hier zu verwenden versucht, ist eine einfache Methode Benachrichtigung angezeigt. Versuchen Sie es ...
NotificationManager mNotifyManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
NotificationCompat.Builder mBuilder = (NotificationCompat.Builder)
new NotificationCompat.Builder(SettingsActivity.this)
.setSmallIcon(R.drawable.ic_notifications_white_24dp)
.setContentTitle("Your title")
.setContentText("Your message");
Intent resultIntent = new Intent(SettingsActivity.this, MainActivity.class); //to open an activity on touch notification
PendingIntent resultPendingIntent = PendingIntent
.getActivity(SettingsActivity.this, 0, resultIntent, PendingIntent.FLAG_UPDATE_CURRENT);
mBuilder.setContentIntent(resultPendingIntent);
Notification notification = mBuilder.build();
notification.flags |= Notification.FLAG_AUTO_CANCEL;
mNotifyManager.notify(1, notification);