def onModuleLoad(self): b = VerticalDemoSlider(0, 100) RootPanel().add(b) b.setWidth("20px") b.setHeight("100px") b.addControlValueListener(self) self.label = Label("Not set yet") RootPanel().add(self.label)
def onModuleLoad(self): b = Button("Click me", greet) RootPanel().add(b)