + + // 更新后续项目的索引 + for (int i = index + 1; i < childCount; i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i - 1); + } + + mEditTextList.removeViewAt(index); // 删除项目 + + // 将删除的文本合并到前一个或第一个项目 + NoteEditText edit = null; + if(index == 0) { + edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( + R.id.et_edit_text); + } else { + edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( + R.id.et_edit_text); + } + int length = edit.length(); + edit.append(text); + edit.requestFocus(); + edit.setSelection(length); + + } + + /** + * 编辑框回车事件回调（清单模式） + */ + public void onEditTextEnter(int index, String text) { + /** + * 不应该发生，检查调试 + */ + if(index > mEditTextList.getChildCount()) { + Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); + } + + // 创建新项目并插入到列表 + View view = getListItem(text, index); + mEditTextList.addView(view, index); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.requestFocus(); + edit.setSelection(0); + + // 更新后续项目的索引 + for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i); + } + + + } + + /** + * 切换到清单模式 + */ + private void switchToListMode(String text) { + mEditTextList.removeAllViews(); // 清空当前列表 + + // 将文本按行分割为清单项目 + String[] items = text.split("\n"); + int index = 0; + for (String item : items) { + if(!TextUtils.isEmpty(item)) { + mEditTextList.addView(getListItem(item, index)); + index++; + } + } + + // 添加一个空项目用于编辑 + mEditTextList.addView(getListItem("", index)); + mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); + + mNoteEditor.setVisibility(View.GONE); // 隐藏普通编辑框 + mEditTextList.setVisibility(View.VISIBLE); // 显示清单列表 + + + } + + /** + * 获取高亮搜索结果的Spannable + */ + private Spannable getHighlightQueryResult(CharSequence fullText, String userQuery) { + SpannableString spannable; + if (fullText instanceof SpannableString) { + spannable = (SpannableString) fullText; + } else { + spannable = new SpannableString(fullText == null ? "" : fullText); + } + + if (!TextUtils.isEmpty(userQuery)) { + mPattern = Pattern.compile(userQuery); // 创建正则表达式模式 + Matcher m = mPattern.matcher(fullText); + int start = 0; + while (m.find(start)) { + // 为匹配的文本设置背景色高亮 + spannable.setSpan( + new BackgroundColorSpan(this.getResources().getColor( + R.color.user_query_highlight)), m.start(), m.end(), + Spannable.SPAN_INCLUSIVE_EXCLUSIVE); + start = m.end(); + } + } + return spannable; + } + + /** + * 创建清单项目视图 + */ + private View getListItem(String item, int index) { + View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); + final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + + // 设置复选框状态变化监听 + CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); + cb.setOnCheckedChangeListener(new OnCheckedChangeListener() { + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + // 根据选中状态设置删除线 + if (isChecked) { + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + } else { + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + } + } + }); + + // 解析清单标记 + if (item.startsWith(TAG_CHECKED)) { + cb.setChecked(true); + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + item = item.substring(TAG_CHECKED.length(), item.length()).trim(); + } else if (item.startsWith(TAG_UNCHECKED)) { + cb.setChecked(false); + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); + } + + + edit.setOnTextViewChangeListener(this); // 设置文本变化监听 + edit.setIndex(index); // 设置项目索引 + edit.setText(getHighlightQueryResult(item, mUserQuery)); // 设置文本（支持高亮） + return view; + } + + /** + * 文本变化回调（清单模式） + */ + public void onTextChange(int index, boolean hasText) { + if (index >= mEditTextList.getChildCount()) { + Log.e(TAG, "Wrong index, should not happen"); + return; + } + // 根据是否有文本显示/隐藏复选框 + if(hasText) { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE); + } else { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE); + } + // 更新字数统计 + updateWordCount(); + } + + /** + * 清单模式变化回调 + */ + public void onCheckListModeChanged(int oldMode, int newMode) { + if (newMode == TextNote.MODE_CHECK_LIST) { + // 切换到清单模式 + switchToListMode(mNoteEditor.getText().toString()); + } else { + // 切换到普通模式 + if (!getWorkingText()) { + // 移除未选中标记 + mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", + "")); + } + mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + mEditTextList.setVisibility(View.GONE); + mNoteEditor.setVisibility(View.VISIBLE); + } + + // 更新字数统计 + updateWordCount(); + } + + /** + * 获取工作文本（从UI提取到数据模型） + */ + private boolean getWorkingText() { + boolean hasChecked = false; + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + // 清单模式：组合所有项目 + StringBuilder sb = new StringBuilder(); + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + View view = mEditTextList.getChildAt(i); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + if (!TextUtils.isEmpty(edit.getText())) { + // 根据复选框状态添加相应标记 + if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { + sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); + hasChecked = true; + } else { + sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); + } + } + } + mWorkingNote.setWorkingText(sb.toString()); + } else { + // 普通模式：保存富文本格式为HTML + String htmlText = Html.toHtml(mNoteEditor.getText()); + mWorkingNote.setWorkingText(htmlText); + } + return hasChecked; + } + + /** + * 保存笔记 + */ + private boolean saveNote() { + getWorkingText(); // 获取当前工作文本 + boolean saved = mWorkingNote.saveNote(); // 保存到数据库 + if (saved) { + /** + * 从列表视图到编辑视图有两种模式：打开笔记和创建/编辑笔记。 + * 打开笔记需要返回到列表中的原始位置， + * 而创建新笔记需要返回到列表顶部。 + * 使用RESULT_OK来标识创建/编辑状态 + */ + setResult(RESULT_OK); + } + return saved; + } + + /** + * 发送到桌面（创建快捷方式） + */ + private void sendToDesktop() { + /** + * 在发送到桌面之前，应确保当前编辑的笔记存在于数据库中。 + * 因此，对于新笔记，首先保存它 + */ + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + + if (mWorkingNote.getNoteId() > 0) { + Intent sender = new Intent(); + // 创建快捷方式意图 + Intent shortcutIntent = new Intent(this, NoteEditActivity.class); + shortcutIntent.setAction(Intent.ACTION_VIEW); + shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); + sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, + makeShortcutIconTitle(mWorkingNote.getContent())); // 快捷方式名称 + sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, + Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); // 图标 + sender.putExtra("duplicate", true); // 允许重复 + sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); // 安装快捷方式 + showToast(R.string.info_note_enter_desktop); + sendBroadcast(sender); + } else { + /** + * 用户没有输入任何内容（笔记不值得保存），我们没有笔记ID， + * 提醒用户需要输入一些内容 + */ + Log.e(TAG, "Send to desktop error"); + showToast(R.string.error_note_empty_for_send_to_desktop); + } + } + + + /** + * 生成快捷方式图标标题 + */ + private String makeShortcutIconTitle(String content) { + content = content.replace(TAG_CHECKED, ""); + content = content.replace(TAG_UNCHECKED, ""); + return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, + SHORTCUT_ICON_TITLE_MAX_LEN) : content; + } + + /** + * 显示Toast提示 + */ + private void showToast(int resId) { + showToast(resId, Toast.LENGTH_SHORT); + } + + private void showToast(int resId, int duration) { + Toast.makeText(this, resId, duration).show(); + } + + /** + * 更新计时器显示 + */ + private void updateTimerDisplay() { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + } + + /** + * 启动计时器显示更新 + */ + private void startTimerDisplayUpdate() { + mDisplayHandler.removeCallbacksAndMessages(null); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + updateTimerDisplay(); + mDisplayHandler.postDelayed(this, 1000); + } + } + }; + mDisplayHandler.postDelayed(updateRunnable, 1000); + } + + /** + * 显示计时器控制对话框 + */ + private void showTimerControlDialog() { + // 创建一个非模态对话框 + final Dialog timerDialog = new Dialog(this, android.R.style.Theme_Dialog); + timerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + timerDialog.setCancelable(true); + timerDialog.setCanceledOnTouchOutside(true); + + // 设置对话框大小和位置 + Window window = timerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.MATCH_PARENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.BOTTOM; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + View view = LayoutInflater.from(this).inflate(R.layout.dialog_timer_control, null); + final TextView timerDisplayView = (TextView) view.findViewById(R.id.timer_display); + + // 隐藏所有控制按钮 + view.findViewById(R.id.btn_pause_resume).setVisibility(View.GONE); + view.findViewById(R.id.btn_stop).setVisibility(View.GONE); + + // 更新计时器显示 + long totalSeconds; + if (mIsCountdownMode) { + // 逆向计时模式：显示剩余时间 + totalSeconds = mTimerCurrentTime / 1000; + } else { + // 正向计时模式：显示已用时间 + totalSeconds = mTimerCurrentTime / 1000; + } + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + timerDisplayView.setText(timeStr); + + // 添加实时更新计时器显示的逻辑 + final android.os.Handler displayHandler = new android.os.Handler(); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning && timerDialog.isShowing()) { + long totalSeconds; + if (mIsCountdownMode) { + // 逆向计时模式：显示剩余时间 + totalSeconds = mTimerCurrentTime / 1000; + } else { + // 正向计时模式：显示已用时间 + totalSeconds = mTimerCurrentTime / 1000; + } + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + timerDisplayView.setText(timeStr); + displayHandler.postDelayed(this, 1000); + } + } + }; + + // 启动实时更新 + if (mIsTimerRunning) { + displayHandler.postDelayed(updateRunnable, 1000); + } + + // 对话框关闭时停止更新 + timerDialog.setOnDismissListener(new DialogInterface.OnDismissListener() { + @Override + public void onDismiss(DialogInterface dialog) { + displayHandler.removeCallbacks(updateRunnable); + } + }); + + timerDialog.setContentView(view); + timerDialog.show(); + mTimerDialog = timerDialog; + } + + /** + * 暂停学习计时器 + */ + private void pauseStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + // 暂停计时器显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 恢复学习计时器 + */ + private void resumeStudyTimer() { + if (!mIsTimerRunning) { + if (mIsCountdownMode) { + // 倒计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 重启计时器显示更新 + startTimerDisplayUpdate(); + } + } + + /** + * 停止学习计时器 + */ + private void stopStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + mDisplayHandler.removeCallbacksAndMessages(null); + + // 验证学习有效性 + if (mTimerCurrentTime >= 60000) { + // 学习时间超过1分钟，视为有效学习 + updateFocusDuration(mTimerCurrentTime); + } + + // 重置计时器变量 + mTimerCurrentTime = 0; + mTimerDuration = 0; + + // 关闭计时器对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + } + + /** + * 检查文件夹是否为学习文件夹 + */ + private boolean isStudyFolder(long folderId) { + // 查询文件夹的 IS_STUDY 字段 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.IS_STUDY}, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + boolean isStudy = false; + if (cursor != null && cursor.moveToFirst()) { + isStudy = (cursor.getInt(0) > 0); + cursor.close(); + } + return isStudy; + } + + /** + * 更新专注时长 + */ + private void updateFocusDuration(long duration) { + // 获取当前笔记所属的文件夹ID + long folderId = mWorkingNote.getFolderId(); + if (folderId <= 0) { + return; + } + + // 查询当前文件夹的专注时长 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.FOCUS_DURATION}, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + long currentDuration = 0; + if (cursor != null && cursor.moveToFirst()) { + currentDuration = cursor.getLong(0); + cursor.close(); + } + + // 更新专注时长 + long newDuration = currentDuration + duration; + ContentValues values = new ContentValues(); + values.put(Notes.NoteColumns.FOCUS_DURATION, newDuration); + values.put(Notes.NoteColumns.LOCAL_MODIFIED, 1); + + getContentResolver().update( + Notes.CONTENT_NOTE_URI, + values, + Notes.NoteColumns.ID + "=? AND " + Notes.NoteColumns.TYPE + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)} + ); + } + + /** + * 显示学习计时器对话框 + */ + private void showStudyTimerDialog() { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_study_timer, null); + + final RadioGroup timerModeGroup = (RadioGroup) view.findViewById(R.id.timer_mode_group); + final EditText hoursEdit = (EditText) view.findViewById(R.id.edit_hours); + final EditText minutesEdit = (EditText) view.findViewById(R.id.edit_minutes); + final EditText secondsEdit = (EditText) view.findViewById(R.id.edit_seconds); + + builder.setTitle("设置学习计时器"); + builder.setView(view); + + builder.setPositiveButton("开始", new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + // 获取计时模式 + int selectedModeId = timerModeGroup.getCheckedRadioButtonId(); + mIsCountdownMode = (selectedModeId == R.id.radio_countdown); + + // 获取时间设置 + int hours = Integer.parseInt(!TextUtils.isEmpty(hoursEdit.getText()) ? hoursEdit.getText().toString() : "0"); + int minutes = Integer.parseInt(!TextUtils.isEmpty(minutesEdit.getText()) ? minutesEdit.getText().toString() : "0"); + int seconds = Integer.parseInt(!TextUtils.isEmpty(secondsEdit.getText()) ? secondsEdit.getText().toString() : "0"); + + // 计算总时长（毫秒） + mTimerDuration = (hours * 3600 + minutes * 60 + seconds) * 1000; + + // 验证时间设置 + if (mIsCountdownMode && mTimerDuration < 60000) { + // 逆向计时时长小于1分钟 + Toast.makeText(NoteEditActivity.this, "逆向计时时长必须大于等于1分钟", Toast.LENGTH_SHORT).show(); + return; + } + + // 验证时间设置 + if (!mIsCountdownMode && mTimerDuration == 0) { + // 正向计时时长为0 + Toast.makeText(NoteEditActivity.this, "正向计时时长必须大于0", Toast.LENGTH_SHORT).show(); + return; + } + + // 开始计时 + startStudyTimer(); + dialog.dismiss(); + } + }); + + builder.setNegativeButton("取消", null); + builder.show(); + } + + /** + * 开始学习计时器 + */ + private void startStudyTimer() { + mTimerStartTime = System.currentTimeMillis(); + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 显示计时控制对话框 + showTimerControlDialog(); + } +} \ No newline at end of file diff --git a/src/ui/NoteEditText.java b/src/ui/NoteEditText.java new file mode 100644 index 0000000..1f38316 --- /dev/null +++ b/src/ui/NoteEditText.java @@ -0,0 +1,284 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.graphics.Rect; +import android.text.Layout; +import android.text.Selection; +import android.text.Spanned; +import android.text.TextUtils; +import android.text.style.URLSpan; +import android.util.AttributeSet; +import android.util.Log; +import android.view.ContextMenu; +import android.view.KeyEvent; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.widget.EditText; + +import net.micode.notes.R; + +import java.util.HashMap; +import java.util.Map; + +/** + * 自定义笔记编辑文本框 + * 扩展自EditText，用于在NoteEditActivity中提供特殊的文本编辑功能 + * 主要功能：处理清单模式下的键盘事件、文本变化监听和链接识别 + */ +public class NoteEditText extends EditText { + private static final String TAG = "NoteEditText"; // 日志标签 + private int mIndex; // 当前编辑框在列表中的索引 + private int mSelectionStartBeforeDelete; // 删除操作前的光标起始位置 + + // URL协议常量 + private static final String SCHEME_TEL = "tel:" ; // 电话协议 + private static final String SCHEME_HTTP = "http:" ; // HTTP协议 + private static final String SCHEME_EMAIL = "mailto:"; // 邮件协议 + + // URL协议与对应菜单资源ID的映射 + private static final Map sSchemaActionResMap = new HashMap(); + static { + sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel); // 电话链接 + sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web); // 网页链接 + sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email);// 邮件链接 + } + + /** + * 文本视图变化监听器接口 + * 由NoteEditActivity实现，用于处理编辑框的变化事件 + */ + public interface OnTextViewChangeListener { + /** + * 当按下删除键且文本为空时，删除当前编辑框 + * @param index 编辑框索引 + * @param text 编辑框内容 + */ + void onEditTextDelete(int index, String text); + + /** + * 当按下回车键时，在当前编辑框后添加新的编辑框 + * @param index 当前编辑框索引 + * @param text 当前光标后的文本（将被移动到新编辑框） + */ + void onEditTextEnter(int index, String text); + + /** + * 当文本变化时，显示或隐藏项目选项 + * @param index 编辑框索引 + * @param hasText 是否有文本 + */ + void onTextChange(int index, boolean hasText); + } + + private OnTextViewChangeListener mOnTextViewChangeListener; // 文本变化监听器 + + /** + * 构造函数 + * @param context 上下文 + */ + public NoteEditText(Context context) { + super(context, null); + mIndex = 0; + } + + /** + * 设置编辑框索引 + * @param index 索引值 + */ + public void setIndex(int index) { + mIndex = index; + } + + /** + * 设置文本变化监听器 + * @param listener 