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更新ui包注释

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陈星宇
flacko 11 months ago
parent ca6d98f082
commit f1dac715f2
23 changed files with 933 additions and 543 deletions
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src/Notes-master3/app/src/main/java/net/micode/notes/ui/AlarmAlertActivity.java
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@ -20,14 +20,14 @@ import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.DialogInterface.OnDismissListener;
import android.content.DialogInterface.OnClickListener;//监听事件功能，点击就会实现相应功能
import android.content.DialogInterface.OnDismissListener;//该方法将在关闭对话框时调用
import android.content.Intent;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Bundle;//用于传递数据
import android.os.PowerManager;
import android.provider.Settings;
import android.view.Window;
@ -39,7 +39,9 @@ import net.micode.notes.tool.DataUtils;
import java.io.IOException;
/**
* 功能：实现闹铃提醒界面
*/
public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
private long mNoteId;
private String mSnippet;
@ -54,6 +56,9 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
final Window win = getWindow();
win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
/*
判断闹钟启动时屏幕是否点亮，若未点亮，激活闹钟时开启手机屏幕
*/
if (!isScreenOn()) {
win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
@ -76,21 +81,23 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
mPlayer = new MediaPlayer();
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
showActionDialog();
playAlarmSound();
showActionDialog();//弹出对话框
playAlarmSound();//闹钟提示音触发
} else {
finish();
finish();//完成闹钟动作
}
}
/*判断屏幕是否处于锁定状态 */
private boolean isScreenOn() {
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
return pm.isScreenOn();
}
/*播放闹钟提示音 */
private void playAlarmSound() {
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
//调用系统铃声管理获得闹钟提示音
int silentModeStreams = Settings.System.getInt(getContentResolver(),
Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
@ -100,10 +107,10 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
}
try {
mPlayer.setDataSource(this, url);
mPlayer.setDataSource(this, url);//设置铃声数据来源
mPlayer.prepare();
mPlayer.setLooping(true);
mPlayer.start();
mPlayer.setLooping(true);//循环播放
mPlayer.start();//开始播放
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
@ -116,20 +123,23 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}//异常处理
}
/*设置对话框 */
private void showActionDialog() {
AlertDialog.Builder dialog = new AlertDialog.Builder(this);
dialog.setTitle(R.string.app_name);
dialog.setMessage(mSnippet);
dialog.setPositiveButton(R.string.notealert_ok, this);
dialog.setTitle(R.string.app_name);//对话框标题
dialog.setMessage(mSnippet);//对话框内容
dialog.setPositiveButton(R.string.notealert_ok, this);//“是”按钮
//“否”按钮
if (isScreenOn()) {
dialog.setNegativeButton(R.string.notealert_enter, this);
}
dialog.show().setOnDismissListener(this);
}
/*判断点击操作 */
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case DialogInterface.BUTTON_NEGATIVE:
@ -143,11 +153,13 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
}
}
/*忽略闹钟*/
public void onDismiss(DialogInterface dialog) {
stopAlarmSound();
stopAlarmSound();/*停止播放 */
finish();
}
/*停止播放 */
private void stopAlarmSound() {
if (mPlayer != null) {
mPlayer.stop();

8
src/Notes-master3/app/src/main/java/net/micode/notes/ui/AlarmInitReceiver.java
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@ -27,9 +27,12 @@ import android.database.Cursor;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
* 功能：闹铃提醒启动消息接收器
*/
public class AlarmInitReceiver extends BroadcastReceiver {
/*操作数据库调用ID与闹钟时间 */
private static final String [] PROJECTION = new String [] {
NoteColumns.ID,
NoteColumns.ALERTED_DATE
@ -39,6 +42,7 @@ public class AlarmInitReceiver extends BroadcastReceiver {
private static final int COLUMN_ALERTED_DATE = 1;
@Override
/*获取当前时间 */
public void onReceive(Context context, Intent intent) {
long currentDate = System.currentTimeMillis();
Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
@ -60,6 +64,6 @@ public class AlarmInitReceiver extends BroadcastReceiver {
} while (c.moveToNext());
}
c.close();
}
}//根据数据库中的闹钟时间创建一个闹钟机制
}
}

7
src/Notes-master3/app/src/main/java/net/micode/notes/ui/AlarmReceiver.java
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@ -20,11 +20,14 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
/**
* 闹钟提醒接收器
*/
public class AlarmReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
intent.setClass(context, AlarmAlertActivity.class);
intent.setClass(context, AlarmAlertActivity.class);//启动AlarmAlertActivity
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(intent);
context.startActivity(intent);//创建一个栈并将新的activity装入其中
}
}

30
src/Notes-master3/app/src/main/java/net/micode/notes/ui/DateTimePicker.java
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@ -28,6 +28,9 @@ import android.view.View;
import android.widget.FrameLayout;
import android.widget.NumberPicker;
/**
*设置提醒时间的部件
*/
public class DateTimePicker extends FrameLayout {
private static final boolean DEFAULT_ENABLE_STATE = true;
@ -46,11 +49,13 @@ public class DateTimePicker extends FrameLayout {
private static final int AMPM_SPINNER_MIN_VAL = 0;
private static final int AMPM_SPINNER_MAX_VAL = 1;
//四个设置闹钟时间所需的变量
private final NumberPicker mDateSpinner;
private final NumberPicker mHourSpinner;
private final NumberPicker mMinuteSpinner;
private final NumberPicker mAmPmSpinner;
private Calendar mDate;
private Calendar mDate;//用于操作时间
private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
@ -64,6 +69,7 @@ public class DateTimePicker extends FrameLayout {
private OnDateTimeChangedListener mOnDateTimeChangedListener;
/*对日期的监听 */
private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
@ -73,6 +79,7 @@ public class DateTimePicker extends FrameLayout {
}
};
/*对小时的监听 */
private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
@ -83,26 +90,27 @@ public class DateTimePicker extends FrameLayout {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
//对于12小时制时，晚上11点和12点交替时对日期的更改
} else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
}//对于12小时制时，凌晨11点和12点交替时对日期的更改
if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
mIsAm = !mIsAm;
updateAmPmControl();
}
}//对于12小时制时，中午11点和12点交替时对AM和PM的更改
} else {
if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
isDateChanged = true;//对于24小时制时，晚上11点和12点交替时对日期的更改
} else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
}//对于12小时制时，凌晨11点和12点交替时对日期的更改
}
int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
mDate.set(Calendar.HOUR_OF_DAY, newHour);
@ -117,15 +125,18 @@ public class DateTimePicker extends FrameLayout {
private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
/*对分钟的监听 */
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
int minValue = mMinuteSpinner.getMinValue();
int maxValue = mMinuteSpinner.getMaxValue();
int offset = 0;
int offset = 0;//判断小时是否改变的记录器
if (oldVal == maxValue && newVal == minValue) {
offset += 1;
} else if (oldVal == minValue && newVal == maxValue) {
offset -= 1;
}
//如果原值为59，新值为0，则offset加1
//如果原值为0，新值为59，则offset减1
if (offset != 0) {
mDate.add(Calendar.HOUR_OF_DAY, offset);
mHourSpinner.setValue(getCurrentHour());
@ -144,6 +155,7 @@ public class DateTimePicker extends FrameLayout {
}
};
/*对AM和PM的监听 */
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
@ -163,10 +175,12 @@ public class DateTimePicker extends FrameLayout {
int dayOfMonth, int hourOfDay, int minute);
}
/*访问数据库获取当前时间*/
public DateTimePicker(Context context) {
this(context, System.currentTimeMillis());
}
/*转化上一个函数获取的时间格式 */
public DateTimePicker(Context context, long date) {
this(context, date, DateFormat.is24HourFormat(context));
}
@ -262,6 +276,7 @@ public class DateTimePicker extends FrameLayout {
* @param hourOfDay The current hourOfDay
* @param minute The current minute
*/
/*设置当前日期 */
public void setCurrentDate(int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
setCurrentYear(year);
@ -434,6 +449,7 @@ public class DateTimePicker extends FrameLayout {
updateAmPmControl();
}
/*关于判定星期几的算法 */
private void updateDateControl() {
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(mDate.getTimeInMillis());
@ -448,6 +464,7 @@ public class DateTimePicker extends FrameLayout {
mDateSpinner.invalidate();
}
/*对于判定AM与PM的算法 */
private void updateAmPmControl() {
if (mIs24HourView) {
mAmPmSpinner.setVisibility(View.GONE);
@ -458,6 +475,7 @@ public class DateTimePicker extends FrameLayout {
}
}
/*对于小时的算法 */
private void updateHourControl() {
if (mIs24HourView) {
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);

