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ui

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鲍贤慧
鲍贤慧 2 months ago
parent 1a639e5488
commit b008aa159c
8 changed files with 511 additions and 677 deletions
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64
Notes-master/src/net/micode/notes/ui/AlarmAlertActivity.java
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@ -39,21 +39,35 @@ import net.micode.notes.tool.DataUtils;
import java.io.IOException;
/**
* 便签闹钟提醒活动类
* 当便签设置的提醒时间到达时，该活动会被启动以提醒用户
*/
public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
// 便签ID和摘要内容
private long mNoteId;
private String mSnippet;
// 摘要预览最大长度
private static final int SNIPPET_PREW_MAX_LEN = 60;
// 媒体播放器，用于播放闹钟声音
MediaPlayer mPlayer;
/**
* 活动创建时调用
* 初始化窗口属性，获取便签信息，并显示提醒对话框
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 不显示标题栏
requestWindowFeature(Window.FEATURE_NO_TITLE);
// 获取窗口对象并设置属性
final Window win = getWindow();
// 设置窗口在锁屏状态下可见
win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
// 如果屏幕未点亮，则点亮屏幕并保持亮屏状态
if (!isScreenOn()) {
win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
@ -61,78 +75,110 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
}
// 获取启动该活动的Intent
Intent intent = getIntent();
try {
// 从Intent的URI中提取便签ID
mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
// 获取便签摘要内容
mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
// 如果摘要内容过长，进行截断处理
mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
: mSnippet;
} catch (IllegalArgumentException e) {
// 处理参数异常
e.printStackTrace();
return;
}
// 初始化媒体播放器
mPlayer = new MediaPlayer();
// 检查便签是否存在且有效
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
// 显示提醒对话框
showActionDialog();
// 播放闹钟声音
playAlarmSound();
} else {
// 便签不存在或无效，关闭活动
finish();
}
}
/**
* 检查屏幕是否点亮
*/
private boolean isScreenOn() {
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
return pm.isScreenOn();
}
/**
* 播放闹钟声音
*/
private void playAlarmSound() {
// 获取默认闹钟铃声URI
Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
// 获取静音模式下受影响的音频流设置
int silentModeStreams = Settings.System.getInt(getContentResolver(),
Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
// 设置音频流类型
if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
mPlayer.setAudioStreamType(silentModeStreams);
} else {
mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
}
try {
// 设置音频源并准备播放
mPlayer.setDataSource(this, url);
mPlayer.prepare();
// 设置循环播放
mPlayer.setLooping(true);
mPlayer.start();
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* 显示提醒对话框
*/
private void showActionDialog() {
AlertDialog.Builder dialog = new AlertDialog.Builder(this);
// 设置对话框标题为应用名称
dialog.setTitle(R.string.app_name);
// 设置对话框内容为便签摘要
dialog.setMessage(mSnippet);
// 设置"确定"按钮，点击后关闭提醒
dialog.setPositiveButton(R.string.notealert_ok, this);
// 如果屏幕已点亮，显示"进入"按钮，点击后打开便签编辑界面
if (isScreenOn()) {
dialog.setNegativeButton(R.string.notealert_enter, this);
}
// 显示对话框并设置关闭监听器
dialog.show().setOnDismissListener(this);
}
/**
* 处理对话框按钮点击事件
*/
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case DialogInterface.BUTTON_NEGATIVE:
// "进入"按钮点击事件：打开便签编辑界面
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.putExtra(Intent.EXTRA_UID, mNoteId);
@ -143,11 +189,18 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
}
}
/**
* 处理对话框关闭事件
*/
public void onDismiss(DialogInterface dialog) {
// 停止闹钟声音并关闭活动
stopAlarmSound();
finish();
}
/**
* 停止闹钟声音并释放资源
*/
private void stopAlarmSound() {
if (mPlayer != null) {
mPlayer.stop();
@ -156,3 +209,4 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
}
}
}

33
Notes-master/src/net/micode/notes/ui/AlarmInitReceiver.java
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@ -27,38 +27,65 @@ import android.database.Cursor;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
* 便签闹钟初始化接收器
* 用于在系统启动或应用安装后，重新设置所有已设置提醒的便签闹钟
*/
public class AlarmInitReceiver extends BroadcastReceiver {
// 查询便签数据时使用的投影列，定义了需要从数据库中获取的字段
private static final String [] PROJECTION = new String [] {
NoteColumns.ID,
NoteColumns.ALERTED_DATE
NoteColumns.ID, // 便签ID
NoteColumns.ALERTED_DATE // 提醒日期
};
// 投影列的索引常量，用于快速访问查询结果中的特定列
private static final int COLUMN_ID = 0;
private static final int COLUMN_ALERTED_DATE = 1;
/**
* 接收广播时调用
* 从数据库中查询所有设置了未来提醒的便签，并为它们设置系统闹钟
*
* @param context 应用上下文
* @param intent 接收的广播Intent
*/
@Override
public void onReceive(Context context, Intent intent) {
// 获取当前时间
long currentDate = System.currentTimeMillis();
// 查询所有设置了未来提醒的便签
Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE,
new String[] { String.valueOf(currentDate) },
null);
// 遍历查询结果，为每个便签设置闹钟
if (c != null) {
if (c.moveToFirst()) {
do {
// 获取便签的提醒日期
long alertDate = c.getLong(COLUMN_ALERTED_DATE);
// 创建用于触发闹钟的Intent
Intent sender = new Intent(context, AlarmReceiver.class);
// 设置Intent的数据URI，包含便签ID
sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID)));
// 创建PendingIntent，用于在闹钟触发时发送广播
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0);
// 获取AlarmManager系统服务
AlarmManager alermManager = (AlarmManager) context
.getSystemService(Context.ALARM_SERVICE);
// 设置一次性闹钟，在提醒日期触发
alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent);
} while (c.moveToNext());
}
// 关闭Cursor释放资源
c.close();
}
}

15
Notes-master/src/net/micode/notes/ui/AlarmReceiver.java
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@ -20,11 +20,26 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
/**
* 便签闹钟接收器
