I use this for loop to change the background of ImageButton
:
for(int i = 1 ; i <= right_num ; i++ ){
int resourceId = this.getResources().getIdentifier("c"+left_num+"_r"+i, "id", this.getPackageName());
ImageButton imageButton = (ImageButton) findViewById(resourceId);
imageButton.setBackgroundResource(R.drawable.red_circle);
sound();
}
I've tried Thread sleep
, AnimationDrawable
, Timer
and TimerTask
.
But it does not solve my problem.