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82 lines
1.7 KiB
Markdown
82 lines
1.7 KiB
Markdown
---
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order: 2
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title:
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zh-CN: 带 icon 的滑块
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en-US: Slider with icon
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---
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## zh-CN
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滑块左右可以设置图标来表达业务含义。
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## en-US
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You can add an icon beside the slider to make it meaningful.
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````__react
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import { Slider, Icon } from 'antd';
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const IconSlider = React.createClass({
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getInitialState() {
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const max = this.props.max;
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const min = this.props.min;
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const mid = ((max - min) / 2).toFixed(5);
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return {
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preIconClass: this.props.value >= mid ? '' : 'anticon-highlight',
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nextIconClass: this.props.value >= mid ? 'anticon-highlight' : '',
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mid,
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sliderValue: this.props.value,
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};
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},
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handleChange(v) {
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this.setState({
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preIconClass: v >= this.state.mid ? '' : 'anticon-highlight',
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nextIconClass: v >= this.state.mid ? 'anticon-highlight' : '',
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sliderValue: v,
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});
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},
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render() {
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return (
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<div className="icon-wrapper">
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<Icon className={this.state.preIconClass} type={this.props.icon[0]} />
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<Slider {...this.props} onChange={this.handleChange} value={this.state.sliderValue} />
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<Icon className={this.state.nextIconClass} type={this.props.icon[1]} />
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</div>
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);
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},
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});
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ReactDOM.render(<IconSlider min={0} max={20} value={0} icon={['frown-o', 'smile-o']} />, mountNode);
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````
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````css
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.icon-wrapper {
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position: relative;
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padding: 0px 30px;
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}
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.icon-wrapper .anticon {
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position: absolute;
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top: -3px;
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width: 16px;
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height: 16px;
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line-height: 1;
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font-size: 16px;
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color: @disabled-color;
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}
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.icon-wrapper .anticon:first-child {
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left: 0;
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}
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.icon-wrapper .anticon:last-child {
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right: 0;
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}
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.anticon.anticon-highlight {
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color: #666;
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}
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````
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