();
+ } //初次调用getContact时，创建缓存
+
+ if(sContactCache.containsKey(phoneNumber)) {
+ return sContactCache.get(phoneNumber);
+ } //缓存命中
+
+ String selection = CALLER_ID_SELECTION.replace("+",
+ PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); //用处理过的电话号码，替代CALLER_ID_SELECTION的+。
+ Cursor cursor = context.getContentResolver().query(
+ Data.CONTENT_URI, //查找对象
+ new String [] { Phone.DISPLAY_NAME }, //需要返回的是名字这一列
+ selection, //查找条件
+ new String[] { phoneNumber }, //query可以将phoneNumber填到selection的'？'中
+ null); //不需排序
+
+ if (cursor != null && cursor.moveToFirst()) { //cursor.moveToFirst()为true代表至少有一条记录
+ try {
+ String name = cursor.getString(0);
+ sContactCache.put(phoneNumber, name);
+ return name;
+ } catch (IndexOutOfBoundsException e) { //越界报错
+ Log.e(TAG, " Cursor get string error " + e.toString());
+ return null;
+ } finally {
+ cursor.close(); //关闭进程，防止内存泄露
+ }
+ }
+ else {
+ Log.d(TAG, "No contact matched with number:" + phoneNumber); //没找到
+ return null;
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/data/Notes.java b/src/src/net/micode/notes/data/Notes.java
new file mode 100644
index 0000000..7e3769f
--- /dev/null
+++ b/src/src/net/micode/notes/data/Notes.java
@@ -0,0 +1,298 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.data;
+
+import android.net.Uri;
+
+/**
+ * Notes类定义了许多常量，是整个项目的常量定义规范集
+ *
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/11 11:03
+ */
+public class Notes {
+ //定义项目名、TAG、文件类型
+ public static final String AUTHORITY = "micode_notes";
+ public static final String TAG = "Notes";
+ public static final int TYPE_NOTE = 0;
+ public static final int TYPE_FOLDER = 1;
+ public static final int TYPE_SYSTEM = 2;
+
+ /**
+ * Following IDs are system folders' identifiers
+ * {@link Notes#ID_ROOT_FOLDER } is default folder，根目录
+ * {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder，临时文件夹
+ * {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records，通话记录文件夹
+ */
+ public static final int ID_ROOT_FOLDER = 0; //也是0，一样吗
+ public static final int ID_TEMPARAY_FOLDER = -1;
+ public static final int ID_CALL_RECORD_FOLDER = -2;
+ public static final int ID_TRASH_FOLER = -3;//垃圾文件夹
+
+ //这些可以作为intent.putExtra("键名", 值)的键名
+ public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
+ public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
+ public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
+ public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
+ public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
+ public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
+
+ public static final int TYPE_WIDGET_INVALIDE = -1;
+ public static final int TYPE_WIDGET_2X = 0;
+ public static final int TYPE_WIDGET_4X = 1;
+
+ //DataConstants存储两个类型常量：note和call_note，但是这个量不好
+ //改名成MimeTypes或者DataTypes更好
+ public static class DataConstants {
+ public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
+ public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
+ }
+
+ /**
+ * Uri to query all notes and folders，访问 NOTE 表的 Uri
+ */
+ public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
+
+ /**
+ * Uri to query data，访问 DATA 表的 Uri
+ */
+ public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
+
+ //与便签有关的基本信息
+ public interface NoteColumns {
+ /**
+ * The unique ID for a row
+ * Type: INTEGER (long)
+ */
+ public static final String ID = "_id";
+
+ /**
+ * The parent's id for note or folder
+ * Type: INTEGER (long)
+ */
+ public static final String PARENT_ID = "parent_id";
+
+ /**
+ * Created data for note or folder
+ * Type: INTEGER (long)
+ */
+ public static final String CREATED_DATE = "created_date";
+
+ /**
+ * Latest modified date
+ * Type: INTEGER (long)
+ */
+ public static final String MODIFIED_DATE = "modified_date";
+
+
+ /**
+ * Alert date
+ * Type: INTEGER (long)
+ */
+ public static final String ALERTED_DATE = "alert_date";
+
+ /**
+ * Folder's name or text content of note
+ * Type: TEXT
+ */
+ public static final String SNIPPET = "snippet";
+
+ /**
+ * Note's widget id
+ * Type: INTEGER (long)
+ */
+ public static final String WIDGET_ID = "widget_id";
+
+ /**
+ * Note's widget type
+ * Type: INTEGER (long)
+ */
+ public static final String WIDGET_TYPE = "widget_type";
+
+ /**
+ * Note's background color's id
+ * Type: INTEGER (long)
+ */
+ public static final String BG_COLOR_ID = "bg_color_id";
+
+ /**
+ * For text note, it doesn't has attachment, for multi-media
+ * note, it has at least one attachment
+ * Type: INTEGER
+ */
+ public static final String HAS_ATTACHMENT = "has_attachment";
+
+ /**
+ * Folder's count of notes
+ * Type: INTEGER (long)
+ */
+ public static final String NOTES_COUNT = "notes_count";
+
+ /**
+ * The file type: folder or note
+ * Type: INTEGER
+ */
+ public static final String TYPE = "type";
+
+ /**
+ * The last sync id
+ * Type: INTEGER (long)
+ */
+ public static final String SYNC_ID = "sync_id";
+
+ /**
+ * Sign to indicate local modified or not
+ * Type: INTEGER
+ */
+ public static final String LOCAL_MODIFIED = "local_modified";
+
+ /**
+ * Original parent id before moving into temporary folder
+ * Type : INTEGER
+ */
+ public static final String ORIGIN_PARENT_ID = "origin_parent_id";
+
+ /**
+ * The gtask id
+ * Type : TEXT
+ */
+ public static final String GTASK_ID = "gtask_id";
+
+ /**
+ * The version code
+ * Type : INTEGER (long)
+ */
+ public static final String VERSION = "version";
+ }
+
+ //便签的详细数据信息，Data1-Data5为通用数据栏，由mimetype决定意义
+ public interface DataColumns {
+ /**
+ * The unique ID for a row
+ * Type: INTEGER (long)
+ */
+ public static final String ID = "_id";
+
+ /**
+ * The MIME type of the item represented by this row.
+ * 这个值拿来区分text_notes和call_notes
+ * Type: Text
+ */
+ public static final String MIME_TYPE = "mime_type";
+
+ /**
+ * The reference id to note that this data belongs to
+ * Type: INTEGER (long)
+ */
+ public static final String NOTE_ID = "note_id";
+
+ /**
+ * Created data for note or folder
+ * Type: INTEGER (long)
+ */
+ public static final String CREATED_DATE = "created_date";
+
+ /**
+ * Latest modified date
+ * Type: INTEGER (long)
+ */
+ public static final String MODIFIED_DATE = "modified_date";
+
+ /**
+ * Data's content
+ * Type: TEXT
+ */
+ public static final String CONTENT = "content";
+
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * integer data type
+ * Type: INTEGER
+ */
+ public static final String DATA1 = "data1";
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * integer data type
+ * Type: INTEGER
+ */
+ public static final String DATA2 = "data2";
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */
+ public static final String DATA3 = "data3";
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */
+ public static final String DATA4 = "data4";
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */
+ public static final String DATA5 = "data5";
+ }
+
+ //TextNote和CallNote为DataColumns的两个实现
+ public static final class TextNote implements DataColumns {
+ /**
+ * Mode to indicate the text in check list mode or not
+ * Type: Integer 1:check list mode 0: normal mode
+ */
+ public static final String MODE = DATA1;
+
+ //清单模式
+ public static final int MODE_CHECK_LIST = 1;
+
+ public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
+
+ public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
+
+ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
+ }
+
+ public static final class CallNote implements DataColumns {
+ /**
+ * Call date for this record
+ * Type: INTEGER (long)
+ */
+ public static final String CALL_DATE = DATA1;
+
+ /**
+ * Phone number for this record
+ * Type: TEXT
+ */
+ public static final String PHONE_NUMBER = DATA3;
+
+ //列表dir类型，用于通过Uri查找类型时返回
+ public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
+
+ //单条数据item类型，用于通过Uri查找类型时返回
+ public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
+
+ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
+ }
+}
diff --git a/src/src/net/micode/notes/data/NotesDatabaseHelper.java b/src/src/net/micode/notes/data/NotesDatabaseHelper.java
new file mode 100644
index 0000000..be0f476
--- /dev/null
+++ b/src/src/net/micode/notes/data/NotesDatabaseHelper.java
@@ -0,0 +1,410 @@
+/*
+ * 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;
+
+/**
+ * 数据库操作核心类
+ *
+ * 负责 SQLite 数据库的创建、表结构初始化以及版本升级逻辑。
+ * 这个类大量使用了 SQLite 的 Trigger（触发器） 特性，
+ * 将“更新文件夹内笔记数量”、“同步笔记摘要”等业务逻辑下沉到数据库层自动处理，
+ * 避免了上层 Java 代码频繁手动同步数据，提高了数据一致性。
+ *
+ *
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/10 15:10
+ */
+public class NotesDatabaseHelper extends SQLiteOpenHelper {
+ // 数据库文件名，位于系统内部存储
+ private static final String DB_NAME = "note.db";
+
+ // 数据库版本号，升级数据库结构时需修改此值
+ private static final int DB_VERSION = 4;
+
+ // 定义表名常量
+ public interface TABLE {
+ public static final String NOTE = "note"; // 存储笔记的元数据（如ID、创建时间、父文件夹）
+
+ public static final String DATA = "data"; // 存储笔记的具体内容（文本、关联数据）
+ }
+
+ private static final String TAG = "NotesDatabaseHelper";
+
+ private static NotesDatabaseHelper mInstance;
+
+ // 创建 NOTE 表的 SQL 语句
+ // strftime('%s','now') * 1000 用于获取当前的毫秒级时间戳，默认填充创建时间和修改时间
+ 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 ''," + // 笔记摘要，用于列表展示
+ 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 DATA 表的 SQL 语句
+ // data 表通过 note_id 关联到 note 表
+ private static final String CREATE_DATA_TABLE_SQL =
+ "CREATE TABLE " + TABLE.DATA + "(" +
+ DataColumns.ID + " INTEGER PRIMARY KEY," +
+ DataColumns.MIME_TYPE + " TEXT NOT NULL," + // 数据类型，区分文本还是电话记录
+ DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + // 外键关联
+ 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 ''," + // 实际存储的内容
+ DataColumns.DATA1 + " INTEGER," +
+ DataColumns.DATA2 + " INTEGER," +
+ DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
+ DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
+ DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
+ ")";
+
+ // 为 note_id 创建索引，加速根据笔记 ID 查询内容的效率
+ private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
+ "CREATE INDEX IF NOT EXISTS note_id_index ON " +
+ TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
+
+ /**
+ * 触发器逻辑：当笔记被移动到新文件夹时（Update操作），
+ * 自动将新文件夹（new.parent_id）内的笔记数量 +1。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当笔记从旧文件夹移出时（Update操作），
+ * 自动将旧文件夹（old.parent_id）内的笔记数量 -1。
+ * 增加了 >0 的判断，防止数据异常导致计数器变成负数。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当在文件夹下新建笔记时（Insert操作），
+ * 自动将该文件夹的笔记数量 +1。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当删除笔记时（Delete操作），
+ * 自动将所在文件夹的笔记数量 -1。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当 DATA 表插入新内容且类型为 Note 时，
+ * 自动把内容同步更新到 NOTE 表的 snippet（摘要）字段。
+ * 这样列表页可以直接读取 NOTE 表显示预览，无需联表查询。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当 DATA 表内容发生变更时，同步更新 NOTE 表的摘要。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：当 DATA 表内容被删除时，清空 NOTE 表对应的摘要。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：级联删除。
+ * 当 NOTE 表的记录被删除时，自动删除 DATA 表中对应的详细内容，防止产生脏数据。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：级联删除文件夹内容。
+ * 当一个文件夹被物理删除时，自动删除该文件夹下的所有笔记。
+ */
+ 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";
+
+ /**
+ * 触发器逻辑：级联移动到废纸篓。
+ * 当文件夹被移入废纸篓（ID_TRASH_FOLER）时，
+ * 自动将该文件夹下的所有笔记也修改为废纸篓状态。
+ */
+ 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) {
+ super(context, DB_NAME, null, DB_VERSION);
+ }
+
+ public void createNoteTable(SQLiteDatabase db) {
+ db.execSQL(CREATE_NOTE_TABLE_SQL);
+ reCreateNoteTableTriggers(db); // 创建表后立即初始化相关的触发器
+ createSystemFolder(db); // 初始化系统默认文件夹
+ Log.d(TAG, "note table has been created");
+ }
+
+ // 重置 Note 表的所有触发器，先删除旧的再重新创建，确保逻辑最新
+ 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);
+ }
+
+ // 在数据库中插入默认的系统文件夹
+ private void createSystemFolder(SQLiteDatabase db) {
+ ContentValues values = new ContentValues();
+
+ /**
+ * call record foler for call notes
+ */
+ // 插入通话记录文件夹
+ values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
+ db.insert(TABLE.NOTE, null, values);
+
+ /**
+ * root folder which is default folder
+ */
+ // 插入默认根目录，复用 values 对象前先清空
+ values.clear();
+ values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
+ db.insert(TABLE.NOTE, null, values);
+
+ /**
+ * temporary folder which is used for moving note
+ */
+ // 插入临时文件夹
+ values.clear();
+ values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
+ db.insert(TABLE.NOTE, null, values);
+
+ /**
+ * create trash folder
+ */
+ // 插入废纸篓文件夹
+ 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) {
+ db.execSQL(CREATE_DATA_TABLE_SQL);
+ reCreateDataTableTriggers(db);
+ db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); // 建表后创建索引
+ Log.d(TAG, "data table has been created");
+ }
+
+ 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);
+ }
+
+ // 单例模式获取实例，使用 synchronized 保证多线程安全
+ static synchronized NotesDatabaseHelper getInstance(Context context) {
+ if (mInstance == null) {
+ mInstance = new NotesDatabaseHelper(context);
+ }
+ return mInstance;
+ }
+
+ @Override
+ public void onCreate(SQLiteDatabase db) {
+ createNoteTable(db);
+ createDataTable(db);
+ }
+
+ // 处理数据库版本升级逻辑
+ @Override
+ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+ boolean reCreateTriggers = false;
+ boolean skipV2 = false;
+
+ // 升级逻辑：v1 -> v2
+ if (oldVersion == 1) {
+ upgradeToV2(db);
+ skipV2 = true; // 标记跳过 v2 的独立判断逻辑
+ oldVersion++;
+ }
+
+ // 升级逻辑：v2 -> v3 (或从 v1 升上来后继续执行)
+ if (oldVersion == 2 && !skipV2) {
+ upgradeToV3(db);
+ reCreateTriggers = true; // v3 变更需要重置触发器
+ oldVersion++;
+ }
+
+ // 升级逻辑：v3 -> v4
+ if (oldVersion == 3) {
+ upgradeToV4(db);
+ oldVersion++;
+ }
+
+ // 如果升级过程中涉及触发器逻辑变更，统一重新创建
+ if (reCreateTriggers) {
+ reCreateNoteTableTriggers(db);
+ reCreateDataTableTriggers(db);
+ }
+
+ // 升级后校验版本号，不匹配则抛出异常
+ if (oldVersion != newVersion) {
+ throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ + "fails");
+ }
+ }
+
+ // v1 升 v2：删除旧表并重建，重置整个数据库结构
+ private void upgradeToV2(SQLiteDatabase db) {
+ db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
+ db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
+ createNoteTable(db);
+ createDataTable(db);
+ }
+
+ // v2 升 v3：增加 GTask ID 字段和废纸篓文件夹，移除旧的触发器
+ private void upgradeToV3(SQLiteDatabase db) {
+ // drop unused triggers
+ 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");
+ // add a column for gtask id
+ // 使用 ALTER TABLE 追加列，SQLite 不支持直接删除列
+ db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ + " TEXT NOT NULL DEFAULT ''");
+ // add a trash system folder
+ 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);
+ }
+
+ // v3 升 v4：增加版本号字段
+ private void upgradeToV4(SQLiteDatabase db) {
+ 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/src/net/micode/notes/data/NotesProvider.java b/src/src/net/micode/notes/data/NotesProvider.java
new file mode 100644
index 0000000..97c73bd
--- /dev/null
+++ b/src/src/net/micode/notes/data/NotesProvider.java
@@ -0,0 +1,352 @@
+/*
+ * 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.Notes.TextNote;
+import net.micode.notes.data.NotesDatabaseHelper.TABLE;
+
+/**
+ * 内容提供者核心类
+ *
+ * 这是 Android 四大组件之一 {@code ContentProvider} 的实现。
+ * 它的作用就像是一个“管家”，把底层的 SQLite 数据库包装起来，
+ * 外部（比如 UI 界面或者桌面搜索栏）想要查数据、改数据，都得通过这个管家。
+ * 这样既能保证数据的安全（比如防止误删系统文件夹），也能统一管理数据变化的通知。
+ *
+ *
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/23 16:20
+ */
+public class NotesProvider extends ContentProvider {
+ // URI匹配器，用来判断外边传进来的 URI 具体是想操作哪张表，还是想做搜索
+ private static final UriMatcher mMatcher;
+
+ private NotesDatabaseHelper mHelper;
+
+ private static final String TAG = "NotesProvider";
+
+ // 定义 URI 对应的匹配码，方便 switch-case 使用
+ private static final int URI_NOTE = 1; // 操作整个 Note 表
+ private static final int URI_NOTE_ITEM = 2; // 操作 Note 表里的单条记录
+ private static final int URI_DATA = 3; // 操作 Data 表
+ private static final int URI_DATA_ITEM = 4; // 操作 Data 表里的单条记录
+
+ private static final int URI_SEARCH = 5; // 搜索
+ private static final int URI_SEARCH_SUGGEST = 6; // 搜索建议（给搜索框用的）
+
+ // 静态代码块，类加载时先把规则定好
+ static {
+ mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
+ // 比如 content://net.micode.notes/note 对应 URI_NOTE
+ mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
+ // # 代表数字通配符，匹配具体 ID
+ 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);
+ }
+
+ /**
+ * x'0A' represents the '\n' character in sqlite. For title and content in the search result,
+ * we will trim '\n' and white space in order to show more information.
+ *
+ * 这个 SQL 投影比较复杂，主要是为了配合 Android 的全局搜索（SearchManager）。
+ * 它把数据库里的换行符（x'0A'）全都去掉了，不然搜索结果列表里显示会乱。
+ * 还配置了 ICON 和点击后的 Intent 动作，这样用户点搜索建议就能直接跳进笔记里。
+ *
+ */
+ 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 + ","
+ + "'" + TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
+
+ // 预定义的搜索 SQL：查 Note 表，匹配 snippet 内容，排除垃圾桶里的和非笔记类型的
+ 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() {
+ // 初始化数据库助手
+ mHelper = NotesDatabaseHelper.getInstance(getContext());
+ return true;
+ }
+
+ // 查数据接口
+ @Override
+ public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
+ String sortOrder) {
+ Cursor c = null;
+ SQLiteDatabase db = mHelper.getReadableDatabase();
+ String id = null;
+ switch (mMatcher.match(uri)) {
+ case URI_NOTE:
+ // 查整个 Note 表
+ c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
+ sortOrder);
+ break;
+ case URI_NOTE_ITEM:
+ // 查单个 Note，解析出 ID 拼到查询条件里
+ id = uri.getPathSegments().get(1);
+ c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ + parseSelection(selection), selectionArgs, null, null, sortOrder);
+ break;
+ case URI_DATA:
+ c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
+ sortOrder);
+ break;
+ case URI_DATA_ITEM:
+ 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:
+ // 搜索建议模式，不支持自定义排序和筛选
+ if (sortOrder != null || projection != null) {
+ throw new IllegalArgumentException(
+ "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
+ }
+
+ String searchString = null;
+ // 解析搜索关键词，有两种传递方式：路径里或者参数里
+ 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 {
+ // 加上 % 拼成模糊查询
+ 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) {
+ // 绑定通知 URI。这一步很重要，如果数据变了，监听这个 URI 的界面（比如列表）就会自动刷新。
+ c.setNotificationUri(getContext().getContentResolver(), uri);
+ }
+ return c;
+ }
+
+ // 增数据接口
+ @Override
+ public Uri insert(Uri uri, ContentValues values) {
+ SQLiteDatabase db = mHelper.getWritableDatabase();
+ long dataId = 0, noteId = 0, insertedId = 0;
+ switch (mMatcher.match(uri)) {
+ case URI_NOTE:
+ insertedId = noteId = db.insert(TABLE.NOTE, null, values);
+ break;
+ case URI_DATA:
+ // 插入 Data 表必须要有对应的 Note ID
+ if (values.containsKey(DataColumns.NOTE_ID)) {
+ noteId = values.getAsLong(DataColumns.NOTE_ID);
+ } else {
+ Log.d(TAG, "Wrong data format without note id:" + values.toString());
+ }
+ insertedId = dataId = db.insert(TABLE.DATA, null, values);
+ break;
+ default:
+ throw new IllegalArgumentException("Unknown URI " + uri);
+ }
+ // 通知 Note 表有变化，UI 该刷新了
+ if (noteId > 0) {
+ getContext().getContentResolver().notifyChange(
+ ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
+ }
+
+ // 通知 Data 表有变化
+ if (dataId > 0) {
+ getContext().getContentResolver().notifyChange(
+ ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
+ }
+
+ // 算出刚刚插入的数据 ID，拼成新的 URI 返回给调用者
+ return ContentUris.withAppendedId(uri, insertedId);
+ }
+
+ // 删数据接口
+ @Override
+ public int delete(Uri uri, String selection, String[] selectionArgs) {
+ int count = 0;
+ String id = null;
+ SQLiteDatabase db = mHelper.getWritableDatabase();
+ boolean deleteData = false;
+ switch (mMatcher.match(uri)) {
+ case URI_NOTE:
+ // 只能删 ID > 0 的，防止误删系统文件夹
+ selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
+ count = db.delete(TABLE.NOTE, selection, selectionArgs);
+ break;
+ case URI_NOTE_ITEM:
+ id = uri.getPathSegments().get(1);
+ /**
+ * ID that smaller than 0 is system folder which is not allowed to
+ * trash
+ */
+ // 防御性代码：系统文件夹（ID <= 0，如根目录）绝对不能删
+ 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);
+ }
+ // 如果删除了数据，记得发通知刷新界面
+ if (count > 0) {
+ if (deleteData) {
+ getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
+ }
+ getContext().getContentResolver().notifyChange(uri, null);
+ }
+ return count;
+ }
+
+ // 改数据接口
+ @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;
+ switch (mMatcher.match(uri)) {
+ case URI_NOTE:
+ // 批量更新 Note，先把涉及到的 Note 版本号 +1
+ increaseNoteVersion(-1, selection, selectionArgs);
+ count = db.update(TABLE.NOTE, values, selection, selectionArgs);
+ break;
+ case URI_NOTE_ITEM:
+ id = uri.getPathSegments().get(1);
+ // 更新单个 Note，先更新版本号
+ 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;
+ }
+
+ // 辅助方法：拼接 selection 查询条件，防止 SQL 注入
+ private String parseSelection(String selection) {
+ return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
+ }
+
+ // 增加笔记的版本号，这应该是为了配合云同步功能，判断本地数据是否是最新的
+ 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 ");
+
+ // 拼接 WHERE 条件
+ 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;
+ // 因为 rawQuery 不能自动处理 update 语句里的 ? 占位符
+ // 所以这里要手动把参数（selectionArgs）填进去，替换掉 ?
