Example usage for com.vaadin.navigator Navigator Navigator

Introduction

In this page you can find the example usage for com.vaadin.navigator Navigator Navigator.

Prototype

public Navigator(UI ui, ViewDisplay display) 

Source Link

Document

Creates a navigator that is tracking the active view using URI fragments of the Page containing the given UI.

Usage

From source file:annis.gui.AnnisUI.java

License:Apache License

@Override
protected void init(VaadinRequest request) {
    super.init(request);
    setErrorHandler(this);

    searchView = new SearchView(AnnisUI.this);
    adminView = new AdminView(AnnisUI.this);
    queryController = new QueryController(searchView, AnnisUI.this);

    toolbar = new MainToolbar();
    toolbar.setQueryController(queryController);

    toolbar.addLoginListener(searchView);
    toolbar.addLoginListener(adminView);

    nav = new Navigator(AnnisUI.this, AnnisUI.this);
    nav.addView(SearchView.NAME, searchView);
    nav.addView(AdminView.NAME, adminView);
    nav.addViewChangeListener(AnnisUI.this);

    addExtension(toolbar.getScreenshotExtension());

    loadInstanceFonts();//from w w  w .ja  v  a2 s.  co m
}

---

From source file:at.jku.ce.adaptivetesting.vaadin.ui.core.VaadinUI.java

License:LGPL

public VaadinUI() {
    // Set up the Navigator
    navigator = new Navigator(this, this);

    // Create Welcome Screen
    MainUI mainScreen = new MainUI();
    mainScreen.setMargin(true);//from  ww  w. ja  v a 2 s .  c  o m
    Button start = new Button("Start", e -> {
        navigator.navigateTo(Views.TEST.toString());
    });
    start.setWidth("40%");
    start.setHeight("40%");
    //mainScreen.addComponent(new HtmlLabel(HtmlUtils.center("h1", "Willkommen zur " + productData)));
    mainScreen.addComponent(new HtmlLabel(HtmlUtils.center("h2", "Bitte klicke den <b>" + start.getCaption()
            + "</b> Button um mit dem Rechnungswesentest zu beginnen!")));
    mainScreen.addComponent(start);
    mainScreen.setComponentAlignment(start, Alignment.MIDDLE_CENTER);

    navigator.addView(Views.DEFAULT.toString(), mainScreen);
    // Question view
    // Change this to the questionManager you like
    final QuestionManager manager = new AccountingQuestionManager("Rechnungswesentest");
    navigator.addView(Views.TEST.toString(), manager);
    navigator.addView(Views.Log.toString(), new LogView(new File(Servlet.getLogFileName())));
    navigator.addView(Views.Admin.toString(), new AdminView(manager));
    navigator.addView(Views.Results.toString(), new ResultView(manager));
    navigator.setErrorView(mainScreen);
    LogHelper.logInfo("Startup completed");
}

---

From source file:at.reisisoft.jku.ce.adaptivelearning.vaadin.ui.core.VaadinUI.java

License:LGPL

public VaadinUI() {
    // Set up the Navigator
    navigator = new Navigator(this, this);

    // Create Welcome Screen
    MainUI mainScreen = new MainUI();
    mainScreen.setMargin(true);/*from   ww  w  . ja v  a2s. com*/
    Button start = new Button("Start", e -> {
        navigator.navigateTo(Views.TEST.toString());
    });
    start.setWidth("40%");
    start.setHeight("40%");
    mainScreen.addComponent(new HtmlLabel(HtmlUtils.center("h1", "Welcome to " + productData)));
    mainScreen.addComponent(new HtmlLabel(
            HtmlUtils.center("h2", "Click the <b>" + start.getCaption() + "</b> Button to start!")));
    mainScreen.addComponent(start);
    mainScreen.setComponentAlignment(start, Alignment.MIDDLE_CENTER);

    navigator.addView(Views.DEFAULT.toString(), mainScreen);
    // Question view
    // Change this to the questionManager you like
    final QuestionManager manager = new AccountingQuestionManager("Accounting Quiz");
    navigator.addView(Views.TEST.toString(), manager);
    navigator.addView(Views.Log.toString(), new LogView(new File(Servlet.getLogFileName())));
    navigator.setErrorView(mainScreen);
    LogHelper.logInfo("Startup completed");
}

