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Author SHA1 Message Date
15972095207 96fa6d20f6 质量分析报告
7 days ago
15972095207 c6ccd9f7b6 Merge branch 'master' of https://bdgit.educoder.net/p6sb9rkmv/XiaoMiNotes
7 days ago
15972095207 fd5ab4f640 质量分析报告
7 days ago
pi2ec49p7 8a5e69a1d5 Merge pull request '代码注释' (#13) from zhangxiaorui_branch into master
3 weeks ago
p6sb9rkmv b144554f83 Merge pull request '增加注释' (#12) from chenyiling_branch into master
3 weeks ago
ZxR 7e602c41f6 修改报告
3 weeks ago
15972095207 5422704d7a 修改文档名
3 weeks ago
ZxR cbabde656d 1
3 weeks ago
15972095207 c218fdcec9 1
3 weeks ago
ZxR d9b9aa4590 增加报告
3 weeks ago
ZxR 125621eda6 修改文档 添加注释
3 weeks ago
15972095207 42bfaf6930 1
3 weeks ago
15972095207 d31fe47525 1
3 weeks ago
15972095207 ad0f44e690 修改报告
3 weeks ago
15972095207 51727afae6 修改信息
3 weeks ago
15972095207 03d34a23f3 完善表格
3 weeks ago
ZxR af05640bf4 修改名字
3 weeks ago
15972095207 ae4637dc89 删除多余文件
3 weeks ago
p6sb9rkmv 2fb1f52469 Merge pull request '合并' (#9) from chenyiling_branch into master
3 weeks ago
pi2ec49p7 3f8300f2e5 Merge pull request '修改报告、删除多余文件夹' (#10) from zhangxiaorui_branch into master
3 weeks ago
ZxR 4e01ee2249 修改报告
3 weeks ago
ZxR ad2df55cbc 删除多余文件夹
3 weeks ago
15972095207 9e802e415c 1
3 weeks ago
15972095207 c11526bec9 删除多余文件
3 weeks ago
p6sb9rkmv 8aa2795043 Merge pull request '增加注释' (#6) from zhangxiaorui_branch into master
3 weeks ago
ZxR 5b602d49ae 增加注释
3 weeks ago
15972095207 cd2d94af2a 增加注释
3 weeks ago
15972095207 25df8bd9c6 删除冗余
3 weeks ago
ZxR a738b689c2 data-Notes注释
3 weeks ago
ZxR 9b4fc0c91e Merge branch 'zhangxiaorui_branch' of https://bdgit.educoder.net/p6sb9rkmv/XiaoMiNotes
3 weeks ago
ZxR af8aecc17a contact注释
3 weeks ago
15972095207 989ef1bcc5 小米便签泛读、标注和维护报告.docx
1 month ago
15972095207 7d4b291c7b 小米便签泛读、标注和维护报告.docx
1 month ago
ZxR 83d8a229e9 123
1 month ago
15972095207 ea36a058a6 修改tool类关系图
1 month ago
15972095207 42d647fdaf 完整小米便签报告
2 months ago
ZxR 8284dcf164 完整版
2 months ago
ZxR 3e8280d8c8 类关系图
2 months ago
15972095207 f5197dabad 小米便签泛读报告
2 months ago
15972095207 16b7a413ba Merge branch 'master' of https://bdgit.educoder.net/p6sb9rkmv/XiaoMiNotes
2 months ago
15972095207 757cb6ec05 小米便签泛读报告
2 months ago
ZxR 588b3337e3
2 months ago
15972095207 2bdc7d78b3 小米便签
2 months ago
15972095207 752c72784c 1111
2 months ago
15972095207 740453efca 1111
2 months ago
ZxR a9bfe5c21b 数据库
2 months ago
ZxR 56664871b6 src
2 months ago
ZxR 3ccc4024e6 contact
2 months ago
ZxR 39453b94df 修改文件夹名
2 months ago
15972095207 4ea4463a40 修改文件名
2 months ago
15972095207 7d69239469 修改文件名
2 months ago

@ -1,2 +1,4 @@
# XiaoMiNotes
123

@ -14,60 +14,101 @@
* limitations under the License.
*/
package net.micode.notes.data;
package net.micode.notes.data; // 属于小米便签的数据层包,专门处理数据相关操作
import android.content.Context;
import android.database.Cursor;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.Data;
import android.telephony.PhoneNumberUtils;
import android.util.Log;
import android.content.Context; // Android上下文用于访问应用资源
import android.database.Cursor; // 数据库查询结果集,用于遍历查询结果
import android.provider.ContactsContract.CommonDataKinds.Phone; // 通讯录电话号码相关常量
import android.provider.ContactsContract.Data; // 通讯录数据相关常量
import android.telephony.PhoneNumberUtils; // 电话号码工具类,用于格式化比较号码
import android.util.Log; // Android日志工具
import java.util.HashMap;
import java.util.HashMap; // HashMap集合用于缓存联系人信息
/**
* Contact -
*
* 使
*
* 1. 使Android ContentProvider访
* 2. LRU
* 3. 使
*/
public class Contact {
// 静态联系人缓存使用HashMap存储<电话号码, 联系人姓名>键值对
// 使用静态变量实现应用级别的缓存,减少对通讯录的频繁访问
private static HashMap<String, String> sContactCache;
// 日志标签,用于调试和问题追踪
private static final String TAG = "Contact";
// 查询条件语句模板用于构建查询通讯录的SQL WHERE条件
// 注意:这里使用"+"作为占位符,后面会被替换为最小匹配位数
// PHONE_NUMBERS_EQUAL()是Android提供的特殊函数用于电话号码匹配
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ "(SELECT raw_contact_id "
+ " FROM phone_lookup"
+ " WHERE min_match = '+')";
+ " FROM phone_lookup" // phone_lookup是Android系统的电话号码查询优化表
+ " WHERE min_match = '+')"; // "+"是占位符,会被替换为实际的最小匹配位数
/**
*
* @param context Android访ContentResolver
* @param phoneNumber
* @return null
*
* 1.
* 2.
* 3.
* 4.
*/
public static String getContact(Context context, String phoneNumber) {
// 延迟初始化缓存第一次使用时才创建HashMap
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
// 检查缓存:如果缓存中已有该号码,直接返回缓存的联系人姓名
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
// 构建查询条件:替换占位符"+"为电话号码的最小匹配位数
// PhoneNumberUtils.toCallerIDMinMatch()计算电话号码的最小匹配位数
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
// 通过ContentResolver查询系统通讯录
// Data.CONTENT_URI通讯录数据的统一资源标识符
// 查询条件:电话号码匹配且数据类型为电话号码
Cursor cursor = context.getContentResolver().query(
Data.CONTENT_URI,
new String [] { Phone.DISPLAY_NAME },
selection,
new String[] { phoneNumber },
null);
Data.CONTENT_URI, // 通讯录数据URI
new String [] { Phone.DISPLAY_NAME }, // 只查询显示名字段
selection, // 查询条件
new String[] { phoneNumber }, // 查询参数:电话号码
null); // 排序条件:不排序
// 处理查询结果
if (cursor != null && cursor.moveToFirst()) {
try {
// 获取第一条结果的联系人姓名
String name = cursor.getString(0);
// 将结果存入缓存
sContactCache.put(phoneNumber, name);
return name;
} catch (IndexOutOfBoundsException e) {
// 捕获数组越界异常,记录错误日志
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
// 无论是否成功都必须关闭Cursor释放资源
cursor.close();
}
} else {
// 没有找到匹配的联系人,记录调试日志
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}
}
}
}

@ -17,24 +17,28 @@
package net.micode.notes.data;
import android.net.Uri;
/**
* Notes - 便
* ContentProvider URIIntent便
*
*/
public class Notes {
public static final String AUTHORITY = "micode_notes";
public static final String TAG = "Notes";
// 便签类型
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
/**
* 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
*/
// 系统文件夹ID
public static final int ID_ROOT_FOLDER = 0;
public static final int ID_TEMPARAY_FOLDER = -1;
public static final int ID_CALL_RECORD_FOLDER = -2;
public static final int ID_TRASH_FOLER = -3;
// Intent Extra键
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
@ -42,238 +46,83 @@ public class Notes {
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
// 小部件类型
public static final int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
/**
* DataConstants -
*/
public static class DataConstants {
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
/**
* Uri to query all notes and folders
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
/**
* Uri to query data
* NoteColumns - 便
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
public interface NoteColumns {
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The parent's id for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String PARENT_ID = "parent_id";
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
* Alert date
* <P> Type: INTEGER (long) </P>
*/
public static final String ALERTED_DATE = "alert_date";
/**
* Folder's name or text content of note
* <P> Type: TEXT </P>
*/
public static final String SNIPPET = "snippet";
/**
* Note's widget id
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_ID = "widget_id";
/**
* Note's widget type
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_TYPE = "widget_type";
/**
* Note's background color's id
* <P> Type: INTEGER (long) </P>
*/
public static final String BG_COLOR_ID = "bg_color_id";
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* <P> Type: INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* Folder's count of notes
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTES_COUNT = "notes_count";
/**
* The file type: folder or note
* <P> Type: INTEGER </P>
*/
public static final String TYPE = "type";
/**
* The last sync id
* <P> Type: INTEGER (long) </P>
*/
public static final String SYNC_ID = "sync_id";
/**
* Sign to indicate local modified or not
* <P> Type: INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified";
/**
* Original parent id before moving into temporary folder
* <P> Type : INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
/**
* The gtask id
* <P> Type : TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
* The version code
* <P> Type : INTEGER (long) </P>
*/
public static final String VERSION = "version";
}
/**
* DataColumns - 便EAV
*/
public interface DataColumns {
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The MIME type of the item represented by this row.
* <P> Type: Text </P>
*/
public static final String MIME_TYPE = "mime_type";
/**
* The reference id to note that this data belongs to
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTE_ID = "note_id";
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
* Data's content
* <P> Type: TEXT </P>
*/
public static final String CONTENT = "content";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
*/
public static final String DATA1 = "data1";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
*/
public static final String DATA2 = "data2";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA3 = "data3";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA4 = "data4";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA5 = "data5";
}
/**
* TextNote - 便
*/
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
* <P> Type: Integer 1:check list mode 0: normal mode </P>
*/
public static final String MODE = DATA1;
public static final String MODE = DATA1; // 1:清单模式 0:普通模式
public static final int MODE_CHECK_LIST = 1;
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
/**
* CallNote - 便
*/
public static final class CallNote implements DataColumns {
/**
* Call date for this record
* <P> Type: INTEGER (long) </P>
*/
public static final String CALL_DATE = DATA1;
/**
* Phone number for this record
* <P> Type: TEXT </P>
*/
public static final String PHONE_NUMBER = DATA3;
public static final String CALL_DATE = DATA1; // 通话日期
public static final String PHONE_NUMBER = DATA3; // 电话号码
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
}
}
}

@ -26,190 +26,188 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
/**
* NotesDatabaseHelper - 便
*
* 便SQLite
* SQLiteOpenHelper
* notedata
*/
public class NotesDatabaseHelper extends SQLiteOpenHelper {
// 数据库名称
private static final String DB_NAME = "note.db";
// 数据库版本号,用于数据库升级管理
private static final int DB_VERSION = 4;
// 表名常量接口
public interface TABLE {
public static final String NOTE = "note";
public static final String DATA = "data";
public static final String NOTE = "note"; // 便签主表
public static final String DATA = "data"; // 便签数据表
}
private static final String TAG = "NotesDatabaseHelper";
private static final String TAG = "NotesDatabaseHelper"; // 日志标签
private static NotesDatabaseHelper mInstance;
private static NotesDatabaseHelper mInstance; // 单例实例
// 创建note表的SQL语句
private static final String CREATE_NOTE_TABLE_SQL =
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.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" +
")";
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," +
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
")";
// 创建data表的SQL语句
private static final String CREATE_DATA_TABLE_SQL =
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," +
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA1 + " INTEGER," +
DataColumns.DATA2 + " INTEGER," +
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
")";
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," +
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA1 + " INTEGER," +
DataColumns.DATA2 + " INTEGER," +
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
")";
// 创建data表note_id索引的SQL语句
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
/**
* Increase folder's note count when move note to the folder
*/
// 触发器:当更新便签的父文件夹时,增加目标文件夹的便签计数
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
* Decrease folder's note count when move note from folder
*/
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
// 触发器:当更新便签的父文件夹时,减少原文件夹的便签计数
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_update " +
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END";
/**
* Increase folder's note count when insert new note to the folder
*/
"CREATE TRIGGER decrease_folder_count_on_update " +
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END";
// 触发器:当插入新便签时,增加父文件夹的便签计数
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
* Decrease folder's note count when delete note from the folder
*/
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
// 触发器:当删除便签时,减少父文件夹的便签计数
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END";
/**
* Update note's content when insert data with type {@link DataConstants#NOTE}
*/
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END";
// 触发器当插入数据且类型为普通便签时更新便签的snippet字段
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
" WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has changed
*/
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
" WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
// 触发器当更新数据且类型为普通便签时更新便签的snippet字段
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has deleted
*/
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
// 触发器当删除数据且类型为普通便签时清空便签的snippet字段
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Delete datas belong to note which has been deleted
*/
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END";
// 触发器:当删除便签时,同步删除该便签的所有数据
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
* Delete notes belong to folder which has been deleted
*/
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END";
// 触发器:当删除文件夹时,同步删除该文件夹下的所有便签(级联删除)
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
// 触发器:当文件夹被移动到回收站时,将该文件夹下的所有便签也移动到回收站
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";
/**
* Move notes belong to folder which has been moved to trash folder
*
* @param context Android
*/
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER =
"CREATE TRIGGER folder_move_notes_on_trash " +
" AFTER UPDATE ON " + TABLE.NOTE +
" WHEN new." + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
}
/**
* note
* @param db SQLiteDatabase
*/
public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db);
@ -217,6 +215,10 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
Log.d(TAG, "note table has been created");
}
/**
* note
* @param db SQLiteDatabase
*/
private void reCreateNoteTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update");
@ -235,41 +237,41 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
}
/**
*
* @param db SQLiteDatabase
*/
private void createSystemFolder(SQLiteDatabase db) {
ContentValues values = new ContentValues();
/**
* call record foler for call notes
*/
// 通话记录文件夹
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
* root folder which is default folder
*/
// 根文件夹(默认文件夹)
values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
* temporary folder which is used for moving note
*/
// 临时文件夹(用于移动便签时的暂存)
values.clear();
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
* create trash folder
*/
// 回收站文件夹
values.clear();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
}
/**
* data
* @param db SQLiteDatabase
*/
public void createDataTable(SQLiteDatabase db) {
db.execSQL(CREATE_DATA_TABLE_SQL);
reCreateDataTableTriggers(db);
@ -277,6 +279,10 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
Log.d(TAG, "data table has been created");
}
/**
* data
* @param db SQLiteDatabase
*/
private void reCreateDataTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update");
@ -287,6 +293,11 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER);
}
/**
* 线
* @param context Android
* @return NotesDatabaseHelper
*/
static synchronized NotesDatabaseHelper getInstance(Context context) {
if (mInstance == null) {
mInstance = new NotesDatabaseHelper(context);
@ -294,45 +305,64 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
return mInstance;
}
/**
*
* @param db SQLiteDatabase
*/
@Override
public void onCreate(SQLiteDatabase db) {
createNoteTable(db);
createDataTable(db);
}
/**
*
* @param db SQLiteDatabase
* @param oldVersion
* @param newVersion
*/
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
boolean reCreateTriggers = false;
boolean skipV2 = false;
// 从版本1升级到版本2
if (oldVersion == 1) {
upgradeToV2(db);
skipV2 = true; // this upgrade including the upgrade from v2 to v3
skipV2 = true; // 此次升级已包含从v2到v3的升级
oldVersion++;
}
// 从版本2升级到版本3如果未跳过
if (oldVersion == 2 && !skipV2) {
upgradeToV3(db);
reCreateTriggers = true;
oldVersion++;
}
// 从版本3升级到版本4
if (oldVersion == 3) {
upgradeToV4(db);
oldVersion++;
}
// 如果需要,重新创建触发器
if (reCreateTriggers) {
reCreateNoteTableTriggers(db);
reCreateDataTableTriggers(db);
}
// 如果版本号不匹配,抛出异常
if (oldVersion != newVersion) {
throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails");
}
}
/**
* 2
* @param db SQLiteDatabase
*/
private void upgradeToV2(SQLiteDatabase db) {
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
@ -340,23 +370,34 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
createDataTable(db);
}
/**
* 3
* 1. 使
* 2. gtask_id
* 3.
* @param db SQLiteDatabase
*/
private void upgradeToV3(SQLiteDatabase db) {
// drop unused triggers
// 删除不再使用的触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete");
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update");
// add a column for gtask id
// 添加gtask_id列
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ " TEXT NOT NULL DEFAULT ''");
// add a trash system folder
// 添加回收站系统文件夹
ContentValues values = new ContentValues();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
}
/**
* 4version
* @param db SQLiteDatabase
*/
private void upgradeToV4(SQLiteDatabase db) {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0");
}
}
}

