private void init() {
       logger.info("Init...");

	addMetaElements();

	// Disable Back Button
	setupHistory();
	setupBootbox();

	GWT.runAsync(new RunAsyncCallback() {
		@Override
		public void onFailure(Throwable reason) {
			logger.info("Error on Async!");
		}

		@Override
		public void onSuccess() {
			createViews();
			removeLoadingImage();

               // Example calling JavaScript with JSNI - old style
               // alert("Lofi Old Style...");
		}
	});
}
 

public void initPageAsync(final String page) {
	GWT.runAsync(new RunAsyncCallback() {
		public void onSuccess() {
			init(page);
			LoadingWidget.getInstance().hide();
		}
		public void onFailure(Throwable reason) {
			Label error = new Label(MESSAGES.failedToLoadPage(reason.getMessage()));
			error.setStyleName("unitime-ErrorMessage");
			RootPanel loading = RootPanel.get("UniTimeGWT:Loading");
			if (loading != null) loading.setVisible(false);
			RootPanel.get("UniTimeGWT:Body").add(error);
			LoadingWidget.getInstance().hide();
			UniTimeNotifications.error(MESSAGES.failedToLoadPage(reason.getMessage()), reason);
		}
	});
}
 

String[] getClassesToImport() {
  return new String[] { com.mvp4g.client.history.PlaceService.class.getName(),
                        GWT.class.getName(),
                        com.google.gwt.user.client.History.class.getName(),
                        ServiceDefTarget.class.getName(),
                        PresenterInterface.class.getName(),
                        EventBus.class.getName(),
                        Mvp4gException.class.getName(),
                        HistoryConverter.class.getName(),
                        Mvp4gEventPasser.class.getName(),
                        Mvp4gModule.class.getName(),
                        GinModules.class.getName(),
                        Ginjector.class.getName(),
                        BaseEventBus.class.getName(),
                        EventFilter.class.getName(),
                        EventHandlerInterface.class.getName(),
                        List.class.getName(),
                        NavigationEventCommand.class.getName(),
                        NavigationConfirmationInterface.class.getName(),
                        RunAsyncCallback.class.getName(),
                        Mvp4gRunAsync.class.getName(),
                        Command.class.getName(),
                        HistoryProxyProvider.class.getName(),
                        DefaultHistoryProxy.class.getName() };
}
 

public void bootstrap() {
    GWT.runAsync(new RunAsyncCallback() {
        @Override
        public void onFailure(Throwable reason) {
            Window.alert("Failed to load application components!");
        }

        @Override
        public void onSuccess() {
            DelayedBindRegistry.bind(MODULES);
            MODULES.getEventBus().addHandler(AsyncCallFailEvent.getType(),
                    new AsyncCallHandler(MODULES.getPlaceManager()));
            MODULES.getBootstrapper().go(new BootstrapOutcome());
        }
    });
}
 

public void initComponentAsync(final RootPanel panel, final Components comp) {
	GWT.runAsync(new RunAsyncCallback() {
		public void onSuccess() {
			comp.insert(panel);
		}
		public void onFailure(Throwable reason) {
		}
	});
}
 

private void openDialogAsync() {
       GWT.runAsync(new RunAsyncCallback() {
       	public void onSuccess() {
       		openDialog();
       	}
       	public void onFailure(Throwable reason) {
       		UniTimeNotifications.error(MESSAGES.failedToLoadTheApp(reason.getMessage()));
       	}
       });
}
 

private void openDialogAsync() {
       GWT.runAsync(new RunAsyncCallback() {
       	public void onSuccess() {
       		openDialog();
       	}
       	public void onFailure(Throwable reason) {
       		UniTimeNotifications.error(MESSAGES.failedToLoadTheApp(reason.getMessage()));
       	}
       });
}
 

public void showSuggestionsAsync(final int rowIndex) {
	if (rowIndex < 0) return;
	GWT.runAsync(new RunAsyncCallback() {
		public void onSuccess() {
			openSuggestionsBox(rowIndex);
		}
		public void onFailure(Throwable caught) {
			iStatus.error(MESSAGES.exceptionSuggestionsFailed(caught.getMessage()), caught);
		}
	});
}
 