---

From source file:by.bigvova.MainUI.java

License:Apache License

@Override
protected void init(VaadinRequest request) {
    EventBus.register(this);
    getPage().setTitle("FoodNote");
    UI.getCurrent().setLocale(Locale.forLanguageTag("ru-RU"));
    // Let's register a custom error handler to make the 'access denied' messages a bit friendlier.
    setErrorHandler(new DefaultErrorHandler() {
        @Override//www  . j  a  v a2s.  c o  m
        public void error(com.vaadin.server.ErrorEvent event) {
            if (SecurityExceptionUtils.isAccessDeniedException(event.getThrowable())) {
                Notification.show("Sorry, you don't have access to do that.");
            } else {
                super.error(event);
            }
        }
    });
    HorizontalLayout layout = new HorizontalLayout();
    layout.setSizeFull();

    // By adding a security item filter, only views that are accessible to the user will show up in the side bar.
    sideBar.setItemFilter(new VaadinSecurityItemFilter(vaadinSecurity));
    sideBar.setHeader(new CssLayout() {
        {
            Label header = new Label("<span>Food</span>Note", ContentMode.HTML);
            header.setWidth(100, Unit.PERCENTAGE);
            header.setHeightUndefined();
            addComponent(header);
            addComponent(buildUserMenu());
        }
    });
    sideBar.getHeader().setStyleName("branding");
    layout.addComponent(sideBar);

    CssLayout viewContainer = new CssLayout();
    viewContainer.setSizeFull();
    layout.addComponent(viewContainer);
    layout.setExpandRatio(viewContainer, 1f);

    Navigator navigator = new Navigator(this, viewContainer);
    // Without an AccessDeniedView, the view provider would act like the restricted views did not exist at all.
    springViewProvider.setAccessDeniedViewClass(AccessDeniedView.class);
    navigator.addProvider(springViewProvider);
    navigator.setErrorView(ErrorView.class);
    navigator.navigateTo(navigator.getState());

    setContent(layout); // Call this here because the Navigator must have been configured before the Side Bar can be attached to a UI.
}

---

From source file:ch.bfh.blue.UI.MainUI.java

License:Open Source License

@Override
protected void init(VaadinRequest vaadinRequest) {
    final VerticalLayout layout = new VerticalLayout();
    final CssLayout viewLayout = new CssLayout();
    final Navigator navigator;

    getSession().setAttribute("databaseLock", true);
    try {/*from ww  w  .  j  a  v  a2 s .c  o  m*/
        controller = new Controller();
    } catch (InstantiationException e) {
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    }

    getSession().setAttribute("user", null);

    // /*
    // * is called upon closing of the UI do cleanup stuff here
    // */
    // addDetachListener(new DetachListener() {
    // @Override
    // public void detach(DetachEvent event) {
    // // during work
    // controller.close();
    //
    // }
    // });

    navigator = new Navigator(this, viewLayout);
    navigator.addView("", new HomeView(controller));
    navigator.addView("home", new HomeView(controller));
    navigator.addView("login", new LoginView(controller));
    navigator.addView("register", new RegisterView(controller));
    navigator.addView("availableSpaces", new AvailableSpacesView(controller));
    navigator.addView("reservationBySelectedRoom", new ReservationBySelectedRoomView(controller));
    navigator.addView("reservationBySelectedTime", new ReservationBySelectedTimeView(controller));

    layout.addComponent(viewLayout);
    layout.setMargin(true);
    setContent(layout);
}

---

From source file:ch.bfh.due1.srs.MainUI.java

License:Open Source License

@Override
protected void init(VaadinRequest request) {
    ////  w ww .  j ava 2  s  . co  m
    getPage().setTitle("Smart Reservation System");
    this.navigator = new Navigator(this, this);
    this.navigator.addView(RoomListView.VIEWNAME, new RoomListView(navigator, roomController));
    this.navigator.addView(ReservationView.VIEWNAME,
            new ReservationView(navigator, roomController, reservationController));

