private static IInputElement?FocusedElement(IInputElement e)
{
var iie = e;
// Focus delegation is enabled only if keyboard focus is outside the container
if (iie != null && !iie.IsKeyboardFocusWithin)
{
var focusedElement = (FocusManager.Instance as FocusManager)?.GetFocusedElement(e);
if (focusedElement != null)
{
if (!IsFocusScope(e))
{
// Verify if focusedElement is a visual descendant of e
if (focusedElement is IVisual visualFocusedElement &&
visualFocusedElement != e &&
e.IsVisualAncestorOf(visualFocusedElement))
{
return(focusedElement);
}
}
}
}
return(null);
}
