public static UIView ToUIView(this Stage stage)
{
var view = new UIView()
{
};
stage.NaviveViews ["Stage"] = view;
view.AddSubviews(stage.Content.Select(x => (UIView)(stage.NaviveViews[x.Name] = x.ToUIView())).ToArray());
stage.SetState(stage.InitialState, view);
return(view);
}