Java RootPanel.get方法代码示例

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
@Override
public void onModuleLoad() {
    RootPanel rootPanel = RootPanel.get("main");
    final Button button = new Button("Click me");
    rootPanel.add(button);
    
    ObservableEx.fromKeyboardEvent(button.getElement(), "keydown")
            .map(event -> event.ctrlKey)
            .take(5)
            .subscribe(v -> log("ctrlKey " + v));
    
    ObservableEx.fromMouseEvent(button.getElement(), "click")
            .map(event -> event.clientX)
            .take(5)
            .subscribe(v -> log("clientX " + v));        
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
public static AriaStatus getInstance() {
	if (sStatus == null) {
		RootPanel statusPanel = RootPanel.get("UniTimeGWT:AriaStatus");
		if (statusPanel != null && "1".equals(Window.Location.getParameter("aria"))) {
			sStatus = new AriaStatus(statusPanel.getElement(), false);
			sStatus.setStyleName("unitime-VisibleAriaStatus");
		} else {
			sStatus  = new AriaStatus(false);
			RootPanel.get().add(sStatus);
		}
		
		RootPanel.get().addDomHandler(new KeyUpHandler() {
			@Override
			public void onKeyUp(KeyUpEvent event) {
   				if (event.getNativeEvent().getKeyCode() == 191 && (event.isControlKeyDown() || event.isAltKeyDown())) {
   					sStatus.setHTML(sStatus.getHTML());
   				}
   			}
   		}, KeyUpEvent.getType());
	}
	return sStatus;
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
/** Reveals the log div, and executes a task when done. */
// The async API for this method is intended to support two things: a cool
// spew animation, and also the potential to runAsync the whole LogPanel code.
private static void attachLogPanel() {
  Logs.get().addHandler(domLogger);
  final Panel logHolder = RootPanel.get("logHolder");
  logHolder.setVisible(true);

  // Need one layout and paint cycle after revealing it to start animation.
  // Use high priority to avoid potential starvation by other tasks if a
  // problem is occurring.
  SchedulerInstance.getHighPriorityTimer().scheduleDelayed(new Task() {
    @Override
    public void execute() {
      logHolder.add(domLogger);
      Style waveStyle = Document.get().getElementById(WAVEPANEL_PLACEHOLDER).getStyle();
      Style logStyle = logHolder.getElement().getStyle();
      logStyle.setHeight(250, Unit.PX);
      waveStyle.setBottom(250, Unit.PX);
    }
  }, 50);
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
@Inject
public Player(@Assisted String id, @Assisted JavaScriptObject jsObject, ViewEngine viewEngine, DeliveryEngine deliveryEngine,
              IPlayerContainersAccessor accessor) {
    this.accessor = accessor;
    this.deliveryEngine = deliveryEngine;
    try {
        RootPanel.get(id);
    } catch (Exception e) {
    }
    RootPanel root = RootPanel.get(id);
    viewEngine.mountView(root);
    getAccessor().setPlayerContainer(root);

    deliveryEngine.init(jsObject);
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
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);
		}
	});
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
public static void reloadMenu() {
	for (final Components c: Components.values()) {
		final RootPanel p = RootPanel.get(c.id());
		if (p != null) {
			for (int i = 0; i < p.getWidgetCount(); i++)
				if (p.getWidget(i) instanceof UniTimeMenu)
					((UniTimeMenu)p.getWidget(i)).reload();
		}
	}
}
 

import com.google.gwt.user.client.ui.RootPanel; //导入方法依赖的package包/类
public void onModuleLoad() {
	rootPanel = RootPanel.get();
	rootPanel.setSize("400", "700");
	ClientFactory clientFactory = GWT.create(ClientFactory.class);
	EventBus eventBus = clientFactory.getEventBus();
	presenter = new InteractiveDownloadDataViewActivity(clientFactory);
	// view = clientFactory.getView();
	// RootPanel.get().add(view);
	// view.setPresenter(presenter);
	ScrollPanel scrollPanel = new ScrollPanel();
	// scrollPanel.setWidget(view.asWidget());
	rootPanel.add(scrollPanel);
	presenter.start(scrollPanel, eventBus);
}