40
src/Notes-master3/app/src/main/java/net/micode/notes/ui/DateTimePickerDialog.java
Unescape View File

@ -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.ui;
import java.util.Calendar;
@ -29,11 +13,17 @@ import android.content.DialogInterface.OnClickListener;
import android.text.format.DateFormat;
import android.text.format.DateUtils;
/**
* 实现设置提醒时间的对话框
*/
public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
//创建一个Calendar类型的变量 mDate，方便时间的操作
private Calendar mDate = Calendar.getInstance();
private boolean mIs24HourView;
//声明一个时间日期滚动选择控件 mOnDateTimeSetListener
private OnDateTimeSetListener mOnDateTimeSetListener;
//DateTimePicker控件，控件一般用于让用户可以从日期列表中选择单个值。
//运行时，单击控件边上的下拉箭头，会显示为两个部分：一个下拉列表，一个用于选择日期的
private DateTimePicker mDateTimePicker;
public interface OnDateTimeSetListener {
@ -41,9 +31,12 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
}
public DateTimePickerDialog(Context context, long date) {
//对该界面对话框的实例化
super(context);
//对数据库的操作
mDateTimePicker = new DateTimePicker(context);
setView(mDateTimePicker);
//添加一个子视图
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
public void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
@ -52,15 +45,16 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
mDate.set(Calendar.MINUTE, minute);
//将视图中的各选项设置为系统当前时间
updateTitle(mDate.getTimeInMillis());
}
});
mDate.setTimeInMillis(date);
mDate.set(Calendar.SECOND, 0);
mDate.setTimeInMillis(date);//得到系统时间
mDate.set(Calendar.SECOND, 0);//将秒数设置为0
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
setButton(context.getString(R.string.datetime_dialog_ok), this);
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
set24HourView(DateFormat.is24HourFormat(this.getContext()));
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);//设置按钮
set24HourView(DateFormat.is24HourFormat(this.getContext()));//时间标准化打印
updateTitle(mDate.getTimeInMillis());
}
@ -68,10 +62,12 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
mIs24HourView = is24HourView;
}
/*将时间日期滚动选择控件实例化*/
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
mOnDateTimeSetListener = callBack;
}
/*android开发中常见日期管理工具类（API）——DateUtils：按照上下午显示时间*/
private void updateTitle(long date) {
int flag =
DateUtils.FORMAT_SHOW_YEAR |
@ -81,6 +77,8 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
}
/*第一个参数arg0是接收到点击事件的对话框
第二个参数arg1是该对话框上的按钮*/
public void onClick(DialogInterface arg0, int arg1) {
if (mOnDateTimeSetListener != null) {
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());

25
src/Notes-master3/app/src/main/java/net/micode/notes/ui/DropdownMenu.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.ui;
import android.content.Context;
@ -29,14 +13,16 @@ import net.micode.notes.R;
public class DropdownMenu {
private Button mButton;
private PopupMenu mPopupMenu;
private PopupMenu mPopupMenu;//声明一个下拉菜单
private Menu mMenu;
public DropdownMenu(Context context, Button button, int menuId) {
mButton = button;
mButton.setBackgroundResource(R.drawable.dropdown_icon);
mButton.setBackgroundResource(R.drawable.dropdown_icon);//设置这个view的背景
mPopupMenu = new PopupMenu(context, mButton);
mMenu = mPopupMenu.getMenu();
//MenuInflater是用来实例化Menu目录下的Menu布局文件
//根据ID来确认menu的内容选项
mPopupMenu.getMenuInflater().inflate(menuId, mMenu);
mButton.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
@ -45,16 +31,19 @@ public class DropdownMenu {
});
}
/*设置菜单的监听 */
public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
if (mPopupMenu != null) {
mPopupMenu.setOnMenuItemClickListener(listener);
}
}
/*对于菜单选项的初始化，根据索引搜索菜单需要的选项 */
public MenuItem findItem(int id) {
return mMenu.findItem(id);
}
/*布局文件，设置标题 */
public void setTitle(CharSequence title) {
mButton.setText(title);
}

32
src/Notes-master3/app/src/main/java/net/micode/notes/ui/FoldersListAdapter.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.ui;
import android.content.Context;
@ -28,7 +12,14 @@ import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
* CursorAdapter是Cursor和ListView的接口
FoldersListAdapter继承了CursorAdapter的类
主要作用是便签数据库和用户的交互
这里就是用folder（文件夹）的形式展现给用户
*/
/*调用数据库中便签的ID和片段 */
public class FoldersListAdapter extends CursorAdapter {
public static final String [] PROJECTION = {
NoteColumns.ID,
@ -38,17 +29,21 @@ public class FoldersListAdapter extends CursorAdapter {
public static final int ID_COLUMN = 0;
public static final int NAME_COLUMN = 1;
/*数据库操作 */
public FoldersListAdapter(Context context, Cursor c) {
super(context, c);
// TODO Auto-generated constructor stub
}
@Override
/*创建一个文件夹，对于各文件夹中子标签的初始化 */
public View newView(Context context, Cursor cursor, ViewGroup parent) {
//ViewGroup是容器
return new FolderListItem(context);
}
@Override
/*将各个布局文件绑定起来 */
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof FolderListItem) {
String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
@ -57,6 +52,7 @@ public class FoldersListAdapter extends CursorAdapter {
}
}
/*根据数据库中标签的ID得到标签的各项内容 */
public String getFolderName(Context context, int position) {
Cursor cursor = (Cursor) getItem(position);
return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
@ -67,8 +63,8 @@ public class FoldersListAdapter extends CursorAdapter {
private TextView mName;
public FolderListItem(Context context) {
super(context);
inflate(context, R.layout.folder_list_item, this);
super(context);//操作数据库
inflate(context, R.layout.folder_list_item, this);//根据布局文件的名字等信息将其找出来
mName = (TextView) findViewById(R.id.tv_folder_name);
}

