Download file with ClosedXML

Question

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How can I download a file so the user sees that it is downloading (like with a stream?)

I am currently using ClosedXML, but if I use the SaveAs method, I

Answer 1

If using Asp.Net MVC, basically the same but slightly neater (well I think so:)).

public ActionResult DownloadFile(XXXModel model)
{
    using (var workbook = new XLWorkbook(XLEventTracking.Disabled))
    {
        // create worksheets etc..

        // return 
        using (var stream = new MemoryStream())
        {
            workbook.SaveAs(stream);
            stream.Flush();

            return new FileContentResult(stream.ToArray(),
                   "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
                   {
                       FileDownloadName = "XXXName.xlsx"
                   };
        }
    }