效果图：
代码：
<!DOCTYPE html> <HTML> <HEAD> <TITLE> ZTREE DEMO - beforeEditName / beforeRemove / onRemove / beforeRename / onRename</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: { addHoverDom: addHoverDom, removeHoverDom: removeHoverDom, selectedMulti: false }, edit: { enable: true, editNameSelectAll: true, showRemoveBtn: showRemoveBtn, showRenameBtn: showRenameBtn }, data: { simpleData: { enable: true } }, callback: { beforeDrag: beforeDrag, beforeEditName: beforeEditName, beforeRemove: beforeRemove, beforeRename: beforeRename, onRemove: onRemove, onRename: onRename } }; var zNodes =[ { id:1, pId:0, name:"父节点 1", open:true}, { id:11, pId:1, name:"叶子节点 1-1"}, { id:12, pId:1, name:"叶子节点 1-2"}, { id:13, pId:1, name:"叶子节点 1-3"}, { id:2, pId:0, name:"父节点 2", open:true}, { id:21, pId:2, name:"叶子节点 2-1"}, { id:22, pId:2, name:"叶子节点 2-2"}, { id:23, pId:2, name:"叶子节点 2-3"}, { id:3, pId:0, name:"父节点 3", open:true}, { id:31, pId:3, name:"叶子节点 3-1"}, { id:32, pId:3, name:"叶子节点 3-2"}, { id:33, pId:3, name:"叶子节点 3-3"} ]; var log, className = "dark"; function beforeDrag(treeId, treeNodes) { return false; } function beforeEditName(treeId, treeNode) { className = (className === "dark" ? "":"dark"); showLog("[ "+getTime()+" beforeEditName ] " + treeNode.name); var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.selectNode(treeNode); setTimeout(function() { if (confirm("进入节点 -- " + treeNode.name + " 的编辑状态吗？")) { setTimeout(function() { zTree.editName(treeNode); }, 0); } }, 0); return false; } function beforeRemove(treeId, treeNode) { className = (className === "dark" ? "":"dark"); showLog("[ "+getTime()+" beforeRemove ] " + treeNode.name); var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.selectNode(treeNode); return confirm("确认删除 节点 -- " + treeNode.name + " 吗？"); } function onRemove(e, treeId, treeNode) { showLog("[ "+getTime()+" onRemove ] " + treeNode.name); } function beforeRename(treeId, treeNode, newName, isCancel) { className = (className === "dark" ? "":"dark"); showLog((isCancel ? "<span style='color:red'>":"") + "[ "+getTime()+" beforeRename ] " + treeNode.name + (isCancel ? "</span>":"")); 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; } function onRename(e, treeId, treeNode, isCancel) { showLog((isCancel ? "<span style='color:red'>":"") + "[ "+getTime()+" onRename ] " + treeNode.name + (isCancel ? "</span>":"")); } function showRemoveBtn(treeId, treeNode) { return !treeNode.isFirstNode; } function showRenameBtn(treeId, treeNode) { return !treeNode.isLastNode; } function showLog(str) { if (!log) log = $("#log"); log.append("<li class='"+className+"'>"+str+"</li>"); if(log.children("li").length > 8) { log.get(0).removeChild(log.children("li")[0]); } } function getTime() { var now= new Date(), h=now.getHours(), m=now.getMinutes(), s=now.getSeconds(), ms=now.getMilliseconds(); return (h+":"+m+":"+s+ " " +ms); } 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(); }; function selectAll() { var zTree = $.fn.zTree.getZTreeObj("treeDemo"); zTree.setting.edit.editNameSelectAll = $("#selectAll").attr("checked"); } $(document).ready(function(){ $.fn.zTree.init($("#treeDemo"), setting, zNodes); $("#selectAll").bind("click", selectAll); }); //--> </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>高级 增 / 删 / 改 节点</h1> <h6>[ 文件路径: exedit/edit_super.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、beforeEditName<br/> beforeRemove / onRemove<br/> beforeRename / onRename 事件回调函数控制</h2> <ul class="list"> <li>此 Demo 演示合理利用自定义控件、事件回调函数配合以增强用户体验，操作时可以对比"基本 增 / 删 / 改 节点"的 Demo</li> <li>此 Demo 实现增加节点按钮</li> <li>此 Demo 实现删除节点时进行确认</li> <li>此 Demo 利用 showRenameBtn 对 isLastNode = true 的节点不显示编辑按钮 </li> <li>此 Demo 利用 showRemoveBtn 对 isFirstNode = true 的节点不显示删除按钮 </li> <li class="highlight_red">可以利用 beforeEditName 触发自定义的编辑操作</li> <li><p><span class="highlight_red">在对这些灵活的配置熟悉以后，相信你能够做出更加合理的编辑界面！</span><br/> <input type="checkbox" id="selectAll" checked /> 编辑名称时是否全选 text<br/> remove / rename log: <span style="color:red">红色</span> 表示取消编辑操作 (v3.5.13+)<br/> <ul id="log" class="log"></ul></p> </li> </ul> </li> <li class="title"><h2>2、setting 配置信息说明</h2> <ul class="list"> <li>同 "基本 增 / 删 / 改 节点"</li> </ul> </li> <li class="title"><h2>3、treeNode 节点数据说明</h2> <ul class="list"> <li>同 "基本 增 / 删 / 改 节点"</li> </ul> </li> </ul> </div> </div> </BODY> </HTML>
