com.google.gwt.event.shared.SimpleEventBus Java Examples

@Override
public void onModuleLoad() {
  // Create the object graph - a real application would use Gin
  SimpleEventBus eventBus = new SimpleEventBus();

  SidebarPresenter sidebarPresenter = new SidebarPresenter(eventBus);
  Button sidebarView = new Button("Contacts");
  sidebarView.getElement().getStyle().setFloat(Style.Float.LEFT);
  sidebarView.getElement().getStyle().setMarginRight(20, Unit.PX);
  sidebarPresenter.setView(sidebarView);
  RootPanel.get().add(sidebarView);

  ContactsPresenter contactsPresenter = new ContactsPresenter(eventBus);
  VerticalPanel contactsView = new VerticalPanel();
  contactsPresenter.setView(contactsView);
  RootPanel.get().add(contactsView);

  // Start listening for events in the presenter
  contactsPresenter.start();

  // Eagerly bind the server proxy
  ServerProxy server = new ServerProxy(eventBus);
}
 

@Override
protected void configure() {
	// Bind the SimpleEventBus as Singleton
	bind(EventBus.class).to(SimpleEventBus.class).in(Singleton.class);

	// Bind ServicePreparator
	bind(ServicePreparator.class).to(RestServicePreparator.class)
			.in(Singleton.class);

	// Bind client for RestyGWT
	bind(PersonClient.class).to(RestPersonClient.class).in(Singleton.class);
}
 

@Override
protected void configure() {
	// Bind the SimpleEventBus as Singleton
	bind(EventBus.class).to(SimpleEventBus.class).in(Singleton.class);

       // Bind ServicePreparator
       bind(ServicePreparator.class).to(MockServicePreparator.class).in(Singleton.class);

       // Using the mocks
	bind(PersonClient.class).to(MockPersonClient.class).in(Singleton.class);
       bind(UserClient.class).to(MockUserClient.class).in(Singleton.class);
}
 

@Override
protected void configure() {
	// Bind the SimpleEventBus as Singleton
	bind(EventBus.class).to(SimpleEventBus.class).in(Singleton.class);

	// Bind ServicePreparator
       bind(ServicePreparator.class).to(RestServicePreparator.class).in(Singleton.class);

	// Using the real RestyGwt
	bind(PersonClient.class).to(RestPersonClient.class).in(Singleton.class);
	bind(UserClient.class).to(RestUserClient.class).in(Singleton.class);
}
 

/**
 * Instantiates a new abstract validator mixin.
 *
 * @param inputWidget  the input widget
 * @param errorHandler the error handler
 */
public ValidatorMixin(W inputWidget, ErrorHandler errorHandler) {
    this.inputWidget = inputWidget;
    this.errorHandler = errorHandler;
    eventBus = new SimpleEventBus();

    setupValueChangeValidation();
}
 

public void testSerializationProxy() {
    TestRequestFactory requestFactory = GWT.create( TestRequestFactory.class );
    requestFactory.initialize( new SimpleEventBus() );

    ServiceContext serviceContext = requestFactory.serviceContext();
    RfBeanProxy proxy = serviceContext.create( RfBeanProxy.class );
    proxy.setId( 54 );
    proxy.setName( "Toto" );

    RfBeanProxyWriter writer = GWT.create( RfBeanProxyWriter.class );
    String json = writer.write( proxy );
    assertEquals( "{\"id\":54,\"name\":\"Toto\"}", json );
}
 

@Test
public void registryTest()
{
  assertNull( ApplicationCache.getApplicationCacheIfSupported() );
  ApplicationCache.register( new TestApplicationCache( new SimpleEventBus() ) );
  assertNotNull( ApplicationCache.getApplicationCacheIfSupported() );
  final ApplicationCache applicationCache = ApplicationCache.getApplicationCacheIfSupported();
  assertTrue( ApplicationCache.deregister( applicationCache ) );
  assertNull( ApplicationCache.getApplicationCacheIfSupported() );
  assertFalse( ApplicationCache.deregister( applicationCache ) );
}
 

private MainController() {
	eventBus = new SimpleEventBus();
	placeController = new PlaceController(eventBus);
}