else super.propertyChange(e);
    public void propertyChange(PropertyChangeEvent e)    {      if (e.getPropertyName().equals(FREE_STANDING_PROP))        {          Boolean prop = (Boolean) e.getNewValue();          isFreeStanding = (prop == null ? true : prop.booleanValue());          increaseButton.setFreeStanding(isFreeStanding);          decreaseButton.setFreeStanding(isFreeStanding);        }    }