fontFamily=”simsun” fontSize=”12″
layout=”absolute” creationComplete=”menu.send();” width=”242″ height=”442″ initialize=”init()”>
import mx.controls.Alert;
import mx.events.ListEvent;
import mx.collections.ArrayCollection;
import mx.rpc.events.ResultEvent;
[Bindable]
private var strUrl:String=”TreeMenus.xml”;
[Bindable]
private var menus:XML;
[Bindable]
[Embed(“open.gif”)]
public var openicon:Class;
[Bindable]
[Embed(“close.gif”)]
public var closeicon:Class;
[Bindable]
[Embed(“leaf.gif”)]
public var leaficon:Class;
private function init():void
{
this.strUrl=this.parameters.url;
}
private function LoadMenu(event:ResultEvent):void
{
menus=XML(event.result);
var results:XMLList=menus.node;
tree1.dataProvider=results;
}
//菜单图标设置
private function treeIcon(item:Object):Class
{
var node:XML=XML(item);
trace(‘icon:’ + node.@icon);
var str : String=node.@icon;
//已经设置图标
if(node.hasOwnProperty(“@icon”))
{
if(node.@icon==’openicon’)
{
return openicon;
}
if(node.@icon==’closeicon’)
{
return closeicon;
}
if(node.@icon==’leaficon’)
{
return leaficon;
}
}
else
{
//如果没定义icon就直接用默认的
if(!tree1.dataDescriptor.isBranch(item))
{
return tree1.getStyle(“defaultLeafIcon”);
}
if(tree1.isItemOpen(item))
{
return tree1.getStyle(“folderOpenIcon”);
}
else
{
return tree1.getStyle(“folderClosedIcon”);
}
}
return null;
}
private function itemClickHandler(evt:ListEvent):void
{
var item:Object=Tree(evt.currentTarget).selectedItem;
if (tree1.dataDescriptor.isBranch(item))
{
//tree1.expandItem(item, !groupTree.isItemOpen(item), true);
}
else
{
//得到节点对象
var node:XML=XML(item);
//如果有属性href
if(node.hasOwnProperty(“@href”) && node.hasOwnProperty(“@target”))
{
openURL(node.@href,node.@target);
}
if(node.hasOwnProperty(“@href”) && (node.hasOwnProperty(“@target”)==false))
{
//没有指定target默认在新窗口中打开
openURL(node.@href,”_blank”);
}
}
}
//页面跳转的方法
private function openURL(url:String ,target:String):void
{
var request:URLRequest=new URLRequest(url);
navigateToURL(request,target);
}
]]>
showBusyCursor=”true” result=”LoadMenu(event)” resultFormat=”xml”/>
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