Example usage for com.google.gwt.user.client.ui StackLayoutPanel addSelectionHandler

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui StackLayoutPanel addSelectionHandler.

Prototype

public HandlerRegistration addSelectionHandler(SelectionHandler<Integer> handler) 

Source Link

Usage

From source file:com.mashery.examples.api.client.Examples.java

License:Open Source License

@Override
public void onModuleLoad() {
    DockLayoutPanel mainPanel = new DockLayoutPanel(Unit.PX);
    RootLayoutPanel.get().add(mainPanel);

    DockLayoutPanel headerPanel = new DockLayoutPanel(Unit.PX);
    mainPanel.addNorth(headerPanel, 80d);

    FlexTable rightPanel = new FlexTable();
    headerPanel.addEast(rightPanel, 250d);
    rightPanel.setCellPadding(4);/*w ww. ja  v a  2 s.co  m*/
    rightPanel.setSize("100%", "100%");
    rightPanel.getCellFormatter().setHeight(0, 0, "100%");
    rightPanel.getCellFormatter().setWidth(1, 0, "100%");
    rightPanel.getCellFormatter().setAlignment(0, 0, HasHorizontalAlignment.ALIGN_RIGHT,
            HasVerticalAlignment.ALIGN_TOP);
    ((FlexTable.FlexCellFormatter) rightPanel.getCellFormatter()).setColSpan(0, 0, 2);

    final FlowPanel userPanel = new FlowPanel();
    rightPanel.setWidget(0, 0, userPanel);

    LoginServiceAsync loginSvc = GWT.create(LoginService.class);
    loginSvc.getUserEmail(new AsyncCallback<String>() {

        @Override
        public void onSuccess(final String email) {
            final Anchor loginLink = new Anchor();
            loginLink.setHref(email == null ? "/examples/login" : "/examples/login?logout=true");
            loginLink.addClickHandler(new ClickHandler() {
                @Override
                public void onClick(ClickEvent event) {
                    String callbackURL = Window.Location.createUrlBuilder().buildString();
                    StringBuilder buf = new StringBuilder("/examples/login?callbackURL=");
                    buf.append(URL.encodeQueryString(callbackURL));
                    if (email != null)
                        buf.append("&logout=true");

                    loginLink.setHref(buf.toString());
                }
            });

            if (email == null) {
                loginLink.setHTML("Sign&nbsp;in");
            } else {
                loginLink.setHTML("Sign&nbsp;out");
                userPanel.add(new InlineLabel(email));
                userPanel.add(new InlineHTML("&nbsp;|&nbsp;"));
            }

            userPanel.add(loginLink);
        }

        @Override
        public void onFailure(Throwable caught) {
            userPanel.add(new Label(caught.getLocalizedMessage()));
        }
    });

    mapWidget = new PopupMapWidget();
    rightPanel.setWidget(1, 1, mapWidget);

    Grid logoPanel = new Grid(1, 2);
    logoPanel.setCellSpacing(8);
    logoPanel.getRowFormatter().setVerticalAlign(0, HasVerticalAlignment.ALIGN_TOP);
    headerPanel.add(logoPanel);

    Image masheryLogoImg = new Image("resources/img/mashery.gif");
    Anchor masheryLink = new Anchor();
    masheryLink.setTitle("Mashery, Inc.");
    masheryLink.setHref("http://developer.mashery.com");
    masheryLink.getElement().appendChild(masheryLogoImg.getElement());
    logoPanel.setWidget(0, 0, masheryLink);

    InlineLabel logoLabel = new InlineLabel("Mashery Examples");
    logoLabel.getElement().getStyle().setFontWeight(FontWeight.BOLD);
    logoLabel.getElement().getStyle().setFontSize(28d, Unit.PT);
    logoLabel.getElement().getStyle().setColor("#c1080a");
    logoPanel.setWidget(0, 1, logoLabel);