+ 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/src/net/micode/notes/gtask/data/MetaData.java b/src/src/net/micode/notes/gtask/data/MetaData.java
new file mode 100644
index 0000000..b04ac70
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/MetaData.java
@@ -0,0 +1,110 @@
+/*
+ * 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;
+
+/**
+ * 元数据类，属于 Google Task 同步模块的一部分。
+ *
+ * 虽然它继承了 {@code Task}，但它不存用户的实际笔记。
+ * 它的主要作用是把本地的关联 ID 包装成 JSON，藏在 GTask 的“备注（Notes）”字段里传到服务器，
+ * 或者从服务器拉取这些信息。
+ *
+ *
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/16 16:35
+ */
+public class MetaData extends Task {
+ // 获取类名做 TAG，方便打 Log
+ private final static String TAG = MetaData.class.getSimpleName();
+
+ // 关联的 Google Task ID
+ private String mRelatedGid = null;
+
+ // 设置元数据信息：把 GID 和其他信息打包塞进 notes 字段
+ public void setMeta(String gid, JSONObject metaInfo) {
+ try {
+ // 往 json 里塞一个键值对：KEY是关联ID的头，VALUE是具体的 gid
+ metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
+ } catch (JSONException e) {
+ Log.e(TAG, "failed to put related gid");
+ }
+ // 关键操作：把 JSON 转成字符串，存到 Task 的 notes 属性里
+ // 在 Google Tasks 网页版上，这会显示在任务的“备注”栏里
+ setNotes(metaInfo.toString());
+ // 给这个特殊的 Task 起个固定的名字，方便识别
+ setName(GTaskStringUtils.META_NOTE_NAME);
+ }
+
+ // 取出关联 ID
+ public String getRelatedGid() {
+ return mRelatedGid;
+ }
+
+ // 如果 notes 里有东西，才值得保存
+ @Override
+ public boolean isWorthSaving() {
+ return getNotes() != null;
+ }
+
+ // 从服务器下发的 JSON 数据里恢复内容
+ @Override
+ public void setContentByRemoteJSON(JSONObject js) {
+ // 先让父类干完常规的初始化
+ super.setContentByRemoteJSON(js);
+ // 如果备注不为空，说明里面可能藏着我们要的 GID
+ if (getNotes() != null) {
+ try {
+ // 把字符串形式的备注还原成 JSON 对象
+ JSONObject metaInfo = new JSONObject(getNotes().trim());
+ // 提取出关联的 GID
+ mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
+ } catch (JSONException e) {
+ Log.w(TAG, "failed to get related gid");
+ mRelatedGid = null;
+ }
+ }
+ }
+
+ // 下面这三个方法直接抛 Error，说明 MetaData 这个类很特殊
+ // 它不需要走本地数据库（Local JSON/Cursor）那一套流程
+
+ @Override
+ public void setContentByLocalJSON(JSONObject js) {
+ // this function should not be called
+ throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
+ }
+
+ @Override
+ public JSONObject getLocalJSONFromContent() {
+ throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
+ }
+
+ @Override
+ public int getSyncAction(Cursor c) {
+ throw new IllegalAccessError("MetaData:getSyncAction should not be called");
+ }
+
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/data/Node.java b/src/src/net/micode/notes/gtask/data/Node.java
new file mode 100644
index 0000000..01f6fbb
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/Node.java
@@ -0,0 +1,152 @@
+/*
+ * 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 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;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/23 16:20
+ *
+ * 同步节点类的基类
+ *
+ * 我觉得这个 Node 类就是个抽象模板，管你是便签还是文件夹，
+ * 只要想跟 Google Tasks 同步，都得继承它。
+ * 它把同步对象共有的属性和行为都抽出来了。
+ */
+public abstract class Node {
+ /*
+ * 定义了本地和云端数据对比后的几种同步状态。
+ * 后面 getSyncAction 方法就是根据两边数据的差异，返回这些状态码。
+ *
+ * 0: 无需操作 (数据一致)
+ * 1: 云端新增 (本地有，云端没有)
+ * 2: 本地新增 (云端有，本地没有)
+ * 3: 云端删除 (本地已删，云端还有)
+ * 4: 本地删除 (云端已删，本地还有)
+ * 5: 更新云端 (本地版本新)
+ * 6: 更新本地 (云端版本新)
+ * 7: 冲突 (两边都改了)
+ * 8: 出错
+ */
+ public static final int SYNC_ACTION_NONE = 0;
+ public static final int SYNC_ACTION_ADD_REMOTE = 1;
+ public static final int SYNC_ACTION_ADD_LOCAL = 2;
+ public static final int SYNC_ACTION_DEL_REMOTE = 3;
+ public static final int SYNC_ACTION_DEL_LOCAL = 4;
+ public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
+ public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
+ public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
+ public static final int SYNC_ACTION_ERROR = 8;
+
+ private String mGid; // Google那边给的唯一ID
+
+ private String mName; // 笔记标题或者文件夹名
+
+ private long mLastModified; // 最后修改时间，同步的时候就靠它比对新旧了
+
+ private boolean mDeleted; // 删除标记，本地删了就标一下
+
+ public Node() {
+ // 构造函数，创建一个空的Node，把所有属性都初始化一下
+ mGid = null;
+ mName = "";
+ mLastModified = 0;
+ mDeleted = false;
+ }
+
+ // 下面这几个是抽象方法，也就是说，这个类只是个架子
+ // 具体的便签(Task)和文件夹(TaskList)要自己去实现这些方法
+ // 告诉程序到底怎么处理JSON数据，怎么判断同步状态
+
+ /**
+ * 把本地数据打包成JSON，用来在云端创建新条目
+ * @param actionId 操作ID
+ * @return 打包好的JSON对象
+ */
+ public abstract JSONObject getCreateAction(int actionId);
+
+ /**
+ * 把本地数据打包成JSON，用来更新云端已有条目
+ * @param actionId 操作ID
+ * @return 打包好的JSON对象
+ */
+ public abstract JSONObject getUpdateAction(int actionId);
+
+ /**
+ * 从Google服务器拉下来的JSON，解析完更新到这个Node对象里
+ * @param js 从云端接收的JSON对象
+ */
+ public abstract void setContentByRemoteJSON(JSONObject js);
+
+ /**
+ * 从本地数据库（通过JSON格式）恢复数据到这个Node对象里
+ * @param js 从本地数据库读取的JSON对象
+ */
+ public abstract void setContentByLocalJSON(JSONObject js);
+
+ /**
+ * 把Node对象里的内容，转换成JSON格式，方便存到本地数据库
+ * @return 代表当前内容的JSON对象
+ */
+ public abstract JSONObject getLocalJSONFromContent();
+
+ /**
+ * 核心方法，比较当前Node对象和数据库里的Cursor
+ * 看看谁新谁旧，然后返回一个上面定义好的同步状态码
+ * @param c 数据库查询结果的游标
+ * @return 同步状态码 (SYNC_ACTION_*)
+ */
+ public abstract int getSyncAction(Cursor c);
+
+ // 下面这一堆就是常规的 getter 和 setter，用来读写私有变量
+ public void setGid(String gid) {
+ this.mGid = gid;
+ }
+
+ public void setName(String name) {
+ this.mName = name;
+ }
+
+ public void setLastModified(long lastModified) {
+ this.mLastModified = lastModified;
+ }
+
+ public void setDeleted(boolean deleted) {
+ this.mDeleted = deleted;
+ }
+
+ public String getGid() {
+ return this.mGid;
+ }
+
+ public String getName() {
+ return this.mName;
+ }
+
+ public long getLastModified() {
+ return this.mLastModified;
+ }
+
+ public boolean getDeleted() {
+ return this.mDeleted;
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/data/SqlData.java b/src/src/net/micode/notes/gtask/data/SqlData.java
new file mode 100644
index 0000000..04b128e
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/SqlData.java
@@ -0,0 +1,220 @@
+/*
+ * 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;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/19 16:45
+ *
+ * 封装了 data 表的一行数据
+ *
+ * 这个类的作用，就是把数据库里的一行 data 数据，或者一个 JSON 对象，
+ * 包装成一个 SqlData 对象。方便在同步的时候，进行比较和提交。
+ * 它还记录了数据的变更，最后统一 commit 到数据库。
+ */
+public class SqlData {
+ private static final String TAG = SqlData.class.getSimpleName(); // TAG，打日志用
+
+ private static final int INVALID_ID = -99999; // 无效ID，-99999 这个值选得有点随意啊？
+
+ // PROJECTION_DATA，查询投影，就是指定我们从 data 表里只要这几列数据
+ public static final String[] PROJECTION_DATA = new String[] {
+ DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
+ DataColumns.DATA3
+ };
+
+ // 下面这几个是上面投影列对应的索引，方便从 Cursor 里取值
+ public static final int DATA_ID_COLUMN = 0;
+ public static final int DATA_MIME_TYPE_COLUMN = 1;
+ public static final int DATA_CONTENT_COLUMN = 2;
+ public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
+ public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
+
+ private ContentResolver mContentResolver; // 内容解析器，用来跟数据库打交道
+
+ private boolean mIsCreate; // 是不是新建模式的标志
+
+ // 这几个字段，就是 data 表里一行数据的内容
+ private long mDataId;
+ private String mDataMimeType;
+ private String mDataContent;
+ private long mDataContentData1;
+ private String mDataContentData3;
+
+ // ContentValues，就是个键值对集合，专门用来存放有变化的数据，等会儿一次性提交
+ private ContentValues mDiffDataValues;
+
+ // 构造函数1: 创建一个全新的、空的 SqlData 对象
+ public SqlData(Context context) {
+ mContentResolver = context.getContentResolver(); // 从 context 里拿到 ContentResolver
+ mIsCreate = true; // 标记为“新建”
+ mDataId = INVALID_ID;
+ mDataMimeType = DataConstants.NOTE; // 默认是普通笔记类型
+ mDataContent = "";
+ mDataContentData1 = 0;
+ mDataContentData3 = "";
+ mDiffDataValues = new ContentValues();
+ }
+
+ // 构造函数2: 从数据库游标 Cursor 里加载数据，创建一个已存在的 SqlData 对象
+ public SqlData(Context context, Cursor c) {
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false; // 标记为“已存在”
+ loadFromCursor(c); // 用游标里的数据，把这个对象的各个字段都填上
+ mDiffDataValues = new ContentValues();
+ }
+
+ // 从游标 Cursor 里读取数据，初始化对象的各个字段
+ private void loadFromCursor(Cursor c) {
+ mDataId = c.getLong(DATA_ID_COLUMN);
+ mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
+ mDataContent = c.getString(DATA_CONTENT_COLUMN);
+ mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
+ mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
+ }
+
+ /**
+ * 用 JSON 对象来更新 SqlData 的内容。
+ * 它会比较 JSON 里的值和当前对象里的值，把不一样的地方记在 mDiffDataValues 里。
+ */
+ public void setContent(JSONObject js) throws JSONException {
+ // 先用 has 判断一下 JSON 里有没有这个字段，免得直接 get 报错
+ long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
+ // 如果是新建模式，或者ID变了，就把新ID加到差异集合里
+ if (mIsCreate || mDataId != dataId) {
+ mDiffDataValues.put(DataColumns.ID, dataId);
+ }
+ mDataId = dataId;
+
+ String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
+ : DataConstants.NOTE;
+ if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
+ mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
+ }
+ mDataMimeType = dataMimeType;
+
+ String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
+ if (mIsCreate || !mDataContent.equals(dataContent)) {
+ mDiffDataValues.put(DataColumns.CONTENT, dataContent);
+ }
+ mDataContent = dataContent;
+
+ long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
+ if (mIsCreate || mDataContentData1 != dataContentData1) {
+ mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
+ }
+ mDataContentData1 = dataContentData1;
+
+ String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
+ if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
+ mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
+ }
+ mDataContentData3 = dataContentData3;
+ }
+
+ /**
+ * 把当前 SqlData 对象的内容，打包成一个 JSON 对象返回。
+ */
+ public JSONObject getContent() throws JSONException {
+ if (mIsCreate) {
+ // 如果还是新建状态，说明还没往数据库里存，这时候转成JSON没啥意义
+ Log.e(TAG, "it seems that we haven't created this in database yet");
+ return null;
+ }
+ JSONObject js = new JSONObject();
+ js.put(DataColumns.ID, mDataId);
+ js.put(DataColumns.MIME_TYPE, mDataMimeType);
+ js.put(DataColumns.CONTENT, mDataContent);
+ js.put(DataColumns.DATA1, mDataContentData1);
+ js.put(DataColumns.DATA3, mDataContentData3);
+ return js;
+ }
+
+ /**
+ * 把之前记录的所有变更（mDiffDataValues），一次性提交到数据库。
+ */
+ public void commit(long noteId, boolean validateVersion, long version) {
+
+ if (mIsCreate) {
+ // 新建模式，就执行 insert
+ if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
+ // 如果ID是无效的，就把它从要插入的数据里去掉，让数据库自己生成
+ mDiffDataValues.remove(DataColumns.ID);
+ }
+
+ mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 别忘了把所属的 noteId 加上
+ Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
+ try {
+ // 从返回的uri里，解析出新生成的ID
+ mDataId = Long.valueOf(uri.getPathSegments().get(1));
+ } catch (NumberFormatException e) {
+ // 万一出错了，记个日志，然后抛个自定义的异常出去，告诉上层同步失败了
+ Log.e(TAG, "Get note id error :" + e.toString());
+ throw new ActionFailureException("create note failed");
+ }
+ } else {
+ // 非新建模式，就执行 update
+ if (mDiffDataValues.size() > 0) {
+ int result = 0;
+ if (!validateVersion) {
+ // 不需要版本验证，直接更新
+ result = mContentResolver.update(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
+ } else {
+ // 需要版本验证，这是一种乐观锁，防止同步的时候本地数据被意外修改
+ result = mContentResolver.update(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
+ " ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ + " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
+ String.valueOf(noteId), String.valueOf(version)
+ });
+ }
+ if (result == 0) {
+ // 没更新成功，可能是版本冲突了
+ Log.w(TAG, "there is no update. maybe user updates note when syncing");
+ }
+ }
+ }
+ // 提交完了，就把差异集合清空，再把状态改成“已存在”
+ mDiffDataValues.clear();
+ mIsCreate = false;
+ }
+
+ public long getId() {
+ return mDataId;
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/data/SqlNote.java b/src/src/net/micode/notes/gtask/data/SqlNote.java
new file mode 100644
index 0000000..bf22f49
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/SqlNote.java
@@ -0,0 +1,541 @@
+/*
+ * 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 not use 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;
+
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 16:30
+ * @Description: 这个类是笔记在本地数据库的体现，负责把数据库里的数据读出来变成一个对象，或者把对象的改动写回数据库。
+ */
+public class SqlNote {
+ // 这个TAG是用来打日志的，方便在Logcat里筛选特定类的输出
+ private static final String TAG = SqlNote.class.getSimpleName();
+
+ // 定义一个特殊的负数值来表示无效ID，避免和数据库自增的ID（从0或1开始）混淆
+ private static final int INVALID_ID = -99999;
+
+ // 把所有笔记相关的字段预先定义成一个数组，查询数据库时直接用它，就不用每次都手写一遍了
+ 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
+ };
+
+ // 下面这一堆常量，是上面 PROJECTION_NOTE 数组里每个字段对应的下标。
+ // 这样从Cursor里取数据的时候，直接用 c.getLong(ID_COLUMN) 就行，比用 c.getColumnIndex("id") 效率高。
+ public static final int ID_COLUMN = 0;
+ public static final int ALERTED_DATE_COLUMN = 1;
+ public static final int BG_COLOR_ID_COLUMN = 2;
+ public static final int CREATED_DATE_COLUMN = 3;
+ public static final int HAS_ATTACHMENT_COLUMN = 4;
+ public static final int MODIFIED_DATE_COLUMN = 5;
+ public static final int NOTES_COUNT_COLUMN = 6;
+ public static final int PARENT_ID_COLUMN = 7;
+ public static final int SNIPPET_COLUMN = 8;
+ public static final int TYPE_COLUMN = 9;
+ public static final int WIDGET_ID_COLUMN = 10;
+ public static final int WIDGET_TYPE_COLUMN = 11;
+ public static final int SYNC_ID_COLUMN = 12;
+ public static final int LOCAL_MODIFIED_COLUMN = 13;
+ public static final int ORIGIN_PARENT_ID_COLUMN = 14;
+ public static final int GTASK_ID_COLUMN = 15;
+ public static final int VERSION_COLUMN = 16;
+
+ private Context mContext;
+ private ContentResolver mContentResolver; // 安卓系统里专门用来跟ContentProvider打交道的东西，增删改查都靠它
+
+ private boolean mIsCreate; // 一个标志位，用来区分这个对象是新创建的，还是从数据库里读出来的
+
+ // 底下这些就是笔记的各种属性，跟数据库表的字段一一对应
+ private long mId; // 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
+ private int mType; // 类型
+ private int mWidgetId; // 桌面小部件ID
+ private int mWidgetType; // 桌面小部件类型
+ private long mOriginParent; // 原始父文件夹ID
+ private long mVersion; // 版本号
+
+ // 这个ContentValues专门存放发生变化的字段，commit的时候直接把它丢给数据库更新，很方便
+ private ContentValues mDiffNoteValues;
+ private ArrayList mDataList; // 一条笔记可能包含多条数据（比如文字、录音），用list存起来
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 17:30
+ * @Description: 这是给新建笔记用的构造函数。
+ */
+ public SqlNote(Context context) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = true; // 明确这是个新笔记
+ mId = INVALID_ID;
+ mAlertDate = 0;
+ mBgColorId = ResourceParser.getDefaultBgId(context); // 连颜色都有默认的
+ mCreatedDate = System.currentTimeMillis();
+ mHasAttachment = 0;
+ mModifiedDate = System.currentTimeMillis();
+ mParentId = 0;
+ mSnippet = "";
+ mType = Notes.TYPE_NOTE;
+ mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
+ mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
+ mOriginParent = 0;
+ mVersion = 0;
+ mDiffNoteValues = new ContentValues();
+ mDataList = new ArrayList();
+ }
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 16:46
+ * @Description: 从一个已经查好的数据库Cursor里直接加载数据，这样就不用再查一次数据库了，效率高。
+ */
+ public SqlNote(Context context, Cursor c) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false; // 从数据库来的，不是新建
+ loadFromCursor(c); // 用传进来的cursor填充数据
+ mDataList = new ArrayList();
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent(); // 如果是笔记类型，还得把它的具体内容也加载进来
+ mDiffNoteValues = new ContentValues();
+ }
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 16:54
+ * @Description: 根据一个笔记ID来构造对象，会触发一次数据库查询。
+ */
+ public SqlNote(Context context, long id) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false;
+ loadFromCursor(id); // 这个会去查数据库
+ mDataList = new ArrayList();
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent();
+ mDiffNoteValues = new ContentValues();
+
+ }
+ private void loadFromCursor(long id) {
+ Cursor c = null;
+ try {
+ // 用ContentResolver去查询指定ID的笔记
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
+ new String[] {
+ String.valueOf(id)
+ }, null);
+ if (c != null) {
+ c.moveToNext();
+ loadFromCursor(c); // 把查到的cursor交给另一个重载方法处理
+ } else {
+ Log.w(TAG, "loadFromCursor: cursor = null");
+ }
+ } finally {
+ // 这个很重要，不管前面有没有出错，只要cursor不是null，就必须关掉，防止内存泄漏
+ if (c != null)
+ c.close();
+ }
+ }
+
+ private void loadFromCursor(Cursor c) {
+ // 把cursor当前行的数据，一个个取出来，塞到这个对象的成员变量里
+ 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() {
+ Cursor c = null;
+ mDataList.clear(); // 先清空，再加载
+ try {
+ // 查的是另一个URI，说明笔记内容是存在另一张表里的
+ c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
+ "(note_id=?)", new String[] {
+ String.valueOf(mId) // 用当前笔记的ID作为查询条件
+ }, null);
+ if (c != null) {
+ if (c.getCount() == 0) {
+ // 笔记没有内容数据，也正常
+ return;
+ }
+ while (c.moveToNext()) {
+ // 把每一行数据都包装成一个SqlData对象，然后加到List里
+ SqlData data = new SqlData(mContext, c);
+ mDataList.add(data);
+ }
+ } else {
+ Log.w(TAG, "loadDataContent: cursor = null");
+ }
+ } finally {
+ // 同样，用完cursor要及时关掉
+ if (c != null)
+ c.close();
+ }
+ }
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 16:44
+ * @Description: 把从云端同步下来的JSON数据解析，然后更新到这个笔记对象里。
+ */
+ public boolean setContent(JSONObject js) {
+ 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) {
+ // 文件夹只更新摘要和类型
+ 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) {
+ // 如果是笔记类型，就把所有字段都更新一遍
+ JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
+
+ // note.has() 是个好习惯，先判断有没有这个key，防止JSONException
+ long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
+ if (mIsCreate || mId != id) { // 如果是新数据，或者数据有变化
+ mDiffNoteValues.put(NoteColumns.ID, id); // 就把这个变化记录到mDiffNoteValues里
+ }
+ mId = id; // 同时更新内存里的值
+
+ 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;
+
+ // 处理笔记的具体内容数据
+ 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);
+ // 看看本地这条笔记是否已经有这个ID的内容了
+ for (SqlData temp : mDataList) {
+ if (dataId == temp.getId()) {
+ sqlData = temp; // 找到了就用它，准备更新
+ }
+ }
+ }
+
+ if (sqlData == null) {
+ // 没找到，说明是新增的内容
+ sqlData = new SqlData(mContext);
+ mDataList.add(sqlData);
+ }
+
+ sqlData.setContent(data); // 把JSON数据设置到SqlData对象里
+ }
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/16 16:04
+ * @Description: 把这个笔记对象里的数据，打包成一个JSONObject，方便上传到云端。
+ */
+ public JSONObject getContent() {
+ try {
+ JSONObject js = new JSONObject();
+
+ if (mIsCreate) {
+ // 如果还没在数据库里创建，就不能生成内容
+ 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) {
+ // 把对象的各个属性，一个个put到JSONObject里
+ 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);
+
+ // 把笔记的具体内容也打包
+ JSONArray dataArray = new JSONArray();
+ for (SqlData sqlData : mDataList) {
+ JSONObject data = sqlData.getContent(); // 让SqlData自己去打包
+ if (data != null) {
+ dataArray.put(data);
+ }
+ }
+ js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
+ } else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
+ // 文件夹类型的数据就简单多了
+ 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;
+ }
+ // 更新父文件夹ID，同时记录到mDiffNoteValues里
+ public void setParentId(long id) {
+ mParentId = id;
+ mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
+ }
+
+ // 更新Google Task的ID
+ public void setGtaskId(String gid) {
+ mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
+ }
+
+ // 更新同步ID
+ public void setSyncId(long syncId) {
+ mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
+ }
+
+ // 重置本地修改标志位，通常在同步成功后调用
+ public void resetLocalModified() {
+ mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
+ }
+
+ public long getId() {
+ return mId;
+ }
+
+ public long getParentId() {
+ return mParentId;
+ }
+
+ public String getSnippet() {
+ return mSnippet;
+ }
+
+ // 判断当前对象是不是一个笔记（而不是文件夹）
+ public boolean isNoteType() {
+ return mType == Notes.TYPE_NOTE;
+ }
+
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/17 8:05
+ * @Description: 提交所有修改。这个是核心方法，负责把内存里的数据变动写入数据库。
+ */
+ public void commit(boolean validateVersion) {
+ if (mIsCreate) {
+ // 如果是新笔记，就执行插入操作
+ if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
+ // 如果ID是自己设的无效ID，就从待插入的数据里移除，让数据库自己生成
+ mDiffNoteValues.remove(NoteColumns.ID);
+ }
+
+ Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
+ try {
+ // 从返回的uri里解析出新生成的笔记ID，这是ContentProvider的标准操作
+ 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");
+ }
+
+ // 把笔记的详细内容也跟着存进去
+ if (mType == Notes.TYPE_NOTE) {
+ for (SqlData sqlData : mDataList) {
+ sqlData.commit(mId, false, -1);
+ }
+ }
+ } else {
+ // 如果是已存在的笔记，就执行更新操作
+ if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {
+ // 防御性编程，更新一个ID不合法的笔记肯定有问题
+ Log.e(TAG, "No such note");
+ throw new IllegalStateException("Try to update note with invalid id");
+ }
+ if (mDiffNoteValues.size() > 0) {
+ mVersion ++; // 每次更新，版本号加1
+ int result = 0;
+ if (!validateVersion) {
+ // 普通更新，直接拿ID去更新
+ result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ + NoteColumns.ID + "=?)", new String[] {
+ String.valueOf(mId)
+ });
+ } else {
+ // 带版本校验的更新，只有当数据库里的版本号小于等于当前版本号时才更新成功
+ // 这是为了防止本地的旧数据覆盖掉服务器上已经更新的数据，处理同步冲突用的
+ 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);
+ }
+ }
+ }
+
+ // 提交完之后，重新从数据库加载一次数据，保证内存里的对象和数据库完全同步
+ loadFromCursor(mId);
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent();
+
+ mDiffNoteValues.clear(); // 清空已变更的记录，为下次修改做准备
+ mIsCreate = false; // 不管之前是不是新创建的，现在都已经存在于数据库里了
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/data/Task.java b/src/src/net/micode/notes/gtask/data/Task.java
new file mode 100644
index 0000000..da1f06a
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/Task.java
@@ -0,0 +1,389 @@
+/*
+ * 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;
+
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/20 16:45
+ * @Description: 这个类代表Google Tasks里的一个具体任务。它负责把任务信息打包成JSON发给服务器，或者解析服务器返回的JSON。
+ */
+public class Task extends Node {
+ private static final String TAG = Task.class.getSimpleName();
+
+ private boolean mCompleted; // 任务是否完成
+ private String mNotes; // 任务的备注信息
+ private JSONObject mMetaInfo; // 从本地数据库读出来的元数据，JSON格式，同步时很有用
+ private Task mPriorSibling; // 指向上一个任务，Google Tasks用这个来排序
+ private TaskList mParent; // 这个任务属于哪个TaskList
+
+ public Task() {
+ super(); // 用父类的构造函数完成一些基础初始化
+ mCompleted = false;
+ mNotes = null;
+ mPriorSibling = null;
+ mParent = null;
+ mMetaInfo = null;
+ }
+
+ /**
+ 当要创建一个新任务时，用这个方法来生成发给服务器的JSON数据包。
+ */
+ public JSONObject getCreateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // action_type: 告诉服务器，咱们这次是要“创建”
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
+
+ // action_id: 本次操作的唯一ID
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // index: 这个新任务在列表里的位置
+ js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
+
+ // entity_delta: 这里面放的是任务本身的核心数据
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名
+ entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
+ entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
+ GTaskStringUtils.GTASK_JSON_TYPE_TASK);
+ if (getNotes() != null) {
+ entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注
+ }
+ js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
+
+ // parent_id: 告诉服务器，这个任务要创建在哪个任务列表下面
+ js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
+
+ js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
+ GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
+
+ // list_id: 任务列表的ID
+ js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
+
+ // prior_sibling_id: 它的前一个任务是谁，服务器靠这个来排序
+ if (mPriorSibling != null) {
+ js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
+ }
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("fail to generate task-create jsonobject");
+ }
+
+ return js;
+ }
+
+ /**
+ 和上面那个对应，这个是用来生成“更新”任务的JSON数据包。
+ */
+ public JSONObject getUpdateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // 这次是“更新”操作
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
+
+ // 本次操作的ID
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // id: 必须告诉服务器要更新的是哪个任务
+ js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
+
+ // entity_delta: 存放变化了的数据
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
+ if (getNotes() != null) {
+ entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
+ }
+ entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
+ 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;
+ }
+ /**
+ 用从Google服务器返回的JSON数据，来设置Task对象的属性。
+ */
+ public void setContentByRemoteJSON(JSONObject js) {
+ if (js != null) {
+ try {
+ // id: 服务器分配的唯一ID
+ if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
+ setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
+ }
+
+ // last_modified: 最后修改时间，这个是同步的关键
+ if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
+ setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
+ }
+
+ // 任务名
+ if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
+ setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
+ }
+
+ // 任务备注
+ if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
+ setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
+ }
+
+ // 是否被删除
+ if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
+ setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
+ }
+
+ // 是否已完成
+ 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");
+ }
+ }
+ }
+
+ /**
+ 这个是把我们自己本地数据库存的JSON，解析了来设置Task的属性。
+ */
+ public void setContentByLocalJSON(JSONObject js) {
+ if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
+ || !js.has(GTaskStringUtils.META_HEAD_DATA)) {
+ Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
+ return;
+ }
+
+ try {
+ // 本地JSON的结构和服务器返回的不一样，有note头和data头
+ 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;
+ }
+
+ // 遍历data数组，找到真正存笔记内容的那一项，把它的内容作为任务名
+ 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; // 找到了就不用再找了
+ }
+ }
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+ }
+ /**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/23 16:45
+ * @Description: 把Task对象里的数据，转换成要存到本地数据库的那种JSON格式。
+ */
+ public JSONObject getLocalJSONFromContent() {
+ String name = getName();
+ try {
+ if (mMetaInfo == null) {
+ // 如果mMetaInfo是空的，说明这是一个从服务器上新拉下来的任务，本地还没有它的记录
+ if (name == null) {
+ Log.w(TAG, "the note seems to be an empty one");
+ return null;
+ }
+
+ // 手动创建一个符合本地格式的JSON对象
+ JSONObject js = new JSONObject();
+ JSONObject note = new JSONObject();
+ JSONArray dataArray = new JSONArray();
+ JSONObject data = new JSONObject();
+ data.put(DataColumns.CONTENT, name); // 把任务名存到content字段
+ dataArray.put(data);
+ js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
+ note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
+ js.put(GTaskStringUtils.META_HEAD_NOTE, note);
+ return js;
+ } else {
+ // 如果mMetaInfo不是空，说明这个任务之前就在本地存过，我们直接在旧数据上修改就行
+ JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+ JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
+
+ for (int i = 0; i < dataArray.length(); i++) {
+ JSONObject data = dataArray.getJSONObject(i);
+ // 找到存内容的地方，用最新的任务名把它覆盖掉
+ 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;
+ }
+ }
+
+ // 把从数据库查出来的原始JSON存到mMetaInfo里
+ public void setMetaInfo(MetaData metaData) {
+ if (metaData != null && metaData.getNotes() != null) {
+ try {
+ mMetaInfo = new JSONObject(metaData.getNotes());
+ } catch (JSONException e) {
+ Log.w(TAG, e.toString());
+ mMetaInfo = null;
+ }
+ }
+ }
+
+ /**
+ 这是同步的核心！比较本地数据和远程数据，决定下一步该干啥。
+ */
+ public int getSyncAction(Cursor c) {
+ try {
+ JSONObject noteInfo = null;
+ // mMetaInfo 是从本地数据库的笔记内容里解析出来的JSON
+ if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
+ noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+ }
+ // 第一道检查：看元数据还在不在
+ if (noteInfo == null) {
+ Log.w(TAG, "it seems that note meta has been deleted");
+ // 如果元数据没了，说明本地记录可能不完整了，干脆把当前任务的信息更新到服务器上，防止数据丢失。
+ return SYNC_ACTION_UPDATE_REMOTE;
+ }
+
+ // 第二道检查：看元数据里有没有ID
+ if (!noteInfo.has(NoteColumns.ID)) {
+ Log.w(TAG, "remote note id seems to be deleted");
+ // 元数据里连ID都没有，这数据肯定坏了。那就用服务器上的版本把它覆盖掉，修复一下。
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+
+ // 第三道检查：核对ID是否一致
+ // 确认一下元数据里的ID和数据库游标(Cursor)里的ID是不是同一个。
+ if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
+ Log.w(TAG, "note id doesn't match");
+ // 如果对不上，说明数据乱了，本地记录不可信，也得用服务器的来覆盖。
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+
+ // --- 核心逻辑开始 ---
+ // 如果上面的检查都通过了，说明本地数据是基本健康的，可以开始比较时间戳了
+ if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
+ // Case 1: 本地数据从上次同步以来，没被修改过
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ // 两边的时间戳一样，说明都没变，啥也不用干
+ return SYNC_ACTION_NONE;
+ } else {
+ // 服务器上的时间戳更新，说明服务器上有新版本，应该用服务器的数据覆盖本地
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+ } else {
+ // Case 2: 本地数据被修改了
+ // 在这里再确认下gtask id，双重保险
+ 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()) {
+ // 只有本地改了，服务器没动，那就把本地的修改推到服务器
+ return SYNC_ACTION_UPDATE_REMOTE;
+ } else {
+ // 两边都改了！这就是冲突，需要特殊处理
+ return SYNC_ACTION_UPDATE_CONFLICT;
+ }
+ }
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+
+ // 如果中间出了任何岔子，就返回错误状态
+ return SYNC_ACTION_ERROR;
+ }
+ // 判断这个任务有没有实际内容，免得存一堆空任务
+ public boolean isWorthSaving() {
+ return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
+ || (getNotes() != null && getNotes().trim().length() > 0);
+ }
+
+ // 下面都是些简单的get和set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;
+ }
+
+ public boolean getCompleted() {
+ return this.mCompleted;
+ }
+
+ public String getNotes() {
+ return this.mNotes;
+ }
+
+ public Task getPriorSibling() {
+ return this.mPriorSibling;
+ }
+
+ public TaskList getParent() {
+ return this.mParent;
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/data/TaskList.java b/src/src/net/micode/notes/gtask/data/TaskList.java
new file mode 100644
index 0000000..5c11a72
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/data/TaskList.java
@@ -0,0 +1,369 @@
+/*
+ * 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;
+
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/23 17:15
+ * @Description: 这个类代表Google Tasks里的一个“任务列表”，在咱们App里对应的就是“文件夹”。它管理着一堆Task对象。
+ */
+public class TaskList extends Node {
+ // 日志TAG
+ private static final String TAG = TaskList.class.getSimpleName();
+
+ private int mIndex; // 任务列表的索引位置
+
+ private ArrayList mChildren; // 用一个List来存放这个列表下的所有任务
+
+ public TaskList() {
+ super(); // 调用父类的构造函数
+ mChildren = new ArrayList(); // new一个list出来，准备装东西
+ mIndex = 1;
+ }
+
+ // 生成'创建'任务列表的JSON数据包，发给服务器用
+ public JSONObject getCreateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // action_type: 告诉服务器，操作类型是“创建”
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
+
+ // action_id: 本次操作的唯一ID
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // index: 任务列表的位置
+ js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
+
+ // entity_delta: 存放这个任务列表的核心信息
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
+ entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
+ // 注意，这里的类型是GROUP，和Task的TASK不一样
+ entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
+ GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
+ 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;
+ }
+
+ // 生成'更新'任务列表的JSON数据包
+ public JSONObject getUpdateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // action_type: 这次是“更新”
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
+
+ // action_id: 本次操作的ID
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // id: 告诉服务器要更新的是哪一个
+ js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
+
+ // entity_delta: 存放变化了的数据，比如名字改了，或者被删了
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
+ entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
+ 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;
+ }
+ // 用服务器返回的JSON数据，填充任务列表的属性
+ public void setContentByRemoteJSON(JSONObject js) {
+ if (js != null) {
+ try {
+ // id: 服务器分配的唯一ID
+ if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
+ setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
+ }
+
+ // last_modified: 最后修改时间，同步的关键
+ if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
+ setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
+ }
+
+ // name: 任务列表的名字
+ 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");
+ }
+ }
+ }
+
+ // 用本地数据库里的JSON数据，填充任务列表的属性
+ public void setContentByLocalJSON(JSONObject js) {
+ // 先做个防御性编程，检查传入的js是否有效
+ if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
+ Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
+ }
+
+ try {
+ JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+
+ // 根据本地文件夹的类型来设置任务列表的名字，这里有个特殊的"MIUI_"前缀，应该是为了区分
+ if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
+ String name = folder.getString(NoteColumns.SNIPPET);
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
+ } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
+ // 系统文件夹要做特殊判断，根据ID来区分是哪个
+ if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER)
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT);
+ else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER)
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_CALL_NOTE);
+ else
+ Log.e(TAG, "invalid system folder");
+ } else {
+ Log.e(TAG, "error type");
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+ }
+
+ // 反过来，把任务列表对象转换成本地数据库要存的JSON格式
+ public JSONObject getLocalJSONFromContent() {
+ try {
+ JSONObject js = new JSONObject();
+ JSONObject folder = new JSONObject();
+
+ String folderName = getName();
+ // 如果名字里有约定的前缀，就把它去掉再存，保证本地数据是干净的
+ if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
+ folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
+ folderName.length());
+ folder.put(NoteColumns.SNIPPET, folderName);
+ // 根据名字判断是系统文件夹还是普通文件夹，然后设置正确的类型
+ if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
+ || folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
+ folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
+ else
+ folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
+
+ js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
+
+ return js;
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return null;
+ }
+ }
+ // 比较本地和远程数据，决定同步策略
+ public int getSyncAction(Cursor c) {
+ try {
+ if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
+ // Case 1: 本地数据从上次同步以来，没被修改过
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ // 两边的时间戳一样，说明都没动，啥也不用干
+ return SYNC_ACTION_NONE;
+ } else {
+ // 服务器数据更新了，用服务器的覆盖本地
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+ } else {
+ // Case 2: 本地数据被修改了
+ // 先做个安全检查，看gid对不对得上
+ 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()) {
+ // 只有本地改了，服务器没动，那就把本地的修改推到服务器
+ return SYNC_ACTION_UPDATE_REMOTE;
+ } else {
+ // 发生冲突，两边都改了。这里的策略是直接用本地的覆盖服务器，简单粗暴但有效
+ return SYNC_ACTION_UPDATE_REMOTE;
+ }
+ }
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+
+ return SYNC_ACTION_ERROR;
+ }
+
+ public int getChildTaskCount() {
+ return mChildren.size();
+ }
+
+ // 添加一个子任务到列表末尾
+ public boolean addChildTask(Task task) {
+ boolean ret = false;
+ if (task != null && !mChildren.contains(task)) { // 避免空指针和重复添加
+ ret = mChildren.add(task);
+ if (ret) {
+ // 加到列表里只是第一步，关键是要维护好任务之间的前后关系(priorSibling)和父子关系(parent)
+ task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
+ .get(mChildren.size() - 1));
+ task.setParent(this);
+ }
+ }
+ return ret;
+ }
+
+ // 在指定位置插入一个子任务
+ public boolean addChildTask(Task task, int index) {
+ if (index < 0 || index > mChildren.size()) {
+ Log.e(TAG, "add child task: invalid index");
+ return false;
+ }
+
+ int pos = mChildren.indexOf(task);
+ if (task != null && pos == -1) { // 同样，任务不能为null，也不能已存在
+ mChildren.add(index, task);
+
+ // 插入后，需要更新新任务和它后面任务的前后关系，把链条接好
+ Task preTask = null;
+ Task afterTask = null;
+ if (index != 0)
+ preTask = mChildren.get(index - 1);
+ if (index != mChildren.size() - 1)
+ afterTask = mChildren.get(index + 1);
+
+ task.setPriorSibling(preTask);
+ if (afterTask != null)
+ afterTask.setPriorSibling(task);
+ }
+
+ return true;
+ }
+
+ // 移除一个子任务
+ public boolean removeChildTask(Task task) {
+ boolean ret = false;
+ int index = mChildren.indexOf(task);
+ if (index != -1) { // 必须先找到这个任务
+ ret = mChildren.remove(task);
+
+ if (ret) {
+ // 移除后，也要把它的父子关系和前后关系都断开，让它变成一个“孤儿”
+ task.setPriorSibling(null);
+ task.setParent(null);
+
+ // 并且把断开的链条重新接上，让它后面的任务指向它前面的任务
+ if (index != mChildren.size()) {
+ mChildren.get(index).setPriorSibling(
+ index == 0 ? null : mChildren.get(index - 1));
+ }
+ }
+ }
+ return ret;
+ }
+
+ // 移动一个子任务到新的位置
+ public boolean moveChildTask(Task task, int index) {
+ // 边界条件检查，防止数组越界
+ if (index < 0 || index >= mChildren.size()) {
+ Log.e(TAG, "move child task: invalid index");
+ return false;
+ }
+
+ int pos = mChildren.indexOf(task);
+ if (pos == -1) { // 要移动的任务必须得在列表里
+ Log.e(TAG, "move child task: the task should in the list");
+ return false;
+ }
+
+ // 如果位置没变，就不用折腾了
+ if (pos == index)
+ return true;
+ // 这个实现很巧妙，移动操作 = 先移除 + 再插入，代码复用得很好
+ return (removeChildTask(task) && addChildTask(task, index));
+ }
+
+ // 通过Gid找到一个子任务
+ public Task findChildTaskByGid(String gid) {
+ for (int i = 0; i < mChildren.size(); i++) {
+ Task t = mChildren.get(i);
+ if (t.getGid().equals(gid)) {
+ return t;
+ }
+ }
+ return null;
+ }
+
+ public int getChildTaskIndex(Task task) {
+ return mChildren.indexOf(task);
+ }
+
+ public Task getChildTaskByIndex(int index) {
+ if (index < 0 || index >= mChildren.size()) {
+ Log.e(TAG, "getTaskByIndex: invalid index");
+ return null;
+ }
+ return mChildren.get(index);
+ }
+
+ // 这个命名不太规范，Chil应该是Child，建议改成findChildTaskByGid，和上面那个方法统一
+ public Task getChilTaskByGid(String gid) {
+ for (Task task : mChildren) {
+ if (task.getGid().equals(gid))
+ return task;
+ }
+ return null;
+ }
+
+ public ArrayList getChildTaskList() {
+ return this.mChildren;
+ }
+
+ public void setIndex(int index) {
+ this.mIndex = index;
+ }
+
+ public int getIndex() {
+ return this.mIndex;
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/exception/ActionFailureException.java b/src/src/net/micode/notes/gtask/exception/ActionFailureException.java
new file mode 100644
index 0000000..d3aed1b
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/exception/ActionFailureException.java
@@ -0,0 +1,42 @@
+/*
+ * 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;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/20 16:10
+ * @Description: 定义一个自定义的运行时异常，用来表示某个操作执行失败的情况。
+ * 尤其是在处理Google Task相关的逻辑时，如果某个操作没有成功，就可以抛出这个异常。
+ */
+public class ActionFailureException extends RuntimeException {
+ // 这个序列化ID主要是为了在序列化和反序列化时，能够保持类版本的兼容性。
+ // 虽然是运行时异常，但加了也更规范，预防以后万一需要序列化这个异常对象。
+ private static final long serialVersionUID = 4425249765923293627L;
+
+ public ActionFailureException() {
+ super(); // 调用父类RuntimeException的无参构造方法
+ }
+
+ public ActionFailureException(String paramString) {
+ super(paramString); // 调用父类RuntimeException的带消息参数的构造方法
+ }
+
+ public ActionFailureException(String paramString, Throwable paramThrowable) {
+ super(paramString, paramThrowable); // 与上面类似
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/exception/NetworkFailureException.java b/src/src/net/micode/notes/gtask/exception/NetworkFailureException.java
new file mode 100644
index 0000000..7ba8ac6
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/exception/NetworkFailureException.java
@@ -0,0 +1,44 @@
+/*
+ * 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 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;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/19 20:10
+ * @Description: 定义一个用于表示网络失败的异常。
+ */
+public class NetworkFailureException extends Exception {
+ // 序列化版本ID
+ private static final long serialVersionUID = 2107610287180234136L;
+
+ // 下面是几个重载的构造方法，它们最终都是调用父类 Exception 的构造方法来完成初始化
+ public NetworkFailureException() {
+ super();
+ }
+
+ // 只允许传入一个描述性的错误信息字符串
+ public NetworkFailureException(String paramString) {
+ super(paramString); // 把错误信息传给父类
+ }
+
+ // 不仅能提供错误信息，还能把原始异常也包装进来。
+ public NetworkFailureException(String paramString, Throwable paramThrowable) {
+ super(paramString, paramThrowable);
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/remote/GTaskASyncTask.java b/src/src/net/micode/notes/gtask/remote/GTaskASyncTask.java
new file mode 100644
index 0000000..19f6904
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/remote/GTaskASyncTask.java
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may
+ * obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.remote;
+
+import android.app.Notification;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+
+import net.micode.notes.R;
+import net.micode.notes.ui.NotesListActivity;
+import net.micode.notes.ui.NotesPreferenceActivity;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date: 2025/12/21 16:10
+ * @Description: 这是一个专门用来和 Google Tasks 进行同步的后台任务类。
+ * 继承了 AsyncTask，专门用来处理耗时操作。
+ * 把网络请求放到一个单独的线程里去做，这样就不会卡住主界面（UI线程）。
+ */
+public class GTaskASyncTask extends AsyncTask {
+
+ // 给同步时弹出的通知栏消息一个唯一的ID，这样后面可以根据这个ID来更新或者取消它
+ private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
+
+ // 定义一个回调接口，当整个同步任务完成时，会通过这个接口通知调用者
+ public interface OnCompleteListener {
+ void onComplete();
+ }
+
+ private Context mContext; // 保存一个上下文引用，用来访问系统资源
+ private NotificationManager mNotifiManager; // 用来发通知栏消息
+ private GTaskManager mTaskManager; // 负责执行同步逻辑的管理类
+ private OnCompleteListener mOnCompleteListener; // 任务完成后的回调监听器
+
+ public GTaskASyncTask(Context context, OnCompleteListener listener) {
+ mContext = context;
+ mOnCompleteListener = listener;
+ // 从系统服务里拿到 NotificationManager 的实例
+ mNotifiManager = (NotificationManager) mContext
+ .getSystemService(Context.NOTIFICATION_SERVICE);
+ // 保证整个App里只有一个实例在工作
+ mTaskManager = GTaskManager.getInstance();
+ }
+
+ // 提供一个公开的方法，让外部可以取消正在进行的同步任务
+ public void cancelSync() {
+ mTaskManager.cancelSync();
+ }
+
+ // 这是一个自定义的工具方法，方便在后台任务里调用，用来发布进度
+ public void publishProgess(String message) {
+ // 调用 AsyncTask 自带的 publishProgress 方法，它会触发 onProgressUpdate
+ publishProgress(new String[] {
+ message
+ });
+ }
+
+ /**
+ * @Description: 封装了创建和显示通知栏消息的逻辑。
+ * @param tickerId 状态栏上滚动的提示文字的资源ID
+ * @param content 通知栏里显示的详细内容
+ */
+ private void showNotification(int tickerId, String content) {
+ PendingIntent pendingIntent;
+ // 这里有个逻辑判断：如果同步成功，点击通知就跳到笔记列表；如果失败了，就跳到设置页面，方便用户检查账户设置
+ if (tickerId != R.string.ticker_success) {
+ pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+ NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE);
+ } else {
+ pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+ NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE);
+ }
+
+ // 使用 Builder 模式来创建 Notification 对象
+ Notification.Builder builder = new Notification.Builder(mContext)
+ .setSmallIcon(R.drawable.notification) // 设置小图标
+ .setTicker(mContext.getString(tickerId)) // 设置滚动提示
+ .setContentTitle(mContext.getString(R.string.app_name)) // 设置标题
+ .setContentText(content) // 设置内容
+ .setContentIntent(pendingIntent) // 设置点击事件
+ .setDefaults(Notification.DEFAULT_LIGHTS)
+ .setAutoCancel(true); // 点击后自动消失
+
+ // 调用 notify 方法把通知发出去
+ mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, builder.build());
+ }
+
+ @Override
+ protected Integer doInBackground(Void... unused) {
+ // 这是 AsyncTask 的核心，这个方法里的代码会在后台线程执行
+ // 先发布一个进度，告诉用户正在登录
+ publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
+ .getSyncAccountName(mContext)));
+ // 调用 GTaskManager 的 sync 方法来执行真正的同步操作，并把结果返回
+ return mTaskManager.sync(mContext, this);
+ }
+
+ @Override
+ protected void onProgressUpdate(String... progress) {
+ // 这个方法在UI线程执行，用来响应后台的 publishProgress 调用
+ // 1. 用传过来的进度信息更新通知栏
+ showNotification(R.string.ticker_syncing, progress[0]);
+ // 2. 如果任务是从 GTaskSyncService 启动的，就发个广播出去，让其他地方也能收到进度更新
+ if (mContext instanceof GTaskSyncService) {
+ ((GTaskSyncService) mContext).sendBroadcast(progress[0]);
+ }
+ }
+
+ @Override
+ protected void onPostExecute(Integer result) {
+ // 当 doInBackground 执行完毕后，这个方法会在UI线程被调用
+ // 根据返回的结果码，显示不同的通知，告诉用户同步是成功了还是失败了
+ if (result == GTaskManager.STATE_SUCCESS) {
+ showNotification(R.string.ticker_success, mContext.getString(
+ R.string.success_sync_account, mTaskManager.getSyncAccount()));
+ // 同步成功后，记录一下当前的同步时间
+ NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
+ } else if (result == GTaskManager.STATE_NETWORK_ERROR) {
+ showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
+ } else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
+ showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
+ } else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
+ showNotification(R.string.ticker_cancel, mContext
+ .getString(R.string.error_sync_cancelled));
+ }
+
+ // 不管同步结果如何，只要任务结束了，就调用onComplete 方法
+ if (mOnCompleteListener != null) {
+ // 开了一个新线程去执行 onComplete
+ new Thread(new Runnable() {
+ public void run() {
+ mOnCompleteListener.onComplete();
+ }
+ }).start();
+ }
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/gtask/remote/GTaskClient.java b/src/src/net/micode/notes/gtask/remote/GTaskClient.java
new file mode 100644
index 0000000..f843e10
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/remote/GTaskClient.java
@@ -0,0 +1,688 @@
+/*
+ * 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;
+
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/21 19:20
+ * @Description 这个类是专门跟Google Tasks服务器打交道的。登录、获取、修改便签数据，都靠它了。可以理解成一个封装好的网络请求工具。
+ */
+public class GTaskClient {
+ // 日志的标签，方便在Logcat里按这个名字过滤，只看这个类相关的日志
+ private static final String TAG = GTaskClient.class.getSimpleName();
+
+ // Google Tasks的基础网址
+ private static final String GTASK_URL = "https://mail.google.com/tasks/";
+
+ // 获取数据的GET请求地址
+ private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
+
+ // 提交数据的POST请求地址
+ private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
+
+ // 单例模式，保证整个App里只有一个GTaskClient实例
+ private static GTaskClient mInstance = null;
+
+ // 用来发HTTP请求的客户端，是Apache提供的库
+ private DefaultHttpClient mHttpClient;
+
+ // 实际使用的GET地址，可能会根据邮箱域名变化
+ private String mGetUrl;
+
+ // 实际使用的POST地址
+ private String mPostUrl;
+
+ // 客户端版本号。发请求时得带上，服务器要根据这个判断
+ private long mClientVersion;
+
+ // 登录状态的标记
+ private boolean mLoggedin;
+
+ // 上次登录成功的时间戳，用来判断登录状态是否过期
+ private long mLastLoginTime;
+
+ // 操作ID，每次操作递增，防止请求重复
+ private int mActionId;
+
+ // 当前登录的Google账户信息
+ private Account mAccount;
+
+ // 用来批量提交更新操作的JSON数组
+ private JSONArray mUpdateArray;
+
+ // 私有的构造方法，不让外面直接new，配合getInstance()实现单例
+ private GTaskClient() {
+ mHttpClient = null;
+ mGetUrl = GTASK_GET_URL; // 默认用官方地址
+ mPostUrl = GTASK_POST_URL;
+ mClientVersion = -1; // 默认-1，表示还没从服务器获取
+ mLoggedin = false; // 默认未登录
+ mLastLoginTime = 0;
+ mActionId = 1; // 从1开始
+ mAccount = null;
+ mUpdateArray = null;
+ }
+
+ /**
+ * 获取GTaskClient的唯一实例
+ */
+ public static synchronized GTaskClient getInstance() {
+ // synchronized关键字是用来防止多线程下重复创建实例的
+ if (mInstance == null) {
+ mInstance = new GTaskClient();
+ }
+ return mInstance;
+ }
+
+ /**
+ * 核心的登录逻辑
+ * @param activity 需要一个Activity作为上下文，给AccountManager用
+ * @return 登录成功还是失败
+ */
+ public boolean login(Activity activity) {
+ // 假设登录状态5分钟过期，超时了就需要重新登录，避免token失效
+ final long interval = 1000 * 60 * 5; // 5分钟的毫秒数
+ if (mLastLoginTime + interval < System.currentTimeMillis()) {
+ mLoggedin = false; // 标记为未登录
+ }
+
+ // 如果用户在设置里切换了同步的Google账户，那之前的登录状态就作废了，也得重新登录
+ if (mLoggedin
+ && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
+ .getSyncAccountName(activity))) {
+ mLoggedin = false;
+ }
+
+ // 如果已经是登录状态，就没必要再走一遍登录流程了，直接返回成功
+ if (mLoggedin) {
+ Log.d(TAG, "already logged in");
+ return true;
+ }
+
+ mLastLoginTime = System.currentTimeMillis(); // 更新一下最后登录时间
+ // 调用下面的方法去获取Google账户的认证令牌(token)，这是第一步
+ String authToken = loginGoogleAccount(activity, false);
+ if (authToken == null) {
+ Log.e(TAG, "login google account failed"); // 拿不到token，直接失败
+ return false;
+ }
+
+ // 如果登录的邮箱不是标准的gmail.com或者googlemail.com，需要拼接一个特殊的URL
+ if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
+ .endsWith("googlemail.com"))) {
+ StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
+ int index = mAccount.name.indexOf('@') + 1;
+ String suffix = mAccount.name.substring(index); // 截取@后面的域名
+ url.append(suffix + "/");
+ mGetUrl = url.toString() + "ig"; // 拼出新的请求地址
+ mPostUrl = url.toString() + "r/ig";
+
+ // 用这个定制的URL去尝试登录
+ if (tryToLoginGtask(activity, authToken)) {
+ mLoggedin = true;
+ }
+ }
+
+ // 如果上面用定制URL没登录成功，或者压根就不是定制邮箱，就用官方标准URL再试一次
+ if (!mLoggedin) {
+ mGetUrl = GTASK_GET_URL;
+ mPostUrl = GTASK_POST_URL;
+ if (!tryToLoginGtask(activity, authToken)) {
+ return false; // 标准地址也失败了，那就是真的失败了
+ }
+ }
+
+ mLoggedin = true; // 登录成功，打上标记
+ return true;
+ }
+
+ /**
+ * 和Android系统的账户系统交互，获取指定Google账户的AuthToken
+ * @param activity 上下文
+ * @param invalidateToken 是否需要让旧的token失效
+ * @return 获取到的AuthToken字符串，失败则为null
+ */
+ private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
+ String authToken;
+ // 这是Android系统里专门管理各种账户的工具
+ AccountManager accountManager = AccountManager.get(activity);
+ // 按"com.google"这个类型，拿到手机上所有登录过的Google账户
+ Account[] accounts = accountManager.getAccountsByType("com.google");
+
+ if (accounts.length == 0) {
+ Log.e(TAG, "there is no available google account"); // 手机上一个Google账户都没有
+ return null;
+ }
+
+ // 从SharedPreferences里读取用户在设置页面选好的账户名
+ String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
+ Account account = null;
+ // 遍历手机里的所有Google账户
+ for (Account a : accounts) {
+ // 找到跟我们设置里存的账户名一样的那个
+ if (a.name.equals(accountName)) {
+ account = a;
+ break;
+ }
+ }
+ if (account != null) {
+ mAccount = account; // 找到了就存到成员变量里
+ } else {
+ // 如果系统账户里找不到设置里存的那个名字，说明可能账户被移除了
+ Log.e(TAG, "unable to get an account with the same name in the settings");
+ return null;
+ }
+
+ // 开始获取token，这是一个异步操作
+ AccountManagerFuture accountManagerFuture = accountManager.getAuthToken(account,
+ "goanna_mobile", null, activity, null, null); // "goanna_mobile"是Google Tasks服务的类型名
+ try {
+ // getResult()会阻塞当前线程，直到异步操作有结果返回
+ Bundle authTokenBundle = accountManagerFuture.getResult();
+ authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
+ if (invalidateToken) {
+ // 如果需要，就让刚才拿到的这个token失效，然后递归调用自己，重新走一遍流程获取一个新的。
+ // 这一般是在token过期认证失败后才需要做的。
+ accountManager.invalidateAuthToken("com.google", authToken);
+ loginGoogleAccount(activity, false);
+ }
+ } catch (Exception e) {
+ // 获取token的过程中可能出现各种异常
+ Log.e(TAG, "get auth token failed");
+ authToken = null;
+ }
+
+ return authToken;
+ }
+
+ /**
+ * 用上一步拿到的token尝试登录Gtask。这里面有个重试机制，如果第一次失败了，会认为token过期了，然后让它失效再重新获取一次，再试。
+ * @param activity 上下文
+ * @param authToken 认证令牌
+ * @return 登录成功返回true
+ */
+ private boolean tryToLoginGtask(Activity activity, String authToken) {
+ // 先直接用传进来的token试一次
+ if (!loginGtask(authToken)) {
+ // 如果失败了，很可能是token过期了。
+ // 重新调用loginGoogleAccount，并且第二个参数传true，意思是让旧的token失效
+ authToken = loginGoogleAccount(activity, true);
+ if (authToken == null) {
+ Log.e(TAG, "login google account failed"); // 重新获取token都失败了，那肯定不行
+ return false;
+ }
+
+ // 用新拿到的token再试最后一次
+ if (!loginGtask(authToken)) {
+ Log.e(TAG, "login gtask failed"); // 换了新token还不行，那就是网络或者其他问题了
+ return false;
+ }
+ }
+ return true;
+ }
+
+ /**
+ * 这是真正执行网络操作的地方。它会配置好HttpClient，发一个GET请求到Google服务器，拿到登录后的Cookie和后面操作要用的clientVersion。
+ * @param authToken 认证令牌
+ * @return 登录成功返回true
+ */
+ private boolean loginGtask(String authToken) {
+ int timeoutConnection = 10000; // 连接超时时间，10秒
+ int timeoutSocket = 15000; // socket通信超时时间，15秒
+ HttpParams httpParameters = new BasicHttpParams();
+ // 把超时设置放进参数里
+ HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
+ HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
+ // DefaultHttpClient是发HTTP请求的主力军，把超时参数给它
+ mHttpClient = new DefaultHttpClient(httpParameters);
+ // 建一个存Cookie的地方。登录成功后服务器会给我们发Cookie，后面带着它访问就不用再登录了
+ BasicCookieStore localBasicCookieStore = new BasicCookieStore();
+ mHttpClient.setCookieStore(localBasicCookieStore);
+ // 这个ExpectContinue握手协议关掉，能提高点效率
+ HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
+
+ // 开始正式登录
+ try {
+ // 把token拼接到URL后面作为认证参数
+ String loginUrl = mGetUrl + "?auth=" + authToken;
+ HttpGet httpGet = new HttpGet(loginUrl);
+ HttpResponse response = null;
+ response = mHttpClient.execute(httpGet); // 发送请求
+
+ // 从HttpClient里把服务器返回的Cookie拿出来
+ List cookies = mHttpClient.getCookieStore().getCookies();
+ boolean hasAuthCookie = false;
+ // 遍历所有Cookie，看看有没有名字里带"GTL"的
+ for (Cookie cookie : cookies) {
+ if (cookie.getName().contains("GTL")) {
+ hasAuthCookie = true; // "GTL"是Google Tasks登录凭证的Cookie名
+ }
+ }
+ if (!hasAuthCookie) {
+ Log.w(TAG, "it seems that there is no auth cookie"); // 没拿到关键的Cookie，后面可能会有问题
+ }
+
+ // 把响应内容读出来转成字符串，具体实现在下面的getResponseContent方法
+ String resString = getResponseContent(response.getEntity());
+ // 返回的不是纯JSON，是一段网页代码，我们需要的数据在_setup()这个js函数里，得手动截取出来
+ String jsBegin = "_setup(";
+ String jsEnd = ")}";
+ int begin = resString.indexOf(jsBegin);
+ int end = resString.lastIndexOf(jsEnd);
+ String jsString = null;
+ if (begin != -1 && end != -1 && begin < end) {
+ jsString = resString.substring(begin + jsBegin.length(), end); // 截取中间的JSON部分
+ }
+ JSONObject js = new JSONObject(jsString); // 把截出来的字符串转成JSON对象
+ mClientVersion = js.getLong("v"); // 从JSON里把"v"这个key对应的值拿出来，这就是客户端版本号，后面发请求都要带上
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return false;
+ } catch (Exception e) {
+ // 网络异常
+ Log.e(TAG, "httpget gtask_url failed");
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * 获取一个自增的操作ID
+ */
+ private int getActionId() {
+ return mActionId++; // 每次调用都加1，保证每个操作的ID不一样
+ }
+
+ /**
+ * 创建一个已经配置好请求头的HttpPost对象，方便复用
+ */
+ private HttpPost createHttpPost() {
+ HttpPost httpPost = new HttpPost(mPostUrl);
+ // 设置请求头，告诉服务器我们发的是表单数据，编码是UTF-8
+ httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
+ // AT: 1 这个头应该是Google Tasks API的特定要求
+ httpPost.setHeader("AT", "1");
+ return httpPost;
+ }
+
+ /**
+ * @Description 从HTTP响应实体(HttpEntity)里把返回的内容读成一个字符串。这个方法比较关键，因为它还处理了服务器可能返回的gzip压缩数据。
+ * @param entity http响应实体
+ * @return 响应内容的字符串
+ * @throws IOException
+ */
+ private String getResponseContent(HttpEntity entity) throws IOException {
+ String contentEncoding = null;
+ if (entity.getContentEncoding() != null) {
+ contentEncoding = entity.getContentEncoding().getValue(); // 先看看服务器返回的数据有没有被压缩
+ Log.d(TAG, "encoding: " + contentEncoding);
+ }
+
+ InputStream input = entity.getContent(); // 拿到原始的输入流（字节流）
+ // 如果内容是gzip或者deflate压缩的，就要用对应的流来解压，不然读出来是乱码
+ if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
+ input = new GZIPInputStream(entity.getContent()); // GZIPInputStream是专门解压gzip格式的
+ } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
+ Inflater inflater = new Inflater(true);
+ input = new InflaterInputStream(entity.getContent(), inflater);
+ }
+
+ try {
+ InputStreamReader isr = new InputStreamReader(input); // 字节流转字符流，做编码翻译
+ BufferedReader br = new BufferedReader(isr); // 加个缓冲，读起来快一点
+ StringBuilder sb = new StringBuilder(); // 用StringBuilder来拼接字符串，效率高
+
+ while (true) {
+ String buff = br.readLine(); // 一行一行地读
+ if (buff == null) {
+ return sb.toString(); // 读完了，把结果转成String返回
+ }
+ sb = sb.append(buff); // 把读到的内容拼到sb里
+ }
+ } finally {
+ // finally代码块里的内容，不管try里面有没有出异常，都一定会执行
+ input.close(); // 确保输入流一定会被关闭，这是为了防止资源泄漏，好习惯
+ }
+ }
+
+ /**
+ * 封装一个通用的POST请求方法。所有需要向服务器提交数据的操作（比如新建、修改）都走这里。
+ * @param js 包含所有操作指令的JSON对象
+ * @return 服务器返回的JSON对象
+ * @throws NetworkFailureException
+ */
+ private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
+ // 发请求前先看看登录了没，没登录就直接报错
+ if (!mLoggedin) {
+ Log.e(TAG, "please login first");
+ throw new ActionFailureException("not logged in");
+ }
+
+ HttpPost httpPost = createHttpPost(); // 复用前面写好的方法，把请求头都设好
+ try {
+ // 建个list，用来放要POST的参数
+ LinkedList list = new LinkedList();
+ // Google的接口要求把整个JSON操作数据包转成字符串，然后放到一个名叫"r"的参数里
+ list.add(new BasicNameValuePair("r", js.toString()));
+ // 把参数列表打包成http请求能认识的实体格式，编码用UTF-8
+ UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
+ httpPost.setEntity(entity);
+
+ // 发送
+ HttpResponse response = mHttpClient.execute(httpPost);
+ // 用上面写好的方法把返回结果读出来
+ String jsString = getResponseContent(response.getEntity());
+ return new JSONObject(jsString); // 把返回的字符串转成JSON对象，方便后面解析
+
+ } catch (ClientProtocolException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("postRequest failed"); // 协议错误，一般是客户端代码问题
+ } catch (IOException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("postRequest failed"); // IO异常，多半是网络不通
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("unable to convert response content to jsonobject"); // 返回的数据不是标准的JSON，解析不了
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("error occurs when posting request"); // 兜底
+ }
+ }
+
+ // 新建一个任务
+ public void createTask(Task task) throws NetworkFailureException {
+ commitUpdate(); // 发新请求之前，先把之前攒着的更新操作（比如改名字）都提交了，保证数据一致
+ try {
+ JSONObject jsPost = new JSONObject(); // 创建一个JSON对象，作为整个请求的数据包
+ JSONArray actionList = new JSONArray(); // 再创建一个JSON数组，专门放具体的操作指令
+
+ // 调用Task对象自己的方法，生成一个符合Gtask API规范的'创建'操作，然后塞到actionList里
+ actionList.put(task.getCreateAction(getActionId()));
+ // 把actionList和客户端版本号都塞到请求数据包里
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ // 调用咱们封装好的post方法发出去
+ JSONObject jsResponse = postRequest(jsPost);
+ // 解析服务器返回的结果
+ JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
+ GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
+ // 从返回结果里把Google服务器给这个新任务分配的唯一ID（gid）拿出来，存回我们自己的Task对象里。修改删除都靠这个ID
+ task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("create task: handing jsonobject failed");
+ }
+ }
+
+ // 新建一个任务清单（就是便签夹）
+ public void createTaskList(TaskList tasklist) throws NetworkFailureException {
+ commitUpdate(); // 同样，先提交本地缓存的修改
+ try {
+ // 下面的逻辑和createTask几乎一模一样，就是把Task对象换成了TaskList对象
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+
+ actionList.put(tasklist.getCreateAction(getActionId()));
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ JSONObject jsResponse = postRequest(jsPost);
+ JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
+ GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
+ // 把服务器返回的新gid存到TaskList对象里
+ tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("create tasklist: handing jsonobject failed");
+ }
+ }
+
+ // 提交攒着的一批更新
+ public void commitUpdate() throws NetworkFailureException {
+ if (mUpdateArray != null) { // 先检查下有没有攒着没提交的更新
+ try {
+ // 这个方法就是把mUpdateArray里攒的一堆更新操作一次性发给服务器，比一条一条发效率高
+ JSONObject jsPost = new JSONObject();
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+ mUpdateArray = null; // 发完之后，把这个数组清空，免得下次重复提交
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("commit update: handing jsonobject failed");
+ }
+ }
+ }
+
+ // 把一个“更新”操作（比如修改标题、备注）加到待提交的数组里
+ public void addUpdateNode(Node node) throws NetworkFailureException {
+ if (node != null) { // 先判空
+ // 这里做了个优化。如果攒的操作超过10个了，就先自动提交一次。估计是怕一次性提交太多数据，服务器那边会报错或者超时
+ if (mUpdateArray != null && mUpdateArray.length() > 10) {
+ commitUpdate();
+ }
+
+ if (mUpdateArray == null) // 如果数组还是空的，就new一个出来
+ mUpdateArray = new JSONArray();
+ // 把当前的更新操作加到待提交的数组里
+ mUpdateArray.put(node.getUpdateAction(getActionId()));
+ }
+ }
+
+ // 移动一个任务
+ public void moveTask(Task task, TaskList preParent, TaskList curParent)
+ throws NetworkFailureException {
+ commitUpdate(); // 先提交缓存的更新
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+ JSONObject action = new JSONObject();
+
+ // 告诉服务器，这次操作的类型是'move'
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
+ action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); // 要移动的那个任务的ID
+ // 判断一下是不是在同一个列表里移动
+ if (preParent == curParent && task.getPriorSibling() != null) {
+ // 如果是，并且不是移动到第一个位置，就需要告诉服务器它前面的那个兄弟节点是谁，这样服务器才知道要把它插到哪儿
+ action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
+ }
+ action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 原来的父列表ID
+ action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 目标父列表ID
+ if (preParent != curParent) {
+ // 如果是跨列表移动，还得告诉服务器目标列表的ID
+ action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
+ }
+ actionList.put(action);
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("move task: handing jsonobject failed");
+ }
+ }
+
+ // 删除一个节点（可以是任务，也可以是任务清单）
+ public void deleteNode(Node node) throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+
+ // 这里不是直接发一个'delete'指令，而是把节点的deleted状态改成true
+ node.setDeleted(true);
+ // 然后发一个'update'指令。这应该是Gtask API的设计，逻辑删除而不是物理删除
+ actionList.put(node.getUpdateAction(getActionId()));
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+ mUpdateArray = null; // 这个命名不太规范，deleteNode里面还把mUpdateArray清空了，应该在commitUpdate里做才对
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("delete node: handing jsonobject failed");
+ }
+ }
+
+ // 获取所有的任务清单
+ public JSONArray getTaskLists() throws NetworkFailureException {
+ if (!mLoggedin) { // 还是先检查登录状态
+ Log.e(TAG, "please login first");
+ throw new ActionFailureException("not logged in");
+ }
+
+ try {
+ HttpGet httpGet = new HttpGet(mGetUrl); // 获取列表是用GET请求
+ HttpResponse response = null;
+ response = mHttpClient.execute(httpGet);
+
+ // 和登录时一样，返回的是网页代码，需要从_setup()里把数据截取出来
+ String resString = getResponseContent(response.getEntity());
+ String jsBegin = "_setup(";
+ String jsEnd = ")}";
+ int begin = resString.indexOf(jsBegin);
+ int end = resString.lastIndexOf(jsEnd);
+ String jsString = null;
+ if (begin != -1 && end != -1 && begin < end) {
+ jsString = resString.substring(begin + jsBegin.length(), end);
+ }
+ JSONObject js = new JSONObject(jsString);
+ // 数据在't'对象的'lists'数组里
+ return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
+ } catch (ClientProtocolException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("gettasklists: httpget failed");
+ } catch (IOException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("gettasklists: httpget failed");
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("get task lists: handing jasonobject failed");
+ }
+ }
+
+ // 获取某个清单下的所有任务
+ public JSONArray getTaskList(String listGid) throws NetworkFailureException {
+ commitUpdate(); // 获取某个列表的详细内容前，也先把本地的修改提交了，保证拿到的是最新的状态
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+ JSONObject action = new JSONObject();
+
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); // 操作类型是'get_all'
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
+ action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); // 告诉服务器要哪个列表的数据
+ action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 不获取已经删除的任务
+ actionList.put(action);
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ JSONObject jsResponse = postRequest(jsPost);
+ // 从返回结果里拿到'tasks'这个数组，里面就是这个列表下所有的任务了
+ return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("get task list: handing jsonobject failed");
+ }
+ }
+
+ // 一个简单的getter，给外面获取当前是哪个账户在同步
+ public Account getSyncAccount() {
+ return mAccount;
+ }
+
+ // 把待提交的更新数组清空，一般是同步出错了或者取消同步的时候调用
+ public void resetUpdateArray() {
+ mUpdateArray = null;
+ }
+}
diff --git a/src/src/net/micode/notes/gtask/remote/GTaskManager.java b/src/src/net/micode/notes/gtask/remote/GTaskManager.java
new file mode 100644
index 0000000..1b7d832
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/remote/GTaskManager.java
@@ -0,0 +1,856 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.remote;
+
+import android.app.Activity;
+import android.content.ContentResolver;
+import android.content.ContentUris;
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.util.Log;
+
+import net.micode.notes.R;
+import net.micode.notes.data.Notes;
+import net.micode.notes.data.Notes.DataColumns;
+import net.micode.notes.data.Notes.NoteColumns;
+import net.micode.notes.gtask.data.MetaData;
+import net.micode.notes.gtask.data.Node;
+import net.micode.notes.gtask.data.SqlNote;
+import net.micode.notes.gtask.data.Task;
+import net.micode.notes.gtask.data.TaskList;
+import net.micode.notes.gtask.exception.ActionFailureException;
+import net.micode.notes.gtask.exception.NetworkFailureException;
+import net.micode.notes.tool.DataUtils;
+import net.micode.notes.tool.GTaskStringUtils;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Map;
+
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/22 21:30
+ * @Description 这个是同步功能的核心管理者。它负责整个同步流程的调度，比如登录、拉取云端数据、比对本地和云端的数据差异，然后决定哪些需要上传，哪些需要下载。
+ */
+public class GTaskManager {
+ // 日志标签
+ private static final String TAG = GTaskManager.class.getSimpleName();
+
+ // 定义了一堆同步结果的状态码，方便给调用方（比如Service）返回结果
+ public static final int STATE_SUCCESS = 0; // 0代表成功
+ public static final int STATE_NETWORK_ERROR = 1; // 1是网络问题
+ public static final int STATE_INTERNAL_ERROR = 2; // 2是程序内部错误
+ public static final int STATE_SYNC_IN_PROGRESS = 3; // 3是正在同步中，防止重复启动
+ public static final int STATE_SYNC_CANCELLED = 4; // 4是用户手动取消了
+
+ private static GTaskManager mInstance = null; // 单例模式
+
+ private Activity mActivity; // Activity的上下文，主要给GTaskClient登录用
+ private Context mContext; // 全局的上下文
+ private ContentResolver mContentResolver; // 内容提供者，可以理解成咱们App访问便签数据库的“管家”
+
+ private boolean mSyncing; // 同步状态的标记
+ private boolean mCancelled; // 取消同步的标记
+
+ // HashMap是整个同步算法的核心，用来在内存里缓存和映射数据
+ private HashMap mGTaskListHashMap; // Google云端任务清单的缓存，key是清单的gid
+ private HashMap mGTaskHashMap; // Google云端所有节点的缓存（包括清单和任务），key是gid
+ private HashMap mMetaHashMap; // Google云端元数据的缓存，key是被关联任务的gid
+ private TaskList mMetaList; // 专门存meta数据的那个清单对象
+
+ private HashSet mLocalDeleteIdMap; // 存放在本地被删除了的笔记ID
+
+ // 这两个是关键，用来建立Google ID和本地数据库ID之间的对应关系
+ private HashMap mGidToNid; // Google ID到本地笔记ID的映射
+ private HashMap mNidToGid; // 本地笔记ID到Google ID的映射
+
+ private GTaskManager() {
+ // 构造函数里做一些初始化，防止空指针
+ mSyncing = false;
+ mCancelled = false;
+ mGTaskListHashMap = new HashMap();
+ mGTaskHashMap = new HashMap();
+ mMetaHashMap = new HashMap();
+ mMetaList = null;
+ mLocalDeleteIdMap = new HashSet();
+ mGidToNid = new HashMap();
+ mNidToGid = new HashMap();
+ }
+
+ public static synchronized GTaskManager getInstance() {
+ if (mInstance == null) {
+ mInstance = new GTaskManager();
+ }
+ return mInstance;
+ }
+
+ // 设置Activity上下文，因为登录Google账户需要一个Activity
+ public synchronized void setActivityContext(Activity activity) {
+ mActivity = activity;
+ }
+
+ /**
+ * 这是同步操作的总入口，所有同步逻辑都从这里开始。
+ * @param context 上下文
+ * @param asyncTask 异步任务的实例，用来在同步过程中更新界面上的进度提示
+ * @return 返回上面定义的状态码，告诉调用者同步结果
+ */
+ public int sync(Context context, GTaskASyncTask asyncTask) {
+ // 先检查是不是已经在同步了，是的话就直接返回，避免重复执行
+ if (mSyncing) {
+ Log.d(TAG, "Sync is in progress");
+ return STATE_SYNC_IN_PROGRESS;
+ }
+ mContext = context;
+ mContentResolver = mContext.getContentResolver(); // 拿到数据库“管家”
+ mSyncing = true; // 标记开始同步
+ mCancelled = false; // 重置取消标记
+
+ // 每次同步前，先把上次的缓存清空，保证拿到的是最新数据
+ mGTaskListHashMap.clear();
+ mGTaskHashMap.clear();
+ mMetaHashMap.clear();
+ mLocalDeleteIdMap.clear();
+ mGidToNid.clear();
+ mNidToGid.clear();
+
+ try {
+ GTaskClient client = GTaskClient.getInstance();
+ client.resetUpdateArray(); // 万一上次同步失败有残留，先把待提交队列清一下
+
+ // 登录
+ if (!mCancelled) {
+ if (!client.login(mActivity)) {
+ throw new NetworkFailureException("login google task failed");
+ }
+ }
+
+ // 从Google服务器上把所有任务清单和任务都拉下来，放到内存的HashMap里
+ asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list)); // 通知界面，“正在初始化列表...”
