FarPoint.Win.Spread.CellType.MultiColumnComboBoxCellType mc = new
FarPoint.Win.Spread.CellType.MultiColumnComboBoxCellType();
mc.DataSourceList = ds;
mc.ListResizeColumns = FarPoint.Win.Spread.CellType.ListResizeColumns.FitWidestItem;
mc.ListWidth = 860;
mc.ListBorderStyle = BorderStyle.Fixed3D;
mc.ShowColumnHeaders = false;
mc.ShowGridLines = false;
fpSpread1.ActiveSheet.Cells[0, 0].CellType = mc;
Dim mc As New FarPoint.Win.Spread.CellType.MultiColumnComboBoxCellType
mc.DataSourceList = ds
mc.ListResizeColumns = FarPoint.Win.Spread.CellType.ListResizeColumns.FitWidestItem
mc.ListWidth = 860
mc.ListBorderStyle = BorderStyle.Fixed3D
mc.ShowColumnHeaders = False
mc.ShowGridLines = False
FpSpread1.ActiveSheet.Cells(0, 0).CellType = mc