code: private void fillWestFlowPanel() {
  		checkShowDrag.setValue(graphicsService.isShowOriginalObjectWhileDragging());
  		checkShowDrag.setValue(graphicsService.isShowOriginalObjectWhileDragging());
  		checkShowDrag.addClickHandler(new ClickHandler() {
  
  			@Override
  			public void onClick(ClickEvent event) {
  				graphicsService.setShowOriginalObjectWhileDragging(checkShowDrag.getValue());
  			}
  
  		});
  
  		captionPanelBaseCreateButtons.setContentWidget(createBaseButtonGroupWidget.asWidget());
  		createBaseButtonGroupWidget.asWidget().setStyleName("graphicsExample-leftPanel-createButtonsPanel");
  
  		captionPanelCombinedCreateButtons.setContentWidget(createUpdateableGroupButtonGroupWidget.asWidget());
  		createUpdateableGroupButtonGroupWidget.asWidget().setStyleName("graphicsExample-leftPanel-createButtonsPanel");
  
  		Window.addResizeHandler(new ResizeHandler() {
  
  			@Override
  			public void onResize(ResizeEvent resizeEvent) {
  				updateWestSectionToWindowHeight();
  			}
  		});
  		updateWestSectionToWindowHeight();
  	}
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