代码注释 #2

Merged
p8fqfnjt9 merged 2 commits from liuzhilong_branch into master 6 days ago

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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;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
EdgeToEdge.enable(this);
setContentView(R.layout.activity_main);
ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
return insets;
});
}
}

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/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* MiCode
*
* Licensed under the Apache License, Version 2.0 (the "License");
* Apache License 2.0
* you may not use this file except in compliance with the License.
* 使
* You may obtain a copy of the License at
*
*
* http://www.apache.org/licenses/LICENSE-2.0
* Apache2.0URL
*
* Unless required by applicable law or agreed to in writing, software
*
* distributed under the License is distributed on an "AS IS" BASIS,
* "原样"
* 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;
// 定义包名net.micode.notes.data表示这是一个数据访问相关的类
import android.content.Context;
// 导入Android上下文类用于访问应用资源和内容解析器
import android.database.Cursor;
// 导入数据库游标类,用于遍历查询结果
import android.provider.ContactsContract.CommonDataKinds.Phone;
// 导入联系人电话相关常量
import android.provider.ContactsContract.Data;
// 导入联系人数据相关常量
import android.telephony.PhoneNumberUtils;
// 导入电话号码工具类,用于电话号码处理
import android.util.Log;
// 导入Android日志工具类
import java.util.HashMap;
// 导入HashMap类用于实现缓存功能
public class Contact {
// 定义公共类Contact用于处理联系人相关操作
private static HashMap<String, String> sContactCache;
// 声明静态HashMap用于缓存电话号码到联系人姓名的映射
// 键:电话号码,值:联系人姓名
private static final String TAG = "Contact";
// 定义日志标签常量,用于日志输出时标识来源
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"
+ " WHERE min_match = '+')";
// 构建SQL查询语句用于根据电话号码查找联系人
// PHONE_NUMBERS_EQUAL电话号码相等比较函数
// Phone.NUMBER电话号码列
// Data.MIMETYPE数据类型列
// Phone.CONTENT_ITEM_TYPE电话数据类型
// Data.RAW_CONTACT_ID原始联系人ID
// phone_lookup电话查询优化表
// min_match最小匹配位数+是占位符)
public static String getContact(Context context, String phoneNumber) {
// 公共静态方法:根据电话号码获取联系人姓名
// 参数context - Android上下文对象
// phoneNumber - 要查询的电话号码
// 返回值联系人姓名如果找不到返回null
if(sContactCache == null) {
// 检查缓存是否已初始化
sContactCache = new HashMap<String, String>();
// 如果缓存为null创建一个新的HashMap实例
}
if(sContactCache.containsKey(phoneNumber)) {
// 检查缓存中是否已存在该电话号码
return sContactCache.get(phoneNumber);
// 如果缓存中存在,直接从缓存中返回联系人姓名
}
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
// 构建完整的查询条件
// 使用PhoneNumberUtils.toCallerIDMinMatch获取电话号码的最小匹配位数
// 替换查询语句中的'+'占位符为实际的最小匹配位数
Cursor cursor = context.getContentResolver().query(
// 通过内容解析器执行查询,获取游标对象
Data.CONTENT_URI,
// 查询的URI联系人数据的内容URI
new String [] { Phone.DISPLAY_NAME },
// 要查询的列:只查询显示姓名列
selection,
// 查询条件上面构建的selection字符串
new String[] { phoneNumber },
// 查询参数:电话号码作为参数传入
null);
// 排序参数null表示不排序
if (cursor != null && cursor.moveToFirst()) {
// 检查游标不为null且有数据至少能移动到第一行
try {
String name = cursor.getString(0);
// 从游标的第一列索引0获取联系人姓名
sContactCache.put(phoneNumber, name);
// 将电话号码和姓名存入缓存,便于下次快速访问
return name;
// 返回联系人姓名
} catch (IndexOutOfBoundsException e) {
// 捕获索引越界异常(理论上不应该发生,但为了健壮性而捕获)
Log.e(TAG, " Cursor get string error " + e.toString());
// 记录错误日志,包含异常信息
return null;
// 发生异常时返回null
} finally {
cursor.close();
// finally块确保无论是否发生异常都关闭游标
// 避免资源泄漏
}
} else {
// 游标为null或没有数据的情况
Log.d(TAG, "No contact matched with number:" + phoneNumber);
// 记录调试日志:没有找到匹配的联系人
return null;
// 返回null表示未找到联系人
}
}
}

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/*
* 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;
// 数据相关类包
import android.net.Uri;
// URI处理类
public class Notes {
// 笔记应用常量类
public static final String AUTHORITY = "micode_notes";
// 内容提供者权限标识
public static final String TAG = "Notes";
// 日志标签
public static final int TYPE_NOTE = 0;
// 笔记类型:普通笔记
public static final int TYPE_FOLDER = 1;
// 笔记类型:文件夹
public static final int TYPE_SYSTEM = 2;
// 笔记类型:系统文件夹
// 系统文件夹标识符说明
public static final int ID_ROOT_FOLDER = 0;
// 根文件夹ID
public static final int ID_TEMPARAY_FOLDER = -1;
// 临时文件夹ID
public static final int ID_CALL_RECORD_FOLDER = -2;
// 通话记录文件夹ID
public static final int ID_TRASH_FOLER = -3;
// 垃圾箱文件夹ID
// Intent额外数据键名
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
// 提醒日期键
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
// 背景色ID键
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
// 小部件ID键
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
// 小部件类型键
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
// 文件夹ID键
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
// 通话日期键
// 小部件类型常量
public static final int TYPE_WIDGET_INVALIDE = -1;
// 无效小部件
public static final int TYPE_WIDGET_2X = 0;
// 2x2小部件
public static final int TYPE_WIDGET_4X = 1;
// 4x4小部件
public static class DataConstants {
// 数据常量内部类
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
// 笔记MIME类型
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
// 通话笔记MIME类型
}
// 查询URI
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
// 笔记和文件夹查询URI
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
// 详细数据查询URI
public interface NoteColumns {
// 笔记表列名接口
public static final String ID = "_id";
// 主键ID
public static final String PARENT_ID = "parent_id";
// 父文件夹ID
public static final String CREATED_DATE = "created_date";
// 创建时间
public static final String MODIFIED_DATE = "modified_date";
// 修改时间
public static final String ALERTED_DATE = "alert_date";
// 提醒时间
public static final String SNIPPET = "snippet";
// 摘要内容
public static final String WIDGET_ID = "widget_id";
// 关联小部件ID
public static final String WIDGET_TYPE = "widget_type";
// 小部件类型
public static final String BG_COLOR_ID = "bg_color_id";
// 背景颜色ID
public static final String HAS_ATTACHMENT = "has_attachment";
// 是否有附件
public static final String NOTES_COUNT = "notes_count";
// 笔记数量
public static final String TYPE = "type";
// 类型标识
public static final String SYNC_ID = "sync_id";
// 同步ID
public static final String LOCAL_MODIFIED = "local_modified";
// 本地修改标记
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
// 原始父ID
public static final String GTASK_ID = "gtask_id";
// Google任务ID
public static final String VERSION = "version";
// 版本号
}
public interface DataColumns {
// 数据表列名接口
public static final String ID = "_id";
// 主键ID
public static final String MIME_TYPE = "mime_type";
// MIME类型
public static final String NOTE_ID = "note_id";
// 关联笔记ID
public static final String CREATED_DATE = "created_date";
// 创建时间
public static final String MODIFIED_DATE = "modified_date";
// 修改时间
public static final String CONTENT = "content";
// 内容文本
public static final String DATA1 = "data1";
// 通用数据列1
public static final String DATA2 = "data2";
// 通用数据列2
public static final String DATA3 = "data3";
// 通用数据列3
public static final String DATA4 = "data4";
// 通用数据列4
public static final String DATA5 = "data5";
// 通用数据列5
}
public static final class TextNote implements DataColumns {
// 文本笔记类
public static final String MODE = DATA1;
// 模式字段
public static final int MODE_CHECK_LIST = 1;
// 清单模式
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
// 内容类型
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
// 内容项类型
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
// 内容URI
}
public static final class CallNote implements DataColumns {
// 通话笔记类
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";
// 内容类型
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
// 内容项类型
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
// 内容URI
}
}

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/*
* 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.
*/
import android.content.ContentValues;
// 导入ContentValues类用于存储键值对数据
import android.content.Context;
// 导入Context类获取应用上下文
import android.database.sqlite.SQLiteDatabase;
// 导入SQLiteDatabase类数据库操作
import android.database.sqlite.SQLiteOpenHelper;
// 导入SQLiteOpenHelper类数据库辅助类
import android.util.Log;
// 导入Log类日志输出
import net.micode.notes.data.Notes.DataColumns;
// 导入DataColumns接口
import net.micode.notes.data.Notes.DataConstants;
// 导入DataConstants类
import net.micode.notes.data.Notes.NoteColumns;
// 导入NoteColumns接口
public class NotesDatabaseHelper extends SQLiteOpenHelper {
// 数据库辅助类继承SQLiteOpenHelper
private static final String DB_NAME = "note.db";
// 数据库文件名
private static final int DB_VERSION = 4;
// 数据库版本号
public interface TABLE {
// 表名接口
public static final String NOTE = "note";
// 笔记表名
public static final String DATA = "data";
// 数据表名
}
private static final String TAG = "NotesDatabaseHelper";
// 日志标签
private static NotesDatabaseHelper mInstance;
// 单例实例
private static final String CREATE_NOTE_TABLE_SQL =
// 创建笔记表SQL语句
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," + // 主键ID
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + // 父ID
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," + // 提醒日期
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," + // 背景色ID
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 创建时间
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," + // 是否有附件
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 修改时间
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," + // 笔记数量
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," + // 摘要
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," + // 类型
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," + // 小部件ID
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," + // 小部件类型
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," + // 同步ID
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," + // 本地修改标记
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + // 原始父ID
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," + // Google任务ID
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" + // 版本号
")";
private static final String CREATE_DATA_TABLE_SQL =
// 创建数据表SQL语句
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," + // 主键ID
DataColumns.MIME_TYPE + " TEXT NOT NULL," + // MIME类型
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + // 关联笔记ID
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 创建时间
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 修改时间
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," + // 内容
DataColumns.DATA1 + " INTEGER," + // 数据列1
DataColumns.DATA2 + " INTEGER," + // 数据列2
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," + // 数据列3
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," + // 数据列4
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" + // 数据列5
")";
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
// 创建数据表索引SQL
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
// 笔记移动时增加文件夹计数触发器
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";
// 笔记移出时减少文件夹计数触发器
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";
// 插入笔记时增加文件夹计数触发器
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";
// 删除笔记时减少文件夹计数触发器
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";
// 插入数据时更新笔记内容触发器
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";
// 更新数据时更新笔记内容触发器
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";
// 删除数据时更新笔记内容触发器
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";
// 删除笔记时删除关联数据触发器
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";
// 删除文件夹时删除子笔记触发器
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";
// 文件夹移入垃圾箱时移动子笔记触发器
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.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
public NotesDatabaseHelper(Context context) {
// 构造方法
super(context, DB_NAME, null, DB_VERSION);
}
public void createNoteTable(SQLiteDatabase db) {
// 创建笔记表方法
db.execSQL(CREATE_NOTE_TABLE_SQL);
// 执行创建笔记表SQL
reCreateNoteTableTriggers(db);
// 重新创建触发器
createSystemFolder(db);
// 创建系统文件夹
Log.d(TAG, "note table has been created");
// 日志输出
}
private void reCreateNoteTableTriggers(SQLiteDatabase db) {
// 重新创建笔记表触发器
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");
// 删除旧触发器
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);
// 创建新触发器
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);
}
private void createSystemFolder(SQLiteDatabase db) {
// 创建系统文件夹
ContentValues values = new ContentValues();
// 创建通话记录文件夹
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
// 创建根文件夹
values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
// 创建临时文件夹
values.clear();
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
// 创建垃圾箱文件夹
values.clear();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
}
public void createDataTable(SQLiteDatabase db) {
// 创建数据表方法
db.execSQL(CREATE_DATA_TABLE_SQL);
// 执行创建数据表SQL
reCreateDataTableTriggers(db);
// 重新创建触发器
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
// 创建索引
Log.d(TAG, "data table has been created");
// 日志输出
}
private void reCreateDataTableTriggers(SQLiteDatabase db) {
// 重新创建数据表触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");
// 删除旧触发器
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);
// 创建新触发器
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER);
}
static synchronized NotesDatabaseHelper getInstance(Context context) {
// 获取单例实例方法
if (mInstance == null) {
// 如果实例为空
mInstance = new NotesDatabaseHelper(context);
// 创建新实例
}
return mInstance;
// 返回实例
}
@Override
public void onCreate(SQLiteDatabase db) {
// 创建数据库回调
createNoteTable(db);
// 创建笔记表
createDataTable(db);
// 创建数据表
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// 升级数据库回调
boolean reCreateTriggers = false;
// 是否需要重建触发器
boolean skipV2 = false;
// 是否跳过V2升级
if (oldVersion == 1) {
// 从版本1升级
upgradeToV2(db);
// 升级到V2
skipV2 = true; // 包含V2到V3的升级
oldVersion++;
}
if (oldVersion == 2 && !skipV2) {
// 从版本2升级
upgradeToV3(db);
// 升级到V3
reCreateTriggers = true;
// 需要重建触发器
oldVersion++;
}
if (oldVersion == 3) {
// 从版本3升级
upgradeToV4(db);
// 升级到V4
oldVersion++;
}
if (reCreateTriggers) {
// 如果需要重建触发器
reCreateNoteTableTriggers(db);
// 重建笔记表触发器
reCreateDataTableTriggers(db);
// 重建数据表触发器
}
if (oldVersion != newVersion) {
// 版本不匹配
throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails");
// 抛出异常
}
}
private void upgradeToV2(SQLiteDatabase db) {
// 升级到V2方法
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
// 删除笔记表
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
// 删除数据表
createNoteTable(db);
// 创建新笔记表
createDataTable(db);
// 创建新数据表
}
private void upgradeToV3(SQLiteDatabase db) {
// 升级到V3方法
// 删除无用的旧触发器
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Google任务ID列
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ " TEXT NOT NULL DEFAULT ''");
// 添加垃圾箱系统文件夹
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);
}
private void upgradeToV4(SQLiteDatabase db) {
// 升级到V4方法
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0");
// 添加版本号列
}
}

@ -0,0 +1,429 @@
/*
* 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;
// 搜索管理器,用于搜索功能
import android.content.ContentProvider;
// 内容提供者基类
import android.content.ContentUris;
// URI工具类
import android.content.ContentValues;
// 内容值存储类
import android.content.Intent;
// Intent类用于组件间通信
import android.content.UriMatcher;
// URI匹配器
import android.database.Cursor;
// 数据库游标
import android.database.sqlite.SQLiteDatabase;
// SQLite数据库类
import android.net.Uri;
// URI类
import android.text.TextUtils;
// 文本工具类
import android.util.Log;
// 日志类
import net.micode.notes.R;
// 资源类
import net.micode.notes.data.Notes.DataColumns;
// 数据列接口
import net.micode.notes.data.Notes.NoteColumns;
// 笔记列接口
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
// 表名接口
public class NotesProvider extends ContentProvider {
// 笔记内容提供者类继承ContentProvider
private static final UriMatcher mMatcher;
// URI匹配器静态变量
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;
private static final int URI_NOTE_ITEM = 2;
private static final int URI_DATA = 3;
private static final int URI_DATA_ITEM = 4;
private static final int URI_SEARCH = 5;
private static final int URI_SEARCH_SUGGEST = 6;
static {
// 静态初始化块
mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
// 创建URI匹配器
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
// 添加笔记集合URI匹配
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);
// 添加单个笔记URI匹配
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);
// 添加数据集合URI匹配
mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM);
// 添加单个数据URI匹配
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH);
// 添加搜索URI匹配
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST);
// 添加搜索建议URI匹配
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
// 添加带参数的搜索建议URI匹配
}
// 搜索投影列定义
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;
// 搜索查询SQL语句
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
@Override
public boolean onCreate() {
// 创建内容提供者
mHelper = NotesDatabaseHelper.getInstance(getContext());
// 获取数据库帮助类实例
return true;
// 返回成功
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
// 查询方法
Cursor c = null;
// 游标变量
SQLiteDatabase db = mHelper.getReadableDatabase();
// 获取可读数据库
String id = null;
// ID变量
switch (mMatcher.match(uri)) {
// 根据URI匹配结果处理
case URI_NOTE:
// 笔记集合查询
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_NOTE_ITEM:
// 单个笔记查询
id = uri.getPathSegments().get(1);
// 获取笔记ID
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA:
// 数据集合查询
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_DATA_ITEM:
// 单个数据查询
id = uri.getPathSegments().get(1);
// 获取数据ID
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
// 搜索和搜索建议
if (sortOrder != null || projection != null) {
// 检查参数
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null;
// 搜索字符串
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
// 搜索建议
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1);
// 从路径获取搜索词
}
} else {
// 普通搜索
searchString = uri.getQueryParameter("pattern");
// 从查询参数获取搜索词
}
if (TextUtils.isEmpty(searchString)) {
// 检查搜索词是否为空
return null;
}
try {
searchString = String.format("%%%s%%", searchString);
// 格式化搜索词,添加通配符
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString });
// 执行原始查询
} catch (IllegalStateException ex) {
// 捕获异常
Log.e(TAG, "got exception: " + ex.toString());
}
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (c != null) {
// 设置内容变更通知
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c;
// 返回游标
}
@Override
public Uri insert(Uri uri, ContentValues values) {
// 插入方法
SQLiteDatabase db = mHelper.getWritableDatabase();
// 获取可写数据库
long dataId = 0, noteId = 0, insertedId = 0;
// ID变量
switch (mMatcher.match(uri)) {
// 根据URI匹配结果处理
case URI_NOTE:
// 插入笔记
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA:
// 插入数据
if (values.containsKey(DataColumns.NOTE_ID)) {
// 检查是否包含笔记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);
}
// 发送内容变更通知
if (noteId > 0) {
// 通知笔记URI变更
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
if (dataId > 0) {
// 通知数据URI变更
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
return ContentUris.withAppendedId(uri, insertedId);
// 返回插入的URI
}
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
// 删除方法
int count = 0;
// 删除计数
String id = null;
// ID变量
SQLiteDatabase db = mHelper.getWritableDatabase();
// 获取可写数据库
boolean deleteData = false;
// 是否删除数据标志
switch (mMatcher.match(uri)) {
// 根据URI匹配结果处理
case URI_NOTE:
// 删除笔记集合
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
// 防止删除系统文件夹
count = db.delete(TABLE.NOTE, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
// 删除单个笔记
id = uri.getPathSegments().get(1);
// 获取笔记ID
long noteId = Long.valueOf(id);
// 转换为长整型
if (noteId <= 0) {
// 检查是否为系统文件夹
break;
}
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA:
// 删除数据集合
count = db.delete(TABLE.DATA, selection, selectionArgs);
deleteData = true;
// 设置删除数据标志
break;
case URI_DATA_ITEM:
// 删除单个数据
id = uri.getPathSegments().get(1);
// 获取数据ID
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true;
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
// 如果删除了数据
if (deleteData) {
// 如果是删除数据通知笔记URI变更
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
// 通知当前URI变更
}
return count;
// 返回删除计数
}
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
// 更新方法
int count = 0;
// 更新计数
String id = null;
// ID变量
SQLiteDatabase db = mHelper.getWritableDatabase();
// 获取可写数据库
boolean updateData = false;
// 是否更新数据标志
switch (mMatcher.match(uri)) {
// 根据URI匹配结果处理
case URI_NOTE:
// 更新笔记集合
increaseNoteVersion(-1, selection, selectionArgs);
// 增加笔记版本
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
// 更新单个笔记
id = uri.getPathSegments().get(1);
// 获取笔记ID
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
// 增加笔记版本
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
break;
case URI_DATA:
// 更新数据集合
count = db.update(TABLE.DATA, values, selection, selectionArgs);
updateData = true;
// 设置更新数据标志
break;
case URI_DATA_ITEM:
// 更新单个数据
id = uri.getPathSegments().get(1);
// 获取数据ID
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
updateData = true;
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
// 如果更新了数据
if (updateData) {
// 如果是更新数据通知笔记URI变更
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
// 通知当前URI变更
}
return count;
// 返回更新计数
}
private String parseSelection(String selection) {
// 解析选择条件方法
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
// 如果选择条件不为空添加AND和括号
}
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
// 增加笔记版本方法
StringBuilder sql = new StringBuilder(120);
// 创建SQL语句
sql.append("UPDATE ");
sql.append(TABLE.NOTE);
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 ");
// 版本号加1
if (id > 0 || !TextUtils.isEmpty(selection)) {
// 如果有ID或选择条件
sql.append(" WHERE ");
}
if (id > 0) {
// 如果有ID
sql.append(NoteColumns.ID + "=" + String.valueOf(id));
}
if (!TextUtils.isEmpty(selection)) {
// 如果有选择条件
String selectString = id > 0 ? parseSelection(selection) : selection;
// 获取选择字符串
for (String args : selectionArgs) {
// 替换占位符
selectString = selectString.replaceFirst("\\?", args);
}
sql.append(selectString);
}
mHelper.getWritableDatabase().execSQL(sql.toString());
// 执行SQL语句
}
@Override
public String getType(Uri uri) {
// 获取MIME类型方法
// TODO Auto-generated method stub
// 待实现
return null;
}
}

@ -0,0 +1,111 @@
/*
* 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;
public class MetaData extends Task {
// MetaData类继承Task类用于存储元数据
private final static String TAG = MetaData.class.getSimpleName();
// 日志标签,使用类名
private String mRelatedGid = null;
// 关联的Google任务ID
public void setMeta(String gid, JSONObject metaInfo) {
// 设置元数据方法
try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
// 将Google任务ID添加到元信息中
} catch (JSONException e) {
// 捕获JSON异常
Log.e(TAG, "failed to put related gid");
// 记录错误日志
}
setNotes(metaInfo.toString());
// 将JSON对象转为字符串并设置notes字段
setName(GTaskStringUtils.META_NOTE_NAME);
// 设置任务名称为元数据笔记名称
}
public String getRelatedGid() {
// 获取关联的Google任务ID
return mRelatedGid;
// 返回关联的Google任务ID
}
@Override
public boolean isWorthSaving() {
// 检查是否值得保存
return getNotes() != null;
// 如果notes字段不为null则值得保存
}
@Override
public void setContentByRemoteJSON(JSONObject js) {
// 根据远程JSON设置内容
super.setContentByRemoteJSON(js);
// 调用父类方法
if (getNotes() != null) {
// 如果notes字段不为null
try {
JSONObject metaInfo = new JSONObject(getNotes().trim());
// 解析notes字段为JSON对象
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
// 从JSON中获取关联的Google任务ID
} catch (JSONException e) {
// 捕获JSON异常
Log.w(TAG, "failed to get related gid");
// 记录警告日志
mRelatedGid = null;
// 将关联ID设为null
}
}
}
@Override
public void setContentByLocalJSON(JSONObject js) {
// 根据本地JSON设置内容
// this function should not be called
// 此方法不应被调用
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
// 抛出非法访问错误
}
@Override
public JSONObject getLocalJSONFromContent() {
// 从内容获取本地JSON
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
// 抛出非法访问错误
}
@Override
public int getSyncAction(Cursor c) {
// 获取同步操作类型
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
// 抛出非法访问错误
}
}

@ -0,0 +1,139 @@
/*
* 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;
public abstract class Node {
// 抽象节点类,定义同步相关功能
// 同步操作常量定义
public static final int SYNC_ACTION_NONE = 0;
// 无同步操作
public static final int SYNC_ACTION_ADD_REMOTE = 1;
// 添加到远程
public static final int SYNC_ACTION_ADD_LOCAL = 2;
// 添加到本地
public static final int SYNC_ACTION_DEL_REMOTE = 3;
// 从远程删除
public static final int SYNC_ACTION_DEL_LOCAL = 4;
// 从本地删除
public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
// 更新到远程
public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
// 更新到本地
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
// 成员变量
private String mGid;
// Google任务ID
private String mName;
// 节点名称
private long mLastModified;
// 最后修改时间
private boolean mDeleted;
// 删除标志
public Node() {
// 构造方法
mGid = null;
// 初始化GID为null
mName = "";
// 初始化名称为空字符串
mLastModified = 0;
// 初始化最后修改时间为0
mDeleted = false;
// 初始化删除标志为false
}
// 抽象方法定义
public abstract JSONObject getCreateAction(int actionId);
// 获取创建操作的JSON对象
public abstract JSONObject getUpdateAction(int actionId);
// 获取更新操作的JSON对象
public abstract void setContentByRemoteJSON(JSONObject js);
// 根据远程JSON设置内容
public abstract void setContentByLocalJSON(JSONObject js);
// 根据本地JSON设置内容
public abstract JSONObject getLocalJSONFromContent();
// 从内容获取本地JSON对象
public abstract int getSyncAction(Cursor c);
// 获取同步操作类型
// Getter和Setter方法
public void setGid(String gid) {
// 设置Google任务ID
this.mGid = gid;
}
public void setName(String name) {
// 设置节点名称
this.mName = name;
}
public void setLastModified(long lastModified) {
// 设置最后修改时间
this.mLastModified = lastModified;
}
public void setDeleted(boolean deleted) {
// 设置删除标志
this.mDeleted = deleted;
}
public String getGid() {
// 获取Google任务ID
return this.mGid;
}
public String getName() {
// 获取节点名称
return this.mName;
}
public long getLastModified() {
// 获取最后修改时间
return this.mLastModified;
}
public boolean getDeleted() {
// 获取删除标志
return this.mDeleted;
}
}

