flex调用php上传图片

<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx">
<fx:Script>
<![CDATA[
import mx.managers.PopUpManager;

protected function button1_clickHandler(event:MouseEvent):void
{
var imageWindow:ImageWindow = ImageWindow(PopUpManager.createPopUp(this, ImageWindow, false));
PopUpManager.centerPopUp(imageWindow);
}
]]>
</fx:Script>
<fx:Declarations>
<!-- 将非可视元素（例如服务、值对象）放在此处 -->
</fx:Declarations>
<s:Button x="183" y="228" label="弹出" click="button1_clickHandler(event)"/>
</s:Application>

<?xml version="1.0" encoding="utf-8"?>
<s:TitleWindow xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
width="700" height="350" title="设置图片"
close="PopUpManager.removePopUp(this);">
<s:layout>
<s:BasicLayout/>
</s:layout>
<fx:Script>
<![CDATA[
import mx.controls.Alert;
import mx.managers.CursorManager;
import mx.managers.PopUpManager;
import mx.rpc.events.ResultEvent;

[Bindable]
private var file:FileReference = new FileReference();

protected function chooseFile(event:MouseEvent):void
{
var imgFileFilter:FileFilter = new FileFilter("Images", "*.jpg;*.gif;*.png");
file.browse([imgFileFilter]);
file.addEventListener(Event.SELECT, haveSelected);
}

private function haveSelected(event:Event):void
{
if(FileReference(event.target).size > 512000)
{
Alert.show("文件大小超过500K, 请重新选择!", "提示");
return;
}
fileName.text = file.name;
}

protected function upLoadFile(event:MouseEvent):void
{
if(fileName.text == "未选择文件")
{
Alert.show("请选择要上传的文件", "提示");
return;
}
else
{
var request:URLRequest = new URLRequest("http://localhost:8008/uploadfiles.php");
file.addEventListener(Event.COMPLETE, upLoadFileComplete);
file.addEventListener(ProgressEvent.PROGRESS, progressHandler);
pb.visible = true;
file.upload(request);
}
}

private function progressHandler(event:ProgressEvent):void
{
pb.setProgress(event.bytesLoaded, event.bytesTotal);
}

private function upLoadFileComplete(event:Event):void
{
PopUpManager.removePopUp(this);
Alert.show("文件上传成功!", "提示");
}

protected function stopUpLoad(event:MouseEvent):void
{
file.cancel();
PopUpManager.removePopUp(this);
}

]]>
</fx:Script>
<fx:Declarations>
<!-- 将非可视元素（例如服务、值对象）放在此处 -->
</fx:Declarations>
<mx:ViewStack id="imageViewStack" cornerRadius="5" backgroundColor="#EFF1F2" borderStyle="solid" top="20" right="15" left="15" bottom="60">
<s:NavigatorContent label="本地图片" width="100%" height="100%">
<s:VGroup width="100%" height="100%" paddingTop="30" paddingLeft="30" paddingRight="30" gap="10">
<s:Label text="选择您的图片并上传：" fontSize="15" width="100%" color="#777777"/>
<s:HGroup width="100%" verticalAlign="middle" horizontalAlign="center" gap="20">
<s:Button label="选择" click="chooseFile(event)"/>
<s:Label id="fileName" text="未选择文件" fontSize="13" color="#777777"/>
<mx:ProgressBar id="pb" mode="manual" labelPlacement="center" visible="false"/>
</s:HGroup>
<mx:Spacer height="5"/>
<s:BorderContainer cornerRadius="5" width="100%" height="80" borderColor="#D7D7D7">
<s:Label text="您可以选择一张本地的图片, 用来设置您的图形的背景, 只允许上传.jpg .png .pif格式的图片, 文件最大500K." top="20" left="20" right="20" fontSize="15" color="#777777"/>
</s:BorderContainer>
</s:VGroup>
</s:NavigatorContent>
<s:NavigatorContent label="搜索" width="100%" height="100%">

</s:NavigatorContent>
<s:NavigatorContent label="网络图片" width="100%" height="100%">

</s:NavigatorContent>
</mx:ViewStack>
<s:TabBar dataProvider="{imageViewStack}" left="25" top="10" cornerRadius="5" chromeColor="#6D93FF" focusColor="#70EE88"/>
<s:Button y="275" label="确定" right="100" click="upLoadFile(event)" chromeColor="#8FC3F3"/>
<s:Button y="275" label="取消" right="16" chromeColor="#8FC3F3" click="stopUpLoad(event)"/>
</s:TitleWindow>

<?php
$fileName = $_FILES["Filedata"]["name"];
$file = $_FILES["Filedata"]["tmp_name"];
$path = "uploadFiles/";
if (move_uploaded_file($file, $path . $fileName)){
echo 1;
}else{
echo 0;
}
?>