+ initGTaskList();
+
+ // 开始比对和同步本地与云端的内容
+ asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing)); // 通知界面，“正在同步...”
+ syncContent();
+
+ } catch (NetworkFailureException e) {
+ Log.e(TAG, e.toString());
+ return STATE_NETWORK_ERROR; // 网络异常
+ } catch (ActionFailureException e) {
+ Log.e(TAG, e.toString());
+ return STATE_INTERNAL_ERROR; // 操作失败，比如JSON解析错了
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return STATE_INTERNAL_ERROR; // 其他未知错误
+ } finally {
+ // 关键的收尾工作，不管同步成功、失败还是取消，都要把这些缓存清掉，把状态改回去，保证下次能正常同步
+ mGTaskListHashMap.clear();
+ mGTaskHashMap.clear();
+ mMetaHashMap.clear();
+ mLocalDeleteIdMap.clear();
+ mGidToNid.clear();
+ mNidToGid.clear();
+ mSyncing = false;
+ }
+
+ // 最后根据取消标志返回最终状态
+ return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
+ }
+
+ /**
+ * 这个方法负责从Google Tasks服务器拉取所有的数据，并初始化到内存中的各个HashMap里，为后续的数据比对做准备。
+ * @throws NetworkFailureException
+ */
+ private void initGTaskList() throws NetworkFailureException {
+ if (mCancelled) // 同步过程中随时检查是否被取消了
+ return;
+ GTaskClient client = GTaskClient.getInstance();
+ try {
+ JSONArray jsTaskLists = client.getTaskLists(); // 从服务器拿到所有清单的JSON数组
+
+ // 优先处理meta清单。这个清单是用来存一些便签的附加信息（比如颜色、提醒时间）的，在Google Tasks界面上看不到，是咱们App自己用的
+ mMetaList = null;
+ for (int i = 0; i < jsTaskLists.length(); i++) {
+ JSONObject object = jsTaskLists.getJSONObject(i);
+ String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); // 清单的gid
+ String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); // 清单的名字
+
+ // 通过一个特殊的前缀名来识别出哪个是meta清单
+ if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
+ mMetaList = new TaskList();
+ mMetaList.setContentByRemoteJSON(object); // 把JSON数据填到TaskList对象里
+
+ // 找到meta清单后，再去拉这个清单下面所有的meta数据
+ JSONArray jsMetas = client.getTaskList(gid);
+ for (int j = 0; j < jsMetas.length(); j++) {
+ object = (JSONObject) jsMetas.getJSONObject(j);
+ MetaData metaData = new MetaData();
+ metaData.setContentByRemoteJSON(object);
+ if (metaData.isWorthSaving()) { // 检查一下数据是不是有效
+ mMetaList.addChildTask(metaData); // 加到meta清单的子任务列表里
+ if (metaData.getGid() != null) {
+ // 把meta数据存到缓存里，key是它关联的那个笔记的gid，方便后面查找
+ mMetaHashMap.put(metaData.getRelatedGid(), metaData);
+ }
+ }
+ }
+ }
+ }
+
+ // 如果服务器上没有meta清单，说明是第一次同步，那咱们就在云端给它创建一个
+ if (mMetaList == null) {
+ mMetaList = new TaskList();
+ mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_META);
+ GTaskClient.getInstance().createTaskList(mMetaList);
+ }
+
+ // 处理正常的便签夹（任务清单）
+ for (int i = 0; i < jsTaskLists.length(); i++) {
+ JSONObject object = jsTaskLists.getJSONObject(i);
+ String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
+ String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
+
+ // 通过前缀名过滤出我们自己App创建的清单，忽略用户在Google Tasks上创建的其他清单
+ if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)
+ && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_META)) {
+ TaskList tasklist = new TaskList();
+ tasklist.setContentByRemoteJSON(object);
+ // 放到清单缓存和总节点缓存里
+ mGTaskListHashMap.put(gid, tasklist);
+ mGTaskHashMap.put(gid, tasklist);
+
+ // 拉取这个清单下的所有任务（便签）
+ JSONArray jsTasks = client.getTaskList(gid);
+ for (int j = 0; j < jsTasks.length(); j++) {
+ object = (JSONObject) jsTasks.getJSONObject(j);
+ gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
+ Task task = new Task();
+ task.setContentByRemoteJSON(object);
+ if (task.isWorthSaving()) {
+ // 从meta缓存里找到这条便签对应的meta数据，然后关联起来
+ task.setMetaInfo(mMetaHashMap.get(gid));
+ tasklist.addChildTask(task); // 把任务加到清单的子节点里
+ mGTaskHashMap.put(gid, task); // 也放到总节点缓存里
+ }
+ }
+ }
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("initGTaskList: handing JSONObject failed");
+ }
+ }
+
+ /**
+ * 这个方法是数据同步的核心。它会遍历本地数据库和从云端拉下来的数据，找出两边的差异，然后调用doContentSync来决定具体执行哪种同步操作。
+ * @throws NetworkFailureException
+ */
+ private void syncContent() throws NetworkFailureException {
+ int syncType; // 用来存同步操作的类型，比如是本地新增、还是远程删除
+ Cursor c = null; // 数据库查询用的游标
+ String gid; // Google ID
+ Node node; // 云端节点对象
+
+ mLocalDeleteIdMap.clear();
+
+ if (mCancelled) {
+ return;
+ }
+
+ // 处理本地已经删除的笔记。这些笔记在回收站里，需要通知云端也删除。
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type<>? AND parent_id=?)", new String[] {
+ String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, null);
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN); // 拿到本地笔记对应的Google ID
+ node = mGTaskHashMap.get(gid); // 去云端数据缓存里找找，看云上还有没有
+ if (node != null) {
+ // 如果云上还有，说明这是一个“本地删除，云端保留”的情况
+ mGTaskHashMap.remove(gid); // 从待处理的云端数据里把它移除，因为它已经被处理了
+ doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c); // 告诉云端也要删除
+ }
+ // 把这个本地ID记下来，最后统一从本地数据库的data表里删掉
+ mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
+ }
+ } else {
+ Log.w(TAG, "failed to query trash folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close(); // 确保游标一定被关闭，防止内存泄漏
+ c = null;
+ }
+ }
+
+ // 同步文件夹。文件夹的层级关系比较重要，所以要优先同步
+ syncFolder();
+
+ // 处理本地数据库里还存在的笔记
+ try {
+ // 查询所有不在回收站里的普通笔记
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type=? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_NOTE), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid); // 拿本地笔记的gid去云端缓存里找
+ if (node != null) { // 在云端找到了对应的笔记
+ mGTaskHashMap.remove(gid); // 从待处理的云端数据里移除
+ mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); // 再次确认一下ID映射关系
+ mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
+ // 调用node自己的方法来比对内容，判断是谁更新了，还是都更新了（冲突）
+ syncType = node.getSyncAction(c);
+ } else { // 在云端没找到对应的笔记
+ if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
+ // 如果本地笔记的gid是空的，说明这是在本地新建的，还没同步过
+ syncType = Node.SYNC_ACTION_ADD_REMOTE;
+ } else {
+ // 如果本地有gid，但云端没有，说明这个笔记在云端被删掉了
+ syncType = Node.SYNC_ACTION_DEL_LOCAL;
+ }
+ }
+ doContentSync(syncType, node, c); // 根据比对结果执行相应的同步操作
+ }
+ } else {
+ Log.w(TAG, "failed to query existing note in database");
+ }
+
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // 处理云端数据缓存(mGTaskHashMap)里剩下的东西
+ // 经过上面几步，缓存里剩下的就是那些“云端有，本地没有”的笔记了，说明是需要下载到本地的
+ Iterator> iter = mGTaskHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ node = entry.getValue();
+ doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); // 执行本地新增操作
+ }
+
+ // 收尾工作
+ // 检查是否被取消
+ if (!mCancelled) {
+ // 把之前记录的、在本地被删除的笔记，批量从数据库里彻底清理掉
+ if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) {
+ throw new ActionFailureException("failed to batch-delete local deleted notes");
+ }
+ }
+
+ if (!mCancelled) {
+ GTaskClient.getInstance().commitUpdate(); // 提交所有攒着的更新操作
+ refreshLocalSyncId(); // 最后再刷新一下本地笔记的sync_id，保证和云端一致
+ }
+
+ }
+
+ /**
+ * 这个是专门同步文件夹的逻辑，和同步笔记的流程基本一样，只是查询条件和处理的对象不同。
+ * @throws NetworkFailureException
+ */
+ private void syncFolder() throws NetworkFailureException {
+ Cursor c = null;
+ String gid;
+ Node node;
+ int syncType;
+
+ if (mCancelled) {
+ return;
+ }
+
+ // 先处理“默认便签夹”（根目录），这是个系统文件夹
+ try {
+ c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
+ Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
+ if (c != null) {
+ c.moveToNext();
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid); // 从待处理缓存中移除
+ mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER); // 建立ID映射
+ mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid);
+ // 系统文件夹只检查名字对不对，不对的话就更新云端的名字
+ if (!node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT))
+ doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
+ } else {
+ // 云端没有这个文件夹，就创建一个
+ doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
+ }
+ } else {
+ Log.w(TAG, "failed to query root folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // 再处理“通话便签”文件夹，也是系统文件夹
+ try {
+ // 这块逻辑和上面处理根目录的完全一样，只是ID和名字换了
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
+ new String[] {
+ String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
+ }, null);
+ if (c != null) {
+ if (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER);
+ mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid);
+
+ if (!node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_CALL_NOTE))
+ doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
+ } else {
+ doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
+ }
+ }
+ } else {
+ Log.w(TAG, "failed to query call note folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // 处理本地存在的其他普通文件夹
+ try {
+ // 这里的比对逻辑和syncContent里处理普通笔记的逻辑是一样的
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type=? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
+ mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
+ syncType = node.getSyncAction(c);
+ } else {
+ if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
+ syncType = Node.SYNC_ACTION_ADD_REMOTE;
+ } else {
+ syncType = Node.SYNC_ACTION_DEL_LOCAL;
+ }
+ }
+ doContentSync(syncType, node, c);
+ }
+ } else {
+ Log.w(TAG, "failed to query existing folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // 处理云端新增的文件夹
+ // mGTaskListHashMap里是所有云端文件夹，经过上面的处理，还在mGTaskHashMap里的就是“云端有，本地没有”的
+ Iterator> iter = mGTaskListHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ gid = entry.getKey();
+ node = entry.getValue();
+ if (mGTaskHashMap.containsKey(gid)) { // 再次确认一下
+ mGTaskHashMap.remove(gid);
+ doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
+ }
+ }
+
+ if (!mCancelled)
+ GTaskClient.getInstance().commitUpdate(); // 同步完文件夹就提交一次，免得操作太多
+ }
+
+ /**
+ * 这是一个分发器。根据传入的同步类型，决定具体是调用本地新增、远程删除还是其他方法。
+ * @param syncType 同步操作的类型
+ * @param node 云端节点对象
+ * @param c 本地数据库查询的游标
+ * @throws NetworkFailureException
+ */
+ private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) { // 最后一层检查，确保取消指令能及时生效
+ return;
+ }
+
+ MetaData meta;
+ switch (syncType) {
+ case Node.SYNC_ACTION_ADD_LOCAL:
+ // 云端有，本地没有 -> 在本地数据库里新建
+ addLocalNode(node);
+ break;
+ case Node.SYNC_ACTION_ADD_REMOTE:
+ // 本地有，云端没有 -> 上传到Google服务器
+ addRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_DEL_LOCAL:
+ // 本地有，云端没有（但本地有gid，说明之前同步过） -> 在本地删除
+ // 删之前，先看看它有没有关联的meta数据，有的话也要一起删掉
+ meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN));
+ if (meta != null) {
+ GTaskClient.getInstance().deleteNode(meta);
+ }
+ mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); // 记下ID，最后统一删
+ break;
+ case Node.SYNC_ACTION_DEL_REMOTE:
+ // 本地删了，云端还有 -> 通知云端删除
+ meta = mMetaHashMap.get(node.getGid());
+ if (meta != null) {
+ GTaskClient.getInstance().deleteNode(meta); // 同样，连meta数据一起删
+ }
+ GTaskClient.getInstance().deleteNode(node);
+ break;
+ case Node.SYNC_ACTION_UPDATE_LOCAL:
+ // 云端更新了 -> 把云端的数据更新到本地数据库
+ updateLocalNode(node, c);
+ break;
+ case Node.SYNC_ACTION_UPDATE_REMOTE:
+ // 本地更新了 -> 把本地的数据上传到云端
+ updateRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_UPDATE_CONFLICT:
+ // 两边都更新了，冲突了
+ // 直接用本地的覆盖云端的
+ updateRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_NONE:
+ // 两边数据一样，啥也不用干
+ break;
+ case Node.SYNC_ACTION_ERROR:
+ default:
+ throw new ActionFailureException("unkown sync action type");
+ }
+ }
+
+ // 在本地数据库里添加一个节点（文件夹或便签）
+ private void addLocalNode(Node node) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote;
+ if (node instanceof TaskList) { // 判断是文件夹还是便签
+ // 对系统文件夹做特殊处理，直接关联到固定的ID上，而不是新建
+ if (node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
+ sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER);
+ } else if (node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
+ sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER);
+ } else { // 普通文件夹
+ sqlNote = new SqlNote(mContext);
+ sqlNote.setContent(node.getLocalJSONFromContent()); // 把云端节点内容转成本地格式
+ sqlNote.setParentId(Notes.ID_ROOT_FOLDER); // 普通文件夹都放在根目录下
+ }
+ } else { // 是便签
+ sqlNote = new SqlNote(mContext);
+ // 这里有一段防御性代码，检查下载下来的笔记ID和dataID在本地是不是已经被占用了
+ // 如果被占用了，就把它ID去掉，让数据库自己生成新的，避免主键冲突
+ JSONObject js = node.getLocalJSONFromContent();
+ try {
+ if (js.has(GTaskStringUtils.META_HEAD_NOTE)) {
+ JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+ if (note.has(NoteColumns.ID)) {
+ long id = note.getLong(NoteColumns.ID);
+ if (DataUtils.existInNoteDatabase(mContentResolver, id)) {
+ note.remove(NoteColumns.ID);
+ }
+ }
+ }
+ // data表里的ID也要检查
+ if (js.has(GTaskStringUtils.META_HEAD_DATA)) {
+ JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
+ for (int i = 0; i < dataArray.length(); i++) {
+ JSONObject data = dataArray.getJSONObject(i);
+ if (data.has(DataColumns.ID)) {
+ long dataId = data.getLong(DataColumns.ID);
+ if (DataUtils.existInDataDatabase(mContentResolver, dataId)) {
+ data.remove(DataColumns.ID);
+ }
+ }
+ }
+ }
+ } catch (JSONException e) {
+ Log.w(TAG, e.toString());
+ e.printStackTrace();
+ }
+ sqlNote.setContent(js);
+
+ // 从ID映射表里找到它的parent（父文件夹）在本地的ID
+ Long parentId = mGidToNid.get(((Task) node).getParent().getGid());
+ if (parentId == null) {
+ Log.e(TAG, "cannot find task's parent id locally");
+ throw new ActionFailureException("cannot add local node");
+ }
+ sqlNote.setParentId(parentId.longValue());
+ }
+
+ sqlNote.setGtaskId(node.getGid()); // 关联Google ID
+ sqlNote.commit(false); // 提交到数据库
+
+ // 关键一步：在ID映射表里把这个新节点的对应关系加上
+ mGidToNid.put(node.getGid(), sqlNote.getId());
+ mNidToGid.put(sqlNote.getId(), node.getGid());
+
+ // 顺便把meta数据也更新一下
+ updateRemoteMeta(node.getGid(), sqlNote);
+ }
+
+ // 更新本地数据库里的一个节点
+ private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote;
+ // 先用游标把数据库里现有的数据读出来
+ sqlNote = new SqlNote(mContext, c);
+ // 然后把云端的数据盖上去
+ sqlNote.setContent(node.getLocalJSONFromContent());
+
+ // 找到它的parent在本地的ID
+ Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid())
+ : new Long(Notes.ID_ROOT_FOLDER);
+ if (parentId == null) {
+ Log.e(TAG, "cannot find task's parent id locally");
+ throw new ActionFailureException("cannot update local node");
+ }
+ sqlNote.setParentId(parentId.longValue());
+ sqlNote.commit(true); // 提交更新
+
+ updateRemoteMeta(node.getGid(), sqlNote); // 更新meta
+ }
+
+ // 把本地新建的节点上传到云端
+ private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote = new SqlNote(mContext, c);
+ Node n; // 用来存创建成功后的云端节点对象
+
+ if (sqlNote.isNoteType()) { // 是便签
+ Task task = new Task();
+ task.setContentByLocalJSON(sqlNote.getContent()); // 用本地数据填充Task对象
+
+ // 从映射表里找到父文件夹的gid
+ String parentGid = mNidToGid.get(sqlNote.getParentId());
+ if (parentGid == null) {
+ Log.e(TAG, "cannot find task's parent tasklist");
+ throw new ActionFailureException("cannot add remote task");
+ }
+ mGTaskListHashMap.get(parentGid).addChildTask(task); // 在内存里也维护一下父子关系
+
+ GTaskClient.getInstance().createTask(task); // 发请求创建
+ n = (Node) task;
+
+ updateRemoteMeta(task.getGid(), sqlNote);
+ } else { // 是文件夹
+ TaskList tasklist = null;
+ // 上传前先检查一下，云端是不是已经有同名的文件夹了，有的话就直接复用，不再创建新的
+ String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
+ if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
+ folderName += GTaskStringUtils.FOLDER_DEFAULT;
+ else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER)
+ folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
+ else
+ folderName += sqlNote.getSnippet();
+
+ Iterator> iter = mGTaskListHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ String gid = entry.getKey();
+ TaskList list = entry.getValue();
+
+ if (list.getName().equals(folderName)) {
+ tasklist = list; // 找到了同名的
+ if (mGTaskHashMap.containsKey(gid)) {
+ mGTaskHashMap.remove(gid);
+ }
+ break;
+ }
+ }
+
+ // 如果没找到同名的，才真的去创建
+ if (tasklist == null) {
+ tasklist = new TaskList();
+ tasklist.setContentByLocalJSON(sqlNote.getContent());
+ GTaskClient.getInstance().createTaskList(tasklist);
+ mGTaskListHashMap.put(tasklist.getGid(), tasklist);
+ }
+ n = (Node) tasklist;
+ }
+
+ // 上传成功后，把服务器返回的gid写回本地数据库
+ sqlNote.setGtaskId(n.getGid());
+ sqlNote.commit(false);
+ sqlNote.resetLocalModified(); // 清除'本地已修改'的标记
+ sqlNote.commit(true);
+
+ // 更新ID映射表
+ mGidToNid.put(n.getGid(), sqlNote.getId());
+ mNidToGid.put(sqlNote.getId(), n.getGid());
+ }
+
+ // 把本地修改过的节点上传到云端
+ private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote = new SqlNote(mContext, c);
+
+ // 用本地数据更新云端节点对象的内容
+ node.setContentByLocalJSON(sqlNote.getContent());
+ GTaskClient.getInstance().addUpdateNode(node); // 把这个更新操作加到待提交队列
+
+ updateRemoteMeta(node.getGid(), sqlNote);
+
+ // 如果是便签，还要检查一下它的父文件夹有没有变，变了的话就要发一个'move'指令
+ if (sqlNote.isNoteType()) {
+ Task task = (Task) node;
+ TaskList preParentList = task.getParent(); // 之前的parent
+
+ String curParentGid = mNidToGid.get(sqlNote.getParentId());
+ if (curParentGid == null) {
+ Log.e(TAG, "cannot find task's parent tasklist");
+ throw new ActionFailureException("cannot update remote task");
+ }
+ TaskList curParentList = mGTaskListHashMap.get(curParentGid);// parent变了
+
+ if (preParentList != curParentList) {
+ // 在内存里维护父子关系
+ preParentList.removeChildTask(task);
+ curParentList.addChildTask(task);
+ GTaskClient.getInstance().moveTask(task, preParentList, curParentList); // 发送移动请求
+ }
+ }
+
+ // 上传成功后，清除'本地已修改'的标记
+ sqlNote.resetLocalModified();
+ sqlNote.commit(true);
+ }
+
+ // 更新云端的meta数据
+ private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
+ if (sqlNote != null && sqlNote.isNoteType()) {
+ MetaData metaData = mMetaHashMap.get(gid); // 先看看这个便签之前有没有meta数据
+ if (metaData != null) { // 有的话，直接更新
+ metaData.setMeta(gid, sqlNote.getContent());
+ GTaskClient.getInstance().addUpdateNode(metaData);
+ } else { // 没有的话，就新建一个
+ metaData = new MetaData();
+ metaData.setMeta(gid, sqlNote.getContent());
+ mMetaList.addChildTask(metaData); // 关联到meta清单下
+ mMetaHashMap.put(gid, metaData); // 加到缓存
+ GTaskClient.getInstance().createTask(metaData); // 发请求创建
+ }
+ }
+ }
+
+ // 同步完成后，刷新本地数据库里所有笔记的sync_id，让它和云端的lastModified时间戳保持一致
+ private void refreshLocalSyncId() throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ // 重新从服务器拉一遍最新的数据，因为commitUpdate之后，云端的lastModified可能变了
+ mGTaskHashMap.clear();
+ mGTaskListHashMap.clear();
+ mMetaHashMap.clear();
+ initGTaskList();
+
+ Cursor c = null;
+ try {
+ // 遍历本地所有笔记
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type<>? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ String gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ Node node = mGTaskHashMap.get(gid);
+ if (node != null) { // 找到对应的云端节点
+ mGTaskHashMap.remove(gid);
+ ContentValues values = new ContentValues();
+ // 把云端节点的时间戳更新到本地的sync_id字段
+ values.put(NoteColumns.SYNC_ID, node.getLastModified());
+ mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
+ c.getLong(SqlNote.ID_COLUMN)), values, null, null);
+ } else {
+ // 如果同步完，本地有的笔记在云端居然找不到了，说明出错了
+ Log.e(TAG, "something is missed");
+ throw new ActionFailureException(
+ "some local items don't have gid after sync");
+ }
+ }
+ } else {
+ Log.w(TAG, "failed to query local note to refresh sync id");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+ }
+
+ // 获取当前同步的账户名
+ public String getSyncAccount() {
+ return GTaskClient.getInstance().getSyncAccount().name;
+ }
+
+ // 从外部取消同步
+ public void cancelSync() {
+ mCancelled = true;
+ }
+}
diff --git a/src/src/net/micode/notes/gtask/remote/GTaskSyncService.java b/src/src/net/micode/notes/gtask/remote/GTaskSyncService.java
new file mode 100644
index 0000000..a03c96a
--- /dev/null
+++ b/src/src/net/micode/notes/gtask/remote/GTaskSyncService.java
@@ -0,0 +1,183 @@
+/*
+ * 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;
+
+/**
+ * @Author: 林迪文
+ * @Updator: 林迪文
+ * @Date 2025/12/21 19:15
+ * @Description 这个是后台同步Google任务的服务。别的页面通过发Intent来让它开始或者停止同步。它还会把同步的状态和进度广播出去，这样界面就能知道现在同步到哪一步了。
+ */
+public class GTaskSyncService extends Service {
+ // 用这个名字作为key，从Intent里拿具体操作类型
+ public final static String ACTION_STRING_NAME = "sync_action_type";
+
+ public final static int ACTION_START_SYNC = 0; // 0代表开始同步
+
+ public final static int ACTION_CANCEL_SYNC = 1; // 1代表取消同步
+
+ public final static int ACTION_INVALID = 2; // 无效操作
+
+ // 定义一个广播的名字，方便Activity接收
+ public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service";
+
+ // 广播里用这个key存bool值，表示在不在同步
+ public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing";
+
+ // 广播里用这个key存进度信息
+ public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
+
+ // 同步任务的实例。static保证了整个应用里只有一个同步任务在跑
+ private static GTaskASyncTask mSyncTask = null;
+
+ // 存当前的同步进度信息，也是static的，方便随时获取
+ private static String mSyncProgress = "";
+
+ /**
+ * 接收到“开始同步”的指令后，执行这里的逻辑
+ */
+ private void startSync() {
+ // 先判断一下是不是已经在同步了，防止重复启动
+ if (mSyncTask == null) {
+ // new一个异步任务出来，准备开始干活
+ mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
+ /**
+ * 这里传了个回调，等任务干完之后会执行onComplete
+ */
+ public void onComplete() {
+ mSyncTask = null; // 任务结束了，把这个实例置空，这样下次才能再启动
+ sendBroadcast(""); // 发广播通知界面任务结束
+ stopSelf(); // 停
+ }
+ });
+ sendBroadcast(""); // 任务刚开始，也发个广播通知一下
+ mSyncTask.execute(); // 启动这个异步任务
+ }
+ }
+
+ /**
+ * 接收到“取消同步”的指令后，执行这里的逻辑
+ */
+ private void cancelSync() {
+ // 确认一下任务是不是真的在跑，在跑才能取消
+ if (mSyncTask != null) {
+ mSyncTask.cancelSync(); // 调用任务自己的取消方法
+ }
+ }
+
+ @Override
+ public void onCreate() {
+ // 服务第一次创建的时候，确保mSyncTask是空的
+ mSyncTask = null;
+ }
+
+ @Override
+ public int onStartCommand(Intent intent, int flags, int startId) {
+ // 从传过来的Intent里拿出数据包
+ Bundle bundle = intent.getExtras();
+ // 看看数据包不为空，并且确实有我们需要的操作指令
+ if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
+ // 根据指令的类型，决定是开始还是取消
+ switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
+ case ACTION_START_SYNC:
+ startSync(); // 开始同步
+ break;
+ case ACTION_CANCEL_SYNC:
+ cancelSync(); // 取消同步
+ break;
+ default:
+ break;
+ }
+ // 如果服务被系统杀了，系统会尝试重启服务
+ return START_STICKY;
+ }
+ return super.onStartCommand(intent, flags, startId);
+ }
+
+ @Override
+ public void onLowMemory() {
+ // 系统内存不够时调用
+ if (mSyncTask != null) {
+ // 内存紧张，赶紧把正在跑的同步任务停了，别占资源
+ mSyncTask.cancelSync();
+ }
+ }
+
+ @Override
+ public IBinder onBind(Intent intent) {
+ // 这个服务不支持绑定，所以直接返回null
+ return null;
+ }
+
+ /**
+ * 把同步的状态广播出去
+ * @param msg 要广播出去的进度消息
+ */
+ public void sendBroadcast(String msg) {
+ mSyncProgress = msg; // 先把最新的进度信息存到静态变量里
+ Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); // 创建一个广播Intent，用我们之前定义好的名字
+ // 把“是否在同步”和“进度消息”这两个信息塞到Intent里
+ intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
+ intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
+ sendBroadcast(intent); // 发射,这样关心这个广播的组件（比如Activity）就能收到了
+ }
+
+ /**
+ * 这是个静态方法，给外面的Activity用的，这样调用起来比较方便
+ * @param activity 调用这个方法的Activity
+ */
+ public static void startSync(Activity activity) {
+ // 把Activity的上下文传给GTaskManager
+ GTaskManager.getInstance().setActivityContext(activity);
+ Intent intent = new Intent(activity, GTaskSyncService.class); // 创建一个指向自己的Intent
+ intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC); // 在Intent里放一个“开始同步”的指令
+ activity.startService(intent); // 启动服务
+ }
+
+ /**
+ * 同样是给外面用的静态方法，用来取消同步
+ * @param context 上下文环境
+ */
+ public static void cancelSync(Context context) {
+ Intent intent = new Intent(context, GTaskSyncService.class);
+ // 流程和startSync差不多，就是指令变成了“取消同步”
+ intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
+ context.startService(intent);
+ }
+
+ /**
+ * 提供一个静态方法，让外面能随时知道是不是正在同步
+ */
+ public static boolean isSyncing() {
+ // 判断那个任务实例是不是null就行了
+ return mSyncTask != null;
+ }
+
+ /**
+ * 获取当前进度的静态方法
+ */
+ public static String getProgressString() {
+ return mSyncProgress;
+ }
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/model/Note.java b/src/src/net/micode/notes/model/Note.java
new file mode 100644
index 0000000..6706cf6
--- /dev/null
+++ b/src/src/net/micode/notes/model/Note.java
@@ -0,0 +1,253 @@
+/*
+ * 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 {
+ private ContentValues mNoteDiffValues;
+ private NoteData mNoteData;
+ private static final String TAG = "Note";
+ /**
+ * Create a new note id for adding a new note to databases
+ */
+ public static synchronized long getNewNoteId(Context context, long folderId) {
+ // Create a new note in the database
+ ContentValues values = new ContentValues();
+ long createdTime = System.currentTimeMillis();
+ values.put(NoteColumns.CREATED_DATE, createdTime);
+ values.put(NoteColumns.MODIFIED_DATE, createdTime);
+ values.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
+ values.put(NoteColumns.LOCAL_MODIFIED, 1);
+ values.put(NoteColumns.PARENT_ID, folderId);
+ Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
+
+ long noteId = 0;
+ try {
+ noteId = Long.valueOf(uri.getPathSegments().get(1));
+ } catch (NumberFormatException e) {
+ Log.e(TAG, "Get note id error :" + e.toString());
+ noteId = 0;
+ }
+ if (noteId == -1) {
+ throw new IllegalStateException("Wrong note id:" + noteId);
+ }
+ return noteId;
+ }
+
+ public Note() {
+ mNoteDiffValues = new ContentValues();
+ mNoteData = new NoteData();
+ }
+
+ public void setNoteValue(String key, String value) {
+ mNoteDiffValues.put(key, value);
+ mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
+ mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
+ }
+
+ public void setTextData(String key, String value) {
+ mNoteData.setTextData(key, value);
+ }
+
+ public void setTextDataId(long id) {
+ mNoteData.setTextDataId(id);
+ }
+
+ public long getTextDataId() {
+ return mNoteData.mTextDataId;
+ }
+
+ public void setCallDataId(long id) {
+ mNoteData.setCallDataId(id);
+ }
+
+ public void setCallData(String key, String value) {
+ mNoteData.setCallData(key, value);
+ }
+
+ public boolean isLocalModified() {
+ return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
+ }
+
+ public boolean syncNote(Context context, long noteId) {
+ if (noteId <= 0) {
+ throw new IllegalArgumentException("Wrong note id:" + noteId);
+ }
+
+ if (!isLocalModified()) {
+ return true;
+ }
+
+ /**
+ * 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
+ */
+ if (context.getContentResolver().update(
+ ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
+ null) == 0) {
+ Log.e(TAG, "Update note error, should not happen");
+ // Do not return, fall through
+ }
+ mNoteDiffValues.clear();
+
+ if (mNoteData.isLocalModified()
+ && (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
+ return false;
+ }
+
+ return true;
+ }
+
+ private class NoteData {
+ private long mTextDataId;
+
+ private ContentValues mTextDataValues;
+
+ private long mCallDataId;
+
+ private ContentValues mCallDataValues;
+
+ private static final String TAG = "NoteData";
+
+ public NoteData() {
+ mTextDataValues = new ContentValues();
+ mCallDataValues = new ContentValues();
+ mTextDataId = 0;
+ mCallDataId = 0;
+ }
+
+ boolean isLocalModified() {
+ return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
+ }
+
+ void setTextDataId(long id) {
+ if(id <= 0) {
+ throw new IllegalArgumentException("Text data id should larger than 0");
+ }
+ mTextDataId = id;
+ }
+
+ void setCallDataId(long id) {
+ if (id <= 0) {
+ throw new IllegalArgumentException("Call data id should larger than 0");
+ }
+ mCallDataId = id;
+ }
+
+ void setCallData(String key, String value) {
+ mCallDataValues.put(key, value);
+ mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
+ mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
+ }
+
+ void setTextData(String key, String value) {
+ mTextDataValues.put(key, value);
+ mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
+ mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
+ }
+
+ Uri pushIntoContentResolver(Context context, long noteId) {
+ /**
+ * Check for safety
+ */
+ if (noteId <= 0) {
+ throw new IllegalArgumentException("Wrong note id:" + noteId);
+ }
+
+ ArrayList operationList = new ArrayList();
+ ContentProviderOperation.Builder builder = null;
+
+ if(mTextDataValues.size() > 0) {
