title.addStyleName(Reindeer.LABEL_H1);
header.addComponent(title);
final CheckBox vertical = new CheckBox("Vertical", !horizontal);
vertical.setImmediate(true);
vertical.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
view.removeAllComponents();
view.addComponent(createControls(!vertical.getValue()