1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Web;
 5using System.Web.Security;
 6using System.Web.UI;
 7using System.Web.UI.WebControls;
 8using System.Web.UI.WebControls.WebParts;
 9using System.Web.UI.HtmlControls;
10
11//该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)
12public partial class _Default : System.Web.UI.Page 
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16        // allows the javascript function to do a postback and call the onClick method
17        // associated with the linkButton LinkButton1.
18        string jscript = "function UploadComplete(){";
19        jscript += string.Format("__doPostBack('{0}','');", LinkButton1.ClientID.Replace("_", "$"));
20        jscript += "};";
21        Page.ClientScript.RegisterClientScriptBlock(this.GetType(), "FileCompleteUpload", jscript, true);
22    }
23    protected string GetFlashVars()
24    ...{
25        // Adds query string info to the upload page
26        // you can also do something like:
27        // return "?" + Server.UrlEncode("CategoryID="+CategoryID);
28        // we UrlEncode it because of how LoadVars works with flash,
29        // we want a string to show up like this 'CategoryID=3&UserID=4' in
30        // the uploadPage variable in flash.  If we passed this string withou
31        // UrlEncode then flash would take UserID as a seperate LoadVar variable
32        // instead of passing it into the uploadPage variable.
33        // then in the httpHandler we get the CategoryID and UserID values from 
34        // the query string. See Upload.cs in App_Code
35        //  From 51aspx.com
36        return "?" + Server.UrlEncode(Request.QueryString.ToString());
37    }
38    protected void LinkButton1_Click(object sender, EventArgs e)
39    ...{
40        // Do something that needs to be done such as refresh a gridView
41        // say you had a gridView control called gvMyGrid displaying all 
42        // the files uploaded. Refresh the data by doing a databind here.
43        // gvMyGrid.DataBind();
44    }
45}
46