+ mTextDataValues.put(DataColumns.NOTE_ID, noteId);
+ if (mTextDataId == 0) {
+ mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
+ Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
+ mTextDataValues);
+ try {
+ setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
+ } catch (NumberFormatException e) {
+ Log.e(TAG, "Insert new text data fail with noteId" + noteId);
+ mTextDataValues.clear();
+ return null;
+ }
+ } else {
+ builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mTextDataId));
+ builder.withValues(mTextDataValues);
+ operationList.add(builder.build());
+ }
+ mTextDataValues.clear();
+ }
+
+ if(mCallDataValues.size() > 0) {
+ mCallDataValues.put(DataColumns.NOTE_ID, noteId);
+ if (mCallDataId == 0) {
+ mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
+ Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
+ mCallDataValues);
+ try {
+ setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
+ } catch (NumberFormatException e) {
+ Log.e(TAG, "Insert new call data fail with noteId" + noteId);
+ mCallDataValues.clear();
+ return null;
+ }
+ } else {
+ builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mCallDataId));
+ builder.withValues(mCallDataValues);
+ operationList.add(builder.build());
+ }
+ mCallDataValues.clear();
+ }
+
+ if (operationList.size() > 0) {
+ try {
+ ContentProviderResult[] results = context.getContentResolver().applyBatch(
+ Notes.AUTHORITY, operationList);
+ return (results == null || results.length == 0 || results[0] == null) ? null
+ : ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId);
+ } catch (RemoteException e) {
+ Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
+ return null;
+ } catch (OperationApplicationException e) {
+ Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
+ return null;
+ }
+ }
+ return null;
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/model/WorkingNote.java b/src/src/net/micode/notes/model/WorkingNote.java
new file mode 100644
index 0000000..be081e4
--- /dev/null
+++ b/src/src/net/micode/notes/model/WorkingNote.java
@@ -0,0 +1,368 @@
+/*
+ * 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 {
+ // Note for the working note
+ private Note mNote;
+ // Note Id
+ private long mNoteId;
+ // Note content
+ private String mContent;
+ // Note mode
+ private int mMode;
+
+ private long mAlertDate;
+
+ private long mModifiedDate;
+
+ private int mBgColorId;
+
+ private int mWidgetId;
+
+ private int mWidgetType;
+
+ private long mFolderId;
+
+ private Context mContext;
+
+ private static final String TAG = "WorkingNote";
+
+ private boolean mIsDeleted;
+
+ private NoteSettingChangedListener mNoteSettingStatusListener;
+
+ public static final String[] DATA_PROJECTION = new String[] {
+ DataColumns.ID,
+ DataColumns.CONTENT,
+ DataColumns.MIME_TYPE,
+ DataColumns.DATA1,
+ DataColumns.DATA2,
+ DataColumns.DATA3,
+ DataColumns.DATA4,
+ };
+
+ public static final String[] NOTE_PROJECTION = new String[] {
+ NoteColumns.PARENT_ID,
+ NoteColumns.ALERTED_DATE,
+ NoteColumns.BG_COLOR_ID,
+ NoteColumns.WIDGET_ID,
+ NoteColumns.WIDGET_TYPE,
+ NoteColumns.MODIFIED_DATE
+ };
+
+ private static final int DATA_ID_COLUMN = 0;
+
+ private static final int DATA_CONTENT_COLUMN = 1;
+
+ private static final int DATA_MIME_TYPE_COLUMN = 2;
+
+ private static final int DATA_MODE_COLUMN = 3;
+
+ private static final int NOTE_PARENT_ID_COLUMN = 0;
+
+ private static final int NOTE_ALERTED_DATE_COLUMN = 1;
+
+ private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
+
+ private static final int NOTE_WIDGET_ID_COLUMN = 3;
+
+ private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
+
+ private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
+
+ // New note construct
+ private WorkingNote(Context context, long folderId) {
+ mContext = context;
+ mAlertDate = 0;
+ mModifiedDate = System.currentTimeMillis();
+ mFolderId = folderId;
+ mNote = new Note();
+ mNoteId = 0;
+ mIsDeleted = false;
+ mMode = 0;
+ mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
+ }
+
+ // Existing note construct
+ private WorkingNote(Context context, long noteId, long folderId) {
+ mContext = context;
+ mNoteId = noteId;
+ mFolderId = folderId;
+ mIsDeleted = false;
+ mNote = new Note();
+ loadNote();
+ }
+
+ private void loadNote() {
+ Cursor cursor = mContext.getContentResolver().query(
+ ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
+ null, null);
+
+ if (cursor != null) {
+ if (cursor.moveToFirst()) {
+ mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
+ mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
+ mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
+ mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN);
+ mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN);
+ mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
+ }
+ cursor.close();
+ } else {
+ Log.e(TAG, "No note with id:" + mNoteId);
+ throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
+ }
+ loadNoteData();
+ }
+
+ private void loadNoteData() {
+ Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
+ DataColumns.NOTE_ID + "=?", new String[] {
+ String.valueOf(mNoteId)
+ }, null);
+
+ if (cursor != null) {
+ if (cursor.moveToFirst()) {
+ do {
+ String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
+ if (DataConstants.NOTE.equals(type)) {
+ mContent = cursor.getString(DATA_CONTENT_COLUMN);
+ mMode = cursor.getInt(DATA_MODE_COLUMN);
+ mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
+ } else if (DataConstants.CALL_NOTE.equals(type)) {
+ mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
+ } else {
+ Log.d(TAG, "Wrong note type with type:" + type);
+ }
+ } while (cursor.moveToNext());
+ }
+ cursor.close();
+ } else {
+ Log.e(TAG, "No data with id:" + mNoteId);
+ throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
+ }
+ }
+
+ public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
+ int widgetType, int defaultBgColorId) {
+ WorkingNote note = new WorkingNote(context, folderId);
+ note.setBgColorId(defaultBgColorId);
+ note.setWidgetId(widgetId);
+ note.setWidgetType(widgetType);
+ return note;
+ }
+
+ public static WorkingNote load(Context context, long id) {
+ return new WorkingNote(context, id, 0);
+ }
+
+ public synchronized boolean saveNote() {
+ if (isWorthSaving()) {
+ if (!existInDatabase()) {
+ if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
+ Log.e(TAG, "Create new note fail with id:" + mNoteId);
+ return false;
+ }
+ }
+
+ mNote.syncNote(mContext, mNoteId);
+
+ /**
+ * Update widget content if there exist any widget of this note
+ */
+ if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
+ && mWidgetType != Notes.TYPE_WIDGET_INVALIDE
+ && mNoteSettingStatusListener != null) {
+ mNoteSettingStatusListener.onWidgetChanged();
+ }
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ public boolean existInDatabase() {
+ return mNoteId > 0;
+ }
+
+ private boolean isWorthSaving() {
+ if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
+ || (existInDatabase() && !mNote.isLocalModified())) {
+ return false;
+ } else {
+ return true;
+ }
+ }
+
+ public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
+ mNoteSettingStatusListener = l;
+ }
+
+ public void setAlertDate(long date, boolean set) {
+ if (date != mAlertDate) {
+ mAlertDate = date;
+ mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate));
+ }
+ if (mNoteSettingStatusListener != null) {
+ mNoteSettingStatusListener.onClockAlertChanged(date, set);
+ }
+ }
+
+ public void markDeleted(boolean mark) {
+ mIsDeleted = mark;
+ if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
+ && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
+ mNoteSettingStatusListener.onWidgetChanged();
+ }
+ }
+
+ public void setBgColorId(int id) {
+ if (id != mBgColorId) {
+ mBgColorId = id;
+ if (mNoteSettingStatusListener != null) {
+ mNoteSettingStatusListener.onBackgroundColorChanged();
+ }
+ mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
+ }
+ }
+
+ public void setCheckListMode(int mode) {
+ if (mMode != mode) {
+ if (mNoteSettingStatusListener != null) {
+ mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode);
+ }
+ mMode = mode;
+ mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
+ }
+ }
+
+ public void setWidgetType(int type) {
+ if (type != mWidgetType) {
+ mWidgetType = type;
+ mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
+ }
+ }
+
+ public void setWidgetId(int id) {
+ if (id != mWidgetId) {
+ mWidgetId = id;
+ mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
+ }
+ }
+
+ public void setWorkingText(String text) {
+ if (!TextUtils.equals(mContent, text)) {
+ mContent = text;
+ mNote.setTextData(DataColumns.CONTENT, mContent);
+ }
+ }
+
+ public void convertToCallNote(String phoneNumber, long callDate) {
+ mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
+ mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
+ mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
+ }
+
+ public boolean hasClockAlert() {
+ return (mAlertDate > 0 ? true : false);
+ }
+
+ public String getContent() {
+ return mContent;
+ }
+
+ public long getAlertDate() {
+ return mAlertDate;
+ }
+
+ public long getModifiedDate() {
+ return mModifiedDate;
+ }
+
+ public int getBgColorResId() {
+ return NoteBgResources.getNoteBgResource(mBgColorId);
+ }
+
+ public int getBgColorId() {
+ return mBgColorId;
+ }
+
+ public int getTitleBgResId() {
+ return NoteBgResources.getNoteTitleBgResource(mBgColorId);
+ }
+
+ public int getCheckListMode() {
+ return mMode;
+ }
+
+ public long getNoteId() {
+ return mNoteId;
+ }
+
+ public long getFolderId() {
+ return mFolderId;
+ }
+
+ public int getWidgetId() {
+ return mWidgetId;
+ }
+
+ public int getWidgetType() {
+ return mWidgetType;
+ }
+
+ public interface NoteSettingChangedListener {
+ /**
+ * Called when the background color of current note has just changed
+ */
+ void onBackgroundColorChanged();
+
+ /**
+ * Called when user set clock
+ */
+ void onClockAlertChanged(long date, boolean set);
+
+ /**
+ * Call when user create note from widget
+ */
+ void onWidgetChanged();
+
+ /**
+ * Call when switch between check list mode and normal mode
+ * @param oldMode is previous mode before change
+ * @param newMode is new mode
+ */
+ void onCheckListModeChanged(int oldMode, int newMode);
+ }
+}
diff --git a/src/src/net/micode/notes/tool/BackupUtils.java b/src/src/net/micode/notes/tool/BackupUtils.java
new file mode 100644
index 0000000..39f6ec4
--- /dev/null
+++ b/src/src/net/micode/notes/tool/BackupUtils.java
@@ -0,0 +1,344 @@
+/*
+ * 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 {
+ private static final String TAG = "BackupUtils";
+ // Singleton stuff
+ private static BackupUtils sInstance;
+
+ public static synchronized BackupUtils getInstance(Context context) {
+ if (sInstance == null) {
+ sInstance = new BackupUtils(context);
+ }
+ return sInstance;
+ }
+
+ /**
+ * Following states are signs to represents backup or restore
+ * status
+ */
+ // Currently, the sdcard is not mounted
+ public static final int STATE_SD_CARD_UNMOUONTED = 0;
+ // The backup file not exist
+ public static final int STATE_BACKUP_FILE_NOT_EXIST = 1;
+ // The data is not well formated, may be changed by other programs
+ public static final int STATE_DATA_DESTROIED = 2;
+ // Some run-time exception which causes restore or backup fails
+ public static final int STATE_SYSTEM_ERROR = 3;
+ // Backup or restore success
+ public static final int STATE_SUCCESS = 4;
+
+ private TextExport mTextExport;
+
+ private BackupUtils(Context context) {
+ mTextExport = new TextExport(context);
+ }
+
+ private static boolean externalStorageAvailable() {
+ return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
+ }
+
+ public int exportToText() {
+ return mTextExport.exportToText();
+ }
+
+ public String getExportedTextFileName() {
+ return mTextExport.mFileName;
+ }
+
+ public String getExportedTextFileDir() {
+ return mTextExport.mFileDirectory;
+ }
+
+ private static class TextExport {
+ private static final String[] NOTE_PROJECTION = {
+ NoteColumns.ID,
+ NoteColumns.MODIFIED_DATE,
+ NoteColumns.SNIPPET,
+ NoteColumns.TYPE
+ };
+
+ 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;
+
+ private static final String[] DATA_PROJECTION = {
+ DataColumns.CONTENT,
+ DataColumns.MIME_TYPE,
+ DataColumns.DATA1,
+ DataColumns.DATA2,
+ DataColumns.DATA3,
+ DataColumns.DATA4,
+ };
+
+ 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;
+
+ private final String [] TEXT_FORMAT;
+ private static final int FORMAT_FOLDER_NAME = 0;
+ private static final int FORMAT_NOTE_DATE = 1;
+ private static final int FORMAT_NOTE_CONTENT = 2;
+
+ private Context mContext;
+ private String mFileName;
+ private String mFileDirectory;
+
+ public TextExport(Context context) {
+ TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);
+ mContext = context;
+ mFileName = "";
+ mFileDirectory = "";
+ }
+
+ private String getFormat(int id) {
+ return TEXT_FORMAT[id];
+ }
+
+ /**
+ * Export the folder identified by folder id to text
+ */
+ private void exportFolderToText(String folderId, PrintStream ps) {
+ // Query notes belong to this folder
+ 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 {
+ // Print note's last modified date
+ ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
+ mContext.getString(R.string.format_datetime_mdhm),
+ notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
+ // Query data belong to this note
+ String noteId = notesCursor.getString(NOTE_COLUMN_ID);
+ exportNoteToText(noteId, ps);
+ } while (notesCursor.moveToNext());
+ }
+ notesCursor.close();
+ }
+ }
+
+ /**
+ * Export note identified by id to a print stream
+ */
+ 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)) {
+ // Print phone number
+ 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));
+ }
+ // Print call date
+ ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat
+ .format(mContext.getString(R.string.format_datetime_mdhm),
+ callDate)));
+ // Print call attachment location
+ 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();
+ }
+ // print a line separator between note
+ try {
+ ps.write(new byte[] {
+ Character.LINE_SEPARATOR, Character.LETTER_NUMBER
+ });
+ } catch (IOException e) {
+ Log.e(TAG, e.toString());
+ }
+ }
+
+ /**
+ * Note will be exported as text which is user readable
+ */
+ 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;
+ }
+ // First export folder and its notes
+ 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 {
+ // Print folder's name
+ 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();
+ }
+
+ // Export notes in root's folder
+ 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))));
+ // Query data belong to this note
+ String noteId = noteCursor.getString(NOTE_COLUMN_ID);
+ exportNoteToText(noteId, ps);
+ } while (noteCursor.moveToNext());
+ }
+ noteCursor.close();
+ }
+ ps.close();
+
+ return STATE_SUCCESS;
+ }
+
+ /**
+ * Get a print stream pointed to the file {@generateExportedTextFile}
+ */
+ 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;
+ }
+ }
+
+ /**
+ * Generate the text file to store imported data
+ */
+ 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;
+ }
+}
+
+
diff --git a/src/src/net/micode/notes/tool/DataUtils.java b/src/src/net/micode/notes/tool/DataUtils.java
new file mode 100644
index 0000000..2a14982
--- /dev/null
+++ b/src/src/net/micode/notes/tool/DataUtils.java
@@ -0,0 +1,295 @@
+/*
+ * 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;
+
+
+public class DataUtils {
+ public static final String TAG = "DataUtils";
+ 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;
+ }
+
+ 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);
+ }
+
+ 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;
+ }
+
+ /**
+ * Get the all folder count except system folders {@link Notes#TYPE_SYSTEM}}
+ */
+ 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;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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 "";
+ }
+
+ 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;
+ }
+
+ 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);
+ }
+
+ 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;
+ }
+}
diff --git a/src/src/net/micode/notes/tool/GTaskStringUtils.java b/src/src/net/micode/notes/tool/GTaskStringUtils.java
new file mode 100644
index 0000000..666b729
--- /dev/null
+++ b/src/src/net/micode/notes/tool/GTaskStringUtils.java
@@ -0,0 +1,113 @@
+/*
+ * 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;
+
+public class GTaskStringUtils {
+
+ public final static String GTASK_JSON_ACTION_ID = "action_id";
+
+ public final static String GTASK_JSON_ACTION_LIST = "action_list";
+
+ public final static String GTASK_JSON_ACTION_TYPE = "action_type";
+
+ public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";
+
+ public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
+
+ public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";
+
+ public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";
+
+ public final static String GTASK_JSON_CREATOR_ID = "creator_id";
+
+ public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";
+
+ public final static String GTASK_JSON_CLIENT_VERSION = "client_version";
+
+ public final static String GTASK_JSON_COMPLETED = "completed";
+
+ public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";
+
+ public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
+
+ public final static String GTASK_JSON_DELETED = "deleted";
+
+ public final static String GTASK_JSON_DEST_LIST = "dest_list";
+
+ public final static String GTASK_JSON_DEST_PARENT = "dest_parent";
+
+ public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";
+
+ public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";
+
+ public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";
+
+ public final static String GTASK_JSON_GET_DELETED = "get_deleted";
+
+ public final static String GTASK_JSON_ID = "id";
+
+ public final static String GTASK_JSON_INDEX = "index";
+
+ public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";
+
+ public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";
+
+ public final static String GTASK_JSON_LIST_ID = "list_id";
+
+ public final static String GTASK_JSON_LISTS = "lists";
+
+ public final static String GTASK_JSON_NAME = "name";
+
+ public final static String GTASK_JSON_NEW_ID = "new_id";
+
+ public final static String GTASK_JSON_NOTES = "notes";
+
+ public final static String GTASK_JSON_PARENT_ID = "parent_id";
+
+ public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";
+
+ public final static String GTASK_JSON_RESULTS = "results";
+
+ public final static String GTASK_JSON_SOURCE_LIST = "source_list";
+
+ public final static String GTASK_JSON_TASKS = "tasks";
+
+ public final static String GTASK_JSON_TYPE = "type";
+
+ public final static String GTASK_JSON_TYPE_GROUP = "GROUP";
+
+ public final static String GTASK_JSON_TYPE_TASK = "TASK";
+
+ public final static String GTASK_JSON_USER = "user";
+
+ public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";
+
+ public final static String FOLDER_DEFAULT = "Default";
+
+ public final static String FOLDER_CALL_NOTE = "Call_Note";
+
+ public final static String FOLDER_META = "METADATA";
+
+ public final static String META_HEAD_GTASK_ID = "meta_gid";
+
+ public final static String META_HEAD_NOTE = "meta_note";
+
+ public final static String META_HEAD_DATA = "meta_data";
+
+ public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";
+
+}
diff --git a/src/src/net/micode/notes/tool/ResourceParser.java b/src/src/net/micode/notes/tool/ResourceParser.java
new file mode 100644
index 0000000..1ad3ad6
--- /dev/null
+++ b/src/src/net/micode/notes/tool/ResourceParser.java
@@ -0,0 +1,181 @@
+/*
+ * 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 {
+
+ public static final int YELLOW = 0;
+ public static final int BLUE = 1;
+ public static final int WHITE = 2;
+ public static final int GREEN = 3;
+ public static final int RED = 4;
+
+ public static final int BG_DEFAULT_COLOR = YELLOW;
+
+ public static final int TEXT_SMALL = 0;
+ public static final int TEXT_MEDIUM = 1;
+ public static final int TEXT_LARGE = 2;
+ public static final int TEXT_SUPER = 3;
+
+ public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;
+
+ public static class NoteBgResources {
+ private final static int [] BG_EDIT_RESOURCES = new int [] {
+ R.drawable.edit_yellow,
+ R.drawable.edit_blue,
+ R.drawable.edit_white,
+ R.drawable.edit_green,
+ R.drawable.edit_red
+ };
+
+ private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {
+ R.drawable.edit_title_yellow,
+ R.drawable.edit_title_blue,
+ R.drawable.edit_title_white,
+ R.drawable.edit_title_green,
+ R.drawable.edit_title_red
+ };
+
+ public static int getNoteBgResource(int id) {
+ return BG_EDIT_RESOURCES[id];
+ }
+
+ public static int getNoteTitleBgResource(int id) {
+ return BG_EDIT_TITLE_RESOURCES[id];
+ }
+ }
+
+ public static int getDefaultBgId(Context context) {
+ if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
+ NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
+ return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
+ } else {
+ return BG_DEFAULT_COLOR;
+ }
+ }
+
+ public static class NoteItemBgResources {
+ private final static int [] BG_FIRST_RESOURCES = new int [] {
+ R.drawable.list_yellow_up,
+ R.drawable.list_blue_up,
+ R.drawable.list_white_up,
+ R.drawable.list_green_up,
+ R.drawable.list_red_up
+ };
+
+ private final static int [] BG_NORMAL_RESOURCES = new int [] {
+ R.drawable.list_yellow_middle,
+ R.drawable.list_blue_middle,
+ R.drawable.list_white_middle,
+ R.drawable.list_green_middle,
+ R.drawable.list_red_middle
+ };
+
+ private final static int [] BG_LAST_RESOURCES = new int [] {
+ R.drawable.list_yellow_down,
+ R.drawable.list_blue_down,
+ R.drawable.list_white_down,
+ R.drawable.list_green_down,
+ R.drawable.list_red_down,
+ };
+
+ private final static int [] BG_SINGLE_RESOURCES = new int [] {
+ R.drawable.list_yellow_single,
+ R.drawable.list_blue_single,
+ R.drawable.list_white_single,
+ R.drawable.list_green_single,
+ R.drawable.list_red_single
+ };
+
+ public static int getNoteBgFirstRes(int id) {
+ return BG_FIRST_RESOURCES[id];
+ }
+
+ public static int getNoteBgLastRes(int id) {
+ return BG_LAST_RESOURCES[id];
+ }
+
+ public static int getNoteBgSingleRes(int id) {
+ return BG_SINGLE_RESOURCES[id];
+ }
+
+ public static int getNoteBgNormalRes(int id) {
+ return BG_NORMAL_RESOURCES[id];
+ }
+
+ public static int getFolderBgRes() {
+ return R.drawable.list_folder;
+ }
+ }
+
+ public static class WidgetBgResources {
+ private final static int [] BG_2X_RESOURCES = new int [] {
+ R.drawable.widget_2x_yellow,
+ R.drawable.widget_2x_blue,
+ R.drawable.widget_2x_white,
+ R.drawable.widget_2x_green,
+ R.drawable.widget_2x_red,
+ };
+
+ public static int getWidget2xBgResource(int id) {
+ return BG_2X_RESOURCES[id];
+ }
+
+ private final static int [] BG_4X_RESOURCES = new int [] {
+ R.drawable.widget_4x_yellow,
+ R.drawable.widget_4x_blue,
+ R.drawable.widget_4x_white,
+ R.drawable.widget_4x_green,
+ R.drawable.widget_4x_red
+ };
+
+ public static int getWidget4xBgResource(int id) {
+ return BG_4X_RESOURCES[id];
+ }
+ }
+
+ public static class TextAppearanceResources {
+ private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {
+ R.style.TextAppearanceNormal,
+ R.style.TextAppearanceMedium,
+ R.style.TextAppearanceLarge,
+ R.style.TextAppearanceSuper
+ };
+
+ public static int getTexAppearanceResource(int id) {
+ /**
+ * 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}
+ */
+ if (id >= TEXTAPPEARANCE_RESOURCES.length) {
+ return BG_DEFAULT_FONT_SIZE;
+ }
+ return TEXTAPPEARANCE_RESOURCES[id];
+ }
+
+ public static int getResourcesSize() {
+ return TEXTAPPEARANCE_RESOURCES.length;
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/ui/AlarmAlertActivity.java b/src/src/net/micode/notes/ui/AlarmAlertActivity.java
new file mode 100644
index 0000000..85723be
--- /dev/null
+++ b/src/src/net/micode/notes/ui/AlarmAlertActivity.java
@@ -0,0 +1,158 @@
+/*
+ * 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 {
+ private long mNoteId;
+ private String mSnippet;
+ private static final int SNIPPET_PREW_MAX_LEN = 60;
+ MediaPlayer mPlayer;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ requestWindowFeature(Window.FEATURE_NO_TITLE);
+
+ final Window win = getWindow();
+ win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
+
+ if (!isScreenOn()) {
+ win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
+ | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+ | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
+ | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
+ }
+
+ Intent intent = getIntent();
+
+ try {
+ mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
+ mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
+ mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
+ SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
+ : mSnippet;
+ } catch (IllegalArgumentException e) {
+ e.printStackTrace();
+ return;
+ }
+
+ mPlayer = new MediaPlayer();
+ if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
+ showActionDialog();
+ playAlarmSound();
+ } else {
+ finish();
+ }
+ }
+
+ private boolean isScreenOn() {
+ PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
+ return pm.isScreenOn();
+ }
+
+ private void playAlarmSound() {
+ Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
+
+ int silentModeStreams = Settings.System.getInt(getContentResolver(),
+ Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
+
+ if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
+ mPlayer.setAudioStreamType(silentModeStreams);
+ } else {
+ mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
+ }
+ try {
+ mPlayer.setDataSource(this, url);
+ mPlayer.prepare();
+ mPlayer.setLooping(true);
+ mPlayer.start();
+ } catch (IllegalArgumentException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ } catch (SecurityException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ } catch (IllegalStateException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ } catch (IOException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+
+ private void showActionDialog() {
+ AlertDialog.Builder dialog = new AlertDialog.Builder(this);
+ dialog.setTitle(R.string.app_name);
+ dialog.setMessage(mSnippet);
+ dialog.setPositiveButton(R.string.notealert_ok, this);
+ if (isScreenOn()) {
+ dialog.setNegativeButton(R.string.notealert_enter, this);
+ }
+ dialog.show().setOnDismissListener(this);
+ }
+
+ public void onClick(DialogInterface dialog, int which) {
+ switch (which) {
+ case DialogInterface.BUTTON_NEGATIVE:
+ Intent intent = new Intent(this, NoteEditActivity.class);
+ intent.setAction(Intent.ACTION_VIEW);
+ intent.putExtra(Intent.EXTRA_UID, mNoteId);
+ startActivity(intent);
+ break;
+ default:
+ break;
+ }
+ }
+
+ public void onDismiss(DialogInterface dialog) {
+ stopAlarmSound();
+ finish();
+ }
+
+ private void stopAlarmSound() {
+ if (mPlayer != null) {
+ mPlayer.stop();
+ mPlayer.release();
+ mPlayer = null;
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/ui/AlarmInitReceiver.java b/src/src/net/micode/notes/ui/AlarmInitReceiver.java
new file mode 100644
