WinForm中 如何直接調用Excel的列印預覽功能,但不顯示Excel檔案

using Microsoft.Office.Interop.Excel; //引用

public void PrintPriviewExcelFile(string filePath)

        {

            Microsoft.Office.Interop.Excel.ApplicationClass xlApp = new Microsoft.Office.Interop.Excel.ApplicationClass();

            xlApp.Visible = true;

            object oMissing = System.Reflection.Missing.Value;

            Microsoft.Office.Interop.Excel.Workbook xlWorkbook = xlApp.Workbooks.Open(filePath, 0, true, 5, oMissing, oMissing, true, 1, oMissing, false, false, oMissing, false, oMissing, oMissing);

            Microsoft.Office.Interop.Excel.Worksheet xlWorksheet = (Microsoft.Office.Interop.Excel.Worksheet)xlWorkbook.Worksheets[1];

            xlWorksheet.PrintPreview(null);

            xlApp.Visible = false;

            xlWorksheet = null;

        }