次のサンプルコードは、指定したセル範囲の周囲に輪郭線を設定します。
FarPoint.Win.Spread.Model.CellRange cr = new FarPoint.Win.Spread.Model.CellRange(0, 0, 2, 2);
FarPoint.Win.LineBorder b = new FarPoint.Win.LineBorder(Color.Red);
fpSpread1.ActiveSheet.SetOutlineBorder(cr, b);
Dim cr As New FarPoint.Win.Spread.Model.CellRange(0, 0, 2, 2)
Dim b As New FarPoint.Win.LineBorder(Color.Red)
FpSpread1.ActiveSheet.SetOutlineBorder(cr, b)