SWFUpload+.NET(C#)使用示例

Default.aspx:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>SWFUpload示例-Mzwu.Com</title>
    <script type="text/javascript" src="js/swfupload.js"></script>
    <script type="text/javascript">
        var swfu;
        window.onload = function () {
            swfu = new SWFUpload({
                // Backend Settings
                upload_url: "upload.ashx",
                post_params : {
                    "ASPSESSID" : "<%=Session.SessionID %>"
                },

                // File Upload Settings
                file_size_limit : "5 MB",
                file_types : "*.jpg",
                file_types_description : "JPG Images",

                // Event Handler Settings
                file_dialog_complete_handler : function(numFilesSelected, numFilesQueued) { if (numFilesQueued > 0)this.startUpload();},
                upload_success_handler : function(file,responseText){alert(file.name + " saveas " + responseText);},
                
                // Button settings
                button_image_url : "images/XPButtonNoText_160x22.png",
                button_placeholder_id : "spanButtonPlaceholder",
                button_width: 160,
                button_height: 22,
                button_text : '上传文件(<3M)',
                button_text_style : '.button { font-family: Helvetica, Arial, sans-serif; font-size: 14pt; } .buttonSmall { font-size: 10pt; }',
                button_text_top_padding: 1,
                button_text_left_padding: 5,
                
                // Flash Settings
                flash_url : "swf/swfupload.swf",    // Relative to this file
                
                // Debug Settings
                debug: false
            });
        }
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <div id="spanButtonPlaceholder"></div>
    </div>
    </form>
</body>
</html>

upload.ashx:
<%@ WebHandler Language="C#" Class="Upload" %>

using System;
using System.Web;
using System.IO;

public class Upload : IHttpHandler {
    
    public void ProcessRequest (HttpContext context) {
        try
        {
            HttpPostedFile upload = context.Request.Files["Filedata"];
            string name = DateTime.Now.Ticks.ToString() + Path.GetExtension(upload.FileName);
            upload.SaveAs(Path.Combine(context.Server.MapPath("upload"), name));

            context.Response.StatusCode = 200;
            context.Response.Write(name);
        }
        catch { }
    }

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

最后,web.config中configuration增加以下节点:
<location path="Upload.ashx">
  <system.web>
    <httpRuntime maxRequestLength="3100" executionTimeout="300" />
  </system.web>
</location>

完成!点击下载示例

SWFUpload官方站点:http://swfupload.org/
SWFUpload源码下载:http://swfupload.googlecode.com/

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