The next release of the DirectX SDK is scheduled to ship to developers in early June 2010. This release will be the first update to the Windows Graphics components since the August 2009 release and will also introduce support for Visual Studio 2010.
Link – http://blogs.msdn.com/chuckw/archive/2010/04/15/what-s-coming-in-the-june-2010-directx-sdk.aspx