带FLASH插件图片上传

带FLASH插件图片上传

客户端：

<script type="text/javascript">
        $(document).ready(function()
        {
            $("#uploadify").uploadify({
                'uploader': 'JS/jquery.uploadify-v2.1.0/uploadify.swf',
                'script': 'UploadHandler.ashx',
                'cancelImg': 'JS/jquery.uploadify-v2.1.0/cancel.png',
                'folder': 'UploadFile',
                'queueID': 'fileQueue',
                'auto': false,
                'multi': true,
                'onComplete':function(event,queueId,fileObj,response,data)
                {
                    //alert(response);
                    $("#testimg").attr("src",response);
                    //alert($("#testimg").attr("src"));
                }               
            });
        });  
    </script>

服务器端：

public void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/plain";   
            context.Response.Charset = "utf-8";   

            HttpPostedFile file = context.Request.Files["Filedata"];
            string exname = file.FileName.Substring(file.FileName.LastIndexOf('.'), 4);  //包含了点号
            string filename = file.FileName.Substring(0, file.FileName.LastIndexOf('.'));
            filename = filename + "_" + System.DateTime.Now.Second.ToString() + exname;
            string  uploadPath = 
                HttpContext.Current.Server.MapPath(@context.Request["folder"])+"\\";  

            if (file != null)  
            {  
               if (!Directory.Exists(uploadPath))  
               {  
                   Directory.CreateDirectory(uploadPath);  
               }   
               file.SaveAs(uploadPath +  filename);  
                //下面这句代码缺少的话，上传成功后上传队列的显示不会自动消失
               context.Response.Write(@context.Request["folder"]+"/" + filename);  
            }   
            else  
            {   
                context.Response.Write("0");   
            }  
        }

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