监听器对象 + */ + public void setOnTextViewChangeListener(OnTextViewChangeListener listener) { + mOnTextViewChangeListener = listener; + } + + /** + * 构造函数 + * @param context 上下文 + * @param attrs 属性集 + */ + public NoteEditText(Context context, AttributeSet attrs) { + super(context, attrs, android.R.attr.editTextStyle); + } + + /** + * 构造函数 + * @param context 上下文 + * @param attrs 属性集 + * @param defStyle 默认样式 + */ + public NoteEditText(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + // TODO Auto-generated constructor stub + } + + /** + * 处理触摸事件 + * 重写此方法以支持在触摸位置设置光标 + */ + @Override + public boolean onTouchEvent(MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: + // 计算触摸位置对应的字符偏移量 + int x = (int) event.getX(); + int y = (int) event.getY(); + x -= getTotalPaddingLeft(); // 减去内边距 + y -= getTotalPaddingTop(); + x += getScrollX(); // 加上滚动偏移 + y += getScrollY(); + + Layout layout = getLayout(); + int line = layout.getLineForVertical(y); // 获取垂直方向行号 + int off = layout.getOffsetForHorizontal(line, x); // 获取水平方向字符偏移 + Selection.setSelection(getText(), off); // 设置光标位置 + break; + } + + return super.onTouchEvent(event); + } + + /** + * 按键按下事件处理 + * 主要处理回车键和删除键的预处理 + */ + @Override + public boolean onKeyDown(int keyCode, KeyEvent event) { + switch (keyCode) { + case KeyEvent.KEYCODE_ENTER: // 回车键 + if (mOnTextViewChangeListener != null) { + // 如果设置了监听器，返回false让onKeyUp处理 + return false; + } + break; + case KeyEvent.KEYCODE_DEL: // 删除键 + // 记录删除前的光标位置 + mSelectionStartBeforeDelete = getSelectionStart(); + break; + default: + break; + } + return super.onKeyDown(keyCode, event); + } + + /** + * 按键抬起事件处理 + * 主要处理回车键和删除键的具体逻辑 + */ + @Override + public boolean onKeyUp(int keyCode, KeyEvent event) { + switch(keyCode) { + case KeyEvent.KEYCODE_DEL: // 删除键 + if (mOnTextViewChangeListener != null) { + // 如果光标在开头且不是第一个编辑框，则触发删除事件 + if (0 == mSelectionStartBeforeDelete && mIndex != 0) { + mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); + return true; + } + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + break; + case KeyEvent.KEYCODE_ENTER: // 回车键 + if (mOnTextViewChangeListener != null) { + // 将当前光标后的文本移到新编辑框 + int selectionStart = getSelectionStart(); + String text = getText().subSequence(selectionStart, length()).toString(); + setText(getText().subSequence(0, selectionStart)); // 保留光标前的文本 + mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + break; + default: + break; + } + return super.onKeyUp(keyCode, event); + } + + /** + * 焦点变化事件处理 + * 当焦点变化时，通知监听器文本存在状态 + */ + @Override + protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { + if (mOnTextViewChangeListener != null) { + // 失去焦点时检查是否有文本 + if (!focused && TextUtils.isEmpty(getText())) { + mOnTextViewChangeListener.onTextChange(mIndex, false); + } else { + mOnTextViewChangeListener.onTextChange(mIndex, true); + } + } + super.onFocusChanged(focused, direction, previouslyFocusedRect); + } + + /** + * 创建上下文菜单 + * 识别文本中的链接，并提供相应的操作菜单 + */ + @Override + protected void onCreateContextMenu(ContextMenu menu) { + // 检查文本是否包含Span（如链接） + if (getText() instanceof Spanned) { + int selStart = getSelectionStart(); + int selEnd = getSelectionEnd(); + + // 获取选中区域的最小和最大位置 + int min = Math.min(selStart, selEnd); + int max = Math.max(selStart, selEnd); + + // 获取选中区域内的URLSpan + final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); + // 如果只有一个链接，则添加上下文菜单 + if (urls.length == 1) { + int defaultResId = 0; + // 根据URL协议确定菜单文本资源 + for(String schema: sSchemaActionResMap.keySet()) { + if(urls[0].getURL().indexOf(schema) >= 0) { + defaultResId = sSchemaActionResMap.get(schema); + break; + } + } + + // 如果未匹配到已知协议，使用"其他链接" + if (defaultResId == 0) { + defaultResId = R.string.note_link_other; + } + + // 添加上下文菜单项 + menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener( + new OnMenuItemClickListener() { + public boolean onMenuItemClick(MenuItem item) { + // 触发链接点击事件 + urls[0].onClick(NoteEditText.this); + return true; + } + }); + } + } + super.onCreateContextMenu(menu); + } +} \ No newline at end of file diff --git a/src/ui/NoteItemData.java b/src/ui/NoteItemData.java new file mode 100644 index 0000000..cc79050 --- /dev/null +++ b/src/ui/NoteItemData.java @@ -0,0 +1,477 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.text.Html; +import android.text.TextUtils; + +import net.micode.notes.data.Contact; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.DataUtils; + +/** + * 笔记项数据封装类 + * 用于封装从数据库查询得到的笔记数据，提供便捷的数据访问方法 + * 在笔记列表等界面中作为数据项使用 + */ +public class NoteItemData { + // 数据库查询列投影 + static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 0: 笔记ID + NoteColumns.ALERTED_DATE, // 1: 提醒时间 + NoteColumns.BG_COLOR_ID, // 2: 背景颜色ID + NoteColumns.CREATED_DATE, // 3: 创建时间 + NoteColumns.HAS_ATTACHMENT, // 4: 是否有附件 + NoteColumns.MODIFIED_DATE, // 5: 修改时间 + NoteColumns.NOTES_COUNT, // 6: 笔记数量（针对文件夹） + NoteColumns.PARENT_ID, // 7: 父文件夹ID + NoteColumns.SNIPPET, // 8: 内容摘要 + NoteColumns.TITLE, // 9: 笔记标题 + NoteColumns.TYPE, // 10: 类型（笔记/文件夹/系统文件夹） + NoteColumns.WIDGET_ID, // 11: 小部件ID + NoteColumns.WIDGET_TYPE, // 12: 小部件类型 + NoteColumns.PINNED, // 13: 是否置顶 + NoteColumns.PRIVATE, // 14: 是否为隐私文件夹 + NoteColumns.IS_STUDY, // 15: 是否为学习文件夹 + NoteColumns.FOCUS_DURATION, // 16: 专注时长（毫秒） + }; + + // 列索引常量 + private static final int ID_COLUMN = 0; + private static final int ALERTED_DATE_COLUMN = 1; + private static final int BG_COLOR_ID_COLUMN = 2; + private static final int CREATED_DATE_COLUMN = 3; + private static final int HAS_ATTACHMENT_COLUMN = 4; + private static final int MODIFIED_DATE_COLUMN = 5; + private static final int NOTES_COUNT_COLUMN = 6; + private static final int PARENT_ID_COLUMN = 7; + private static final int SNIPPET_COLUMN = 8; + private static final int TITLE_COLUMN = 9; + private static final int TYPE_COLUMN = 10; + private static final int WIDGET_ID_COLUMN = 11; + private static final int WIDGET_TYPE_COLUMN = 12; + private static final int PINNED_COLUMN = 13; + private static final int PRIVATE_COLUMN = 14; + private static final int IS_STUDY_COLUMN = 15; + private static final int FOCUS_DURATION_COLUMN = 16; + + // 笔记数据字段 + private long mId; // 笔记ID + private long mAlertDate; // 提醒时间 + private int mBgColorId; // 背景颜色ID + private long mCreatedDate; // 创建时间 + private boolean mHasAttachment; // 是否有附件 + private long mModifiedDate; // 修改时间 + private int mNotesCount; // 笔记数量（针对文件夹） + private long mParentId; // 父文件夹ID + private String mSnippet; // 内容摘要 + private String mTitle; // 笔记标题 + private int mType; // 类型 + private int mWidgetId; // 小部件ID + private int mWidgetType; // 小部件类型 + private boolean mIsPinned; // 是否置顶 + private boolean mIsPrivate; // 是否为隐私文件夹 + private boolean mIsStudy; // 是否为学习文件夹 + private long mFocusDuration; // 专注时长（毫秒） + private String mName; // 联系人姓名（针对通话记录） + private String mPhoneNumber; // 电话号码（针对通话记录） + + // 位置信息字段 + private boolean mIsLastItem; // 是否是最后一项 + private boolean mIsFirstItem; // 是否是第一项 + private boolean mIsOnlyOneItem; // 是否是唯一一项 + private boolean mIsOneNoteFollowingFolder; // 是否是紧跟在文件夹后的单个笔记 + private boolean mIsMultiNotesFollowingFolder;// 是否是紧跟在文件夹后的多个笔记 + + /** + * 构造函数 + * @param context 上下文 + * @param cursor 数据库游标 + */ + public NoteItemData(Context context, Cursor cursor) { + // 从游标读取数据 + mId = cursor.getLong(ID_COLUMN); + mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); + mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); + mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); + mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; + mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); + mParentId = cursor.getLong(PARENT_ID_COLUMN); + + // 获取并处理snippet，移除HTML标签和清单标记 + mSnippet = cursor.getString(SNIPPET_COLUMN); + if (mSnippet != null) { + // 直接保存原始内容，不进行HTML转换 + // 因为我们需要保留内容的第一行作为标题，而HTML转换可能会丢失结构信息 + + // 只移除清单标记 + mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( + NoteEditActivity.TAG_UNCHECKED, ""); + + // 移除多余的空白字符 + mSnippet = mSnippet.trim(); + } + mTitle = cursor.getString(TITLE_COLUMN); // 读取标题字段，修复索引偏移问题 + mType = cursor.getInt(TYPE_COLUMN); + mWidgetId = cursor.getInt(WIDGET_ID_COLUMN); + mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); + mIsPinned = (cursor.getInt(PINNED_COLUMN) > 0) ? true : false; + mIsPrivate = (cursor.getInt(PRIVATE_COLUMN) > 0) ? true : false; + mIsStudy = (cursor.getInt(IS_STUDY_COLUMN) > 0) ? true : false; + mFocusDuration = cursor.getLong(FOCUS_DURATION_COLUMN); + + // 动态计算文件夹的便签数量 + if (mType == Notes.TYPE_FOLDER && mParentId == Notes.ID_TRASH_FOLER) { + // 只对回收站中的文件夹进行动态计算 + // 查询ORIGIN_PARENT_ID等于当前文件夹ID的便签数量 + // 这样可以在回收站中显示文件夹内的便签数量 + Cursor countCursor = context.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{"COUNT(*)"}, + Notes.NoteColumns.ORIGIN_PARENT_ID + "=?", + new String[]{String.valueOf(mId)}, + null); + if (countCursor != null) { + if (countCursor.moveToFirst()) { + mNotesCount = countCursor.getInt(0); + } + countCursor.close(); + } else { + mNotesCount = 0; + } + } else { + // 对于其他文件夹，使用原来的NOTES_COUNT字段 + mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); + } + + // 初始化通话记录相关字段 + mPhoneNumber = ""; + if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { + // 获取通话记录的电话号码 + mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); + if (!TextUtils.isEmpty(mPhoneNumber)) { + // 根据电话号码获取联系人姓名 + mName = Contact.getContact(context, mPhoneNumber); + if (mName == null) { + mName = mPhoneNumber; + } + } + } + + if (mName == null) { + mName = ""; + } + // 检查位置信息 + checkPostion(cursor); + } + + /** + * 检查当前项在列表中的位置 + * @param cursor 数据库游标 + */ + private void checkPostion(Cursor cursor) { + mIsLastItem = cursor.isLast() ? true : false; + mIsFirstItem = cursor.isFirst() ? true : false; + mIsOnlyOneItem = (cursor.getCount() == 1); + mIsMultiNotesFollowingFolder = false; + mIsOneNoteFollowingFolder = false; + + // 如果是笔记类型且不是第一项，检查前一项是否为文件夹 + if (mType == Notes.TYPE_NOTE && !mIsFirstItem) { + int position = cursor.getPosition(); + if (cursor.moveToPrevious()) { + if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER + || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) { + // 判断当前笔记后面是否还有更多笔记 + if (cursor.getCount() > (position + 1)) { + mIsMultiNotesFollowingFolder = true; + } else { + mIsOneNoteFollowingFolder = true; + } + } + // 移动回原来的位置 + if (!cursor.moveToNext()) { + throw new IllegalStateException("cursor move to previous but can't move back"); + } + } + } + } + + /** + * 检查是否是紧跟在文件夹后的单个笔记 + */ + public boolean isOneFollowingFolder() { + return mIsOneNoteFollowingFolder; + } + + /** + * 检查是否是紧跟在文件夹后的多个笔记 + */ + public boolean isMultiFollowingFolder() { + return mIsMultiNotesFollowingFolder; + } + + /** + * 检查是否是列表中的最后一项 + */ + public boolean isLast() { + return mIsLastItem; + } + + /** + * 获取通话记录的联系人姓名 + */ + public String getCallName() { + return mName; + } + + /** + * 检查是否是列表中的第一项 + */ + public boolean isFirst() { + return mIsFirstItem; + } + + /** + * 检查是否是列表中的唯一项 + */ + public boolean isSingle() { + return mIsOnlyOneItem; + } + + /** + * 获取笔记ID + */ + public long getId() { + return mId; + } + + /** + * 获取提醒时间 + */ + public long getAlertDate() { + return mAlertDate; + } + + /** + * 获取创建时间 + */ + public long getCreatedDate() { + return mCreatedDate; + } + + /** + * 检查是否有附件 + */ + public boolean hasAttachment() { + return mHasAttachment; + } + + /** + * 获取修改时间 + */ + public long getModifiedDate() { + return mModifiedDate; + } + + /** + * 获取背景颜色ID + */ + public int getBgColorId() { + return mBgColorId; + } + + /** + * 获取父文件夹ID + */ + public long getParentId() { + return mParentId; + } + + /** + * 获取笔记数量（针对文件夹） + */ + public int getNotesCount() { + return mNotesCount; + } + + /** + * 获取文件夹ID（与getParentId相同） + */ + public long getFolderId () { + return mParentId; + } + + /** + * 获取类型 + */ + public int getType() { + return mType; + } + + /** + * 获取小部件类型 + */ + public int getWidgetType() { + return mWidgetType; + } + + /** + * 获取小部件ID + */ + public int getWidgetId() { + return mWidgetId; + } + + /** + * 获取内容摘要 + */ + public String getSnippet() { + return mSnippet; + } + + /** + * 获取标题 + */ + public String getTitle() { + return mTitle; + } + + /** + * 获取显示标题：优先使用标题字段，无标题时使用内容摘要的第一行 + */ + public String getDisplayTitle() { + if (!TextUtils.isEmpty(mTitle)) { + return mTitle; + } + // 没有标题时，返回内容摘要的第一行 + if (!TextUtils.isEmpty(mSnippet)) { + // 临时存储原始snippet + String originalSnippet = mSnippet; + + // 第一步：移除HTML标签，提取纯文本 + String plainText = originalSnippet.replaceAll("<[^>]*>", ""); + + // 第二步：移除HTML实体 + plainText = plainText.replaceAll("&[^;]+;", ""); + + // 第三步：移除多余的空白字符 + plainText = plainText.trim(); + + // 第四步：如果处理后仍然为空，尝试从原始HTML中提取有意义的内容 + if (TextUtils.isEmpty(plainText)) { + // 尝试直接提取文本，不使用正则表达式 + try { + // 使用Android内置的Html.fromHtml方法转换为纯文本 + CharSequence fromHtmlText = Html.fromHtml(originalSnippet); + plainText = fromHtmlText.toString().trim(); + } catch (Exception e) { + // 如果转换失败，使用原始文本 + plainText = originalSnippet.replaceAll("<[^>]*>", "").trim(); + } + } + + // 第五步：如果仍然为空，返回默认标题 + if (TextUtils.isEmpty(plainText)) { + return "新便签"; + } + + // 第六步：获取第一行作为标题 + int newlineIndex = plainText.indexOf('\n'); + if (newlineIndex > 0) { + return plainText.substring(0, newlineIndex); + } else { + // 如果没有换行，返回前20个字符作为标题 + if (plainText.length() > 20) { + return plainText.substring(0, 20) + "..."; + } else { + return plainText; + } + } + } + return "新便签"; + } + + /** + * 检查是否有提醒 + */ + public boolean hasAlert() { + return (mAlertDate > 0); + } + + /** + * 检查是否是通话记录 + */ + public boolean isCallRecord() { + return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber)); + } + + /** + * 从游标获取笔记类型 + * @param cursor 数据库游标 + * @return 笔记类型 + */ + public static int getNoteType(Cursor cursor) { + return cursor.getInt(TYPE_COLUMN); + } + + /** + * 检查笔记是否置顶 + * @return 是否置顶 + */ + public boolean isPinned() { + return mIsPinned; + } + + /** + * 检查是否为隐私文件夹 + * @return 是否为隐私文件夹 + */ + public boolean isPrivate() { + return mIsPrivate; + } + + /** + * 检查是否为学习文件夹 + * @return 是否为学习文件夹 + */ + public boolean isStudy() { + return mIsStudy; + } + + /** + * 获取专注时长（毫秒） + * @return 专注时长 + */ + public long getFocusDuration() { + return mFocusDuration; + } + + /** + * 获取格式化的专注时长 + * @return 格式化的专注时长，格式为"xx小时xx分钟" + */ + public String getFormattedFocusDuration() { + long totalMinutes = mFocusDuration / (1000 * 60); + long hours = totalMinutes / 60; + long minutes = totalMinutes % 60; + return hours > 0 ? hours + "小时" + minutes + "分钟" : minutes + "分钟"; + } +} \ No newline at end of file diff --git a/src/ui/NotesListActivity.java b/src/ui/NotesListActivity.java new file mode 100644 index 0000000..8b730ed --- /dev/null +++ b/src/ui/NotesListActivity.java @@ -0,0 +1,2684 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.app.Dialog; +import android.appwidget.AppWidgetManager; +import android.content.AsyncQueryHandler; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.database.Cursor; +import android.net.Uri; +import android.os.AsyncTask; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Editable; +import android.text.TextUtils; +import android.text.TextWatcher; +import android.util.Log; +import android.view.ActionMode; +import android.view.ContextMenu; +import android.view.ContextMenu.ContextMenuInfo; +import android.view.Display; +import android.view.HapticFeedbackConstants; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.View.OnCreateContextMenuListener; +import android.view.View.OnTouchListener; +import android.view.Window; +import android.view.WindowManager; +import android.view.Gravity; +import android.view.inputmethod.InputMethodManager; +import android.widget.AdapterView; +import android.widget.AdapterView.OnItemClickListener; +import android.widget.AdapterView.OnItemLongClickListener; +import android.widget.Button; +import android.widget.EditText; +import android.widget.LinearLayout; +import android.widget.ListView; +import android.widget.PopupMenu; +import android.widget.RadioGroup; +import