develop
lyt 2 years ago
parent 6c6328e346
commit 1374eb0388

@ -41,10 +41,10 @@ import java.io.IOException;
public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
private long mNoteId; private long mNoteId; // 提醒记录的ID
private String mSnippet; private String mSnippet; // 提醒记录的摘要
private static final int SNIPPET_PREW_MAX_LEN = 60; private static final int SNIPPET_PREW_MAX_LEN = 60; // 摘要预览的最大长度
MediaPlayer mPlayer; MediaPlayer mPlayer; // 媒体播放器
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
@ -64,20 +64,20 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
Intent intent = getIntent(); Intent intent = getIntent();
try { try {
mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); // 从Intent中获取提醒记录的ID
mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); // 根据ID从数据库中获取提醒记录的摘要
mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
: mSnippet; : mSnippet; // 如果摘要超过预设的最大长度,则截断并添加附加信息
} catch (IllegalArgumentException e) { } catch (IllegalArgumentException e) {
e.printStackTrace(); e.printStackTrace();
return; return;
} }
mPlayer = new MediaPlayer(); mPlayer = new MediaPlayer(); // 创建媒体播放器实例
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { // 检查提醒记录是否在数据库中可见
showActionDialog(); showActionDialog(); // 显示操作对话框
playAlarmSound(); playAlarmSound(); // 播放闹钟声音
} else { } else {
finish(); finish();
} }
@ -85,25 +85,25 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
private boolean isScreenOn() { private boolean isScreenOn() {
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
return pm.isScreenOn(); return pm.isScreenOn(); // 检查屏幕是否亮起
} }
private void playAlarmSound() { private void playAlarmSound() {
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); // 获取闹钟铃声的URI
int silentModeStreams = Settings.System.getInt(getContentResolver(), int silentModeStreams = Settings.System.getInt(getContentResolver(),
Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); // 获取受静音模式影响的音频流
if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) { if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
mPlayer.setAudioStreamType(silentModeStreams); mPlayer.setAudioStreamType(silentModeStreams); // 设置媒体播放器的音频流类型
} else { } else {
mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM); mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
} }
try { try {
mPlayer.setDataSource(this, url); mPlayer.setDataSource(this, url); // 设置媒体播放器的数据源
mPlayer.prepare(); mPlayer.prepare(); // 准备媒体播放器
mPlayer.setLooping(true); mPlayer.setLooping(true); // 设置循环播放
mPlayer.start(); mPlayer.start(); // 开始播放
} catch (IllegalArgumentException e) { } catch (IllegalArgumentException e) {
// TODO Auto-generated catch block // TODO Auto-generated catch block
e.printStackTrace(); e.printStackTrace();
@ -122,12 +122,12 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
private void showActionDialog() { private void showActionDialog() {
AlertDialog.Builder dialog = new AlertDialog.Builder(this); AlertDialog.Builder dialog = new AlertDialog.Builder(this);
dialog.setTitle(R.string.app_name); dialog.setTitle(R.string.app_name);
dialog.setMessage(mSnippet); dialog.setMessage(mSnippet); // 设置对话框的消息内容为提醒记录的摘要
dialog.setPositiveButton(R.string.notealert_ok, this); dialog.setPositiveButton(R.string.notealert_ok, this); // 设置对话框的确定按钮
if (isScreenOn()) { if (isScreenOn()) {
dialog.setNegativeButton(R.string.notealert_enter, this); dialog.setNegativeButton(R.string.notealert_enter, this); // 设置对话框的取消按钮
} }
dialog.show().setOnDismissListener(this); dialog.show().setOnDismissListener(this); // 显示对话框,并设置对话框的消失监听器
} }
public void onClick(DialogInterface dialog, int which) { public void onClick(DialogInterface dialog, int which) {
@ -136,7 +136,7 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
Intent intent = new Intent(this, NoteEditActivity.class); Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW); intent.setAction(Intent.ACTION_VIEW);
intent.putExtra(Intent.EXTRA_UID, mNoteId); intent.putExtra(Intent.EXTRA_UID, mNoteId);
startActivity(intent); startActivity(intent); // 启动编辑提醒记录的界面
break; break;
default: default:
break; break;
@ -144,15 +144,16 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
} }
public void onDismiss(DialogInterface dialog) { public void onDismiss(DialogInterface dialog) {
stopAlarmSound(); stopAlarmSound(); // 停止闹钟声音
finish(); finish(); // 结束当前Activity
} }
private void stopAlarmSound() { private void stopAlarmSound() {
if (mPlayer != null) { if (mPlayer != null) {
mPlayer.stop(); mPlayer.stop(); // 停止播放
mPlayer.release(); mPlayer.release(); // 释放资源
mPlayer = null; mPlayer = null;
} }
} }
} }

@ -31,8 +31,8 @@ import net.micode.notes.data.Notes.NoteColumns;
public class AlarmInitReceiver extends BroadcastReceiver { public class AlarmInitReceiver extends BroadcastReceiver {
private static final String [] PROJECTION = new String [] { private static final String [] PROJECTION = new String [] {
NoteColumns.ID, NoteColumns.ID, // 提醒记录的ID
NoteColumns.ALERTED_DATE NoteColumns.ALERTED_DATE // 提醒时间
}; };
private static final int COLUMN_ID = 0; private static final int COLUMN_ID = 0;
@ -40,7 +40,9 @@ public class AlarmInitReceiver extends BroadcastReceiver {
@Override @Override
public void onReceive(Context context, Intent intent) { public void onReceive(Context context, Intent intent) {
long currentDate = System.currentTimeMillis(); long currentDate = System.currentTimeMillis(); // 获取当前时间
// 查询数据库,获取需要提醒的记录
Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI, Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION, PROJECTION,
NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE, NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE,
@ -50,16 +52,16 @@ public class AlarmInitReceiver extends BroadcastReceiver {
if (c != null) { if (c != null) {
if (c.moveToFirst()) { if (c.moveToFirst()) {
do { do {
long alertDate = c.getLong(COLUMN_ALERTED_DATE); long alertDate = c.getLong(COLUMN_ALERTED_DATE); // 获取提醒时间
Intent sender = new Intent(context, AlarmReceiver.class); Intent sender = new Intent(context, AlarmReceiver.class); // 创建Intent对象用于触发AlarmReceiver类
sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID))); sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID))); // 设置Intent的数据以便在AlarmReceiver类中获取相应的提醒记录
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0); PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0); // 创建待定的广播Intent
AlarmManager alermManager = (AlarmManager) context AlarmManager alermManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); // 获取AlarmManager实例
.getSystemService(Context.ALARM_SERVICE); alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent); // 设置闹钟提醒
alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent);
} while (c.moveToNext()); } while (c.moveToNext());
} }
c.close(); c.close();
} }
} }
} }

@ -23,8 +23,8 @@ import android.content.Intent;
public class AlarmReceiver extends BroadcastReceiver { public class AlarmReceiver extends BroadcastReceiver {
@Override @Override
public void onReceive(Context context, Intent intent) { public void onReceive(Context context, Intent intent) {
intent.setClass(context, AlarmAlertActivity.class); intent.setClass(context, AlarmAlertActivity.class);//设置要启动的Activity类
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);//addFlags()方法用于添加启动标志
context.startActivity(intent); context.startActivity(intent);//用于启动Activity
} }
} }

@ -30,55 +30,82 @@ import android.widget.NumberPicker;
public class DateTimePicker extends FrameLayout { public class DateTimePicker extends FrameLayout {
// 默认启用状态
private static final boolean DEFAULT_ENABLE_STATE = true; private static final boolean DEFAULT_ENABLE_STATE = true;
// 一天中的小时数