@ -0,0 +1,285 @@
/*
* 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;
```java
public class SqlData {
// SQL数据类用于处理数据库中的data表数据
private static final String TAG = SqlData.class.getSimpleName();
// 日志标签,使用类名
private static final int INVALID_ID = -99999;
// 无效ID常量
// 数据表投影列数组
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
// 投影列索引常量
public static final int DATA_ID_COLUMN = 0;
// ID列索引
public static final int DATA_MIME_TYPE_COLUMN = 1;
// MIME类型列索引
public static final int DATA_CONTENT_COLUMN = 2;
// 内容列索引
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
// DATA1列索引
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
// DATA3列索引
// 成员变量
private ContentResolver mContentResolver;
// 内容解析器
private boolean mIsCreate;
// 是否为创建模式标志
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
private String mDataContentData3;
// 数据DATA3字段
private ContentValues mDiffDataValues;
// 差异数据值
public SqlData(Context context) {
// 创建模式构造方法
mContentResolver = context.getContentResolver();
// 获取内容解析器
mIsCreate = true;
// 设置为创建模式
mDataId = INVALID_ID;
// 初始化数据ID为无效值
mDataMimeType = DataConstants.NOTE;
// 初始化MIME类型为普通笔记
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();
// 创建差异数据值对象
}
public SqlData(Context context, Cursor c) {
// 查询模式构造方法
mContentResolver = context.getContentResolver();
// 获取内容解析器
mIsCreate = false;
// 设置为更新模式
loadFromCursor(c);
// 从游标加载数据
mDiffDataValues = new ContentValues();
// 创建差异数据值对象
}
private void loadFromCursor(Cursor c) {
// 从游标加载数据方法
mDataId = c.getLong(DATA_ID_COLUMN);
// 获取数据ID
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
// 获取MIME类型
mDataContent = c.getString(DATA_CONTENT_COLUMN);
// 获取内容
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
// 获取DATA1字段值
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
// 获取DATA3字段值
}
public void setContent(JSONObject js) throws JSONException {
// 根据JSON设置内容
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
// 从JSON获取ID如果没有则为无效值
if (mIsCreate || mDataId != dataId) {
// 如果是创建模式或ID不同
mDiffDataValues.put(DataColumns.ID, dataId);
// 记录ID差异
}
mDataId = dataId;
// 更新数据ID
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE;
// 获取MIME类型默认为普通笔记
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
// 如果是创建模式或MIME类型不同
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
// 记录MIME类型差异
}
mDataMimeType = dataMimeType;
// 更新MIME类型
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
// 获取内容,默认为空
if (mIsCreate || !mDataContent.equals(dataContent)) {
// 如果是创建模式或内容不同
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
// 记录内容差异
}
mDataContent = dataContent;
// 更新内容
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
// 获取DATA1默认为0
if (mIsCreate || mDataContentData1 != dataContentData1) {
// 如果是创建模式或DATA1不同
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
// 记录DATA1差异
}
mDataContentData1 = dataContentData1;
// 更新DATA1
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
// 获取DATA3默认为空
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
// 如果是创建模式或DATA3不同
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
// 记录DATA3差异
}
mDataContentData3 = dataContentData3;
// 更新DATA3
}
public JSONObject getContent() throws JSONException {
// 获取JSON格式内容
if (mIsCreate) {
// 如果是创建模式
Log.e(TAG, "it seems that we haven't created this in database yet");
// 记录错误日志
return null;
// 返回null
}
JSONObject js = new JSONObject();
// 创建JSON对象
js.put(DataColumns.ID, mDataId);
// 添加ID字段
js.put(DataColumns.MIME_TYPE, mDataMimeType);
// 添加MIME类型字段
js.put(DataColumns.CONTENT, mDataContent);
// 添加内容字段
js.put(DataColumns.DATA1, mDataContentData1);
// 添加DATA1字段
js.put(DataColumns.DATA3, mDataContentData3);
// 添加DATA3字段
return js;
// 返回JSON对象
}
public void commit(long noteId, boolean validateVersion, long version) {
// 提交数据到数据库
if (mIsCreate) {
// 如果是创建模式
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
// 如果ID是无效值但差异值中包含ID
mDiffDataValues.remove(DataColumns.ID);
// 移除ID字段
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
// 添加笔记ID到差异值
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
// 插入数据并获取URI
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1));
// 从URI获取新创建的数据ID
} catch (NumberFormatException e) {
// 捕获数字格式异常
Log.e(TAG, "Get note id error :" + e.toString());
// 记录错误日志
throw new ActionFailureException("create note failed");
// 抛出创建失败异常
}
} else {
// 如果是更新模式
if (mDiffDataValues.size() > 0) {
// 如果有差异值
int result = 0;
// 更新结果
if (!validateVersion) {
// 如果不验证版本
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
// 更新数据
} else {
// 如果验证版本
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)
});
// 带版本验证的更新
}
if (result == 0) {
// 如果没有更新行
Log.w(TAG, "there is no update. maybe user updates note when syncing");
// 记录警告日志
}
}
}
mDiffDataValues.clear();
// 清空差异值
mIsCreate = false;
// 设置为非创建模式
}
public long getId() {
// 获取数据ID
return mDataId;
// 返回数据ID
}
}
```

@ -0,0 +1,580 @@
/*
* 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;
```java
public class SqlNote {
// SQL笔记类用于处理数据库中的note表数据
private static final String TAG = SqlNote.class.getSimpleName();
// 日志标签
private static final int INVALID_ID = -99999;
// 无效ID常量
// 笔记表投影列数组
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
};
// 投影列索引常量
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;
// 本地修改标志列索引
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任务ID列索引
public static final int VERSION_COLUMN = 16;
// 版本号列索引
// 成员变量
private Context mContext;
// 上下文对象
private ContentResolver mContentResolver;
// 内容解析器
private boolean mIsCreate;
// 是否为创建模式
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
private long mModifiedDate;
// 修改日期
private long mParentId;
// 父文件夹ID
private String mSnippet;
// 摘要内容
private int mType;
// 笔记类型
private int mWidgetId;
// 小部件ID
private int mWidgetType;
// 小部件类型
private long mOriginParent;
// 原始父ID
private long mVersion;
// 版本号
private ContentValues mDiffNoteValues;
// 差异数据值
private ArrayList<SqlData> mDataList;
// 关联的数据列表
public SqlNote(Context context) {
// 创建模式构造方法
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = true;
mId = INVALID_ID;
mAlertDate = 0;
mBgColorId = ResourceParser.getDefaultBgId(context);
// 默认背景色
mCreatedDate = System.currentTimeMillis();
// 当前时间
mHasAttachment = 0;
mModifiedDate = System.currentTimeMillis();
mParentId = 0;
mSnippet = "";
mType = Notes.TYPE_NOTE;
mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
// 无效小部件ID
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
mOriginParent = 0;
mVersion = 0;
mDiffNoteValues = new ContentValues();
mDataList = new ArrayList<SqlData>();
}
public SqlNote(Context context, Cursor c) {
// 从游标构造方法
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
// 从游标加载
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
// 如果是笔记类型,加载数据内容
mDiffNoteValues = new ContentValues();
}
public SqlNote(Context context, long id) {
// 从ID构造方法
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(id);
// 根据ID加载
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
}
private void loadFromCursor(long id) {
// 根据ID从数据库加载
Cursor c = null;
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] {
String.valueOf(id)
}, null);
if (c != null) {
c.moveToNext();
loadFromCursor(c);
} else {
Log.w(TAG, "loadFromCursor: cursor = null");
}
} finally {
if (c != null)
c.close();
}
}
private void loadFromCursor(Cursor c) {
// 从游标加载数据
mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN);
mCreatedDate = c.getLong(CREATED_DATE_COLUMN);
mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN);
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN);
mParentId = c.getLong(PARENT_ID_COLUMN);
mSnippet = c.getString(SNIPPET_COLUMN);
mType = c.getInt(TYPE_COLUMN);
mWidgetId = c.getInt(WIDGET_ID_COLUMN);
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN);
mVersion = c.getLong(VERSION_COLUMN);
}
private void loadDataContent() {
// 加载关联的数据内容
Cursor c = null;
mDataList.clear();
try {
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");
return;
}
while (c.moveToNext()) {
SqlData data = new SqlData(mContext, c);
mDataList.add(data);
}
} else {
Log.w(TAG, "loadDataContent: cursor = null");
}
} finally {
if (c != null)
c.close();
}
}
public boolean setContent(JSONObject js) {
// 根据JSON设置内容
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
Log.w(TAG, "cannot set system folder");
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// 文件夹类型只能更新摘要和类型
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
mType = type;
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) {
// 笔记类型需要处理所有字段
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
if (mIsCreate || mId != id) {
mDiffNoteValues.put(NoteColumns.ID, id);
}
mId = id;
// 依次设置各个字段...
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
.getLong(NoteColumns.ALERTED_DATE) : 0;
if (mIsCreate || mAlertDate != alertDate) {
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate);
}
mAlertDate = alertDate;
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext);
if (mIsCreate || mBgColorId != bgColorId) {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
}
mBgColorId = bgColorId;
long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
if (mIsCreate || mCreatedDate != createDate) {
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate);
}
mCreatedDate = createDate;
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note
.getInt(NoteColumns.HAS_ATTACHMENT) : 0;
if (mIsCreate || mHasAttachment != hasAttachment) {
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment);
}
mHasAttachment = hasAttachment;
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis();
if (mIsCreate || mModifiedDate != modifiedDate) {
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate);
}
mModifiedDate = modifiedDate;
long parentId = note.has(NoteColumns.PARENT_ID) ? note
.getLong(NoteColumns.PARENT_ID) : 0;
if (mIsCreate || mParentId != parentId) {
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
}
mParentId = parentId;
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
mType = type;
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID)
: AppWidgetManager.INVALID_APPWIDGET_ID;
if (mIsCreate || mWidgetId != widgetId) {
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId);
}
mWidgetId = widgetId;
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE;
if (mIsCreate || mWidgetType != widgetType) {
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType);
}
mWidgetType = widgetType;
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0;
if (mIsCreate || mOriginParent != originParent) {
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent);
}
mOriginParent = originParent;
// 处理关联的数据
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
SqlData sqlData = null;
if (data.has(DataColumns.ID)) {
long dataId = data.getLong(DataColumns.ID);
for (SqlData temp : mDataList) {
if (dataId == temp.getId()) {
sqlData = temp;
}
}
}
if (sqlData == null) {
sqlData = new SqlData(mContext);
mDataList.add(sqlData);
}
sqlData.setContent(data);
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
}
return true;
}
public JSONObject getContent() {
// 获取JSON格式内容
try {
JSONObject js = new JSONObject();
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
}
JSONObject note = new JSONObject();
if (mType == Notes.TYPE_NOTE) {
// 笔记类型包含所有字段
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.ALERTED_DATE, mAlertDate);
note.put(NoteColumns.BG_COLOR_ID, mBgColorId);
note.put(NoteColumns.CREATED_DATE, mCreatedDate);
note.put(NoteColumns.HAS_ATTACHMENT, mHasAttachment);
note.put(NoteColumns.MODIFIED_DATE, mModifiedDate);
note.put(NoteColumns.PARENT_ID, mParentId);
note.put(NoteColumns.SNIPPET, mSnippet);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.WIDGET_ID, mWidgetId);
note.put(NoteColumns.WIDGET_TYPE, mWidgetType);
note.put(NoteColumns.ORIGIN_PARENT_ID, mOriginParent);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
// 添加关联数据
JSONArray dataArray = new JSONArray();
for (SqlData sqlData : mDataList) {
JSONObject data = sqlData.getContent();
if (data != null) {
dataArray.put(data);
}
}
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
// 文件夹类型只包含基本字段
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.SNIPPET, mSnippet);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
}
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return null;
}
public void setParentId(long id) {
// 设置父ID
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
}
public void setGtaskId(String gid) {
// 设置Google任务ID
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
}
public void setSyncId(long syncId) {
// 设置同步ID
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
}
public void resetLocalModified() {
// 重置本地修改标志
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
}
public long getId() {
// 获取笔记ID
return mId;
}
public long getParentId() {
// 获取父ID
return mParentId;
}
public String getSnippet() {
// 获取摘要
return mSnippet;
}
public boolean isNoteType() {
// 判断是否为笔记类型
return mType == Notes.TYPE_NOTE;
}
public void commit(boolean validateVersion) {
// 提交到数据库
if (mIsCreate) {
// 创建模式
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
mDiffNoteValues.remove(NoteColumns.ID);
}
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
try {
mId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
}
if (mId == 0) {
throw new IllegalStateException("Create thread id failed");
}
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, false, -1);
}
}
} else {
// 更新模式
if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {
Log.e(TAG, "No such note");
throw new IllegalStateException("Try to update note with invalid id");
}
if (mDiffNoteValues.size() > 0) {
mVersion ++;
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId)
});
} else {
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");
}
}
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, validateVersion, mVersion);
}
}
}
// 重新加载数据
loadFromCursor(mId);
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues.clear();
mIsCreate = false;
}
}
```

@ -0,0 +1,386 @@
/*
* 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;
```java
public class Task extends Node {
// Task类继承Node表示Google任务中的任务项
private static final String TAG = Task.class.getSimpleName();
// 日志标签
// 成员变量
private boolean mCompleted;
// 是否已完成
private String mNotes;
// 任务备注
private JSONObject mMetaInfo;
// 元数据信息
private Task mPriorSibling;
// 前一个兄弟任务
private TaskList mParent;
// 父任务列表
public Task() {
// 构造方法
super();
// 调用父类构造方法
mCompleted = false;
// 初始化为未完成
mNotes = null;
// 备注为空
mPriorSibling = null;
// 前兄弟任务为空
mParent = null;
// 父任务列表为空
mMetaInfo = null;
// 元信息为空
}
public JSONObject getCreateAction(int actionId) {
// 获取创建操作的JSON
JSONObject js = new JSONObject();
try {
// action_type - 操作类型
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id - 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index - 在父列表中的索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
// entity_delta - 实体数据
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);
// parent_id - 父ID
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
// dest_parent_type - 目标父类型
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// list_id - 列表ID
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
// prior_sibling_id - 前兄弟任务ID
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;
// 返回创建操作JSON
}
public JSONObject getUpdateAction(int actionId) {
// 获取更新操作的JSON
JSONObject js = new JSONObject();
try {
// action_type - 操作类型为更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id - 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id - 任务ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta - 实体变更数据
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()); // 删除标志
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;
// 返回更新操作JSON
}
public void setContentByRemoteJSON(JSONObject js) {
// 根据远程JSON设置内容
if (js != null) {
try {
// id - 任务ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified - 最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name - 任务名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
// notes - 任务备注
if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
}
// deleted - 删除标志
if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
}
// completed - 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");
}
}
}
public void setContentByLocalJSON(JSONObject js) {
// 根据本地JSON设置内容
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
}
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
Log.e(TAG, "invalid type");
return;
}
// 从数据中查找笔记内容作为任务名称
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));
break;
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
public JSONObject getLocalJSONFromContent() {
// 从内容获取本地JSON
String name = getName();
try {
if (mMetaInfo == null) {
// 来自web的新创建任务
if (name == null) {
Log.w(TAG, "the note seems to be an empty one");
return null;
}
JSONObject js = new JSONObject();
JSONObject note = new JSONObject();
JSONArray dataArray = new JSONArray();
JSONObject data = new JSONObject();
data.put(DataColumns.CONTENT, name); // 将任务名称作为内容
dataArray.put(data);
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 数据部分
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 类型为笔记
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 笔记部分
return js;
} else {
// 已同步的任务
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
// 更新笔记内容
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;
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
}
}
public void setMetaInfo(MetaData metaData) {
// 设置元数据信息
if (metaData != null && metaData.getNotes() != null) {
try {
mMetaInfo = new JSONObject(metaData.getNotes());
// 解析元数据的notes字段为JSON
} catch (JSONException e) {
Log.w(TAG, e.toString());
mMetaInfo = null;
}
}
}
public int getSyncAction(Cursor c) {
// 获取同步操作类型
try {
JSONObject noteInfo = null;
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;
}
if (!noteInfo.has(NoteColumns.ID)) {
Log.w(TAG, "remote note id seems to be deleted");
return SYNC_ACTION_UPDATE_LOCAL;
}
// 验证笔记ID
if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
Log.w(TAG, "note id doesn't match");
return SYNC_ACTION_UPDATE_LOCAL;
}
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// 本地没有更新
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// 双方都没有更新
return SYNC_ACTION_NONE;
} else {
// 将远程更新应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// 验证Google任务ID
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()) {
// 只有本地有修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// 冲突:双方都有修改
return SYNC_ACTION_UPDATE_CONFLICT;
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
}
public boolean isWorthSaving() {
// 检查是否值得保存
return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
|| (getNotes() != null && getNotes().trim().length() > 0);
// 有元信息、或名称非空、或备注非空
}
// Setter方法
public void setCompleted(boolean completed) {
this.mCompleted = completed;
}
public void setNotes(String notes) {
this.mNotes = notes;
}
public void setPriorSibling(Task priorSibling) {
this.mPriorSibling = priorSibling;
}
public void setParent(TaskList parent) {
this.mParent = parent;
}
// Getter方法
public boolean getCompleted() {
return this.mCompleted;
}
public String getNotes() {
return this.mNotes;
}
public Task getPriorSibling() {
return this.mPriorSibling;
}
public TaskList getParent() {
return this.mParent;
}
}
```

@ -0,0 +1,376 @@
/*
* 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;
public class TaskList extends Node {
// TaskList类继承Node表示Google任务中的任务列表
private static final String TAG = TaskList.class.getSimpleName();
// 日志标签
// 成员变量
private int mIndex;
// 列表索引
private ArrayList<Task> mChildren;
// 子任务列表
public TaskList() {
// 构造方法
super();
// 调用父类构造方法
mChildren = new ArrayList<Task>();
// 初始化子任务列表
mIndex = 1;
// 默认索引为1
}
public JSONObject getCreateAction(int actionId) {
// 获取创建操作的JSON
JSONObject js = new JSONObject();
try {
// action_type - 操作类型为创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id - 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index - 列表索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
// entity_delta - 实体数据
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); // 实体类型为分组
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;
// 返回创建操作JSON
}
public JSONObject getUpdateAction(int actionId) {
// 获取更新操作的JSON
JSONObject js = new JSONObject();
try {
// action_type - 操作类型为更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id - 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id - 列表ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta - 实体变更数据
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除标志
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;
// 返回更新操作JSON
}
public void setContentByRemoteJSON(JSONObject js) {
// 根据远程JSON设置内容
if (js != null) {
try {
// id - 列表ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified - 最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name - 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");
}
}
}
public void setContentByLocalJSON(JSONObject js) {
// 根据本地JSON设置内容
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);
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// 普通文件夹类型
String name = folder.getString(NoteColumns.SNIPPET);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); // 添加MIUI前缀
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
// 系统文件夹类型
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); // 通话记录文件夹
else
Log.e(TAG, "invalid system folder");
} else {
Log.e(TAG, "error type");
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
public JSONObject getLocalJSONFromContent() {
// 从内容获取本地JSON
try {
JSONObject js = new JSONObject();
JSONObject folder = new JSONObject();
String folderName = getName();
// 移除MIUI前缀
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
folderName.length());
folder.put(NoteColumns.SNIPPET, folderName); // 文件夹名称
// 判断文件夹类型
if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 系统文件夹
else
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 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;
}
}
public int getSyncAction(Cursor c) {
// 获取同步操作类型
try {
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// 本地没有更新
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// 双方都没有更新
return SYNC_ACTION_NONE;
} else {
// 将远程更新应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// 验证Google任务ID
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()) {
// 只有本地有修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// 对于文件夹冲突,直接应用本地修改
return SYNC_ACTION_UPDATE_REMOTE;
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
}
public int getChildTaskCount() {
// 获取子任务数量
return mChildren.size();
}
public boolean addChildTask(Task task) {
// 添加子任务到末尾
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;
}
public boolean addChildTask(Task task, int index) {
// 在指定位置添加子任务
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
Task preTask = null;
Task afterTask = null;
if (index != 0)
preTask = mChildren.get(index - 1); // 前一个任务
if (index != mChildren.size() - 1)
afterTask = mChildren.get(index + 1); // 后一个任务
task.setPriorSibling(preTask); // 设置前兄弟任务
if (afterTask != null)
afterTask.setPriorSibling(task); // 更新后一个任务的前兄弟
}
return true;
}
public boolean removeChildTask(Task task) {
// 移除子任务
boolean ret = false;
int index = mChildren.indexOf(task);
if (index != -1) {
ret = mChildren.remove(task);
if (ret) {
// 重置前兄弟任务和父列表
task.setPriorSibling(null);
task.setParent(null);
// 更新任务列表
if (index != mChildren.size()) {
mChildren.get(index).setPriorSibling(
index == 0 ? null : mChildren.get(index - 1));
}
}
}
return ret;
}
public boolean moveChildTask(Task task, int index) {
// 移动子任务到新位置
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; // 位置相同,无需移动
return (removeChildTask(task) && addChildTask(task, index));
}
public Task findChildTaskByGid(String gid) {
// 根据GID查找子任务
for (int i = 0; i < mChildren.size(); i++) {
Task t = mChildren.get(i);
if (t.getGid().equals(gid)) {
return t;
}
}
return null;
}
public int getChildTaskIndex(Task task) {
// 获取子任务索引
return mChildren.indexOf(task);
}
public Task getChildTaskByIndex(int index) {
// 根据索引获取子任务
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: invalid index");
return null;
}
return mChildren.get(index);
}
public Task getChilTaskByGid(String gid) {
// 根据GID获取子任务方法名拼写错误
for (Task task : mChildren) {
if (task.getGid().equals(gid))
return task;
}
return null;
}
public ArrayList<Task> getChildTaskList() {
// 获取子任务列表
return this.mChildren;
}
public void setIndex(int index) {
// 设置列表索引
this.mIndex = index;
}
public int getIndex() {
// 获取列表索引
return this.mIndex;
}
}

@ -0,0 +1,33 @@
/*
* 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;
public class ActionFailureException extends RuntimeException {
private static final long serialVersionUID = 4425249765923293627L;
public ActionFailureException() {
super();
}
public ActionFailureException(String paramString) {
super(paramString);
}
public ActionFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
}
}

@ -14,17 +14,20 @@
* limitations under the License.
*/
package net.micode.notes.ui;
package net.micode.notes.gtask.exception;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
public class NetworkFailureException extends Exception {
private static final long serialVersionUID = 2107610287180234136L;
public class AlarmReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
intent.setClass(context, AlarmAlertActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(intent);
public NetworkFailureException() {
super();
}
public NetworkFailureException(String paramString) {
super(paramString);
}
public NetworkFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
}
}

@ -0,0 +1,210 @@
/*
* 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;
// 包名Google任务同步相关的远程操作
import android.app.Notification;
// 导入通知类
import android.app.NotificationManager;
// 导入通知管理器
import android.app.PendingIntent;
// 导入延迟意图
import android.content.Context;
// 导入上下文
import android.content.Intent;
// 导入意图
import android.os.AsyncTask;
// 导入异步任务
import net.micode.notes.R;
// 导入资源类
import net.micode.notes.ui.NotesListActivity;
// 导入笔记列表活动
import net.micode.notes.ui.NotesPreferenceActivity;
// 导入设置活动
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
// Google任务异步任务类继承AsyncTask
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
// 同步通知ID常量
public interface OnCompleteListener {
// 完成监听器接口
void onComplete();
// 完成回调方法
}
// 成员变量
private Context mContext;
// 上下文
private NotificationManager mNotifiManager;
// 通知管理器
private GTaskManager mTaskManager;
// 任务管理器
private OnCompleteListener mOnCompleteListener;
// 完成监听器
public GTaskASyncTask(Context context, OnCompleteListener listener) {
// 构造方法
mContext = context;
// 保存上下文
mOnCompleteListener = listener;
// 保存完成监听器
mNotifiManager = (NotificationManager) mContext
.getSystemService(Context.NOTIFICATION_SERVICE);
// 获取通知管理器服务
mTaskManager = GTaskManager.getInstance();
// 获取任务管理器单例
}
public void cancelSync() {
// 取消同步方法
mTaskManager.cancelSync();
// 调用任务管理器取消同步
}
public void publishProgess(String message) {
// 发布进度方法(方法名拼写错误)
publishProgress(new String[] {
message
});
// 调用父类的进度更新方法
}
// 注释掉的旧版本显示通知方法
// private void showNotification(int tickerId, String content) {
// Notification notification = new Notification(R.drawable.notification, mContext
// .getString(tickerId), System.currentTimeMillis());
// notification.defaults = Notification.DEFAULT_LIGHTS;
// notification.flags = Notification.FLAG_AUTO_CANCEL;
// PendingIntent pendingIntent;
// if (tickerId != R.string.ticker_success) {
// pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
// NotesPreferenceActivity.class), 0);
//
// } else {
// pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
// NotesListActivity.class), 0);
// }
// notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
// pendingIntent);
// mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
// }
private void showNotification(int tickerId, String content) {
// 新版本显示通知方法
PendingIntent pendingIntent;
// 延迟意图变量
if (tickerId != R.string.ticker_success) {
// 如果不是成功提示
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE);
// 跳转到设置页面的意图
} else {
// 如果是成功提示
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE);
// 跳转到笔记列表页面的意图
}
// 使用Notification.Builder构建通知
Notification.Builder builder = new Notification.Builder(mContext)
.setAutoCancel(true) // 点击后自动取消
.setContentTitle(mContext.getString(R.string.app_name)) // 标题为应用名
.setContentText(content) // 内容文本
.setContentIntent(pendingIntent) // 点击意图
.setWhen(System.currentTimeMillis()) // 通知时间
.setOngoing(true); // 设置为持续通知
Notification notification=builder.getNotification();
// 获取通知对象
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
// 显示通知
}
@Override
protected Integer doInBackground(Void... unused) {
// 后台执行方法
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext)));
// 发布登录进度
return mTaskManager.sync(mContext, this);
// 执行同步操作
}
@Override
protected void onProgressUpdate(String... progress) {
// 进度更新回调
showNotification(R.string.ticker_syncing, progress[0]);
// 显示同步进行中的通知
if (mContext instanceof GTaskSyncService) {
// 如果上下文是GTaskSyncService
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
// 发送进度广播
}
}
@Override
protected void onPostExecute(Integer result) {
// 执行完成回调
if (result == GTaskManager.STATE_SUCCESS) {
// 同步成功
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
// 显示成功通知
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
// 保存最后同步时间
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
// 网络错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
// 显示网络错误通知
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
// 内部错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
// 显示内部错误通知
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
// 同步取消
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled));
// 显示取消通知
}
// 执行完成回调
if (mOnCompleteListener != null) {
// 如果有完成监听器
new Thread(new Runnable() {
// 在新线程中执行
public void run() {
mOnCompleteListener.onComplete();
// 调用完成回调
}
}).start();
}
}
}

