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Signed-off-by: ZY <1390261802@qq.com>
zy
ZY 3 months ago
parent 7d6ac565ec
commit dbe3a11deb
5 changed files with 380 additions and 156 deletions
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116
MiNotes-master/app/src/main/java/net/micode/notes/tool/BackupUtils.java
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@ -35,12 +35,21 @@ import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
/**
* 备份工具类
* 提供将笔记导出为文本文件的功能
* 支持导出普通笔记和通话记录笔记
*/
public class BackupUtils {
private static final String TAG = "BackupUtils";
// Singleton stuff
// 单例模式实例
private static BackupUtils sInstance;
/**
* 获取BackupUtils的单例实例
* @param context 上下文
* @return BackupUtils实例
*/
public static synchronized BackupUtils getInstance(Context context) {
if (sInstance == null) {
sInstance = new BackupUtils(context);
@ -49,43 +58,68 @@ public class BackupUtils {
}
/**
* Following states are signs to represents backup or restore
* status
* 备份状态常量定义
*/
// Currently, the sdcard is not mounted
// SD卡未挂载
public static final int STATE_SD_CARD_UNMOUONTED = 0;
// The backup file not exist
// 备份文件不存在
public static final int STATE_BACKUP_FILE_NOT_EXIST = 1;
// The data is not well formated, may be changed by other programs
// 数据格式损坏
public static final int STATE_DATA_DESTROIED = 2;
// Some run-time exception which causes restore or backup fails
// 系统错误
public static final int STATE_SYSTEM_ERROR = 3;
// Backup or restore success
// 备份成功
public static final int STATE_SUCCESS = 4;
// 文本导出工具实例
private TextExport mTextExport;
/**
* 私有构造函数
* @param context 上下文
*/
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());
}
/**
* 导出笔记为文本文件
* @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;
}
/**
* 文本导出工具类
* 负责将笔记数据导出为可读的文本格式
*/
private static class TextExport {
// 笔记查询投影
private static final String[] NOTE_PROJECTION = {
NoteColumns.ID,
NoteColumns.MODIFIED_DATE,
@ -93,12 +127,12 @@ public class BackupUtils {
NoteColumns.TYPE
};
// 笔记列索引
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
private static final String[] DATA_PROJECTION = {
DataColumns.CONTENT,
DataColumns.MIME_TYPE,
@ -108,23 +142,30 @@ public class BackupUtils {
DataColumns.DATA4,
};
// 数据列索引
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;
// 格式类型常量
private static final int FORMAT_FOLDER_NAME = 0;
private static final int FORMAT_NOTE_DATE = 1;
private static final int FORMAT_NOTE_CONTENT = 2;
// 上下文
private Context mContext;
// 导出文件名
private String mFileName;
// 导出文件目录
private String mFileDirectory;
/**
* 构造函数
* @param context 上下文
*/
public TextExport(Context context) {
TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);
mContext = context;
@ -132,15 +173,22 @@ public class BackupUtils {
mFileDirectory = "";
}
/**
* 获取指定格式的文本
* @param id 格式ID
* @return 格式化的文本
*/
private String getFormat(int id) {
return TEXT_FORMAT[id];
}
/**
* Export the folder identified by folder id to text
* 将指定文件夹导出为文本
* @param folderId 文件夹ID
* @param ps 打印流
*/
private void exportFolderToText(String folderId, PrintStream ps) {
// Query notes belong to this folder
// 查询属于该文件夹的笔记
Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] {
folderId
@ -149,11 +197,11 @@ public class BackupUtils {
if (notesCursor != null) {
if (notesCursor.moveToFirst()) {
do {
// Print note's last modified date
// 打印笔记的最后修改日期
ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
mContext.getString(R.string.format_datetime_mdhm),
notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
// Query data belong to this note
// 查询该笔记的数据
String noteId = notesCursor.getString(NOTE_COLUMN_ID);
exportNoteToText(noteId, ps);
} while (notesCursor.moveToNext());
@ -163,7 +211,9 @@ public class BackupUtils {
}
/**
* Export note identified by id to a print stream
* 将指定笔记导出为文本
* @param noteId 笔记ID
* @param ps 打印流
*/
private void exportNoteToText(String noteId, PrintStream ps) {
Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI,
@ -176,7 +226,7 @@ public class BackupUtils {
do {
String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);
if (DataConstants.CALL_NOTE.equals(mimeType)) {
// Print phone number
// 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);
@ -185,11 +235,11 @@ public class BackupUtils {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
phoneNumber));
}
// Print call date
// 打印通话日期
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat
.format(mContext.getString(R.string.format_datetime_mdhm),
callDate)));
// Print call attachment location
// 打印通话附件位置
if (!TextUtils.isEmpty(location)) {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
location));
@ -205,7 +255,7 @@ public class BackupUtils {
}
dataCursor.close();
}
// print a line separator between note
// 在笔记之间打印分隔符
try {
ps.write(new byte[] {
Character.LINE_SEPARATOR, Character.LETTER_NUMBER
@ -216,7 +266,8 @@ public class BackupUtils {
}
/**
* Note will be exported as text which is user readable
* 将笔记导出为可读的文本格式
* @return 导出状态
*/
public int exportToText() {
if (!externalStorageAvailable()) {
@ -229,7 +280,7 @@ public class BackupUtils {
Log.e(TAG, "get print stream error");
return STATE_SYSTEM_ERROR;
}
// First export folder and its notes
// 首先导出文件夹及其笔记
Cursor folderCursor = mContext.getContentResolver().query(
Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION,
@ -240,7 +291,7 @@ public class BackupUtils {
if (folderCursor != null) {
if (folderCursor.moveToFirst()) {
do {
// Print folder's name
// 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);
@ -257,7 +308,7 @@ public class BackupUtils {
folderCursor.close();
}
// Export notes in root's folder
// 导出根目录下的笔记
Cursor noteCursor = mContext.getContentResolver().query(
Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION,
@ -270,7 +321,7 @@ public class BackupUtils {
ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
mContext.getString(R.string.format_datetime_mdhm),
noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
// Query data belong to this note
// 查询该笔记的数据
String noteId = noteCursor.getString(NOTE_COLUMN_ID);
exportNoteToText(noteId, ps);
} while (noteCursor.moveToNext());
@ -283,7 +334,8 @@ public class BackupUtils {
}
/**
* Get a print stream pointed to the file {@generateExportedTextFile}
* 获取指向导出文本文件的打印流
* @return 打印流
*/
private PrintStream getExportToTextPrintStream() {
File file = generateFileMountedOnSDcard(mContext, R.string.file_path,
@ -310,7 +362,11 @@ public class BackupUtils {
}
/**
* Generate the text file to store imported data
* 在SD卡上生成用于存储导入数据的文本文件
* @param context 上下文
* @param filePathResId 文件路径资源ID
* @param fileNameFormatResId 文件名格式资源ID
* @return 生成的文件
*/
private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) {
StringBuilder sb = new StringBuilder();

101
MiNotes-master/app/src/main/java/net/micode/notes/tool/DataUtils.java
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@ -34,9 +34,19 @@ import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute;
import java.util.ArrayList;
import java.util.HashSet;
/**
* DataUtils 工具类
* 提供对 Notes 数据库的批量操作、查询及辅助方法
*/
public class DataUtils {
public static final String TAG = "DataUtils";
/**
* 批量删除指定 ID 的笔记
* @param resolver ContentResolver 实例，用于执行数据库操作
* @param ids 要删除的笔记 ID 集合
* @return 删除是否成功
*/
public static boolean batchDeleteNotes(ContentResolver resolver, HashSet<Long> ids) {
if (ids == null) {
Log.d(TAG, "the ids is null");
@ -49,6 +59,7 @@ public class DataUtils {
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
for (long id : ids) {
// 跳过根文件夹，避免意外删除系统根目录
if(id == Notes.ID_ROOT_FOLDER) {
Log.e(TAG, "Don't delete system folder root");
continue;
@ -59,6 +70,7 @@ public class DataUtils {
}
try {
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
// 判断返回结果是否有效
if (results == null || results.length == 0 || results[0] == null) {
