private void safeBottomView(){
  Status status=getOpenStatus();
  ViewGroup bottom=getBottomView();
  if (status == Status.Close) {
    if (bottom.getVisibility() != INVISIBLE)     bottom.setVisibility(INVISIBLE);
  }
 else {
    if (bottom.getVisibility() != VISIBLE)     bottom.setVisibility(VISIBLE);
  }
}

private void safeBottomView ( ) { Status status = getOpenStatus ( ) ; ViewGroup bottom = getBottomView ( ) ; if ( status == Status . Close ) { if ( bottom . getVisibility ( ) != INVISIBLE ) bottom . setVisibility ( INVISIBLE ) ; } else { if ( bottom . getVisibility ( ) != VISIBLE ) bottom . setVisibility ( VISIBLE ) ; } }
prevent bottom view get any touch event . especially in laydown mode .
