FarPoint.Web.Spread.SheetView sv = new FarPoint.Web.Spread.SheetView;
FarPoint.Web.Spread.StyleInfo info = new FarPoint.Web.Spread.StyleInfo();
info.Border = new FarPoint.Web.Spread.Border(BorderStyle.Dotted, Color.Teal, 2);
sv.SheetCorner.ColumnCount = 3;
sv.SheetCorner.RowCount = 3;
sv.SheetCornerSpanModel.Add(0, 0, 2, 2);
sv.SheetCornerStyleModel.SetDirectInfo(0, 0, info);
sv.SheetCornerRowAxisModel.SetSize(0, 100);
sv.SheetCornerColumnAxisModel.SetSize(0, 100);
FpSpread1.Sheets.Add(sv);
ListBox1.Items.Add(sv.SheetCornerDataModel.ColumnCount.ToString());
ListBox1.Items.Add(sv.SheetCornerDataModel.RowCount.ToString());
ListBox1.Items.Add(sv.SheetCorner.ToString());