private SourceWriter getSourceWriter(PrintWriter printWriter, GeneratorContext ctx) {
	ClassSourceFileComposerFactory composerFactory =
		new ClassSourceFileComposerFactory(this.packageName, this.viewProxySimpleName);

	composerFactory.setSuperclass(this.placeType.getSimpleSourceName());

	composerFactory.addImport(GWT.class.getName());
	composerFactory.addImport(RunAsyncCallback.class.getName());
	composerFactory.addImport(ViewProxy.class.getName());
	composerFactory.addImport(Place.class.getName());
	composerFactory.addImport(ViewPlace.class.getName());
	composerFactory.addImport(Activity.class.getName());
	composerFactory.addImport(ViewActivity.class.getName());
	composerFactory.addImport(ApplicationUnreachableException.class.getName());
	composerFactory.addImport(this.placeType.getQualifiedSourceName());
	composerFactory.addImport(this.activityDescrition.view().getCanonicalName());
	if (this.placeTokenizerClass != null) {
		composerFactory.addImport(this.placeTokenizerClass.getCanonicalName());
	}
	if (this.viewDecoratorClass != null) {
		composerFactory.addImport(this.viewDecoratorClass.getCanonicalName());
	}

	composerFactory.addImplementedInterface(
		ViewProxy.class.getSimpleName() + "<" + this.placeType.getSimpleSourceName() + ">");

	return composerFactory.createSourceWriter(ctx, printWriter);
}
 

public void onModuleLoadDeferred() {
	// register triggers
	GWT.runAsync(new RunAsyncCallback() {
		@Override
		public void onSuccess() {
			for (Triggers t: Triggers.values())
				t.register();
			callGwtOnLoadIfExists();
		}
		@Override
		public void onFailure(Throwable reason) {
		}
	});
	
	// load page
	if (RootPanel.get("UniTimeGWT:Body") != null) {
		LoadingWidget.getInstance().show(MESSAGES.waitLoadingPage());
		Scheduler.get().scheduleDeferred(new ScheduledCommand() {
			@Override
			public void execute() {
				initPageAsync(Window.Location.getParameter("page"));
			}
		});
	}
	
	// load components
	for (final Components c: Components.values()) {
		final RootPanel p = RootPanel.get(c.id());
		if (p != null) {
			Scheduler.get().scheduleDeferred(new ScheduledCommand() {
				@Override
				public void execute() {
					initComponentAsync(p, c);
				}
			});
		}
		if (p == null && c.isMultiple()) {
			NodeList<Element> x = getElementsByName(c.id());
			if (x != null && x.getLength() > 0)
				for (int i = 0; i < x.getLength(); i++) {
					Element e = x.getItem(i);
					e.setId(DOM.createUniqueId());
					final RootPanel q = RootPanel.get(e.getId());
					Scheduler.get().scheduleDeferred(new ScheduledCommand() {
						@Override
						public void execute() {
							initComponentAsync(q, c);
						}
					});
				}
		}
	}
	
	Window.addWindowClosingHandler(new Window.ClosingHandler() {
		@Override
		public void onWindowClosing(Window.ClosingEvent event) {
			if (isLoadingDisplayed() || LoadingWidget.getInstance().isShowing()) return;
			LoadingWidget.showLoading(MESSAGES.waitPlease());
			iPageLoadingTimer = new Timer() {
				@Override
				public void run() {
					RPC.execute(new IsSessionBusyRpcRequest(), new AsyncCallback<GwtRpcResponseBoolean>() {
						@Override
						public void onFailure(Throwable caught) {
							LoadingWidget.hideLoading();
						}
						@Override
						public void onSuccess(GwtRpcResponseBoolean result) {
							if (result.getValue()) {
								iPageLoadingTimer.schedule(500);
							} else {
								LoadingWidget.hideLoading();
							}
						}
					});
				}
			};
			iPageLoadingTimer.schedule(500);
		}
	});
}
 

String[] getClassesToImport() {
  return new String[] { GWT.class.getName(),
                        RunAsyncCallback.class.getName() };
}