需求功能:
编辑树节点,组装节点

<el-scrollbar class="scrollbar-wrapper">
<el-tree :data="nodeList" ref="tree" :props="defaultProps" :expand-on-click-node="false">
<template slot-scope="{ node, data }">
<div class="custom-tree-node">
<template v-if="node.label">
<span>{
{node.label}} <span v-if="node.level==4 && false" style="padding-left:30px">
<el-checkbox v-model="data.isCommon" true-label="Y" false-label="N">是否常用分类</el-checkbox>
</span>
</span>
<span style="margin-left:20px">
<el-button size="small" type="text" @click.stop="appendNode(node,data)"
:disabled='node.level==4'>新增</el-button>
<el-button size="small" type="text" @click.stop="e