使用Alarmmanager啓動和停止在特定時間的服務每天

Question

如何開始和結束使用Alarmmanager每天在特定的時間

對於如開始時間的函數：07：00結束時間：15：00

Calendar cur_cal = new GregorianCalendar(); 
cur_cal.setTimeInMillis(System.currentTimeMillis());//set the current time and date for this calendar 

Calendar cal = new GregorianCalendar(); 
cal.add(Calendar.DAY_OF_YEAR, cur_cal.get(Calendar.DAY_OF_YEAR)); 
cal.set(Calendar.HOUR_OF_DAY, 07); 
cal.set(Calendar.MINUTE, 00); 
cal.set(Calendar.SECOND, cur_cal.get(Calendar.SECOND)); 
cal.set(Calendar.MILLISECOND, cur_cal.get(Calendar.MILLISECOND)); 
cal.set(Calendar.DATE, cur_cal.get(Calendar.DATE)); 
cal.set(Calendar.MONTH, cur_cal.get(Calendar.MONTH)); 
Intent intent = new Intent(this, MyBroadcastReceiver.class); 
    pendingIntent = PendingIntent.getBroadcast(
      this.getApplicationContext(), 234324243, intent, 0); 
AlarmManager alarm = (AlarmManager)getSystemService(Context.ALARM_SERVICE); 
alarm.setRepeating(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), 30*1000, pendingIntent); 

Answer 1

使用Intent-Extras指定正確的動作（開始或停止），設置一個在7:00開始的報警和一個在15:00停止的報警。

另外，比較Using Alarmmanager to start a service at specific time