You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
zuoye/src/net/micode/notes/model/WorkingNote.java

375 lines
12 KiB

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.micode.notes.model;
import android.appwidget.AppWidgetManager;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.CallNote;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.Notes.TextNote;
import net.micode.notes.tool.ResourceParser.NoteBgResources;
/**
* WorkingNote类用于表示“工作中的笔记”它包含笔记的基本信息、内容、模式等并负责与数据库中的数据进行交互。
*/
public class WorkingNote {
// 笔记实例
private Note mNote;
// 笔记ID
private long mNoteId;
// 笔记内容
private String mContent;
// 笔记模式(例如普通笔记或检查清单)
private int mMode;
// 提醒时间
private long mAlertDate;
// 笔记修改时间
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;
// 笔记所属文件夹ID
private long mFolderId;
// 应用上下文
private Context mContext;
// 日志标签
private static final String TAG = "WorkingNote";
// 笔记是否已删除标志
private boolean mIsDeleted;
// 笔记设置变化的监听器
private NoteSettingChangedListener mNoteSettingStatusListener;
// 数据库查询的列
public static final String[] DATA_PROJECTION = new String[] {
DataColumns.ID,
DataColumns.CONTENT,
DataColumns.MIME_TYPE,
DataColumns.DATA1,
DataColumns.DATA2,
DataColumns.DATA3,
DataColumns.DATA4,
};
public static final String[] NOTE_PROJECTION = new String[] {
NoteColumns.PARENT_ID,
NoteColumns.ALERTED_DATE,
NoteColumns.BG_COLOR_ID,
NoteColumns.WIDGET_ID,
NoteColumns.WIDGET_TYPE,
NoteColumns.MODIFIED_DATE
};
// 数据列的索引
private static final int DATA_ID_COLUMN = 0;
private static final int DATA_CONTENT_COLUMN = 1;
private static final int DATA_MIME_TYPE_COLUMN = 2;
private static final int DATA_MODE_COLUMN = 3;
private static final int NOTE_PARENT_ID_COLUMN = 0;
private static final int NOTE_ALERTED_DATE_COLUMN = 1;
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
private static final int NOTE_WIDGET_ID_COLUMN = 3;
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
// 构造器:创建一个新的空白工作笔记
private WorkingNote(Context context, long folderId) {
mContext = context;
mAlertDate = 0;
mModifiedDate = System.currentTimeMillis();
mFolderId = folderId;
mNote = new Note();
mNoteId = 0;
mIsDeleted = false;
mMode = 0;
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
}
// 构造器:加载一个已有的工作笔记
private WorkingNote(Context context, long noteId, long folderId) {
mContext = context;
mNoteId = noteId;
mFolderId = folderId;
mIsDeleted = false;
mNote = new Note();
loadNote(); // 加载笔记的基本信息
}
// 加载笔记的基本信息
private void loadNote() {
Cursor cursor = mContext.getContentResolver().query(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
null, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN);
mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN);
mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
}
cursor.close();
} else {
Log.e(TAG, "No note with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
}
loadNoteData(); // 加载笔记的具体数据(文本或通话记录等)
}
// 加载笔记的具体数据
private void loadNoteData() {
Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
DataColumns.NOTE_ID + "=?", new String[] {
String.valueOf(mNoteId)
}, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
do {
String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
if (DataConstants.NOTE.equals(type)) {
mContent = cursor.getString(DATA_CONTENT_COLUMN);
mMode = cursor.getInt(DATA_MODE_COLUMN);
mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
} else if (DataConstants.CALL_NOTE.equals(type)) {
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
} else {
Log.d(TAG, "Wrong note type with type:" + type);
}
} while (cursor.moveToNext());
}
cursor.close();
} else {
Log.e(TAG, "No data with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
}
}
// 创建一个新的空白工作笔记
