public TopTabbedRenderer() { ViewControllers = new UIViewController[0]; pageViewController = new UIPageViewController( UIPageViewControllerTransitionStyle.Scroll, UIPageViewControllerNavigationOrientation.Horizontal, UIPageViewControllerSpineLocation.None ); TabBar = new TabsView { TranslatesAutoresizingMaskIntoConstraints = false }; TabBar.TabsSelectionChanged += HandleTabsSelectionChanged; }