Example usage for com.vaadin.ui LoginForm addLoginListener

Introduction

In this page you can find the example usage for com.vaadin.ui LoginForm addLoginListener.

Prototype

public Registration addLoginListener(LoginListener listener) 

Source Link

Document

Adds a LoginListener .

Usage

From source file:com.snowy.Login.java

@PostConstruct
void init() {/*from  w  ww. ja v a  2s  .c o m*/
    d = ((MyVaadinUI) UI.getCurrent()).getDataObject();
    //Logger.getLogger(Login.class.getName()).info(d);
    this.setSizeFull();
    this.setSpacing(false);
    this.setMargin(true);
    Label MainL = new Label("<h1>Connect 4</h1?>", ContentMode.HTML);
    //layout.addComponent(MainL);
    MainL.setSizeUndefined();
    VerticalLayout lay = new VerticalLayout();
    lay.setMargin(false);
    lay.addComponent(MainL);
    lay.setComponentAlignment(MainL, Alignment.TOP_CENTER);
    HorizontalLayout hz = new HorizontalLayout();
    hz.setMargin(false);
    hz.setSpacing(false);
    LoginForm lf = new LoginForm();
    lf.addLoginListener((e) -> {
        String token = d.genToken(e.getLoginParameter("username"), e.getLoginParameter("password"));
        //String token="true";
        if (!token.equals("false")) {

            Cookie c = new Cookie("token", token);
            VaadinService.getCurrentResponse().addCookie(c);
            //https://vaadin.com/wiki/-/wiki/Main/Setting+and+reading+Cookies
            //Notification.show(VaadinService.getCurrentRequest().getCookies()[1].getValue(),Notification.Type.ERROR_MESSAGE);
            //this.getNavigator().navigateTo("main");
            //this.getUI().get
            this.getUI().getNavigator().navigateTo("main");
        } else {
            Label l = new Label("<h4 style=\"color:red\">Invalid Username or Password</h4>", ContentMode.HTML);
            l.setId("created");

            if (lay.getComponent(lay.getComponentIndex(lf) + 1).getId() == null) {
                //lay.addComponent(new Label(String.valueOf(lay.getComponentIndex(l))));
                lay.addComponent(l, lay.getComponentIndex(lf) + 1);
                l.setSizeUndefined();
                lay.setComponentAlignment(l, Alignment.TOP_CENTER);
            }

        }

    });

    lay.addComponent(lf);
    Button newUser = new Button("New User");
    newUser.addClickListener((e) -> {

        this.getUI().addWindow(new NewUserSubWindow(d));
    });
    //newUser.setWidth((float)5.5, Unit.EM);
    Button forgotPass = new Button("Forgot Password");
    //temp
    forgotPass.addClickListener((e) -> {
        //Notification.show(, Notification.Type.ERROR_MESSAGE);
    });
    forgotPass.setEnabled(false);
    forgotPass.setDescription("Feature Disabled, Contact Administrator for Assistance");
    //forgotPass.setWidth((float) 8.5,Unit.EM);
    forgotPass.setStyleName(ValoTheme.BUTTON_LINK);
    newUser.setStyleName(ValoTheme.BUTTON_LINK);

    hz.addComponent(newUser);
    hz.addComponent(forgotPass);
    lay.addComponent(hz);
    lay.setComponentAlignment(lf, Alignment.TOP_CENTER);
    lay.setComponentAlignment(hz, Alignment.MIDDLE_CENTER);
    this.addComponent(lay);
    this.setComponentAlignment(lay, Alignment.MIDDLE_CENTER);
}

---

From source file:de.symeda.sormas.ui.login.LoginScreen.java

License:Open Source License

private Component buildLoginForm() {
    LoginForm loginForm = new LoginForm();

    loginForm.addLoginListener(event -> {
        login(event.getLoginParameter("username").trim(), event.getLoginParameter("password"));
    });//from   w ww .j  ava 2s  . c o  m

    loginForm.setSizeUndefined();

    return loginForm;
}

---