@ -0,0 +1,752 @@
/*
* 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;
public class GTaskClient {
// Google任务客户端类负责与Google Tasks API通信
private static final String TAG = GTaskClient.class.getSimpleName();
// 日志标签
private static final String GTASK_URL = "https://mail.google.com/tasks/";
// Google Tasks基础URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
// GET请求URL
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
// POST请求URL
private static GTaskClient mInstance = null;
// 单例实例
private DefaultHttpClient mHttpClient;
// HTTP客户端
private String mGetUrl;
// 当前GET请求URL
private String mPostUrl;
// 当前POST请求URL
private long mClientVersion;
// 客户端版本号
private boolean mLoggedin;
// 登录状态
private long mLastLoginTime;
// 最后登录时间
private int mActionId;
// 操作ID计数器
private Account mAccount;
// Google账户
private JSONArray mUpdateArray;
// 待提交的更新操作数组
private GTaskClient() {
// 私有构造方法
mHttpClient = null;
// HTTP客户端初始化为空
mGetUrl = GTASK_GET_URL;
// 初始化GET URL
mPostUrl = GTASK_POST_URL;
// 初始化POST URL
mClientVersion = -1;
// 客户端版本初始化为-1
mLoggedin = false;
// 登录状态初始化为false
mLastLoginTime = 0;
// 最后登录时间初始化为0
mActionId = 1;
// 操作ID从1开始
mAccount = null;
// 账户初始化为空
mUpdateArray = null;
// 更新数组初始化为空
}
public static synchronized GTaskClient getInstance() {
// 获取单例实例
if (mInstance == null) {
mInstance = new GTaskClient();
// 创建新实例
}
return mInstance;
// 返回实例
}
public boolean login(Activity activity) {
// 登录方法
// 假设cookie在5分钟后过期需要重新登录
final long interval = 1000 * 60 * 5;
// 5分钟间隔
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
// 如果超过5分钟标记为未登录
}
// 账户切换后需要重新登录
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
// 如果账户名不匹配,标记为未登录
}
if (mLoggedin) {
Log.d(TAG, "already logged in");
return true;
// 如果已登录直接返回true
}
mLastLoginTime = System.currentTimeMillis();
// 更新最后登录时间
String authToken = loginGoogleAccount(activity, false);
// 获取Google账户授权令牌
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
// 获取令牌失败
}
// 如果需要,使用自定义域登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
// 如果不是gmail或googlemail账户
StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
// 构建自定义域URL
int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index);
// 提取域名后缀
url.append(suffix + "/");
mGetUrl = url.toString() + "ig";
// 设置GET URL
mPostUrl = url.toString() + "r/ig";
// 设置POST URL
if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true;
// 尝试使用自定义域登录
}
}
// 尝试使用Google官方URL登录
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
// 重置为官方GET URL
mPostUrl = GTASK_POST_URL;
// 重置为官方POST URL
if (!tryToLoginGtask(activity, authToken)) {
return false;
// 登录失败
}
}
mLoggedin = true;
// 标记为已登录
return true;
}
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
// 登录Google账户
String authToken;
// 授权令牌
AccountManager accountManager = AccountManager.get(activity);
// 获取账户管理器
Account[] accounts = accountManager.getAccountsByType("com.google");
// 获取所有Google账户
if (accounts.length == 0) {
Log.e(TAG, "there is no available google account");
return null;
// 没有可用Google账户
}
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
// 获取同步账户名
Account account = null;
for (Account a : accounts) {
if (a.name.equals(accountName)) {
account = a;
break;
// 查找匹配的账户
}
}
if (account != null) {
mAccount = account;
// 保存账户
} else {
Log.e(TAG, "unable to get an account with the same name in the settings");
return null;
// 没有找到匹配账户
}
// 获取授权令牌
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
// 请求授权令牌
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
// 获取结果
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
// 提取令牌
if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken);
// 使令牌失效
loginGoogleAccount(activity, false);
// 重新登录
}
} catch (Exception e) {
Log.e(TAG, "get auth token failed");
authToken = null;
// 获取令牌失败
}
return authToken;
// 返回令牌
}
private boolean tryToLoginGtask(Activity activity, String authToken) {
// 尝试登录Google Tasks
if (!loginGtask(authToken)) {
// 如果登录失败,可能是令牌过期,使令牌失效并重试
authToken = loginGoogleAccount(activity, true);
// 重新获取令牌
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
if (!loginGtask(authToken)) {
Log.e(TAG, "login gtask failed");
return false;
// 再次尝试登录
}
}
return true;
}
private boolean loginGtask(String authToken) {
// 登录Google Tasks
int timeoutConnection = 10000;
// 连接超时10秒
int timeoutSocket = 15000;
// Socket超时15秒
HttpParams httpParameters = new BasicHttpParams();
// HTTP参数
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
// 设置连接超时
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
// 设置Socket超时
mHttpClient = new DefaultHttpClient(httpParameters);
// 创建HTTP客户端
BasicCookieStore localBasicCookieStore = new BasicCookieStore();
// Cookie存储
mHttpClient.setCookieStore(localBasicCookieStore);
// 设置Cookie存储
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// 禁用Expect: 100-continue
// 登录Google Tasks
try {
String loginUrl = mGetUrl + "?auth=" + authToken;
// 构建登录URL
HttpGet httpGet = new HttpGet(loginUrl);
// 创建GET请求
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// 执行请求
// 获取Cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
// 获取所有Cookie
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) {
hasAuthCookie = true;
// 检查是否有GTL认证Cookie
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie");
// 没有认证Cookie
}
// 获取客户端版本
String resString = getResponseContent(response.getEntity());
// 获取响应内容
String jsBegin = "_setup(";
// JavaScript开始标记
String jsEnd = ")}</script>";
// JavaScript结束标记
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);
// 提取JavaScript内容
}
JSONObject js = new JSONObject(jsString);
// 解析为JSON对象
mClientVersion = js.getLong("v");
// 获取客户端版本
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (Exception e) {
// 捕获所有异常
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
}
private int getActionId() {
// 获取操作ID
return mActionId++;
// 返回当前ID并自增
}
private HttpPost createHttpPost() {
// 创建HTTP POST请求
HttpPost httpPost = new HttpPost(mPostUrl);
// 创建POST请求
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
// 设置Content-Type
httpPost.setHeader("AT", "1");
// 设置AT头部
return httpPost;
}
private String getResponseContent(HttpEntity entity) throws IOException {
// 获取响应内容
String contentEncoding = null;
// 内容编码
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue();
Log.d(TAG, "encoding: " + contentEncoding);
// 获取编码方式
}
InputStream input = entity.getContent();
// 获取输入流
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent());
// GZIP解压
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true);
// Inflater解压器
input = new InflaterInputStream(entity.getContent(), inflater);
// Deflate解压
}
try {
InputStreamReader isr = new InputStreamReader(input);
// 输入流读取器
BufferedReader br = new BufferedReader(isr);
// 缓冲读取器
StringBuilder sb = new StringBuilder();
while (true) {
String buff = br.readLine();
// 读取一行
if (buff == null) {
return sb.toString();
// 读取完毕
}
sb = sb.append(buff);
// 添加到字符串构建器
}
} finally {
input.close();
// 关闭输入流
}
}
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
// 发送POST请求
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
// 未登录异常
}
HttpPost httpPost = createHttpPost();
// 创建POST请求
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
// 创建参数列表
list.add(new BasicNameValuePair("r", js.toString()));
// 添加JSON参数
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
// 创建表单实体
httpPost.setEntity(entity);
// 设置请求实体
// 执行POST请求
HttpResponse response = mHttpClient.execute(httpPost);
// 执行请求
String jsString = getResponseContent(response.getEntity());
// 获取响应内容
return new JSONObject(jsString);
// 解析为JSON对象
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
// 网络失败异常
} 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");
// 操作失败异常
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request");
}
}
public void createTask(Task task) throws NetworkFailureException {
// 创建任务
commitUpdate();
// 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
// 创建POST JSON
JSONArray actionList = new JSONArray();
// 操作列表
// action_list - 操作列表
actionList.put(task.getCreateAction(getActionId()));
// 添加创建任务操作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version - 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// post - 发送请求
JSONObject jsResponse = postRequest(jsPost);
// 发送请求
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
// 获取结果
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
// 设置任务ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create task: handing jsonobject failed");
}
}
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
// 创建任务列表
commitUpdate();
// 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// action_list
actionList.put(tasklist.getCreateAction(getActionId()));
// 添加创建任务列表操作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// post
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
// 设置任务列表ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create tasklist: handing jsonobject failed");
}
}
public void commitUpdate() throws NetworkFailureException {
// 提交更新
if (mUpdateArray != null) {
// 如果有待提交的更新
try {
JSONObject jsPost = new JSONObject();
// action_list
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// 设置操作列表
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
// 发送请求
mUpdateArray = null;
// 清空更新数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed");
}
}
}
public void addUpdateNode(Node node) throws NetworkFailureException {
// 添加更新节点
if (node != null) {
// 太多更新项可能导致错误最多10项
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate();
// 如果超过10项先提交
}
if (mUpdateArray == null)
mUpdateArray = new JSONArray();
// 创建新数组
mUpdateArray.put(node.getUpdateAction(getActionId()));
// 添加更新操作
}
}
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
// 移动任务
commitUpdate();
// 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
// 操作类型为移动
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
// 操作ID
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
// 任务ID
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设置前兄弟ID
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
// 源列表ID
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
// 目标父ID
if (preParent != curParent) {
// 只有在不同任务列表间移动时才设置目标列表
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
}
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
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");
}
}
public void deleteNode(Node node) throws NetworkFailureException {
// 删除节点
commitUpdate();
// 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// action_list
node.setDeleted(true);
// 标记为删除
actionList.put(node.getUpdateAction(getActionId()));
// 添加更新操作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
// 发送请求
mUpdateArray = null;
// 清空更新数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed");
}
}
public JSONArray getTaskLists() throws NetworkFailureException {
// 获取任务列表
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
try {
HttpGet httpGet = new HttpGet(mGetUrl);
// 创建GET请求
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// 执行请求
// 获取任务列表
String resString = getResponseContent(response.getEntity());
// 获取响应内容
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
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);
// 提取JavaScript内容
}
JSONObject js = new JSONObject(jsString);
// 解析JSON
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
// 返回任务列表数组
} 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");
}
}
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
// 获取指定任务列表
commitUpdate();
// 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
// 操作类型为获取全部
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
// 操作ID
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
// 列表ID
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
// 不获取已删除的
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
JSONObject jsResponse = postRequest(jsPost);
// 发送请求
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
// 返回任务数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed");
}
}
public Account getSyncAccount() {
// 获取同步账户
return mAccount;
}
public void resetUpdateArray() {
// 重置更新数组
mUpdateArray = null;
}
}

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@ -0,0 +1,186 @@
/*
* 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;
public class GTaskSyncService extends Service {
// Google任务同步服务继承Service
// 动作字符串常量
public final static String ACTION_STRING_NAME = "sync_action_type";
// Intent中的动作键名
// 动作类型常量
public final static int ACTION_START_SYNC = 0;
// 开始同步
public final static int ACTION_CANCEL_SYNC = 1;
// 取消同步
public final static int ACTION_INVALID = 2;
// 无效动作
// 广播相关常量
public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service";
// 广播名称
public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing";
// 是否正在同步的广播键名
public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
// 进度消息的广播键名
// 静态成员变量
private static GTaskASyncTask mSyncTask = null;
// 同步任务实例(静态,确保只有一个同步任务)
private static String mSyncProgress = "";
// 同步进度消息
private void startSync() {
// 开始同步方法
if (mSyncTask == null) {
// 如果当前没有同步任务
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
// 创建异步任务,传入完成监听器
public void onComplete() {
// 同步完成回调
mSyncTask = null;
// 清空任务引用
sendBroadcast("");
// 发送空广播通知完成
stopSelf();
// 停止服务
}
});
sendBroadcast("");
// 发送广播通知开始同步
mSyncTask.execute();
// 执行异步任务
}
}
private void cancelSync() {
// 取消同步方法
if (mSyncTask != null) {
// 如果存在同步任务
mSyncTask.cancelSync();
// 取消同步
}
}
@Override
public void onCreate() {
// 服务创建时调用
mSyncTask = null;
// 初始化同步任务为空
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
// 服务启动命令处理
Bundle bundle = intent.getExtras();
// 获取Intent中的附加数据
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
// 如果包含动作键
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
// 根据动作类型处理
case ACTION_START_SYNC:
startSync();
// 开始同步
break;
case ACTION_CANCEL_SYNC:
cancelSync();
// 取消同步
break;
default:
break;
}
return START_STICKY;
// 返回STICKY表示服务被杀死后会重新创建
}
return super.onStartCommand(intent, flags, startId);
// 调用父类方法
}
@Override
public void onLowMemory() {
// 低内存时调用
if (mSyncTask != null) {
mSyncTask.cancelSync();
// 低内存时取消同步
}
}
public IBinder onBind(Intent intent) {
// 绑定服务(此服务不需要绑定)
return null;
// 返回null表示不支持绑定
}
public void sendBroadcast(String msg) {
// 发送广播方法
mSyncProgress = msg;
// 保存进度消息
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
// 创建广播Intent
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
// 添加是否正在同步的状态
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
// 添加进度消息
sendBroadcast(intent);
// 发送广播
}
// 静态工具方法
public static void startSync(Activity activity) {
// 启动同步的静态方法(供外部调用)
GTaskManager.getInstance().setActivityContext(activity);
// 设置活动上下文到GTaskManager
Intent intent = new Intent(activity, GTaskSyncService.class);
// 创建服务Intent
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
// 添加开始同步动作
activity.startService(intent);
// 启动服务
}
public static void cancelSync(Context context) {
// 取消同步的静态方法
Intent intent = new Intent(context, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
context.startService(intent);
}
public static boolean isSyncing() {
// 检查是否正在同步
return mSyncTask != null;
// 通过判断同步任务是否存在
}
public static String getProgressString() {
// 获取进度字符串
return mSyncProgress;
// 返回当前进度消息
}
}

