commit 6ce47f89542789b5a4adf0fbda27038abefc1b34 Author: CokeCHEN <3265434969@qq.com> Date: Wed May 14 00:34:50 2025 +0800 陈嘉鑫提交 diff --git a/doc/小米便签开源代码的泛读报告.docx b/doc/小米便签开源代码的泛读报告.docx new file mode 100644 index 0000000..7fb0dd4 Binary files /dev/null and b/doc/小米便签开源代码的泛读报告.docx differ diff --git a/src/tool/BackupUtils.java b/src/tool/BackupUtils.java new file mode 100644 index 0000000..d55a00e --- /dev/null +++ b/src/tool/BackupUtils.java @@ -0,0 +1,397 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.database.Cursor; +import android.os.Environment; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.util.Log; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.DataConstants; +import net.micode.notes.data.Notes.NoteColumns; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.PrintStream; + +/** + * 备份工具类 + * 提供将便签数据导出为文本文件的功能 + */ +public class BackupUtils { + private static final String TAG = "BackupUtils"; // 日志标签 + // 单例模式 + private static BackupUtils sInstance; + + /** + * 获取BackupUtils实例(单例模式) + * @param context 上下文对象 + * @return BackupUtils实例 + */ + public static synchronized BackupUtils getInstance(Context context) { + if (sInstance == null) { + sInstance = new BackupUtils(context); + } + return sInstance; + } + + /** + * 备份状态常量 + */ + public static final int STATE_SD_CARD_UNMOUONTED = 0; // SD卡未挂载 + public static final int STATE_BACKUP_FILE_NOT_EXIST = 1; // 备份文件不存在 + public static final int STATE_DATA_DESTROIED = 2; // 数据格式不正确 + public static final int STATE_SYSTEM_ERROR = 3; // 系统错误 + public static final int STATE_SUCCESS = 4; // 备份/恢复成功 + + private TextExport mTextExport; // 文本导出工具 + + /** + * 私有构造函数 + * @param context 上下文对象 + */ + private BackupUtils(Context context) { + mTextExport = new TextExport(context); + } + + /** + * 检查外部存储是否可用 + * @return 外部存储是否可用 + */ + private static boolean externalStorageAvailable() { + return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()); + } + + /** + * 导出便签到文本文件 + * @return 导出状态 + */ + public int exportToText() { + return mTextExport.exportToText(); + } + + /** + * 获取导出的文本文件名 + * @return 文件名 + */ + public String getExportedTextFileName() { + return mTextExport.mFileName; + } + + /** + * 获取导出的文本文件目录 + * @return 文件目录 + */ + public String getExportedTextFileDir() { + return mTextExport.mFileDirectory; + } + + /** + * 文本导出内部类 + */ + private static class TextExport { + // 便签查询投影列 + private static final String[] NOTE_PROJECTION = { + NoteColumns.ID, + NoteColumns.MODIFIED_DATE, + NoteColumns.SNIPPET, + NoteColumns.TYPE + }; + + // 便签查询列索引 + private static final int NOTE_COLUMN_ID = 0; + private static final int NOTE_COLUMN_MODIFIED_DATE = 1; + private static final int NOTE_COLUMN_SNIPPET = 2; + + // 数据查询投影列 + private static final String[] DATA_PROJECTION = { + DataColumns.CONTENT, + DataColumns.MIME_TYPE, + DataColumns.DATA1, + DataColumns.DATA2, + DataColumns.DATA3, + DataColumns.DATA4, + }; + + // 数据查询列索引 + private static final int DATA_COLUMN_CONTENT = 0; + private static final int DATA_COLUMN_MIME_TYPE = 1; + private static final int DATA_COLUMN_CALL_DATE = 2; + private static final int DATA_COLUMN_PHONE_NUMBER = 4; + + // 文本格式数组 + private final String[] TEXT_FORMAT; + // 文本格式索引 + private static final int FORMAT_FOLDER_NAME = 0; // 文件夹名称格式 + private static final int FORMAT_NOTE_DATE = 1; // 便签日期格式 + private static final int FORMAT_NOTE_CONTENT = 2; // 便签内容格式 + + private Context mContext; // 上下文对象 + private String mFileName; // 文件名 + private String mFileDirectory; // 文件目录 + + /** + * 构造函数 + * @param context 上下文对象 + */ + public TextExport(Context context) { + TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note); + mContext = context; + mFileName = ""; + mFileDirectory = ""; + } + + /** + * 获取指定格式 + * @param id 格式索引 + * @return 格式字符串 + */ + private String getFormat(int