private static final int HOURS_IN_HALF_DAY = 12; private static final int HOURS_IN_HALF_DAY = 12;
private static final int HOURS_IN_ALL_DAY = 24; private static final int HOURS_IN_ALL_DAY = 24;
// 一周中的天数
private static final int DAYS_IN_ALL_WEEK = 7; private static final int DAYS_IN_ALL_WEEK = 7;
// 日期选择器的最小和最大值
private static final int DATE_SPINNER_MIN_VAL = 0; private static final int DATE_SPINNER_MIN_VAL = 0;
private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1;
// 24小时制小时选择器的最小和最大值
private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0;
private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23;
// 12小时制小时选择器的最小和最大值
private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1;
private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;
// 分钟选择器的最小和最大值
private static final int MINUT_SPINNER_MIN_VAL = 0; private static final int MINUT_SPINNER_MIN_VAL = 0;
private static final int MINUT_SPINNER_MAX_VAL = 59; private static final int MINUT_SPINNER_MAX_VAL = 59;
// 上午/下午选择器的最小和最大值
private static final int AMPM_SPINNER_MIN_VAL = 0; private static final int AMPM_SPINNER_MIN_VAL = 0;
private static final int AMPM_SPINNER_MAX_VAL = 1; private static final int AMPM_SPINNER_MAX_VAL = 1;
// 日期选择器、小时选择器、分钟选择器和上午/下午选择器
private final NumberPicker mDateSpinner; private final NumberPicker mDateSpinner;
private final NumberPicker mHourSpinner; private final NumberPicker mHourSpinner;
private final NumberPicker mMinuteSpinner; private final NumberPicker mMinuteSpinner;
private final NumberPicker mAmPmSpinner; private final NumberPicker mAmPmSpinner;
// 当前日期
private Calendar mDate; private Calendar mDate;
// 显示的日期值
private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
// 是否为上午
private boolean mIsAm; private boolean mIsAm;
// 是否为24小时制
private boolean mIs24HourView; private boolean mIs24HourView;
// 是否启用控件
private boolean mIsEnabled = DEFAULT_ENABLE_STATE; private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
// 是否正在初始化
private boolean mInitialising; private boolean mInitialising;
// 日期时间变化监听器
private OnDateTimeChangedListener mOnDateTimeChangedListener; private OnDateTimeChangedListener mOnDateTimeChangedListener;
// 日期选择器值改变监听器
private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() { private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
@Override @Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) { public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
// 根据新旧值的差值更新日期
mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal); mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
updateDateControl(); updateDateControl();
onDateTimeChanged(); onDateTimeChanged();
} }
}; };
// 小时选择器值改变监听器
private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() { private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
@Override @Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) { public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
boolean isDateChanged = false; boolean isDateChanged = false;
Calendar cal = Calendar.getInstance(); Calendar cal = Calendar.getInstance();
if (!mIs24HourView) { if (!mIs24HourView) {
// 处理12小时制的上午/下午切换
if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) { if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
cal.setTimeInMillis(mDate.getTimeInMillis()); cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1); cal.add(Calendar.DAY_OF_YEAR, 1);
@ -88,12 +115,14 @@ public class DateTimePicker extends FrameLayout {
cal.add(Calendar.DAY_OF_YEAR, -1); cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true; isDateChanged = true;
} }
// 处理上午/下午切换
if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY || if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
mIsAm = !mIsAm; mIsAm = !mIsAm;
updateAmPmControl(); updateAmPmControl();
} }
} else { } else {
// 处理24小时制的日期切换
if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) { if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
cal.setTimeInMillis(mDate.getTimeInMillis()); cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1); cal.add(Calendar.DAY_OF_YEAR, 1);
@ -104,6 +133,7 @@ public class DateTimePicker extends FrameLayout {
isDateChanged = true; isDateChanged = true;
} }
} }
// 更新小时
int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY); int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
mDate.set(Calendar.HOUR_OF_DAY, newHour); mDate.set(Calendar.HOUR_OF_DAY, newHour);
onDateTimeChanged(); onDateTimeChanged();
@ -115,12 +145,14 @@ public class DateTimePicker extends FrameLayout {
} }
}; };
// 分钟选择器值改变监听器
private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() { private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() {
@Override @Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) { public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
int minValue = mMinuteSpinner.getMinValue(); int minValue = mMinuteSpinner.getMinValue();
int maxValue = mMinuteSpinner.getMaxValue(); int maxValue = mMinuteSpinner.getMaxValue();
int offset = 0; int offset = 0;
// 处理分钟的进位和借位
if (oldVal == maxValue && newVal == minValue) { if (oldVal == maxValue && newVal == minValue) {
offset += 1; offset += 1;
} else if (oldVal == minValue && newVal == maxValue) { } else if (oldVal == minValue && newVal == maxValue) {
@ -144,9 +176,11 @@ public class DateTimePicker extends FrameLayout {
} }
}; };
// 上午/下午选择器值改变监听器
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() { private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
@Override @Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) { public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
// 切换上午/下午
mIsAm = !mIsAm; mIsAm = !mIsAm;
if (mIsAm) { if (mIsAm) {
mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY); mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
@ -158,11 +192,13 @@ public class DateTimePicker extends FrameLayout {
} }
}; };
// 日期时间变化监听器接口
public interface OnDateTimeChangedListener { public interface OnDateTimeChangedListener {
void onDateTimeChanged(DateTimePicker view, int year, int month, void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute); int dayOfMonth, int hourOfDay, int minute);
} }
// 构造函数
public DateTimePicker(Context context) { public DateTimePicker(Context context) {
this(context, System.currentTimeMillis()); this(context, System.currentTimeMillis());
} }
@ -178,19 +214,24 @@ public class DateTimePicker extends FrameLayout {
mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY; mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
inflate(context, R.layout.datetime_picker, this); inflate(context, R.layout.datetime_picker, this);
// 初始化日期选择器
mDateSpinner = (NumberPicker) findViewById(R.id.date); mDateSpinner = (NumberPicker) findViewById(R.id.date);
mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL); mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL); mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
mDateSpinner.setOnValueChangedListener(mOnDateChangedListener); mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
// 初始化小时选择器
mHourSpinner = (NumberPicker) findViewById(R.id.hour); mHourSpinner = (NumberPicker) findViewById(R.id.hour);
mHourSpinner.setOnValueChangedListener(mOnHourChangedListener); mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
// 初始化分钟选择器
mMinuteSpinner = (NumberPicker) findViewById(R.id.minute); mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL); mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL); mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
mMinuteSpinner.setOnLongPressUpdateInterval(100); mMinuteSpinner.setOnLongPressUpdateInterval(100);
mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener); mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
