Transfering file from server to client.

Below code will give user option to
* User can download the file from the server and save it by choosing the save option.
* User can open the file.
* User can cancel the all operation.

using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.IO;
///

/// Summary description for TransmitFile
///

public class TransmitFile
{
public TransmitFile()
{
}
FileDownloadHelper objFileDownloadHelper = new FileDownloadHelper();
public void Transmit(string filePath,string FileName,string FileID)
{
FileInfo myfile = new FileInfo(filePath);
if (myfile.Exists)
{
HttpContext.Current.Response.ClearContent();
HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment; filename=" + FileName + "(" + FileID + ").doc");
HttpContext.Current.Response.AddHeader("Content-Length", myfile.Length.ToString());
HttpContext.Current.Response.ContentType = objFileDownloadHelper.ReturnExtension(myfile.Extension.ToLower());
HttpContext.Current.Response.TransmitFile(myfile.FullName);
HttpContext.Current.Response.End();
}
}
}