This enumeration determines whether an IBindingList should be sorted in Ascending or Descending order.
public enum ListSortDirection { Ascending = 0, Descending = 1 }
System.Object System.ValueType System.Enum(System.IComparabl, System.IFormattable, System.IConvertible) ListSortDirection
IBindingList.SortDirection
IBindingList.ApplySort()