java 鼠标双击事件 flex鼠标双击事件怎么实现

学习前端的同学你们知道怎么你们知道什么是flex 鼠标双击事件吗?不知道的话跟着小编一起来学习了解flex 鼠标双击事件。

flex 鼠标双击事件的代码

<?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">

<s:layout>

<s:BasicLayout/>

</s:layout>

<fx:Script>

<![CDATA[

import flash.utils.getTimer;

import mx.controls.Alert;

private var delay:uint = 300;

//前后两次的单击的时间

private var firstClick:uint;

private var lastClick:uint;

protected function buttonId_mouseWheelHandler(event:MouseEvent):void

{

//buttonId.x = event.delta;

if(firstClick == 0) {

firstClick = getTimer();

myText.text += "firstClick:"+firstClick+"n";

}else {

lastClick = getTimer();

myText.text += "lastClick:"+lastClick+"n";

if(lastClick-firstClick<delay) {

myText.text += lastClick-firstClick+"n";

Alert.show("doubleClick");

}

firstClick = getTimer();

}

}

]]>

</fx:Script>

<fx:Declarations>

<!-- 将非可视元素(例如服务、值对象)放在此处 -->

</fx:Declarations>

<!--<s:Button x="258" y="227" label="button" id="buttonId" mouseWheel="buttonId_mouseWheelHandler(event)"/>-->

<s:TextArea id="myText" x="204" y="39"/>

<s:Button x="258" y="227" label="button" id="buttonId" click="buttonId_mouseWheelHandler(event)"/>

</s:Application>

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