@ -1,377 +0,0 @@
/*
* 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;
public class Note {
// 笔记类,用于管理笔记的创建和更新
private ContentValues mNoteDiffValues;
// 笔记差异值,存储需要更新的笔记字段
private NoteData mNoteData;
// 笔记数据对象,管理文本和通话数据
private static final String TAG = "Note";
// 日志标签
/**
* Create a new note id for adding a new note to databases
*/
// 创建新笔记ID用于向数据库添加新笔记
public static synchronized long getNewNoteId(Context context, long folderId) {
// 同步方法,确保线程安全
// Create a new note in the database
// 在数据库中创建新笔记
ContentValues values = new ContentValues();
// 创建ContentValues存储数据
long createdTime = System.currentTimeMillis();
// 获取当前时间作为创建时间
values.put(NoteColumns.CREATED_DATE, createdTime);
// 设置创建时间
values.put(NoteColumns.MODIFIED_DATE, createdTime);
// 设置修改时间
values.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
// 设置类型为普通笔记
values.put(NoteColumns.LOCAL_MODIFIED, 1);
// 设置本地修改标志为1
values.put(NoteColumns.PARENT_ID, folderId);
// 设置父文件夹ID
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
// 插入数据库并获取URI
long noteId = 0;
// 笔记ID初始化为0
try {
noteId = Long.valueOf(uri.getPathSegments().get(1));
// 从URI中提取笔记ID第二个路径段
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
// 记录错误日志
noteId = 0;
}
if (noteId == -1) {
throw new IllegalStateException("Wrong note id:" + noteId);
// 如果笔记ID为-1抛出异常
}
return noteId;
// 返回笔记ID
}
public Note() {
// 构造方法
mNoteDiffValues = new ContentValues();
// 初始化笔记差异值
mNoteData = new NoteData();
// 初始化笔记数据对象
}
public void setNoteValue(String key, String value) {
// 设置笔记值
mNoteDiffValues.put(key, value);
// 将键值对存入差异值
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
// 设置本地修改标志为1
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
// 设置修改时间为当前时间
}
public void setTextData(String key, String value) {
// 设置文本数据
mNoteData.setTextData(key, value);
// 调用NoteData的setTextData方法
}
public void setTextDataId(long id) {
// 设置文本数据ID
mNoteData.setTextDataId(id);
// 调用NoteData的setTextDataId方法
}
public long getTextDataId() {
// 获取文本数据ID
return mNoteData.mTextDataId;
// 返回NoteData中的文本数据ID
}
public void setCallDataId(long id) {
// 设置通话数据ID
mNoteData.setCallDataId(id);
// 调用NoteData的setCallDataId方法
}
public void setCallData(String key, String value) {
// 设置通话数据
mNoteData.setCallData(key, value);
// 调用NoteData的setCallData方法
}
public boolean isLocalModified() {
// 检查是否有本地修改
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
// 如果笔记差异值非空或NoteData有修改返回true
}
public boolean syncNote(Context context, long noteId) {
// 同步笔记到数据库
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
// 检查笔记ID是否有效
}
if (!isLocalModified()) {
return true;
// 如果没有本地修改,直接返回成功
}
/**
* In theory, once data changed, the note should be updated on {@link NoteColumns#LOCAL_MODIFIED} and
* {@link NoteColumns#MODIFIED_DATE}. For data safety, though update note fails, we also update the
* note data info
*/
// 理论上数据改变后应该更新LOCAL_MODIFIED和MODIFIED_DATE字段
// 为了数据安全,即使笔记更新失败,也更新笔记数据信息
if (context.getContentResolver().update(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
null) == 0) {
// 更新笔记表
Log.e(TAG, "Update note error, should not happen");
// 记录错误日志(理论上不应该发生)
// Do not return, fall through
// 不返回,继续执行
}
mNoteDiffValues.clear();
// 清空笔记差异值
if (mNoteData.isLocalModified()
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
// 如果NoteData有修改且推送数据失败
return false;
// 返回失败
}
return true;
// 返回成功
}
private class NoteData {
// 内部类NoteData管理笔记的详细数据
private long mTextDataId;
// 文本数据ID
private ContentValues mTextDataValues;
// 文本数据差异值
private long mCallDataId;
// 通话数据ID
private ContentValues mCallDataValues;
// 通话数据差异值
private static final String TAG = "NoteData";
// 日志标签
public NoteData() {
// 构造方法
mTextDataValues = new ContentValues();
// 初始化文本数据差异值
mCallDataValues = new ContentValues();
// 初始化通话数据差异值
mTextDataId = 0;
// 文本数据ID初始为0
mCallDataId = 0;
// 通话数据ID初始为0
}
boolean isLocalModified() {
// 检查是否有本地修改
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
// 如果文本或通话数据差异值非空返回true
}
void setTextDataId(long id) {
// 设置文本数据ID
if(id <= 0) {
throw new IllegalArgumentException("Text data id should larger than 0");
// 检查ID是否大于0
}
mTextDataId = id;
// 设置文本数据ID
}
void setCallDataId(long id) {
// 设置通话数据ID
if (id <= 0) {
throw new IllegalArgumentException("Call data id should larger than 0");
// 检查ID是否大于0
}
mCallDataId = id;
// 设置通话数据ID
}
void setCallData(String key, String value) {
// 设置通话数据
mCallDataValues.put(key, value);
// 将键值对存入通话数据差异值
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
// 设置笔记的本地修改标志
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
// 设置笔记的修改时间
}
void setTextData(String key, String value) {
// 设置文本数据
mTextDataValues.put(key, value);
// 将键值对存入文本数据差异值
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
// 设置笔记的本地修改标志
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
// 设置笔记的修改时间
}
Uri pushIntoContentResolver(Context context, long noteId) {
// 将数据推送到内容解析器
/**
* Check for safety
*/
// 安全检查
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
// 检查笔记ID是否有效
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
// 创建操作列表
ContentProviderOperation.Builder builder = null;
// 操作构建器
if(mTextDataValues.size() > 0) {
// 如果有文本数据需要更新
mTextDataValues.put(DataColumns.NOTE_ID, noteId);
// 设置笔记ID
if (mTextDataId == 0) {
// 如果文本数据ID为0表示是新的文本数据
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
// 设置MIME类型为文本笔记
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mTextDataValues);
// 插入数据并获取URI
try {
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
// 从URI中提取数据ID并设置
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
// 记录错误日志
mTextDataValues.clear();
// 清空文本数据差异值
return null;
// 返回null表示失败
}
} else {
// 如果文本数据ID已存在表示是更新操作
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mTextDataId));
// 创建更新操作
builder.withValues(mTextDataValues);
// 设置更新值
operationList.add(builder.build());
// 添加到操作列表
}
mTextDataValues.clear();
// 清空文本数据差异值
}
if(mCallDataValues.size() > 0) {
// 如果有通话数据需要更新
mCallDataValues.put(DataColumns.NOTE_ID, noteId);
// 设置笔记ID
if (mCallDataId == 0) {
// 如果通话数据ID为0表示是新的通话数据
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
// 设置MIME类型为通话笔记
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mCallDataValues);
// 插入数据并获取URI
try {
setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
// 从URI中提取数据ID并设置
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new call data fail with noteId" + noteId);
// 记录错误日志
mCallDataValues.clear();
// 清空通话数据差异值
return null;
// 返回null表示失败
}
} else {
// 如果通话数据ID已存在表示是更新操作
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mCallDataId));
// 创建更新操作
builder.withValues(mCallDataValues);
// 设置更新值
operationList.add(builder.build());
// 添加到操作列表
}
mCallDataValues.clear();
// 清空通话数据差异值
}
if (operationList.size() > 0) {
// 如果操作列表非空
try {
ContentProviderResult[] results = context.getContentResolver().applyBatch(
Notes.AUTHORITY, operationList);
// 批量执行操作
return (results == null || results.length == 0 || results[0] == null) ? null
: ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId);
// 如果结果有效返回笔记URI否则返回null
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 记录远程异常
return null;
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 记录操作应用异常
return null;
}
}
return null;
// 如果操作列表为空返回null
}
}
}
```

@ -1,530 +0,0 @@
/*
* 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;
public class WorkingNote {
// 工作笔记类,处理笔记的创建、加载和修改
// Note for the working note
// 工作笔记的Note对象
private Note mNote;
// Note Id
// 笔记ID
private long mNoteId;
// Note content
// 笔记内容
private String mContent;
// Note mode
// 笔记模式(普通模式或清单模式)
private int mMode;
private long mAlertDate;
// 提醒日期
private long mModifiedDate;
// 修改日期
private int mBgColorId;
// 背景颜色ID
private int mWidgetId;
// 小部件ID
private int mWidgetType;
// 小部件类型
private long mFolderId;
// 文件夹ID
private Context mContext;
// 上下文
private static final String TAG = "WorkingNote";
// 日志标签
private boolean mIsDeleted;
// 删除标记
private NoteSettingChangedListener mNoteSettingStatusListener;
// 笔记设置变化监听器
// 数据表投影列数组
public static final String[] DATA_PROJECTION = new String[] {
DataColumns.ID, // 数据ID
DataColumns.CONTENT, // 内容
DataColumns.MIME_TYPE, // MIME类型
DataColumns.DATA1, // 数据1
DataColumns.DATA2, // 数据2
DataColumns.DATA3, // 数据3
DataColumns.DATA4, // 数据4
};
// 笔记表投影列数组
public static final String[] NOTE_PROJECTION = new String[] {
NoteColumns.PARENT_ID, // 父文件夹ID
NoteColumns.ALERTED_DATE, // 提醒日期
NoteColumns.BG_COLOR_ID, // 背景颜色ID
NoteColumns.WIDGET_ID, // 小部件ID
NoteColumns.WIDGET_TYPE, // 小部件类型
NoteColumns.MODIFIED_DATE // 修改日期
};
// 数据投影列索引
private static final int DATA_ID_COLUMN = 0;
// 数据ID列索引
private static final int DATA_CONTENT_COLUMN = 1;
// 内容列索引
private static final int DATA_MIME_TYPE_COLUMN = 2;
// MIME类型列索引
private static final int DATA_MODE_COLUMN = 3;
// 模式列索引对应DATA1字段
// 笔记投影列索引
private static final int NOTE_PARENT_ID_COLUMN = 0;
// 父ID列索引
private static final int NOTE_ALERTED_DATE_COLUMN = 1;
// 提醒日期列索引
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
// 背景颜色ID列索引
private static final int NOTE_WIDGET_ID_COLUMN = 3;
// 小部件ID列索引
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
// 小部件类型列索引
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
// 修改日期列索引
// New note construct
// 新建笔记构造方法
private WorkingNote(Context context, long folderId) {
mContext = context;
// 保存上下文
mAlertDate = 0;
// 提醒日期初始为0
mModifiedDate = System.currentTimeMillis();
// 修改日期为当前时间
mFolderId = folderId;
// 设置文件夹ID
mNote = new Note();
// 创建Note对象
mNoteId = 0;
// 笔记ID初始为0表示新笔记
mIsDeleted = false;
// 未删除
mMode = 0;
// 默认模式为普通模式
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
// 小部件类型为无效
}
// Existing note construct
// 加载已存在笔记构造方法
private WorkingNote(Context context, long noteId, long folderId) {
mContext = context;
// 保存上下文
mNoteId = noteId;
// 设置笔记ID
mFolderId = folderId;
// 设置文件夹ID
mIsDeleted = false;
// 未删除
mNote = new Note();
// 创建Note对象
loadNote();
// 加载笔记数据
}
private void loadNote() {
// 加载笔记基本信息
Cursor cursor = mContext.getContentResolver().query(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
null, null);
// 查询笔记信息
if (cursor != null) {
if (cursor.moveToFirst()) {
// 获取笔记属性
mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
// 父文件夹ID
mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
// 背景颜色ID
mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
// 小部件ID
mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN);
// 小部件类型
mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN);
// 提醒日期
mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
// 修改日期
}
cursor.close();
// 关闭游标
} else {
Log.e(TAG, "No note with id:" + mNoteId);
// 记录错误日志
throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
// 抛出异常
}
loadNoteData();
// 加载笔记详细数据
}
private void loadNoteData() {
// 加载笔记详细数据
Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
DataColumns.NOTE_ID + "=?", new String[] {
String.valueOf(mNoteId)
}, null);
// 查询笔记数据
if (cursor != null) {
if (cursor.moveToFirst()) {
do {
// 遍历数据
String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
// 获取MIME类型
if (DataConstants.NOTE.equals(type)) {
// 如果是文本笔记
mContent = cursor.getString(DATA_CONTENT_COLUMN);
// 获取内容
mMode = cursor.getInt(DATA_MODE_COLUMN);
// 获取模式
mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
// 设置文本数据ID
} else if (DataConstants.CALL_NOTE.equals(type)) {
// 如果是通话笔记
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
// 设置通话数据ID
} else {
Log.d(TAG, "Wrong note type with type:" + type);
// 记录错误类型
}
} while (cursor.moveToNext());
// 继续处理下一行
}
cursor.close();
// 关闭游标
} else {
Log.e(TAG, "No data with id:" + mNoteId);
// 记录错误日志
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
// 抛出异常
}
}
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
int widgetType, int defaultBgColorId) {
// 创建空笔记的静态方法
WorkingNote note = new WorkingNote(context, folderId);
// 创建新工作笔记
note.setBgColorId(defaultBgColorId);
// 设置背景颜色
note.setWidgetId(widgetId);
// 设置小部件ID
note.setWidgetType(widgetType);
// 设置小部件类型
return note;
// 返回工作笔记
}
public static WorkingNote load(Context context, long id) {
// 加载已存在笔记的静态方法
return new WorkingNote(context, id, 0);
// 创建并返回工作笔记
}
public synchronized boolean saveNote() {
// 保存笔记(同步方法,线程安全)
if (isWorthSaving()) {
// 如果值得保存
if (!existInDatabase()) {
// 如果不存在于数据库中(新笔记)
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
// 获取新笔记ID失败
Log.e(TAG, "Create new note fail with id:" + mNoteId);
return false;
}
}
mNote.syncNote(mContext, mNoteId);
// 同步笔记到数据库
/**
* Update widget content if there exist any widget of this note
*/
// 如果存在该笔记的小部件,更新小部件内容
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE
&& mNoteSettingStatusListener != null) {
// 检查小部件是否有效且监听器存在
mNoteSettingStatusListener.onWidgetChanged();
// 通知小部件变化
}
return true;
// 保存成功
} else {
return false;
// 不需要保存
}
}
public boolean existInDatabase() {
// 检查笔记是否已存在于数据库中
return mNoteId > 0;
// 笔记ID大于0表示已存在
}
private boolean isWorthSaving() {
// 检查是否值得保存
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
|| (existInDatabase() && !mNote.isLocalModified())) {
// 如果已删除,或新笔记但内容为空,或已存在但无本地修改
return false;
} else {
return true;
}
}
public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
// 设置笔记设置变化监听器
mNoteSettingStatusListener = l;
}
public void setAlertDate(long date, boolean set) {
// 设置提醒日期
if (date != mAlertDate) {
// 如果日期发生变化
mAlertDate = date;
// 更新提醒日期
mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate));
// 设置笔记值
}
if (mNoteSettingStatusListener != null) {
// 如果监听器存在
mNoteSettingStatusListener.onClockAlertChanged(date, set);
// 通知提醒变化
}
}
public void markDeleted(boolean mark) {
// 标记删除
mIsDeleted = mark;
// 设置删除标记
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
// 检查小部件是否有效且监听器存在
mNoteSettingStatusListener.onWidgetChanged();
// 通知小部件变化
}
}
public void setBgColorId(int id) {
// 设置背景颜色ID
if (id != mBgColorId) {
// 如果颜色ID发生变化
mBgColorId = id;
// 更新背景颜色ID
if (mNoteSettingStatusListener != null) {
// 如果监听器存在
mNoteSettingStatusListener.onBackgroundColorChanged();
// 通知背景颜色变化
}
mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
// 设置笔记值
}
}
public void setCheckListMode(int mode) {
// 设置清单模式
if (mMode != mode) {
// 如果模式发生变化
if (mNoteSettingStatusListener != null) {
// 如果监听器存在
mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode);
// 通知清单模式变化
}
mMode = mode;
// 更新模式
mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
// 设置文本数据
}
}
public void setWidgetType(int type) {
// 设置小部件类型
if (type != mWidgetType) {
// 如果类型发生变化
mWidgetType = type;
// 更新小部件类型
mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
// 设置笔记值
}
}
public void setWidgetId(int id) {
// 设置小部件ID
if (id != mWidgetId) {
// 如果ID发生变化
mWidgetId = id;
// 更新小部件ID
mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
// 设置笔记值
}
}
public void setWorkingText(String text) {
// 设置工作文本(笔记内容)
if (!TextUtils.equals(mContent, text)) {
// 如果内容发生变化
mContent = text;
// 更新内容
mNote.setTextData(DataColumns.CONTENT, mContent);
// 设置文本数据
}
}
public void convertToCallNote(String phoneNumber, long callDate) {
// 转换为通话笔记
mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
// 设置通话日期
mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
// 设置电话号码
mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
// 设置父文件夹为通话记录文件夹
}
public boolean hasClockAlert() {
// 检查是否有闹钟提醒
return (mAlertDate > 0 ? true : false);
// 提醒日期大于0表示有提醒
}
// 以下为获取属性的方法
public String getContent() {
// 获取内容
return mContent;
}
public long getAlertDate() {
// 获取提醒日期
return mAlertDate;
}
public long getModifiedDate() {
// 获取修改日期
return mModifiedDate;
}
public int getBgColorResId() {
// 获取背景颜色资源ID
return NoteBgResources.getNoteBgResource(mBgColorId);
// 通过资源工具类获取
}
public int getBgColorId() {
// 获取背景颜色ID
return mBgColorId;
}
public int getTitleBgResId() {
// 获取标题背景颜色资源ID
return NoteBgResources.getNoteTitleBgResource(mBgColorId);
// 通过资源工具类获取
}
public int getCheckListMode() {
// 获取清单模式
return mMode;
}
public long getNoteId() {
// 获取笔记ID
return mNoteId;
}
public long getFolderId() {
// 获取文件夹ID
return mFolderId;
}
public int getWidgetId() {
// 获取小部件ID
return mWidgetId;
}
public int getWidgetType() {
// 获取小部件类型
return mWidgetType;
}
public interface NoteSettingChangedListener {
// 笔记设置变化监听器接口
/**
* Called when the background color of current note has just changed
*/
// 当前笔记背景颜色变化时调用
void onBackgroundColorChanged();
/**
* Called when user set clock
*/
// 用户设置闹钟时调用
void onClockAlertChanged(long date, boolean set);
/**
* Call when user create note from widget
*/
// 用户从小部件创建笔记时调用
void onWidgetChanged();
/**
* Call when switch between check list mode and normal mode
* @param oldMode is previous mode before change
* @param newMode is new mode
*/
// 在清单模式和普通模式之间切换时调用
// oldMode是变化前的模式
// newMode是新模式
void onCheckListModeChanged(int oldMode, int newMode);
}
}

@ -1,481 +0,0 @@
/*
* 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;
public class BackupUtils {
// 备份工具类,提供笔记导出为文本文件的功能
private static final String TAG = "BackupUtils";
// 日志标签
// Singleton stuff
// 单例模式相关
private static BackupUtils sInstance;
// 单例实例
public static synchronized BackupUtils getInstance(Context context) {
// 获取单例实例(同步方法)
if (sInstance == null) {
sInstance = new BackupUtils(context);
// 创建新实例
}
return sInstance;
// 返回实例
}
/**
* Following states are signs to represents backup or restore
* status
*/
// 以下状态表示备份或恢复的状态
// Currently, the sdcard is not mounted
// 当前SD卡未挂载
public static final int STATE_SD_CARD_UNMOUONTED = 0;
// The backup file not exist
// 备份文件不存在
public static final int STATE_BACKUP_FILE_NOT_EXIST = 1;
// The data is not well formated, may be changed by other programs
// 数据格式错误,可能被其他程序修改
public static final int STATE_DATA_DESTROIED = 2;
// Some run-time exception which causes restore or backup fails
// 运行时异常导致备份或恢复失败
public static final int STATE_SYSTEM_ERROR = 3;
// Backup or restore success
// 备份或恢复成功
public static final int STATE_SUCCESS = 4;
private TextExport mTextExport;
// 文本导出对象
private BackupUtils(Context context) {
// 私有构造方法
mTextExport = new TextExport(context);
// 创建文本导出对象
}
private static boolean externalStorageAvailable() {
// 检查外部存储是否可用
return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
// 检查存储状态是否为已挂载
}
public int exportToText() {
// 导出为文本
return mTextExport.exportToText();
// 调用文本导出方法
}
public String getExportedTextFileName() {
// 获取导出的文本文件名
return mTextExport.mFileName;
}
public String getExportedTextFileDir() {
// 获取导出的文本文件目录
return mTextExport.mFileDirectory;
}
private static class TextExport {
// 内部类:文本导出
// 笔记表投影列数组
private static final String[] NOTE_PROJECTION = {
NoteColumns.ID, // 笔记ID
NoteColumns.MODIFIED_DATE, // 修改日期
NoteColumns.SNIPPET, // 摘要
NoteColumns.TYPE // 类型
};
// 笔记列索引
private static final int NOTE_COLUMN_ID = 0;
// 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;
// 摘要列索引
// 数据表投影列数组
private static final String[] DATA_PROJECTION = {
DataColumns.CONTENT, // 内容
DataColumns.MIME_TYPE, // MIME类型
DataColumns.DATA1, // 数据1用于通话日期
DataColumns.DATA2, // 数据2
DataColumns.DATA3, // 数据3用于电话号码
DataColumns.DATA4, // 数据4
};
// 数据列索引
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;
// 通话日期列索引对应DATA1
private static final int DATA_COLUMN_PHONE_NUMBER = 4;
// 电话号码列索引对应DATA3
// 文本格式化数组
private final String [] TEXT_FORMAT;
// 文本格式数组(从资源文件加载)
// 格式类型索引
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;
// 笔记日期格式索引
private static final int FORMAT_NOTE_CONTENT = 2;
// 笔记内容格式索引
// 成员变量
private Context mContext;
// 上下文
private String mFileName;
// 文件名
private String mFileDirectory;
// 文件目录
public TextExport(Context context) {
// 构造方法
TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);
// 从资源文件加载文本格式数组
mContext = context;
// 保存上下文
mFileName = "";
// 初始化文件名为空
mFileDirectory = "";
// 初始化文件目录为空
}
private String getFormat(int id) {
// 获取指定格式的字符串
return TEXT_FORMAT[id];
// 返回格式字符串
}
/**
* Export the folder identified by folder id to text
*/
// 将指定文件夹导出为文本
private void exportFolderToText(String folderId, PrintStream ps) {
// Query notes belong to this folder
// 查询属于该文件夹的笔记
Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] {
folderId
}, null);
// 查询父ID为folderId的笔记
if (notesCursor != null) {
if (notesCursor.moveToFirst()) {
do {
// Print note's last modified date
// 打印笔记的最后修改日期
ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
mContext.getString(R.string.format_datetime_mdhm),
notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
// 格式化并输出日期
// Query data belong to this note
// 查询属于该笔记的数据
String noteId = notesCursor.getString(NOTE_COLUMN_ID);
// 获取笔记ID
exportNoteToText(noteId, ps);
// 导出笔记内容
} while (notesCursor.moveToNext());
// 继续处理下一个笔记
}
notesCursor.close();
// 关闭游标
}
}
/**
* Export note identified by id to a print stream
*/
// 将指定笔记导出到打印流
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);
// 查询属于该笔记的数据
if (dataCursor != null) {
if (dataCursor.moveToFirst()) {
do {
String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);
// 获取MIME类型
if (DataConstants.CALL_NOTE.equals(mimeType)) {
// 如果是通话笔记
// Print phone number
// 打印电话号码
String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER);
// 获取电话号码
long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE);
// 获取通话日期
String location = dataCursor.getString(DATA_COLUMN_CONTENT);
// 获取内容(可能是位置信息)
if (!TextUtils.isEmpty(phoneNumber)) {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
phoneNumber));
// 输出电话号码
}
// Print call date
// 打印通话日期
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat
.format(mContext.getString(R.string.format_datetime_mdhm),
callDate)));
// 格式化并输出日期
// Print call attachment location
// 打印通话附件位置
if (!TextUtils.isEmpty(location)) {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
location));
// 输出位置信息
}
} else if (DataConstants.NOTE.equals(mimeType)) {
// 如果是普通笔记
String content = dataCursor.getString(DATA_COLUMN_CONTENT);
// 获取内容
if (!TextUtils.isEmpty(content)) {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
content));
// 输出内容
}
}
} while (dataCursor.moveToNext());
// 继续处理下一个数据
}
dataCursor.close();
// 关闭游标
}
// print a line separator between note
// 在笔记之间打印行分隔符
try {
ps.write(new byte[] {
Character.LINE_SEPARATOR, Character.LETTER_NUMBER
// 写入行分隔符(注意:这里代码有误,应该是换行符)
});
} catch (IOException e) {
Log.e(TAG, e.toString());
// 记录异常
}
}
/**
* Note will be exported as text which is user readable
*/
// 笔记将被导出为用户可读的文本
public int exportToText() {
if (!externalStorageAvailable()) {
// 检查外部存储是否可用
Log.d(TAG, "Media was not mounted");
return STATE_SD_CARD_UNMOUONTED;
// 返回SD卡未挂载状态
}
PrintStream ps = getExportToTextPrintStream();
// 获取打印流
if (ps == null) {
Log.e(TAG, "get print stream error");
return STATE_SYSTEM_ERROR;
// 返回系统错误状态
}
// First export folder and its notes
// 首先导出文件夹及其笔记
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);
// 查询所有非垃圾箱的文件夹和通话记录文件夹
if (folderCursor != null) {
if (folderCursor.moveToFirst()) {
do {
// Print folder's name
// 打印文件夹名称
String folderName = "";
if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) {
// 如果是通话记录文件夹
folderName = mContext.getString(R.string.call_record_folder_name);
// 使用资源文件中的名称
} else {
folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET);
// 使用摘要作为文件夹名称
}
if (!TextUtils.isEmpty(folderName)) {
ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName));
// 输出文件夹名称
}
String folderId = folderCursor.getString(NOTE_COLUMN_ID);
// 获取文件夹ID
exportFolderToText(folderId, ps);
// 导出文件夹内容
} while (folderCursor.moveToNext());
// 继续处理下一个文件夹
}
folderCursor.close();
// 关闭游标
}
// Export notes in root's folder
// 导出根文件夹中的笔记
Cursor noteCursor = mContext.getContentResolver().query(
Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION,
NoteColumns.TYPE + "=" + +Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID
+ "=0", null, null);
// 查询根文件夹中的笔记父ID为0
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))));
// 输出笔记修改日期
// Query data belong to this note
// 查询属于该笔记的数据
String noteId = noteCursor.getString(NOTE_COLUMN_ID);
// 获取笔记ID
exportNoteToText(noteId, ps);
// 导出笔记内容
} while (noteCursor.moveToNext());
// 继续处理下一个笔记
}
noteCursor.close();
// 关闭游标
}
ps.close();
// 关闭打印流
return STATE_SUCCESS;
// 返回成功状态
}
/**
* Get a print stream pointed to the file {@generateExportedTextFile}
*/
// 获取指向文件的打印流
private PrintStream getExportToTextPrintStream() {
File file = generateFileMountedOnSDcard(mContext, R.string.file_path,
R.string.file_name_txt_format);
// 生成SD卡上的文件
if (file == null) {
Log.e(TAG, "create file to exported failed");
return null;
// 文件创建失败
}
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);
// 创建文件输出流
ps = new PrintStream(fos);
// 创建打印流
} catch (FileNotFoundException e) {
e.printStackTrace();
return null;
// 文件未找到异常
} catch (NullPointerException e) {
e.printStackTrace();
return null;
// 空指针异常
}
return ps;
// 返回打印流
}
}
/**
* Generate the text file to store imported data
*/
// 生成存储导入数据的文本文件
private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) {
StringBuilder sb = new StringBuilder();
// 使用StringBuilder构建文件路径
sb.append(Environment.getExternalStorageDirectory());
// 添加外部存储目录
sb.append(context.getString(filePathResId));
// 添加文件路径
File filedir = new File(sb.toString());
// 创建文件目录对象
sb.append(context.getString(
fileNameFormatResId,
DateFormat.format(context.getString(R.string.format_date_ymd),
System.currentTimeMillis())));
// 添加文件名(使用当前日期格式化)
File file = new File(sb.toString());
// 创建文件对象
try {
if (!filedir.exists()) {
filedir.mkdir();
// 如果目录不存在,创建目录
}
if (!file.exists()) {
file.createNewFile();
// 如果文件不存在,创建文件
}
return file;
// 返回文件对象
} catch (SecurityException e) {
e.printStackTrace();
// 安全异常
} catch (IOException e) {
e.printStackTrace();
// IO异常
}
return null;
// 返回null表示创建失败
}
}

@ -1,424 +0,0 @@
/*
* 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.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;
```java
public class DataUtils {
// 数据工具类,提供笔记数据的各种操作方法
public static final String TAG = "DataUtils";
// 日志标签
public static boolean batchDeleteNotes(ContentResolver resolver, HashSet<Long> ids) {
// 批量删除笔记
if (ids == null) {
Log.d(TAG, "the ids is null");
return true;
// 如果ID集合为空直接返回true
}
if (ids.size() == 0) {
Log.d(TAG, "no id is in the hashset");
return true;
// 如果ID集合为空集直接返回true
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
// 创建操作列表
for (long id : ids) {
// 遍历ID集合
if(id == Notes.ID_ROOT_FOLDER) {
Log.e(TAG, "Don't delete system folder root");
continue;
// 跳过根文件夹(系统文件夹)
}
ContentProviderOperation.Builder builder = ContentProviderOperation
.newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));
// 创建删除操作构建器
operationList.add(builder.build());
// 添加到操作列表
}
try {
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
// 批量执行操作
if (results == null || results.length == 0 || results[0] == null) {
Log.d(TAG, "delete notes failed, ids:" + ids.toString());
return false;
// 执行结果无效返回false
}
return true;
// 批量删除成功
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 远程异常
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 操作应用异常
}
return false;
// 执行失败
}
public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) {
// 移动笔记到文件夹(方法名拼写错误)
ContentValues values = new ContentValues();
// 创建ContentValues
values.put(NoteColumns.PARENT_ID, desFolderId);
// 设置目标父文件夹ID
values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId);
// 设置原始父文件夹ID
values.put(NoteColumns.LOCAL_MODIFIED, 1);
// 设置本地修改标志
resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null);
// 更新数据库
}
public static boolean batchMoveToFolder(ContentResolver resolver, HashSet<Long> ids,
long folderId) {
// 批量移动到文件夹
if (ids == null) {
Log.d(TAG, "the ids is null");
return true;
// ID集合为空返回true
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
// 创建操作列表
for (long id : ids) {
// 遍历ID集合
ContentProviderOperation.Builder builder = ContentProviderOperation
.newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));
// 创建更新操作构建器
builder.withValue(NoteColumns.PARENT_ID, folderId);
// 设置父文件夹ID
builder.withValue(NoteColumns.LOCAL_MODIFIED, 1);
// 设置本地修改标志
operationList.add(builder.build());
// 添加到操作列表
}
try {
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
// 批量执行操作
if (results == null || results.length == 0 || results[0] == null) {
Log.d(TAG, "delete notes failed, ids:" + ids.toString());
return false;
// 执行结果无效返回false
}
return true;
// 批量移动成功
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 远程异常
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
// 操作应用异常
}
return false;
// 执行失败
}
/**
* Get the all folder count except system folders {@link Notes#TYPE_SYSTEM}}
*/
// 获取用户文件夹数量(排除系统文件夹)
public static int getUserFolderCount(ContentResolver resolver) {
Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI,
// 查询笔记表
new String[] { "COUNT(*)" },
// 只查询数量
NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?",
// 条件:类型为文件夹且不在垃圾箱
new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)},
null);
// 参数
int count = 0;
// 数量初始化为0
if(cursor != null) {
if(cursor.moveToFirst()) {
try {
count = cursor.getInt(0);
// 获取第一列的值(数量)
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, "get folder count failed:" + e.toString());
// 索引越界异常
} finally {
cursor.close();
// 关闭游标
}
}
}
return count;
// 返回数量
}
public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) {
// 检查笔记在数据库中是否可见(不在垃圾箱中)
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),
// 查询指定笔记ID
null,
NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER,
// 条件:指定类型且不在垃圾箱
new String [] {String.valueOf(type)},
null);
boolean exist = false;
// 存在标志初始化为false
if (cursor != null) {
if (cursor.getCount() > 0) {
exist = true;
// 如果有数据设置为true
}
cursor.close();
// 关闭游标
}
return exist;
// 返回存在标志
}
public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) {
// 检查笔记是否存在于数据库中
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),
// 查询指定笔记ID
null, null, null, null);
// 无条件查询
boolean exist = false;
// 存在标志初始化为false
if (cursor != null) {
if (cursor.getCount() > 0) {
exist = true;
// 如果有数据设置为true
}
cursor.close();
// 关闭游标
}
return exist;
// 返回存在标志
}
public static boolean existInDataDatabase(ContentResolver resolver, long dataId) {
// 检查数据是否存在于数据表中
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId),
// 查询指定数据ID
null, null, null, null);
// 无条件查询
boolean exist = false;
// 存在标志初始化为false
if (cursor != null) {
if (cursor.getCount() > 0) {
exist = true;
// 如果有数据设置为true
}
cursor.close();
// 关闭游标
}
return exist;
// 返回存在标志
}
public static boolean checkVisibleFolderName(ContentResolver resolver, String name) {
// 检查可见文件夹名称是否已存在
Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null,
// 查询笔记表
NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER +
// 类型为文件夹
" AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER +
// 不在垃圾箱
" AND " + NoteColumns.SNIPPET + "=?",
// 摘要等于指定名称
new String[] { name }, null);
// 参数
boolean exist = false;
// 存在标志初始化为false
if(cursor != null) {
if(cursor.getCount() > 0) {
exist = true;
// 如果有数据设置为true
}
cursor.close();
// 关闭游标
}
return exist;
// 返回存在标志
}
public static HashSet<AppWidgetAttribute> getFolderNoteWidget(ContentResolver resolver, long folderId) {
// 获取文件夹中笔记的小部件属性
Cursor c = resolver.query(Notes.CONTENT_NOTE_URI,
// 查询笔记表
new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE },
// 查询小部件ID和类型
NoteColumns.PARENT_ID + "=?",
// 父文件夹ID等于指定ID
new String[] { String.valueOf(folderId) },
null);
HashSet<AppWidgetAttribute> set = null;
// 集合初始化为null
if (c != null) {
if (c.moveToFirst()) {
// 移动到第一行
set = new HashSet<AppWidgetAttribute>();
// 创建集合
do {
try {
AppWidgetAttribute widget = new AppWidgetAttribute();
// 创建小部件属性对象
widget.widgetId = c.getInt(0);
// 设置小部件ID
widget.widgetType = c.getInt(1);
// 设置小部件类型
set.add(widget);
// 添加到集合
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, e.toString());
// 索引越界异常
}
} while (c.moveToNext());
// 继续处理下一行
}
c.close();
// 关闭游标
}
return set;
// 返回集合
}
public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) {
// 根据笔记ID获取通话号码
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,
// 查询数据表
new String [] { CallNote.PHONE_NUMBER },
// 只查询电话号码列
CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?",
// 条件笔记ID匹配且MIME类型为通话笔记
new String [] { String.valueOf(noteId), CallNote.CONTENT_ITEM_TYPE },
null);
if (cursor != null && cursor.moveToFirst()) {
// 如果游标有效且有数据
try {
return cursor.getString(0);
// 返回第一列的值(电话号码)
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, "Get call number fails " + e.toString());
// 索引越界异常
} finally {
cursor.close();
// 关闭游标
}
}
return "";
// 返回空字符串
}
public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) {
// 根据电话号码和通话日期获取笔记ID
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,
// 查询数据表
new String [] { CallNote.NOTE_ID },
// 只查询笔记ID列
CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL("
+ CallNote.PHONE_NUMBER + ",?)",
// 条件通话日期匹配、MIME类型为通话笔记、电话号码相等
new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber },
null);
if (cursor != null) {
if (cursor.moveToFirst()) {
// 移动到第一行
try {
return cursor.getLong(0);
// 返回第一列的值笔记ID
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, "Get call note id fails " + e.toString());
// 索引越界异常
}
}
cursor.close();
// 关闭游标
}
return 0;
// 返回0表示未找到
}
public static String getSnippetById(ContentResolver resolver, long noteId) {
// 根据笔记ID获取摘要
Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI,
// 查询笔记表
new String [] { NoteColumns.SNIPPET },
// 只查询摘要列
NoteColumns.ID + "=?",
// 笔记ID匹配
new String [] { String.valueOf(noteId)},
null);
if (cursor != null) {
String snippet = "";
// 摘要初始化为空字符串
if (cursor.moveToFirst()) {
snippet = cursor.getString(0);
// 获取第一列的值(摘要)
}
cursor.close();
// 关闭游标
return snippet;
// 返回摘要
}
throw new IllegalArgumentException("Note is not found with id: " + noteId);
// 抛出异常:笔记未找到
}
public static String getFormattedSnippet(String snippet) {
// 获取格式化后的摘要
if (snippet != null) {
snippet = snippet.trim();
// 去除首尾空格
int index = snippet.indexOf('\n');
// 查找第一个换行符
if (index != -1) {
snippet = snippet.substring(0, index);
// 截取换行符之前的部分
}
}
return snippet;
// 返回格式化后的摘要
}
}
```

@ -1,165 +0,0 @@
/*
* 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;
```java
public class GTaskStringUtils {
// Google任务字符串工具类定义所有与Google Tasks API相关的常量
// JSON键名常量
public final static String GTASK_JSON_ACTION_ID = "action_id";
// 操作ID键名
public final static String GTASK_JSON_ACTION_LIST = "action_list";
// 操作列表键名
public final static String GTASK_JSON_ACTION_TYPE = "action_type";
// 操作类型键名
public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";
// 创建操作类型值
public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
// 获取所有操作类型值
public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";
// 移动操作类型值
public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";
// 更新操作类型值
public final static String GTASK_JSON_CREATOR_ID = "creator_id";
// 创建者ID键名
public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";
// 子实体键名
public final static String GTASK_JSON_CLIENT_VERSION = "client_version";
// 客户端版本键名
public final static String GTASK_JSON_COMPLETED = "completed";
// 完成状态键名
public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";
// 当前列表ID键名
public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
// 默认列表ID键名
public final static String GTASK_JSON_DELETED = "deleted";
// 删除状态键名
public final static String GTASK_JSON_DEST_LIST = "dest_list";
// 目标列表键名
public final static String GTASK_JSON_DEST_PARENT = "dest_parent";
// 目标父节点键名
public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";
// 目标父节点类型键名
public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";
// 实体增量键名
public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";
// 实体类型键名
public final static String GTASK_JSON_GET_DELETED = "get_deleted";
// 获取删除项键名
public final static String GTASK_JSON_ID = "id";
// ID键名
public final static String GTASK_JSON_INDEX = "index";
// 索引键名
public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";
// 最后修改时间键名
public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";
// 最新同步点键名
public final static String GTASK_JSON_LIST_ID = "list_id";
// 列表ID键名
public final static String GTASK_JSON_LISTS = "lists";
// 列表集合键名
public final static String GTASK_JSON_NAME = "name";
// 名称键名
public final static String GTASK_JSON_NEW_ID = "new_id";
// 新ID键名创建操作返回
public final static String GTASK_JSON_NOTES = "notes";
// 备注键名
public final static String GTASK_JSON_PARENT_ID = "parent_id";
// 父节点ID键名
public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";
// 前一个兄弟节点ID键名
public final static String GTASK_JSON_RESULTS = "results";
// 结果集合键名
public final static String GTASK_JSON_SOURCE_LIST = "source_list";
// 源列表键名
public final static String GTASK_JSON_TASKS = "tasks";
// 任务集合键名
public final static String GTASK_JSON_TYPE = "type";
// 类型键名
public final static String GTASK_JSON_TYPE_GROUP = "GROUP";
// 分组类型值
public final static String GTASK_JSON_TYPE_TASK = "TASK";
// 任务类型值
public final static String GTASK_JSON_USER = "user";
// 用户键名
// MIUI特定常量
public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";
// MIUI笔记文件夹前缀拼写错误PREFFIX应为PREFIX
// 文件夹名称常量
public final static String FOLDER_DEFAULT = "Default";
// 默认文件夹名称
public final static String FOLDER_CALL_NOTE = "Call_Note";
// 通话记录文件夹名称
public final static String FOLDER_META = "METADATA";
// 元数据文件夹名称
// 元数据相关常量
public final static String META_HEAD_GTASK_ID = "meta_gid";
// 元数据Google任务ID键名
public final static String META_HEAD_NOTE = "meta_note";
// 元数据笔记键名
public final static String META_HEAD_DATA = "meta_data";
// 元数据数据键名
public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";
// 元数据笔记名称(警告不要更新和删除)
}
```

@ -1,221 +0,0 @@
/*
* 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;
public class ResourceParser {
// 资源解析器类,管理笔记应用的各种资源
// 背景颜色常量
public static final int YELLOW = 0;
// 黄色背景
public static final int BLUE = 1;
// 蓝色背景
public static final int WHITE = 2;
// 白色背景
public static final int GREEN = 3;
// 绿色背景
public static final int RED = 4;
// 红色背景
public static final int BG_DEFAULT_COLOR = YELLOW;
// 默认背景颜色为黄色
// 字体大小常量
public static final int TEXT_SMALL = 0;
// 小字体
public static final int TEXT_MEDIUM = 1;
// 中等字体
public static final int TEXT_LARGE = 2;
// 大字体
public static final int TEXT_SUPER = 3;
// 超大字体
public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;
// 默认字体大小为中等
public static class NoteBgResources {
// 笔记编辑背景资源类
private final static int [] BG_EDIT_RESOURCES = new int [] {
R.drawable.edit_yellow, // 黄色编辑背景
R.drawable.edit_blue, // 蓝色编辑背景
R.drawable.edit_white, // 白色编辑背景
R.drawable.edit_green, // 绿色编辑背景
R.drawable.edit_red // 红色编辑背景
};
private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {
R.drawable.edit_title_yellow, // 黄色标题背景
R.drawable.edit_title_blue, // 蓝色标题背景
R.drawable.edit_title_white, // 白色标题背景
R.drawable.edit_title_green, // 绿色标题背景
R.drawable.edit_title_red // 红色标题背景
};
public static int getNoteBgResource(int id) {
// 根据ID获取笔记编辑背景资源