id) { + return TEXT_FORMAT[id]; + } + + /** + * 导出文件夹内容到文本 + * @param folderId 文件夹ID + * @param ps 打印流 + */ + private void exportFolderToText(String folderId, PrintStream ps) { + // 查询属于该文件夹的便签 + Cursor notesCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.PARENT_ID + "=?", + new String[]{folderId}, + null); + + if (notesCursor != null) { + if (notesCursor.moveToFirst()) { + do { + // 打印便签的最后修改日期 + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))); + // 查询属于该便签的数据 + String noteId = notesCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (notesCursor.moveToNext()); + } + notesCursor.close(); + } + } + + /** + * 导出便签内容到文本 + * @param noteId 便签ID + * @param ps 打印流 + */ + private void exportNoteToText(String noteId, PrintStream ps) { + Cursor dataCursor = mContext.getContentResolver().query( + Notes.CONTENT_DATA_URI, + DATA_PROJECTION, + DataColumns.NOTE_ID + "=?", + new String[]{noteId}, + null); + + if (dataCursor != null) { + if (dataCursor.moveToFirst()) { + do { + String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE); + if (DataConstants.CALL_NOTE.equals(mimeType)) { + // 打印电话号码 + String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER); + long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE); + String location = dataCursor.getString(DATA_COLUMN_CONTENT); + + if (!TextUtils.isEmpty(phoneNumber)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + phoneNumber)); + } + // 打印通话日期 + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat + .format(mContext.getString(R.string.format_datetime_mdhm), + callDate)); + // 打印通话附件位置 + if (!TextUtils.isEmpty(location)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + location)); + } + } else if (DataConstants.NOTE.equals(mimeType)) { + String content = dataCursor.getString(DATA_COLUMN_CONTENT); + if (!TextUtils.isEmpty(content)) { + ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), + content)); + } + } + } while (dataCursor.moveToNext()); + } + dataCursor.close(); + } + // 打印便签分隔符 + try { + ps.write(new byte[]{ + Character.LINE_SEPARATOR, Character.LETTER_NUMBER + }); + } catch (IOException e) { + Log.e(TAG, e.toString()); + } + } + + /** + * 将便签导出为文本 + * @return 导出状态 + */ + public int exportToText() { + if (!externalStorageAvailable()) { + Log.d(TAG, "Media was not mounted"); + return STATE_SD_CARD_UNMOUONTED; + } + + PrintStream ps = getExportToTextPrintStream(); + if (ps == null) { + Log.e(TAG, "get print stream error"); + return STATE_SYSTEM_ERROR; + } + + // 首先导出文件夹及其便签 + Cursor folderCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + "(" + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND " + + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + ") OR " + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER, + null, + null); + + if (folderCursor != null) { + if (folderCursor.moveToFirst()) { + do { + // 打印文件夹名称 + String folderName = ""; + if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) { + folderName = mContext.getString(R.string.call_record_folder_name); + } else { + folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET); + } + if (!TextUtils.isEmpty(folderName)) { + ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName)); + } + String folderId = folderCursor.getString(NOTE_COLUMN_ID); + exportFolderToText(folderId, ps); + } while (folderCursor.moveToNext()); + } + folderCursor.close(); + } + + // 导出根文件夹中的便签 + Cursor noteCursor = mContext.getContentResolver().query( + Notes.CONTENT_NOTE_URI, + NOTE_PROJECTION, + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID + + "=0", + null, + null); + + if (noteCursor != null) { + if (noteCursor.moveToFirst()) { + do { + ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format( + mContext.getString(R.string.format_datetime_mdhm), + noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))); + // 