上代码：
astojs.jsp
<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>jsp as flex</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<script type="text/javascript" src="js/swfobject.js"></script>
<script>
function jump_alert() {
var map = document.getElementById("FlashID");
//alert(map);
var x = map.astojs();
alert(x);
// alert("hello");
}
</script>
</head>
<body>
Pass value !
<br>
<input name="button" id="button" onclick="jump_alert();" width="200px" height="200px" type="button" value="js call as" />
<br>
<!-- flash --> <!-- http://localhost:8080/j2ee_test/astojs.jsp -->
<div id="flex">
<!-- clsid is WRONG should be coincident with the one in bin-debug -->
<object id="FlashID" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width=800 heigh=600>
<param name="movie" value="astojs.swf" />
<param name="quality" value="high" />
<param name="menu" value="false">
<param name="wmode" value="opaque" />
<param name="allowScriptAccess" value="always" />
<param name="allowFullScreen" value="true" />
<param name="swfversion" value="6.0.65.0" />
<param name="expressinstall" value="Scripts/expressInstall.swf" />
<embed src="astojs.swf" quality="high" name="swf"
aligh="middle" play="true" loop="false" width=800 heigh=600
bgcolor="#869ca7" allowScripeAccess="always"
pluginspage="http://www.adobe.com/go/getflashplayer" type="application/x-shockwave-flash">
</embed>
</object>
</div>
<!-- flash -->
</body>
</html>
astojs.mxml
<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/03/09/calling-javascript-functions-from-your-flex-applications-using-the-externalinterface-api/ -->
<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"
xmlns:supportClasses="com.esri.ags.skins.supportClasses.*"
minWidth="400" minHeight="300"
creationComplete="init()"
height="600" width="800">
<!--creationComplete="init()"-->
<fx:Script>
<![CDATA[
import flash.external.ExternalInterface;
import spark.events.TextOperationEvent;
public function init():void{
ExternalInterface.addCallback("astojs", passvalue);
}
public function passvalue():String{
return txt_input.text;
}
]]>
</fx:Script>
<s:Panel height="251" width="400" backgroundColor="#E6BF07">
<s:TextInput x="10" y="0" width="282" height="64" id="txt_input" text="pass value to js" />
</s:Panel>
</s:Application>