index 0000000..f221202
--- /dev/null
+++ b/src/src/net/micode/notes/ui/AlarmInitReceiver.java
@@ -0,0 +1,65 @@
+/*
+ * 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 {
+
+ private static final String [] PROJECTION = new String [] {
+ NoteColumns.ID,
+ NoteColumns.ALERTED_DATE
+ };
+
+ private static final int COLUMN_ID = 0;
+ private static final int COLUMN_ALERTED_DATE = 1;
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ long currentDate = System.currentTimeMillis();
+ Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
+ PROJECTION,
+ NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE,
+ new String[] { String.valueOf(currentDate) },
+ null);
+
+ if (c != null) {
+ if (c.moveToFirst()) {
+ do {
+ long alertDate = c.getLong(COLUMN_ALERTED_DATE);
+ Intent sender = new Intent(context, AlarmReceiver.class);
+ sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID)));
+ PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0);
+ AlarmManager alermManager = (AlarmManager) context
+ .getSystemService(Context.ALARM_SERVICE);
+ alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent);
+ } while (c.moveToNext());
+ }
+ c.close();
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/ui/AlarmReceiver.java b/src/src/net/micode/notes/ui/AlarmReceiver.java
new file mode 100644
index 0000000..54e503b
--- /dev/null
+++ b/src/src/net/micode/notes/ui/AlarmReceiver.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.ui;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+
+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);
+ }
+}
diff --git a/src/src/net/micode/notes/ui/DateTimePicker.java b/src/src/net/micode/notes/ui/DateTimePicker.java
new file mode 100644
index 0000000..496b0cd
--- /dev/null
+++ b/src/src/net/micode/notes/ui/DateTimePicker.java
@@ -0,0 +1,485 @@
+/*
+ * 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 {
+
+ private static final boolean DEFAULT_ENABLE_STATE = true;
+
+ private static final int HOURS_IN_HALF_DAY = 12;
+ private static final int HOURS_IN_ALL_DAY = 24;
+ private static final int DAYS_IN_ALL_WEEK = 7;
+ private static final int DATE_SPINNER_MIN_VAL = 0;
+ private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1;
+ private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0;
+ private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23;
+ private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1;
+ private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;
+ private static final int MINUT_SPINNER_MIN_VAL = 0;
+ private static final int MINUT_SPINNER_MAX_VAL = 59;
+ private static final int AMPM_SPINNER_MIN_VAL = 0;
+ private static final int AMPM_SPINNER_MAX_VAL = 1;
+
+ private final NumberPicker mDateSpinner;
+ private final NumberPicker mHourSpinner;
+ private final NumberPicker mMinuteSpinner;
+ private final NumberPicker mAmPmSpinner;
+ private Calendar mDate;
+
+ private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
+
+ private boolean mIsAm;
+
+ private boolean mIs24HourView;
+
+ private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
+
+ private boolean mInitialising;
+
+ private OnDateTimeChangedListener mOnDateTimeChangedListener;
+
+ 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);
+ updateDateControl();
+ onDateTimeChanged();
+ }
+ };
+
+ 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) {
+ if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
+ cal.setTimeInMillis(mDate.getTimeInMillis());
+ cal.add(Calendar.DAY_OF_YEAR, 1);
+ isDateChanged = true;
+ } else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
+ cal.setTimeInMillis(mDate.getTimeInMillis());
+ cal.add(Calendar.DAY_OF_YEAR, -1);
+ isDateChanged = true;
+ }
+ if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
+ oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
+ mIsAm = !mIsAm;
+ updateAmPmControl();
+ }
+ } else {
+ if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
+ cal.setTimeInMillis(mDate.getTimeInMillis());
+ cal.add(Calendar.DAY_OF_YEAR, 1);
+ isDateChanged = true;
+ } else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
+ 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);
+ mDate.set(Calendar.HOUR_OF_DAY, newHour);
+ onDateTimeChanged();
+ if (isDateChanged) {
+ setCurrentYear(cal.get(Calendar.YEAR));
+ setCurrentMonth(cal.get(Calendar.MONTH));
+ setCurrentDay(cal.get(Calendar.DAY_OF_MONTH));
+ }
+ }
+ };
+
+ 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) {
+ offset += 1;
+ } else if (oldVal == minValue && newVal == maxValue) {
+ offset -= 1;
+ }
+ if (offset != 0) {
+ mDate.add(Calendar.HOUR_OF_DAY, offset);
+ mHourSpinner.setValue(getCurrentHour());
+ updateDateControl();
+ int newHour = getCurrentHourOfDay();
+ if (newHour >= HOURS_IN_HALF_DAY) {
+ mIsAm = false;
+ updateAmPmControl();
+ } else {
+ mIsAm = true;
+ updateAmPmControl();
+ }
+ }
+ mDate.set(Calendar.MINUTE, newVal);
+ onDateTimeChanged();
+ }
+ };
+
+ private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
+ @Override
+ public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
+ mIsAm = !mIsAm;
+ if (mIsAm) {
+ mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
+ } else {
+ mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY);
+ }
+ updateAmPmControl();
+ onDateTimeChanged();
+ }
+ };
+
+ public interface OnDateTimeChangedListener {
+ void onDateTimeChanged(DateTimePicker view, int year, int month,
+ int dayOfMonth, int hourOfDay, int minute);
+ }
+
+ public DateTimePicker(Context context) {
+ this(context, System.currentTimeMillis());
+ }
+
+ public DateTimePicker(Context context, long date) {
+ this(context, date, DateFormat.is24HourFormat(context));
+ }
+
+ public DateTimePicker(Context context, long date, boolean is24HourView) {
+ super(context);
+ mDate = Calendar.getInstance();
+ mInitialising = true;
+ mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
+ inflate(context, R.layout.datetime_picker, this);
+
+ 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);
+ mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
+
+ String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
+ mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
+ mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
+ mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL);
+ mAmPmSpinner.setDisplayedValues(stringsForAmPm);
+ mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
+
+ // update controls to initial state
+ updateDateControl();
+ updateHourControl();
+ updateAmPmControl();
+
+ set24HourView(is24HourView);
+
+ // set to current time
+ setCurrentDate(date);
+
+ setEnabled(isEnabled());
+
+ // set the content descriptions
+ mInitialising = false;
+ }
+
+ @Override
+ public void setEnabled(boolean enabled) {
+ if (mIsEnabled == enabled) {
+ return;
+ }
+ super.setEnabled(enabled);
+ mDateSpinner.setEnabled(enabled);
+ mMinuteSpinner.setEnabled(enabled);
+ mHourSpinner.setEnabled(enabled);
+ mAmPmSpinner.setEnabled(enabled);
+ mIsEnabled = enabled;
+ }
+
+ @Override
+ public boolean isEnabled() {
+ return mIsEnabled;
+ }
+
+ /**
+ * Get the current date in millis
+ *
+ * @return the current date in millis
+ */
+ public long getCurrentDateInTimeMillis() {
+ return mDate.getTimeInMillis();
+ }
+
+ /**
+ * Set the current date
+ *
+ * @param date The current date in millis
+ */
+ 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
+ */
+ 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
+ */
+ public int getCurrentYear() {
+ return mDate.get(Calendar.YEAR);
+ }
+
+ /**
+ * Set current year
+ *
+ * @param year The current year
+ */
+ public void setCurrentYear(int year) {
+ if (!mInitialising && year == getCurrentYear()) {
+ return;
+ }
+ mDate.set(Calendar.YEAR, year);
+ updateDateControl();
+ onDateTimeChanged();
+ }
+
+ /**
+ * Get current month in the year
+ *
+ * @return The current month in the year
+ */
+ public int getCurrentMonth() {
+ return mDate.get(Calendar.MONTH);
+ }
+
+ /**
+ * Set current month in the year
+ *
+ * @param month The month in the year
+ */
+ 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
+ */
+ public int getCurrentDay() {
+ return mDate.get(Calendar.DAY_OF_MONTH);
+ }
+
+ /**
+ * Set current day of the month
+ *
+ * @param dayOfMonth The day of the month
+ */
+ 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
+ */
+ public int getCurrentHourOfDay() {
+ return mDate.get(Calendar.HOUR_OF_DAY);
+ }
+
+ private int getCurrentHour() {
+ if (mIs24HourView){
+ return getCurrentHourOfDay();
+ } else {
+ int hour = getCurrentHourOfDay();
+ if (hour > HOURS_IN_HALF_DAY) {
+ return hour - HOURS_IN_HALF_DAY;
+ } else {
+ return hour == 0 ? HOURS_IN_HALF_DAY : hour;
+ }
+ }
+ }
+
+ /**
+ * Set current hour in 24 hour mode, in the range (0~23)
+ *
+ * @param hourOfDay
+ */
+ public void setCurrentHour(int hourOfDay) {
+ if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
+ return;
+ }
+ mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
+ if (!mIs24HourView) {
+ if (hourOfDay >= HOURS_IN_HALF_DAY) {
+ mIsAm = false;
+ if (hourOfDay > HOURS_IN_HALF_DAY) {
+ hourOfDay -= HOURS_IN_HALF_DAY;
+ }
+ } else {
+ mIsAm = true;
+ if (hourOfDay == 0) {
+ hourOfDay = HOURS_IN_HALF_DAY;
+ }
+ }
+ updateAmPmControl();
+ }
+ mHourSpinner.setValue(hourOfDay);
+ onDateTimeChanged();
+ }
+
+ /**
+ * Get currentMinute
+ *
+ * @return The Current Minute
+ */
+ public int getCurrentMinute() {
+ return mDate.get(Calendar.MINUTE);
+ }
+
+ /**
+ * Set current minute
+ */
+ 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.
+ */
+ 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.
+ */
+ public void set24HourView(boolean is24HourView) {
+ if (mIs24HourView == is24HourView) {
+ return;
+ }
+ mIs24HourView = is24HourView;
+ mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
+ int hour = getCurrentHourOfDay();
+ updateHourControl();
+ setCurrentHour(hour);
+ updateAmPmControl();
+ }
+
+ private void updateDateControl() {
+ Calendar cal = Calendar.getInstance();
+ cal.setTimeInMillis(mDate.getTimeInMillis());
+ cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
+ 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);
+ }
+ mDateSpinner.setDisplayedValues(mDateDisplayValues);
+ mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
+ mDateSpinner.invalidate();
+ }
+
+ private void updateAmPmControl() {
+ if (mIs24HourView) {
+ mAmPmSpinner.setVisibility(View.GONE);
+ } else {
+ int index = mIsAm ? Calendar.AM : Calendar.PM;
+ mAmPmSpinner.setValue(index);
+ mAmPmSpinner.setVisibility(View.VISIBLE);
+ }
+ }
+
+ private void updateHourControl() {
+ if (mIs24HourView) {
+ mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
+ mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW);
+ } else {
+ mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW);
+ mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW);
+ }
+ }
+
+ /**
+ * Set the callback that indicates the 'Set' button has been pressed.
+ * @param callback the callback, if null will do nothing
+ */
+ public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) {
+ mOnDateTimeChangedListener = callback;
+ }
+
+ private void onDateTimeChanged() {
+ if (mOnDateTimeChangedListener != null) {
+ mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(),
+ getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute());
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/ui/DateTimePickerDialog.java b/src/src/net/micode/notes/ui/DateTimePickerDialog.java
new file mode 100644
index 0000000..2c47ba4
--- /dev/null
+++ b/src/src/net/micode/notes/ui/DateTimePickerDialog.java
@@ -0,0 +1,90 @@
+/*
+ * 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 {
+
+ private Calendar mDate = Calendar.getInstance();
+ private boolean mIs24HourView;
+ private OnDateTimeSetListener mOnDateTimeSetListener;
+ private DateTimePicker mDateTimePicker;
+
+ public interface OnDateTimeSetListener {
+ void OnDateTimeSet(AlertDialog dialog, long date);
+ }
+
+ public DateTimePickerDialog(Context context, long date) {
+ super(context);
+ mDateTimePicker = new DateTimePicker(context);
+ setView(mDateTimePicker);
+ mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
+ public void onDateTimeChanged(DateTimePicker view, int year, int month,
+ int dayOfMonth, int hourOfDay, int minute) {
+ 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());
+ }
+ });
+ mDate.setTimeInMillis(date);
+ mDate.set(Calendar.SECOND, 0);
+ mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
+ setButton(context.getString(R.string.datetime_dialog_ok), this);
+ setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
+ set24HourView(DateFormat.is24HourFormat(this.getContext()));
+ updateTitle(mDate.getTimeInMillis());
+ }
+
+ public void set24HourView(boolean is24HourView) {
+ mIs24HourView = is24HourView;
+ }
+
+ public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
+ mOnDateTimeSetListener = callBack;
+ }
+
+ private void updateTitle(long date) {
+ int flag =
+ DateUtils.FORMAT_SHOW_YEAR |
+ DateUtils.FORMAT_SHOW_DATE |
+ DateUtils.FORMAT_SHOW_TIME;
+ flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;
+ setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
+ }
+
+ public void onClick(DialogInterface arg0, int arg1) {
+ if (mOnDateTimeSetListener != null) {
+ mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());
+ }
+ }
+
+}
\ No newline at end of file
diff --git a/src/src/net/micode/notes/ui/DropdownMenu.java b/src/src/net/micode/notes/ui/DropdownMenu.java
new file mode 100644
index 0000000..613dc74
--- /dev/null
+++ b/src/src/net/micode/notes/ui/DropdownMenu.java
@@ -0,0 +1,61 @@
+/*
+ * 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;
+
+public class DropdownMenu {
+ private Button mButton;
+ private PopupMenu mPopupMenu;
+ private Menu mMenu;
+
+ public DropdownMenu(Context context, Button button, int menuId) {
+ mButton = button;
+ mButton.setBackgroundResource(R.drawable.dropdown_icon);
+ mPopupMenu = new PopupMenu(context, mButton);
+ mMenu = mPopupMenu.getMenu();
+ mPopupMenu.getMenuInflater().inflate(menuId, mMenu);
+ mButton.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ mPopupMenu.show();
+ }
+ });
+ }
+
+ public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
+ if (mPopupMenu != null) {
+ mPopupMenu.setOnMenuItemClickListener(listener);
+ }
+ }
+
+ public MenuItem findItem(int id) {
+ return mMenu.findItem(id);
+ }
+
+ public void setTitle(CharSequence title) {
+ mButton.setText(title);
+ }
+}
diff --git a/src/src/net/micode/notes/ui/FoldersListAdapter.java b/src/src/net/micode/notes/ui/FoldersListAdapter.java
new file mode 100644
index 0000000..96b77da
--- /dev/null
+++ b/src/src/net/micode/notes/ui/FoldersListAdapter.java
@@ -0,0 +1,80 @@
+/*
+ * 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;
+
+
+public class FoldersListAdapter extends CursorAdapter {
+ public static final String [] PROJECTION = {
+ NoteColumns.ID,
+ NoteColumns.SNIPPET
+ };
+
+ public static final int ID_COLUMN = 0;
+ public static final int NAME_COLUMN = 1;
+
+ public FoldersListAdapter(Context context, Cursor c) {
+ super(context, c);
+ // TODO Auto-generated constructor stub
+ }
+
+ @Override
+ public View newView(Context context, Cursor cursor, ViewGroup parent) {
+ return new FolderListItem(context);
+ }
+
+ @Override
+ public void bindView(View view, Context context, Cursor cursor) {
+ if (view instanceof FolderListItem) {
+ 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);
+ }
+ }
+
+ public String getFolderName(Context context, int position) {
+ Cursor cursor = (Cursor) getItem(position);
+ return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
+ .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
+ }
+
+ private class FolderListItem extends LinearLayout {
+ private TextView mName;
+
+ public FolderListItem(Context context) {
+ super(context);
+ inflate(context, R.layout.folder_list_item, this);
+ mName = (TextView) findViewById(R.id.tv_folder_name);
+ }
+
+ public void bind(String name) {
+ mName.setText(name);
+ }
+ }
+
+}
diff --git a/src/src/net/micode/notes/ui/NoteEditActivity.java b/src/src/net/micode/notes/ui/NoteEditActivity.java
new file mode 100644
index 0000000..96a9ff8
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NoteEditActivity.java
@@ -0,0 +1,873 @@
+/*
+ * 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;
+
+
+public class NoteEditActivity extends Activity implements OnClickListener,
+ NoteSettingChangedListener, OnTextViewChangeListener {
+ private class HeadViewHolder {
+ public TextView tvModified;
+
+ public ImageView ivAlertIcon;
+
+ public TextView tvAlertDate;
+
+ public ImageView ibSetBgColor;
+ }
+
+ private static final Map sBgSelectorBtnsMap = new HashMap();
+ static {
+ sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW);
+ sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED);
+ sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE);
+ sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN);
+ sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE);
+ }
+
+ private static final Map sBgSelectorSelectionMap = new HashMap();
+ static {
+ sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select);
+ sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select);
+ sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select);
+ sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select);
+ sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select);
+ }
+
+ private static final Map sFontSizeBtnsMap = new HashMap();
+ static {
+ sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE);
+ sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL);
+ sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM);
+ sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER);
+ }
+
+ private static final Map sFontSelectorSelectionMap = new HashMap();
+ static {
+ sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select);
+ sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select);
+ sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select);
+ sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select);
+ }
+
+ private static final String TAG = "NoteEditActivity";
+
+ private HeadViewHolder mNoteHeaderHolder;
+
+ private View mHeadViewPanel;
+
+ private View mNoteBgColorSelector;
+
+ private View mFontSizeSelector;
+
+ private EditText mNoteEditor;
+
+ private View mNoteEditorPanel;
+
+ private WorkingNote mWorkingNote;
+
+ private SharedPreferences mSharedPrefs;
+ private int mFontSizeId;
+
+ private static final String PREFERENCE_FONT_SIZE = "pref_font_size";
+
+ private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10;
+
+ public static final String TAG_CHECKED = String.valueOf('\u221A');
+ public static final String TAG_UNCHECKED = String.valueOf('\u25A1');
+
+ private LinearLayout mEditTextList;
+
+ private String mUserQuery;
+ private Pattern mPattern;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ this.setContentView(R.layout.note_edit);
+
+ if (savedInstanceState == null && !initActivityState(getIntent())) {
+ finish();
+ return;
+ }
+ initResources();
+ }
+
+ /**
+ * Current activity may be killed when the memory is low. Once it is killed, for another time
+ * user load this activity, we should restore the former state
+ */
+ @Override
+ protected void onRestoreInstanceState(Bundle savedInstanceState) {
+ super.onRestoreInstanceState(savedInstanceState);
+ 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");
+ }
+ }
+
+ private boolean initActivityState(Intent intent) {
+ /**
+ * If the user specified the {@link Intent#ACTION_VIEW} but not provided with id,
+ * then jump to the NotesListActivity
+ */
+ mWorkingNote = null;
+ if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
+ long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
+ mUserQuery = "";
+
+ /**
+ * Starting from the searched result
+ */
+ if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
+ noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
+ mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
+ }
+
+ 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);
+ if (mWorkingNote == null) {
+ Log.e(TAG, "load note failed with note id" + noteId);
+ finish();
+ return false;
+ }
+ }
+ 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())) {
+ // New note
+ 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));
+
+ // Parse call-record note
+ 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;
+ 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 {
+ mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
+ widgetType, bgResId);
+ mWorkingNote.convertToCallNote(phoneNumber, callDate);
+ }
+ } else {
+ mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
+ bgResId);
+ }
+
+ 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);
+ return true;
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+ initNoteScreen();
+ }
+
+ private void initNoteScreen() {
+ mNoteEditor.setTextAppearance(this, TextAppearanceResources
+ .getTexAppearanceResource(mFontSizeId));
+ if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
+ switchToListMode(mWorkingNote.getContent());
+ } else {
+ mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
+ mNoteEditor.setSelection(mNoteEditor.getText().length());
+ }
+ for (Integer id : sBgSelectorSelectionMap.keySet()) {
+ findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE);
+ }
+ mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
+ mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
+
+ mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this,
+ mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE
+ | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME
+ | DateUtils.FORMAT_SHOW_YEAR));
+
+ /**
+ * TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker
+ * is not ready
+ */
+ showAlertHeader();
+ }
+
+ private void showAlertHeader() {
+ if (mWorkingNote.hasClockAlert()) {
+ long time = System.currentTimeMillis();
+ if (time > mWorkingNote.getAlertDate()) {
+ mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);
+ } else {
+ mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
+ mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));
+ }
+ mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE);
+ mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE);
+ } else {
+ mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE);
+ mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE);
+ };
+ }
+
+ @Override
+ protected void onNewIntent(Intent intent) {
+ super.onNewIntent(intent);
+ initActivityState(intent);
+ }
+
+ @Override
+ protected void onSaveInstanceState(Bundle outState) {
+ super.onSaveInstanceState(outState);
+ /**
+ * For new note without note id, we should firstly save it to
+ * generate a id. If the editing note is not worth saving, there
+ * is no id which is equivalent to create new note
+ */
+ if (!mWorkingNote.existInDatabase()) {
+ saveNote();
+ }
+ outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId());
+ Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState");
+ }
+
+ @Override
+ public boolean dispatchTouchEvent(MotionEvent ev) {
+ if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
+ && !inRangeOfView(mNoteBgColorSelector, ev)) {
+ mNoteBgColorSelector.setVisibility(View.GONE);
+ return true;
+ }
+
+ if (mFontSizeSelector.getVisibility() == View.VISIBLE
+ && !inRangeOfView(mFontSizeSelector, ev)) {
+ mFontSizeSelector.setVisibility(View.GONE);
+ return true;
+ }
+ return super.dispatchTouchEvent(ev);
+ }
+
+ 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;
+ }
+
+ private void initResources() {
+ mHeadViewPanel = findViewById(R.id.note_title);
+ mNoteHeaderHolder = new HeadViewHolder();
+ mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date);
+ mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon);
+ mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date);
+ mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color);
+ mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this);
+ mNoteEditor = (EditText) findViewById(R.id.note_edit_view);
+ mNoteEditorPanel = findViewById(R.id.sv_note_edit);
+ mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector);
+ for (int id : sBgSelectorBtnsMap.keySet()) {
+ ImageView iv = (ImageView) findViewById(id);
+ iv.setOnClickListener(this);
+ }
+
+ mFontSizeSelector = findViewById(R.id.font_size_selector);
+ for (int id : sFontSizeBtnsMap.keySet()) {
+ View view = findViewById(id);
+ view.setOnClickListener(this);
+ };
+ mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
+ mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
+ /**
+ * 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}
+ */
+ if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) {
+ mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE;
+ }
+ mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list);
+ }
+
+ @Override
+ protected void onPause() {
+ super.onPause();
+ if(saveNote()) {
+ Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length());
+ }
+ clearSettingState();
+ }
+
+ private void updateWidget() {
+ Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
+ if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) {
+ intent.setClass(this, NoteWidgetProvider_2x.class);
+ } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) {
+ intent.setClass(this, NoteWidgetProvider_4x.class);
+ } else {
+ Log.e(TAG, "Unspported widget type");
+ return;
+ }
+
+ intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
+ mWorkingNote.getWidgetId()
+ });
+
+ sendBroadcast(intent);
+ setResult(RESULT_OK, intent);
+ }
+
+ public void onClick(View v) {
+ int id = v.getId();
+ if (id == R.id.btn_set_bg_color) {
+ mNoteBgColorSelector.setVisibility(View.VISIBLE);
+ findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
+ - View.VISIBLE);
+ } else if (sBgSelectorBtnsMap.containsKey(id)) {
+ findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
+ View.GONE);
+ mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id));
+ mNoteBgColorSelector.setVisibility(View.GONE);
+ } else if (sFontSizeBtnsMap.containsKey(id)) {
+ findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE);
+ mFontSizeId = sFontSizeBtnsMap.get(id);
+ mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit();
+ findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
+ if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
+ getWorkingText();
+ switchToListMode(mWorkingNote.getContent());
+ } else {
+ mNoteEditor.setTextAppearance(this,
+ TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
+ }
+ mFontSizeSelector.setVisibility(View.GONE);
+ }
+ }
+
+ @Override
+ public void onBackPressed() {
+ if(clearSettingState()) {
+ return;
+ }
+
+ saveNote();
+ super.onBackPressed();
+ }
+
+ 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;
+ }
+
+ public void onBackgroundColorChanged() {
+ findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
+ View.VISIBLE);
+ mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
+ mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
+ }
+
+ @Override
+ public boolean onPrepareOptionsMenu(Menu menu) {
+ if (isFinishing()) {
+ return true;
+ }
+ clearSettingState();
+ menu.clear();
+ if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {
