public static void RegisterHandler(BackHandler handler)
{
if (!handlers.Contains(handler))
{
handlers.Add(handler);
}
TryStartUpdate();
}
public static int Compare(BackHandler h1, BackHandler h2)
{
Canvas c1 = h1.GetParentCanvas();
Canvas c2 = h2.GetParentCanvas();
if (c1.renderOrder != c2.renderOrder)
{
return(c2.renderOrder - c1.renderOrder);
}
return(h2.GetRelativeDepth() - h1.GetRelativeDepth());
}
public static void RemoveHandler(BackHandler handler)
{
handlers.Remove(handler);
}