算法对比:左册导航跟右侧滚动联动
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@ -31,7 +31,7 @@
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</span>
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</div>
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</div>
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<div class="bottom" ref="bottomRef">
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<div class="bottom bottomRef" ref="bottomRef" @scroll="(event) => scrollAction(event)">
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<div class="bottom-item" v-for="(data, i) in tableData" :key="i">
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<div class="title" :title="data.title" :ref="data.title">{{ data.title }}</div>
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<!-- 算法优势 -->
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@ -101,12 +101,10 @@ import { pageWithAttrs } from '@/api/abilityStatistics'
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import { defineComponent, ref, onMounted, getCurrentInstance, computed, unref, reactive, nextTick } from 'vue';
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import { selectOne } from '@/api/home'
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import { message, Tooltip, Table, Spin } from 'ant-design-vue'
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import { useRouter } from 'vue-router'
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import { useRouter } from 'vue-router';
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const router = useRouter()
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let queryId = router.currentRoute.value.query.id;
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console.log('111---->', router)
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const ctx = getCurrentInstance();
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// 最大4列
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@ -277,13 +275,40 @@ onMounted(() => {
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getList().then(res => {
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initData()
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})
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// 滚动条
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window.addEventListener('scroll', handleScroll, true)
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})
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})
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// 滚动事件
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const scrollAction = (event) => {
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isScrollFlag.value = true;
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if (!isScrollFlag.value) {
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rrturn
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}
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const _scrollTop = event.target.scrollTop
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nextTick(() => {
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let len = navScrollTopArray.value.length;
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let min = navScrollTopArray.value[1].scrollTop
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let max = navScrollTopArray.value[len - 2].scrollTop;
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for (let index = 0; index < navScrollTopArray.value.length; index++) {
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const item = navScrollTopArray.value[index];
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if (index < len - 1) {
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if (_scrollTop > item.scrollTop && _scrollTop <= navScrollTopArray.value[index + 1].scrollTop) {
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activeNameIndex.value = index + 1;
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break;
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}
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}
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if (_scrollTop >= max) {
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activeNameIndex.value = len - 1;
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break;
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}
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if (_scrollTop <= min) {
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activeNameIndex.value = 0;
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break;
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}
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}
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})
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}
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let navScrollTopArray = ref([])
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// 获取元素距离顶部的位置
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const getNavscrollTop = () => {
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@ -297,36 +322,6 @@ const getNavscrollTop = () => {
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})
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}
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// 滚动
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const handleScroll = () => {
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isScrollFlag.value = true;
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if(isScrollFlag.value) {
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let _scrollTop = ctx.refs.bottomRef && ctx.refs.bottomRef.scrollTop;
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nextTick(() => {
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let len = navScrollTopArray.value.length;
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let min = navScrollTopArray.value[1].scrollTop
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let max = navScrollTopArray.value[len - 2].scrollTop;
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for (let index = 0; index < navScrollTopArray.value.length; index++) {
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const item = navScrollTopArray.value[index];
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if (index < len - 1) {
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if (_scrollTop > item.scrollTop && _scrollTop < navScrollTopArray.value[index + 1].scrollTop) {
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activeNameIndex.value = index + 1;
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break;
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}
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}
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if (_scrollTop >= max) {
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activeNameIndex.value = len - 1;
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break;
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}
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if (_scrollTop <= min) {
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activeNameIndex.value = 0;
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break;
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}
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}
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})
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}
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}
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let isScrollFlag = ref(false)
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// 切换左侧
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const changeTab = (n, data) => {
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@ -334,7 +329,6 @@ const changeTab = (n, data) => {
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activeNameIndex.value = n;
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// 获取元素距离父元素的距离
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let realTop = ctx.refs[data][0].offsetTop;
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console.log('realTop------------>', realTop);
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if (realTop || realTop === 0) {
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ctx.refs.bottomRef.scrollTo({
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'top': realTop - 240,
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