+ getMenuInflater().inflate(R.menu.call_note_edit, menu);
+ } else {
+ getMenuInflater().inflate(R.menu.note_edit, menu);
+ }
+ 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);
+ }
+ if (mWorkingNote.hasClockAlert()) {
+ menu.findItem(R.id.menu_alert).setVisible(false);
+ } else {
+ menu.findItem(R.id.menu_delete_remind).setVisible(false);
+ }
+ return true;
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.menu_new_note:
+ createNewNote();
+ break;
+ case R.id.menu_delete:
+ AlertDialog.Builder builder = new AlertDialog.Builder(this);
+ builder.setTitle(getString(R.string.alert_title_delete));
+ builder.setIcon(android.R.drawable.ic_dialog_alert);
+ builder.setMessage(getString(R.string.alert_message_delete_note));
+ builder.setPositiveButton(android.R.string.ok,
+ new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int which) {
+ deleteCurrentNote();
+ finish();
+ }
+ });
+ builder.setNegativeButton(android.R.string.cancel, null);
+ builder.show();
+ break;
+ case R.id.menu_font_size:
+ mFontSizeSelector.setVisibility(View.VISIBLE);
+ findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
+ break;
+ case R.id.menu_list_mode:
+ mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
+ TextNote.MODE_CHECK_LIST : 0);
+ break;
+ case R.id.menu_share:
+ getWorkingText();
+ sendTo(this, mWorkingNote.getContent());
+ break;
+ case R.id.menu_send_to_desktop:
+ sendToDesktop();
+ break;
+ case R.id.menu_alert:
+ setReminder();
+ break;
+ case R.id.menu_delete_remind:
+ mWorkingNote.setAlertDate(0, false);
+ break;
+ default:
+ break;
+ }
+ return true;
+ }
+
+ private void setReminder() {
+ DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis());
+ d.setOnDateTimeSetListener(new OnDateTimeSetListener() {
+ public void OnDateTimeSet(AlertDialog dialog, long date) {
+ mWorkingNote.setAlertDate(date , true);
+ }
+ });
+ d.show();
+ }
+
+ /**
+ * Share note to apps that support {@link Intent#ACTION_SEND} action
+ * and {@text/plain} type
+ */
+ private void sendTo(Context context, String info) {
+ Intent intent = new Intent(Intent.ACTION_SEND);
+ intent.putExtra(Intent.EXTRA_TEXT, info);
+ intent.setType("text/plain");
+ context.startActivity(intent);
+ }
+
+ private void createNewNote() {
+ // Firstly, save current editing notes
+ saveNote();
+
+ // For safety, start a new NoteEditActivity
+ finish();
+ Intent intent = new Intent(this, NoteEditActivity.class);
+ intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
+ intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId());
+ startActivity(intent);
+ }
+
+ private void deleteCurrentNote() {
+ if (mWorkingNote.existInDatabase()) {
+ HashSet ids = new HashSet();
+ long id = mWorkingNote.getNoteId();
+ if (id != Notes.ID_ROOT_FOLDER) {
+ ids.add(id);
+ } else {
+ Log.d(TAG, "Wrong note id, should not happen");
+ }
+ 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);
+ }
+
+ private boolean isSyncMode() {
+ return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
+ }
+
+ public void onClockAlertChanged(long date, boolean set) {
+ /**
+ * User could set clock to an unsaved note, so before setting the
+ * alert clock, we should save the note first
+ */
+ if (!mWorkingNote.existInDatabase()) {
+ saveNote();
+ }
+ if (mWorkingNote.getNoteId() > 0) {
+ Intent intent = new Intent(this, AlarmReceiver.class);
+ intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId()));
+ PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
+ AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE));
+ showAlertHeader();
+ if(!set) {
+ alarmManager.cancel(pendingIntent);
+ } else {
+ alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent);
+ }
+ } else {
+ /**
+ * There is the condition that user has input nothing (the note is
+ * not worthy saving), we have no note id, remind the user that he
+ * should input something
+ */
+ Log.e(TAG, "Clock alert setting error");
+ showToast(R.string.error_note_empty_for_clock);
+ }
+ }
+
+ public void onWidgetChanged() {
+ updateWidget();
+ }
+
+ public void onEditTextDelete(int index, String text) {
+ int childCount = mEditTextList.getChildCount();
+ if (childCount == 1) {
+ return;
+ }
+
+ for (int i = index + 1; i < childCount; i++) {
+ ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
+ .setIndex(i - 1);
+ }
+
+ mEditTextList.removeViewAt(index);
+ NoteEditText edit = null;
+ if(index == 0) {
+ edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById(
+ R.id.et_edit_text);
+ } else {
+ edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById(
+ R.id.et_edit_text);
+ }
+ int length = edit.length();
+ edit.append(text);
+ edit.requestFocus();
+ edit.setSelection(length);
+ }
+
+ public void onEditTextEnter(int index, String text) {
+ /**
+ * Should not happen, check for debug
+ */
+ if(index > mEditTextList.getChildCount()) {
+ Log.e(TAG, "Index out of mEditTextList boundrary, should not happen");
+ }
+
+ View view = getListItem(text, index);
+ mEditTextList.addView(view, index);
+ NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
+ edit.requestFocus();
+ edit.setSelection(0);
+ for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {
+ ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
+ .setIndex(i);
+ }
+ }
+
+ private void switchToListMode(String text) {
+ mEditTextList.removeAllViews();
+ String[] items = text.split("\n");
+ int index = 0;
+ for (String item : items) {
+ if(!TextUtils.isEmpty(item)) {
+ mEditTextList.addView(getListItem(item, index));
+ index++;
+ }
+ }
+ mEditTextList.addView(getListItem("", index));
+ mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus();
+
+ mNoteEditor.setVisibility(View.GONE);
+ mEditTextList.setVisibility(View.VISIBLE);
+ }
+
+ private Spannable getHighlightQueryResult(String fullText, String userQuery) {
+ SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);
+ if (!TextUtils.isEmpty(userQuery)) {
+ mPattern = Pattern.compile(userQuery);
+ Matcher m = mPattern.matcher(fullText);
+ int start = 0;
+ 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;
+ }
+
+ 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));
+ cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+ if (isChecked) {
+ edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
+ } else {
+ edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
+ }
+ }
+ });
+
+ if (item.startsWith(TAG_CHECKED)) {
+ cb.setChecked(true);
+ edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
+ item = item.substring(TAG_CHECKED.length(), item.length()).trim();
+ } else if (item.startsWith(TAG_UNCHECKED)) {
+ cb.setChecked(false);
+ edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
+ item = item.substring(TAG_UNCHECKED.length(), item.length()).trim();
+ }
+
+ edit.setOnTextViewChangeListener(this);
+ edit.setIndex(index);
+ edit.setText(getHighlightQueryResult(item, mUserQuery));
+ return view;
+ }
+
+ public void onTextChange(int index, boolean hasText) {
+ if (index >= mEditTextList.getChildCount()) {
+ Log.e(TAG, "Wrong index, should not happen");
+ return;
+ }
+ 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);
+ }
+ }
+
+ public void onCheckListModeChanged(int oldMode, int newMode) {
+ if (newMode == TextNote.MODE_CHECK_LIST) {
+ switchToListMode(mNoteEditor.getText().toString());
+ } else {
+ if (!getWorkingText()) {
+ mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ",
+ ""));
+ }
+ mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
+ mEditTextList.setVisibility(View.GONE);
+ mNoteEditor.setVisibility(View.VISIBLE);
+ }
+ }
+
+ private boolean getWorkingText() {
+ boolean hasChecked = false;
+ if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
+ 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 {
+ mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
+ }
+ return hasChecked;
+ }
+
+ private boolean saveNote() {
+ getWorkingText();
+ boolean saved = mWorkingNote.saveNote();
+ if (saved) {
+ /**
+ * There are two modes from List view to edit view, open one note,
+ * create/edit a node. Opening node requires to the original
+ * position in the list when back from edit view, while creating a
+ * new node requires to the top of the list. This code
+ * {@link #RESULT_OK} is used to identify the create/edit state
+ */
+ setResult(RESULT_OK);
+ }
+ return saved;
+ }
+
+ private void sendToDesktop() {
+ /**
+ * Before send message to home, we should make sure that current
+ * editing note is exists in databases. So, for new note, firstly
+ * save it
+ */
+ if (!mWorkingNote.existInDatabase()) {
+ saveNote();
+ }
+
+ if (mWorkingNote.getNoteId() > 0) {
+ 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()));
+ sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
+ Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app));
+ sender.putExtra("duplicate", true);
+ sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
+ showToast(R.string.info_note_enter_desktop);
+ sendBroadcast(sender);
+ } else {
+ /**
+ * There is the condition that user has input nothing (the note is
+ * not worthy saving), we have no note id, remind the user that he
+ * should input something
+ */
+ Log.e(TAG, "Send to desktop error");
+ showToast(R.string.error_note_empty_for_send_to_desktop);
+ }
+ }
+
+ private String makeShortcutIconTitle(String content) {
+ content = content.replace(TAG_CHECKED, "");
+ content = content.replace(TAG_UNCHECKED, "");
+ return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0,
+ SHORTCUT_ICON_TITLE_MAX_LEN) : content;
+ }
+
+ private void showToast(int resId) {
+ showToast(resId, Toast.LENGTH_SHORT);
+ }
+
+ private void showToast(int resId, int duration) {
+ Toast.makeText(this, resId, duration).show();
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NoteEditText.java b/src/src/net/micode/notes/ui/NoteEditText.java
new file mode 100644
index 0000000..2afe2a8
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NoteEditText.java
@@ -0,0 +1,217 @@
+/*
+ * 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;
+
+public class NoteEditText extends EditText {
+ private static final String TAG = "NoteEditText";
+ private int mIndex;
+ private int mSelectionStartBeforeDelete;
+
+ private static final String SCHEME_TEL = "tel:" ;
+ private static final String SCHEME_HTTP = "http:" ;
+ private static final String SCHEME_EMAIL = "mailto:" ;
+
+ private static final Map sSchemaActionResMap = new HashMap();
+ static {
+ sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel);
+ sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web);
+ sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email);
+ }
+
+ /**
+ * Call by the {@link NoteEditActivity} to delete or add edit text
+ */
+ public interface OnTextViewChangeListener {
+ /**
+ * Delete current edit text when {@link KeyEvent#KEYCODE_DEL} happens
+ * and the text is null
+ */
+ void onEditTextDelete(int index, String text);
+
+ /**
+ * Add edit text after current edit text when {@link KeyEvent#KEYCODE_ENTER}
+ * happen
+ */
+ void onEditTextEnter(int index, String text);
+
+ /**
+ * Hide or show item option when text change
+ */
+ void onTextChange(int index, boolean hasText);
+ }
+
+ private OnTextViewChangeListener mOnTextViewChangeListener;
+
+ public NoteEditText(Context context) {
+ super(context, null);
+ mIndex = 0;
+ }
+
+ public void setIndex(int index) {
+ mIndex = index;
+ }
+
+ public void setOnTextViewChangeListener(OnTextViewChangeListener listener) {
+ mOnTextViewChangeListener = listener;
+ }
+
+ public NoteEditText(Context context, AttributeSet attrs) {
+ super(context, attrs, android.R.attr.editTextStyle);
+ }
+
+ public NoteEditText(Context context, AttributeSet attrs, int defStyle) {
+ super(context, attrs, defStyle);
+ // TODO Auto-generated constructor stub
+ }
+
+ @Override
+ public boolean onTouchEvent(MotionEvent event) {
+ switch (event.getAction()) {
+ case MotionEvent.ACTION_DOWN:
+
+ int x = (int) event.getX();
+ int y = (int) event.getY();
+ x -= getTotalPaddingLeft();
+ y -= getTotalPaddingTop();
+ x += getScrollX();
+ y += getScrollY();
+
+ Layout layout = getLayout();
+ int line = layout.getLineForVertical(y);
+ int off = layout.getOffsetForHorizontal(line, x);
+ Selection.setSelection(getText(), off);
+ break;
+ }
+
+ return super.onTouchEvent(event);
+ }
+
+ @Override
+ public boolean onKeyDown(int keyCode, KeyEvent event) {
+ switch (keyCode) {
+ case KeyEvent.KEYCODE_ENTER:
+ if (mOnTextViewChangeListener != null) {
+ return false;
+ }
+ break;
+ case KeyEvent.KEYCODE_DEL:
+ mSelectionStartBeforeDelete = getSelectionStart();
+ break;
+ default:
+ break;
+ }
+ return super.onKeyDown(keyCode, event);
+ }
+
+ @Override
+ public boolean onKeyUp(int keyCode, KeyEvent event) {
+ switch(keyCode) {
+ case KeyEvent.KEYCODE_DEL:
+ if (mOnTextViewChangeListener != null) {
+ if (0 == mSelectionStartBeforeDelete && mIndex != 0) {
+ mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString());
+ return true;
+ }
+ } else {
+ Log.d(TAG, "OnTextViewChangeListener was not seted");
+ }
+ break;
+ case KeyEvent.KEYCODE_ENTER:
+ if (mOnTextViewChangeListener != null) {
+ int selectionStart = getSelectionStart();
+ String text = getText().subSequence(selectionStart, length()).toString();
+ setText(getText().subSequence(0, selectionStart));
+ mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text);
+ } else {
+ Log.d(TAG, "OnTextViewChangeListener was not seted");
+ }
+ break;
+ default:
+ break;
+ }
+ return super.onKeyUp(keyCode, event);
+ }
+
+ @Override
+ protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
+ if (mOnTextViewChangeListener != null) {
+ if (!focused && TextUtils.isEmpty(getText())) {
+ mOnTextViewChangeListener.onTextChange(mIndex, false);
+ } else {
+ mOnTextViewChangeListener.onTextChange(mIndex, true);
+ }
+ }
+ super.onFocusChanged(focused, direction, previouslyFocusedRect);
+ }
+
+ @Override
+ protected void onCreateContextMenu(ContextMenu menu) {
+ if (getText() instanceof Spanned) {
+ int selStart = getSelectionStart();
+ int selEnd = getSelectionEnd();
+
+ int min = Math.min(selStart, selEnd);
+ int max = Math.max(selStart, selEnd);
+
+ final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class);
+ if (urls.length == 1) {
+ int defaultResId = 0;
+ 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;
+ }
+
+ menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
+ new OnMenuItemClickListener() {
+ public boolean onMenuItemClick(MenuItem item) {
+ // goto a new intent
+ urls[0].onClick(NoteEditText.this);
+ return true;
+ }
+ });
+ }
+ }
+ super.onCreateContextMenu(menu);
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NoteItemData.java b/src/src/net/micode/notes/ui/NoteItemData.java
new file mode 100644
index 0000000..0f5a878
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NoteItemData.java
@@ -0,0 +1,224 @@
+/*
+ * 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;
+
+
+public class NoteItemData {
+ static final String [] PROJECTION = 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,
+ };
+
+ private static final int ID_COLUMN = 0;
+ private static final int ALERTED_DATE_COLUMN = 1;
+ private static final int BG_COLOR_ID_COLUMN = 2;
+ private static final int CREATED_DATE_COLUMN = 3;
+ private static final int HAS_ATTACHMENT_COLUMN = 4;
+ private static final int MODIFIED_DATE_COLUMN = 5;
+ private static final int NOTES_COUNT_COLUMN = 6;
+ private static final int PARENT_ID_COLUMN = 7;
+ private static final int SNIPPET_COLUMN = 8;
+ private static final int TYPE_COLUMN = 9;
+ private static final int WIDGET_ID_COLUMN = 10;
+ private static final int WIDGET_TYPE_COLUMN = 11;
+
+ private long mId;
+ private long mAlertDate;
+ private int mBgColorId;
+ private long mCreatedDate;
+ private boolean mHasAttachment;
+ private long mModifiedDate;
+ private int mNotesCount;
+ private long mParentId;
+ private String mSnippet;
+ private int mType;
+ private int mWidgetId;
+ private int mWidgetType;
+ private String mName;
+ private String mPhoneNumber;
+
+ private boolean mIsLastItem;
+ private boolean mIsFirstItem;
+ private boolean mIsOnlyOneItem;
+ private boolean mIsOneNoteFollowingFolder;
+ private boolean mIsMultiNotesFollowingFolder;
+
+ public NoteItemData(Context context, Cursor cursor) {
+ 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);
+ 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 = "";
+ if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
+ mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
+ if (!TextUtils.isEmpty(mPhoneNumber)) {
+ mName = Contact.getContact(context, mPhoneNumber);
+ if (mName == null) {
+ mName = mPhoneNumber;
+ }
+ }
+ }
+
+ if (mName == null) {
+ mName = "";
+ }
+ checkPostion(cursor);
+ }
+
+ private void checkPostion(Cursor cursor) {
+ mIsLastItem = cursor.isLast() ? true : false;
+ mIsFirstItem = cursor.isFirst() ? true : false;
+ mIsOnlyOneItem = (cursor.getCount() == 1);
+ mIsMultiNotesFollowingFolder = false;
+ mIsOneNoteFollowingFolder = false;
+
+ if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
+ int position = cursor.getPosition();
+ if (cursor.moveToPrevious()) {
+ if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
+ || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
+ if (cursor.getCount() > (position + 1)) {
+ mIsMultiNotesFollowingFolder = true;
+ } else {
+ mIsOneNoteFollowingFolder = true;
+ }
+ }
+ if (!cursor.moveToNext()) {
+ throw new IllegalStateException("cursor move to previous but can't move back");
+ }
+ }
+ }
+ }
+
+ public boolean isOneFollowingFolder() {
+ return mIsOneNoteFollowingFolder;
+ }
+
+ public boolean isMultiFollowingFolder() {
+ return mIsMultiNotesFollowingFolder;
+ }
+
+ public boolean isLast() {
+ return mIsLastItem;
+ }
+
+ public String getCallName() {
+ return mName;
+ }
+
+ public boolean isFirst() {
+ return mIsFirstItem;
+ }
+
+ public boolean isSingle() {
+ return mIsOnlyOneItem;
+ }
+
+ public long getId() {
+ return mId;
+ }
+
+ public long getAlertDate() {
+ return mAlertDate;
+ }
+
+ public long getCreatedDate() {
+ return mCreatedDate;
+ }
+
+ public boolean hasAttachment() {
+ return mHasAttachment;
+ }
+
+ public long getModifiedDate() {
+ return mModifiedDate;
+ }
+
+ public int getBgColorId() {
+ return mBgColorId;
+ }
+
+ public long getParentId() {
+ return mParentId;
+ }
+
+ public int getNotesCount() {
+ return mNotesCount;
+ }
+
+ public long getFolderId () {
+ return mParentId;
+ }
+
+ public int getType() {
+ return mType;
+ }
+
+ public int getWidgetType() {
+ return mWidgetType;
+ }
+
+ public int getWidgetId() {
+ return mWidgetId;
+ }
+
+ public String getSnippet() {
+ return mSnippet;
+ }
+
+ public boolean hasAlert() {
+ return (mAlertDate > 0);
+ }
+
+ public boolean isCallRecord() {
+ return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber));
+ }
+
+ public static int getNoteType(Cursor cursor) {
+ return cursor.getInt(TYPE_COLUMN);
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NotesListActivity.java b/src/src/net/micode/notes/ui/NotesListActivity.java
new file mode 100644
index 0000000..e843aec
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NotesListActivity.java
@@ -0,0 +1,954 @@
+/*
+ * 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;
+
+public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener {
+ private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0;
+
+ private static final int FOLDER_LIST_QUERY_TOKEN = 1;
+
+ private static final int MENU_FOLDER_DELETE = 0;
+
+ private static final int MENU_FOLDER_VIEW = 1;
+
+ private static final int MENU_FOLDER_CHANGE_NAME = 2;
+
+ private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction";
+
+ private enum ListEditState {
+ NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER
+ };
+
+ private ListEditState mState;
+
+ private BackgroundQueryHandler mBackgroundQueryHandler;
+
+ private NotesListAdapter mNotesListAdapter;
+
+ private ListView mNotesListView;
+
+ private Button mAddNewNote;
+
+ private boolean mDispatch;
+
+ private int mOriginY;
+
+ private int mDispatchY;
+
+ private TextView mTitleBar;
+
+ private long mCurrentFolderId;
+
+ private ContentResolver mContentResolver;
+
+ private ModeCallback mModeCallBack;
+
+ private static final String TAG = "NotesListActivity";
+
+ public static final int NOTES_LISTVIEW_SCROLL_RATE = 30;
+
+ private NoteItemData mFocusNoteDataItem;
+
+ private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?";
+
+ private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>"
+ + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR ("
+ + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND "
+ + NoteColumns.NOTES_COUNT + ">0)";
+
+ private final static int REQUEST_CODE_OPEN_NODE = 102;
+ private final static int REQUEST_CODE_NEW_NODE = 103;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.note_list);
+ initResources();
+
+ /**
+ * Insert an introduction when user firstly use this application
+ */
+ setAppInfoFromRawRes();
+ }
+
+ @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);
+ } else {
+ super.onActivityResult(requestCode, resultCode, data);
+ }
+ }
+
+ private void setAppInfoFromRawRes() {
+ SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
+ if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) {
+ StringBuilder sb = new StringBuilder();
+ InputStream in = null;
+ try {
+ in = getResources().openRawResource(R.raw.introduction);
+ if (in != null) {
+ InputStreamReader isr = new InputStreamReader(in);
+ BufferedReader br = new BufferedReader(isr);
+ char [] buf = new char[1024];
+ int len = 0;
+ while ((len = br.read(buf)) > 0) {
+ sb.append(buf, 0, len);
+ }
+ } else {
+ Log.e(TAG, "Read introduction file error");
+ return;
+ }
+ } catch (IOException e) {
+ e.printStackTrace();
+ return;
+ } finally {
+ if(in != null) {
+ try {
+ in.close();
+ } catch (IOException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+ }
+
+ WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER,
+ AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE,
+ ResourceParser.RED);
+ note.setWorkingText(sb.toString());
+ if (note.saveNote()) {
+ sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit();
+ } else {
+ Log.e(TAG, "Save introduction note error");
+ return;
+ }
+ }
+ }
+
+ @Override
+ protected void onStart() {
+ super.onStart();
+ startAsyncNotesListQuery();
+ }
+
+ private void initResources() {
+ mContentResolver = this.getContentResolver();
+ mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver());
+ mCurrentFolderId = Notes.ID_ROOT_FOLDER;
+ mNotesListView = (ListView) findViewById(R.id.notes_list);
+ mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null),
+ null, false);
+ mNotesListView.setOnItemClickListener(new OnListItemClickListener());
+ mNotesListView.setOnItemLongClickListener(this);
+ mNotesListAdapter = new NotesListAdapter(this);
+ mNotesListView.setAdapter(mNotesListAdapter);
+ mAddNewNote = (Button) findViewById(R.id.btn_new_note);
+ mAddNewNote.setOnClickListener(this);
+ mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener());
+ mDispatch = false;
+ mDispatchY = 0;
+ mOriginY = 0;
+ mTitleBar = (TextView) findViewById(R.id.tv_title_bar);
+ mState = ListEditState.NOTE_LIST;
+ mModeCallBack = new ModeCallback();
+ }
+
+ private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener {
+ private DropdownMenu mDropDownMenu;
+ private ActionMode mActionMode;
+ private MenuItem mMoveMenu;
+
+ public boolean onCreateActionMode(ActionMode mode, Menu menu) {
+ getMenuInflater().inflate(R.menu.note_list_options, menu);
+ menu.findItem(R.id.delete).setOnMenuItemClickListener(this);
+ mMoveMenu = menu.findItem(R.id.move);
+ if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER
+ || DataUtils.getUserFolderCount(mContentResolver) == 0) {
+ mMoveMenu.setVisible(false);
+ } else {
+ mMoveMenu.setVisible(true);
+ mMoveMenu.setOnMenuItemClickListener(this);
+ }
+ mActionMode = mode;
+ mNotesListAdapter.setChoiceMode(true);
+ mNotesListView.setLongClickable(false);
+ mAddNewNote.setVisibility(View.GONE);
+
+ View customView = LayoutInflater.from(NotesListActivity.this).inflate(
+ R.layout.note_list_dropdown_menu, null);
+ mode.setCustomView(customView);
+ mDropDownMenu = new DropdownMenu(NotesListActivity.this,
+ (Button) customView.findViewById(R.id.selection_menu),
+ R.menu.note_list_dropdown);
+ mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){
+ public boolean onMenuItemClick(MenuItem item) {
+ mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected());
+ updateMenu();
+ return true;
+ }
+
+ });
+ return true;
+ }
+
+ private void updateMenu() {
+ int selectedCount = mNotesListAdapter.getSelectedCount();
+ // Update dropdown menu
+ String format = getResources().getString(R.string.menu_select_title, selectedCount);
+ mDropDownMenu.setTitle(format);
+ MenuItem item = mDropDownMenu.findItem(R.id.action_select_all);
+ if (item != null) {
+ if (mNotesListAdapter.isAllSelected()) {
+ item.setChecked(true);
+ item.setTitle(R.string.menu_deselect_all);
+ } else {
+ item.setChecked(false);
+ item.setTitle(R.string.menu_select_all);
+ }
+ }
+ }
+
+ public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+ public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+ public void onDestroyActionMode(ActionMode mode) {
+ mNotesListAdapter.setChoiceMode(false);
+ mNotesListView.setLongClickable(true);
+ mAddNewNote.setVisibility(View.VISIBLE);
+ }
+
+ public void finishActionMode() {
+ mActionMode.finish();
+ }
+
+ public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
+ boolean checked) {
+ mNotesListAdapter.setCheckedItem(position, checked);
+ updateMenu();
+ }
+
+ public boolean onMenuItemClick(MenuItem item) {
+ if (mNotesListAdapter.getSelectedCount() == 0) {
+ Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none),
+ Toast.LENGTH_SHORT).show();
+ return true;
+ }
+
+ switch (item.getItemId()) {
+ case R.id.delete:
+ 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();
+ }
+ });
+ builder.setNegativeButton(android.R.string.cancel, null);
+ builder.show();
+ break;
+ case R.id.move:
+ startQueryDestinationFolders();
+ break;
+ default:
+ return false;
+ }
+ return true;
+ }
+ }
+
+ private class NewNoteOnTouchListener implements OnTouchListener {
+
+ public boolean onTouch(View v, MotionEvent event) {
+ switch (event.getAction()) {
+ case MotionEvent.ACTION_DOWN: {
+ Display display = getWindowManager().getDefaultDisplay();
+ int screenHeight = display.getHeight();
+ int newNoteViewHeight = mAddNewNote.getHeight();
+ int start = screenHeight - newNoteViewHeight;
+ int eventY = start + (int) event.getY();
+ /**
+ * Minus TitleBar's height
+ */
+ if (mState == ListEditState.SUB_FOLDER) {
+ eventY -= mTitleBar.getHeight();
+ start -= mTitleBar.getHeight();
+ }
+ /**
+ * HACKME:When click the transparent part of "New Note" button, dispatch
+ * the event to the list view behind this button. The transparent part of
+ * "New Note" button could be expressed by formula y=-0.12x+94（Unit:pixel）
+ * and the line top of the button. The coordinate based on left of the "New
+ * Note" button. The 94 represents maximum height of the transparent part.
+ * Notice that, if the background of the button changes, the formula should
+ * also change. This is very bad, just for the UI designer's strong requirement.
