弹出按钮控件PopUpButton

选择字号： 超大 标准 发布时间：2010-2-19 10:23:27 | 作者：admin | 0个评论 | 人浏览

<?xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">

 

    <mx:Script>

        <![CDATA[

            import mx.controls.*;

            import mx.events.*;

 

            private var myMenu:Menu;

            // 初始化弹出按钮菜单

            private function initMenu():void {

                myMenu = new Menu();

                var dp:Object = [{label: "目录 1"}, {label: "目录 2"}, {label: "目录 3"}];       

                myMenu.dataProvider = dp;

                myMenu.selectedIndex = 0;

                myMenu.addEventListener("itemClick", itemClickHandler);

                popB.popUp = myMenu;

 

            }

 

            // 对菜单控件的itemClick事件的监听程序

            private function itemClickHandler(event:MenuEvent):void {

                var label:String = event.item.label;       

                popTypeB.text=String("所选菜单 " + label);

                popB.label=label;

                popB.close();

                myMenu.selectedIndex = event.index;

            }

        ]]>

    </mx:Script>

 

   

    <mx:Panel title="弹出按钮示例" height="75%" width="75%"

        paddingTop="10" paddingBottom="10" paddingRight="10" paddingLeft="10">

        <mx:PopUpButton id="popB" label="点击弹出按钮" creationComplete="initMenu();" width="135"/>

        <mx:Spacer height="80"/>

        <mx:TextArea height="28" id="popTypeB"/>

        

    </mx:Panel>

</mx:Application>

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