Upload Uploadify is a JQuery plug-in, achieve the effect is very good, with progress display. Uploadify official website:http://www.uploadify.com/, methods used in the MVC can consult in ASP.NET jQuery Uploadify MVC3 and Asp.net Mvc implementation used uploadify in save the picture zoom .
This article is a simple introduction Demo, mainly dynamic method of passing parameters through FormData additional form data passed to the handler:
<!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></title> <link href="uploadify/uploadify.css" type="text/css" rel="Stylesheet" /> <script type="text/javascript" src="uploadify/jquery-1.7.2.min.js"></script> <script type="text/javascript" src="uploadify/swfobject.js"></script> <script type="text/javascript" src="uploadify/jquery.uploadify.min.js"></script> <script type="text/javascript"> $(function () { var taskId = "<%= TaskID %>"; var activityId = "<%= ActivityId %>"; var userId = "<%= GetCurrentLoginUser().ID %>"; $("#<%=FileUpload1.ClientID %>").uploadify( { 'swf': 'uploadify/uploadify.swf', 'uploader': 'UploadHandler.aspx', 'auto': false, 'method': 'post', 'multi': true, 'buttonText': '浏览', 'buttonImg': 'uploadify/browse.jpg', 'folder': '../uploadfile', 'fileDesc': '附件', 'onUploadStart': function (event, data) { //this is where you will send the form //data, but remember to get if from post in the .ashx file, by contex.Request["gallaryId"] $("#<%=FileUpload1.ClientID %>").uploadify('settings', 'formData', { 'taskId': taskId, 'activityId': activityId, 'userId': userId, 'secInfo': $("#<%=ddlsecInfo.ClientID %>").val()} //note hiddenGallaryId would //have the gallaryId which im sending through post , make sure it is rendered in your page( //i.e.not concealed by a multiview control e.t.c) ); } }); }); </script> </head> <body> <form id="form1" runat="server"> <asp:FileUpload ID="FileUpload1" runat="server" /> <asp:DropDownList ID="ddlsecInfo" runat="server"> <asp:ListItem Text="公开" Value="1"> </asp:ListItem> <asp:ListItem Text="普通" Value="2"> </asp:ListItem> <asp:ListItem Text="机密" Value="3"> </asp:ListItem> </asp:DropDownList> <a href="javascript: $('#<%=FileUpload1.ClientID %>').uploadify('upload','*')">上传</a> <a href="javascript:$('#<%=FileUpload1.ClientID %>').uploadify('cancel','*')">取消上传</a> </form> </body> </html>
uploadify3.0详细使用说明