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androidbroadcastreceiverandroid-notificationsforeground-service

Why can't we call StopForeground() method in the broadcast receiver class?


I have a broadcast receiver class and when I receive a particular broadcast I would like to stop the foreground notification. So I tried context.stopForeground() but the intellisense did not show the method. How can we call the stopForeground() method in the broadcast receiver class ?

public class Broad extends BroadcastReceiver {


    @Override
    public void onReceive(Context context, Intent intent) {


         if(intent.getAction()==Const.ACTION_STOP)
        {

             // unable to call like this
            context.stopForeground();

        }


    }
}

Solution

  • stopForeground() is part of the Service class and therefore it cannot be called from either the receiver or the context provided to it.

    To setup a BroadcastReceiver in your existing Service as an instance variable:

        private final BroadcastReceiver mYReceiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                // Bla bla bla
                stopForeground(NOTIF_ID);
        };
    

    You register this receiver in your Service only (possibly on onStartCommand()), using:

    IntentFilter iFilter = new IntentFilter("my.awesome.intent.filter");
    registerReceiver(mYReceiver, iFilter);
    

    This will enable mYReceiver to be triggered whenever a broadcast with that IntentFilter is fired which you can do from anywhere in your app as:

    sendBroadcast(new Intent("my.awesome.intent.filter"))