Log.d(TAG, "delete notes failed, ids:" + ids.toString());
return false;
@ -72,16 +84,31 @@ public class DataUtils {
return false;
}
/**
* 将单个笔记移动到目标文件夹
* @param resolver ContentResolver 实例
* @param id 笔记 ID
* @param srcFolderId 原始父文件夹 ID
* @param desFolderId 目标父文件夹 ID
*/
public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) {
ContentValues values = new ContentValues();
// 更新父目录信息，并标记本地已修改
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);
}
/**
* 批量移动笔记到指定文件夹
* @param resolver ContentResolver 实例
* @param ids 要移动的笔记 ID 集合
* @param folderId 目标文件夹 ID
* @return 移动是否成功
*/
public static boolean batchMoveToFolder(ContentResolver resolver, HashSet<Long> ids,
long folderId) {
long folderId) {
if (ids == null) {
Log.d(TAG, "the ids is null");
return true;
@ -112,7 +139,9 @@ public class DataUtils {
}
/**
* Get the all folder count except system folders {@link Notes#TYPE_SYSTEM}}
* 获取用户创建的文件夹数量（不包括系统文件夹）
* @param resolver ContentResolver 实例
* @return 文件夹数量
*/
public static int getUserFolderCount(ContentResolver resolver) {
Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI,
@ -136,6 +165,13 @@ public class DataUtils {
return count;
}
/**
* 检查指定类型笔记在数据库中是否可见（不在回收站中）
* @param resolver ContentResolver 实例
* @param noteId 笔记 ID
* @param type 笔记类型
* @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,
@ -153,6 +189,12 @@ public class DataUtils {
return exist;
}
/**
* 检查指定笔记是否存在于笔记数据库中
* @param resolver ContentResolver 实例
* @param noteId 笔记 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);
@ -167,6 +209,12 @@ public class DataUtils {
return exist;
}
/**
* 检查指定 dataId 是否存在于数据表中
* @param resolver ContentResolver 实例
* @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);
@ -181,11 +229,17 @@ public class DataUtils {
return exist;
}
/**
* 检查同名文件夹是否可见，避免重名
* @param resolver ContentResolver 实例
* @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 + "=?",
" AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER +
" AND " + NoteColumns.SNIPPET + "=?",
new String[] { name }, null);
boolean exist = false;
if(cursor != null) {
@ -197,6 +251,12 @@ public class DataUtils {
return exist;
}
/**
* 获取指定文件夹下所有笔记对应的 AppWidget 属性集合
* @param resolver ContentResolver 实例
* @param folderId 文件夹 ID
* @return AppWidgetAttribute 集合
*/
public static HashSet<AppWidgetAttribute> getFolderNoteWidget(ContentResolver resolver, long folderId) {
Cursor c = resolver.query(Notes.CONTENT_NOTE_URI,
new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE },
@ -210,6 +270,7 @@ public class DataUtils {
set = new HashSet<AppWidgetAttribute>();
do {
try {
// 创建并填充 AppWidgetAttribute 对象
AppWidgetAttribute widget = new AppWidgetAttribute();
widget.widgetId = c.getInt(0);
widget.widgetType = c.getInt(1);
@ -224,6 +285,12 @@ public class DataUtils {
return set;
}
/**
* 根据笔记 ID 获取通话记录的电话号码
* @param resolver ContentResolver 实例
* @param noteId 笔记 ID
* @return 电话号码字符串，如果未找到则返回空字符串
*/
public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) {
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,
new String [] { CallNote.PHONE_NUMBER },
@ -243,11 +310,18 @@ public class DataUtils {
return "";
}
/**
* 根据电话号码和通话日期获取对应的笔记 ID
* @param resolver ContentResolver 实例
* @param phoneNumber 电话号码字符串
* @param callDate 通话日期（毫秒数）
* @return 笔记 ID，如果未找到则返回 0
*/
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 + ",?)",
+ CallNote.PHONE_NUMBER + ",?)",
new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber },
null);
@ -264,6 +338,12 @@ public class DataUtils {
return 0;
}
/**
* 根据笔记 ID 获取笔记摘要文本
* @param resolver ContentResolver 实例
* @param noteId 笔记 ID
* @return 笔记摘要，未找到抛出异常
*/
public static String getSnippetById(ContentResolver resolver, long noteId) {
Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI,
new String [] { NoteColumns.SNIPPET },
@ -282,12 +362,17 @@ public class DataUtils {