android.widget.TextView; +import android.widget.Toast; +import android.graphics.Color; +import android.graphics.drawable.ColorDrawable; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.gtask.remote.GTaskSyncService; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.tool.BackupUtils; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.util.HashSet; + +/** + * 笔记列表活动 + * 笔记应用的主界面，显示笔记和文件夹列表，提供笔记的浏览、管理、搜索和设置等功能 + * 支持多选操作、文件夹管理、导入导出等高级功能 + */ +public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener { + // 异步查询标记 + private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; // 文件夹笔记列表查询标记 + private static final int FOLDER_LIST_QUERY_TOKEN = 1; // 文件夹列表查询标记 + + // 上下文菜单项ID + private static final int MENU_FOLDER_DELETE = 0; // 删除文件夹 + private static final int MENU_FOLDER_VIEW = 1; // 查看文件夹 + private static final int MENU_FOLDER_CHANGE_NAME = 2; // 修改文件夹名称 + private static final int MENU_FOLDER_PIN = 3; // 置顶文件夹 + private static final int MENU_FOLDER_UNPIN = 4; // 取消置顶文件夹 + private static final int MENU_NOTE_EDIT_TOPIC = 5; // 编辑便签标题 + private static final int MENU_NOTE_PIN = 6; // 置顶便签 + private static final int MENU_NOTE_UNPIN = 7; // 取消置顶便签 + private static final int MENU_RESTORE = 100; // 恢复 + private static final int MENU_PERMANENT_DELETE = 101; // 彻底删除 + private static final int MENU_NOTE_DELETE = 102; // 删除便签 + + // 首选项键名 + private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction"; + + /** + * 列表编辑状态枚举 + */ + private enum ListEditState { + NOTE_LIST, // 普通笔记列表 + SUB_FOLDER, // 子文件夹视图 + CALL_RECORD_FOLDER, // 通话记录文件夹 + TRASH_FOLDER // 回收站文件夹 + }; + + private ListEditState mState; // 当前列表状态 + private BackgroundQueryHandler mBackgroundQueryHandler; // 后台查询处理器 + private NotesListAdapter mNotesListAdapter; // 笔记列表适配器 + private ListView mNotesListView; // 笔记列表视图 + private Button mAddNewNote; // 新建笔记按钮 + private boolean mDispatch; // 是否分发触摸事件标志 + private int mOriginY; // 原始Y坐标 + private int mDispatchY; // 分发Y坐标 + private LinearLayout mTitleBarLayout; // 标题栏布局 + private TextView mTitleBar; // 标题栏文本 + private Button mStudyTimerButton; // 学习计时器按钮 + private long mCurrentFolderId; // 当前文件夹ID + private ContentResolver mContentResolver; // 内容解析器 + private ModeCallback mModeCallBack; // 多选模式回调 + private static final String TAG = "NotesListActivity"; // 日志标签 + public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; // 列表滚动速率 + private NoteItemData mFocusNoteDataItem; // 当前焦点笔记项数据 + + // 查询条件 + private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; + private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>" + + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?) OR (" + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND " + + NoteColumns.NOTES_COUNT + ">0)"; + private static final String TRASH_SELECTION = "(" + NoteColumns.PARENT_ID + "=?" + " AND " + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + ")"; + + // 请求码 + private final static int REQUEST_CODE_OPEN_NODE = 102; // 打开笔记 + private final static int REQUEST_CODE_NEW_NODE = 103; // 新建笔记 + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.note_list); // 设置列表布局 + + // 初始化资源和视图 + initResources(); + + /** + * 首次使用时插入介绍说明 + */ + setAppInfoFromRawRes(); + // 注册Android 13+的返回键回调 + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.TIRAMISU) { + getOnBackInvokedDispatcher().registerOnBackInvokedCallback( + android.window.OnBackInvokedDispatcher.PRIORITY_DEFAULT, + new android.window.OnBackInvokedCallback() { + @Override + public void onBackInvoked() { + handleBackPress(); + } + } + ); + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + if (resultCode == RESULT_OK + && (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) { + // 笔记操作后刷新列表 + mNotesListAdapter.changeCursor(null); + + // 接收并处理从 NoteEditActivity 返回的计时器状态 + if (data != null) { + boolean isTimerRunning = data.getBooleanExtra("is_timer_running", false); + long timerCurrentTime = data.getLongExtra("timer_current_time", 0); + boolean isCountdownMode = data.getBooleanExtra("is_countdown_mode", false); + long timerDuration = data.getLongExtra("timer_duration", 0); + + // 更新计时器状态 + mIsTimerRunning = isTimerRunning; + mTimerCurrentTime = timerCurrentTime; + mIsCountdownMode = isCountdownMode; + mTimerDuration = timerDuration; + + // 如果计时器已经停止，关闭对话框并刷新列表 + if (!mIsTimerRunning) { + // 关闭对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + // 刷新文件夹显示，更新专注时长 + startAsyncNotesListQuery(); + } + } + } else { + super.onActivityResult(requestCode, resultCode, data); + } + } + + /** + * 从资源文件读取应用介绍信息并插入到笔记中 + */ + private void setAppInfoFromRawRes() { + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); + // 检查是否已经添加过介绍 + if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) { + StringBuilder sb = new StringBuilder(); + InputStream in = null; + try { + in = getResources().openRawResource(R.raw.introduction); + if (in != null) { + InputStreamReader isr = new InputStreamReader(in); + BufferedReader br = new BufferedReader(isr); + char [] buf = new char[1024]; + int len = 0; + while ((len = br.read(buf)) > 0) { + sb.append(buf, 0, len); + } + } else { + Log.e(TAG, "Read introduction file error"); + return; + } + } catch (IOException e) { + e.printStackTrace(); + return; + } finally { + if(in != null) { + try { + in.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + } + + // 创建介绍笔记 + WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER, + AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE, + ResourceParser.RED); + note.setWorkingText(sb.toString()); + if (note.saveNote()) { + sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit(); + } else { + Log.e(TAG, "Save introduction note error"); + return; + } + } + } + + @Override + protected void onStart() { + super.onStart(); + startAsyncNotesListQuery(); // 启动异步笔记列表查询 + } + + /** + * 初始化资源和视图 + */ + private void initResources() { + mContentResolver = this.getContentResolver(); + mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); + mCurrentFolderId = Notes.ID_ROOT_FOLDER; // 默认根文件夹 + mNotesListView = (ListView) findViewById(R.id.notes_list); + // 添加列表脚部视图 + mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null), + null, false); + mNotesListView.setOnItemClickListener(new OnListItemClickListener()); // 设置列表项点击监听 + mNotesListView.setOnItemLongClickListener(this); // 设置列表项长按监听 + mNotesListAdapter = new NotesListAdapter(this); // 创建列表适配器 + mNotesListView.setAdapter(mNotesListAdapter); + // 注册上下文菜单，用于文件夹长按操作 + registerForContextMenu(mNotesListView); + mAddNewNote = (Button) findViewById(R.id.btn_new_note); + mAddNewNote.setOnClickListener(this); // 设置新建笔记按钮点击监听 + mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); // 设置新建笔记按钮触摸监听 + mDispatch = false; + mDispatchY = 0; + mOriginY = 0; + mTitleBarLayout = (LinearLayout) findViewById(R.id.title_bar); + mTitleBar = (TextView) findViewById(R.id.tv_title_bar); + mStudyTimerButton = (Button) findViewById(R.id.btn_study_timer); + mStudyTimerButton.setOnClickListener(this); // 设置时钟按钮点击监听器 + mState = ListEditState.NOTE_LIST; // 初始状态为普通笔记列表 + mModeCallBack = new ModeCallback(); // 创建多选模式回调 + } + /** + * 多选模式回调类 + * 实现列表的多选操作功能 + */ + private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener { + private DropdownMenu mDropDownMenu; // 下拉菜单 + private ActionMode mActionMode; // 操作模式 + private MenuItem mMoveMenu; // 移动菜单项 + private MenuItem mDeleteMenu; // 删除菜单项 + private MenuItem mRestoreMenu; // 恢复菜单项 + + // 定义菜单项ID常量 + private static final int MENU_RESTORE = 100; + private static final int MENU_PERMANENT_DELETE = 101; + + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + menu.clear(); // 清空菜单 + + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 回收站中显示恢复和彻底删除菜单 + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore) + .setOnMenuItemClickListener(this); + menu.add(0, MENU_PERMANENT_DELETE, 1, R.string.menu_permanent_delete) + .setOnMenuItemClickListener(this); + } else { + // 普通文件夹中显示菜单 + getMenuInflater().inflate(R.menu.note_list_options, menu); // 加载多选菜单 + menu.findItem(R.id.delete).setOnMenuItemClickListener(this); // 删除菜单项 + mMoveMenu = menu.findItem(R.id.move); // 移动菜单项 + // 根据条件设置移动菜单项可见性 + boolean hideMoveMenu = DataUtils.getUserFolderCount(mContentResolver) == 0; + // 如果有焦点便签且它来自通话记录文件夹，也隐藏移动菜单 + if (mFocusNoteDataItem != null) { + hideMoveMenu = hideMoveMenu || (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER); + } + if (hideMoveMenu) { + mMoveMenu.setVisible(false); + } else { + mMoveMenu.setVisible(true); + mMoveMenu.setOnMenuItemClickListener(this); + } + + // 添加Edit topic选项，初始状态隐藏 + MenuItem editTopicMenu = menu.add(0, MENU_NOTE_EDIT_TOPIC, 0, R.string.menu_edit_topic); + editTopicMenu.setOnMenuItemClickListener(this); + editTopicMenu.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS); + // 初始状态隐藏，在onPrepareActionMode中根据选中数量动态显示 + editTopicMenu.setVisible(false); + } + + mActionMode = mode; + mNotesListAdapter.setChoiceMode(true); // 启用选择模式 + // 注意：不再禁用长按，以便在多选模式下也能通过长按显示上下文菜单 + mAddNewNote.setVisibility(View.GONE); // 隐藏新建笔记按钮 + + // 设置自定义视图（下拉菜单） + View customView = LayoutInflater.from(NotesListActivity.this).inflate( + R.layout.note_list_dropdown_menu, null); + mode.setCustomView(customView); + mDropDownMenu = new DropdownMenu(NotesListActivity.this, + (Button) customView.findViewById(R.id.selection_menu), + R.menu.note_list_dropdown); + mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){ + public boolean onMenuItemClick(MenuItem item) { + // 全选/取消全选 + mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected()); + updateMenu(); // 更新菜单 + return true; + } + + }); + return true; + } + + /** + * 更新菜单状态 + */ + private void updateMenu() { + int selectedCount = mNotesListAdapter.getSelectedCount(); + // 更新下拉菜单标题 + String format = getResources().getString(R.string.menu_select_title, selectedCount); + mDropDownMenu.setTitle(format); + MenuItem item = mDropDownMenu.findItem(R.id.action_select_all); + if (item != null) { + if (mNotesListAdapter.isAllSelected()) { + item.setChecked(true); + item.setTitle(R.string.menu_deselect_all); // 全选时显示"取消全选" + } else { + item.setChecked(false); + item.setTitle(R.string.menu_select_all); // 未全选时显示"全选" + } + } + // 如果有编辑标题菜单，根据选中数量动态显示/隐藏 + if (mActionMode != null) { + Menu menu = mActionMode.getMenu(); + MenuItem editTopicMenu = menu.findItem(MENU_NOTE_EDIT_TOPIC); + if (editTopicMenu != null) { + editTopicMenu.setVisible(selectedCount == 1); + } + } + } + + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + // 根据选中的便签数量动态显示/隐藏Edit topic选项 + MenuItem editTopicMenu = menu.findItem(MENU_NOTE_EDIT_TOPIC); + if (editTopicMenu != null) { + int selectedCount = mNotesListAdapter.getSelectedCount(); + editTopicMenu.setVisible(selectedCount == 1); + } + return true; + } + + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + // TODO Auto-generated method stub + return false; + } + + public void onDestroyActionMode(ActionMode mode) { + // 退出多选模式时的清理工作 + mNotesListAdapter.setChoiceMode(false); // 禁用选择模式 + mNotesListView.setLongClickable(true); // 启用长按 + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mActionMode = null; + mNotesListView.clearChoices(); + } + + public void finishActionMode() { + if (mActionMode != null) { + mActionMode.finish(); // 结束操作模式，防止空指针异常 + } + } + + public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) { + mNotesListAdapter.setCheckedItem(position, checked); // 设置选中状态 + + // 当只选择一个便签时，保存为焦点项，用于Edit topic + if (checked && mNotesListAdapter.getSelectedCount() == 1) { + Cursor cursor = mNotesListAdapter.getCursor(); + if (cursor != null && cursor.moveToPosition(position)) { + mFocusNoteDataItem = new NoteItemData(NotesListActivity.this, cursor); + } + } else if (!checked && mNotesListAdapter.getSelectedCount() == 0) { + mFocusNoteDataItem = null; + } + + updateMenu(); // 更新菜单 + // 注意：不要在这里调用mode.finish()，否则会导致系统销毁意外的ActionMode实例 + // 选择模式应该由用户自己点击返回键或点击空白区域退出 + } + + public boolean onMenuItemClick(MenuItem item) { + if (mNotesListAdapter.getSelectedCount() == 0) { + Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none), + Toast.LENGTH_SHORT).show(); // 未选择任何项时提示 + return true; + } + + switch (item.getItemId()) { + case R.id.delete: + // 批量删除确认对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_notes, + mNotesListAdapter.getSelectedCount())); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchDelete(); // 执行批量删除 + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + break; + case R.id.move: + // 保存当前选择模式的状态，防止在异步查询过程中被意外结束 + startQueryDestinationFolders(); // 查询目标文件夹 + break; + case MENU_RESTORE: + // 批量恢复确认对话框 + AlertDialog.Builder restoreBuilder = new AlertDialog.Builder(NotesListActivity.this); + restoreBuilder.setTitle(getString(R.string.menu_restore_from_trash)); + restoreBuilder.setIcon(android.R.drawable.ic_dialog_alert); + restoreBuilder.setMessage(getString(R.string.alert_message_restore_notes, + mNotesListAdapter.getSelectedCount())); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchRestoreFromTrash(); // 执行批量恢复 + } + }); + restoreBuilder.setNegativeButton(android.R.string.cancel, null); + restoreBuilder.show(); + break; + case MENU_PERMANENT_DELETE: + // 批量彻底删除确认对话框 + AlertDialog.Builder permanentDeleteBuilder = new AlertDialog.Builder(NotesListActivity.this); + permanentDeleteBuilder.setTitle(getString(R.string.menu_permanent_delete)); + permanentDeleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + permanentDeleteBuilder.setMessage(getString(R.string.alert_message_permanent_delete, + mNotesListAdapter.getSelectedCount())); + permanentDeleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchPermanentDelete(); // 执行批量彻底删除 + } + }); + permanentDeleteBuilder.setNegativeButton(android.R.string.cancel, null); + permanentDeleteBuilder.show(); + break; + case MENU_NOTE_EDIT_TOPIC: + // 编辑便签标题 + if (mNotesListAdapter.getSelectedCount() == 1) { + // 在结束选择模式前保存当前焦点便签，防止mFocusNoteDataItem被重置 + NoteItemData tempNoteItem = mFocusNoteDataItem; + mActionMode.finish(); // 结束选择模式 + // 使用保存的便签项显示编辑对话框 + mFocusNoteDataItem = tempNoteItem; + if (mFocusNoteDataItem != null) { + showEditNoteTopicDialog(); + } + } else { + Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_single_note), + Toast.LENGTH_SHORT).show(); + } + break; + default: + return false; + } + return true; + } + } + + /** + * 新建笔记按钮的触摸监听器 + * 处理透明区域的事件分发 + */ + private class NewNoteOnTouchListener implements OnTouchListener { + + public boolean onTouch(View v, MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: { + Display display = getWindowManager().getDefaultDisplay(); + int screenHeight = display.getHeight(); + int newNoteViewHeight = mAddNewNote.getHeight(); + int start = screenHeight - newNoteViewHeight; + int eventY = start + (int) event.getY(); + /** + * 减去标题栏的高度 + */ + if (mState == ListEditState.SUB_FOLDER) { + eventY -= mTitleBar.getHeight(); + start -= mTitleBar.getHeight(); + } + /** + * HACKME:当点击"新建笔记"按钮的透明部分时，将事件分发给列表视图。 + * 透明部分的公式为 y=-0.12x+94（单位：像素）和按钮的顶部线条。 + * 坐标基于"新建笔记"按钮的左侧。 + * 94表示透明部分的最大高度。 + * 注意：如果按钮背景改变，公式也应改变。 + * 这只是为了满足UI设计师的强烈要求。 + */ + if (event.getY() < (event.getX() * (-0.12) + 94)) { + View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1 + - mNotesListView.getFooterViewsCount()); + if (view != null && view.getBottom() > start + && (view.getTop() < (start + 94))) { + mOriginY = (int) event.getY(); + mDispatchY = eventY; + event.setLocation(event.getX(), mDispatchY); + mDispatch = true; + return mNotesListView.dispatchTouchEvent(event); // 分发触摸事件 + } + } + break; + } + case MotionEvent.ACTION_MOVE: { + if (mDispatch) { + mDispatchY += (int) event.getY() - mOriginY; + event.setLocation(event.getX(), mDispatchY); + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + default: { + if (mDispatch) { + event.setLocation(event.getX(), mDispatchY); + mDispatch = false; + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + } + return false; + } + + }; + + /** + * 启动异步笔记列表查询 + */ + private void startAsyncNotesListQuery() { + String selection; + String[] selectionArgs; + + if (mCurrentFolderId == Notes.ID_ROOT_FOLDER) { + // 根文件夹查询条件 + selection = ROOT_FOLDER_SELECTION; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 回收站根目录查询条件 + // 显示所有直接位于回收站根目录的项目，包括单独删除的便签和文件夹 + // 对于文件夹，只显示文件夹本身，不显示文件夹内的便签 + // 对于单独删除的便签，直接显示在回收站根目录 + // 对于文件夹内的便签，不显示在回收站根目录，只显示在文件夹内 + // 显示规则： + // 1. 