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yangyixin 3 months ago
parent 1d87846f4f
commit 895864363c
1 changed files with 215 additions and 55 deletions
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src/model/WorkingNote.java
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@ -1,19 +1,3 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.micode.notes.model;
import android.appwidget.AppWidgetManager;
@ -31,37 +15,42 @@ import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.Notes.TextNote;
import net.micode.notes.tool.ResourceParser.NoteBgResources;
/**
* WorkingNote类用于管理笔记的创建、加载和保存操作，提供了对笔记属性的访问和修改功能
* 支持普通笔记和通话记录笔记两种类型
* 维护笔记的各种状态，包括内容、背景色、提醒时间、小部件信息等
*/
public class WorkingNote {
// Note for the working note
// 基础笔记对象
private Note mNote;
// Note Id
// 笔记ID
private long mNoteId;
// Note content
// 笔记内容
private String mContent;
// Note mode
// 笔记模式（普通文本或待办列表）
private int mMode;
// 提醒日期
private long mAlertDate;
// 修改日期
private long mModifiedDate;
// 背景颜色ID
private int mBgColorId;
// 小部件ID
private int mWidgetId;
// 小部件类型
private int mWidgetType;
// 文件夹ID
private long mFolderId;
// 应用上下文
private Context mContext;
// 日志标签
private static final String TAG = "WorkingNote";
// 删除标记
private boolean mIsDeleted;
// 设置变更监听器
private NoteSettingChangedListener mNoteSettingStatusListener;
// 查询数据列的投影
public static final String[] DATA_PROJECTION = new String[] {
DataColumns.ID,
DataColumns.CONTENT,
@ -72,6 +61,7 @@ public class WorkingNote {
DataColumns.DATA4,
};
// 查询笔记列的投影
public static final String[] NOTE_PROJECTION = new String[] {
NoteColumns.PARENT_ID,
NoteColumns.ALERTED_DATE,
@ -81,27 +71,26 @@ public class WorkingNote {
NoteColumns.MODIFIED_DATE
};
// 数据列索引常量
private static final int DATA_ID_COLUMN = 0;
private static final int DATA_CONTENT_COLUMN = 1;
private static final int DATA_MIME_TYPE_COLUMN = 2;
private static final int DATA_MODE_COLUMN = 3;
// 笔记列索引常量
private static final int NOTE_PARENT_ID_COLUMN = 0;
private static final int NOTE_ALERTED_DATE_COLUMN = 1;
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
private static final int NOTE_WIDGET_ID_COLUMN = 3;
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
// New note construct
/**
* 私有构造函数，用于创建新笔记
*
* @param context 应用上下文
* @param folderId 文件夹ID
*/
private WorkingNote(Context context, long folderId) {
mContext = context;
mAlertDate = 0;
@ -114,7 +103,13 @@ public class WorkingNote {
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
}
// Existing note construct
/**
* 私有构造函数，用于加载现有笔记
*
* @param context 应用上下文
* @param noteId 笔记ID
* @param folderId 文件夹ID
*/
private WorkingNote(Context context, long noteId, long folderId) {
mContext = context;
mNoteId = noteId;
@ -124,13 +119,18 @@ public class WorkingNote {
loadNote();
}
/**
* 从数据库加载笔记信息
*/
private void loadNote() {
// 查询笔记基本信息
Cursor cursor = mContext.getContentResolver().query(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
null, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
// 读取笔记属性
mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
@ -140,13 +140,18 @@ public class WorkingNote {
}
cursor.close();
} else {
