();//初始化哈希表，对联系人缓存表进行初始化
+ }
+
+ if(sContactCache.containsKey(phoneNumber)) {//查找HashMap中是否已有phoneNumber信息,直接返回
+ return sContactCache.get(phoneNumber);//没找到需要在数据库中进一步查找；查找数据库中phoneNumber的信息
+ }
+ //缓存中没有找到，就到数据库中去找。下面代码就是执行到数据库中查找的操作
+ String selection = CALLER_ID_SELECTION.replace("+",//作为下面函数的一个参数， 为返回的内容设置条件
+ PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
+ Cursor cursor = context.getContentResolver().query(//从数据库中读取数据。cursor类是对数据库的操作，获取整行的数据.Ressolver是对联系人内容的读取，其中provider提供了联系人数据
+ Data.CONTENT_URI,//Contacts.CONTENT_URI就是提供联系人的内容的地址
+ new String [] { Phone.DISPLAY_NAME },//这个参数告诉查询要返回的列（Column），Contacts Provider提供了联系人的ID和联系人的NAME等内容，在这里，我们只需要NAME，所以提供这个参数DISPLAY_NAME
+ selection,//selection，设置条件，相当于SQL语句中的where
+ new String[] { phoneNumber },// 配合上一个参数使用，若上一个参数里有‘？’则替换掉‘？’符号，但是在这里，由于上一个参数没有设置，所以在这里就是依据phoneNumber作为参数
+ null);//判断查询结果，然后执行movtoFirst
+
+ if (cursor != null && cursor.moveToFirst()) {//.找到对应的信息
+ try {//联系人姓名，并将相关信息存入cache中
+ String name = cursor.getString(0);//从内容中获取联系人姓名
+ sContactCache.put(phoneNumber, name);//把名字和号码存到联系人缓存中
+ return name;//返回名字
+ } catch (IndexOutOfBoundsException e) {//参数越界异常
+ Log.e(TAG, " Cursor get string error " + e.toString());//引入的util.log就是java自带的日志输出工具，而log.e则代表error，显示的颜色为红色
+ return null;
+ } finally {//finally块通常用于try内，无论是否发生异常都会执行finally模块，因此多使用 finally 代码块执行关闭连接、关闭文件和释放线程的的操作。
+ cursor.close();//关闭数据库访问；关闭cursor游标
+ }
+ } else {//在数据库和HashMap中都没有找到 返回空指针
+ Log.d(TAG, "No contact matched with number:" + phoneNumber);//联系人中没有匹配到该手机号码的主人
+ return null;//返回空
+ }
+ }
+}
diff --git a/src/main/java/net/micode/notes/data/Notes.java b/src/main/java/net/micode/notes/data/Notes.java
new file mode 100644
index 0000000..2330db6
--- /dev/null
+++ b/src/main/java/net/micode/notes/data/Notes.java
@@ -0,0 +1,279 @@
+/*便签的数据库,该类主要实现了对便签的相关属性包括：Anthority, Tag，以及数据，联系人的信息进行保存管理，其中主要实现了对若干属性的定义，并创建了DataColumns，DataColumns接口的定义，该两个接口可用于其余类的实现，在便签管理中实现TextNote,CallNote两个类，用于对便签内容的保存。
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");许可证说明——基于阿帕奇v2.0版本的许可证
+ * 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.
+ */
+//导入data
+package net.micode.notes.data;//package包名用于显示当前类所处在的位置，用于在其他地方的引用
+
+import android.net.Uri;//Notes 类中定义了很多常量，这些常量大多是int型和string型
+public class Notes {//Notes类，定义一些基本标识符。该类不对标识符进行任何操作，仅仅只是定义，供其他类调用
+ public static final String AUTHORITY = "micode_notes";//格式定义了一个权限名称，看作为数字证书
+ public static final String TAG = "Notes";//设置标签，表示APP的名称是Notes
+ public static final int TYPE_NOTE = 0;//以下三个常量对NoteColumns.TYPE的值进行设置时会用到
+ public static final int TYPE_FOLDER = 1;//根文件夹
+ public static final int TYPE_SYSTEM = 2;//临时文件
+//.定义4个常量，用于标识文件夹分类，依次为根目录、临时文件夹、通话记录文件夹、垃圾文件夹
+ /**
+ * Following IDs are system folders' identifiers
+ * {@link Notes#ID_ROOT_FOLDER } is default folder
+ * {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
+ * {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
+ */
+ public static final int ID_ROOT_FOLDER = 0;//垃圾文件夹
+ public static final int ID_TEMPARAY_FOLDER = -1;//临时警报
+ public static final int ID_CALL_RECORD_FOLDER = -2;//背景的设定
+ public static final int ID_TRASH_FOLER = -3;//WIDGET插件的id，把功能放到桌面
+//接下来是各类id,算是标识符；类型编号：根目录0，临时文件夹-1，通话记录-2，垃圾文件夹-3
+ public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";//.文件夹编号
+ public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";//背景颜色
+ public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";//插件的大小
+ public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";//插件类型或规格
+ public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";//定义Note，标识text_note的存放地址
+ public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";//定义Call_note，标识call_note的存放地址
+
+ public static final int TYPE_WIDGET_INVALIDE = -1;//定义查询便签和文件夹的指针。
+ public static final int TYPE_WIDGET_2X = 0;//定义查找数据的指针。
+ public static final int TYPE_WIDGET_4X = 1;// 4*4小部件
+//对部件大小的定义。
+ public static class DataConstants {//DataContants类：存放textnotes和callnotes地址
+ public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;//定义变量NOTE，用来识别text_note的存放地址
+ public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;//定义变量CALL_NOTE，用来标志call_note的存放地址
+ }
+//数据识别
+ /**定义用于查询所有笔记和文件夹的uri
+ * Uri to query all notes and folders
+ */
+ public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");//此处Uri常量是为了以后调用系统查询功能，查询所有note和文件夹所定义的。
+
+ /**定义用于查询数据的uri
+ * Uri to query data 通过URI获取数据
+ */
+ public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");//系统根据data查询所需的Uri常量
+//定义NoteColumns的常量,用于后面创建数据库的表头
+ public interface NoteColumns {
+ /** 主键
+ * The unique ID for a row
+ * Type: INTEGER (long)
+ */
+ public static final String ID = "_id";//这些常量主要是定义便签的属性的。
+
+ /**
+ * The parent's id for note or folder 文件夹id
+ * Type: INTEGER (long)
+ */
+ public static final String PARENT_ID = "parent_id";//父节点id的字符串
+
+ /**
+ * Created data for note or folder 创建一个属于note或者folder的数据
+ * Type: INTEGER (long)
+ */
+ public static final String CREATED_DATE = "created_date";//创建note和文件夹时的数据，如创建时间等
+
+ /**
+ * Latest modified date 更改时间
+ * Type: INTEGER (long)
+ */
+ public static final String MODIFIED_DATE = "modified_date";//设置一个提醒时间
+
+
+ /**
+ * Alert date 设定的提醒时间
+ * Type: INTEGER (long)
+ */
+ public static final String ALERTED_DATE = "alert_date"; //储存 提醒时间
+
+ /**
+ * Folder's name or text content of note 文件夹名字或者文件内容
+ * Type: TEXT
+ */
+ public static final String SNIPPET = "snippet";//文件夹的名称或便签的内容等数据
+
+ /**
+ * Note's widget id note小物件id
+ * Type: INTEGER (long)
+ */
+ public static final String WIDGET_ID = "widget_id";//布局的id
+
+ /**
+ * Note's widget type 便签页数
+ * Type: INTEGER (long)
note小物件类型
+ */
+ public static final String WIDGET_TYPE = "widget_type";//小部件类型
+
+ /**
+ * Note's background color's id 便签背景颜色备注id
+ * Type: INTEGER (long)
note背景颜色id
+ */
+ public static final String BG_COLOR_ID = "bg_color_id";//便签背景颜色的ID
+
+ /**
+ * For text note, it doesn't has attachment, for multi-media
+ * note, it has at least one attachment
+ * Type: INTEGER
对于文字note，它没有附件，对于多个Note，它至少有一个附件
+ */
+ public static final String HAS_ATTACHMENT = "has_attachment";//是否有附件
+
+ /**
+ * Folder's count of notes
+ * Type: INTEGER (long)
文件夹内有多少个note
+ */
+ public static final String NOTES_COUNT = "notes_count";//文件夹中Notes的数量
+
+ /**
+ * The file type: folder or note 文件类型:folder 或者 note
+ * Type: INTEGER
+ */
+ public static final String TYPE = "type";//文件夹类型还是note类型
+
+ /**
+ * The last sync id
+ * Type: INTEGER (long)
最后一个sync id
+ */
+ public static final String SYNC_ID = "sync_id";//最后一次同步的ID
+
+ /**
+ * Sign to indicate local modified or not
+ * Type: INTEGER
标识是否本地修改
+ */
+ public static final String LOCAL_MODIFIED = "local_modified";//是否导出到本地信号
+
+ /**
+ * Original parent id before moving into temporary folder 移动到临时文件夹之前的原始父id
+ * Type : INTEGER
+ */
+ public static final String ORIGIN_PARENT_ID = "origin_parent_id";//移动到临时文件夹之前的父文件夹
+
+ /**
+ * The gtask id
+ * Type : TEXT
+ */
+ public static final String GTASK_ID = "gtask_id";//后台任务的ID
+
+ /**
+ * The version code
+ * Type : INTEGER (long)
版本信息
+ */
+ public static final String VERSION = "version";//版本代号
+ } //些常量主要是定义便签的属性的
+
+ public interface DataColumns {//定义DataColumns的常量,用于后面创建数据库的表头。主要是定义存储便签数据内容
+ /**
+ * The unique ID for a row
+ * Type: INTEGER (long)
+ */
+ public static final String ID = "_id";//定义DataColumns的部分常量
+
+ /**
+ * The MIME type of the item represented by this row.
+ * Type: Text
+ */
+ public static final String MIME_TYPE = "mime_type";//MIME类型能包含视频、图像、文本、音频、应用程序等数据
+
+ /**
+ * The reference id to note that this data belongs to
+ * Type: INTEGER (long)
+ */
+ public static final String NOTE_ID = "note_id";//设置标签的id
+
+ /**
+ * Created data for note or folder
+ * Type: INTEGER (long)
+ */
+ public static final String CREATED_DATE = "created_date";//创建时间
+
+ /**
+ * Latest modified date 调整时间
+ * Type: INTEGER (long)
+ */
+ public static final String MODIFIED_DATE = "modified_date";//.内容
+
+ /**
+ * Data's content
+ * Type: TEXT
+ */
+ public static final String CONTENT = "content";//数据包含的内容
+
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for//根据MIME类型的不同，对应下面5个不同属性
+ * integer data type 定义两个整形变量
+ * Type: INTEGER
+ */
+ public static final String DATA1 = "data1";//文本内容的数据结构
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * integer data type
+ * Type: INTEGER
+ */
+ public static final String DATA2 = "data2";//文本模式
+
+ /** 三个文本类型数据栏
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */
+ public static final String DATA3 = "data3";//定义常量
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */ // .CONTENT_TYPE是数据的大类别，vnd.android.cursor.dir这个类型表示的访问多个资源的Uri
+ public static final String DATA4 = "data4";//定义常量
+
+ /**
+ * Generic data column, the meaning is {@link #MIMETYPE} specific, used for
+ * TEXT data type
+ * Type: TEXT
+ */ //parse方法返回的是一个URI类型，通过这个URI可以访问一个网络上或者是本地的资源
+ public static final String DATA5 = "data5";//电话内容的数据结构
+ }//主要是定义存储便签内容数据的
+
+ public static final class TextNote implements DataColumns {//文本数据（TextNote）通过关键字implements来实现接口，继承了DataColumns的所有定义常量
+ /**
+ * Mode to indicate the text in check list mode or not//清单模式的MODE=0，正常模式的MODE=1
+ * Type: Integer 1:check list mode 0: normal mode
//清单模式的MODE=0，正常模式的MODE=1
+ */ //检查列表模式0:正常模式
+ public static final String MODE = DATA1;//电话号码
+
+ public static final int MODE_CHECK_LIST = 1;//note中内容的类型
+
+ public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";//定义内容类型
+ //vnd.android.cursor.item是表示访问单个资源的URI，比如更新表中某一个自定的记录，查询某一条指定的信息，就是相当SQL中的where条件语句。
+ public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";//内容项目的类型
+ //vnd.android.cursor.item是表示访问单个资源的URI，比如更新表中某一个自定的记录，查询某一条指定的信息，就是相当SQL中的where条件语句。
+ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");//.content 的索引标识符
+ }//电话内容的数据结构
+
+ public static final class CallNote implements DataColumns {//记录通话数据的表头
+ /**
+ * Call date for this record 通话记录
+ * Type: INTEGER (long)
+ */
+ public static final String CALL_DATE = DATA1;//在DATA1中存放的是通话时间信息
+
+ /**
+ * Phone number for this record
+ * Type: TEXT
+ */
+ public static final String PHONE_NUMBER = DATA3;// 在DATA3中放的是通话号码信息
+
+ public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";//定义内容类型
+
+ public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";//内容项目类型
+
+ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");//内容标识符
+ }//电话内容的数据结构
+}
diff --git a/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java b/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java
new file mode 100644
index 0000000..680f4db
--- /dev/null
+++ b/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java
@@ -0,0 +1,362 @@
+/*
+ * 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.
+ */ //用于存储Notes的数据，以及根据数据更改Notes结构体的变量
+//数据库操作引用
+package net.micode.notes.data;//数据库操作，SQLOpenhelper,对一些note和文件进行数据库的操作。比如删除文件后，将文件里的note也相应删除
+
+import android.content.ContentValues;//.就是用于保存一些数据
+import android.content.Context;//加载和访问资源
+import android.database.sqlite.SQLiteDatabase;//主要提供了对应于添加、删除、更新、查询的操作
+import android.database.sqlite.SQLiteOpenHelper;//用来管理数据的创建和版本更新
+import android.util.Log;//安卓日志类接口
+
+import net.micode.notes.data.Notes.DataColumns;//创建根目录文件夹、移动便签及清空垃圾文件夹
+import net.micode.notes.data.Notes.DataConstants;//移动便签
+import net.micode.notes.data.Notes.NoteColumns;//数据库操作，用SQLOpenhelper,对一些note和文件进行数据库的操作，比如删除文件后，将文件里的note也相应删除
+
+
+public class NotesDatabaseHelper extends SQLiteOpenHelper {//新建一个自定义的类继承SQLiiteOpenHelper，实现对数据库的各种操作，如创建、增添、删减、修改等。是一个辅助类
+ private static final String DB_NAME = "note.db";//定义部分常量
+
+ private static final int DB_VERSION = 4;//数据库版本号为4
+
+ public interface TABLE {//接口，分成note和data，在后面的程序里分别使用过
+ public static final String NOTE = "note";//以下为表格项目内容
+
+ public static final String DATA = "data";//数据库中需要存储的项目的名称，就类似创建一个表格的表头的内容。
+ }
+
+ private static final String TAG = "NotesDatabaseHelper";//存储便签编号的一个数据表格
+
+ private static NotesDatabaseHelper mInstance;//实例化一个databaseHelper； 创建NotesDatabaseHelper对象mInstance
+
+ private static final String CREATE_NOTE_TABLE_SQL =//SQL的触发器是一个能由系统自动执行对数据库修改的语句，由文件的增加事件触发。文件夹中移入一个Note之后需要更改的数据的表格。
+ "CREATE TABLE " + TABLE.NOTE + "(" +//SQL的触发器是一个能由系统自动执行对数据库修改的语句，由文件的减少事件触发。
+ NoteColumns.ID + " INTEGER PRIMARY KEY," +//文件夹插入Note后需要更改的数据的表格
+ NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +//文件夹删除Note后需要更改的数据的表格
+ NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
+ NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +//应用界面颜色选择
+ NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +//创建时间数据
+ 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," +//文件夹中便签数据初始化为0
+ NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +//SQL的触发器是一个能由系统自动执行对数据库修改的语句，由文件的插入事件触发
+ 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" +//数据库中需要存储的项目的名称，就相当于创建一个表格的表头的内容
+ ")";//QL的触发器是一个能由系统自动执行对数据库修改的语句，由新导入数据事件触发。
+
+ private static final String CREATE_DATA_TABLE_SQL =//.SQL的触发器是一个能由系统自动执行对数据库修改的语句，由文件的删除事件触发。
+ "CREATE TABLE " + TABLE.DATA + "(" +//note删除数据触发
+ DataColumns.ID + " INTEGER PRIMARY KEY," +
+ DataColumns.MIME_TYPE + " TEXT NOT NULL," +
+ DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
+ NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
+ NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
+ DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
+ DataColumns.DATA1 + " INTEGER," +
+ DataColumns.DATA2 + " INTEGER," +
+ DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
+ DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
+ DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
+ ")";//和上面的功能一样，主要是存储的项目不同
+
+ private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =//将便签的ID作为数据库的ID
+ "CREATE INDEX IF NOT EXISTS note_id_index ON " +
+ TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";//存储便签编号的一个数据表格
+//以下几个都是在创建触发器(trigger)。触发器是一些在特定的数据库事件(database-event) 发生时自动进行的数据库操作(trigger-action).