显示所有类型为文件夹的项目（被删除的文件夹） + // 2. 显示类型为便签的项目，并且它们是单独删除的 + // 单独删除的判断：该便签的ORIGIN_PARENT_ID对应的文件夹不存在于回收站中 + selection = NORMAL_SELECTION + " AND (" + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " OR " + + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE + " AND " + + "(" + + // 条件：该便签的ORIGIN_PARENT_ID对应的文件夹不存在于回收站中 + // 即该便签是单独删除的，而不是某个被删除文件夹的内容 + NoteColumns.ORIGIN_PARENT_ID + " NOT IN (" + + "SELECT " + NoteColumns.ID + " FROM " + + net.micode.notes.data.NotesDatabaseHelper.TABLE.NOTE + " WHERE " + + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + + ")" + + ")" + + "))"; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else if (mState == ListEditState.TRASH_FOLDER) { + // 在回收站中打开文件夹时，查询ORIGIN_PARENT_ID等于当前文件夹ID的所有便签和文件夹 + // 因为当文件夹被移动到回收站时，文件夹内的便签的PARENT_ID会被设置为回收站ID + // 但它们的ORIGIN_PARENT_ID会被保存为原来的文件夹ID + selection = NoteColumns.ORIGIN_PARENT_ID + "=?"; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } else { + // 普通文件夹查询条件 + selection = NORMAL_SELECTION; + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } + + // 排序条件：先按类型排序（文件夹在前，便签在后），再按置顶状态排序，最后按修改时间排序 + mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + NoteItemData.PROJECTION, selection, selectionArgs, + NoteColumns.TYPE + " DESC," + NoteColumns.PINNED + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); + } + + /** + * 后台查询处理器 + */ + private final class BackgroundQueryHandler extends AsyncQueryHandler { + public BackgroundQueryHandler(ContentResolver contentResolver) { + super(contentResolver); + } + + @Override + protected void onQueryComplete(int token, Object cookie, Cursor cursor) { + switch (token) { + case FOLDER_NOTE_LIST_QUERY_TOKEN: + mNotesListAdapter.changeCursor(cursor); // 更新笔记列表适配器 + break; + case FOLDER_LIST_QUERY_TOKEN: + if (cursor != null && cursor.getCount() > 0) { + showFolderListMenu(cursor); // 显示文件夹列表菜单 + } else { + Log.e(TAG, "Query folder failed"); + } + break; + default: + return; + } + } + } + + /** + * 显示文件夹列表菜单（用于移动笔记） + */ + private void showFolderListMenu(Cursor cursor) { + // 保存当前的ActionMode引用，以便在操作完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(R.string.menu_title_select_folder); + final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); + builder.setAdapter(adapter, new DialogInterface.OnClickListener() { + + public void onClick(DialogInterface dialog, int which) { + // 获取目标文件夹ID + long targetFolderId = adapter.getItemId(which); + // 获取要移动的便签数量 + int moveCount; + + if (mNotesListAdapter.isInChoiceMode()) { + // 多选模式下，移动所有选中的便签 + DataUtils.batchMoveToFolder(mContentResolver, + mNotesListAdapter.getSelectedItemIds(), targetFolderId); + moveCount = mNotesListAdapter.getSelectedCount(); + } else { + // 单选模式下，移动当前焦点便签 + if (mFocusNoteDataItem != null) { + DataUtils.batchMoveToFolder(mContentResolver, + new HashSet() {{ add(mFocusNoteDataItem.getId()); }}, targetFolderId); + moveCount = 1; + } else { + moveCount = 0; + } + } + + if (moveCount > 0) { + // 显示移动成功提示 + Toast.makeText( + NotesListActivity.this, + getString(R.string.format_move_notes_to_folder, + moveCount, + adapter.getFolderName(NotesListActivity.this, which)), + Toast.LENGTH_SHORT).show(); + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + } + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }); + builder.show(); + } + + /** + * 创建新笔记 + */ + private void createNewNote() { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); + // 传递计时器状态 + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); + } + + /** + * 批量删除笔记 + */ + private void batchDelete() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 所有模式下，都将删除的笔记移动到回收站 + if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter + .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 从回收站批量恢复笔记 + */ + private void batchRestoreFromTrash() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 将选中的笔记从回收站恢复 + HashSet ids = mNotesListAdapter.getSelectedItemIds(); + // 遍历每个选中的笔记 + for (long id : ids) { + // 检查当前是否在回收站中的文件夹内 + if (mCurrentFolderId != Notes.ID_TRASH_FOLER) { + // 在文件夹内恢复单个便签，恢复到根文件夹 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, Notes.ID_ROOT_FOLDER); + } else { + // 在回收站根目录恢复 + // 查询笔记的原始父文件夹ID + long originParentId = getOriginParentId(id); + // 检查原始父文件夹是否存在且不在回收站中 + boolean parentFolderExists; + if (originParentId == Notes.ID_ROOT_FOLDER) { + // 根文件夹永远存在 + parentFolderExists = true; + } else { + // 检查普通文件夹是否存在且不在回收站中 + parentFolderExists = DataUtils.visibleInNoteDatabase(mContentResolver, originParentId, Notes.TYPE_FOLDER); + } + // 如果父文件夹不存在或在回收站中，恢复到根文件夹 + long targetFolderId = parentFolderExists ? originParentId : Notes.ID_ROOT_FOLDER; + // 将笔记移动到目标文件夹 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, targetFolderId); + } + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 批量彻底删除笔记 + */ + private void batchPermanentDelete() { + // 保存当前的ActionMode引用，以便在异步任务完成后检查它是否仍然有效 + final ActionMode currentActionMode = mModeCallBack.mActionMode; + + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + // 彻底删除选中的笔记 + if (!DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter.getSelectedItemIds())) { + Log.e(TAG, "Permanent delete notes error, should not happens"); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + + // 安全地结束选择模式，只有当当前ActionMode仍然有效时才结束 + if (currentActionMode != null && currentActionMode == mModeCallBack.mActionMode) { + currentActionMode.finish(); + } + } + }.execute(); + } + + /** + * 获取笔记的原始父文件夹ID + */ + private long getOriginParentId(long noteId) { + // 查询笔记的原始父文件夹ID + long originParentId = Notes.ID_ROOT_FOLDER; // 默认根文件夹 + String[] projection = {Notes.NoteColumns.ORIGIN_PARENT_ID}; + Cursor cursor = mContentResolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + projection, + null, + null, + null); + if (cursor != null) { + if (cursor.moveToFirst()) { + originParentId = cursor.getLong(0); + // 如果原始父文件夹ID无效，使用根文件夹 + if (originParentId <= 0) { + originParentId = Notes.ID_ROOT_FOLDER; + } + } + cursor.close(); + } + return originParentId; + } + + /** + * 设置文件夹的置顶状态 + * @param folderId 文件夹ID + * @param pinned 是否置顶 + */ + private void setFolderPinnedStatus(long folderId, boolean pinned) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PINNED, pinned ? 1 : 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + // 更新文件夹的置顶状态 + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[] {String.valueOf(folderId), String.valueOf(Notes.TYPE_FOLDER)}); + + // 刷新列表，让置顶状态生效 + startAsyncNotesListQuery(); + } + + /** + * 设置便签的置顶状态 + * @param noteId 便签ID + * @param pinned 是否置顶 + */ + private void setNotePinnedStatus(long noteId, boolean pinned) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PINNED, pinned ? 1 : 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + // 更新便签的置顶状态 + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[] {String.valueOf(noteId), String.valueOf(Notes.TYPE_NOTE)}); + + // 刷新列表，让置顶状态生效 + startAsyncNotesListQuery(); + } + + /** + * 显示编辑便签标题对话框 + */ + private void showEditNoteTopicDialog() { + // 检查mFocusNoteDataItem是否为null + if (mFocusNoteDataItem == null) { + Log.e(TAG, "showEditNoteTopicDialog: mFocusNoteDataItem is null"); + return; + } + + // 创建对话框视图 + View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_topic, null); + final EditText etTopic = (EditText) view.findViewById(R.id.et_topic); + + // 设置初始标题为便签的标题字段，如果标题字段为空，则使用内容摘要的第一行 + String currentTopic = mFocusNoteDataItem.getDisplayTitle(); + if (!TextUtils.isEmpty(currentTopic)) { + // 由于NoteItemData中已经处理过HTML标签，这里不需要再处理 + etTopic.setText(currentTopic); + etTopic.setSelection(currentTopic.length()); // 选中所有文本 + } + + // 创建对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(R.string.menu_edit_topic); + // 使用系统默认编辑图标 + builder.setIcon(android.R.drawable.ic_menu_edit); + builder.setView(view); + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + // 取消编辑，不做任何操作 + } + }); + + final Dialog dialog = builder.show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + String topic = etTopic.getText().toString().trim(); + if (!TextUtils.isEmpty(topic)) { + // 更新便签标题 + updateNoteTopic(topic); + dialog.dismiss(); + } else { + // 标题不能为空，显示提示 + Toast.makeText(NotesListActivity.this, getString(R.string.topic_cannot_be_empty), + Toast.LENGTH_LONG).show(); + } + } + }); + } + + /** + * 更新便签标题 + * @param topic 新标题 + */ + private void updateNoteTopic(String topic) { + // 检查mFocusNoteDataItem是否为null + if (mFocusNoteDataItem == null) { + Log.e(TAG, "updateNoteTopic: mFocusNoteDataItem is null"); + return; + } + + // 更新便签的标题字段，而不是修改内容 + ContentValues values = new ContentValues(); + values.put(NoteColumns.TITLE, topic); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + mContentResolver.update( + Notes.CONTENT_NOTE_URI, + values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mFocusNoteDataItem.getId()), String.valueOf(Notes.TYPE_NOTE)}); + + // 刷新列表，显示更新后的结果 + startAsyncNotesListQuery(); + } + + /** + * 恢复文件夹 + * @param folderId 文件夹ID + */ + private void restoreFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + // 使用递归方式获取所有层级的子项 + HashSet items = new HashSet(); + // 将文件夹本身也添加到要恢复的列表中 + items.add(folderId); + // 递归获取所有子项 + getRecycleBinFolderItems(folderId, items); + + // 恢复文件夹及其所有子项 + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, folderId); + // 遍历每个要恢复的项目 + for (long id : items) { + // 查询项目的原始父文件夹ID + long originParentId = getOriginParentId(id); + // 将项目恢复到原始位置 + DataUtils.moveNoteToFoler(mContentResolver, id, Notes.ID_TRASH_FOLER, originParentId); + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + } + }.execute(); + + // 刷新列表，显示恢复后的结果 + startAsyncNotesListQuery(); + } + + /** + * 恢复单个便签 + * @param noteId 便签ID + */ + private void restoreNote(long noteId) { + // 查询便签的原始父文件夹ID + long originParentId = getOriginParentId(noteId); + // 检查原始父文件夹是否存在且不在回收站中 + boolean parentFolderExists; + if (originParentId == Notes.ID_ROOT_FOLDER) { + // 根文件夹永远存在 + parentFolderExists = true; + } else { + // 检查普通文件夹是否存在且不在回收站中 + parentFolderExists = DataUtils.visibleInNoteDatabase(mContentResolver, originParentId, Notes.TYPE_FOLDER); + } + // 如果父文件夹不存在或在回收站中，恢复到根文件夹 + long targetFolderId = parentFolderExists ? originParentId : Notes.ID_ROOT_FOLDER; + // 将便签移动到目标文件夹 + DataUtils.moveNoteToFoler(mContentResolver, noteId, Notes.ID_TRASH_FOLER, targetFolderId); + // 刷新列表，显示恢复后的结果 + startAsyncNotesListQuery(); + + // 确保 mFocusNoteDataItem 被重置，避免指向已被恢复的数据 + mFocusNoteDataItem = null; + } + + /** + * 彻底删除文件夹 + * @param folderId 文件夹ID + */ + private void permanentDeleteFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + // 在回收站中，需要根据ORIGIN_PARENT_ID来查询文件夹内容 + HashSet items = new HashSet<>(); + + // 添加文件夹本身 + items.add(folderId); + + // 递归获取所有子项 + getRecycleBinFolderItems(folderId, items); + + // 彻底删除文件夹及其所有子项 + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + // 获取所有相关的小部件 + HashSet widgets = new HashSet<>(); + for (long itemId : items) { + // 只获取便签的小部件 + if (DataUtils.visibleInNoteDatabase(mContentResolver, itemId, Notes.TYPE_NOTE)) { + widgets.addAll(DataUtils.getFolderNoteWidget(mContentResolver, itemId)); + } + } + // 彻底删除所有项目 + DataUtils.batchDeleteNotes(mContentResolver, items); + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + } + }.execute(); + + // 刷新列表，显示删除后的结果 + startAsyncNotesListQuery(); + } + + /** + * 递归获取回收站文件夹下的所有子项 + * @param folderId 文件夹ID + * @param items 用于存储子项ID的集合 + */ + private void getRecycleBinFolderItems(long folderId, HashSet items) { + // 查询该文件夹下的所有子项（根据ORIGIN_PARENT_ID和当前PARENT_ID是回收站ID） + Cursor cursor = mContentResolver.query( + Notes.CONTENT_NOTE_URI, + new String[]{Notes.NoteColumns.ID, Notes.NoteColumns.TYPE}, + Notes.NoteColumns.ORIGIN_PARENT_ID + "=? AND " + Notes.NoteColumns.PARENT_ID + "=?", + new String[]{String.valueOf(folderId), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + long itemId = cursor.getLong(0); + int itemType = cursor.getInt(1); + + // 添加到要恢复的列表中 + items.add(itemId); + + // 如果是文件夹，递归获取其下的子项 + if (itemType == Notes.TYPE_FOLDER) { + getRecycleBinFolderItems(itemId, items); + } + } while (cursor.moveToNext()); + } + cursor.close(); + } + } + + /** + * 删除文件夹 + */ + private void deleteFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + // 获取文件夹下的所有子项（包括便签和子文件夹） + HashSet items = DataUtils.getFolderItems(mContentResolver, folderId); + // 将文件夹本身也添加到要删除的列表中 + items.add(folderId); + + // 保存原始父文件夹ID并将文件夹及其所有子项移动到回收站 + // 对于文件夹本身，将其PARENT_ID设置为回收站ID + // 对于文件夹内的便签，将其PARENT_ID设置为回收站ID，ORIGIN_PARENT_ID设置为原始父文件夹ID + // 这样在回收站中打开文件夹时，我们可以通过ORIGIN_PARENT_ID来查询该文件夹下的所有便签和文件夹 + + HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, folderId); + + // 将文件夹及其所有子项一起移动到回收站 + // 这样所有项目的PARENT_ID都会被设置为回收站ID，ORIGIN_PARENT_ID会被设置为原始父文件夹ID + DataUtils.batchMoveToFolder(mContentResolver, items, Notes.ID_TRASH_FOLER); + + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); // 更新小部件 + } + } + } + } + + /** + * 打开笔记（进入编辑界面） + */ + private void openNode(NoteItemData data) { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, data.getId()); + // 传递计时器状态 + intent.putExtra("is_timer_running", mIsTimerRunning); + intent.putExtra("timer_current_time", mTimerCurrentTime); + intent.putExtra("is_countdown_mode", mIsCountdownMode); + intent.putExtra("timer_duration", mTimerDuration); + this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); + } + + /** + * 打开文件夹（进入文件夹视图） + */ + private void openFolder(NoteItemData data) { + // 检查是否为隐私文件夹 + if (data.isPrivate()) { + // 显示密码验证对话框 + showPasswordVerifyDialog(data); + } else { + // 普通文件夹，直接打开 + openFolderInternal(data); + } + } + + /** + * 打开文件夹的内部方法，不包含密码验证 + */ + private void openFolderInternal(NoteItemData data) { + mCurrentFolderId = data.getId(); + startAsyncNotesListQuery(); // 查询文件夹内容 + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mState = ListEditState.CALL_RECORD_FOLDER; + mAddNewNote.setVisibility(View.GONE); // 通话记录文件夹不允许新建笔记 + } else if (mCurrentFolderId == Notes.ID_TRASH_FOLER || data.getParentId() == Notes.ID_TRASH_FOLER) { + // 如果是回收站中的文件夹，设置状态为TRASH_FOLDER + mState = ListEditState.TRASH_FOLDER; + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + } else { + mState = ListEditState.SUB_FOLDER; + } + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mTitleBar.setText(R.string.call_record_folder_name); + mStudyTimerButton.setVisibility(View.GONE); + } else if (data.isStudy()) { + // 学习文件夹，显示文件夹名称和专注时长 + String folderName = data.getSnippet(); + String focusDuration = data.getFormattedFocusDuration(); + mTitleBar.setText(folderName + " (专注时间: " + focusDuration + ")"); + mStudyTimerButton.setVisibility(View.VISIBLE); + } else { + mTitleBar.setText(data.getSnippet()); // 显示文件夹名称 + mStudyTimerButton.setVisibility(View.GONE); + } + mTitleBarLayout.setVisibility(View.VISIBLE); // 显示标题栏布局 + } + + /** + * 显示密码验证对话框 + */ + private void showPasswordVerifyDialog(final NoteItemData folderData) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.enter_password_to_open)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 获取存储的密码 + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + String storedPassword = preferences.getString("password_" + folderData.getId(), null); + + // 验证密码 + if (storedPassword != null && storedPassword.equals(password)) { + // 密码正确，打开文件夹 + dialog.dismiss(); + openFolderInternal(folderData); + } else { + // 密码错误 + Toast.makeText(NotesListActivity.this, getString(R.string.password_incorrect), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + } + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + /** + * 显示删除隐私文件夹的密码验证对话框 + */ + private void showPasswordVerifyDialogForDelete(final NoteItemData