[英]Scheduling Notifications with broadcast reciever and actions on click
我是Android的新手,目前正在学习通知,我正在制作一个小应用程序,该应用程序将在以后显示通知,并在用户点击通知时打开一个活动。 我一直在寻找整个Internet上的内容,但真的不了解如何同时完成这两项任务。 我正在使用广播接收器,这是我的代码
Notification.Builder builder = new Notification.Builder(getActivity());
builder.setContentTitle("Remember to return");
builder.setContentText(title);
builder.setSmallIcon(R.drawable.ic_notification);
builder.setAutoCancel(true);
//NotificationCompat.Builder builder = new NotificationCompat.Builder(getActivity());
Notification notification = builder.build();
Intent notificationIntent = new Intent(getActivity(),NotificationPublisher.class);
notificationIntent.putExtra(NotificationPublisher.NOTIFICATION_ID,1);
notificationIntent.putExtra(NotificationPublisher.NOTIFICATION,notification);
PendingIntent pendingIntent = PendingIntent.getBroadcast(activity,0,notificationIntent, PendingIntent.FLAG_UPDATE_CURRENT);
//long _notificationTimeInMillis = SystemClock.elapsedRealtime()+date.getTime()+getMillisFromHours(6);
long notificationTimeInMillis = SystemClock.elapsedRealtime() + 5000;
AlarmManager alarmManager = (AlarmManager)activity.getSystemService(Context.ALARM_SERVICE);
alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,notificationTimeInMillis,pendingIntent);
Toast.makeText(activity,"Notification Set",Toast.LENGTH_SHORT);
和收货人
public class NotificationPublisher extends BroadcastReceiver {
public static String NOTIFICATION_ID = "notification-id";
public static String NOTIFICATION = "notification";
@Override
public void onReceive(Context context, Intent intent) {
NotificationManager notificationManager = (NotificationManager)
context.getSystemService(Context.NOTIFICATION_SERVICE);
Notification notification = intent.getParcelableExtra(NOTIFICATION);
int id = intent.getIntExtra(NOTIFICATION_ID, 0);
notificationManager.notify(id, notification);
}
}
目前,我可以显示通知,我必须进行哪些更改,以便用户单击通知时可以打开一个活动(例如HomeActivity.class
)。
您需要在通知本身上设置待处理的意图,以打开活动:
Notification.Builder builder = new Notification.Builder(getActivity());
builder.setContentTitle("Remember to return");
builder.setContentText(title);
builder.setSmallIcon(R.drawable.ic_notification);
builder.setAutoCancel(true);
// add these lines
PendingIntent pi = PendingIntent.getActivity(
getActivity(),
REQUEST_CODE_FOR_THIS_ONE,
new Intent(getActivity(), HomeActivity.class),
0
);
builder.setContentIntent(pi);
Notification notification = builder.build();
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