throw new IllegalArgumentException("Note is not found with id: " + noteId);
}
/**
* 格式化摘要文本：去除首尾空白，并截取首行内容
* @param snippet 原始摘要
* @return 格式化后的摘要
*/
public static String getFormattedSnippet(String snippet) {
if (snippet != null) {
snippet = snippet.trim();
snippet = snippet.trim(); // 去除首尾空白
int index = snippet.indexOf('\n');
if (index != -1) {
snippet = snippet.substring(0, index);
snippet = snippet.substring(0, index); // 截取第一行
}
}
return snippet;

98
MiNotes-master/app/src/main/java/net/micode/notes/tool/GTaskStringUtils.java
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@ -16,98 +16,110 @@
package net.micode.notes.tool;
/**
* GTaskStringUtils 工具类
*
* 定义在 Google Task 同步流程中所使用的 JSON 字段常量，
* 以及 MIUI Notes 应用中涉及的文件夹名称和元数据前缀常量。
*/
public class GTaskStringUtils {
// ====== GTask JSON 操作相关字段 ======
/** 操作 ID 标识 */
public final static String GTASK_JSON_ACTION_ID = "action_id";
/** 操作列表 */
public final static String GTASK_JSON_ACTION_LIST = "action_list";
/** 操作类型字段 */
public final static String GTASK_JSON_ACTION_TYPE = "action_type";
/** 创建操作 */
public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";
/** 获取所有操作 */
public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
/** 移动操作 */
public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";
/** 更新操作 */
public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";
// ====== GTask JSON 通用字段 ======
/** 创建者 ID */
public final static String GTASK_JSON_CREATOR_ID = "creator_id";
/** 子对象实体 */
public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";
/** 客户端版本 */
public final static String GTASK_JSON_CLIENT_VERSION = "client_version";
/** 完成状态 */
public final static String GTASK_JSON_COMPLETED = "completed";
/** 当前列表 ID */
public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";
/** 默认列表 ID */
public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
/** 删除状态 */
public final static String GTASK_JSON_DELETED = "deleted";
/** 目标列表 */
public final static String GTASK_JSON_DEST_LIST = "dest_list";
/** 目标父节点 */
public final static String GTASK_JSON_DEST_PARENT = "dest_parent";
/** 目标父节点类型 */
public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";
/** 实体差量 */
public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";
/** 实体类型 */
public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";
/** 获取已删除项目标识 */
public final static String GTASK_JSON_GET_DELETED = "get_deleted";
/** 通用 ID 字段 */
public final static String GTASK_JSON_ID = "id";
/** 索引位置 */
public final static String GTASK_JSON_INDEX = "index";
/** 最后修改时间 */
public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";
/** 最近同步点 */
public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";
/** 列表 ID */
public final static String GTASK_JSON_LIST_ID = "list_id";
/** 列表集合 */
public final static String GTASK_JSON_LISTS = "lists";
/** 名称字段 */
public final static String GTASK_JSON_NAME = "name";
/** 新生成的 ID */
public final static String GTASK_JSON_NEW_ID = "new_id";
/** 备注字段 */
public final static String GTASK_JSON_NOTES = "notes";
/** 父节点 ID */
public final static String GTASK_JSON_PARENT_ID = "parent_id";
/** 前一个兄弟节点 ID */
public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";
/** 操作结果集合 */
public final static String GTASK_JSON_RESULTS = "results";
/** 源列表 */
public final static String GTASK_JSON_SOURCE_LIST = "source_list";
/** 任务集合 */
public final static String GTASK_JSON_TASKS = "tasks";
/** 类型字段 */
public final static String GTASK_JSON_TYPE = "type";
/** 类型：分组 */
public final static String GTASK_JSON_TYPE_GROUP = "GROUP";
/** 类型：任务 */
public final static String GTASK_JSON_TYPE_TASK = "TASK";
/** 用户字段 */
public final static String GTASK_JSON_USER = "user";
// ====== MIUI Notes 文件夹及元数据常量 ======
/** MIUI Notes 文件夹前缀 */
public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";
/** 默认文件夹名称 */
public final static String FOLDER_DEFAULT = "Default";
/** 通话记录文件夹名称 */