folderData) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.enter_password_to_delete)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 获取存储的密码 + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + String storedPassword = preferences.getString("password_" + folderData.getId(), null); + + // 验证密码 + if (storedPassword != null && storedPassword.equals(password)) { + // 密码正确，显示删除确认对话框 + dialog.dismiss(); + + AlertDialog.Builder deleteBuilder = new AlertDialog.Builder(NotesListActivity.this); + deleteBuilder.setTitle(getString(R.string.alert_title_delete)); + deleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + deleteBuilder.setMessage(getString(R.string.alert_message_delete_folder)); + deleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface deleteDialog, int which) { + // 彻底删除隐私文件夹及其内容 + permanentDeleteFolder(folderData.getId()); + // 删除密码存储 + SharedPreferences.Editor editor = preferences.edit(); + editor.remove("password_" + folderData.getId()); + editor.apply(); + } + }); + deleteBuilder.setNegativeButton(android.R.string.cancel, null); + deleteBuilder.show(); + } else { + // 密码错误 + Toast.makeText(NotesListActivity.this, getString(R.string.password_incorrect), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + } + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + public void onClick(View v) { + switch (v.getId()) { + case R.id.btn_new_note: + createNewNote(); // 创建新笔记 + break; + case R.id.btn_study_timer: + // 处理学习计时器按钮点击 + if (mIsTimerRunning) { + // 如果计时器正在运行，切换计时控制界面显示/隐藏 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + // 如果对话框已显示，则隐藏 + mTimerDialog.dismiss(); + } else { + // 如果对话框未显示，则显示 + showTimerControlDialog(); + } + } else { + // 如果计时器未运行，显示设置对话框 + showStudyTimerDialog(); + } + break; + default: + break; + } + } + + /** + * 显示软键盘 + */ + private void showSoftInput() { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + if (inputMethodManager != null) { + inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0); + } + } + + /** + * 隐藏软键盘 + */ + private void hideSoftInput(View view) { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); + } + + /** + * 显示创建或修改文件夹对话框 + */ + private void showCreateOrModifyFolderDialog(final boolean create, final boolean isPrivate, final boolean isStudy) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); + final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); + showSoftInput(); // 显示软键盘 + if (!create) { + // 修改文件夹名称 + if (mFocusNoteDataItem != null) { + etName.setText(mFocusNoteDataItem.getSnippet()); + builder.setTitle(getString(R.string.menu_folder_change_name)); + } else { + Log.e(TAG, "The long click data item is null"); + return; + } + } else { + // 创建新文件夹 + etName.setText(""); + if (isStudy) { + builder.setTitle(R.string.menu_create_study_folder); + } else { + builder.setTitle(isPrivate ? getString(R.string.menu_create_private_folder) : getString(R.string.menu_create_folder)); + } + } + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etName); // 隐藏软键盘 + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button)dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etName); + String name = etName.getText().toString(); + // 检查文件夹名称是否已存在 + if (DataUtils.checkVisibleFolderName(mContentResolver, name)) { + Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name), + Toast.LENGTH_LONG).show(); + etName.setSelection(0, etName.length()); // 选中所有文本 + return; + } + if (!create) { + // 修改文件夹名称 + if (!TextUtils.isEmpty(name)) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID + + "=?", new String[] { + String.valueOf(mFocusNoteDataItem.getId()) + }); + } + } else if (!TextUtils.isEmpty(name)) { + // 创建新文件夹 + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.PRIVATE, isPrivate ? 1 : 0); + values.put(NoteColumns.IS_STUDY, isStudy ? 1 : 0); + values.put(NoteColumns.PINNED, isPrivate ? 1 : 0); // 隐私文件夹永远置顶 + Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, values); + + if (isPrivate && uri != null) { + // 对于隐私文件夹，需要存储密码 + long folderId = ContentUris.parseId(uri); + showPasswordInputDialog(folderId); + } + } + dialog.dismiss(); + } + }); + + // 初始时如果名称为空，禁用确定按钮 + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } + /** + * 当名称编辑框为空时，禁用确定按钮 + */ + etName.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + // TODO Auto-generated method stub + + } + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 根据输入内容启用/禁用确定按钮 + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } else { + positive.setEnabled(true); + } + } + + public void afterTextChanged(Editable s) { + // TODO Auto-generated method stub + + } + }); + } + + /** + * 显示密码输入对话框 + * @param folderId 隐私文件夹ID + */ + private void showPasswordInputDialog(final long folderId) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_password_input, null); + final EditText etPassword = (EditText) view.findViewById(R.id.et_password); + builder.setTitle(getString(R.string.menu_enter_password)); + builder.setMessage(getString(R.string.password_hint)); + + showSoftInput(); // 显示软键盘 + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etPassword); // 隐藏软键盘 + // 如果取消密码设置，删除刚刚创建的隐私文件夹 + mContentResolver.delete(Notes.CONTENT_NOTE_URI, NoteColumns.ID + "=?", + new String[] { String.valueOf(folderId) }); + startAsyncNotesListQuery(); + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etPassword); + String password = etPassword.getText().toString(); + + // 验证密码是否为6位数字 + if (password.length() != 6 || !password.matches("\\d{6}")) { + Toast.makeText(NotesListActivity.this, getString(R.string.password_invalid), + Toast.LENGTH_LONG).show(); + etPassword.setSelection(0, etPassword.length()); + return; + } + + // 存储密码（这里简单使用SharedPreferences，实际应用中应该加密存储） + SharedPreferences preferences = getSharedPreferences("notes_private_folders", MODE_PRIVATE); + SharedPreferences.Editor editor = preferences.edit(); + editor.putString("password_" + folderId, password); + editor.apply(); + + dialog.dismiss(); + startAsyncNotesListQuery(); + } + }); + + // 初始时如果密码为空，禁用确定按钮 + if (TextUtils.isEmpty(etPassword.getText())) { + positive.setEnabled(false); + } + + // 监听密码输入变化 + etPassword.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) {} + + public void onTextChanged(CharSequence s, int start, int before, int count) { + // 只有当密码为6位数字时，才启用确定按钮 + String password = s.toString(); + positive.setEnabled(password.length() == 6 && password.matches("\\d{6}")); + } + + public void afterTextChanged(Editable s) {} + }); + } + + /** + * 处理返回键按下事件 + * 统一处理不同状态下的返回键逻辑，适用于传统onBackPressed和Android 13+的OnBackInvokedDispatcher + */ + private void handleBackPress() { + switch (mState) { + case SUB_FOLDER: + // 从普通子文件夹返回，回到根目录 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + break; + case TRASH_FOLDER: + // 检查当前是否已经在回收站根目录 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 从回收站根目录返回，回到主界面 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + } else { + // 从回收站中的文件夹返回，回到回收站根目录 + mCurrentFolderId = Notes.ID_TRASH_FOLER; + mState = ListEditState.TRASH_FOLDER; + mTitleBar.setText(R.string.menu_rubbish_bin); // 设置标题栏为回收站 + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + } + break; + case CALL_RECORD_FOLDER: + // 返回根文件夹列表 + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮 + mTitleBarLayout.setVisibility(View.GONE); // 隐藏标题栏布局 + mStudyTimerButton.setVisibility(View.GONE); // 隐藏学习计时器按钮 + startAsyncNotesListQuery(); + break; + case NOTE_LIST: + // 在NOTE_LIST状态下，调用父类的onBackPressed()退出应用 + NotesListActivity.super.onBackPressed(); + break; + default: + break; + } + } + @Override + public void onBackPressed() { + handleBackPress(); + } + + @Override + protected void onResume() { + super.onResume(); + } + /** + * 更新小部件 + */ + private void updateWidget(int appWidgetId, int appWidgetType) { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + // 根据小部件类型设置目标类 + if (appWidgetType == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (appWidgetType == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + appWidgetId + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + // 上下文菜单项ID - 便签移动 + private static final int MENU_NOTE_MOVE = 8; + // 上下文菜单项ID - 便签多选 + private static final int MENU_NOTE_MULTI_SELECT = 9; + + /** + * 便签上下文菜单创建监听器 + */ + private final OnCreateContextMenuListener mNoteOnCreateContextMenuListener = new OnCreateContextMenuListener() { + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + if (mFocusNoteDataItem != null) { + menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); // 设置菜单标题为便签内容 + + // 检查当前是否在回收站中 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 在回收站中，显示恢复、彻底删除和多选选项 + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore); // 恢复笔记 + menu.add(0, MENU_PERMANENT_DELETE, 0, R.string.menu_permanent_delete); // 彻底删除 + menu.add(0, MENU_NOTE_MULTI_SELECT, 0, R.string.menu_multi_select); // 多选 + } else { + // 不在回收站中，显示普通便签操作选项 + menu.add(0, MENU_NOTE_EDIT_TOPIC, 0, R.string.menu_edit_topic); // 编辑标题 + menu.add(0, MENU_NOTE_MOVE, 0, R.string.menu_move); // 移动到文件夹 + menu.add(0, MENU_NOTE_DELETE, 0, R.string.menu_delete); // 删除便签 + menu.add(0, MENU_NOTE_MULTI_SELECT, 0, R.string.menu_multi_select); // 多选 + // 根据便签是否已置顶添加相应的菜单选项 + if (mFocusNoteDataItem.isPinned()) { + menu.add(0, MENU_NOTE_UNPIN, 0, R.string.menu_unpin_note); // 取消置顶 + } else { + menu.add(0, MENU_NOTE_PIN, 0, R.string.menu_pin_note); // 置顶 + } + } + } + } + }; + + /** + * 文件夹上下文菜单创建监听器 + */ + private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() { + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + if (mFocusNoteDataItem != null) { + menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); // 设置菜单标题为文件夹名称 + + // 检查当前是否在回收站中 + if (mCurrentFolderId == Notes.ID_TRASH_FOLER) { + // 在回收站中，显示恢复和彻底删除选项 + if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore_folder); // 恢复文件夹 + } else { + menu.add(0, MENU_RESTORE, 0, R.string.menu_restore); // 恢复笔记 + } + menu.add(0, MENU_PERMANENT_DELETE, 0, R.string.menu_permanent_delete); // 彻底删除 + } else { + // 不在回收站中，显示普通文件夹操作选项 + menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view); // 查看文件夹 + menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete); // 删除文件夹 + menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name); // 修改文件夹名称 + // 根据文件夹是否已置顶添加相应的菜单选项 + if (mFocusNoteDataItem.isPinned()) { + menu.add(0, MENU_FOLDER_UNPIN, 0, R.string.menu_unpin_note); // 取消置顶 + } else { + menu.add(0, MENU_FOLDER_PIN, 0, R.string.menu_pin_note); // 置顶 + } + } + } + } + }; + + @Override + public void onContextMenuClosed(Menu menu) { + // 不要移除上下文菜单监听器，否则后续长按将无法显示上下文菜单 + super.onContextMenuClosed(menu); + } + + @Override + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + super.onCreateContextMenu(menu, v, menuInfo); + // 根据当前焦点项目类型设置相应的上下文菜单 + if (mFocusNoteDataItem != null) { + if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE) { + mNoteOnCreateContextMenuListener.onCreateContextMenu(menu, v, menuInfo); + } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + mFolderOnCreateContextMenuListener.onCreateContextMenu(menu, v, menuInfo); + } + } + } + + @Override + public boolean onContextItemSelected(MenuItem item) { + if (mFocusNoteDataItem == null) { + Log.e(TAG, "The long click data item is null"); + return false; + } + switch (item.getItemId()) { + case MENU_FOLDER_VIEW: + openFolder(mFocusNoteDataItem); // 打开文件夹 + break; + case MENU_FOLDER_DELETE: + // 删除文件夹确认对话框 + if (mFocusNoteDataItem.isPrivate()) { + // 隐私文件夹，需要密码验证 + showPasswordVerifyDialogForDelete(mFocusNoteDataItem); + } else { + // 普通文件夹，直接显示删除确认对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_folder)); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + deleteFolder(mFocusNoteDataItem.getId()); // 执行删除 + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + } + break; + case MENU_FOLDER_CHANGE_NAME: + showCreateOrModifyFolderDialog(false, false, false); // 修改文件夹名称 + break; + case MENU_FOLDER_PIN: + // 置顶文件夹 + setFolderPinnedStatus(mFocusNoteDataItem.getId(), true); + break; + case MENU_NOTE_DELETE: + // 删除便签确认对话框 + AlertDialog.Builder deleteNoteBuilder = new AlertDialog.Builder(this); + deleteNoteBuilder.setTitle(getString(R.string.alert_title_delete)); + deleteNoteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + deleteNoteBuilder.setMessage(getString(R.string.alert_message_delete_note)); + deleteNoteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + // 检查便签的父文件夹是否为隐私文件夹 + long parentFolderId = mFocusNoteDataItem.getParentId(); + boolean isPrivateFolder = false; + + // 查询父文件夹信息 + Cursor cursor = mContentResolver.query(Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.PRIVATE}, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER, + new String[]{String.valueOf(parentFolderId)}, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + isPrivateFolder = (cursor.getInt(0) > 0); + } + cursor.close(); + } + + // 根据父文件夹类型决定删除方式 + if (isPrivateFolder) { + // 隐私文件夹中的便签，直接彻底删除 + HashSet noteIds = new HashSet(); + noteIds.add(mFocusNoteDataItem.getId()); + DataUtils.batchDeleteNotes(getContentResolver(), noteIds); + } else { + // 普通文件夹中的便签，移动到回收站 + HashSet noteIds = new HashSet(); + noteIds.add(mFocusNoteDataItem.getId()); + DataUtils.batchMoveToFolder(getContentResolver(), noteIds, Notes.ID_TRASH_FOLER); + } + + // 刷新列表 + startAsyncNotesListQuery(); + } + }); + deleteNoteBuilder.setNegativeButton(android.R.string.cancel, null); + deleteNoteBuilder.show(); + break; + case MENU_FOLDER_UNPIN: + // 取消置顶文件夹 + setFolderPinnedStatus(mFocusNoteDataItem.getId(), false); + break; + case MENU_NOTE_EDIT_TOPIC: + // 编辑便签标题 + showEditNoteTopicDialog(); + break; + case MENU_NOTE_MOVE: + // 移动便签到其他文件夹 + // 查询目标文件夹列表 + mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + FoldersListAdapter.PROJECTION, + "(" + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?) OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")", + new String[] { + String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), + String.valueOf(mCurrentFolderId) + }, + NoteColumns.MODIFIED_DATE + " DESC"); + break; + case MENU_NOTE_MULTI_SELECT: + // 进入多选模式 + if (mFocusNoteDataItem != null) { + // 1. 先确保 mModeCallBack 不为 null + if (mModeCallBack == null) { + mModeCallBack = new ModeCallback(); + } + + // 2. 先设置监听器，再设置选择模式 + mNotesListView.setMultiChoiceModeListener(mModeCallBack); + + // 3. 进入选择模式 + mNotesListAdapter.setChoiceMode(true); + + // 4. 查找当前便签在列表中的位置 + Cursor cursor = mNotesListAdapter.getCursor(); + if (cursor != null) { + long currentNoteId = mFocusNoteDataItem.getId(); + int position = 0; + while (cursor.moveToNext()) { + long noteId = cursor.getLong(cursor.getColumnIndex(NoteColumns.ID)); + if (noteId == currentNoteId) { + // 5. 设置当前便签为选中状态 + mNotesListView.setItemChecked(position, true); + break; + } + position++; + } + } + + // 6. 