// 初始化上午/下午选择器
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings(); String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm); mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL); mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
@ -198,22 +239,24 @@ public class DateTimePicker extends FrameLayout {
mAmPmSpinner.setDisplayedValues(stringsForAmPm); mAmPmSpinner.setDisplayedValues(stringsForAmPm);
mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener); mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
// update controls to initial state // 更新控件的初始状态
updateDateControl(); updateDateControl();
updateHourControl(); updateHourControl();
updateAmPmControl(); updateAmPmControl();
// 设置是否为24小时制
set24HourView(is24HourView); set24HourView(is24HourView);
// set to current time // 设置当前时间
setCurrentDate(date); setCurrentDate(date);
// 设置是否启用控件
setEnabled(isEnabled()); setEnabled(isEnabled());
// set the content descriptions
mInitialising = false; mInitialising = false;
} }
// 设置控件是否启用
@Override @Override
public void setEnabled(boolean enabled) { public void setEnabled(boolean enabled) {
if (mIsEnabled == enabled) { if (mIsEnabled == enabled) {
@ -226,6 +269,7 @@ public class DateTimePicker extends FrameLayout {
mAmPmSpinner.setEnabled(enabled); mAmPmSpinner.setEnabled(enabled);
mIsEnabled = enabled; mIsEnabled = enabled;
} }
}
@Override @Override
public boolean isEnabled() { public boolean isEnabled() {

@ -31,10 +31,10 @@ import android.text.format.DateUtils;
public class DateTimePickerDialog extends AlertDialog implements OnClickListener { public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
private Calendar mDate = Calendar.getInstance(); private Calendar mDate = Calendar.getInstance(); // 日历对象,用于存储日期和时间
private boolean mIs24HourView; private boolean mIs24HourView; // 是否使用24小时制
private OnDateTimeSetListener mOnDateTimeSetListener; private OnDateTimeSetListener mOnDateTimeSetListener; // 日期时间设置监听器
private DateTimePicker mDateTimePicker; private DateTimePicker mDateTimePicker; // 日期时间选择器
public interface OnDateTimeSetListener { public interface OnDateTimeSetListener {
void OnDateTimeSet(AlertDialog dialog, long date); void OnDateTimeSet(AlertDialog dialog, long date);
@ -42,34 +42,34 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
public DateTimePickerDialog(Context context, long date) { public DateTimePickerDialog(Context context, long date) {
super(context); super(context);
mDateTimePicker = new DateTimePicker(context); mDateTimePicker = new DateTimePicker(context); // 创建日期时间选择器
setView(mDateTimePicker); setView(mDateTimePicker); // 将日期时间选择器设置为对话框的视图
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() { mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
public void onDateTimeChanged(DateTimePicker view, int year, int month, public void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute) { int dayOfMonth, int hourOfDay, int minute) {
mDate.set(Calendar.YEAR, year); mDate.set(Calendar.YEAR, year); // 设置年份
mDate.set(Calendar.MONTH, month); mDate.set(Calendar.MONTH, month); // 设置月份
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); // 设置日期
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); // 设置小时
mDate.set(Calendar.MINUTE, minute); mDate.set(Calendar.MINUTE, minute); // 设置分钟
updateTitle(mDate.getTimeInMillis()); updateTitle(mDate.getTimeInMillis()); // 更新对话框标题
} }
}); });
mDate.setTimeInMillis(date); mDate.setTimeInMillis(date); // 设置初始日期时间
mDate.set(Calendar.SECOND, 0); mDate.set(Calendar.SECOND, 0); // 将秒数设置为0
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); // 设置日期时间选择器的当前日期时间
setButton(context.getString(R.string.datetime_dialog_ok), this); setButton(context.getString(R.string.datetime_dialog_ok), this); // 设置确定按钮
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); // 设置取消按钮
set24HourView(DateFormat.is24HourFormat(this.getContext())); set24HourView(DateFormat.is24HourFormat(this.getContext())); // 根据系统设置确定是否使用24小时制
updateTitle(mDate.getTimeInMillis()); updateTitle(mDate.getTimeInMillis()); // 更新对话框标题
} }
public void set24HourView(boolean is24HourView) { public void set24HourView(boolean is24HourView) {
mIs24HourView = is24HourView; mIs24HourView = is24HourView; // 设置是否使用24小时制
} }
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) { public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
mOnDateTimeSetListener = callBack; mOnDateTimeSetListener = callBack; // 设置日期时间设置监听器
} }
private void updateTitle(long date) { private void updateTitle(long date) {
@ -77,14 +77,14 @@ public class DateTimePickerDialog extends AlertDialog implements OnClickListener
DateUtils.FORMAT_SHOW_YEAR | DateUtils.FORMAT_SHOW_YEAR |
DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_DATE |
DateUtils.FORMAT_SHOW_TIME; DateUtils.FORMAT_SHOW_TIME;
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR; flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR; // 根据是否使用24小时制设置标志位
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); // 根据日期时间和标志位设置对话框标题
} }
public void onClick(DialogInterface arg0, int arg1) { public void onClick(DialogInterface arg0, int arg1) {
if (mOnDateTimeSetListener != null) { if (mOnDateTimeSetListener != null) {
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); // 触发日期时间设置监听器
} }
} }
} }

@ -28,34 +28,35 @@ import android.widget.PopupMenu.OnMenuItemClickListener;
import net.micode.notes.R; import net.micode.notes.R;
public class DropdownMenu { public class DropdownMenu {
private Button mButton; private Button mButton; // 下拉菜单的按钮
private PopupMenu mPopupMenu; private PopupMenu mPopupMenu; // 弹出菜单
private Menu mMenu; private Menu mMenu; // 菜单
public DropdownMenu(Context context, Button button, int menuId) { public DropdownMenu(Context context, Button button, int menuId) {
mButton = button; mButton = button;
mButton.setBackgroundResource(R.drawable.dropdown_icon); mButton.setBackgroundResource(R.drawable.dropdown_icon); // 设置按钮的背景图像为下拉图标
mPopupMenu = new PopupMenu(context, mButton); mPopupMenu = new PopupMenu(context, mButton); // 创建弹出菜单
mMenu = mPopupMenu.getMenu(); mMenu = mPopupMenu.getMenu(); // 获取菜单
mPopupMenu.getMenuInflater().inflate(menuId, mMenu); mPopupMenu.getMenuInflater().inflate(menuId, mMenu); // 填充菜单项
mButton.setOnClickListener(new OnClickListener() { mButton.setOnClickListener(new OnClickListener() {
public void onClick(View v) { public void onClick(View v) {
mPopupMenu.show(); mPopupMenu.show(); // 点击按钮时显示弹出菜单
} }
}); });
} }
public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
if (mPopupMenu != null) { if (mPopupMenu != null) {
mPopupMenu.setOnMenuItemClickListener(listener); mPopupMenu.setOnMenuItemClickListener(listener); // 设置菜单项点击监听器
} }
} }
public MenuItem findItem(int id) { public MenuItem findItem(int id) {
return mMenu.findItem(id); return mMenu.findItem(id); // 查找指定ID的菜单项
} }
public void setTitle(CharSequence title) { public void setTitle(CharSequence title) {
mButton.setText(title); mButton.setText(title); // 设置按钮的文本
} }
} }

@ -31,12 +31,12 @@ import net.micode.notes.data.Notes.NoteColumns;
public class FoldersListAdapter extends CursorAdapter { public class FoldersListAdapter extends CursorAdapter {
public static final String [] PROJECTION = { public static final String [] PROJECTION = {
NoteColumns.ID, NoteColumns.ID, // 列索引0ID列
NoteColumns.SNIPPET NoteColumns.SNIPPET // 列索引1SNIPPET列
}; };
public static final int ID_COLUMN = 0; public static final int ID_COLUMN = 0; // ID列的索引
public static final int NAME_COLUMN = 1; public static final int NAME_COLUMN = 1; // 名称列的索引
public FoldersListAdapter(Context context, Cursor c) { public FoldersListAdapter(Context context, Cursor c) {
super(context, c); super(context, c);