public final static String FOLDER_CALL_NOTE = "Call_Note";
/** 元数据文件夹名称 */
public final static String FOLDER_META = "METADATA";
/** 元数据头部：GTask ID */
public final static String META_HEAD_GTASK_ID = "meta_gid";
/** 元数据头部：Note ID */
public final static String META_HEAD_NOTE = "meta_note";
/** 元数据头部：Data ID */
public final static String META_HEAD_DATA = "meta_data";
/** 元数据备注名称（禁止更新和删除） */
public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";
}

221
MiNotes-master/app/src/main/java/net/micode/notes/tool/ResourceParser.java
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@ -22,158 +22,229 @@ import android.preference.PreferenceManager;
import net.micode.notes.R;
import net.micode.notes.ui.NotesPreferenceActivity;
/**
* 资源解析工具类 ResourceParser
*
* 提供笔记应用中背景色、字体大小等资源的常量定义及获取方法。
* 支持随机背景色、列表项背景、组件背景以及文本样式资源的获取。
*/
public class ResourceParser {
public static final int YELLOW = 0;
public static final int BLUE = 1;
public static final int WHITE = 2;
public static final int GREEN = 3;
public static final int RED = 4;
// ====== 笔记背景颜色常量 ======
public static final int YELLOW = 0; // 黄色
public static final int BLUE = 1; // 蓝色
public static final int WHITE = 2; // 白色
public static final int GREEN = 3; // 绿色
public static final int RED = 4; // 红色
// 默认背景颜色：黄色
public static final int BG_DEFAULT_COLOR = YELLOW;
public static final int TEXT_SMALL = 0;
public static final int TEXT_MEDIUM = 1;
public static final int TEXT_LARGE = 2;
public static final int TEXT_SUPER = 3;
// ====== 文本大小常量 ======
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：中号
public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;
/**
* NoteBgResources 嵌套类
*
* 提供编辑界面中笔记背景和标题背景的 drawable 资源获取方法。
*/
public static class NoteBgResources {
private final static int [] BG_EDIT_RESOURCES = new int [] {
R.drawable.edit_yellow,
R.drawable.edit_blue,
R.drawable.edit_white,
R.drawable.edit_green,
R.drawable.edit_red
// 编辑界面背景资源数组
private final static int[] BG_EDIT_RESOURCES = new int[] {
R.drawable.edit_yellow,
R.drawable.edit_blue,
R.drawable.edit_white,
R.drawable.edit_green,
R.drawable.edit_red
};
private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {
R.drawable.edit_title_yellow,
R.drawable.edit_title_blue,
R.drawable.edit_title_white,
R.drawable.edit_title_green,
R.drawable.edit_title_red
// 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,
R.drawable.edit_title_blue,
R.drawable.edit_title_white,
R.drawable.edit_title_green,
R.drawable.edit_title_red
};
/**
* 根据颜色 ID 获取笔记编辑背景资源
*/
public static int getNoteBgResource(int id) {
return BG_EDIT_RESOURCES[id];
}
/**
* 根据颜色 ID 获取笔记编辑标题背景资源
*/
public static int getNoteTitleBgResource(int id) {
return BG_EDIT_TITLE_RESOURCES[id];
}
}
/**
* 获取默认背景色 ID
*
* 如果用户开启随机背景色偏好，从随机范围中获取；
* 否则返回默认颜色常量。
*/
public static int getDefaultBgId(Context context) {
if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
boolean randomBg = PreferenceManager
.getDefaultSharedPreferences(context)
.getBoolean(NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false);
if (randomBg) {
// 随机选取一种背景色
return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
} else {
return BG_DEFAULT_COLOR;
}
}
/**
* NoteItemBgResources 嵌套类
*
* 提供笔记列表项不同状态（首、中、末、单独）的背景资源获取方法。
*/
public static class NoteItemBgResources {
private final static int [] BG_FIRST_RESOURCES = new int [] {
R.drawable.list_yellow_up,
R.drawable.list_blue_up,
R.drawable.list_white_up,
R.drawable.list_green_up,
R.drawable.list_red_up
private final static int[] BG_FIRST_RESOURCES = new int[] {
R.drawable.list_yellow_up,
R.drawable.list_blue_up,
R.drawable.list_white_up,
R.drawable.list_green_up,
R.drawable.list_red_up
};
private final static int [] BG_NORMAL_RESOURCES = new int [] {
R.drawable.list_yellow_middle,
R.drawable.list_blue_middle,
R.drawable.list_white_middle,
R.drawable.list_green_middle,
R.drawable.list_red_middle
private final static int[] BG_NORMAL_RESOURCES = new int[] {
