package com.vaadin.tests.tickets;
import com.vaadin.server.LegacyApplication;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.LegacyWindow;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
public class Ticket2365 extends LegacyApplication {
@Override
public void init() {
final LegacyWindow mainWin = new LegacyWindow(getClass()
.getSimpleName());
setMainWindow(mainWin);
VerticalLayout lo = new VerticalLayout();
lo.setSizeFull();
mainWin.setContent(lo);
final Panel p = createMultilevelPanel(5, (Panel) null);
Button b = new Button("Toggle parent level size");
lo.addComponent(b);
b.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
if (p.getWidth() > 0) {
p.setSizeUndefined();
} else {
p.setSizeFull();
}
}
});
lo.addComponent(p);
lo.setExpandRatio(p, 1);
}
private Panel createMultilevelPanel(int i, Panel panel) {
if (panel == null) {
VerticalLayout panelLayout = new VerticalLayout();
panelLayout.setMargin(true);
panel = new Panel("Panel level " + i, panelLayout);
panel.setSizeFull();
panelLayout.setSizeFull();
}
VerticalLayout pl = new VerticalLayout();
pl.setMargin(true);
pl.setSizeFull();
Panel p = new Panel("Panel level " + i--, pl);
p.setSizeFull();
pl.addComponent(p);
if (i > 0) {
createMultilevelPanel(i, p);
}
return panel;
}
}