<template>
  <div>
    <!-- 弹窗 -->
    <el-dialog
      size="big"
      title="名字"
      :visible="threeeVisable"
      width="90%"
      append-to-body
      @close="threeeVisable = !threeeVisable"
    >
      <div class="bod">
        <!-- <div class="left"> -->
        <!-- 左侧导航 -->
        <div :class="is ? 'navtigation' : 'navtigationn'">
          <!-- <div class="navtigation"> -->
          <ul>
            <i class="tyIcon icon-gengduo2" @click="zhanka()" />
            <li class="list" @click="scrollTo(0)">
              <img src="../../../public/date/images/图像 90.png" alt="" />
              <span class="title">标题1</span>
            </li>
            <li class="list" @click="scrollTo(1)">
              <img src="../../../public/date/images/图像 91.png" alt="" />
              <span class="title">标题2</span>
            </li>
            <li class="list" @click="scrollTo(2)">
              <img src="../../../public/date/images/图像 92.png" alt="" />
              <span class="title">标题3</span>
            </li>
          </ul>
        </div>
        <!-- </div> -->
        <!-- <ul id="menu" class="menu">
            <li
              v-for="(menuItem, menukey) in menuList"
              :key="menukey"
              class="list"
              @click="scrollTo(menukey)"
            >
              {{ menuItem.name }}
            </li>
          </ul> -->
        <!-- <div class="content"> -->
        <div :class="iss ? 'content' : 'contentent'">
          <div ref="contentt" class="conten">
            <div ref="cont_1" class="roll">
              <PatrolOne></PatrolOne>
            </div>
            <div ref="cont_2" class="roll">content2</div>
            <div ref="cont_3" class="roll">content3</div>
            <div ref="cont_4" class="roll">content4</div>
            <div ref="cont_5" class="roll">content5</div>
            <div ref="cont_6" class="roll">content6</div>
          </div>
        </div>
      </div>
    </el-dialog>
    <el-table-colum align="center" prop="这里就是绑定的单元格的值" :formatter="方法名" ></el-table-colum>
  </div>
</template>

<script>
  // import tab1qr from './Tab1qr.vue'
  // import tab4 from './Tab4.vue'
  // 六个子页面
  import PatrolOne from './richangxunshi/PatrolOne'
  export default {
    name: 'Tab1CeShi',
    components: {
      // tab1qr,
      // tab4,
      PatrolOne,
    },
    data() {
      return {
        is: 'true',
        iss: 'true',
        threeeVisable: true,
        hasFooter: false,
        //处置按钮
        visible2: false,
        active: 0,
      }
    },
    mounted() {
      window.addEventListener('scroll', this.onScroll, true)
    },
    beforeDestroy() {
      window.removeEventListener('scroll', this.onScroll, false)
    },
    methods: {
      dutyListTime(row,columu){
        let dutyEndTime=toe.patrolEndTime
        let dutyListTime=row.patrolStartTime
        return dutyEndTime+'~'+dutyListTime
      }
      // 右侧滚动方法
      onScroll() {
        const navContents = document.querySelectorAll('.conten>div')
        let classArr = document.getElementsByClassName('list')
        console.log(classArr, 'dom')
        console.log(navContents, 'dom')
        const offsetTopArr = []
        navContents.forEach((item) => {
          offsetTopArr.push(item.offsetTop)
        })
        console.log(offsetTopArr, 'dom')
        let scrollTop = this.$refs.contentt.scrollTop + 40
        console.log(scrollTop)
        let navIndex = 0
        let count = 0
        for (let n = 0; n < offsetTopArr.length; n++) {
          if (scrollTop >= offsetTopArr[n]) {
            navIndex = n
            this.active = navIndex
            console.log(this.active, 'asasa')
            if (navIndex >= 6) {
              console.log(classArr[n], navIndex + 'xsxs')
              classArr[n].style.top = -100 * count + 'px'
            } else if (
              this.$refs.contentt.scrollHeight -
                this.$refs.contentt.scrollTop ==
              this.$refs.contentt.clientHeight
            ) {
              this.active = classArr.length - 1
              console.log(this.active)
            }
          }
          console.log('99')
        }
        console.log('100')
        for (let i = 0; i < classArr.length; i++) {
          console.log('c')
          classArr[i].style.backgroundColor = '#d4f0ee'
          console.log('b')
          if (this.active == i) {
            // classArr[i].style.color = 'red'
            classArr[i].style.backgroundColor = 'white'
            console.log(i)
            console.log('a')
          }
        }
      },
      // 左侧跳转方法
      scrollTo(index) {
        document.getElementsByClassName('roll')[index].scrollIntoView({
          behavior: 'smooth',
          block: 'center',
        })
      },
      openn() {
        this.threeeVisable = true
        console.log('调用到了子组件')
      },
      //单元格
      toggleSection(rows) {
        if (rows) {
          rows.forEach((row) => {
            this.$refs.multipleTable.toggleRowSelection(row)
          })
        } else {
          this.$refs.multipleTable.clearSelection()
        }
      },
      handleSelectionChange(val) {
        this.multipleSelection = val
      },
      // 展开按钮
      zhanka() {
        this.is = !this.is
        // this.iss = !this.iss
        // let wid = document.getElementsByClassName('navtigation')
        // wid.style.width = '70px'
      },
    },
  }
</script>

