Task PresentModalAsync(Page modal, bool animated)
{
var modalRenderer = Platform.GetRenderer(modal);
if (modalRenderer == null)
{
modalRenderer = Platform.CreateRenderer(modal);
Platform.SetRenderer(modal, modalRenderer);
modalRenderer.SetElementSize(new Size(_renderer.View.Bounds.Width, _renderer.View.Bounds.Height));
}
var toViewController = modalRenderer as NSViewController;
var i = Math.Max(0, _renderer.ChildViewControllers.Length - 1);
var fromViewController = _renderer.ChildViewControllers[i];
_renderer.AddChildViewController(toViewController);
NSViewControllerTransitionOptions option = animated
? NSViewControllerTransitionOptions.SlideUp
: NSViewControllerTransitionOptions.None;
var task = _renderer.HandleAsyncAnimation(fromViewController, toViewController, option,
() =>
{
//Hack: adjust if needed
toViewController.View.Frame = _renderer.View.Bounds;
fromViewController.View.Layer.Hidden = true;
}, true);
return(task);
}
