3
我想在android中設置一個重複鬧鐘,最終會在用戶指定的時間上升。但是,一旦設置了警報,警報即會立即消失,即使在確定警報設置之後警報沒有設置爲熄滅時也是如此。例如,我將下面的代碼設置爲在10:43發出警報,所以我在10:41設置了警報,但警報立即熄滅。有任何想法嗎?提前致謝。在android中設置重複報警
public class Alarm extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
PowerManager pm = (PowerManager) context
.getSystemService(Context.POWER_SERVICE);
PowerManager.WakeLock wl = pm.newWakeLock(
PowerManager.PARTIAL_WAKE_LOCK, "");
wl.acquire();
Toast.makeText(context, "Alarm !!!!!!!!!!", Toast.LENGTH_LONG).show(); // For
Intent scheduledIntent = new Intent(context,ReminderMessage.class);
scheduledIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(scheduledIntent);
// example
wl.release();
}
public void SetAlarm(Context context) {
AlarmManager am = (AlarmManager) context
.getSystemService(Context.ALARM_SERVICE);
Date dat = new Date();
Calendar cal_alarm = Calendar.getInstance();
Calendar cal_now = Calendar.getInstance();
cal_now.setTime(dat);
cal_alarm.setTime(dat);
cal_alarm.set(Calendar.HOUR_OF_DAY, 10);
cal_alarm.set(Calendar.MINUTE, 43);
cal_alarm.set(Calendar.SECOND, 0);
if(cal_alarm.before(cal_now)){
cal_alarm.add(Calendar.DATE, 1);
}
Intent i = new Intent(context, Alarm.class);
PendingIntent pi = PendingIntent.getBroadcast(context, 0, i, 0);
am.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis(), cal_alarm.getTimeInMillis() , pi); // Millisec * Second * Minute
}
public void CancelAlarm(Context context) {
Intent intent = new Intent(context, Alarm.class);
PendingIntent sender = PendingIntent
.getBroadcast(context, 0, intent, 0);
AlarmManager alarmManager = (AlarmManager) context
.getSystemService(Context.ALARM_SERVICE);
alarmManager.cancel(sender);
}
}
是的,我有參數的setAlarm有點混淆。非常感謝! – johns4ta
沒問題!有時它只需要第二組眼睛。 ;) – SimpsOff