public static async void AnimateClose(this PhoneApplicationFrame frame)
{
var animations = new List <Task>();
foreach (var element in AnimationTrigger.CloseElements.ToList())
{
var closeDefinition = AnimationTrigger.GetClose(element);
if (closeDefinition != null)
{
animations.Add(element.AnimateAsync(closeDefinition));
}
}
await Task.WhenAll(animations.ToArray());
}
private async void HardwareButtons_BackPressed(object sender, BackPressedEventArgs e)
{
if (e.Handled)
{
return;
}
if (CanGoBack)
{
e.Handled = true;
animatingBack = true;
await AnimationTrigger.AnimateClose();
animatingBack = false;
GoBack();
}
}