From a819ea1896a5b1cca9b7b9f22b060d40f15e6eef Mon Sep 17 00:00:00 2001 From: CokeCHEN <3265434969@qq.com> Date: Fri, 9 May 2025 21:47:29 +0800 Subject: [PATCH] add --- src/net/micode/notes/data/Contact.java | 89 ++++ src/net/micode/notes/data/Notes.java | 294 +++++++++++++ .../notes/data/NotesDatabaseHelper.java | 407 ++++++++++++++++++ src/net/micode/notes/data/NotesProvider.java | 331 ++++++++++++++ src/net/micode/notes/tool/BackupUtils.java | 397 +++++++++++++++++ src/net/micode/notes/tool/DataUtils.java | 376 ++++++++++++++++ .../micode/notes/tool/GTaskStringUtils.java | 83 ++++ src/net/micode/notes/tool/ResourceParser.java | 269 ++++++++++++ 8 files changed, 2246 insertions(+) create mode 100644 src/net/micode/notes/data/Contact.java create mode 100644 src/net/micode/notes/data/Notes.java create mode 100644 src/net/micode/notes/data/NotesDatabaseHelper.java create mode 100644 src/net/micode/notes/data/NotesProvider.java create mode 100644 src/net/micode/notes/tool/BackupUtils.java create mode 100644 src/net/micode/notes/tool/DataUtils.java create mode 100644 src/net/micode/notes/tool/GTaskStringUtils.java create mode 100644 src/net/micode/notes/tool/ResourceParser.java diff --git a/src/net/micode/notes/data/Contact.java b/src/net/micode/notes/data/Contact.java new file mode 100644 index 0000000..0f39827 --- /dev/null +++ b/src/net/micode/notes/data/Contact.java @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.content.Context; +import android.database.Cursor; +import android.provider.ContactsContract.CommonDataKinds.Phone; +import android.provider.ContactsContract.Data; +import android.telephony.PhoneNumberUtils; +import android.util.Log; + +import java.util.HashMap; + +/** + * 联系人工具类 + * 用于从手机通讯录中获取联系人信息 + */ +public class Contact { + private static HashMap sContactCache; // 联系人缓存 + private static final String TAG = "Contact"; // 日志标签 + + // 查询联系人信息的SQL选择语句 + 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 = '+')"; + + /** + * 根据电话号码获取联系人姓名 + * @param context 上下文对象 + * @param phoneNumber 电话号码 + * @return 联系人姓名，如果找不到则返回null + */ + public static String getContact(Context context, String phoneNumber) { + // 初始化缓存 + if(sContactCache == null) { + sContactCache = new HashMap(); + } + + // 先从缓存中查找 + if(sContactCache.containsKey(phoneNumber)) { + return sContactCache.get(phoneNumber); + } + + // 构建查询条件 + String selection = CALLER_ID_SELECTION.replace("+", + PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); + + // 查询联系人数据库 + Cursor cursor = context.getContentResolver().query( + Data.CONTENT_URI, + new String [] { Phone.DISPLAY_NAME }, + selection, + new String[] { phoneNumber }, + null); + + if (cursor != null && cursor.moveToFirst()) { + try { + String name = cursor.getString(0); + sContactCache.put(phoneNumber, name); // 将结果存入缓存 + return name; + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, " Cursor get string error " + e.toString()); + return null; + } finally { + cursor.close(); + } + } else { + Log.d(TAG, "No contact matched with number:" + phoneNumber); + return null; + } + } +} \ No newline at end of file diff --git a/src/net/micode/notes/data/Notes.java b/src/net/micode/notes/data/Notes.java new file mode 100644 index 0000000..c5f40ca --- /dev/null +++ b/src/net/micode/notes/data/Notes.java @@ -0,0 +1,294 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.net.Uri; + +/** + * 便签数据模型常量类 + * 定义了便签应用的核心常量、URI和数据库列名 + */ +public class Notes { + // ContentProvider的Authority + public static final String AUTHORITY = "micode_notes"; + // 日志标签 + public static final String TAG = "Notes"; + + // 便签类型常量 + public static final int TYPE_NOTE = 0; // 普通便签类型 + public static final int TYPE_FOLDER = 1; // 文件夹类型 + public static final int TYPE_SYSTEM = 2; // 系统文件夹类型 + + /** + * 系统文件夹标识符常量 + * {@link Notes#ID_ROOT_FOLDER } 是默认文件夹 + * {@link Notes#ID_TEMPARAY_FOLDER } 用于不属于任何文件夹的便签 + * {@link Notes#ID_CALL_RECORD_FOLDER} 用于存储通话记录 + */ + 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; // 回收站文件夹ID + + // Intent附加数据键名 + public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; // 提醒日期 + public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; // 背景颜色ID + public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; // 小部件ID + public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; // 小部件类型 + public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; // 文件夹ID + public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; // 通话日期 + + // 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; // 2x大小小部件 + public static final int TYPE_WIDGET_4X = 1; // 4x大小小部件 + + /** + * 数据常量类 + */ + public static class DataConstants { + public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; // 普通便签类型 + public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; // 通话记录便签类型 + } + + /** + * 查询所有便签和文件夹的URI + */ + public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note"); + + /** + * 查询数据的URI + */ + public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); + + /** + * 便签表列定义接口 + */ + public interface NoteColumns { + /** + * 行的唯一ID + *

类型: INTEGER (long)

+ */ + public static final String ID = "_id"; + + /** + * 便签或文件夹的父ID + *

类型: INTEGER (long)

+ */ + public static final String PARENT_ID = "parent_id"; + + /** + * 便签或文件夹的创建日期 + *

类型: INTEGER (long)

+ */ + public static final String CREATED_DATE = "created_date"; + + /** + * 最后修改日期 + *

类型: INTEGER (long)

+ */ + public static final String MODIFIED_DATE = "modified_date"; + + /** + * 提醒日期 + *

类型: INTEGER (long)

+ */ + public static final String ALERTED_DATE = "alert_date"; + + /** + * 文件夹名称或便签的文本内容 + *

类型: TEXT

+ */ + public static final String SNIPPET = "snippet"; + + /** + * 便签的小部件ID + *

类型: INTEGER (long)

+ */ + public static final String WIDGET_ID = "widget_id"; + + /** + * 便签的小部件类型 + *

类型: INTEGER (long)

