/** Used in L and later devices where "next alarm" is stored in the Alarm Manager. */
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private static void updateNextAlarmInAlarmManager(Context context, AlarmInstance nextAlarm) {
// Sets a surrogate alarm with alarm manager that provides the AlarmClockInfo for the
// alarm that is going to fire next. The operation is constructed such that it is ignored
// by AlarmStateManager.
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
int flags = nextAlarm == null ? PendingIntent.FLAG_NO_CREATE : 0;
PendingIntent operation =
PendingIntent.getBroadcast(
context, 0 /* requestCode */, AlarmStateManager.createIndicatorIntent(context), flags);
if (nextAlarm != null) {
long alarmTime = nextAlarm.getAlarmTime().getTimeInMillis();
// Create an intent that can be used to show or edit details of the next alarm.
PendingIntent viewIntent =
PendingIntent.getActivity(
context,
nextAlarm.hashCode(),
AlarmNotifications.createViewAlarmIntent(context, nextAlarm),
PendingIntent.FLAG_UPDATE_CURRENT);
AlarmManager.AlarmClockInfo info = new AlarmManager.AlarmClockInfo(alarmTime, viewIntent);
alarmManager.setAlarmClock(info, operation);
} else if (operation != null) {
alarmManager.cancel(operation);
}
}
@Override
public void cancelScheduledInstanceStateChange(Context context, AlarmInstance instance) {
LogUtils.v("Canceling instance " + instance.mId + " timers");
// Create a PendingIntent that will match any one set for this instance
PendingIntent pendingIntent =
PendingIntent.getBroadcast(
context,
instance.hashCode(),
createStateChangeIntent(context, ALARM_MANAGER_TAG, instance, null),
PendingIntent.FLAG_NO_CREATE);
if (pendingIntent != null) {
AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
am.cancel(pendingIntent);
pendingIntent.cancel();
}
}
@Override
public void scheduleInstanceStateChange(
Context context, Calendar time, AlarmInstance instance, int newState) {
final long timeInMillis = time.getTimeInMillis();
LogUtils.v(
"Scheduling state change %d to instance %d at %s (%d)",
newState, instance.mId, AlarmUtils.getFormattedTime(context, time), timeInMillis);
final Intent stateChangeIntent =
createStateChangeIntent(context, ALARM_MANAGER_TAG, instance, newState);
// Treat alarm state change as high priority, use foreground broadcasts
stateChangeIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
PendingIntent pendingIntent =
PendingIntent.getBroadcast(
context, instance.hashCode(), stateChangeIntent, PendingIntent.FLAG_UPDATE_CURRENT);
final AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
if (Utils.isKitKatOrLater()) {
am.setExact(AlarmManager.RTC_WAKEUP, timeInMillis, pendingIntent);
} else {
am.set(AlarmManager.RTC_WAKEUP, timeInMillis, pendingIntent);
}
}
