How to disable the default animations in RadTreeView

By default the RadTreeView control's items are expanded and collapsed with an animation. However, there are cases when you might want to disable these animations, e.g. when you have a large number of subitems and it takes a long time for the animations to complete. To disable the default animations, all you have to do is set the following attached property to the RadTreeView control:



The two referenced namespaces are defined as follows:



Once you have declared the needed namespaces, the only thing you need to do is set the attached property to "false". All treeview items will inherit that property from their parent RadTreeView.