* 当设置的便签提醒时间到达时，接收系统闹钟广播并启动提醒界面
*/
public class AlarmReceiver extends BroadcastReceiver {
/**
* 接收广播时调用
* 当闹钟触发时，启动AlarmAlertActivity显示便签提醒
*
* @param context 应用上下文
* @param intent 接收的广播Intent
*/
@Override
public void onReceive(Context context, Intent intent) {
// 修改Intent的目标类为AlarmAlertActivity
intent.setClass(context, AlarmAlertActivity.class);
// 添加FLAG_ACTIVITY_NEW_TASK标志，允许在非Activity上下文启动Activity
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
// 启动AlarmAlertActivity以显示便签提醒
context.startActivity(intent);
}
}

239
Notes-master/src/net/micode/notes/ui/DateTimePicker.java
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@ -21,92 +21,124 @@ import java.util.Calendar;
import net.micode.notes.R;
import android.content.Context;
import android.text.format.DateFormat;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.NumberPicker;
/**
* 便签日期时间选择器
* 自定义的日期时间选择控件，允许用户选择日期和时间
* 支持12小时制和24小时制显示
*/
public class DateTimePicker extends FrameLayout {
// 默认启用状态
private static final boolean DEFAULT_ENABLE_STATE = true;
private static final int HOURS_IN_HALF_DAY = 12;
private static final int HOURS_IN_ALL_DAY = 24;
private static final int DAYS_IN_ALL_WEEK = 7;
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 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_MIN_VAL_12_HOUR_VIEW = 1;
private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;
private static final int MINUT_SPINNER_MIN_VAL = 0;
private static final int MINUT_SPINNER_MAX_VAL = 59;
private static final int AMPM_SPINNER_MIN_VAL = 0;
private static final int AMPM_SPINNER_MAX_VAL = 1;
private final NumberPicker mDateSpinner;
private final NumberPicker mHourSpinner;
private final NumberPicker mMinuteSpinner;
private final NumberPicker mAmPmSpinner;
private Calendar mDate;
// 时间和日期相关常量
private static final int HOURS_IN_HALF_DAY = 12; // 半天小时数
private static final int HOURS_IN_ALL_DAY = 24; // 全天小时数
private static final int DAYS_IN_ALL_WEEK = 7; // 一周天数
private static final int DATE_SPINNER_MIN_VAL = 0; // 日期选择器最小值
private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; // 日期选择器最大值
private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; // 24小时制小时选择器最小值
private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; // 24小时制小时选择器最大值
private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; // 12小时制小时选择器最小值
private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; // 12小时制小时选择器最大值
private static final int MINUT_SPINNER_MIN_VAL = 0; // 分钟选择器最小值
private static final int MINUT_SPINNER_MAX_VAL = 59; // 分钟选择器最大值
private static final int AMPM_SPINNER_MIN_VAL = 0; // 上下午选择器最小值
private static final int AMPM_SPINNER_MAX_VAL = 1; // 上下午选择器最大值
// 界面组件
private final NumberPicker mDateSpinner; // 日期选择器
private final NumberPicker mHourSpinner; // 小时选择器
private final NumberPicker mMinuteSpinner; // 分钟选择器
private final NumberPicker mAmPmSpinner; // 上下午选择器
private Calendar mDate; // 当前日期时间
// 日期显示值数组
private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
private boolean mIsAm;
private boolean mIs24HourView;
private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
private boolean mInitialising;
// 状态标志
private boolean mIsAm; // 是否为上午
private boolean mIs24HourView; // 是否为24小时制
private boolean mIsEnabled = DEFAULT_ENABLE_STATE; // 是否启用
private boolean mInitialising; // 是否正在初始化
// 日期时间变化监听器
private OnDateTimeChangedListener mOnDateTimeChangedListener;
/**
* 日期选择变化监听器
* 处理日期选择变化事件，更新日期控件并触发回调
*/
private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
// 根据新旧值调整日期
mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
updateDateControl();
onDateTimeChanged();
}
};
/**
* 小时选择变化监听器
* 处理小时选择变化事件，处理跨天和上下午切换逻辑
*/
private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
boolean isDateChanged = false;
Calendar cal = Calendar.getInstance();
// 处理12小时制的特殊情况
if (!mIs24HourView) {
// 从晚上11点到12点，日期加一天
if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
}
// 从中午12点到11点，日期减一天
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;
}
// 处理上下午切换
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();
}
} else {
}
// 处理24小时制的特殊情况
else {
// 从23点到0点，日期加一天
if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, 1);
isDateChanged = true;
} else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
}
// 从0点到23点，日期减一天
else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -1);
isDateChanged = true;
}
}
// 更新小时值
int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
mDate.set(Calendar.HOUR_OF_DAY, newHour);
onDateTimeChanged();
// 如果日期发生变化，更新日期组件
if (isDateChanged) {
setCurrentYear(cal.get(Calendar.YEAR));
setCurrentMonth(cal.get(Calendar.MONTH));
@ -115,21 +147,33 @@ public class DateTimePicker extends FrameLayout {
}
};
/**
* 分钟选择变化监听器
* 处理分钟选择变化事件，处理跨小时逻辑
*/
private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
int minValue = mMinuteSpinner.getMinValue();
int maxValue = mMinuteSpinner.getMaxValue();
int offset = 0;
// 处理从59分到0分，小时加一
if (oldVal == maxValue && newVal == minValue) {
offset += 1;
} else if (oldVal == minValue && newVal == maxValue) {
}
// 处理从0分到59分，小时减一
else if (oldVal == minValue && newVal == maxValue) {
offset -= 1;
}
// 如果发生跨小时，更新小时和日期
if (offset != 0) {
mDate.add(Calendar.HOUR_OF_DAY, offset);
mHourSpinner.setValue(getCurrentHour());
updateDateControl();
// 更新上下午状态
int newHour = getCurrentHourOfDay();
if (newHour >= HOURS_IN_HALF_DAY) {
mIsAm = false;
