protected override void OnStartDemo(SampleViewport viewport)
{
var sampleButton = new LayoutFarm.CustomWidgets.SimpleBox(30, 30);
viewport.AddContent(sampleButton);
int count = 0;
sampleButton.MouseDown += new EventHandler<UIMouseEventArgs>((s, e2) =>
{
Console.WriteLine("click :" + (count++));
});
}
}