return BG_EDIT_RESOURCES[id];
// 返回对应ID的资源
}
public static int getNoteTitleBgResource(int id) {
// 根据ID获取笔记标题背景资源
return BG_EDIT_TITLE_RESOURCES[id];
// 返回对应ID的资源
}
}
public static int getDefaultBgId(Context context) {
// 获取默认背景ID
if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
// 检查是否启用了随机背景颜色设置
return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
// 随机返回一个背景颜色ID
} else {
return BG_DEFAULT_COLOR;
// 返回默认颜色(黄色)
}
}
public static class NoteItemBgResources {
// 笔记列表项背景资源类
private final static int [] BG_FIRST_RESOURCES = new int [] {
R.drawable.list_yellow_up, // 列表第一项黄色背景
R.drawable.list_blue_up, // 列表第一项蓝色背景
R.drawable.list_white_up, // 列表第一项白色背景
R.drawable.list_green_up, // 列表第一项绿色背景
R.drawable.list_red_up // 列表第一项红色背景
};
private final static int [] BG_NORMAL_RESOURCES = new int [] {
R.drawable.list_yellow_middle, // 列表中间项黄色背景
R.drawable.list_blue_middle, // 列表中间项蓝色背景
R.drawable.list_white_middle, // 列表中间项白色背景
R.drawable.list_green_middle, // 列表中间项绿色背景
R.drawable.list_red_middle // 列表中间项红色背景
};
private final static int [] BG_LAST_RESOURCES = new int [] {
R.drawable.list_yellow_down, // 列表最后一项黄色背景
R.drawable.list_blue_down, // 列表最后一项蓝色背景
R.drawable.list_white_down, // 列表最后一项白色背景
R.drawable.list_green_down, // 列表最后一项绿色背景
R.drawable.list_red_down, // 列表最后一项红色背景
};
private final static int [] BG_SINGLE_RESOURCES = new int [] {
R.drawable.list_yellow_single, // 单一项黄色背景
R.drawable.list_blue_single, // 单一项蓝色背景
R.drawable.list_white_single, // 单一项白色背景
R.drawable.list_green_single, // 单一项绿色背景
R.drawable.list_red_single // 单一项红色背景
};
public static int getNoteBgFirstRes(int id) {
// 获取列表第一项背景资源
return BG_FIRST_RESOURCES[id];
}
public static int getNoteBgLastRes(int id) {
// 获取列表最后一项背景资源
return BG_LAST_RESOURCES[id];
}
public static int getNoteBgSingleRes(int id) {
// 获取单一项背景资源
return BG_SINGLE_RESOURCES[id];
}
public static int getNoteBgNormalRes(int id) {
// 获取列表中间项背景资源
return BG_NORMAL_RESOURCES[id];
}
public static int getFolderBgRes() {
// 获取文件夹背景资源
return R.drawable.list_folder;
// 返回文件夹专用背景
}
}
public static class WidgetBgResources {
// 小部件背景资源类
private final static int [] BG_2X_RESOURCES = new int [] {
R.drawable.widget_2x_yellow, // 2x2小部件黄色背景
R.drawable.widget_2x_blue, // 2x2小部件蓝色背景
R.drawable.widget_2x_white, // 2x2小部件白色背景
R.drawable.widget_2x_green, // 2x2小部件绿色背景
R.drawable.widget_2x_red, // 2x2小部件红色背景
};
public static int getWidget2xBgResource(int id) {
// 获取2x2小部件背景资源
return BG_2X_RESOURCES[id];
}
private final static int [] BG_4X_RESOURCES = new int [] {
R.drawable.widget_4x_yellow, // 4x4小部件黄色背景
R.drawable.widget_4x_blue, // 4x4小部件蓝色背景
R.drawable.widget_4x_white, // 4x4小部件白色背景
R.drawable.widget_4x_green, // 4x4小部件绿色背景
R.drawable.widget_4x_red // 4x4小部件红色背景
};
public static int getWidget4xBgResource(int id) {
// 获取4x4小部件背景资源
return BG_4X_RESOURCES[id];
}
}
public static class TextAppearanceResources {
// 文本外观资源类
private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {
R.style.TextAppearanceNormal, // 正常文本样式
R.style.TextAppearanceMedium, // 中等文本样式
R.style.TextAppearanceLarge, // 大文本样式
R.style.TextAppearanceSuper // 超大文本样式
};
public static int getTexAppearanceResource(int id) {
// 获取文本外观资源方法名拼写错误Tex应为Text
/**
* HACKME: Fix bug of store the resource id in shared preference.
* The id may larger than the length of resources, in this case,
* return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE}
*/
// 修复bug存储在shared preference中的资源ID可能大于资源数组长度
// 在这种情况下,返回默认字体大小
if (id >= TEXTAPPEARANCE_RESOURCES.length) {
return BG_DEFAULT_FONT_SIZE;
// 返回默认字体大小
}
return TEXTAPPEARANCE_RESOURCES[id];
// 返回对应ID的资源
}
public static int getResourcesSize() {
// 获取资源数组大小
return TEXTAPPEARANCE_RESOURCES.length;
}
}
}

@ -1,226 +0,0 @@
/*
* 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;
public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
// 闹钟提醒活动继承Activity并实现点击和取消监听器接口
private long mNoteId;
// 笔记ID
private String mSnippet;
// 笔记摘要
private static final int SNIPPET_PREW_MAX_LEN = 60;
// 摘要预览最大长度注意PREW应为PREVIEW
MediaPlayer mPlayer;
// 媒体播放器,用于播放闹钟声音
@Override
protected void onCreate(Bundle savedInstanceState) {
// 活动创建方法
super.onCreate(savedInstanceState);
// 调用父类onCreate
requestWindowFeature(Window.FEATURE_NO_TITLE);
// 请求无标题栏
final Window win = getWindow();
// 获取窗口对象
win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
// 添加标志:锁屏时仍显示
if (!isScreenOn()) {
// 如果屏幕关闭
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
// 允许屏幕亮时锁定
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
// 布局插入装饰
}
Intent intent = getIntent();
// 获取启动意图
try {
mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
// 从URI路径中提取笔记ID第二个路径段
mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
// 根据笔记ID获取摘要
mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
// 如果摘要过长,截断并添加省略号
: mSnippet;
// 否则使用完整摘要
} catch (IllegalArgumentException e) {
e.printStackTrace();
return;
// 参数异常,直接返回
}
mPlayer = new MediaPlayer();
// 创建媒体播放器实例
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
// 如果笔记在数据库中可见(不在垃圾箱中)
showActionDialog();
// 显示操作对话框
playAlarmSound();
// 播放闹钟声音
} else {
finish();
// 否则结束活动
}
}
private boolean isScreenOn() {
// 检查屏幕是否亮着
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
// 获取电源管理器服务
return pm.isScreenOn();
// 返回屏幕状态
}
private void playAlarmSound() {
// 播放闹钟声音
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
// 获取默认闹钟铃声URI
int silentModeStreams = Settings.System.getInt(getContentResolver(),
Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
// 获取静音模式影响的音频流设置
if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
// 如果闹钟流受静音模式影响
mPlayer.setAudioStreamType(silentModeStreams);
// 设置受影响的音频流类型
} else {
mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
// 设置闹钟音频流类型
}
try {
mPlayer.setDataSource(this, url);
// 设置数据源
mPlayer.prepare();
// 准备播放器
mPlayer.setLooping(true);
// 设置循环播放
mPlayer.start();
// 开始播放
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
// 参数异常
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
// 安全异常
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
// 非法状态异常
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
// IO异常
}
}
private void showActionDialog() {
// 显示操作对话框
AlertDialog.Builder dialog = new AlertDialog.Builder(this);
// 创建对话框构建器
dialog.setTitle(R.string.app_name);
// 设置标题为应用名称
dialog.setMessage(mSnippet);
// 设置消息为笔记摘要
dialog.setPositiveButton(R.string.notealert_ok, this);
// 设置确定按钮
if (isScreenOn()) {
// 如果屏幕亮着
dialog.setNegativeButton(R.string.notealert_enter, this);
// 设置进入按钮(查看笔记)
}
dialog.show().setOnDismissListener(this);
// 显示对话框并设置取消监听器
}
public void onClick(DialogInterface dialog, int which) {
// 对话框按钮点击回调
switch (which) {
case DialogInterface.BUTTON_NEGATIVE:
// 如果是负按钮(进入按钮)
Intent intent = new Intent(this, NoteEditActivity.class);
// 创建编辑活动意图
intent.setAction(Intent.ACTION_VIEW);
// 设置操作为查看
intent.putExtra(Intent.EXTRA_UID, mNoteId);
// 添加笔记ID作为额外数据
startActivity(intent);
// 启动编辑活动
break;
default:
break;
}
}
public void onDismiss(DialogInterface dialog) {
// 对话框取消回调
stopAlarmSound();
// 停止闹钟声音
finish();
// 结束活动
}
private void stopAlarmSound() {
// 停止闹钟声音
if (mPlayer != null) {
mPlayer.stop();
// 停止播放
mPlayer.release();
// 释放播放器资源
mPlayer = null;
// 设为null
}
}
}

@ -1,97 +0,0 @@
/*
* 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;
public class AlarmInitReceiver extends BroadcastReceiver {
// 闹钟初始化广播接收器继承BroadcastReceiver
// 查询投影列数组
private static final String [] PROJECTION = new String [] {
NoteColumns.ID, // 笔记ID
NoteColumns.ALERTED_DATE // 提醒日期
};
// 列索引常量
private static final int COLUMN_ID = 0;
// ID列索引
private static final int COLUMN_ALERTED_DATE = 1;
// 提醒日期列索引
@Override
public void onReceive(Context context, Intent intent) {
// 接收广播回调方法
long currentDate = System.currentTimeMillis();
// 获取当前时间戳
// 查询所有未来需要提醒的笔记
Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
// 查询笔记表
PROJECTION,
// 查询的列
NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE,
// 条件:提醒日期大于当前时间且类型为普通笔记
new String[] { String.valueOf(currentDate) },
// 参数:当前时间
null);
// 排序
if (c != null) {
if (c.moveToFirst()) {
// 如果有查询结果
do {
// 遍历所有符合条件的笔记
long alertDate = c.getLong(COLUMN_ALERTED_DATE);
// 获取提醒日期
// 创建广播Intent
Intent sender = new Intent(context, AlarmReceiver.class);
// 创建指向AlarmReceiver的Intent
sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID)));
// 设置数据URI为笔记URI
// 创建延迟Intent
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0);
// 创建广播PendingIntent
// 获取闹钟管理器
AlarmManager alermManager = (AlarmManager) context
.getSystemService(Context.ALARM_SERVICE);
// 获取闹钟服务注意alermManager应为alarmManager
// 设置闹钟
alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent);
// 设置实时时钟唤醒闹钟
} while (c.moveToNext());
// 继续处理下一行
}
c.close();
// 关闭游标
}
}
}

@ -1,593 +0,0 @@
/*
* 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;
public class DateTimePicker extends FrameLayout {
// 日期时间选择器继承FrameLayout
private static final boolean DEFAULT_ENABLE_STATE = true;
// 默认启用状态
// 时间常量
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
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小时制小时选择器最小值
private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23;
// 24小时制小时选择器最大值
private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1;
// 12小时制小时选择器最小值
private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;
// 12小时制小时选择器最大值
private static final int MINUT_SPINNER_MIN_VAL = 0;
// 分钟选择器最小值拼写错误MINUT应为MINUTE
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
// 组件
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;
// AM/PM选择器
private Calendar mDate;
// 日期对象
private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
// 日期显示值数组
private boolean mIsAm;
// 是否为上午
private boolean mIs24HourView;
// 是否为24小时制
private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
// 启用状态
private boolean mInitialising;
// 初始化标志
private OnDateTimeChangedListener mOnDateTimeChangedListener;
// 日期时间变化监听器
// 日期变化监听器
private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
// 计算日期差并更新
updateDateControl();
// 更新日期控件显示
onDateTimeChanged();
// 触发日期时间变化事件
}
};
// 小时变化监听器
private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
boolean isDateChanged = false;
Calendar cal = Calendar.getInstance();
if (!mIs24HourView) {
// 12小时制处理逻辑
if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
// 下午11点变12点日期加1天
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
// 上午12点变11点日期减1天
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
// 12点和11点切换时改变AM/PM状态
mIsAm = !mIsAm;
updateAmPmControl();
}
} else {
// 24小时制处理逻辑
if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
// 23点变0点日期加1天
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
// 0点变23点日期减1天
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
}
int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
// 计算24小时制的小时数
mDate.set(Calendar.HOUR_OF_DAY, newHour);
onDateTimeChanged();
if (isDateChanged) {
// 如果日期发生变化,更新年/月/日
setCurrentYear(cal.get(Calendar.YEAR));
setCurrentMonth(cal.get(Calendar.MONTH));
setCurrentDay(cal.get(Calendar.DAY_OF_MONTH));
}
}
};
// 分钟变化监听器
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;
if (oldVal == maxValue && newVal == minValue) {
// 59分变0分小时加1
offset += 1;
} else if (oldVal == minValue && newVal == maxValue) {
// 0分变59分小时减1
offset -= 1;
}
if (offset != 0) {
mDate.add(Calendar.HOUR_OF_DAY, offset);
// 调整小时
mHourSpinner.setValue(getCurrentHour());
// 更新小时选择器
updateDateControl();
// 更新日期显示
int newHour = getCurrentHourOfDay();
if (newHour >= HOURS_IN_HALF_DAY) {
mIsAm = false;
updateAmPmControl();
} else {
mIsAm = true;
updateAmPmControl();
}
}
mDate.set(Calendar.MINUTE, newVal);
onDateTimeChanged();
}
};
// AM/PM变化监听器
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
mIsAm = !mIsAm;
if (mIsAm) {
// AM变PM小时减12
mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
} else {
// PM变AM小时加12
mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY);
}
updateAmPmControl();
onDateTimeChanged();
}
};
// 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);
}
// 构造方法
public DateTimePicker(Context context) {
this(context, System.currentTimeMillis());
// 使用当前时间
}
public DateTimePicker(Context context, long date) {
this(context, date, DateFormat.is24HourFormat(context));
// 使用系统设置判断是否为24小时制
}
public DateTimePicker(Context context, long date, boolean is24HourView) {
super(context);
mDate = Calendar.getInstance();
// 创建日历实例
mInitialising = true;
// 标记为初始化中
mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
// 根据当前小时判断AM/PM
inflate(context, R.layout.datetime_picker, this);
// 加载布局
// 初始化各组件
mDateSpinner = (NumberPicker) findViewById(R.id.date);
mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
mHourSpinner = (NumberPicker) findViewById(R.id.hour);
mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
mMinuteSpinner.setOnLongPressUpdateInterval(100);
// 长按更新间隔100ms
mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
// 获取AM/PM字符串本地化
mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL);
mAmPmSpinner.setDisplayedValues(stringsForAmPm);
// 设置显示值为AM/PM字符串
mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
// 更新控件到初始状态
updateDateControl();
updateHourControl();
updateAmPmControl();
set24HourView(is24HourView);
// 设置24小时制视图
// 设置为当前时间
setCurrentDate(date);
setEnabled(isEnabled());
// 设置内容描述
mInitialising = false;
// 初始化完成
}
@Override
public void setEnabled(boolean enabled) {
// 设置启用状态
if (mIsEnabled == enabled) {
return;
}
super.setEnabled(enabled);
// 设置父类启用状态
mDateSpinner.setEnabled(enabled);
mMinuteSpinner.setEnabled(enabled);
mHourSpinner.setEnabled(enabled);
mAmPmSpinner.setEnabled(enabled);
// 设置各组件启用状态
mIsEnabled = enabled;
// 更新启用状态标志
}
@Override
public boolean isEnabled() {
// 获取启用状态
return mIsEnabled;
}
/**
* Get the current date in millis
*
* @return the current date in millis
*/
// 获取当前时间的毫秒数
public long getCurrentDateInTimeMillis() {
return mDate.getTimeInMillis();
}
/**
* Set the current date
*
* @param date The current date in millis
*/
// 设置当前日期(毫秒数)
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));
}
/**
* Set the current date
*
* @param year The current year
* @param month The current month
* @param dayOfMonth The current dayOfMonth
* @param hourOfDay The current hourOfDay
* @param minute The current minute
*/
// 设置当前日期(具体参数)
public void setCurrentDate(int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
setCurrentYear(year);
setCurrentMonth(month);
setCurrentDay(dayOfMonth);
setCurrentHour(hourOfDay);
setCurrentMinute(minute);
}
/**
* Get current year
*
* @return The current year
*/
// 获取当前年
public int getCurrentYear() {
return mDate.get(Calendar.YEAR);
}
/**
* Set current year
*
* @param year The current year
*/
// 设置当前年
public void setCurrentYear(int year) {
if (!mInitialising && year == getCurrentYear()) {
return;
// 如果非初始化且年份相同,直接返回
}
mDate.set(Calendar.YEAR, year);
updateDateControl();
onDateTimeChanged();
}
/**
* Get current month in the year
*
* @return The current month in the year
*/
// 获取当前月
public int getCurrentMonth() {
return mDate.get(Calendar.MONTH);
}
/**
* Set current month in the year
*
* @param month The month in the year
*/
// 设置当前月
public void setCurrentMonth(int month) {
if (!mInitialising && month == getCurrentMonth()) {
return;
}
mDate.set(Calendar.MONTH, month);
updateDateControl();
onDateTimeChanged();
}
/**
* Get current day of the month
*
* @return The day of the month
*/
// 获取当前日
public int getCurrentDay() {
return mDate.get(Calendar.DAY_OF_MONTH);
}
/**
* Set current day of the month
*
* @param dayOfMonth The day of the 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();
}
/**
* Get current hour in 24 hour mode, in the range (0~23)
* @return The current hour in 24 hour mode
*/
// 获取24小时制的小时0-23
public int getCurrentHourOfDay() {
return mDate.get(Calendar.HOUR_OF_DAY);
}
// 获取当前小时根据12/24小时制转换
private int getCurrentHour() {
if (mIs24HourView){
return getCurrentHourOfDay();
// 24小时制直接返回
} else {
int hour = getCurrentHourOfDay();
if (hour > HOURS_IN_HALF_DAY) {
return hour - HOURS_IN_HALF_DAY;
// 下午13-23转1-11
} else {
return hour == 0 ? HOURS_IN_HALF_DAY : hour;
// 上午0点转12点其他不变
}
}
}
/**
* Set current hour in 24 hour mode, in the range (0~23)
*
* @param hourOfDay
*/
// 设置24小时制的小时
public void setCurrentHour(int hourOfDay) {
if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
return;
}
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
if (!mIs24HourView) {
// 12小时制额外处理
if (hourOfDay >= HOURS_IN_HALF_DAY) {
mIsAm = false;
// 下午
if (hourOfDay > HOURS_IN_HALF_DAY) {
hourOfDay -= HOURS_IN_HALF_DAY;
}
} else {
mIsAm = true;
// 上午
if (hourOfDay == 0) {
hourOfDay = HOURS_IN_HALF_DAY;
// 0点转12点
}
}
updateAmPmControl();
}
mHourSpinner.setValue(hourOfDay);
onDateTimeChanged();
}
/**
* Get currentMinute
*
* @return The Current Minute
*/
// 获取当前分钟
public int getCurrentMinute() {
return mDate.get(Calendar.MINUTE);
}
/**
* Set current 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();
}
/**
* @return true if this is in 24 hour view else false.
*/
// 判断是否为24小时制
public boolean is24HourView () {
return mIs24HourView;
}
/**
* Set whether in 24 hour or AM/PM mode.
*
* @param is24HourView True for 24 hour mode. False for AM/PM mode.
*/
// 设置24小时制视图
public void set24HourView(boolean is24HourView) {
if (mIs24HourView == is24HourView) {
return;
}
mIs24HourView = is24HourView;
mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
// 24小时制隐藏AM/PM选择器
int hour = getCurrentHourOfDay();
updateHourControl();
setCurrentHour(hour);
updateAmPmControl();
}
// 更新日期控件
private void updateDateControl() {
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
// 从当前日期向前推4天
mDateSpinner.setDisplayedValues(null);
for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) {
cal.add(Calendar.DAY_OF_YEAR, 1);
mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal);
// 格式:月.日 星期几
}
mDateSpinner.setDisplayedValues(mDateDisplayValues);
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
// 设置当前为中间值第4天
mDateSpinner.invalidate();
// 重绘
}
// 更新AM/PM控件
private void updateAmPmControl() {
if (mIs24HourView) {
mAmPmSpinner.setVisibility(View.GONE);
// 24小时制隐藏
} else {
int index = mIsAm ? Calendar.AM : Calendar.PM;
// AM对应0PM对应1
mAmPmSpinner.setValue(index);
mAmPmSpinner.setVisibility(View.VISIBLE);
}
}
// 更新小时控件
private void updateHourControl() {
if (mIs24HourView) {
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW);
// 24小时制0-23
} else {
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW);
mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW);
// 12小时制1-12
}
}
/**
* Set the callback that indicates the 'Set' button has been pressed.
* @param callback the callback, if null will do nothing
*/
// 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
private void onDateTimeChanged() {
if (mOnDateTimeChangedListener != null) {
mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(),
getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute());
}
}
}

@ -1,122 +0,0 @@
/*
* 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;
public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
// 日期时间选择器对话框继承AlertDialog并实现点击监听器
private Calendar mDate = Calendar.getInstance();
// 日期日历对象
private boolean mIs24HourView;
// 是否为24小时制标志
private OnDateTimeSetListener mOnDateTimeSetListener;
// 日期时间设置监听器
private DateTimePicker mDateTimePicker;
// 日期时间选择器组件
public interface OnDateTimeSetListener {
// 日期时间设置监听器接口
void OnDateTimeSet(AlertDialog dialog, long date);
// 日期时间设置回调方法
}
public DateTimePickerDialog(Context context, long date) {
// 构造方法
super(context);
mDateTimePicker = new DateTimePicker(context);
// 创建日期时间选择器
setView(mDateTimePicker);
// 设置对话框视图
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
// 设置日期时间变化监听器
public void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
// 当日期时间选择器改变时更新mDate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);
updateTitle(mDate.getTimeInMillis());
// 更新对话框标题
}
});
mDate.setTimeInMillis(date);
// 设置初始日期时间
mDate.set(Calendar.SECOND, 0);
// 设置秒数为0
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
// 设置选择器的当前日期时间
// 设置对话框按钮
setButton(context.getString(R.string.datetime_dialog_ok), this);
// 确定按钮
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
// 取消按钮
set24HourView(DateFormat.is24HourFormat(this.getContext()));
// 根据系统设置决定是否为24小时制
updateTitle(mDate.getTimeInMillis());
// 初始化对话框标题
}
public void set24HourView(boolean is24HourView) {
// 设置24小时制视图
mIs24HourView = is24HourView;
}
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
// 设置日期时间设置监听器
mOnDateTimeSetListener = callBack;
}
private void updateTitle(long date) {
// 更新对话框标题
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
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;
// 这里有个bug两边都是DateUtils.FORMAT_24HOUR应该是三目运算符写错了
// 应该为flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_12HOUR;
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
// 设置格式化后的标题
}
public void onClick(DialogInterface arg0, int arg1) {
// 点击按钮回调
if (mOnDateTimeSetListener != null) {
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());
// 调用日期时间设置回调
}
}
}

@ -1,74 +0,0 @@
/*
* 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;
// 下拉菜单控件封装类
public class DropdownMenu {
// 触发下拉的按钮控件
private Button mButton;
// Android原生弹出菜单
private PopupMenu mPopupMenu;
// 菜单项容器
private Menu mMenu;
// 构造方法传入上下文、按钮和菜单资源ID
public DropdownMenu(Context context, Button button, int menuId) {
mButton = button;
// 设置按钮下拉图标样式
mButton.setBackgroundResource(R.drawable.dropdown_icon);
// 创建弹出菜单(以按钮为锚点)
mPopupMenu = new PopupMenu(context, mButton);
// 获取菜单对象
mMenu = mPopupMenu.getMenu();
// 加载菜单布局
mPopupMenu.getMenuInflater().inflate(menuId, mMenu);
// 点击按钮显示下拉菜单
mButton.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mPopupMenu.show();
}
});
}
// 设置菜单项点击监听器
public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
if (mPopupMenu != null) {
mPopupMenu.setOnMenuItemClickListener(listener);
}
}
// 根据ID查找菜单项
public MenuItem findItem(int id) {
return mMenu.findItem(id);
}
// 设置按钮显示文本
public void setTitle(CharSequence title) {
mButton.setText(title);
}
}

@ -1,93 +0,0 @@
/*
* 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;
```java
// 文件夹列表适配器继承CursorAdapter用于数据库游标数据展示
public class FoldersListAdapter extends CursorAdapter {
// 数据库查询投影字段(需要查询的列)
public static final String [] PROJECTION = {
NoteColumns.ID, // 文件夹ID列
NoteColumns.SNIPPET // 文件夹名称列使用SNIPPET字段存储名称
};
// 列索引常量,提高代码可读性
public static final int ID_COLUMN = 0; // ID列索引
public static final int NAME_COLUMN = 1; // 名称列索引
// 构造方法:初始化适配器
public FoldersListAdapter(Context context, Cursor c) {
super(context, c); // 调用父类构造方法
// TODO: 待补充初始化代码
}
// 创建新视图项(列表项)
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new FolderListItem(context); // 创建自定义列表项视图
}
// 绑定数据到视图项
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof FolderListItem) {
// 判断是否为根文件夹:根文件夹显示特殊名称,否则显示文件夹名称
String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
((FolderListItem) view).bind(folderName); // 绑定名称到视图
}
}
// 根据位置获取文件夹名称(供外部调用)
public String getFolderName(Context context, int position) {
Cursor cursor = (Cursor) getItem(position); // 获取当前位置的游标
// 同样的根文件夹判断逻辑
return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
}
// 自定义文件夹列表项视图(内部类)
private class FolderListItem extends LinearLayout {
private TextView mName; // 文件夹名称显示控件
// 构造方法:初始化列表项布局
public FolderListItem(Context context) {
super(context);
inflate(context, R.layout.folder_list_item, this); // 加载布局文件
mName = (TextView) findViewById(R.id.tv_folder_name); // 获取文本控件引用
}
// 绑定文件夹名称到文本控件
public void bind(String name) {
mName.setText(name);
}
}
}
```

@ -1,896 +0,0 @@
/*
* 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.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
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.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;
```java
// 便签编辑活动,实现多种监听器接口
public class NoteEditActivity extends Activity implements OnClickListener,
NoteSettingChangedListener, OnTextViewChangeListener {
// 头部视图持有者,用于缓存视图引用
private class HeadViewHolder {
public TextView tvModified; // 修改时间显示
public ImageView ivAlertIcon; // 提醒图标
public TextView tvAlertDate; // 提醒日期显示
public ImageView ibSetBgColor; // 设置背景颜色按钮
}
// 背景颜色选择器按钮ID与颜色ID的映射
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();
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ID与选中状态视图ID的映射
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
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);
}
// 字体大小选择器视图ID与字体大小ID的映射
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
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ID与选中状态视图ID的映射
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
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
// 视图引用
private HeadViewHolder mNoteHeaderHolder; // 头部视图持有者
private View mHeadViewPanel; // 头部面板
private View mNoteBgColorSelector; // 背景颜色选择器
private View mFontSizeSelector; // 字体大小选择器
private EditText mNoteEditor; // 便签编辑框
private View mNoteEditorPanel; // 编辑面板
private WorkingNote mWorkingNote; // 当前操作的便签对象
// 偏好设置相关
private SharedPreferences mSharedPrefs; // 共享偏好设置
private int mFontSizeId; // 当前字体大小ID
private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小偏好键
// 常量定义
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷方式标题最大长度
public static final String TAG_CHECKED = String.valueOf('\u221A'); // 复选框选中符号(√)
public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 复选框未选中符号(□)
// 列表模式相关
private LinearLayout mEditTextList; // 列表模式编辑容器
private String mUserQuery; // 用户搜索查询词
private Pattern mPattern; // 搜索高亮模式
// 创建活动
@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,失败则结束
if (savedInstanceState == null && !initActivityState(getIntent())) {
finish();
return;
}
initResources(); // 初始化资源
}
// 恢复实例状态(内存不足时可能被杀死)
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
// 从保存的状态中恢复便签ID
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
private boolean initActivityState(Intent intent) {
mWorkingNote = null;
// 处理查看便签的请求
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
mUserQuery = "";
// 处理从搜索结果进入的情况
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
}
// 检查便签是否存在
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {
Intent jump = new Intent(this, NotesListActivity.class);
startActivity(jump);
showToast(R.string.error_note_not_exist);
finish();
return false;
} else {
mWorkingNote = WorkingNote.load(this, noteId); // 加载便签
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);
} else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
// 新建或编辑便签
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));
// 解析通话记录便签
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;
// 查找已存在的通话记录便签
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 {
// 创建新的通话记录便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId);
mWorkingNote.convertToCallNote(phoneNumber, callDate);
}
} else {
// 创建普通便签
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;
}
mWorkingNote.setOnSettingStatusChangedListener(this); // 设置监听器
return true;
}
// 活动恢复时调用
@Override
protected void onResume() {
super.onResume();
initNoteScreen(); // 初始化便签界面
}
// 初始化便签界面显示
private void initNoteScreen() {
// 设置字体大小
mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId));
// 根据模式初始化界面
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
switchToListMode(mWorkingNote.getContent()); // 切换到列表模式
} else {
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mNoteEditor.setSelection(mNoteEditor.getText().length()); // 光标移至末尾
}
// 隐藏所有背景选择器选中状态
for (Integer id : sBgSelectorSelectionMap.keySet()) {
findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE);
}
// 设置背景
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
// 设置修改时间
mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this,
mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE
| DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME
| DateUtils.FORMAT_SHOW_YEAR));
showAlertHeader(); // 显示提醒头部
}
// 显示提醒头部信息
private void showAlertHeader() {
if (mWorkingNote.hasClockAlert()) {
long time = System.currentTimeMillis();
if (time > mWorkingNote.getAlertDate()) {
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); // 提醒已过期
} else {
mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); // 相对时间
}
mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE);
} else {
mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE);
};
}
// 处理新Intent例如从搜索进入
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
initActivityState(intent); // 重新初始化活动状态
}
// 保存实例状态
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// 新便签需要先保存以生成ID
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); // 保存便签ID
Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState");
}
// 分发触摸事件,用于隐藏选择器
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
// 点击背景颜色选择器外部时隐藏
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mNoteBgColorSelector, ev)) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
}
// 点击字体大小选择器外部时隐藏
if (mFontSizeSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mFontSizeSelector, ev)) {
mFontSizeSelector.setVisibility(View.GONE);
return true;
}
return super.dispatchTouchEvent(ev);
}
// 判断触摸点是否在视图范围内
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;
}
// 初始化资源(视图绑定等)
private void initResources() {
// 绑定头部视图
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.btn_set_bg_color);
mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); // 设置点击监听
// 绑定编辑相关视图
mNoteEditor = (EditText) findViewById(R.id.note_edit_view);
mNoteEditorPanel = findViewById(R.id.sv_note_edit);
// 绑定背景颜色选择器并设置点击监听
mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector);
for (int id : sBgSelectorBtnsMap.keySet()) {
ImageView iv = (ImageView) findViewById(id);
iv.setOnClickListener(this);
}
// 绑定字体大小选择器并设置点击监听
mFontSizeSelector = findViewById(R.id.font_size_selector);
for (int id : sFontSizeBtnsMap.keySet()) {
View view = findViewById(id);
view.setOnClickListener(this);
};
// 初始化偏好设置
mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
// 修复字体大小ID超出范围的bug
if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) {
mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE;
}
mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); // 列表模式容器
}
// 活动暂停时保存便签
@Override
protected void onPause() {
super.onPause();
if(saveNote()) {
Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length());
}
clearSettingState(); // 清理设置状态
}
// 更新桌面小部件
private void updateWidget() {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// 根据小部件类型设置对应的接收器
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() // 小部件ID
});
sendBroadcast(intent);
setResult(RESULT_OK, intent);
}
// 点击事件处理
public void onClick(View v) {
int id = v.getId();
if (id == R.id.btn_set_bg_color) {
// 显示背景颜色选择器
mNoteBgColorSelector.setVisibility(View.VISIBLE);
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.VISIBLE);
} else if (sBgSelectorBtnsMap.containsKey(id)) {
// 背景颜色选择
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.GONE);
mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); // 设置新背景颜色
mNoteBgColorSelector.setVisibility(View.GONE); // 隐藏选择器
} else if (sFontSizeBtnsMap.containsKey(id)) {
// 字体大小选择
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE);
mFontSizeId = sFontSizeBtnsMap.get(id); // 设置新字体大小
mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); // 保存偏好
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
// 根据模式更新字体显示
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
getWorkingText();
switchToListMode(mWorkingNote.getContent());
} else {
mNoteEditor.setTextAppearance(this,
TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
}
mFontSizeSelector.setVisibility(View.GONE); // 隐藏选择器
}
}
// 返回键处理
@Override
public void onBackPressed() {
if(clearSettingState()) { // 如果隐藏了选择器,则不退出
return;
}
saveNote(); // 保存便签
super.onBackPressed(); // 执行默认返回
}
// 清理设置状态(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;
}
// 背景颜色改变回调
public void onBackgroundColorChanged() {
// 显示新背景颜色的选中状态
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.VISIBLE);
// 更新背景
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
}
// 准备选项菜单
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
if (isFinishing()) {
return true;
}
clearSettingState(); // 清理设置状态
menu.clear(); // 清除旧菜单
// 根据便签类型加载不同菜单
if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {
getMenuInflater().inflate(R.menu.call_note_edit, menu); // 通话记录菜单
} else {
getMenuInflater().inflate(R.menu.note_edit, menu); // 普通便签菜单
}
// 根据列表模式设置菜单项文本
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/隐藏菜单项
if (mWorkingNote.hasClockAlert()) {
menu.findItem(R.id.menu_alert).setVisible(false);
} else {
menu.findItem(R.id.menu_delete_remind).setVisible(false);
}
return true;
}
// 菜单项选择处理
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_note:
createNewNote(); // 新建便签
break;
case R.id.menu_delete:
// 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_note));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
deleteCurrentNote(); // 删除当前便签
finish();
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case R.id.menu_font_size:
// 显示字体大小选择器
mFontSizeSelector.setVisibility(View.VISIBLE);
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
break;
case R.id.menu_list_mode:
// 切换列表模式
mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
TextNote.MODE_CHECK_LIST : 0);
break;
case R.id.menu_share:
// 分享便签
getWorkingText();
sendTo(this, mWorkingNote.getContent());
break;
case R.id.menu_send_to_desktop:
// 发送到桌面快捷方式
sendToDesktop();
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;
default:
break;
}
return true;
}
// 设置提醒时间
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); // 设置提醒日期
}
});
d.show();
}
// 分享便签内容
private void sendTo(Context context, String info) {
Intent intent = new Intent(Intent.ACTION_SEND);
intent.putExtra(Intent.EXTRA_TEXT, info);
intent.setType("text/plain"); // 纯文本类型
context.startActivity(intent);
}
// 创建新便签
private void createNewNote() {
saveNote(); // 先保存当前便签
finish(); // 结束当前活动
// 启动新的便签编辑活动
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);
}
// 删除当前便签
private void deleteCurrentNote() {
if (mWorkingNote.existInDatabase()) {
HashSet<Long> ids = new HashSet<Long>();
long id = mWorkingNote.getNoteId();
if (id != Notes.ID_ROOT_FOLDER) {
ids.add(id);
} else {
Log.d(TAG, "Wrong note id, should not happen");
}
// 根据同步模式选择删除方式
if (!isSyncMode()) {
if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {
Log.e(TAG, "Delete Note error");
}
} else {
if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
}
}
}
mWorkingNote.markDeleted(true); // 标记为已删除
}
// 检查是否为同步模式
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
// 提醒时间改变回调
public void onClockAlertChanged(long date, boolean set) {
// 未保存的便签需要先保存
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
// 设置闹钟提醒
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(); // 更新提醒显示
if(!set) {
alarmManager.cancel(pendingIntent); // 取消提醒
} else {
alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); // 设置提醒
}
} else {
// 空便签不能设置提醒
Log.e(TAG, "Clock alert setting error");
showToast(R.string.error_note_empty_for_clock);
}
}
// 小部件改变回调
public void onWidgetChanged() {
updateWidget(); // 更新小部件
}
// 列表模式:删除文本项回调
public void onEditTextDelete(int index, String text) {
int childCount = mEditTextList.getChildCount();
if (childCount == 1) { // 至少保留一项
return;
}
// 更新后续项的索引
for (int i = index + 1; i < childCount; i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i - 1);
}
mEditTextList.removeViewAt(index); // 删除视图
NoteEditText edit = null;
// 确定焦点位置
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); // 将删除的文本追加到前一项
edit.requestFocus();
edit.setSelection(length);
}
// 列表模式:回车换行回调
public void onEditTextEnter(int index, String text) {
if(index > mEditTextList.getChildCount()) {
Log.e(TAG, "Index out of mEditTextList boundrary, should not happen");
}
View view = getListItem(text, index); // 创建新列表项
mEditTextList.addView(view, index); // 插入视图
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.requestFocus();
edit.setSelection(0);
// 更新后续项的索引
for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i);
}
}
// 切换到列表模式
private void switchToListMode(String text) {
mEditTextList.removeAllViews(); // 清除旧视图
String[] items = text.split("\n"); // 按换行符分割
int index = 0;
for (String item : items) {
if(!TextUtils.isEmpty(item)) {
mEditTextList.addView(getListItem(item, index)); // 添加列表项
index++;
}
}
mEditTextList.addView(getListItem("", index)); // 添加空项用于输入
mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); // 聚焦
mNoteEditor.setVisibility(View.GONE); // 隐藏普通编辑器
mEditTextList.setVisibility(View.VISIBLE); // 显示列表容器
}
// 获取搜索高亮结果
private Spannable getHighlightQueryResult(String fullText, String userQuery) {
SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);
if (!TextUtils.isEmpty(userQuery)) {
mPattern = Pattern.compile(userQuery); // 编译搜索模式
Matcher m = mPattern.matcher(fullText);
int start = 0;
// 为所有匹配项添加高亮背景
while (m.find(start)) {
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;
}
// 获取列表项视图
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));
CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item));
// 复选框状态改变监听
cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); // 添加删除线
} else {
edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); // 恢复正常
}
}
});
// 解析复选框状态标记
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(); // 移除标记
} 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(); // 移除标记
}
edit.setOnTextViewChangeListener(this); // 设置文本变化监听
edit.setIndex(index); // 设置索引
edit.setText(getHighlightQueryResult(item, mUserQuery)); // 设置文本(带高亮)
return view;
}
// 文本变化回调(列表模式)
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);
}
}
// 列表模式改变回调
public void onCheckListModeChanged(int oldMode, int newMode) {
if (newMode == TextNote.MODE_CHECK_LIST) {
// 切换到列表模式
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); // 隐藏列表
mNoteEditor.setVisibility(View.VISIBLE); // 显示编辑器
}
}
// 获取工作文本(当前编辑内容)
private boolean getWorkingText() {
boolean hasChecked = false;
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
// 列表模式:拼接所有项
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())) {
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:直接获取编辑器文本
mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
}
return hasChecked;
}
// 保存便签
private boolean saveNote() {
getWorkingText(); // 获取当前文本
boolean saved = mWorkingNote.saveNote(); // 保存到数据库
if (saved) {
setResult(RESULT_OK); // 设置返回结果
}
return saved;
}
// 发送到桌面快捷方式
private void sendToDesktop() {
// 确保便签已保存
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
// 创建快捷方式Intent
Intent sender = new Intent();
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

