公司最近有需求要做树形式table。因为是前后端不分离项目，且之前已经引入了bootstrap table插件，现把实现方式分享一下：
<!DOCTYPE HTML>
<html lang="zh-cn">
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta content="width=device-width,initial-scale=1.0" name="viewport">
<meta content="yes" name="apple-mobile-web-app-capable">
<meta content="black" name="apple-mobile-web-app-status-bar-style">
<meta content="telephone=no" name="format-detection">
<meta content="email=no" name="format-detection">
<title>系统管理</title>
<link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdn.bootcss.com/bootstrap-table/1.11.1/bootstrap-table.min.css" rel="stylesheet">
<link rel="stylesheet" href="https://cdn.bootcss.com/jquery-treegrid/0.2.0/css/jquery.treegrid.min.css">
</head>
<body>
<div class="container">
<h1>树形表格 ： Table Treegrid</h1>
<table id="table"></table>
<br/>
<button onclick="test()">选择</button>
</div>
</body>
<script src="https://cdn.bootcss.com/jquery/3.1.1/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/bootstrap-table/1.12.1/bootstrap-table.min.js"></script>
<script src="https://cdn.bootcss.com/bootstrap-table/1.12.0/extensions/treegrid/bootstrap-table-treegrid.js"></script>
<script src="https://cdn.bootcss.com/jquery-treegrid/0.2.0/js/jquery.treegrid.min.js"></script>
<script type="text/javascript">
var $table = $('#table');
var data = [{0: undefined, id: 94710, pid: 0, mode: "系统管理", permissionTag: "*", permissionMark: "所有权限", }
,{0: undefined, id: 94711, pid: 94710, mode: "营销中心管理", permissionTag: "*", permissionMark: "所有权限",}
,{0: undefined, id: 471104, pid: 94711, mode: "营销中心管理", permissionTag: "search", permissionMark: "查询",}
,{0: undefined, id: 94721, pid: 94710, mode: "工厂管理", permissionTag: "*", permissionMark: "所有权限", }
,{0: undefined, id: 472104, pid: 94721, mode: "工厂管理", permissionTag: "search", permissionMark: "查询", }
,{0: undefined, id: 94731, pid: 94710, mode: "经销商管理", permissionTag: "*", permissionMark: "所有权限", }
,{0: undefined, id: 473104, pid: 94731, mode: "经销商管理", permissionTag: "search", permissionMark: "查询", }
,{0: undefined, id: 94732, pid: 94710, mode: "产品管理", permissionTag: "*", permissionMark: "所有权限", }
,{0: undefined, id: 473201, pid: 94732, mode: "产品管理", permissionTag: "insert", permissionMark: "添加", }
,{0: undefined, id: 473202, pid: 94732, mode: "产品管理", permissionTag: "update", permissionMark: "修改", }
, {0: undefined, id: 473203, pid: 94732, mode: "产品管理", permissionTag: "delete", permissionMark: "删除", }
, {0: undefined, id: 473204, pid: 94732, mode: "产品管理", permissionTag: "search", permissionMark: "查询", }
, {0: undefined, id: 94741, pid: 94710, mode: "用户账号", permissionTag: "*", permissionMark: "所有权限", }
, {0: undefined, id: 474101, pid: 94741, mode: "用户账号", permissionTag: "insert", permissionMark: "添加", }
, {0: undefined, id: 474102, pid: 94741, mode: "用户账号", permissionTag: "update", permissionMark: "修改", }
, {0: undefined, id: 474103, pid: 94741, mode: "用户账号", permissionTag: "delete", permissionMark: "删除", }
, {0: undefined, id: 474104, pid: 94741, mode: "用户账号", permissionTag: "search", permissionMark: "查询", }
, {0: undefined, id: 474105, pid: 94741, mode: "用户账号", permissionTag: "resetPwd", permissionMark: "重置密码", }
, {0: undefined, id: 94742, pid: 94710, mode: "角色权限管理", permissionTag: "*", permissionMark: "所有权限", }
, {0: undefined, id: 474201, pid: 94742, mode: "角色权限管理", permissionTag: "insert", permissionMark: "添加", }
