title: silverlight 3 datagrid drag-drop column vertically
body: <p>Is it possible to allow a datagrid column to be dragged vertically and dropped into an area above the datagrid which triggers it to group by that column?
  If so, how would i best implement this into a silverlight 3 application?</p>
  
  <p>Heres an example of what it could look like:<br>
  <a href="http://www.syncfusion.com/content/en-US/products/feature/windows-forms/grid/img/windows-forms-grid-dragcolumnintogrouparea.png" rel="nofollow noreferrer">http://www.syncfusion.com/content/en-US/products/feature/windows-forms/grid/img/windows-forms-grid-dragcolumnintogrouparea.png</a></p>