45zTree - OutLook 样式的左侧菜单

效果图：
45zTree - OutLook 样式的左侧菜单
代码：
<!DOCTYPE html>
<HTML>
<HEAD>
	<TITLE> ZTREE DEMO - left_menu for Outlook</TITLE>
	<meta http-equiv="content-type" content="text/html; charset=UTF-8">
	<link rel="stylesheet" href="../../../css/demo.css" type="text/css">
	<link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
	<script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
	<script type="text/javascript" src="../../../js/jquery.ztree.core.js"></script>
	<SCRIPT type="text/javascript">
		<!--
		var curMenu = null, zTree_Menu = null;
		var setting = {
			view: {
				showLine: false,
				showIcon: false,
				selectedMulti: false,
				dblClickExpand: false,
				addDiyDom: addDiyDom
			},
			data: {
				simpleData: {
					enable: true
				}
			},
			callback: {
				beforeClick: beforeClick
			}
		};

		var zNodes =[
			{ id:1, pId:0, name:"文件夹", open:true},
			{ id:11, pId:1, name:"收件箱"},
			{ id:111, pId:11, name:"收件箱1"},
			{ id:112, pId:111, name:"收件箱2"},
			{ id:113, pId:112, name:"收件箱3"},
			{ id:114, pId:113, name:"收件箱4"},
			{ id:12, pId:1, name:"垃圾邮件"},
			{ id:13, pId:1, name:"草稿"},
			{ id:14, pId:1, name:"已发送邮件"},
			{ id:15, pId:1, name:"已删除邮件"},
			{ id:3, pId:0, name:"快速视图"},
			{ id:31, pId:3, name:"文档"},
			{ id:32, pId:3, name:"照片"}
		];

		function addDiyDom(treeId, treeNode) {
			var spaceWidth = 5;
			var switchObj = $("#" + treeNode.tId + "_switch"),
			icoObj = $("#" + treeNode.tId + "_ico");
			switchObj.remove();
			icoObj.before(switchObj);

			if (treeNode.level > 1) {
				var spaceStr = "<span style='display: inline-block;width:" + (spaceWidth * treeNode.level)+ "px'></span>";
				switchObj.before(spaceStr);
			}
		}

		function beforeClick(treeId, treeNode) {
			if (treeNode.level == 0 ) {
				var zTree = $.fn.zTree.getZTreeObj("treeDemo");
				zTree.expandNode(treeNode);
				return false;
			}
			return true;
		}

		$(document).ready(function(){
			var treeObj = $("#treeDemo");
			$.fn.zTree.init(treeObj, setting, zNodes);
			zTree_Menu = $.fn.zTree.getZTreeObj("treeDemo");
			curMenu = zTree_Menu.getNodes()[0].children[0].children[0];
			zTree_Menu.selectNode(curMenu);

			treeObj.hover(function () {
				if (!treeObj.hasClass("showIcon")) {
					treeObj.addClass("showIcon");
				}
			}, function() {
				treeObj.removeClass("showIcon");
			});
		});
		//-->
	</SCRIPT>
	<style type="text/css">
.ztree * {font-size: 10pt;font-family:"Microsoft Yahei",Verdana,Simsun,"Segoe UI Web Light","Segoe UI Light","Segoe UI Web Regular","Segoe UI","Segoe UI Symbol","Helvetica Neue",Arial}
.ztree li ul{ margin:0; padding:0}
.ztree li {line-height:30px;}
.ztree li a {width:200px;height:30px;padding-top: 0px;}
.ztree li a:hover {text-decoration:none; background-color: #E7E7E7;}
.ztree li a span.button.switch {visibility:hidden}
.ztree.showIcon li a span.button.switch {visibility:visible}
.ztree li a.curSelectedNode {background-color:#D4D4D4;border:0;height:30px;}
.ztree li span {line-height:30px;}
.ztree li span.button {margin-top: -7px;}
.ztree li span.button.switch {width: 16px;height: 16px;}

.ztree li a.level0 span {font-size: 150%;font-weight: bold;}
.ztree li span.button {background-image:url("./left_menuForOutLook.png"); *background-image:url("./left_menuForOutLook.gif")}
.ztree li span.button.switch.level0 {width: 20px; height:20px}
.ztree li span.button.switch.level1 {width: 20px; height:20px}
.ztree li span.button.noline_open {background-position: 0 0;}
.ztree li span.button.noline_close {background-position: -18px 0;}
.ztree li span.button.noline_open.level0 {background-position: 0 -18px;}
.ztree li span.button.noline_close.level0 {background-position: -18px -18px;}
	</style>
 </HEAD>

<BODY>
<h1>OutLook 样式的左侧菜单</h1>
<h6>[ 文件路径: super/left_menuForOutLook.html ]</h6>
<div class="content_wrap">
	<div class="zTreeDemoBackground left">
		<ul id="treeDemo" class="ztree"></ul>
	</div>
	<div class="right">
		<ul class="info">
			<li class="title"><h2>实现方法说明</h2>
				<ul class="list">
				<li>帮朋友用 zTree 实现了一个貌似 Outlook.com 的菜单，特拿出来分享给大家</li>
				<li class="highlight_red">1、请注意本页面源码中的 css 部分</li>
				<li class="highlight_red">2、请查看源码中 js 的使用，特别是利用 addDiyDom 回调将 展开按钮 转移到 &lt;a&gt; 标签内</li>
				<li class="highlight_red">3、利用添加 zTree 的 class 实现展开按钮的隐藏、显示</li>
				<li>4、其他辅助规则，请根据实际情况自行编写</li>
				<li>5、当前规则说明:<br/>
				&nbsp;&nbsp;单击根节点可以展开、折叠;<br/>
				&nbsp;&nbsp;非根节点只有点击 箭头 图标才可以展开、折叠;<br/>
				</li>
				</ul>
			</li>
		</ul>
	</div>
</div>
</BODY>
</HTML>
45zTree - OutLook 样式的左侧菜单

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