331
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NoteEditActivity.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.ui;
import android.app.Activity;
@ -71,9 +55,13 @@ import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* 该类主要是针对标签的编辑
继承了系统内部许多和监听有关的类
*/
public class NoteEditActivity extends Activity implements OnClickListener,
NoteSettingChangedListener, OnTextViewChangeListener {
/*使用Map实现数据存储 */
private class HeadViewHolder {
public TextView tvModified;
@ -91,6 +79,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE);
sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN);
sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE);
//put函数是将指定值和指定键相连
}
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
@ -100,6 +89,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select);
sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select);
sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select);
//put函数是将指定值和指定键相连
}
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
@ -108,6 +98,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL);
sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM);
sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER);
//put函数是将指定值和指定键相连
}
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
@ -116,27 +107,24 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select);
sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select);
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select);
//put函数是将指定值和指定键相连
}
private static final String TAG = "NoteEditActivity";
private HeadViewHolder mNoteHeaderHolder;
private View mHeadViewPanel;
private View mNoteBgColorSelector;
private View mFontSizeSelector;
private EditText mNoteEditor;
private View mNoteEditorPanel;
private WorkingNote mWorkingNote;
private View mHeadViewPanel;//私有化一个界面操作mHeadViewPanel，对表头的操作
private View mNoteBgColorSelector;//私有化一个界面操作mNoteBgColorSelector，对背景颜色的操作
private View mFontSizeSelector;//私有化一个界面操作mFontSizeSelector，对标签字体的操作
private EditText mNoteEditor;//声明编辑控件，对文本操作
private View mNoteEditorPanel;//私有化一个界面操作mNoteEditorPanel，文本编辑的控制板
//private WorkingNote mWorkingNote;
public WorkingNote mWorkingNote;//对模板WorkingNote的初始化
//私有化SharedPreferences的数据存储方式
//它的本质是基于XML文件存储key-value键值对数据
private SharedPreferences mSharedPrefs;
private int mFontSizeId;
private int mFontSizeId;//用于操作字体的大小
private static final String PREFERENCE_FONT_SIZE = "pref_font_size";
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10;
@ -144,16 +132,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
public static final String TAG_CHECKED = String.valueOf('\u221A');
public static final String TAG_UNCHECKED = String.valueOf('\u25A1');
private LinearLayout mEditTextList;
private LinearLayout mEditTextList;//线性布局
private String mUserQuery;
private Pattern mPattern;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.note_edit);
this.setContentView(R.layout.note_edit);//对数据库的访问操作
if (savedInstanceState == null && !initActivityState(getIntent())) {
finish();
return;
@ -176,7 +162,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return;
}
Log.d(TAG, "Restoring from killed activity");
}
}//为防止内存不足时程序的终止，在这里有一个保存现场的函数
}
private boolean initActivityState(Intent intent) {
@ -188,34 +174,42 @@ public class NoteEditActivity extends Activity implements OnClickListener,
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
mUserQuery = "";
//如果用户实例化标签时，系统并未给出标签ID
/**
* Starting from the searched result
*/
//根据键值查找ID
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
}
//如果ID在数据库中未找到
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {
Intent jump = new Intent(this, NotesListActivity.class);
startActivity(jump);
//程序将跳转到上面声明的intent——jump
showToast(R.string.error_note_not_exist);
finish();
return false;
} else {
}
//ID在数据库中找到
else {
mWorkingNote = WorkingNote.load(this, noteId);
if (mWorkingNote == null) {
Log.e(TAG, "load note failed with note id" + noteId);
//打印出红色的错误信息
finish();
return false;
}
}
//setSoftInputMode——软键盘输入模式
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN
| WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
} else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
// New note
// intent.getAction()
// 大多用于broadcast发送广播时给机制（intent）设置一个action，就是一个字符串
// 用户可以通过receive（接受）intent，通过 getAction得到的字符串，来决定做什么
long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0);
int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID,
AppWidgetManager.INVALID_APPWIDGET_ID);
@ -223,7 +217,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
Notes.TYPE_WIDGET_INVALIDE);
int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID,
ResourceParser.getDefaultBgId(this));
// intent.getInt（Long、String）Extra是对各变量的语法分析
// Parse call-record note
String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0);
@ -240,15 +234,17 @@ public class NoteEditActivity extends Activity implements OnClickListener,
finish();
return false;
}
//将电话号码与手机的号码簿相关
} else {
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId);
mWorkingNote.convertToCallNote(phoneNumber, callDate);
//
}
} else {
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
bgResId);
}
}//创建一个新的WorkingNote
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
@ -269,8 +265,10 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
private void initNoteScreen() {
//对界面的初始化操作
mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId));
//设置外观
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
switchToListMode(mWorkingNote.getContent());
} else {
@ -294,18 +292,21 @@ public class NoteEditActivity extends Activity implements OnClickListener,
*/
showAlertHeader();
}
//设置闹钟的显示
private void showAlertHeader() {
if (mWorkingNote.hasClockAlert()) {
long time = System.currentTimeMillis();
if (time > mWorkingNote.getAlertDate()) {
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);
} else {
}
//如果系统时间大于了闹钟设置的时间，那么闹钟失效
else {
mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));
}
mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE);
//显示闹钟开启的图标
} else {
mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE);
@ -329,26 +330,29 @@ public class NoteEditActivity extends Activity implements OnClickListener,
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
//在创建一个新的标签时，先在数据库中匹配
//如果不存在，那么先在数据库中存储
outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId());
Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState");
}
@Override
//MotionEvent是对屏幕触控的传递机制
public boolean dispatchTouchEvent(MotionEvent ev) {
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mNoteBgColorSelector, ev)) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
}
}//颜色选择器在屏幕上可见
if (mFontSizeSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mFontSizeSelector, ev)) {
mFontSizeSelector.setVisibility(View.GONE);
return true;
}
}//字体大小选择器在屏幕上可见
return super.dispatchTouchEvent(ev);
}
//对屏幕触控的坐标进行操作
private boolean inRangeOfView(View view, MotionEvent ev) {
int []location = new int[2];
view.getLocationOnScreen(location);
@ -357,7 +361,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
if (ev.getX() < x
|| ev.getX() > (x + view.getWidth())
|| ev.getY() < y
|| ev.getY() > (y + view.getHeight())) {
|| ev.getY() > (y + view.getHeight()))
//如果触控的位置超出了给定的范围，返回false
{
return false;
}
return true;
@ -377,13 +383,13 @@ public class NoteEditActivity extends Activity implements OnClickListener,
for (int id : sBgSelectorBtnsMap.keySet()) {
ImageView iv = (ImageView) findViewById(id);
iv.setOnClickListener(this);
}
}//对标签各项属性内容的初始化
mFontSizeSelector = findViewById(R.id.font_size_selector);
for (int id : sFontSizeBtnsMap.keySet()) {
View view = findViewById(id);
view.setOnClickListener(this);
};
};//对字体大小的选择
mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
/**
@ -405,7 +411,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
clearSettingState();
}
//和桌面小工具的同步
private void updateWidget() {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) {
@ -450,7 +456,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
mFontSizeSelector.setVisibility(View.GONE);
}
}
}//************************存在问题
@Override
public void onBackPressed() {
@ -481,6 +487,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
@Override
//对选择菜单的准备
public boolean onPrepareOptionsMenu(Menu menu) {
if (isFinishing()) {
return true;
@ -489,6 +496,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
menu.clear();
if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {
getMenuInflater().inflate(R.menu.call_note_edit, menu);
// MenuInflater是用来实例化Menu目录下的Menu布局文件的
} else {
getMenuInflater().inflate(R.menu.note_edit, menu);
}
@ -506,148 +514,243 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
@Override
/*
* 函数功能：动态改变菜单选项内容
* 函数实现：如下注释
*/
public boolean onOptionsItemSelected(MenuItem item) {
int itemId = item.getItemId();
if (itemId == R.id.menu_new_note) {
switch (item.getItemId()) {
//根据菜单的id来编剧相关项目
case R.id.menu_new_note:
//创建一个新的便签
createNewNote();
} else if (itemId == R.id.menu_delete) {
break;
case R.id.menu_delete:
//删除便签
AlertDialog.Builder builder = new AlertDialog.Builder(this);
//创建关于删除操作的对话框
builder.setTitle(getString(R.string.alert_title_delete));
// 设置标签的标题为alert_title_delete
builder.setIcon(android.R.drawable.ic_dialog_alert);
//设置对话框图标
builder.setMessage(getString(R.string.alert_message_delete_note));
//设置对话框内容
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
//建立按键监听器
public void onClick(DialogInterface dialog, int which) {
//点击所触发事件
deleteCurrentNote();
// 删除单签便签
finish();
}
});
//添加“YES”按钮
builder.setNegativeButton(android.R.string.cancel, null);
//添加“NO”的按钮
builder.show();
} else if (itemId == R.id.menu_font_size) {
//显示对话框
break;
case R.id.menu_font_size:
//字体大小的编辑
mFontSizeSelector.setVisibility(View.VISIBLE);
// 将字体选择器置为可见
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
} else if (itemId == R.id.menu_list_mode) {
// 通过id找到相应的大小
break;
case R.id.menu_list_mode:
//选择列表模式
mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
TextNote.MODE_CHECK_LIST : 0);
} else if (itemId == R.id.menu_share) {
break;
case R.id.menu_share:
//菜单共享
getWorkingText();
sendTo(this, mWorkingNote.getContent());
} else if (itemId == R.id.menu_send_to_desktop) {
// 用sendto函数将运行文本发送到遍历的本文内
break;
case R.id.menu_send_to_desktop:
//发送到桌面
sendToDesktop();
} else if (itemId == R.id.menu_alert) {
break;
case R.id.menu_alert:
//创建提醒器
setReminder();
} else if (itemId == R.id.menu_delete_remind) {
break;
case R.id.menu_delete_remind:
//删除日期提醒
mWorkingNote.setAlertDate(0, false);
break;
default:
break;
}
return true;
}
/*
* 函数功能：建立事件提醒器
* 函数实现：如下注释
*/
private void setReminder() {
DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis());
// 建立修改时间日期的对话框
