Use this.
btn_show.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouchEvent(MotionEvent event) {
int x = (int)event.getX();
int y = (int)event.getY();
Toast.makeText(getApplicationContext(), "button x is......"+x,Toast.LENGTH_SHORT ).show();
Toast.makeText(getApplicationContext(), "button y is......"+y,Toast.LENGTH_SHORT ).show();
return false;
}
});