Layui树形菜单动态遍历的例子_凊蒝_前端开发者

1、前端jsp页面

<%@ page language="java" pageEncoding="UTF-8"
contentType="text/html; charset=utf-8"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
<link rel="stylesheet" href="${pageContext.request.contextPath}/layui/scd/src/css/iconfont.css" rel="external nofollow" />
<script type="text/javascript">
 layui.use(['layer','tree'],function(){
 var layer = layui.layer
   ,$ = layui.jquery; 
 layui.tree({
 elem: '#demo1' //指定元素
 ,click: function(item){ //点击节点回调
  if(item.preview!=null){
   var index = layer.open({
   type: 2,
   title: item.name,
   content:"/varietySystem/"+item.preview
  });
  layer.full(index);
  $(window).on("resize",function(){
   layer.full(index);
  });
  }
 },
 nodes: [ //节点
  {
  name: '申请文件'
  ,id: 1
  ,alias: 'shenqingwenjian'
  ,spread: true //默认展开
  ,children:function(){
  var arr = [];
   <c:forEach items="${applyRequestList}" var="applyRequest">
    <c:if test="${applyRequest.state == null }">
     arr.push({
       name:"请求书"
       ,preview: 'firstReceiveTree/toApplyRequestInfo/${applyRequest.idpk}'
     });
     </c:if>
     <c:if test="${applyRequest.state != null}">
      arr.push({
       name:"请求书 <fmt:formatDate value="${applyRequest.correcttime}" pattern="yyyyMMdd" />"
       ,preview: 'firstReceiveTree/toApplyRequestInfo/${applyRequest.idpk}'
     });
    </c:if>
    </c:forEach>
   return arr;
  }()
  },
  {
  name: '中间文件'
  ,id: 1
  ,alias: 'zhongjianwenjian'
  ,children:function(){
    var arr = [];
    <c:forEach items="${StatementAndCorrection}" var="StatementAndCorrection">
     <c:if test="${StatementAndCorrection.type==0}">
      arr.push({
       name:"意见陈述书 <fmt:formatDate value="${StatementAndCorrection.submittime}" pattern="yyyyMMdd" />"
       ,preview: 'statementOpinion/preview?idpk=${StatementAndCorrection.typeid}'
     });
    </c:if>
    </c:forEach>
    return arr;
    }()
  },
  {
  name: '通知书'
  ,id: 1
  ,alias: 'tongzhishu'
  ,children:function(){
   var arr = [];
   <c:if test="${not empty formalityNoticeList}">
    <c:forEach items="${formalityNoticeList}" var="formalityNotice">
      arr.push({
      name:"手续合格通知书 <fmt:formatDate value="${formalityNotice.datewriting}" pattern="yyyyMMdd" />"
      ,preview: 'formalityNotice/noticeInfo/${formalityNotice.idpk}'
     });
    </c:forEach>
   </c:if>
   return arr;
  }()
  }
  ]
 });
});
</script>
<table class="layui-table free_tree" >
 <tbody>
  <tr>
   <td style="background: #fff;padding:0px;">
    <div style="width:240px;position:relative; max-height:545px; overflow:auto;" >
     <ul id="demo1"></ul>
    </div>
   </td>
  </tr>
 </tbody>
</table>
<style>
 #demo1>li{
  background: #f2f2f2;
 padding: 4px 0 0 5px;
 border-bottom: 1px solid #e6e6e6;
 line-height:25px;
 }
 #demo1>li:last-child{
  border-bottom:none;
 }
 #demo1>li>a{
 padding-bottom: 4px;
 }
 #demo1>li ul{
  background: #fff;
  margin-left:-5px;
 }
 #demo1>li ul>li{
 border-bottom: 1px solid #e6e6e6;
 /*padding: 4px 0px 3px 27px;*/
 padding: 4px 0px 3px 6px;
 }
 #demo1>li ul li:first-child{
  border-top:1px solid #e6e6e6;
 }
 #demo1>li ul>li:last-child{
  border-bottom:none;
 }
 .layui-tree li i {
 padding-left: 3px;
 }
 .layui-tree li a cite{
  padding: 0 3px;
 }
 #demo1>li ul>li a cite{
  font-size:8px;
 }
 #demo1>li ul>li:hover{
  background: #f2f2f2;
 }
 .free_tree_style{
  margin-left:241px;
 }
</style>

以上这篇layui树形菜单动态遍历的例子就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持前端开发者。

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