d.setOnDateTimeSetListener(new OnDateTimeSetListener() {
public void OnDateTimeSet(AlertDialog dialog, long date) {
mWorkingNote.setAlertDate(date , true);
//选择提醒的日期
}
});
//建立时间日期的监听器
d.show();
//显示对话框
}
/**
* Share note to apps that support {@link Intent#ACTION_SEND} action
* and {@text/plain} type
*/
/*
* 函数功能：共享便签
* 函数实现：如下注释
*/
private void sendTo(Context context, String info) {
Intent intent = new Intent(Intent.ACTION_SEND);
//建立intent链接选项
intent.putExtra(Intent.EXTRA_TEXT, info);
//将需要传递的便签信息放入text文件中
intent.setType("text/plain");
//编辑连接器的类型
context.startActivity(intent);
//在acti中进行链接
}
/*
* 函数功能：创建一个新的便签
* 函数实现：如下注释
*/
private void createNewNote() {
// Firstly, save current editing notes
//保存当前便签
saveNote();
// For safety, start a new NoteEditActivity
finish();
Intent intent = new Intent(this, NoteEditActivity.class);
//设置链接器
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
//该活动定义为创建或编辑
intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId());
//将运行便签的id添加到INTENT_EXTRA_FOLDER_ID标记中
startActivity(intent);
//开始activity并链接
}
/*
* 函数功能：删除当前便签
* 函数实现：如下注释
*/
private void deleteCurrentNote() {
if (mWorkingNote.existInDatabase()) {
//假如当前运行的便签内存有数据
HashSet<Long> ids = new HashSet<Long>();
long id = mWorkingNote.getNoteId();
if (id != Notes.ID_ROOT_FOLDER) {
ids.add(id);
//如果不是头文件夹建立一个hash表把便签id存起来
} else {
Log.d(TAG, "Wrong note id, should not happen");
//否则报错
}
if (!isSyncMode()) {
//在非同步模式情况下
//删除操作
if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {
Log.e(TAG, "Delete Note error");
}
} else {
//同步模式
//移动至垃圾文件夹的操作
if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
}
}
}
mWorkingNote.markDeleted(true);
//将这些标签的删除标记置为true
}
/*
* 函数功能：判断是否为同步模式
* 函数实现：直接看NotesPreferenceActivity中同步名称是否为空
*/
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
/*
* 函数功能：设置提醒时间
* 函数实现：如下注释
*/
public void onClockAlertChanged(long date, boolean set) {
/**
* User could set clock to an unsaved note, so before setting the
* alert clock, we should save the note first
*/
if (!mWorkingNote.existInDatabase()) {
//首先保存已有的便签
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
Intent intent = new Intent(this, AlarmReceiver.class);
intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId()));
//若有有运行的便签就是建立一个链接器将标签id都存在uri中
PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE));
//设置提醒管理器
showAlertHeader();
if(!set) {
alarmManager.cancel(pendingIntent);
} else {
alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent);
}
//如果用户设置了时间，就通过提醒管理器设置一个监听事项
} else {
/**
* There is the condition that user has input nothing (the note is
* not worthy saving), we have no note id, remind the user that he
* should input something
*/
//没有运行的便签就报错
Log.e(TAG, "Clock alert setting error");
showToast(R.string.error_note_empty_for_clock);
}
}
/*
* 函数功能：Widget发生改变的所触发的事件
*/
public void onWidgetChanged() {
updateWidget();
updateWidget();//更新Widget
}
/*
* 函数功能： 删除编辑文本框所触发的事件
* 函数实现：如下注释
*/
public void onEditTextDelete(int index, String text) {
int childCount = mEditTextList.getChildCount();
if (childCount == 1) {
return;
}
//没有编辑框的话直接返回
for (int i = index + 1; i < childCount; i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i - 1);
//通过id把编辑框存在便签编辑框中
}
mEditTextList.removeViewAt(index);
//删除特定位置的视图
NoteEditText edit = null;
if(index == 0) {
edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById(
@ -656,69 +759,101 @@ public class NoteEditActivity extends Activity implements OnClickListener,
edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById(
R.id.et_edit_text);
}
//通过id把编辑框存在空的NoteEditText中
int length = edit.length();
edit.append(text);
edit.requestFocus();
edit.setSelection(length);
edit.requestFocus();//请求优先完成该此 编辑
edit.setSelection(length);//定位到length位置处的条目
}
/*
* 函数功能：进入编辑文本框所触发的事件
* 函数实现：如下注释
*/
public void onEditTextEnter(int index, String text) {
/**
* Should not happen, check for debug
*/
if(index > mEditTextList.getChildCount()) {
Log.e(TAG, "Index out of mEditTextList boundrary, should not happen");
//越界把偶偶
}
View view = getListItem(text, index);
mEditTextList.addView(view, index);
//建立一个新的视图并添加到编辑文本框内
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.requestFocus();
edit.setSelection(0);
edit.requestFocus();//请求优先操作
edit.setSelection(0);//定位到起始位置
for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i);
//遍历子文本框并设置对应对下标
}
}
/*
* 函数功能：切换至列表模式
* 函数实现：如下注释
*/
private void switchToListMode(String text) {
mEditTextList.removeAllViews();
String[] items = text.split("\n");
int index = 0;
//清空所有视图，初始化下标
for (String item : items) {
if(!TextUtils.isEmpty(item)) {
mEditTextList.addView(getListItem(item, index));
index++;
//遍历所有文本单元并添加到文本框中
}
}
mEditTextList.addView(getListItem("", index));
mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus();
//优先请求此操作
mNoteEditor.setVisibility(View.GONE);
//便签编辑器不可见
mEditTextList.setVisibility(View.VISIBLE);
//将文本编辑框置为可见
}
/*
* 函数功能：获取高亮效果的反馈情况
* 函数实现：如下注释
*/
private Spannable getHighlightQueryResult(String fullText, String userQuery) {
SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);
//新建一个效果选项
if (!TextUtils.isEmpty(userQuery)) {
mPattern = Pattern.compile(userQuery);
//将用户的询问进行解析
Matcher m = mPattern.matcher(fullText);
//建立一个状态机检查Pattern并进行匹配
int start = 0;
while (m.find(start)) {
spannable.setSpan(
new BackgroundColorSpan(this.getResources().getColor(
R.color.user_query_highlight)), m.start(), m.end(),
Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
//设置背景颜色
start = m.end();
//跟新起始位置
}
}
return spannable;
}
/*
* 函数功能：获取列表项
* 函数实现：如下注释
*/
private View getListItem(String item, int index) {
View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null);
//创建一个视图
final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
//创建一个文本编辑框并设置可见性
CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item));
cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
@ -729,12 +864,15 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
}
});
//建立一个打钩框并设置监听器
if (item.startsWith(TAG_CHECKED)) {
//选择勾选
cb.setChecked(true);
edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
item = item.substring(TAG_CHECKED.length(), item.length()).trim();
} else if (item.startsWith(TAG_UNCHECKED)) {
//选择不勾选
cb.setChecked(false);
edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
item = item.substring(TAG_UNCHECKED.length(), item.length()).trim();
@ -743,61 +881,94 @@ public class NoteEditActivity extends Activity implements OnClickListener,
edit.setOnTextViewChangeListener(this);
edit.setIndex(index);
edit.setText(getHighlightQueryResult(item, mUserQuery));
//运行编辑框的监听器对该行为作出反应，并设置下标及文本内容
return view;
}
/*
* 函数功能：便签内容发生改变所 触发的事件
* 函数实现：如下注释
*/
public void onTextChange(int index, boolean hasText) {
if (index >= mEditTextList.getChildCount()) {
Log.e(TAG, "Wrong index, should not happen");
return;
//越界报错
}
if(hasText) {
mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE);
} else {
mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE);
}
//如果内容不为空则将其子编辑框可见性置为可见，否则不可见
}
/*
* 函数功能：检查模式和列表模式的切换
* 函数实现：如下注释
*/
public void onCheckListModeChanged(int oldMode, int newMode) {
if (newMode == TextNote.MODE_CHECK_LIST) {
switchToListMode(mNoteEditor.getText().toString());
//检查模式切换到列表模式
} else {
if (!getWorkingText()) {
mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ",
""));
}
//若是获取到文本就改变其检查标记
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mEditTextList.setVisibility(View.GONE);
mNoteEditor.setVisibility(View.VISIBLE);
//修改文本编辑器的内容和可见性
}
}
/*
* 函数功能：设置勾选选项表并返回是否勾选的标记
* 函数实现：如下注释
*/
private boolean getWorkingText() {
boolean hasChecked = false;
//初始化check标记
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
// 若模式为CHECK_LIST
StringBuilder sb = new StringBuilder();
//创建可变字符串
for (int i = 0; i < mEditTextList.getChildCount(); i++) {
View view = mEditTextList.getChildAt(i);
//遍历所有子编辑框的视图
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
if (!TextUtils.isEmpty(edit.getText())) {
//若文本不为空
if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) {
//该选项框已打钩
sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n");
hasChecked = true;
//扩展字符串为已打钩并把标记置true
} else {
sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n");
//扩展字符串添加未打钩
}
}
}
mWorkingNote.setWorkingText(sb.toString());
//利用编辑好的字符串设置运行便签的内容
} else {
mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
// 若不是该模式直接用编辑器中的内容设置运行中标签的内容
}
return hasChecked;
}
/*
* 函数功能：保存便签
* 函数实现：如下注释
*/
private boolean saveNote() {
getWorkingText();
boolean saved = mWorkingNote.saveNote();
//运行 getWorkingText()之后保存
if (saved) {
/**
* There are two modes from List view to edit view, open one note,
@ -806,11 +977,16 @@ public class NoteEditActivity extends Activity implements OnClickListener,
* new node requires to the top of the list. This code
* {@link #RESULT_OK} is used to identify the create/edit state
*/
//如英文注释所说链接RESULT_OK是为了识别保存的2种情况，一是创建后保存，二是修改后保存
setResult(RESULT_OK);
}
return saved;
}
/*
* 函数功能：将便签发送至桌面
* 函数实现：如下注释
*/
private void sendToDesktop() {
/**
* Before send message to home, we should make sure that current
@ -819,12 +995,16 @@ public class NoteEditActivity extends Activity implements OnClickListener,
*/
if (!mWorkingNote.existInDatabase()) {
saveNote();
//若不存在数据也就是新的标签就保存起来先
}
if (mWorkingNote.getNoteId() > 0) {
//若是有内容
Intent sender = new Intent();
Intent shortcutIntent = new Intent(this, NoteEditActivity.class);
//建立发送到桌面的连接器
shortcutIntent.setAction(Intent.ACTION_VIEW);
//链接为一个视图
shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId());
sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
sender.putExtra(Intent.EXTRA_SHORTCUT_NAME,
@ -832,9 +1012,12 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app));
sender.putExtra("duplicate", true);
//将便签的相关信息都添加到要发送的文件里
sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
//设置sneder的行为是发送
showToast(R.string.info_note_enter_desktop);
sendBroadcast(sender);
//显示到桌面
} else {
/**
* There is the condition that user has input nothing (the note is
@ -843,20 +1026,34 @@ public class NoteEditActivity extends Activity implements OnClickListener,
*/
Log.e(TAG, "Send to desktop error");
showToast(R.string.error_note_empty_for_send_to_desktop);
//空便签直接报错
}
}
/*
* 函数功能：编辑小图标的标题
* 函数实现：如下注释
*/
private String makeShortcutIconTitle(String content) {
content = content.replace(TAG_CHECKED, "");
content = content.replace(TAG_UNCHECKED, "");
return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0,
SHORTCUT_ICON_TITLE_MAX_LEN) : content;
//直接设置为content中的内容并返回，有勾选和未勾选2种
}
/*
* 函数功能：显示提示的视图
* 函数实现：根据下标显示对应的提示
*/
private void showToast(int resId) {
showToast(resId, Toast.LENGTH_SHORT);
}
/*
* 函数功能：持续显示提示的视图
* 函数实现：根据下标和持续的时间（duration）编辑提示视图并显示
*/
private void showToast(int resId, int duration) {
Toast.makeText(this, resId, duration).show();
}