R.drawable.list_yellow_middle,
R.drawable.list_blue_middle,
R.drawable.list_white_middle,
R.drawable.list_green_middle,
R.drawable.list_red_middle
};
private final static int [] BG_LAST_RESOURCES = new int [] {
R.drawable.list_yellow_down,
R.drawable.list_blue_down,
R.drawable.list_white_down,
R.drawable.list_green_down,
R.drawable.list_red_down,
private final static int[] BG_LAST_RESOURCES = new int[] {
R.drawable.list_yellow_down,
R.drawable.list_blue_down,
R.drawable.list_white_down,
R.drawable.list_green_down,
R.drawable.list_red_down,
};
private final static int [] BG_SINGLE_RESOURCES = new int [] {
R.drawable.list_yellow_single,
R.drawable.list_blue_single,
R.drawable.list_white_single,
R.drawable.list_green_single,
R.drawable.list_red_single
private final static int[] BG_SINGLE_RESOURCES = new int[] {
R.drawable.list_yellow_single,
R.drawable.list_blue_single,
R.drawable.list_white_single,
R.drawable.list_green_single,
R.drawable.list_red_single
};
/**
* 获取第一项背景资源
*/
public static int getNoteBgFirstRes(int id) {
return BG_FIRST_RESOURCES[id];
}
/**
* 获取普通项背景资源
*/
public static int getNoteBgNormalRes(int id) {
return BG_NORMAL_RESOURCES[id];
}
/**
* 获取末尾项背景资源
*/
public static int getNoteBgLastRes(int id) {
return BG_LAST_RESOURCES[id];
}
/**
* 获取单独一项背景资源
*/
public static int getNoteBgSingleRes(int id) {
return BG_SINGLE_RESOURCES[id];
}
public static int getNoteBgNormalRes(int id) {
return BG_NORMAL_RESOURCES[id];
}
/**
* 获取文件夹列表项背景资源
*/
public static int getFolderBgRes() {
return R.drawable.list_folder;
}
}
/**
* WidgetBgResources 嵌套类
*
* 提供 2x 和 4x 大小桌面组件背景资源获取方法。
*/
public static class WidgetBgResources {
private final static int [] BG_2X_RESOURCES = new int [] {
R.drawable.widget_2x_yellow,
R.drawable.widget_2x_blue,
R.drawable.widget_2x_white,
R.drawable.widget_2x_green,
R.drawable.widget_2x_red,
private final static int[] BG_2X_RESOURCES = new int[] {
R.drawable.widget_2x_yellow,
R.drawable.widget_2x_blue,
R.drawable.widget_2x_white,
R.drawable.widget_2x_green,
R.drawable.widget_2x_red,
};
/**
* 获取 2x 大小组件背景资源
*/
public static int getWidget2xBgResource(int id) {
return BG_2X_RESOURCES[id];
}
private final static int [] BG_4X_RESOURCES = new int [] {
R.drawable.widget_4x_yellow,
R.drawable.widget_4x_blue,
R.drawable.widget_4x_white,
R.drawable.widget_4x_green,
R.drawable.widget_4x_red
private final static int[] BG_4X_RESOURCES = new int[] {
R.drawable.widget_4x_yellow,
R.drawable.widget_4x_blue,
R.drawable.widget_4x_white,
R.drawable.widget_4x_green,
R.drawable.widget_4x_red
};
/**
* 获取 4x 大小组件背景资源
*/
public static int getWidget4xBgResource(int id) {
return BG_4X_RESOURCES[id];
}
}
/**
* TextAppearanceResources 嵌套类
*
* 提供文本样式（字体大小）资源获取方法，并包含边界检查逻辑。
*/
public static class TextAppearanceResources {
private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {
R.style.TextAppearanceNormal,
R.style.TextAppearanceMedium,
R.style.TextAppearanceLarge,
R.style.TextAppearanceSuper
// 文本样式资源数组
private final static int[] TEXTAPPEARANCE_RESOURCES = new int[] {
R.style.TextAppearanceNormal,
R.style.TextAppearanceMedium,
R.style.TextAppearanceLarge,
R.style.TextAppearanceSuper
};
/**
* 根据文本大小 ID 获取对应的样式资源，超过范围时返回默认字体大小样式
*/
public static int getTexAppearanceResource(int id) {
/**
* HACKME: Fix bug of store the resource id in shared preference.
* The id may larger than the length of resources, in this case,
* return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE}
*/
if (id >= TEXTAPPEARANCE_RESOURCES.length) {
return BG_DEFAULT_FONT_SIZE;
// 避免 sharedPreference 中存储的 ID 越界
if (id < 0 || id >= TEXTAPPEARANCE_RESOURCES.length) {
return TEXTAPPEARANCE_RESOURCES[BG_DEFAULT_FONT_SIZE];
}
return TEXTAPPEARANCE_RESOURCES[id];
}
/**
* 获取可用文本样式资源数量
*/
public static int getResourcesSize() {
return TEXTAPPEARANCE_RESOURCES.length;
}

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