手动启动 ActionMode，而不是通过长按触发 + mNotesListView.startActionMode(mModeCallBack); + } + break; + case MENU_NOTE_PIN: + // 置顶便签 + setNotePinnedStatus(mFocusNoteDataItem.getId(), true); + break; + case MENU_NOTE_UNPIN: + // 取消置顶便签 + setNotePinnedStatus(mFocusNoteDataItem.getId(), false); + break; + case MENU_RESTORE: + // 根据类型显示不同的恢复对话框 + AlertDialog.Builder restoreBuilder = new AlertDialog.Builder(this); + restoreBuilder.setTitle(getString(R.string.menu_restore_from_trash)); + restoreBuilder.setIcon(android.R.drawable.ic_dialog_alert); + + // 根据当前选中的是文件夹还是便签，显示不同的对话框消息和执行不同的恢复操作 + if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + // 恢复文件夹 + restoreBuilder.setMessage(getString(R.string.alert_message_restore_folder)); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + restoreFolder(mFocusNoteDataItem.getId()); // 执行文件夹恢复 + } + }); + } else { + // 恢复便签 + restoreBuilder.setMessage(getString(R.string.alert_message_restore_notes, 1)); + restoreBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + restoreNote(mFocusNoteDataItem.getId()); // 执行便签恢复 + } + }); + } + restoreBuilder.setNegativeButton(android.R.string.cancel, null); + restoreBuilder.show(); + break; + case MENU_PERMANENT_DELETE: + // 彻底删除文件夹确认对话框 + AlertDialog.Builder permanentDeleteBuilder = new AlertDialog.Builder(this); + permanentDeleteBuilder.setTitle(getString(R.string.menu_permanent_delete)); + permanentDeleteBuilder.setIcon(android.R.drawable.ic_dialog_alert); + permanentDeleteBuilder.setMessage(getString(R.string.alert_message_permanent_delete_folder)); + permanentDeleteBuilder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + permanentDeleteFolder(mFocusNoteDataItem.getId()); // 执行彻底删除 + } + }); + permanentDeleteBuilder.setNegativeButton(android.R.string.cancel, null); + permanentDeleteBuilder.show(); + break; + default: + break; + } + + return true; + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + menu.clear(); // 清空菜单 + // 根据当前状态加载不同菜单 + if (mState == ListEditState.NOTE_LIST) { + getMenuInflater().inflate(R.menu.note_list, menu); + // 根据同步状态设置菜单项标题 + menu.findItem(R.id.menu_sync).setTitle( + GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync); + } else if (mState == ListEditState.SUB_FOLDER || mState == ListEditState.TRASH_FOLDER) { + getMenuInflater().inflate(R.menu.sub_folder, menu); + } else if (mState == ListEditState.CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_record_folder, menu); + } else { + Log.e(TAG, "Wrong state:" + mState); + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_new_folder: { + showCreateOrModifyFolderDialog(true, false, false); // 创建新文件夹 + break; + } + case R.id.menu_new_private_folder: { + showCreateOrModifyFolderDialog(true, true, false); // 创建新隐私文件夹 + break; + } + case R.id.menu_new_study_folder: { + showCreateOrModifyFolderDialog(true, false, true); // 创建新学习文件夹 + break; + } + case R.id.menu_export_text: { + exportNoteToText(); // 导出笔记为文本 + break; + } + case R.id.menu_sync: { + if (isSyncMode()) { + // 同步模式下，启动或取消同步 + if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) { + GTaskSyncService.startSync(this); // 开始同步 + } else { + GTaskSyncService.cancelSync(this); // 取消同步 + } + } else { + startPreferenceActivity(); // 非同步模式下打开设置页面 + } + break; + } + case R.id.menu_setting: { + startPreferenceActivity(); // 打开设置页面 + break; + } + case R.id.menu_new_note: { + createNewNote(); // 新建笔记 + break; + } + case R.id.menu_search: + onSearchRequested(); // 触发搜索 + break; + case R.id.menu_rubbish_bin: + openRubbishBin(); // 打开回收站 + break; + default: + break; + } + return true; + } + + @Override + public boolean onSearchRequested() { + startSearch(null, false, null /* appData */, false); // 启动搜索 + return true; + } + + /** + * 将笔记导出为文本文件 + */ + private void exportNoteToText() { + final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); + new AsyncTask() { + + @Override + protected Integer doInBackground(Void... unused) { + return backup.exportToText(); // 执行导出 + } + + @Override + protected void onPostExecute(Integer result) { + // 根据导出结果显示相应对话框 + if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_unmounted)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SUCCESS) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.success_sdcard_export)); + builder.setMessage(NotesListActivity.this.getString( + R.string.format_exported_file_location, backup + .getExportedTextFileName(), backup.getExportedTextFileDir())); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SYSTEM_ERROR) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_export)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } + } + + }.execute(); + } + + /** + * 检查是否处于同步模式 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + /** + * 打开回收站 + */ + private void openRubbishBin() { + mCurrentFolderId = Notes.ID_TRASH_FOLER; // 设置当前文件夹为回收站 + mState = ListEditState.TRASH_FOLDER; // 设置状态为回收站文件夹 + mTitleBar.setText(R.string.menu_rubbish_bin); // 设置标题栏为回收站 + mTitleBar.setVisibility(View.VISIBLE); // 显示标题栏 + mAddNewNote.setVisibility(View.GONE); // 回收站中不允许新建笔记 + startAsyncNotesListQuery(); // 启动异步查询，显示回收站内容 + } + + /** + * 启动设置页面 + */ + private void startPreferenceActivity() { + Activity from = getParent() != null ? getParent() : this; + Intent intent = new Intent(from, NotesPreferenceActivity.class); + from.startActivityIfNeeded(intent, -1); + } + + /** + * 列表项点击监听器 + */ + private class OnListItemClickListener implements OnItemClickListener { + + public void onItemClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + NoteItemData item = ((NotesListItem) view).getItemData(); + if (mNotesListAdapter.isInChoiceMode()) { + // 多选模式下，处理笔记选择 + if (item.getType() == Notes.TYPE_NOTE) { + position = position - mNotesListView.getHeaderViewsCount(); + mModeCallBack.onItemCheckedStateChanged(null, position, id, + !mNotesListAdapter.isSelectedItem(position)); + } + return; + } + + // 根据当前状态处理点击事件 + switch (mState) { + case NOTE_LIST: + if (item.getType() == Notes.TYPE_FOLDER + || item.getType() == Notes.TYPE_SYSTEM) { + openFolder(item); // 打开文件夹 + } else if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else { + Log.e(TAG, "Wrong note type in NOTE_LIST"); + } + break; + case SUB_FOLDER: + case CALL_RECORD_FOLDER: + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else { + Log.e(TAG, "Wrong note type in SUB_FOLDER"); + } + break; + case TRASH_FOLDER: + // 回收站中，处理便签和文件夹点击 + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); // 打开笔记 + } else if (item.getType() == Notes.TYPE_FOLDER) { + openFolder(item); // 打开文件夹 + } else { + Log.e(TAG, "Wrong note type in TRASH_FOLDER"); + } + break; + default: + break; + } + } + } + + } + + /** + * 查询目标文件夹（用于移动笔记） + */ + private void startQueryDestinationFolders() { + String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?"; + // 根据当前状态调整查询条件 + selection = (mState == ListEditState.NOTE_LIST) ? selection: + "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; + + mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + FoldersListAdapter.PROJECTION, + selection, + new String[] { + String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), + String.valueOf(mCurrentFolderId) + }, + NoteColumns.MODIFIED_DATE + " DESC"); + } + + public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + NoteItemData itemData = ((NotesListItem) view).getItemData(); + if (itemData != null) { + // 无论是文件夹还是便签，长按都显示上下文菜单 + mFocusNoteDataItem = itemData; + + // 确保退出多选模式 + if (mModeCallBack != null && mModeCallBack.mActionMode != null) { + mModeCallBack.mActionMode.finish(); + } + + // 重置列表的选择模式，确保长按总是触发上下文菜单 + mNotesListView.setChoiceMode(ListView.CHOICE_MODE_NONE); + mNotesListAdapter.setChoiceMode(false); + mNotesListView.clearChoices(); + mNotesListView.setMultiChoiceModeListener(null); + mNotesListAdapter.notifyDataSetChanged(); + + return false; + } + } + return false; + } + + // 学习计时器相关变量 + private boolean mIsTimerRunning = false; // 计时器是否正在运行 + private boolean mIsCountdownMode = false; // 是否为逆向计时模式 + private long mTimerStartTime = 0; // 计时器开始时间 + private long mTimerCurrentTime = 0; // 当前计时时间（毫秒） + private long mTimerDuration = 0; // 逆向计时时长（毫秒） + private android.os.Handler mTimerHandler = new android.os.Handler(); + private Runnable mTimerRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + if (mIsCountdownMode) { + // 逆向计时 + long elapsed = System.currentTimeMillis() - mTimerStartTime; + mTimerCurrentTime = mTimerDuration - elapsed; + if (mTimerCurrentTime <= 0) { + // 计时结束 + mTimerCurrentTime = mTimerDuration; // 设置为完整时长，确保计入专注时间 + mIsTimerRunning = false; + updateTimerDisplay(); + Toast.makeText(NotesListActivity.this, "学习时间结束！", Toast.LENGTH_LONG).show(); + // 停止计时器并处理 + stopStudyTimerWithDisplay(); + return; + } + } else { + // 正向计时 + mTimerCurrentTime = System.currentTimeMillis() - mTimerStartTime; + } + updateTimerDisplay(); + mTimerHandler.postDelayed(this, 1000); // 每秒更新一次 + } + } + }; + + // 计时器对话框相关变量 + private Dialog mTimerDialog = null; + private TextView mTimerDisplayView = null; + private Button mPauseResumeButton = null; + private android.os.Handler mDisplayHandler = new android.os.Handler(); + + // 悬浮窗相关变量 + private Dialog mFloatingTimerDialog = null; + private TextView mFloatingTimerDisplayView = null; + private boolean mIsFloatingMode = false; + + /** + * 显示学习计时器对话框 + */ + private void showStudyTimerDialog() { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_study_timer, null); + + final RadioGroup timerModeGroup = (RadioGroup) view.findViewById(R.id.timer_mode_group); + final EditText hoursEdit = (EditText) view.findViewById(R.id.edit_hours); + final EditText minutesEdit = (EditText) view.findViewById(R.id.edit_minutes); + final EditText secondsEdit = (EditText) view.findViewById(R.id.edit_seconds); + + builder.setTitle("设置学习计时器"); + builder.setView(view); + + builder.setPositiveButton("开始", new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + // 获取计时模式 + int selectedModeId = timerModeGroup.getCheckedRadioButtonId(); + mIsCountdownMode = (selectedModeId == R.id.radio_countdown); + + // 获取时间设置 + int hours = Integer.parseInt(!TextUtils.isEmpty(hoursEdit.getText()) ? hoursEdit.getText().toString() : "0"); + int minutes = Integer.parseInt(!TextUtils.isEmpty(minutesEdit.getText()) ? minutesEdit.getText().toString() : "0"); + int seconds = Integer.parseInt(!TextUtils.isEmpty(secondsEdit.getText()) ? secondsEdit.getText().toString() : "0"); + + // 计算总时长（毫秒） + mTimerDuration = (hours * 3600 + minutes * 60 + seconds) * 1000; + + // 验证时间设置 + if (mIsCountdownMode && mTimerDuration < 60000) { + // 逆向计时时长小于1分钟 + Toast.makeText(NotesListActivity.this, "逆向计时时长必须大于等于1分钟", Toast.LENGTH_SHORT).show(); + return; + } + + // 开始计时 + startStudyTimer(); + dialog.dismiss(); + } + }); + + builder.setNegativeButton("取消", null); + builder.show(); + } + + /** + * 开始学习计时器 + */ + private void startStudyTimer() { + mTimerStartTime = System.currentTimeMillis(); + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 显示计时控制对话框 + showTimerControlDialog(); + } + + /** + * 暂停学习计时器 + */ + private void pauseStudyTimer() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + // 停止显示更新 + mDisplayHandler.removeCallbacksAndMessages(null); + } + + /** + * 恢复学习计时器 + */ + private void resumeStudyTimer() { + if (!mIsTimerRunning) { + if (mIsCountdownMode) { + // 倒计时模式：计算已经过去的时间 + long elapsedTime = mTimerDuration - mTimerCurrentTime; + mTimerStartTime = System.currentTimeMillis() - elapsedTime; + } else { + // 正向计时模式：使用当前时间减去已计时时间 + mTimerStartTime = System.currentTimeMillis() - mTimerCurrentTime; + } + mIsTimerRunning = true; + mTimerHandler.post(mTimerRunnable); + // 重启显示更新 + startTimerDisplayUpdate(); + } + } + + /** + * 停止学习计时器 + */ + // 旧的停止方法，已被stopStudyTimerWithDisplay替代 + // private void stopStudyTimer() { + // mIsTimerRunning = false; + // mTimerHandler.removeCallbacks(mTimerRunnable); + // + // // 验证学习有效性 + // if (mTimerCurrentTime >= 60000) { + // // 学习时间超过1分钟，视为有效学习 + // updateFocusDuration(mTimerCurrentTime); + // } + // + // // 重置计时器变量 + // mTimerCurrentTime = 0; + // mTimerDuration = 0; + // } + + /** + * 更新计时器显示 + */ + private void updateTimerDisplay() { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + + if (mTimerDisplayView != null) { + mTimerDisplayView.setText(timeStr); + } + + if (mFloatingTimerDisplayView != null) { + mFloatingTimerDisplayView.setText(timeStr); + } + } + + /** + * 启动计时器显示更新 + */ + private void startTimerDisplayUpdate() { + mDisplayHandler.removeCallbacksAndMessages(null); + final Runnable updateRunnable = new Runnable() { + @Override + public void run() { + if (mIsTimerRunning) { + updateTimerDisplay(); + mDisplayHandler.postDelayed(this, 1000); + } + } + }; + mDisplayHandler.postDelayed(updateRunnable, 1000); + } + + /** + * 显示计时器控制对话框 + */ + private void showTimerControlDialog() { + // 创建一个悬浮的非模态对话框 + final Dialog timerDialog = new Dialog(this, android.R.style.Theme_Dialog); + timerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + timerDialog.setCancelable(true); + timerDialog.setCanceledOnTouchOutside(true); + + // 设置对话框大小和位置 + Window window = timerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.MATCH_PARENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.BOTTOM; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + View view = LayoutInflater.from(this).inflate(R.layout.dialog_timer_control, null); + mTimerDisplayView = (TextView) view.findViewById(R.id.timer_display); + mPauseResumeButton = (Button) view.findViewById(R.id.btn_pause_resume); + final Button btnStop = (Button) view.findViewById(R.id.btn_stop); + + // 更新计时器显示 + updateTimerDisplay(); + + // 设置按钮文本 + mPauseResumeButton.setText(mIsTimerRunning ? "暂停" : "继续"); + + mPauseResumeButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + if (mIsTimerRunning) { + pauseStudyTimer(); + mPauseResumeButton.setText("继续"); + } else { + resumeStudyTimer(); + mPauseResumeButton.setText("暂停"); + } + } + }); + + btnStop.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + stopStudyTimerWithDisplay(); + timerDialog.dismiss(); + } + }); + + timerDialog.setContentView(view); + timerDialog.show(); + mTimerDialog = timerDialog; + + // 启动计时器显示更新 + startTimerDisplayUpdate(); + } + + /** + * 显示悬浮窗计时器（固定按钮形式） + */ + private void showFloatingTimer() { + // 关闭之前的对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + } + + // 如果悬浮窗已经显示，直接返回 + if (mFloatingTimerDialog != null && mFloatingTimerDialog.isShowing()) { + return; + } + + // 创建固定的悬浮按钮对话框 + mFloatingTimerDialog = new Dialog(this, android.R.style.Theme_Dialog); + mFloatingTimerDialog.requestWindowFeature(Window.FEATURE_NO_TITLE); + mFloatingTimerDialog.setCancelable(false); // 设置为不可取消，确保按钮一直存在 + + // 设置对话框大小和位置 + Window window = mFloatingTimerDialog.getWindow(); + if (window != null) { + WindowManager.LayoutParams params = window.getAttributes(); + params.width = WindowManager.LayoutParams.WRAP_CONTENT; + params.height = WindowManager.LayoutParams.WRAP_CONTENT; + params.gravity = Gravity.TOP | Gravity.RIGHT; + params.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; + params.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; + params.flags |= WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH; + window.setAttributes(params); + window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); + } + + // 使用闹钟图标布局 + View view = LayoutInflater.from(this).inflate(R.layout.floating_timer_icon, null); + + // 点击按钮时显示完整的计时器对话框 + view.