    //
    this.navigator.navigateTo(ReservationView.VIEWNAME);

}

---

From source file:ch.bfh.ti.soed.hs16.srs.black.SupervisingController.java

License:Open Source License

@Override
protected void init(VaadinRequest vaadinRequest) {
    // Set the title of the site in the browser
    Page.getCurrent().setTitle("SRS - Smart ReservationEntity System");

    dataModel = JPADataAccess.getInstance();
    loginView = new LoginView();
    reservationView = new ReservationView();
    signUpView = new SignUpView();
    navigator = new Navigator(this, this);

    // Adding the login view to the navigator
    navigator.addView(LoginView.NAME, loginView);

    // Setting the error view of the navigator to the login view
    // This way the navigator will always default to the login view
    navigator.setErrorView(loginView);//w ww .  j a v a  2s  .com

    // Adding the reservation view to the navigator
    navigator.addView(ReservationView.NAME, reservationView);

    // Adding the sign up view to the navigator
    navigator.addView(SignUpView.NAME, signUpView);

    // Instantiating the controllers for the two views
    reservationController = new ReservationController(dataModel, reservationView, navigator);
    new LoginController(dataModel, loginView, navigator);
    new SignUpController(dataModel, signUpView, navigator);

    // We use a view change handler to ensure the user is always redirected
    // to the login view if the user is not logged in
    navigator.addViewChangeListener(new ViewChangeListener() {

        @Override
        public boolean beforeViewChange(ViewChangeEvent event) {
            // Check if a user has logged in
            boolean isLoggedIn = VaadinSession.getCurrent().getAttribute("user") != null;

            boolean isLoginView = event.getNewView() instanceof LoginView;
            boolean isSignUpView = event.getNewView() instanceof SignUpView;
            boolean isReservationView = event.getNewView() instanceof ReservationView;

            if (!isLoggedIn && isReservationView) {
                // Always redirect to login view if a user has not yet logged in
                navigator.navigateTo(LoginView.NAME);
                return false;
            } else if (isLoggedIn && (isLoginView || isSignUpView)) {
                // Access attempt to the login or signup view while already logged in gets cancelled
                return false;
            }
            return true;
        }

        @Override
        public void afterViewChange(ViewChangeEvent event) {
            try {
                reservationController.createList((String) VaadinSession.getCurrent().getAttribute("user"));
            } catch (Exception e) {
                System.out.println(e.getMessage());
            }
        }
    });
}

---

From source file:ch.bfh.ti.soed.hs16.srs.red.ui.MyUI.java

License:Open Source License

@Override
protected void init(VaadinRequest vaadinRequest) {

    this.navigator = new Navigator(this, this);

    navigator.addView("", new LoginView(navigator));
    navigator.addView("my Reservation", new MyReservationView(navigator));

}

---

From source file:ch.bfh.ti.soed.hs16.srs.view.MyUI.java

License:Open Source License

@Override
protected void init(VaadinRequest vaadinRequest) {
    this.navigator = new Navigator(this, this);
    this.navigator.addView("", new LoginView(this.navigator));
    this.navigator.addView("BookerView", new BookerView(this.navigator));
    this.navigator.addView("RoomView", new RoomView(this.navigator));
}

---

From source file:ch.bfh.ti.soed.hs16.srs.yellow.views.NavigationRoot.java

License:Open Source License

@Override
protected void init(VaadinRequest vaadinRequest) {

    MainView mainView = new MainView();

    LoginView loginView = new LoginView();

    SignUpView signUpView = new SignUpView();

    mainView.setNavigator(this);

    loginView.setNavigator(this);

    signUpView.setNavigator(this);

    navigator = new Navigator(this, this);

    navigator.addView(MAINVIEW, mainView);

    navigator.addView(LOGINVIEW, loginView);

    navigator.addView(SIGNUPVIEW, signUpView);

    navigator.setErrorView(mainView);//from   w  w  w  .  j  av a  2 s . co  m

}

---

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