Element UI 树形表格,TreeGrid或TreeTable实现

安装less

npm install less --save-dev
npm install less-loader --save-dev

模板代码

<template>
  <div class="statistics common-content">
    <el-row class="searchForm">
      <el-col :span="24">
        <div class="grid-content">
          <span class="label">查询条件:</span>
          <span class="label">过去</span>
          <el-input-number v-model="pastDays" controls-position="right" :min="0" :max="90"></el-input-number>
          <span class="label">天</span>
          <span class="attention">(注:0查询所有)</span>
          <el-button type="primary" @click="search">查询</el-button>
        </div>
      </el-col>
    </el-row>

    <el-table :data="statisticDatas" border style="width: 100%;" size="medium" :row-class-name="rowClassNameHandler">
      <el-table-column label="分类名称" width="460" align="left" show-overflow-tooltip>
        <template slot-scope="scope">
          <span :style="{marginLeft: scope.row.level * 23 + 'px'}">&ensp;</span>
          <i v-if="scope.row.showChildren" :class="{'fa fa-folder-open':scope.row.showChildren, 'fa fa-file-o':!scope.row.hasChildren}" @click="onExpand(scope.row)" :style="{cursor:scope.row.hasChildren ? 'pointer' : 'normal'}"></i>
          <i v-else :class="{'fa fa-folder':scope.row.hasChildren, 'fa fa-file-o':!scope.row.hasChildren}" @click="onExpand(scope.row)" :style="{cursor:scope.row.hasChildren ? 'pointer' : 'normal'}"></i>
          <span :data-level="scope.row.level" :style="{marginLeft: 4 + 'px'}">{{ scope.row.categoryName }}</span>
        </template>
      </el-table-column>
      <el-table-column prop="categoryid" label="分类ID" width="80" align="center"></el-table-column>
      <el-table-column prop="parentcategoryid" label="父类ID" width="80" align="center"></el-table-column>
      <el-table-column prop="undeployed" label="模板(未发布)" align="left"></el-table-column>
      <el-table-column prop="deployed" label="模板(已发布)" align="left"></el-table-column>
      <el-table-column prop="edit" label="合同实例(编辑中)" align="left"></el-table-column>
      <el-table-column prop="completed" label="合同实例(完成)" align="left"></el-table-column>
    </el-table>
  </div>
</template>

<script>//引用js代码</script>

<style lang="less">
.statistics {
    padding: 10px;
    .hiddenRow {
        display: none;
    }
    .searchForm{
        padding: 10px;
        span.label{
            margin-right: 10px;
        }
        span.attention{
            color: #e50021;
        }
    }

}
</style>

js代码

<script>
export default {
  name: 'ContractStatistic',
  data() {
    return {
      statisticDatas: [],
      pastDays: 0
    }
  },

  mounted() {
    let self = this
    self.loadStatisticData()
  },

  methods: {
    _processLevelStatisticData(dataArray) {
      let self = this

      let resultArray = [] // 一级栏目
      let level = 1
      for (let i = 0; i < dataArray.length; i++) {
        let item = dataArray[i]
        // 查找一级分类
        if (item.parentcategoryid === 0) {
          item['level'] = level
          resultArray.push(item)
          self._loadChildrenData(resultArray, dataArray, item, level + 1)
        }
      }
      return resultArray
    },

    _loadChildrenData(resultArray, originArray, item, level) {
      let self = this

      let deployed = 0
      let undeployed = 0
      let edit = 0
      let completed = 0

      for (let i = 0; i < originArray.length; i++) {
        let originItem = originArray[i]
        // 判断是否是item项的子项
        if (originItem.parentcategoryid === item.categoryid) {
          item['hasChildren'] = true
          item['showChildren'] = false

          originItem['level'] = level
          originItem['visible'] = false // 子项默认隐藏
          originItem['hiddenByCategory'] = false

          resultArray.push(originItem)
          self._loadChildrenData(
            resultArray,
            originArray,
            originItem,
            level + 1
          )

