效果图：
代码：
<!DOCTYPE html> <HTML> <HEAD> <TITLE> ZTREE DEMO - one click</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" src="../../../js/jquery.ztree.excheck.js"></script> <script type="text/javascript" src="../../../js/jquery.ztree.exedit.js"></script>--> <SCRIPT type="text/javascript"> <!-- var setting = { view: { dblClickExpand: false, showLine: false }, data: { simpleData: { enable: true } }, callback: { onClick: onClick } }; var zNodes =[ { id:1, pId:0, name:"根 Root", open:true}, { id:11, pId:1, name:"父节点 1-1", open:true}, { id:111, pId:11, name:"叶子节点 1-1-1"}, { id:112, pId:11, name:"叶子节点 1-1-2"}, { id:113, pId:11, name:"叶子节点 1-1-3"}, { id:114, pId:11, name:"叶子节点 1-1-4"}, { id:12, pId:1, name:"父节点 1-2", open:true}, { id:121, pId:12, name:"叶子节点 1-2-1"}, { id:122, pId:12, name:"叶子节点 1-2-2"}, { id:123, pId:12, name:"叶子节点 1-2-3"}, { id:124, pId:12, name:"叶子节点 1-2-4"}, { id:13, pId:1, name:"父节点 1-3", open:true}, { id:131, pId:13, name:"叶子节点 1-3-1"}, { id:132, pId:13, name:"叶子节点 1-3-2"}, { id:133, pId:13, name:"叶子节点 1-3-3"}, { id:134, pId:13, name:"叶子节点 1-3-4"} ]; function onClick(e,treeId, treeNode) { var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.expandNode(treeNode); } $(document).ready(function(){ $.fn.zTree.init($("#treeDemo"), setting, zNodes); }); //--> </SCRIPT> <style type="text/css"> .ztree li button.switch {visibility:hidden; width:1px;} .ztree li button.switch.roots_docu {visibility:visible; width:16px;} .ztree li button.switch.center_docu {visibility:visible; width:16px;} .ztree li button.switch.bottom_docu {visibility:visible; width:16px;} </style> </HEAD> <BODY> <h1>单击展开/折叠节点</h1> <h6>[ 文件路径: super/oneclick.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>zTree 默认不提供单击展开节点的功能，但可以利用 onClick 事件回调函数轻松实现此功能</li> <li class="highlight_red">为了避免与双击功能冲突，建议关闭双击展开节点的功能，请设置 setting.view.dblClickExpand = false </li> <li class="highlight_red">可以将所有的 +/- 开关隐藏，请查看本页面源码，查看 css 设置 </li> <li class="highlight_red">由于 +/- 开关与 节点连接线是配套的，所以如果不显示 +/- 开关的话，那么请设置 setting.view.showLine = false 隐藏连接线 </li> </ul> </li> </ul> </div> </div> </BODY> </HTML>