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + if (mFloatingTimerDialog != null && mFloatingTimerDialog.isShowing()) { + mFloatingTimerDialog.dismiss(); + mFloatingTimerDialog = null; + showTimerControlDialog(); + } + } + }); + + mFloatingTimerDialog.setContentView(view); + mFloatingTimerDialog.show(); + mIsFloatingMode = true; + } + + /** + * 停止学习计时器（带显示处理） + */ + private void stopStudyTimerWithDisplay() { + mIsTimerRunning = false; + mTimerHandler.removeCallbacks(mTimerRunnable); + mDisplayHandler.removeCallbacksAndMessages(null); + + // 验证学习有效性 + if (mTimerCurrentTime >= 60000) { + // 学习时间超过1分钟，视为有效学习 + updateFocusDuration(mTimerCurrentTime); + } + + // 重置计时器变量 + mTimerCurrentTime = 0; + mTimerDuration = 0; + + // 关闭计时器对话框 + if (mTimerDialog != null && mTimerDialog.isShowing()) { + mTimerDialog.dismiss(); + mTimerDialog = null; + mTimerDisplayView = null; + mPauseResumeButton = null; + } + } + + /** + * 更新计时器显示视图 + */ + private void updateTimerDisplayView(TextView display) { + long totalSeconds = mTimerCurrentTime / 1000; + int hours = (int) (totalSeconds / 3600); + int minutes = (int) ((totalSeconds % 3600) / 60); + int seconds = (int) (totalSeconds % 60); + + String timeStr = String.format("%02d:%02d:%02d", hours, minutes, seconds); + display.setText(timeStr); + } + + /** + * 更新专注时长 + */ + private void updateFocusDuration(long duration) { + // 查询当前文件夹的专注时长 + Cursor cursor = getContentResolver().query( + Notes.CONTENT_NOTE_URI, + new String[]{NoteColumns.FOCUS_DURATION}, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mCurrentFolderId), String.valueOf(Notes.TYPE_FOLDER)}, + null + ); + + long currentDuration = 0; + if (cursor != null && cursor.moveToFirst()) { + currentDuration = cursor.getLong(0); + cursor.close(); + } + + // 更新专注时长 + long newDuration = currentDuration + duration; + ContentValues values = new ContentValues(); + values.put(NoteColumns.FOCUS_DURATION, newDuration); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + + getContentResolver().update( + Notes.CONTENT_NOTE_URI, + values, + NoteColumns.ID + "=? AND " + NoteColumns.TYPE + "=?", + new String[]{String.valueOf(mCurrentFolderId), String.valueOf(Notes.TYPE_FOLDER)} + ); + + // 刷新文件夹显示 + startAsyncNotesListQuery(); + } +} \ No newline at end of file diff --git a/src/ui/NotesListAdapter.java b/src/ui/NotesListAdapter.java new file mode 100644 index 0000000..6bf02f7 --- /dev/null +++ b/src/ui/NotesListAdapter.java @@ -0,0 +1,268 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.util.Log; +import android.view.View; +import android.view.ViewGroup; +import android.widget.CursorAdapter; + +import net.micode.notes.data.Notes; + +import java.util.Collection; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; + +/** + * 笔记列表适配器，继承自 CursorAdapter + * 用于将数据库中的笔记数据绑定到 ListView 等列表视图 + */ +public class NotesListAdapter extends CursorAdapter { + private static final String TAG = "NotesListAdapter"; // 日志标签 + private Context mContext; // 上下文对象 + private HashMap mSelectedIndex; // 存储选中状态的映射表，key为位置，value为是否选中 + private int mNotesCount; // 笔记总数（只包括普通笔记类型） + private boolean mChoiceMode; // 是否处于选择模式 + + /** + * 应用小部件属性类 + * 用于存储小部件的ID和类型信息 + */ + public static class AppWidgetAttribute { + public int widgetId; // 小部件ID + public int widgetType; // 小部件类型 + }; + + /** + * 构造函数 + * @param context 上下文 + */ + public NotesListAdapter(Context context) { + super(context, null); // 初始时Cursor为null + mSelectedIndex = new HashMap(); // 初始化选中状态映射表 + mContext = context; + mNotesCount = 0; + } + + /** + * 创建新的列表项视图 + * @param context 上下文 + * @param cursor 数据游标 + * @param parent 父视图 + * @return 新的 NotesListItem 视图 + */ + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + return new NotesListItem(context); // 创建新的笔记列表项 + } + + /** + * 绑定数据到视图 + * @param view 要绑定的视图 + * @param context 上下文 + * @param cursor 数据游标 + */ + @Override + public void bindView(View view, Context context, Cursor cursor) { + if (view instanceof NotesListItem) { + // 创建 NoteItemData 对象来包装游标数据 + NoteItemData itemData = new NoteItemData(context, cursor); + // 绑定数据到 NotesListItem 视图 + ((NotesListItem) view).bind(context, itemData, mChoiceMode, + isSelectedItem(cursor.getPosition())); + } + } + + /** + * 设置指定位置项目的选中状态 + * @param position 项目位置 + * @param checked 是否选中 + */ + public void setCheckedItem(final int position, final boolean checked) { + mSelectedIndex.put(position, checked); // 更新选中状态 + notifyDataSetChanged(); // 通知数据变化，刷新视图 + } + + /** + * 判断是否处于选择模式 + * @return 是否处于选择模式 + */ + public boolean isInChoiceMode() { + return mChoiceMode; + } + + /** + * 设置选择模式 + * @param mode 是否启用选择模式 + */ + public void setChoiceMode(boolean mode) { + mSelectedIndex.clear(); // 清除之前的选中状态 + mChoiceMode = mode; + notifyDataSetChanged(); // 通知数据集变化，清除对勾标记 + } + + /** + * 全选或取消全选 + * @param checked true为全选，false为取消全选 + */ + public void selectAll(boolean checked) { + Cursor cursor = getCursor(); + // 遍历所有项目 + for (int i = 0; i < getCount(); i++) { + if (cursor.moveToPosition(i)) { + // 只选择普通笔记类型（不包括文件夹等） + if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) { + setCheckedItem(i, checked); + } + } + } + } + + /** + * 获取所有选中项目的ID集合 + * @return 选中项目的ID集合 + */ + public HashSet getSelectedItemIds() { + HashSet itemSet = new HashSet(); + for (Integer position : mSelectedIndex.keySet()) { + if (mSelectedIndex.get(position) == true) { + Long id = getItemId(position); // 获取项目ID + if (id == Notes.ID_ROOT_FOLDER) { + Log.d(TAG, "错误的项目ID，不应该发生"); + } else { + itemSet.add(id); // 添加到集合 + } + } + } + + return itemSet; + } + + /** + * 获取选中位置的映射表 + * @return 选中位置的映射表 + */ + public HashMap getSelectedIndex() { + return mSelectedIndex; + } + + /** + * 获取所有选中的小部件属性集合 + * @return 小部件属性集合，如果发生错误则返回null + */ + public HashSet getSelectedWidget() { + HashSet itemSet = new HashSet(); + for (Integer position : mSelectedIndex.keySet()) { + if (mSelectedIndex.get(position) == true) { + Cursor c = (Cursor) getItem(position); + if (c != null) { + AppWidgetAttribute widget = new AppWidgetAttribute(); + NoteItemData item = new NoteItemData(mContext, c); + widget.widgetId = item.getWidgetId(); // 获取小部件ID + widget.widgetType = item.getWidgetType();// 获取小部件类型 + itemSet.add(widget); + /** + * 不要在此处关闭游标，只有适配器可以关闭它 + */ + } else { + Log.e(TAG, "无效的游标"); + return null; + } + } + } + return itemSet; + } + + /** + * 获取选中项目的数量 + * @return 选中项目的数量 + */ + public int getSelectedCount() { + Collection values = mSelectedIndex.values(); + if (null == values) { + return 0; + } + Iterator iter = values.iterator(); + int count = 0; + while (iter.hasNext()) { + if (true == iter.next()) { + count++; // 统计选中项目 + } + } + return count; + } + + /** + * 判断是否所有项目都被选中 + * @return true表示全选，false表示未全选 + */ + public boolean isAllSelected() { + int checkedCount = getSelectedCount(); // 获取选中数量 + return (checkedCount != 0 && checkedCount == mNotesCount); // 比较选中数量和笔记总数 + } + + /** + * 判断指定位置的项目是否被选中 + * @param position 项目位置 + * @return 是否选中 + */ + public boolean isSelectedItem(final int position) { + if (null == mSelectedIndex.get(position)) { + return false; // 如果映射表中不存在该位置，返回false + } + return mSelectedIndex.get(position); + } + + /** + * 当内容发生变化时调用 + */ + @Override + protected void onContentChanged() { + super.onContentChanged(); + calcNotesCount(); // 重新计算笔记数量 + } + + /** + * 更换数据游标 + * @param cursor 新的数据游标 + */ + @Override + public void changeCursor(Cursor cursor) { + super.changeCursor(cursor); + calcNotesCount(); // 重新计算笔记数量 + } + + /** + * 计算笔记总数（只包括普通笔记类型） + */ + private void calcNotesCount() { + mNotesCount = 0; + for (int i = 0; i < getCount(); i++) { + Cursor c = (Cursor) getItem(i); + if (c != null) { + // 只统计普通笔记类型 + if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) { + mNotesCount++; + } + } else { + Log.e(TAG, "无效的游标"); + return; + } + } + } +} \ No newline at end of file diff --git a/src/ui/NotesListItem.java b/src/ui/NotesListItem.java new file mode 100644 index 0000000..c8e2b21 --- /dev/null +++ b/src/ui/NotesListItem.java @@ -0,0 +1,192 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.text.format.DateUtils; +import android.view.View; +import android.widget.CheckBox; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.widget.TextView; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser.NoteItemBgResources; + +/** + * 笔记列表项视图类 + * 继承自LinearLayout，表示笔记列表中的单个项 + * 负责显示笔记的标题、时间、提醒图标等信息 + */ +public class NotesListItem extends LinearLayout { + private ImageView mAlert; // 提醒图标 + private TextView mTitle; // 笔记标题 + private TextView mTime; // 笔记修改时间 + private TextView mCallName; // 通话记录名称（用于通话记录类型的笔记） + private NoteItemData mItemData; // 笔记数据对象 + private CheckBox mCheckBox; // 复选框（用于选择模式） + + /** + * 构造函数 + * @param context 上下文环境 + */ + public NotesListItem(Context context) { + super(context); + // 从布局文件note_item.xml中加载视图 + inflate(context, R.layout.note_item, this); + // 初始化各个视图组件 + mAlert = (ImageView) findViewById(R.id.iv_alert_icon); + mTitle = (TextView) findViewById(R.id.tv_title); + mTime = (TextView) findViewById(R.id.tv_time); + mCallName = (TextView) findViewById(R.id.tv_name); + mCheckBox = (CheckBox) findViewById(android.R.id.checkbox); + } + + /** + * 绑定数据到视图 + * 根据笔记类型和状态设置不同的显示方式 + * @param context 上下文环境 + * @param data 笔记数据对象 + * @param choiceMode 是否处于选择模式 + * @param checked 是否被选中 + */ + public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) { + // 设置复选框的显示状态 + if (choiceMode && data.getType() == Notes.TYPE_NOTE) { + mCheckBox.setVisibility(View.VISIBLE); // 选择模式且为普通笔记时显示复选框 + mCheckBox.setChecked(checked); // 设置选中状态 + } else { + mCheckBox.setVisibility(View.GONE); // 其他情况隐藏复选框 + } + + mItemData = data; // 保存数据引用 + + // 根据笔记类型和父文件夹ID设置不同的显示方式 + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + // 通话记录文件夹 + mCallName.setVisibility(View.GONE); // 隐藏通话记录名称 + mAlert.setVisibility(View.VISIBLE); // 显示提醒图标 + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + // 设置文件夹标题，显示通话记录文件夹名称和笔记数量 + mTitle.setText(context.getString(R.string.call_record_folder_name) + + context.getString(R.string.format_folder_files_count, data.getNotesCount())); + mAlert.setImageResource(R.drawable.call_record); // 设置通话记录图标 + } else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { + // 通话记录文件夹中的笔记 + mCallName.setVisibility(View.VISIBLE); // 显示通话记录名称 + mCallName.setText(data.getCallName()); // 设置通话记录名称 + mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem); + mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet())); // 设置标题为笔记内容片段 + // 根据是否有提醒设置提醒图标 + if (data.hasAlert()) { + mAlert.setImageResource(R.drawable.clock); // 有时钟图标 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + } else { + // 普通笔记或文件夹 + mCallName.setVisibility(View.GONE); // 隐藏通话记录名称 + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + + if (data.getType() == Notes.TYPE_FOLDER) { + // 文件夹类型 + if (data.isPrivate()) { + // 隐私文件夹 + mTitle.setText(data.getSnippet()); // 只显示文件夹名称，不显示便签数量 + mAlert.setImageResource(R.drawable.lock); // 设置隐私文件夹图标 + mAlert.setVisibility(View.VISIBLE); + // 隐私文件夹不显示修改时间 + mTime.setVisibility(View.GONE); + } else { + // 普通文件夹 + mTitle.setText(data.getSnippet() // 设置文件夹名称 + + context.getString(R.string.format_folder_files_count, + data.getNotesCount())); // 添加笔记数量 + // 根据是否置顶设置置顶图标 + if (data.isPinned()) { + mAlert.setImageResource(R.drawable.arrow_up); // 置顶标记 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + // 普通文件夹显示修改时间 + mTime.setVisibility(View.VISIBLE); + } + } else { + // 普通笔记类型 + mTitle.setText(DataUtils.getFormattedSnippet(data.getDisplayTitle())); // 设置笔记标题，优先使用标题字段 + // 根据是否置顶或有提醒设置图标 + if (data.isPinned()) { + mAlert.setImageResource(R.drawable.arrow_up); // 置顶标记 + mAlert.setVisibility(View.VISIBLE); + } else if (data.hasAlert()) { + mAlert.setImageResource(R.drawable.clock); // 有时钟图标 + mAlert.setVisibility(View.VISIBLE); + } else { + mAlert.setVisibility(View.GONE); + } + } + } + // 设置相对时间（如"5分钟前"、"昨天"等格式） + // 只有非隐私文件夹和普通笔记才显示修改时间 + if (!data.isPrivate() || data.getType() != Notes.TYPE_FOLDER) { + mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate())); + mTime.setVisibility(View.VISIBLE); + } + + // 设置背景 + setBackground(data); + } + + /** + * 根据笔记数据设置背景 + * 根据笔记的位置（第一个、最后一个、中间等）和颜色ID设置不同的背景 + * @param data 笔记数据对象 + */ + private void setBackground(NoteItemData data) { + int id = data.getBgColorId(); // 获取背景颜色ID + + if (data.getType() == Notes.TYPE_NOTE) { + // 普通笔记类型 + if (data.isSingle() || data.isOneFollowingFolder()) { + // 单个笔记或紧接文件夹后的单个笔记：使用单一样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id)); + } else if (data.isLast()) { + // 最后一个笔记：使用最后一项样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgLastRes(id)); + } else if (data.isFirst() || data.isMultiFollowingFolder()) { + // 第一个笔记或多个笔记在文件夹后：使用第一项样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgFirstRes(id)); + } else { + // 中间笔记：使用普通样式背景 + setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id)); + } + } else { + // 文件夹类型：使用文件夹背景 + setBackgroundResource(NoteItemBgResources.getFolderBgRes()); + } + } + + /** + * 获取笔记数据对象 + * @return 当前笔记的数据对象 + */ + public NoteItemData getItemData() { + return mItemData; + } +} \ No newline at end of file diff --git a/src/ui/NotesPreferenceActivity.java b/src/ui/NotesPreferenceActivity.java new file mode 100644 index 0000000..aaafbd3 --- /dev/null +++ b/src/ui/NotesPreferenceActivity.java @@ -0,0 +1,432 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.ui; + +import android.accounts.Account; +import android.accounts.AccountManager; +import android.app.ActionBar; +import android.app.AlertDialog; +import android.content.BroadcastReceiver; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.IntentFilter; +import android.content.SharedPreferences; +import android.os.Bundle; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceActivity; +import android.preference.PreferenceCategory; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.widget.Button; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.remote.GTaskSyncService; + +/** + * 笔记应用设置页面Activity + * 继承自PreferenceActivity，用于管理应用的偏好设置 + * 主要功能：同步账户设置、同步状态显示、同步操作等 + */ +public class NotesPreferenceActivity extends PreferenceActivity { + public static final String PREFERENCE_NAME = "notes_preferences"; // 偏好设置文件名 + public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name"; // 同步账户名称键 + public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time"; // 上次同步时间键 + public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear"; // 背景颜色设置键 + private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key"; // 同步账户类别键 + private static final String AUTHORITIES_FILTER_KEY = "authorities"; // 账户权限过滤器键 + + private PreferenceCategory mAccountCategory; // 账户设置分类 + private GTaskReceiver mReceiver; // 同步服务广播接收器 + private Account[] mOriAccounts; // 原始账户列表 + private boolean mHasAddedAccount; // 是否添加了新账户的标志 + + @Override + protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + + /* 使用应用图标进行导航 */ + getActionBar().setDisplayHomeAsUpEnabled(true); // 显示返回主页按钮 + + addPreferencesFromResource(R.xml.preferences); // 从XML资源加载偏好设置 + mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY); // 查找账户设置分类 + mReceiver = new GTaskReceiver(); // 创建广播接收器 + IntentFilter filter = new IntentFilter(); // 创建Intent过滤器 + filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); // 添加同步服务广播动作 + registerReceiver(mReceiver, filter); // 注册广播接收器 + + mOriAccounts = null; // 初始化原始账户列表 + View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null); // 加载设置页面头部布局 + getListView().addHeaderView(header, null, true); // 将头部添加到列表视图 + } + + @Override + protected void onResume() { + super.onResume(); + + // 如果用户添加了新账户，需要自动设置同步账户 + if (mHasAddedAccount) { + Account[] accounts = getGoogleAccounts(); // 获取当前所有Google账户 + if (mOriAccounts != null && accounts.length > mOriAccounts.length) { + // 检查是否有新账户被添加 + for (Account accountNew : accounts) { + boolean found = false; + for (Account accountOld : mOriAccounts) { + if (TextUtils.equals(accountOld.name, accountNew.name)) { + found = true; // 账户已存在 + break; + } + } + if (!found) { + setSyncAccount(accountNew.name); // 设置新账户为同步账户 + break; + } + } + } + } + + refreshUI(); // 刷新UI + } + + @Override + protected void onDestroy() { + if (mReceiver != null) { + unregisterReceiver(mReceiver); // 取消注册广播接收器 + } + super.onDestroy(); + } + + /** + * 加载账户设置项 + */ + private void loadAccountPreference() { + mAccountCategory.removeAll(); // 清除所有现有设置项 + + Preference accountPref = new Preference(this); // 创建账户设置项 + final String defaultAccount = getSyncAccountName(this); // 获取当前同步账户名称 + accountPref.setTitle(getString(R.string.preferences_account_title)); // 设置标题 + accountPref.setSummary(getString(R.string.preferences_account_summary)); // 设置摘要 + accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() { + public boolean onPreferenceClick(Preference preference) { + if (!GTaskSyncService.isSyncing()) { // 检查是否正在同步 + if (TextUtils.isEmpty(defaultAccount)) { + // 首次设置账户 + showSelectAccountAlertDialog(); // 显示选择账户对话框 + } else { + // 如果账户已经设置，需要提示用户风险 + showChangeAccountConfirmAlertDialog(); // 显示更改账户确认对话框 + } + } else { + Toast.makeText(NotesPreferenceActivity.this, + R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT) + .show(); // 显示无法更改账户的提示 + } + return true; + } + }); + + mAccountCategory.addPreference(accountPref); // 将设置项添加到分类 + } + + /** + * 加载同步按钮 + */ + private void loadSyncButton() { + Button syncButton = (Button) findViewById(R.id.preference_sync_button); // 同步按钮 + TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview); // 上次同步时间显示 + + // 设置按钮状态 + if (GTaskSyncService.isSyncing()) { + syncButton.setText(getString(R.string.preferences_button_sync_cancel)); // 同步中显示取消 + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.cancelSync(NotesPreferenceActivity.this); // 