效果图：
代码：
<!DOCTYPE html> <HTML> <HEAD> <TITLE> ZTREE DEMO - Hide With Radio Mode</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" src="../../../js/jquery.ztree.exhide.js"></script> <SCRIPT type="text/javascript"> <!-- var setting = { check: { enable: true, chkStyle: "radio" }, data: { key: { title: "title" }, simpleData: { enable: true } }, callback: { onCheck: onCheck } }; var zNodes =[ { id:1, pId:0, name:"父节点1", title:"", checked:true, open:true}, { id:11, pId:1, name:"父节点11", title:"", checked:true}, { id:111, pId:11, name:"叶子节点111", title:"", checked:true, isHidden:true}, { id:112, pId:11, name:"叶子节点112", title:""}, { id:113, pId:11, name:"叶子节点113", title:""}, { id:12, pId:1, name:"父节点12", title:"", isHidden:true}, { id:121, pId:12, name:"叶子节点121", title:""}, { id:122, pId:12, name:"叶子节点122", title:"", isHidden:true}, { id:123, pId:12, name:"叶子节点123", title:""}, { id:2, pId:0, name:"父节点2", title:""}, { id:21, pId:2, name:"父节点21", title:"", isHidden:true}, { id:211, pId:21, name:"叶子节点211", title:""}, { id:212, pId:21, name:"叶子节点212", title:""}, { id:213, pId:21, name:"叶子节点213", title:""}, { id:22, pId:2, name:"父节点22", title:""}, { id:221, pId:22, name:"叶子节点221", title:""}, { id:222, pId:22, name:"叶子节点222", title:""}, { id:223, pId:22, name:"叶子节点223", title:""} ]; function onCheck(e, treeId, treeNode) { count(); } function setTitle(node) { var zTree = $.fn.zTree.getZTreeObj("treeDemo"); var nodes = node ? [node]:zTree.transformToArray(zTree.getNodes()); for (var i=0, l=nodes.length; i<l; i++) { var n = nodes[i]; n.title = "[" + n.id + "] isFirstNode = " + n.isFirstNode + ", isLastNode = " + n.isLastNode; zTree.updateNode(n); } } function count() { function isForceHidden(node) { if (!node.parentTId) return false; var p = node.getParentNode(); return !!p.isHidden ? true : isForceHidden(p); } var zTree = $.fn.zTree.getZTreeObj("treeDemo"), checkCount = zTree.getCheckedNodes(true).length, nocheckCount = zTree.getCheckedNodes(false).length, hiddenNodes = zTree.getNodesByParam("isHidden", true), hiddenCount = hiddenNodes.length; for (var i=0, j=hiddenNodes.length; i<j; i++) { var n = hiddenNodes[i]; if (isForceHidden(n)) { hiddenCount -= 1; } else if (n.isParent) { hiddenCount += zTree.transformToArray(n.children).length; } } $("#isHiddenCount").text(hiddenNodes.length); $("#hiddenCount").text(hiddenCount); $("#checkCount").text(checkCount); $("#nocheckCount").text(nocheckCount); } function showNodes() { var zTree = $.fn.zTree.getZTreeObj("treeDemo"), nodes = zTree.getNodesByParam("isHidden", true); zTree.showNodes(nodes); setTitle(); count(); } function hideNodes() { var zTree = $.fn.zTree.getZTreeObj("treeDemo"), nodes = zTree.getSelectedNodes(); if (nodes.length == 0) { alert("请至少选择一个节点"); return; } zTree.hideNodes(nodes); setTitle(); count(); } $(document).ready(function(){ $.fn.zTree.init($("#treeDemo"), setting, zNodes); $("#hideNodesBtn").bind("click", {type:"rename"}, hideNodes); $("#showNodesBtn").bind("click", {type:"icon"}, showNodes); setTitle(); count(); }); //--> </SCRIPT> </HEAD> <BODY> <h1>配合 radio 的隐藏</h1> <h6>[ 文件路径: exhide/radio.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>1、setting 配置信息说明</h2> <ul class="list"> <li>使用隐藏功能，无需设置任何参数</li> </ul> </li> <li class="title"><h2>2、treeNode 节点数据说明</h2> <ul class="list"> <li class="highlight_red">初始化时，设置 treeNode.isHidden = true; 可以让节点隐藏</li> <li><p>隐藏、显示节点，看看树的变化：<br/><br/> 试试看：[ <a id="hideNodesBtn" href="#" onclick="return false;">隐藏选中的节点</a> ] [ <a id="showNodesBtn" href="#" onclick="return false;">显示全部被隐藏的节点</a> ]<br/><br/> <ul id="log" class="log" style="height:125px;"> <li>isHidden = true 的节点共 <span id="isHiddenCount" class="highlight_red"></span> 个</li> <li>被隐藏的节点共 <span id="hiddenCount" class="highlight_red"></span> 个</li> <li>当前被勾选的节点共 <span id="checkCount" class="highlight_red"></span> 个</li> <li>当前未被勾选的节点共 <span id="nocheckCount" class="highlight_red"></span> 个</li> <li>隐藏节点后，可以看看仍显示节点的 isFirstNode 和 isLastNode 属性</li> </ul></p> </li> </ul> </li> <li class="title"><h2>3、其他说明</h2> <ul class="list"> <li>隐藏节点操作，会影响 isFirstNode 和 isLastNode 属性，但是对于 getPreNode() 和 getNextNode() 方法无影响</li> </ul> </li> </ul> </div> </div> </BODY> </HTML>
