flex tree实现xml文件数据绑定，并点击节点实现链接

flex tree实现xml文件数据绑定，并点击节点实现链接。两文件在同一目录下。

FlexTreeTest.mxml

<?xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="menu.send();" layout="absolute">

<mx:Script>

<![CDATA[

import mx.collections.ArrayCollection;

import mx.rpc.events.ResultEvent;

[Bindable]

private var myData:ArrayCollection;

private var menus2:XML;

public var selectedNode:XML;

private function resultHandler(event:ResultEvent):void {

menus2 = XML(event.result);

var results:XMLList = menus2.packet.proto;

treeMenu.dataProvider = results;

}

import mx.collections.ICollectionView;

import mx.events.ListEvent;

private function tree_itemClick(evt:ListEvent):void {

var item:Object = Tree(evt.currentTarget).selectedItem;

selectedNode = Tree(evt.currentTarget).selectedItem as XML

dd.text = selectedNode.@name;

var urlStr:String = dd.text;

if (treeMenu.dataDescriptor.isBranch(item)) {

treeMenu.expandItem(item, !treeMenu.isItemOpen(item), true);

}

ExternalInterface.call("function(){window.location.href='http://localhost:8088/webpro/webpro-debug/Main.html?id="+urlStr+"\';}");

}

]]>

</mx:Script>

<mx:HTTPService id="menu" url="aaa.xml" result="resultHandler(event)" resultFormat="xml" />

<mx:Tree id="treeMenu" labelField="@showname" dataTipField="@name" width="50%" height="100%" itemClick="tree_itemClick(event);">

</mx:Tree>

<mx:Label id="dd" text="ooo" x="394" y="196"/>

</mx:Application>

aaa.xml

<?xml version="1.0"?>

</proto>

</proto>

</packet>

</pdml>

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