+ /**
+ * Increase folder's note count when move note to the folder//Increase增加文件,Decrease减少文件
+ */
+ private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =//将新的note移入该文件夹时，更新该文件夹note的数量
+ "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";//在文件夹中移入一个Note之后需要更改的数据的表格
+//将新的note移入该文件夹时，更新该文件夹note的数量
+ /**
+ * Decrease folder's note count when move note from folder
+ */
+ private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =//从文件夹中移出一个note时，更新数量
+ "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" + ";" +//在文件夹中移出一个Note之后需要更改的数据的表格
+ " END";
+
+ /**
+ * Increase folder's note count when insert new note to the folder 当在文件夹中插入一个新的note时增加note数量
+ */
+ private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =//文件夹中创建新便签，文件夹便签数量+1，启动自定义的数据库insert触发器，附带相关的一系列操作
+ "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";// 在文件夹中插入一个Note之后需要更改的数据的表格
+
+ /**
+ * Decrease folder's note count when delete note from the folder 在文件夹中删除文件
+ */
+ private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =//文件夹中删除便签，文件夹便签数量-1
+ "CREATE TRIGGER decrease_folder_count_on_delete " +//定义一个更新文件夹中便签数目的SQL语句。当有便签从该文件夹中删除时使用
+ " 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";//在文件夹中删除一个Note之后需要更改的数据的表格
+
+ /** SQL语句：当note插入新data时修改状态
+ * Update note's content when insert data with type {@link DataConstants#NOTE}//在数据库中新增note或插入内容
+ */ //构建一条SQL语句，用于实现在note中输入data后，进行当前状态的更新
+ private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =//当note插入新的数据时，更新note的内容，并更改表格
+ "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";
+
+ /**
+ * Update note's content when data with {@link DataConstants#NOTE} type has changed//note发生变化时触发update
+ */ //实现在note中改变data后，进行当前状态的更新
+ private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =//便签数据更新时，启动数据库update触发器
+ "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";//Note数据被修改后需要更改的数据的表格
+
+ /**
+ * Update note's content when data with {@link DataConstants#NOTE} type has deleted
+ */
+ private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =//便签数据更新时，启动数据库delete触发器
+ "CREATE TRIGGER update_note_content_on_delete " +//构建一条SQL语句，用于实现在note中删除data后，进行当前状态的更新
+ " 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";
+
+ /**
+ * Delete datas belong to note which has been deleted 删除数据库中的数据，当这些数据在本地被删除
+ */
+ 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";
+
+ /**
+ * Delete notes belong to folder which has been deleted 删除文件夹中已被删除的便签
+ */
+ private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
+ "CREATE TRIGGER folder_delete_notes_on_delete " +
+ " AFTER DELETE ON " + TABLE.NOTE +
+ " BEGIN" +
+ " DELETE FROM " + TABLE.NOTE +
+ " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
+ " END";//删除已删除的文件夹的便签后需要更改的数据的表格
+
+ /**
+ * Move notes belong to folder which has been moved to trash folder
+ */
+ 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";//还原垃圾桶中便签后需要更改的数据的表格
+
+ public NotesDatabaseHelper(Context context) {///继承父类构造方法
+ super(context, DB_NAME, null, DB_VERSION);//构造函数，传入数据库的名称和版本
+ }
+
+ public void createNoteTable(SQLiteDatabase db) {//当创建SQLiteOpenHelper时，自动执行onCreate（）方法;即自动创建一个数据库
+ db.execSQL(CREATE_NOTE_TABLE_SQL);//.执行有更改行为的sql语句
+ reCreateNoteTableTriggers(db);
+ createSystemFolder(db);
+ Log.d(TAG, "note table has been created");//调用系统输出调试信息，Log.d()是debug的意思。
+ }//创建表格，存储标签属性
+
+ private void reCreateNoteTableTriggers(SQLiteDatabase db) {//xecSQL是数据库操作的API，主要是更改行为的SQL语句。在这里主要是用来重新创建上述定义的表格用的，先删除原来有的数据库的触发器再重新创建新的数据库
+ db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");//创建增加文件夹的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update");//创建减少文件夹的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete");//创建删除减少文件夹的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete");//创建删除数据的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert");//创建插入文件夹的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete");//创建删除note的触发器
+ db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash");//.创建移除note的触发器
+
+ db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);//创建自己的数据库操作
+ db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);//创建更新减少文件夹的触发器
+ db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER);//创建删除减少文件夹的触发器
+ db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER);//创建删除标记已删除数据的触发器
+ db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER);//创建插入文件夹的触发器
+ db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER);// 创建删除notes的触发器
+ db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);//创建将回收站中的notes还原的触发器
+ }//execSQL通过添加sql语句可以执行sql操作
+
+ private void createSystemFolder(SQLiteDatabase db) {//创建几个系统文件夹
+ ContentValues values = new ContentValues();//向数据库中插入数据，就要新建一个contentValues的对象。但只能存储基本类型数据
+
+ /**
+ * call record foler for call notes 储存呼叫记录的文件夹：
+ */
+ values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);//放入数据(NoteColumns的id,呼叫记录文件夹的ld）
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);//将note的文件夹类型，与要放入数据库记录的格式类型映射，形成values的键-值
+ db.insert(TABLE.NOTE, null, values);// 在对数据库进行操作时，要有一个contentValues的对象，具体方法是：db.insert(database_name,null,initialValues)，插入成功就返回记录的id否则返回-1；
+
+ /**
+ * root folder which is default folder 根文件夹是默认文件夹
+ */
+ values.clear();// 代码段：对根目录进行修改，将ID与数据库ID进行映射
+ values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);//将数据库ID与通话记录文件夹ID形成映射
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);//将数据库中数据类型与通话记录文件夹类型形成映射
+ db.insert(TABLE.NOTE, null, values);//插入ContantValues对象
+
+ /**
+ * temporary folder which is used for moving note 设置临时文件夹作为文件移动的有效目标
+ */ //移动note的临时文件夹
+ values.clear();//临时文件夹的修改操作
+ values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);//将数据库ID与通话记录文件夹ID形成映射
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);//将数据库中数据类型与通话记录文件夹类型形成映射
+ db.insert(TABLE.NOTE, null, values);// 插入ContantValues对象
+
+ /**
+ * create trash folder 创建回收站
+ *///垃圾文件夹
+ values.clear();//创建垃圾文件夹的操作
+ values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);//将数据库ID与通话记录文件夹ID形成映射
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);//将数据库中数据类型与通话记录文件夹类型形成映射
+ db.insert(TABLE.NOTE, null, values);// 插入ContantValues对象
+ }
+
+ public void createDataTable(SQLiteDatabase db) {//创建表格（用来存储标签内容）
+ db.execSQL(CREATE_DATA_TABLE_SQL);// 用来重新创建note对应的data的表格，用来重新创建上述定义的表格用的，先删除原来有的数据库的触发器再重新创建新的数据库，输入是一个SQLiteDatabase类的对象
+ reCreateDataTableTriggers(db);//重新建立数据表的触发器
+ db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
+ Log.d(TAG, "data table has been created");
+ }
+
+ private void reCreateDataTableTriggers(SQLiteDatabase db) {//删除重建表格
+ db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");//往表中增加一行
+ 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);//同上面的execSQL
+ db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER);
+ db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER);
+ }
+
+ static synchronized NotesDatabaseHelper getInstance(Context context) {//如果NotesDatabaseHelper的实例创建失败，那就重新建一个，重新分配内从空间
+ if (mInstance == null) {
+ mInstance = new NotesDatabaseHelper(context);
+ }
+ return mInstance;//为解决同一时刻只能有一个线程执行，在写程序库代码时，有时有一个类需要被所有的其它类使用
+ }
+
+ @Override // @Override 伪代码，表示方法重写
+ public void onCreate(SQLiteDatabase db) {//在NotesDatabaseHelper对象生命周期开始时创建Note table和Datatable
+ createNoteTable(db);//函数：生命周期开始的时候oncreate 被调用，这里对其进行重写，加入notes表单和数据表单
+ createDataTable(db);
+ }//实现两个表格（上面创建的两个表格）
+
+ @Override
+ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {//.数据库版本的更新，包括数据库内容的更改
+ boolean reCreateTriggers = false;// 是否重建的信号
+ boolean skipV2 = false;//是否从V2升级到V3
+
+ if (oldVersion == 1) {//旧版本为1
+ upgradeToV2(db);//更新到V2
+ skipV2 = true; // this upgrade including the upgrade from v2 to v3
+ oldVersion++;
+ }//旧版本为V2，并且支持V2
+
+ if (oldVersion == 2 && !skipV2) {//判断当前版本是不是二代
+ upgradeToV3(db);
+ reCreateTriggers = true;
+ oldVersion++;//旧版本为3
+ }
+
+ if (oldVersion == 3) {//从V3升级到V4
+ upgradeToV4(db);
+ oldVersion++;
+ }
+
+ if (reCreateTriggers) {//重新创建的同时，创建新的note table和datatable
+ reCreateNoteTableTriggers(db);//重新创建数据表头；前面一个应该为创建便签表头
+ reCreateDataTableTriggers(db);
+ }
+
+ if (oldVersion != newVersion) {//判断当前版本是不是最新的
+ throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ + "fails");
+ }
+ }//数据库版本的更新（数据库内容的更改）
+
+ 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);
+ }//更新到版本2
+
+ private void upgradeToV3(SQLiteDatabase db) {//数据库版本升级到V3
+ // drop unused triggers
+ db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert");//往数据库中增加一行内容
+ db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete");//语句：删除重复的东西
+ db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update");
+ // add a column for gtask id
+ db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID//为 Gtask id在数据库中增加一列
+ + " TEXT NOT NULL DEFAULT ''");
+ // add a trash system folder
+ ContentValues values = new ContentValues();//添加垃圾系统文件夹
+ values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);//为变量赋值
+ values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
+ db.insert(TABLE.NOTE, null, values);//插入到表中
+ }//更新到V3版本
+
+ private void upgradeToV4(SQLiteDatabase db) {//数据库版本升级到V4
+ db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ + " INTEGER NOT NULL DEFAULT 0");
+ }
+}
diff --git a/src/main/java/net/micode/notes/data/NotesProvider.java b/src/main/java/net/micode/notes/data/NotesProvider.java
new file mode 100644
index 0000000..7b47b87
--- /dev/null
+++ b/src/main/java/net/micode/notes/data/NotesProvider.java
@@ -0,0 +1,314 @@
+/*
+ * 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.
+ */ //标记该文件遵循 Apache 2.0 开源许可
+package net.micode.notes.data; //标注该文件所属的软件包
+
+//引入
+import android.app.SearchManager;//显示该类需要调用的其他类
+import android.content.ContentProvider;//ContentProvider是Android 四大组件之一，用于进程间进行数据交互与共享，即跨进程通信，可以通过ContentProvider把应用中的数据共享给其他应用访问，其他应用可以通过ContentProvider对你应用中的数据进行添删改查。
+import android.content.ContentUris;//ContentUris是一个工具类，主要是用来处理使用 "content" 约束的Uri对象
+import android.content.ContentValues;//导入contentvalues
+import android.content.Intent;//Intent 是 一个用于组件间互相通信的信息对象，常用于启动组件和传递数据
+import android.content.UriMatcher;// 类：UriMatcher是Android提供的用来操作Uri的工具类
+import android.database.Cursor;//查询数据库所需的游标
+import android.database.sqlite.SQLiteDatabase;// 引入SQLite数据库
+import android.net.Uri;
+import android.text.TextUtils;//文本识别处理工具
+import android.util.Log;
+
+import net.micode.notes.R;//访问、删除、插入、更新、扩展Notes的数据库
+import net.micode.notes.data.Notes.DataColumns;
+import net.micode.notes.data.Notes.NoteColumns;
+import net.micode.notes.data.NotesDatabaseHelper.TABLE;
+/*
+为存储和获取数据提供接口。可以在不同的应用程序之间共享数据
+ ContentProvider提供的方法
+ query：查询
+ insert：插入
+ update：更新
+ delete：删除
+ getType：得到数据类型*/
+public class NotesProvider extends ContentProvider {
+ private static final UriMatcher mMatcher;//.UriMatcher用于匹配Uri
+
+ private NotesDatabaseHelper mHelper;//数据库辅助类的实例化
+
+ private static final String TAG = "NotesProvider";//TAG用来做输出日志的log函数的第一个实参
+
+ private static final int URI_NOTE = 1;//.1-6全部是Uri资源的id
+ private static final int URI_NOTE_ITEM = 2;//这是一个注册Uri路径的过程
+ private static final int URI_DATA = 3;
+ private static final int URI_DATA_ITEM = 4;
+
+ private static final int URI_SEARCH = 5;
+ private static final int URI_SEARCH_SUGGEST = 6;
+
+ static {//我们在使用uriMatcher时，先把需要匹配Uri路径全部给注册上
+ mMatcher = new UriMatcher(UriMatcher.NO_MATCH);//创建UriMatcher时，调用UriMatcher(UriMatcher.NO_MATCH)表示不匹配任何路径的返回码
+ mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);//把需要匹配Uri路径全部给注册上
+ mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);//.有关note的路径注册
+ mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);//有关数据的路径注册
+ 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);// SUGGEST_URI_PATH_QUERY 并不属于URI的一部分，而应是用于指向此路径的常量。
+ mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
+ }//注册完需要匹配的Uri后，就可以使用sMatcher.match(uri)方法对输入的Uri进行匹配
+
+ /**
+ * 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.
+ *///trim()函数是去掉字符串头尾空格的函数，注意：不去掉字符串里面的空格，而仅仅是头尾空格！
+ private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","//声明 NOTES_SEARCH_PROJECTION
+ + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","//设置表明额外数据、推荐显示的文本、图标、操作、数据
+ + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","// SearchManager.SUGGEST_COLUMN_TEXT_1是将该字段作为安卓搜索框中建议显示的文本。如果每个建议想显示两行数据，还有SearchManager.SUGGEST_COLUMN_TEXT_2
+ + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","//AS语句在这里是：把数据库中NoteColumn.SNIPPET字符串用TRIM函数去掉头部和尾部的空格，然后将处理过后的字符串设置为安卓搜索框中推荐显示的一行字符（column_text_1）,如果想显示第二行搜索框则是（column_text_2）
+ + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
+
+ private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION//声明NOTES_SNIPPET_SEARCH_QUERY，便签搜索查询
+ + " FROM " + TABLE.NOTE// 在特定表中某一字段检索特定子串
+ + " WHERE " + NoteColumns.SNIPPET + " LIKE ?"//数据库中LIKE语句的用法：select * from 表名 where 字段名 like 对应值（子串），它主要是针对字符型字段的，它的作用是在一个字符型字段列中检索包含对应子串的。
+ //在这里‘？’就是通配符，对应功能是单字模糊匹配
+ + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ + " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
+
+ @Override//重定义的标志
+ public boolean onCreate() {
+ mHelper = NotesDatabaseHelper.getInstance(getContext());//对mHelper进行实例化
+ return true;
+ }
+
+ @Override
+ public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,//查询uri在数据库中对应的位置
+ String sortOrder) {
+ Cursor c = null;//声明游标cursor，待会儿会通过query函数的返回值赋值
+ SQLiteDatabase db = mHelper.getReadableDatabase();//获取可读数据库
+ String id = null;
+ switch (mMatcher.match(uri)) {//匹配查找uri
+ case URI_NOTE://对于不同的匹配值，在数据库中查找相应的条目
+ c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
+ sortOrder);
+ break;
+ case URI_NOTE_ITEM://查询便签条目
+ id = uri.getPathSegments().get(1);//获取uri中1号描述符
+ c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ + parseSelection(selection), selectionArgs, null, null, sortOrder);
+ break;
+ case URI_DATA://根据日期进行查询
+ c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
+ sortOrder);
+ break;
+ case URI_DATA_ITEM://查询id对应的具体数据
+ id = uri.getPathSegments().get(1);//根据日期条目进行查询
+ c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ + parseSelection(selection), selectionArgs, null, null, sortOrder);
+ break;
+ case URI_SEARCH://搜索的uri
+ case URI_SEARCH_SUGGEST://对于特定Uri的搜索：
+ if (sortOrder != null || projection != null) {//不合法的参数异常
+ throw new IllegalArgumentException(// throw用于异常处理
+ "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
+ }
+
+ String searchString = null;//搜索所得的内容
+ if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {//与搜索相关的ur
+ if (uri.getPathSegments().size() > 1) {//得到string的list
+ searchString = uri.getPathSegments().get(1);//得到第二个参数
+ }
+ } else {//语句：利用URI的getQueryParameter方法可以获取字符串参数
+ searchString = uri.getQueryParameter("pattern");
+ }
+
+ if (TextUtils.isEmpty(searchString)) {//如果字符串为空，返回null。TextUtils.isEmpty()进行字符串的非null判断
+ return null;//格式化搜索的字符串
+ }
+
+ try {//抛出异常
+ searchString = String.format("%%%s%%", searchString);//出错检测，如果正常运行，则根据搜索字符串在数据库中查询，
+ c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,//语句：执行本地SQL语句查询
+ new String[] { searchString });//.如果rawquery语句无法执行，抛出异常
+ } catch (IllegalStateException ex) {//如果出错，抛出异常
+ Log.e(TAG, "got exception: " + ex.toString());
+ }
+ break;
+ default:// 如果以上多个case均不命中，则抛出未知uri的异常
+ throw new IllegalArgumentException("Unknown URI " + uri);//抛出异常
+ }
+ if (c != null) {// 若getContentResolver发生变化，就接收通知
+ c.setNotificationUri(getContext().getContentResolver(), uri);
+ }
+ return c;//将地址作为结果返回
+ }
+
+ @Override
+ public Uri insert(Uri uri, ContentValues values) {//.插入一个uri，uri是一个用于标识某一互联网资源名称的字符串
+ SQLiteDatabase db = mHelper.getWritableDatabase();//获得可写的数据库
+ long dataId = 0, noteId = 0, insertedId = 0;
+ switch (mMatcher.match(uri)) {//数据库的插入，用来存放数据
+ case URI_NOTE://.新增一个条目
+ insertedId = noteId = db.insert(TABLE.NOTE, null, values);//向note中插入新的条目
+ break;
+ case URI_DATA://通过Data查找
+ if (values.containsKey(DataColumns.NOTE_ID)) {//.检查便签id
+ noteId = values.getAsLong(DataColumns.NOTE_ID);//得到value的值并转换成long类型的
+ } else {//错误的数据格式，没有note的id
+ Log.d(TAG, "Wrong data format without note id:" + values.toString());//数据格式错误
+ }
+ insertedId = dataId = db.insert(TABLE.DATA, null, values);//.插入便签数据
+ break;
+ default:
+ throw new IllegalArgumentException("Unknown URI " + uri);//.抛出异常：未知的URI
+ }
+ // Notify the note uri
+ if (noteId > 0) {//更新内容
+ getContext().getContentResolver().notifyChange(/*getContext()是获得一个上下文对象（Context）
+ getContentResolver() 获得ContentResolver对 象
+ notifyChange更新ContextResolver对象里面的内容
+ 我们在ContentProvider的insert,update,delete等改变之后调用getContext().getContentResolver().notifyChange(uri, null);这样就通知那些监测databases变化的observer了*/
+ ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);//withAppendedId（Uri contentUri, long id）负责把id和contentUri连接成一个新的Uri
+ }
+
+ // Notify the data uri
+ if (dataId > 0) {//更新日期
+ getContext().getContentResolver().notifyChange(//同上，监听对象变化时，对观察者进行通知
+ ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);//返回插入的uri的路径
+ }
+
+ return ContentUris.withAppendedId(uri, insertedId);//最后返回插入uri的路径
+ }
+
+ @Override//删除一个uri
+ public int delete(Uri uri, String selection, String[] selectionArgs) {
+ int count = 0;//Uri代表要操作的数据，Android上可用的每种资源 -包括 图像、视频片段、音频资源等都可以用Uri来表示。
+ String id = null;
+ SQLiteDatabase db = mHelper.getWritableDatabase();//获得可写的数据库
+ boolean deleteData = false;//bool类型的常量，标志是否删除数据
+ switch (mMatcher.match(uri)) {//查找匹配的uri
+ case URI_NOTE://查找到不同类型的相应的uri后在数据库中删除
+ selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";//根据uri的类型有不同的selection格式，下同
+ count = db.delete(TABLE.NOTE, selection, selectionArgs);// 对该notes的uri进行删除
+ break;
+ case URI_NOTE_ITEM://通过条目查找得到
+ id = uri.getPathSegments().get(1);//取得要删除的Note项目的id
+ /**
+ * ID that smaller than 0 is system folder which is not allowed to
+ * trash
+ */
+ long noteId = Long.valueOf(id);//Long.valueOf(id)将string类型的字符串变为long类型
+ if (noteId <= 0) {//. ID小于0表示是系统文件夹，不能删除
+ break;
+ }
+ count = db.delete(TABLE.NOTE,//删除项目
+ NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
+ break;
+ case URI_DATA://通过数据查找到uri
+ count = db.delete(TABLE.DATA, selection, selectionArgs);//删除数据
+ deleteData = true;
+ break;
+ case URI_DATA_ITEM://删除uri标识的指定数据
+ id = uri.getPathSegments().get(1);//通过数据条目查找到
+ count = db.delete(TABLE.DATA,//删除
+ DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
+ deleteData = true;
+ break;
+ default://匹配失败，则报错
