SortDirection.Ascending if the column is sorted in an ascending direction; SortDirection.Descending if the column is sorted in a descending direction; SortDirection.None if the column is not sorted.
Remarks
Setting the SortDirection to Ascending or Descending will add the column to the grid's DetailGrid.SortedColumns property. Setting the SortDirection to none will remove the column from the collection.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2