Collection Sorting on Multiple Field

XPCollection xpCollection1 = new XPCollection(); SortingCollection sorting = new SortingCollection(); sorting.Add(new SortProperty("PropertyA", DevExpress.Xpo.DB.SortingDirection.Ascending)); xpCollection1.Sorting = sorting; ... SortingCollection newSorting = new SortingCollection(); newSorting.Add(new SortProperty("PropertyB", DevExpress.Xpo.DB.SortingDirection.Ascending)); xpCollection1.Sorting = newSorting;