+ throw new IllegalArgumentException("Unknown URI " + uri);//未查找到相应的uri
+ }
+ if (count > 0) {//以上若进行了一次成功的修改，则count>0
+ if (deleteData) {//如果真的删除了数据，则要求监听器对观察者发送通知
+ getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);//所有修改要对观察者进行提醒
+ }
+ getContext().getContentResolver().notifyChange(uri, null);//对所有修改进行通知
+ }
+ return count;
+ }
+// 更新一个uri
+ @Override
+ public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
+ int count = 0;
+ String id = null;
+ SQLiteDatabase db = mHelper.getWritableDatabase();//获取可写数据库
+ boolean updateData = false;
+ switch (mMatcher.match(uri)) {//.根据不同的uri，更新数据库
+ case URI_NOTE://如果是便签类型，先升级，然后更新数据库
+ increaseNoteVersion(-1, selection, selectionArgs);//这个函数下文有定义，升级note版本
+ count = db.update(TABLE.NOTE, values, selection, selectionArgs);//数据更新
+ break;
+ case URI_NOTE_ITEM://便签条目类型，则先获取对应便签id，然后升级，更新数据库
+ id = uri.getPathSegments().get(1);//获取该item的id
+ increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
+ count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id//对notes item uri进行更新
+ + parseSelection(selection), selectionArgs);//将字符串解析成规定格式
+ break;//增加一个noteVersion
+ case URI_DATA:// 多个数据进行了修改
+ count = db.update(TABLE.DATA, values, selection, selectionArgs);//对该data的uri进行更新
+ updateData = true;
+ break;
+ case URI_DATA_ITEM://指定数据进行了修改
+ id = uri.getPathSegments().get(1);//获取该项目id并将其uri更新
+ count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
+ + parseSelection(selection), selectionArgs);
+ updateData = true;
+ break;
+ default://.匹配失败，则报错
+ throw new IllegalArgumentException("Unknown URI " + uri);//抛出错误：未知uri
+ }
+
+ if (count > 0) {//note更新
+ if (updateData) {//data更新
+ getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);//如果更新数据，所有修改要对观察者进行提醒
+ }
+ getContext().getContentResolver().notifyChange(uri, null);
+ }
+ return count;
+ }
+
+ private String parseSelection(String selection) {//将字符串解析成规定格式
+ return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");//更新便签版本
+ }
+
+ private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {//增加NoteVersion
+ StringBuilder sql = new StringBuilder(120);//创建Stringbuilder对象
+ sql.append("UPDATE ");//在数据库中添加内容
+ sql.append(TABLE.NOTE);
+ sql.append(" SET ");
+ sql.append(NoteColumns.VERSION);
+ sql.append("=" + NoteColumns.VERSION + "+1 ");
+
+ if (id > 0 || !TextUtils.isEmpty(selection)) {//操作条件selection不为空或者ID>0，增加WHERE语句
+ sql.append(" WHERE ");//sql添加where表明选取的范围
+ }
+ if (id > 0) {//.id>0:更新ID
+ sql.append(NoteColumns.ID + "=" + String.valueOf(id));
+ }
+ if (!TextUtils.isEmpty(selection)) {//输入的文本非空的条件下输入到数据库中
+ String selectString = id > 0 ? parseSelection(selection) : selection;// 根据id，判断selection的格式，
+ for (String args : selectionArgs) {
+ selectString = selectString.replaceFirst("\\?", args);//用args替换掉？的占位符
+ }
+ sql.append(selectString);//语句：增加selectString语句
+ }
+
+ mHelper.getWritableDatabase().execSQL(sql.toString());//execSQL()方法可以执行insert、delete、update和CREATE TABLE之类有更改行为的SQL语句
+ }
+
+ @Override
+ public String getType(Uri uri) {//仅仅只是声明gettype，并无其他操作
+ // TODO Auto-generated method stub
+ return null;//初始化，返回一个空指针
+ }
+
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/MetaData.java b/src/main/java/net/micode/notes/gtask/data/MetaData.java
new file mode 100644
index 0000000..8625cfd
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/MetaData.java
@@ -0,0 +1,115 @@
+/*
+ * 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.database.Cursor;
+import android.util.Log;
+
+import net.micode.notes.tool.GTaskStringUtils;
+
+import org.json.JSONException; //存储json对象的属性名（string类型）和属性值
+import org.json.JSONObject;
+
+/**
+ * 新建一个继承Task类的MetaData类，用于记录数据的变化，作为元数据类描述数据属性的信息
+ */
+public class MetaData extends Task {
+ private final static String TAG = MetaData.class.getSimpleName();
+
+ private String mRelatedGid = null;
+
+ /**
+ * 调用JSONObject库函数put ()，Task类中的setNotes ()和setName ()函数，实现设置数据，即生成元数据库
+ * @param gid
+ * @param metaInfo
+ */
+ public void setMeta(String gid, JSONObject metaInfo) {
+ try {
+ metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
+ } catch (JSONException e) {
+ Log.e(TAG, "failed to put related gid");
+ }
+ setNotes(metaInfo.toString());
+ setName(GTaskStringUtils.META_NOTE_NAME);
+ }
+
+ /**
+ * 获取相关联的Gid
+ * @return
+ */
+ public String getRelatedGid() {
+ return mRelatedGid;
+ }
+
+ /**
+ * 判断是否值得存放，即当前数据是否有效，若数据非空则返回真值
+ * @return
+ */
+ @Override
+ public boolean isWorthSaving() {
+ return getNotes() != null;
+ }
+
+ /**
+ * 使用本地json数据对象设置元数据内容，一般不会用到，若用到，则抛出异常
+ * @param js
+ */
+ @Override
+ public void setContentByRemoteJSON(JSONObject js) {
+ super.setContentByRemoteJSON(js);
+ if (getNotes() != null) {
+ try {
+ JSONObject metaInfo = new JSONObject(getNotes().trim());
+ mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
+ } catch (JSONException e) {
+ Log.w(TAG, "failed to get related gid");
+ mRelatedGid = null;
+ }
+ }
+ }
+
+ /**
+ * 以本地json设置元数据内容，并抛出错误
+ * @param js
+ */
+ @Override
+ public void setContentByLocalJSON(JSONObject js) {
+ // this function should not be called
+ throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
+ }
+
+ /**
+ * 从元数据内容中获取本地json对象，并抛出异常
+ * @return
+ */
+ @Override
+ public JSONObject getLocalJSONFromContent() {
+ throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
+ }
+
+ /**
+ * 获取同步动作状态，一般不会用到，若用到，则抛出异常
+ * @param c
+ * @return
+ */
+ @Override
+ public int getSyncAction(Cursor c) {
+ throw new IllegalAccessError("MetaData:getSyncAction should not be called");
+ }
+
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/Node.java b/src/main/java/net/micode/notes/gtask/data/Node.java
new file mode 100644
index 0000000..4b28dc4
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/Node.java
@@ -0,0 +1,123 @@
+/*
+ * 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;//引用cursor，此公用接口提供对数据库查询返回的结果集的随机读写访问。
+
+import org.json.JSONObject;
+
+/**
+ * 同步操作的基础数据类型，定义了相关指示同步操作的常量
+ */
+public abstract class Node {
+ public static final int SYNC_ACTION_NONE = 0;//本地云端无更新
+
+ public static final int SYNC_ACTION_ADD_REMOTE = 1;//需要在远程云端增加内容
+
+ public static final int SYNC_ACTION_ADD_LOCAL = 2;//需要在云端本地删除内容
+
+ public static final int SYNC_ACTION_DEL_REMOTE = 3;//需要在远程云端删除内容
+
+ public static final int SYNC_ACTION_DEL_LOCAL = 4;//需要在本地删除内容
+
+ 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;//同步出现冲突
+
+ public static final int SYNC_ACTION_ERROR = 8;//同步出现错误
+
+ private String mGid;//记录最后一次修改时间
+
+ private String mName;
+
+ private long mLastModified;//long类型 表明最后一次的修改的时间
+
+ private boolean mDeleted;//判断 表征是否被删除
+
+ /**
+ *.构造函数，进行初始化，界面没有，名字为空，最后一次修改时间为0（没有修改），表征是否删除。
+ */
+ public Node() {
+ mGid = null;
+ mName = "";
+ mLastModified = 0;
+ mDeleted = false;
+ }
+
+ public abstract JSONObject getCreateAction(int actionId);
+
+ public abstract JSONObject getUpdateAction(int actionId);
+
+ public abstract void setContentByRemoteJSON(JSONObject js);
+
+ public abstract void setContentByLocalJSON(JSONObject js);
+
+ public abstract JSONObject getLocalJSONFromContent();
+
+ public abstract int getSyncAction(Cursor c);
+
+ /**
+ * 设置 gid
+ * @param gid
+ */
+ public void setGid(String gid) {
+ this.mGid = gid;
+ }
+
+ /**
+ * 设置名称
+ * @param name
+ */
+ 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;
+ }
+
+ /**
+ * 获取最近创建时间标识
+ * @return
+ */
+ public long getLastModified() {
+ return this.mLastModified;
+ }
+
+ /**
+ * 获取删除标识
+ * @return
+ */
+ public boolean getDeleted() {
+ return this.mDeleted;
+ }
+
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/SqlData.java b/src/main/java/net/micode/notes/gtask/data/SqlData.java
new file mode 100644
index 0000000..a93ecfd
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/SqlData.java
@@ -0,0 +1,230 @@
+/*
+ * 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;
+
+/**
+ * 数据库中的基本数据
+ */
+public class SqlData {
+ private static final String TAG = SqlData.class.getSimpleName();//调用getSimpleName ()函数来得到类的简写名称存入字符串TAG中
+
+ private static final int INVALID_ID = -99999;
+ /**
+ * 新建一个字符串数组，集合了 interface DataColumns 中所有SF常量
+ */
+ public static final String[] PROJECTION_DATA = new String[] {
+ DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
+ DataColumns.DATA3
+ };
+ //以下五个变量作为sql表中5列的编号
+ 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;
+
+ private boolean mIsCreate;// 判断是否直接用Content生成，是为true，否则为false
+ //以下五个变量分别对应上述5列类型，用于构造SqlData，声明为private类型，以防止被恶意篡改。
+ private long mDataId;
+
+ private String mDataMimeType;
+
+ private String mDataContent;
+
+ private long mDataContentData1;
+
+ private String mDataContentData3;
+
+ private ContentValues mDiffDataValues;//定义mDiffDataValues用于构造SqiData，操作数据库
+
+ /**
+ * QLData的构造方式，只从上下文获取，初始化其中的变量
+ * @param context
+ */
+ public SqlData(Context context) {
+ mContentResolver = context.getContentResolver();
+ mIsCreate = true;
+ mDataId = INVALID_ID;
+ mDataMimeType = DataConstants.NOTE;
+ mDataContent = "";
+ mDataContentData1 = 0;
+ mDataContentData3 = "";
+ mDiffDataValues = new ContentValues();
+ }
+
+ /**
+ * 构造函数，初始化数据，参数类型分别为 Context 和 Cursor
+ * @param context
+ * @param c
+ */
+ public SqlData(Context context, Cursor c) {
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false;
+ loadFromCursor(c);
+ mDiffDataValues = new ContentValues();
+ }
+
+ /**
+ * 当前的光标处将五列的数据加载到该类的对象
+ * @param c
+ */
+ 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);
+ }
+
+ /**
+ *设置共享数据并提供异常抛出与处理机制
+ * @param js
+ * @throws JSONException
+ */
+ public void setContent(JSONObject js) throws JSONException {
+ long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;//如果传入的JSONObject对象有DataColumns.ID这一项，则设置dataID为这个ID，
+ 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;
+ /**
+ * 如果采用的是第一种SqlData构造方式，或者这个对象的MimeType不和共享数据一样，则将共享数据.MIME_TYPE加入数据库中
+ */
+ 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;//如果传入的JSONObject对象有DataColumn.DATA1一项，那么将其获取，否则。将其设置为0。
+ if (mIsCreate || mDataContentData1 != dataContentData1) {
+ mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
+ }
+ mDataContentData1 = dataContentData1;
+
+ String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";// 如果传入的JSONObject对象有DataColumn.DATA3一项，那么将其获取，否则。将其设置为""。
+ if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
+ mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
+ }
+ mDataContentData3 = dataContentData3;
+ }
+
+ /**
+ * 获取共享的数据内容，并提供异常抛出与处理机制
+ * @return
+ * @throws JSONException
+ */
+ public JSONObject getContent() throws JSONException {
+ if (mIsCreate) {
+ 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;
+ }
+
+ /**
+ * commit 函数用于把当前所做的修改保存到数据库
+ * @param noteId
+ * @param validateVersion
+ * @param version
+ */
+ public void commit(long noteId, boolean validateVersion, long version) {
+ /**
+ * 分两种构造方式进行不同的操作，之后进行异常处理并反馈错误信息
+ */
+ if (mIsCreate) {
+ if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
+ mDiffDataValues.remove(DataColumns.ID);
+ }
+
+ mDiffDataValues.put(DataColumns.NOTE_ID, noteId);//更新共享数据，键为NOTE_ID，值为noteId
+ Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
+ try {
+ mDataId = Long.valueOf(uri.getPathSegments().get(1));
+ } catch (NumberFormatException e) {
+ Log.e(TAG, "Get note id error :" + e.toString());
+ throw new ActionFailureException("create note failed");
+ }
+ } else {
+ /**
+ * 若共享数据存在，则通过内容解析器更新关于新URI的共享数据
+ */
+ if (mDiffDataValues.size() > 0) {
+ int result = 0;
+ if (!validateVersion) {
+ result = mContentResolver.update(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
+ } else {
+ result = mContentResolver.update(ContentUris.withAppendedId(
+ Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
+ " ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ + " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
+ String.valueOf(noteId), String.valueOf(version)
+ });
+ }
+ if (result == 0) {
+ Log.w(TAG, "there is no update. maybe user updates note when syncing");
+ }
+ }
+ }
+
+ mDiffDataValues.clear();
+ mIsCreate = false;
+ }
+
+ public long getId() {
+ return mDataId;
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/SqlNote.java b/src/main/java/net/micode/notes/gtask/data/SqlNote.java
new file mode 100644
index 0000000..890e9fc
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/SqlNote.java
@@ -0,0 +1,567 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.data;
+
+import android.appwidget.AppWidgetManager;
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.net.Uri;
+import android.util.Log;
+
+import net.micode.notes.data.Notes;
+import net.micode.notes.data.Notes.DataColumns;
+import net.micode.notes.data.Notes.NoteColumns;
+import net.micode.notes.gtask.exception.ActionFailureException;
+import net.micode.notes.tool.GTaskStringUtils;
+import net.micode.notes.tool.ResourceParser;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+
+/**
+ * 用于支持小米便签最底层的数据库相关操作，和sqldata的关系上是父集关系
+ */
+public class SqlNote {
+ private static final String TAG = SqlNote.class.getSimpleName();
+
+ private static final int INVALID_ID = -99999;
+ /**
+ * .集合了interface NoteColumns中所有SF常量
+ */
+ 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
+ };
+ //设置了17个列的序号
+ 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;
+ /**
+ * 定义对应上述17个内部变量，帮助构造sqlnote
+ */
+ private Context mContext;
+
+ private ContentResolver mContentResolver;
+
+ private boolean mIsCreate;
+
+ private long mId;
+
+ private long mAlertDate;
+
+ private int mBgColorId;
+
+ private long mCreatedDate;
+
+ private int mHasAttachment;
+
+ private long mModifiedDate;
+
+ private long mParentId;
+
+ private String mSnippet;
+
+ private int mType;
+
+ private int mWidgetId;
+
+ private int mWidgetType;
+
+ private long mOriginParent;
+
+ private long mVersion;
+
+ private ContentValues mDiffNoteValues;
+
+ private ArrayList mDataList;
+
+ /**
+ * 构造函数对所有的变量进行初始化
+ * @param context
+ */
+ public SqlNote(Context context) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = true;
+ mId = INVALID_ID;
+ mAlertDate = 0;
+ mBgColorId = ResourceParser.getDefaultBgId(context);
+ 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();
+ }
+
+ /**
+ * 构造函数 多数变量通过cursor指向的一条记录直接进行初始化
+ * @param context
+ * @param c 数据库的cursor
+ */
+ public SqlNote(Context context, Cursor c) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false;
+ loadFromCursor(c);
+ mDataList = new ArrayList();
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent();
+ mDiffNoteValues = new ContentValues();
+ }
+
+ /**
+ * 构造函数，对 id 指向的对象进行初始化
+ * @param context
+ * @param id
+ */
+ public SqlNote(Context context, long id) {
+ mContext = context;
+ mContentResolver = context.getContentResolver();
+ mIsCreate = false;
+ loadFromCursor(id);
+ mDataList = new ArrayList();
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent();
+ mDiffNoteValues = new ContentValues();
+
+ }
+
+ /**
+ * 通过id从cursor加载数据
+ * @param id
+ */
+ private void loadFromCursor(long id) {
+ Cursor c = null;
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
+ new String[] {
+ String.valueOf(id)
+ }, null);
+ if (c != null) {
+ c.moveToNext();
+ loadFromCursor(c);
+ } else {
+ Log.w(TAG, "loadFromCursor: cursor = null");
+ }
+ } finally {
+ if (c != null)
+ c.close();
+ }
+ }
+
+ /**
+ * 通过游标从光标处加载数据
+ * @param c
+ */
+ private void loadFromCursor(Cursor c) {
+ 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);
+ }
+
+ /**
+ * 通过content机制获取共享数据并加载到数据库当前游标处
+ */
+ private void loadDataContent() {
+ Cursor c = null;
+ mDataList.clear();
+ try {
+ c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
+ "(note_id=?)", new String[] {
+ String.valueOf(mId)
+ }, null);
+ if (c != null) {
+ if (c.getCount() == 0) {
+ Log.w(TAG, "it seems that the note has not data");
+ return;
+ }
+ while (c.moveToNext()) {
+ SqlData data = new SqlData(mContext, c);
+ mDataList.add(data);
+ }
+ } else {
+ Log.w(TAG, "loadDataContent: cursor = null");
+ }
+ } finally {
+ if (c != null)
+ c.close();
+ }
+ }
+
+ /**
+ * 设置通过content机制用于共享的数据信息
+ * @param js
+ * @return
+ */
+ public boolean setContent(JSONObject js) {
+ try {
+ JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+ if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { //不能设置系统文件
+ Log.w(TAG, "cannot set system folder");
+ } else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { //文件夹只能更新摘要和类型
+ // for folder we can only update the snnipet and type
+ String snippet = note.has(NoteColumns.SNIPPET) ? note
+ .getString(NoteColumns.SNIPPET) : "";
+ if (mIsCreate || !mSnippet.equals(snippet)) { //如果没有创建或者该摘要没有匹配原摘要则将其加入解析器
+ mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
+ }
+ mSnippet = snippet;
+
+ int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
+ : Notes.TYPE_NOTE;
+ if (mIsCreate || mType != type) { //如果是新建的或 type 不匹配
+ mDiffNoteValues.put(NoteColumns.TYPE, type);
+ }
+ mType = type;
+ } else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) { //如果note是便签
+ JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
+ long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
+ if (mIsCreate || mId != id) {
+ mDiffNoteValues.put(NoteColumns.ID, id); //对背景颜色操作
+ }
+ mId = id;
+
+ long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
+ .getLong(NoteColumns.ALERTED_DATE) : 0;
+ if (mIsCreate || mAlertDate != alertDate) { //. 如果只是通过上下文对note进行数据库操作，或者该提醒日期与原提醒日期不相同
+ 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) { //背景颜色
+ 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) { //创建日期
+ 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) { //布尔值
+ 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) { //父节点ID与原父节点ID不相同
+ mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
+ }
+ mParentId = parentId;
+
+ String snippet = note.has(NoteColumns.SNIPPET) ? note //对摘要操作
+ .getString(NoteColumns.SNIPPET) : "";
+ if (mIsCreate || !mSnippet.equals(snippet)) { //文本片段
+ mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
+ }
+ mSnippet = snippet;
+
+ int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE) //对类型操作
+ : 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)//获取数据的小部件ID
+ : AppWidgetManager.INVALID_APPWIDGET_ID;
+ if (mIsCreate || mWidgetId != widgetId) { //小部件ID与原小部件ID不相同
+ 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;
+ /**
+ * 遍历 dataArray，查找 id 为 dataId 的数据
