Vaadin 7 UI Design By Example Beginner's Guide

Time for action – adding click listeners

Follow these steps to allow a VerticalLayout listen to click events:

1. Once again, add the highlighted code to your each time bigger (and it will grow more, you can tell) LayoutFrameworkUI class:

   public class LayoutFrameworkUI extends UI {
   
     protected void init(VaadinRequest request) {
   
       ...
       layout.addMenuOption("Click listener",
           getClickListener());
     }
   
     ...
   
     private Component getClickListener() {
       VerticalLayout layout = new VerticalLayout();
       layout.setSizeFull();
       layout.addLayoutClickListener(new LayoutClickListener() {
         public void layoutClick(LayoutClickEvent event) {
           String message = "And you did it at "
               + event.getClientX() + ", "
               + event.getClientY();
           Notification.show("You clicked me!", message,