tree.html
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<!DOCTYPE html>
<html lang="zh" xmlns:th="http://www.thymeleaf.org" >
<meta charset="utf-8">
<head th:include="include :: header"></head>
<link th:href="@{/ajax/libs/jquery-ztree/3.5/css/metro/zTreeStyle.css}" rel="stylesheet"/>
<style>
body{height:auto;font-family: "Microsoft YaHei";}
button{font-family: "SimSun","Helvetica Neue",Helvetica,Arial;}
</style>
<body class="hold-transition box box-main">
<input id="treeId" name="treeId" type="hidden" th:value="${menu.id}"/>
<input id="treeName" name="treeName" type="hidden" th:value="${menu.menuName}"/>
<div class="wrapper"><div class="treeShowHideButton" onclick="search();">
<label id="btnShow" title="显示搜索" style="display:none;">︾</label>
<label id="btnHide" title="隐藏搜索">︽</label>
</div>
<div class="treeSearchInput" id="search">
<label for="keyword">关键字：</label><input type="text" class="empty" id="keyword" maxlength="50">
<button class="btn" id="btn" onclick="searchNode()"> 搜索 </button>
</div>
<div class="treeExpandCollapse">
<a href="javascript:" id="btnExpand">展开</a> /
<a href="javascript:" id="btnCollapse">折叠</a>
</div>
<div id="tree" class="ztree treeselect"></div>
</div>
<div class="layui-layer-btn">
<a class="layui-layer-btn0" th:onclick="'javascript:loadObj()'"><i class="fa fa-check"></i> 确定</a>
<a class="layui-layer-btn1" onclick="$.modal.close()"><i class="fa fa-close"></i> 关闭</a>
</div>
<div th:include="include::footer"></div>
<script th:src="@{/ajax/libs/jquery-ztree/3.5/js/jquery.ztree.all-3.5.js}"></script>
<script th:inline="javascript">
// 树结构初始化加载
var setting = {view:{selectedMulti:false},data:{key:{title:"title"},simpleData:{enable:true}},
callback:{onClick:function(event, treeId, treeNode){
var treeId = treeNode.id;
var treeName = treeNode.name;
$("#treeId").val(treeId);
$("#treeName").val(treeName);
}}
}, tree, loadTree = function(){
$.get(ctx + "system/menu/menuTreeData", function(data) {
var treeName = $("#treeName").val();
tree = $.fn.zTree.init($("#tree"), setting, data);
// 展开第一级节点
var nodes = tree.getNodesByParam("level", 0);
for (var i = 0; i < nodes.length; i++) {
tree.expandNode(nodes[i], false, false, false);
selectCheckNode(treeName,nodes[i]);
}
}, null, null, "正在加载，请稍后...");
};
$(function() {
loadTree();
});
function selectCheckNode(treeName, node) {
if(treeName == node.name){
tree.selectNode(node, true);
}
}
$('#btnExpand').click(function() {
tree.expandAll(true);
});
$('#btnCollapse').click(function() {
tree.expandAll(false);
});
function loadObj(){
var treeId = $("#treeId").val();
var treeName = $("#treeName").val();
parent.$("#treeId").val(treeId);
parent.$("#treeName").val(treeName);
var index = parent.layer.getFrameIndex(window.name); // 获取窗口索引
parent.layer.close(index);
}
var lastValue = "", nodeList = [], key = $("#keyword");
key.bind("focus", focusKey).bind("blur", blurKey).bind("change cut input propertychange", searchNode);
key.bind("keydown", function (e){if(e.which == 13){searchNode();}});
function focusKey(e) {
if (key.hasClass("empty")) {
key.removeClass("empty");
}
}
function blurKey(e) {
if (key.get(0).value === "") {
key.addClass("empty");
}
searchNode(e);
}
function searchNode() {
var value = $.trim(key.get(0).value);
var keyType = "name";
if (lastValue === value) {
return;
}
lastValue = value;
var nodes = tree.getNodes();
if (value == "") {
showAllNode(nodes);
return;
}
hideAllNode(nodes);
nodeList = tree.getNodesByParamFuzzy(keyType, value);
updateNodes(nodeList);
}
function hideAllNode(nodes){
var tree = $.fn.zTree.getZTreeObj("tree");
nodes = tree.transformToArray(nodes);
for(var i=nodes.length-1; i>=0; i--) {
tree.hideNode(nodes[i]);
}
}
function showAllNode(nodes){
nodes = tree.transformToArray(nodes);
for(var i=nodes.length-1; i>=0; i--) {
if(nodes[i].getParentNode()!=null){
tree.expandNode(nodes[i],false,false,false,false);
}else{
tree.expandNode(nodes[i],true,true,false,false);
}
tree.showNode(nodes[i]);
showAllNode(nodes[i].children);
}
}
function updateNodes(nodeList) {
tree.showNodes(nodeList);
for(var i=0, l=nodeList.length; i<l; i++) {
var treeNode = nodeList[i];
showChildren(treeNode);
showParent(treeNode)
}
}
function showChildren(treeNode){
if (treeNode.isParent){
for(var idx in treeNode.children){
var node = treeNode.children[idx];
tree.showNode(node);
showChildren(node);
}
}
}
function showParent(treeNode){
var parentNode;
while((parentNode = treeNode.getParentNode()) != null){
tree.showNode(parentNode);
tree.expandNode(parentNode, true, false, false);
treeNode = parentNode;
}
}
function search($this) {
$('#search').slideToggle(200);
$('#btnShow').toggle();
$('#btnHide').toggle();
$('#keyword').focus();
}
</script>
</body>
</html>