+ */ + public static final String WIDGET_TYPE = "widget_type"; + + /** + * 便签背景颜色的ID + *

类型: INTEGER (long)

+ */ + public static final String BG_COLOR_ID = "bg_color_id"; + + /** + * 是否有附件 + * 对于文本便签，没有附件；对于多媒体便签，至少有一个附件 + *

类型: INTEGER

+ */ + public static final String HAS_ATTACHMENT = "has_attachment"; + + /** + * 文件夹中的便签数量 + *

类型: INTEGER (long)

+ */ + public static final String NOTES_COUNT = "notes_count"; + + /** + * 文件类型：文件夹或便签 + *

类型: INTEGER

+ */ + public static final String TYPE = "type"; + + /** + * 最后同步ID + *

类型: INTEGER (long)

+ */ + public static final String SYNC_ID = "sync_id"; + + /** + * 本地修改标志 + *

类型: INTEGER

+ */ + public static final String LOCAL_MODIFIED = "local_modified"; + + /** + * 移动到临时文件夹前的原始父ID + *

类型: INTEGER

+ */ + public static final String ORIGIN_PARENT_ID = "origin_parent_id"; + + /** + * GTask ID + *

类型: TEXT

+ */ + public static final String GTASK_ID = "gtask_id"; + + /** + * 版本号 + *

类型: INTEGER (long)

+ */ + public static final String VERSION = "version"; + } + + /** + * 数据表列定义接口 + */ + public interface DataColumns { + /** + * 行的唯一ID + *

类型: INTEGER (long)

+ */ + public static final String ID = "_id"; + + /** + * 该行所表示项的MIME类型 + *

类型: Text

+ */ + public static final String MIME_TYPE = "mime_type"; + + /** + * 该数据所属便签的引用ID + *

类型: INTEGER (long)

+ */ + public static final String NOTE_ID = "note_id"; + + /** + * 便签或文件夹的创建日期 + *

类型: INTEGER (long)

+ */ + public static final String CREATED_DATE = "created_date"; + + /** + * 最后修改日期 + *

类型: INTEGER (long)

+ */ + public static final String MODIFIED_DATE = "modified_date"; + + /** + * 数据内容 + *

类型: TEXT

+ */ + public static final String CONTENT = "content"; + + /** + * 通用数据列，含义由{@link #MIMETYPE}决定，用于整数数据类型 + *

类型: INTEGER

+ */ + public static final String DATA1 = "data1"; + + /** + * 通用数据列，含义由{@link #MIMETYPE}决定，用于整数数据类型 + *

类型: INTEGER

+ */ + public static final String DATA2 = "data2"; + + /** + * 通用数据列，含义由{@link #MIMETYPE}决定，用于TEXT数据类型 + *

类型: TEXT

+ */ + public static final String DATA3 = "data3"; + + /** + * 通用数据列，含义由{@link #MIMETYPE}决定，用于TEXT数据类型 + *

类型: TEXT

+ */ + public static final String DATA4 = "data4"; + + /** + * 通用数据列，含义由{@link #MIMETYPE}决定，用于TEXT数据类型 + *

类型: TEXT

+ */ + public static final String DATA5 = "data5"; + } + + /** + * 文本便签数据类 + */ + public static final class TextNote implements DataColumns { + /** + * 指示文本是否为清单模式的标志 + *

类型: Integer 1:清单模式 0:普通模式

+ */ + public static final String MODE = DATA1; + + 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 + } + + /** + * 通话记录便签数据类 + */ + public static final class CallNote implements DataColumns { + /** + * 该记录的通话日期 + *

类型: INTEGER (long)