@ -16,7 +16,6 @@
package net.micode.notes.data;
import android.app.SearchManager;
import android.content.ContentProvider;
import android.content.ContentUris;
@ -34,22 +33,28 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
/**
* NotesProvider - 便ContentProvider
*
* 便访ContentProvider
* ContentProvidernotedataCRUD
*/
public class NotesProvider extends ContentProvider {
private static final UriMatcher mMatcher;
private NotesDatabaseHelper mHelper;
private static final UriMatcher mMatcher; // URI匹配器用于匹配不同的URI请求
private static final String TAG = "NotesProvider";
private NotesDatabaseHelper mHelper; // 数据库帮助类实例
private static final int URI_NOTE = 1;
private static final int URI_NOTE_ITEM = 2;
private static final int URI_DATA = 3;
private static final int URI_DATA_ITEM = 4;
private static final String TAG = "NotesProvider"; // 日志标签
private static final int URI_SEARCH = 5;
private static final int URI_SEARCH_SUGGEST = 6;
// URI匹配常量定义
private static final int URI_NOTE = 1; // 匹配note表所有记录
private static final int URI_NOTE_ITEM = 2; // 匹配note表单条记录
private static final int URI_DATA = 3; // 匹配data表所有记录
private static final int URI_DATA_ITEM = 4; // 匹配data表单条记录
private static final int URI_SEARCH = 5; // 匹配搜索请求
private static final int URI_SEARCH_SUGGEST = 6; // 匹配搜索建议请求
// 静态初始化块初始化URI匹配器添加各种URI模式
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
@ -62,76 +67,92 @@ public class NotesProvider extends ContentProvider {
}
/**
* 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.
*
* x'0A' SQLite'\n'
* '\n'
*/
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
// 便签片段搜索查询语句
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?" // 模糊匹配搜索条件
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER // 排除回收站中的便签
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; // 只搜索普通便签类型
/**
* ContentProvider
* @return true
*/
@Override
public boolean onCreate() {
mHelper = NotesDatabaseHelper.getInstance(getContext());
return true;
}
/**
* URI
* @param uri URI
* @param projection
* @param selection
* @param selectionArgs
* @param sortOrder
* @return Cursor
*/
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
String sortOrder) {
Cursor c = null;
SQLiteDatabase db = mHelper.getReadableDatabase();
String id = null;
switch (mMatcher.match(uri)) {
case URI_NOTE:
case URI_NOTE: // 查询note表所有记录
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
case URI_NOTE_ITEM: // 查询note表单条记录
id = uri.getPathSegments().get(1); // 从URI路径段中获取ID
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA:
case URI_DATA: // 查询data表所有记录
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_DATA_ITEM:
case URI_DATA_ITEM: // 查询data表单条记录
id = uri.getPathSegments().get(1);
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
case URI_SEARCH_SUGGEST: // 处理搜索和搜索建议请求
if (sortOrder != null || projection != null) {
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null;
// 根据URI类型获取搜索字符串
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1);
}
} else {
searchString = uri.getQueryParameter("pattern");
searchString = uri.getQueryParameter("pattern"); // 从查询参数获取搜索模式
}
if (TextUtils.isEmpty(searchString)) {
return null;
return null; // 搜索字符串为空则返回null
}
try {
searchString = String.format("%%%s%%", searchString);
searchString = String.format("%%%s%%", searchString); // 添加通配符进行模糊匹配
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString });
} catch (IllegalStateException ex) {
@ -141,21 +162,28 @@ public class NotesProvider extends ContentProvider {
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// 设置通知URI以便在数据变化时能够通知观察者
if (c != null) {
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c;
}
/**
*
* @param uri URI
* @param values
* @return URI
*/
@Override
public Uri insert(Uri uri, ContentValues values) {
SQLiteDatabase db = mHelper.getWritableDatabase();
long dataId = 0, noteId = 0, insertedId = 0;
switch (mMatcher.match(uri)) {
case URI_NOTE:
case URI_NOTE: // 插入note表记录
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA:
case URI_DATA: // 插入data表记录
if (values.containsKey(DataColumns.NOTE_ID)) {
noteId = values.getAsLong(DataColumns.NOTE_ID);
} else {
@ -166,50 +194,57 @@ public class NotesProvider extends ContentProvider {
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// Notify the note uri
// 通知note URI的数据变化
if (noteId > 0) {
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
// Notify the data uri
// 通知data URI的数据变化
if (dataId > 0) {
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
// 返回新插入数据的URI
return ContentUris.withAppendedId(uri, insertedId);
}
/**
*
* @param uri URI
* @param selection
* @param selectionArgs
* @return
*/
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean deleteData = false;
boolean deleteData = false; // 标记是否删除data表数据
switch (mMatcher.match(uri)) {
case URI_NOTE:
case URI_NOTE: // 删除note表记录系统文件夹不允许删除
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
count = db.delete(TABLE.NOTE, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
case URI_NOTE_ITEM: // 删除note表单条记录
id = uri.getPathSegments().get(1);
/**
* ID that smaller than 0 is system folder which is not allowed to
* trash
* ID0
*/
long noteId = Long.valueOf(id);
if (noteId <= 0) {
break;
break; // 系统文件夹不删除
}
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA:
case URI_DATA: // 删除data表记录
count = db.delete(TABLE.DATA, selection, selectionArgs);
deleteData = true;
break;
case URI_DATA_ITEM:
case URI_DATA_ITEM: // 删除data表单条记录
id = uri.getPathSegments().get(1);
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
@ -218,8 +253,10 @@ public class NotesProvider extends ContentProvider {
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// 如果删除了记录,通知数据变化
if (count > 0) {
if (deleteData) {
// 删除data表数据时需要通知note URI
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
@ -227,28 +264,36 @@ public class NotesProvider extends ContentProvider {
return count;
}
/**
*
* @param uri URI
* @param values
* @param selection
* @param selectionArgs
* @return
*/
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean updateData = false;
boolean updateData = false; // 标记是否更新data表数据
switch (mMatcher.match(uri)) {
case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs);
case URI_NOTE: // 更新note表记录
increaseNoteVersion(-1, selection, selectionArgs); // 增加版本号
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
case URI_NOTE_ITEM: // 更新note表单条记录
id = uri.getPathSegments().get(1);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 增加版本号
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
break;
case URI_DATA:
case URI_DATA: // 更新data表记录
count = db.update(TABLE.DATA, values, selection, selectionArgs);
updateData = true;
break;
case URI_DATA_ITEM:
case URI_DATA_ITEM: // 更新data表单条记录
id = uri.getPathSegments().get(1);
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
@ -258,8 +303,10 @@ public class NotesProvider extends ContentProvider {
throw new IllegalArgumentException("Unknown URI " + uri);
}
// 如果更新了记录,通知数据变化
if (count > 0) {
if (updateData) {
// 更新data表数据时需要通知note URI
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
@ -267,18 +314,30 @@ public class NotesProvider extends ContentProvider {
return count;
}
/**
* AND
* @param selection
* @return
*/
private String parseSelection(String selection) {
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
}
/**
* 便
* @param id 便ID0-1
* @param selection
* @param selectionArgs
*/
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE ");
sql.append(TABLE.NOTE);
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 ");
sql.append("=" + NoteColumns.VERSION + "+1 "); // 版本号加1
// 构建WHERE子句
if (id > 0 || !TextUtils.isEmpty(selection)) {
sql.append(" WHERE ");
}
@ -287,19 +346,25 @@ public class NotesProvider extends ContentProvider {
}
if (!TextUtils.isEmpty(selection)) {
String selectString = id > 0 ? parseSelection(selection) : selection;
// 替换参数占位符
for (String args : selectionArgs) {
selectString = selectString.replaceFirst("\\?", args);
}
sql.append(selectString);
}
// 执行SQL语句
mHelper.getWritableDatabase().execSQL(sql.toString());
}
/**
* URIMIME
* @param uri URI
* @return MIME
*/
@Override
public String getType(Uri uri) {
// TODO Auto-generated method stub
return null;
}
}
}

@ -24,59 +24,101 @@ import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
/**
* MetaData -
*
* Google Tasks
* Task便Google Tasks
* Google Task ID
*/
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
private final static String TAG = MetaData.class.getSimpleName(); // 日志标签
private String mRelatedGid = null;
private String mRelatedGid = null; // 关联的Google Task ID
/**
*
* @param gid Google TaskID
* @param metaInfo JSONObject
*/
public void setMeta(String gid, JSONObject metaInfo) {
try {
// 将Google Task ID添加到元信息中
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid");
Log.e(TAG, "failed to put related gid"); // 记录错误日志
}
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
setNotes(metaInfo.toString()); // 将JSON字符串设置为便签内容
setName(GTaskStringUtils.META_NOTE_NAME); // 设置元数据便签的名称
}
/**
* Google Task ID
* @return Google Task IDnull
*/
public String getRelatedGid() {
return mRelatedGid;
}
/**
* 便
* @return 便truefalse
*/
@Override
public boolean isWorthSaving() {
return getNotes() != null;
}
/**
* JSONGoogle Tasks
* @param js JSONObject
*/
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js);
super.setContentByRemoteJSON(js); // 调用父类方法设置基础内容
if (getNotes() != null) {
try {
// 解析便签内容为JSON提取关联的Google Task ID
JSONObject metaInfo = new JSONObject(getNotes().trim());
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
Log.w(TAG, "failed to get related gid"); // 记录警告日志
mRelatedGid = null; // 解析失败时设为null
}
}
}
/**
* JSON
* @param js JSON
* @throws IllegalAccessError
*/
@Override
public void setContentByLocalJSON(JSONObject js) {
// this function should not be called
// 此方法不应被调用MetaData不从本地JSON设置内容
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
}
/**
* JSON
* @return JSON
* @throws IllegalAccessError
*/
@Override
public JSONObject getLocalJSONFromContent() {
// 此方法不应被调用MetaData不生成本地JSON
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
}
/**
*
* @param c
* @return
* @throws IllegalAccessError
*/
@Override
public int getSyncAction(Cursor c) {
// 此方法不应被调用MetaData不处理同步操作
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
}
}
}

@ -20,33 +20,34 @@ import android.database.Cursor;
import org.json.JSONObject;
/**
* Node -
*
* Google Tasks
* 便
* TaskMetaData
*/
public abstract class Node {
public static final int SYNC_ACTION_NONE = 0;
public static final int SYNC_ACTION_ADD_REMOTE = 1;
public static final int SYNC_ACTION_ADD_LOCAL = 2;
public static final int SYNC_ACTION_DEL_REMOTE = 3;
public static final int SYNC_ACTION_DEL_LOCAL = 4;
public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
public static final int SYNC_ACTION_ERROR = 8;
private String mGid;
private String mName;
private long mLastModified;
private boolean mDeleted;
// 同步操作状态码定义
public static final int SYNC_ACTION_NONE = 0; // 无需同步
public static final int SYNC_ACTION_ADD_REMOTE = 1; // 添加数据到远程
public static final int SYNC_ACTION_ADD_LOCAL = 2; // 添加数据到本地
public static final int SYNC_ACTION_DEL_REMOTE = 3; // 删除远程数据
public static final int SYNC_ACTION_DEL_LOCAL = 4; // 删除本地数据
public static final int SYNC_ACTION_UPDATE_REMOTE = 5; // 更新远程数据
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; // 更新本地数据
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;// 更新冲突
public static final int SYNC_ACTION_ERROR = 8; // 同步错误
// 节点属性字段
private String mGid; // Google Task ID全局唯一标识
private String mName; // 节点名称
private long mLastModified; // 最后修改时间戳
private boolean mDeleted; // 删除标记
/**
*
*/
public Node() {
mGid = null;
mName = "";
@ -54,48 +55,111 @@ public abstract class Node {
mDeleted = false;
}
// =============== 抽象方法定义 ===============
// 这些方法需要子类根据具体的数据类型来实现
/**
* JSON
* @param actionId ID
* @return JSONObject
*/
public abstract JSONObject getCreateAction(int actionId);
/**
* JSON
* @param actionId ID
* @return JSONObject
*/
public abstract JSONObject getUpdateAction(int actionId);
/**
* JSONGoogle Tasks
* @param js JSONObject
*/
public abstract void setContentByRemoteJSON(JSONObject js);
/**
* JSON
* @param js JSONObject
*/
public abstract void setContentByLocalJSON(JSONObject js);
/**
* JSON
* @return JSONObject
*/
public abstract JSONObject getLocalJSONFromContent();
/**
*
* @param c Cursor
* @return SYNC_ACTION_*
*/
public abstract int getSyncAction(Cursor c);
// =============== Getter和Setter方法 ===============
/**
* Google Task ID
* @param gid Google Task
*/
public void setGid(String gid) {
this.mGid = gid;
}
/**
*
* @param name
*/
public void setName(String name) {
this.mName = name;
}
/**
*
* @param lastModified
*/
public void setLastModified(long lastModified) {
this.mLastModified = lastModified;
}
/**
*
* @param deleted truefalse
*/
public void setDeleted(boolean deleted) {
this.mDeleted = deleted;
}
/**
* Google Task ID
* @return Google Task
*/
public String getGid() {
return this.mGid;
}
/**
*
* @return
*/
public String getName() {
return this.mName;
}
/**
*
* @return
*/
public long getLastModified() {
return this.mLastModified;
}
/**
*
* @return truefalse
*/
public boolean getDeleted() {
return this.mDeleted;
}
}
}

@ -34,61 +34,71 @@ import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException;
import org.json.JSONObject;
/**
* SqlData -
*
* 便dataCRUDJSON
* Google Tasks
*
*/
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName();
private static final String TAG = SqlData.class.getSimpleName(); // 日志标签
private static final int INVALID_ID = -99999;
private static final int INVALID_ID = -99999; // 无效ID标识
// 数据表查询字段投影
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
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;
private long mDataId;
private String mDataMimeType;
private String mDataContent;
private long mDataContentData1;
private String mDataContentData3;
private ContentValues mDiffDataValues;
// 字段索引常量
public static final int DATA_ID_COLUMN = 0; // ID字段索引
public static final int DATA_MIME_TYPE_COLUMN = 1; // MIME类型字段索引
public static final int DATA_CONTENT_COLUMN = 2; // 内容字段索引
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;// DATA1字段索引
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;// DATA3字段索引
private ContentResolver mContentResolver; // 内容解析器用于访问ContentProvider
private boolean mIsCreate; // 创建标记true表示新数据false表示已存在数据
private long mDataId; // 数据ID
private String mDataMimeType; // 数据MIME类型
private String mDataContent; // 数据内容
private long mDataContentData1; // 数据DATA1字段值
private String mDataContentData3; // 数据DATA3字段值
private ContentValues mDiffDataValues; // 差异数据值,用于记录需要更新的字段
/**
* SqlData
* @param context Android
*/
public SqlData(Context context) {
mContentResolver = context.getContentResolver();
mIsCreate = true;
mDataId = INVALID_ID;
mDataMimeType = DataConstants.NOTE;
mDataContent = "";
mDataContentData1 = 0;
mDataContentData3 = "";
mDiffDataValues = new ContentValues();
mIsCreate = true; // 标记为新数据
mDataId = INVALID_ID; // 初始化ID为无效值
mDataMimeType = DataConstants.NOTE; // 默认MIME类型为普通便签
mDataContent = ""; // 初始化内容为空
mDataContentData1 = 0; // 初始化DATA1为0
mDataContentData3 = ""; // 初始化DATA3为空
mDiffDataValues = new ContentValues(); // 创建差异值容器
}
/**
* SqlData
* @param context Android
* @param c Cursor
*/
public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDiffDataValues = new ContentValues();
mIsCreate = false; // 标记为已有数据
loadFromCursor(c); // 从游标加载数据
mDiffDataValues = new ContentValues(); // 创建差异值容器
}
/**
*
* @param c Cursor
*/
private void loadFromCursor(Cursor c) {
mDataId = c.getLong(DATA_ID_COLUMN);
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
@ -97,13 +107,20 @@ public class SqlData {
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
}
/**
* JSON
* @param js JSONObject
* @throws JSONException JSON
*/
public void setContent(JSONObject js) throws JSONException {
// 处理数据ID
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId);
}
mDataId = dataId;
// 处理MIME类型
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE;
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
@ -111,18 +128,21 @@ public class SqlData {
}
mDataMimeType = dataMimeType;
// 处理内容
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
}
mDataContent = dataContent;
// 处理DATA1字段
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
}
mDataContentData1 = dataContentData1;
// 处理DATA3字段
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
@ -130,11 +150,17 @@ public class SqlData {
mDataContentData3 = dataContentData3;
}
/**
* JSON
* @return JSONObjectnull
* @throws JSONException JSON
*/
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
}
// 创建JSON对象并添加所有字段
JSONObject js = new JSONObject();
js.put(DataColumns.ID, mDataId);
js.put(DataColumns.MIME_TYPE, mDataMimeType);
@ -144,30 +170,41 @@ public class SqlData {
return js;
}
/**
*
* @param noteId 便ID
* @param validateVersion
* @param version validateVersiontrue使
* @throws ActionFailureException
*/
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
// 创建新数据记录
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID);
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 设置关联的便签ID
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
try {
// 从返回的URI中提取新创建的数据ID
mDataId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
}
} else {
// 更新已有数据记录
if (mDiffDataValues.size() > 0) {
int result = 0;
if (!validateVersion) {
// 不验证版本号,直接更新
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
// 验证版本号,确保数据未被其他操作修改
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
" ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
String.valueOf(noteId), String.valueOf(version)
@ -179,11 +216,16 @@ public class SqlData {
}
}
// 重置状态
mDiffDataValues.clear();
mIsCreate = false;
}
/**
* ID
* @return ID
*/
public long getId() {
return mDataId;
}
}
}