3
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NoteEditText.java
Unescape View File

@ -37,6 +37,9 @@ import net.micode.notes.R;
import java.util.HashMap;
import java.util.Map;
/**
* 实现便签编辑活动
*/
public class NoteEditText extends EditText {
private static final String TAG = "NoteEditText";
private int mIndex;

46
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NoteItemData.java
Unescape View File

@ -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.ui;
import android.content.Context;
@ -25,7 +9,9 @@ import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.tool.DataUtils;
/**
* 便签项数据
*/
public class NoteItemData {
static final String [] PROJECTION = new String [] {
NoteColumns.ID,
@ -75,8 +61,9 @@ public class NoteItemData {
private boolean mIsOnlyOneItem;
private boolean mIsOneNoteFollowingFolder;
private boolean mIsMultiNotesFollowingFolder;
//初始化NoteItemData，主要利用光标cursor获取的东西
public NoteItemData(Context context, Cursor cursor) {
//getxxx为转换格式
mId = cursor.getLong(ID_COLUMN);
mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN);
mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN);
@ -92,10 +79,11 @@ public class NoteItemData {
mWidgetId = cursor.getInt(WIDGET_ID_COLUMN);
mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
//初始化电话号码的信息
mPhoneNumber = "";
if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
if (!TextUtils.isEmpty(mPhoneNumber)) {
if (!TextUtils.isEmpty(mPhoneNumber)) {//mphonenumber里有符合字符串，则用contart功能连接
mName = Contact.getContact(context, mPhoneNumber);
if (mName == null) {
mName = mPhoneNumber;
@ -108,32 +96,35 @@ public class NoteItemData {
}
checkPostion(cursor);
}
///根据鼠标的位置设置标记，和位置
private void checkPostion(Cursor cursor) {
//初始化几个标记，cursor具体功能笔记中已提到，不一一叙述
mIsLastItem = cursor.isLast() ? true : false;
mIsFirstItem = cursor.isFirst() ? true : false;
mIsOnlyOneItem = (cursor.getCount() == 1);
//初始化“多重子文件”“单一子文件”2个标记
mIsMultiNotesFollowingFolder = false;
mIsOneNoteFollowingFolder = false;
if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
//主要是设置上诉2标记
if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {//若是note格式并且不是第一个元素
int position = cursor.getPosition();
if (cursor.moveToPrevious()) {
if (cursor.moveToPrevious()) {//获取光标位置后看上一行
if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {//若光标满足系统或note格式
if (cursor.getCount() > (position + 1)) {
mIsMultiNotesFollowingFolder = true;
mIsMultiNotesFollowingFolder = true;//若是数据行数大于但前位置+1则设置成正确
} else {
mIsOneNoteFollowingFolder = true;
mIsOneNoteFollowingFolder = true;//否则单一文件夹标记为true
}
}
if (!cursor.moveToNext()) {
if (!cursor.moveToNext()) {//若不能再往下走则报错
throw new IllegalStateException("cursor move to previous but can't move back");
}
}
}
}
///以下都是获取标记
public boolean isOneFollowingFolder() {
return mIsOneNoteFollowingFolder;
}
@ -214,6 +205,7 @@ public class NoteItemData {
return (mAlertDate > 0);
}
//若数据父id为保存至文件夹模式的id且满足电话号码单元不为空，则isCallRecord为true
public boolean isCallRecord() {
return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber));
}

46
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NotesListActivity.java
Unescape View File