@ -1,235 +0,0 @@
/*
* 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;
```java
// 自定义便签编辑文本控件扩展EditText功能
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
// 协议与操作字符串资源的映射
private static final Map<String, Integer> sSchemaActionResMap = new HashMap<String, Integer>();
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
}
// 文本变化监听器接口由NoteEditActivity实现
public interface OnTextViewChangeListener {
/**
*
*/
void onEditTextDelete(int index, String text);
/**
*
*/
void onEditTextEnter(int index, String text);
/**
* /
*/
void onTextChange(int index, boolean hasText);
}
private OnTextViewChangeListener mOnTextViewChangeListener; // 监听器引用
// 构造方法1简单构造
public NoteEditText(Context context) {
super(context, null);
mIndex = 0; // 默认索引为0
}
// 设置当前索引
public void setIndex(int index) {
mIndex = index;
}
// 设置文本变化监听器
public void setOnTextViewChangeListener(OnTextViewChangeListener listener) {
mOnTextViewChangeListener = listener;
}
// 构造方法2带属性集
public NoteEditText(Context context, AttributeSet attrs) {
super(context, attrs, android.R.attr.editTextStyle);
}
// 构造方法3带属性集和样式
public NoteEditText(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
// TODO: 待补充初始化代码
}
// 触摸事件处理:实现精确点击定位
@Override
public boolean onTouchEvent(MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN: // 按下事件
// 计算触摸点对应的文本偏移量
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); // 获取水平方向偏移
Selection.setSelection(getText(), off); // 设置选中位置
break;
}
return super.onTouchEvent(event); // 调用父类处理
}
// 按键按下事件
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_ENTER: // 回车键
if (mOnTextViewChangeListener != null) {
return false; // 由监听器处理
}
break;
case KeyEvent.KEYCODE_DEL: // 删除键
mSelectionStartBeforeDelete = getSelectionStart(); // 保存删除前位置
break;
default:
break;
}
return super.onKeyDown(keyCode, event);
}
// 按键释放事件
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
switch(keyCode) {
case KeyEvent.KEYCODE_DEL: // 删除键释放
if (mOnTextViewChangeListener != null) {
// 如果在开头删除且不是第一个编辑框,则删除整个编辑框
if (0 == mSelectionStartBeforeDelete && mIndex != 0) {
mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString());
return true; // 已处理
}
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
}
break;
case KeyEvent.KEYCODE_ENTER: // 回车键释放
if (mOnTextViewChangeListener != null) {
int selectionStart = getSelectionStart(); // 获取光标位置
// 分割文本:光标后部分作为新编辑框内容
String text = getText().subSequence(selectionStart, length()).toString();
setText(getText().subSequence(0, selectionStart)); // 保留光标前部分
mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); // 插入新编辑框
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
}
break;
default:
break;
}
return super.onKeyUp(keyCode, event);
}
// 焦点变化回调
@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
if (mOnTextViewChangeListener != null) {
// 失去焦点且文本为空时隐藏选项,否则显示选项
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(长按菜单)
@Override
protected void onCreateContextMenu(ContextMenu menu) {
if (getText() instanceof Spanned) { // 检查是否为富文本
int selStart = getSelectionStart(); // 选择起始位置
int selEnd = getSelectionEnd(); // 选择结束位置
int min = Math.min(selStart, selEnd); // 获取较小值
int max = Math.max(selStart, selEnd); // 获取较大值
// 获取选中范围内的URL链接
final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class);
if (urls.length == 1) { // 只有一个链接时
int defaultResId = 0;
// 根据URL协议类型确定菜单项文本
for(String schema: sSchemaActionResMap.keySet()) {
if(urls[0].getURL().indexOf(schema) >= 0) {
defaultResId = sSchemaActionResMap.get(schema);
break;
}
}
if (defaultResId == 0) {
defaultResId = R.string.note_link_other; // 其他类型链接
}
// 添加上下文菜单项
menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
new OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
// 点击后打开链接
urls[0].onClick(NoteEditText.this);
return true;
}
});
}
}
super.onCreateContextMenu(menu); // 调用父类创建默认菜单
}
}
```

