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React Hover Component Decorator
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| import React, { Component } from "react" | |
| export default function hoverDecorator(InitialComponent) { | |
| return class HoverDecorator extends Component { | |
| constructor() { | |
| super() | |
| this.state = { | |
| hover: false | |
| } | |
| } | |
| handleMouseEnter() { | |
| this.setState({ hover: true }) | |
| } | |
| handleMouseLeave() { | |
| this.setState({ hover: false }) | |
| } | |
| render() { | |
| return ( | |
| <InitialComponent | |
| {...this.state} | |
| onMouseEnter={this.handleMouseEnter.bind(this)} | |
| onMouseLeave={this.handleMouseLeave.bind(this)} | |
| {...this.props} | |
| /> | |
| ) | |
| } | |
| } | |
| } | |
| @HoverDecorator class MyHeader extends Component { | |
| render() { | |
| const { hover } = this.props | |
| const style = { background: hover ? "blue" : "red" } | |
| return ( | |
| <h1 style={style}> | |
| Hello World | |
| </h1> | |
| ) | |
| } | |
| } |
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