Java Code Examples for com.google.gwt.user.client.ui.Widget#addDomHandler()

@Override
public void connectHandlersToWidget(Widget widget) {
    Profiler.enter("VTooltip.connectHandlersToWidget");
    widget.addDomHandler(tooltipEventHandler, MouseOutEvent.getType());
    widget.addDomHandler(tooltipEventHandler, MouseDownEvent.getType());
    widget.addDomHandler(tooltipEventHandler, KeyDownEvent.getType());

    if (!BrowserInfo.get().isIOS()) {
        widget.addDomHandler(tooltipEventHandler, MouseMoveEvent.getType());
        widget.addDomHandler(tooltipEventHandler, FocusEvent.getType());
        widget.addDomHandler(tooltipEventHandler, BlurEvent.getType());
    }
    Profiler.leave("VTooltip.connectHandlersToWidget");
}
 

public PanController(Widget widget) {
	super(widget);
	widget.addDomHandler(this, MouseWheelEvent.getType());
	widget.addDomHandler(this, KeyDownEvent.getType());
	
	app.getHorizontalScrollbar().addScrollPanListener(this);
	app.getVerticalScrollbar().addScrollPanListener(this);
}
 

public UIHider(int uiHideDelay, Widget textLayer) {
	this.uiHideDelay = uiHideDelay;
	textLayer.addDomHandler(this, MouseMoveEvent.getType());
	textLayer.addDomHandler(this, KeyDownEvent.getType());
	textLayer.addDomHandler(this, ScrollEvent.getType());
	textLayer.addDomHandler(this, TouchStartEvent.getType());
}
 

public PanListener(Widget widget) {
	this.widget = widget;
	widget.addDomHandler(this, MouseDownEvent.getType());
	widget.addDomHandler(this, MouseUpEvent.getType());
	widget.addDomHandler(this, MouseMoveEvent.getType());
	widget.addDomHandler(this, TouchStartEvent.getType());
	widget.addDomHandler(this, TouchEndEvent.getType());
	widget.addDomHandler(this, TouchMoveEvent.getType());
}
 

private CompositeFocusHelper(Widget containerWidget, HasFocusHandlers... hasFocusContents) {
	this.containerWidget = containerWidget;
	containerWidget.addDomHandler(this.keyDownHandler, KeyDownEvent.getType());
	if (hasFocusContents != null) {
		for (HasFocusHandlers hasFocus : hasFocusContents) {
			this.addHasFocusContent(hasFocus);
		}
	}

	this.handlerManager = new HandlerManager(containerWidget);
}
 

/**
 * Add a widget on the diagram
 * 
 * @param w the widget to add
 * @param left left margin with the absolute panel
 * @param top top margin with the absolute panel
 * 
 * @return the shape
 */
public FunctionShape addWidget(final Widget w, int left, int top) {

	w.getElement().getStyle().setZIndex(3);
	final FunctionShape shape = new FunctionShape(this, w);

	shapes.add(shape);
	widgetShapeMap.put(w, shape);
	functionsMap.put(w, new HashMap<Widget, Connection>());

	if (w instanceof HasContextMenu) {
		w.addDomHandler(new MouseUpHandler() {
			@Override
			public void onMouseUp(MouseUpEvent event) {
				if (event.getNativeButton() == NativeEvent.BUTTON_RIGHT) {
					showMenu((HasContextMenu) w, event.getClientX(), event.getClientY());
				}
			}
		}, MouseUpEvent.getType());
	}
	widgetPanel.add(w, left, top);

	// Register the drag handler
	if (dragController != null) {
		registerDragHandler(shape);
	}

	// If the is mouse is over the widget, clear the topCanvas
	w.addDomHandler(new MouseOverHandler() {
		@Override
		public void onMouseOver(com.google.gwt.event.dom.client.MouseOverEvent arg0) {
			topCanvas.clear();
			mousePoint.setLeft(-30);
			mousePoint.setTop(-30);
		}
	}, com.google.gwt.event.dom.client.MouseOverEvent.getType());
	shape.draw();

	// Send event
	handlerManager.fireEvent(new NewFunctionEvent(w));
	return shape;
}
 

protected void provideActiveClickHandler(final Widget child) {
    // Active click handler
    child.addDomHandler(event -> makeActive(child), ClickEvent.getType());
}
 

public void addUIElement(Widget widget, String hiddenStyleName) {
	uiElements.add(new UIElement(widget, hiddenStyleName));
	widget.addDomHandler(this, MouseOverEvent.getType());
	widget.addDomHandler(this, MouseOutEvent.getType());
}
 

public CollapseHelper(Widget toggleWidget, Element collapsableElement) {
	this.collapsableElement = collapsableElement;
	StyleUtils.addStyle(collapsableElement, CollapseHelper.STYLE_COLLAPSE);
	toggleWidget.addDomHandler(this, ClickEvent.getType());
	this.setInitialCollapse(this.collapsed);
}