+ */ + public static final String CALL_DATE = DATA1; + + /** + * 该记录的电话号码 + *

类型: TEXT

+ */ + public static final String PHONE_NUMBER = DATA3; + + 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 + } +} \ No newline at end of file diff --git a/src/net/micode/notes/data/NotesDatabaseHelper.java b/src/net/micode/notes/data/NotesDatabaseHelper.java new file mode 100644 index 0000000..7478b7c --- /dev/null +++ b/src/net/micode/notes/data/NotesDatabaseHelper.java @@ -0,0 +1,407 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.content.ContentValues; +import android.content.Context; +import android.database.sqlite.SQLiteDatabase; +import android.database.sqlite.SQLiteOpenHelper; +import android.util.Log; + +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +/** + * 便签数据库帮助类 + * 负责数据库的创建、升级和管理 + */ +public class NotesDatabaseHelper extends SQLiteOpenHelper { + private static final String DB_NAME = "note.db"; // 数据库名称 + private static final int DB_VERSION = 4; // 数据库版本 + private static final String TAG = "NotesDatabaseHelper"; // 日志标签 + private static NotesDatabaseHelper mInstance; // 单例实例 + + /** + * 表名定义接口 + */ + public interface TABLE { + public static final String NOTE = "note"; // 便签表 + public static final String DATA = "data"; // 数据表 + } + + // 创建便签表的SQL语句 + private static final String CREATE_NOTE_TABLE_SQL = + "CREATE TABLE " + TABLE.NOTE + "(" + + NoteColumns.ID + " INTEGER PRIMARY KEY," + + NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," + + NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," + + NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," + + NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" + + ")"; + + // 创建数据表的SQL语句 + private static final String CREATE_DATA_TABLE_SQL = + "CREATE TABLE " + TABLE.DATA + "(" + + DataColumns.ID + " INTEGER PRIMARY KEY," + + DataColumns.MIME_TYPE + " TEXT NOT NULL," + + DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + + NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + + DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA1 + " INTEGER," + + DataColumns.DATA2 + " INTEGER," + + DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," + + DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" + + ")"; + + // 创建数据表note_id索引的SQL语句 + private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = + "CREATE INDEX IF NOT EXISTS note_id_index ON " + + TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; + + /** + * 触发器：当更新便签的父ID时增加文件夹的便签计数 + */ + private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER increase_folder_count_on_update "+ + " AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + + " END"; + + /** + * 触发器：当更新便签的父ID时减少原文件夹的便签计数 + */ + private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER decrease_folder_count_on_update " + + " AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + + " AND " + NoteColumns.NOTES_COUNT + ">0" + ";" + + " END"; + + /** + * 触发器：当插入新便签时增加文件夹的便签计数 + */ + private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER = + "CREATE TRIGGER increase_folder_count_on_insert " + + " AFTER INSERT ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + + " END"; + + /** + * 触发器：当删除便签时减少文件夹的便签计数 + */ + private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER = + "CREATE TRIGGER decrease_folder_count_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN " + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + + " AND " + NoteColumns.NOTES_COUNT + ">0;" + + " END"; + + /** + * 触发器：当插入类型为{@link DataConstants#NOTE}的数据时更新便签内容 + */ + private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER = + "CREATE TRIGGER update_note_content_on_insert " + + " AFTER INSERT ON " + TABLE.DATA + + " WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + + " END"; + + /** + * 触发器：当更新类型为{@link DataConstants#NOTE}的数据时更新便签内容 + */ + private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER = + "CREATE TRIGGER update_note_content_on_update " + + " AFTER UPDATE ON " + TABLE.DATA + + " WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + + " END"; + + /** + * 触发器：当删除类型为{@link DataConstants#NOTE}的数据时清空便签内容 + */ + private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER = + "CREATE TRIGGER update_note_content_on_delete " + + " AFTER delete ON " + TABLE.DATA + + " WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.SNIPPET + "=''" + + " WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" + + " END"; + + /** + * 触发器：当删除便签时删除其关联的数据 + */ + private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER = + "CREATE TRIGGER delete_data_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN" + + " DELETE FROM " + TABLE.DATA + + " WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + /** + * 触发器：当删除文件夹时删除其下的便签 + */ + private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER = + "CREATE TRIGGER folder_delete_notes_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN" + + " DELETE FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + /** + * 触发器：当移动文件夹到回收站时移动其下的便签到回收站 + */ + 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"; + + /** + * 构造函数 + * @param context 上下文对象 + */ + public NotesDatabaseHelper(Context context) { + super(context, DB_NAME, null, DB_VERSION); + } + + /** + * 创建便签表 + * @param db SQLiteDatabase对象 + */ + public void createNoteTable(SQLiteDatabase db) { + db.execSQL(CREATE_NOTE_TABLE_SQL); + reCreateNoteTableTriggers(db); + createSystemFolder(db); + Log.d(TAG, "note table has been created"); + } + + /** + * 重新创建便签表触发器 + * @param db SQLiteDatabase对象 + */ + private void reCreateNoteTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash"); + + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER); + db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER); + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER); + db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER); + db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER); + } + + /** + * 创建系统文件夹 + * @param db SQLiteDatabase对象 + */ + private void createSystemFolder(SQLiteDatabase db) { + 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); + + // 创建回收站文件夹 + values.clear(); + values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + } + + /** + * 创建数据表 + * @param db SQLiteDatabase对象 + */ + public void createDataTable(SQLiteDatabase db) { + db.execSQL(CREATE_DATA_TABLE_SQL); + reCreateDataTableTriggers(db); + db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); + Log.d(TAG, "data table has been created"); + } + + /** + * 重新创建数据表触发器 + * @param db SQLiteDatabase对象 + */ + private void reCreateDataTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); + + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); + } + + /** + * 获取NotesDatabaseHelper实例(单例模式) + * @param context 上下文对象 + * @return NotesDatabaseHelper实例 + */ + static synchronized NotesDatabaseHelper getInstance(Context context) { + if (mInstance == null) { + mInstance = new