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1、可针对 name、target、 url、icon、 iconSkin、checked、nocheck 等这几个用于显示效果的参数进行更新，其他用于 zTreeNodes 的参数请不要随意更新，对于展开节点，还请调用 expandNode方法，因此请勿随意修改 open 属性。
2、用此方法修改 checked 勾选状态不会触发 beforeCheck / onCheck 事件回调函数。
请通过 zTree 对象执行此方法。
效果图：
完整代码：
<!DOCTYPE html>
<HTML>
<HEAD>
<TITLE> ZTREE DEMO - updateNode</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 setting = {
view: {
selectedMulti: false
},
data: {
simpleData: {
enable: true
}
}
};
var zNodes =[
{ id:1, pId:0, name:"父节点1", open:true},
{ id:11, pId:1, name:"叶子节点1"},
{ id:12, pId:1, name:"叶子节点2"},
{ id:13, pId:1, name:"叶子节点3"},
{ id:2, pId:0, name:"父节点2", open:true},
{ id:21, pId:2, name:"叶子节点1"},
{ id:22, pId:2, name:"叶子节点2"},
{ id:23, pId:2, name:"叶子节点3"},
{ id:3, pId:0, name:"父节点3", open:true },
{ id:31, pId:3, name:"叶子节点1"},
{ id:32, pId:3, name:"叶子节点2"},
{ id:33, pId:3, name:"叶子节点3"}
];
var nameCount = 0, iconCount = 1, color = [0, 0, 0];
function updateNode(e) {
var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
type = e.data.type,
nodes = zTree.getSelectedNodes();
if (nodes.length == 0) {
alert("请先选择一个节点");
}
for (var i=0, l=nodes.length; i<l; i++) {
zTree.setting.view.fontCss = {};
if (type == "rename") {
nodes[i].name = nodes[i].name.replace(/_[\d]*$/g, "") + "_" + (nameCount++);
} else if (type == "icon") {
if (iconCount > 8) {
nodes[i].iconSkin = null;
iconCount = 1;
} else if (nodes[i].isParent) {
nodes[i].iconSkin = nodes[i].iconSkin ? null : "pIcon01";
} else {
nodes[i].iconSkin = "icon0" + (iconCount++);
}
} else if (type == "color") {
color = [0, 0, 0];
var r1 = Math.round(Math.random()*3 - 0.5);
color[r1] = 15;
var r2 = Math.round(Math.random()*3 - 0.5);
while (r2 === r1) {
r2 = Math.round(Math.random()*3 - 0.5);
}
color[r2] = Math.round(Math.random()*16-0.5);
zTree.setting.view.fontCss["color"] = "#"+color[0].toString(16)+color[1].toString(16)+color[2].toString(16);
} else if (type == "font") {
var style = $("#" + nodes[i].tId + "_a").css("font-style") ;
style = (style=="italic" ? "normal" : "italic");
zTree.setting.view.fontCss["font-style"] = style;
}
zTree.updateNode(nodes[i]);
}
}
$(document).ready(function(){
$.fn.zTree.init($("#treeDemo"), setting, zNodes);
$("#rename").bind("click", {type:"rename"}, updateNode);
$("#changeIcon").bind("click", {type:"icon"}, updateNode);
$("#changeColor").bind("click", {type:"color"}, updateNode);
$("#changeFont").bind("click", {type:"font"}, updateNode);
});
//-->
</SCRIPT>
<style type="text/css">
.ztree li span.button.pIcon01_ico_open{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/1_open.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.pIcon01_ico_close{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/1_close.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon01_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/2.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon02_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/3.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon03_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/4.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon04_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/5.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon05_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/6.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon06_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/7.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon07_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/8.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
.ztree li span.button.icon08_ico_docu{margin-right:2px; background: url(../../../css/zTreeStyle/img/diy/9.png) no-repeat scroll 0 0 transparent; vertical-align:top; *vertical-align:middle}
</style>
</HEAD>
<BODY>
<h1>用 zTree 方法 更新 节点数据</h1>
<h6>[ 文件路径: core/update_fun.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、updateNode 方法操作说明</h2>
<ul class="list">
<li class="highlight_red">使用 zTreeObj.updateNode 方法，详细请参见 API 文档中的相关内容</li>
<li><p>此 Demo 只能同时选中一个节点<br/>
试试看：[ <a id="rename" href="#" "return false;">换名字</a> ]
[ <a id="changeIcon" href="#" "return false;">换图标</a> ]
[ <a id="changeColor" href="#" "return false;">换颜色</a> ]
[ <a id="changeFont" href="#" "return false;">斜体</a> ]</p>
</li>
</ul>
</li>
<li class="title"><h2>2、setting 配置信息说明</h2>
<ul class="list">
<li>不需要对 setting 进行特殊设置</li>
<li class="highlight_red">配合 setting.view.fontCss 可以修改节点文字样式</li>
</ul>
</li>
<li class="title"><h2>3、treeNode 节点数据说明</h2>
<ul class="list">
<li class="highlight_red">zTreeObj.updateNode 方法的 API 文档中有详细说明</li>
</ul>
</li>
<li class="title"><h2>4、其他说明</h2>
<ul class="list">
<li>此 Demo 是针对 核心 js 包 core 制作的，因此不包括 checkbox 的更新操作</li>
</ul>
</li>
</ul>
</div>
</div>
</BODY>
</HTML>