@ -37,12 +37,16 @@ import org.json.JSONObject;
import java.util.ArrayList;
/**
* Google Task
* SQLiteJSON
*/
public class SqlNote {
private static final String TAG = SqlNote.class.getSimpleName();
private static final String TAG = SqlNote.class.getSimpleName(); // 日志标签
private static final int INVALID_ID = -99999;
private static final int INVALID_ID = -99999; // 无效ID常量
// 数据库查询的投影字段(需要查询的列)
public static final String[] PROJECTION_NOTE = new String[] {
NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID,
NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE,
@ -52,454 +56,517 @@ public class SqlNote {
NoteColumns.VERSION
};
public static final int ID_COLUMN = 0;
public static final int ALERTED_DATE_COLUMN = 1;
public static final int BG_COLOR_ID_COLUMN = 2;
public static final int CREATED_DATE_COLUMN = 3;
public static final int HAS_ATTACHMENT_COLUMN = 4;
public static final int MODIFIED_DATE_COLUMN = 5;
public static final int NOTES_COUNT_COLUMN = 6;
public static final int PARENT_ID_COLUMN = 7;
public static final int SNIPPET_COLUMN = 8;
public static final int TYPE_COLUMN = 9;
public static final int WIDGET_ID_COLUMN = 10;
public static final int WIDGET_TYPE_COLUMN = 11;
public static final int SYNC_ID_COLUMN = 12;
public static final int LOCAL_MODIFIED_COLUMN = 13;
public static final int ORIGIN_PARENT_ID_COLUMN = 14;
public static final int GTASK_ID_COLUMN = 15;
public static final int VERSION_COLUMN = 16;
private Context mContext;
private ContentResolver mContentResolver;
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<SqlData> mDataList;
// 投影字段对应的索引号
public static final int ID_COLUMN = 0; // ID列索引
public static final int ALERTED_DATE_COLUMN = 1; // 提醒日期列索引
public static final int BG_COLOR_ID_COLUMN = 2; // 背景颜色ID列索引
public static final int CREATED_DATE_COLUMN = 3; // 创建日期列索引
public static final int HAS_ATTACHMENT_COLUMN = 4; // 是否有附件列索引
public static final int MODIFIED_DATE_COLUMN = 5; // 修改日期列索引
public static final int NOTES_COUNT_COLUMN = 6; // 笔记数量列索引
public static final int PARENT_ID_COLUMN = 7; // 父ID列索引
public static final int SNIPPET_COLUMN = 8; // 摘要内容列索引
public static final int TYPE_COLUMN = 9; // 类型列索引
public static final int WIDGET_ID_COLUMN = 10; // 小部件ID列索引
public static final int WIDGET_TYPE_COLUMN = 11; // 小部件类型列索引
public static final int SYNC_ID_COLUMN = 12; // 同步ID列索引
public static final int LOCAL_MODIFIED_COLUMN = 13; // 本地修改标记列索引
public static final int ORIGIN_PARENT_ID_COLUMN = 14; // 原始父ID列索引
public static final int GTASK_ID_COLUMN = 15; // Google Task ID列索引
public static final int VERSION_COLUMN = 16; // 版本号列索引
private Context mContext; // 上下文对象
private ContentResolver mContentResolver; // 内容解析器,用于数据库操作
private boolean mIsCreate; // 标记是否为新建笔记true表示新建false表示从数据库加载
private long mId; // 笔记ID
private long mAlertDate; // 提醒日期
private int mBgColorId; // 背景颜色ID
private long mCreatedDate; // 创建日期
private int mHasAttachment; // 是否有附件0表示无1表示有
private long mModifiedDate; // 修改日期
private long mParentId; // 父文件夹ID
private String mSnippet; // 笔记内容摘要
private int mType; // 笔记类型(笔记、文件夹、系统文件夹等)
private int mWidgetId; // 关联的小部件ID
private int mWidgetType; // 小部件类型
private long mOriginParent; // 原始父文件夹ID用于恢复操作
private long mVersion; // 版本号(用于乐观锁控制)
private ContentValues mDiffNoteValues; // 存储需要更新的字段值(用于数据库更新)
private ArrayList<SqlData> mDataList; // 笔记内容数据列表(用于普通笔记类型)
/**
* -
*
* @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<SqlData>();
mIsCreate = true; // 标记为新建笔记
mId = INVALID_ID; // 使用无效ID
mAlertDate = 0; // 默认无提醒
mBgColorId = ResourceParser.getDefaultBgId(context); // 获取默认背景颜色ID
mCreatedDate = System.currentTimeMillis(); // 使用当前时间作为创建时间
mHasAttachment = 0; // 默认无附件
mModifiedDate = System.currentTimeMillis(); // 使用当前时间作为修改时间
mParentId = 0; // 默认父ID为0
mSnippet = ""; // 空摘要
mType = Notes.TYPE_NOTE; // 默认为普通笔记类型
mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID; // 无效的小部件ID
mWidgetType = Notes.TYPE_WIDGET_INVALIDE; // 无效的小部件类型
mOriginParent = 0; // 默认原始父ID为0
mVersion = 0; // 初始版本为0
mDiffNoteValues = new ContentValues(); // 初始化更新字段容器
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
}
/**
* -
*
* @param context
* @param c
*/
public SqlNote(Context context, Cursor c) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDataList = new ArrayList<SqlData>();
mIsCreate = false; // 标记为从数据库加载
loadFromCursor(c); // 从游标加载数据
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
loadDataContent(); // 如果是普通笔记类型,加载笔记内容数据
mDiffNoteValues = new ContentValues(); // 初始化更新字段容器
}
/**
* - ID
* ID
* @param context
* @param id ID
*/
public SqlNote(Context context, long id) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(id);
mDataList = new ArrayList<SqlData>();
mIsCreate = false; // 标记为从数据库加载
loadFromCursor(id); // 通过ID从数据库加载数据
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
loadDataContent(); // 如果是普通笔记类型,加载笔记内容数据
mDiffNoteValues = new ContentValues(); // 初始化更新字段容器
}
/**
* ID
* ID
* @param id ID
*/
private void loadFromCursor(long id) {
Cursor c = null;
try {
// 查询指定ID的笔记
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] {
String.valueOf(id)
String.valueOf(id)
}, null);
if (c != null) {
c.moveToNext();
loadFromCursor(c);
c.moveToNext(); // 移动到查询结果的第一行
loadFromCursor(c); // 从游标加载数据
} else {
Log.w(TAG, "loadFromCursor: cursor = null");
Log.w(TAG, "loadFromCursor: cursor = null"); // 日志记录游标为空
}
} finally {
if (c != null)
c.close();
c.close(); // 关闭游标
}
}
/**
*
*
* @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);
mId = c.getLong(ID_COLUMN); // 获取笔记ID
mAlertDate = c.getLong(ALERTED_DATE_COLUMN); // 获取提醒日期
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN); // 获取背景颜色ID
mCreatedDate = c.getLong(CREATED_DATE_COLUMN); // 获取创建日期
mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN); // 获取是否有附件
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN); // 获取修改日期
mParentId = c.getLong(PARENT_ID_COLUMN); // 获取父文件夹ID
mSnippet = c.getString(SNIPPET_COLUMN); // 获取笔记摘要
mType = c.getInt(TYPE_COLUMN); // 获取笔记类型
mWidgetId = c.getInt(WIDGET_ID_COLUMN); // 获取小部件ID
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN); // 获取小部件类型
mVersion = c.getLong(VERSION_COLUMN); // 获取版本号
}
/**
*
*
*/
private void loadDataContent() {
Cursor c = null;
mDataList.clear();
mDataList.clear(); // 清空数据列表
try {
// 查询笔记的内容数据
c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
"(note_id=?)", new String[] {
String.valueOf(mId)
String.valueOf(mId)
}, null);
if (c != null) {
if (c.getCount() == 0) {
Log.w(TAG, "it seems that the note has not data");
Log.w(TAG, "it seems that the note has not data"); // 日志记录笔记无内容数据
return;
}
while (c.moveToNext()) {
SqlData data = new SqlData(mContext, c);
mDataList.add(data);
SqlData data = new SqlData(mContext, c); // 创建SqlData对象
mDataList.add(data); // 添加到数据列表
}
} else {
Log.w(TAG, "loadDataContent: cursor = null");
Log.w(TAG, "loadDataContent: cursor = null"); // 日志记录游标为空
}
} finally {
if (c != null)
c.close();
c.close(); // 关闭游标
}
}
/**
* JSON
* JSON
* @param js JSON
* @return truefalse
*/
public boolean setContent(JSONObject js) {
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记JSON对象
if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
Log.w(TAG, "cannot set system folder");
Log.w(TAG, "cannot set system folder"); // 系统文件夹不能设置
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// for folder we can only update the snnipet and type
// 对于文件夹类型,只能更新摘要和类型
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
.getString(NoteColumns.SNIPPET) : ""; // 获取摘要,如果不存在则为空字符串
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 如果摘要发生变化,记录更新
}
mSnippet = snippet;
mSnippet = snippet; // 更新摘要字段
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
: Notes.TYPE_NOTE; // 获取类型,如果不存在则默认为笔记类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
mDiffNoteValues.put(NoteColumns.TYPE, type); // 如果类型发生变化,记录更新
}
mType = type;
mType = type; // 更新类型字段
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) {
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
// 对于普通笔记类型,需要设置所有字段
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取笔记内容数据数组
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID; // 获取笔记ID
if (mIsCreate || mId != id) {
mDiffNoteValues.put(NoteColumns.ID, id);
mDiffNoteValues.put(NoteColumns.ID, id); // 如果ID发生变化记录更新
}
mId = id;
mId = id; // 更新ID字段
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
.getLong(NoteColumns.ALERTED_DATE) : 0;
.getLong(NoteColumns.ALERTED_DATE) : 0; // 获取提醒日期
if (mIsCreate || mAlertDate != alertDate) {
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate);
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate); // 如果提醒日期变化,记录更新
}
mAlertDate = alertDate;
mAlertDate = alertDate; // 更新提醒日期字段
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext);
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext); // 获取背景颜色ID
if (mIsCreate || mBgColorId != bgColorId) {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId); // 如果背景颜色变化,记录更新
}
mBgColorId = bgColorId;
mBgColorId = bgColorId; // 更新背景颜色ID字段
long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis(); // 获取创建日期
if (mIsCreate || mCreatedDate != createDate) {
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate);
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate); // 如果创建日期变化,记录更新
}
mCreatedDate = createDate;
mCreatedDate = createDate; // 更新创建日期字段
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note
.getInt(NoteColumns.HAS_ATTACHMENT) : 0;
.getInt(NoteColumns.HAS_ATTACHMENT) : 0; // 获取是否有附件
if (mIsCreate || mHasAttachment != hasAttachment) {
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment);
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment); // 如果附件状态变化,记录更新
}
mHasAttachment = hasAttachment;
mHasAttachment = hasAttachment; // 更新附件字段
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis();
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis(); // 获取修改日期
if (mIsCreate || mModifiedDate != modifiedDate) {
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate);
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate); // 如果修改日期变化,记录更新
}
mModifiedDate = modifiedDate;
mModifiedDate = modifiedDate; // 更新修改日期字段
long parentId = note.has(NoteColumns.PARENT_ID) ? note
.getLong(NoteColumns.PARENT_ID) : 0;
.getLong(NoteColumns.PARENT_ID) : 0; // 获取父文件夹ID
if (mIsCreate || mParentId != parentId) {
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId); // 如果父ID变化记录更新
}
mParentId = parentId;
mParentId = parentId; // 更新父ID字段
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
.getString(NoteColumns.SNIPPET) : ""; // 获取摘要
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 如果摘要变化,记录更新
}
mSnippet = snippet;
mSnippet = snippet; // 更新摘要字段
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
: Notes.TYPE_NOTE; // 获取笔记类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
mDiffNoteValues.put(NoteColumns.TYPE, type); // 如果类型变化,记录更新
}
mType = type;
mType = type; // 更新类型字段
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID)
: AppWidgetManager.INVALID_APPWIDGET_ID;
: AppWidgetManager.INVALID_APPWIDGET_ID; // 获取小部件ID
if (mIsCreate || mWidgetId != widgetId) {
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId);
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId); // 如果小部件ID变化记录更新
}
mWidgetId = widgetId;
mWidgetId = widgetId; // 更新小部件ID字段
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE;
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE; // 获取小部件类型
if (mIsCreate || mWidgetType != widgetType) {
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType);
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType); // 如果小部件类型变化,记录更新
}
mWidgetType = widgetType;
mWidgetType = widgetType; // 更新小部件类型字段
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0;
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0; // 获取原始父文件夹ID
if (mIsCreate || mOriginParent != originParent) {
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent);
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent); // 如果原始父ID变化记录更新
}
mOriginParent = originParent;
mOriginParent = originParent; // 更新原始父ID字段
// 处理笔记内容数据
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
JSONObject data = dataArray.getJSONObject(i); // 获取每条内容数据
SqlData sqlData = null;
if (data.has(DataColumns.ID)) {
long dataId = data.getLong(DataColumns.ID);
long dataId = data.getLong(DataColumns.ID); // 获取内容数据ID
// 在现有数据列表中查找匹配的内容数据
for (SqlData temp : mDataList) {
if (dataId == temp.getId()) {
sqlData = temp;
sqlData = temp; // 找到已存在的数据
}
}
}
if (sqlData == null) {
sqlData = new SqlData(mContext);
mDataList.add(sqlData);
sqlData = new SqlData(mContext); // 创建新的内容数据对象
mDataList.add(sqlData); // 添加到数据列表
}
sqlData.setContent(data);
sqlData.setContent(data); // 设置内容数据
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 记录JSON解析异常
e.printStackTrace();
return false;
return false; // 返回失败
}
return true;
return true; // 返回成功
}
/**
* JSON
* JSON
* @return JSONnull
*/
public JSONObject getContent() {
try {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建JSON对象
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
Log.e(TAG, "it seems that we haven't created this in database yet"); // 日志记录笔记尚未创建
return null; // 返回null
}
JSONObject note = new JSONObject();
JSONObject note = new JSONObject(); // 创建笔记JSON对象
if (mType == Notes.TYPE_NOTE) {
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();
// 普通笔记类型,包含所有字段
note.put(NoteColumns.ID, mId); // 添加ID
note.put(NoteColumns.ALERTED_DATE, mAlertDate); // 添加提醒日期
note.put(NoteColumns.BG_COLOR_ID, mBgColorId); // 添加背景颜色ID
note.put(NoteColumns.CREATED_DATE, mCreatedDate); // 添加创建日期
note.put(NoteColumns.HAS_ATTACHMENT, mHasAttachment); // 添加附件状态
note.put(NoteColumns.MODIFIED_DATE, mModifiedDate); // 添加修改日期
note.put(NoteColumns.PARENT_ID, mParentId); // 添加父文件夹ID
note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要
note.put(NoteColumns.TYPE, mType); // 添加类型
note.put(NoteColumns.WIDGET_ID, mWidgetId); // 添加小部件ID
note.put(NoteColumns.WIDGET_TYPE, mWidgetType); // 添加小部件类型
note.put(NoteColumns.ORIGIN_PARENT_ID, mOriginParent); // 添加原始父文件夹ID
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON
// 添加笔记内容数据
JSONArray dataArray = new JSONArray(); // 创建内容数据数组
for (SqlData sqlData : mDataList) {
JSONObject data = sqlData.getContent();
JSONObject data = sqlData.getContent(); // 获取内容数据的JSON
if (data != null) {
dataArray.put(data);
dataArray.put(data); // 添加到数组
}
}
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将内容数据数组添加到JSON
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.SNIPPET, mSnippet);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
// 文件夹或系统文件夹类型,只包含必要字段
note.put(NoteColumns.ID, mId); // 添加ID
note.put(NoteColumns.TYPE, mType); // 添加类型
note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON
}
return js;
return js; // 返回JSON对象
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 记录JSON异常
e.printStackTrace();
}
return null;
return null; // 返回null
}
/**
* ID
* ID
* @param id ID
*/
public void setParentId(long id) {
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
mParentId = id; // 更新父文件夹ID字段
mDiffNoteValues.put(NoteColumns.PARENT_ID, id); // 记录需要更新的字段
}
/**
* Google Task ID
* Google Task ID
* @param gid Google Task ID
*/
public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); // 记录需要更新的字段
}
/**
* ID
* ID
* @param syncId ID
*/
public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); // 记录需要更新的字段
}
/**
*
* 0
*/
public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); // 记录需要更新的字段
}
/**
* ID
* @return ID
*/
public long getId() {
return mId;
}
/**
* ID
* @return ID
*/
public long getParentId() {
return mParentId;
}
/**
*
* @return
*/
public String getSnippet() {
return mSnippet;
}
/**
*
* @return truefalse
*/
public boolean isNoteType() {
return mType == Notes.TYPE_NOTE;
}
/**
*
*
* @param validateVersion
*/
public void commit(boolean validateVersion) {
if (mIsCreate) {
// 新建笔记操作
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
mDiffNoteValues.remove(NoteColumns.ID);
mDiffNoteValues.remove(NoteColumns.ID); // 如果ID为无效值且存在于更新字段中移除它
}
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues); // 插入新笔记到数据库
try {
mId = Long.valueOf(uri.getPathSegments().get(1));
mId = Long.valueOf(uri.getPathSegments().get(1)); // 从返回的URI中获取新笔记的ID
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
Log.e(TAG, "Get note id error :" + e.toString()); // 记录获取ID异常
throw new ActionFailureException("create note failed"); // 抛出创建失败异常
}
if (mId == 0) {
throw new IllegalStateException("Create thread id failed");
throw new IllegalStateException("Create thread id failed"); // 如果ID为0抛出异常
}
// 如果是普通笔记类型,提交笔记内容数据
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, false, -1);
sqlData.commit(mId, false, -1); // 提交内容数据,不验证版本
}
}
} else {
// 更新笔记操作
if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {
Log.e(TAG, "No such note");
throw new IllegalStateException("Try to update note with invalid id");
Log.e(TAG, "No such note"); // 日志记录无效ID
throw new IllegalStateException("Try to update note with invalid id"); // 抛出无效ID异常
}
if (mDiffNoteValues.size() > 0) {
mVersion ++;
mVersion ++; // 版本号递增
int result = 0;
if (!validateVersion) {
// 不验证版本号,直接更新
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId)
String.valueOf(mId)
});
} else {
// 验证版本号,使用乐观锁控制
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
new String[] {
String.valueOf(mId), String.valueOf(mVersion)
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 日志记录无更新
}
}
// 如果是普通笔记类型,提交笔记内容数据的更改
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, validateVersion, mVersion);
sqlData.commit(mId, validateVersion, mVersion); // 提交内容数据,可能验证版本
}
}
}
// refresh local info
// 重新从数据库加载笔记数据,确保对象状态与数据库一致
loadFromCursor(mId);
if (mType == Notes.TYPE_NOTE)
loadDataContent();
loadDataContent(); // 重新加载笔记内容数据
mDiffNoteValues.clear();
mIsCreate = false;
mDiffNoteValues.clear(); // 清空更新字段容器
mIsCreate = false; // 标记为非新建状态
}
}
}