@ -1,259 +0,0 @@
/*
* 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.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;
```java
// 便签项数据类,封装便签的数据库记录信息
public class NoteItemData {
// 数据库查询投影字段(需要查询的列)
static final String [] PROJECTION = new String [] {
NoteColumns.ID, // 便签ID
NoteColumns.ALERTED_DATE, // 提醒日期
NoteColumns.BG_COLOR_ID, // 背景颜色ID
NoteColumns.CREATED_DATE, // 创建日期
NoteColumns.HAS_ATTACHMENT, // 是否有附件
NoteColumns.MODIFIED_DATE, // 修改日期
NoteColumns.NOTES_COUNT, // 子项数量(针对文件夹)
NoteColumns.PARENT_ID, // 父文件夹ID
NoteColumns.SNIPPET, // 便签内容摘要
NoteColumns.TYPE, // 类型(便签/文件夹)
NoteColumns.WIDGET_ID, // 桌面小部件ID
NoteColumns.WIDGET_TYPE, // 桌面小部件类型
};
// 列索引常量,提高代码可读性
private static final int ID_COLUMN = 0; // ID列索引
private static final int ALERTED_DATE_COLUMN = 1; // 提醒日期列索引
private static final int BG_COLOR_ID_COLUMN = 2; // 背景颜色ID列索引
private static final int CREATED_DATE_COLUMN = 3; // 创建日期列索引
private static final int HAS_ATTACHMENT_COLUMN = 4; // 附件标志列索引
private static final int MODIFIED_DATE_COLUMN = 5; // 修改日期列索引
private static final int NOTES_COUNT_COLUMN = 6; // 便签数量列索引
private static final int PARENT_ID_COLUMN = 7; // 父ID列索引
private static final int SNIPPET_COLUMN = 8; // 摘要列索引
private static final int TYPE_COLUMN = 9; // 类型列索引
private static final int WIDGET_ID_COLUMN = 10; // 小部件ID列索引
private static final int WIDGET_TYPE_COLUMN = 11; // 小部件类型列索引
// 数据字段
private long mId; // 便签ID
private long mAlertDate; // 提醒日期
private int mBgColorId; // 背景颜色ID
private long mCreatedDate; // 创建日期
private boolean mHasAttachment; // 是否有附件
private long mModifiedDate; // 修改日期
private int mNotesCount; // 子便签数量(文件夹用)
private long mParentId; // 父文件夹ID
private String mSnippet; // 内容摘要
private int mType; // 类型:便签/文件夹
private int mWidgetId; // 桌面小部件ID
private int mWidgetType; // 桌面小部件类型
private String mName; // 联系人姓名(通话记录用)
private String mPhoneNumber; // 电话号码(通话记录用)
// 位置状态标志
private boolean mIsLastItem; // 是否为最后一项
private boolean mIsFirstItem; // 是否为第一项
private boolean mIsOnlyOneItem; // 是否只有一项
private boolean mIsOneNoteFollowingFolder; // 是否是一个便签跟在文件夹后面
private boolean mIsMultiNotesFollowingFolder;// 是否是多个便签跟在文件夹后面
// 构造方法从Cursor解析数据
public NoteItemData(Context context, Cursor cursor) {
// 从游标中读取各字段数据
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);
mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN);
mParentId = cursor.getLong(PARENT_ID_COLUMN);
mSnippet = cursor.getString(SNIPPET_COLUMN);
// 移除便签中的复选框标记符号
mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace(
NoteEditActivity.TAG_UNCHECKED, "");
mType = cursor.getInt(TYPE_COLUMN);
mWidgetId = cursor.getInt(WIDGET_ID_COLUMN);
mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
mPhoneNumber = "";
// 如果是通话记录文件夹中的便签
if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
// 获取电话号码
mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
if (!TextUtils.isEmpty(mPhoneNumber)) {
// 根据电话号码查询联系人姓名
mName = Contact.getContact(context, mPhoneNumber);
if (mName == null) {
mName = mPhoneNumber; // 无联系人则显示电话号码
}
}
}
if (mName == null) {
mName = "";
}
checkPostion(cursor); // 检查当前位置状态
}
// 检查当前项在列表中的位置状态
private void checkPostion(Cursor cursor) {
mIsLastItem = cursor.isLast() ? true : false; // 是否为最后一项
mIsFirstItem = cursor.isFirst() ? true : false; // 是否为第一项
mIsOnlyOneItem = (cursor.getCount() == 1); // 是否只有一项
mIsMultiNotesFollowingFolder = false;
mIsOneNoteFollowingFolder = false;
// 检查是否是一个/多个便签跟在文件夹后面用于UI分隔线显示
if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
int position = cursor.getPosition();
if (cursor.moveToPrevious()) { // 移动到前一项
// 如果前一项是文件夹类型
if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
if (cursor.getCount() > (position + 1)) {
mIsMultiNotesFollowingFolder = true; // 多个便签在文件夹后
} else {
mIsOneNoteFollowingFolder = true; // 单个便签在文件夹后
}
}
// 移回当前位置
if (!cursor.moveToNext()) {
throw new IllegalStateException("cursor move to previous but can't move back");
}
}
}
}
// 位置状态判断方法
public boolean isOneFollowingFolder() {
return mIsOneNoteFollowingFolder; // 是否是单个便签跟在文件夹后
}
public boolean isMultiFollowingFolder() {
return mIsMultiNotesFollowingFolder; // 是否是多个便签跟在文件夹后
}
public boolean isLast() {
return mIsLastItem; // 是否为最后一项
}
public String getCallName() {
return mName; // 获取联系人姓名(通话记录用)
}
public boolean isFirst() {
return mIsFirstItem; // 是否为第一项
}
public boolean isSingle() {
return mIsOnlyOneItem; // 是否只有一项
}
// Getter方法获取便签ID
public long getId() {
return mId;
}
// Getter方法获取提醒日期
public long getAlertDate() {
return mAlertDate;
}
// Getter方法获取创建日期
public long getCreatedDate() {
return mCreatedDate;
}
// Getter方法检查是否有附件
public boolean hasAttachment() {
return mHasAttachment;
}
// Getter方法获取修改日期
public long getModifiedDate() {
return mModifiedDate;
}
// Getter方法获取背景颜色ID
public int getBgColorId() {
return mBgColorId;
}
// Getter方法获取父文件夹ID
public long getParentId() {
return mParentId;
}
// Getter方法获取子便签数量
public int getNotesCount() {
return mNotesCount;
}
// Getter方法获取文件夹ID与getParentId相同
public long getFolderId () {
return mParentId;
}
// Getter方法获取类型便签/文件夹)
public int getType() {
return mType;
}
// Getter方法获取桌面小部件类型
public int getWidgetType() {
return mWidgetType;
}
// Getter方法获取桌面小部件ID
public int getWidgetId() {
return mWidgetId;
}
// Getter方法获取内容摘要
public String getSnippet() {
return mSnippet;
}
// 判断方法:是否有提醒设置
public boolean hasAlert() {
return (mAlertDate > 0);
}
// 判断方法:是否为通话记录
public boolean isCallRecord() {
return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber));
}
// 静态方法:从游标获取便签类型
public static int getNoteType(Cursor cursor) {
return cursor.getInt(TYPE_COLUMN);
}
}
```