          // 应该放在统计完子类数据之后
          deployed += originItem.deployed
          undeployed += originItem.undeployed
          edit += originItem.edit
          completed += originItem.completed
        }
      }
      // 计算子栏目统计合计
      item.deployed += deployed
      item.undeployed += undeployed
      item.edit += edit
      item.completed += completed
    },

    search() {
      console.log(this.pastDays)
      this.loadStatisticData()
    },

    loadStatisticData() {
      let self = this
      let params = {
        pastDays: self.pastDays
      }
        let result = [
          {
            "parentcategoryid": 0,
            "edit": 0,
            "undeployed": 1,
            "deployed": 0,
            "completed": 0,
            "categoryName": "商业管理类",
            "categoryid": 1105
          },
          {
            "parentcategoryid": 0,
            "edit": 0,
            "undeployed": 0,
            "deployed": 1,
            "completed": 0,
            "categoryName": "研发设计类",
            "categoryid": 1117
          },
          {
            "parentcategoryid": 0,
            "edit": 0,
            "undeployed": 3,
            "deployed": 0,
            "completed": 0,
            "categoryName": "行政管理类",
            "categoryid": 1901
          },
          {
            "parentcategoryid": 0,
            "edit": 0,
            "undeployed": 6,
            "deployed": 0,
            "completed": 0,
            "categoryName": "哈哈",
            "categoryid": 2402
          },
          {
            "parentcategoryid": 0,
            "edit": 10,
            "undeployed": 2,
            "deployed": 21,
            "completed": 5,
            "categoryName": "测试分类",
            "categoryid": 3201
          },
          {
            "parentcategoryid": 0,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "临时创建",
            "categoryid": 4901
          },
          {
            "parentcategoryid": 1,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "哈哈2",
            "categoryid": 3403
          },
          {
            "parentcategoryid": 1,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "lzk",
            "categoryid": 3739
          },
          {
            "parentcategoryid": 1,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test",
            "categoryid": 3740
          },
          {
            "parentcategoryid": 1,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "122",
            "categoryid": 4201
          },
          {
            "parentcategoryid": 1,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "招标材设类(模板包)",
            "categoryid": 4602
          },
          {
            "parentcategoryid": 1101,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "111",
            "categoryid": 1102
          },
          {
            "parentcategoryid": 1101,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "11",
            "categoryid": 1103
          },
          {
            "parentcategoryid": 1103,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "111",
            "categoryid": 1104
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "财务",
            "categoryid": 1106
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "销售",
            "categoryid": 1109
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "信息",
            "categoryid": 1110
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "运营",
            "categoryid": 1111
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "合同",
            "categoryid": 1112
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "重庆",
            "categoryid": 1114
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "长沙",
            "categoryid": 1115
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "成都",
            "categoryid": 1121
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "武汉",
            "categoryid": 1122
          },
          {
            "parentcategoryid": 1105,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "合同模板管理",
            "categoryid": 1902
          },
          {
            "parentcategoryid": 1106,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "税务",
            "categoryid": 1107
          },
          {
            "parentcategoryid": 1114,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "222",
            "categoryid": 2801
          },
          {
            "parentcategoryid": 1114,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "555",
            "categoryid": 2902
          },
          {
            "parentcategoryid": 1114,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "111",
            "categoryid": 2903
          },
          {
            "parentcategoryid": 1114,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "不能没有名称啊",
            "categoryid": 2904
          },
          {
            "parentcategoryid": 1117,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "解决哈哈啥哈",
            "categoryid": 1601
          },
          {
            "parentcategoryid": 1117,
            "edit": 0,
            "undeployed": 0,
            "deployed": 1,
            "completed": 2,
            "categoryName": "主合同",
            "categoryid": 2701
          },
          {
            "parentcategoryid": 1601,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "测试",
            "categoryid": 2601
          },
          {
            "parentcategoryid": 1902,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "商业管理类",
            "categoryid": 1903
          },
          {
            "parentcategoryid": 1902,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "研发设计类",
            "categoryid": 1904
          },
          {
            "parentcategoryid": 1902,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "招标材设类",
            "categoryid": 1905
          },
          {
            "parentcategoryid": 2402,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "总包",
            "categoryid": 2403
          },
          {
