private MenuContainer currentEntry = new MenuContainer();
public MenuTileEditor(String id, IModel<BrixNode> containerNode) {
super(id, containerNode);
add(new MenuPicker("menuPicker",
new PropertyModel<BrixNode>(currentEntry, "menuNode"), containerNode));
Form<MenuContainer> form;
add(form = new Form<MenuContainer>("form", new CompoundPropertyModel<MenuContainer>(
new PropertyModel<MenuContainer>(this, "currentEntry"))));