查询属于该便签的数据 + String noteId = noteCursor.getString(NOTE_COLUMN_ID); + exportNoteToText(noteId, ps); + } while (noteCursor.moveToNext()); + } + noteCursor.close(); + } + ps.close(); + + return STATE_SUCCESS; + } + + /** + * 获取导出文本的打印流 + * @return 打印流 + */ + private PrintStream getExportToTextPrintStream() { + File file = generateFileMountedOnSDcard(mContext, R.string.file_path, + R.string.file_name_txt_format); + if (file == null) { + Log.e(TAG, "create file to exported failed"); + return null; + } + mFileName = file.getName(); + mFileDirectory = mContext.getString(R.string.file_path); + PrintStream ps = null; + try { + FileOutputStream fos = new FileOutputStream(file); + ps = new PrintStream(fos); + } catch (FileNotFoundException e) { + e.printStackTrace(); + return null; + } catch (NullPointerException e) { + e.printStackTrace(); + return null; + } + return ps; + } + } + + /** + * 在SD卡上生成导出文件 + * @param context 上下文对象 + * @param filePathResId 文件路径资源ID + * @param fileNameFormatResId 文件名格式资源ID + * @return 文件对象 + */ + private static File generateFileMountedOnSDcard(Context context, int filePathResId, + int fileNameFormatResId) { + StringBuilder sb = new StringBuilder(); + sb.append(Environment.getExternalStorageDirectory()); + sb.append(context.getString(filePathResId)); + File filedir = new File(sb.toString()); + sb.append(context.getString( + fileNameFormatResId, + DateFormat.format(context.getString(R.string.format_date_ymd), + System.currentTimeMillis()))); + File file = new File(sb.toString()); + + try { + if (!filedir.exists()) { + filedir.mkdir(); + } + if (!file.exists()) { + file.createNewFile(); + } + return file; + } catch (SecurityException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + + return null; + } + } \ No newline at end of file diff --git a/src/tool/DataUtils.java b/src/tool/DataUtils.java new file mode 100644 index 0000000..253e36a --- /dev/null +++ b/src/tool/DataUtils.java @@ -0,0 +1,376 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.ContentProviderOperation; +import android.content.ContentProviderResult; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.OperationApplicationException; +import android.database.Cursor; +import android.os.RemoteException; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.CallNote; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; + +import java.util.ArrayList; +import java.util.HashSet; + +/** + * 数据操作工具类 + * 提供批量操作便签的实用方法 + */ +public class DataUtils { + public static final String TAG = "DataUtils"; // 日志标签 + + /** + * 批量删除便签 + * @param resolver ContentResolver对象 + * @param ids 要删除的便签ID集合 + * @return 是否删除成功 + */ + public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; + } + if (ids.size() == 0) { + Log.d(TAG, "no id is in the hashset"); + return true; + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + if(id == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Don't delete system folder root"); + continue; + } + ContentProviderOperation.Builder builder = ContentProviderOperation + .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + operationList.add(builder.build()); + } + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 移动便签到指定文件夹 + * @param resolver ContentResolver对象 + * @param id 要移动的便签ID + * @param srcFolderId 源文件夹ID + * @param desFolderId 目标文件夹ID + */ + public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, desFolderId); + values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null); + } + + /** + * 批量移动便签到指定文件夹 + * @param resolver ContentResolver对象 + * @param ids 要移动的便签ID集合 + * @param folderId 目标文件夹ID + * @return 是否移动成功 + */ + public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids, + long folderId) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; + } + + ArrayList operationList = new ArrayList(); + for (long id : ids) { + ContentProviderOperation.Builder builder = ContentProviderOperation + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + builder.withValue(NoteColumns.PARENT_ID, folderId); + builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); + operationList.add(builder.build()); + } + + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "delete notes failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + /** + * 获取除系统文件夹外的用户文件夹数量 + * @param resolver ContentResolver对象 + * @return 用户文件夹数量 + */ + public static int getUserFolderCount(ContentResolver resolver) { + Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { "COUNT(*)" }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?", + new String[] { String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)}, + null); + + int count = 0; + if(cursor != null) { + if(cursor.moveToFirst()) { + try { + count = cursor.getInt(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "get folder count failed:" + e.toString()); + } finally { + cursor.close(); + } + } + } + return count; + } + + /** + * 检查便签在数据库中是否可见 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @param type 便签类型 + * @return 是否可见 + */ + public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, + new String [] {String.valueOf(type)}, + null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查便签是否存在于数据库中 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 是否存在 + */ + public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查数据项是否存在于数据库中 + * @param resolver ContentResolver对象 + * @param dataId 数据ID + * @return 是否存在 + */ + public static boolean existInDataDatabase(ContentResolver resolver, long dataId) { + Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), + null, null, null, null); + + boolean exist = false; + if (cursor != null) { + if (cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 检查可见文件夹名称是否已存在 + * @param resolver ContentResolver对象 + * @param name 文件夹名称 + * @return 是否已存在 + */ + public static boolean checkVisibleFolderName(ContentResolver resolver, String name) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null, + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + + " AND " + NoteColumns.SNIPPET + "=?", + new String[] { name }, null); + boolean exist = false; + if(cursor != null) { + if(cursor.getCount() > 0) { + exist = true; + } + cursor.close(); + } + return exist; + } + + /** + * 获取文件夹中便签的小部件属性 + * @param resolver ContentResolver对象 + * @param folderId 文件夹ID + * @return 小部件属性集合 + */ + public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) { + Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE }, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }, + null); + + HashSet set = null; + if (c != null) { + if (c.moveToFirst()) { + set = new HashSet(); + do { + try { + AppWidgetAttribute widget = new AppWidgetAttribute(); + widget.widgetId = c.getInt(0); + widget.widgetType = c.getInt(1); + set.add(widget); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, e.toString()); + } + } while (c.moveToNext()); + } + c.close(); + } + return set; + } + + /** + * 根据便签ID获取电话号码 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 电话号码 + */ + public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.PHONE_NUMBER }, + CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?", + new String [] { String.valueOf(noteId), CallNote.CONTENT_ITEM_TYPE }, + null); + + if (cursor != null && cursor.moveToFirst()) { + try { + return cursor.getString(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call number fails " + e.toString()); + } finally { + cursor.close(); + } + } + return ""; + } + + /** + * 根据电话号码和通话日期获取便签ID + * @param resolver ContentResolver对象 + * @param phoneNumber 电话号码 + * @param callDate 通话日期 + * @return 便签ID + */ + public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) { + Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, + new