Sub SetSortIndicator( _
   ByVal index As Integer, _
   ByVal value As SortIndicator _
) 

Dim instance As ISheetAxisModel
Dim index As Integer
Dim value As SortIndicator
 
instance.SetSortIndicator(index, value)

void SetSortIndicator( 
   int index,
   SortIndicator value
)

FarPoint.Win.Spread.Model.ISheetAxisModel isa;
isa = (FarPoint.Win.Spread.Model.ISheetAxisModel)fpSpread1.ActiveSheet.Models.ColumnAxis;
isa.SetSortIndicator(1, FarPoint.Win.Spread.Model.SortIndicator.Descending);
label1.Text = "The sort indicator for column 2 is " + isa.GetSortIndicator(1).ToString();

Dim isa As FarPoint.Win.Spread.Model.ISheetAxisModel
isa = FpSpread1.ActiveSheet.Models.ColumnAxis
isa.SetSortIndicator(1, FarPoint.Win.Spread.Model.SortIndicator.Descending)
Label1.Text = "The sort indicator for column 2 is " & isa.GetSortIndicator(1).ToString()