+ */
+ for (int i = 0; i < dataArray.length(); i++) {
+ JSONObject data = dataArray.getJSONObject(i);
+ SqlData sqlData = null;
+ if (data.has(DataColumns.ID)) {
+ long dataId = data.getLong(DataColumns.ID);
+ for (SqlData temp : mDataList) {
+ if (dataId == temp.getId()) {
+ sqlData = temp;
+ }
+ }
+ }
+
+ if (sqlData == null) {
+ sqlData = new SqlData(mContext);
+ mDataList.add(sqlData);
+ }
+
+ sqlData.setContent(data);
+ }
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * 获取content机制提供的数据并加载到note中
+ * @return
+ */
+ public JSONObject getContent() {
+ try {
+ JSONObject js = new JSONObject();
+
+ if (mIsCreate) {
+ Log.e(TAG, "it seems that we haven't created this in database yet");
+ return null;
+ }
+
+ JSONObject note = new JSONObject();
+ if (mType == Notes.TYPE_NOTE) {
+ //这个对象的13项按键值对方式加入note中
+ 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);
+
+ JSONArray dataArray = new JSONArray();
+ for (SqlData sqlData : mDataList) {
+ JSONObject data = sqlData.getContent();
+ if (data != null) {
+ dataArray.put(data);
+ }
+ }
+ js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
+ /**
+ * 对于文件夹类型或者系统文件夹类型，将id，类型，以及摘要，存入jsonobject,然后对应META_HEAD_NOTE键，存入共享，其实也只有那么多可以传输
+ */
+ } else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
+ 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;
+ }
+
+ /**
+ * 给当前id设置父id
+ * @param id
+ */
+ public void setParentId(long id) {
+ mParentId = id;
+ mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
+ }
+
+ public void setGtaskId(String gid) {
+ mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
+ }
+
+ /**
+ * 给当前id设置同步id
+ * @param syncId
+ */
+ public void setSyncId(long syncId) {
+ mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
+ }
+
+ /**
+ * 初始化本地修改，即撤销所有当前修改
+ */
+ public void resetLocalModified() {
+ mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
+ }
+
+ public long getId() {
+ return mId;
+ }
+
+ public long getParentId() {
+ return mParentId;
+ }
+
+ public String getSnippet() {
+ return mSnippet;
+ }
+
+ public boolean isNoteType() {
+ return mType == Notes.TYPE_NOTE;
+ }
+
+ /**
+ * commit函数用于把当前造作所做的修改保存到数据库
+ * @param validateVersion
+ */
+ public void commit(boolean validateVersion) {
+ if (mIsCreate) {
+ //代码块：如果是一个无效的id并且还含有这个id，就将它移除
+ if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
+ mDiffNoteValues.remove(NoteColumns.ID);
+ }
+
+ Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
+ try {
+ mId = Long.valueOf(uri.getPathSegments().get(1));//强制转换path为id ，Long型
+ } catch (NumberFormatException e) {//捕获异常，转换出错，显示错误“获取note的id出现错误”
+ Log.e(TAG, "Get note id error :" + e.toString());
+ throw new ActionFailureException("create note failed");
+ }
+ if (mId == 0) {
+ throw new IllegalStateException("Create thread id failed");
+ }
+
+ if (mType == Notes.TYPE_NOTE) {
+ for (SqlData sqlData : mDataList) {
+ sqlData.commit(mId, false, -1);
+ }
+ }
+ } else {
+ if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {//如果该便签ID是无效ID，报错：没有这个便签
+ Log.e(TAG, "No such note");
+ throw new IllegalStateException("Try to update note with invalid id");
+ }
+ if (mDiffNoteValues.size() > 0) {
+ mVersion ++;
+ int result = 0;
+ if (!validateVersion) { //构造字符串
+ result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ + NoteColumns.ID + "=?)", new String[] {
+ String.valueOf(mId)
+ });
+ } else { //如果是有效版本：
+ result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ + NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)", //更新内容解析器：存入便签内容uri，便签ID，便签版本，mID，mVersion
+ 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);
+ }
+ }
+ }
+
+ // refresh local info
+ loadFromCursor(mId);
+ if (mType == Notes.TYPE_NOTE)
+ loadDataContent(); //.获取共享数据并加载到数据库
+
+ mDiffNoteValues.clear();
+ mIsCreate = false;
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/Task.java b/src/main/java/net/micode/notes/gtask/data/Task.java
new file mode 100644
index 0000000..af77361
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/Task.java
@@ -0,0 +1,398 @@
+/*
+ * 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;
+
+/**
+ * 创建Task类（继承父类Node）
+ */
+public class Task extends Node {
+ private static final String TAG = Task.class.getSimpleName();//调用getSimpleName ()函数得到类简称存入字符串TAG中
+
+ private boolean mCompleted;
+
+ private String mNotes;
+
+ private JSONObject mMetaInfo;
+
+ private Task mPriorSibling;
+
+ private TaskList mParent;
+
+ /**
+ * 构造函数
+ */
+ public Task() {
+ super();
+ mCompleted = false;
+ mNotes = null;
+ mPriorSibling = null;
+ mParent = null;
+ mMetaInfo = null;
+ }
+
+ /**
+ * 对操作号即actionId 进行一些操作的公用函数
+ * @param actionId
+ * @return
+ */
+ public JSONObject getCreateAction(int actionId) {
+ JSONObject js = new JSONObject();
+ //共享数据存入动作类型
+ try {
+ // action_type
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
+
+ // action_id
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ //存放的是("index",)
+ js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
+
+ //.创建一个新的JSONObject命名为 entity
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
+ 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());
+ }
+ js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
+
+ // .存入父id
+ js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
+
+ // 存进的是（"dest_parent_type","GROUP"）
+ js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
+ GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
+
+ // list_id存入列表id
+ js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
+
+ // 前一个task存在，则存入其id
+ if (mPriorSibling != null) {
+ js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
+ }
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("fail to generate task-create jsonobject");
+ }
+
+ return js;
+ }
+
+ /**
+ * 接收更新action
+ * @param actionId
+ * @return
+ */
+ public JSONObject getUpdateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // action_type
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
+
+ // action_id
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // id
+ js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
+
+ // entity_delta
+ 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;
+ }
+
+ /**
+ * 通过云端传输的数据设置内容
+ * @param js
+ */
+ public void setContentByRemoteJSON(JSONObject js) {
+ if (js != null) {
+ try {
+ // id
+ if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
+ setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
+ }
+
+ // 设置last_modified
+ if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
+ setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
+ }
+
+ // name
+ if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
+ setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
+ }
+
+ // 设置notes
+ if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
+ setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
+ }
+
+ // deleted
+ if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
+ setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
+ }
+
+ // completed
+ 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");
+ }
+ }
+ }
+
+ /**
+ * .通过本地的json设置内容
+ * @param js
+ */
+ public void setContentByLocalJSON(JSONObject js) {
+ if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
+ || !js.has(GTaskStringUtils.META_HEAD_DATA)) {
+ Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
+ }
+
+ try {
+ 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;
+ }
+
+ for (int i = 0; i < dataArray.length(); i++) {
+ JSONObject data = dataArray.getJSONObject(i);
+ /**
+ * 遍历 dataArray 查找与数据库中DataConstants.NOTE 记录信息一致的 data
+ */
+ if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
+ setName(data.getString(DataColumns.CONTENT));
+ break;
+ }
+ }
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+ }
+
+ /**
+ * 通过内容更新本地的jsonobject
+ * @return
+ */
+ public JSONObject getLocalJSONFromContent() {
+ String name = getName();
+ try {
+ if (mMetaInfo == null) {
+ // new task created from web
+ if (name == null) {
+ Log.w(TAG, "the note seems to be an empty one");
+ return null;
+ }
+
+ JSONObject js = new JSONObject();
+ JSONObject note = new JSONObject();
+ JSONArray dataArray = new JSONArray();
+ JSONObject data = new JSONObject();
+ data.put(DataColumns.CONTENT, name);
+ 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 {
+ // 完成同步工作
+ 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);
+ 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;
+ }
+ }
+
+ /**
+ * .设置元数据信息
+ * @param metaData
+ */
+ 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;
+ }
+ }
+ }
+
+ /**
+ * 设置同步action
+ * @param c
+ * @return
+ */
+ public int getSyncAction(Cursor c) {
+ try {
+ JSONObject noteInfo = null;
+ //元数据信息不为空并且元数据信息还含有“META_HEAD_NOTE”，说明便签存在
+ if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
+ noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+ }
+
+ if (noteInfo == null) {
+ Log.w(TAG, "it seems that note meta has been deleted");
+ return SYNC_ACTION_UPDATE_REMOTE;
+ }
+
+ if (!noteInfo.has(NoteColumns.ID)) {
+ Log.w(TAG, "remote note id seems to be deleted");
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+
+ // validate the note id now
+ if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
+ Log.w(TAG, "note id doesn't match");
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+
+ if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
+ // there is no local update
+ /**
+ * 匹配失败，返回更新本地数据的同步行
+ */
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ // no update both side
+ return SYNC_ACTION_NONE;
+ } else {
+ // apply remote to local
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+ } else {
+ // validate gtask id
+ if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
+ Log.e(TAG, "gtask id doesn't match");
+ return SYNC_ACTION_ERROR;
+ }
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ // local modification only
+ return SYNC_ACTION_UPDATE_REMOTE;
+ } else {
+ return SYNC_ACTION_UPDATE_CONFLICT;
+ }
+ }
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+
+ return SYNC_ACTION_ERROR;
+ }
+
+ /**
+ * 可以保存的情况
+ * @return
+ */
+ public boolean isWorthSaving() {
+ return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
+ || (getNotes() != null && getNotes().trim().length() > 0);
+ }
+ //以下的函数基本都是完成数据反馈和状态判断的函数
+ 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;// 获取优先兄弟列表。
+ }
+
+ public TaskList getParent() { //获取父节点列表
+ return this.mParent;
+ }
+
+}
diff --git a/src/main/java/net/micode/notes/gtask/data/TaskList.java b/src/main/java/net/micode/notes/gtask/data/TaskList.java
new file mode 100644
index 0000000..a7644fb
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/data/TaskList.java
@@ -0,0 +1,413 @@
+/*
+ * 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;
+
+/**
+ * 创建继承 Node的任务表类
+ */
+public class TaskList extends Node {
+ private static final String TAG = TaskList.class.getSimpleName();
+
+ private int mIndex;
+
+ private ArrayList mChildren;
+
+ /**
+ * 构造方法，调用父类构造方法，同时初始化自身特有元素
+ */
+ public TaskList() {
+ super();
+ mChildren = new ArrayList();
+ mIndex = 1;
+ }
+
+ /**
+ * 生成并返回一个包含了一定数据的JSONObject实体
+ * @param actionId
+ * @return
+ */
+ public JSONObject getCreateAction(int actionId) {
+ JSONObject js = new JSONObject();
+
+ try {
+ // action_type
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
+
+ // action_id
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);//语句：这里放入动作的编号
+
+ // index
+ js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
+
+ // entity_delta 语句：新建一个新的JSONObject对象，用于存放一些不同的数据。最后这个结构会被放入之前创建的js对象中，一起返回
+ JSONObject entity = new JSONObject();
+ entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
+ entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
+ 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;
+ }
+
+ /**
+ * 接受更新action，返回jsonobject
+ * @param actionId
+ * @return
+ */
+ public JSONObject getUpdateAction(int actionId) {
+ JSONObject js = new JSONObject();
+ //将各种信息存入js
+ try {
+ // action_type
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
+
+ // action_id
+ js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
+
+ // id
+ js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
+
+ // entity_delta
+ 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;
+ }
+
+ /**
+ * 接受更新action，返回jsonobject
+ * @param js
+ */
+ public void setContentByRemoteJSON(JSONObject js) {
+ //判断js对象是否为空，如果为空即没有内容就不需要进行设置了
+ if (js != null) {
+ try {
+ // id
+ if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
+ setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
+ }
+
+ // last_modified
+ if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
+ setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
+ }
+
+ // name
+ 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");
+ }
+ }
+ }
+
+ /**
+ * 通过本地 JSON 数据设置对象 js 内容
+ * @param js
+ */
+ public void setContentByLocalJSON(JSONObject js) {
+ if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {//.若 js 创建失败或 js 中不存在 META_HEAD_NOTE信息
+ Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
+ }
+
+ try {
+ JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
+
+ if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {//.若为一般类型的文件夹
+ String name = folder.getString(NoteColumns.SNIPPET);
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
+ } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {//代码块：对于系统性文件夹设置名称
+ if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER)
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT);
+ else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER)
+ setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_CALL_NOTE);
+ else
+ Log.e(TAG, "invalid system folder");
+ } else {
+ Log.e(TAG, "error type");
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ }
+ }
+
+ /**
+ * 通过 Content 机制获取本地 JSON 数据
+ * @return
+ */
+ public JSONObject getLocalJSONFromContent() {
+ try {
+ JSONObject js = new JSONObject();
+ JSONObject folder = new JSONObject();
+
+ String folderName = getName();
+ //如果这个文件名字是以"[MIUI_Notes]"开头，说明文件名字应该去掉这个前缀
+ if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
+ folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
+ folderName.length());
+ folder.put(NoteColumns.SNIPPET, folderName);
+ //当获取的文件夹名称是以"Default"或"Call_Note开头，则为系统文件夹。否则为一般文件夹
+ 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;
+ }
+ }
+//通过 cursor 获取同步信息
+ public int getSyncAction(Cursor c) {
+ try {
+ if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
+ // there is no local update
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ // no update both side
+ return SYNC_ACTION_NONE;
+ } else {
+ // a返回更新本地数据的同步行为
+ return SYNC_ACTION_UPDATE_LOCAL;
+ }
+ } else {
+ // validate gtask id
+ if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
+ Log.e(TAG, "gtask id doesn't match");
+ return SYNC_ACTION_ERROR;
+ }
+ if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
+ //云端同步更新成功
+ return SYNC_ACTION_UPDATE_REMOTE;
+ } else {
+ // for folder conflicts, just apply local modification
+ 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();
+ }
+
+ /**
+ * 在当前任务表末尾添加新的任务。
+ * @param task
+ * @return
+ */
+ public boolean addChildTask(Task task) {
+ boolean ret = false;
+ if (task != null && !mChildren.contains(task)) {
+ ret = mChildren.add(task);
+ if (ret) {
+ // 设置优先兄弟与父节点
+ task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
+ .get(mChildren.size() - 1));
+ task.setParent(this);
+ }
+ }
+ return ret;
+ }
+
+ /**
+ * 在当前任务表的指定位置添加新的任务，index是指针
+ * @param task
+ * @param index
+ * @return
+ */
+ public boolean addChildTask(Task task, int index) {
+ //无效的索引导致添加子任务失败
+ if (index < 0 || index > mChildren.size()) {
+ Log.e(TAG, "add child task: invalid index");
+ return false;
+ }
+
+ int pos = mChildren.indexOf(task);//获取要添加的任务在任务表中的位置
+ if (task != null && pos == -1) {
+ mChildren.add(index, task);//在索引位置添加任务
+
+ // update the task list
+ 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);//使得三个任务前后连在一块
+ if (afterTask != null)
+ afterTask.setPriorSibling(task);
+ }
+
+ return true;
+ }
+
+ /**
+ * 删除TaskList中的一个Task
+ * @param task
+ * @return
+ */
+ public boolean removeChildTask(Task task) {
+ boolean ret = false;
+ int index = mChildren.indexOf(task);
+ if (index != -1) {
+ ret = mChildren.remove(task);
+
+ if (ret) {
+ // reset prior sibling and parent
+ task.setPriorSibling(null);
+ task.setParent(null);
+
+ // update the task list
+ if (index != mChildren.size()) {
+ mChildren.get(index).setPriorSibling(
+ index == 0 ? null : mChildren.get(index - 1));
+ }
+ }
+ }
+ return ret;
+ }
+
+ public boolean moveChildTask(Task task, int index) {
+
+ if (index < 0 || index >= mChildren.size()) {
+ Log.e(TAG, "move child task: invalid index");
+ return false;
+ }
+ //所要查找的子任务不存在，返回假值
+ int pos = mChildren.indexOf(task);
+ if (pos == -1) {
+ Log.e(TAG, "move child task: the task should in the list");
+ return false;
+ }
+
+ if (pos == index)
+ return true;
+ return (removeChildTask(task) && addChildTask(task, index));
+ }
+
+ /**
+ * 按gid寻找Task
+ * @param gid
+ * @return
+ */
+ 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);
+ }
+
+ /**
+ * 返回指定index的Task
+ * @param index
+ * @return
+ */
+ public Task getChildTaskByIndex(int index) {
+ if (index < 0 || index >= mChildren.size()) {
+ Log.e(TAG, "getTaskByIndex: invalid index");
+ return null;
+ }
+ return mChildren.get(index);
+ }
+
+ /**
+ * 返回指定index的Task
+ * @param gid
+ * @return
+ */
+ public Task getChilTaskByGid(String gid) {
+ for (Task task : mChildren) {
+ if (task.getGid().equals(gid))
+ return task;
+ }
+ return null;
+ }
+
+ /**
+ * 获取子任务列表
+ * @return
+ */
+ public ArrayList getChildTaskList() {
+ return this.mChildren;
+ }
+
+ /**
+ * 设置任务索引
+ * @param index
+ */
+ public void setIndex(int index) {
+ this.mIndex = index;
+ }
+
+ public int getIndex() {
+ return this.mIndex;
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/exception/ActionFailureException.java b/src/main/java/net/micode/notes/gtask/exception/ActionFailureException.java
new file mode 100644
index 0000000..4b466a7
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/exception/ActionFailureException.java
@@ -0,0 +1,37 @@
+/*
+ * 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.
