private void AddHeader()
        {
            AddRowSeparatorIfBorderIsVisible();

            RowX headerRowX = RowX.CreateFrom(DataGrid.HeaderRow);

            dataGridX.Add(headerRowX);
        }
        private void AddTitle()
        {
            AddRowSeparatorIfBorderIsVisible();

            RowX rowX = RowX.CreateFrom(DataGrid.TitleRow);

            dataGridX.Add(rowX);
        }