@ -31,65 +31,77 @@ import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
/**
* Task -
*
* 便Node
* 便Google Tasks
* Google Tasks
*/
public class Task extends Node {
private static final String TAG = Task.class.getSimpleName();
private boolean mCompleted;
private String mNotes;
private JSONObject mMetaInfo;
private Task mPriorSibling;
private TaskList mParent;
private static final String TAG = Task.class.getSimpleName(); // 日志标签
// 任务特有属性
private boolean mCompleted; // 完成状态标记
private String mNotes; // 任务备注/描述
private JSONObject mMetaInfo; // 元信息(存储本地便签的详细信息)
private Task mPriorSibling; // 前一个兄弟任务(用于排序)
private TaskList mParent; // 父任务列表TaskList
/**
*
*/
public Task() {
super();
mCompleted = false;
mNotes = null;
mPriorSibling = null;
mParent = null;
mMetaInfo = null;
mCompleted = false; // 默认未完成
mNotes = null; // 默认无备注
mPriorSibling = null; // 默认无前兄弟任务
mParent = null; // 默认无父列表
mMetaInfo = null; // 默认无元信息
}
/**
* JSONGoogle Tasks
* @param actionId ID
* @return JSONObject
* @throws ActionFailureException JSON
*/
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
// 操作类型:创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
// 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
// 索引位置(在父列表中的位置)
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
// entity_delta
// 实体数据变化
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_TASK);
GTaskStringUtils.GTASK_JSON_TYPE_TASK); // 实体类型为任务
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注
}
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
// parent_id
// 父列表ID
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
// dest_parent_type
// 目标父类型
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// list_id
// 列表ID与父列表ID相同
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
// prior_sibling_id
// 前兄弟任务ID用于排序
if (mPriorSibling != null) {
js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
}
@ -103,27 +115,33 @@ public class Task extends Node {
return js;
}
/**
* JSONGoogle Tasks
* @param actionId ID
* @return JSONObject
* @throws ActionFailureException JSON
*/
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
// 操作类型:更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
// 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
// 任务ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
// 实体数据变化
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注
}
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
@ -135,35 +153,40 @@ public class Task extends Node {
return js;
}
/**
* JSONGoogle Tasks
* @param js JSONObject
* @throws ActionFailureException JSON
*/
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
// id
// 任务ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified
// 最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name
// 任务名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
// notes
// 任务备注
if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
}
// deleted
// 删除状态
if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
}
// completed
// 完成状态
if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) {
setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED));
}
@ -175,6 +198,10 @@ public class Task extends Node {
}
}
/**
* JSON
* @param js 便JSONObject
*/
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) {
@ -182,18 +209,21 @@ public class Task extends Node {
}
try {
// 获取便签信息和数据数组
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
// 验证便签类型
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
Log.e(TAG, "invalid type");
return;
}
// 遍历数据数组,查找便签内容
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
setName(data.getString(DataColumns.CONTENT));
setName(data.getString(DataColumns.CONTENT)); // 设置任务名称为便签内容
break;
}
}
@ -204,31 +234,37 @@ public class Task extends Node {
}
}
/**
* JSON
* @return 便JSONObjectnull
*/
public JSONObject getLocalJSONFromContent() {
String name = getName();
try {
if (mMetaInfo == null) {
// new task created from web
// 从Web新创建的任务没有元信息
if (name == null) {
Log.w(TAG, "the note seems to be an empty one");
return null;
}
// 构建新的JSON结构
JSONObject js = new JSONObject();
JSONObject note = new JSONObject();
JSONArray dataArray = new JSONArray();
JSONObject data = new JSONObject();
data.put(DataColumns.CONTENT, name);
data.put(DataColumns.CONTENT, name); // 便签内容
dataArray.put(data);
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 类型为普通便签
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
return js;
} else {
// synced task
// 已同步的任务(有元信息)
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
// 更新便签内容
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
@ -238,7 +274,7 @@ public class Task extends Node {
}
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
return mMetaInfo;
return mMetaInfo; // 返回更新后的元信息
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
@ -247,6 +283,10 @@ public class Task extends Node {
}
}
/**
* MetaData
* @param metaData
*/
public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) {
try {
@ -258,48 +298,57 @@ public class Task extends Node {
}
}
/**
*
* @param c Cursor
* @return SYNC_ACTION_*
*/
public int getSyncAction(Cursor c) {
try {
JSONObject noteInfo = null;
// 从元信息中获取便签信息
if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
}
if (noteInfo == null) {
Log.w(TAG, "it seems that note meta has been deleted");
return SYNC_ACTION_UPDATE_REMOTE;
return SYNC_ACTION_UPDATE_REMOTE; // 远程更新本地
}
if (!noteInfo.has(NoteColumns.ID)) {
Log.w(TAG, "remote note id seems to be deleted");
return SYNC_ACTION_UPDATE_LOCAL;
return SYNC_ACTION_UPDATE_LOCAL; // 本地更新远程
}
// validate the note id now
// 验证便签ID是否匹配
if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
Log.w(TAG, "note id doesn't match");
return SYNC_ACTION_UPDATE_LOCAL;
return SYNC_ACTION_UPDATE_LOCAL; // ID不匹配用本地更新远程
}
// 检查本地修改标记
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// there is no local update
// 本地无修改
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// no update both side
// 两边都无更新
return SYNC_ACTION_NONE;
} else {
// apply remote to local
// 远程有更新,应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// validate gtask id
// 本地有修改
// 验证Google Task ID是否匹配
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id doesn't match");
return SYNC_ACTION_ERROR;
return SYNC_ACTION_ERROR; // ID不匹配错误
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// local modification only
// 仅本地有修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// 两边都有修改,冲突
return SYNC_ACTION_UPDATE_CONFLICT;
}
}
@ -308,44 +357,79 @@ public class Task extends Node {
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
return SYNC_ACTION_ERROR; // 发生异常,返回错误
}
/**
*
* @return truefalse
*/
public boolean isWorthSaving() {
return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
|| (getNotes() != null && getNotes().trim().length() > 0);
}
/**
*
* @param completed true-false-
*/
public void setCompleted(boolean completed) {
this.mCompleted = completed;
}
/**
*
* @param notes
*/
public void setNotes(String notes) {
this.mNotes = notes;
}
/**
*
* @param priorSibling
*/
public void setPriorSibling(Task priorSibling) {
this.mPriorSibling = priorSibling;
}
/**
*
* @param parent
*/
public void setParent(TaskList parent) {
this.mParent = parent;
}
/**
*
* @return true-false-
*/
public boolean getCompleted() {
return this.mCompleted;
}
/**
*
* @return
*/
public String getNotes() {
return this.mNotes;
}
/**
*
* @return
*/
public Task getPriorSibling() {
return this.mPriorSibling;
}
/**
*
* @return
*/
public TaskList getParent() {
return this.mParent;
}
}
}

@ -29,40 +29,54 @@ import org.json.JSONObject;
import java.util.ArrayList;
/**
* TaskList -
*
* Google Tasks便
* NodeTask
* Google Tasks
*/
public class TaskList extends Node {
private static final String TAG = TaskList.class.getSimpleName();
private static final String TAG = TaskList.class.getSimpleName(); // 日志标签
private int mIndex;
private ArrayList<Task> mChildren;
private int mIndex; // 任务列表在父容器中的索引位置
private ArrayList<Task> mChildren; // 子任务列表
/**
*
*/
public TaskList() {
super();
mChildren = new ArrayList<Task>();
mIndex = 1;
mChildren = new ArrayList<Task>(); // 初始化子任务列表
mIndex = 1; // 默认索引为1Google Tasks的索引从1开始
}
/**
* JSONGoogle Tasks
* @param actionId ID
* @return JSONObject
* @throws ActionFailureException JSON
*/
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
// 操作类型:创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
// 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
// 索引位置
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
// entity_delta
// 实体数据变化
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 实体类型为组(列表)
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
@ -74,24 +88,30 @@ public class TaskList extends Node {
return js;
}
/**
* JSONGoogle Tasks
* @param actionId ID
* @return JSONObject
* @throws ActionFailureException JSON
*/
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
// 操作类型:更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
// 操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
// 列表ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
// 实体数据变化
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 列表名称
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
@ -103,20 +123,25 @@ public class TaskList extends Node {
return js;
}
/**
* JSONGoogle Tasks
* @param js JSONObject
* @throws ActionFailureException JSON
*/
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
// id
// 列表ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified
// 最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name
// 列表名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
@ -129,6 +154,10 @@ public class TaskList extends Node {
}
}
/**
* JSON
* @param js JSONObject
*/
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
@ -137,10 +166,13 @@ public class TaskList extends Node {
try {
JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
// 根据文件夹类型设置名称
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// 普通文件夹使用片段作为名称并添加MIUI前缀
String name = folder.getString(NoteColumns.SNIPPET);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
// 系统文件夹根据ID设置特定的名称
if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER)
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT);
else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER)
@ -157,21 +189,28 @@ public class TaskList extends Node {
}
}
/**
* JSON
* @return JSONObject
*/
public JSONObject getLocalJSONFromContent() {
try {
JSONObject js = new JSONObject();
JSONObject folder = new JSONObject();
// 处理文件夹名称移除MIUI前缀
String folderName = getName();
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
folderName.length());
folder.put(NoteColumns.SNIPPET, folderName);
// 根据文件夹名称判断类型
if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 默认文件夹和通话记录文件夹为系统类型
else
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 其他为普通文件夹
js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
@ -183,28 +222,34 @@ public class TaskList extends Node {
}
}
/**
*
* @param c Cursor
* @return SYNC_ACTION_*
*/
public int getSyncAction(Cursor c) {
try {
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// there is no local update
// 本地无修改
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// no update both side
// 两边都无更新
return SYNC_ACTION_NONE;
} else {
// apply remote to local
// 远程有更新,应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// validate gtask id
// 本地有修改
// 验证Google Task ID是否匹配
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id doesn't match");
return SYNC_ACTION_ERROR;
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// local modification only
// 仅本地有修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// for folder conflicts, just apply local modification
// 文件夹冲突时,优先应用本地修改(不同于任务的处理方式)
return SYNC_ACTION_UPDATE_REMOTE;
}
}
@ -216,16 +261,25 @@ public class TaskList extends Node {
return SYNC_ACTION_ERROR;
}
/**
*
* @return
*/
public int getChildTaskCount() {
return mChildren.size();
}
/**
*
* @param task
* @return truefalse
*/
public boolean addChildTask(Task task) {
boolean ret = false;
if (task != null && !mChildren.contains(task)) {
ret = mChildren.add(task);
if (ret) {
// need to set prior sibling and parent
// 设置前兄弟任务和父列表
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
.get(mChildren.size() - 1));
task.setParent(this);
@ -234,6 +288,12 @@ public class TaskList extends Node {
return ret;
}
/**
*
* @param task
* @param index
* @return truefalse
*/
public boolean addChildTask(Task task, int index) {
if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "add child task: invalid index");
@ -244,7 +304,7 @@ public class TaskList extends Node {
if (task != null && pos == -1) {
mChildren.add(index, task);
// update the task list
// 更新任务列表的前后兄弟关系
Task preTask = null;
Task afterTask = null;
if (index != 0)
@ -260,6 +320,11 @@ public class TaskList extends Node {
return true;
}
/**
*
* @param task
* @return truefalse
*/
public boolean removeChildTask(Task task) {
boolean ret = false;
int index = mChildren.indexOf(task);
@ -267,11 +332,11 @@ public class TaskList extends Node {
ret = mChildren.remove(task);
if (ret) {
// reset prior sibling and parent
// 重置任务的前兄弟任务和父列表
task.setPriorSibling(null);
task.setParent(null);
// update the task list
// 更新任务列表的前兄弟关系
if (index != mChildren.size()) {
mChildren.get(index).setPriorSibling(
index == 0 ? null : mChildren.get(index - 1));
@ -281,6 +346,12 @@ public class TaskList extends Node {
return ret;
}
/**
*
* @param task
* @param index
* @return truefalse
*/
public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) {
@ -299,6 +370,11 @@ public class TaskList extends Node {
return (removeChildTask(task) && addChildTask(task, index));
}
/**
* Google Task ID
* @param gid Google Task
* @return null
*/
public Task findChildTaskByGid(String gid) {
for (int i = 0; i < mChildren.size(); i++) {
Task t = mChildren.get(i);
@ -309,10 +385,20 @@ public class TaskList extends Node {
return null;
}
/**
*
* @param task
* @return -1
*/
public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task);
}
/**
*
* @param index
* @return null
*/
public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: invalid index");
@ -321,6 +407,11 @@ public class TaskList extends Node {
return mChildren.get(index);
}
/**
* Google Task ID
* @param gid Google Task
* @return null
*/
public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) {
if (task.getGid().equals(gid))
@ -329,15 +420,27 @@ public class TaskList extends Node {
return null;
}
/**
*
* @return ArrayList
*/
public ArrayList<Task> getChildTaskList() {
return this.mChildren;
}
/**
*
* @param index
*/
public void setIndex(int index) {
this.mIndex = index;
}
/**
*
* @return
*/
public int getIndex() {
return this.mIndex;
}
}
}

@ -39,120 +39,178 @@ import net.micode.notes.tool.DataUtils;
import java.io.IOException;
/**
* 便
*
* 便
* 1. 使
* 2.
* 3. 便
*
*
* - 使
* -
* - 便便
*/
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;
private long mNoteId; // 触发提醒的便签ID
private String mSnippet; // 便签内容摘要
private static final int SNIPPET_PREW_MAX_LEN = 60; // 摘要显示的最大长度
MediaPlayer mPlayer; // 媒体播放器,用于播放闹钟音
/**
* Activity
*
*
* @param savedInstanceState
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
requestWindowFeature(Window.FEATURE_NO_TITLE); // 设置无标题栏
final Window win = getWindow();
win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); // 在锁屏状态下显示
// 如果屏幕未亮起,则添加更多窗口标志以唤醒屏幕
if (!isScreenOn()) {
win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
| WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON // 保持屏幕常亮
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON // 点亮屏幕
| WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON // 允许屏幕点亮时锁定
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR); // 允许装饰嵌入布局
}
Intent intent = getIntent();
try {
// 从Intent中提取便签ID和内容
mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
// 截取便签内容摘要,避免过长显示
mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
: mSnippet;
} catch (IllegalArgumentException e) {
e.printStackTrace();
return;
return; // 如果便签ID无效直接返回
}
mPlayer = new MediaPlayer();
mPlayer = new MediaPlayer(); // 初始化媒体播放器
// 检查便签是否在数据库中且可见(不在回收站中)
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
showActionDialog();
playAlarmSound();
showActionDialog(); // 显示操作对话框
playAlarmSound(); // 播放闹钟音
} else {
finish();
finish(); // 便签不存在或不可见直接结束Activity
}
}
/**
*
*
* @return truefalse
*/
private boolean isScreenOn() {
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
return pm.isScreenOn();
}
/**
*
* 使
*/
private void playAlarmSound() {
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); // 获取默认闹钟铃声
// 检查系统静音设置是否影响闹钟音频流
int silentModeStreams = Settings.System.getInt(getContentResolver(),
Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
// 如果静音设置影响闹钟音频流,则使用该设置;否则使用默认的闹钟音频流
if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
mPlayer.setAudioStreamType(silentModeStreams);
} else {
mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
}
// 设置并播放闹钟音
try {
mPlayer.setDataSource(this, url);
mPlayer.prepare();
mPlayer.setLooping(true);
mPlayer.setLooping(true); // 设置循环播放,直到用户操作
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();
}
}
/**
*
* 便
*/
private void showActionDialog() {
AlertDialog.Builder dialog = new AlertDialog.Builder(this);
dialog.setTitle(R.string.app_name);
dialog.setMessage(mSnippet);
dialog.setTitle(R.string.app_name); // 设置应用名称作为标题
dialog.setMessage(mSnippet); // 设置便签内容摘要
// 确定按钮:关闭提醒
dialog.setPositiveButton(R.string.notealert_ok, this);
// 如果屏幕亮起,显示"进入编辑"按钮
if (isScreenOn()) {
dialog.setNegativeButton(R.string.notealert_enter, this);
}
dialog.show().setOnDismissListener(this);
dialog.show().setOnDismissListener(this); // 显示对话框并设置关闭监听器
}
/**
*
*
* @param dialog
* @param which
*/
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case DialogInterface.BUTTON_NEGATIVE:
// 用户点击"进入编辑"按钮,启动便签编辑界面
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.putExtra(Intent.EXTRA_UID, mNoteId);
intent.putExtra(Intent.EXTRA_UID, mNoteId); // 传递便签ID
startActivity(intent);
break;
default:
// 其他按钮(如确定按钮)无额外操作
break;
}
}
/**
*
* Activity
*
* @param dialog
*/
public void onDismiss(DialogInterface dialog) {
stopAlarmSound();
finish();
stopAlarmSound(); // 停止播放闹钟音
finish(); // 结束Activity
}
/**
*
*
*/
private void stopAlarmSound() {
if (mPlayer != null) {
mPlayer.stop();
mPlayer.release();
mPlayer = null;
mPlayer.stop(); // 停止播放
mPlayer.release(); // 释放资源
mPlayer = null; // 清空引用
}
}
}
}

@ -27,20 +27,29 @@ import android.database.Cursor;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
*
*
*/
public class AlarmInitReceiver extends BroadcastReceiver {
// 数据库查询需要的列
private static final String [] PROJECTION = new String [] {
NoteColumns.ID,
NoteColumns.ALERTED_DATE
NoteColumns.ID, // 笔记ID
NoteColumns.ALERTED_DATE // 提醒时间
};
private static final int COLUMN_ID = 0;
private static final int COLUMN_ALERTED_DATE = 1;
// 列索引常量
private static final int COLUMN_ID = 0; // ID列索引
private static final int COLUMN_ALERTED_DATE = 1; // 提醒时间列索引
@Override
public void onReceive(Context context, Intent intent) {
// 获取当前系统时间
long currentDate = System.currentTimeMillis();
// 查询所有需要设置闹钟的笔记
// 条件:提醒时间大于当前时间,且笔记类型为普通笔记(非文件夹等)
Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE,
@ -48,18 +57,33 @@ public class AlarmInitReceiver extends BroadcastReceiver {
null);
if (c != null) {
// 遍历查询结果
if (c.moveToFirst()) {
do {
// 获取该笔记的提醒时间
long alertDate = c.getLong(COLUMN_ALERTED_DATE);
// 创建触发闹钟的Intent目标为AlarmReceiver
Intent sender = new Intent(context, AlarmReceiver.class);
sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID)));
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0);
// 将笔记ID附加到URI中以便AlarmReceiver知道是哪个笔记的提醒
sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
c.getLong(COLUMN_ID)));
// 创建PendingIntent用于在指定时间触发广播
PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
0, sender, 0);
// 获取系统闹钟服务
AlarmManager alermManager = (AlarmManager) context
.getSystemService(Context.ALARM_SERVICE);
// 设置闹钟
// 使用RTC_WAKEUP模式在指定时间唤醒设备并触发PendingIntent
alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent);
} while (c.moveToNext());
} while (c.moveToNext()); // 继续处理下一条记录
}
c.close();
c.close(); // 关闭游标,释放资源
}
// 注意如果c为null说明查询失败这里没有错误处理
}
}
}

@ -20,11 +20,38 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
/**
*
* AlarmManager广
*
* AlarmInitReceiver
* - AlarmInitReceiver:
* - AlarmReceiver:
*/
public class AlarmReceiver extends BroadcastReceiver {
/**
* 广
* AlarmManager
*
* @param context Activity
* @param intent Intent
* AlarmInitReceiverURI
*/
@Override
public void onReceive(Context context, Intent intent) {
// 将Intent的目标类设置为AlarmAlertActivity这是显示提醒的界面
intent.setClass(context, AlarmAlertActivity.class);
// 添加FLAG_ACTIVITY_NEW_TASK标志因为从BroadcastReceiver启动Activity
// 必须在一个新的任务栈中,不能直接在当前任务栈启动
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
// 启动闹钟提醒Activity
// AlarmAlertActivity将显示具体的笔记内容提醒用户
context.startActivity(intent);
// 注意:此处没有取消或清除闹钟,如果需要一次性闹钟,
// 应在AlarmAlertActivity中处理闹钟的清除
}
}
}

