@Override
      public void adjustmentValueChanged(AdjustmentEvent e) {
        JScrollBar scrollBar = pane.getVerticalScrollBar();
        if (layoutData.showMinSize && scrollBar.getValue() > 0) {
          scrollBar.removeAdjustmentListener(this);
          scrollBar.setValue(0);
          scrollBar.addAdjustmentListener(this);
        }
      }
@Override
      public void adjustmentValueChanged(AdjustmentEvent e)