TabConfig.create().label("tab2").content("<p>2222222222222222<b>Hello</b>foo <i>content</i></p>"),
TabConfig.create().label("tab3").content("<p>3333333333333<b>ben parker</b>foo <i>holla dooba do</i></p>"),
}));
tb.render(parent);
tb.after("selectionChange", new EventCallback<TabViewEvent>() {
@Override
public void call(TabViewEvent e) {
/* note e.newVal is the selected child widget - we cast directly.