FLEX 树形菜单例子（一）

直接在代码中构造树形的xml数据

<?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" minWidth="955" minHeight="600">  
	<fx:Script>  
		<![CDATA[ 
			[Bindable]
			private var treeXml:XML =
				<node label="监控点">
					<node label="厦门市软件园一期">
						<node label="望海路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="观日路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="前埔南路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="虎仔山路" source="http://helpexamples.com/flash/video/lights_long.flv"/>
					</node>
					<node label="厦门市软件园二期">
						<node label="望海路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="观日路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="前埔南路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="虎仔山路" source="http://helpexamples.com/flash/video/lights_long.flv"/>
					</node>
					<node label="厦门市软件园三期">
						<node label="望海路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="观日路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="前埔南路" source="http://helpexamples.com/flash/video/cuepoints.flv"/>
						<node label="虎仔山路" source="http://helpexamples.com/flash/video/lights_long.flv"/>
					</node>
				</node>;
		]]>  
	</fx:Script>  
	<fx:Declarations>  
		<!-- Place non-visualelements (e.g.,services,value objects) here -->  
	</fx:Declarations>  
	
	<s:Panel y="6" width="190" height="535" borderColor="#C1C1C1" chromeColor="#47C7CF"
			 color="#212DC9" cornerRadius="6" horizontalCenter="0" rollOverColor="#50BBC8"
			 title="监控列表">
		<mx:Tree id="tree" x="5" y="5" width="100%" height="100%" borderVisible="false"
				 contentBackgroundColor="#FEFEFE" dataProvider="{treeXml}"
				 defaultLeafIcon="@Embed(source='assets/images/leaf.png')"
				 focusColor="#6EF5ED" selectedItem="{}"
				 folderClosedIcon="@Embed(source='assets/images/close.png')"
				 folderOpenIcon="@Embed(source='assets/images/open.png')"
				 labelField="@label" selectionColor="#3DDDDB" showRoot="false">
		</mx:Tree>
	</s:Panel>
</s:Application>