TreeViewDragDropTarget could not be found

I am trying an example with the TreeViewDragDropTarget however I cannot find the control in the toolkit. I am using the latest version of the toolkit. How can i use this control?

Solution

Make sure you have a reference to the System.Windows.Controls.Toolkit assembly. The type you are looking for is in the System.Windows.Controls namespace.

Silverlight: disable automatic first-row selection after DataGrid binding
Any opensource alternative to squish to test flash/silverlight/java applet gui objects?
Data Pagination: SQL Server 2005 + SL3
Can you compile code on the fly in Silverlight?
ItemsControl with multiple DataTemplates for a viewmodel
How can I align a CheckBox with its content?
How to automatically select all text on focus in WPF TextBox?
Windows Phone Silverlight request does not update
Scripting.FileSystemObject Write method fails
Would you use WCF Linq and JSON for an API
How to start using OAuth in Silverlight
Problem Passing Parameters from XAML
Silverlight keydown event doesn't seem to trigger
make line that connects two objects in silverlight
how start implement MVVM pattern
How to create Xap file
.NET Presentation Tier Architecture / Blueprint for Line of Business Systems
ContentControl (CheckBox) does not inherit Foreground
Encoding parameters for a URL
While porting a windows application to web, is it better to stick to conventional web technologies or adoping RIA is wise?
The HTTP request is unauthorized with client authentication scheme 'Ntlm'
Silverlight,asynchronous,lazy loading what's the best way?
tag does not exist in XML namespace
ItemsSource vs DataContext in binding case
best way for building a disconected-ready application in silverlight
Could not find an implementation of the query pattern
Tooltip Visibility
The Breakpoint will not currently be hit: No symbols have been loaded for this document
Can I replace WPF by Silverlight
TDD type methodology for WPF / Silverlight