NotesDatabaseHelper(context); + } + return mInstance; + } + + @Override + public void onCreate(SQLiteDatabase db) { + createNoteTable(db); // 创建便签表 + createDataTable(db); // 创建数据表 + } + + @Override + public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { + boolean reCreateTriggers = false; + boolean skipV2 = false; + + // 版本1升级到版本2 + if (oldVersion == 1) { + upgradeToV2(db); + skipV2 = true; // 这个升级包含从v2到v3的升级 + oldVersion++; + } + + // 版本2升级到版本3 + if (oldVersion == 2 && !skipV2) { + upgradeToV3(db); + reCreateTriggers = true; + oldVersion++; + } + + // 版本3升级到版本4 + if (oldVersion == 3) { + upgradeToV4(db); + oldVersion++; + } + + // 如果需要，重新创建触发器 + if (reCreateTriggers) { + reCreateNoteTableTriggers(db); + reCreateDataTableTriggers(db); + } + + if (oldVersion != newVersion) { + throw new IllegalStateException("Upgrade notes database to version " + newVersion + + "fails"); + } + } + + /** + * 升级到版本2 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV2(SQLiteDatabase db) { + db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE); + db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA); + createNoteTable(db); // 重新创建便签表 + createDataTable(db); // 重新创建数据表 + } + + /** + * 升级到版本3 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV3(SQLiteDatabase db) { + // 删除不再使用的触发器 + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update"); + + // 添加gtask_id列 + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID + + " TEXT NOT NULL DEFAULT ''"); + + // 添加回收站系统文件夹 + ContentValues values = new ContentValues(); + values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + } + + /** + * 升级到版本4 + * @param db SQLiteDatabase对象 + */ + private void upgradeToV4(SQLiteDatabase db) { + // 添加version列 + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION + + " INTEGER NOT NULL DEFAULT 0"); + } +} \ No newline at end of file diff --git a/src/net/micode/notes/data/NotesProvider.java b/src/net/micode/notes/data/NotesProvider.java new file mode 100644 index 0000000..815c7b0 --- /dev/null +++ b/src/net/micode/notes/data/NotesProvider.java @@ -0,0 +1,331 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.data; + +import android.app.SearchManager; +import android.content.ContentProvider; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Intent; +import android.content.UriMatcher; +import android.database.Cursor; +import android.database.sqlite.SQLiteDatabase; +import android.net.Uri; +import android.text.TextUtils; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.NotesDatabaseHelper.TABLE; + +/** + * 便签内容提供者类 + * 提供对便签数据的CRUD操作接口 + */ +public class NotesProvider extends ContentProvider { + private static final UriMatcher mMatcher; // URI匹配器 + private NotesDatabaseHelper mHelper; // 数据库帮助类 + private static final String TAG = "NotesProvider"; // 日志标签 + + // URI匹配码 + private static final int URI_NOTE = 1; // 便签表URI + private static final int URI_NOTE_ITEM = 2; // 单个便签URI + private static final int URI_DATA = 3; // 数据表URI + private static final int URI_DATA_ITEM = 4; // 单个数据项URI + private static final int URI_SEARCH = 5; // 搜索URI + private static final int URI_SEARCH_SUGGEST = 6; // 搜索建议URI + + static { + // 初始化URI匹配器 + mMatcher = new UriMatcher(UriMatcher.NO_MATCH); + mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); + mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); + mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); + mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); + mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); + } + + /** + * 搜索结果的投影列 + * x'0A'代表SQLite中的'\n'字符。对于搜索结果中的标题和内容， + * 我们将修剪'\n'和空格以显示更多信息。 + */ + private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," + + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," + + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," + + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," + + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," + + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; + + // 便签片段搜索查询SQL + 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() { + // 初始化数据库帮助类 + mHelper = NotesDatabaseHelper.getInstance(getContext()); + return true; + } + + @Override + public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, + String sortOrder) { + Cursor c = null; + SQLiteDatabase db = mHelper.getReadableDatabase(); + String id = null; + + // 根据URI匹配不同类型的数据查询 + switch (mMatcher.match(uri)) { + case URI_NOTE: + // 查询便签表 + c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_NOTE_ITEM: + // 查询单个便签 + id = uri.getPathSegments().get(1); + c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_DATA: + // 查询数据表 + c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_DATA_ITEM: + // 查询单个数据项 + id = uri.getPathSegments().get(1); + c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_SEARCH: + case URI_SEARCH_SUGGEST: + // 处理搜索请求 + if (sortOrder != null || projection != null) { + throw new IllegalArgumentException( + "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query"); + } + + String searchString = null; + if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { + if (uri.getPathSegments().size() > 1) { + searchString = uri.getPathSegments().get(1); + } + } else { + searchString = uri.getQueryParameter("pattern"); + } + + if (TextUtils.isEmpty(searchString)) { + return null; + } + + try { + searchString = String.format("%%%s%%", searchString); + c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, + new String[] { searchString }); + } catch (IllegalStateException ex) { + Log.e(TAG, "got exception: " + ex.toString()); + } + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + if (c != null) { + c.setNotificationUri(getContext().getContentResolver(), uri); + } + return c; + } + + @Override + public Uri insert(Uri uri, ContentValues values) { + SQLiteDatabase db = mHelper.getWritableDatabase(); + long dataId = 0, noteId = 0, insertedId = 0; + + // 根据URI匹配不同类型的数据插入 + switch (mMatcher.match(uri)) { + case URI_NOTE: + insertedId = noteId = db.insert(TABLE.NOTE, null, values); + break; + case URI_DATA: + if (values.containsKey(DataColumns.NOTE_ID)) { + noteId = values.getAsLong(DataColumns.NOTE_ID); + } else { + Log.d(TAG, "Wrong data format without note id:" + values.toString()); + } + insertedId = dataId = db.insert(TABLE.DATA, null, values); + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + + // 通知数据变更 + if (noteId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); + } + + if (dataId > 0) { + getContext().getContentResolver().notifyChange( + ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null); + } + + return ContentUris.withAppendedId(uri, insertedId); + } + + @Override + public int delete(Uri uri, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean deleteData = false; + + // 根据URI匹配不同类型的数据删除 + switch (mMatcher.match(uri)) { + case URI_NOTE: + selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; + count = db.delete(TABLE.NOTE, selection, selectionArgs); + break; + case URI_NOTE_ITEM: + id = uri.getPathSegments().get(1); + /** + * 小于0的ID是系统文件夹，不允许删除 + */ + long noteId = Long.valueOf(id); + if (noteId <= 0) { + break; + } + count = db.delete(TABLE.NOTE, + NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + break; + case URI_DATA: + count = db.delete(TABLE.DATA, selection, selectionArgs); + deleteData = true; + break; + case URI_DATA_ITEM: + id = uri.getPathSegments().get(1); + count = db.delete(TABLE.DATA, + DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + deleteData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + if (count > 0) { + if (deleteData) { + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + @Override + public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { + int count = 0; + String id = null; + SQLiteDatabase db = mHelper.getWritableDatabase(); + boolean updateData = false; + + // 根据URI匹配不同类型的数据更新 + switch (mMatcher.match(uri)) { + case URI_NOTE: + increaseNoteVersion(-1, selection, selectionArgs); + count = db.update(TABLE.NOTE, values, selection, selectionArgs); + break; + case URI_NOTE_ITEM: + id = uri.getPathSegments().get(1); + increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); + count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + break; + case URI_DATA: + count = db.update(TABLE.DATA, values, selection, selectionArgs); + updateData = true; + break; + case URI_DATA_ITEM: + id = uri.getPathSegments().get(1); + count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + updateData = true; + break; + default: + throw new IllegalArgumentException("Unknown URI " + uri); + } + + if (count > 0) { + if (updateData) { + getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); + } + getContext().getContentResolver().notifyChange(uri, null); + } + return count; + } + + /** + * 解析选择条件 + * @param selection 原始选择条件 + * @return 解析后的选择条件 + */ + private String parseSelection(String selection) { + return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); + } + + /** + * 增加便签版本号 + * @param id 便签ID + * @param selection 选择条件 + * @param selectionArgs 选择参数 + */ + private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { + StringBuilder sql = new StringBuilder(120); + sql.append("UPDATE "); + sql.append(TABLE.NOTE); + sql.append(" SET "); + sql.append(NoteColumns.VERSION); + sql.append("=" + NoteColumns.VERSION + "+1 "); + + if (id > 0 || !TextUtils.isEmpty(selection)) { + sql.append(" WHERE "); + } + if (id > 0) { + sql.append(NoteColumns.ID + "=" + String.valueOf(id)); + } + if (!TextUtils.isEmpty(selection)) { + String selectString = id > 0 ? parseSelection(selection) : selection; + for (String args : selectionArgs) { + selectString = selectString.replaceFirst("\\?", args); + } + sql.append(selectString); + } + + mHelper.getWritableDatabase().execSQL(sql.toString()); + } + + @Override + public String getType(Uri uri) { + // TODO Auto-generated method stub + return null; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/BackupUtils.java b/src/net/micode/notes/tool/BackupUtils.java new file mode 100644 index 0000000..d55a00e --- /dev/null +++ b/src/net/micode/notes/tool/BackupUtils.java @@ -0,0 +1,397 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.database.Cursor; +import android.os.Environment; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.PrintStream; + +/** + * 备份工具类 + * 提供将便签数据导出为文本文件的功能 + */ +public class BackupUtils { + private static final String TAG = "BackupUtils"; // 日志标签 + // 单例模式 + private static BackupUtils sInstance; + + /** + * 获取BackupUtils实例(单例模式) + * @param context 上下文对象 + * @return BackupUtils实例 + */ + public static synchronized BackupUtils getInstance(Context context) { + if (sInstance == null) { + sInstance = new BackupUtils(context); + } + return sInstance; + } + + /** + * 备份状态常量 + */ + public static final int STATE_SD_CARD_UNMOUONTED = 0; // SD卡未挂载 + public static final int STATE_BACKUP_FILE_NOT_EXIST = 1; // 备份文件不存在 + public static final int STATE_DATA_DESTROIED = 2; // 数据格式不正确 + public static final int STATE_SYSTEM_ERROR = 3; // 系统错误 + public static final int STATE_SUCCESS = 4; // 备份/恢复成功 + + private TextExport mTextExport; // 文本导出工具 + + /** + * 私有构造函数 + * @param context 上下文对象 + */ + private BackupUtils(Context context) { + mTextExport = new TextExport(context); + } + + /** + * 检查外部存储是否可用 + * @return 外部存储是否可用 + */ + private static boolean externalStorageAvailable() { + return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()); + } + + /** + * 导出便签到文本文件 + * @return 导出状态 + */ + public int exportToText() { + return mTextExport.exportToText(); + } + + /** + * 获取导出的文本文件名 + * @return 文件名 + */ + public String getExportedTextFileName() { + return mTextExport.mFileName; + } + + /** + * 获取导出的文本文件目录 + * @return 文件目录 + */ + public String getExportedTextFileDir() { + return mTextExport.mFileDirectory; + } + + /** + * 文本导出内部类 + */ + private static class TextExport { + // 便签查询投影列 + private static final String[] NOTE_PROJECTION = { + NoteColumns.ID, + NoteColumns.MODIFIED_DATE, + NoteColumns.SNIPPET, + NoteColumns.TYPE + }; + + // 便签查询列索引 + private static final int NOTE_COLUMN_ID = 0; + private static final int NOTE_COLUMN_MODIFIED_DATE = 1; + private static final int NOTE_COLUMN_SNIPPET = 2; + + // 数据查询投影列 + private static final String[] DATA_PROJECTION = { + DataColumns.CONTENT, + DataColumns.MIME_TYPE, + DataColumns.DATA1, + DataColumns.DATA2, + DataColumns.DATA3, + DataColumns.DATA4, + }; + + // 数据查询列索引 + private static final int DATA_COLUMN_CONTENT = 0; + private static final int DATA_COLUMN_MIME_TYPE = 1; + private static final int DATA_COLUMN_CALL_DATE = 2; + private static final int DATA_COLUMN_PHONE_NUMBER = 4; + + // 文本格式数组 + private final String[] TEXT_FORMAT; + // 文本格式索引 + private static final int FORMAT_FOLDER_NAME = 0; // 文件夹名称格式 + private static final int FORMAT_NOTE_DATE = 1; // 便签日期格式 + private static final int FORMAT_NOTE_CONTENT = 2; // 便签内容格式 + + private Context mContext; // 上下文对象 + private String mFileName; // 文件名 + private String mFileDirectory; // 文件目录 + + /** + * 构造函数 + * @param context 上下文对象 + */ + public TextExport(Context context) { + TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note); + mContext = context; + mFileName = ""; + mFileDirectory = ""; + } + + /** + * 获取指定格式 + * @param id 格式索引 + * @return 格式字符串 + */ + private String getFormat(int id) { + return TEXT_FORMAT[id]; + } + + /** + * 导出文件夹内容到文本 + * @param folderId 文件夹ID + * @param ps 打印流 + */ + private void exportFolderToText(String folderId, PrintStream ps) { + // 查询属于该文件夹的便签 + Cursor notesCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.PARENT_ID + "=?", + new String[]{folderId}, + null); + + if (notesCursor != null) { + if (notesCursor.moveToFirst()) { + do { + // 打印便签的最后修改日期 + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))); + // 查询属于该便签的数据 + String noteId = notesCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (notesCursor.moveToNext()); + } + notesCursor.close(); + } + } + + /** + * 导出便签内容到文本 + * @param noteId 便签ID + * @param ps 打印流 + */ + private void exportNoteToText(String noteId, PrintStream ps) { + Cursor dataCursor = mContext.getContentResolver().query( + Notes.CONTENT_DATA_URI, + DATA_PROJECTION, + DataColumns.NOTE_ID + "=?", + new String[]{noteId}, + null); + + if (dataCursor != null) { + if (dataCursor.moveToFirst()) { + do { + String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE); + if (DataConstants.CALL_NOTE.equals(mimeType)) { + // 打印电话号码 + String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER); + long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE); + String location = dataCursor.getString(DATA_COLUMN_CONTENT); + + if (!TextUtils.isEmpty(phoneNumber)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + phoneNumber)); + } + // 打印通话日期 + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat + .format(mContext.getString(R.string.format_datetime_mdhm), + callDate)); + // 打印通话附件位置 + if (!TextUtils.isEmpty(location)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + location)); + } + } else if (DataConstants.NOTE.equals(mimeType)) { + String content = dataCursor.getString(DATA_COLUMN_CONTENT); + if (!TextUtils.isEmpty(content)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + content)); + } + } + } while (dataCursor.moveToNext()); + } + dataCursor.close(); + } + // 打印便签分隔符 + try { + ps.write(new byte[]{ + Character.LINE_SEPARATOR, Character.LETTER_NUMBER + }); + } catch (IOException e) { + Log.e(TAG, e.toString()); + } + } + + /** + * 将便签导出为文本 + * @return 导出状态 + */ + public int exportToText() { + if (!externalStorageAvailable()) { + Log.d(TAG, "Media was not mounted"); + return STATE_SD_CARD_UNMOUONTED; + } + + PrintStream ps = getExportToTextPrintStream(); + if (ps == null) { + Log.e(TAG, "get print stream error"); + return STATE_SYSTEM_ERROR; + } + + // 首先导出文件夹及其便签 + Cursor folderCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + ") OR " + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER, + null, + null); + + if (folderCursor != null) { + if (folderCursor.moveToFirst()) { + do { + // 打印文件夹名称 + String folderName = ""; + if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) { + folderName = mContext.getString(R.string.call_record_folder_name); + } else { + folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET); + } + if (!TextUtils.isEmpty(folderName)) { + ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName)); + } + String folderId = folderCursor.getString(NOTE_COLUMN_ID); + exportFolderToText(folderId, ps); + } while (folderCursor.moveToNext()); + } + folderCursor.close(); + } + + // 导出根文件夹中的便签 + Cursor noteCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID + + "=0", + null, + null); + + if (noteCursor != null) { + if (noteCursor.moveToFirst()) { + do { + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))); + // 查询属于该便签的数据 + String noteId = noteCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (noteCursor.moveToNext()); + } + noteCursor.close(); + } + ps.close(); + + return STATE_SUCCESS; + } + + /** + * 获取导出文本的打印流 + * @return 打印流 + */ + private PrintStream getExportToTextPrintStream() { + File file = generateFileMountedOnSDcard(mContext, R.string.file_path, + R.string.file_name_txt_format); + if (file == null) { + Log.e(TAG, "create file to exported failed"); + return null; + } + mFileName = file.getName(); + mFileDirectory = mContext.getString(R.string.file_path); + PrintStream ps = null; + try { + FileOutputStream fos = new FileOutputStream(file); + ps = new PrintStream(fos); + } catch (FileNotFoundException e) { + e.printStackTrace(); + return null; + } catch (NullPointerException e) { + e.printStackTrace(); + return null; + } + return ps; + } + } + + /** + * 在SD卡上生成导出文件 + * @param context 上下文对象 + * @param filePathResId 文件路径资源ID + * @param fileNameFormatResId 文件名格式资源ID + * @return 文件对象 + */ + private static File generateFileMountedOnSDcard(Context context, int filePathResId, + int fileNameFormatResId) { + StringBuilder sb = new StringBuilder(); + sb.append(Environment.getExternalStorageDirectory()); + sb.append(context.getString(filePathResId)); + File filedir = new File(sb.toString()); + sb.append(context.getString( + fileNameFormatResId, + DateFormat.format(context.getString(R.string.format_date_ymd), + System.currentTimeMillis()))); + File file = new File(sb.toString()); + + try { + if (!filedir.exists()) { + filedir.mkdir(); + } + if (!file.exists()) { + file.createNewFile(); + } + return file; + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + + return null; + } + } \ No newline at end of file diff --git a/src/net/micode/notes/tool/DataUtils.java b/src/net/micode/notes/tool/DataUtils.java new file mode 100644 index 0000000..253e36a --- /dev/null +++ b/src/net/micode/notes/tool/DataUtils.java @@ -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.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; + +/** + * 数据操作工具类 + * 提供批量操作便签的实用方法 + */ +public class DataUtils { + public static final String TAG = "DataUtils"; // 日志标签 + + /** + * 批量删除便签 + * @param resolver ContentResolver对象 + * @param ids 要删除的便签ID集合 + * @return 是否删除成功 + */ + public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; + } + if (ids.size() == 0) { + Log.d(TAG, "no id is in the hashset"); + return true; + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + if(id == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Don't delete system folder root"); + continue; + } + ContentProviderOperation.Builder builder = ContentProviderOperation + .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + operationList.add(builder.build()); + } + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 移动便签到指定文件夹 + * @param resolver ContentResolver对象 + * @param id 要移动的便签ID + * @param srcFolderId 源文件夹ID + * @param desFolderId 目标文件夹ID + */ + public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, desFolderId); + values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null); + } + + /** + * 批量移动便签到指定文件夹 + * @param resolver ContentResolver对象 + * @param ids 要移动的便签ID集合 + * @param folderId 目标文件夹ID + * @return 是否移动成功 + */ + public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids, + long folderId) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + ContentProviderOperation.Builder builder = ContentProviderOperation + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + builder.withValue(NoteColumns.PARENT_ID, folderId); + builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); + operationList.add(builder.build()); + } + + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 获取除系统文件夹外的用户文件夹数量 + * @param resolver ContentResolver对象 + * @return 用户文件夹数量 + */ + public static int getUserFolderCount(ContentResolver resolver) { + Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { "COUNT(*)" }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?", + new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + int count = 0; + if(cursor != null) { + if(cursor.moveToFirst()) { + try { + count = cursor.getInt(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "get folder count failed:" + e.toString()); + } finally { + cursor.close(); + } + } + } + return count; + } + + /** + * 检查便签在数据库中是否可见 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @param type 便签类型 + * @return 是否可见 + */ + public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, + new String [] {String.valueOf(type)}, + null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查便签是否存在于数据库中 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 是否存在 + */ + public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查数据项是否存在于数据库中 + * @param resolver ContentResolver对象 + * @param dataId 数据ID + * @return 是否存在 + */ + public static boolean existInDataDatabase(ContentResolver resolver, long dataId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查可见文件夹名称是否已存在 + * @param resolver ContentResolver对象 + * @param name 文件夹名称 + * @return 是否已存在 + */ + public static boolean checkVisibleFolderName(ContentResolver resolver, String name) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null, + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + + " AND " + NoteColumns.SNIPPET + "=?", + new String[] { name }, null); + boolean exist = false; + if(cursor != null) { + if(cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 获取文件夹中便签的小部件属性 + * @param resolver ContentResolver对象 + * @param folderId 文件夹ID + * @return 小部件属性集合 + */ + public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) { + Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE }, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }, + null); + + HashSet set = null; + if (c != null) { + if (c.moveToFirst()) { + set = new HashSet(); + do { + try { + AppWidgetAttribute widget = new AppWidgetAttribute(); + widget.widgetId = c.getInt(0); + widget.widgetType = c.getInt(1); + set.add(widget); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, e.toString()); + } + } while (c.moveToNext()); + } + c.close(); + } + return set; + } + + /** + * 根据便签ID获取电话号码 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 电话号码 + */ + public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.PHONE_NUMBER }, + CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?", + new String [] { String.valueOf(noteId), CallNote.CONTENT_ITEM_TYPE }, + null); + + if (cursor != null && cursor.moveToFirst()) { + try { + return cursor.getString(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call number fails " + e.toString()); + } finally { + cursor.close(); + } + } + return ""; + } + + /** + * 根据电话号码和通话日期获取便签ID + * @param resolver ContentResolver对象 + * @param phoneNumber 电话号码 + * @param callDate 通话日期 + * @return 便签ID + */ + public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.NOTE_ID }, + CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL(" + + CallNote.PHONE_NUMBER + ",?)", + new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber }, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + try { + return cursor.getLong(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call note id fails " + e.toString()); + } + } + cursor.close(); + } + return 0; + } + + /** + * 根据便签ID获取内容片段 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 内容片段 + */ + public static String getSnippetById(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String [] { NoteColumns.SNIPPET }, + NoteColumns.ID + "=?", + new String [] { String.valueOf(noteId)}, + null); + + if (cursor != null) { + String snippet = ""; + if (cursor.moveToFirst()) { + snippet = cursor.getString(0); + } + cursor.close(); + return snippet; + } + throw new IllegalArgumentException("Note is not found with id: " + noteId); + } + + /** + * 格式化内容片段 + * @param snippet 原始内容片段 + * @return 格式化后的内容片段 + */ + public static String getFormattedSnippet(String snippet) { + if (snippet != null) { + snippet = snippet.trim(); + int index = snippet.indexOf('\n'); + if (index != -1) { + snippet = snippet.substring(0, index); + } + } + return snippet; + } +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/GTaskStringUtils.java b/src/net/micode/notes/tool/GTaskStringUtils.java new file mode 100644 index 0000000..7c61213 --- /dev/null +++ b/src/net/micode/notes/tool/GTaskStringUtils.java @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +/** + * Google Task相关字符串常量工具类 + * 包含与Google Task API交互时使用的JSON字段名和常量值 + */ +public class GTaskStringUtils { + // JSON字段名常量 + public final static String GTASK_JSON_ACTION_ID = "action_id"; // 操作ID字段名 + public final static String GTASK_JSON_ACTION_LIST = "action_list"; // 操作列表字段名 + public final static String GTASK_JSON_ACTION_TYPE = "action_type"; // 操作类型字段名 + + // 操作类型常量值 + public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create"; // 创建操作 + public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all"; // 获取全部操作 + public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move"; // 移动操作 + public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update"; // 更新操作 + + // 其他JSON字段名 + public final static String GTASK_JSON_CREATOR_ID = "creator_id"; // 创建者ID + public final static String GTASK_JSON_CHILD_ENTITY = "child_entity"; // 子实体 + public final static String GTASK_JSON_CLIENT_VERSION = "client_version"; // 客户端版本 + public final static String GTASK_JSON_COMPLETED = "completed"; // 完成状态 + public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id"; // 当前列表ID + public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id"; // 默认列表ID + public final static String GTASK_JSON_DELETED = "deleted"; // 删除状态 + public final static String GTASK_JSON_DEST_LIST = "dest_list"; // 目标列表 + public final static String GTASK_JSON_DEST_PARENT = "dest_parent"; // 目标父项 + public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type"; // 目标父项类型 + public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta"; // 实体变更 + public final static String GTASK_JSON_ENTITY_TYPE = "entity_type"; // 实体类型 + public final static String GTASK_JSON_GET_DELETED = "get_deleted"; // 获取已删除项 + public final static String GTASK_JSON_ID = "id"; // ID字段 + public final static String GTASK_JSON_INDEX = "index"; // 索引字段 + public final static String GTASK_JSON_LAST_MODIFIED = "last_modified"; // 最后修改时间 + public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point"; // 最新同步点 + public final static String GTASK_JSON_LIST_ID = "list_id"; // 列表ID + public final static String GTASK_JSON_LISTS = "lists"; // 列表集合 + public final static String GTASK_JSON_NAME = "name"; // 名称字段 + public final static String GTASK_JSON_NEW_ID = "new_id"; // 新ID + public final static String GTASK_JSON_NOTES = "notes"; // 笔记集合 + public final static String GTASK_JSON_PARENT_ID = "parent_id"; // 父ID + public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id"; // 前一个兄弟ID + public final