/*
         * Demonstrate DisplayReference and DisplayReferenceName usage.
         */
        private void radioButton_CheckedChanged(object sender, EventArgs e)
        {
            if (radioButtonWorkbook.Checked)
            {
                // Change the display reference to a workbook.
                workbookView.DisplayReference = "Book2";
                workbookView.DisplayReferenceName = null;
            }
            else if (radioButtonWorksheet.Checked)
            {
                // Change the display reference to a worksheet and name it.
                workbookView.DisplayReference = "[Book1]Sheet1!A:IV";
                workbookView.DisplayReferenceName = "\"My Worksheet\"";
            }
            else if (radioButtonRange.Checked)
            {
                // Change the display reference to a range and name it.
                workbookView.DisplayReference = "[Book3]Sheet2!A1:C3";
                workbookView.DisplayReferenceName = "\"My Range\"";
            }
            else if (radioButtonDefinedName.Checked)
            {
                // Change the display reference to a defined name and name it.
                workbookView.DisplayReference = "Book2!MyName";
                workbookView.DisplayReferenceName = "\"My Defined Name\"";
            }
            else if (radioButtonMultipleRanges.Checked)
            {
                // Change the display reference to multiple ranges and name them.
                workbookView.DisplayReference = "[Book1]Sheet1!A1:C3,[Book1]Sheet1!4:6,[Book1]Sheet1!D:F";
                workbookView.DisplayReferenceName = "\"My Range1\",\"My Range2\",\"My Range3\"";
            }
        }