效果图：
代码：
<!DOCTYPE html> <HTML> <HEAD> <TITLE> ZTREE DEMO - async & edit</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 = { async: { enable: true, url:"../asyncData/getNodes.php", autoParam:["id", "name=n", "level=lv"], otherParam:{"otherParam":"zTreeAsyncTest"}, dataFilter: filter }, view: {expandSpeed:"", addHoverDom: addHoverDom, removeHoverDom: removeHoverDom, selectedMulti: false }, edit: { enable: true }, data: { simpleData: { enable: true } }, callback: { beforeRemove: beforeRemove, beforeRename: beforeRename } }; function filter(treeId, parentNode, childNodes) { if (!childNodes) return null; for (var i=0, l=childNodes.length; i<l; i++) { childNodes[i].name = childNodes[i].name.replace(/\.n/g, '.'); } return childNodes; } function beforeRemove(treeId, treeNode) { var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.selectNode(treeNode); return confirm("确认删除 节点 -- " + treeNode.name + " 吗？"); } function beforeRename(treeId, treeNode, newName) { if (newName.length == 0) { setTimeout(function() { var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.cancelEditName(); alert("节点名称不能为空."); }, 0); return false; } return true; } var newCount = 1; function addHoverDom(treeId, treeNode) { var sObj = $("#" + treeNode.tId + "_span"); if (treeNode.editNameFlag || $("#addBtn_"+treeNode.tId).length>0) return; var addStr = "<span class='button add' id='addBtn_" + treeNode.tId + "' title='add node' onfocus='this.blur();'></span>"; sObj.after(addStr); var btn = $("#addBtn_"+treeNode.tId); if (btn) btn.bind("click", function(){ var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.addNodes(treeNode, {id:(100 + newCount), pId:treeNode.id, name:"new node" + (newCount++)}); return false; }); }; function removeHoverDom(treeId, treeNode) { $("#addBtn_"+treeNode.tId).unbind().remove(); }; $(document).ready(function(){ $.fn.zTree.init($("#treeDemo"), setting); }); //--> </SCRIPT> <style type="text/css"> .ztree li span.button.add {margin-left:2px; margin-right: -1px; background-position:-144px 0; vertical-align:top; *vertical-align:middle} </style> </HEAD> <BODY> <h1>异步加载 & 编辑功能 共存</h1> <h6>[ 文件路径: exedit/async_edit.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、异步加载 & 编辑功能 共存说明</h2> <ul class="list"> <li>1)、此 Demo 是基于 "高级 增 / 删 / 改 节点" 修改的，并且开放了拖拽功能，可与其进行对比</li> <li>2)、只需要同时开启编辑模式和异步加载模式即可实现共存</li> <li class="highlight_red">3)、zTree 完善了异步加载模式下的编辑功能，对于未加载子节点的父节点，增加子节点时，会首先进行异步加载。</li> </ul> </li> <li class="title"><h2>2、setting 配置信息说明</h2> <ul class="list"> <li class="highlight_red">1)、使用 编辑功能，请参考 "拖拽节点基本控制" 和 "基本 增 / 删 / 改 节点" Demo 中关于 setting 的配置要求</li> <li class="highlight_red">2)、使用 异步加载功能，请参考 "异步加载 节点数据" Demo 中关于 setting 的配置要求</li> </ul> </li> <li class="title"><h2>3、treeNode 节点数据说明</h2> <ul class="list"> <li>两种模式共存，对数据无特殊要求，请分别参考 "异步加载 节点数据" & "拖拽 节点 基本控制" & "基本 增 / 删 / 改 节点" 中的相关说明</li> </ul> </li> </ul> </div> </div> </BODY> </HTML>
