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本文分享了jquery ztree实现模糊搜索功能两个实例，供大家参考，具体内容如下
ztree官方demo代码里的:
根据参数查找节点
以上文件修改成如下代码
<!DOCTYPE html>
<HTML>
<HEAD>
<TITLE> ZTREE DEMO - getNodeByParam / getNodesByParam / getNodesByParamFuzzy</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-3.5.js"></script>
<script type="text/javascript" src="../../../js/jquery.ztree.exhide-3.5.js"></script>
<!--<script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
<script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>-->
<SCRIPT type="text/javascript">
var setting = {
data: {
key: {
title: "t"
},
simpleData: {
enable: true
}
}
};
var zNodes =[
{ id:1, pId:0, name:"节点属性搜索演示 1", t:"id=1"},
{ id:11, pId:1, name:"关键字可以是名字", t:"id=11"},
{ id:12, pId:1, name:"关键字可以是level", t:"id=12"},
{ id:13, pId:1, name:"关键字可以是id", t:"id=13"},
{ id:14, pId:1, name:"关键字可以是各种属性", t:"id=14"},
{ id:2, pId:0, name:"节点搜索演示 2", t:"id=2"},
{ id:21, pId:2, name:"可以只搜索一个节点", t:"id=21"},
{ id:22, pId:2, name:"可以搜索节点集合", t:"id=22"},
{ id:23, pId:2, name:"搜我吧", t:"id=23"},
{ id:3, pId:0, name:"节点搜索演示 3", t:"id=3"},
{ id:31, pId:3, name:"我的 id 是: 31", t:"id=31"},
{ id:32, pId:31, name:"我的 id 是: 32", t:"id=32"},
{ id:33, pId:32, name:"我的 id 是: 33", t:"id=33"}
];
function focusKey(e) {
if (key.hasClass("empty")) {
key.removeClass("empty");
}
}
function blurKey(e) {
if (key.get(0).value === "") {
key.addClass("empty");
}
}
var lastValue = "", nodeList = [], fontCss = {};
function clickRadio(e) {
lastValue = "";
searchNode(e);
}
function searchNode(e) {
var zTree = $.fn.zTree.getZTreeObj("treeDemo");
if (!$("#getNodesByFilter").attr("checked")) {
var value = $.trim(key.get(0).value);
var keyType = "";
if ($("#name").attr("checked")) {
keyType = "name";
} else if ($("#level").attr("checked")) {
keyType = "level";
value = parseInt(value);
} else if ($("#id").attr("checked")) {
keyType = "id";
value = parseInt(value);
}
if (key.hasClass("empty")) {
value = "";
}
if (lastValue === value) return;
lastValue = value;
if (value === "") {
zTree.showNodes(zTree.transformToArray(zTree.getNodes())) ;
return;
}
if ($("#getNodeByParam").attr("checked")) {
var node = zTree.getNodeByParam(keyType, value);
if (node === null) {
nodeList = [];
} else {
nodeList = [node];
}
} else if ($("#getNodesByParam").attr("checked")) {
nodeList = zTree.getNodesByParam(keyType, value);
} else if ($("#getNodesByParamFuzzy").attr("checked")) {
nodeList = zTree.getNodesByParamFuzzy(keyType, value);
}
} else {
updateNodes(false);
nodeList = zTree.getNodesByFilter(filter);
}
/**不查询父级
for(var x = 0 ; x<nodeList.length ; x++){
if(nodeList[x].isParent){
nodeList.splice(x--,1);
}
}
*/
nodeList = zTree.transformToArray(nodeList);
updateNodes(true);
}
function updateNodes(highlight) {
var zTree = $.fn.zTree.getZTreeObj("treeDemo");
var allNode = zTree.transformToArray(zTree.getNodes());
zTree.hideNodes(allNode);
for(var n in nodeList){
findParent(zTree,nodeList[n]);
}
zTree.showNodes(nodeList);
}
function findParent(zTree,node){
zTree.expandNode(node,true,false,false);
var pNode = node.getParentNode();
if(pNode != null){
nodeList.push(pNode);
findParent(zTree,pNode);
}
}
function getFontCss(treeId, treeNode) {
return (!!treeNode.highlight) ? {color:"#A60000", "font-weight":"bold"} : {color:"#333", "font-weight":"normal"};
}
function filter(node) {
return !node.isParent && node.isFirstNode;
}
var key;
$(document).ready(function(){
$.fn.zTree.init($("#treeDemo"), setting, zNodes);
key = $("#key");
key.bind("focus", focusKey)
.bind("blur", blurKey)
.bind("propertychange", searchNode)
.bind("input", searchNode);
$("#name").bind("change", clickRadio);
$("#level").bind("change", clickRadio);
$("#id").bind("change", clickRadio);
$("#getNodeByParam").bind("change", clickRadio);
$("#getNodesByParam").bind("change", clickRadio);
$("#getNodesByParamFuzzy").bind("change", clickRadio);
$("#getNodesByFilter").bind("change", clickRadio);
});
</SCRIPT>
</HEAD>
<BODY>
<h1>根据参数查找节点</h1>
<h6>[ 文件路径: core/searchNodes.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、getNodeByParam / getNodesByParam / getNodesByParamFuzzy 方法操作说明</h2>
<ul class="list">
<li class="highlight_red">使用 zTreeObj.getNodeByParam / getNodesByParam / getNodesByParamFuzzy / getNodeByTId 方法，详细请参见 API 文档中的相关内容</li>
<li><p>搜索试试看：<br/>
属性值( value )：<input type="text" id="key" value="" class="empty" /><br/>
属性( key )：<input type="radio" id="name" name="keyType" class="radio first" checked /><span>name (string)</span><br/>
<input type="radio" id="level" name="keyType" class="radio" style="margin-left:68px;" /><span>level (number) ... 根节点 level = 0</span><br/>
<input type="radio" id="id" name="keyType" class="radio" style="margin-left:68px;" /><span>id (number)</span><br/>
方法：<input type="radio" id="getNodeByParam" name="funType" class="radio first" /><span>getNodeByParam</span><br/>
<input type="radio" id="getNodesByParam" name="funType" class="radio" style="margin-left:36px;" /><span>getNodesByParam</span><br/>
<input type="radio" id="getNodesByParamFuzzy" name="funType" class="radio" style="margin-left:36px;" checked /><span>getNodesByParamFuzzy (only string)</span><br/>
<input type="radio" id="getNodesByFilter" name="funType" class="radio" style="margin-left:36px;" /><span>getNodesByFilter (参考本页源码中 function filter)</span><br/>
</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>
</ul>
</li>
<li class="title"><h2>3、treeNode 节点数据说明</h2>
<ul class="list">
<li class="highlight_red">请注意各个方法使用时保证传入查找的参数类型与设定要查找的属性的类型一致</li>
</ul>
</li>
</ul>
</div>
</div>
</BODY>
</HTML>
这样就简单的实现了模糊搜索显示的功能了。
第二个Ztree树结构模糊搜索实现方法，具体内容如下