+ */
+//小米便签行为异常处理
+package net.micode.notes.gtask.exception;
+
+/**
+ *从RuntimeException类派生出ActionFailureException类，用来处理行为异常
+ */
+public class ActionFailureException extends RuntimeException {
+
+ private static final long serialVersionUID = 4425249765923293627L;//serialVersionUID相当于java类的身份证，主要用于版本控制。验证版本一致性，如果不一致会导致反序列化的时候版本不一致的异常。
+//交给父类的构造函数（包括下面的两个构造函数）
+ public ActionFailureException() {
+ super();
+ }
+
+ public ActionFailureException(String paramString) {
+ super(paramString);
+ }
+
+ public ActionFailureException(String paramString, Throwable paramThrowable) {
+ super(paramString, paramThrowable);
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/exception/NetworkFailureException.java b/src/main/java/net/micode/notes/gtask/exception/NetworkFailureException.java
new file mode 100644
index 0000000..d61c6ca
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/exception/NetworkFailureException.java
@@ -0,0 +1,36 @@
+/*
+ * 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;
+
+/**
+ * 从Exception类派生出NetworkFailureException类，用来处理网络异常
+ */
+public class NetworkFailureException extends Exception {
+ private static final long serialVersionUID = 2107610287180234136L;//serialVersionUID作用是序列化时保持版本的兼容性，即在版本升级时反序列化仍保持对象的唯一性
+//NetworkFailureException类构造函数，调用父类构造函数，此处相当于Exception ( )
+ public NetworkFailureException() {
+ super();
+ }
+
+ public NetworkFailureException(String paramString) {
+ super(paramString);
+ }
+
+ public NetworkFailureException(String paramString, Throwable paramThrowable) {
+ super(paramString, paramThrowable);
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/remote/GTaskASyncTask.java b/src/main/java/net/micode/notes/gtask/remote/GTaskASyncTask.java
new file mode 100644
index 0000000..c88878d
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/remote/GTaskASyncTask.java
@@ -0,0 +1,139 @@
+
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.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;
+
+/**
+ * 异步操作类，实现GTask的异步操作过程
+ */
+public class GTaskASyncTask extends AsyncTask {
+
+ private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
+ //初始化异步功能
+ public interface OnCompleteListener {
+ void onComplete();
+ }
+
+ private Context mContext;//文本内容
+
+ private NotificationManager mNotifiManager;//对象： 通知管理器类的实例化
+
+ private GTaskManager mTaskManager;//实例化任务管理器
+
+
+ private OnCompleteListener mOnCompleteListener;//实例化是否完成的监听器
+
+ /**
+ * GTaskASyncTask类的构造函数
+ * @param context
+ * @param listener
+ */
+ public GTaskASyncTask(Context context, OnCompleteListener listener) {
+ mContext = context;
+ mOnCompleteListener = listener;
+ mNotifiManager = (NotificationManager) mContext
+ .getSystemService(Context.NOTIFICATION_SERVICE);
+ mTaskManager = GTaskManager.getInstance();
+ }
+ //取消同步
+ public void cancelSync() {
+ mTaskManager.cancelSync();
+ }
+ //显示消息
+ public void publishProgess(String message) {
+ publishProgress(new String[] {
+ message
+ });
+ }
+ //显示通知
+ private void showNotification(int tickerId, String content) {
+ PendingIntent pendingIntent;
+ //若同步不成功，则从系统获得一个对象来启动NotesPreferenceActivity
+ if (tickerId != R.string.ticker_success) {
+ pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+ NotesPreferenceActivity.class), 0);
+ //若同步成功，则从系统中获得一个对象来启动NotesListActivity
+ } else {
+ pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+ NotesListActivity.class), 0);
+ }
+ // 设置最新事件信息
+ Notification.Builder builder = new Notification.Builder(mContext)
+ .setAutoCancel(true)
+ .setContentTitle(mContext.getString(R.string.app_name))
+ .setContentText(content)
+ .setContentIntent(pendingIntent)
+ .setWhen(System.currentTimeMillis())
+ .setOngoing(true);
+ Notification notification=builder.getNotification();
+ mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
+ }
+ //在后台执行，完成主要工作
+ @Override
+ protected Integer doInBackground(Void... unused) {
+ publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
+ .getSyncAccountName(mContext)));
+ return mTaskManager.sync(mContext, this);
+ }
+ //显示进度的更新
+ @Override
+ protected void onProgressUpdate(String... progress) {
+ showNotification(R.string.ticker_syncing, progress[0]);
+ if (mContext instanceof GTaskSyncService) {
+ ((GTaskSyncService) mContext).sendBroadcast(progress[0]);
+ }
+ }
+ //用于在执行完后台任务后更新UI,显示结果即进度条
+ @Override
+ protected void onPostExecute(Integer result) {
+ //同步成功，显示相应的东西。
+ if (result == GTaskManager.STATE_SUCCESS) {
+ showNotification(R.string.ticker_success, mContext.getString(
+ R.string.success_sync_account, mTaskManager.getSyncAccount()));
+ NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
+ //因网络错误而同步失败
+ } else if (result == GTaskManager.STATE_NETWORK_ERROR) {
+ showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
+ //网络错误导致同步错误。
+ } else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
+ showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
+ //软件内部错误
+ } else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
+ showNotification(R.string.ticker_cancel, mContext
+ .getString(R.string.error_sync_cancelled));
+ }
+ if (mOnCompleteListener != null) {
+ new Thread(new Runnable() {
+
+ public void run() {
+ mOnCompleteListener.onComplete();
+ }
+ }).start();
+ }
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/remote/GTaskClient.java b/src/main/java/net/micode/notes/gtask/remote/GTaskClient.java
new file mode 100644
index 0000000..c67dfdf
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/remote/GTaskClient.java
@@ -0,0 +1,585 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.remote;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.accounts.AccountManagerFuture;
+import android.app.Activity;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.Log;
+
+import net.micode.notes.gtask.data.Node;
+import net.micode.notes.gtask.data.Task;
+import net.micode.notes.gtask.data.TaskList;
+import net.micode.notes.gtask.exception.ActionFailureException;
+import net.micode.notes.gtask.exception.NetworkFailureException;
+import net.micode.notes.tool.GTaskStringUtils;
+import net.micode.notes.ui.NotesPreferenceActivity;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.cookie.Cookie;
+import org.apache.http.impl.client.BasicCookieStore;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.message.BasicNameValuePair;
+import org.apache.http.params.BasicHttpParams;
+import org.apache.http.params.HttpConnectionParams;
+import org.apache.http.params.HttpParams;
+import org.apache.http.params.HttpProtocolParams;
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.zip.GZIPInputStream;
+import java.util.zip.Inflater;
+import java.util.zip.InflaterInputStream;
+
+
+public class GTaskClient {
+ private static final String TAG = GTaskClient.class.getSimpleName();
+
+ private static final String GTASK_URL = "https://mail.google.com/tasks/";
+
+ private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
+
+ private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
+
+ private static GTaskClient mInstance = null;
+
+ private DefaultHttpClient mHttpClient;
+
+ private String mGetUrl;
+
+ private String mPostUrl;
+
+ private long mClientVersion;
+
+ private boolean mLoggedin;
+
+ private long mLastLoginTime;
+
+ private int mActionId;
+
+ private Account mAccount;
+
+ private JSONArray mUpdateArray;
+
+ private GTaskClient() {
+ mHttpClient = null;
+ mGetUrl = GTASK_GET_URL;
+ mPostUrl = GTASK_POST_URL;
+ mClientVersion = -1;
+ mLoggedin = false;
+ mLastLoginTime = 0;
+ mActionId = 1;
+ mAccount = null;
+ mUpdateArray = null;
+ }
+
+ public static synchronized GTaskClient getInstance() {
+ if (mInstance == null) {
+ mInstance = new GTaskClient();
+ }
+ return mInstance;
+ }
+
+ public boolean login(Activity activity) {
+ // we suppose that the cookie would expire after 5 minutes
+ // then we need to re-login
+ final long interval = 1000 * 60 * 5;
+ if (mLastLoginTime + interval < System.currentTimeMillis()) {
+ mLoggedin = false;
+ }
+
+ // need to re-login after account switch
+ if (mLoggedin
+ && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
+ .getSyncAccountName(activity))) {
+ mLoggedin = false;
+ }
+
+ if (mLoggedin) {
+ Log.d(TAG, "already logged in");
+ return true;
+ }
+
+ mLastLoginTime = System.currentTimeMillis();
+ String authToken = loginGoogleAccount(activity, false);
+ if (authToken == null) {
+ Log.e(TAG, "login google account failed");
+ return false;
+ }
+
+ // login with custom domain if necessary
+ if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
+ .endsWith("googlemail.com"))) {
+ StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
+ int index = mAccount.name.indexOf('@') + 1;
+ String suffix = mAccount.name.substring(index);
+ url.append(suffix + "/");
+ mGetUrl = url.toString() + "ig";
+ mPostUrl = url.toString() + "r/ig";
+
+ if (tryToLoginGtask(activity, authToken)) {
+ mLoggedin = true;
+ }
+ }
+
+ // try to login with google official url
+ if (!mLoggedin) {
+ mGetUrl = GTASK_GET_URL;
+ mPostUrl = GTASK_POST_URL;
+ if (!tryToLoginGtask(activity, authToken)) {
+ return false;
+ }
+ }
+
+ mLoggedin = true;
+ return true;
+ }
+
+ private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
+ String authToken;
+ AccountManager accountManager = AccountManager.get(activity);
+ Account[] accounts = accountManager.getAccountsByType("com.google");
+
+ if (accounts.length == 0) {
+ Log.e(TAG, "there is no available google account");
+ return null;
+ }
+
+ String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
+ Account account = null;
+ for (Account a : accounts) {
+ if (a.name.equals(accountName)) {
+ account = a;
+ break;
+ }
+ }
+ if (account != null) {
+ mAccount = account;
+ } else {
+ Log.e(TAG, "unable to get an account with the same name in the settings");
+ return null;
+ }
+
+ // get the token now
+ AccountManagerFuture accountManagerFuture = accountManager.getAuthToken(account,
+ "goanna_mobile", null, activity, null, null);
+ try {
+ Bundle authTokenBundle = accountManagerFuture.getResult();
+ authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
+ if (invalidateToken) {
+ accountManager.invalidateAuthToken("com.google", authToken);
+ loginGoogleAccount(activity, false);
+ }
+ } catch (Exception e) {
+ Log.e(TAG, "get auth token failed");
+ authToken = null;
+ }
+
+ return authToken;
+ }
+
+ private boolean tryToLoginGtask(Activity activity, String authToken) {
+ if (!loginGtask(authToken)) {
+ // maybe the auth token is out of date, now let's invalidate the
+ // token and try again
+ authToken = loginGoogleAccount(activity, true);
+ if (authToken == null) {
+ Log.e(TAG, "login google account failed");
+ return false;
+ }
+
+ if (!loginGtask(authToken)) {
+ Log.e(TAG, "login gtask failed");
+ return false;
+ }
+ }
+ return true;
+ }
+
+ private boolean loginGtask(String authToken) {
+ int timeoutConnection = 10000;
+ int timeoutSocket = 15000;
+ HttpParams httpParameters = new BasicHttpParams();
+ HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
+ HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
+ mHttpClient = new DefaultHttpClient(httpParameters);
+ BasicCookieStore localBasicCookieStore = new BasicCookieStore();
+ mHttpClient.setCookieStore(localBasicCookieStore);
+ HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
+
+ // login gtask
+ try {
+ String loginUrl = mGetUrl + "?auth=" + authToken;
+ HttpGet httpGet = new HttpGet(loginUrl);
+ HttpResponse response = null;
+ response = mHttpClient.execute(httpGet);
+
+ // get the cookie now
+ List cookies = mHttpClient.getCookieStore().getCookies();
+ boolean hasAuthCookie = false;
+ for (Cookie cookie : cookies) {
+ if (cookie.getName().contains("GTL")) {
+ hasAuthCookie = true;
+ }
+ }
+ if (!hasAuthCookie) {
+ Log.w(TAG, "it seems that there is no auth cookie");
+ }
+
+ // get the client version
+ String resString = getResponseContent(response.getEntity());
+ String jsBegin = "_setup(";
+ String jsEnd = ")}";
+ int begin = resString.indexOf(jsBegin);
+ int end = resString.lastIndexOf(jsEnd);
+ String jsString = null;
+ if (begin != -1 && end != -1 && begin < end) {
+ jsString = resString.substring(begin + jsBegin.length(), end);
+ }
+ JSONObject js = new JSONObject(jsString);
+ mClientVersion = js.getLong("v");
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return false;
+ } catch (Exception e) {
+ // simply catch all exceptions
+ Log.e(TAG, "httpget gtask_url failed");
+ return false;
+ }
+
+ return true;
+ }
+
+ private int getActionId() {
+ return mActionId++;
+ }
+
+ private HttpPost createHttpPost() {
+ HttpPost httpPost = new HttpPost(mPostUrl);
+ httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
+ httpPost.setHeader("AT", "1");
+ return httpPost;
+ }
+
+ private String getResponseContent(HttpEntity entity) throws IOException {
+ String contentEncoding = null;
+ if (entity.getContentEncoding() != null) {
+ contentEncoding = entity.getContentEncoding().getValue();
+ Log.d(TAG, "encoding: " + contentEncoding);
+ }
+
+ InputStream input = entity.getContent();
+ if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
+ input = new GZIPInputStream(entity.getContent());
+ } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
+ Inflater inflater = new Inflater(true);
+ input = new InflaterInputStream(entity.getContent(), inflater);
+ }
+
+ try {
+ InputStreamReader isr = new InputStreamReader(input);
+ BufferedReader br = new BufferedReader(isr);
+ StringBuilder sb = new StringBuilder();
+
+ while (true) {
+ String buff = br.readLine();
+ if (buff == null) {
+ return sb.toString();
+ }
+ sb = sb.append(buff);
+ }
+ } finally {
+ input.close();
+ }
+ }
+
+ private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
+ if (!mLoggedin) {
+ Log.e(TAG, "please login first");
+ throw new ActionFailureException("not logged in");
+ }
+
+ HttpPost httpPost = createHttpPost();
+ try {
+ LinkedList list = new LinkedList();
+ list.add(new BasicNameValuePair("r", js.toString()));
+ UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
+ httpPost.setEntity(entity);
+
+ // execute the post
+ HttpResponse response = mHttpClient.execute(httpPost);
+ String jsString = getResponseContent(response.getEntity());
+ return new JSONObject(jsString);
+
+ } catch (ClientProtocolException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("postRequest failed");
+ } catch (IOException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("postRequest failed");
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("unable to convert response content to jsonobject");
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("error occurs when posting request");
+ }
+ }
+
+ public void createTask(Task task) throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+
+ // action_list
+ actionList.put(task.getCreateAction(getActionId()));
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ // client_version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ // post
+ JSONObject jsResponse = postRequest(jsPost);
+ JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
+ GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
+ 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");
+ }
+ }
+
+ public void createTaskList(TaskList tasklist) throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+
+ // action_list
+ actionList.put(tasklist.getCreateAction(getActionId()));
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ // client version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ // post
+ JSONObject jsResponse = postRequest(jsPost);
+ JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
+ GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
+ tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("create tasklist: handing jsonobject failed");
+ }
+ }
+
+ public void commitUpdate() throws NetworkFailureException {
+ if (mUpdateArray != null) {
+ try {
+ JSONObject jsPost = new JSONObject();
+
+ // action_list
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
+
+ // client_version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+ mUpdateArray = null;
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("commit update: handing jsonobject failed");
+ }
+ }
+ }
+
+ public void addUpdateNode(Node node) throws NetworkFailureException {
+ if (node != null) {
+ // too many update items may result in an error
+ // set max to 10 items
+ if (mUpdateArray != null && mUpdateArray.length() > 10) {
+ commitUpdate();
+ }
+
+ if (mUpdateArray == null)
+ mUpdateArray = new JSONArray();
+ mUpdateArray.put(node.getUpdateAction(getActionId()));
+ }
+ }
+
+ public void moveTask(Task task, TaskList preParent, TaskList curParent)
+ throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+ JSONObject action = new JSONObject();
+
+ // action_list
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
+ action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
+ if (preParent == curParent && task.getPriorSibling() != null) {
+ // put prioring_sibing_id only if moving within the tasklist and
+ // it is not the first one
+ action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
+ }
+ action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
+ action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
+ if (preParent != curParent) {
+ // put the dest_list only if moving between tasklists
+ action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
+ }
+ actionList.put(action);
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ // client_version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("move task: handing jsonobject failed");
+ }
+ }
+
+ public void deleteNode(Node node) throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+
+ // action_list
+ node.setDeleted(true);
+ actionList.put(node.getUpdateAction(getActionId()));
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ // client_version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ postRequest(jsPost);
+ mUpdateArray = null;
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("delete node: handing jsonobject failed");
+ }
+ }
+
+ public JSONArray getTaskLists() throws NetworkFailureException {
+ if (!mLoggedin) {
+ Log.e(TAG, "please login first");
+ throw new ActionFailureException("not logged in");
+ }
+
+ try {
+ HttpGet httpGet = new HttpGet(mGetUrl);
+ HttpResponse response = null;
+ response = mHttpClient.execute(httpGet);
+
+ // get the task list
+ String resString = getResponseContent(response.getEntity());
+ String jsBegin = "_setup(";
+ String jsEnd = ")}";
+ int begin = resString.indexOf(jsBegin);
+ int end = resString.lastIndexOf(jsEnd);
+ String jsString = null;
+ if (begin != -1 && end != -1 && begin < end) {
+ jsString = resString.substring(begin + jsBegin.length(), end);
+ }
+ JSONObject js = new JSONObject(jsString);
+ return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
+ } catch (ClientProtocolException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("gettasklists: httpget failed");
+ } catch (IOException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new NetworkFailureException("gettasklists: httpget failed");
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("get task lists: handing jasonobject failed");
+ }
+ }
+
+ public JSONArray getTaskList(String listGid) throws NetworkFailureException {
+ commitUpdate();
+ try {
+ JSONObject jsPost = new JSONObject();
+ JSONArray actionList = new JSONArray();
+ JSONObject action = new JSONObject();
+
+ // action_list
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
+ GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
+ action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
+ action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
+ action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
+ actionList.put(action);
+ jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
+
+ // client_version
+ jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
+
+ JSONObject jsResponse = postRequest(jsPost);
+ return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("get task list: handing jsonobject failed");
+ }
+ }
+
+ public Account getSyncAccount() {
+ return mAccount;
+ }
+
+ public void resetUpdateArray() {
+ mUpdateArray = null;
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/remote/GTaskManager.java b/src/main/java/net/micode/notes/gtask/remote/GTaskManager.java
new file mode 100644
index 0000000..d2b4082
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/remote/GTaskManager.java
@@ -0,0 +1,800 @@
+/*
+ * 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;
+
+
+public class GTaskManager {
+ private static final String TAG = GTaskManager.class.getSimpleName();
+
+ public static final int STATE_SUCCESS = 0;
+
+ public static final int STATE_NETWORK_ERROR = 1;
+
