menubar 怎么获得到 其中的 menu?

ZoeToString 2011-02-16 04:29:10
求指教
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alpyh 2011-02-16
[Quote=引用 2 楼 liuyyuns 的回复:]
Java code

<?xml version="1.0"?>
<!-- Simple example to demonstrate the MenuBar control. -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="initCollections();" >

……
[/Quote]

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liuyyuns 2011-02-16

<?xml version="1.0"?>
<!-- Simple example to demonstrate the MenuBar control. -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="initCollections();" >

<mx:Script>
<![CDATA[

import mx.events.MenuEvent;
import mx.controls.Alert;
import mx.collections.*;

[Bindable]
public var menuBarCollection:XMLListCollection;

private var menubarXML:XMLList =
<>
<menuitem label="Menu1" data="top">
<menuitem label="MenuItem 1-A" data="1A"/>
<menuitem label="MenuItem 1-B" data="1B"/>
</menuitem>
<menuitem label="Menu2" data="top">
<menuitem label="MenuItem 2-A" type="check" data="2A"/>
<menuitem type="separator"/>
<menuitem label="MenuItem 2-B" >
<menuitem label="SubMenuItem 3-A" type="radio"
groupName="one" data="3A"/>
<menuitem label="SubMenuItem 3-B" type="radio"
groupName="one" data="3B"/>
</menuitem>
</menuitem>
</>;

// Event handler to initialize the MenuBar control.
private function initCollections():void {
menuBarCollection = new XMLListCollection(menubarXML);
}

// Event handler for the MenuBar control's itemClick event.
private function menuHandler(event:MenuEvent):void {
// Don't open the Alert for a menu bar item that
// opens a popup submenu.
if (event.item.@data != "top") {
Alert.show("Label: " + event.item.@label + "\n" +
"Data: " + event.item.@data, "Clicked menu item");
}
}
]]>
</mx:Script>

<mx:Panel title="MenuBar Control Example" height="75%" width="75%"
paddingTop="10" paddingLeft="10">

<mx:Label width="100%" color="blue"
text="Select a menu item."/>

<mx:MenuBar labelField="@label" itemClick="menuHandler(event);"
dataProvider="{menuBarCollection}" />

</mx:Panel>
</mx:Application>

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xlgp2171 2011-02-16
menubar.getMenuAt(0)可以获取第一个Menu对象
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