docs: public void addToolBarComponent(Component component) {
  		validateComponentNonNull(component);
  
  		if (component instanceof JButton) {
  			addButton((JButton) component);
  		} else if (component instanceof JToggleButton) {
  			addButton((JToggleButton) component);
  		} else {
  			getToolbar().add(component);
  		}
  	}