@ -45,7 +45,7 @@ public class FoldersListAdapter extends CursorAdapter {
@Override @Override
public View newView(Context context, Cursor cursor, ViewGroup parent) { public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new FolderListItem(context); return new FolderListItem(context); // 创建一个新的FolderListItem视图
} }
@Override @Override
@ -53,14 +53,14 @@ public class FoldersListAdapter extends CursorAdapter {
if (view instanceof FolderListItem) { if (view instanceof FolderListItem) {
String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
((FolderListItem) view).bind(folderName); ((FolderListItem) view).bind(folderName); // 将文件夹名称绑定到视图
} }
} }
public String getFolderName(Context context, int position) { public String getFolderName(Context context, int position) {
Cursor cursor = (Cursor) getItem(position); Cursor cursor = (Cursor) getItem(position);
return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); // 获取指定位置的文件夹名称
} }
private class FolderListItem extends LinearLayout { private class FolderListItem extends LinearLayout {
@ -68,13 +68,13 @@ public class FoldersListAdapter extends CursorAdapter {
public FolderListItem(Context context) { public FolderListItem(Context context) {
super(context); super(context);
inflate(context, R.layout.folder_list_item, this); inflate(context, R.layout.folder_list_item, this); // 填充自定义视图
mName = (TextView) findViewById(R.id.tv_folder_name); mName = (TextView) findViewById(R.id.tv_folder_name);
} }
public void bind(String name) { public void bind(String name) {
mName.setText(name); mName.setText(name); // 设置文件夹名称
} }
} }
} }

@ -80,83 +80,83 @@ import java.util.regex.Pattern;
public class NoteEditActivity extends Activity implements OnClickListener, public class NoteEditActivity extends Activity implements OnClickListener,
NoteSettingChangedListener, OnTextViewChangeListener { NoteSettingChangedListener, OnTextViewChangeListener {
private class HeadViewHolder { private class HeadViewHolder {
public TextView tvModified; public TextView tvModified; // 修改日期
public ImageView ivAlertIcon; public ImageView ivAlertIcon; // 提醒图标
public TextView tvAlertDate; public TextView tvAlertDate; // 提醒日期
public ImageView ibSetBgColor; public ImageView ibSetBgColor; // 设置背景颜色按钮
public EditText editText; public EditText editText; // 编辑框
public TextView textView; public TextView textView; // 文本视图
} }
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();
static { static {
sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); // 黄色背景按钮
sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); // 红色背景按钮
sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); // 蓝色背景按钮
sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); // 绿色背景按钮
sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); // 白色背景按钮
} }
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
static { static {
sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); // 选择的黄色背景按钮
sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); // 选择的红色背景按钮
sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); // 选择的蓝色背景按钮
sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); // 选择的绿色背景按钮
sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); // 选择的白色背景按钮
} }
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
static { static {
sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); // 大号字体按钮
sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); // 小号字体按钮
sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); // 中号字体按钮
sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); // 超大号字体按钮
} }
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
static { static {
sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); // 选择的大号字体按钮
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); // 选择的小号字体按钮
sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); // 选择的中号字体按钮
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); // 选择的超大号字体按钮
} }
private static final String TAG = "NoteEditActivity"; private static final String TAG = "NoteEditActivity";
private HeadViewHolder mNoteHeaderHolder; private HeadViewHolder mNoteHeaderHolder; // 头部视图持有者
private View mHeadViewPanel; private View mHeadViewPanel; // 头部视图面板
private View mNoteBgColorSelector; private View mNoteBgColorSelector; // 笔记背景颜色选择器
private View mFontSizeSelector; private View mFontSizeSelector; // 字体大小选择器
private EditText mNoteEditor; private EditText mNoteEditor; // 笔记编辑器
private View mNoteEditorPanel; private View mNoteEditorPanel; // 笔记编辑器面板
private WorkingNote mWorkingNote; private WorkingNote mWorkingNote; // 当前工作笔记
private SharedPreferences mSharedPrefs; private SharedPreferences mSharedPrefs; // 共享首选项
private int mFontSizeId; private int mFontSizeId; // 字体大小ID
private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小首选项
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷图标标题最大长度
public static final String TAG_CHECKED = String.valueOf('\u221A'); public static final String TAG_CHECKED = String.valueOf('\u221A'); // 选中标签
public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 未选中标签
private LinearLayout mEditTextList; private LinearLayout mEditTextList; // 编辑文本列表
private String mUserQuery; private String mUserQuery; // 用户查询
private Pattern mPattern; private Pattern mPattern; // 模式
private EditText editText; private EditText editText; // 编辑框
private TextView textView; private TextView textView; // 文本视图
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);

@ -99,119 +99,117 @@ public class NoteEditText extends EditText {
// TODO Auto-generated constructor stub // TODO Auto-generated constructor stub
} }
@Override @Override
public boolean onTouchEvent(MotionEvent event) { public boolean onTouchEvent(MotionEvent event) {
switch (event.getAction()) { // 处理触摸事件,用于设置光标位置
case MotionEvent.ACTION_DOWN: switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
int x = (int) event.getX(); int x = (int) event.getX();
int y = (int) event.getY(); int y = (int) event.getY();
x -= getTotalPaddingLeft(); x -= getTotalPaddingLeft();
y -= getTotalPaddingTop(); y -= getTotalPaddingTop();
x += getScrollX(); x += getScrollX();
y += getScrollY(); y += getScrollY();
Layout layout = getLayout();
Layout layout = getLayout(); int line = layout.getLineForVertical(y);
int line = layout.getLineForVertical(y); int off = layout.getOffsetForHorizontal(line, x);
int off = layout.getOffsetForHorizontal(line, x); Selection.setSelection(getText(), off);
Selection.setSelection(getText(), off); break;
break;
}
return super.onTouchEvent(event);
} }
return super.onTouchEvent(event);
}
@Override @Override
public boolean onKeyDown(int keyCode, KeyEvent event) { public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) { // 处理按键按下事件
case KeyEvent.KEYCODE_ENTER: switch (keyCode) {
if (mOnTextViewChangeListener != null) { case KeyEvent.KEYCODE_ENTER:
return false; if (mOnTextViewChangeListener != null) {
} return false;
break; }
case KeyEvent.KEYCODE_DEL: break;
mSelectionStartBeforeDelete = getSelectionStart(); case KeyEvent.KEYCODE_DEL:
break; mSelectionStartBeforeDelete = getSelectionStart();
default: break;
break; default:
} break;
return super.onKeyDown(keyCode, event);
} }
return super.onKeyDown(keyCode, event);
}
@Override @Override
public boolean onKeyUp(int keyCode, KeyEvent event) { public boolean onKeyUp(int keyCode, KeyEvent event) {
switch(keyCode) { // 处理按键释放事件
case KeyEvent.KEYCODE_DEL: switch(keyCode) {
if (mOnTextViewChangeListener != null) { case KeyEvent.KEYCODE_DEL:
if (0 == mSelectionStartBeforeDelete && mIndex != 0) { if (mOnTextViewChangeListener != null) {
mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); if (0 == mSelectionStartBeforeDelete && mIndex != 0) {