@ -21,92 +21,124 @@ 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;
/**
*
* 1224
* 使NumberPicker
*/
public class DateTimePicker extends FrameLayout {
// 默认启用状态
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;
// 时间相关常量
private static final int HOURS_IN_HALF_DAY = 12; // 半天的小时数
private static final int HOURS_IN_ALL_DAY = 24; // 全天的小时数
private static final int DAYS_IN_ALL_WEEK = 7; // 一周的天数(用于显示最近一周的日期)
// NumberPicker范围常量
private static final int DATE_SPINNER_MIN_VAL = 0; // 日期选择器最小值
private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; // 日期选择器最大值
private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; // 24小时制小时最小值
private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; // 24小时制小时最大值
private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; // 12小时制小时最小值
private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; // 12小时制小时最大值
private static final int MINUT_SPINNER_MIN_VAL = 0; // 分钟选择器最小值
private static final int MINUT_SPINNER_MAX_VAL = 59; // 分钟选择器最大值
private static final int AMPM_SPINNER_MIN_VAL = 0; // AM/PM选择器最小值
private static final int AMPM_SPINNER_MAX_VAL = 1; // AM/PM选择器最大值
// UI控件引用
private final NumberPicker mDateSpinner; // 日期选择器
private final NumberPicker mHourSpinner; // 小时选择器
private final NumberPicker mMinuteSpinner; // 分钟选择器
private final NumberPicker mAmPmSpinner; // 上午/下午选择器
// 数据模型
private Calendar mDate; // 当前选择的日期时间
private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; // 日期显示值(一周)
private boolean mIsAm; // 是否为上午
private boolean mIs24HourView; // 是否使用24小时制
private boolean mIsEnabled = DEFAULT_ENABLE_STATE; // 控件是否启用
private boolean mInitialising; // 是否正在初始化标志,防止初始化期间触发事件
// 日期时间变化监听器
private OnDateTimeChangedListener mOnDateTimeChangedListener;
/**
*
* Calendar
*/
private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
// 根据新旧值差异调整天数
mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
updateDateControl();
onDateTimeChanged();
updateDateControl(); // 更新日期显示
onDateTimeChanged(); // 通知监听器
}
};
/**
*
* 12/24
*/
private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
boolean isDateChanged = false;
Calendar cal = Calendar.getInstance();
// 12小时制下的特殊处理
if (!mIs24HourView) {
// 处理PM到AM的跨天转换12小时制
if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
}
// 处理AM到PM的跨天转换12小时制
else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
// 处理12点切换时AM/PM状态变化
if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
mIsAm = !mIsAm;
updateAmPmControl();
}
} else {
}
// 24小时制下的跨天处理
else {
// 23->0 跨到第二天
if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
}
// 0->23 跨到前一天
else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
}
// 设置新的小时值
int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
mDate.set(Calendar.HOUR_OF_DAY, newHour);
onDateTimeChanged();
onDateTimeChanged(); // 通知监听器
// 如果日期已变化,更新年、月、日
if (isDateChanged) {
setCurrentYear(cal.get(Calendar.YEAR));
setCurrentMonth(cal.get(Calendar.MONTH));
@ -115,21 +147,33 @@ public class DateTimePicker extends FrameLayout {
}
};
/**
*
*
*/
private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
int minValue = mMinuteSpinner.getMinValue();
int maxValue = mMinuteSpinner.getMaxValue();
int offset = 0;
// 检测分钟是否从最大值滚动到最小值59->0增加1小时
if (oldVal == maxValue && newVal == minValue) {
offset += 1;
} else if (oldVal == minValue && newVal == maxValue) {
}
// 检测分钟是否从最小值滚动到最大值0->59减少1小时
else if (oldVal == minValue && newVal == maxValue) {
offset -= 1;
}
// 如果有小时偏移,调整时间
if (offset != 0) {
mDate.add(Calendar.HOUR_OF_DAY, offset);
mHourSpinner.setValue(getCurrentHour());
updateDateControl();
updateDateControl(); // 更新日期显示
// 更新AM/PM状态
int newHour = getCurrentHourOfDay();
if (newHour >= HOURS_IN_HALF_DAY) {
mIsAm = false;
@ -139,87 +183,117 @@ public class DateTimePicker extends FrameLayout {
updateAmPmControl();
}
}
// 设置新的分钟值
mDate.set(Calendar.MINUTE, newVal);
onDateTimeChanged();
onDateTimeChanged(); // 通知监听器
}
};
/**
* AM/PM
* /12
*/
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
mIsAm = !mIsAm;
// AM/PM切换时调整12小时
if (mIsAm) {
mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
} else {
mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY);
}
updateAmPmControl();
onDateTimeChanged();
updateAmPmControl(); // 更新AM/PM显示
onDateTimeChanged(); // 通知监听器
}
};
/**
*
*/
public interface OnDateTimeChangedListener {
void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute);
int dayOfMonth, int hourOfDay, int minute);
}
/**
* - 使
*/
public DateTimePicker(Context context) {
this(context, System.currentTimeMillis());
}
/**
* - 使
*/
public DateTimePicker(Context context, long date) {
this(context, date, DateFormat.is24HourFormat(context));
}
/**
* -
* @param context
* @param date
* @param is24HourView 使24
*/
public DateTimePicker(Context context, long date, boolean is24HourView) {
super(context);
mDate = Calendar.getInstance();
mInitialising = true;
mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
mInitialising = true; // 设置初始化标志
// 根据当前小时判断是上午还是下午
mIsAm = getCurrentHourOfDay() < HOURS_IN_HALF_DAY;
// 加载布局
inflate(context, R.layout.datetime_picker, this);
// 初始化日期选择器
mDateSpinner = (NumberPicker) findViewById(R.id.date);
mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
// 初始化小时选择器
mHourSpinner = (NumberPicker) findViewById(R.id.hour);
mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
// 初始化分钟选择器
mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
mMinuteSpinner.setOnLongPressUpdateInterval(100);
mMinuteSpinner.setOnLongPressUpdateInterval(100); // 设置长按更新间隔
mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
// 初始化AM/PM选择器
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings(); // 获取本地化的AM/PM字符串
mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL);
mAmPmSpinner.setDisplayedValues(stringsForAmPm);
mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
// update controls to initial state
// 更新控件初始状态
updateDateControl();
updateHourControl();
updateAmPmControl();
set24HourView(is24HourView);
// set to current time
setCurrentDate(date);
setEnabled(isEnabled());
set24HourView(is24HourView); // 设置12/24小时制显示
setCurrentDate(date); // 设置当前时间
setEnabled(isEnabled()); // 设置启用状态
// set the content descriptions
mInitialising = false;
mInitialising = false; // 初始化完成
}
/**
*
*/
@Override
public void setEnabled(boolean enabled) {
if (mIsEnabled == enabled) {
return;
}
super.setEnabled(enabled);
// 设置所有子控件的启用状态
mDateSpinner.setEnabled(enabled);
mMinuteSpinner.setEnabled(enabled);
mHourSpinner.setEnabled(enabled);
@ -227,24 +301,23 @@ public class DateTimePicker extends FrameLayout {
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();
@ -254,16 +327,10 @@ public class DateTimePicker extends FrameLayout {
}
/**
* 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) {
int dayOfMonth, int hourOfDay, int minute) {
setCurrentYear(year);
setCurrentMonth(month);
setCurrentDay(dayOfMonth);
@ -272,20 +339,17 @@ public class DateTimePicker extends FrameLayout {
}
/**
* 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) {
// 防止初始化期间重复触发事件
if (!mInitialising && year == getCurrentYear()) {
return;
}
@ -295,18 +359,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current month in the year
*
* @return The current month in the year
* 0-11
*/
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()) {
@ -318,18 +378,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* 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()) {
@ -341,19 +397,22 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current hour in 24 hour mode, in the range (0~23)
* @return The current hour in 24 hour mode
* 240-23
*/
public int getCurrentHourOfDay() {
return mDate.get(Calendar.HOUR_OF_DAY);
}
/**
* 12/24
*/
private int getCurrentHour() {
if (mIs24HourView){
return getCurrentHourOfDay();
return getCurrentHourOfDay(); // 24小时制直接返回
} else {
// 12小时制转换0点显示为1213点显示为1
int hour = getCurrentHourOfDay();
if (hour > HOURS_IN_HALF_DAY) {
if (hour >= HOURS_IN_HALF_DAY) {
return hour - HOURS_IN_HALF_DAY;
} else {
return hour == 0 ? HOURS_IN_HALF_DAY : hour;
@ -362,15 +421,15 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Set current hour in 24 hour mode, in the range (0~23)
*
* @param hourOfDay
* 24
*/
public void setCurrentHour(int hourOfDay) {
if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
return;
}
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
// 12小时制下需要同步AM/PM状态
if (!mIs24HourView) {
if (hourOfDay >= HOURS_IN_HALF_DAY) {
mIsAm = false;
@ -390,16 +449,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* 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()) {
@ -411,53 +468,78 @@ public class DateTimePicker extends FrameLayout {
}
/**
* @return true if this is in 24 hour view else false.
* 使24
*/
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.
* 12/24
*/
public void set24HourView(boolean is24HourView) {
if (mIs24HourView == is24HourView) {
return;
}
mIs24HourView = is24HourView;
// 根据12/24小时制显示或隐藏AM/PM选择器
mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
int hour = getCurrentHourOfDay();
// 更新小时选择器范围
updateHourControl();
// 保持当前小时,但根据新的显示模式调整
int hour = getCurrentHourOfDay();
setCurrentHour(hour);
updateAmPmControl();
}
/**
*
*
*/
private void updateDateControl() {
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(mDate.getTimeInMillis());
// 计算显示范围从当前日期前3天开始
cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
mDateSpinner.setDisplayedValues(null);
// 生成一周的日期显示字符串
for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) {
cal.add(Calendar.DAY_OF_YEAR, 1);
// 格式:月份.日期 星期几01.15 星期一)
mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal);
}
mDateSpinner.setDisplayedValues(mDateDisplayValues);
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
mDateSpinner.invalidate();
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2); // 当前日期在中间位置
mDateSpinner.invalidate(); // 刷新显示
}
/**
* AM/PM
*/
private void updateAmPmControl() {
if (mIs24HourView) {
// 24小时制隐藏AM/PM选择器
mAmPmSpinner.setVisibility(View.GONE);
} else {
// 12小时制显示AM/PM选择器
int index = mIsAm ? Calendar.AM : Calendar.PM;
mAmPmSpinner.setValue(index);
mAmPmSpinner.setVisibility(View.VISIBLE);
}
}
/**
*
* 12/24
*/
private void updateHourControl() {
if (mIs24HourView) {
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
@ -469,17 +551,20 @@ public class DateTimePicker extends FrameLayout {
}
/**
* 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());
}
}
}
}

@ -29,62 +29,114 @@ import android.content.DialogInterface.OnClickListener;
import android.text.format.DateFormat;
import android.text.format.DateUtils;
/**
*
* DateTimePicker
*
*/
public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
private Calendar mDate = Calendar.getInstance();
private boolean mIs24HourView;
private OnDateTimeSetListener mOnDateTimeSetListener;
private DateTimePicker mDateTimePicker;
private Calendar mDate = Calendar.getInstance(); // 当前选择的日期时间
private boolean mIs24HourView; // 是否使用24小时制
private OnDateTimeSetListener mOnDateTimeSetListener; // 日期时间设置完成监听器
private DateTimePicker mDateTimePicker; // 日期时间选择器控件
/**
*
* "确定"
*/
public interface OnDateTimeSetListener {
void OnDateTimeSet(AlertDialog dialog, long date);
}
/**
*
* @param context
* @param date
*/
public DateTimePickerDialog(Context context, long date) {
super(context);
// 创建DateTimePicker控件
mDateTimePicker = new DateTimePicker(context);
setView(mDateTimePicker);
setView(mDateTimePicker); // 将DateTimePicker设置为对话框的内容视图
// 设置DateTimePicker的日期时间变化监听器
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
public void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
int dayOfMonth, int hourOfDay, int minute) {
// 当DateTimePicker中的时间变化时更新内部Calendar对象
mDate.set(Calendar.YEAR, year);
mDate.set(Calendar.MONTH, month);
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
mDate.set(Calendar.MINUTE, minute);
// 更新对话框标题显示新的时间
updateTitle(mDate.getTimeInMillis());
}
});
// 设置初始时间
mDate.setTimeInMillis(date);
mDate.set(Calendar.SECOND, 0);
mDate.set(Calendar.SECOND, 0); // 将秒数设为0只精确到分钟
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
setButton(context.getString(R.string.datetime_dialog_ok), this);
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
// 设置对话框按钮
setButton(DialogInterface.BUTTON_POSITIVE, context.getString(R.string.datetime_dialog_ok), this);
setButton(DialogInterface.BUTTON_NEGATIVE, context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
// 根据系统设置决定是否使用24小时制
set24HourView(DateFormat.is24HourFormat(this.getContext()));
// 初始化对话框标题
updateTitle(mDate.getTimeInMillis());
}
/**
* 使24
* @param is24HourView true24false12
*/
public void set24HourView(boolean is24HourView) {
mIs24HourView = is24HourView;
}
/**
*
* @param callBack
*/
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
mOnDateTimeSetListener = callBack;
}
/**
*
*
* @param date
*/
private void updateTitle(long date) {
// 设置日期时间显示格式
int flag =
DateUtils.FORMAT_SHOW_YEAR |
DateUtils.FORMAT_SHOW_DATE |
DateUtils.FORMAT_SHOW_TIME;
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;
DateUtils.FORMAT_SHOW_YEAR | // 显示年份
DateUtils.FORMAT_SHOW_DATE | // 显示日期
DateUtils.FORMAT_SHOW_TIME; // 显示时间
// 根据24小时制设置选择时间格式
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : 0;
// 格式化日期时间并设置为对话框标题
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
}
/**
*
* "确定"
* @param arg0
* @param arg1 ID
*/
public void onClick(DialogInterface arg0, int arg1) {
// 如果设置了监听器,回调选择的日期时间
if (mOnDateTimeSetListener != null) {
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());
}
}
}

@ -27,35 +27,66 @@ import android.widget.PopupMenu.OnMenuItemClickListener;
import net.micode.notes.R;
/**
*
* ButtonPopupMenu便
*
*/
public class DropdownMenu {
private Button mButton;
private PopupMenu mPopupMenu;
private Menu mMenu;
private Button mButton; // 显示下拉菜单的按钮
private PopupMenu mPopupMenu; // Android原生弹出菜单
private Menu mMenu; // 菜单项容器
/**
*
* @param context
* @param button
* @param menuId IDR.menu.xxx
*/
public DropdownMenu(Context context, Button button, int menuId) {
mButton = button;
// 设置按钮背景为下拉箭头图标
mButton.setBackgroundResource(R.drawable.dropdown_icon);
// 创建PopupMenu绑定到指定按钮
mPopupMenu = new PopupMenu(context, mButton);
mMenu = mPopupMenu.getMenu();
// 从菜单资源文件加载菜单项
mPopupMenu.getMenuInflater().inflate(menuId, mMenu);
// 设置按钮点击事件:显示下拉菜单
mButton.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mPopupMenu.show();
mPopupMenu.show(); // 显示下拉菜单
}
});
}
/**
*
* @param listener
*/
public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
if (mPopupMenu != null) {
mPopupMenu.setOnMenuItemClickListener(listener);
}
}
/**
* ID
* @param id ID
* @return null
*/
public MenuItem findItem(int id) {
return mMenu.findItem(id);
}
/**
*
* @param title
*/
public void setTitle(CharSequence title) {
mButton.setText(title);
}
}
}

@ -28,53 +28,111 @@ import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
*
*
* CursorAdapter
*/
public class FoldersListAdapter extends CursorAdapter {
// 数据库查询的列投影,只查询需要的字段
public static final String [] PROJECTION = {
NoteColumns.ID,
NoteColumns.SNIPPET
NoteColumns.ID, // 文件夹ID
NoteColumns.SNIPPET // 文件夹名称在数据库中可能存储在snippet字段
};
public static final int ID_COLUMN = 0;
public static final int NAME_COLUMN = 1;
// 列索引常量便于访问Cursor中的数据
public static final int ID_COLUMN = 0; // ID列索引
public static final int NAME_COLUMN = 1; // 名称列索引
/**
*
* @param context
* @param c
*/
public FoldersListAdapter(Context context, Cursor c) {
super(context, c);
// TODO Auto-generated constructor stub
}
/**
*
* @param context
* @param cursor
* @param parent
* @return
*/
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
// 创建FolderListItem作为列表项视图
return new FolderListItem(context);
}
/**
*
* @param view
* @param context
* @param cursor
*/
@Override
public void bindView(View view, Context context, Cursor cursor) {
// 确保视图是FolderListItem类型
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);
// 获取文件夹名称
String folderName;
// 如果是根文件夹ID为Notes.ID_ROOT_FOLDER显示特殊名称
if (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) {
folderName = context.getString(R.string.menu_move_parent_folder);
} else {
folderName = cursor.getString(NAME_COLUMN);
}
// 绑定文件夹名称到视图
((FolderListItem) view).bind(folderName);
}
}
/**
*
* @param context
* @param position
* @return
*/
public String getFolderName(Context context, int position) {
// 获取指定位置的Cursor
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);
// 根据是否为根文件夹返回相应的名称
if (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) {
return context.getString(R.string.menu_move_parent_folder);
} else {
return cursor.getString(NAME_COLUMN);
}
}
/**
*
*
*/
private class FolderListItem extends LinearLayout {
private TextView mName;
private TextView mName; // 显示文件夹名称的TextView
/**
*
* @param context
*/
public FolderListItem(Context context) {
super(context);
// 从布局文件加载视图
inflate(context, R.layout.folder_list_item, this);
// 初始化TextView
mName = (TextView) findViewById(R.id.tv_folder_name);
}
/**
*
* @param name
*/
public void bind(String name) {
mName.setText(name);
mName.setText(name); // 设置文件夹名称
}
}
}
}

