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package com.vaadin.tests.tickets;
import com.vaadin.Application;
import com.vaadin.ui.Button;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
import com.vaadin.ui.Button.ClickEvent;
public class Ticket2365 extends Application {
@Override
public void init() {
final Window mainWin = new Window(getClass().getSimpleName());
setMainWindow(mainWin);
VerticalLayout lo = new VerticalLayout();
lo.setSizeFull();
mainWin.setLayout(lo);
final Panel p = createMultilevelPanel(5, (Panel) null);
Button b = new Button("Toggle parent level size");
lo.addComponent(b);
b.addListener(new Button.ClickListener() {
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) {
panel = new Panel("Panel level " + i);
panel.setSizeFull();
panel.getLayout().setSizeFull();
}
Panel p = new Panel("Panel level " + i--);
p.getLayout().setSizeFull();
p.setSizeFull();
panel.addComponent(p);
if (i > 0) {
createMultilevelPanel(i, p);
}
return panel;
}
}
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