<template>
  <div class="dashboard-container">
    <el-row>
      <el-col :span="12">
        <el-card class="box-card">

          <el-tree :data="data" :props="defaultProps" @node-click="handleNodeClick"></el-tree>

        </el-card>
      </el-col>
      <el-col :span="12">
        <el-card class="box-card">
          <el-tree :data="data2" show-checkbox node-key="id" :default-expanded-keys="[2, 3]" :default-checked-keys="[5]" :props="defaultProps2">
          </el-tree>
        </el-card>
      </el-col>
    </el-row>
  </div>
</template>
<script>
export default {
  data() {
    return {
      data2: [{
        id: 1,
        label: '一级 1',
        children: [{
          id: 4,
          label: '二级 1-1',
          children: [{
            id: 9,
            label: '三级 1-1-1'
          }, {
            id: 10,
            label: '三级 1-1-2'
          }]
        }]
      }, {
        id: 2,
        label: '一级 2',
        children: [{
          id: 5,
          label: '二级 2-1'
        }, {
          id: 6,
          label: '二级 2-2'
        }]
      }, {
        id: 3,
        label: '一级 3',
        children: [{
          id: 7,
          label: '二级 3-1'
        }, {
          id: 8,
          label: '二级 3-2'
        }]
      }],
      data: [{
        label: '一级 1',
        children: [{
          label: '二级 1-1',
          children: [{
            label: '三级 1-1-1'
          }]
        }]
      }, {
        label: '一级 2',
        children: [{
          label: '二级 2-1',
          children: [{
            label: '三级 2-1-1'
          }]
        }, {
          label: '二级 2-2',
          children: [{
            label: '三级 2-2-1'
          }]
        }]
      }, {
        label: '一级 3',
        children: [{
          label: '二级 3-1',
          children: [{
            label: '三级 3-1-1'
          }]
        }, {
          label: '二级 3-2',
          children: [{
            label: '三级 3-2-1'
          }]
        }]
      }],
      defaultProps: {
        children: 'children',
        label: 'label'
      },
      defaultProps2: {
        children: 'children',
        label: 'label'
      },
      // 多选树
      props: {
        label: 'name',
        children: 'zones'
      },
      count: 1
    }
  },
  methods: {

  }
}
</script>