            "parentcategoryid": 2403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "主合同",
            "categoryid": 2404
          },
          {
            "parentcategoryid": 2403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "合同附件",
            "categoryid": 2405
          },
          {
            "parentcategoryid": 2403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "工程标准",
            "categoryid": 2406
          },
          {
            "parentcategoryid": 2601,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "测试技术框架是否是",
            "categoryid": 3001
          },
          {
            "parentcategoryid": 2801,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "55555555555",
            "categoryid": 2802
          },
          {
            "parentcategoryid": 2801,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "222",
            "categoryid": 2901
          },
          {
            "parentcategoryid": 2802,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "6666666666",
            "categoryid": 2803
          },
          {
            "parentcategoryid": 3201,
            "edit": 7,
            "undeployed": 0,
            "deployed": 3,
            "completed": 3,
            "categoryName": "222",
            "categoryid": 3906
          },
          {
            "parentcategoryid": 3201,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "5",
            "categoryid": 3907
          },
          {
            "parentcategoryid": 3201,
            "edit": 0,
            "undeployed": 6,
            "deployed": 0,
            "completed": 0,
            "categoryName": "6",
            "categoryid": 3908
          },
          {
            "parentcategoryid": 3201,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "附件迁移测试",
            "categoryid": 4501
          },
          {
            "parentcategoryid": 3201,
            "edit": 6,
            "undeployed": 0,
            "deployed": 2,
            "completed": 1,
            "categoryName": "模板测试",
            "categoryid": 4601
          },
          {
            "parentcategoryid": 3201,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "11",
            "categoryid": 4702
          },
          {
            "parentcategoryid": 3201,
            "edit": 0,
            "undeployed": 1,
            "deployed": 0,
            "completed": 0,
            "categoryName": "测试1",
            "categoryid": 4802
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "11111",
            "categoryid": 3708
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "11113",
            "categoryid": 3711
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test2",
            "categoryid": 3721
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test2",
            "categoryid": 3732
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test2",
            "categoryid": 3733
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test2",
            "categoryid": 3734
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test2",
            "categoryid": 3735
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "1",
            "categoryid": 3743
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test99",
            "categoryid": 3747
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test98",
            "categoryid": 3748
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test97",
            "categoryid": 3749
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "test01",
            "categoryid": 3802
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "88",
            "categoryid": 3909
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "999",
            "categoryid": 4002
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "2",
            "categoryid": 4202
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "3",
            "categoryid": 4203
          },
          {
            "parentcategoryid": 3403,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "上升",
            "categoryid": 4701
          },
          {
            "parentcategoryid": 3740,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "222",
            "categoryid": 3746
          },
          {
            "parentcategoryid": 3743,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "1",
            "categoryid": 3744
          },
          {
            "parentcategoryid": 4201,
            "edit": 0,
            "undeployed": 0,
            "deployed": 0,
            "completed": 0,
            "categoryName": "77777",
            "categoryid": 4404
          }
        ]
        let resultArray = self._processLevelStatisticData(result)
        self.statisticDatas = resultArray
    },

    rowClassNameHandler({ row, rowIndex }) {
      // console.log(row['visible'])
      let className = 'pid-' + row.parentcategoryid
      if (
        row.parentcategoryid !== 0 &&
        (row['visible'] !== true || row['hiddenByCategory'] === true)
      ) {
        className += ' hiddenRow'
      }
      return className
    },

    onExpand(row) {
      let self = this

      let isShowChildren = !row['showChildren']
      row['showChildren'] = isShowChildren
      self._loadAllSubItems(row, true, isShowChildren)
    },

    _loadAllSubItems(item, isFirstLevlChildren, isShowChilren) {
      let self = this
      let dataArray = []
      for (let i = 0; i < self.statisticDatas.length; i++) {
        let tempItem = self.statisticDatas[i]
        if (tempItem.parentcategoryid === item.categoryid) {
          if (isFirstLevlChildren) {
            tempItem['visible'] = !tempItem['visible']
          }
          tempItem['hiddenByCategory'] = !isShowChilren

          dataArray.push(tempItem)
          let subItemArray = self._loadAllSubItems(
            tempItem,
            false,
            isShowChilren
          )
          dataArray = dataArray.concat(subItemArray)
        }
      }
      return dataArray
    }
  }
}
</script>
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