String [] { CallNote.NOTE_ID }, + CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL(" + + CallNote.PHONE_NUMBER + ",?)", + new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber }, + null); + + if (cursor != null) { + if (cursor.moveToFirst()) { + try { + return cursor.getLong(0); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get call note id fails " + e.toString()); + } + } + cursor.close(); + } + return 0; + } + + /** + * 根据便签ID获取内容片段 + * @param resolver ContentResolver对象 + * @param noteId 便签ID + * @return 内容片段 + */ + public static String getSnippetById(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String [] { NoteColumns.SNIPPET }, + NoteColumns.ID + "=?", + new String [] { String.valueOf(noteId)}, + null); + + if (cursor != null) { + String snippet = ""; + if (cursor.moveToFirst()) { + snippet = cursor.getString(0); + } + cursor.close(); + return snippet; + } + throw new IllegalArgumentException("Note is not found with id: " + noteId); + } + + /** + * 格式化内容片段 + * @param snippet 原始内容片段 + * @return 格式化后的内容片段 + */ + public static String getFormattedSnippet(String snippet) { + if (snippet != null) { + snippet = snippet.trim(); + int index = snippet.indexOf('\n'); + if (index != -1) { + snippet = snippet.substring(0, index); + } + } + return snippet; + } +} \ No newline at end of file diff --git a/src/tool/GTaskStringUtils.java b/src/tool/GTaskStringUtils.java new file mode 100644 index 0000000..7c61213 --- /dev/null +++ b/src/tool/GTaskStringUtils.java @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +/** + * Google Task相关字符串常量工具类 + * 包含与Google Task API交互时使用的JSON字段名和常量值 + */ +public class GTaskStringUtils { + // JSON字段名常量 + public final static String GTASK_JSON_ACTION_ID = "action_id"; // 操作ID字段名 + public final static String GTASK_JSON_ACTION_LIST = "action_list"; // 操作列表字段名 + public final static String GTASK_JSON_ACTION_TYPE = "action_type"; // 操作类型字段名 + + // 操作类型常量值 + public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create"; // 创建操作 + public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all"; // 获取全部操作 + public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move"; // 移动操作 + public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update"; // 更新操作 + + // 其他JSON字段名 + public final static String GTASK_JSON_CREATOR_ID = "creator_id"; // 创建者ID + public final static String GTASK_JSON_CHILD_ENTITY = "child_entity"; // 子实体 + public final static String GTASK_JSON_CLIENT_VERSION = "client_version"; // 客户端版本 + public final static String GTASK_JSON_COMPLETED = "completed"; // 完成状态 + public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id"; // 当前列表ID + public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id"; // 默认列表ID + public final static String GTASK_JSON_DELETED = "deleted"; // 删除状态 + public final static String GTASK_JSON_DEST_LIST = "dest_list"; // 目标列表 + public final static String GTASK_JSON_DEST_PARENT = "dest_parent"; // 目标父项 + public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type"; // 目标父项类型 + public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta"; // 实体变更 + public final static String GTASK_JSON_ENTITY_TYPE = "entity_type"; // 实体类型 + public final static String GTASK_JSON_GET_DELETED = "get_deleted"; // 获取已删除项 + public final static String GTASK_JSON_ID = "id"; // ID字段 + public final static String GTASK_JSON_INDEX = "index"; // 索引字段 + public final static String GTASK_JSON_LAST_MODIFIED = "last_modified"; // 最后修改时间 + public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point"; // 最新同步点 + public final static String GTASK_JSON_LIST_ID = "list_id"; // 列表ID + public final static String GTASK_JSON_LISTS = "lists"; // 列表集合 + public final static String GTASK_JSON_NAME = "name"; // 名称字段 + public final static String