<style scoped>
  .bod {
    width: 100%;
    border: 1px solid red;
    height: 776px;
    position: relative;
    display: flex;
    justify-content: space-between;
  }
  .content {
    background-color: white;
    border-radius: 4px;
    /* border: 1px solid black; */
    width: 85%;
    height: 100%;
    bottom: 0;
    flex: 1;
  }
  .conten {
    overflow-y: auto;
    height: 774px;
    width: 100%;
  }
  .conten div {
    height: 560px;
    line-height: 160px;
    width: 100%;
    text-align: center;
    font-size: 100px;
    padding: 20px;
    background-color: #ffffff;
    box-shadow: 0 3px 10px 0 rgba(219, 219, 219, 0.5);
    border-radius: 6px;
    min-height: 100%;
  }
  /* .content div:not(:last-child) {
    margin-bottom: 2px;
  } */
  .navtigation {
    height: 100%;
    width: 15%;
    background-color: #d4f0ee;
    box-shadow: 10px 0 0 white;
    overflow-x: hidden;
    transition: width 0.1s;
    float: left;
    overflow: hidden;
  }
  .navtigation ul {
    top: 0;
    left: 0;
    width: 100%;
    padding-left: 5px;
    padding-top: 18px;
    /* margin-top: 20px; */
  }
  .navtigation ul li {
    list-style: none;
    width: 100%;
    color: black;
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    margin-top: 15px;
    text-align: left;
    height: 50px;
    line-height: 50px;
  }
  /* .navtigation ul i {
    top: 10px;
    right: 10px;
  } */

  .navtigation ul li img {
    height: 30px;
    width: 30px;
    float: left;
    margin-top: 10px;
    margin-left: 30px;
  }
  .navtigation ul li span {
    font-size: 1vw;
    font-weight: 900;
    color: #666666;
    margin-left: 5px;
    position: absolute;
    /* display: none; */
    /* letter-spacing: 2px; */
  }
  /* 展开后的样式 */
  .navtigationn {
    height: 100%;
    width: 70px;
    background-color: #d4f0ee;
    box-shadow: 10px 0 0 white;
    overflow-x: hidden;
    transition: width 0.1s;
    float: left;
    overflow: hidden;
  }
  /* .navtigationn ul i {
    top: 10px;
    right: 10px;
  } */
  .navtigationn ul {
    top: 0;
    left: 0;
    width: 100%;
    padding-left: 5px;
    padding-top: 18px;
  }
  .navtigationn ul li {
    list-style: none;
    width: 100%;
    color: black;
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    margin-top: 15px;
    text-align: left;
    height: 50px;
    line-height: 50px;
  }
  .navtigationn ul li img {
    height: 30px;
    width: 30px;
    float: left;
    margin-top: 10px;
    margin-left: 30px;
  }
  .navtigationn ul li span {
    font-size: 1vw;
    font-weight: 900;
    color: #666666;
    position: absolute;
    margin-left: 5px;
    display: none;
  }
  .iii {
    color: green;
  }

  /* 折叠框的样式 */
  .roll div {
    /* border: 1px solid red; */
    width: 100%;
    height: 100%;
  }
  ::v-deep .conten div {
    padding: 0;
  }
</style>

主要是使用滚动监听，scrollTop和记录的思想获取对应的下标，进行切换就可以了。

此为弹窗组件，可以直接使用，数据和传值自己根据情况改变；也可以把外层改为div，写在页面中