Jer*_*ark 5 javascript reactjs react-router
我在 Codepen https://codepen.io/dbilanoski/pen/LabpzG?editors=1010中找到了我想要在 React 应用程序中执行的操作的示例。当我向下滚动页面时,它应该突出显示导航栏中的该部分,该部分粘在页面顶部。我的应用程序是一个单一页面,包含大约 5 到 6 个部分,这些部分将成为索引/内联页面,因此当用户向下滚动时,会将他们带到下一个部分。我应该采取什么方法来整合它?更具体地说,我应该只使用 React,还是应该实现 React Router Dom?从最一般的意义上来说,完成此功能的最佳方法是什么?
App
import React, {Component} from 'react';
import Footer from './components/footer/Footer';
import Hero from './components/hero/Hero';
import Resume from './components/resume/Resume';
import About from './components/about/About';
import Contact from './components/contact/Contact';
import Navbar from './components/navbar/Navbar';
import './App.css';
class App extends Component {
constructor() {
super();
this.state = {
}
}
componentWillMount() {
window.addEventListener('scroll', this.navHighlighter);
}
navHighlighter() {}
render() {
return (
<div className="App">
<Navbar />
<Hero/>
<About/>
<Resume/>
<Contact/>
<Footer/>
</div>
);
}
}
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Navbar
mport React, {Component} from 'react';
import {FontAwesomeIcon} from '@fortawesome/react-fontawesome';
import { faBars } from '@fortawesome/free-solid-svg-icons'
import './navbar.css';
class Navbar extends Component {
constructor() {
super();
this.state = {
addClass: '',
showMenu: ''
}
this.handleScroll = this.handleScroll.bind(this);
this.toggleMenu = this.toggleMenu.bind(this);
}
componentDidMount() {
window.addEventListener("scroll", this.handleScroll)
}
handleScroll() {
if (window.scrollY > 0) {
this.setState({addClass: 'sticky'})
} else {
this.setState({addClass: ''})
}
}
toggleMenu() {
let { showMenu } = this.state;
this.setState({showMenu: showMenu === 'open' ? '' : 'open'})
}
render() {
return (
<div>
<header onScroll={this.handleScroll} className={this.state.addClass}>
<a href="#" className="logo">Jeremy</a>
<nav className={this.state.showMenu}>
<ul>
<li><a href="#" className="active">Home</a></li>
<li><a href="#about">About</a></li>
<li><a href="#skills">Skills</a></li>
<li><a href="#projects">Projects</a></li>
<li><a href="#contact">Contact</a></li>
</ul>
</nav>
<div className="menu-toggle" onClick={this.toggleMenu}><FontAwesomeIcon className='icon' icon={faBars} /></div>
</header>
</div>
);
}
}
export default Navbar;
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zyn*_*nkn -2
您可以<NavLink />与activeClassName属性一起使用。
<NavLink to="#about" activeClassName={"active"} className={"anything"}>About</NavLink>
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