public static object TryFindResource(this FrameworkElement thisObject, object resourceKey)
{
object requestedResource = (object)null;
VisualTreeHelpers.ForEachParentAndNode <FrameworkElement>((DependencyObject)thisObject, (Func <FrameworkElement, bool>)(fe =>
{
bool flag = true;
object obj = fe.Resources[resourceKey];
if (obj != null)
{
requestedResource = obj;
flag = false;
}
return(flag);
}));
if (requestedResource == null)
{
requestedResource = Application.Current.Resources[resourceKey];
}
return(requestedResource);
}
internal static void ForEachParent <TNodeType>(DependencyObject node, Func <TNodeType, bool> callback) where TNodeType : class
{
VisualTreeHelpers.ForEachParentAndNode <TNodeType>(VisualTreeHelper.GetParent(node), callback);
}