Log.e(TAG, "No note with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
Log.e(TAG, "未找到ID为" + mNoteId + "的笔记");
throw new IllegalArgumentException("无法找到ID为" + mNoteId + "的笔记");
}
// 加载笔记数据
loadNoteData();
}
/**
* 从数据库加载笔记数据（内容和类型）
*/
private void loadNoteData() {
// 查询笔记数据信息
Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
DataColumns.NOTE_ID + "=?", new String[] {
String.valueOf(mNoteId)
@ -154,26 +159,39 @@ public class WorkingNote {
if (cursor != null) {
if (cursor.moveToFirst()) {
// 读取笔记数据
do {
String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
if (DataConstants.NOTE.equals(type)) {
// 文本笔记数据
mContent = cursor.getString(DATA_CONTENT_COLUMN);
mMode = cursor.getInt(DATA_MODE_COLUMN);
mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
} else if (DataConstants.CALL_NOTE.equals(type)) {
// 通话记录数据
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
} else {
Log.d(TAG, "Wrong note type with type:" + type);
Log.d(TAG, "未知的笔记类型:" + type);
}
} while (cursor.moveToNext());
}
cursor.close();
} else {
Log.e(TAG, "No data with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
Log.e(TAG, "未找到ID为" + mNoteId + "的笔记数据");
throw new IllegalArgumentException("无法找到ID为" + mNoteId + "的笔记数据");
}
}
/**
* 创建一个空笔记
*
* @param context 应用上下文
* @param folderId 文件夹ID
* @param widgetId 小部件ID
* @param widgetType 小部件类型
* @param defaultBgColorId 默认背景色ID
* @return 新创建的WorkingNote对象
*/
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
int widgetType, int defaultBgColorId) {
WorkingNote note = new WorkingNote(context, folderId);
@ -183,23 +201,37 @@ public class WorkingNote {
return note;
}
/**
* 从数据库加载指定ID的笔记
*
* @param context 应用上下文
* @param id 笔记ID
* @return 加载的WorkingNote对象
*/
public static WorkingNote load(Context context, long id) {
return new WorkingNote(context, id, 0);
}
/**
* 同步保存笔记到数据库
*
* @return 保存成功返回true，失败返回false
*/
public synchronized boolean saveNote() {
if (isWorthSaving()) {
if (!existInDatabase()) {
// 创建新笔记ID
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
Log.e(TAG, "Create new note fail with id:" + mNoteId);
Log.e(TAG, "创建新笔记失败，ID为:" + mNoteId);
return false;
}
}
// 同步笔记到数据库
mNote.syncNote(mContext, mNoteId);
/**
* Update widget content if there exist any widget of this note
* 如果笔记关联了小部件，更新小部件内容
*/
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE
@ -212,10 +244,24 @@ public class WorkingNote {
}
}
/**
* 检查笔记是否已存在于数据库中
*
* @return 存在返回true，否则返回false
*/
public boolean existInDatabase() {
return mNoteId > 0;
}
/**
* 判断笔记是否值得保存
* 以下情况不值得保存：
* 1. 笔记已被标记为删除
* 2. 新笔记且内容为空
* 3. 已存在的笔记但没有修改
*
* @return 值得保存返回true，否则返回false
*/
private boolean isWorthSaving() {
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
|| (existInDatabase() && !mNote.isLocalModified())) {
@ -225,10 +271,21 @@ public class WorkingNote {
}
}
/**
* 设置笔记设置变更监听器
*
* @param l 监听器对象
*/
public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
mNoteSettingStatusListener = l;
}
/**
* 设置提醒日期
*
* @param date 提醒日期时间戳
* @param set 是否设置提醒
*/
public void setAlertDate(long date, boolean set) {
if (date != mAlertDate) {
mAlertDate = date;
@ -239,6 +296,11 @@ public class WorkingNote {
}
}
/**
* 标记笔记为已删除或未删除
*
* @param mark true表示标记为删除，false表示未删除