@ -139,15 +183,22 @@ public class DateTimePicker extends FrameLayout {
updateAmPmControl();
}
}
// 更新分钟值
mDate.set(Calendar.MINUTE, newVal);
onDateTimeChanged();
}
};
/**
* 上下午选择变化监听器
* 处理上下午选择变化事件，调整时间并更新控件
*/
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
mIsAm = !mIsAm;
// 上下午切换时调整小时
if (mIsAm) {
mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
} else {
@ -158,19 +209,35 @@ public class DateTimePicker extends FrameLayout {
}
};
/**
* 日期时间变化监听器接口
* 用于通知日期时间变化
*/
public interface OnDateTimeChangedListener {
void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute);
}
/**
* 默认构造函数
* 使用当前时间初始化
*/
public DateTimePicker(Context context) {
this(context, System.currentTimeMillis());
}
/**
* 带时间参数的构造函数
* 使用指定时间初始化
*/
public DateTimePicker(Context context, long date) {
this(context, date, DateFormat.is24HourFormat(context));
}
/**
* 完整构造函数
* 使用指定时间和时间显示格式初始化
*/
public DateTimePicker(Context context, long date, boolean is24HourView) {
super(context);
mDate = Calendar.getInstance();
@ -178,19 +245,24 @@ public class DateTimePicker extends FrameLayout {
mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
inflate(context, R.layout.datetime_picker, this);
// 初始化日期选择器
mDateSpinner = (NumberPicker) findViewById(R.id.date);
mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
// 初始化小时选择器
mHourSpinner = (NumberPicker) findViewById(R.id.hour);
mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
// 初始化分钟选择器
mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
mMinuteSpinner.setOnLongPressUpdateInterval(100);
mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
// 初始化上下午选择器
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
@ -198,22 +270,28 @@ public class DateTimePicker extends FrameLayout {
mAmPmSpinner.setDisplayedValues(stringsForAmPm);
mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
// update controls to initial state
// 更新控件初始状态
updateDateControl();
updateHourControl();
updateAmPmControl();
// 设置时间显示格式
set24HourView(is24HourView);
// set to current time
// 设置当前时间
setCurrentDate(date);
// 设置启用状态
setEnabled(isEnabled());
// set the content descriptions
// 初始化完成
mInitialising = false;
}
/**
* 设置启用状态
* 控制整个选择器的可交互性
*/
@Override
public void setEnabled(boolean enabled) {
if (mIsEnabled == enabled) {
@ -227,24 +305,24 @@ public class DateTimePicker extends FrameLayout {
mIsEnabled = enabled;
}
/**
* 获取启用状态
*/
@Override
public boolean isEnabled() {
return mIsEnabled;
}
/**
* Get the current date in millis
*
* @return the current date in millis
* 获取当前日期时间的毫秒数
*/
public long getCurrentDateInTimeMillis() {
return mDate.getTimeInMillis();
}
/**
* Set the current date
*
* @param date The current date in millis
* 设置当前日期时间
* 使用毫秒值设置
*/
public void setCurrentDate(long date) {
Calendar cal = Calendar.getInstance();
@ -254,13 +332,8 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Set the current date
*
* @param year The current year
* @param month The current month
* @param dayOfMonth The current dayOfMonth
* @param hourOfDay The current hourOfDay
* @param minute The current minute
* 设置当前日期时间
* 使用年月日时分分别设置
*/
public void setCurrentDate(int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
@ -272,18 +345,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current year
*
* @return The current year
* 获取当前年份
*/
public int getCurrentYear() {
return mDate.get(Calendar.YEAR);
}
/**
* Set current year
*
* @param year The current year
* 设置当前年份
*/
public void setCurrentYear(int year) {
if (!mInitialising && year == getCurrentYear()) {
@ -295,18 +364,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current month in the year
*
* @return The current month in the year
* 获取当前月份
*/
public int getCurrentMonth() {
return mDate.get(Calendar.MONTH);
}
/**
* Set current month in the year
*
* @param month The month in the year
* 设置当前月份
*/
public void setCurrentMonth(int month) {
if (!mInitialising && month == getCurrentMonth()) {
@ -318,18 +383,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current day of the month
*
* @return The day of the month
* 获取当前日期
*/
public int getCurrentDay() {
return mDate.get(Calendar.DAY_OF_MONTH);
}
/**
* Set current day of the month
*
* @param dayOfMonth The day of the month
* 设置当前日期
*/
public void setCurrentDay(int dayOfMonth) {
if (!mInitialising && dayOfMonth == getCurrentDay()) {
@ -341,13 +402,16 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get current hour in 24 hour mode, in the range (0~23)
* @return The current hour in 24 hour mode
* 获取当前24小时制小时
*/
public int getCurrentHourOfDay() {
return mDate.get(Calendar.HOUR_OF_DAY);
}
/**
* 获取当前小时
* 根据显示格式返回相应的小时值
*/
private int getCurrentHour() {
if (mIs24HourView){
return getCurrentHourOfDay();
@ -362,9 +426,7 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Set current hour in 24 hour mode, in the range (0~23)
*
* @param hourOfDay
* 设置当前24小时制小时
*/
public void setCurrentHour(int hourOfDay) {
if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
@ -390,16 +452,14 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Get currentMinute
*
* @return The Current Minute
* 获取当前分钟
*/
public int getCurrentMinute() {
return mDate.get(Calendar.MINUTE);
}
/**
* Set current minute
* 设置当前分钟
*/
public void setCurrentMinute(int minute) {
if (!mInitialising && minute == getCurrentMinute()) {
@ -411,22 +471,22 @@ public class DateTimePicker extends FrameLayout {
}
/**
* @return true if this is in 24 hour view else false.