@ -78,6 +78,9 @@ import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.HashSet;
/**
* 主界面，实现处理文件夹列表的功能
*/
public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener {
private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0;
@ -319,8 +322,8 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
return true;
}
int itemId = item.getItemId();
if (itemId == R.id.delete) {
switch (item.getItemId()) {
case R.id.delete:
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
@ -335,9 +338,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
} else if (itemId == R.id.move) {
break;
case R.id.move:
startQueryDestinationFolders();
} else {
break;
default:
return false;
}
return true;
@ -556,8 +561,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
}
public void onClick(View v) {
if (v.getId() == R.id.btn_new_note) {
switch (v.getId()) {
case R.id.btn_new_note:
createNewNote();
break;
default:
break;
}
}
@ -774,12 +783,16 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int itemId = item.getItemId();
if (itemId == R.id.menu_new_folder) {
switch (item.getItemId()) {
case R.id.menu_new_folder: {
showCreateOrModifyFolderDialog(true);
} else if (itemId == R.id.menu_export_text) {
break;
}
case R.id.menu_export_text: {
exportNoteToText();
} else if (itemId == R.id.menu_sync) {
break;
}
case R.id.menu_sync: {
if (isSyncMode()) {
if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) {
GTaskSyncService.startSync(this);
@ -789,12 +802,21 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
} else {
startPreferenceActivity();
}
} else if (itemId == R.id.menu_setting) {
break;
}
case R.id.menu_setting: {
startPreferenceActivity();
} else if (itemId == R.id.menu_new_note) {
break;
}
case R.id.menu_new_note: {
createNewNote();
} else if (itemId == R.id.menu_search) {
break;
}
case R.id.menu_search:
onSearchRequested();
break;
default:
break;
}
return true;
}

113
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NotesListAdapter.java
Unescape View File

@ -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.ui;
import android.content.Context;
@ -23,6 +7,7 @@ import android.view.View;
import android.view.ViewGroup;
import android.widget.CursorAdapter;
import net.micode.notes.data.Notes;
import java.util.Collection;
@ -31,55 +16,94 @@ import java.util.HashSet;
import java.util.Iterator;
/*
* 功能：直译为便签表连接器，继承了CursorAdapter，它为cursor和ListView提供了连接的桥梁。
* 所以NotesListAdapter实现的是鼠标和编辑便签链接的桥梁
*/
public class NotesListAdapter extends CursorAdapter {
private static final String TAG = "NotesListAdapter";
private Context mContext;
private HashMap<Integer, Boolean> mSelectedIndex;
private int mNotesCount;
private boolean mChoiceMode;
private int mNotesCount; //便签数
private boolean mChoiceMode; //选择模式标记
/*
* 桌面widget的属性，包括编号和类型
*/
public static class AppWidgetAttribute {
public int widgetId;
public int widgetType;
};
/*
* 函数功能：初始化便签链接器
* 函数实现：根据传进来的内容设置相关变量
*/
public NotesListAdapter(Context context) {
super(context, null);
mSelectedIndex = new HashMap<Integer, Boolean>();
super(context, null); //父类对象置空
mSelectedIndex = new HashMap<Integer, Boolean>(); //新建选项下标的hash表
mContext = context;
mNotesCount = 0;
}
@Override
/*
* 函数功能：新建一个视图来存储光标所指向的数据
* 函数实现：使用兄弟类NotesListItem新建一个项目选项
*/
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new NotesListItem(context);
}
/*
* 函数功能：将已经存在的视图和鼠标指向的数据进行捆绑
* 函数实现：如下注释
*/
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof NotesListItem) {
//若view是NotesListItem的一个实例
NoteItemData itemData = new NoteItemData(context, cursor);
((NotesListItem) view).bind(context, itemData, mChoiceMode,
isSelectedItem(cursor.getPosition()));
//则新建一个项目选项并且用bind跟将view和鼠标，内容，便签数据捆绑在一起
}
}
/*
* 函数功能：设置勾选框
* 函数实现：如下注释
*/
public void setCheckedItem(final int position, final boolean checked) {
mSelectedIndex.put(position, checked);
//根据定位和是否勾选设置下标
notifyDataSetChanged();
//在修改后刷新activity
}
/*
* 函数功能：判断单选按钮是否勾选
*/
public boolean isInChoiceMode() {
return mChoiceMode;
}
/*
* 函数功能：设置单项选项框
* 函数实现：重置下标并且根据参数mode设置选项
*/
public void setChoiceMode(boolean mode) {
mSelectedIndex.clear();
mChoiceMode = mode;
}
/*
* 函数功能：选择全部选项
* 函数实现：如下注释
*/
public void selectAll(boolean checked) {
Cursor cursor = getCursor();
//获取光标位置
for (int i = 0; i < getCount(); i++) {
if (cursor.moveToPosition(i)) {
if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
@ -87,30 +111,47 @@ public class NotesListAdapter extends CursorAdapter {
}
}
}
//遍历所有光标可用的位置在判断为便签类型之后勾选单项框
}
/*
* 函数功能：建立选择项的下标列表
* 函数实现：如下注释
*/
public HashSet<Long> getSelectedItemIds() {
HashSet<Long> itemSet = new HashSet<Long>();
//建立hash表
for (Integer position : mSelectedIndex.keySet()) {
//遍历所有的关键
if (mSelectedIndex.get(position) == true) {
//若光标位置可用
Long id = getItemId(position);
if (id == Notes.ID_ROOT_FOLDER) {
//原文件不需要添加
Log.d(TAG, "Wrong item id, should not happen");
} else {
itemSet.add(id);
}
//则将id该下标假如选项集合中
}
}
return itemSet;
}
/*
* 函数功能：建立桌面Widget的选项表
* 函数实现：如下注释
*/
public HashSet<AppWidgetAttribute> getSelectedWidget() {
HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Cursor c = (Cursor) getItem(position);
//以上4句和getSelectedItemIds一样，不再重复
if (c != null) {
//光标位置可用的话就建立新的Widget属性并编辑下标和类型，最后添加到选项集中
AppWidgetAttribute widget = new AppWidgetAttribute();
NoteItemData item = new NoteItemData(mContext, c);
widget.widgetId = item.getWidgetId();
@ -128,26 +169,42 @@ public class NotesListAdapter extends CursorAdapter {
return itemSet;
}
/*
* 函数功能：获取选项个数
* 函数实现：如下注释
*/
public int getSelectedCount() {
Collection<Boolean> values = mSelectedIndex.values();
//首先获取选项下标的值
if (null == values) {
return 0;
}
Iterator<Boolean> iter = values.iterator();
//初始化叠加器
int count = 0;
while (iter.hasNext()) {
if (true == iter.next()) {
//若value值为真计数+1
count++;
}
}
return count;
}
/*
* 函数功能：判断是否全部选中
* 函数实现：如下注释
*/
public boolean isAllSelected() {
int checkedCount = getSelectedCount();
return (checkedCount != 0 && checkedCount == mNotesCount);
//获取选项数看是否等于便签的个数
}
/*
* 函数功能：判断是否为选项表
* 函数实现：通过传递的下标来确定
*/
public boolean isSelectedItem(final int position) {
if (null == mSelectedIndex.get(position)) {
return false;
@ -156,29 +213,45 @@ public class NotesListAdapter extends CursorAdapter {
}
@Override
/*
* 函数功能：在activity内容发生局部变动的时候回调该函数计算便签的数量
* 函数实现：如下注释
*/
protected void onContentChanged() {
super.onContentChanged();
//执行基类函数
calcNotesCount();
}
@Override
/*
* 函数功能：在activity光标发生局部变动的时候回调该函数计算便签的数量
*/
public void changeCursor(Cursor cursor) {
super.changeCursor(cursor);
//执行基类函数
calcNotesCount();
}
/*
* 函数功能：计算便签数量
*
*/
private void calcNotesCount() {
mNotesCount = 0;
for (int i = 0; i < getCount(); i++) {
//获取总数同时遍历
Cursor c = (Cursor) getItem(i);
if (c != null) {
if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
mNotesCount++;
//若该位置不为空并且文本类型为便签就+1
}
} else {
Log.e(TAG, "Invalid cursor");
return;
}
//否则报错
}
}
}

68
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NotesListItem.java
Unescape View File