+ */
+ if (event.getY() < (event.getX() * (-0.12) + 94)) {
+ View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1
+ - mNotesListView.getFooterViewsCount());
+ if (view != null && view.getBottom() > start
+ && (view.getTop() < (start + 94))) {
+ mOriginY = (int) event.getY();
+ mDispatchY = eventY;
+ event.setLocation(event.getX(), mDispatchY);
+ mDispatch = true;
+ return mNotesListView.dispatchTouchEvent(event);
+ }
+ }
+ break;
+ }
+ case MotionEvent.ACTION_MOVE: {
+ if (mDispatch) {
+ mDispatchY += (int) event.getY() - mOriginY;
+ event.setLocation(event.getX(), mDispatchY);
+ return mNotesListView.dispatchTouchEvent(event);
+ }
+ break;
+ }
+ default: {
+ if (mDispatch) {
+ event.setLocation(event.getX(), mDispatchY);
+ mDispatch = false;
+ return mNotesListView.dispatchTouchEvent(event);
+ }
+ break;
+ }
+ }
+ return false;
+ }
+
+ };
+
+ private void startAsyncNotesListQuery() {
+ String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION
+ : NORMAL_SELECTION;
+ mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
+ Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
+ String.valueOf(mCurrentFolderId)
+ }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC");
+ }
+
+ private final class BackgroundQueryHandler extends AsyncQueryHandler {
+ public BackgroundQueryHandler(ContentResolver contentResolver) {
+ super(contentResolver);
+ }
+
+ @Override
+ protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
+ switch (token) {
+ case FOLDER_NOTE_LIST_QUERY_TOKEN:
+ mNotesListAdapter.changeCursor(cursor);
+ break;
+ case FOLDER_LIST_QUERY_TOKEN:
+ if (cursor != null && cursor.getCount() > 0) {
+ showFolderListMenu(cursor);
+ } else {
+ Log.e(TAG, "Query folder failed");
+ }
+ break;
+ default:
+ return;
+ }
+ }
+ }
+
+ private void showFolderListMenu(Cursor cursor) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
+ builder.setTitle(R.string.menu_title_select_folder);
+ final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor);
+ builder.setAdapter(adapter, new DialogInterface.OnClickListener() {
+
+ public void onClick(DialogInterface dialog, int which) {
+ 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)),
+ Toast.LENGTH_SHORT).show();
+ mModeCallBack.finishActionMode();
+ }
+ });
+ builder.show();
+ }
+
+ private void createNewNote() {
+ Intent intent = new Intent(this, NoteEditActivity.class);
+ intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
+ intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId);
+ this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE);
+ }
+
+ private void batchDelete() {
+ new AsyncTask>() {
+ protected HashSet doInBackground(Void... unused) {
+ HashSet widgets = mNotesListAdapter.getSelectedWidget();
+ if (!isSyncMode()) {
+ // if not synced, delete notes directly
+ if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter
+ .getSelectedItemIds())) {
+ } else {
+ Log.e(TAG, "Delete notes error, should not happens");
+ }
+ } else {
+ // in sync mode, we'll move the deleted note into the trash
+ // folder
+ if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter
+ .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) {
+ Log.e(TAG, "Move notes to trash folder error, should not happens");
+ }
+ }
+ return widgets;
+ }
+
+ @Override
+ protected void onPostExecute(HashSet widgets) {
+ if (widgets != null) {
+ for (AppWidgetAttribute widget : widgets) {
+ if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
+ && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
+ updateWidget(widget.widgetId, widget.widgetType);
+ }
+ }
+ }
+ mModeCallBack.finishActionMode();
+ }
+ }.execute();
+ }
+
+ private void deleteFolder(long folderId) {
+ if (folderId == Notes.ID_ROOT_FOLDER) {
+ Log.e(TAG, "Wrong folder id, should not happen " + folderId);
+ return;
+ }
+
+ HashSet ids = new HashSet();
+ ids.add(folderId);
+ HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver,
+ folderId);
+ if (!isSyncMode()) {
+ // if not synced, delete folder directly
+ DataUtils.batchDeleteNotes(mContentResolver, ids);
+ } else {
+ // in sync mode, we'll move the deleted folder into the trash folder
+ DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER);
+ }
+ if (widgets != null) {
+ for (AppWidgetAttribute widget : widgets) {
+ if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
+ && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
+ updateWidget(widget.widgetId, widget.widgetType);
+ }
+ }
+ }
+ }
+
+ private void openNode(NoteItemData data) {
+ Intent intent = new Intent(this, NoteEditActivity.class);
+ intent.setAction(Intent.ACTION_VIEW);
+ intent.putExtra(Intent.EXTRA_UID, data.getId());
+ this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE);
+ }
+
+ private void openFolder(NoteItemData data) {
+ mCurrentFolderId = data.getId();
+ startAsyncNotesListQuery();
+ if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
+ mState = ListEditState.CALL_RECORD_FOLDER;
+ mAddNewNote.setVisibility(View.GONE);
+ } else {
+ mState = ListEditState.SUB_FOLDER;
+ }
+ if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
+ mTitleBar.setText(R.string.call_record_folder_name);
+ } else {
+ mTitleBar.setText(data.getSnippet());
+ }
+ mTitleBar.setVisibility(View.VISIBLE);
+ }
+
+ public void onClick(View v) {
+ switch (v.getId()) {
+ case R.id.btn_new_note:
+ createNewNote();
+ break;
+ default:
+ break;
+ }
+ }
+
+ private void showSoftInput() {
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+ if (inputMethodManager != null) {
+ inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
+ }
+ }
+
+ private void hideSoftInput(View view) {
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+ inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0);
+ }
+
+ 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);
+ final EditText etName = (EditText) view.findViewById(R.id.et_foler_name);
+ showSoftInput();
+ if (!create) {
+ if (mFocusNoteDataItem != null) {
+ etName.setText(mFocusNoteDataItem.getSnippet());
+ builder.setTitle(getString(R.string.menu_folder_change_name));
+ } else {
+ Log.e(TAG, "The long click data item is null");
+ return;
+ }
+ } else {
+ etName.setText("");
+ builder.setTitle(this.getString(R.string.menu_create_folder));
+ }
+
+ builder.setPositiveButton(android.R.string.ok, null);
+ builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int which) {
+ hideSoftInput(etName);
+ }
+ });
+
+ final Dialog dialog = builder.setView(view).show();
+ final Button positive = (Button)dialog.findViewById(android.R.id.button1);
+ positive.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ hideSoftInput(etName);
+ String name = etName.getText().toString();
+ if (DataUtils.checkVisibleFolderName(mContentResolver, name)) {
+ Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name),
+ Toast.LENGTH_LONG).show();
+ etName.setSelection(0, etName.length());
+ return;
+ }
+ if (!create) {
+ if (!TextUtils.isEmpty(name)) {
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.SNIPPET, name);
+ values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
+ values.put(NoteColumns.LOCAL_MODIFIED, 1);
+ mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID
+ + "=?", new String[] {
+ String.valueOf(mFocusNoteDataItem.getId())
+ });
+ }
+ } else if (!TextUtils.isEmpty(name)) {
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.SNIPPET, name);
+ values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
+ mContentResolver.insert(Notes.CONTENT_NOTE_URI, values);
+ }
+ dialog.dismiss();
+ }
+ });
+
+ if (TextUtils.isEmpty(etName.getText())) {
+ positive.setEnabled(false);
+ }
+ /**
+ * When the name edit text is null, disable the positive button
+ */
+ etName.addTextChangedListener(new TextWatcher() {
+ public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+ // TODO Auto-generated method stub
+
+ }
+
+ public void onTextChanged(CharSequence s, int start, int before, int count) {
+ if (TextUtils.isEmpty(etName.getText())) {
+ positive.setEnabled(false);
+ } else {
+ positive.setEnabled(true);
+ }
+ }
+
+ public void afterTextChanged(Editable s) {
+ // TODO Auto-generated method stub
+
+ }
+ });
+ }
+
+ @Override
+ public void onBackPressed() {
+ switch (mState) {
+ case SUB_FOLDER:
+ mCurrentFolderId = Notes.ID_ROOT_FOLDER;
+ mState = ListEditState.NOTE_LIST;
+ startAsyncNotesListQuery();
+ mTitleBar.setVisibility(View.GONE);
+ break;
+ case CALL_RECORD_FOLDER:
+ mCurrentFolderId = Notes.ID_ROOT_FOLDER;
+ mState = ListEditState.NOTE_LIST;
+ mAddNewNote.setVisibility(View.VISIBLE);
+ mTitleBar.setVisibility(View.GONE);
+ startAsyncNotesListQuery();
+ break;
+ case NOTE_LIST:
+ super.onBackPressed();
+ break;
+ default:
+ break;
+ }
+ }
+
+ private void updateWidget(int appWidgetId, int appWidgetType) {
+ Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
+ if (appWidgetType == Notes.TYPE_WIDGET_2X) {
+ intent.setClass(this, NoteWidgetProvider_2x.class);
+ } else if (appWidgetType == Notes.TYPE_WIDGET_4X) {
+ intent.setClass(this, NoteWidgetProvider_4x.class);
+ } else {
+ Log.e(TAG, "Unspported widget type");
+ return;
+ }
+
+ intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
+ appWidgetId
+ });
+
+ sendBroadcast(intent);
+ setResult(RESULT_OK, intent);
+ }
+
+ private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() {
+ public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
+ if (mFocusNoteDataItem != null) {
+ menu.setHeaderTitle(mFocusNoteDataItem.getSnippet());
+ menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view);
+ menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete);
+ menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name);
+ }
+ }
+ };
+
+ @Override
+ public void onContextMenuClosed(Menu menu) {
+ if (mNotesListView != null) {
+ mNotesListView.setOnCreateContextMenuListener(null);
+ }
+ super.onContextMenuClosed(menu);
+ }
+
+ @Override
+ public boolean onContextItemSelected(MenuItem item) {
+ if (mFocusNoteDataItem == null) {
+ Log.e(TAG, "The long click data item is null");
+ return false;
+ }
+ switch (item.getItemId()) {
+ case MENU_FOLDER_VIEW:
+ openFolder(mFocusNoteDataItem);
+ break;
+ case MENU_FOLDER_DELETE:
+ 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());
+ }
+ });
+ builder.setNegativeButton(android.R.string.cancel, null);
+ builder.show();
+ break;
+ case MENU_FOLDER_CHANGE_NAME:
+ showCreateOrModifyFolderDialog(false);
+ break;
+ default:
+ break;
+ }
+
+ return true;
+ }
+
+ @Override
+ public boolean onPrepareOptionsMenu(Menu menu) {
+ menu.clear();
+ if (mState == ListEditState.NOTE_LIST) {
+ getMenuInflater().inflate(R.menu.note_list, menu);
+ // set sync or sync_cancel
+ menu.findItem(R.id.menu_sync).setTitle(
+ GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync);
+ } else if (mState == ListEditState.SUB_FOLDER) {
+ getMenuInflater().inflate(R.menu.sub_folder, menu);
+ } else if (mState == ListEditState.CALL_RECORD_FOLDER) {
+ getMenuInflater().inflate(R.menu.call_record_folder, menu);
+ } else {
+ Log.e(TAG, "Wrong state:" + mState);
+ }
+ return true;
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.menu_new_folder: {
+ showCreateOrModifyFolderDialog(true);
+ break;
+ }
+ case R.id.menu_export_text: {
+ exportNoteToText();
+ break;
+ }
+ case R.id.menu_sync: {
+ if (isSyncMode()) {
+ if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) {
+ GTaskSyncService.startSync(this);
+ } else {
+ GTaskSyncService.cancelSync(this);
+ }
+ } else {
+ startPreferenceActivity();
+ }
+ break;
+ }
+ case R.id.menu_setting: {
+ startPreferenceActivity();
+ break;
+ }
+ case R.id.menu_new_note: {
+ createNewNote();
+ break;
+ }
+ case R.id.menu_search:
+ onSearchRequested();
+ break;
+ default:
+ break;
+ }
+ return true;
+ }
+
+ @Override
+ public boolean onSearchRequested() {
+ startSearch(null, false, null /* appData */, false);
+ return true;
+ }
+
+ private void exportNoteToText() {
+ final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this);
+ new AsyncTask() {
+
+ @Override
+ protected Integer doInBackground(Void... unused) {
+ return backup.exportToText();
+ }
+
+ @Override
+ protected void onPostExecute(Integer result) {
+ if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
+ builder.setTitle(NotesListActivity.this
+ .getString(R.string.failed_sdcard_export));
+ builder.setMessage(NotesListActivity.this
+ .getString(R.string.error_sdcard_unmounted));
+ builder.setPositiveButton(android.R.string.ok, null);
+ builder.show();
+ } else if (result == BackupUtils.STATE_SUCCESS) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
+ builder.setTitle(NotesListActivity.this
+ .getString(R.string.success_sdcard_export));
+ builder.setMessage(NotesListActivity.this.getString(
+ R.string.format_exported_file_location, backup
+ .getExportedTextFileName(), backup.getExportedTextFileDir()));
+ builder.setPositiveButton(android.R.string.ok, null);
+ builder.show();
+ } else if (result == BackupUtils.STATE_SYSTEM_ERROR) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
+ builder.setTitle(NotesListActivity.this
+ .getString(R.string.failed_sdcard_export));
+ builder.setMessage(NotesListActivity.this
+ .getString(R.string.error_sdcard_export));
+ builder.setPositiveButton(android.R.string.ok, null);
+ builder.show();
+ }
+ }
+
+ }.execute();
+ }
+
+ private boolean isSyncMode() {
+ return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
+ }
+
+ private void startPreferenceActivity() {
+ Activity from = getParent() != null ? getParent() : this;
+ Intent intent = new Intent(from, NotesPreferenceActivity.class);
+ from.startActivityIfNeeded(intent, -1);
+ }
+
+ private class OnListItemClickListener implements OnItemClickListener {
+
+ public void onItemClick(AdapterView parent, View view, int position, long id) {
+ if (view instanceof NotesListItem) {
+ NoteItemData item = ((NotesListItem) view).getItemData();
+ if (mNotesListAdapter.isInChoiceMode()) {
+ if (item.getType() == Notes.TYPE_NOTE) {
+ position = position - mNotesListView.getHeaderViewsCount();
+ mModeCallBack.onItemCheckedStateChanged(null, position, id,
+ !mNotesListAdapter.isSelectedItem(position));
+ }
+ return;
+ }
+
+ switch (mState) {
+ case NOTE_LIST:
+ if (item.getType() == Notes.TYPE_FOLDER
+ || item.getType() == Notes.TYPE_SYSTEM) {
+ openFolder(item);
+ } else if (item.getType() == Notes.TYPE_NOTE) {
+ openNode(item);
+ } else {
+ Log.e(TAG, "Wrong note type in NOTE_LIST");
+ }
+ break;
+ case SUB_FOLDER:
+ case CALL_RECORD_FOLDER:
+ if (item.getType() == Notes.TYPE_NOTE) {
+ openNode(item);
+ } else {
+ Log.e(TAG, "Wrong note type in SUB_FOLDER");
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ }
+
+ }
+
+ private void startQueryDestinationFolders() {
+ String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
+ selection = (mState == ListEditState.NOTE_LIST) ? selection:
+ "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
+
+ mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN,
+ null,
+ Notes.CONTENT_NOTE_URI,
+ FoldersListAdapter.PROJECTION,
+ selection,
+ new String[] {
+ String.valueOf(Notes.TYPE_FOLDER),
+ String.valueOf(Notes.ID_TRASH_FOLER),
+ String.valueOf(mCurrentFolderId)
+ },
+ NoteColumns.MODIFIED_DATE + " DESC");
+ }
+
+ public boolean onItemLongClick(AdapterView parent, View view, int position, long id) {
+ if (view instanceof NotesListItem) {
+ mFocusNoteDataItem = ((NotesListItem) view).getItemData();
+ if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) {
+ if (mNotesListView.startActionMode(mModeCallBack) != null) {
+ mModeCallBack.onItemCheckedStateChanged(null, position, id, true);
+ mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+ } else {
+ Log.e(TAG, "startActionMode fails");
+ }
+ } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) {
+ mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener);
+ }
+ }
+ return false;
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NotesListAdapter.java b/src/src/net/micode/notes/ui/NotesListAdapter.java
new file mode 100644
index 0000000..51c9cb9
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NotesListAdapter.java
@@ -0,0 +1,184 @@
+/*
+ * 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;
+
+
+public class NotesListAdapter extends CursorAdapter {
+ private static final String TAG = "NotesListAdapter";
+ private Context mContext;
+ private HashMap mSelectedIndex;
+ private int mNotesCount;
+ private boolean mChoiceMode;
+
+ public static class AppWidgetAttribute {
+ public int widgetId;
+ public int widgetType;
+ };
+
+ public NotesListAdapter(Context context) {
+ super(context, null);
+ mSelectedIndex = new HashMap();
+ mContext = context;
+ mNotesCount = 0;
+ }
+
+ @Override
+ public View newView(Context context, Cursor cursor, ViewGroup parent) {
+ return new NotesListItem(context);
+ }
+
+ @Override
+ public void bindView(View view, Context context, Cursor cursor) {
+ if (view instanceof NotesListItem) {
+ NoteItemData itemData = new NoteItemData(context, cursor);
+ ((NotesListItem) view).bind(context, itemData, mChoiceMode,
+ isSelectedItem(cursor.getPosition()));
+ }
+ }
+
+ public void setCheckedItem(final int position, final boolean checked) {
+ mSelectedIndex.put(position, checked);
+ notifyDataSetChanged();
+ }
+
+ public boolean isInChoiceMode() {
+ return mChoiceMode;
+ }
+
+ public void setChoiceMode(boolean mode) {
+ mSelectedIndex.clear();
+ mChoiceMode = mode;
+ }
+
+ public void selectAll(boolean checked) {
+ Cursor cursor = getCursor();
+ for (int i = 0; i < getCount(); i++) {
+ if (cursor.moveToPosition(i)) {
+ if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
+ setCheckedItem(i, checked);
+ }
+ }
+ }
+ }
+
+ public HashSet getSelectedItemIds() {
+ HashSet itemSet = new HashSet();
+ for (Integer position : mSelectedIndex.keySet()) {
+ if (mSelectedIndex.get(position) == true) {
+ Long id = getItemId(position);
+ if (id == Notes.ID_ROOT_FOLDER) {
+ Log.d(TAG, "Wrong item id, should not happen");
+ } else {
+ itemSet.add(id);
+ }
+ }
+ }
+
+ return itemSet;
+ }
+
+ public HashSet getSelectedWidget() {
+ HashSet itemSet = new HashSet();
+ for (Integer position : mSelectedIndex.keySet()) {
+ if (mSelectedIndex.get(position) == true) {
+ Cursor c = (Cursor) getItem(position);
+ if (c != null) {
+ AppWidgetAttribute widget = new AppWidgetAttribute();
+ NoteItemData item = new NoteItemData(mContext, c);
+ widget.widgetId = item.getWidgetId();
+ widget.widgetType = item.getWidgetType();
+ itemSet.add(widget);
+ /**
+ * Don't close cursor here, only the adapter could close it
+ */
+ } else {
+ Log.e(TAG, "Invalid cursor");
+ return null;
+ }
+ }
+ }
+ return itemSet;
+ }
+
+ public int getSelectedCount() {
+ Collection values = mSelectedIndex.values();
+ if (null == values) {
+ return 0;
+ }
+ Iterator iter = values.iterator();
+ int count = 0;
+ while (iter.hasNext()) {
+ if (true == iter.next()) {
+ count++;
+ }
+ }
+ return count;
+ }
+
+ public boolean isAllSelected() {
+ int checkedCount = getSelectedCount();
+ return (checkedCount != 0 && checkedCount == mNotesCount);
+ }
+
+ public boolean isSelectedItem(final int position) {
+ if (null == mSelectedIndex.get(position)) {
+ return false;
+ }
+ return mSelectedIndex.get(position);
+ }
+
+ @Override
+ protected void onContentChanged() {
+ super.onContentChanged();
+ calcNotesCount();
+ }
+
+ @Override
+ public void changeCursor(Cursor cursor) {
+ super.changeCursor(cursor);
+ calcNotesCount();
+ }
+
+ private void calcNotesCount() {
+ mNotesCount = 0;
+ for (int i = 0; i < getCount(); i++) {
+ Cursor c = (Cursor) getItem(i);
+ if (c != null) {
+ if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
+ mNotesCount++;
+ }
+ } else {
+ Log.e(TAG, "Invalid cursor");
+ return;
+ }
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NotesListItem.java b/src/src/net/micode/notes/ui/NotesListItem.java
new file mode 100644
index 0000000..1221e80
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NotesListItem.java
@@ -0,0 +1,122 @@
+/*
+ * 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;
+
+
+public class NotesListItem extends LinearLayout {
+ private ImageView mAlert;
+ private TextView mTitle;
+ private TextView mTime;
+ private TextView mCallName;
+ private NoteItemData mItemData;
+ private CheckBox mCheckBox;
+
+ public NotesListItem(Context context) {
+ super(context);
+ inflate(context, R.layout.note_item, this);
+ 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);
+ }
+
+ public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) {
+ if (choiceMode && data.getType() == Notes.TYPE_NOTE) {
+ mCheckBox.setVisibility(View.VISIBLE);
+ mCheckBox.setChecked(checked);
+ } else {
+ mCheckBox.setVisibility(View.GONE);
+ }
+
+ mItemData = data;
+ if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
+ mCallName.setVisibility(View.GONE);
+ mAlert.setVisibility(View.VISIBLE);
+ mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
+ 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);
+ } else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) {
+ mCallName.setVisibility(View.VISIBLE);
+ mCallName.setText(data.getCallName());
+ mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem);
+ mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
+ if (data.hasAlert()) {
+ mAlert.setImageResource(R.drawable.clock);
+ mAlert.setVisibility(View.VISIBLE);
+ } else {
+ mAlert.setVisibility(View.GONE);
+ }
+ } else {
+ mCallName.setVisibility(View.GONE);
+ mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
+
+ if (data.getType() == Notes.TYPE_FOLDER) {
+ mTitle.setText(data.getSnippet()
+ + context.getString(R.string.format_folder_files_count,
+ data.getNotesCount()));
+ mAlert.setVisibility(View.GONE);
+ } else {
+ mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
+ if (data.hasAlert()) {
+ mAlert.setImageResource(R.drawable.clock);
+ mAlert.setVisibility(View.VISIBLE);
+ } else {
+ mAlert.setVisibility(View.GONE);
+ }
+ }
+ }
+ mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));
+
+ setBackground(data);
+ }
+
+ private void setBackground(NoteItemData data) {
+ int id = data.getBgColorId();
+ if (data.getType() == Notes.TYPE_NOTE) {
+ if (data.isSingle() || data.isOneFollowingFolder()) {
+ setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id));
+ } else if (data.isLast()) {
+ setBackgroundResource(NoteItemBgResources.getNoteBgLastRes(id));
+ } else if (data.isFirst() || data.isMultiFollowingFolder()) {
+ setBackgroundResource(NoteItemBgResources.getNoteBgFirstRes(id));
+ } else {
+ setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id));
+ }
+ } else {
+ setBackgroundResource(NoteItemBgResources.getFolderBgRes());
+ }
+ }
+
+ public NoteItemData getItemData() {
+ return mItemData;
+ }
+}
diff --git a/src/src/net/micode/notes/ui/NotesPreferenceActivity.java b/src/src/net/micode/notes/ui/NotesPreferenceActivity.java
new file mode 100644
index 0000000..07c5f7e
--- /dev/null
+++ b/src/src/net/micode/notes/ui/NotesPreferenceActivity.java
@@ -0,0 +1,388 @@
+/*
+ * 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;
+
+
+public class NotesPreferenceActivity extends PreferenceActivity {
+ public static final String PREFERENCE_NAME = "notes_preferences";
+
+ public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";
+
+ public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";
+
+ public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear";
+
+ private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";
+
+ private static final String AUTHORITIES_FILTER_KEY = "authorities";
+
+ private PreferenceCategory mAccountCategory;
+
+ private GTaskReceiver mReceiver;
+
+ private Account[] mOriAccounts;
+
+ private boolean mHasAddedAccount;
+
+ @Override
+ protected void onCreate(Bundle icicle) {
+ super.onCreate(icicle);
+
+ /* using the app icon for navigation */
+ getActionBar().setDisplayHomeAsUpEnabled(true);
+
+ addPreferencesFromResource(R.xml.preferences);
+ mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY);
+ mReceiver = new GTaskReceiver();
+ IntentFilter filter = new IntentFilter();
+ filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME);
+ registerReceiver(mReceiver, filter);
+
+ mOriAccounts = null;
+ View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null);
+ getListView().addHeaderView(header, null, true);
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+
+ // need to set sync account automatically if user has added a new
+ // account
+ if (mHasAddedAccount) {
+ Account[] accounts = getGoogleAccounts();
+ if (mOriAccounts != null && accounts.length > mOriAccounts.length) {
+ 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);
+ break;
+ }
+ }
+ }
+ }
+
+ refreshUI();
+ }
+
+ @Override
+ protected void onDestroy() {
+ if (mReceiver != null) {
+ unregisterReceiver(mReceiver);
+ }
+ super.onDestroy();
+ }
+
+ private void loadAccountPreference() {
+ mAccountCategory.removeAll();
+
+ Preference accountPref = new Preference(this);
+ final String defaultAccount = getSyncAccountName(this);
+ accountPref.setTitle(getString(R.string.preferences_account_title));
+ accountPref.setSummary(getString(R.string.preferences_account_summary));
+ accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+ public boolean onPreferenceClick(Preference preference) {
+ if (!GTaskSyncService.isSyncing()) {
+ if (TextUtils.isEmpty(defaultAccount)) {
+ // the first time to set account
+ showSelectAccountAlertDialog();
+ } else {
+ // if the account has already been set, we need to promp
+ // user about the risk
+ showChangeAccountConfirmAlertDialog();
+ }
+ } else {
+ Toast.makeText(NotesPreferenceActivity.this,
+ R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT)
+ .show();
+ }
+ return true;
+ }
+ });
+
+ mAccountCategory.addPreference(accountPref);
+ }
+
+ private void loadSyncButton() {
+ Button syncButton = (Button) findViewById(R.id.preference_sync_button);
+ TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
+
+ // set button state
+ if (GTaskSyncService.isSyncing()) {
+ syncButton.setText(getString(R.string.preferences_button_sync_cancel));
+ syncButton.setOnClickListener(new View.OnClickListener() {
+ public void onClick(View v) {
+ GTaskSyncService.cancelSync(NotesPreferenceActivity.this);
+ }
+ });
+ } else {
+ syncButton.setText(getString(R.string.preferences_button_sync_immediately));
+ syncButton.setOnClickListener(new View.OnClickListener() {
+ public void onClick(View v) {
+ GTaskSyncService.startSync(NotesPreferenceActivity.this);
+ }
+ });
+ }
+ syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this)));
+
+ // set last sync time
+ if (GTaskSyncService.isSyncing()) {
+ lastSyncTimeView.setText(GTaskSyncService.getProgressString());
+ lastSyncTimeView.setVisibility(View.VISIBLE);
+ } else {
+ long lastSyncTime = getLastSyncTime(this);
+ if (lastSyncTime != 0) {
+ lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time,
+ DateFormat.format(getString(R.string.preferences_last_sync_time_format),
+ lastSyncTime)));
+ lastSyncTimeView.setVisibility(View.VISIBLE);
+ } else {
+ lastSyncTimeView.setVisibility(View.GONE);
+ }
+ }
+ }
+
+ private void refreshUI() {
+ loadAccountPreference();
+ loadSyncButton();
+ }
+
+ private void showSelectAccountAlertDialog() {
+ AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
+
+ 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);
+
+ Account[] accounts = getGoogleAccounts();
+ String defAccount = getSyncAccountName(this);
+
+ mOriAccounts = accounts;
+ mHasAddedAccount = false;
+
+ if (accounts.length > 0) {
+ CharSequence[] items = new CharSequence[accounts.length];
+ final CharSequence[] itemMapping = items;
+ int checkedItem = -1;
+ int index = 0;
+ for (Account account : accounts) {
+ if (TextUtils.equals(account.name, defAccount)) {
+ checkedItem = index;
+ }
+ items[index++] = account.name;
+ }
+ dialogBuilder.setSingleChoiceItems(items, checkedItem,
+ new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int which) {
+ setSyncAccount(itemMapping[which].toString());
+ dialog.dismiss();
+ refreshUI();
+ }
+ });
+ }
+
+ 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;
+ Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
+ intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
+ "gmail-ls"
+ });
+ startActivityForResult(intent, -1);
+ dialog.dismiss();
+ }
+ });
+ }
+
+ private void showChangeAccountConfirmAlertDialog() {
+ AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
+
+ 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_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));
+ dialogBuilder.setCustomTitle(titleView);
+
+ CharSequence[] menuItemArray = new CharSequence[] {
+ getString(R.string.preferences_menu_change_account),
+ getString(R.string.preferences_menu_remove_account),
+ getString(R.string.preferences_menu_cancel)
+ };
+ dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int which) {
+ if (which == 0) {
+ showSelectAccountAlertDialog();
+ } else if (which == 1) {
+ removeSyncAccount();
+ refreshUI();
+ }
+ }
+ });
+ dialogBuilder.show();
+ }
+
+ private Account[] getGoogleAccounts() {
+ AccountManager accountManager = AccountManager.get(this);
+ return accountManager.getAccountsByType("com.google");
+ }
+
+ private void setSyncAccount(String account) {
+ if (!getSyncAccountName(this).equals(account)) {
+ SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
+ SharedPreferences.Editor editor = settings.edit();
+ if (account != null) {
+ editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account);
+ } else {
+ editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, "");
+ }
+ editor.commit();
+
+ // clean up last sync time
+ setLastSyncTime(this, 0);
+
+ // clean up local gtask related info
+ new Thread(new Runnable() {
+ public void run() {
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.GTASK_ID, "");
+ values.put(NoteColumns.SYNC_ID, 0);
+ 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();
+ }
+ }
+
+ 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);
+ }
+ if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) {
+ editor.remove(PREFERENCE_LAST_SYNC_TIME);
+ }
+ editor.commit();
+
+ // clean up local gtask related info
+ new Thread(new Runnable() {
+ public void run() {
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.GTASK_ID, "");
+ values.put(NoteColumns.SYNC_ID, 0);
+ getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null);
+ }
+ }).start();
+ }
+
+ public static String getSyncAccountName(Context context) {
+ SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
+ Context.MODE_PRIVATE);
+ return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, "");
+ }
+
+ 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);
+ editor.commit();
+ }
+
+ public static long getLastSyncTime(Context context) {
+ SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
+ Context.MODE_PRIVATE);
+ return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0);
+ }
+
+ private class GTaskReceiver extends BroadcastReceiver {
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ refreshUI();
+ 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));
+ }
+
+ }
+ }
+
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case android.R.id.home:
+ Intent intent = new Intent(this, NotesListActivity.class);
+ intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
+ startActivity(intent);
+ return true;
+ default:
+ return false;
+ }
+ }
+}
diff --git a/src/src/net/micode/notes/widget/NoteWidgetProvider.java b/src/src/net/micode/notes/widget/NoteWidgetProvider.java
new file mode 100644
index 0000000..ec6f819
--- /dev/null
+++ b/src/src/net/micode/notes/widget/NoteWidgetProvider.java
@@ -0,0 +1,132 @@
+/*
+ * 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;
+
+public abstract class NoteWidgetProvider extends AppWidgetProvider {
+ public static final String [] PROJECTION = new String [] {
+ NoteColumns.ID,
+ NoteColumns.BG_COLOR_ID,
+ NoteColumns.SNIPPET
+ };
+
+ public static final int COLUMN_ID = 0;
+ public static final int COLUMN_BG_COLOR_ID = 1;
+ public static final int COLUMN_SNIPPET = 2;
+
+ private static final String TAG = "NoteWidgetProvider";
+
+ @Override
+ public void onDeleted(Context context, int[] appWidgetIds) {
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
+ for (int i = 0; i < appWidgetIds.length; i++) {
+ context.getContentResolver().update(Notes.CONTENT_NOTE_URI,
+ values,
+ NoteColumns.WIDGET_ID + "=?",
+ new String[] { String.valueOf(appWidgetIds[i])});
+ }
+ }
+
+ private Cursor getNoteWidgetInfo(Context context, int widgetId) {
+ return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
+ PROJECTION,
+ NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",
+ new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },
+ null);
+ }
+
+ protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+ update(context, appWidgetManager, appWidgetIds, false);
+ }
+
+ 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);
+ String snippet = "";
+ Intent intent = new Intent(context, NoteEditActivity.class);
+ intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
+ intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]);
+ intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType());
+
+ Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]);
+ if (c != null && c.moveToFirst()) {
+ if (c.getCount() > 1) {
+ Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]);
+ c.close();
+ return;
+ }
+ snippet = c.getString(COLUMN_SNIPPET);
+ bgId = c.getInt(COLUMN_BG_COLOR_ID);
+ intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID));
+ intent.setAction(Intent.ACTION_VIEW);
+ } else {
+ snippet = context.getResources().getString(R.string.widget_havenot_content);
+ intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
+ }
+
+ if (c != null) {
+ c.close();
+ }
+
+ RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId());
+ rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId));
+ intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId);
+ /**
+ * Generate the pending intent to start host for the widget
+ */
+ PendingIntent pendingIntent = null;
+ if (privacyMode) {
+ 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 {
+ 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);
+ appWidgetManager.updateAppWidget(appWidgetIds[i], rv);
+ }
+ }
+ }
+
+ protected abstract int getBgResourceId(int bgId);
+
+ protected abstract int getLayoutId();
+
+ protected abstract int getWidgetType();
+}
diff --git a/src/src/net/micode/notes/widget/NoteWidgetProvider_2x.java b/src/src/net/micode/notes/widget/NoteWidgetProvider_2x.java
new file mode 100644
index 0000000..adcb2f7
--- /dev/null
+++ b/src/src/net/micode/notes/widget/NoteWidgetProvider_2x.java
@@ -0,0 +1,47 @@
+/*
+ * 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;
+ }
+}
diff --git a/src/src/net/micode/notes/widget/NoteWidgetProvider_4x.java b/src/src/net/micode/notes/widget/NoteWidgetProvider_4x.java
new file mode 100644
index 0000000..c12a02e
--- /dev/null
+++ b/src/src/net/micode/notes/widget/NoteWidgetProvider_4x.java
@@ -0,0 +1,46 @@
+/*
+ * 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;
+ }
+}