FarPoint.Win.Spread.NamedStyle backstyle = new FarPoint.Win.Spread.NamedStyle("NewStyle", "CornerHeaderFlat");
fpSpread1.NamedStyles.Add(backstyle);
FarPoint.Win.Spread.SheetView sheetView = fpSpread1.ActiveSheet;
FarPoint.Win.Spread.SpreadSkin skin = new FarPoint.Win.Spread.SpreadSkin();
skin.CornerDefaultStyle = backstyle;
fpSpread1.Skin = skin;
Dim backstyle As New FarPoint.Win.Spread.NamedStyle("NewStyle", "CornerHeaderFlat")
FpSpread1.NamedStyles.Add(backstyle)
Dim sheetview As FarPoint.Win.Spread.SheetView = FpSpread1.ActiveSheet
Dim skin As New FarPoint.Win.Spread.SpreadSkin()
skin.CornerDefaultStyle = backstyle
FpSpread1.Skin = skin