}
  protected Rectangle rectangleForCurrentValue()  {    int w = comboBox.getWidth();    int h = comboBox.getHeight();    Insets i = comboBox.getInsets();    int arrowSize = h - (i.top + i.bottom);    if (arrowButton != null)      {        arrowSize = arrowButton.getWidth();      }    return new Rectangle(i.left, i.top, w - (i.left + i.right + arrowSize),                         h - (i.top + i.left));  }