vue3實(shí)現(xiàn)多個(gè)表格同時(shí)滾動(dòng)并固定表頭
說(shuō)明:這里需分為兩種情況來(lái)做。第一種親情況就是沒(méi)有修改過(guò)el-table這個(gè)組件的樣式;第二種情況就是修改過(guò)el-table組件的樣式。第一種較為簡(jiǎn)單就簡(jiǎn)單略過(guò),這里主要提及第二種做法。
1.需求效果
2.第一種沒(méi)有修改過(guò)el-table這個(gè)組件的樣式的做法
(1)直接看大佬vue2的做法
element ui 實(shí)現(xiàn)多個(gè)table同時(shí)滾動(dòng),橫向縱向滾動(dòng)
代碼如下:
<script src="http://unpkg.com/vue/dist/vue.js"></script> <script src="http://unpkg.com/element-ui@2.15.6/lib/index.js"></script> <div id="app"> <template> <el-table ref="table1" border="10" height="150" :data="tableData" style="width: 800px"> <el-table-column prop="date" label="日期" width="300"> </el-table-column> <el-table-column prop="name" label="姓名" width="300"> </el-table-column> <el-table-column width="300px" prop="address" label="地址"> </el-table-column> <el-table-column width="300px" prop="address" label="地址"> </el-table-column> </el-table> <el-table ref="table2" border="10" height="150" :data="tableData" style="width: 800px"> <el-table-column prop="date" label="日期" width="300"> </el-table-column> <el-table-column prop="name" label="姓名" width="300"> </el-table-column> <el-table-column width="300px" prop="address" label="地址"> </el-table-column> <el-table-column width="300px" prop="address" label="地址"> </el-table-column> </el-table> </template> </div>
var Main = { data() { return { tableData: [{ date: '2016-05-02', name: '王小虎', address: '上海市' }, { date: '2016-05-04', name: '王小虎', address: '上海市' }, { date: '2016-05-04', name: '王小虎', address: '上海市' }, { date: '2016-05-04', name: '王小虎', address: '上海市' }], dom1: null, dom2: null } }, mounted() { this.dom1 = this.$refs.table1.bodyWrapper this.dom2 = this.$refs.table2.bodyWrapper this.listenerScroll() }, methods: { listenerScroll() { this.dom2.addEventListener('scroll', () => { // 橫滾 this.dom1.scrollLeft = this.dom2.scrollLeft // 豎滾 this.dom1.scrollTop = this.dom2.scrollTop }) } } } var Ctor = Vue.extend(Main) new Ctor().$mount('#app')
(2)以下是vue3寫(xiě)法(可以直接使用看看效果,沒(méi)效果的就看第二種方法)
<template> <div> <el-table ref="table1" :data="tableData" style="width: 100%; margin-bottom: 20px" height="200px"> <el-table-column prop="date" label="Date" width="180"></el-table-column> <el-table-column prop="name" label="Name" width="180"></el-table-column> </el-table> <el-table ref="table2" :data="tableData" style="width: 100%" height="200px"> <el-table-column prop="address" label="Address" width="180"></el-table-column> <el-table-column prop="tag" label="Tag" width="180"></el-table-column> </el-table> </div> </template> <script setup> import { ref, onMounted } from 'vue' import { ElTable } from 'element-plus' const table1 = ref(null) const table2 = ref(null) let overElement = "" onMounted(() => { const table1Wrapper = table1.value.$refs.bodyWrapper const table2Wrapper = table2.value.$refs.bodyWrapper console.log("table1Wrapper",table1Wrapper); table1Wrapper.addEventListener('mouseover', () => { overElement = "a" console.log("overElement1",overElement); }) table2Wrapper.addEventListener('mouseover', () => { overElement = "b" console.log("overElement2",overElement); }) table1Wrapper.addEventListener('scroll', () => { console.log("overElement3",overElement); if (overElement === "a") { console.log("overElement4",overElement); table2Wrapper.scrollTop = table1Wrapper.scrollTop } }) table2Wrapper.addEventListener('scroll', () => { console.log("overElement5",overElement); if (overElement === "b") { console.log("overElement6",overElement); table1Wrapper.scrollTop = table2Wrapper.scrollTop } }) }) const tableData = [ { date: '2016-05-03', name: 'Tom', address: 'No. 189, Grove St, Los Angeles', tag: 'Home', }, { date: '2016-05-02', name: 'Tom', address: 'No. 189, Grove St, Los Angeles', tag: 'Office', }, { date: '2016-05-04', name: 'Tom', address: 'No. 189, Grove St, Los Angeles', tag: 'Home', }, { date: '2016-05-01', name: 'Tom', address: 'No. 189, Grove St, Los Angeles', tag: 'Office' } ] </script>
