** updated this post for Blend 3 RC release
In my previous post, I talked about adding Drag and Drop functionality into controls that implement ItemsControl via a Decorator pattern. In that DragDrop Decorator, I have created a Drag Adorner to create a visual effect of the actual item you are dragging. In this post I have added a new functionality where you can see an Insert Adorner that shows you the position you are attempting to add the item to. Since a picture tells a thousand words….