Ext.onReady(function() {
var win = new Ext.Window({
renderTo : Ext.getBody(),
title : '窗口',
height : 300,
width : 200,
//组件的事件监听器可以直接在组件的配置属性中直接声明
listeners:{'beforedestroy':function(obj){
alert("关闭是不可能的");
obj.show();
return false;
}}
})
// win.on("beforedestroy", function(obj) {// 组件销毁之前触发。如返回false则停止销毁
//
// alert("关闭是不可能的");
// obj.show();
// return false;
// })
win.show();
})
<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="gb2312"%>
<%
request.setAttribute("base", request.getContextPath());
%>
<html>
<head>
<title>测试事件添加监听</title>
<link rel="stylesheet" type="text/css"
href="${base}/script/ext/resources/css/ext-all.css">
<script type="text/javascript"
src="${base}/script/ext/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="${base}/script/ext/ext-all.js"></script>
<script type="text/javascript" src="${base}/script/sample/second.js"></script>
</head>
<body>
</body>
</html>