Flex中如何通过监听itemClick事件检测LinkBar中哪一个按钮被按下的例子
By Minidxer | February 26, 2009
接下来的例子演示了Flex中如何通过监听itemClick事件，检测LinkBar中哪一个按钮被按下。
让我们先来看一下Demo（可以右键View Source或点击这里察看源代码）：
下面是完整代码(或点击这里察看)：
Download: main.mxml
- <?xml version="1.0" encoding="utf-8"?>
- <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
- layout="vertical"
- verticalAlign="middle"
- backgroundColor="white">
- <mx:Script>
- <![CDATA[
- import mx.controls.Alert;
- import mx.events.ItemClickEvent;
- import mx.utils.ObjectUtil;
- private function linkBar_itemClick(evt:ItemClickEvent):void {
- Alert.show("index: " + evt.index + "n" +
- "label: " + evt.label + "n" +
- "item: " + "n" +
- ObjectUtil.toString(evt.item),
- evt.type);
- }
- ]]>
- </mx:Script>
- <mx:Array id="arr">
- <mx:Object label="One" data="1" custom="cougar" />
- <mx:Object label="Two" data="2" custom="rhino" />
- <mx:Object label="Three" data="3" custom="elephant" />
- <mx:Object label="Four" data="4" custom="penguin" />
- </mx:Array>
- <mx:LinkBar id="linkBar"
- dataProvider="{arr}"
- itemClick="linkBar_itemClick(event);" />
- </mx:Application>
代码：Peter deHaan 翻译/整理/编译：中文Flex例子
Topics:
LinkBar |
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Tags: itemClick, LinkBar