* 获取时间显示格式
*/
public boolean is24HourView () {
return mIs24HourView;
}
/**
* Set whether in 24 hour or AM/PM mode.
*
* @param is24HourView True for 24 hour mode. False for AM/PM mode.
* 设置时间显示格式
* 12小时制或24小时制
*/
public void set24HourView(boolean is24HourView) {
if (mIs24HourView == is24HourView) {
return;
}
mIs24HourView = is24HourView;
// 隐藏或显示上下午选择器
mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
int hour = getCurrentHourOfDay();
updateHourControl();
@ -434,20 +494,31 @@ public class DateTimePicker extends FrameLayout {
updateAmPmControl();
}
/**
* 更新日期控件
* 设置日期选择器的显示值和当前值
*/
private void updateDateControl() {
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(mDate.getTimeInMillis());
cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
mDateSpinner.setDisplayedValues(null);
// 生成日期显示值数组
for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) {
cal.add(Calendar.DAY_OF_YEAR, 1);
mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal);
}
mDateSpinner.setDisplayedValues(mDateDisplayValues);
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
mDateSpinner.invalidate();
}
/**
* 更新上下午控件
* 显示或隐藏上下午选择器
*/
private void updateAmPmControl() {
if (mIs24HourView) {
mAmPmSpinner.setVisibility(View.GONE);
@ -458,6 +529,10 @@ public class DateTimePicker extends FrameLayout {
}
}
/**
* 更新小时控件
* 根据显示格式设置小时选择器的范围
*/
private void updateHourControl() {
if (mIs24HourView) {
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
@ -469,13 +544,15 @@ public class DateTimePicker extends FrameLayout {
}
/**
* Set the callback that indicates the 'Set' button has been pressed.
* @param callback the callback, if null will do nothing
* 设置日期时间变化监听器
*/
public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) {
mOnDateTimeChangedListener = callback;
}
/**
* 触发日期时间变化回调
*/
private void onDateTimeChanged() {
if (mOnDateTimeChangedListener != null) {
mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(),

57
Notes-master/src/net/micode/notes/ui/DateTimePickerDialog.java
Unescape View File

@ -29,62 +29,111 @@ import android.content.DialogInterface.OnClickListener;
import android.text.format.DateFormat;
import android.text.format.DateUtils;
/**
* 便签日期时间选择对话框
* 自定义的日期时间选择对话框，使用DateTimePicker作为内容视图
* 提供用户友好的界面来选择日期和时间
*/
public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
// 当前选择的日期时间
private Calendar mDate = Calendar.getInstance();
// 是否使用24小时制
private boolean mIs24HourView;
// 日期时间设置监听器
private OnDateTimeSetListener mOnDateTimeSetListener;
// 日期时间选择器组件
private DateTimePicker mDateTimePicker;
/**
* 日期时间设置监听器接口
* 用于通知用户设置的日期时间
*/
public interface OnDateTimeSetListener {
void OnDateTimeSet(AlertDialog dialog, long date);
}
/**
* 构造函数
* 使用指定的日期初始化对话框
*/
public DateTimePickerDialog(Context context, long date) {
super(context);
// 初始化日期时间选择器
mDateTimePicker = new DateTimePicker(context);
// 设置对话框内容视图
setView(mDateTimePicker);
// 设置日期时间变化监听器
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
public void onDateTimeChanged(DateTimePicker view, int year, int month,
int dayOfMonth, int hourOfDay, int minute) {
// 更新日期时间
mDate.set(Calendar.YEAR, year);
mDate.set(Calendar.MONTH, month);
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
mDate.set(Calendar.MINUTE, minute);
// 更新对话框标题
updateTitle(mDate.getTimeInMillis());
}
});
// 设置初始日期时间，秒数清零
mDate.setTimeInMillis(date);
mDate.set(Calendar.SECOND, 0);
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
// 设置对话框按钮
setButton(context.getString(R.string.datetime_dialog_ok), this);
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
// 设置时间显示格式
set24HourView(DateFormat.is24HourFormat(this.getContext()));
// 更新对话框标题
updateTitle(mDate.getTimeInMillis());
}
/**
* 设置时间显示格式
* 12小时制或24小时制
*/
public void set24HourView(boolean is24HourView) {
mIs24HourView = is24HourView;
}
/**
* 设置日期时间设置监听器
*/
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
mOnDateTimeSetListener = callBack;
}
/**
* 更新对话框标题
* 显示当前选择的日期时间
*/
private void updateTitle(long date) {
// 设置日期时间显示标志
int flag =
DateUtils.FORMAT_SHOW_YEAR |
DateUtils.FORMAT_SHOW_DATE |
DateUtils.FORMAT_SHOW_TIME;
DateUtils.FORMAT_SHOW_YEAR | // 显示年份