return true; mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString());
} return true;
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
}
break;
case KeyEvent.KEYCODE_ENTER:
if (mOnTextViewChangeListener != null) {
int selectionStart = getSelectionStart();
String text = getText().subSequence(selectionStart, length()).toString();
setText(getText().subSequence(0, selectionStart));
mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text);
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
} }
break;
default:
break;
}
return super.onKeyUp(keyCode, event);
}
@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
if (mOnTextViewChangeListener != null) {
if (!focused && TextUtils.isEmpty(getText())) {
mOnTextViewChangeListener.onTextChange(mIndex, false);
} else { } else {
mOnTextViewChangeListener.onTextChange(mIndex, true); Log.d(TAG, "OnTextViewChangeListener was not seted");
} }
} break;
super.onFocusChanged(focused, direction, previouslyFocusedRect); case KeyEvent.KEYCODE_ENTER:
if (mOnTextViewChangeListener != null) {
int selectionStart = getSelectionStart();
String text = getText().subSequence(selectionStart, length()).toString();
setText(getText().subSequence(0, selectionStart));
mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text);
} else {
Log.d(TAG, "OnTextViewChangeListener was not seted");
}
break;
default:
break;
} }
return super.onKeyUp(keyCode, event);
}
@Override @Override
protected void onCreateContextMenu(ContextMenu menu) { protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
if (getText() instanceof Spanned) { // 处理焦点变化事件
int selStart = getSelectionStart(); if (mOnTextViewChangeListener != null) {
int selEnd = getSelectionEnd(); if (!focused && TextUtils.isEmpty(getText())) {
mOnTextViewChangeListener.onTextChange(mIndex, false);
int min = Math.min(selStart, selEnd); } else {
int max = Math.max(selStart, selEnd); mOnTextViewChangeListener.onTextChange(mIndex, true);
}
final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); }
if (urls.length == 1) { super.onFocusChanged(focused, direction, previouslyFocusedRect);
int defaultResId = 0; }
for(String schema: sSchemaActionResMap.keySet()) {
if(urls[0].getURL().indexOf(schema) >= 0) {
defaultResId = sSchemaActionResMap.get(schema);
break;
}
}
if (defaultResId == 0) { @Override
defaultResId = R.string.note_link_other; protected void onCreateContextMenu(ContextMenu menu) {
// 创建上下文菜单
if (getText() instanceof Spanned) {
int selStart = getSelectionStart();
int selEnd = getSelectionEnd();
int min = Math.min(selStart, selEnd);
int max = Math.max(selStart, selEnd);
final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class);
if (urls.length == 1) {
int defaultResId = 0;
for(String schema: sSchemaActionResMap.keySet()) {
if(urls[0].getURL().indexOf(schema) >= 0) {
defaultResId = sSchemaActionResMap.get(schema);
break;
} }
menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
new OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
// goto a new intent
urls[0].onClick(NoteEditText.this);
return true;
}
});
} }
if (defaultResId == 0) {
defaultResId = R.string.note_link_other;
}
menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
new OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
// 执行URLSpan的点击操作
urls[0].onClick(NoteEditText.this);
return true;
}
});
} }
super.onCreateContextMenu(menu);
} }
super.onCreateContextMenu(menu);
} }

@ -77,62 +77,69 @@ public class NoteItemData {
private boolean mIsMultiNotesFollowingFolder; private boolean mIsMultiNotesFollowingFolder;
public NoteItemData(Context context, Cursor cursor) { public NoteItemData(Context context, Cursor cursor) {
mId = cursor.getLong(ID_COLUMN); // 构造函数用于从数据库查询结果中创建NoteItemData对象
mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); mId = cursor.getLong(ID_COLUMN);
mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN);
mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN);
mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN);
mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false;
mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN);
mParentId = cursor.getLong(PARENT_ID_COLUMN); mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN);
mSnippet = cursor.getString(SNIPPET_COLUMN); mParentId = cursor.getLong(PARENT_ID_COLUMN);
mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( mSnippet = cursor.getString(SNIPPET_COLUMN);
NoteEditActivity.TAG_UNCHECKED, ""); mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace(
mType = cursor.getInt(TYPE_COLUMN); NoteEditActivity.TAG_UNCHECKED, "");
mWidgetId = cursor.getInt(WIDGET_ID_COLUMN); mType = cursor.getInt(TYPE_COLUMN);
mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); mWidgetId = cursor.getInt(WIDGET_ID_COLUMN);
mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
mPhoneNumber = "";
if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { mPhoneNumber = "";
mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
if (!TextUtils.isEmpty(mPhoneNumber)) { // 如果父文件夹ID为通话记录文件夹ID则获取与该笔记关联的电话号码
mName = Contact.getContact(context, mPhoneNumber); mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
if (mName == null) { if (!TextUtils.isEmpty(mPhoneNumber)) {
mName = mPhoneNumber; // 如果电话号码不为空,则获取联系人姓名
} mName = Contact.getContact(context, mPhoneNumber);
if (mName == null) {
mName = mPhoneNumber;
} }
} }
}
if (mName == null) { if (mName == null) {
mName = ""; mName = "";
} }
checkPostion(cursor); checkPostion(cursor);
} }
private void checkPostion(Cursor cursor) { private void checkPostion(Cursor cursor) {
mIsLastItem = cursor.isLast() ? true : false; // 检查笔记在列表中的位置
mIsFirstItem = cursor.isFirst() ? true : false; mIsLastItem = cursor.isLast() ? true : false;
mIsOnlyOneItem = (cursor.getCount() == 1); mIsFirstItem = cursor.isFirst() ? true : false;
mIsMultiNotesFollowingFolder = false; mIsOnlyOneItem = (cursor.getCount() == 1);
mIsOneNoteFollowingFolder = false; mIsMultiNotesFollowingFolder = false;
mIsOneNoteFollowingFolder = false;
if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
int position = cursor.getPosition(); if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
if (cursor.moveToPrevious()) { // 如果笔记类型为普通笔记且不是第一个笔记
if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER int position = cursor.getPosition();
|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) { if (cursor.moveToPrevious()) {
if (cursor.getCount() > (position + 1)) { if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
mIsMultiNotesFollowingFolder = true; || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
} else { // 如果上一个笔记类型为文件夹或系统文件夹
mIsOneNoteFollowingFolder = true; if (cursor.getCount() > (position + 1)) {
} mIsMultiNotesFollowingFolder = true;
} } else {
if (!cursor.moveToNext()) { mIsOneNoteFollowingFolder = true;
throw new IllegalStateException("cursor move to previous but can't move back");
} }
} }
if (!cursor.moveToNext()) {
throw new IllegalStateException("cursor move to previous but can't move back");
}
} }
} }
}
public boolean isOneFollowingFolder() { public boolean isOneFollowingFolder() {
return mIsOneNoteFollowingFolder; return mIsOneNoteFollowingFolder;

@ -38,11 +38,13 @@ public class NotesListAdapter extends CursorAdapter {
private int mNotesCount; private int mNotesCount;
private boolean mChoiceMode; private boolean mChoiceMode;
// 静态内部类,用于存储小部件的属性
public static class AppWidgetAttribute { public static class AppWidgetAttribute {
public int widgetId; public int widgetId;
public int widgetType; public int widgetType;
}; };
// 构造函数,初始化成员变量
public NotesListAdapter(Context context) { public NotesListAdapter(Context context) {
super(context, null); super(context, null);
