ant-design/components/grid/demo/playground.md

order	title
10	zh-CN en-US 栅格配置器 Playground

zh-CN

可以简单配置几种等分栅格和间距。

en-US

A simple playground for column count and gutter.

import { Row, Col, Slider } from 'antd';

const gutters = {};
const vgutters = {};
const colCounts = {};

[8, 16, 24, 32, 40, 48].forEach((value, i) => {
  gutters[i] = value;
});
[8, 16, 24, 32, 40, 48].forEach((value, i) => {
  vgutters[i] = value;
});
[2, 3, 4, 6, 8, 12].forEach((value, i) => {
  colCounts[i] = value;
});

class App extends React.Component {
  state = {
    gutterKey: 1,
    vgutterKey: 1,
    colCountKey: 2,
  };

  onGutterChange = gutterKey => {
    this.setState({ gutterKey });
  };

  onVGutterChange = vgutterKey => {
    this.setState({ vgutterKey });
  };

  onColCountChange = colCountKey => {
    this.setState({ colCountKey });
  };

  render() {
    const { gutterKey, vgutterKey, colCountKey } = this.state;
    const cols = [];
    const colCount = colCounts[colCountKey];
    let colCode = '';
    for (let i = 0; i < colCount; i++) {
      cols.push(
        <Col key={i.toString()} span={24 / colCount}>
          <div>Column</div>
        </Col>,
      );
      colCode += `  <Col span={${24 / colCount}} />\n`;
    }
    return (
      <>
        <span>Horizontal Gutter (px): </span>
        <div style={{ width: '50%' }}>
          <Slider
            min={0}
            max={Object.keys(gutters).length - 1}
            value={gutterKey}
            onChange={this.onGutterChange}
            marks={gutters}
            step={null}
            tipFormatter={value => gutters[value]}
          />
        </div>
        <span>Vertical Gutter (px): </span>
        <div style={{ width: '50%' }}>
          <Slider
            min={0}
            max={Object.keys(vgutters).length - 1}
            value={vgutterKey}
            onChange={this.onVGutterChange}
            marks={vgutters}
            step={null}
            tipFormatter={value => vgutters[value]}
          />
        </div>
        <span>Column Count:</span>
        <div style={{ width: '50%', marginBottom: 48 }}>
          <Slider
            min={0}
            max={Object.keys(colCounts).length - 1}
            value={colCountKey}
            onChange={this.onColCountChange}
            marks={colCounts}
            step={null}
            tipFormatter={value => colCounts[value]}
          />
        </div>
        <Row gutter={[gutters[gutterKey], vgutters[vgutterKey]]}>
          {cols}
          {cols}
        </Row>
        Another Row:
        <Row gutter={[gutters[gutterKey], vgutters[vgutterKey]]}>{cols}</Row>
        <pre className="demo-code">{`<Row gutter={[${gutters[gutterKey]}, ${vgutters[vgutterKey]}]}>\n${colCode}\n${colCode}</Row>`}</pre>
        <pre className="demo-code">{`<Row gutter={[${gutters[gutterKey]}, ${vgutters[vgutterKey]}]}>\n${colCode}</Row>`}</pre>
      </>
    );
  }
}

export default App;

#components-grid-demo-playground [class~='ant-col'] {
  background: transparent;
  border: 0;
}
#components-grid-demo-playground [class~='ant-col'] > div {
  height: 120px;
  font-size: 14px;
  line-height: 120px;
  background: #0092ff;
  border-radius: 4px;
}
#components-grid-demo-playground pre {
  padding: 8px 16px;
  font-size: 13px;
  background: #f9f9f9;
  border-radius: 6px;
}
#components-grid-demo-playground pre.demo-code {
  direction: ltr;
}
#components-grid-demo-playground .ant-col {
  padding: 0;
}