FarPoint.Win.Spread.Model.DefaultSheetDataModel dataModel = new FarPoint.Win.Spread.Model.DefaultSheetDataModel(8, 8);
fpSpread1.ActiveSheet.Models.Data = dataModel;
fpSpread1.Sheets[0].Cells[1, 1].Value = 1;
fpSpread1.Sheets[0].Rows[3].Formula = "B2+1";
listBox1.Items.Add(dataModel.NextNonEmptyRowFormula(-1).ToString());
Dim dataModel As New FarPoint.Win.Spread.Model.DefaultSheetDataModel(8, 8)
FpSpread1.ActiveSheet.Models.Data = dataModel
fpSpread1.Sheets(0).Cells(1, 1).Value = 1
fpSpread1.Sheets(0).Rows(3).Formula = "B2+1"
listBox1.Items.Add(dataModel.NextNonEmptyRowFormula(-1).ToString())