Package com.vaadin.navigator.ViewChangeListener

Examples of com.vaadin.navigator.ViewChangeListener.ViewChangeEvent

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     *            navigation state
     * @param parameters
     *            parameters passed in the navigation state to the view
     */
    protected void navigateTo(View view, String viewName, String parameters) {
        ViewChangeEvent event = new ViewChangeEvent(this, currentView, view,
                viewName, parameters);
        if (!fireBeforeViewChange(event)) {
            return;
        }

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        Navigator navigator = createNavigator(manager, display);

        // prepare mocks: what to expect
        EasyMock.expect(provider.getViewName("test1")).andReturn("test1");
        EasyMock.expect(provider.getView("test1")).andReturn(view1);
        ViewChangeEvent event1 = new ViewChangeEvent(navigator, null, view1,
                "test1", "");
        listener.addExpectedIsViewChangeAllowed(event1, true);
        EasyMock.expect(manager.getState()).andReturn("");
        view1.enter(eventParametersEqual(""));
        display.showView(view1);
        manager.setState("test1");
        listener.addExpectedNavigatorViewChange(event1);

        EasyMock.expect(provider.getViewName("test2")).andReturn("test2");
        EasyMock.expect(provider.getView("test2")).andReturn(view2);
        ViewChangeEvent event2 = new ViewChangeEvent(navigator, view1, view2,
                "test2", "");
        listener.addExpectedIsViewChangeAllowed(event2, true);
        EasyMock.expect(manager.getState()).andReturn("test1");
        view2.enter(eventParametersEqual(""));
        display.showView(view2);
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        // prepare mocks: what to expect
        // first listener blocks first view change
        EasyMock.expect(provider.getViewName("test1")).andReturn("test1");
        EasyMock.expect(provider.getView("test1")).andReturn(view1);
        EasyMock.expect(manager.getState()).andReturn("");
        ViewChangeEvent event1 = new ViewChangeEvent(navigator, null, view1,
                "test1", "");
        listener1.addExpectedIsViewChangeAllowed(event1, false);

        // second listener blocks second view change
        EasyMock.expect(provider.getViewName("test1/test")).andReturn("test1");
        EasyMock.expect(provider.getView("test1")).andReturn(view1);
        EasyMock.expect(manager.getState()).andReturn("");
        ViewChangeEvent event2 = new ViewChangeEvent(navigator, null, view1,
                "test1", "test");
        listener1.addExpectedIsViewChangeAllowed(event2, true);
        listener2.addExpectedIsViewChangeAllowed(event2, false);

        // both listeners allow view change
        EasyMock.expect(provider.getViewName("test1/bar")).andReturn("test1");
        EasyMock.expect(provider.getView("test1")).andReturn(view1);
        EasyMock.expect(manager.getState()).andReturn("");
        ViewChangeEvent event3 = new ViewChangeEvent(navigator, null, view1,
                "test1", "bar");
        listener1.addExpectedIsViewChangeAllowed(event3, true);
        listener2.addExpectedIsViewChangeAllowed(event3, true);
        view1.enter(EasyMock.isA(ViewChangeEvent.class));
        display.showView(view1);
        manager.setState("test1/bar");
        listener1.addExpectedNavigatorViewChange(event3);
        listener2.addExpectedNavigatorViewChange(event3);

        // both listeners allow view change from non-null view
        EasyMock.expect(provider.getViewName("test2")).andReturn("test2");
        EasyMock.expect(provider.getView("test2")).andReturn(view2);
        EasyMock.expect(manager.getState()).andReturn("view1");
        ViewChangeEvent event4 = new ViewChangeEvent(navigator, view1, view2,
                "test2", "");
        listener1.addExpectedIsViewChangeAllowed(event4, true);
        listener2.addExpectedIsViewChangeAllowed(event4, true);
        view2.enter(EasyMock.isA(ViewChangeEvent.class));
        display.showView(view2);
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        @Override
        public boolean beforeViewChange(ViewChangeEvent event) {
            if (referenceEvents.isEmpty()) {
                fail("Unexpected call to beforeViewChange()");
            }
            ViewChangeEvent reference = referenceEvents.remove();
            Boolean isCheck = referenceIsCheck.remove();
            if (!isCheck) {
                fail("Expected afterViewChange(), received beforeViewChange()");
            }
            // here to make sure exactly the correct values are removed from
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        @Override
        public void afterViewChange(ViewChangeEvent event) {
            if (referenceEvents.isEmpty()) {
                fail("Unexpected call to afterViewChange()");
            }
            ViewChangeEvent reference = referenceEvents.remove();
            Boolean isCheck = referenceIsCheck.remove();
            if (isCheck) {
                fail("Expected beforeViewChange(), received afterViewChange()");
            }
            if (!equalsReferenceEvent(event, reference)) {
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     *            navigation state
     * @param parameters
     *            parameters passed in the navigation state to the view
     */
    protected void navigateTo(View view, String viewName, String parameters) {
        ViewChangeEvent event = new ViewChangeEvent(this, currentView, view,
                viewName, parameters);
        if (!fireBeforeViewChange(event)) {
            return;
        }

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     *            navigation state
     * @param parameters
     *            parameters passed in the navigation state to the view
     */
    protected void navigateTo(View view, String viewName, String parameters) {
        ViewChangeEvent event = new ViewChangeEvent(this, currentView, view,
                viewName, parameters);
        if (!fireBeforeViewChange(event)) {
            return;
        }

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Related Classes of com.vaadin.navigator.ViewChangeListener.ViewChangeEvent

  • com.vaadin.navigator.Navigator
  • com.vaadin.tests.server.navigator.NavigatorTest
  • com.vaadin.tests.server.navigator.NavigatorTest$ViewChangeTestListener
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