@ -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.ui;
import android.content.Context;
@ -30,37 +14,47 @@ import net.micode.notes.tool.DataUtils;
import net.micode.notes.tool.ResourceParser.NoteItemBgResources;
/**
* 创建便签列表项目选项
*/
public class NotesListItem extends LinearLayout {
private ImageView mAlert;
private TextView mTitle;
private TextView mTime;
private TextView mCallName;
private NoteItemData mItemData;
private CheckBox mCheckBox;
private ImageView mAlert;//闹钟图片
private TextView mTitle; //标题
private TextView mTime; //时间
private TextView mCallName; //
private NoteItemData mItemData; //标签数据
private CheckBox mCheckBox; //打钩框
/**
*初始化基本信息
*/
public NotesListItem(Context context) {
super(context);
inflate(context, R.layout.note_item, this);
super(context); //super()它的主要作用是调整调用父类构造函数的顺序
inflate(context, R.layout.note_item, this);//Inflate可用于将一个xml中定义的布局控件找出来,这里的xml是r。layout
//findViewById用于从contentView中查找指定ID的View，转换出来的形式根据需要而定;
mAlert = (ImageView) findViewById(R.id.iv_alert_icon);
mTitle = (TextView) findViewById(R.id.tv_title);
mTime = (TextView) findViewById(R.id.tv_time);
mCallName = (TextView) findViewById(R.id.tv_name);
mCheckBox = (CheckBox) findViewById(android.R.id.checkbox);
}
///根据data的属性对各个控件的属性的控制，主要是可见性Visibility，内容setText，格式setTextAppearance
public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) {
if (choiceMode && data.getType() == Notes.TYPE_NOTE) {
mCheckBox.setVisibility(View.VISIBLE);
mCheckBox.setChecked(checked);
mCheckBox.setVisibility(View.VISIBLE); ///设置可见行为可见
mCheckBox.setChecked(checked); ///格子打钩
} else {
mCheckBox.setVisibility(View.GONE);
}
mItemData = data;
///设置控件属性，一共三种情况，由data的id和父id是否与保存到文件夹的id一致来决定
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mCallName.setVisibility(View.GONE);
mAlert.setVisibility(View.VISIBLE);
//设置该textview的style
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
//settext为设置内容
mTitle.setText(context.getString(R.string.call_record_folder_name)
+ context.getString(R.string.format_folder_files_count, data.getNotesCount()));
mAlert.setImageResource(R.drawable.call_record);
@ -69,8 +63,9 @@ public class NotesListItem extends LinearLayout {
mCallName.setText(data.getCallName());
mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem);
mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
///关于闹钟的设置
if (data.hasAlert()) {
mAlert.setImageResource(R.drawable.clock);
mAlert.setImageResource(R.drawable.clock);//图片来源的设置
mAlert.setVisibility(View.VISIBLE);
} else {
mAlert.setVisibility(View.GONE);
@ -78,7 +73,7 @@ public class NotesListItem extends LinearLayout {
} else {
mCallName.setVisibility(View.GONE);
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
///设置title格式
if (data.getType() == Notes.TYPE_FOLDER) {
mTitle.setText(data.getSnippet()
+ context.getString(R.string.format_folder_files_count,
@ -87,35 +82,38 @@ public class NotesListItem extends LinearLayout {
} else {
mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
if (data.hasAlert()) {
mAlert.setImageResource(R.drawable.clock);
mAlert.setImageResource(R.drawable.clock);///设置图片来源
mAlert.setVisibility(View.VISIBLE);
} else {
mAlert.setVisibility(View.GONE);
}
}
}
mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));
///设置内容，获取相关时间，从data里编辑的日期中获取
mTime. setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));
setBackground(data);
}
//根据data的文件属性来设置背景
private void setBackground(NoteItemData data) {
int id = data.getBgColorId();
//，若是note型文件，则4种情况，对于4种不同情况的背景来源
if (data.getType() == Notes.TYPE_NOTE) {
//单个数据并且只有一个子文件夹
if (data.isSingle() || data.isOneFollowingFolder()) {
setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id));
} else if (data.isLast()) {
} else if (data.isLast()) {//是最后一个数据
setBackgroundResource(NoteItemBgResources.getNoteBgLastRes(id));
} else if (data.isFirst() || data.isMultiFollowingFolder()) {
} else if (data.isFirst() || data.isMultiFollowingFolder()) {//是一个数据并有多个子文件夹
setBackgroundResource(NoteItemBgResources.getNoteBgFirstRes(id));
} else {
setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id));
}
} else {
//若不是note直接调用文件夹的背景来源
setBackgroundResource(NoteItemBgResources.getFolderBgRes());
}
}
public NoteItemData getItemData() {
return mItemData;
}

177
src/Notes-master3/app/src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java
Unescape View File

