1.直接上代码
<template>
<div>
<el-form label-width='0.5rem' style='display:flex' class='fromclass aline'>
<el-form-item label="公司" required>
<el-input style='width:1.6rem' v-model="purchase" autocomplete="off" @keyup.native.enter="getpurchaseevet('buyerref')" ref='purchaserel' clearable>el-input>
el-form-item>
<el-form-item label="人员">
<el-input style='width:1rem' v-model="buyer" autocomplete="off" ref='buyerref' clearable>el-input>
el-form-item>
el-form>
<el-dialog title="公司信息" :visible.sync="popupsupplier" width="90%" :close-on-click-modal="false">
<el-table ref="multipleTabless" :data="datalist" border height='2.3rem' v-loading="loadings" element-loading-text="拼命加载中" style='margin-top: 0.1rem;' :row-style="rowStyle" @row-dblclick="handledbsupplier">
<el-table-column type="index" label="序号" width="70" align="center">el-table-column>
<el-table-column label="名称" property="company">el-table-column>
<el-table-column label="联系人" property="username" align="center">el-table-column>
<el-table-column label="联系人电话" property="userphone" align="center">el-table-column>
el-table>
el-dialog>
div>
template>
<script>
export default {
data() {
return {
purchase:'',//公司名称
purchasecode:'',//公司code
buyer:'',//人员
loadings:false,
popupsupplier:false,
datalist:[
{code:'ad00001',company:'xxxx公司',username:'张三',userphone:'156********'},
{code:'ad00002',company:'xxxx公司',username:'李四',userphone:'156********'},
{code:'ad00003',company:'xxxx公司',username:'王二',userphone:'156********'},
{code:'ad00004',company:'xxxx公司',username:'麻子',userphone:'156********'},
{code:'ad00005',company:'xxxx公司',username:'张三1',userphone:'156********'},
{code:'ad00006',company:'xxxx公司',username:'李四1',userphone:'156********'},
{code:'ad00007',company:'xxxx公司',username:'王二1',userphone:'156********'},
{code:'ad00008',company:'xxxx公司',username:'麻子1',userphone:'156********'},
{code:'ad00009',company:'xxxx公司',username:'张三2',userphone:'156********'},
{code:'ad000010',company:'xxxx公司',username:'李四2',userphone:'156********'},],//这个数据是请求过来的数据,我写死了
datarow:'', // 当前已选择行
dataindex: 0, // 当前选择行的index
refenter:'',//光标移动
}
},
mounted() {
// setTimeout(() => {
// addEventListener('keyup', this.keyUp)//创建监听键盘事件
// }, 100)
this.$nextTick(() => {
addEventListener('keyup', this.keyUp)//创建监听键盘事件
})
},
methods: {
keyUp(e) {
// 表格为空,不执行下方
if (this.datalist.length == 0) {
return
}
if (e.keyCode == 40) { // 下键
if(this.dataindex==this.datalist.length-1){
this.dataindex=0 //当选中的index与数据的天数相等时,在按下键就要返回第一个
this.datarow=this.datalist[0]
let height =47 //计算表格一行的高度,用于出现滚动条的时候,页面展示选中的某一行
this.$refs.multipleTabless.bodyWrapper.scrollTop = -(height * (this.datalist.length-6));
}else{
if(this.dataindex>6&&this.dataindex<14){
let height =47 //计算选中行离表格顶部的距离
this.$refs.multipleTabless.bodyWrapper.scrollTop = (height * (this.dataindex- 6));
}
this.dataindex=this.dataindex+1
this.datarow=this.datalist[this.dataindex]// 当前已选择行
}
}
else if (e.keyCode == 38) { // 上键
if(this.dataindex==0){ //当选中的index等于0时,说明到顶了,再按上键就要返回到表格的底部,并计算距离表格顶部的距离
this.dataindex=this.datalist.length-1
this.datarow=this.datalist[this.dataindex]// 当前已选择行
let height =47
this.$refs.multipleTabless.bodyWrapper.scrollTop = (height * (this.datalist.length-6));
}else{
this.dataindex=this.dataindex-1
this.datarow=this.datalist[this.dataindex]
let height =47
this.$refs.multipleTabless.bodyWrapper.scrollTop += -(height * (1));
}
}else if (e.keyCode == 37){ //左键赋值给输入框
this.$refs[this.refenter].focus()//光标移动到那个输入框
this.popupsupplier=false//关闭弹窗
removeEventListener('keyup', this.keyUp)//关闭键盘事件
}
},
//改变表格选中某一行 的颜色
rowStyle(row) {
if(row.rowIndex==this.dataindex){
return {
color: '#F56C6C'
}
}
},
//双击选择某一行
handledbsupplier(row) {
this.purchase=row.company
this.purchasecode=row.code
},
//公司回车事件
getpurchaseevet(nextRef) {
this.refenter=nextRef //下个光标移动到那个输入框
this.popupsupplier=true//弹窗
this.datalist=this.datalist
addEventListener('keyup', this.keyUp) //打开键盘事件
},
}
}
script>
<style>
style>
总结
1.输入框绑定回车事件为 @keyup.native.enter=“getpurchaseevet(‘buyerref’)”
如果想移动光标到某个输入框,设置那个输入框的 ref
2.通过表格 :row-style 设置选中的颜色,
问题
1.表格某一行的高度固定死了,没有动态计算
2.mounted里监听键盘事件,会影响其他操作 (已优化)
等有时间再优化
代码里面都有注释,有什么不懂的欢迎留言呀~~~