+ public static final int STATE_INTERNAL_ERROR = 2;
+
+ public static final int STATE_SYNC_IN_PROGRESS = 3;
+
+ public static final int STATE_SYNC_CANCELLED = 4;
+
+ private static GTaskManager mInstance = null;
+
+ private Activity mActivity;
+
+ private Context mContext;
+
+ private ContentResolver mContentResolver;
+
+ private boolean mSyncing;
+
+ private boolean mCancelled;
+
+ private HashMap mGTaskListHashMap;
+
+ private HashMap mGTaskHashMap;
+
+ private HashMap mMetaHashMap;
+
+ private TaskList mMetaList;
+
+ private HashSet mLocalDeleteIdMap;
+
+ private HashMap mGidToNid;
+
+ private HashMap mNidToGid;
+
+ private GTaskManager() {
+ mSyncing = false;
+ mCancelled = false;
+ mGTaskListHashMap = new HashMap();
+ mGTaskHashMap = new HashMap();
+ mMetaHashMap = new HashMap();
+ mMetaList = null;
+ mLocalDeleteIdMap = new HashSet();
+ mGidToNid = new HashMap();
+ mNidToGid = new HashMap();
+ }
+
+ public static synchronized GTaskManager getInstance() {
+ if (mInstance == null) {
+ mInstance = new GTaskManager();
+ }
+ return mInstance;
+ }
+
+ public synchronized void setActivityContext(Activity activity) {
+ // used for getting authtoken
+ mActivity = activity;
+ }
+
+ public int sync(Context context, GTaskASyncTask asyncTask) {
+ if (mSyncing) {
+ Log.d(TAG, "Sync is in progress");
+ return STATE_SYNC_IN_PROGRESS;
+ }
+ mContext = context;
+ mContentResolver = mContext.getContentResolver();
+ mSyncing = true;
+ mCancelled = false;
+ mGTaskListHashMap.clear();
+ mGTaskHashMap.clear();
+ mMetaHashMap.clear();
+ mLocalDeleteIdMap.clear();
+ mGidToNid.clear();
+ mNidToGid.clear();
+
+ try {
+ GTaskClient client = GTaskClient.getInstance();
+ client.resetUpdateArray();
+
+ // login google task
+ if (!mCancelled) {
+ if (!client.login(mActivity)) {
+ throw new NetworkFailureException("login google task failed");
+ }
+ }
+
+ // get the task list from google
+ asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list));
+ initGTaskList();
+
+ // do content sync work
+ asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing));
+ syncContent();
+ } catch (NetworkFailureException e) {
+ Log.e(TAG, e.toString());
+ return STATE_NETWORK_ERROR;
+ } catch (ActionFailureException e) {
+ Log.e(TAG, e.toString());
+ return STATE_INTERNAL_ERROR;
+ } catch (Exception e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ return STATE_INTERNAL_ERROR;
+ } finally {
+ mGTaskListHashMap.clear();
+ mGTaskHashMap.clear();
+ mMetaHashMap.clear();
+ mLocalDeleteIdMap.clear();
+ mGidToNid.clear();
+ mNidToGid.clear();
+ mSyncing = false;
+ }
+
+ return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
+ }
+
+ private void initGTaskList() throws NetworkFailureException {
+ if (mCancelled)
+ return;
+ GTaskClient client = GTaskClient.getInstance();
+ try {
+ JSONArray jsTaskLists = client.getTaskLists();
+
+ // init meta list first
+ mMetaList = null;
+ for (int i = 0; i < jsTaskLists.length(); i++) {
+ JSONObject object = jsTaskLists.getJSONObject(i);
+ String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
+ String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
+
+ if (name
+ .equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
+ mMetaList = new TaskList();
+ mMetaList.setContentByRemoteJSON(object);
+
+ // load meta data
+ JSONArray jsMetas = client.getTaskList(gid);
+ for (int j = 0; j < jsMetas.length(); j++) {
+ object = (JSONObject) jsMetas.getJSONObject(j);
+ MetaData metaData = new MetaData();
+ metaData.setContentByRemoteJSON(object);
+ if (metaData.isWorthSaving()) {
+ mMetaList.addChildTask(metaData);
+ if (metaData.getGid() != null) {
+ mMetaHashMap.put(metaData.getRelatedGid(), metaData);
+ }
+ }
+ }
+ }
+ }
+
+ // create meta list if not existed
+ if (mMetaList == null) {
+ mMetaList = new TaskList();
+ mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_META);
+ GTaskClient.getInstance().createTaskList(mMetaList);
+ }
+
+ // init task list
+ 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);
+
+ if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)
+ && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ + GTaskStringUtils.FOLDER_META)) {
+ TaskList tasklist = new TaskList();
+ tasklist.setContentByRemoteJSON(object);
+ mGTaskListHashMap.put(gid, tasklist);
+ mGTaskHashMap.put(gid, tasklist);
+
+ // load tasks
+ JSONArray jsTasks = client.getTaskList(gid);
+ for (int j = 0; j < jsTasks.length(); j++) {
+ object = (JSONObject) jsTasks.getJSONObject(j);
+ gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
+ Task task = new Task();
+ task.setContentByRemoteJSON(object);
+ if (task.isWorthSaving()) {
+ task.setMetaInfo(mMetaHashMap.get(gid));
+ tasklist.addChildTask(task);
+ mGTaskHashMap.put(gid, task);
+ }
+ }
+ }
+ }
+ } catch (JSONException e) {
+ Log.e(TAG, e.toString());
+ e.printStackTrace();
+ throw new ActionFailureException("initGTaskList: handing JSONObject failed");
+ }
+ }
+
+ private void syncContent() throws NetworkFailureException {
+ int syncType;
+ Cursor c = null;
+ String gid;
+ Node node;
+
+ mLocalDeleteIdMap.clear();
+
+ if (mCancelled) {
+ return;
+ }
+
+ // for local deleted note
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type<>? AND parent_id=?)", new String[] {
+ String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, null);
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c);
+ }
+
+ mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
+ }
+ } else {
+ Log.w(TAG, "failed to query trash folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // sync folder first
+ syncFolder();
+
+ // for note existing in database
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type=? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_NOTE), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
+ mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
+ syncType = node.getSyncAction(c);
+ } else {
+ if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
+ // local add
+ syncType = Node.SYNC_ACTION_ADD_REMOTE;
+ } else {
+ // remote delete
+ syncType = Node.SYNC_ACTION_DEL_LOCAL;
+ }
+ }
+ doContentSync(syncType, node, c);
+ }
+ } else {
+ Log.w(TAG, "failed to query existing note in database");
+ }
+
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // go through remaining items
+ Iterator> iter = mGTaskHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ node = entry.getValue();
+ doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
+ }
+
+ // mCancelled can be set by another thread, so we neet to check one by
+ // one
+ // clear local delete table
+ if (!mCancelled) {
+ if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) {
+ throw new ActionFailureException("failed to batch-delete local deleted notes");
+ }
+ }
+
+ // refresh local sync id
+ if (!mCancelled) {
+ GTaskClient.getInstance().commitUpdate();
+ refreshLocalSyncId();
+ }
+
+ }
+
+ private void syncFolder() throws NetworkFailureException {
+ Cursor c = null;
+ String gid;
+ Node node;
+ int syncType;
+
+ if (mCancelled) {
+ return;
+ }
+
+ // for root folder
+ try {
+ c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
+ Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
+ if (c != null) {
+ c.moveToNext();
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER);
+ mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid);
+ // for system folder, only update remote name if necessary
+ if (!node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT))
+ doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
+ } else {
+ doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
+ }
+ } else {
+ Log.w(TAG, "failed to query root folder");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+
+ // for call-note folder
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
+ new String[] {
+ String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
+ }, null);
+ if (c != null) {
+ if (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER);
+ mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid);
+ // for system folder, only update remote name if
+ // necessary
+ 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;
+ }
+ }
+
+ // for local existing folders
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type=? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
+ mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
+ syncType = node.getSyncAction(c);
+ } else {
+ if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
+ // local add
+ syncType = Node.SYNC_ACTION_ADD_REMOTE;
+ } else {
+ // remote delete
+ 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;
+ }
+ }
+
+ // for remote add folders
+ Iterator> iter = mGTaskListHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ gid = entry.getKey();
+ node = entry.getValue();
+ if (mGTaskHashMap.containsKey(gid)) {
+ mGTaskHashMap.remove(gid);
+ doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
+ }
+ }
+
+ if (!mCancelled)
+ GTaskClient.getInstance().commitUpdate();
+ }
+
+ private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ MetaData meta;
+ switch (syncType) {
+ case Node.SYNC_ACTION_ADD_LOCAL:
+ addLocalNode(node);
+ break;
+ case Node.SYNC_ACTION_ADD_REMOTE:
+ addRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_DEL_LOCAL:
+ meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN));
+ if (meta != null) {
+ GTaskClient.getInstance().deleteNode(meta);
+ }
+ mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
+ break;
+ case Node.SYNC_ACTION_DEL_REMOTE:
+ meta = mMetaHashMap.get(node.getGid());
+ if (meta != null) {
+ GTaskClient.getInstance().deleteNode(meta);
+ }
+ GTaskClient.getInstance().deleteNode(node);
+ break;
+ case Node.SYNC_ACTION_UPDATE_LOCAL:
+ updateLocalNode(node, c);
+ break;
+ case Node.SYNC_ACTION_UPDATE_REMOTE:
+ updateRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_UPDATE_CONFLICT:
+ // merging both modifications maybe a good idea
+ // right now just use local update simply
+ updateRemoteNode(node, c);
+ break;
+ case Node.SYNC_ACTION_NONE:
+ break;
+ case Node.SYNC_ACTION_ERROR:
+ default:
+ throw new ActionFailureException("unkown sync action type");
+ }
+ }
+
+ private void addLocalNode(Node node) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote;
+ if (node instanceof TaskList) {
+ if (node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
+ sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER);
+ } else if (node.getName().equals(
+ GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
+ sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER);
+ } else {
+ sqlNote = new SqlNote(mContext);
+ sqlNote.setContent(node.getLocalJSONFromContent());
+ sqlNote.setParentId(Notes.ID_ROOT_FOLDER);
+ }
+ } else {
+ sqlNote = new SqlNote(mContext);
+ 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)) {
+ // the id is not available, have to create a new one
+ note.remove(NoteColumns.ID);
+ }
+ }
+ }
+
+ 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)) {
+ // the data id is not available, have to create
+ // a new one
+ data.remove(DataColumns.ID);
+ }
+ }
+ }
+
+ }
+ } catch (JSONException e) {
+ Log.w(TAG, e.toString());
+ e.printStackTrace();
+ }
+ sqlNote.setContent(js);
+
+ Long parentId = mGidToNid.get(((Task) node).getParent().getGid());
+ if (parentId == null) {
+ Log.e(TAG, "cannot find task's parent id locally");
+ throw new ActionFailureException("cannot add local node");
+ }
+ sqlNote.setParentId(parentId.longValue());
+ }
+
+ // create the local node
+ sqlNote.setGtaskId(node.getGid());
+ sqlNote.commit(false);
+
+ // update gid-nid mapping
+ mGidToNid.put(node.getGid(), sqlNote.getId());
+ mNidToGid.put(sqlNote.getId(), node.getGid());
+
+ // update meta
+ updateRemoteMeta(node.getGid(), sqlNote);
+ }
+
+ private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote;
+ // update the note locally
+ sqlNote = new SqlNote(mContext, c);
+ sqlNote.setContent(node.getLocalJSONFromContent());
+
+ Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid())
+ : new Long(Notes.ID_ROOT_FOLDER);
+ if (parentId == null) {
+ Log.e(TAG, "cannot find task's parent id locally");
+ throw new ActionFailureException("cannot update local node");
+ }
+ sqlNote.setParentId(parentId.longValue());
+ sqlNote.commit(true);
+
+ // update meta info
+ updateRemoteMeta(node.getGid(), sqlNote);
+ }
+
+ private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote = new SqlNote(mContext, c);
+ Node n;
+
+ // update remotely
+ if (sqlNote.isNoteType()) {
+ Task task = new Task();
+ task.setContentByLocalJSON(sqlNote.getContent());
+
+ String parentGid = mNidToGid.get(sqlNote.getParentId());
+ if (parentGid == null) {
+ Log.e(TAG, "cannot find task's parent tasklist");
+ throw new ActionFailureException("cannot add remote task");
+ }
+ mGTaskListHashMap.get(parentGid).addChildTask(task);
+
+ GTaskClient.getInstance().createTask(task);
+ n = (Node) task;
+
+ // add meta
+ updateRemoteMeta(task.getGid(), sqlNote);
+ } else {
+ TaskList tasklist = null;
+
+ // we need to skip folder if it has already existed
+ String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
+ if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
+ folderName += GTaskStringUtils.FOLDER_DEFAULT;
+ else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER)
+ folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
+ else
+ folderName += sqlNote.getSnippet();
+
+ Iterator> iter = mGTaskListHashMap.entrySet().iterator();
+ while (iter.hasNext()) {
+ Map.Entry entry = iter.next();
+ String gid = entry.getKey();
+ TaskList list = entry.getValue();
+
+ if (list.getName().equals(folderName)) {
+ tasklist = list;
+ if (mGTaskHashMap.containsKey(gid)) {
+ mGTaskHashMap.remove(gid);
+ }
+ break;
+ }
+ }
+
+ // no match we can add now
+ if (tasklist == null) {
+ tasklist = new TaskList();
+ tasklist.setContentByLocalJSON(sqlNote.getContent());
+ GTaskClient.getInstance().createTaskList(tasklist);
+ mGTaskListHashMap.put(tasklist.getGid(), tasklist);
+ }
+ n = (Node) tasklist;
+ }
+
+ // update local note
+ sqlNote.setGtaskId(n.getGid());
+ sqlNote.commit(false);
+ sqlNote.resetLocalModified();
+ sqlNote.commit(true);
+
+ // gid-id mapping
+ mGidToNid.put(n.getGid(), sqlNote.getId());
+ mNidToGid.put(sqlNote.getId(), n.getGid());
+ }
+
+ private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ SqlNote sqlNote = new SqlNote(mContext, c);
+
+ // update remotely
+ node.setContentByLocalJSON(sqlNote.getContent());
+ GTaskClient.getInstance().addUpdateNode(node);
+
+ // update meta
+ updateRemoteMeta(node.getGid(), sqlNote);
+
+ // move task if necessary
+ if (sqlNote.isNoteType()) {
+ Task task = (Task) node;
+ TaskList preParentList = task.getParent();
+
+ String curParentGid = mNidToGid.get(sqlNote.getParentId());
+ if (curParentGid == null) {
+ Log.e(TAG, "cannot find task's parent tasklist");
+ throw new ActionFailureException("cannot update remote task");
+ }
+ TaskList curParentList = mGTaskListHashMap.get(curParentGid);
+
+ if (preParentList != curParentList) {
+ preParentList.removeChildTask(task);
+ curParentList.addChildTask(task);
+ GTaskClient.getInstance().moveTask(task, preParentList, curParentList);
+ }
+ }
+
+ // clear local modified flag
+ sqlNote.resetLocalModified();
+ sqlNote.commit(true);
+ }
+
+ private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
+ if (sqlNote != null && sqlNote.isNoteType()) {
+ MetaData metaData = mMetaHashMap.get(gid);
+ if (metaData != null) {
+ metaData.setMeta(gid, sqlNote.getContent());
+ GTaskClient.getInstance().addUpdateNode(metaData);
+ } else {
+ metaData = new MetaData();
+ metaData.setMeta(gid, sqlNote.getContent());
+ mMetaList.addChildTask(metaData);
+ mMetaHashMap.put(gid, metaData);
+ GTaskClient.getInstance().createTask(metaData);
+ }
+ }
+ }
+
+ private void refreshLocalSyncId() throws NetworkFailureException {
+ if (mCancelled) {
+ return;
+ }
+
+ // get the latest gtask list
+ mGTaskHashMap.clear();
+ mGTaskListHashMap.clear();
+ mMetaHashMap.clear();
+ initGTaskList();
+
+ Cursor c = null;
+ try {
+ c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
+ "(type<>? AND parent_id<>?)", new String[] {
+ String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
+ }, NoteColumns.TYPE + " DESC");
+ if (c != null) {
+ while (c.moveToNext()) {
+ String gid = c.getString(SqlNote.GTASK_ID_COLUMN);
+ Node node = mGTaskHashMap.get(gid);
+ if (node != null) {
+ mGTaskHashMap.remove(gid);
+ ContentValues values = new ContentValues();
+ values.put(NoteColumns.SYNC_ID, node.getLastModified());
+ mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
+ c.getLong(SqlNote.ID_COLUMN)), values, null, null);
+ } else {
+ Log.e(TAG, "something is missed");
+ throw new ActionFailureException(
+ "some local items don't have gid after sync");
+ }
+ }
+ } else {
+ Log.w(TAG, "failed to query local note to refresh sync id");
+ }
+ } finally {
+ if (c != null) {
+ c.close();
+ c = null;
+ }
+ }
+ }
+
+ public String getSyncAccount() {
+ return GTaskClient.getInstance().getSyncAccount().name;
+ }
+
+ public void cancelSync() {
+ mCancelled = true;
+ }
+}
diff --git a/src/main/java/net/micode/notes/gtask/remote/GTaskSyncService.java b/src/main/java/net/micode/notes/gtask/remote/GTaskSyncService.java
new file mode 100644
index 0000000..cca36f7
--- /dev/null
+++ b/src/main/java/net/micode/notes/gtask/remote/GTaskSyncService.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.micode.notes.gtask.remote;
+
+import android.app.Activity;
+import android.app.Service;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.IBinder;
+
+public class GTaskSyncService extends Service {
+ public final static String ACTION_STRING_NAME = "sync_action_type";
+
+ public final static int ACTION_START_SYNC = 0;
+
+ public final static int ACTION_CANCEL_SYNC = 1;
+
+ public final static int ACTION_INVALID = 2;
+
+ public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service";
+
+ public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing";
+
+ public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
+
+ private static GTaskASyncTask mSyncTask = null;
+
+ private static String mSyncProgress = "";
+
+ private void startSync() {
+ if (mSyncTask == null) {
+ mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
+ public void onComplete() {
+ mSyncTask = null;
+ sendBroadcast("");
+ stopSelf();
+ }
+ });
+ sendBroadcast("");
+ mSyncTask.execute();
+ }
+ }
+
+ private void cancelSync() {
+ if (mSyncTask != null) {
+ mSyncTask.cancelSync();
+ }
+ }
+
+ @Override
+ public void onCreate() {
+ mSyncTask = null;
+ }
+
+ @Override
+ public int onStartCommand(Intent intent, int flags, int startId) {
+ Bundle bundle = intent.getExtras();
+ if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
+ switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
+ case ACTION_START_SYNC:
+ startSync();
+ break;
+ case ACTION_CANCEL_SYNC:
+ cancelSync();
+ break;
+ default:
+ break;
+ }
+ return START_STICKY;
+ }
+ return super.onStartCommand(intent, flags, startId);
+ }
+
+ @Override
+ public void onLowMemory() {
+ if (mSyncTask != null) {
+ mSyncTask.cancelSync();
+ }
+ }
+
+ public IBinder onBind(Intent intent) {
+ return null;
+ }
+
+ public void sendBroadcast(String msg) {
+ mSyncProgress = msg;
+ Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
+ intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
+ intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
+ sendBroadcast(intent);
+ }
+
+ public static void startSync(Activity activity) {
+ GTaskManager.getInstance().setActivityContext(activity);
+ Intent intent = new Intent(activity, GTaskSyncService.class);
+ intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
+ activity.startService(intent);
+ }
+
+ public static void cancelSync(Context context) {
+ Intent intent = new Intent(context, GTaskSyncService.class);
+ intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
+ context.startService(intent);
+ }
+
+ public static boolean isSyncing() {
+ return mSyncTask != null;
+ }
+
+ public static String getProgressString() {
+ return mSyncProgress;
+ }
+}
diff --git a/src/main/java/net/micode/notes/model/Note.java b/src/main/java/net/micode/notes/model/Note.java
new file mode 100644
index 0000000..6706cf6
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/model/WorkingNote.java b/src/main/java/net/micode/notes/model/WorkingNote.java
new file mode 100644
index 0000000..be081e4
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/tool/BackupUtils.java b/src/main/java/net/micode/notes/tool/BackupUtils.java
new file mode 100644
index 0000000..b60a071
--- /dev/null
+++ b/src/main/java/net/micode/notes/tool/BackupUtils.java
@@ -0,0 +1,350 @@
+/*
+ * 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.
