public void PresentViewController(SignIn signIn, UIViewController viewController)
{
if (Google.PresentViewController != null)
{
Google.PresentViewController(SignIn, viewController);
return;
}
var window = UIApplication.SharedApplication.KeyWindow;
var root = window.RootViewController;
if (root != null)
{
var current = root;
while (current.PresentedViewController != null)
{
current = current.PresentedViewController;
}
var authenticator = (authenticatorReference.Target as GoogleAuthenticator);
viewController.Title = authenticator.Title;
if (authenticator.AllowsCancel)
{
viewController.NavigationItem.LeftBarButtonItem = new UIBarButtonItem(
UIBarButtonSystemItem.Cancel,
delegate {
Cancel();
viewController.DismissViewController(true, null);
});
}
current.PresentViewControllerAsync(new UIKit.UINavigationController(viewController), true);
}
}
public void DismissViewController(SignIn signIn, UIViewController viewController)
{
if (Google.DismissViewController != null)
{
Google.DismissViewController(SignIn, viewController);
return;
}
viewController.DismissViewController(true, null);
}