same fix for overloading as in #73

punker76 · Sep 25, 2013 · 843115a · 843115a
1 parent 895013f
commit 843115a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/GongSolutions.Wpf.DragDrop/Utilities/VisualTreeExtensions.cs b/GongSolutions.Wpf.DragDrop/Utilities/VisualTreeExtensions.cs
@@ -67,7 +67,7 @@ public static DependencyObject GetVisualAncestor(this DependencyObject d, Type t
       var item = VisualTreeHelper.GetParent(d.FindVisualTreeRoot());
       DependencyObject lastFoundItemByType = null;
 
-      while (item != null) {
+      while (item != null && type != null) {
         if (item == itemsControl) {
           return lastFoundItemByType;
         }