update 种子模版挪动位置
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115
web-react/seed/form-tabs/tab/part.jsx
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115
web-react/seed/form-tabs/tab/part.jsx
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import React, { Component } from 'react'
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import { Form, Spin } from 'antd'
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import { AntIcon } from 'components'
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import { cloneDeep, isEqual } from 'lodash'
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const initialValues = {}
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const layout = {
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labelCol: { flex: '150px' },
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wrapperCol: { flex: '1' },
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}
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export default class part extends Component {
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state = {
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loading: true,
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codes: {},
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options: {},
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}
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// 表单实例
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form = React.createRef()
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// 初始化数据
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record = {}
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/**
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* 阻止外部组件引发的渲染,提升性能
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* 可自行添加渲染条件
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* [必要]
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* @param {*} props
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* @param {*} state
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* @returns
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*/
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shouldComponentUpdate(props, state) {
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return !isEqual(this.state, state)
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}
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/**
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* DOM加载完成钩子,绑定数据
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*/
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componentDidMount() {
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this.fillData({
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record: this.props.record,
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})
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}
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/**
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* 加载完成,通知父级组件并传递自身
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*/
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call() {
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const { onRef } = this.props
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if (onRef) onRef(this)
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}
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/**
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* 填充数据
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* 可以在设置this.record之后对其作出数据结构调整
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* [异步,必要]
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* @param {*} params
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*/
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async fillData(params) {
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this.record = cloneDeep(params.record)
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//#region 从后端转换成前段所需格式
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//#endregion
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this.form.current.setFieldsValue(this.record)
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this.setState({ loading: false })
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this.call()
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}
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/**
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* 获取数据
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* 可以对postData进行数据结构调整
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* [异步,必要]
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* @returns
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*/
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async getData() {
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const form = this.form.current
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const valid = await form.validateFields()
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if (valid) {
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const postData = form.getFieldsValue()
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//#region 从前段转换后端所需格式
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//#endregion
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return postData
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}
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}
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//#region 自定义方法
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/**
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* 表单change事件处理,包括了所有字段的change
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* [异步,非必要]
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* @param {*} changedValues
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* @param {*} allValues
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*/
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async onValuesChange(changedValues, allValues) {}
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//#endregion
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render() {
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const { loading } = this.state
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return (
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<Spin spinning={loading} indicator={<AntIcon type="loading" />}>
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<Form
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initialValues={initialValues}
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ref={this.form}
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{...layout}
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onValuesChange={(changedValues, allValues) =>
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this.onValuesChange(changedValues, allValues)
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}
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></Form>
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</Spin>
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)
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}
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}
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