Silverlight 4 Drag and Drop File Manager

<%@ WebHandler Language="C#" Class="MVMFileManagerSite.FileUpload" %>
using System;
using System.Web;

// Copyright (c) 2010
// by OpenLight Group
// http://openlightgroup.net/
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
//
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.

namespace MVMFileManagerSite
{
    public class FileUpload : IHttpHandler
    {
        private HttpContext ctx;
        public void ProcessRequest(HttpContext context)
        {
            ctx = context;
            FileUploadProcess fileUpload = new FileUploadProcess();
            fileUpload.FileUploadCompleted += new FileUploadCompletedEvent(fileUpload_FileUploadCompleted);
            fileUpload.ProcessRequest(context);
        }

        void fileUpload_FileUploadCompleted(object sender, FileUploadCompletedEventArgs args)
        {            
            string id = ctx.Request.QueryString["id"];
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}