How to copy the datagrid content to clipboard

Apr 8, 2009 at 2:45 AM
vinsibal has provided one way to export datagrid content to excel,
link is here
http://wpf.codeplex.com/Thread/View.aspx?ThreadId=45188

But i still don't know by overidding which function i can copy the whole datagrid
into clipboard first?

Thanks