Example usage for com.google.gwt.gwtai.applet.client AppletJSUtil registerAppletCallback

Introduction

In this page you can find the example usage for com.google.gwt.gwtai.applet.client AppletJSUtil registerAppletCallback.

Prototype

public static void registerAppletCallback(Applet applet, AppletCallback<? extends Object> appletCallback) 

Source Link

Document

Registers an instance of your AppletCallback implementation to listen for callbacks coming from the given Applet.

Usage

From source file:com.google.gwt.gwtai.demo.client.GwtAI.java

License:Apache License

private Widget createCallbackApplet() {
    CallbackApplet applet = (CallbackApplet) GWT.create(CallbackApplet.class);
    Widget widgetAppletOne = AppletJSUtil.createAppletWidget(applet);
    RootPanel.get().add(widgetAppletOne);

    AppletJSUtil.registerAppletCallback(applet, new AppletCallback<String>() {
        public void callback(String callbackValue) {
            Window.alert("Received: " + callbackValue);
        }//from   w  w w.j  ava  2  s .  c  om
    });

    return widgetAppletOne;
}

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From source file:com.google.gwt.gwtai.demo.client.StopWatchAppletTab.java

License:Apache License

public StopWatchAppletTab() {
    VerticalPanel panelMain = new VerticalPanel();
    panelMain.setWidth("100%");
    panelMain.setSpacing(4);//from  ww  w .  j a  v a 2  s.  c om

    VerticalPanel panelLaps = new VerticalPanel();
    panelLaps.setWidth("100%");
    panelLaps.setSpacing(4);

    Button buttonStart = new Button("Start");
    Button buttonStop = new Button("Stop");

    final StopWatchApplet stopWatchApplet = (StopWatchApplet) GWT.create(StopWatchApplet.class);

    buttonStart.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            stopWatchApplet.startWatch();
        }
    });

    buttonStop.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            stopWatchApplet.stopWatch();
        }
    });

    HorizontalPanel buttonPanel = new HorizontalPanel();
    buttonPanel.setSpacing(4);
    buttonPanel.add(buttonStart);
    buttonPanel.add(buttonStop);

    Widget widgetApplet = AppletJSUtil.createAppletWidget(stopWatchApplet);
    AppletJSUtil.registerAppletCallback(stopWatchApplet, new StopWatchCallback(panelLaps));

    Label labelTitle = new Label(
            "Register a callback object to notify GWT of changes from within the Applet code.");
    DisclosurePanel panelCode = new DisclosurePanel("View code");
    panelCode.setWidth("100%");
    panelCode.setAnimationEnabled(true);
    panelCode.setContent(createCodeHTML());

    panelMain.add(labelTitle);
    panelMain.add(widgetApplet);
    panelMain.add(buttonPanel);
    panelMain.add(panelLaps);
    panelMain.add(panelCode);

    panelMain.setCellHorizontalAlignment(labelTitle, VerticalPanel.ALIGN_CENTER);
    panelMain.setCellHorizontalAlignment(widgetApplet, VerticalPanel.ALIGN_CENTER);
    panelMain.setCellHorizontalAlignment(panelLaps, VerticalPanel.ALIGN_CENTER);
    panelMain.setCellHorizontalAlignment(buttonPanel, VerticalPanel.ALIGN_CENTER);

    initWidget(panelMain);
}

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