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
int widgetType, int defaultBgColorId) {
WorkingNote note = new WorkingNote(context, folderId);
note.setBgColorId(defaultBgColorId);
note.setWidgetId(widgetId);
note.setWidgetType(widgetType);
return note;
}
// 加载一个已存在的工作笔记
public static WorkingNote load(Context context, long id) {
return new WorkingNote(context, id, 0);
}
// 保存笔记
public synchronized boolean saveNote() {
if (isWorthSaving()) {
if (!existInDatabase()) {
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
Log.e(TAG, "Create new note fail with id:" + mNoteId);
return false;
}
}
mNote.syncNote(mContext, mNoteId); // 同步笔记内容
// 如果存在小部件与此笔记关联,更新小部件的内容
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE
&& mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onWidgetChanged();
}
return true;
} else {
return false;
}
}
// 检查笔记是否存在于数据库中
public boolean existInDatabase() {
return mNoteId > 0;
}
// 判断笔记是否值得保存
private boolean isWorthSaving() {
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
|| (existInDatabase() && !mNote.isLocalModified())) {
return false;
} else {
return true;
}
}
// 设置笔记设置变化的监听器
public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
mNoteSettingStatusListener = l;
}
// 设置提醒时间
public void setAlertDate(long date, boolean set) {
if (date != mAlertDate) {
mAlertDate = date;
mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate));
}
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onClockAlertChanged(date, set);
}
}
// 标记笔记为删除或未删除
public void markDeleted(boolean mark) {
mIsDeleted = mark;
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onWidgetChanged();
}
}
// 设置背景颜色ID
public void setBgColorId(int id) {
if (id != mBgColorId) {
mBgColorId = id;
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onBackgroundColorChanged();
}
mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
}
}
// 设置检查清单模式
public void setCheckListMode(int mode) {
if (mMode != mode) {
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode);
}
mMode = mode;
mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
}
}
// 设置小部件类型
public void setWidgetType(int type) {
if (type != mWidgetType) {
mWidgetType = type;
mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
}
}
// 设置小部件ID
public void setWidgetId(int id) {
if (id != mWidgetId) {
mWidgetId = id;
mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
}
}
// 设置笔记文本
public void setWorkingText(String text) {
if (!TextUtils.equals(mContent, text)) {
mContent = text;
mNote.setTextData(DataColumns.CONTENT, mContent);
}
}
// 将笔记转换为通话记录笔记
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));
}
// 判断是否有提醒
public boolean hasClockAlert() {
return (mAlertDate > 0);
}
// 获取笔记内容
public String getContent() {
return mContent;
}
// 获取提醒时间
public long getAlertDate() {
return mAlertDate;
}
// 获取笔记的修改时间
public long getModifiedDate() {
return mModifiedDate;
}
// 获取笔记的背景颜色资源ID
public int getBgColorResId() {
return NoteBgResources.getNoteBgResource(mBgColorId);
}
// 获取笔记的背景颜色ID
public int getBgColorId() {
return mBgColorId;
}
// 获取笔记标题的背景颜色资源ID
public int getTitleBgResId() {
return NoteBgResources.getNoteTitleBgResource(mBgColorId);
}
// 获取检查清单模式
public int getCheckListMode() {
return mMode;
}
// 获取笔记ID
public long getNoteId() {
return mNoteId;
}
// 获取笔记所在文件夹ID
public long getFolderId() {
return mFolderId;
}
// 获取小部件ID
public int getWidgetId() {
return mWidgetId;
}
// 获取小部件类型
public int getWidgetType() {
return mWidgetType;
}
// 笔记设置变化监听器接口
public interface NoteSettingChangedListener {
void onBackgroundColorChanged(); // 当背景颜色变化时调用
void onClockAlertChanged(long date, boolean set); // 当提醒时间变化时调用
void onWidgetChanged(); // 当小部件变化时调用
void onCheckListModeChanged(int oldMode, int newMode); // 当切换模式时调用
}
}