GTASK_JSON_NEW_ID = "new_id"; // 新ID + public final static String GTASK_JSON_NOTES = "notes"; // 笔记集合 + public final static String GTASK_JSON_PARENT_ID = "parent_id"; // 父ID + public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id"; // 前一个兄弟ID + public final static String GTASK_JSON_RESULTS = "results"; // 结果集合 + public final static String GTASK_JSON_SOURCE_LIST = "source_list"; // 源列表 + public final static String GTASK_JSON_TASKS = "tasks"; // 任务集合 + public final static String GTASK_JSON_TYPE = "type"; // 类型字段 + + // 实体类型常量值 + public final static String GTASK_JSON_TYPE_GROUP = "GROUP"; // 组类型 + public final static String GTASK_JSON_TYPE_TASK = "TASK"; // 任务类型 + + // 用户相关字段 + public final static String GTASK_JSON_USER = "user"; // 用户字段 + + // 文件夹名称常量 + public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]"; // MIUI笔记文件夹前缀 + public final static String FOLDER_DEFAULT = "Default"; // 默认文件夹名称 + public final static String FOLDER_CALL_NOTE = "Call_Note"; // 通话记录文件夹名称 + public final static String FOLDER_META = "METADATA"; // 元数据文件夹名称 + + // 元数据相关字段 + public final static String META_HEAD_GTASK_ID = "meta_gid"; // 元数据中的GTask ID + public final static String META_HEAD_NOTE = "meta_note"; // 元数据中的笔记信息 + public final static String META_HEAD_DATA = "meta_data"; // 元数据中的数据信息 + public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE"; // 元数据笔记名称 +} \ No newline at end of file diff --git a/src/tool/ResourceParser.java b/src/tool/ResourceParser.java new file mode 100644 index 0000000..436221d --- /dev/null +++ b/src/tool/ResourceParser.java @@ -0,0 +1,269 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.tool; + +import android.content.Context; +import android.preference.PreferenceManager; + +import net.micode.notes.R; +import net.micode.notes.ui.NotesPreferenceActivity; + +/** + * 资源解析工具类 + * 用于获取不同主题和样式的资源ID + */ +public class ResourceParser { + + // 颜色常量定义 + public static final int YELLOW = 0; // 黄色主题 + public static final int BLUE = 1; // 蓝色主题 + public static final int WHITE = 2; // 白色主题 + public static final int GREEN = 3; // 绿色主题 + public static final int RED = 4; // 红色主题 + + // 默认背景颜色 + public static final int BG_DEFAULT_COLOR = YELLOW; + + // 字体大小常量定义 + public static final int TEXT_SMALL = 0; // 小号字体 + public static final int TEXT_MEDIUM = 1; // 中号字体 + public static final int TEXT_LARGE = 2; // 大号字体 + public static final int TEXT_SUPER = 3; // 超大号字体 + + // 默认字体大小 + public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM; + + /** + * 便签背景资源类 + */ + public static class NoteBgResources { + // 编辑界面背景资源数组 + private final static int [] BG_EDIT_RESOURCES = new int [] { + R.drawable.edit_yellow, // 黄色背景 + R.drawable.edit_blue, // 蓝色背景 + R.drawable.edit_white, // 白色背景 + R.drawable.edit_green, // 绿色背景 + R.drawable.edit_red // 红色背景 + }; + + // 编辑界面标题背景资源数组 + private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] { + R.drawable.edit_title_yellow, // 黄色标题背景 + R.drawable.edit_title_blue, // 蓝色标题背景 + R.drawable.edit_title_white, // 白色标题背景 + R.drawable.edit_title_green, // 绿色标题背景 + R.drawable.edit_title_red // 红色标题背景 + }; + + /** + * 获取便签背景资源ID + * @param id 背景索引 + * @return 背景资源ID + */ + public static int getNoteBgResource(int id) { + return BG_EDIT_RESOURCES[id]; + } + + /** + * 获取便签标题背景资源ID + * @param id 背景索引 + * @return 标题背景资源ID + */ + public static int getNoteTitleBgResource(int id) { + return BG_EDIT_TITLE_RESOURCES[id]; + } + } + + /** + * 获取默认背景ID + * @param context 上下文对象 + * @return 背景ID + */ + public static int getDefaultBgId(Context context) { + if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean( + NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) { + // 如果设置了随机背景颜色，则随机返回一个背景ID + return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length); + } else { + // 否则返回默认背景ID + return BG_DEFAULT_COLOR; + } + } + + /** + * 