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el-table表格自适应高度(基于vue)

时间:2021-09-10 06:39:46      阅读:9      评论:0      收藏:0      [点我收藏+]

参考链接,https://www.cnblogs.com/daicw/p/11926308.html

改进后效果:

1、每页展示10行

2、行和标题高度都为50px

3、表格高度自适应

技术分享图片

 

 

模板代码:

<template>
  <div class="form-wrap">
    <div class="form-top">
      <div class="searchInput">
        <el-input placeholder="请输入内容" v-model="searchKey">
          <i slot="suffix" class="el-input__icon el-icon-search"></i>
        </el-input>
      </div>
      <div class="searchBtn">
        <el-button type="info" @click="addForm">新增</el-button>
        <el-button type="info">导出项目列表</el-button>
      </div>
    </div>
    <div class="form-middle" ref="tabWrap">
      <el-table
        ref="table"
        :data="tableData"
        border
        style="width: 100%"
        :height="tableHeight"
        @selection-change="handleSelectionChange"
        :row-style="{ height: rowHeight + ‘px‘ }"
        :header-cell-style="{ height: headerHeight + ‘px‘ }"
      >
        <el-table-column type="selection" width="55"> </el-table-column>
        <el-table-column prop="date" label="日期" width="180">
        </el-table-column>
        <el-table-column prop="name" label="姓名" width="180">
        </el-table-column>
        <el-table-column prop="address" label="地址"> </el-table-column>
      </el-table>
    </div>
    <div class="form-bottom">
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="currentPage"
        :page-sizes="[100, 200, 300, 400]"
        :page-size="100"
        layout="total, sizes, prev, pager, next, jumper"
        :total="400"
      >
      </el-pagination>
    </div>
  </div>
</template>

<script>
export default {
  name: "intentionProjectList",
  data() {
    return {
      searchKey: "",
      currentPage: 2,
      tableData: [
        {
          date: "2016-05-02",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1518 弄",
        },
        {
          date: "2016-05-04",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1517 弄",
        },
        {
          date: "2016-05-01",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1519 弄",
        },
        {
          date: "2016-05-02",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1518 弄",
        },
        {
          date: "2016-05-04",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1517 弄",
        },
        {
          date: "2016-05-01",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1519 弄",
        },
        {
          date: "2016-05-02",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1518 弄",
        },
        {
          date: "2016-05-04",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1517 弄",
        },
        {
          date: "2016-05-01",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1519 弄",
        },
        {
          date: "2016-05-02",
          name: "王小虎",
          address: "上海市普陀区金沙江路 1518 弄",
        },
      ],
      multipleSelection: [],
      tableHeight: "500",
      rowHeight: 50, //行高
      headerHeight: 50, // 表头高
    };
  },
  created() {
    this.$nextTick(() => {
      let that = this;
      //计算el-table父容器的高度
      let offsetHeight = that.$refs.tabWrap.offsetHeight;
      //默认展示10行,如果表格行小于10个,那么表格高度等于行高*行数 + 表头高 + 2根边框border高度
      if (offsetHeight > 50 * 10 + 50) {
        that.tableHeight =
          that.tableData.length > 0 ? that.tableData.length * 50 + 50 + 2 : 0;
      } else {
        //如果表格行足够,那么表格高度等于父容器高度
        that.tableHeight = offsetHeight;
      }
    });
  },
  mounted() {
    const that = this;
    this.$nextTick(() => {
      window.onresize = () => {
        return (() => {
          //计算el-table父容器的高度
          let offsetHeight = that.$refs.tabWrap.offsetHeight;
          //默认展示10行,如果表格行小于10个,那么表格高度等于行高*行数 + 表头高 + 2根边框border高度
          if (offsetHeight > 50 * 10 + 50) {
            that.tableHeight =
              that.tableData.length > 0
                ? that.tableData.length * 50 + 50 + 2
                : 0;
          } else {
            //如果表格行足够,那么表格高度等于父容器高度
            that.tableHeight = offsetHeight;
          }
        })();
      };
    });
  },
  methods: {
    handleIconClick() {},
    addForm() {
      this.$emit("changeTab", "newForm");
    },
    handleSizeChange(val) {
      console.log(`每页 ${val} 条`);
    },
    handleCurrentChange(val) {
      console.log(`当前页: ${val}`);
    },
    handleSelectionChange(val) {
      this.multipleSelection = val;
    }
  },
};
</script>

<style scoped lang="scss">
.form-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;

  .form-top {
    width: 100%;
    height: 100px;
    line-height: 100px;
    display: flex;
    flex-direction: row;
    align-content: center;
    align-items: center;
    .searchInput {
      width: 400px;
    }
    .searchBtn {
      margin-left: 10px;
      .el-button--info {
        color: #fff;
        background-color: #455676;
        border-color: #455676;
        margin-left: 40px !important;
        &:hover {
          background-color: #409eff;
          border-color: #409eff;
        }
      }
    }
  }

  .form-middle {
    height: calc(100% - 150px);
    width: 100%;
    display: flex;
    overflow-y: hidden;
  }

  .form-bottom {
    height: 50px;
    width: 100%;
    display: flex;
    align-items: center;
  }
  ::-webkit-scrollbar {
    width: 10px !important;
    height: 8px !important;
    background-color: #515a6e !important;
    -webkit-transition: background-color 0.3s ease-in-out !important;
    transition: background-color 0.3s ease-in-out !important;
  }
  ::-webkit-scrollbar:hover {
    background-color: #d1d1d1 !important;
  }
  ::-webkit-scrollbar-thumb {
    background-color: #dcdfe6 !important;
    height: 50px !important;
    -webkit-border-radius: 5px !important;
    border-radius: 5px !important;
    border-right: 1px solid #fff !important;
    border-left: 1px solid #fff !important;
    -webkit-transition: background-color 0.3s ease-in-out !important;
    transition: background-color 0.3s ease-in-out !important;
  }
  ::-webkit-scrollbar-thumb:hover,
  ::-webkit-scrollbar-thumb:active {
    background-color: rgba(23, 35, 61, 0.8) !important;
    border-right: 1px solid #f1f1f1 !important;
    border-left: 1px solid #f1f1f1 !important;
  }
  ::-webkit-scrollbar-track {
    background-color: #fff !important;
  }
  ::-webkit-scrollbar-track:hover {
    background-color: #fff !important;
  }
}
</style>

 

 

 

另外:

如果使用了postcss-px-to-viewport,那么需要排除对.el-table类的视窗单位转换,因为el-table元素内高度会转换成视窗单位,但是.el-table的总体宽度不会被转成视窗单位,造成高度溢出,设置如下:

"postcss-px-to-viewport": {
      selectorBlackList: [".el-table"],// 指定不转换为视窗单位的类,可以自定义,可以无限添加,建议定义一至两个通用的类名
}

 

el-table表格自适应高度(基于vue)

原文:https://www.cnblogs.com/yiliangmi/p/15247304.html

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