How to change button background of Notification RemoteView with Service?

Question

Java

How to change background from service, service starts running when activity is closed (onDestroy)?
The service has a BroadcastReceiver, in which you need to change the background for the button, how to do this?
findViewById in service doesn't work.

Answer 1

I figured it out myself, you need to use not the usual Button but ImageButton, then you can change the resource to another

remoteViews.setImageViewResource(R.id.note_btn, R.drawable.res_btn_btn_small);