便签列表项背景资源类 + */ + public static class NoteItemBgResources { + // 列表第一项背景资源数组 + private final static int [] BG_FIRST_RESOURCES = new int [] { + R.drawable.list_yellow_up, // 黄色第一项背景 + R.drawable.list_blue_up, // 蓝色第一项背景 + R.drawable.list_white_up, // 白色第一项背景 + R.drawable.list_green_up, // 绿色第一项背景 + R.drawable.list_red_up // 红色第一项背景 + }; + + // 列表普通项背景资源数组 + private final static int [] BG_NORMAL_RESOURCES = new int [] { + R.drawable.list_yellow_middle, // 黄色普通项背景 + R.drawable.list_blue_middle, // 蓝色普通项背景 + R.drawable.list_white_middle, // 白色普通项背景 + R.drawable.list_green_middle, // 绿色普通项背景 + R.drawable.list_red_middle // 红色普通项背景 + }; + + // 列表最后一项背景资源数组 + private final static int [] BG_LAST_RESOURCES = new int [] { + R.drawable.list_yellow_down, // 黄色最后一项背景 + R.drawable.list_blue_down, // 蓝色最后一项背景 + R.drawable.list_white_down, // 白色最后一项背景 + R.drawable.list_green_down, // 绿色最后一项背景 + R.drawable.list_red_down, // 红色最后一项背景 + }; + + // 列表单项背景资源数组(当列表只有一项时使用) + private final static int [] BG_SINGLE_RESOURCES = new int [] { + R.drawable.list_yellow_single, // 黄色单项背景 + R.drawable.list_blue_single, // 蓝色单项背景 + R.drawable.list_white_single, // 白色单项背景 + R.drawable.list_green_single, // 绿色单项背景 + R.drawable.list_red_single // 红色单项背景 + }; + + /** + * 获取列表第一项背景资源ID + * @param id 背景索引 + * @return 第一项背景资源ID + */ + public static int getNoteBgFirstRes(int id) { + return BG_FIRST_RESOURCES[id]; + } + + /** + * 获取列表最后一项背景资源ID + * @param id 背景索引 + * @return 最后一项背景资源ID + */ + public static int getNoteBgLastRes(int id) { + return BG_LAST_RESOURCES[id]; + } + + /** + * 获取列表单项背景资源ID + * @param id 背景索引 + * @return 单项背景资源ID + */ + public static int getNoteBgSingleRes(int id) { + return BG_SINGLE_RESOURCES[id]; + } + + /** + * 获取列表普通项背景资源ID + * @param id 背景索引 + * @return 普通项背景资源ID + */ + public static int getNoteBgNormalRes(int id) { + return BG_NORMAL_RESOURCES[id]; + } + + /** + * 获取文件夹背景资源ID + * @return 文件夹背景资源ID + */ + public static int getFolderBgRes() { + return R.drawable.list_folder; + } + } + + /** + * 小部件背景资源类 + */ + public static class WidgetBgResources { + // 2x大小小部件背景资源数组 + private final static int [] BG_2X_RESOURCES = new int [] { + R.drawable.widget_2x_yellow, // 黄色2x小部件背景 + R.drawable.widget_2x_blue, // 蓝色2x小部件背景 + R.drawable.widget_2x_white, // 白色2x小部件背景 + R.drawable.widget_2x_green, // 绿色2x小部件背景 + R.drawable.widget_2x_red, // 红色2x小部件背景 + }; + + /** + * 获取2x大小小部件背景资源ID + * @param id 背景索引 + * @return 2x小部件背景资源ID + */ + public static int getWidget2xBgResource(int id) { + return BG_2X_RESOURCES[id]; + } + + // 4x大小小部件背景资源数组 + private final static int [] BG_4X_RESOURCES = new int [] { + R.drawable.widget_4x_yellow, // 黄色4x小部件背景 + R.drawable.widget_4x_blue, // 蓝色4x小部件背景 + R.drawable.widget_4x_white, // 白色4x小部件背景 + R.drawable.widget_4x_green, // 绿色4x小部件背景 + R.drawable.widget_4x_red // 红色4x小部件背景 + }; + + /** + * 获取4x大小小部件背景资源ID + * @param id 背景索引 + * @return 4x小部件背景资源ID + */ + public static int getWidget4xBgResource(int id) { + return BG_4X_RESOURCES[id]; + } + } + + /** + * 文本外观资源类 + */ + public static class TextAppearanceResources { + // 文本外观资源数组 + private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] { + R.style.TextAppearanceNormal, // 普通文本外观 + R.style.TextAppearanceMedium, // 中等文本外观 + R.style.TextAppearanceLarge, // 大号文本外观 + R.style.TextAppearanceSuper // 超大号文本外观 + }; + + /** + * 获取文本外观资源ID + * @param id 外观索引 + * @return 文本外观资源ID + */ + public static int getTexAppearanceResource(int id) { + /** + * HACKME: 修复在SharedPreference中存储资源ID的bug。 + * 当ID大于资源数组长度时，返回默认字体大小 + */ + if (id >= TEXTAPPEARANCE_RESOURCES.length) { + return BG_DEFAULT_FONT_SIZE; + } + return TEXTAPPEARANCE_RESOURCES[id]; + } + + /** + * 获取文本外观资源数量 + * @return 资源数量 + */ + public static int getResourcesSize() { + return TEXTAPPEARANCE_RESOURCES.length; + } + } +} \ No newline at end of file