diff --git a/src%2Fmain%2Fjava%2Fnet%2Fmicode%2Fnotes%2Fmodel/WorkingNote.java b/src%2Fmain%2Fjava%2Fnet%2Fmicode%2Fnotes%2Fmodel/WorkingNote.java deleted file mode 100644 index 6fa818c..0000000 --- a/src%2Fmain%2Fjava%2Fnet%2Fmicode%2Fnotes%2Fmodel/WorkingNote.java +++ /dev/null @@ -1,390 +0,0 @@ -/* - * 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; - - -public class WorkingNote { - // Note for the working note - //这个在Note里面定义了Note类的基本类型 - private Note mNote; - // Note Id - private long mNoteId; - // Note content - private String mContent; - // Note mode - private int mMode; - - private long mAlertDate; -//最后的修改日期 - private long mModifiedDate; -//定义的颜色的ID - private int mBgColorId; -//定义了一个int类型，用来定位到哪一个小组件被使用 - private int mWidgetId; -//定义了一个int类型，用来区分使用了什么类型的小组件 - private int mWidgetType; -//用来定位便签放在哪个文件夹 - private long mFolderId; - - private Context mContext; -//定义为静态变量，保证不能再被更改。防止数据出现异常 - private static final String TAG = "WorkingNote"; -//定义一个布尔变量，用来保存是否要被删除。通过查看用法，发现在后面保存|修改的时候要进行判断。 - private boolean mIsDeleted; -//后面定义的，暂时还不知道是啥，貌似是个接口 - private NoteSettingChangedListener mNoteSettingStatusListener; -//定义一个数组，保存DataColumn数组当中的一些列变量。关于DataColumn的注解我写在了定义处。 -//之所以用一个字符串数组来调用DataColumn接口，是为了“方便在进行数据库操作时可以一次性指定需要查询的列”？ - //不过他只在定义cursor的时候调用了就是了。 - public static final String[] DATA_PROJECTION = new String[] { - DataColumns.ID,//在Note里面定义一个接口类型 - DataColumns.CONTENT, - DataColumns.MIME_TYPE, - DataColumns.DATA1, - DataColumns.DATA2, - DataColumns.DATA3, - DataColumns.DATA4, - }; -//这里的用法基本同上方，不过这些接口最后使用在数据库中 - 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 - }; - /** - * 定义了一系列的基础值。 - */ - 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; - - // New note construct - //初始化一个新的操作的Note - private WorkingNote(Context context, long folderId) { - mContext = context; - mAlertDate = 0;//这里为什么是0还存疑 - mModifiedDate = System.currentTimeMillis();//获取系统时间，保存给最后修改时间 - mFolderId = folderId; - mNote = new Note(); - mNoteId = 0; - mIsDeleted = false; - mMode = 0; - mWidgetType = Notes.TYPE_WIDGET_INVALIDE; - } - //由于传入了noteId,所以是对一个已经存在的便签进行操作。 - //由于一些基本的已经定义，所以传入的变量很少。 - // Existing note construct - private WorkingNote(Context context, long noteId, long folderId) { - mContext = context; - mNoteId = noteId; - mFolderId = folderId; - mIsDeleted = false; - mNote = new Note(); - loadNote(); - } - - private void loadNote() { - //定义一个cursor游标，用来操作数据。这里传入了很多量，如URI、Id、和来自Projection的一系列。 - Cursor cursor = mContext.getContentResolver().query( - ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null, - null, null); - //设置一个cursor，按行提取各种信息，保存到对应的变量中 - 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(); - } - //基本同上一个函数。值得注意的是这里对数据进行了筛选（通过selection）,还对MIME进行了判断后加载 - 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); - } - } -//简单的初始化函数，一会看一下用法 - 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; - } - - public static WorkingNote load(Context context, long id) { - return new WorkingNote(context, id, 0); - } -//这里涉及了多线程的操作。 - 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; - } - } -//由于没有这个便签，所以报错，并返回false - - mNote.syncNote(mContext, mNoteId);//这一行是同步信息的操作 - - /** - * Update widget content if there exist any widget of this note - */ - //对小组件的各种属性进行判断，来确定是否有组件，进行保存 - if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID - && mWidgetType != Notes.TYPE_WIDGET_INVALIDE - && mNoteSettingStatusListener != null) { - mNoteSettingStatusListener.onWidgetChanged(); - } - return true; - } else { - return false; - } - } - - /** - * 以下定义、封装了一系列的实用函数，用于一些私有量的设置与判断 - * - */ - public boolean existInDatabase() { - return mNoteId > 0; - } - - private boolean isWorthSaving() { - if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent)) - || (existInDatabase() && !mNote.isLocalModified())) { - return false; - } else { - return true; - } - } -//这个变量设置是用来记录状态设定是否有发生过更改。 - public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) { - mNoteSettingStatusListener = l; - } - - 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); - } - } - - public void markDeleted(boolean mark) { - mIsDeleted = mark; - if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID - && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) { - mNoteSettingStatusListener.onWidgetChanged(); - } - } - - public void setBgColorId(int id) { - if (id != mBgColorId) { - mBgColorId = id; - if (mNoteSettingStatusListener != null) { - mNoteSettingStatusListener.onBackgroundColorChanged(); - } - mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id)); - } - } -//在EditActivities中使用，用来设定在list时的状态 - public void setCheckListMode(int mode) { - if (mMode != mode) { - if (mNoteSettingStatusListener != null) { - mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode); - } - mMode = mode; - mNote.setTextData(TextNote.MODE, String.valueOf(mMode)); - } - } - - public void setWidgetType(int type) { - if (type != mWidgetType) { - mWidgetType = type; - mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType)); - } - } - - public void setWidgetId(int id) { - if (id != mWidgetId) { - mWidgetId = id; - mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId)); - } - } - - public void setWorkingText(String text) { - if (!TextUtils.equals(mContent, text)) { - mContent = text; - mNote.setTextData(DataColumns.CONTENT, mContent); - } - } - - /** - * 从这里一直向上大概的都是一些设置状态的函数。 - * 原因是设置的私有量，保证数据的可靠性 - * 具体使用在onOptionsItemSelected NoteEditActivities类，中调用 - */ - - - //这里的callNote我没有搞懂 - 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)); - } - - public boolean hasClockAlert() { - return (mAlertDate > 0 ? true : false); - } - - public String getContent() { - return mContent; - } - - public long getAlertDate() { - return mAlertDate; - } - - public long getModifiedDate() { - return mModifiedDate; - } - - public int getBgColorResId() { - return NoteBgResources.getNoteBgResource(mBgColorId); - } - - public int getBgColorId() { - return mBgColorId; - } - - public int getTitleBgResId() { - return NoteBgResources.getNoteTitleBgResource(mBgColorId); - } - - public int getCheckListMode() { - return mMode; - } - - public long getNoteId() { - return mNoteId; - } - - public long getFolderId() { - return mFolderId; - } - - public int getWidgetId() { - return mWidgetId; - } - - public int getWidgetType() { - return mWidgetType; - } -//声明了一个接口，具体都在EditActivies中进行实现。主要是一个监听（listener），来设置各个量的改变 - public interface NoteSettingChangedListener { - /** - * Called when the background color of current note has just changed - */ - void onBackgroundColorChanged(); - - /** - * Called when user set clock - */ - void onClockAlertChanged(long date, boolean set); - - /** - * Call when user create note from widget - */ - void onWidgetChanged(); - - /** - * Call when switch between check list mode and normal mode - * @param oldMode is previous mode before change - * @param newMode is new mode - */ - void onCheckListModeChanged(int oldMode, int newMode); - } -} diff --git a/src/main/java/net/micode/notes/model/WorkingNote.java b/src/main/java/net/micode/notes/model/WorkingNote.java index be081e4..6fa818c 100644 --- a/src/main/java/net/micode/notes/model/WorkingNote.java +++ b/src/main/java/net/micode/notes/model/WorkingNote.java @@ -34,6 +34,7 @@ import net.micode.notes.tool.ResourceParser.NoteBgResources; public class WorkingNote { // Note for the working note + //这个在Note里面定义了Note类的基本类型 private Note mNote; // Note Id private long mNoteId; @@ -43,27 +44,29 @@ public class WorkingNote { private int mMode; private long mAlertDate; - +//最后的修改日期 private long mModifiedDate; - +//定义的颜色的ID private int mBgColorId; - +//定义了一个int类型，用来定位到哪一个小组件被使用 private int mWidgetId; - +//定义了一个int类型，用来区分使用了什么类型的小组件 private int mWidgetType; - +//用来定位便签放在哪个文件夹 private long mFolderId; private Context mContext; - +//定义为静态变量，保证不能再被更改。防止数据出现异常 private static final String TAG = "WorkingNote"; - +//定义一个布尔变量，用来保存是否要被删除。通过查看用法，发现在后面保存|修改的时候要进行判断。 private boolean mIsDeleted; - +//后面定义的，暂时还不知道是啥，貌似是个接口 private NoteSettingChangedListener mNoteSettingStatusListener; - +//定义一个数组，保存DataColumn数组当中的一些列变量。关于DataColumn的注解我写在了定义处。 +//之所以用一个字符串数组来调用DataColumn接口，是为了“方便在进行数据库操作时可以一次性指定需要查询的列”？ + //不过他只在定义cursor的时候调用了就是了。 