    SplitLayoutPanel centerPanel = new SplitLayoutPanel();
    mainPanel.add(centerPanel);

    final StackLayoutPanel examplesPanel = new StackLayoutPanel(Unit.PX);
    centerPanel.addWest(examplesPanel, 200d);

    contentPanel = new DeckPanel();
    centerPanel.add(contentPanel);
    contentPanel.getElement().getStyle().setPaddingLeft(8d, Unit.PX);
    contentPanel.setAnimationEnabled(true);

    addExample(new Example("quova", "Quova") {
        @Override
        public Widget createContent() {
            return new QuovaExample(mapWidget);
        }
    }, examplesPanel);

    addExample(new Example("etsy", "Etsy") {
        @Override
        public Widget createContent() {
            return new EtsyExample(mapWidget);
        }
    }, examplesPanel);

    addExample(new Example("weatherbug", "WeatherBug") {
        @Override
        public Widget createContent() {
            return new WeatherBugExample(mapWidget);
        }
    }, examplesPanel);

    addExample(new Example("hotwire", "Hotwire") {
        @Override
        public Widget createContent() {
            return new HotwireExample(mapWidget);
        }
    }, examplesPanel);

    addExample(new Example("active", "Active") {
        @Override
        public Widget createContent() {
            return new ActiveExample(mapWidget);
        }
    }, examplesPanel);

    String historyToken = History.getToken();
    Integer index = exampleIndex.get(historyToken);
    if (index == null)
        index = 0;

    examplesPanel.showWidget(index);
    showExample(index);

    examplesPanel.addSelectionHandler(new SelectionHandler<Integer>() {
        @Override
        public void onSelection(SelectionEvent<Integer> event) {
            int index = event.getSelectedItem();
            Example example = examples.get(index);
            if (example != null)
                History.newItem(example.getId());
        }
    });

    History.addValueChangeHandler(new ValueChangeHandler<String>() {
        @Override
        public void onValueChange(ValueChangeEvent<String> event) {
            String historyToken = event.getValue();
            Integer index = exampleIndex.get(historyToken);
            if (index != null) {
                examplesPanel.showWidget(index);
                showExample(index);
            }
        }
    });
}

---

From source file:com.ponysdk.ui.terminal.ui.PTStackLayoutPanel.java

License:Apache License

@Override
public void addHandler(final PTInstruction addHandler, final UIService uiService) {
    final String handlerType = addHandler.getString(HANDLER.KEY);

    if (handlerType.equals(HANDLER.KEY_.SELECTION_HANDLER)) {
        final StackLayoutPanel stackLayoutPanel = uiObject;
        stackLayoutPanel.addSelectionHandler(new SelectionHandler<Integer>() {

            @Override/*w  w  w .  j  ava2 s . c  o  m*/
            public void onSelection(final SelectionEvent<Integer> event) {
                final PTInstruction eventInstruction = new PTInstruction();
                eventInstruction.setObjectID(addHandler.getObjectID());
                eventInstruction.put(TYPE.KEY, TYPE.KEY_.EVENT);
                eventInstruction.put(HANDLER.KEY, HANDLER.KEY_.SELECTION_HANDLER);
                eventInstruction.put(PROPERTY.VALUE, event.getSelectedItem());
                uiService.triggerEvent(eventInstruction);
            }
        });
        return;
    }

    if (handlerType.equals(HANDLER.KEY_.BEFORE_SELECTION_HANDLER)) {
        uiObject.addBeforeSelectionHandler(new BeforeSelectionHandler<Integer>() {

            @Override
            public void onBeforeSelection(final BeforeSelectionEvent<Integer> event) {
                final PTInstruction eventInstruction = new PTInstruction();
                eventInstruction.setObjectID(addHandler.getObjectID());
                eventInstruction.put(TYPE.KEY, TYPE.KEY_.EVENT);
                eventInstruction.put(HANDLER.KEY, HANDLER.KEY_.BEFORE_SELECTION_HANDLER);
                eventInstruction.put(PROPERTY.VALUE, event.getItem());
                uiService.triggerEvent(eventInstruction);
            }
        });
        return;
    }

    super.addHandler(addHandler, uiService);
}

---