算法对比:左册导航跟右侧滚动联动

This commit is contained in:
guoyue 2022-06-27 14:47:23 +08:00
parent 1410884d61
commit 5005bf2f06
1 changed files with 33 additions and 39 deletions

View File

@ -31,7 +31,7 @@
</span>
</div>
</div>
<div class="bottom" ref="bottomRef">
<div class="bottom bottomRef" ref="bottomRef" @scroll="(event) => scrollAction(event)">
<div class="bottom-item" v-for="(data, i) in tableData" :key="i">
<div class="title" :title="data.title" :ref="data.title">{{ data.title }}</div>
<!-- 算法优势 -->
@ -101,12 +101,10 @@ import { pageWithAttrs } from '@/api/abilityStatistics'
import { defineComponent, ref, onMounted, getCurrentInstance, computed, unref, reactive, nextTick } from 'vue';
import { selectOne } from '@/api/home'
import { message, Tooltip, Table, Spin } from 'ant-design-vue'
import { useRouter } from 'vue-router'
import { useRouter } from 'vue-router';
const router = useRouter()
let queryId = router.currentRoute.value.query.id;
console.log('111---->', router)
const ctx = getCurrentInstance();
// 4
@ -277,13 +275,40 @@ onMounted(() => {
getList().then(res => {
initData()
})
//
window.addEventListener('scroll', handleScroll, true)
})
})
//
const scrollAction = (event) => {
isScrollFlag.value = true;
if (!isScrollFlag.value) {
rrturn
}
const _scrollTop = event.target.scrollTop
nextTick(() => {
let len = navScrollTopArray.value.length;
let min = navScrollTopArray.value[1].scrollTop
let max = navScrollTopArray.value[len - 2].scrollTop;
for (let index = 0; index < navScrollTopArray.value.length; index++) {
const item = navScrollTopArray.value[index];
if (index < len - 1) {
if (_scrollTop > item.scrollTop && _scrollTop <= navScrollTopArray.value[index + 1].scrollTop) {
activeNameIndex.value = index + 1;
break;
}
}
if (_scrollTop >= max) {
activeNameIndex.value = len - 1;
break;
}
if (_scrollTop <= min) {
activeNameIndex.value = 0;
break;
}
}
})
}
let navScrollTopArray = ref([])
//
const getNavscrollTop = () => {
@ -297,36 +322,6 @@ const getNavscrollTop = () => {
})
}
//
const handleScroll = () => {
isScrollFlag.value = true;
if(isScrollFlag.value) {
let _scrollTop = ctx.refs.bottomRef && ctx.refs.bottomRef.scrollTop;
nextTick(() => {
let len = navScrollTopArray.value.length;
let min = navScrollTopArray.value[1].scrollTop
let max = navScrollTopArray.value[len - 2].scrollTop;
for (let index = 0; index < navScrollTopArray.value.length; index++) {
const item = navScrollTopArray.value[index];
if (index < len - 1) {
if (_scrollTop > item.scrollTop && _scrollTop < navScrollTopArray.value[index + 1].scrollTop) {
activeNameIndex.value = index + 1;
break;
}
}
if (_scrollTop >= max) {
activeNameIndex.value = len - 1;
break;
}
if (_scrollTop <= min) {
activeNameIndex.value = 0;
break;
}
}
})
}
}
let isScrollFlag = ref(false)
//
const changeTab = (n, data) => {
@ -334,7 +329,6 @@ const changeTab = (n, data) => {
activeNameIndex.value = n;
//
let realTop = ctx.refs[data][0].offsetTop;
console.log('realTop------------>', realTop);
if (realTop || realTop === 0) {
ctx.refs.bottomRef.scrollTo({
'top': realTop - 240,