取消同步 + } + }); + } else { + syncButton.setText(getString(R.string.preferences_button_sync_immediately)); // 未同步显示立即同步 + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.startSync(NotesPreferenceActivity.this); // 开始同步 + } + }); + } + syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this))); // 有同步账户时启用按钮 + + // 设置上次同步时间 + if (GTaskSyncService.isSyncing()) { + lastSyncTimeView.setText(GTaskSyncService.getProgressString()); // 显示同步进度 + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + long lastSyncTime = getLastSyncTime(this); // 获取上次同步时间 + if (lastSyncTime != 0) { + lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time, + DateFormat.format(getString(R.string.preferences_last_sync_time_format), + lastSyncTime))); // 格式化显示上次同步时间 + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + lastSyncTimeView.setVisibility(View.GONE); // 从未同步过则隐藏 + } + } + } + + /** + * 刷新UI + */ + private void refreshUI() { + loadAccountPreference(); // 重新加载账户设置项 + loadSyncButton(); // 重新加载同步按钮 + } + + /** + * 显示选择账户对话框 + */ + private void showSelectAccountAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null); // 加载对话框标题布局 + TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title); // 标题文本 + titleTextView.setText(getString(R.string.preferences_dialog_select_account_title)); // 设置标题 + TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); // 副标题文本 + subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips)); // 设置副标题 + + dialogBuilder.setCustomTitle(titleView); // 设置自定义标题 + dialogBuilder.setPositiveButton(null, null); // 不设置确定按钮 + + Account[] accounts = getGoogleAccounts(); // 获取所有Google账户 + String defAccount = getSyncAccountName(this); // 获取当前同步账户 + + mOriAccounts = accounts; // 保存原始账户列表 + mHasAddedAccount = false; // 重置添加账户标志 + + if (accounts.length > 0) { + CharSequence[] items = new CharSequence[accounts.length]; // 创建选项数组 + final CharSequence[] itemMapping = items; // 映射选项 + int checkedItem = -1; // 默认未选中 + int index = 0; + for (Account account : accounts) { + if (TextUtils.equals(account.name, defAccount)) { + checkedItem = index; // 设置当前同步账户为选中状态 + } + items[index++] = account.name; // 添加账户名称到选项 + } + dialogBuilder.setSingleChoiceItems(items, checkedItem, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + setSyncAccount(itemMapping[which].toString()); // 设置选中的账户为同步账户 + dialog.dismiss(); // 关闭对话框 + refreshUI(); // 刷新UI + } + }); + } + + View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null); // 加载添加账户视图 + dialogBuilder.setView(addAccountView); // 设置对话框视图 + + final AlertDialog dialog = dialogBuilder.show(); // 显示对话框 + addAccountView.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + mHasAddedAccount = true; // 标记已添加账户 + Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS"); // 跳转到添加账户设置 + intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] { + "gmail-ls" // 设置账户权限过滤器 + }); + startActivityForResult(intent, -1); // 启动添加账户Activity + dialog.dismiss(); // 关闭对话框 + } + }); + } + + /** + * 显示更改账户确认对话框 + */ + private void showChangeAccountConfirmAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null); // 加载对话框标题布局 + TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title); // 标题文本 + titleTextView.setText(getString(R.string.preferences_dialog_change_account_title, + getSyncAccountName(this))); // 设置标题，包含当前账户名 + TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); // 副标题文本 + subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg)); // 设置警告消息 + + dialogBuilder.setCustomTitle(titleView); // 设置自定义标题 + + CharSequence[] menuItemArray = new CharSequence[] { + getString(R.string.preferences_menu_change_account), // 更改账户 + getString(R.string.preferences_menu_remove_account), // 移除账户 + getString(R.string.preferences_menu_cancel) // 取消 + }; + dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + if (which == 0) { + showSelectAccountAlertDialog(); // 显示选择账户对话框 + } else if (which == 1) { + removeSyncAccount(); // 移除同步账户 + refreshUI(); // 刷新UI + } + // 选项2为取消，不执行任何操作 + } + }); + dialogBuilder.show(); // 显示对话框 + } + + /** + * 获取所有Google账户 + * @return Google账户数组 + */ + private Account[] getGoogleAccounts() { + AccountManager accountManager = AccountManager.get(this); // 获取账户管理器 + return accountManager.getAccountsByType("com.google"); // 返回Google类型账户 + } + + /** + * 设置同步账户 + * @param account 账户名称 + */ + private void setSyncAccount(String account) { + if (!getSyncAccountName(this).equals(account)) { // 检查账户是否已更改 + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + if (account != null) { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account); // 保存账户名称 + } else { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 清空账户名称 + } + editor.commit(); // 提交更改 + + // 清除上次同步时间 + setLastSyncTime(this, 0); + + // 清除本地GTask相关信息 + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); // 清空GTask ID + values.put(NoteColumns.SYNC_ID, 0); // 清空同步ID + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); // 更新数据库 + } + }).start(); + + Toast.makeText(NotesPreferenceActivity.this, + getString(R.string.preferences_toast_success_set_accout, account), + Toast.LENGTH_SHORT).show(); // 显示设置成功提示 + } + } + + /** + * 移除同步账户 + */ + private void removeSyncAccount() { + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) { + editor.remove(PREFERENCE_SYNC_ACCOUNT_NAME); // 移除同步账户名称 + } + if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) { + editor.remove(PREFERENCE_LAST_SYNC_TIME); // 移除上次同步时间 + } + editor.commit(); // 提交更改 + + // 清除本地GTask相关信息 + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); // 清空GTask ID + values.put(NoteColumns.SYNC_ID, 0); // 清空同步ID + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); // 更新数据库 + } + }).start(); + } + + /** + * 获取同步账户名称 + * @param context 上下文 + * @return 同步账户名称，如果没有则为空字符串 + */ + public static String getSyncAccountName(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 返回账户名称 + } + + /** + * 设置上次同步时间 + * @param context 上下文 + * @param time 同步时间戳 + */ + public static void setLastSyncTime(Context context, long time) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + SharedPreferences.Editor editor = settings.edit(); // 获取编辑器 + editor.putLong(PREFERENCE_LAST_SYNC_TIME, time); // 保存同步时间 + editor.commit(); // 提交更改 + } + + /** + * 获取上次同步时间 + * @param context 上下文 + * @return 上次同步时间，如果没有则为0 + */ + public static long getLastSyncTime(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); // 获取偏好设置 + return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0); // 返回同步时间 + } + + /** + * GTask同步服务广播接收器 + * 用于接收同步状态更新并刷新UI + */ + private class GTaskReceiver extends BroadcastReceiver { + + @Override + public void onReceive(Context context, Intent intent) { + refreshUI(); // 刷新UI + if (intent.getBooleanExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_IS_SYNCING, false)) { + TextView syncStatus = (TextView) findViewById(R.id.prefenerece_sync_status_textview); // 同步状态文本 + syncStatus.setText(intent + .getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG)); // 更新进度消息 + } + } + } + + /** + * 处理选项菜单项选择 + * @param item 被选中的菜单项 + * @return 是否处理了该菜单项 + */ + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case android.R.id.home: // 返回主页按钮 + Intent intent = new Intent(this, NotesListActivity.class); // 跳转到笔记列表Activity + intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); // 清除Activity栈 + startActivity(intent); + return true; + default: + return false; + } + } +} \ No newline at end of file diff --git a/src/widget/NoteWidgetProvider.java b/src/widget/NoteWidgetProvider.java new file mode 100644 index 0000000..e6b5a9b --- /dev/null +++ b/src/widget/NoteWidgetProvider.java @@ -0,0 +1,196 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.app.PendingIntent; +import android.appwidget.AppWidgetManager; +import android.appwidget.AppWidgetProvider; +import android.content.ContentValues; +import android.content.Context; +import android.content.Intent; +import android.database.Cursor; +import android.util.Log; +import android.widget.RemoteViews; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.ui.NoteEditActivity; +import net.micode.notes.ui.NotesListActivity; + +/** + * 笔记小部件提供者抽象基类 + * 继承自AppWidgetProvider，用于实现笔记应用的小部件功能 + * 处理小部件的创建、更新、删除等生命周期事件 + */ +public abstract class NoteWidgetProvider extends AppWidgetProvider { + // 查询笔记信息时使用的投影（需要获取的字段） + public static final String [] PROJECTION = new String [] { + NoteColumns.ID, // 笔记ID + NoteColumns.BG_COLOR_ID, // 背景颜色ID + NoteColumns.SNIPPET // 笔记内容片段 + }; + + // 投影字段的索引常量 + public static final int COLUMN_ID = 0; // ID字段索引 + public static final int COLUMN_BG_COLOR_ID = 1; // 背景颜色ID字段索引 + public static final int COLUMN_SNIPPET = 2; // 内容片段字段索引 + + private static final String TAG = "NoteWidgetProvider"; // 日志标签 + + /** + * 当小部件被删除时调用 + * 清理数据库中对应的小部件ID + * @param context 上下文 + * @param appWidgetIds 被删除的小部件ID数组 + */ + @Override + public void onDeleted(Context context, int[] appWidgetIds) { + ContentValues values = new ContentValues(); + // 将小部件ID设置为无效值 + values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID); + // 遍历所有被删除的小部件ID + for (int i = 0; i < appWidgetIds.length; i++) { + // 更新数据库，清除对应的小部件ID + context.getContentResolver().update(Notes.CONTENT_NOTE_URI, + values, + NoteColumns.WIDGET_ID + "=?", // 条件：小部件ID等于被删除的小部件ID + new String[] { String.valueOf(appWidgetIds[i])}); // 参数值 + } + } + + /** + * 获取指定小部件ID对应的笔记信息 + * @param context 上下文 + * @param widgetId 小部件ID + * @return 包含笔记信息的Cursor对象 + */ + private Cursor getNoteWidgetInfo(Context context, int widgetId) { + // 查询数据库：获取指定小部件ID且不在回收站中的笔记信息 + return context.getContentResolver().query(Notes.CONTENT_NOTE_URI, + PROJECTION, + NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?", // 条件 + new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) }, // 参数值 + null); // 排序方式 + } + + /** + * 更新小部件（公共方法） + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + update(context, appWidgetManager, appWidgetIds, false); // 默认非隐私模式 + } + + /** + * 更新小部件的私有方法 + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + * @param privacyMode 是否为隐私模式（隐私模式下显示占位文本） + */ + private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds, + boolean privacyMode) { + // 遍历所有需要更新的小部件 + for (int i = 0; i < appWidgetIds.length; i++) { + // 检查小部件ID是否有效 + if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) { + int bgId = ResourceParser.getDefaultBgId(context); // 默认背景颜色ID + String snippet = ""; // 笔记内容片段 + Intent intent = new Intent(context, NoteEditActivity.class); // 创建编辑笔记的Intent + intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP); // 设置为单例模式 + // 传递小部件ID和类型信息 + intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]); + intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType()); + + // 查询小部件对应的笔记信息 + Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]); + if (c != null && c.moveToFirst()) { + // 检查是否有多条笔记对应同一个widgetId（不应该发生） + if (c.getCount() > 1) { + Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]); + c.close(); + return; + } + // 获取笔记内容片段和背景颜色ID + snippet = c.getString(COLUMN_SNIPPET); + bgId = c.getInt(COLUMN_BG_COLOR_ID); + // 传递笔记ID，用于查看已有笔记 + intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID)); + intent.setAction(Intent.ACTION_VIEW); // 设置动作为查看 + } else { + // 如果没有找到对应的笔记，显示默认文本并设置为新建/编辑动作 + snippet = context.getResources().getString(R.string.widget_havenot_content); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); // 设置动作为插入或编辑 + } + + if (c != null) { + c.close(); // 关闭Cursor + } + + // 创建RemoteViews对象 + RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId()); + // 设置背景图片 + rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId)); + // 传递背景颜色ID + intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId); + + /** + * 生成启动宿主Activity的PendingIntent + */ + PendingIntent pendingIntent = null; + if (privacyMode) { + // 隐私模式：显示占位文本，点击跳转到笔记列表 + rv.setTextViewText(R.id.widget_text, + context.getString(R.string.widget_under_visit_mode)); + pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent( + context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT); + } else { + // 正常模式：显示笔记内容，点击跳转到笔记编辑页面 + rv.setTextViewText(R.id.widget_text, snippet); + pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent, + PendingIntent.FLAG_UPDATE_CURRENT); + } + + // 设置点击事件 + rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent); + // 更新小部件 + appWidgetManager.updateAppWidget(appWidgetIds[i], rv); + } + } + } + + /** + * 抽象方法：根据背景颜色ID获取对应的背景资源ID + * @param bgId 背景颜色ID + * @return 背景资源ID + */ + protected abstract int getBgResourceId(int bgId); + + /** + * 抽象方法：获取小部件的布局ID + * @return 布局资源ID + */ + protected abstract int getLayoutId(); + + /** + * 抽象方法：获取小部件类型 + * @return 小部件类型标识 + */ + protected abstract int getWidgetType(); +} \ No newline at end of file diff --git a/src/widget/NoteWidgetProvider_2x.java b/src/widget/NoteWidgetProvider_2x.java new file mode 100644 index 0000000..7c278a5 --- /dev/null +++ b/src/widget/NoteWidgetProvider_2x.java @@ -0,0 +1,71 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.appwidget.AppWidgetManager; +import android.content.Context; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.ResourceParser; + +/** + * 2x大小笔记小部件提供者 + * 继承自NoteWidgetProvider，专门处理2x大小的小部件 + * 实现抽象父类的具体方法，提供2x小部件的特定配置 + */ +public class NoteWidgetProvider_2x extends NoteWidgetProvider { + + /** + * 当小部件需要更新时调用 + * 调用父类的update方法更新小部件 + * @param context 上下文 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + @Override + public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + super.update(context, appWidgetManager, appWidgetIds); // 调用父类更新方法 + } + + /** + * 获取2x小部件的布局ID + * @return 2x小部件的布局资源ID + */ + @Override + protected int getLayoutId() { + return R.layout.widget_2x; // 返回2x小部件的布局文件 + } + + /** + * 根据背景颜色ID获取对应的背景资源ID + * 专门为2x小部件提供背景资源 + * @param bgId 背景颜色ID + * @return 2x小部件的背景资源ID + */ + @Override + protected int getBgResourceId(int bgId) { + return ResourceParser.WidgetBgResources.getWidget2xBgResource(bgId); // 获取2x小部件的背景资源 + } + + /** + * 获取小部件类型标识 + * @return 2x小部件类型常量 + */ + @Override + protected int getWidgetType() { + return Notes.TYPE_WIDGET_2X; // 返回2x小部件的类型标识 + } +} \ No newline at end of file diff --git a/src/widget/NoteWidgetProvider_4x.java b/src/widget/NoteWidgetProvider_4x.java new file mode 100644 index 0000000..3e79e74 --- /dev/null +++ b/src/widget/NoteWidgetProvider_4x.java @@ -0,0 +1,72 @@ +/* + * 版权所有 (c) 2010-2011，The MiCode 开源社区 (www.micode.net) + * + * 根据 Apache 许可证 2.0 版本（"许可证"）授权； + * 除非遵守许可证，否则不得使用此文件。 + * 您可以在以下网址获取许可证副本： + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 除非适用法律要求或书面同意，否则按"原样"分发软件， + * 没有任何明示或暗示的担保或条件。 + * 有关许可证下权限和限制的具体语言，请参阅许可证。 + */ + +package net.micode.notes.widget; + +import android.appwidget.AppWidgetManager; +import android.content.Context; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.ResourceParser; + +/** + * 4x大小笔记小部件提供者 + * 继承自NoteWidgetProvider，专门处理4x大小的小部件 + * 实现抽象父类的具体方法，提供4x小部件的特定配置 + * 与NoteWidgetProvider_2x类类似，但针对4x尺寸的布局和资源 + */ +public class NoteWidgetProvider_4x extends NoteWidgetProvider { + + /** + * 当小部件需要更新时调用 + * 调用父类的update方法更新小部件 + * @param context 上下文环境 + * @param appWidgetManager 小部件管理器 + * @param appWidgetIds 需要更新的小部件ID数组 + */ + @Override + public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { + super.update(context, appWidgetManager, appWidgetIds); // 调用父类更新方法 + } + + /** + * 获取4x小部件的布局ID + * 返回4x小部件特定的布局文件资源ID + * @return 4x小部件的布局资源ID + */ + protected int getLayoutId() { + return R.layout.widget_4x; // 返回4x小部件的布局文件 + } + + /** + * 根据背景颜色ID获取对应的背景资源ID + * 专门为4x小部件提供背景资源 + * @param bgId 背景颜色ID + * @return 4x小部件的背景资源ID + */ + @Override + protected int getBgResourceId(int bgId) { + return ResourceParser.WidgetBgResources.getWidget4xBgResource(bgId); // 获取4x小部件的背景资源 + } + + /** + * 获取小部件类型标识 + * @return 4x小部件类型常量 + */ + @Override + protected int getWidgetType() { + return Notes.TYPE_WIDGET_4X; // 返回4x小部件的类型标识 + } +} \ No newline at end of file