FpSpread1.ActiveSheet.ColumnHeader.RowCount = 3
FpSpread1.ActiveSheet.RowHeader.ColumnCount = 3
Dim dlg As DialogResult
dlg = MessageBox.Show("Do you want to hide the headers?")
If dlg = DialogResult.OK Then
FpSpread1.ActiveSheet.ColumnHeader.Visible = False
FpSpread1.ActiveSheet.RowHeader.Visible = FalseEndIf