jQuery上传插件Uploadify使用介绍

以图纸资料上传为例，介绍Uploadify插件的使用，插件下载地址   http://www.uploadify.com/download/

 上传页面：

选择文件增加未上传界面：

上传成功预览界面：

 draw_add.jsp(为方便理解，这里方法和界面定义在同一jsp文件中)

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<%
    String p1 = request.getContextPath();
    String path1 = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+p1+"/";
%>
    <link href="<%=path1%>plus/uploadify/default.css" rel="stylesheet" type="text/css" />
    <link href="<%=path1%>plus/uploadify/uploadify.css" rel="stylesheet" type="text/css" />
    <script type="text/javascript" src="<%=path1 %>plus/uploadify/swfobject.js"></script>
    <script type="text/javascript" src="<%=path1 %>plus/uploadify/jquery.uploadify.v  X.X.X.js"></script>

<script type="text/javascript">
    var num =0;
    var filename ="";
    var bz = $('#dreawingBz').val();

//选择本地文件
    $("#uploadify").uploadify({
        'uploader'       : 'plus/uploadify/uploadify.swf?random=' + (new Date()).getTime(),
        'script'         : '<%=path1 %>UserAction!addDrawingSave.action;jsessionid=<%=session.getId()%>',
        'scriptData'     : {'tzzl.yhbh':$('#drawYhbh').val(),'tzzl.lx':$('#lx').val(),'tzzl.objId':$('#objId').val()}, 
        'cancelImg'      : '<%=path1 %>plus/uploadify/cancel.png',
        'folder'         : 'uploads;jsessionid=$("#sessionId").val()',
        'queueID'        : 'fileQueue',
        'auto'           : false,
        'multi'          : true,
        'simUploadLimit' : 2,
        //'buttonImg'          : '<%=path1 %>plus/uploadify/cloose.png',
        'onComplete'     : function(event, queueID, fileObj,response,data) {
            if(response)
            {
                var res = response.split("^");
                if(num>0)
                {
                    filename +=",";
                }
                num += parseInt(res[0]);
                filename += res[1];
            }
        },
        'onAllComplete' : function(event, queueID, fileObj,response,data) {
            setTimeout(function(){
                if(num>0) {
                    var postData ={"tzzl.yhbh":$('#drawYhbh').val(),"tzzl.mcs":filename,"tzzl.bz":$('#dreawingBz').val()};
                    $.ajax({
                        url:'<%=path1%>UserAction!updateDrawingBzSave.action',
                        type:'post',
                        data:postData,
                        dataType:'json',
                        async:false,
                        timeout: 30000,
                        success:function(data)
                        {
                            alert(data.bdxc_return_msg);
                            closeReloadDrawFun();
                            $("#addDrawingInfoWin").window("close");
                        }
                    });
                    num = 0;
                    filename="";
                }
            },1000);
        }
    });

//本地上传方法
    function uploadDraw()
    {
         jQuery('#uploadify').uploadifyUpload();
    }
//取消本地上传    
    function colseDrawFrom()
    {
        $("#addDrawingInfoWin").window("close");
    }
</script>
        <input type="hidden" id="drawYhbh" value="${tzzl.yhbh}"/>
        <input type="hidden" id="objId" value="${tzzl.objId}"/>
        <input type="hidden" id="lx" value="${tzzl.lx}"/>
        <input type="hidden" id="sessionId" value="${pageContext.session.id}"/>
        <div id="indexLayOut" style="overflow-y: hidden" >
        <div style="width:420px;" id="west">
            <div id="fileQueue" style="height:208px;"></div>
<!-- 选择框     选择本地文件 -->
            <input type="file" name="uploadify" id="uploadify"/> 

            <div align="left" style="vertical-align:top;">
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <a href="javascript:uploadDraw();" class="easyui-linkbutton">开始上传</a>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <a href="javascript:jQuery('#uploadify').uploadifyClearQueue()" class="easyui-linkbutton">取消所有上传</a>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <a href="javascript:colseDrawFrom()" class="easyui-linkbutton">取消</a>
            </div>
        </div>
        <div>
             备注：
            <textarea name="dreawingBz" id="dreawingBz" style="width:360px;" rows="5"></textarea>
        </div>
    </div>