Flex中如何通过监听click事件检测PopUpButton的主按钮是否被按下的例子
By Minidxer | March 23, 2009
接下来的例子演示了Flex中如何通过监听click事件,检测PopUpButton的主按钮是否被按下。
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="top"
- backgroundColor="white">
- <mx:Style>
- PopUpButton {
- pop-up-style-name: myCustomPopUpStyleName;
- }
- .myCustomPopUpStyleName {
- fontWeight: normal;
- textAlign: left;
- }
- </mx:Style>
- <mx:Script>
- <![CDATA[
- import mx.controls.Alert;
- import mx.controls.Menu;
- [Bindable]
- private var menu:Menu;
- private function popUpButton_initialize():void {
- menu = new Menu();
- menu.dataProvider = arr;
- }
- private function popUpButton_click():void {
- Alert.show("You clicked me, now what?");
- }
- ]]>
- </mx:Script>
- <mx:Array id="arr">
- <mx:Object label="Alert" />
- <mx:Object label="Button" />
- <mx:Object label="ButtonBar" />
- <mx:Object label="CheckBox" />
- <mx:Object label="ColorPicker" />
- <mx:Object label="ComboBox" />
- </mx:Array>
- <mx:PopUpButton id="popUpButton"
- label="Please select an item"
- popUp="{menu}"
- initialize="popUpButton_initialize();"
- click="popUpButton_click();" />
- </mx:Application>
代码:Peter deHaan 翻译/整理/编译:中文Flex例子
Topics:
PopUpButton |
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Tags: click, PopUpButton