@ -71,19 +71,26 @@ 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;
/**
*
* UI
*/
private class HeadViewHolder {
public TextView tvModified; // 显示最后修改时间
public ImageView ivAlertIcon; // 提醒图标
public TextView tvAlertDate; // 提醒时间
public ImageView ibSetBgColor; // 设置背景颜色按钮
}
// 背景颜色选择器按钮ID与颜色值的映射
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();
static {
sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW);
@ -93,6 +100,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE);
}
// 背景颜色与选中状态指示器ID的映射
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
static {
sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select);
@ -102,6 +110,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select);
}
// 字体大小选择器按钮ID与字体大小值的映射
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
static {
sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE);
@ -110,6 +119,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER);
}
// 字体大小与选中状态指示器ID的映射
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
static {
sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select);
@ -118,56 +128,50 @@ public class NoteEditActivity extends Activity implements OnClickListener,
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 static final String TAG = "NoteEditActivity"; // 日志标签
private SharedPreferences mSharedPrefs;
private int mFontSizeId;
private HeadViewHolder mNoteHeaderHolder; // 标题栏视图持有者
private View mHeadViewPanel; // 标题面板
private View mNoteBgColorSelector; // 背景颜色选择器
private View mFontSizeSelector; // 字体大小选择器
private EditText mNoteEditor; // 笔记编辑框
private View mNoteEditorPanel; // 笔记编辑面板
private WorkingNote mWorkingNote; // 当前正在编辑的笔记数据模型
private SharedPreferences mSharedPrefs; // 共享首选项
private int mFontSizeId; // 当前字体大小ID
private static final String PREFERENCE_FONT_SIZE = "pref_font_size";
private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小首选项键名
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷方式图标标题最大长度
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10;
// 清单模式标记常量
public static final String TAG_CHECKED = String.valueOf('\u221A'); // 勾选标记 √
public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 未勾选标记 □
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;
private LinearLayout mEditTextList; // 清单模式下的编辑列表容器
private String mUserQuery; // 搜索查询词(用于高亮显示)
private Pattern mPattern; // 搜索高亮正则表达式模式
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.note_edit);
this.setContentView(R.layout.note_edit); // 设置布局
// 初始化活动状态,如果失败则结束活动
if (savedInstanceState == null && !initActivityState(getIntent())) {
finish();
return;
}
initResources();
initResources(); // 初始化资源
}
/**
* 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);
// 恢复笔记ID并重新初始化活动状态
if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID));
@ -179,24 +183,26 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
}
/**
*
* @param intent
* @return
*/
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;
// 处理查看笔记的意图
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
mUserQuery = "";
/**
* Starting from the searched result
*/
// 处理从搜索结果打开的情况
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
}
// 检查笔记是否存在
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {
Intent jump = new Intent(this, NotesListActivity.class);
startActivity(jump);
@ -204,6 +210,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
finish();
return false;
} else {
// 加载笔记
mWorkingNote = WorkingNote.load(this, noteId);
if (mWorkingNote == null) {
Log.e(TAG, "load note failed with note id" + noteId);
@ -211,11 +218,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return false;
}
}
// 隐藏软键盘
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN
| WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
} else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
// New note
}
// 处理创建或编辑笔记的意图
else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
// 新笔记参数
long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0);
int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID,
AppWidgetManager.INVALID_APPWIDGET_ID);
@ -224,7 +234,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID,
ResourceParser.getDefaultBgId(this));
// Parse call-record note
// 解析通话记录笔记
String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0);
if (callDate != 0 && phoneNumber != null) {
@ -232,6 +242,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
Log.w(TAG, "The call record number is null");
}
long noteId = 0;
// 检查是否已存在相同通话记录的笔记
if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(),
phoneNumber, callDate)) > 0) {
mWorkingNote = WorkingNote.load(this, noteId);
@ -241,15 +252,18 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return false;
}
} else {
// 创建新的通话记录笔记
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId);
mWorkingNote.convertToCallNote(phoneNumber, callDate);
}
} else {
// 创建普通新笔记
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
bgResId);
}
// 显示软键盘
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
| WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
@ -258,6 +272,8 @@ public class NoteEditActivity extends Activity implements OnClickListener,
finish();
return false;
}
// 设置笔记设置变化监听器
mWorkingNote.setOnSettingStatusChangedListener(this);
return true;
}
@ -265,42 +281,56 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
protected void onResume() {
super.onResume();
initNoteScreen();
initNoteScreen(); // 初始化笔记显示界面
}
/**
*
*/
private void initNoteScreen() {
// 设置字体大小
mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId));
// 根据清单模式切换显示方式
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
switchToListMode(mWorkingNote.getContent());
} else {
// 普通模式,显示内容并高亮搜索词
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mNoteEditor.setSelection(mNoteEditor.getText().length());
}
// 隐藏所有背景选择指示器
for (Integer id : sBgSelectorSelectionMap.keySet()) {
findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE);
}
// 设置背景颜色
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
// 显示修改时间
mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this,
mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE
| DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME
| DateUtils.FORMAT_SHOW_YEAR));
/**
* TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker
* is not ready
*/
// 显示提醒信息
showAlertHeader();
}
/**
*
*/
private void showAlertHeader() {
if (mWorkingNote.hasClockAlert()) {
long time = System.currentTimeMillis();
// 检查提醒是否过期
if (time > mWorkingNote.getAlertDate()) {
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);
} else {
// 显示相对时间(如"10分钟后"
mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));
}
@ -315,16 +345,15 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
initActivityState(intent);
initActivityState(intent); // 重新初始化活动状态
}
@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
* IDID
* ID
*/
if (!mWorkingNote.existInDatabase()) {
saveNote();
@ -335,12 +364,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
// 点击外部时隐藏颜色选择器
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mNoteBgColorSelector, ev)) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
}
// 点击外部时隐藏字体大小选择器
if (mFontSizeSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mFontSizeSelector, ev)) {
mFontSizeSelector.setVisibility(View.GONE);
@ -349,6 +380,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return super.dispatchTouchEvent(ev);
}
/**
*
*/
private boolean inRangeOfView(View view, MotionEvent ev) {
int []location = new int[2];
view.getLocationOnScreen(location);
@ -358,11 +392,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
|| ev.getX() > (x + view.getWidth())
|| ev.getY() < y
|| ev.getY() > (y + view.getHeight())) {
return false;
}
return false;
}
return true;
}
/**
* UI
*/
private void initResources() {
mHeadViewPanel = findViewById(R.id.note_title);
mNoteHeaderHolder = new HeadViewHolder();
@ -374,40 +411,51 @@ public class NoteEditActivity extends Activity implements OnClickListener,
mNoteEditor = (EditText) findViewById(R.id.note_edit_view);
mNoteEditorPanel = findViewById(R.id.sv_note_edit);
mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector);
// 设置背景颜色选择器按钮点击事件
for (int id : sBgSelectorBtnsMap.keySet()) {
ImageView iv = (ImageView) findViewById(id);
iv.setOnClickListener(this);
}
mFontSizeSelector = findViewById(R.id.font_size_selector);
// 设置字体大小选择器点击事件
for (int id : sFontSizeBtnsMap.keySet()) {
View view = findViewById(id);
view.setOnClickListener(this);
};
// 获取字体大小首选项
mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
/**
* 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}
* IDbug
* ID
*/
if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) {
mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE;
}
mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list);
}
@Override
protected void onPause() {
super.onPause();
// 暂停时保存笔记
if(saveNote()) {
Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length());
}
clearSettingState();
clearSettingState(); // 清除设置状态
}
/**
*
*/
private void updateWidget() {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// 根据部件类型设置相应类
if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) {
intent.setClass(this, NoteWidgetProvider_2x.class);
} else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) {
@ -418,29 +466,40 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
mWorkingNote.getWidgetId()
mWorkingNote.getWidgetId()
});
sendBroadcast(intent);
setResult(RESULT_OK, intent);
}
/**
*
*/
public void onClick(View v) {
int id = v.getId();
// 背景颜色设置按钮
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)) {
View.VISIBLE);
}
// 背景颜色选择
else if (sBgSelectorBtnsMap.containsKey(id)) {
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.GONE);
mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id));
mNoteBgColorSelector.setVisibility(View.GONE);
} else if (sFontSizeBtnsMap.containsKey(id)) {
}
// 字体大小选择
else if (sFontSizeBtnsMap.containsKey(id)) {
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE);
mFontSizeId = sFontSizeBtnsMap.get(id);
mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit();
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
// 更新编辑框字体大小
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
getWorkingText();
switchToListMode(mWorkingNote.getContent());
@ -455,13 +514,16 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
public void onBackPressed() {
if(clearSettingState()) {
return;
return; // 如果有设置面板打开,先关闭它们
}
saveNote();
saveNote(); // 保存笔记
super.onBackPressed();
}
/**
*
*/
private boolean clearSettingState() {
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) {
mNoteBgColorSelector.setVisibility(View.GONE);
@ -473,6 +535,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return false;
}
/**
*
*/
public void onBackgroundColorChanged() {
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.VISIBLE);
@ -485,18 +550,24 @@ public class NoteEditActivity extends Activity implements OnClickListener,
if (isFinishing()) {
return true;
}
clearSettingState();
menu.clear();
clearSettingState(); // 清除设置状态
menu.clear(); // 清空菜单
// 根据笔记类型加载不同菜单
if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {
getMenuInflater().inflate(R.menu.call_note_edit, menu);
} else {
getMenuInflater().inflate(R.menu.note_edit, menu);
}
// 设置清单模式菜单项标题
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode);
} else {
menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode);
}
// 根据是否有提醒显示/隐藏相应菜单项
if (mWorkingNote.hasClockAlert()) {
menu.findItem(R.id.menu_alert).setVisible(false);
} else {
@ -508,43 +579,31 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_note:
case R.id.menu_new_note: // 新建笔记
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();
case R.id.menu_delete: // 删除笔记
showDeleteConfirmDialog();
break;
case R.id.menu_font_size:
case R.id.menu_font_size: // 字体大小
mFontSizeSelector.setVisibility(View.VISIBLE);
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
break;
case R.id.menu_list_mode:
case R.id.menu_list_mode: // 清单/普通模式切换
mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
TextNote.MODE_CHECK_LIST : 0);
break;
case R.id.menu_share:
case R.id.menu_share: // 分享笔记
getWorkingText();
sendTo(this, mWorkingNote.getContent());
break;
case R.id.menu_send_to_desktop:
case R.id.menu_send_to_desktop: // 发送到桌面
sendToDesktop();
break;
case R.id.menu_alert:
case R.id.menu_alert: // 设置提醒
setReminder();
break;
case R.id.menu_delete_remind:
case R.id.menu_delete_remind: // 删除提醒
mWorkingNote.setAlertDate(0, false);
break;
default:
@ -553,19 +612,40 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return true;
}
/**
*
*/
private void showDeleteConfirmDialog() {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.setMessage(getString(R.string.alert_message_delete_note));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
deleteCurrentNote();
finish();
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
}
/**
*
*/
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);
mWorkingNote.setAlertDate(date, true);
}
});
d.show();
}
/**
* Share note to apps that support {@link Intent#ACTION_SEND} action
* and {@text/plain} type
* ACTION_SEND
*/
private void sendTo(Context context, String info) {
Intent intent = new Intent(Intent.ACTION_SEND);
@ -574,11 +654,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
context.startActivity(intent);
}
/**
*
*/
private void createNewNote() {
// Firstly, save current editing notes
// 首先保存当前编辑的笔记
saveNote();
// For safety, start a new NoteEditActivity
// 启动新的NoteEditActivity
finish();
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
@ -586,6 +669,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
startActivity(intent);
}
/**
*
*/
private void deleteCurrentNote() {
if (mWorkingNote.existInDatabase()) {
HashSet<Long> ids = new HashSet<Long>();
@ -595,6 +681,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
} else {
Log.d(TAG, "Wrong note id, should not happen");
}
// 根据同步模式决定删除方式
if (!isSyncMode()) {
if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {
Log.e(TAG, "Delete Note error");
@ -608,24 +695,32 @@ public class NoteEditActivity extends Activity implements OnClickListener,
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();
// 设置或取消闹钟
if(!set) {
alarmManager.cancel(pendingIntent);
} else {
@ -633,31 +728,39 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
} 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
* ID
*
*/
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;
return; // 不能删除最后一个项目
}
// 更新后续项目的索引
for (int i = index + 1; i < childCount; i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i - 1);
}
mEditTextList.removeViewAt(index);
mEditTextList.removeViewAt(index); // 删除项目
// 将删除的文本合并到前一个或第一个项目
NoteEditText edit = null;
if(index == 0) {
edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById(
@ -672,27 +775,38 @@ public class NoteEditActivity extends Activity implements OnClickListener,
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");
}
// 创建新项目并插入到列表
View view = getListItem(text, index);
mEditTextList.addView(view, index);
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.requestFocus();
edit.setSelection(0);
// 更新后续项目的索引
for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i);
}
}
/**
*
*/
private void switchToListMode(String text) {
mEditTextList.removeAllViews();
mEditTextList.removeAllViews(); // 清空当前列表
// 将文本按行分割为清单项目
String[] items = text.split("\n");
int index = 0;
for (String item : items) {
@ -701,20 +815,26 @@ public class NoteEditActivity extends Activity implements OnClickListener,
index++;
}
}
// 添加一个空项目用于编辑
mEditTextList.addView(getListItem("", index));
mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus();
mNoteEditor.setVisibility(View.GONE);
mEditTextList.setVisibility(View.VISIBLE);
mNoteEditor.setVisibility(View.GONE); // 隐藏普通编辑框
mEditTextList.setVisibility(View.VISIBLE); // 显示清单列表
}
/**
* Spannable
*/
private Spannable getHighlightQueryResult(String fullText, String userQuery) {
SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);
if (!TextUtils.isEmpty(userQuery)) {
mPattern = Pattern.compile(userQuery);
mPattern = Pattern.compile(userQuery); // 创建正则表达式模式
Matcher m = mPattern.matcher(fullText);
int start = 0;
while (m.find(start)) {
// 为匹配的文本设置背景色高亮
spannable.setSpan(
new BackgroundColorSpan(this.getResources().getColor(
R.color.user_query_highlight)), m.start(), m.end(),
@ -725,13 +845,19 @@ public class NoteEditActivity extends Activity implements OnClickListener,
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));
// 设置复选框状态变化监听
CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item));
cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
// 根据选中状态设置删除线
if (isChecked) {
edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
} else {
@ -740,6 +866,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
});
// 解析清单标记
if (item.startsWith(TAG_CHECKED)) {
cb.setChecked(true);
edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
@ -750,17 +877,21 @@ public class NoteEditActivity extends Activity implements OnClickListener,
item = item.substring(TAG_UNCHECKED.length(), item.length()).trim();
}
edit.setOnTextViewChangeListener(this);
edit.setIndex(index);
edit.setText(getHighlightQueryResult(item, mUserQuery));
edit.setOnTextViewChangeListener(this); // 设置文本变化监听
edit.setIndex(index); // 设置项目索引
edit.setText(getHighlightQueryResult(item, mUserQuery)); // 设置文本(支持高亮)
return view;
}
/**
*
*/
public void onTextChange(int index, boolean hasText) {
if (index >= mEditTextList.getChildCount()) {
Log.e(TAG, "Wrong index, should not happen");
return;
}
// 根据是否有文本显示/隐藏复选框
if(hasText) {
mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE);
} else {
@ -768,11 +899,17 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
}
/**
*
*/
public void onCheckListModeChanged(int oldMode, int newMode) {
if (newMode == TextNote.MODE_CHECK_LIST) {
// 切换到清单模式
switchToListMode(mNoteEditor.getText().toString());
} else {
// 切换到普通模式
if (!getWorkingText()) {
// 移除未选中标记
mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ",
""));
}
@ -782,14 +919,19 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
}
/**
* UI
*/
private boolean getWorkingText() {
boolean hasChecked = false;
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
// 清单模式:组合所有项目
StringBuilder sb = new StringBuilder();
for (int i = 0; i < mEditTextList.getChildCount(); i++) {
View view = mEditTextList.getChildAt(i);
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
if (!TextUtils.isEmpty(edit.getText())) {
// 根据复选框状态添加相应标记
if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) {
sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n");
hasChecked = true;
@ -800,32 +942,37 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
mWorkingNote.setWorkingText(sb.toString());
} else {
// 普通模式:直接获取编辑框文本
mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
}
return hasChecked;
}
/**
*
*/
private boolean saveNote() {
getWorkingText();
boolean saved = mWorkingNote.saveNote();
getWorkingText(); // 获取当前工作文本
boolean saved = mWorkingNote.saveNote(); // 保存到数据库
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
* /
*
*
* 使RESULT_OK/
*/
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();
@ -833,29 +980,32 @@ public class NoteEditActivity extends Activity implements OnClickListener,
if (mWorkingNote.getNoteId() > 0) {
Intent sender = new Intent();
// 创建快捷方式意图
Intent shortcutIntent = new Intent(this, NoteEditActivity.class);
shortcutIntent.setAction(Intent.ACTION_VIEW);
shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId());
sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
sender.putExtra(Intent.EXTRA_SHORTCUT_NAME,
makeShortcutIconTitle(mWorkingNote.getContent()));
makeShortcutIconTitle(mWorkingNote.getContent())); // 快捷方式名称
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");
Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); // 图标
sender.putExtra("duplicate", true); // 允许重复
sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); // 安装快捷方式
showToast(R.string.info_note_enter_desktop);
sendBroadcast(sender);
} else {
/**
* 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
* ID
*
*/
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, "");
@ -863,6 +1013,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
SHORTCUT_ICON_TITLE_MAX_LEN) : content;
}
/**
* Toast
*/
private void showToast(int resId) {
showToast(resId, Toast.LENGTH_SHORT);
}
@ -870,4 +1023,4 @@ public class NoteEditActivity extends Activity implements OnClickListener,
private void showToast(int resId, int duration) {
Toast.makeText(this, resId, duration).show();
}
}
}