static String GTASK_JSON_RESULTS = "results"; // 结果集合 + public final static String GTASK_JSON_SOURCE_LIST = "source_list"; // 源列表 + public final static String GTASK_JSON_TASKS = "tasks"; // 任务集合 + public final static String GTASK_JSON_TYPE = "type"; // 类型字段 + + // 实体类型常量值 + public final static String GTASK_JSON_TYPE_GROUP = "GROUP"; // 组类型 + public final static String GTASK_JSON_TYPE_TASK = "TASK"; // 任务类型 + + // 用户相关字段 + public final static String GTASK_JSON_USER = "user"; // 用户字段 + + // 文件夹名称常量 + public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]"; // MIUI笔记文件夹前缀 + 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 + + // 元数据相关字段 + public final static String META_HEAD_GTASK_ID = "meta_gid"; // 元数据中的GTask ID + public final static String META_HEAD_NOTE = "meta_note"; // 元数据中的笔记信息 + public final static String META_HEAD_DATA = "meta_data"; // 元数据中的数据信息 + public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE"; // 元数据笔记名称 +} \ No newline at end of file diff --git a/src/net/micode/notes/tool/ResourceParser.java b/src/net/micode/notes/tool/ResourceParser.java new file mode 100644 index 0000000..436221d --- /dev/null +++ b/src/net/micode/notes/tool/ResourceParser.java @@ -0,0 +1,269 @@ +/* + * 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; + +/** + * 资源解析工具类 + * 用于获取不同主题和样式的资源ID + */ +public class ResourceParser { + + // 颜色常量定义 + public static final int YELLOW = 0; // 黄色主题 + public static final int BLUE = 1; // 蓝色主题 + public static final int WHITE = 2; // 白色主题 + public static final int GREEN = 3; // 绿色主题 + public static final int RED = 4; // 红色主题 + + // 默认背景颜色 + public static final int BG_DEFAULT_COLOR = YELLOW; + + // 字体大小常量定义 + public static final int TEXT_SMALL = 0; // 小号字体 + public static final int TEXT_MEDIUM = 1; // 中号字体 + public static final int TEXT_LARGE = 2; // 大号字体 + public static final int TEXT_SUPER = 3; // 超大号字体 + + // 默认字体大小 + public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM; + + /** + * 便签背景资源类 + */ + public static class NoteBgResources { + // 编辑界面背景资源数组 + private final static int [] BG_EDIT_RESOURCES = new int [] { + R.drawable.edit_yellow, // 黄色背景 + R.drawable.edit_blue, // 蓝色背景 + R.drawable.edit_white, // 白色背景 + R.drawable.edit_green, // 绿色背景 + R.drawable.edit_red // 红色背景 + }; + + // 编辑界面标题背景资源数组 + 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 + }; + + /** + * 获取便签背景资源ID + * @param id 背景索引 + * @return 背景资源ID + */ + public static int getNoteBgResource(int id) { + return BG_EDIT_RESOURCES[id]; + } + + /** + * 获取便签标题背景资源ID + * @param id 背景索引 + * @return 标题背景资源ID + */ + public static int getNoteTitleBgResource(int id) { + return BG_EDIT_TITLE_RESOURCES[id]; + } + } + + /** + * 获取默认背景ID + * @param context 上下文对象 + * @return 背景ID + */ + public static int getDefaultBgId(Context context) { + if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean( + NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) { + // 如果设置了随机背景颜色，则随机返回一个背景ID + return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length); + } else { + // 否则返回默认背景ID + return BG_DEFAULT_COLOR; + } + } + + /** + * 便签列表项背景资源类 + */ + public static class NoteItemBgResources { + // 列表第一项背景资源数组 + private final static int [] BG_FIRST_RESOURCES = new int [] { + R.drawable.list_yellow_up, // 黄色第一项背景 + R.drawable.list_blue_up, // 蓝色第一项背景 + R.drawable.list_white_up, // 白色第一项背景 + R.drawable.list_green_up, // 绿色第一项背景 + R.drawable.list_red_up // 红色第一项背景 + }; + + // 列表普通项背景资源数组 + private final static int [] BG_NORMAL_RESOURCES = new int [] { + R.drawable.list_yellow_middle, // 黄色普通项背景 + R.drawable.list_blue_middle, // 蓝色普通项背景 + R.drawable.list_white_middle, // 白色普通项背景 + R.drawable.list_green_middle, // 绿色普通项背景 + R.drawable.list_red_middle // 红色普通项背景 + }; + + // 列表最后一项背景资源数组 + private final static int [] BG_LAST_RESOURCES = new int [] { + R.drawable.list_yellow_down, // 黄色最后一项背景 + R.drawable.list_blue_down, // 蓝色最后一项背景 + R.drawable.list_white_down, // 白色最后一项背景 + R.drawable.list_green_down, // 绿色最后一项背景 + R.drawable.list_red_down, // 红色最后一项背景 + }; + + // 列表单项背景资源数组(当列表只有一项时使用) + private final static int [] BG_SINGLE_RESOURCES = new int [] { + R.drawable.list_yellow_single, // 黄色单项背景 + R.drawable.list_blue_single, // 蓝色单项背景 + R.drawable.list_white_single, // 白色单项背景 + R.drawable.list_green_single, // 绿色单项背景 + R.drawable.list_red_single // 红色单项背景 + }; + + /** + * 获取列表第一项背景资源ID + * @param id 背景索引 + * @return 第一项背景资源ID + */ + public static int getNoteBgFirstRes(int id) { + return BG_FIRST_RESOURCES[id]; + } + + /** + * 获取列表最后一项背景资源ID + * @param id 背景索引 + * @return 最后一项背景资源ID + */ + public static int getNoteBgLastRes(int id) { + return BG_LAST_RESOURCES[id]; + } + + /** + * 获取列表单项背景资源ID + * @param id 背景索引 + * @return 单项背景资源ID + */ + public static int getNoteBgSingleRes(int id) { + return BG_SINGLE_RESOURCES[id]; + } + + /** + * 获取列表普通项背景资源ID + * @param id 背景索引 + * @return 普通项背景资源ID + */ + public static int getNoteBgNormalRes(int id) { + return BG_NORMAL_RESOURCES[id]; + } + + /** + * 获取文件夹背景资源ID + * @return 文件夹背景资源ID + */ + public static int getFolderBgRes() { + return R.drawable.list_folder; + } + } + + /** + * 小部件背景资源类 + */ + public static class WidgetBgResources { + // 2x大小小部件背景资源数组 + private final static int [] BG_2X_RESOURCES = new int [] { + R.drawable.widget_2x_yellow, // 黄色2x小部件背景 + R.drawable.widget_2x_blue, // 蓝色2x小部件背景 + R.drawable.widget_2x_white, // 白色2x小部件背景 + R.drawable.widget_2x_green, // 绿色2x小部件背景 + R.drawable.widget_2x_red, // 红色2x小部件背景 + }; + + /** + * 获取2x大小小部件背景资源ID + * @param id 背景索引 + * @return 2x小部件背景资源ID + */ + public static int getWidget2xBgResource(int id) { + return BG_2X_RESOURCES[id]; + } + + // 4x大小小部件背景资源数组 + private final static int [] BG_4X_RESOURCES = new int [] { + R.drawable.widget_4x_yellow, // 黄色4x小部件背景 + R.drawable.widget_4x_blue, // 蓝色4x小部件背景 + R.drawable.widget_4x_white, // 白色4x小部件背景 + R.drawable.widget_4x_green, // 绿色4x小部件背景 + R.drawable.widget_4x_red // 红色4x小部件背景 + }; + + /** + * 获取4x大小小部件背景资源ID + * @param id 背景索引 + * @return 4x小部件背景资源ID + */ + public static int getWidget4xBgResource(int id) { + return BG_4X_RESOURCES[id]; + } + } + + /** + * 文本外观资源类 + */ + public static class TextAppearanceResources { + // 文本外观资源数组 + private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] { + R.style.TextAppearanceNormal, // 普通文本外观 + R.style.TextAppearanceMedium, // 中等文本外观 + R.style.TextAppearanceLarge, // 大号文本外观 + R.style.TextAppearanceSuper // 超大号文本外观 + }; + + /** + * 获取文本外观资源ID + * @param id 外观索引 + * @return 文本外观资源ID + */ + public static int getTexAppearanceResource(int id) { + /** + * HACKME: 修复在SharedPreference中存储资源ID的bug。 + * 当ID大于资源数组长度时，返回默认字体大小 + */ + if (id >= TEXTAPPEARANCE_RESOURCES.length) { + return BG_DEFAULT_FONT_SIZE; + } + return TEXTAPPEARANCE_RESOURCES[id]; + } + + /** + * 获取文本外观资源数量 + * @return 资源数量 + */ + public static int getResourcesSize() { + return TEXTAPPEARANCE_RESOURCES.length; + } + } +} \ No newline at end of file