ExtJs的Window窗口的Border布局-原创手记-慕课网

以下源自ExtJs的官方示例,稍加注释而已：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title>Window LayOut</title>
    <link rel="stylesheet" type="text/css" href="../resources/css/ext-all.css" />   
     <script type="text/javascript" src="../adapter/ext/ext-base.js"></script>
    <script type="text/javascript" src="../ext-all-debug.js"></script>
    <style type="text/css">
    .x-panel-body p {
        margin:10px;
        font-size:12px;
    }
    </style>
</head>
<body>
<script type="text/javascript">
    Ext.onReady(function() {     
        var button = Ext.get('show-btn');
        var win;
        
        button.on('click', function() {
            //创建TabPanel
            var tabs = new Ext.TabPanel({
                region: 'center', //border布局，将页面分成东，南，西，北，中五部分，这里表示TabPanel放在中间
                margins: '3 3 3 0',
                activeTab: 0,
                defaults: {
                    autoScroll: true
                },
                items: [{
                    title: 'Bogus Tab',
                    html: "第一个Tab的内容."
                }, {
                    title: 'Another Tab',
                    html: "我是另一个Tab"
                }, {
                    title: 'Closable Tab',
                    html: "这是一个可以关闭的Tab",
                    closable: true
}]
                });
                //定义一个Panel
                var nav = new Ext.Panel({
                    title: 'Navigation',
                    region: 'west', //放在西边，即左侧
                    split: true,
                    width: 200,
                    collapsible: true, //允许伸缩
                    margins: '3 0 3 3',
                    cmargins: '3 3 3 3'
                });
                //如果窗口第一次被打开时才创建
                if (!win) {
                    win = new Ext.Window({
                        title: 'Layout Window',
                        closable: true,
                        width: 600,
                        height: 350,
                        border : false,
                        plain: true,
                        layout: 'border',
                        closeAction:'hide',
                        items: [nav, tabs]//把上面创建的panel和TabPanel放在window中，并采用border方式布局
                    });
                }
                win.show(button);
            });
        });
</script>
<input type="button" id="show-btn" value="Show Window"/>
</body>
</html>