@ -37,99 +37,144 @@ import net.micode.notes.R;
import java.util.HashMap;
import java.util.Map;
/**
*
* EditTextNoteEditActivity
*
*/
public class NoteEditText extends EditText {
private static final String TAG = "NoteEditText";
private int mIndex;
private int mSelectionStartBeforeDelete;
private static final String TAG = "NoteEditText"; // 日志标签
private int mIndex; // 当前编辑框在列表中的索引
private int mSelectionStartBeforeDelete; // 删除操作前的光标起始位置
private static final String SCHEME_TEL = "tel:" ;
private static final String SCHEME_HTTP = "http:" ;
private static final String SCHEME_EMAIL = "mailto:" ;
// URL协议常量
private static final String SCHEME_TEL = "tel:" ; // 电话协议
private static final String SCHEME_HTTP = "http:" ; // HTTP协议
private static final String SCHEME_EMAIL = "mailto:"; // 邮件协议
// URL协议与对应菜单资源ID的映射
private static final Map<String, Integer> sSchemaActionResMap = new HashMap<String, Integer>();
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);
sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel); // 电话链接
sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web); // 网页链接
sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email);// 邮件链接
}
/**
* Call by the {@link NoteEditActivity} to delete or add edit text
*
* NoteEditActivity
*/
public interface OnTextViewChangeListener {
/**
* Delete current edit text when {@link KeyEvent#KEYCODE_DEL} happens
* and the text is null
*
* @param index
* @param text
*/
void onEditTextDelete(int index, String text);
/**
* Add edit text after current edit text when {@link KeyEvent#KEYCODE_ENTER}
* happen
*
* @param index
* @param text
*/
void onEditTextEnter(int index, String text);
/**
* Hide or show item option when text change
*
* @param index
* @param hasText
*/
void onTextChange(int index, boolean hasText);
}
private OnTextViewChangeListener mOnTextViewChangeListener;
private OnTextViewChangeListener mOnTextViewChangeListener; // 文本变化监听器
/**
*
* @param context
*/
public NoteEditText(Context context) {
super(context, null);
mIndex = 0;
}
/**
*
* @param index
*/
public void setIndex(int index) {
mIndex = index;
}
/**
*
* @param listener
*/
public void setOnTextViewChangeListener(OnTextViewChangeListener listener) {
mOnTextViewChangeListener = listener;
}
/**
*
* @param context
* @param attrs
*/
public NoteEditText(Context context, AttributeSet attrs) {
super(context, attrs, android.R.attr.editTextStyle);
}
/**
*
* @param context
* @param attrs
* @param defStyle
*/
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:
// 计算触摸位置对应的字符偏移量
int x = (int) event.getX();
int y = (int) event.getY();
x -= getTotalPaddingLeft();
x -= getTotalPaddingLeft(); // 减去内边距
y -= getTotalPaddingTop();
x += getScrollX();
x += getScrollX(); // 加上滚动偏移
y += getScrollY();
Layout layout = getLayout();
int line = layout.getLineForVertical(y);
int off = layout.getOffsetForHorizontal(line, x);
Selection.setSelection(getText(), off);
int line = layout.getLineForVertical(y); // 获取垂直方向行号
int off = layout.getOffsetForHorizontal(line, x); // 获取水平方向字符偏移
Selection.setSelection(getText(), off); // 设置光标位置
break;
}
return super.onTouchEvent(event);
}
/**
*
*
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_ENTER:
case KeyEvent.KEYCODE_ENTER: // 回车键
if (mOnTextViewChangeListener != null) {
// 如果设置了监听器返回false让onKeyUp处理
return false;
}
break;
case KeyEvent.KEYCODE_DEL:
case KeyEvent.KEYCODE_DEL: // 删除键
// 记录删除前的光标位置
mSelectionStartBeforeDelete = getSelectionStart();
break;
default:
@ -138,11 +183,16 @@ public class NoteEditText extends EditText {
return super.onKeyDown(keyCode, event);
}
/**
*
*
*/
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
switch(keyCode) {
case KeyEvent.KEYCODE_DEL:
case KeyEvent.KEYCODE_DEL: // 删除键
if (mOnTextViewChangeListener != null) {
// 如果光标在开头且不是第一个编辑框,则触发删除事件
if (0 == mSelectionStartBeforeDelete && mIndex != 0) {
mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString());
return true;
@ -151,11 +201,12 @@ public class NoteEditText extends EditText {
Log.d(TAG, "OnTextViewChangeListener was not seted");
}
break;
case KeyEvent.KEYCODE_ENTER:
case KeyEvent.KEYCODE_ENTER: // 回车键
if (mOnTextViewChangeListener != null) {
// 将当前光标后的文本移到新编辑框
int selectionStart = getSelectionStart();
String text = getText().subSequence(selectionStart, length()).toString();
setText(getText().subSequence(0, selectionStart));
setText(getText().subSequence(0, selectionStart)); // 保留光标前的文本
mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text);
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
@ -167,9 +218,14 @@ public class NoteEditText extends EditText {
return super.onKeyUp(keyCode, event);
}
/**
*
*
*/
@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
if (mOnTextViewChangeListener != null) {
// 失去焦点时检查是否有文本
if (!focused && TextUtils.isEmpty(getText())) {
mOnTextViewChangeListener.onTextChange(mIndex, false);
} else {
@ -179,18 +235,27 @@ public class NoteEditText extends EditText {
super.onFocusChanged(focused, direction, previouslyFocusedRect);
}
/**
*
*
*/
@Override
protected void onCreateContextMenu(ContextMenu menu) {
// 检查文本是否包含Span如链接
if (getText() instanceof Spanned) {
int selStart = getSelectionStart();
int selEnd = getSelectionEnd();
// 获取选中区域的最小和最大位置
int min = Math.min(selStart, selEnd);
int max = Math.max(selStart, selEnd);
// 获取选中区域内的URLSpan
final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class);
// 如果只有一个链接,则添加上下文菜单
if (urls.length == 1) {
int defaultResId = 0;
// 根据URL协议确定菜单文本资源
for(String schema: sSchemaActionResMap.keySet()) {
if(urls[0].getURL().indexOf(schema) >= 0) {
defaultResId = sSchemaActionResMap.get(schema);
@ -198,14 +263,16 @@ public class NoteEditText extends EditText {
}
}
// 如果未匹配到已知协议,使用"其他链接"
if (defaultResId == 0) {
defaultResId = R.string.note_link_other;
}
// 添加上下文菜单项
menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
new OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
// goto a new intent
// 触发链接点击事件
urls[0].onClick(NoteEditText.this);
return true;
}
@ -214,4 +281,4 @@ public class NoteEditText extends EditText {
}
super.onCreateContextMenu(menu);
}
}
}

@ -25,23 +25,29 @@ import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.tool.DataUtils;
/**
*
* 便访
* 使
*/
public class NoteItemData {
// 数据库查询列投影
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,
NoteColumns.ID, // 笔记ID
NoteColumns.ALERTED_DATE, // 提醒时间
NoteColumns.BG_COLOR_ID, // 背景颜色ID
NoteColumns.CREATED_DATE, // 创建时间
NoteColumns.HAS_ATTACHMENT, // 是否有附件
NoteColumns.MODIFIED_DATE, // 修改时间
NoteColumns.NOTES_COUNT, // 笔记数量(针对文件夹)
NoteColumns.PARENT_ID, // 父文件夹ID
NoteColumns.SNIPPET, // 内容摘要
NoteColumns.TYPE, // 类型(笔记/文件夹/系统文件夹)
NoteColumns.WIDGET_ID, // 小部件ID
NoteColumns.WIDGET_TYPE, // 小部件类型
};
// 列索引常量
private static final int ID_COLUMN = 0;
private static final int ALERTED_DATE_COLUMN = 1;
private static final int BG_COLOR_ID_COLUMN = 2;
@ -55,28 +61,36 @@ public class NoteItemData {
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;
// 笔记数据字段
private long mId; // 笔记ID
private long mAlertDate; // 提醒时间
private int mBgColorId; // 背景颜色ID
private long mCreatedDate; // 创建时间
private boolean mHasAttachment; // 是否有附件
private long mModifiedDate; // 修改时间
private int mNotesCount; // 笔记数量(针对文件夹)
private long mParentId; // 父文件夹ID
private String mSnippet; // 内容摘要
private int mType; // 类型
private int mWidgetId; // 小部件ID
private int mWidgetType; // 小部件类型
private String mName; // 联系人姓名(针对通话记录)
private String mPhoneNumber; // 电话号码(针对通话记录)
// 位置信息字段
private boolean mIsLastItem; // 是否是最后一项
private boolean mIsFirstItem; // 是否是第一项
private boolean mIsOnlyOneItem; // 是否是唯一一项
private boolean mIsOneNoteFollowingFolder; // 是否是紧跟在文件夹后的单个笔记
private boolean mIsMultiNotesFollowingFolder;// 是否是紧跟在文件夹后的多个笔记
/**
*
* @param context
* @param cursor
*/
public NoteItemData(Context context, Cursor cursor) {
// 从游标读取数据
mId = cursor.getLong(ID_COLUMN);
mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN);
mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN);
@ -86,16 +100,20 @@ public class NoteItemData {
mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN);
mParentId = cursor.getLong(PARENT_ID_COLUMN);
mSnippet = cursor.getString(SNIPPET_COLUMN);
// 移除清单标记
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);
// 初始化通话记录相关字段
mPhoneNumber = "";
if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
// 获取通话记录的电话号码
mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
if (!TextUtils.isEmpty(mPhoneNumber)) {
// 根据电话号码获取联系人姓名
mName = Contact.getContact(context, mPhoneNumber);
if (mName == null) {
mName = mPhoneNumber;
@ -106,9 +124,14 @@ public class NoteItemData {
if (mName == null) {
mName = "";
}
// 检查位置信息
checkPostion(cursor);
}
/**
*
* @param cursor
*/
private void checkPostion(Cursor cursor) {
mIsLastItem = cursor.isLast() ? true : false;
mIsFirstItem = cursor.isFirst() ? true : false;
@ -116,17 +139,20 @@ public class NoteItemData {
mIsMultiNotesFollowingFolder = false;
mIsOneNoteFollowingFolder = false;
// 如果是笔记类型且不是第一项,检查前一项是否为文件夹
if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
int position = cursor.getPosition();
if (cursor.moveToPrevious()) {
if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
// 判断当前笔记后面是否还有更多笔记
if (cursor.getCount() > (position + 1)) {
mIsMultiNotesFollowingFolder = true;
} else {
mIsOneNoteFollowingFolder = true;
}
}
// 移动回原来的位置
if (!cursor.moveToNext()) {
throw new IllegalStateException("cursor move to previous but can't move back");
}
@ -134,91 +160,159 @@ public class NoteItemData {
}
}
/**
*
*/
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;
}
/**
* ID
*/
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;
}
/**
* ID
*/
public int getBgColorId() {
return mBgColorId;
}
/**
* ID
*/
public long getParentId() {
return mParentId;
}
/**
*
*/
public int getNotesCount() {
return mNotesCount;
}
/**
* IDgetParentId
*/
public long getFolderId () {
return mParentId;
}
/**
*
*/
public int getType() {
return mType;
}
/**
*
*/
public int getWidgetType() {
return mWidgetType;
}
/**
* ID
*/
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));
}
/**
*
* @param cursor
* @return
*/
public static int getNoteType(Cursor cursor) {
return cursor.getInt(TYPE_COLUMN);
}
}
}

