reactjs - Boostrap 模态反应钩子
问题描述
我正在尝试通过 Bootstrap Modal 示例来学习 React Hooks。我有以下模态(来自 react bootstrap 网站)。
import React, { useState } from "react";
import {Button, Modal} from 'react-bootstrap';
function SimpleModal() {
const [show, setShow] = useState(false);
const handleClose = () => setShow(false);
const handleShow = () => setShow(true);
return (
<>
<Button variant="primary" onClick={handleShow}>
Launch demo modal
</Button>
<Modal show={show} onHide={handleClose} animation={true}>
<Modal.Header closeButton>
<Modal.Title>Modal heading</Modal.Title>
</Modal.Header>
<Modal.Body>Woohoo, you're reading this text in a modal!</Modal.Body>
<Modal.Footer>
<Button variant="secondary" onClick={handleClose}>
Close
</Button>
<Button variant="primary" onClick={handleClose}>
Save Changes
</Button>
</Modal.Footer>
</Modal>
</>
);
}
export default SimpleModal;
在 axios 响应中,我想展示这个 Modal
import React, { Component } from 'react';
import axios from 'axios';
import SimpleModal from "../components/SimpleModal"
export default class CreateInnovation extends Component {
constructor(props) {
super(props);
this.onChangeOwnerName = this.onChangeOwnerName.bind(this);
this.onChangeOwnerDepartment = this.onChangeOwnerDepartment.bind(this);
this.onChangeOwnerWorkLocation = this.onChangeOwnerWorkLocation.bind(this);
this.onSubmit = this.onSubmit.bind(this);
this.state = {
owner_name: '',
owner_department: '',
owner_work_location: ''
}
}
onChangeOwnerName(e) {
this.setState({
owner_name: e.target.value
});
}
onChangeOwnerDepartment(e) {
this.setState({
owner_department: e.target.value
});
}
onChangeOwnerWorkLocation(e) {
this.setState({
owner_work_location: e.target.value
});
}
onSubmit(e) {
e.preventDefault();
console.log(`Form submitted:`);
console.log(`Owner Name: ${this.state.owner_name}`);
console.log(`Owner Department: ${this.state.owner_department}`);
console.log(`Owner Work Location: ${this.state.owner_work_location}`);
const newInnovation = {
owner_name: this.state.owner_name,
owner_department: this.state.owner_department,
owner_work_location: this.state.owner_work_location
};
axios.post('http://localhost:4000/innov8/create', newInnovation)
.then(res => {
if (res.status === 200) {
console.log(res.data);
<SimpleModal show={"true"} />
}
}
);
// Purge state
this.setState({
owner_name: '',
owner_department: '',
owner_work_location: ''
})
}
render() {
return (
<div>
<h1 id="heading" className='margin'>Innovation<span className="badge badge-primary margin">A3</span></h1>
<h5 className='margin'>Your Details</h5>
<form id='Innovationform' onSubmit={this.onSubmit}>
<div className="container-fluid">
<div className="form-row">
<div className="col-sm ">
<input
id="owner"
type="text"
className="form-control"
value={this.state.owner_name}
onChange={this.onChangeOwnerName}
maxLength="40"
placeholder="Owner Name"
required
/>
</div>
<div className="col-sm">
<select id="department" className='form-control' value={this.state.owner_department} onChange={this.onChangeOwnerDepartment} required>
<option value="" disabled>Select Your Department</option>
<option value="acc">Accounts</option>
<option value="cat">Catering</option>
<option value="com">Commercial</option>
<option value="dig">Digitalisation & Business Transformation</option>
<option value="dri">Drilling</option>
<option value="ele">Electrical</option>
<option value="eng">Engineering</option>
<option value="fac">Facilities</option>
<option value="fin">Finance</option>
<option value="hse">HSE</option>
<option value="hum">Human Resources</option>
<option value="inf">Information Technology</option>
<option value="mar">Marine</option>
<option value="mec">Mechanical</option>
<option value="ops">Operations</option>
<option value="pay">Payroll</option>
<option value="pro">Procurement</option>
<option value="sub">Subsea</option>
<option value="tec">Technical</option>
<option value="war">Warehouse</option>
<option value="oth">Other</option>
</select>
</div>
<div className="col-sm ">
<select id="workplace" className='form-control' value={this.state.owner_work_location} onChange={this.onChangeOwnerWorkLocation} required>
<option value="" disabled>Select Your Workplace</option>
<option value="abe">Aberdeen</option>
<option value="car">Stena Carron</option>
<option value="don">Stena Don</option>
<option value="dri">Stena DrillMAX</option>
<option value="for">Stena Forth</option>
<option value="ice">Stena IceMAX</option>
<option value="spe">Stena Spey</option>
<option value="oth">Other</option>
</select>
</div>
</div>
</div>
<div className="container">
<div className="form-row">
<div className="col text-center">
<button id="formSubmit" type="submit" className="btn btn-primary center-block buttonload">Submit Your Innovation!</button>
</div>
</div>
</div>
</form>
</div>
)
}
}
我的想法是我需要创建 SimpleModal 组件并使用 setShow 挂钩设置“true”。我现在已经搜索了几个小时,并且有点挣扎。我刚才在 Modal 函数中有一个按钮用于测试,但是我想删除这个按钮,只在 Axios 响应成功时打开模态。我在寻找正确的方向吗?
解决方案
这是解决方案您必须将 show in props 传递给模型
将此状态放入您createOwner
共享 onSubmit 方法的我猜组件中
this.state= {
show: false,
owner_name: '',
owner_department: '',
owner_work_location: ''
}
传递到您在其中呈现模态的 SimpleModal 组件
在您的创建所有者组件中呈现模式。
<SimpleModal show={this.state.show} onClose={()=>{this.setState({show:false})}} />
在您的 simpleModel 文件中从道具中获取它
import React, { useState } from 'react'
import { Button, Modal } from 'react-bootstrap'
function SimpleModal({ show, onClose }) {
return (
<>
<Modal show={show} onHide={onClose} animation={true}>
<Modal.Header closeButton>
<Modal.Title>Modal heading</Modal.Title>
</Modal.Header>
<Modal.Body>Woohoo, you're reading this text in a modal!</Modal.Body>
<Modal.Footer>
<Button variant="secondary" onClick={onClose}>
Close
</Button>
<Button variant="primary" onClick={onClose}>
Save Changes
</Button>
</Modal.Footer>
</Modal>
</>
)
}
export default SimpleModal
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