@ -1,982 +0,0 @@
/*
* 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.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
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.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.ListView;
import android.widget.PopupMenu;
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;
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;
```java
// 便签列表活动,负责显示和管理便签/文件夹列表
// 便签列表活动,负责显示和管理便签/文件夹列表
public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener {
// 查询令牌常量
private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; // 文件夹便签列表查询
private static final int FOLDER_LIST_QUERY_TOKEN = 1; // 文件夹列表查询
// 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; // 重命名文件夹
// 偏好设置键:是否已添加介绍便签
private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction";
// 列表编辑状态枚举
private enum ListEditState {
NOTE_LIST, // 根目录列表
SUB_FOLDER, // 子文件夹
CALL_RECORD_FOLDER // 通话记录文件夹
};
private ListEditState mState; // 当前状态
private BackgroundQueryHandler mBackgroundQueryHandler; // 后台查询处理器
private NotesListAdapter mNotesListAdapter; // 列表适配器
private ListView mNotesListView; // 列表视图
private Button mAddNewNote; // 添加新便签按钮
private boolean mDispatch; // 是否分发触摸事件标志
private int mOriginY; // 触摸起始Y坐标
private int mDispatchY; // 分发事件的Y坐标
private TextView mTitleBar; // 标题栏
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; // 当前焦点便签数据项
// SQL查询条件
private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; // 普通查询
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)"; // 根文件夹查询
// 请求码常量
private final static int REQUEST_CODE_OPEN_NODE = 102; // 打开便签请求码
private final static int REQUEST_CODE_NEW_NODE = 103; // 新建便签请求码
// 创建活动
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.note_list); // 设置布局
initResources(); // 初始化资源
// 首次使用时添加介绍便签
setAppInfoFromRawRes();
}
// 活动结果回调
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == RESULT_OK
&& (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) {
mNotesListAdapter.changeCursor(null); // 清空游标,触发重新查询
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
// 从资源文件设置应用介绍便签
private void setAppInfoFromRawRes() {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
// 检查是否已添加介绍便签
if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) {
StringBuilder sb = new StringBuilder();
InputStream in = null;
try {
in = getResources().openRawResource(R.raw.introduction); // 读取原始资源
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); // 读取文件内容
}
} else {
Log.e(TAG, "Read introduction file error");
return;
}
} catch (IOException e) {
e.printStackTrace();
return;
} finally {
if(in != null) {
try {
in.close(); // 关闭输入流
} catch (IOException e) {
e.printStackTrace();
}
}
}
// 创建介绍便签
WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER,
AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE,
ResourceParser.RED);
note.setWorkingText(sb.toString()); // 设置内容
if (note.saveNote()) { // 保存便签
sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit(); // 更新偏好设置
} else {
Log.e(TAG, "Save introduction note error");
return;
}
}
}
// 活动启动时开始异步查询
@Override
protected void onStart() {
super.onStart();
startAsyncNotesListQuery(); // 开始异步查询便签列表
}
// 初始化资源
private void initResources() {
mContentResolver = this.getContentResolver(); // 获取内容解析器
mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); // 创建后台查询处理器
mCurrentFolderId = Notes.ID_ROOT_FOLDER; // 初始化为根文件夹
mNotesListView = (ListView) findViewById(R.id.notes_list); // 获取列表视图
// 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); // 创建适配器
mNotesListView.setAdapter(mNotesListAdapter); // 设置适配器
mAddNewNote = (Button) findViewById(R.id.btn_new_note); // 获取添加按钮
mAddNewNote.setOnClickListener(this); // 设置点击监听
mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); // 设置触摸监听
mDispatch = false; // 初始化事件分发标志
mDispatchY = 0; // 初始化分发Y坐标
mOriginY = 0; // 初始化原始Y坐标
mTitleBar = (TextView) findViewById(R.id.tv_title_bar); // 获取标题栏
mState = ListEditState.NOTE_LIST; // 初始状态为便签列表
mModeCallBack = new ModeCallback(); // 创建多选模式回调
}
// 多选模式回调类(批量操作)
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
// 创建操作模式
public boolean onCreateActionMode(ActionMode mode, Menu menu) {
getMenuInflater().inflate(R.menu.note_list_options, menu); // 加载菜单布局
menu.findItem(R.id.delete).setOnMenuItemClickListener(this); // 设置删除监听
mMoveMenu = menu.findItem(R.id.move); // 获取移动菜单项
// 根据条件显示/隐藏移动菜单
if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER
|| DataUtils.getUserFolderCount(mContentResolver) == 0) {
mMoveMenu.setVisible(false); // 隐藏移动菜单
} else {
mMoveMenu.setVisible(true); // 显示移动菜单
mMoveMenu.setOnMenuItemClickListener(this); // 设置点击监听
}
mActionMode = mode; // 保存操作模式引用
mNotesListAdapter.setChoiceMode(true); // 设置适配器为选择模式
mNotesListView.setLongClickable(false); // 禁用长按
mAddNewNote.setVisibility(View.GONE); // 隐藏添加按钮
// 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); // 创建下拉菜单
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;
}
// 更新菜单显示
private void updateMenu() {
int selectedCount = mNotesListAdapter.getSelectedCount(); // 获取选中数量
// 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); // 设置为选中状态
item.setTitle(R.string.menu_deselect_all); // 显示取消全选
} else {
item.setChecked(false); // 设置为未选中
item.setTitle(R.string.menu_select_all); // 显示全选
}
}
}
public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
return false; // 不准备菜单
}
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
return false; // 不处理操作项点击
}
// 销毁操作模式
public void onDestroyActionMode(ActionMode mode) {
mNotesListAdapter.setChoiceMode(false); // 退出选择模式
mNotesListView.setLongClickable(true); // 启用长按
mAddNewNote.setVisibility(View.VISIBLE); // 显示添加按钮
}
// 结束操作模式
public void finishActionMode() {
mActionMode.finish();
}
// 列表项选中状态变化
public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
boolean checked) {
mNotesListAdapter.setCheckedItem(position, checked); // 更新选中状态
updateMenu(); // 更新菜单
}
// 菜单项点击处理
public boolean onMenuItemClick(MenuItem item) {
if (mNotesListAdapter.getSelectedCount() == 0) {
Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none),
Toast.LENGTH_SHORT).show(); // 提示未选择任何项
return true;
}
switch (item.getItemId()) {
case R.id.delete: // 删除操作
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(); // 批量删除
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show(); // 显示确认对话框
break;
case R.id.move: // 移动操作
startQueryDestinationFolders(); // 查询目标文件夹
break;
default:
return false;
}
return true;
}
}
// 新便签按钮触摸监听器(实现特殊触摸事件分发)
private class NewNoteOnTouchListener implements OnTouchListener {
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN: { // 按下事件
Display display = getWindowManager().getDefaultDisplay();
int screenHeight = display.getHeight(); // 屏幕高度
int newNoteViewHeight = mAddNewNote.getHeight(); // 按钮高度
int start = screenHeight - newNoteViewHeight; // 按钮起始Y坐标
int eventY = start + (int) event.getY(); // 事件绝对Y坐标
// 减去标题栏高度(子文件夹状态)
if (mState == ListEditState.SUB_FOLDER) {
eventY -= mTitleBar.getHeight();
start -= mTitleBar.getHeight();
}
/**
*
* y=-0.12x+94
* UI
*/
if (event.getY() < (event.getX() * (-0.12) + 94)) {
// 获取列表最后一个子视图
View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1
- mNotesListView.getFooterViewsCount());
if (view != null && view.getBottom() > start
&& (view.getTop() < (start + 94))) {
mOriginY = (int) event.getY(); // 保存原始Y坐标
mDispatchY = eventY; // 设置分发Y坐标
event.setLocation(event.getX(), mDispatchY); // 修改事件位置
mDispatch = true; // 标记为分发状态
return mNotesListView.dispatchTouchEvent(event); // 分发给列表视图
}
}
break;
}
case MotionEvent.ACTION_MOVE: { // 移动事件
if (mDispatch) {
mDispatchY += (int) event.getY() - mOriginY; // 更新分发Y坐标
event.setLocation(event.getX(), mDispatchY); // 修改事件位置
return mNotesListView.dispatchTouchEvent(event); // 继续分发
}
break;
}
default: { // 其他事件(抬起等)
if (mDispatch) {
event.setLocation(event.getX(), mDispatchY); // 修改事件位置
mDispatch = false; // 清除分发标记
return mNotesListView.dispatchTouchEvent(event); // 分发最终事件
}
break;
}
}
return false; // 不处理事件
}
};
// 开始异步查询便签列表
private void startAsyncNotesListQuery() {
String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION
: NORMAL_SELECTION; // 根据文件夹ID选择查询条件
mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
String.valueOf(mCurrentFolderId) // 参数文件夹ID
}, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); // 排序:文件夹在前,按修改时间降序
}
// 后台查询处理器(异步查询数据库)
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: // 便签列表查询完成
mNotesListAdapter.changeCursor(cursor); // 更新适配器游标
break;
case FOLDER_LIST_QUERY_TOKEN: // 文件夹列表查询完成
if (cursor != null && cursor.getCount() > 0) {
showFolderListMenu(cursor); // 显示文件夹选择菜单
} else {
Log.e(TAG, "Query folder failed");
}
break;
default:
return;
}
}
}
// 显示文件夹选择菜单(用于移动操作)
private void showFolderListMenu(Cursor cursor) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(R.string.menu_title_select_folder); // 设置标题
final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); // 创建文件夹适配器
builder.setAdapter(adapter, new DialogInterface.OnClickListener() {
// 文件夹选择回调
public void onClick(DialogInterface dialog, int which) {
// 批量移动到选中的文件夹
DataUtils.batchMoveToFolder(mContentResolver,
mNotesListAdapter.getSelectedItemIds(), adapter.getItemId(which));
Toast.makeText(
NotesListActivity.this,
getString(R.string.format_move_notes_to_folder,
mNotesListAdapter.getSelectedCount(),
adapter.getFolderName(NotesListActivity.this, which)), // 显示移动结果
Toast.LENGTH_SHORT).show();
mModeCallBack.finishActionMode(); // 结束多选模式
}
});
builder.show(); // 显示对话框
}
// 创建新便签
private void createNewNote() {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT); // 插入或编辑操作
intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); // 传递当前文件夹ID
this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); // 启动便签编辑活动
}
// 批量删除选中的便签
private void batchDelete() {
new AsyncTask<Void, Void, HashSet<AppWidgetAttribute>>() {
protected HashSet<AppWidgetAttribute> doInBackground(Void... unused) {
HashSet<AppWidgetAttribute> widgets = mNotesListAdapter.getSelectedWidget(); // 获取关联的小部件
if (!isSyncMode()) { // 非同步模式:直接删除
if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter
.getSelectedItemIds())) {
} else {
Log.e(TAG, "Delete notes error, should not happens");
}
} else { // 同步模式: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; // 返回小部件集合
}
@Override
protected void onPostExecute(HashSet<AppWidgetAttribute> widgets) {
if (widgets != null) {
for (AppWidgetAttribute widget : widgets) {
// 更新关联的小部件
if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
updateWidget(widget.widgetId, widget.widgetType);
}
}
}
mModeCallBack.finishActionMode(); // 结束多选模式
}
}.execute(); // 执行异步任务
}
// 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;
}
HashSet<Long> ids = new HashSet<Long>();
ids.add(folderId); // 添加文件夹ID
HashSet<AppWidgetAttribute> widgets = DataUtils.getFolderNoteWidget(mContentResolver,
folderId); // 获取文件夹下便签的小部件
if (!isSyncMode()) { // 非同步模式:直接删除
DataUtils.batchDeleteNotes(mContentResolver, ids);
} else { // 同步模式:移动到回收站
DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER);
}
// 更新关联的小部件
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);
}
}
}
}
// 打开便签(编辑)
private void openNode(NoteItemData data) {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW); // 查看操作
intent.putExtra(Intent.EXTRA_UID, data.getId()); // 传递便签ID
this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); // 启动便签编辑活动
}
// 打开文件夹(进入子文件夹)
private void openFolder(NoteItemData data) {
mCurrentFolderId = data.getId(); // 更新当前文件夹ID
startAsyncNotesListQuery(); // 查询子文件夹内容
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mState = ListEditState.CALL_RECORD_FOLDER; // 设置状态为通话记录文件夹
mAddNewNote.setVisibility(View.GONE); // 隐藏添加按钮(通话记录不能新建)
} else {
mState = ListEditState.SUB_FOLDER; // 设置状态为子文件夹
}
// 更新标题栏
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mTitleBar.setText(R.string.call_record_folder_name); // 显示通话记录文件夹名称
} else {
mTitleBar.setText(data.getSnippet()); // 显示文件夹名称
}
mTitleBar.setVisibility(View.VISIBLE); // 显示标题栏
}
// 按钮点击事件
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_new_note: // 新建便签按钮
createNewNote();
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); // 强制显示
}
}
// 隐藏软键盘
private void hideSoftInput(View view) {
InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); // 隐藏键盘
}
// 显示创建/修改文件夹对话框
private void showCreateOrModifyFolderDialog(final boolean create) {
final AlertDialog.Builder builder = new AlertDialog.Builder(this);
View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); // 加载对话框布局
final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); // 文件夹名称输入框
showSoftInput(); // 显示软键盘
if (!create) { // 修改文件夹名称
if (mFocusNoteDataItem != null) {
etName.setText(mFocusNoteDataItem.getSnippet()); // 设置当前文件夹名称
builder.setTitle(getString(R.string.menu_folder_change_name)); // 设置标题
} else {
Log.e(TAG, "The long click data item is null");
return;
}
} else { // 创建新文件夹
etName.setText(""); // 清空输入框
builder.setTitle(this.getString(R.string.menu_create_folder)); // 设置标题
}
builder.setPositiveButton(android.R.string.ok, null); // 确定按钮(后续自定义)
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(); // 显示对话框
final Button positive = (Button)dialog.findViewById(android.R.id.button1); // 获取确定按钮
positive.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
hideSoftInput(etName); // 隐藏软键盘
String name = etName.getText().toString(); // 获取输入的名称
// 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(); // 显示错误提示
etName.setSelection(0, etName.length()); // 全选文本
return;
}
if (!create) { // 修改文件夹名称
if (!TextUtils.isEmpty(name)) {
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name); // 设置新名称
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 设置类型
values.put(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地修改
// 更新数据库
mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID
+ "=?", new String[] {
String.valueOf(mFocusNoteDataItem.getId()) // 指定要更新的文件夹
});
}
} else if (!TextUtils.isEmpty(name)) { // 创建新文件夹
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name); // 设置名称
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 设置类型
mContentResolver.insert(Notes.CONTENT_NOTE_URI, values); // 插入数据库
}
dialog.dismiss(); // 关闭对话框
}
});
// 初始状态:如果输入框为空,禁用确定按钮
if (TextUtils.isEmpty(etName.getText())) {
positive.setEnabled(false);
}
// 添加文本变化监听,动态启用/禁用确定按钮
etName.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) {
if (TextUtils.isEmpty(etName.getText())) {
positive.setEnabled(false); // 空文本时禁用
} else {
positive.setEnabled(true); // 有文本时启用
}
}
public void afterTextChanged(Editable s) {
}
});
}
// 返回键处理
@Override
public void onBackPressed() {
switch (mState) {
case SUB_FOLDER: // 子文件夹状态:返回到根目录
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
startAsyncNotesListQuery(); // 重新查询根目录
mTitleBar.setVisibility(View.GONE); // 隐藏标题栏
break;
case CALL_RECORD_FOLDER: // 通话记录文件夹:返回到根目录
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
mAddNewNote.setVisibility(View.VISIBLE); // 显示添加按钮
mTitleBar.setVisibility(View.GONE); // 隐藏标题栏
startAsyncNotesListQuery(); // 重新查询根目录
break;
case NOTE_LIST: // 根目录状态:退出应用
super.onBackPressed();
break;
default:
break;
}
}
// 更新桌面小部件
private void updateWidget(int appWidgetId, int appWidgetType) {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// 根据小部件类型设置对应的接收器
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 // 小部件ID
});
sendBroadcast(intent); // 发送广播更新小部件
setResult(RESULT_OK, intent); // 设置结果
}
// 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
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); // 重命名文件夹
}
}
};
// 上下文菜单关闭
@Override
public void onContextMenuClosed(Menu menu) {
if (mNotesListView != null) {
mNotesListView.setOnCreateContextMenuListener(null); // 清除菜单监听器
}
super.onContextMenuClosed(menu);
}
// 上下文菜单项选择处理
@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: // 查看文件夹
openFolder(mFocusNoteDataItem);
break;
case MENU_FOLDER_DELETE: // 删除文件夹
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(); // 显示确认对话框
break;
case MENU_FOLDER_CHANGE_NAME: // 重命名文件夹
showCreateOrModifyFolderDialog(false); // 显示修改对话框
break;
default:
break;
}
return true;
}
// 准备选项菜单(根据状态加载不同的菜单)
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
menu.clear(); // 清除旧菜单
if (mState == ListEditState.NOTE_LIST) { // 根目录状态
getMenuInflater().inflate(R.menu.note_list, menu);
// 根据同步状态设置同步菜单项标题
menu.findItem(R.id.menu_sync).setTitle(
GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync);
} else if (mState == ListEditState.SUB_FOLDER) { // 子文件夹状态
getMenuInflater().inflate(R.menu.sub_folder, menu);
} else if (mState == ListEditState.CALL_RECORD_FOLDER) { // 通话记录文件夹状态
getMenuInflater().inflate(R.menu.call_record_folder, menu);
} else {
Log.e(TAG, "Wrong state:" + mState);
}
return true;
}
// 选项菜单项选择处理
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_folder: { // 新建文件夹
showCreateOrModifyFolderDialog(true);
break;
}
case R.id.menu_export_text: { // 导出到文本
exportNoteToText();
break;
}
case R.id.menu_sync: { // 同步
if (isSyncMode()) {
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(); // 未设置同步账户,跳转到设置
}
break;
}
case R.id.menu_setting: { // 设置
startPreferenceActivity();
break;
}
case R.id.menu_new_note: { // 新建便签(子文件夹菜单中的)
createNewNote();
break;
}
case R.id.menu_search: // 搜索
onSearchRequested();
break;
default:
break;
}
return true;
}
// 搜索请求
@Override
public boolean onSearchRequested() {
startSearch(null, false, null /* appData */, false); // 启动搜索
return true;
}
// 导出便签到文本文件
private void exportNoteToText() {
final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); // 获取备份工具
new AsyncTask<Void, Void, Integer>() {
@Override
protected Integer doInBackground(Void... unused) {
return backup.exportToText(); // 执行导出
}
@Override
protected void onPostExecute(Integer result) {
// 根据导出结果显示不同提示
if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { // SD卡未挂载
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) { // 导出成功
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) { // 系统错误
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(); // 执行异步任务
}
// 检查是否处于同步模式(已设置同步账户)
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
// 启动偏好设置活动
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(); // 获取数据项
// 多选模式下点击便签:切换选中状态
if (mNotesListAdapter.isInChoiceMode()) {
if (item.getType() == Notes.TYPE_NOTE) {
position = position - mNotesListView.getHeaderViewsCount(); // 计算实际位置
mModeCallBack.onItemCheckedStateChanged(null, position, id,
!mNotesListAdapter.isSelectedItem(position)); // 切换选中状态
}
return;
}
// 根据状态处理不同类型的点击
switch (mState) {
case NOTE_LIST: // 根目录:点击文件夹进入,点击便签编辑
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); // 打开便签
} else {
Log.e(TAG, "Wrong note type in NOTE_LIST");
}
break;
case SUB_FOLDER: // 子文件夹:只能点击便签
case CALL_RECORD_FOLDER: // 通话记录文件夹:只能点击便签
if (item.getType() == Notes.TYPE_NOTE) {
openNode(item); // 打开便签
} else {
Log.e(TAG, "Wrong note type in SUB_FOLDER");
}
break;
default:
break;
}
}
}
}
// 查询目标文件夹列表(用于移动操作)
private void startQueryDestinationFolders() {
String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
// 根目录状态下添加根文件夹选项
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), // 类型:文件夹
String.valueOf(Notes.ID_TRASH_FOLER), // 排除回收站
String.valueOf(mCurrentFolderId) // 排除当前文件夹
},
NoteColumns.MODIFIED_DATE + " DESC"); // 按修改时间降序
}
// 列表项长按事件
public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
if (view instanceof NotesListItem) {
mFocusNoteDataItem = ((NotesListItem) view).getItemData(); // 保存焦点数据项
// 长按便签:进入多选模式
if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) {
if (mNotesListView.startActionMode(mModeCallBack) != null) {
mModeCallBack.onItemCheckedStateChanged(null, position, id, true); // 选中当前项
mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); // 触觉反馈
} else {
Log.e(TAG, "startActionMode fails");
}
} else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) {
// 长按文件夹:添加上下文菜单
mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener);
}
}
return false;
}
}

@ -1,206 +0,0 @@
/*
* 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.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;
// 便签列表适配器继承CursorAdapter用于显示数据库中的便签和文件夹列表
public class NotesListAdapter extends CursorAdapter {
private static final String TAG = "NotesListAdapter"; // 日志标签
private Context mContext; // 上下文
private HashMap<Integer, Boolean> mSelectedIndex; // 选中项索引映射(位置 -> 是否选中)
private int mNotesCount; // 便签(非文件夹)总数
private boolean mChoiceMode; // 是否处于多选模式
// 小部件属性类(用于批量操作时获取关联的小部件信息)
public static class AppWidgetAttribute {
public int widgetId; // 小部件ID
public int widgetType; // 小部件类型
};
// 构造方法
public NotesListAdapter(Context context) {
super(context, null); // 初始游标为null
mSelectedIndex = new HashMap<Integer, Boolean>(); // 初始化选中项映射
mContext = context; // 保存上下文引用
mNotesCount = 0; // 初始便签数为0
}
// 创建新列表项视图
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new NotesListItem(context); // 创建自定义列表项视图
}
// 绑定数据到列表项视图
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof NotesListItem) {
NoteItemData itemData = new NoteItemData(context, cursor); // 从游标创建数据对象
// 绑定数据到列表项,传递选择模式和选中状态
((NotesListItem) view).bind(context, itemData, mChoiceMode,
isSelectedItem(cursor.getPosition()));
}
}
// 设置列表项选中状态
public void setCheckedItem(final int position, final boolean checked) {
mSelectedIndex.put(position, checked); // 更新选中状态映射
notifyDataSetChanged(); // 通知数据变化,刷新界面
}
// 检查是否处于多选模式
public boolean isInChoiceMode() {
return mChoiceMode;
}
// 设置选择模式
public void setChoiceMode(boolean mode) {
mSelectedIndex.clear(); // 清空选中状态
mChoiceMode = mode; // 更新模式标志
}
// 全选/取消全选所有便签项
public void selectAll(boolean checked) {
Cursor cursor = getCursor();
// 遍历所有项
for (int i = 0; i < getCount(); i++) {
if (cursor.moveToPosition(i)) {
// 只对便签类型(非文件夹)进行操作
if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
setCheckedItem(i, checked); // 设置选中状态
}
}
}
}
// 获取选中项的ID集合
public HashSet<Long> getSelectedItemIds() {
HashSet<Long> itemSet = new HashSet<Long>();
// 遍历选中项映射
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Long id = getItemId(position); // 获取该项的ID
if (id == Notes.ID_ROOT_FOLDER) {
Log.d(TAG, "Wrong item id, should not happen"); // 根文件夹不应被选中
} else {
itemSet.add(id); // 添加到集合
}
}
}
return itemSet;
}
// 获取选中项关联的小部件属性集合
public HashSet<AppWidgetAttribute> getSelectedWidget() {
HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
// 遍历选中项映射
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Cursor c = (Cursor) getItem(position); // 获取对应位置的游标
if (c != null) {
AppWidgetAttribute widget = new AppWidgetAttribute();
NoteItemData item = new NoteItemData(mContext, c); // 创建数据对象
widget.widgetId = item.getWidgetId(); // 获取小部件ID
widget.widgetType = item.getWidgetType(); // 获取小部件类型
itemSet.add(widget); // 添加到集合
// 注意:这里不关闭游标,只有适配器可以关闭游标
} else {
Log.e(TAG, "Invalid cursor");
return null;
}
}
}
return itemSet;
}
// 获取选中项数量
public int getSelectedCount() {
Collection<Boolean> values = mSelectedIndex.values();
if (null == values) {
return 0;
}
Iterator<Boolean> iter = values.iterator();
int count = 0;
// 统计值为true的项数
while (iter.hasNext()) {
if (true == iter.next()) {
count++;
}
}
return count;
}
// 检查是否全部便签项都被选中
public boolean isAllSelected() {
int checkedCount = getSelectedCount(); // 选中数量
return (checkedCount != 0 && checkedCount == mNotesCount); // 不为0且等于便签总数
}
// 检查指定位置项是否被选中
public boolean isSelectedItem(final int position) {
if (null == mSelectedIndex.get(position)) {
return false; // 映射中不存在则返回false
}
return mSelectedIndex.get(position); // 返回选中状态
}
// 内容变化时回调
@Override
protected void onContentChanged() {
super.onContentChanged();
calcNotesCount(); // 重新计算便签数量
}
// 游标变化时回调
@Override
public void changeCursor(Cursor cursor) {
super.changeCursor(cursor); // 调用父类方法
calcNotesCount(); // 重新计算便签数量
}
// 计算便签(非文件夹)数量
private void calcNotesCount() {
mNotesCount = 0;
// 遍历所有项
for (int i = 0; i < getCount(); i++) {
Cursor c = (Cursor) getItem(i);
if (c != null) {
// 只统计便签类型TYPE_NOTE
if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
mNotesCount++; // 便签计数加1
}
} else {
Log.e(TAG, "Invalid cursor");
return;
}
}
}
}

@ -1,149 +0,0 @@
/*
* 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.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;
// 便签列表项自定义视图继承LinearLayout用于显示单个便签/文件夹项
public class NotesListItem extends LinearLayout {
private ImageView mAlert; // 提醒图标(闹钟或通话记录图标)
private TextView mTitle; // 标题文本(便签内容或文件夹名)
private TextView mTime; // 时间文本(修改时间)
private TextView mCallName; // 联系人姓名(通话记录用)
private NoteItemData mItemData; // 绑定的数据项
private CheckBox mCheckBox; // 复选框(多选模式用)
// 构造方法
public NotesListItem(Context context) {
super(context);
inflate(context, R.layout.note_item, this); // 加载布局文件
// 初始化视图组件
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); // 使用Android标准ID
}
// 绑定数据到视图
public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) {
// 多选模式处理:显示/隐藏复选框
if (choiceMode && data.getType() == Notes.TYPE_NOTE) {
mCheckBox.setVisibility(View.VISIBLE); // 显示复选框(仅对便签类型)
mCheckBox.setChecked(checked); // 设置选中状态
} else {
mCheckBox.setVisibility(View.GONE); // 隐藏复选框
}
mItemData = data; // 保存数据引用
// 通话记录文件夹的特殊处理
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mCallName.setVisibility(View.GONE); // 隐藏联系人姓名
mAlert.setVisibility(View.VISIBLE); // 显示图标
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); // 设置主标题样式
// 显示文件夹名称和文件数量
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
}
// 通话记录便签的特殊处理
else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) {
mCallName.setVisibility(View.VISIBLE); // 显示联系人姓名
mCallName.setText(data.getCallName()); // 设置联系人姓名
mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem); // 设置副标题样式
mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet())); // 设置格式化摘要
// 根据是否有提醒设置图标
if (data.hasAlert()) {
mAlert.setImageResource(R.drawable.clock); // 显示闹钟图标
mAlert.setVisibility(View.VISIBLE);
} else {
mAlert.setVisibility(View.GONE); // 隐藏图标
}
}
// 普通文件夹和便签处理
else {
mCallName.setVisibility(View.GONE); // 隐藏联系人姓名
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); // 设置主标题样式
// 文件夹类型
if (data.getType() == Notes.TYPE_FOLDER) {
// 显示文件夹名和包含的文件数
mTitle.setText(data.getSnippet()
+ context.getString(R.string.format_folder_files_count,
data.getNotesCount()));
mAlert.setVisibility(View.GONE); // 文件夹不显示提醒图标
}
// 便签类型
else {
mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet())); // 设置格式化摘要
// 根据是否有提醒设置图标
if (data.hasAlert()) {
mAlert.setImageResource(R.drawable.clock); // 显示闹钟图标
mAlert.setVisibility(View.VISIBLE);
} else {
mAlert.setVisibility(View.GONE); // 隐藏图标
}
}
}
// 设置相对时间(如"2分钟前"
mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));
setBackground(data); // 设置背景(根据位置和类型)
}
// 设置列表项背景(根据位置和类型)
private void setBackground(NoteItemData data) {
int id = data.getBgColorId(); // 获取背景颜色ID
if (data.getType() == Notes.TYPE_NOTE) { // 便签类型
// 根据位置选择不同的背景资源
if (data.isSingle() || data.isOneFollowingFolder()) {
// 单个或跟在文件夹后的第一个便签:圆角所有边
setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id));
} else if (data.isLast()) {
// 最后一项:底部圆角
setBackgroundResource(NoteItemBgResources.getNoteBgLastRes(id));
} else if (data.isFirst() || data.isMultiFollowingFolder()) {
// 第一项或跟在文件夹后的多个便签:顶部圆角
setBackgroundResource(NoteItemBgResources.getNoteBgFirstRes(id));
} else {
// 中间项:直角
setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id));
}
} else { // 文件夹类型
// 文件夹使用统一背景
setBackgroundResource(NoteItemBgResources.getFolderBgRes());
}
}
// 获取绑定的数据项
public NoteItemData getItemData() {
return mItemData;
}
}

@ -1,413 +0,0 @@
/*
* 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.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;
```java
// 便签偏好设置活动,管理同步账户和应用程序设置
public class NotesPreferenceActivity extends PreferenceActivity {
// 偏好设置文件名
public static final String PREFERENCE_NAME = "notes_preferences";
// 同步账户名偏好键
public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";
// 上次同步时间偏好键
public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";
// 背景颜色设置偏好键
public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear";
// 同步账户分类键UI中的分类
private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";
// 账户权限过滤器键(用于添加账户)
private static final String AUTHORITIES_FILTER_KEY = "authorities";
private PreferenceCategory mAccountCategory; // 账户偏好分类
private GTaskReceiver mReceiver; // 同步服务广播接收器
private Account[] mOriAccounts; // 原始账户数组(用于检测新账户)
private boolean mHasAddedAccount; // 是否添加了新账户标志
// 创建活动
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
// 启用ActionBar返回按钮
getActionBar().setDisplayHomeAsUpEnabled(true);
addPreferencesFromResource(R.xml.preferences); // 加载偏好设置XML
mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY); // 获取账户分类
mReceiver = new GTaskReceiver(); // 创建广播接收器
IntentFilter filter = new IntentFilter();
filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); // 过滤同步服务广播
registerReceiver(mReceiver, filter); // 注册接收器
mOriAccounts = null;
// 添加自定义头部视图
View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null);
getListView().addHeaderView(header, null, true);
}
// 活动恢复时检查新账户
@Override
protected void onResume() {
super.onResume();
// 用户添加新账户后自动设置同步账户
if (mHasAddedAccount) {
Account[] accounts = getGoogleAccounts(); // 获取当前Google账户
if (mOriAccounts != null && accounts.length > mOriAccounts.length) {
// 找到新添加的账户
for (Account accountNew : accounts) {
boolean found = false;
for (Account accountOld : mOriAccounts) {
if (TextUtils.equals(accountOld.name, accountNew.name)) {
found = true;
break;
}
}
if (!found) {
setSyncAccount(accountNew.name); // 设置新账户为同步账户
break;
}
}
}
}
refreshUI(); // 刷新界面
}
// 销毁活动时注销广播接收器
@Override
protected void onDestroy() {
if (mReceiver != null) {
unregisterReceiver(mReceiver);
}
super.onDestroy();
}
// 加载账户偏好设置项
private void loadAccountPreference() {
mAccountCategory.removeAll(); // 清除现有偏好项
Preference accountPref = new Preference(this);
final String defaultAccount = getSyncAccountName(this); // 获取当前同步账户
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:显示账户选择对话框
showSelectAccountAlertDialog();
} else {
// 已设置账户:显示账户变更确认对话框
showChangeAccountConfirmAlertDialog();
}
} else {
// 同步进行中:显示提示
Toast.makeText(NotesPreferenceActivity.this,
R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT)
.show();
}
return true;
}
});
mAccountCategory.addPreference(accountPref); // 添加到分类
}
// 加载同步按钮状态
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); // 同步状态文本
// 设置按钮状态:根据是否正在同步显示不同文本和点击行为
if (GTaskSyncService.isSyncing()) {
syncButton.setText(getString(R.string.preferences_button_sync_cancel)); // 取消同步
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)); // 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))); // 有账户时才启用
// 设置上次同步时间显示
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))); // 格式化时间显示
lastSyncTimeView.setVisibility(View.VISIBLE);
} else {
lastSyncTimeView.setVisibility(View.GONE); // 从未同步则隐藏
}
}
}
// 刷新界面:重新加载账户偏好和同步按钮
private void refreshUI() {
loadAccountPreference();
loadSyncButton();
}
// 显示选择账户对话框
private void showSelectAccountAlertDialog() {
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
// 自定义标题视图
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
titleTextView.setText(getString(R.string.preferences_dialog_select_account_title));
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips));
dialogBuilder.setCustomTitle(titleView);
dialogBuilder.setPositiveButton(null, null); // 无确定按钮
Account[] accounts = getGoogleAccounts(); // 获取Google账户
String defAccount = getSyncAccountName(this); // 当前同步账户
mOriAccounts = accounts; // 保存原始账户列表
mHasAddedAccount = false; // 重置添加标志
if (accounts.length > 0) {
CharSequence[] items = new CharSequence[accounts.length];
final CharSequence[] itemMapping = items;
int checkedItem = -1;
int index = 0;
// 构建账户列表
for (Account account : accounts) {
if (TextUtils.equals(account.name, defAccount)) {
checkedItem = index; // 标记当前账户
}
items[index++] = account.name;
}
// 单选框列表
dialogBuilder.setSingleChoiceItems(items, checkedItem,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
setSyncAccount(itemMapping[which].toString()); // 设置选中账户
dialog.dismiss();
refreshUI(); // 刷新界面
}
});
}
// 添加"添加账户"选项
View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null);
dialogBuilder.setView(addAccountView);
final AlertDialog dialog = dialogBuilder.show();
addAccountView.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
mHasAddedAccount = true; // 标记为添加新账户
// 启动系统添加账户界面
Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
"gmail-ls" // 过滤Gmail账户
});
startActivityForResult(intent, -1);
dialog.dismiss();
}
});
}
// 显示变更账户确认对话框
private void showChangeAccountConfirmAlertDialog() {
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
// 自定义标题视图
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
// 显示当前账户名
titleTextView.setText(getString(R.string.preferences_dialog_change_account_title,
getSyncAccountName(this)));
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg)); // 警告信息
dialogBuilder.setCustomTitle(titleView);
// 菜单选项数组
CharSequence[] menuItemArray = new CharSequence[] {
getString(R.string.preferences_menu_change_account), // 变更账户
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(); // 显示账户选择对话框
} else if (which == 1) {
removeSyncAccount(); // 移除同步账户
refreshUI(); // 刷新界面
}
// which == 2 取消,不做任何操作
}
});
dialogBuilder.show();
}
// 获取Google账户列表
private Account[] getGoogleAccounts() {
AccountManager accountManager = AccountManager.get(this);
return accountManager.getAccountsByType("com.google"); // Google账户类型
}
// 设置同步账户
private void setSyncAccount(String account) {
if (!getSyncAccountName(this).equals(account)) { // 仅在不同时更新
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
if (account != null) {
editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account); // 保存账户名
} else {
editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 清空账户
}
editor.commit();
// 清空上次同步时间
setLastSyncTime(this, 0);
// 在新线程中清空本地同步信息
new Thread(new Runnable() {
public void run() {
ContentValues values = new ContentValues();
values.put(NoteColumns.GTASK_ID, ""); // 清空Google任务ID
values.put(NoteColumns.SYNC_ID, 0); // 重置同步ID
getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null);
}
}).start();
Toast.makeText(NotesPreferenceActivity.this,
getString(R.string.preferences_toast_success_set_accout, account),
Toast.LENGTH_SHORT).show(); // 显示成功提示
}
}
// 移除同步账户
private void removeSyncAccount() {
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) {
editor.remove(PREFERENCE_SYNC_ACCOUNT_NAME); // 移除账户名
}
if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) {
editor.remove(PREFERENCE_LAST_SYNC_TIME); // 移除同步时间
}
editor.commit();
// 在新线程中清空本地同步信息
new Thread(new Runnable() {
public void run() {
ContentValues values = new ContentValues();
values.put(NoteColumns.GTASK_ID, ""); // 清空Google任务ID
values.put(NoteColumns.SYNC_ID, 0); // 重置同步ID
getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null);
}
}).start();
}
// 静态方法:获取同步账户名
public static String getSyncAccountName(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); // 默认返回空字符串
}
// 静态方法:设置上次同步时间
public static void setLastSyncTime(Context context, long time) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
editor.putLong(PREFERENCE_LAST_SYNC_TIME, time); // 保存时间戳
editor.commit();
}
// 静态方法:获取上次同步时间
public static long getLastSyncTime(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0); // 默认返回0
}
// 同步服务广播接收器用于更新UI状态
private class GTaskReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
refreshUI(); // 刷新界面
if (intent.getBooleanExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_IS_SYNCING, false)) {
TextView syncStatus = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
syncStatus.setText(intent
.getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG)); // 更新进度信息
}
}
}
// 选项菜单项选择处理(处理返回按钮)
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home: // 返回按钮
Intent intent = new Intent(this, NotesListActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); // 清除活动栈
startActivity(intent);
return true;
default:
return false;
}
}
}
```

@ -1,156 +0,0 @@
/*
* 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.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;
```java
// 便签桌面小部件提供器抽象类继承AppWidgetProvider
public abstract class NoteWidgetProvider extends AppWidgetProvider {
// 数据库查询投影字段
public static final String [] PROJECTION = new String [] {
NoteColumns.ID, // 便签ID
NoteColumns.BG_COLOR_ID, // 背景颜色ID
NoteColumns.SNIPPET // 便签内容摘要
};
// 列索引常量
public static final int COLUMN_ID = 0; // ID列索引
public static final int COLUMN_BG_COLOR_ID = 1; // 背景颜色ID列索引
public static final int COLUMN_SNIPPET = 2; // 摘要列索引
private static final String TAG = "NoteWidgetProvider"; // 日志标签
// 小部件被删除时的回调
@Override
public void onDeleted(Context context, int[] appWidgetIds) {
ContentValues values = new ContentValues();
// 将被删除的小部件ID设置为无效值
values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
for (int i = 0; i < appWidgetIds.length; i++) {
// 更新数据库清空关联便签的小部件ID
context.getContentResolver().update(Notes.CONTENT_NOTE_URI,
values,
NoteColumns.WIDGET_ID + "=?",
new String[] { String.valueOf(appWidgetIds[i])});
}
}
// 获取关联小部件的便签信息
private Cursor getNoteWidgetInfo(Context context, int widgetId) {
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
// 查询条件指定小部件ID且不在回收站中
NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",
new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },
null);
}
// 更新小部件(公开方法)
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(私有方法,支持隐私模式)
private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds,
boolean privacyMode) {
for (int i = 0; i < appWidgetIds.length; i++) {
if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) {
int bgId = ResourceParser.getDefaultBgId(context); // 默认背景ID
String snippet = ""; // 便签内容摘要
// 创建点击小部件后启动的Intent
Intent intent = new Intent(context, NoteEditActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP); // 单例模式
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]); // 传递小部件ID
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType()); // 传递小部件类型
// 查询关联的便签信息
Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]);
if (c != null && c.moveToFirst()) {
if (c.getCount() > 1) {
// 错误情况多个便签关联到同一个widget ID
Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]);
c.close();
return;
}
snippet = c.getString(COLUMN_SNIPPET); // 获取便签内容
bgId = c.getInt(COLUMN_BG_COLOR_ID); // 获取背景颜色ID
intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID)); // 传递便签ID
intent.setAction(Intent.ACTION_VIEW); // 查看现有便签
} else {
// 无关联便签:显示默认文本
snippet = context.getResources().getString(R.string.widget_havenot_content);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT); // 创建新便签
}
if (c != null) {
c.close(); // 关闭游标
}
// 创建RemoteViews对象
RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId());
rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId)); // 设置背景图片
intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId); // 传递背景ID给编辑活动
/**
* Intent
*/
PendingIntent pendingIntent = null;
if (privacyMode) {
// 隐私模式:隐藏内容,点击进入列表页
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:显示内容,点击进入编辑页
rv.setTextViewText(R.id.widget_text, snippet);
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent,
PendingIntent.FLAG_UPDATE_CURRENT);
}
rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent); // 设置点击事件
appWidgetManager.updateAppWidget(appWidgetIds[i], rv); // 更新小部件
}
}
}
// 抽象方法根据背景ID获取对应的资源ID由子类实现
protected abstract int getBgResourceId(int bgId);
// 抽象方法获取小部件布局ID由子类实现
protected abstract int getLayoutId();
// 抽象方法:获取小部件类型(由子类实现)
protected abstract int getWidgetType();
}
```

@ -1,47 +0,0 @@
/*
* 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.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;
public class NoteWidgetProvider_2x extends NoteWidgetProvider {
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
super.update(context, appWidgetManager, appWidgetIds);
}
@Override
protected int getLayoutId() {
return R.layout.widget_2x;
}
@Override
protected int getBgResourceId(int bgId) {
return ResourceParser.WidgetBgResources.getWidget2xBgResource(bgId);
}
@Override
protected int getWidgetType() {
return Notes.TYPE_WIDGET_2X;
}
}

@ -1,46 +0,0 @@
/*
* 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.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;
public class NoteWidgetProvider_4x extends NoteWidgetProvider {
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
super.update(context, appWidgetManager, appWidgetIds);
}
protected int getLayoutId() {
return R.layout.widget_4x;
}
@Override
protected int getBgResourceId(int bgId) {
return ResourceParser.WidgetBgResources.getWidget4xBgResource(bgId);
}
@Override
protected int getWidgetType() {
return Notes.TYPE_WIDGET_4X;
}
}
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