DateUtils.FORMAT_SHOW_DATE | // 显示日期
DateUtils.FORMAT_SHOW_TIME; // 显示时间
// 根据24小时制设置标志
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;
// 更新对话框标题
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
}
/**
* 处理按钮点击事件
*/
public void onClick(DialogInterface arg0, int arg1) {
// 当用户点击"确定"按钮时，通知监听器
if (mOnDateTimeSetListener != null) {
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());
}
}
}

38
Notes-master/src/net/micode/notes/ui/DropdownMenu.java
Unescape View File

@ -27,17 +27,39 @@ import android.widget.PopupMenu.OnMenuItemClickListener;
import net.micode.notes.R;
/**
* 便签下拉菜单组件
* 自定义的下拉菜单控件，封装了PopupMenu的功能
* 提供简洁的API用于创建和管理下拉菜单
*/
public class DropdownMenu {
// 触发下拉菜单的按钮
private Button mButton;
// 弹出菜单对象
private PopupMenu mPopupMenu;
// 菜单对象
private Menu mMenu;
/**
* 构造函数
* 初始化下拉菜单组件
*
* @param context 应用上下文
* @param button 触发下拉菜单的按钮
* @param menuId 菜单资源ID
*/
public DropdownMenu(Context context, Button button, int menuId) {
mButton = button;
// 设置按钮背景为下拉菜单图标
mButton.setBackgroundResource(R.drawable.dropdown_icon);
// 创建PopupMenu对象
mPopupMenu = new PopupMenu(context, mButton);
// 获取菜单对象
mMenu = mPopupMenu.getMenu();
// 加载菜单资源
mPopupMenu.getMenuInflater().inflate(menuId, mMenu);
// 设置按钮点击监听器，点击时显示菜单
mButton.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mPopupMenu.show();
@ -45,16 +67,32 @@ public class DropdownMenu {
});
}
/**
* 设置菜单项点击监听器
*
* @param listener 菜单项点击监听器
*/
public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
if (mPopupMenu != null) {
mPopupMenu.setOnMenuItemClickListener(listener);
}
}
/**
* 查找菜单项
*
* @param id 菜单项ID
* @return 找到的菜单项，未找到则返回null
*/
public MenuItem findItem(int id) {
return mMenu.findItem(id);
}
/**
* 设置按钮标题
*
* @param title 按钮标题文本
*/
public void setTitle(CharSequence title) {
mButton.setText(title);
}

67
Notes-master/src/net/micode/notes/ui/FoldersListAdapter.java
Unescape View File

@ -28,53 +28,108 @@ import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
/**
* 便签文件夹列表适配器
* 用于将文件夹数据绑定到ListView或Spinner等视图组件
* 处理文件夹名称显示和特殊文件夹的本地化名称
*/
public class FoldersListAdapter extends CursorAdapter {
// 查询文件夹时使用的投影列，定义了需要从数据库中获取的字段
public static final String [] PROJECTION = {
NoteColumns.ID,
NoteColumns.SNIPPET
NoteColumns.ID, // 文件夹ID
NoteColumns.SNIPPET // 文件夹名称
};
public static final int ID_COLUMN = 0;
public static final int NAME_COLUMN = 1;
// 投影列的索引常量，用于快速访问查询结果中的特定列
public static final int ID_COLUMN = 0; // ID列索引
public static final int NAME_COLUMN = 1; // 名称列索引
/**
* 构造函数
* 初始化文件夹列表适配器
*
* @param context 应用上下文
* @param c 包含文件夹数据的Cursor
*/
public FoldersListAdapter(Context context, Cursor c) {
super(context, c);
// TODO Auto-generated constructor stub
}
/**
* 创建新的列表项视图
*
* @param context 应用上下文
* @param cursor 数据Cursor
* @param parent 父视图
* @return 新创建的文件夹列表项视图
*/
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new FolderListItem(context);
}
/**
* 将数据绑定到列表项视图
*
* @param view 列表项视图
* @param context 应用上下文
* @param cursor 数据Cursor
*/
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof FolderListItem) {
// 获取文件夹名称，如果是根文件夹则使用本地化字符串
String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
// 绑定文件夹名称到视图
((FolderListItem) view).bind(folderName);
}
}
/**
* 获取指定位置的文件夹名称
*
* @param context 应用上下文
* @param position 列表位置
* @return 文件夹名称
*/
public String getFolderName(Context context, int position) {
Cursor cursor = (Cursor) getItem(position);
// 获取文件夹名称，如果是根文件夹则使用本地化字符串
return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
}
/**
* 文件夹列表项内部类
* 定义了单个文件夹列表项的视图结构和数据绑定方法
*/
private class FolderListItem extends LinearLayout {
// 文件夹名称文本视图
private TextView mName;
/**
* 构造函数
* 初始化文件夹列表项视图
*
* @param context 应用上下文
*/
public FolderListItem(Context context) {
super(context);
// 加载布局文件
inflate(context, R.layout.folder_list_item, this);
// 获取文件夹名称文本视图
mName = (TextView) findViewById(R.id.tv_folder_name);
}
/**
* 绑定文件夹名称到视图
*
* @param name 文件夹名称
*/
public void bind(String name) {
mName.setText(name);
}
}
}

663
Notes-master/src/net/micode/notes/ui/NoteEditActivity.java
Unescape View File

@ -1,17 +1,7 @@
/*
* 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.