mSelectedIndex = new HashMap<Integer, Boolean>(); mSelectedIndex = new HashMap<Integer, Boolean>();
@ -50,11 +52,13 @@ public class NotesListAdapter extends CursorAdapter {
mNotesCount = 0; mNotesCount = 0;
} }
// 创建新的NotesListItem视图
@Override @Override
public View newView(Context context, Cursor cursor, ViewGroup parent) { public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new NotesListItem(context); return new NotesListItem(context);
} }
// 将数据绑定到视图上
@Override @Override
public void bindView(View view, Context context, Cursor cursor) { public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof NotesListItem) { if (view instanceof NotesListItem) {
@ -64,20 +68,24 @@ public class NotesListAdapter extends CursorAdapter {
} }
} }
// 设置指定位置的项的选中状态
public void setCheckedItem(final int position, final boolean checked) { public void setCheckedItem(final int position, final boolean checked) {
mSelectedIndex.put(position, checked); mSelectedIndex.put(position, checked);
notifyDataSetChanged(); notifyDataSetChanged();
} }
// 判断是否处于选择模式
public boolean isInChoiceMode() { public boolean isInChoiceMode() {
return mChoiceMode; return mChoiceMode;
} }
// 设置选择模式
public void setChoiceMode(boolean mode) { public void setChoiceMode(boolean mode) {
mSelectedIndex.clear(); mSelectedIndex.clear();
mChoiceMode = mode; mChoiceMode = mode;
} }
// 选择所有的项
public void selectAll(boolean checked) { public void selectAll(boolean checked) {
Cursor cursor = getCursor(); Cursor cursor = getCursor();
for (int i = 0; i < getCount(); i++) { for (int i = 0; i < getCount(); i++) {
@ -89,6 +97,7 @@ public class NotesListAdapter extends CursorAdapter {
} }
} }
// 获取选中项的ID集合
public HashSet<Long> getSelectedItemIds() { public HashSet<Long> getSelectedItemIds() {
HashSet<Long> itemSet = new HashSet<Long>(); HashSet<Long> itemSet = new HashSet<Long>();
for (Integer position : mSelectedIndex.keySet()) { for (Integer position : mSelectedIndex.keySet()) {
@ -105,6 +114,7 @@ public class NotesListAdapter extends CursorAdapter {
return itemSet; return itemSet;
} }
// 获取选中的小部件集合
public HashSet<AppWidgetAttribute> getSelectedWidget() { public HashSet<AppWidgetAttribute> getSelectedWidget() {
HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>(); HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
for (Integer position : mSelectedIndex.keySet()) { for (Integer position : mSelectedIndex.keySet()) {
@ -128,6 +138,7 @@ public class NotesListAdapter extends CursorAdapter {
return itemSet; return itemSet;
} }
// 获取选中项的数量
public int getSelectedCount() { public int getSelectedCount() {
Collection<Boolean> values = mSelectedIndex.values(); Collection<Boolean> values = mSelectedIndex.values();
if (null == values) { if (null == values) {
@ -143,11 +154,13 @@ public class NotesListAdapter extends CursorAdapter {
return count; return count;
} }
// 判断是否所有项都被选中
public boolean isAllSelected() { public boolean isAllSelected() {
int checkedCount = getSelectedCount(); int checkedCount = getSelectedCount();
return (checkedCount != 0 && checkedCount == mNotesCount); return (checkedCount != 0 && checkedCount == mNotesCount);
} }
// 判断指定位置的项是否被选中
public boolean isSelectedItem(final int position) { public boolean isSelectedItem(final int position) {
if (null == mSelectedIndex.get(position)) { if (null == mSelectedIndex.get(position)) {
return false; return false;
@ -155,18 +168,21 @@ public class NotesListAdapter extends CursorAdapter {
return mSelectedIndex.get(position); return mSelectedIndex.get(position);
} }
// 数据发生变化时更新笔记项的数量
@Override @Override
protected void onContentChanged() { protected void onContentChanged() {
super.onContentChanged(); super.onContentChanged();
calcNotesCount(); calcNotesCount();
} }
// 更改游标时更新笔记项的数量
@Override @Override
public void changeCursor(Cursor cursor) { public void changeCursor(Cursor cursor) {
super.changeCursor(cursor); super.changeCursor(cursor);
calcNotesCount(); calcNotesCount();
} }
// 计算笔记项的数量
private void calcNotesCount() { private void calcNotesCount() {
mNotesCount = 0; mNotesCount = 0;
for (int i = 0; i < getCount(); i++) { for (int i = 0; i < getCount(); i++) {
@ -182,3 +198,4 @@ public class NotesListAdapter extends CursorAdapter {
} }
} }
} }

@ -31,24 +31,25 @@ import net.micode.notes.tool.ResourceParser.NoteItemBgResources;
public class NotesListItem extends LinearLayout { public class NotesListItem extends LinearLayout {
private ImageView mAlert; private ImageView mAlert; // 显示警告图标的ImageView
private TextView mTitle; private TextView mTitle; // 显示标题的TextView
private TextView mTime; private TextView mTime; // 显示时间的TextView
private TextView mCallName; private TextView mCallName; // 显示呼叫名称的TextView
private NoteItemData mItemData; private NoteItemData mItemData; // 笔记项的数据
private CheckBox mCheckBox; private CheckBox mCheckBox; // 多选模式下的复选框
public NotesListItem(Context context) { public NotesListItem(Context context) {
super(context); super(context);
inflate(context, R.layout.note_item, this); inflate(context, R.layout.note_item, this); // 加载note_item布局文件到当前LinearLayout
mAlert = (ImageView) findViewById(R.id.iv_alert_icon); mAlert = (ImageView) findViewById(R.id.iv_alert_icon); // 初始化mAlert为布局文件中的ImageView
mTitle = (TextView) findViewById(R.id.tv_title); mTitle = (TextView) findViewById(R.id.tv_title); // 初始化mTitle为布局文件中的TextView
mTime = (TextView) findViewById(R.id.tv_time); mTime = (TextView) findViewById(R.id.tv_time); // 初始化mTime为布局文件中的TextView
mCallName = (TextView) findViewById(R.id.tv_name); mCallName = (TextView) findViewById(R.id.tv_name); // 初始化mCallName为布局文件中的TextView
mCheckBox = (CheckBox) findViewById(android.R.id.checkbox); mCheckBox = (CheckBox) findViewById(android.R.id.checkbox); // 初始化mCheckBox为布局文件中的CheckBox
} }
public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) { public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) {
// 根据选择模式和数据类型设置复选框的可见性和选中状态
if (choiceMode && data.getType() == Notes.TYPE_NOTE) { if (choiceMode && data.getType() == Notes.TYPE_NOTE) {
mCheckBox.setVisibility(View.VISIBLE); mCheckBox.setVisibility(View.VISIBLE);
mCheckBox.setChecked(checked); mCheckBox.setChecked(checked);
@ -56,8 +57,11 @@ public class NotesListItem extends LinearLayout {
mCheckBox.setVisibility(View.GONE); mCheckBox.setVisibility(View.GONE);
} }
mItemData = data; mItemData = data; // 保存数据到成员变量
// 根据数据类型和数据内容设置显示的文本和图标
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
// 如果数据是通话记录文件夹
mCallName.setVisibility(View.GONE); mCallName.setVisibility(View.GONE);
mAlert.setVisibility(View.VISIBLE); mAlert.setVisibility(View.VISIBLE);
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
@ -65,6 +69,7 @@ public class NotesListItem extends LinearLayout {
+ context.getString(R.string.format_folder_files_count, data.getNotesCount())); + context.getString(R.string.format_folder_files_count, data.getNotesCount()));
mAlert.setImageResource(R.drawable.call_record); mAlert.setImageResource(R.drawable.call_record);
} else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { } else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) {
// 如果数据是通话记录文件夹的子项
mCallName.setVisibility(View.VISIBLE); mCallName.setVisibility(View.VISIBLE);
mCallName.setText(data.getCallName()); mCallName.setText(data.getCallName());
mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem); mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem);
@ -76,15 +81,18 @@ public class NotesListItem extends LinearLayout {
mAlert.setVisibility(View.GONE); mAlert.setVisibility(View.GONE);
} }
} else { } else {
// 其他类型的数据
mCallName.setVisibility(View.GONE); mCallName.setVisibility(View.GONE);
mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
if (data.getType() == Notes.TYPE_FOLDER) { if (data.getType() == Notes.TYPE_FOLDER) {