@ -78,71 +78,68 @@ 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;
// 异步查询标记
private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; // 文件夹笔记列表查询标记
private static final int FOLDER_LIST_QUERY_TOKEN = 1; // 文件夹列表查询标记
private static final int MENU_FOLDER_CHANGE_NAME = 2;
// 上下文菜单项ID
private static final int MENU_FOLDER_DELETE = 0; // 删除文件夹
private static final int MENU_FOLDER_VIEW = 1; // 查看文件夹
private static final int MENU_FOLDER_CHANGE_NAME = 2; // 修改文件夹名称
// 首选项键名
private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction";
/**
*
*/
private enum ListEditState {
NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER
NOTE_LIST, // 普通笔记列表
SUB_FOLDER, // 子文件夹视图
CALL_RECORD_FOLDER // 通话记录文件夹
};
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 ListEditState mState; // 当前列表状态
private BackgroundQueryHandler mBackgroundQueryHandler; // 后台查询处理器
private NotesListAdapter mNotesListAdapter; // 笔记列表适配器
private ListView mNotesListView; // 笔记列表视图
private Button mAddNewNote; // 新建笔记按钮
private boolean mDispatch; // 是否分发触摸事件标志
private int mOriginY; // 原始Y坐标
private int mDispatchY; // 分发Y坐标
private TextView mTitleBar; // 标题栏
private long mCurrentFolderId; // 当前文件夹ID
private ContentResolver mContentResolver; // 内容解析器
private ModeCallback mModeCallBack; // 多选模式回调
private static final String TAG = "NotesListActivity"; // 日志标签
public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; // 列表滚动速率
private NoteItemData mFocusNoteDataItem; // 当前焦点笔记项数据
// 查询条件
private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?";
private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>"
+ Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR ("
+ NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND "
+ NoteColumns.NOTES_COUNT + ">0)";
private final static int REQUEST_CODE_OPEN_NODE = 102;
private final static int REQUEST_CODE_NEW_NODE = 103;
// 请求码
private final static int REQUEST_CODE_OPEN_NODE = 102; // 打开笔记
private final static int REQUEST_CODE_NEW_NODE = 103; // 新建笔记
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.note_list);
initResources();
setContentView(R.layout.note_list); // 设置列表布局
initResources(); // 初始化资源
/**
* Insert an introduction when user firstly use this application
* 使
*/
setAppInfoFromRawRes();
}
@ -151,19 +148,24 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == RESULT_OK
&& (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) {
// 笔记操作后刷新列表
mNotesListAdapter.changeCursor(null);
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
/**
*
*/
private void setAppInfoFromRawRes() {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
// 检查是否已经添加过介绍
if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) {
StringBuilder sb = new StringBuilder();
InputStream in = null;
try {
in = getResources().openRawResource(R.raw.introduction);
in = getResources().openRawResource(R.raw.introduction);
if (in != null) {
InputStreamReader isr = new InputStreamReader(in);
BufferedReader br = new BufferedReader(isr);
@ -184,12 +186,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
try {
in.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
// 创建介绍笔记
WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER,
AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE,
ResourceParser.RED);
@ -206,40 +208,49 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
@Override
protected void onStart() {
super.onStart();
startAsyncNotesListQuery();
startAsyncNotesListQuery(); // 启动异步笔记列表查询
}
/**
*
*/
private void initResources() {
mContentResolver = this.getContentResolver();
mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver());
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mCurrentFolderId = Notes.ID_ROOT_FOLDER; // 默认根文件夹
mNotesListView = (ListView) findViewById(R.id.notes_list);
// 添加列表脚部视图
mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null),
null, false);
mNotesListView.setOnItemClickListener(new OnListItemClickListener());
mNotesListView.setOnItemLongClickListener(this);
mNotesListAdapter = new NotesListAdapter(this);
mNotesListView.setOnItemClickListener(new OnListItemClickListener()); // 设置列表项点击监听
mNotesListView.setOnItemLongClickListener(this); // 设置列表项长按监听
mNotesListAdapter = new NotesListAdapter(this); // 创建列表适配器
mNotesListView.setAdapter(mNotesListAdapter);
mAddNewNote = (Button) findViewById(R.id.btn_new_note);
mAddNewNote.setOnClickListener(this);
mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener());
mAddNewNote.setOnClickListener(this); // 设置新建笔记按钮点击监听
mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); // 设置新建笔记按钮触摸监听
mDispatch = false;
mDispatchY = 0;
mOriginY = 0;
mTitleBar = (TextView) findViewById(R.id.tv_title_bar);
mState = ListEditState.NOTE_LIST;
mModeCallBack = new ModeCallback();
mState = ListEditState.NOTE_LIST; // 初始状态为普通笔记列表
mModeCallBack = new ModeCallback(); // 创建多选模式回调
}
/**
*
*
*/
private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener {
private DropdownMenu mDropDownMenu;
private ActionMode mActionMode;
private MenuItem mMoveMenu;
private DropdownMenu mDropDownMenu; // 下拉菜单
private ActionMode mActionMode; // 操作模式
private MenuItem mMoveMenu; // 移动菜单项
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);
getMenuInflater().inflate(R.menu.note_list_options, menu); // 加载多选菜单
menu.findItem(R.id.delete).setOnMenuItemClickListener(this); // 删除菜单项
mMoveMenu = menu.findItem(R.id.move); // 移动菜单项
// 根据条件设置移动菜单项可见性
if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER
|| DataUtils.getUserFolderCount(mContentResolver) == 0) {
mMoveMenu.setVisible(false);
@ -248,10 +259,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
mMoveMenu.setOnMenuItemClickListener(this);
}
mActionMode = mode;
mNotesListAdapter.setChoiceMode(true);
mNotesListView.setLongClickable(false);
mAddNewNote.setVisibility(View.GONE);
mNotesListAdapter.setChoiceMode(true); // 启用选择模式
mNotesListView.setLongClickable(false); // 禁用长按
mAddNewNote.setVisibility(View.GONE); // 隐藏新建笔记按钮
// 设置自定义视图(下拉菜单)
View customView = LayoutInflater.from(NotesListActivity.this).inflate(
R.layout.note_list_dropdown_menu, null);
mode.setCustomView(customView);
@ -260,8 +272,9 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
R.menu.note_list_dropdown);
mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){
public boolean onMenuItemClick(MenuItem item) {
// 全选/取消全选
mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected());
updateMenu();
updateMenu(); // 更新菜单
return true;
}
@ -269,19 +282,22 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
return true;
}
/**
*
*/
private void updateMenu() {
int selectedCount = mNotesListAdapter.getSelectedCount();
// Update dropdown menu
// 更新下拉菜单标题
String format = getResources().getString(R.string.menu_select_title, selectedCount);
mDropDownMenu.setTitle(format);
MenuItem item = mDropDownMenu.findItem(R.id.action_select_all);
if (item != null) {
if (mNotesListAdapter.isAllSelected()) {
item.setChecked(true);
item.setTitle(R.string.menu_deselect_all);
item.setTitle(R.string.menu_deselect_all); // 全选时显示"取消全选"
} else {
item.setChecked(false);
item.setTitle(R.string.menu_select_all);
item.setTitle(R.string.menu_select_all); // 未全选时显示"全选"
}
}
}
@ -297,47 +313,49 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
public void onDestroyActionMode(ActionMode mode) {
mNotesListAdapter.setChoiceMode(false);
mNotesListView.setLongClickable(true);
mAddNewNote.setVisibility(View.VISIBLE);
// 退出多选模式时的清理工作
mNotesListAdapter.setChoiceMode(false); // 禁用选择模式
mNotesListView.setLongClickable(true); // 启用长按
mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮
}
public void finishActionMode() {
mActionMode.finish();
mActionMode.finish(); // 结束操作模式
}
public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
boolean checked) {
mNotesListAdapter.setCheckedItem(position, checked);
updateMenu();
boolean checked) {
mNotesListAdapter.setCheckedItem(position, checked); // 设置选中状态
updateMenu(); // 更新菜单
}
public boolean onMenuItemClick(MenuItem item) {
if (mNotesListAdapter.getSelectedCount() == 0) {
Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none),
Toast.LENGTH_SHORT).show();
Toast.LENGTH_SHORT).show(); // 未选择任何项时提示
return true;
}
switch (item.getItemId()) {
case R.id.delete:
// 批量删除确认对话框
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.setMessage(getString(R.string.alert_message_delete_notes,
mNotesListAdapter.getSelectedCount()));
mNotesListAdapter.getSelectedCount()));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int which) {
batchDelete();
}
});
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int which) {
batchDelete(); // 执行批量删除
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case R.id.move:
startQueryDestinationFolders();
startQueryDestinationFolders(); // 查询目标文件夹
break;
default:
return false;
@ -346,6 +364,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
}
/**
*
*
*/
private class NewNoteOnTouchListener implements OnTouchListener {
public boolean onTouch(View v, MotionEvent event) {
@ -357,20 +379,19 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
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+94Unit: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.
* HACKME:"新建笔记"
* y=-0.12x+94线
* "新建笔记"
* 94
*
* UI
*/
if (event.getY() < (event.getX() * (-0.12) + 94)) {
View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1
@ -381,7 +402,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
mDispatchY = eventY;
event.setLocation(event.getX(), mDispatchY);
mDispatch = true;
return mNotesListView.dispatchTouchEvent(event);
return mNotesListView.dispatchTouchEvent(event); // 分发触摸事件
}
}
break;
@ -408,15 +429,21 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
};
/**
*
*/
private void startAsyncNotesListQuery() {
String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION
: NORMAL_SELECTION;
: NORMAL_SELECTION; // 根据当前文件夹选择查询条件
mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
String.valueOf(mCurrentFolderId)
String.valueOf(mCurrentFolderId)
}, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC");
}
/**
*
*/
private final class BackgroundQueryHandler extends AsyncQueryHandler {
public BackgroundQueryHandler(ContentResolver contentResolver) {
super(contentResolver);
@ -426,11 +453,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
switch (token) {
case FOLDER_NOTE_LIST_QUERY_TOKEN:
mNotesListAdapter.changeCursor(cursor);
mNotesListAdapter.changeCursor(cursor); // 更新笔记列表适配器
break;
case FOLDER_LIST_QUERY_TOKEN:
if (cursor != null && cursor.getCount() > 0) {
showFolderListMenu(cursor);
showFolderListMenu(cursor); // 显示文件夹列表菜单
} else {
Log.e(TAG, "Query folder failed");
}
@ -441,6 +468,9 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
}
/**
*
*/
private void showFolderListMenu(Cursor cursor) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(R.string.menu_title_select_folder);
@ -455,13 +485,16 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
getString(R.string.format_move_notes_to_folder,
mNotesListAdapter.getSelectedCount(),
adapter.getFolderName(NotesListActivity.this, which)),
Toast.LENGTH_SHORT).show();
mModeCallBack.finishActionMode();
Toast.LENGTH_SHORT).show(); // 显示移动成功提示
mModeCallBack.finishActionMode(); // 结束多选模式
}
});
builder.show();
}
/**
*
*/
private void createNewNote() {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
@ -469,20 +502,22 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE);
}
/**
*
*/
private void batchDelete() {
new AsyncTask<Void, Void, HashSet<AppWidgetAttribute>>() {
protected HashSet<AppWidgetAttribute> doInBackground(Void... unused) {
HashSet<AppWidgetAttribute> widgets = mNotesListAdapter.getSelectedWidget();
if (!isSyncMode()) {
// if not synced, delete notes directly
// 非同步模式下,直接删除笔记
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
// 同步模式下,将删除的笔记移动到垃圾箱文件夹
if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter
.getSelectedItemIds(), Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
@ -497,15 +532,18 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
for (AppWidgetAttribute widget : widgets) {
if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
updateWidget(widget.widgetId, widget.widgetType);
updateWidget(widget.widgetId, widget.widgetType); // 更新小部件
}
}
}
mModeCallBack.finishActionMode();
mModeCallBack.finishActionMode(); // 结束多选模式
}
}.execute();
}
/**
*
*/
private void deleteFolder(long folderId) {
if (folderId == Notes.ID_ROOT_FOLDER) {
Log.e(TAG, "Wrong folder id, should not happen " + folderId);
@ -517,22 +555,25 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
HashSet<AppWidgetAttribute> widgets = DataUtils.getFolderNoteWidget(mContentResolver,
folderId);
if (!isSyncMode()) {
// if not synced, delete folder directly
// 非同步模式下,直接删除文件夹
DataUtils.batchDeleteNotes(mContentResolver, ids);
} else {
// in sync mode, we'll move the deleted folder into the trash folder
// 同步模式下,将删除的文件夹移动到垃圾箱文件夹
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);
updateWidget(widget.widgetId, widget.widgetType); // 更新小部件
}
}
}
}
/**
*
*/
private void openNode(NoteItemData data) {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW);
@ -540,33 +581,39 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE);
}
/**
*
*/
private void openFolder(NoteItemData data) {
mCurrentFolderId = data.getId();
startAsyncNotesListQuery();
startAsyncNotesListQuery(); // 查询文件夹内容
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mState = ListEditState.CALL_RECORD_FOLDER;
mAddNewNote.setVisibility(View.GONE);
mAddNewNote.setVisibility(View.GONE); // 通话记录文件夹不允许新建笔记
} else {
mState = ListEditState.SUB_FOLDER;
}
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mTitleBar.setText(R.string.call_record_folder_name);
} else {
mTitleBar.setText(data.getSnippet());
mTitleBar.setText(data.getSnippet()); // 显示文件夹名称
}
mTitleBar.setVisibility(View.VISIBLE);
mTitleBar.setVisibility(View.VISIBLE); // 显示标题栏
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_new_note:
createNewNote();
createNewNote(); // 创建新笔记
break;
default:
break;
}
}
/**
*
*/
private void showSoftInput() {
InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
if (inputMethodManager != null) {
@ -574,17 +621,24 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
}
/**
*
*/
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();
showSoftInput(); // 显示软键盘
if (!create) {
// 修改文件夹名称
if (mFocusNoteDataItem != null) {
etName.setText(mFocusNoteDataItem.getSnippet());
builder.setTitle(getString(R.string.menu_folder_change_name));
@ -593,6 +647,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
return;
}
} else {
// 创建新文件夹
etName.setText("");
builder.setTitle(this.getString(R.string.menu_create_folder));
}
@ -600,7 +655,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
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);
hideSoftInput(etName); // 隐藏软键盘
}
});
@ -610,13 +665,15 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
public void onClick(View v) {
hideSoftInput(etName);
String name = etName.getText().toString();
// 检查文件夹名称是否已存在
if (DataUtils.checkVisibleFolderName(mContentResolver, name)) {
Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name),
Toast.LENGTH_LONG).show();
etName.setSelection(0, etName.length());
etName.setSelection(0, etName.length()); // 选中所有文本
return;
}
if (!create) {
// 修改文件夹名称
if (!TextUtils.isEmpty(name)) {
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name);
@ -624,10 +681,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
values.put(NoteColumns.LOCAL_MODIFIED, 1);
mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID
+ "=?", new String[] {
String.valueOf(mFocusNoteDataItem.getId())
String.valueOf(mFocusNoteDataItem.getId())
});
}
} else if (!TextUtils.isEmpty(name)) {
// 创建新文件夹
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name);
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
@ -637,11 +695,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
});
// 初始时如果名称为空,禁用确定按钮
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) {
@ -650,6 +709,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
// 根据输入内容启用/禁用确定按钮
if (TextUtils.isEmpty(etName.getText())) {
positive.setEnabled(false);
} else {
@ -668,28 +728,34 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
public void onBackPressed() {
switch (mState) {
case SUB_FOLDER:
// 返回根文件夹列表
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
startAsyncNotesListQuery();
mTitleBar.setVisibility(View.GONE);
mTitleBar.setVisibility(View.GONE); // 隐藏标题栏
break;
case CALL_RECORD_FOLDER:
// 返回根文件夹列表
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
mAddNewNote.setVisibility(View.VISIBLE);
mAddNewNote.setVisibility(View.VISIBLE); // 显示新建笔记按钮
mTitleBar.setVisibility(View.GONE);
startAsyncNotesListQuery();
break;
case NOTE_LIST:
super.onBackPressed();
super.onBackPressed(); // 退出应用
break;
default:
break;
}
}
/**
*
*/
private void updateWidget(int appWidgetId, int appWidgetType) {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// 根据小部件类型设置目标类
if (appWidgetType == Notes.TYPE_WIDGET_2X) {
intent.setClass(this, NoteWidgetProvider_2x.class);
} else if (appWidgetType == Notes.TYPE_WIDGET_4X) {
@ -700,20 +766,23 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
appWidgetId
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);
menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); // 设置菜单标题为文件夹名称
menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view); // 查看文件夹
menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete); // 删除文件夹
menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name); // 修改文件夹名称
}
}
};
@ -721,7 +790,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
@Override
public void onContextMenuClosed(Menu menu) {
if (mNotesListView != null) {
mNotesListView.setOnCreateContextMenuListener(null);
mNotesListView.setOnCreateContextMenuListener(null); // 清除上下文菜单监听器
}
super.onContextMenuClosed(menu);
}
@ -734,9 +803,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
switch (item.getItemId()) {
case MENU_FOLDER_VIEW:
openFolder(mFocusNoteDataItem);
openFolder(mFocusNoteDataItem); // 打开文件夹
break;
case MENU_FOLDER_DELETE:
// 删除文件夹确认对话框
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
@ -744,14 +814,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
deleteFolder(mFocusNoteDataItem.getId());
deleteFolder(mFocusNoteDataItem.getId()); // 执行删除
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case MENU_FOLDER_CHANGE_NAME:
showCreateOrModifyFolderDialog(false);
showCreateOrModifyFolderDialog(false); // 修改文件夹名称
break;
default:
break;
@ -762,10 +832,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
menu.clear();
menu.clear(); // 清空菜单
// 根据当前状态加载不同菜单
if (mState == ListEditState.NOTE_LIST) {
getMenuInflater().inflate(R.menu.note_list, menu);
// set sync or sync_cancel
// 根据同步状态设置菜单项标题
menu.findItem(R.id.menu_sync).setTitle(
GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync);
} else if (mState == ListEditState.SUB_FOLDER) {
@ -782,35 +853,36 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_folder: {
showCreateOrModifyFolderDialog(true);
showCreateOrModifyFolderDialog(true); // 创建新文件夹
break;
}
case R.id.menu_export_text: {
exportNoteToText();
exportNoteToText(); // 导出笔记为文本
break;
}
case R.id.menu_sync: {
if (isSyncMode()) {
// 同步模式下,启动或取消同步
if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) {
GTaskSyncService.startSync(this);
GTaskSyncService.startSync(this); // 开始同步
} else {
GTaskSyncService.cancelSync(this);
GTaskSyncService.cancelSync(this); // 取消同步
}
} else {
startPreferenceActivity();
startPreferenceActivity(); // 非同步模式下打开设置页面
}
break;
}
case R.id.menu_setting: {
startPreferenceActivity();
startPreferenceActivity(); // 打开设置页面
break;
}
case R.id.menu_new_note: {
createNewNote();
createNewNote(); // 新建笔记
break;
}
case R.id.menu_search:
onSearchRequested();
onSearchRequested(); // 触发搜索
break;
default:
break;
@ -820,21 +892,25 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
@Override
public boolean onSearchRequested() {
startSearch(null, false, null /* appData */, false);
startSearch(null, false, null /* appData */, false); // 启动搜索
return true;
}
/**
*
*/
private void exportNoteToText() {
final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this);
new AsyncTask<Void, Void, Integer>() {
@Override
protected Integer doInBackground(Void... unused) {
return backup.exportToText();
return backup.exportToText(); // 执行导出
}
@Override
protected void onPostExecute(Integer result) {
// 根据导出结果显示相应对话框
if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(NotesListActivity.this
@ -866,22 +942,32 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}.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()) {
// 多选模式下,处理笔记选择
if (item.getType() == Notes.TYPE_NOTE) {
position = position - mNotesListView.getHeaderViewsCount();
mModeCallBack.onItemCheckedStateChanged(null, position, id,
@ -890,13 +976,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
return;
}
// 根据当前状态处理点击事件
switch (mState) {
case NOTE_LIST:
if (item.getType() == Notes.TYPE_FOLDER
|| item.getType() == Notes.TYPE_SYSTEM) {
openFolder(item);
openFolder(item); // 打开文件夹
} else if (item.getType() == Notes.TYPE_NOTE) {
openNode(item);
openNode(item); // 打开笔记
} else {
Log.e(TAG, "Wrong note type in NOTE_LIST");
}
@ -904,7 +991,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
case SUB_FOLDER:
case CALL_RECORD_FOLDER:
if (item.getType() == Notes.TYPE_NOTE) {
openNode(item);
openNode(item); // 打开笔记
} else {
Log.e(TAG, "Wrong note type in SUB_FOLDER");
}
@ -917,10 +1004,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
/**
*
*/
private void startQueryDestinationFolders() {
String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
// 根据当前状态调整查询条件
selection = (mState == ListEditState.NOTE_LIST) ? selection:
"(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
"(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN,
null,
@ -939,16 +1030,18 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
if (view instanceof NotesListItem) {
mFocusNoteDataItem = ((NotesListItem) view).getItemData();
if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) {
// 长按笔记项进入多选模式
if (mNotesListView.startActionMode(mModeCallBack) != null) {
mModeCallBack.onItemCheckedStateChanged(null, position, id, true);
mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); // 触觉反馈
} else {
Log.e(TAG, "startActionMode fails");
}
} else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) {
// 长按文件夹项显示上下文菜单
mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener);
}
}
return false;
}
}
}

@ -1,17 +1,15 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011The MiCode (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
* Apache 2.0 "许可证"
* 使
*
*
* 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.
* "原样"
*
*
*/
package net.micode.notes.ui;
@ -30,58 +28,103 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
/**
* CursorAdapter
* ListView
*/
public class NotesListAdapter extends CursorAdapter {
private static final String TAG = "NotesListAdapter";
private Context mContext;
private HashMap<Integer, Boolean> mSelectedIndex;
private int mNotesCount;
private boolean mChoiceMode;
private static final String TAG = "NotesListAdapter"; // 日志标签
private Context mContext; // 上下文对象
private HashMap<Integer, Boolean> mSelectedIndex; // 存储选中状态的映射表key为位置value为是否选中
private int mNotesCount; // 笔记总数(只包括普通笔记类型)
private boolean mChoiceMode; // 是否处于选择模式
/**
*
* ID
*/
public static class AppWidgetAttribute {
public int widgetId;
public int widgetType;
public int widgetId; // 小部件ID
public int widgetType; // 小部件类型
};
/**
*
* @param context
*/
public NotesListAdapter(Context context) {
super(context, null);
mSelectedIndex = new HashMap<Integer, Boolean>();
super(context, null); // 初始时Cursor为null
mSelectedIndex = new HashMap<Integer, Boolean>(); // 初始化选中状态映射表
mContext = context;
mNotesCount = 0;
}
/**
*
* @param context
* @param cursor
* @param parent
* @return NotesListItem
*/
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new NotesListItem(context);
return new NotesListItem(context); // 创建新的笔记列表项
}
/**
*
* @param view
* @param context
* @param cursor
*/
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof NotesListItem) {
// 创建 NoteItemData 对象来包装游标数据
NoteItemData itemData = new NoteItemData(context, cursor);
// 绑定数据到 NotesListItem 视图
((NotesListItem) view).bind(context, itemData, mChoiceMode,
isSelectedItem(cursor.getPosition()));
}
}
/**
*
* @param position
* @param checked
*/
public void setCheckedItem(final int position, final boolean checked) {
mSelectedIndex.put(position, checked);
notifyDataSetChanged();
mSelectedIndex.put(position, checked); // 更新选中状态
notifyDataSetChanged(); // 通知数据变化,刷新视图
}
/**
*
* @return
*/
public boolean isInChoiceMode() {
return mChoiceMode;
}
/**
*
* @param mode
*/
public void setChoiceMode(boolean mode) {
mSelectedIndex.clear();
mSelectedIndex.clear(); // 清除之前的选中状态
mChoiceMode = mode;
}
/**
*
* @param checked truefalse
*/
public void selectAll(boolean checked) {
Cursor cursor = getCursor();
// 遍历所有项目
for (int i = 0; i < getCount(); i++) {
if (cursor.moveToPosition(i)) {
// 只选择普通笔记类型(不包括文件夹等)
if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
setCheckedItem(i, checked);
}
@ -89,15 +132,19 @@ public class NotesListAdapter extends CursorAdapter {
}
}
/**
* ID
* @return ID
*/
public HashSet<Long> getSelectedItemIds() {
HashSet<Long> itemSet = new HashSet<Long>();
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Long id = getItemId(position);
Long id = getItemId(position); // 获取项目ID
if (id == Notes.ID_ROOT_FOLDER) {
Log.d(TAG, "Wrong item id, should not happen");
Log.d(TAG, "错误的项目ID不应该发生");
} else {
itemSet.add(id);
itemSet.add(id); // 添加到集合
}
}
}
@ -105,6 +152,10 @@ public class NotesListAdapter extends CursorAdapter {
return itemSet;
}
/**
*
* @return null
*/
public HashSet<AppWidgetAttribute> getSelectedWidget() {
HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
for (Integer position : mSelectedIndex.keySet()) {
@ -113,14 +164,14 @@ public class NotesListAdapter extends CursorAdapter {
if (c != null) {
AppWidgetAttribute widget = new AppWidgetAttribute();
NoteItemData item = new NoteItemData(mContext, c);
widget.widgetId = item.getWidgetId();
widget.widgetType = item.getWidgetType();
widget.widgetId = item.getWidgetId(); // 获取小部件ID
widget.widgetType = item.getWidgetType();// 获取小部件类型
itemSet.add(widget);
/**
* Don't close cursor here, only the adapter could close it
*
*/
} else {
Log.e(TAG, "Invalid cursor");
Log.e(TAG, "无效的游标");
return null;
}
}
@ -128,6 +179,10 @@ public class NotesListAdapter extends CursorAdapter {
return itemSet;
}
/**
*
* @return
*/
public int getSelectedCount() {
Collection<Boolean> values = mSelectedIndex.values();
if (null == values) {
@ -137,48 +192,68 @@ public class NotesListAdapter extends CursorAdapter {
int count = 0;
while (iter.hasNext()) {
if (true == iter.next()) {
count++;
count++; // 统计选中项目
}
}
return count;
}
/**
*
* @return truefalse
*/
public boolean isAllSelected() {
int checkedCount = getSelectedCount();
return (checkedCount != 0 && checkedCount == mNotesCount);
int checkedCount = getSelectedCount(); // 获取选中数量
return (checkedCount != 0 && checkedCount == mNotesCount); // 比较选中数量和笔记总数
}
/**
*
* @param position
* @return
*/
public boolean isSelectedItem(final int position) {
if (null == mSelectedIndex.get(position)) {
return false;
return false; // 如果映射表中不存在该位置返回false
}
return mSelectedIndex.get(position);
}
/**
*
*/
@Override
protected void onContentChanged() {
super.onContentChanged();
calcNotesCount();
calcNotesCount(); // 重新计算笔记数量
}
/**
*
* @param cursor
*/
@Override
public void changeCursor(Cursor cursor) {
super.changeCursor(cursor);
calcNotesCount();
calcNotesCount(); // 重新计算笔记数量
}
/**
*
*/
private void calcNotesCount() {
mNotesCount = 0;
for (int i = 0; i < getCount(); i++) {
Cursor c = (Cursor) getItem(i);
if (c != null) {
// 只统计普通笔记类型
if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
mNotesCount++;
}
} else {
Log.e(TAG, "Invalid cursor");
Log.e(TAG, "无效的游标");
return;
}
}
}
}
}
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