* 版权声明：该代码受Apache License 2.0许可保护，未经许可不得违反许可协议使用
*/
package net.micode.notes.ui;
@ -72,18 +62,23 @@ import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* 便签编辑活动类
* 功能：处理便签的创建、编辑、删除、提醒设置等操作
* 实现了便签设置监听器和文本变化监听器，用于实时响应便签状态变化
*/
public class NoteEditActivity extends Activity implements OnClickListener,
NoteSettingChangedListener, OnTextViewChangeListener {
private class HeadViewHolder {
public TextView tvModified;
public ImageView ivAlertIcon;
public TextView tvAlertDate;
public ImageView ibSetBgColor;
// 头部视图持有者类，用于缓存头部视图控件
private class HeadViewHolder {
public TextView tvModified; // 修改时间文本
public ImageView ivAlertIcon; // 提醒图标
public TextView tvAlertDate; // 提醒日期文本
public ImageView ibSetBgColor; // 设置背景色按钮
}
// 背景色选择按钮映射表：按钮ID -> 背景色资源ID
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();
static {
sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW);
@ -93,6 +88,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE);
}
// 背景色选中状态映射表：背景色资源ID -> 选中状态图标ID
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
static {
sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select);
@ -102,6 +98,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select);
}
// 字体大小按钮映射表：按钮ID -> 字体大小资源ID
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
static {
sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE);
@ -110,6 +107,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER);
}
// 字体大小选中状态映射表：字体大小资源ID -> 选中状态图标ID
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
static {
sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select);
@ -118,52 +116,45 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select);
}
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 static final String TAG = "NoteEditActivity"; // 日志标签
private SharedPreferences mSharedPrefs;
private int mFontSizeId;
private static final String PREFERENCE_FONT_SIZE = "pref_font_size";
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10;
private HeadViewHolder mNoteHeaderHolder; // 头部视图持有者实例
private View mHeadViewPanel; // 头部视图面板
private View mNoteBgColorSelector; // 背景色选择面板
private View mFontSizeSelector; // 字体大小选择面板
private EditText mNoteEditor; // 便签编辑文本框
private View mNoteEditorPanel; // 编辑区域面板
private WorkingNote mWorkingNote; // 工作便签模型，处理便签数据逻辑
private SharedPreferences mSharedPrefs; // 共享偏好，存储用户设置
private int mFontSizeId; // 当前字体大小ID
private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小偏好键
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 桌面快捷方式标题最大长度
// 复选框列表标记：选中/未选中符号
public static final String TAG_CHECKED = String.valueOf('\u221A');
public static final String TAG_UNCHECKED = String.valueOf('\u25A1');
private LinearLayout mEditTextList;
private LinearLayout mEditTextList; // 列表模式下的编辑项容器
private String mUserQuery; // 用户搜索查询词，用于文本高亮
private Pattern mPattern; // 正则表达式模式，用于文本匹配
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); // 设置布局文件
// 初始化活动状态，若失败则结束活动
if (savedInstanceState == null && !initActivityState(getIntent())) {
finish();
return;
}
initResources();
initResources(); // 初始化资源和控件
}
/**
* Current activity may be killed when the memory is low. Once it is killed, for another time
* user load this activity, we should restore the former state
* 恢复活动状态（如内存不足时被销毁后重建）
* @param savedInstanceState 保存的实例状态
*/
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
@ -179,24 +170,25 @@ public class NoteEditActivity extends Activity implements OnClickListener,
}
}
private boolean initActivityState(Intent intent) {
/**
* If the user specified the {@link Intent#ACTION_VIEW} but not provided with id,
* then jump to the NotesListActivity
* 初始化活动状态（加载已有便签或创建新便签）
* @param intent 传入的意图
* @return 初始化是否成功
*/
private boolean initActivityState(Intent intent) {
mWorkingNote = null;
// 处理查看便签操作
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
mUserQuery = "";
/**
* Starting from the searched result
*/
// 处理搜索结果中打开的便签
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
}
// 检查便签是否存在于数据库且可见
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {
Intent jump = new Intent(this, NotesListActivity.class);
startActivity(jump);
@ -204,18 +196,20 @@ public class NoteEditActivity extends Activity implements OnClickListener,
finish();
return false;
} else {
mWorkingNote = WorkingNote.load(this, noteId);
mWorkingNote = WorkingNote.load(this, noteId); // 加载已有便签
if (mWorkingNote == null) {
Log.e(TAG, "load note failed with note id" + noteId);
finish();
return false;
}
}
// 设置软键盘模式：隐藏并调整布局
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
}
// 处理插入或编辑便签操作（创建新便签）
else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0);
int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID,
AppWidgetManager.INVALID_APPWIDGET_ID);
@ -224,7 +218,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID,
ResourceParser.getDefaultBgId(this));
// Parse call-record note
// 处理通话记录便签
String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0);
if (callDate != 0 && phoneNumber != null) {
@ -232,6 +226,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
Log.w(TAG, "The call record number is null");
}
long noteId = 0;
// 检查是否已有该通话记录便签
if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(),
phoneNumber, callDate)) > 0) {
mWorkingNote = WorkingNote.load(this, noteId);
@ -241,15 +236,18 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return false;
}
} else {
// 创建新的通话记录便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId);
mWorkingNote.convertToCallNote(phoneNumber, callDate);
}
} else {
// 创建普通新便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
bgResId);
}
// 设置软键盘模式：可见并调整布局
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
| WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
@ -258,6 +256,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
finish();
return false;
}
// 设置便签设置变化监听器
mWorkingNote.setOnSettingStatusChangedListener(this);
return true;
}
@ -265,42 +264,55 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
protected void onResume() {
super.onResume();
initNoteScreen();
initNoteScreen(); // 初始化便签编辑界面
}
/**
* 初始化便签编辑界面（设置文本、背景、时间等）
*/
private void initNoteScreen() {
// 设置文本外观（根据字体大小偏好）
mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId));
// 处理复选框列表模式
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
switchToListMode(mWorkingNote.getContent());
} else {
// 普通文本模式，高亮搜索关键词
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mNoteEditor.setSelection(mNoteEditor.getText().length());
}
// 隐藏所有背景色选中状态图标
for (Integer id : sBgSelectorSelectionMap.keySet()) {
findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE);
}
// 设置头部和编辑区域背景
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
// 设置修改时间文本
mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this,
mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE
| DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME
| DateUtils.FORMAT_SHOW_YEAR));
/**
* TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker
* is not ready
*/
// 显示提醒头部（提醒时间和图标）
showAlertHeader();
}
/**
* 显示提醒头部（根据便签是否设置提醒）
*/
