vue中实现可编辑树状表格的方法

 <template>
	<el-table
    :data="datatree"
    row-key="id"
    :tree-props="{children: 'children'}"
   >
    <el-table-column label="姓名" border>
        <template slot-scope="scope">
          <el-input placeholder="请输入内容" v-show="scope.row.show" v-model="scope.row.label"></el-input>
          <span v-show="!scope.row.show">{{scope.row.label}}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template slot-scope="scope">
          <el-button @click="scope.row.show =true" >编辑</el-button>
          <el-button @click="scope.row.show =false">保存</el-button>
        </template>
      </el-table-column>
   </el-table>
 </template>

<script>
export default {
	data(){
  	return {
  	datatree: [{
     id: 1,
     label: '水果',
     show:false,
     children: [{
      id: 4,
      label: '苹果',
      show:false,
      children: [{
       id: 9,
       label: '苹果皮',
       show:false
      }, {
       id: 10,
       label: '苹果仔',
       show:false
      }]
     }]
    }, {
     id: 2,
     label: '蔬菜',
     show:false,
     children: [{
      id: 5,
      label: '青菜',
      show:false
     }, {
      id: 6,
      label: '土豆',
      show:false
     }]
    }, {
     id: 3,
     label: '饮料',
     show:false,
     children: [{
      id: 7,
      label: '冰红茶',
      show:false
     }, {
      id: 8,
      label: '酷儿',
      show:false
     }]
    }],
    defaultProps: {
     children: 'children',
     label: 'label',
     show:'show'
    }
  }
 }
}