public static final String[] DATA_PROJECTION = new String[] { - DataColumns.ID, + DataColumns.ID,//在Note里面定义一个接口类型 DataColumns.CONTENT, DataColumns.MIME_TYPE, DataColumns.DATA1, @@ -71,7 +74,7 @@ public class WorkingNote { DataColumns.DATA3, DataColumns.DATA4, }; - +//这里的用法基本同上方，不过这些接口最后使用在数据库中 public static final String[] NOTE_PROJECTION = new String[] { NoteColumns.PARENT_ID, NoteColumns.ALERTED_DATE, @@ -80,7 +83,9 @@ public class WorkingNote { NoteColumns.WIDGET_TYPE, NoteColumns.MODIFIED_DATE }; - + /** + * 定义了一系列的基础值。 + */ private static final int DATA_ID_COLUMN = 0; private static final int DATA_CONTENT_COLUMN = 1; @@ -102,10 +107,11 @@ public class WorkingNote { private static final int NOTE_MODIFIED_DATE_COLUMN = 5; // New note construct + //初始化一个新的操作的Note private WorkingNote(Context context, long folderId) { mContext = context; - mAlertDate = 0; - mModifiedDate = System.currentTimeMillis(); + mAlertDate = 0;//这里为什么是0还存疑 + mModifiedDate = System.currentTimeMillis();//获取系统时间，保存给最后修改时间 mFolderId = folderId; mNote = new Note(); mNoteId = 0; @@ -113,7 +119,8 @@ public class WorkingNote { mMode = 0; mWidgetType = Notes.TYPE_WIDGET_INVALIDE; } - + //由于传入了noteId,所以是对一个已经存在的便签进行操作。 + //由于一些基本的已经定义，所以传入的变量很少。 // Existing note construct private WorkingNote(Context context, long noteId, long folderId) { mContext = context; @@ -125,10 +132,11 @@ public class WorkingNote { } private void loadNote() { + //定义一个cursor游标，用来操作数据。这里传入了很多量，如URI、Id、和来自Projection的一系列。 Cursor cursor = mContext.getContentResolver().query( ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null, null, null); - + //设置一个cursor，按行提取各种信息，保存到对应的变量中 if (cursor != null) { if (cursor.moveToFirst()) { mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN); @@ -145,7 +153,7 @@ public class WorkingNote { } loadNoteData(); } - + //基本同上一个函数。值得注意的是这里对数据进行了筛选（通过selection）,还对MIME进行了判断后加载 private void loadNoteData() { Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] { @@ -173,7 +181,7 @@ public class WorkingNote { throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId); } } - +//简单的初始化函数，一会看一下用法 public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId, int widgetType, int defaultBgColorId) { WorkingNote note = new WorkingNote(context, folderId); @@ -186,7 +194,7 @@ public class WorkingNote { public static WorkingNote load(Context context, long id) { return new WorkingNote(context, id, 0); } - +//这里涉及了多线程的操作。 public synchronized boolean saveNote() { if (isWorthSaving()) { if (!existInDatabase()) { @@ -195,12 +203,14 @@ public class WorkingNote { return false; } } +//由于没有这个便签，所以报错，并返回false - mNote.syncNote(mContext, mNoteId); + mNote.syncNote(mContext, mNoteId);//这一行是同步信息的操作 /** * Update widget content if there exist any widget of this note */ + //对小组件的各种属性进行判断，来确定是否有组件，进行保存 if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) { @@ -212,6 +222,10 @@ public class WorkingNote { } } + /** + * 以下定义、封装了一系列的实用函数，用于一些私有量的设置与判断 + * + */ public boolean existInDatabase() { return mNoteId > 0; } @@ -224,7 +238,7 @@ public class WorkingNote { return true; } } - +//这个变量设置是用来记录状态设定是否有发生过更改。 public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) { mNoteSettingStatusListener = l; } @@ -256,7 +270,7 @@ public class WorkingNote { mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id)); } } - +//在EditActivities中使用，用来设定在list时的状态 public void setCheckListMode(int mode) { if (mMode != mode) { if (mNoteSettingStatusListener != null) { @@ -288,6 +302,14 @@ public class WorkingNote { } } + /** + * 从这里一直向上大概的都是一些设置状态的函数。 + * 原因是设置的私有量，保证数据的可靠性 + * 具体使用在onOptionsItemSelected NoteEditActivities类，中调用 + */ + + + //这里的callNote我没有搞懂 public void convertToCallNote(String phoneNumber, long callDate) { mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate)); mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber); @@ -341,7 +363,7 @@ public class WorkingNote { public int getWidgetType() { return mWidgetType; } - +//声明了一个接口，具体都在EditActivies中进行实现。主要是一个监听（listener），来设置各个量的改变 public interface NoteSettingChangedListener { /** * Called when the background color of current note has just changed