+ */ //打开网站
+//打开网站
+package net.micode.notes.tool;//定义小米便签类：功能类
+//.调用了Android的包
+import android.content.Context;//导入所需类
+import android.database.Cursor;//android查询数据库类
+import android.os.Environment;//安卓操作系统环境包
+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 {// 类：备份工具类，从备份文件中恢复便签
+ private static final String TAG = "BackupUtils";//实例化一个backupUtils的对象
+ // Singleton stuff
+ private static BackupUtils sInstance;//同步线程锁，其他试图访问该方法的线程将受到阻塞
+
+ public static synchronized BackupUtils getInstance(Context context) {//.如果当前备份不存在，则新声明一个
+ if (sInstance == null) {//若当前备份不存在，则新声明一个
+ sInstance = new BackupUtils(context);//如果没有备份文件，则进行声明
+ }
+ return sInstance;//我的标注
+ }
+
+ /**
+ * Following states are signs to represents backup or restore 以下状态表示备份或恢复
+ * status
+ */
+ // Currently, the sdcard is not mounted
+ public static final int STATE_SD_CARD_UNMOUONTED = 0;//备份文件夹不存在
+ // The backup file not exist
+ public static final int STATE_BACKUP_FILE_NOT_EXIST = 1;//数据已被破坏，可能被修改
+ // The data is not well formated, may be changed by other programs
+ public static final int STATE_DATA_DESTROIED = 2;//系统出现错误
+ // Some run-time exception which causes restore or backup fails
+ public static final int STATE_SYSTEM_ERROR = 3;//导出成功
+ // Backup or restore success
+ public static final int STATE_SUCCESS = 4;//变量：表示备份成功
+
+ private TextExport mTextExport;//实例化一个TextExport的对象mTextExport
+
+ private BackupUtils(Context context) {//初始化函数
+
+ mTextExport = new TextExport(context);//初始化函数
+ }
+
+ private static boolean externalStorageAvailable() {//外部存储设备是否有效
+ return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());//函数：根据外部存储设备的状态判断是否可以存储
+ }
+
+ public int exportToText() {//输出至文本
+
+ return mTextExport.exportToText();//返回输出文本后的状态（以上定义的五种状态中一种）
+ }
+
+ public String getExportedTextFileName() {//获取输出的文本文件名
+
+ return mTextExport.mFileName;
+ }
+
+ public String getExportedTextFileDir() {//返回文件的路径
+
+ return mTextExport.mFileDirectory;
+ }
+
+ private static class TextExport {//内部类：文本输出定义笔记ID、修改日期等，笔记、内容、日期、电话号码的数据和格式等常量
+ private static final String[] NOTE_PROJECTION = {//定义了一个数组储存便签的信息
+ NoteColumns.ID,
+ NoteColumns.MODIFIED_DATE,
+ NoteColumns.SNIPPET,
+ NoteColumns.TYPE
+ };//下面三行初始化note数组里的属性值
+
+ private static final int NOTE_COLUMN_ID = 0;//定义了一个数组储存的是数据的信息
+
+ private static final int NOTE_COLUMN_MODIFIED_DATE = 1;//下面几行同样初始化data数组里属性值
+
+ private static final int NOTE_COLUMN_SNIPPET = 2;//初始化上述一些参数
+
+ private static final String[] DATA_PROJECTION = {//数据在数据库中的信息
+ DataColumns.CONTENT,
+ DataColumns.MIME_TYPE,// 变量：该资源的媒体类型，决定怎么用这个资源
+ DataColumns.DATA1,//. 数据列组1
+ DataColumns.DATA2,
+ DataColumns.DATA3,
+ DataColumns.DATA4,
+ };//context类实例用于传递内容
+// 标识设定：数据内容标识为0；媒体类型标识为1；访问日期标识为2；电话号码标识为4；
+ 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;//文档格式标识：名称=>0;日期=>1;内容=>2
+ private static final int FORMAT_FOLDER_NAME = 0;//之前文件名格式赋值为0
+ private static final int FORMAT_NOTE_DATE = 1;//便签内容数据格式
+ private static final int FORMAT_NOTE_CONTENT = 2;//便签目录格式
+
+ private Context mContext;// 为该类定义一个私有的上下文类
+ private String mFileName;//定义文件名
+ private String mFileDirectory;//定义一个文件名的字符串
+
+ public TextExport(Context context) {//.从context类实例中获取信息，给对应的属性赋初始值
+ TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);//根据文件定义的地址处获取文件格式的数组
+ mContext = context;//文件内容为便签内容
+ mFileName = "";//文件名初始化为空
+ mFileDirectory = "";// 文件路径初始化为空
+ }
+
+ private String getFormat(int id) {//.获取文本组成部分
+
+ return TEXT_FORMAT[id];
+ }
+
+ /**
+ * Export the folder identified by folder id to text 输出文件夹
+ */
+ private void exportFolderToText(String folderId, PrintStream ps) {//.通过查询parent id是文件夹id的note来选出制定ID文件夹下的Note
+ // Query notes belong to this folder
+ Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI,//光标移动到文件夹ID处
+ NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] {
+ folderId
+ }, null);//如果查询结果非空那么按照时间格式输出最后修改的时间
+
+ if (notesCursor != null) {//ps里面保存有这份note的日期
+ if (notesCursor.moveToFirst()) {//设置noteID然后查看note的数据
+ do {
+ // Print note's last modified date
+ ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(//函数：打印最后修改日期
+ 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);//代码块：通过将便签内容打印到屏幕上检查是不是这个note的数据
+ exportNoteToText(noteId, ps);//通过打印输出流输出到文本中
+ } while (notesCursor.moveToNext());//语句：遍历这个文件夹底下所有的便签
+ }
+ notesCursor.close();//关闭游标
+ }
+ }
+
+ /**
+ * Export note identified by id to a print stream
+ */
+ private void exportNoteToText(String noteId, PrintStream ps) {//函数：将便签的内容以文本的形式显示在屏幕上。比如电话号码、打电话的日期等。
+ Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI,
+ DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] {
+ noteId
+ }, null);
+
+ if (dataCursor != null) {//如果数据游标不为空
+ if (dataCursor.moveToFirst()) {//如果游标执行到第一步
+ do {
+ String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);// 获得便签的媒体类型
+ if (DataConstants.CALL_NOTE.equals(mimeType)) {// 语句：判断便签的内容，如果是电话记录，那么在这一个代码块内打印
+ // Print phone number
+ String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER);//电话号码、通话记录、便签数据内容赋值
+ long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE);//获取通话时间
+ String location = dataCursor.getString(DATA_COLUMN_CONTENT);//获取地址
+
+ if (!TextUtils.isEmpty(phoneNumber)) {//判断是否是空字符
+ ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),//输出电话号码phoneNumber
+ phoneNumber));
+ }
+ // Print call date
+ ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat//输出calldate
+ .format(mContext.getString(R.string.format_datetime_mdhm),
+ callDate)));
+ // Print call attachment location
+ if (!TextUtils.isEmpty(location)) {//输出位置location
+ ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),//打印便签格式和位置信息
+ location));
+ }
+ } else if (DataConstants.NOTE.equals(mimeType)) {//语句：如果是便签的内容，那么直接输出便签里面包含的东西
+ String content = dataCursor.getString(DATA_COLUMN_CONTENT);
+ if (!TextUtils.isEmpty(content)) {//如果便签内容不为空值
+ ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),//将note内容输出到PrintStream流中
+ content));
+ }//文本间进行空行
+ }
+ } while (dataCursor.moveToNext());//光标下移
+ }
+ dataCursor.close();//关闭游标
+ }
+ // print a line separator between note
+ try {//语句块：在note下面输出一条线
+ ps.write(new byte[] {//在note下面输出一条线
+ Character.LINE_SEPARATOR, Character.LETTER_NUMBER
+ });
+ } catch (IOException e) {// 代码块：获取错误信息
+ Log.e(TAG, e.toString());//捕获错误信息并记录异常日志
+ }
+ }
+
+ /**
+ * Note will be exported as text which is user readable
+ */
+ public int exportToText() {//以TEXT形式输出到外部设备
+ if (!externalStorageAvailable()) {//如果SD卡未安装好，返回对应状态
+ Log.d(TAG, "Media was not mounted");//检查外部设备安装情况，如果未安装好，则蓝色字体输出debug信息，并返回STATE_SD_CARD_UNMOUNOTED值为0
+ return STATE_SD_CARD_UNMOUONTED;
+ }
+
+ PrintStream ps = getExportToTextPrintStream();//语句：获取存储路径
+ if (ps == null) {//输出文件夹和笔记
+ Log.e(TAG, "get print stream error");//语句块：如果ps赋值失败，则输出显示错误的信息，并返回状态错误信息
+ return STATE_SYSTEM_ERROR;
+ }
+ // First export folder and its notes
+ Cursor folderCursor = mContext.getContentResolver().query(//找到相应的文件夹
+ 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) {//语句块：导出文件夹，把里面的便签导出来。
+ if (folderCursor.moveToFirst()) {//文件夹光标在第一行就位
+ do {
+ // Print folder's name 打印文件夹名称
+ String folderName = "";//输出文件名
+ if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) {//语句块：根据folder在数据库中的位置来找到文件名
+ folderName = mContext.getString(R.string.call_record_folder_name);
+ } else {
+ folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET);//语句：否则从便签小片中取前面一部分字符串为foldername
+
+ }
+ if (!TextUtils.isEmpty(folderName)) {//语句块：根据文件名来查看folder是否有内容，有的话就按照格式输出文件名
+ ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName));
+ }
+ String folderId = folderCursor.getString(NOTE_COLUMN_ID);//通过便签id得到folderID
+ exportFolderToText(folderId, ps);// 方法：调用上面实现过的方法来把文件夹里面的内容导出打印
+ } while (folderCursor.moveToNext());// 文件夹的光标下移
+ }
+ folderCursor.close();//关闭游标
+ }
+
+ // Export notes in root's folder
+ Cursor noteCursor = mContext.getContentResolver().query(//输出根目录下的笔记
+ Notes.CONTENT_NOTE_URI,
+ NOTE_PROJECTION,
+ NoteColumns.TYPE + "=" + +Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID
+ + "=0", null, null);
+
+ if (noteCursor != null) {//输出修改的时间
+ if (noteCursor.moveToFirst()) {//访问便签数据
+ do {
+ ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(//将便签的修改日期显示在屏幕上。
+ mContext.getString(R.string.format_datetime_mdhm),
+ noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
+ // Query data belong to this note 访问便签中的数据的相关信息
+ String noteId = noteCursor.getString(NOTE_COLUMN_ID);// 找到这块数据的ID.
+ exportNoteToText(noteId, ps);//.将便签导出至text
+ } while (noteCursor.moveToNext());// 便签光标下移
+ }
+ noteCursor.close();//关闭游标
+ }
+ ps.close();
+
+ return STATE_SUCCESS;//语句：返回成功导出的状态
+ }
+
+ /**
+ * Get a print stream pointed to the file {@generateExportedTextFile}
+ */
+ private PrintStream getExportToTextPrintStream() {//获取指向文件的打印流
+ File file = generateFileMountedOnSDcard(mContext, R.string.file_path,
+ R.string.file_name_txt_format);
+ if (file == null) {//如果文件为空，则创建失败
+ Log.e(TAG, "create file to exported failed");//记录异常日志
+ return null;
+ }
+ mFileName = file.getName();//得到文件的名字
+ mFileDirectory = mContext.getString(R.string.file_path);
+ PrintStream ps = null;//将ps输出流输出到特定的文件，目的就是导出到文件，而不是直接输出
+ try {//将ps输出流输出到特定的文件，目的就是导出到文件，而不是直接输出
+ FileOutputStream fos = new FileOutputStream(file);//将ps输出流导出到文件
+ ps = new PrintStream(fos);//将ps输出流输出到特定的文件，目的就是导出到文件，而不是直接输出
+ } catch (FileNotFoundException e) {//找不到系统指定文件
+ e.printStackTrace();
+ return null;
+ } catch (NullPointerException e) {//当对某一个NULL的对象进行操作的时候。
+ e.printStackTrace();
+ return null;
+ }
+ return ps;
+ }
+ }
+
+ /**
+ * Generate the text file to store imported data
+ */ //实现一个函数：生成文件存储在外部存储器上
+ private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) {//产生用于存储输入信息的文件
+ StringBuilder sb = new StringBuilder();//语句块：构建一个动态字符串将外部存储器路径、文件路径、编辑时间加入到其中
+ sb.append(Environment.getExternalStorageDirectory());//文件的存储路径
+ sb.append(context.getString(filePathResId));//将当前的系统时间以预定的格式输出
+ File filedir = new File(sb.toString());
+ sb.append(context.getString(//将当前的系统时间以预定的格式输出
+ fileNameFormatResId,
+ DateFormat.format(context.getString(R.string.format_date_ymd),
+ System.currentTimeMillis())));
+ File file = new File(sb.toString());//将输出连接到一个文件里
+
+ try {//如果这些文件不存在，则新建
+ if (!filedir.exists()) {
+ filedir.mkdir();
+ }
+ if (!file.exists()) {
+ file.createNewFile();
+ }
+ return file;// 语句：返回导出的文件
+ } catch (SecurityException e) {//异常处理
+ e.printStackTrace();
+ } catch (IOException e) {//输入输出异常处理
+ e.printStackTrace();
+ }
+
+ return null;//.try catch 异常处理
+ }
+}
+
+
diff --git a/src/main/java/net/micode/notes/tool/DataUtils.java b/src/main/java/net/micode/notes/tool/DataUtils.java
new file mode 100644
index 0000000..6fc4ea7
--- /dev/null
+++ b/src/main/java/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.
