extjs 动态添加item

<html>
    <p>
    </p>
    <head>
        <title>测试页面</title>
        <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
        <meta http-equiv="description" content="this is my page">
        <meta http-equiv="content-type" content="text/html; charset=UTF-8">
        <link rel="stylesheet" href="scripts/ext/resources/css/ext-all.css" type="text/css">
        </link>
        <script type="text/javascript" src="scripts/ext/adapter/ext/ext-base.js">
        </script>
        <script type="text/javascript" src="scripts/ext/ext-all.js">
        </script>
        <style type="text/css">
            .add {
                background-image: url(resources/images/default/dd/drop-add.gif);
            }
        </style>
        <script type="text/javascript" src="scripts/ext/My97DatePicker/WdatePicker.js">
        </script>
        <script type="text/javascript">
            Ext.onReady(function(){
                Ext.QuickTips.init();
                var f = new Ext.form.FormPanel({
                    renderTo: Ext.getBody(),
                     300,
                    height: 300,
                    title: 'test',
                    items: [{
                        xtype: 'radio',
                        boxLabel: '本地上传',
                        inputValue: 'local',
                        name: 'uploadType',
                        checked: true
                    }, {
                        xtype: 'radio',
                        boxLabel: '网络上传',
                        inputValue: 'remote',
                        name: 'uploadType'
                    }]
                });
                f.add({
                        xtype: 'radio',
                        boxLabel: '本地上传',
                        inputValue: 'local',
                        name: 'uploadType',
                        checked: true
                    });
                f.doLayout();
            });
        </script>
    </head>
    <body>
        <div id="grid-div">
        </div>
        <div id="hellow-win">
        </div>
    </body>
</html>
原文地址:https://www.cnblogs.com/yufenghou/p/3545648.html