*/
public void markDeleted(boolean mark) {
mIsDeleted = mark;
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
@ -247,6 +309,11 @@ public class WorkingNote {
}
}
/**
* 设置笔记背景色
*
* @param id 背景色ID
*/
public void setBgColorId(int id) {
if (id != mBgColorId) {
mBgColorId = id;
@ -257,6 +324,11 @@ public class WorkingNote {
}
}
/**
* 设置笔记模式（普通文本或待办列表）
*
* @param mode 模式值
*/
public void setCheckListMode(int mode) {
if (mMode != mode) {
if (mNoteSettingStatusListener != null) {
@ -267,6 +339,11 @@ public class WorkingNote {
}
}
/**
* 设置小部件类型
*
* @param type 小部件类型
*/
public void setWidgetType(int type) {
if (type != mWidgetType) {
mWidgetType = type;
@ -274,6 +351,11 @@ public class WorkingNote {
}
}
/**
* 设置小部件ID
*
* @param id 小部件ID
*/
public void setWidgetId(int id) {
if (id != mWidgetId) {
mWidgetId = id;
@ -281,6 +363,11 @@ public class WorkingNote {
}
}
/**
* 设置笔记文本内容
*
* @param text 文本内容
*/
public void setWorkingText(String text) {
if (!TextUtils.equals(mContent, text)) {
mContent = text;
@ -288,80 +375,153 @@ public class WorkingNote {
}
}
/**
* 将笔记转换为通话记录笔记
*
* @param phoneNumber 电话号码
* @param callDate 通话日期
*/
public void convertToCallNote(String phoneNumber, long callDate) {
mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
}
/**
* 检查笔记是否设置了提醒
*
* @return 设置了提醒返回true，否则返回false
*/
public boolean hasClockAlert() {
return (mAlertDate > 0 ? true : false);
}
/**
* 获取笔记内容
*
* @return 笔记内容字符串
*/
public String getContent() {
return mContent;
}
/**
* 获取提醒日期
*
* @return 提醒日期时间戳
*/
public long getAlertDate() {
return mAlertDate;
}
/**
* 获取修改日期
*
* @return 修改日期时间戳
*/
public long getModifiedDate() {
return mModifiedDate;
}
/**
* 获取背景色资源ID
*
* @return 背景色资源ID
*/
public int getBgColorResId() {
return NoteBgResources.getNoteBgResource(mBgColorId);
}
/**
* 获取背景色ID
*
* @return 背景色ID
*/
public int getBgColorId() {
return mBgColorId;
}
/**
* 获取标题背景资源ID
*
* @return 标题背景资源ID
*/
public int getTitleBgResId() {
return NoteBgResources.getNoteTitleBgResource(mBgColorId);
}
/**
* 获取笔记模式
*
* @return 笔记模式值
*/
public int getCheckListMode() {
return mMode;
}
/**
* 获取笔记ID
*
* @return 笔记ID
*/
public long getNoteId() {
return mNoteId;
}
/**
* 获取文件夹ID
*
* @return 文件夹ID
*/
public long getFolderId() {
return mFolderId;
}
/**
* 获取小部件ID
*
* @return 小部件ID
*/
public int getWidgetId() {
return mWidgetId;
}
/**
* 获取小部件类型
*
* @return 小部件类型
*/
public int getWidgetType() {
return mWidgetType;
}
/**
* 笔记设置变更监听器接口
*/
public interface NoteSettingChangedListener {
/**
* Called when the background color of current note has just changed
* 当笔记背景色改变时调用
*/
void onBackgroundColorChanged();
/**
* Called when user set clock
* 当用户设置或取消提醒时调用
*
* @param date 提醒日期
* @param set 是否设置提醒
*/
void onClockAlertChanged(long date, boolean set);
/**
* Call when user create note from widget
* 当从小部件创建笔记时调用
*/
void onWidgetChanged();
/**
* Call when switch between check list mode and normal mode
* @param oldMode is previous mode before change
* @param newMode is new mode
* 当在待办列表模式和普通模式之间切换时调用
*
* @param oldMode 切换前的模式
* @param newMode 切换后的模式
*/
void onCheckListModeChanged(int oldMode, int newMode);
}

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