+ */
+//对数据处理的操作定义
+package net.micode.notes.tool;//使用的包
+
+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 {//数据的集成工具类
+ public static final String TAG = "DataUtils";
+ public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) {// 这是一个处理批量删除便签的方法
+ if (ids == null) {//.判断笔记id是否为空
+ Log.d(TAG, "the ids is null");
+ return true;
+ }
+ if (ids.size() == 0) {//.判断笔记大小是否为空
+ Log.d(TAG, "no id is in the hashset");//将结果打印到日志里面 ，并进行存储
+ return true;
+ }
+
+ ArrayList operationList = new ArrayList();//提供一个事件的列表
+ for (long id : ids) {//遍历数据，如果此数据为根目录则跳过此数据不删除，如果不是根目录则将此数据删除
+ if(id == Notes.ID_ROOT_FOLDER) {//防止删除根目录
+ Log.e(TAG, "Don't delete system folder root");//检测当前id是不是指向根目录，若是返回一个异常信息
+ continue;//不删除根文件
+ }
+ ContentProviderOperation.Builder builder = ContentProviderOperation//使用newdelete进行删除
+ .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));//用newDelete实现删除功能
+ operationList.add(builder.build());//将操作添加至列表
+ }
+ try {//这是一个错误处理机制，并分别针对两种不同的错误进行处理。
+ ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);//主机名（Authority）是ContentProvider的唯一标识，外部调用者可以根据标识来找到它
+ if (results == null || results.length == 0 || results[0] == null) {//这条判断语句的前后逻辑利用地非常好
+ Log.d(TAG, "delete notes failed, ids:" + ids.toString());//检测当前要删除的便签是否是根目录，如果是根目录，，返回异常信息
+ return false;
+ }
+ return true;
+ } catch (RemoteException e) {//错误处理
+ Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));//函数：String.format(Locale locale, String format, Object… args) 使用指定的语言环境，制定字符串格式和参数生成格式化的字符串。函数：e是错误异常类Exception类的一个实例；toString()是一个方法，它的作用是将变量由其它类型转变为字符串类型，获得异常种类和错误信息getMessage，获得错误信息
+ } 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) {//将笔记移动至文件夹
+ ContentValues values = new ContentValues();//语句：实例化一个contentValues类
+ values.put(NoteColumns.PARENT_ID, desFolderId);//设置当前便签栏目的父节点是目标的文件夹的id
+ values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId);//设置origin也即原本的父节点为原本的文件夹的id
+ values.put(NoteColumns.LOCAL_MODIFIED, 1);//是否修改状态置为1
+ resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null);//对需要移动的便签进行数据更新，然后用update实现
+ }
+
+ public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids,//批量移动
+ long folderId) {
+ if (ids == null) {//判断便签ID是否为空
+ Log.d(TAG, "the ids is null");
+ return true;
+ }
+
+ ArrayList operationList = new ArrayList();//函数：将ids里包含的每一列的数据逐次加入到operationList中，等待最后的批量处理
+ for (long id : ids) {//语句：遍历所有选中的便签的id
+ ContentProviderOperation.Builder builder = ContentProviderOperation//为uri加上id
+ .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));// 通过withAppendedId方法，为该Uri加上ID
+ builder.withValue(NoteColumns.PARENT_ID, folderId);//代码块：以下两句话和上面一个方法类似，就是修改便签的父节点id为新的文件夹的id，然后更改修改标志
+ builder.withValue(NoteColumns.LOCAL_MODIFIED, 1);//更改修改标志
+ operationList.add(builder.build());//将ids里的数据添加到operationlist中以便接下来批量处理
+ }
+
+ try {//同上的容错机制，对于一些异常进行处理与汇报
+ ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);//.调用applybatch一次性处理一个操作列表
+ 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) {//异常处理
+ Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));//确定格式
+ } catch (OperationApplicationException e) {//异常处理
+ Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));//打印错误
+ }
+ return false;
+ }
+
+ /** 获取文件夹
+ * Get the all folder count except system folders {@link Notes#TYPE_SYSTEM}}
+ */
+ public static int getUserFolderCount(ContentResolver resolver) {//得到除了系统文件夹以外的所有文件夹数目
+ Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI,//筛选文件
+ new String[] { "COUNT(*)" },
+ NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?",
+ new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)},//String.valueof将形参转成字符串返回，筛选源文件不为trash folder
+ null);
+
+ int count = 0;
+ if(cursor != null) {//语句块：尝试得到用户文件夹的数量
+ if(cursor.moveToFirst()) {
+ try {//异常处理
+ count = cursor.getInt(0);
+ } catch (IndexOutOfBoundsException e) {//索引序号超出界限
+ Log.e(TAG, "get folder count failed:" + e.toString());
+ } finally {
+ cursor.close();//关闭游标
+ }
+ }
+ }
+ return count;
+ }
+
+ public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) {//在数据库中是否可见
+ Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),//通过withappendedid的方法为uri加上id
+ null,
+ NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER,//sql语句，表示筛选出列中type等于string数组中type，且每一项的PARENT_ID不等于Notes.ID.TRAXH_FOLDER
+ new String [] {String.valueOf(type)},
+ null);//查询条件：type符合，且不属于垃圾文件夹
+
+ boolean exist = false;//判断note是否在数据库中，并返回相应的布尔值
+ if (cursor != null) {//用getcount函数判断cursor是否为空
+ if (cursor.getCount() > 0) {//如果有满足条件的条目，那么就是可见，exist为真，否则不可见，exist为假
+ exist = true;//是否存在于数据库中
+ }
+ cursor.close();//关闭游标
+ }
+ return exist;//查询dataID是否存在于Database中
+ }
+
+ public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) {// 判断该note是否在数据库中存在
+ Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),//相比于上面，这个只是存在性判定，因此不需要过多筛选条件
+ null, null, null, null);
+
+ boolean exist = false;//初始化存在状态
+ if (cursor != null) {//根据getcount此时的值可以判断dataID的存在性
+ if (cursor.getCount() > 0) {//根据筛选出来的条数判断存在性
+ exist = true;
+ }
+ cursor.close();//关闭游标
+ }
+ return exist;
+ }
+
+ public static boolean existInDataDatabase(ContentResolver resolver, long dataId) {//通过名字查询是否在可见文件夹中
+ Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId),
+ null, null, null, null);
+
+ boolean exist = false;//根据数据的有无返回相应的布尔值
+ if (cursor != null) {
+ if (cursor.getCount() > 0) {//调用对应的uri的数据值进行查询
+ exist = true;
+ }
+ cursor.close();
+ }
+ return exist;//通过名字查询文件是否存在
+ }
+
+ public static boolean checkVisibleFolderName(ContentResolver resolver, String name) {//：这个则是判断某个文件夹名字是否对应一个未被删除的文件夹
+ Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null,//筛选出type相同，并且未被删除，名字对的上的
+ NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER +
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER +
+ " AND " + NoteColumns.SNIPPET + "=?",
+ new String[] { name }, null);//. 通过名字查找文件文件
+ boolean exist = false;
+ if(cursor != null) {//判断找到的文件名返回文件是否存在的bool值
+ if(cursor.getCount() > 0) {
+ exist = true;
+ }
+ cursor.close();
+ }
+ return exist;
+ }
+
+ public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) {//使用hashset来存储不同窗口的id和type并且建立对应关系
+ Cursor c = resolver.query(Notes.CONTENT_NOTE_URI,//查询条件:父id为传入的文件夹id
+ new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE },
+ NoteColumns.PARENT_ID + "=?",
+ new String[] { String.valueOf(folderId) },//hash集合为空的情况
+ null);//hash集合为空的情况
+
+ HashSet set = null;//根据窗口的记录一一添加对应的属性值
+ if (c != null) {//将app窗口的属性加入到HashSet中
+ if (c.moveToFirst()) {
+ set = new HashSet();
+ do {
+ try {// 把每一个条目对应的窗口id和type记录下来，放到set里面。每一行的第0个int和第1个int分别对应widgetId和widgetType
+ AppWidgetAttribute widget = new AppWidgetAttribute();//新建一个区块
+ widget.widgetId = c.getInt(0);//0对应的NoteColumns.WIDGET_ID
+ widget.widgetType = c.getInt(1);//1对应的NoteColumns.WIDGET_TYPE
+ set.add(widget);
+ } catch (IndexOutOfBoundsException e) {//当下标超过边界，那么返回错误
+ Log.e(TAG, e.toString());
+ }//对下一条进行查询
+ } while (c.moveToNext());
+ }
+ c.close();
+ }
+ return set;
+ }
+
+ public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) {//通过笔记ID获取号码
+ 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 },//新建字符列表
+ null);
+
+ if (cursor != null && cursor.moveToFirst()) {//获取电话号码，并处理异常。
+ try {//返回电话号码
+ return cursor.getString(0);//返回电话号码
+ } catch (IndexOutOfBoundsException e) {// 捕获字符
+ Log.e(TAG, "Get call number fails " + e.toString());
+ } finally {
+ cursor.close();
+ }
+ }
+ return "";
+ }
+
+ public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) {//同样的，通过映射关系，通过号码和日期获取ID
+ Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,//通过数据库操作，查询条件是（callDate和phoneNumber匹配传入参数的值）
+ 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);// 通过数据库操作，查询条件（callDate和phoneNumber匹配传入参数的值），找到对应的note
+
+ if (cursor != null) {//得到该note的系统属性，并以Long值的形式来保存
+ if (cursor.moveToFirst()) {
+ try {
+ return cursor.getLong(0);//0对应的CallNote.NOTE_ID
+ } 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) {//按ID获取片段
+ Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI,//查询条件：noteid
+ new String [] { NoteColumns.SNIPPET },
+ NoteColumns.ID + "=?",
+ new String [] { String.valueOf(noteId)},
+ null);//通过数据库操作，查询条件是（callDate和phoneNumber匹配传入参数的值
+
+ if (cursor != null) {//以string的形式获取该对象当前行指定列的值。
+ String snippet = "";//对字符串进行格式处理，将字符串两头的空格去掉同时将换行符去掉
+ if (cursor.moveToFirst()) {
+ snippet = cursor.getString(0);
+ }
+ cursor.close();
+ return snippet;
+ }
+ throw new IllegalArgumentException("Note is not found with id: " + noteId);//IllegalArgumentException是非法传参异常，也就是参数传的类型冲突，属于RunTimeException运行时异常
+ }
+
+ public static String getFormattedSnippet(String snippet) {//对字符串进行格式处理，将字符串两头的空格去掉，同时将换行符去掉
+ if (snippet != null) {
+ snippet = snippet.trim();// trim()函数: 移除字符串两侧的空白字符或其他预定义字符
+ int index = snippet.indexOf('\n');//返回该字符第一次出现的索引
+ if (index != -1) {
+ snippet = snippet.substring(0, index);//截取到第一个换行符
+ }
+ }
+ return snippet;
+ }
+}
diff --git a/src/main/java/net/micode/notes/tool/GTaskStringUtils.java b/src/main/java/net/micode/notes/tool/GTaskStringUtils.java
new file mode 100644
index 0000000..abae859
--- /dev/null
+++ b/src/main/java/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.
+ */
+//定义了很多的静态字符串，目的就是为了提供jsonObject中相应字符串的"key"。把这些静态的定义单独写到了一个类里面，这是非常好的编程规范
+package net.micode.notes.tool;
+//这个类就是定义了一堆static string，目的就是为了提供jsonObject中相应字符串的"key"。把这些静态的定义单独写到了一个类里面，方便查看
+public class GTaskStringUtils {
+
+ public final static String GTASK_JSON_ACTION_ID = "action_id";//行动ID
+
+ public final static String GTASK_JSON_ACTION_LIST = "action_list";//任务列表
+
+ public final static String GTASK_JSON_ACTION_TYPE = "action_type";//任务类型
+
+ public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";//新建
+
+ public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
+
+ public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";//移动
+
+ 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";//子实体
+
+ public final static String GTASK_JSON_CLIENT_VERSION = "client_version";// 客户端
+
+ public final static String GTASK_JSON_COMPLETED = "completed";
+
+ public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";// 当前列表位置
+
+ public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
+
+ public final static String GTASK_JSON_DELETED = "deleted";//删除
+
+ 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";//索引
+
+ 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";//. 搭档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";//任务栏
+
+ 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";//任务
+
+ 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";//呼叫小米便签
+
+ 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";//数据
+
+ public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";
+
+}
diff --git a/src/main/java/net/micode/notes/tool/ResourceParser.java b/src/main/java/net/micode/notes/tool/ResourceParser.java
new file mode 100644
index 0000000..06795d6
--- /dev/null
+++ b/src/main/java/net/micode/notes/tool/ResourceParser.java
@@ -0,0 +1,203 @@
+/*
+ * 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.
+ */
+//资源分析器，获取资源并且在程序中使用，比如颜色图片等
+// 实现方法：主要利用R.java这个类，其中包括
+// R.id 组件资源引用
+// R.drawable 图片资源 （被使用）
+// R.layout 布局资源
+// R.menu 菜单资源
+// R.String 文字资源
+// R.style 主题资源 （被使用）
+// 在按顺序设置好相应的id后，就可以编写简单的getXXX函数获取需要的资源
+//
+// 特殊的变量 ：
+// @BG_DEFAULT_COLOR 默认背景颜色（黄）
+// BG_DEFAULT_FONT_SIZE 默认文本大小（中）
+package net.micode.notes.tool;//这个类定义了一个对象的不同属性
+
+import android.content.Context;//.引用需要使用的类,可以理解为一个接口（抽象类），它提供了有关应用程序的全局信息。从它继承或者从它的直接或间接子类继承，那么继承的子类就可以拿到应用程序的全局信息。全局信息指： 它允许访问特定于应用程序的资源和类，以及对诸如启动活动，广播和接收意图等应用程序级操作的上调。
+import android.preference.PreferenceManager;// 引入了需要使用的类
+
+import net.micode.notes.R;//无此包
+import net.micode.notes.ui.NotesPreferenceActivity;//导入ui包下的类
+
+public class ResourceParser {//ResourceParser类获取程序资源，如图片颜色等
+//. 下面是对这些颜色的静态常量进行赋值，这样可以方便识别
+ public static final int YELLOW = 0;//为颜色常量和字体常量赋值，为字体默认大小赋值
+ public static final int BLUE = 1;//.默认背景颜色为黄色
+ public static final int WHITE = 2;//字体大小变量声明
+ public static final int GREEN = 3;//默认字体大小为中
+ public static final int RED = 4;//便签背景资源
+
+ public static final int BG_DEFAULT_COLOR = YELLOW;// 默认背景颜色是黄色
+//字体大小的静态常量
+ public static final int TEXT_SMALL = 0;//文本字体大小的编码
+ 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;//默认字体大小（中）
+
+ public static class NoteBgResources {//Note的背景颜色
+ private final static int [] BG_EDIT_RESOURCES = new int [] {//调用drawable中的五种颜色的背景图片png文件
+ R.drawable.edit_yellow,//调用drawable中的五种颜色的标题背景图片png文件
+ R.drawable.edit_blue,//黄蓝白绿红等
+ R.drawable.edit_white,
+ R.drawable.edit_green,
+ R.drawable.edit_red
+ };
+
+ private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {//背景标题的资源常量数组
+ 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) {//数组调用便签背景图片资源文件
+
+ return BG_EDIT_RESOURCES[id];
+ }
+
+ public static int getNoteTitleBgResource(int id) {//数组调用标题背景图片资源文件
+
+ return BG_EDIT_TITLE_RESOURCES[id];
+ }
+ }
+
+ public static int getDefaultBgId(Context context) {//.直接获取默认的背景颜色
+ if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(//若设定为随机背景颜色，则生成随机背景颜色
+ NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
+ return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
+ } else {
+ return BG_DEFAULT_COLOR;//否则返回默认背景颜色
+ }
+ }
+
+ public static class NoteItemBgResources {//.便签项目背景资源子类，包括方法：获得首尾项目等背景资源
+ private final static int [] BG_FIRST_RESOURCES = new int [] {// 对不同drawable的变量(first、normal、last、single)的初始化（声明）
+ 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 [] {//定义了背景的默认资源
+ 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 [] {//定义背景的下方资源
+ 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
+ };
+//根据id获取四种类型便签项目背景资源的方法
+ public static int getNoteBgFirstRes(int id) {//通过ID获取所需要的资源
+
+ return BG_FIRST_RESOURCES[id];
+ }
+
+ public static int getNoteBgLastRes(int id) {//通过ID寻找last的颜色值
+
+ return BG_LAST_RESOURCES[id];
+ }
+
+ public static int getNoteBgSingleRes(int id) {//通过ID寻找的颜色值
+
+ return BG_SINGLE_RESOURCES[id];
+ }
+
+ public static int getNoteBgNormalRes(int id) {//通过ID寻找normal的颜色值
+
+ return BG_NORMAL_RESOURCES[id];
+ }
+
+ public static int getFolderBgRes() {//小窗口背景资源
+
+ return R.drawable.list_folder;
+ }
+ }
+
+ public static class WidgetBgResources {// 小窗口情况下的背景资源类
+ private final static int [] BG_2X_RESOURCES = new int [] {//4*4的窗口数据数组
+ 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,
+ };//ID返回窗口的颜色值
+
+ public static int getWidget2xBgResource(int id) {//通过ID获取较小的图片
+
+ return BG_2X_RESOURCES[id];
+ }
+//下面是获取较大的各种图片，含义与获取较小的图片是一样的。
+ 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) {// 方法：根据ID加载BG_4X_RESOURCES数组里的颜色资源序号。
+
+ return BG_4X_RESOURCES[id];
+ }
+ }
+
+ public static class TextAppearanceResources {// 方法：根据ID加载BG_4X_RESOURCES数组里的颜色资源序号。
+ private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {// 文本字体的四种大小
+ R.style.TextAppearanceNormal,//这里有一个容错的函数，防止输入的id大于资源总量，若如此，则自动返回默认的设置结果
+ R.style.TextAppearanceMedium,
+ R.style.TextAppearanceLarge,
+ R.style.TextAppearanceSuper
+ };
+
+ public static int getTexAppearanceResource(int id) {//根据id获取当前的资源
+ /**
+ * HACKME: Fix bug of store the resource id in shared preference. 修补bug
+ * 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) {//若输入id大于字体编号最大值，则返回默认值
+ return BG_DEFAULT_FONT_SIZE;
+ }
+ return TEXTAPPEARANCE_RESOURCES[id];
+ }
+
+ public static int getResourcesSize() {//直接返回为资源的长度
+
+ return TEXTAPPEARANCE_RESOURCES.length;
+ }
+ }
+}
diff --git a/src/main/java/net/micode/notes/ui/AlarmAlertActivity.java b/src/main/java/net/micode/notes/ui/AlarmAlertActivity.java
new file mode 100644
index 0000000..85723be
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/AlarmInitReceiver.java b/src/main/java/net/micode/notes/ui/AlarmInitReceiver.java
new file mode 100644
index 0000000..f221202
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/AlarmReceiver.java b/src/main/java/net/micode/notes/ui/AlarmReceiver.java
new file mode 100644
index 0000000..54e503b
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/DateTimePicker.java b/src/main/java/net/micode/notes/ui/DateTimePicker.java
new file mode 100644
index 0000000..496b0cd
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/DateTimePickerDialog.java b/src/main/java/net/micode/notes/ui/DateTimePickerDialog.java
new file mode 100644
index 0000000..2c47ba4
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/DropdownMenu.java b/src/main/java/net/micode/notes/ui/DropdownMenu.java
new file mode 100644
index 0000000..613dc74
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/FoldersListAdapter.java b/src/main/java/net/micode/notes/ui/FoldersListAdapter.java
new file mode 100644
index 0000000..96b77da
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NoteEditActivity.java b/src/main/java/net/micode/notes/ui/NoteEditActivity.java
new file mode 100644
index 0000000..96a9ff8
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NoteEditText.java b/src/main/java/net/micode/notes/ui/NoteEditText.java
new file mode 100644
index 0000000..2afe2a8
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NoteItemData.java b/src/main/java/net/micode/notes/ui/NoteItemData.java
new file mode 100644
index 0000000..0f5a878
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NotesListActivity.java b/src/main/java/net/micode/notes/ui/NotesListActivity.java
new file mode 100644
index 0000000..e843aec
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NotesListAdapter.java b/src/main/java/net/micode/notes/ui/NotesListAdapter.java
new file mode 100644
index 0000000..51c9cb9
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NotesListItem.java b/src/main/java/net/micode/notes/ui/NotesListItem.java
new file mode 100644
index 0000000..1221e80
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/ui/NotesPreferenceActivity.java b/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java
new file mode 100644
index 0000000..07c5f7e
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/widget/NoteWidgetProvider.java b/src/main/java/net/micode/notes/widget/NoteWidgetProvider.java
new file mode 100644
index 0000000..ec6f819
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/widget/NoteWidgetProvider_2x.java b/src/main/java/net/micode/notes/widget/NoteWidgetProvider_2x.java
new file mode 100644
index 0000000..adcb2f7
--- /dev/null
+++ b/src/main/java/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/main/java/net/micode/notes/widget/NoteWidgetProvider_4x.java b/src/main/java/net/micode/notes/widget/NoteWidgetProvider_4x.java
new file mode 100644
index 0000000..c12a02e
--- /dev/null
+++ b/src/main/java/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;
+ }
+}
diff --git a/src/main/res/color/primary_text_dark.xml b/src/main/res/color/primary_text_dark.xml
new file mode 100644
index 0000000..8ad98e3
--- /dev/null
+++ b/src/main/res/color/primary_text_dark.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+