[]
Gets the cell control type for the associated range.
If all cells in the range have the same control type, that type is returned. If the range contains mixed control types or no control, None is returned.
CellControlType Type { get; }
ReadOnly Property Type As CellControlType
IRange range = worksheet.Range["A1"];
range.Value = true;
range.CellControl.SetCheckbox();
CellControlType type = range.CellControl.Type;