如图所示，增加了侧拉栏，目的是可以选择多条数据展示数据


组件： celadon.vue

<template>
  <div class="LayoutMain">
    <el-aside :width="sidebarIsCollapse ? '180px' : '0px'" class="aside-wrap">
      <template>
        <div
          :class="[
            'aside-wrap-header',
            { 'aside-wrap-header--hide': sidebarIsCollapse },
          ]"
          @click="toggleCollapse"
        ></div>
        <div class="aside-wrap-slot">
          <slot class="btnSlot" name="asideWrapSlot" />
        </div>
      </template>
    </el-aside>
    <div
      class="layout-main-btn"
      :class="['left', { hide: !sidebarIsCollapse }]"
      @click="toggleCollapse"
    >
      <template v-if="sidebarIsCollapse">
        <i class="el-icon-arrow-left" />
      </template>
      <template v-else>
        <i class="el-icon-arrow-right" />
      </template>
    </div>
  </div>
</template>

<script>
export default {
  name: "LayoutMain",
  components: {},
  props: {
    sidebarIsCollapse: {
      type: Boolean,
      default: false,
    },
    menuName: {
      type: String,
      default: "",
    },
  },
  data() {
    return {};
  },
  methods: {
    toggleCollapse() {
      this.$emit("toggleCollapse");
    },
  },
};
</script>
<style  lang="scss" scoped>
.LayoutMain {
  background: transparent;
  height: 100%;
  width: 100%;
  display: flex;
  ::v-deep .el-main {
    padding: 16px !important;
  }

  .aside-wrap {
    height: 100%;
    background: rgba(67, 133, 219, 0.301);
    transition: width 0.4s;

    .aside-wrap-header {
      display: flex;
    //   height: 48px;
      align-items: center;
      padding: 0 16px;
      font-size: 14px;
      font-family: PingFangSC-Semibold, PingFang SC;
      font-weight: 600;
      color: #333333;
      cursor: pointer;

      &::v-deep .el-menu::-webkit-scrollbar {
        width: 0 !important;
        -ms-overflow-style: scroll;
        overflow: scroll;
      }
    }
  }

  .layout-main-btn {
    position: absolute;
    top: 40px;
    z-index: 999;
    height: 56px;
    line-height: 54px;
    text-align: center;
    width: 14px;
    border-radius: 10px;
    border: 0.5px solid #ccc;
    background: rgb(27, 118, 238);
    cursor: pointer;
    i {
      color: #e4dada;
      font-size: 14px;
    }
  }

  .left {
    left: 180px;
    transition: left 0.4s;
  }

  .hide {
    left: -5px;
    transition: left 0.4s;
  }
}
</style>

在页面使用

<!--数据分析侧拉栏-->
          <div style="z-index:999; position: absolute;width: 180px;height: 300px;"
          >
            <celadon
              style="
                margin-top: 40px;
                height: 100%;
                width: 100%;
                overflow: scroll;
              "
              :sidebar-is-collapse="sidebarIsCollapse"
              @toggleCollapse="toggleCollapse"
            >
              <div class="select-items" slot="asideWrapSlot">
                <div
                  class="selset-item"
                  v-for="(item, index) in items"
                  :key="index"
                >
                  <input
                    type="checkbox"
                    :id="'checkbox-' + index"
                    v-model="selectedItems"
                    :value="item"
                    @click="selectCheckBox"
                  />
                  <label :for="'checkbox-' + index">{{ item.name }}</label>
                </div>
                <el-button style="margin: 20px 30px" size="small" type="primary"
                  >选择</el-button
                >
              </div>
            </celadon>
          </div>
          <!--data-->
          items: [
        { name: "1号设备", value: "12" },
        { name: "2号设备", value: "13" },
        { name: "3号设备", value: "4" },
        { name: "3号设备", value: "2" },
        { name: "3号设备", value: "3" },
        { name: "3号设备", value: "1" },
        { name: "3号设备", value: "11" },
        { name: "3号设备", value: "14" },
        { name: "3号设备", value: "15" },
        { name: "3号设备", value: "16" },
        { name: "3号设备", value: "17" },
        { name: "3号设备", value: "33" },
        { name: "3号设备", value: "22" },
        { name: "3号设备", value: "55" },
        { name: "3号设备", value: "66" },
        { name: "3号设备", value: "31" },
        { name: "3号设备", value: "56" },
        { name: "3号设备", value: "45" },
      ],
          <!--methods-->
    selectCheckBox(value){
      console.log(value)
    },
    toggleCollapse() {
      this.sidebarIsCollapse = !this.sidebarIsCollapse;
    },