Estilo de resultado: Estilo
seleccionado:
Proceso:
1: Recibir el valor predeterminado y mostrarlo en la página (pasar los componentes móviles izquierdo y derecho)
2: Se puede agregar (con verificación regular)
3: Pasar los datos finales al componente principal
Código del núcleo del componente:
/*
* @Descripttion:
* @version:
* @Author: ZhangJunQing
* @Date: 2022-03-07 08:58:15
* @LastEditors: ZhangJunQing
* @LastEditTime: 2022-03-07 11:24:57
*/
import React, {
useEffect, useState, memo } from 'react'
import RSButton from '@com/RSButton';
import RSInput from '@com/RSInput';
import {
message } from 'antd';
import './index.less'
const LeftOrRightMoveCom = (props) => {
const title = props.title || "";
// 添加时 验证正则
const AddReg = props.AddReg || "";
let [keyAndValue, setKeyAndValue] = useState("");
let [keyAndValueList, setKeyAndValueList] = useState([]);
//添加 删除方法
const addOrDelBtn = (info) => {
if (info === 'add') {
if (!keyAndValue) {
message.warning(`请输入${
title}`)
return false
}
//看是否传入正则 传入则校验
if (AddReg && !AddReg.test(keyAndValue)) {
message.warning(`${
title}格式不正确`)
return false
}
//看添加项列表是否已经含有
if (keyAndValueList.find(i => i.value === keyAndValue)) {
message.warning(`请保证输入唯一性：${
keyAndValue}`)
return false
}
setKeyAndValueList(state => [...state, {
key: Math.random()*2,
value: keyAndValue,
active: false
}])
setKeyAndValue("")
} else if (info === 'del') {
keyAndValueList = keyAndValueList.filter(i => i.active === false)
setKeyAndValueList(_ => [...keyAndValueList])
}
}
//点击改变样式
const clickLiItem = (liItem) => {
keyAndValueList.map(i => {
i.active = false
if (i.key === liItem) {
i.active = true
}
return i
})
// props.getListFun(keyAndValueList)
setKeyAndValueList(_ => [...keyAndValueList])
}
/**
* keyAndValueList 数据改变一次触发一次
*/
useEffect(() => {
props.getListFun(keyAndValueList)
}, [keyAndValueList])
/**
* defaultList 为列表默认值 页面初始化只会设置一次
*/
useEffect(() => {
let defaultList = props.defaultList || []
let newDefaultList = defaultList.map((item, idx) => {
return {
value: item,
key: Math.random()*2,
active: false
}
})
setKeyAndValueList(_ => newDefaultList)
}, [props.defaultList])
return (
<div className="search-input-row" style={
{
display: 'flex', marginLeft: '0px', marginBottom: "10px", alignItems: 'flex-start' }}>
<RSInput placeholder="请输入" title={
title} value={
keyAndValue} onChange={
e => setKeyAndValue(e.target.value)} />
<span style={
{
marginRight: '50px' }}></span>
<div>
<RSButton rsType="noIcon" title="增加>>>" onClick={
() => {
addOrDelBtn('add') }}></RSButton>
<br style={
{
marginBottom: '30px' }}></br>
<RSButton rsType="noIcon" color="#108EE9" title="<<<删除" onClick={
() => addOrDelBtn('del')}></RSButton>
</div>
<span style={
{
marginRight: '50px' }}></span>
<ul className="addOrDelUl" style={
{
border: '1px solid #ccc', width: '250px', height: '120px' }}>
{
keyAndValueList.map((item, index) => {
return (
<li style={
{
cursor: "pointer" }} key={
item.key + index.toString()} title={
item.value} onClick={
() => clickLiItem(item.key)} className={
item.active ? 'liActive' : ''}
>{
item.value}
</li>
)
})
}
</ul>
</div>
)
}
export default memo(LeftOrRightMoveCom)
/**
*
<LeftOrRightMoveCom
getListFun={this.getListFun1}
defaultList={this.state.NowDataDefault}
AddReg={new RegExp('(^\\/)([a-z0-9._@\\-\\/]+)([^\\/]$)','i')}
title="数据备份文件" />
getListFun1 = (list) => {
let dataDefault = list.reduce((str, item,index) => {
// return str +=index!==list.length-1 ? item.value+':' : item.value
return str = [...str,item.value]
}, [])
this.setState({
dataDefault:dataDefault ? dataDefault : ""
})
}
*/
CSS:
.context{
width: 100%;
height: 100%;
}
.addOrDelUlShow{
overflow: hidden;
overflow-y: auto;
border-radius: 4px;
li{
list-style: none;
font-size: 14px;
padding-left: 10px;
padding-top: 4px;
color: black;
line-height: 18px;
}
}
.addOrDelUl{
overflow: hidden;
overflow-y: auto;
border-radius: 4px;
li{
list-style: none;
font-size: 16px;
padding-left: 10px;
padding-top: 4px;
color: black;
line-height: 24px;
}
li:hover{
background-color: #ccc;
}
.liActive{
background-color: #ccc;
color: #fff;
}
}
.zoneUpload{
width:100px!important
}
.zonefilechangeInput{
.rsinput-title{
width: 30px!important;
min-width:30px;
}
}
usar:
<LeftOrRightMoveCom
getListFun={
this.getListFun1}
// defaultList={this.state.NowDataDefault}
defaultList={
["数学", "语文", '英语']}
AddReg={
new RegExp('(^\\/)([a-z0-9._@\\-\\/]+)([^\\/]$)', 'i')}
// title="数据备份文件" />
title="学习" />
<LeftOrRightMoveCom
getListFun={
this.getListFun2}
AddReg={
new RegExp('(^\\/)([a-z0-9._@\\-\\/]+)([^\\/]$)', 'i')}
// defaultList={this.state.NowAppDefault}
defaultList={
["唱歌", "跳舞", '踢足球']}
// AddReg={/(^[A-Za-z]{1}:\/|^\/)([\w]*\/)*\w+\.{1}[a-zA-Z]+$/}
title="爱好" />
La función de devolución de llamada obtiene la lista más reciente y puede procesar el formato de datos por sí mismo
getListFun1 = (list) => {
let dataDefault = list.reduce((str, item, index) => {
// return str +=index!==list.length-1 ? item.value+':' : item.value
return str = [...str, item.value]
}, [])
this.setState({
dataDefault: dataDefault ? dataDefault : ""
})
}
getListFun2 = (list) => {
let appDefault = list.reduce((str, item, index) => {
// return str +=index!==list.length-1 ? item.value+':' : item.value
return str = [...str, item.value]
}, [])
this.setState({
appDefault: appDefault ? appDefault : ""
})
}