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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | 8x 8x 8x 8x 15x 15x 15x 15x 2x | import React, { Component } from 'react'; import PropTypes from 'prop-types'; export default class Button extends Component { constructor(props) { super(props); this.state = { focus: false, hover: false, color: this.props.styles.button.Color, backgroundColor: this.props.styles.button.backgroundColor }; this.enter = this.enter.bind(this); this.leave = this.leave.bind(this); } enter() { this.setState({ hover: true }); } leave() { this.setState({ hover: false }); } render() { const backgroundColor = this.state.hover ? this.props.styles.hover.backgroundColor : this.state.backgroundColor; const color = this.state.hover ? this.props.styles.hover.color : this.state.color; const style = Object.assign({}, this.props.styles.button, { color: color, backgroundColor: backgroundColor }); return ( <button type="button" {...this.props} style={style} onMouseEnter={this.enter} onMouseLeave={this.leave} /> ); } } Button.propTypes = { styles: PropTypes.object.isRequired, onClick: PropTypes.func.isRequired }; |