private void showAlertHeader() {
if (mWorkingNote.hasClockAlert()) {
long time = System.currentTimeMillis();
if (time > mWorkingNote.getAlertDate()) {
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); // 提醒已过期
} else {
// 显示相对时间（如"5分钟后"）
mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));
}
@ -309,23 +321,19 @@ public class NoteEditActivity extends Activity implements OnClickListener,
} else {
mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE);
};
}
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
initActivityState(intent);
initActivityState(intent); // 处理新传入的意图
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
/**
* For new note without note id, we should firstly save it to
* generate a id. If the editing note is not worth saving, there
* is no id which is equivalent to create new note
*/
// 保存便签数据（若为新便签则生成ID）
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
@ -335,12 +343,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
// 点击背景色选择面板外部时隐藏面板
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mNoteBgColorSelector, ev)) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
}
// 点击字体大小选择面板外部时隐藏面板
if (mFontSizeSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mFontSizeSelector, ev)) {
mFontSizeSelector.setVisibility(View.GONE);
@ -349,11 +359,18 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return super.dispatchTouchEvent(ev);
}
/**
* 检查触摸事件是否在视图范围内
* @param view 目标视图
* @param ev 触摸事件
* @return 是否在范围内
*/
private boolean inRangeOfView(View view, MotionEvent ev) {
int []location = new int[2];
view.getLocationOnScreen(location);
int x = location[0];
int y = location[1];
// 检查触摸坐标是否在视图范围内
if (ev.getX() < x
|| ev.getX() > (x + view.getWidth())
|| ev.getY() < y
@ -363,511 +380,13 @@ public class NoteEditActivity extends Activity implements OnClickListener,
return true;
}
/**
* 初始化资源和控件（视图、偏好、监听器等）
*/
private void initResources() {
mHeadViewPanel = findViewById(R.id.note_title);
mNoteHeaderHolder = new HeadViewHolder();
// 初始化头部视图控件
mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date);
mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon);
mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date);
mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color);
mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this);
mNoteEditor = (EditText) findViewById(R.id.note_edit_view);
mNoteEditorPanel = findViewById(R.id.sv_note_edit);
mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector);
for (int id : sBgSelectorBtnsMap.keySet()) {
ImageView iv = (ImageView) findViewById(id);
iv.setOnClickListener(this);
}
mFontSizeSelector = findViewById(R.id.font_size_selector);
for (int id : sFontSizeBtnsMap.keySet()) {
View view = findViewById(id);
view.setOnClickListener(this);
};
mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
/**
* HACKME: Fix bug of store the resource id in shared preference.
* The id may larger than the length of resources, in this case,
* return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE}
*/
if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) {
mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE;
}
mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list);
}
@Override
protected void onPause() {
super.onPause();
if(saveNote()) {
Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length());
}
clearSettingState();
}
private void updateWidget() {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) {
intent.setClass(this, NoteWidgetProvider_2x.class);
} else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) {
intent.setClass(this, NoteWidgetProvider_4x.class);
} else {
Log.e(TAG, "Unspported widget type");
return;
}
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
mWorkingNote.getWidgetId()
});
sendBroadcast(intent);
setResult(RESULT_OK, intent);
}
public void onClick(View v) {
int id = v.getId();
if (id == R.id.btn_set_bg_color) {
mNoteBgColorSelector.setVisibility(View.VISIBLE);
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
- View.VISIBLE);
} else if (sBgSelectorBtnsMap.containsKey(id)) {
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.GONE);
mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id));
mNoteBgColorSelector.setVisibility(View.GONE);
} else if (sFontSizeBtnsMap.containsKey(id)) {
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE);
mFontSizeId = sFontSizeBtnsMap.get(id);
mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit();
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
getWorkingText();
switchToListMode(mWorkingNote.getContent());
} else {
mNoteEditor.setTextAppearance(this,
TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
}
mFontSizeSelector.setVisibility(View.GONE);
}
}
@Override
public void onBackPressed() {
if(clearSettingState()) {
return;
}
saveNote();
super.onBackPressed();
}
private boolean clearSettingState() {
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
} else if (mFontSizeSelector.getVisibility() == View.VISIBLE) {
mFontSizeSelector.setVisibility(View.GONE);
return true;
}
return false;
}
public void onBackgroundColorChanged() {
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.VISIBLE);
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
if (isFinishing()) {
return true;
}
clearSettingState();
menu.clear();
if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {
getMenuInflater().inflate(R.menu.call_note_edit, menu);
} else {
getMenuInflater().inflate(R.menu.note_edit, menu);
}
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode);
} else {
menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode);
}
if (mWorkingNote.hasClockAlert()) {
menu.findItem(R.id.menu_alert).setVisible(false);
} else {
menu.findItem(R.id.menu_delete_remind).setVisible(false);
}
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_note:
createNewNote();
break;
case R.id.menu_delete:
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.setMessage(getString(R.string.alert_message_delete_note));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
deleteCurrentNote();
finish();
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case R.id.menu_font_size:
mFontSizeSelector.setVisibility(View.VISIBLE);
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
break;
case R.id.menu_list_mode:
mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
TextNote.MODE_CHECK_LIST : 0);
break;
case R.id.menu_share:
getWorkingText();
sendTo(this, mWorkingNote.getContent());
break;
case R.id.menu_send_to_desktop:
sendToDesktop();
break;
case R.id.menu_alert:
setReminder();
break;
case R.id.menu_delete_remind:
mWorkingNote.setAlertDate(0, false);
break;
default:
break;
}
return true;
}
private void setReminder() {
DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis());
d.setOnDateTimeSetListener(new OnDateTimeSetListener() {
public void OnDateTimeSet(AlertDialog dialog, long date) {
mWorkingNote.setAlertDate(date , true);
}
});
d.show();
}
/**
* Share note to apps that support {@link Intent#ACTION_SEND} action
