flex上传文件
1.flex端
<mx:Button id="upload" label="上传文件" click="ExternalInterface.call('openUpload');"/>
2后台
2.1 openUpload是后台的js脚本(jsp)
function openUpload(){
var url="/OA/service/upload.jsp";
newWin=jscomNewWinOpenBySize(url,"文件上传",350,150);
}
function jscomNewWinOpenBySize(url,target,width,height){
var tt,w,left,top;
if (!width) width=screen.width;
if (!height) height=screen.height-60;
left=(screen.width-width)/2;
if(left<0){ left=0;}
top=(screen.height-60-height)/2;
if(top<0){ top=0;}
tt="toolbar=no, menubar=no, scrollbars=yes,resizable=yes,location=no, status=yes,";
tt=tt+"width="+width+",height="+height+",left="+left+",top="+top;
w=window.open(url,target,tt);
try{
w.focus();
}catch(e){}
return w;
}
upload.jsp
<%@ include file="/service/common.jsp"%>
<%@ page contentType="text/html; charset=gbk" language="java"%>
<html>
<head>
<title>附件上传</title>
<script type="text/javascript" language="javascript">
addEventSimple(window,"load",initial);
function initial(){
o4lukaForm=document.getElementById("lukaForm");
o4myFile1=document.getElementById("myFile1");
o4asslb=document.getElementById("asslb");
o4ahigbg=document.getElementById("ahigbg");
if(o4myFile1.value!=""){
o4lukaForm.submit();
}else{
o4asslb.style.display="block";
}
}
function getFileSize(filePath){
o4asslb=document.getElementById("asslb");
o4asslb.style.display="none";
var image=new Image();
&nbs
相关文档：
1：假如你要深复制一个类A
public class A
{
public var vo:B
}
你首先要做的是注册类，例如：
public static function registerClass():void
{
//把子类注册
PackUtil.registerClass(B);
}
//接下来就是克隆：
var cloneA:A=clone(A);
cloneA就是我 ......
关键词：文件上传，文件下载，FileReference，FileReferenceList，FileFilter
在项目开发过程中，经常会遇到文件上传下载的问题。但在flex中由于安全沙箱的原因，flex程序不能直接访问本地文件。但是flex SDK中提供了FileReference和FileReferenceList两个类，可以通过这两个类来实现，这两个类位于flash.net包中。
一、 ......
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()" layout="absolute" xmlns:ns1="com.component.*">
<mx:Script>
<