3.第二種修改過(guò)el-table組件的樣式
(1)我這里是修改過(guò)el-table的滾動(dòng)條樣式
(2)以下沒(méi)修改過(guò)的
(3)原因分析
從上面兩張圖片可以看出,它們區(qū)別在于輸出的(table1Wrapper )第二級(jí)一個(gè)事table標(biāo)簽,一個(gè)不是table標(biāo)簽。所以像第二種修改過(guò)el-table組件樣式的就不再適用第一種的寫(xiě)法,因?yàn)闆](méi)有拿對(duì)節(jié)點(diǎn),要拿的節(jié)點(diǎn)不再是.el-table__body-wrapper而是.el-scrollbar__wrap,其他寫(xiě)法就與第一種寫(xiě)法無(wú)異。
(4)實(shí)現(xiàn)代碼
<div> <el-table :data="tableData" id="table1" @selection-change="handleSelect" border height="40vh" scrollbar-always-on> <el-table-column width="60" fixed type="selection" />> <el-table-column width="120" prop="omsCostItemDto.costName" label="計(jì)費(fèi)項(xiàng)名稱" /> <el-table-column prop="omsCostItemDto.profit" label="利潤(rùn)" /> <el-table-column width="100" prop="omsCostItemDto.merchandiser" label="跟單員" /> </el-table> <el-table :data="tableData" id="table2" border height="40vh" scrollbar-always-on> <el-table-column width="120" prop="omsReceiveDto.writeOffAmount" label="核銷金額" /> <el-table-column width="120" prop="omsReceiveDto.notReceivedAmount" label="未收金額" /> <el-table-column width="180" prop="omsReceiveDto.receiveCreateDate" label="賬單生成時(shí)間" /> </el-table> <el-table :data="tableData" id="table3" border height="40vh" scrollbar-always-on> <el-table-column width="180" prop="omsPayDto.serviceProvidersName" label="服務(wù)商名稱" class-name="unconfirmed" /> <el-table-column width="180" prop="omsPayDto.meetName" label="應(yīng)付企業(yè)名稱" /> </el-table> </div>
onMounted(() => { getList(); // 獲取列表數(shù)據(jù) setTimeout(() => { // 實(shí)現(xiàn)同步豎向滾動(dòng) nextTick(() => { let table1Wrapper = document.getElementById('table1').getElementsByClassName('el-scrollbar__wrap')[0] let table2Wrapper = document.getElementById('table2').getElementsByClassName('el-scrollbar__wrap')[0] let table3Wrapper = document.getElementById('table3').getElementsByClassName('el-scrollbar__wrap')[0] console.log("table1Wrapper",table1Wrapper); table1Wrapper.addEventListener('scroll', () => { table2Wrapper.scrollTop = table1Wrapper.scrollTop; table3Wrapper.scrollTop = table1Wrapper.scrollTop; }) table2Wrapper.addEventListener('scroll', () => { table1Wrapper.scrollTop = table2Wrapper.scrollTop; table3Wrapper.scrollTop = table2Wrapper.scrollTop; }) table3Wrapper.addEventListener('scroll', () => { table1Wrapper.scrollTop = table3Wrapper.scrollTop; table2Wrapper.scrollTop = table3Wrapper.scrollTop; }) }) }, 1000); })
(5)代碼說(shuō)明
1.為什么要放到onMounted里
可以放在一個(gè)方法里,但是也需要放在onMounted,這樣就可以監(jiān)聽(tīng)到滾動(dòng)事件而不需要用watch來(lái)監(jiān)聽(tīng)
2.為什么要使用setTimeout和nextTick
照理來(lái)說(shuō)使用onMounted聲明周期就可以了,因?yàn)樗淖饔檬菕煸诤?,?shù)據(jù)和節(jié)點(diǎn)都已經(jīng)生成;我這里不知道什么原因不使用setTimeout和nextTick就拿不到節(jié)點(diǎn),數(shù)據(jù)倒是已生成(可能是我把getList(); // 獲取列表數(shù)據(jù)放在了前面)
3.重點(diǎn)
重點(diǎn)在于document.getElementById('table1').getElementsByClassName('el-scrollbar__wrap')[0]獲取正確的節(jié)點(diǎn),第一種情況和第二種情況區(qū)別在于怎么拿到對(duì)的節(jié)點(diǎn)
4.總結(jié)
說(shuō)白會(huì)出現(xiàn)第一種情況和第二種情況在于節(jié)點(diǎn)沒(méi)有拿對(duì)
最后
以上就是vue3實(shí)現(xiàn)多個(gè)表格同時(shí)滾動(dòng)并固定表頭的詳細(xì)內(nèi)容,更多關(guān)于vue3表格同時(shí)滾動(dòng)的資料請(qǐng)關(guān)注腳本之家其它相關(guān)文章!
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