// 如果数据是文件夹类型
mTitle.setText(data.getSnippet() mTitle.setText(data.getSnippet()
+ context.getString(R.string.format_folder_files_count, + context.getString(R.string.format_folder_files_count,
data.getNotesCount())); data.getNotesCount()));
mAlert.setVisibility(View.GONE); mAlert.setVisibility(View.GONE);
} else { } else {
// 如果数据是笔记类型
mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet())); mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
if (data.hasAlert()) { if (data.hasAlert()) {
mAlert.setImageResource(R.drawable.clock); mAlert.setImageResource(R.drawable.clock);
@ -94,14 +102,16 @@ public class NotesListItem extends LinearLayout {
} }
} }
} }
mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));
setBackground(data); mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate())); // 设置时间文本
setBackground(data); // 设置背景
} }
private void setBackground(NoteItemData data) { private void setBackground(NoteItemData data) {
int id = data.getBgColorId(); int id = data.getBgColorId();
if (data.getType() == Notes.TYPE_NOTE) { if (data.getType() == Notes.TYPE_NOTE) {
// 如果数据是笔记类型
if (data.isSingle() || data.isOneFollowingFolder()) { if (data.isSingle() || data.isOneFollowingFolder()) {
setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id)); setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id));
} else if (data.isLast()) { } else if (data.isLast()) {
@ -112,11 +122,13 @@ public class NotesListItem extends LinearLayout {
setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id)); setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id));
} }
} else { } else {
// 如果数据是文件夹类型
setBackgroundResource(NoteItemBgResources.getFolderBgRes()); setBackgroundResource(NoteItemBgResources.getFolderBgRes());
} }
} }
public NoteItemData getItemData() { public NoteItemData getItemData() {
return mItemData; return mItemData; // 返回笔记项的数据
} }
} }

@ -70,225 +70,269 @@ public class NotesPreferenceActivity extends PreferenceActivity {
private boolean mHasAddedAccount; private boolean mHasAddedAccount;
@Override @Override
protected void onCreate(Bundle icicle) { protected void onCreate(Bundle icicle) {
super.onCreate(icicle); super.onCreate(icicle);
/* using the app icon for navigation */ /* using the app icon for navigation */
getActionBar().setDisplayHomeAsUpEnabled(true); getActionBar().setDisplayHomeAsUpEnabled(true); // 设置ActionBar的导航按钮可见通常用于返回上一个界面。
addPreferencesFromResource(R.xml.preferences); addPreferencesFromResource(R.xml.preferences); // 从XML资源文件中加载偏好设置。
mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY);
mReceiver = new GTaskReceiver(); mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY); // 获取偏好设置中的PreferenceCategory对象。
IntentFilter filter = new IntentFilter();
filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); mReceiver = new GTaskReceiver(); // 创建一个GTaskReceiver对象用于接收广播。
registerReceiver(mReceiver, filter);
IntentFilter filter = new IntentFilter(); // 创建一个IntentFilter对象用于过滤广播。
mOriAccounts = null;
View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null); filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); // 添加一个广播动作到IntentFilter中。
getListView().addHeaderView(header, null, true);
} registerReceiver(mReceiver, filter); // 注册广播接收器,使其能够接收指定动作的广播。
mOriAccounts = null; // 将mOriAccounts变量设置为null。
View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null); // 通过布局文件`settings_header`创建一个视图对象。
getListView().addHeaderView(header, null, true); // 将创建的视图对象添加为ListView的头部视图。
}
@Override @Override
protected void onResume() { protected void onResume() {
super.onResume(); super.onResume();
// need to set sync account automatically if user has added a new // 如果用户已经添加了一个新的账户,那么就需要自动设置同步账户
// account if (mHasAddedAccount) {
if (mHasAddedAccount) { // 获取所有的Google账户并将其存储在一个数组中
Account[] accounts = getGoogleAccounts(); Account[] accounts = getGoogleAccounts();
if (mOriAccounts != null && accounts.length > mOriAccounts.length) { // 如果新账户的数量大于旧账户的数量,说明有新账户添加
for (Account accountNew : accounts) { if (mOriAccounts != null && accounts.length > mOriAccounts.length) {
boolean found = false; // 遍历新账户数组,与旧账户数组进行比较
for (Account accountOld : mOriAccounts) { for (Account accountNew : accounts) {
if (TextUtils.equals(accountOld.name, accountNew.name)) { boolean found = false;
found = true; for (Account accountOld : mOriAccounts) {
break; // 如果找到了相同的账户将found标志设置为true并跳出循环
} if (TextUtils.equals(accountOld.name, accountNew.name)) {
} found = true;
if (!found) {
setSyncAccount(accountNew.name);
break; break;
} }
} }
// 如果没有找到相同的账户就调用setSyncAccount()方法设置同步账户为新账户的名称,并跳出循环
if (!found) {
setSyncAccount(accountNew.name);
break;
}
} }
} }
refreshUI();
} }
@Override // 刷新用户界面
protected void onDestroy() { refreshUI();
if (mReceiver != null) { }
unregisterReceiver(mReceiver);
}
super.onDestroy(); @Override
protected void onDestroy() {
// 如果广播接收器不为空,则取消注册
if (mReceiver != null) {
unregisterReceiver(mReceiver);
} }
super.onDestroy();
}
private void loadAccountPreference() { private void loadAccountPreference() {
mAccountCategory.removeAll(); // 清空账户类别下的所有偏好设置
mAccountCategory.removeAll();
Preference accountPref = new Preference(this);
final String defaultAccount = getSyncAccountName(this); // 创建一个Preference对象
accountPref.setTitle(getString(R.string.preferences_account_title)); Preference accountPref = new Preference(this);
accountPref.setSummary(getString(R.string.preferences_account_summary)); final String defaultAccount = getSyncAccountName(this);
accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() { // 设置Preference的标题和摘要
public boolean onPreferenceClick(Preference preference) { accountPref.setTitle(getString(R.string.preferences_account_title));
if (!GTaskSyncService.isSyncing()) { accountPref.setSummary(getString(R.string.preferences_account_summary));
if (TextUtils.isEmpty(defaultAccount)) { // 设置Preference的点击事件监听器
// the first time to set account accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
showSelectAccountAlertDialog(); public boolean onPreferenceClick(Preference preference) {
} else { // 如果当前没有正在进行同步操作
// if the account has already been set, we need to promp if (!GTaskSyncService.isSyncing()) {
// user about the risk // 如果默认账户为空,说明是第一次设置账户
showChangeAccountConfirmAlertDialog(); if (TextUtils.isEmpty(defaultAccount)) {
} // 显示选择账户的对话框
showSelectAccountAlertDialog();
} else { } else {
Toast.makeText(NotesPreferenceActivity.this, // 如果账户已经设置过,需要提示用户风险
R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT) showChangeAccountConfirmAlertDialog();
.show();
} }
return true; } else {
// 如果当前正在进行同步操作,显示提示信息
Toast.makeText(NotesPreferenceActivity.this,
R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT)
.show();
} }
}); return true;
}
});
mAccountCategory.addPreference(accountPref); // 将Preference添加到账户类别下
} mAccountCategory.addPreference(accountPref);
}
private void loadSyncButton() {
Button syncButton = (Button) findViewById(R.id.preference_sync_button);
TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
// set button state private void loadSyncButton() {
if (GTaskSyncService.isSyncing()) { // 获取同步按钮和上次同步时间的视图
syncButton.setText(getString(R.string.preferences_button_sync_cancel)); Button syncButton = (Button) findViewById(R.id.preference_sync_button);
syncButton.setOnClickListener(new View.OnClickListener() { TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
public void onClick(View v) {
GTaskSyncService.cancelSync(NotesPreferenceActivity.this);
}
});
} else {
syncButton.setText(getString(R.string.preferences_button_sync_immediately));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
GTaskSyncService.startSync(NotesPreferenceActivity.this);
}
});
}
syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this)));
// set last sync time // 设置按钮状态
if (GTaskSyncService.isSyncing()) { if (GTaskSyncService.isSyncing()) {
lastSyncTimeView.setText(GTaskSyncService.getProgressString()); syncButton.setText(getString(R.string.preferences_button_sync_cancel));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// 取消同步操作
GTaskSyncService.cancelSync(NotesPreferenceActivity.this);
}
});
} else {
syncButton.setText(getString(R.string.preferences_button_sync_immediately));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// 开始同步操作
GTaskSyncService.startSync(NotesPreferenceActivity.this);
}
});
}
// 根据同步账户的名称设置按钮是否可用
syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this)));
// 设置上次同步时间
if (GTaskSyncService.isSyncing()) {
lastSyncTimeView.setText(GTaskSyncService.getProgressString());
lastSyncTimeView.setVisibility(View.VISIBLE);
} else {
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); lastSyncTimeView.setVisibility(View.VISIBLE);
} else { } else {
long lastSyncTime = getLastSyncTime(this); lastSyncTimeView.setVisibility(View.GONE);
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);
} else {
lastSyncTimeView.setVisibility(View.GONE);
}
} }
} }
}
private void refreshUI() { private void refreshUI() {
loadAccountPreference(); // 刷新用户界面
loadSyncButton(); loadAccountPreference();
} loadSyncButton();
}
private void showSelectAccountAlertDialog() {
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
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));
dialogBuilder.setCustomTitle(titleView);
dialogBuilder.setPositiveButton(null, null);
Account[] accounts = getGoogleAccounts(); private void showSelectAccountAlertDialog() {
String defAccount = getSyncAccountName(this); // 创建对话框构建器
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
mOriAccounts = accounts;
mHasAddedAccount = false; // 设置对话框标题视图
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
if (accounts.length > 0) { TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
CharSequence[] items = new CharSequence[accounts.length]; titleTextView.setText(getString(R.string.preferences_dialog_select_account_title));
final CharSequence[] itemMapping = items; TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
int checkedItem = -1; subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips));
int index = 0; dialogBuilder.setCustomTitle(titleView);
for (Account account : accounts) { dialogBuilder.setPositiveButton(null, null);
if (TextUtils.equals(account.name, defAccount)) {
checkedItem = index; // 获取Google账户列表和当前同步账户
} Account[] accounts = getGoogleAccounts();
items[index++] = account.name; String defAccount = getSyncAccountName(this);
mOriAccounts = accounts;
mHasAddedAccount = false;
if (accounts.length > 0) {
// 构建单选列表项
CharSequence[] items = new CharSequence[accounts.length];
final CharSequence[] itemMapping = items;
int checkedItem = -1;
int index = 0;
for (Account account : accounts) {
if (TextUtils.equals(account.name, defAccount)) {
checkedItem = index;
} }
dialogBuilder.setSingleChoiceItems(items, checkedItem, items[index++] = account.name;
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
setSyncAccount(itemMapping[which].toString());
dialog.dismiss();
refreshUI();
}
});
} }
dialogBuilder.setSingleChoiceItems(items, checkedItem,
View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null); new DialogInterface.OnClickListener() {
dialogBuilder.setView(addAccountView); public void onClick(DialogInterface dialog, int which) {
// 设置同步账户并刷新界面
final AlertDialog dialog = dialogBuilder.show(); setSyncAccount(itemMapping[which].toString());
addAccountView.setOnClickListener(new View.OnClickListener() { dialog.dismiss();
public void onClick(View v) { refreshUI();
mHasAddedAccount = true; }
Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
"gmail-ls"
}); });
startActivityForResult(intent, -1);
dialog.dismiss();
}
});
} }
private void showChangeAccountConfirmAlertDialog() { // 设置添加账户的视图
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null);
dialogBuilder.setView(addAccountView);
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title); // 显示对话框
titleTextView.setText(getString(R.string.preferences_dialog_change_account_title, final AlertDialog dialog = dialogBuilder.show();
getSyncAccountName(this))); addAccountView.setOnClickListener(new View.OnClickListener() {
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); public void onClick(View v) {
subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg)); // 标记已添加账户,并打开添加账户的界面
dialogBuilder.setCustomTitle(titleView); mHasAddedAccount = true;
Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
CharSequence[] menuItemArray = new CharSequence[] { intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
getString(R.string.preferences_menu_change_account), "gmail-ls"
getString(R.string.preferences_menu_remove_account), });
getString(R.string.preferences_menu_cancel) startActivityForResult(intent, -1);
}; dialog.dismiss();
dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() { }
public void onClick(DialogInterface dialog, int which) { });
if (which == 0) { }
showSelectAccountAlertDialog();
} else if (which == 1) { private void showChangeAccountConfirmAlertDialog() {
removeSyncAccount(); // 创建对话框构建器
refreshUI(); AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
}
// 设置对话框标题视图
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));
dialogBuilder.setCustomTitle(titleView);
// 设置对话框选项
CharSequence[] menuItemArray = new CharSequence[] {
getString(R.string.preferences_menu_change_account),
getString(R.string.preferences_menu_remove_account),
getString(R.string.preferences_menu_cancel)
};
dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
if (which == 0) {
// 显示选择账户的对话框
showSelectAccountAlertDialog();
} else if (which == 1) {
// 移除同步账户并刷新界面
removeSyncAccount();
refreshUI();
} }
}); }
dialogBuilder.show(); });
} dialogBuilder.show();
}
private Account[] getGoogleAccounts() {
// 获取Google账户列表
AccountManager accountManager = AccountManager.get(this);
return accountManager.getAccountsByType("com.google");
}
private Account[] getGoogleAccounts() {
AccountManager accountManager = AccountManager.get(this);
return accountManager.getAccountsByType("com.google");
}
private void setSyncAccount(String account) { private void setSyncAccount(String account) {
/*设置同步账户。它首先检查传入的账户名是否与当前保存的账户名不同如果不同则更新SharedPreferences中的账户名。然后它清除上次同步时间并在后台线程中清除本地与GTask相关的信息。最后它显示一个Toast消息通知用户账户设置成功。*/
if (!getSyncAccountName(this).equals(account)) { if (!getSyncAccountName(this).equals(account)) {
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit(); SharedPreferences.Editor editor = settings.edit();
@ -339,7 +383,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
} }
}).start(); }).start();
} }
//设置上次同步时间
public static String getSyncAccountName(Context context) { public static String getSyncAccountName(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE); Context.MODE_PRIVATE);
@ -361,7 +405,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
} }
private class GTaskReceiver extends BroadcastReceiver { private class GTaskReceiver extends BroadcastReceiver {
//广播接收器用于接收GTask同步服务的广播消息。
@Override @Override
public void onReceive(Context context, Intent intent) { public void onReceive(Context context, Intent intent) {
refreshUI(); refreshUI();
@ -370,7 +414,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
syncStatus.setText(intent syncStatus.setText(intent
.getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG)); .getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG));
} }
//它在接收到广播后刷新UI并根据广播中的信息更新同步状态
} }
} }

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