Ext工具栏菜单

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EXTJS专栏

EXT CSS JavaScript json 数据结构

今天，帮群友解决了一个动态的 Ext工具栏菜单问题。

工具栏菜单数据是从后台读取的。效果如图：

工具栏效果

这里将群友提供的后台数据简化一下，改成本地读取json数据格式；

代码如下：直接copy下面代码，保存成htm文件，导入ext包，可以运行；注意文件保存编码格式（非传输编码）：utf-8

<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=GBK">
    <title>Ext Buttons</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.js"></script>

<script>
	 Ext.onReady(function(){
        var bd = Ext.getBody();
        var tb=new Ext.Toolbar();

        //加载Menu数据源 简化的
        var menuStr = '{root:[{"MenuItemId":1000,"PMenuItemId":0,"MenuItemName":"谐波监测点","MenuItemHref":"","ChildHmMenuList":[{"MenuItemId":10001,"PMenuItemId":1000,"MenuItemName":"用户谐波源管理","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10002,"PMenuItemId":1000,"MenuItemName":"检测终端维护","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10003,"PMenuItemId":1000,"MenuItemName":"监测点属性维护","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10004,"PMenuItemId":1000,"MenuItemName":"监测点拓扑维护","MenuItemHref":"","ChildHmMenuList":null}]},{"MenuItemId":1001,"PMenuItemId":0,"MenuItemName":"谐波分析","MenuItemHref":"","ChildHmMenuList":[{"MenuItemId":10011,"PMenuItemId":1001,"MenuItemName":"谐波电压分析","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10012,"PMenuItemId":1001,"MenuItemName":"谐波电流分析","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10013,"PMenuItemId":1001,"MenuItemName":"越限告警事项","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10014,"PMenuItemId":1001,"MenuItemName":"谐波数据报表","MenuItemHref":"","ChildHmMenuList":null}]},{"MenuItemId":1002,"PMenuItemId":0,"MenuItemName":"谐波高级分析","MenuItemHref":"","ChildHmMenuList":[{"MenuItemId":10021,"PMenuItemId":1002,"MenuItemName":"谐波趋势分析","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10022,"PMenuItemId":1002,"MenuItemName":"潮流计算","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10023,"PMenuItemId":1002,"MenuItemName":"谐波源定位","MenuItemHref":"","ChildHmMenuList":null}]},{"MenuItemId":1003,"PMenuItemId":0,"MenuItemName":"系统管理","MenuItemHref":"","ChildHmMenuList":[{"MenuItemId":10031,"PMenuItemId":1003,"MenuItemName":"组织结构管理","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10032,"PMenuItemId":1003,"MenuItemName":"权限管理","MenuItemHref":"","ChildHmMenuList":null},{"MenuItemId":10033,"PMenuItemId":1003,"MenuItemName":"谐波限值管理","MenuItemHref":"","ChildHmMenuList":null}]}]}';
     
        var menuObj = eval("(" + menuStr + ")");
        //alert(menuObj.root);
        var panel=new Ext.Panel({
                title:"wayfoon",
                width:400,
                height:200,
                tbar:tb,
                html:"<div>Paele里面的内容<br>wayfoon 南极光</div>",
                renderTo: bd
        });

        //var tbItem;
        var childmenu;

        Ext.each(menuObj.root,function(item) {
            childmenu = new Ext.menu.Menu();

            Ext.each(item.ChildHmMenuList,function(childItem) {
                childmenu.add(
                {
                    text: childItem.MenuItemName,      //菜单项的文本，
                    href: childItem.MenuItemHref, //指定链接地址
                    hrefTarget: "_blank"        //链接打开的发式，在新窗口打开
                });
            }); //end childitem

            tb.add({ text: item.MenuItemName, menu: childmenu });

         });    


    });
</script>

</head>
<body >
<div id =hello></div>
</body>
</html>

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