@ -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.ui;
import android.accounts.Account;
@ -47,66 +31,78 @@ import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.remote.GTaskSyncService;
/*
*该类功能：NotesPreferenceActivity，在小米便签中主要实现的是对背景颜色和字体大小的数据储存。
* 继承了PreferenceActivity主要功能为对系统信息和配置进行自动保存的Activity
*/
public class NotesPreferenceActivity extends PreferenceActivity {
public static final String PREFERENCE_NAME = "notes_preferences";
public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";
public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";
public static final String PREFERENCE_NAME = "notes_preferences";//优先名
public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";//同步账号
public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";//同步时间
public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear";
private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";
private static final String AUTHORITIES_FILTER_KEY = "authorities";
private PreferenceCategory mAccountCategory;
private GTaskReceiver mReceiver;
private Account[] mOriAccounts;
private boolean mHasAddedAccount;
private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";//同步密码
private static final String AUTHORITIES_FILTER_KEY = "authorities";//本地密码
private PreferenceCategory mAccountCategory;//账户分组
private GTaskReceiver mReceiver;//同步任务接收器
private Account[] mOriAccounts;//账户
private boolean mHasAddedAccount;//账户的hash标记
@Override
/*创建一个activity*/
protected void onCreate(Bundle icicle) {
//先执行父类的创建函数
super.onCreate(icicle);
/* using the app icon for navigation */
getActionBar().setDisplayHomeAsUpEnabled(true);
//给左上角图标的左边加上一个返回的图标
addPreferencesFromResource(R.xml.preferences);
//添加xml来源并显示 xml
mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY);
//根据同步账户关键码来初始化分组
mReceiver = new GTaskReceiver();
IntentFilter filter = new IntentFilter();
filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME);
registerReceiver(mReceiver, filter);
//初始化同步组件
mOriAccounts = null;
View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null);
//获取listvivew，ListView的作用:用于列出所有选择
getListView().addHeaderView(header, null, true);
//在listview组件上方添加其他组件
}
@Override
/*
* 函数功能：activity交互功能的实现，用于接受用户的输入
* 函数实现：如下注释
*/
protected void onResume() {
//先执行父类 的交互实现
super.onResume();
// need to set sync account automatically if user has added a new
// account
if (mHasAddedAccount) {
//若用户新加了账户则自动设置同步账户
Account[] accounts = getGoogleAccounts();
//获取google同步账户
if (mOriAccounts != null && accounts.length > mOriAccounts.length) {
//若原账户不为空且当前账户有增加
for (Account accountNew : accounts) {
boolean found = false;
for (Account accountOld : mOriAccounts) {
if (TextUtils.equals(accountOld.name, accountNew.name)) {
//更新账户
found = true;
break;
}
}
if (!found) {
setSyncAccount(accountNew.name);
//若是没有找到旧的账户，那么同步账号中就只添加新账户
break;
}
}
@ -114,35 +110,52 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
refreshUI();
//刷新标签界面
}
@Override
/*
* 函数功能：销毁一个activity
* 函数实现：如下注释
*/
protected void onDestroy() {
if (mReceiver != null) {
unregisterReceiver(mReceiver);
//注销接收器
}
super.onDestroy();
//执行父类的销毁动作
}
/*
* 函数功能：重新设置账户信息
* 函数实现：如下注释
*/
private void loadAccountPreference() {
mAccountCategory.removeAll();
//销毁所有的分组
Preference accountPref = new Preference(this);
//建立首选项
final String defaultAccount = getSyncAccountName(this);
accountPref.setTitle(getString(R.string.preferences_account_title));
accountPref.setSummary(getString(R.string.preferences_account_summary));
//设置首选项的大标题和小标题
accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
public boolean onPreferenceClick(Preference preference) {
//建立监听器
if (!GTaskSyncService.isSyncing()) {
if (TextUtils.isEmpty(defaultAccount)) {
// the first time to set account
//若是第一次建立账户显示选择账户提示对话框
showSelectAccountAlertDialog();
} else {
// if the account has already been set, we need to promp
// user about the risk
//若是已经建立则显示修改对话框并进行修改操作
showChangeAccountConfirmAlertDialog();
}
} else {
//若在没有同步的情况下，则在toast中显示不能修改
Toast.makeText(NotesPreferenceActivity.this,
R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT)
.show();
@ -151,21 +164,29 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
});
//根据新建首选项编辑新的账户分组
mAccountCategory.addPreference(accountPref);
}
/*
*函数功能：设置按键的状态和最后同步的时间
*函数实现：如下注释
*/
private void loadSyncButton() {
Button syncButton = (Button) findViewById(R.id.preference_sync_button);
TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
//获取同步按钮控件和最终同步时间的的窗口
// set button state
//设置按钮的状态
if (GTaskSyncService.isSyncing()) {
//若是在同步状态下
syncButton.setText(getString(R.string.preferences_button_sync_cancel));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
GTaskSyncService.cancelSync(NotesPreferenceActivity.this);
}
});
//设置按钮显示的文本为“取消同步”以及监听器
} else {
syncButton.setText(getString(R.string.preferences_button_sync_immediately));
syncButton.setOnClickListener(new View.OnClickListener() {
@ -173,50 +194,61 @@ public class NotesPreferenceActivity extends PreferenceActivity {
GTaskSyncService.startSync(NotesPreferenceActivity.this);
}
});
//若是不同步则设置按钮显示的文本为“立即同步”以及对应监听器
}
syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this)));
//设置按键可用还是不可用
// set last sync time
// 设置最终同步时间
if (GTaskSyncService.isSyncing()) {
//若是在同步的情况下
lastSyncTimeView.setText(GTaskSyncService.getProgressString());
lastSyncTimeView.setVisibility(View.VISIBLE);
// 根据当前同步服务器设置时间显示框的文本以及可见性
} else {
//若是非同步情况
long lastSyncTime = getLastSyncTime(this);
if (lastSyncTime != 0) {
lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time,
DateFormat.format(getString(R.string.preferences_last_sync_time_format),
lastSyncTime)));
lastSyncTimeView.setVisibility(View.VISIBLE);
//则根据最后同步时间的信息来编辑时间显示框的文本内容和可见性
} else {
//若时间为空直接设置为不可见状态
lastSyncTimeView.setVisibility(View.GONE);
}
}
}
/*函数功能：刷新标签界面*/
private void refreshUI() {
loadAccountPreference();
loadSyncButton();
}
/*函数功能：显示账户选择的对话框并进行账户的设置*/
private void showSelectAccountAlertDialog() {
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
//创建一个新的对话框
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
titleTextView.setText(getString(R.string.preferences_dialog_select_account_title));
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips));
//设置标题以及子标题的内容
dialogBuilder.setCustomTitle(titleView);
dialogBuilder.setPositiveButton(null, null);
//设置对话框的自定义标题，建立一个YES的按钮
Account[] accounts = getGoogleAccounts();
String defAccount = getSyncAccountName(this);
//获取同步账户信息
mOriAccounts = accounts;
mHasAddedAccount = false;
if (accounts.length > 0) {
//若账户不为空
CharSequence[] items = new CharSequence[accounts.length];
final CharSequence[] itemMapping = items;
int checkedItem = -1;
@ -224,83 +256,110 @@ public class NotesPreferenceActivity extends PreferenceActivity {
for (Account account : accounts) {
if (TextUtils.equals(account.name, defAccount)) {
checkedItem = index;
//在账户列表中查询到所需账户
}
items[index++] = account.name;
}
dialogBuilder.setSingleChoiceItems(items, checkedItem,
//在对话框建立一个单选的复选框
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
setSyncAccount(itemMapping[which].toString());
dialog.dismiss();
//取消对话框
refreshUI();
}
//设置点击后执行的事件，包括检录新同步账户和刷新标签界面
});
//建立对话框网络版的监听器
}
View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null);
dialogBuilder.setView(addAccountView);
//给新加账户对话框设置自定义样式
final AlertDialog dialog = dialogBuilder.show();
//显示对话框
addAccountView.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
mHasAddedAccount = true;
//将新加账户的hash置true
Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
//建立网络建立组件
intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
"gmail-ls"
});
startActivityForResult(intent, -1);
//跳回上一个选项
dialog.dismiss();
}
});
//建立新加账户对话框的监听器
}
/*函数功能：显示账户选择对话框和相关账户操作*/
private void showChangeAccountConfirmAlertDialog() {
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
//创建一个新的对话框
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
titleTextView.setText(getString(R.string.preferences_dialog_change_account_title,
getSyncAccountName(this)));
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg));
//根据同步修改的账户信息设置标题以及子标题的内容
dialogBuilder.setCustomTitle(titleView);
//设置对话框的自定义标题
CharSequence[] menuItemArray = new CharSequence[] {
getString(R.string.preferences_menu_change_account),
getString(R.string.preferences_menu_remove_account),
getString(R.string.preferences_menu_cancel)
};
//定义一些标记字符串
dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() {
//设置对话框要显示的一个list，用于显示几个命令时,即change，remove，cancel
public void onClick(DialogInterface dialog, int which) {
//按键功能，由which来决定
if (which == 0) {
//进入账户选择对话框
showSelectAccountAlertDialog();
} else if (which == 1) {
//删除账户并且跟新便签界面
removeSyncAccount();
refreshUI();
}
}
});
dialogBuilder.show();
//显示对话框
}
/*函数功能：获取谷歌账户*/
private Account[] getGoogleAccounts() {
AccountManager accountManager = AccountManager.get(this);
return accountManager.getAccountsByType("com.google");
}
/*函数功能：设置同步账户*/
private void setSyncAccount(String account) {
if (!getSyncAccountName(this).equals(account)) {
//假如该账号不在同步账号列表中
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
//编辑共享的首选项
if (account != null) {
editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account);
} else {
editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, "");
}
//将该账号加入到首选项中
editor.commit();
//提交修改的数据
// clean up last sync time
setLastSyncTime(this, 0);
//将最后同步时间清零
// clean up local gtask related info
new Thread(new Runnable() {
@ -311,23 +370,30 @@ public class NotesPreferenceActivity extends PreferenceActivity {
getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null);
}
}).start();
//重置当地同步任务的信息
Toast.makeText(NotesPreferenceActivity.this,
getString(R.string.preferences_toast_success_set_accout, account),
Toast.LENGTH_SHORT).show();
//将toast的文本信息置为“设置账户成功”并显示出来
}
}
/*函数功能：删除同步账户*/
private void removeSyncAccount() {
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
//设置共享首选项
if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) {
editor.remove(PREFERENCE_SYNC_ACCOUNT_NAME);
//假如当前首选项中有账户就删除
}
if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) {
editor.remove(PREFERENCE_LAST_SYNC_TIME);
//删除当前首选项中有账户时间
}
editor.commit();
//提交更新后的数据
// clean up local gtask related info
new Thread(new Runnable() {
@ -338,51 +404,70 @@ public class NotesPreferenceActivity extends PreferenceActivity {
getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null);
}
}).start();
//重置当地同步任务的信息
}
/*函数功能：获取同步账户名称*/
public static String getSyncAccountName(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, "");
}
/*函数功能：设置最终同步的时间*/
public static void setLastSyncTime(Context context, long time) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
// 从共享首选项中找到相关账户并获取其编辑器
editor.putLong(PREFERENCE_LAST_SYNC_TIME, time);
editor.commit();
//编辑最终同步时间并提交更新
}
/* 函数功能：获取最终同步时间*/
public static long getLastSyncTime(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0);
}
/*
* 函数功能：接受同步信息
* 函数实现：继承BroadcastReceiver
*/
private class GTaskReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
refreshUI();
if (intent.getBooleanExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_IS_SYNCING, false)) {
//获取随广播而来的Intent中的同步服务的数据
TextView syncStatus = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
syncStatus.setText(intent
.getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG));
//通过获取的数据在设置系统的状态
}
}
}
/*
* 函数功能：处理菜单的选项
* 函数实现：如下注释
* 参数:MenuItem菜单选项
*/
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
//根据选项的id选择，这里只有一个主页
case android.R.id.home:
Intent intent = new Intent(this, NotesListActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(intent);
return true;
//在主页情况下在创建连接组件intent，发出清空的信号并开始一个相应的activity
default:
return false;
}
}
}
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