public static UIViewController GetTopViewController(this UIApplication app)
{
var root = app.GetTopWindow().RootViewController;
var tabs = root as UITabBarController;
if (tabs != null)
{
root = tabs.PresentedViewController ?? tabs.SelectedViewController;
while (root.PresentedViewController != null)
{
root = GetTopViewController(root.PresentedViewController);
}
return(root);
}
var nav = root as UINavigationController;
if (nav != null)
{
return(nav.VisibleViewController);
}
while (root.PresentedViewController != null)
{
root = GetTopViewController(root.PresentedViewController);
}
return(root);
}
public static UIView GetTopView(this UIApplication app)
{
return(app.GetTopWindow().Subviews.Last());
}
public static UIView GetTopView(this UIApplication app) => app.GetTopWindow().Subviews.Last();