code: public void setZoomButtonsVisible(boolean zoomButtonsVisible)
      {
          boolean old = this.isZoomButtonsVisible();
          this.zoomButtonsVisible = zoomButtonsVisible;
          zoomInButton.setVisible(zoomButtonsVisible);
          zoomOutButton.setVisible(zoomButtonsVisible);
          firePropertyChange("zoomButtonsVisible", old, this.isZoomButtonsVisible());
      }
docs: Sets if the zoom buttons should be visible. This ia bound property. Changes can be listened for using a
  PropertyChaneListener
  @param zoomButtonsVisible new value of the zoomButtonsVisible property