, {0: undefined, id: 474202, pid: 94742, mode: "角色权限管理", permissionTag: "update", permissionMark: "修改", }
, {0: undefined, id: 474203, pid: 94742, mode: "角色权限管理", permissionTag: "delete", permissionMark: "删除", }
, {0: undefined, id: 474204, pid: 94742, mode: "角色权限管理", permissionTag: "search", permissionMark: "查询", }
, {0: undefined, id: 94760, pid: 0, mode: "运营中心", permissionTag: "*", permissionMark: "所有权限", }
, {0: undefined, id: 94770, pid: 94760, mode: "跨区域调拨单", permissionTag: "*", permissionMark: "所有权限", }
, {0: undefined, id: 476104, pid: 94770, mode: "跨区域调拨单", permissionTag: "search", permissionMark: "查询", }
, {0: undefined, id: 476105, pid: 94770, mode: "跨区域调拨单", permissionTag: "download", permissionMark: "下载", }]
$(function() {
//控制台输出一下数据
console.log(data);
$table.bootstrapTable({
data:data,
idField: 'id',
dataType:'jsonp',
columns: [
{ field: 'check', checkbox: true, formatter: function (value, row, index) {
if (row.check == true) {
// console.log(row.serverName);
//设置选中
return { checked: true };
}
}
},
{ field: 'mode', title: '名称' },
{ field: 'permissionTag', title: '状态', },
{ field: 'permissionMark', title: '权限值' },
],
// bootstrap-table-treegrid.js 插件配置 -- start
//在哪一列展开树形
treeShowField: 'mode',
//指定父id列
parentIdField: 'pid',
onResetView: function(data) {
//console.log('load');
$table.treegrid({
// initialState: 'collapsed',// 所有节点都折叠
initialState: 'expanded',// 所有节点都展开，默认展开
treeColumn: 1,
// expanderExpandedClass: 'glyphicon glyphicon-minus', //图标样式
// expanderCollapsedClass: 'glyphicon glyphicon-plus',
onChange: function() {
$table.bootstrapTable('resetWidth');
}
});
//只展开树形的第一级节点
$table.treegrid('getRootNodes').treegrid('expand');
},
onCheck:function(row){
event.preventDefault()
var datas = $table.bootstrapTable('getData');
console.log(datas)
row.check = true
// 勾选子类
selectChilds(datas,row,"id","pid",true);
// 勾选父类
selectParentChecked(datas,row,"id","pid")
// 刷新数据
$table.bootstrapTable('load', datas);
},
onUncheck:function(row){
event.preventDefault()
row.check = false
var datas = $table.bootstrapTable('getData');
selectChilds(datas,row,"id","pid",false);
//取消选中最后一个子元素时时查找对应父元素取消
selectParentUnchecked(datas,row,"id","pid")
$table.bootstrapTable('load', datas);
},
// bootstrap-table-treetreegrid.js 插件配置 -- end
});
});
</script>
<script>
/**
* 选中父项时，同时选中子项
* @param datas 所有的数据
* @param row 当前数据
* @param id id 字段名
* @param pid 父id字段名
*/
function selectChilds(datas,row,id,pid,checked) {
console.log("zi",datas,'row',row,'check',checked)
for(var i in datas){
if(datas[i][pid] == row[id]){
datas[i].check=checked;
selectChilds(datas,datas[i],id,pid,checked);
};
}
}
function selectParentUnchecked(datas,row,id,pid){
console.log("fu--Uncheck",datas,'row',row,)
let key = 0;
for(var i in datas){
if(datas[i].pid == row.pid && datas[i].check == true){
key++
}
}
console.log(key)
if(key == 0 ){
for(var i in datas){
if(datas[i][id] == row[pid]){
datas[i].check=false;
selectParentUnchecked(datas,datas[i],id,pid);
}
}
}
}
function selectParentChecked(datas,row,id,pid){
for(var i in datas){
if(datas[i][id] == row[pid]){
datas[i].check=true;
selectParentChecked(datas,datas[i],id,pid);
};
}
}
function test() {
var selRows = $table.bootstrapTable("getSelections");
if(selRows.length == 0){
alert("请至少选择一行");
return;
}
var postData = "";
$.each(selRows,function(i) {
postData += this.id;
if (i < selRows.length - 1) {
postData += "， ";
}
});
alert("你选中行的 id 为："+postData);
}
</script>
</html>
实现的效果图为：