* and {@text/plain} type
*/
private void sendTo(Context context, String info) {
Intent intent = new Intent(Intent.ACTION_SEND);
intent.putExtra(Intent.EXTRA_TEXT, info);
intent.setType("text/plain");
context.startActivity(intent);
}
private void createNewNote() {
// Firstly, save current editing notes
saveNote();
// For safety, start a new NoteEditActivity
finish();
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId());
startActivity(intent);
}
private void deleteCurrentNote() {
if (mWorkingNote.existInDatabase()) {
HashSet<Long> ids = new HashSet<Long>();
long id = mWorkingNote.getNoteId();
if (id != Notes.ID_ROOT_FOLDER) {
ids.add(id);
} else {
Log.d(TAG, "Wrong note id, should not happen");
}
if (!isSyncMode()) {
if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {
Log.e(TAG, "Delete Note error");
}
} else {
if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
}
}
}
mWorkingNote.markDeleted(true);
}
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
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()) {
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
Intent intent = new Intent(this, AlarmReceiver.class);
intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId()));
PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE));
showAlertHeader();
if(!set) {
alarmManager.cancel(pendingIntent);
} else {
alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent);
}
} 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
*/
Log.e(TAG, "Clock alert setting error");
showToast(R.string.error_note_empty_for_clock);
}
}
public void onWidgetChanged() {
updateWidget();
}
public void onEditTextDelete(int index, String text) {
int childCount = mEditTextList.getChildCount();
if (childCount == 1) {
return;
}
for (int i = index + 1; i < childCount; i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i - 1);
}
mEditTextList.removeViewAt(index);
NoteEditText edit = null;
if(index == 0) {
edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById(
R.id.et_edit_text);
} else {
edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById(
R.id.et_edit_text);
}
int length = edit.length();
edit.append(text);
edit.requestFocus();
edit.setSelection(length);
}
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");
}
View view = getListItem(text, index);
mEditTextList.addView(view, index);
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.requestFocus();
edit.setSelection(0);
for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {
((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text))
.setIndex(i);
}
}
private void switchToListMode(String text) {
mEditTextList.removeAllViews();
String[] items = text.split("\n");
int index = 0;
for (String item : items) {
if(!TextUtils.isEmpty(item)) {
mEditTextList.addView(getListItem(item, index));
index++;
}
}
mEditTextList.addView(getListItem("", index));
mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus();
mNoteEditor.setVisibility(View.GONE);
mEditTextList.setVisibility(View.VISIBLE);
}
private Spannable getHighlightQueryResult(String fullText, String userQuery) {
SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);
if (!TextUtils.isEmpty(userQuery)) {
mPattern = Pattern.compile(userQuery);
Matcher m = mPattern.matcher(fullText);
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);
start = m.end();
}
}
return spannable;
}
private View getListItem(String item, int index) {
View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null);
final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item));
cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
} else {
edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
}
}
});
if (item.startsWith(TAG_CHECKED)) {
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)) {
cb.setChecked(false);
edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);
item = item.substring(TAG_UNCHECKED.length(), item.length()).trim();
}
edit.setOnTextViewChangeListener(this);
edit.setIndex(index);
edit.setText(getHighlightQueryResult(item, mUserQuery));
return view;
}
public void onTextChange(int index, boolean hasText) {
if (index >= mEditTextList.getChildCount()) {
Log.e(TAG, "Wrong index, should not happen");
return;
}
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);
}
}
public void onCheckListModeChanged(int oldMode, int newMode) {
if (newMode == TextNote.MODE_CHECK_LIST) {
switchToListMode(mNoteEditor.getText().toString());
} else {
if (!getWorkingText()) {
mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ",
""));
}
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mEditTextList.setVisibility(View.GONE);
mNoteEditor.setVisibility(View.VISIBLE);
}
}
private boolean getWorkingText() {
boolean hasChecked = false;
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < mEditTextList.getChildCount(); i++) {
View view = mEditTextList.getChildAt(i);
NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);
if (!TextUtils.isEmpty(edit.getText())) {
if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) {
sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n");
hasChecked = true;
} else {
sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n");
}
}
}
mWorkingNote.setWorkingText(sb.toString());
} else {
mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
}
return hasChecked;
}
private boolean saveNote() {
getWorkingText();
boolean saved = mWorkingNote.saveNote();
if (saved) {
/**
* There are two modes from List view to edit view, open one note,
* create/edit a node. Opening node requires to the original
* position in the list when back from edit view, while creating a
* new node requires to the top of the list. This code
* {@link #RESULT_OK} is used to identify the create/edit state
*/
setResult(RESULT_OK);
}
return saved;
}
private void sendToDesktop() {
/**
* Before send message to home, we should make sure that current
* editing note is exists in databases. So, for new note, firstly
* save it
*/
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
Intent sender = new Intent();
Intent shortcutIntent = new Intent(this, NoteEditActivity.class);
shortcutIntent.setAction(Intent.ACTION_VIEW);
shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId());
sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
sender.putExtra(Intent.EXTRA_SHORTCUT_NAME,
makeShortcutIconTitle(mWorkingNote.getContent()));
sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app));
sender.putExtra("duplicate", true);
sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
showToast(R.string.info_note_enter_desktop);
sendBroadcast(sender);
} 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
*/
Log.e(TAG, "Send to desktop error");
showToast(R.string.error_note_empty_for_send_to_desktop);
}
}
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;
}
private void showToast(int resId) {
showToast(resId, Toast.LENGTH_SHORT);
}
private void showToast(int resId, int duration) {
Toast.makeText(this, resId, duration).show();
}
}
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