uitest/src/com/vaadin/tests/tickets/Ticket1919.java


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package com.vaadin.tests.tickets;

import com.vaadin.Application;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Component;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.Panel;
import com.vaadin.ui.UI.LegacyWindow;

public class Ticket1919 extends com.vaadin.Application {

    private GridLayout lo;
    private boolean on = true;

    @Override
    public void init() {
        final LegacyWindow main = new LegacyWindow(getClass().getName()
                .substring(getClass().getName().lastIndexOf(".") + 1));
        setMainWindow(main);

        setTheme("tests-tickets");

        lo = new GridLayout(2, 2);
        lo.setSizeFull();
        lo.setMargin(true);
        lo.setSpacing(true);

        lo.addComponent(getTestComponent());
        lo.addComponent(getTestComponent());
        lo.addComponent(getTestComponent());
        lo.addComponent(getTestComponent());

        main.setContent(lo);

    }

    public void toggleStyleName() {
        if (on) {
            lo.setStyleName("test");
        } else {
            lo.setStyleName("");
        }
        on = !on;
    }

    private Component getTestComponent() {
        Panel p = new Panel();
        p.setSizeFull();

        Button b = new Button("toggle Values", new Button.ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                toggleStyleName();
            }
        });
        p.addComponent(b);
        return p;
    }
}