ant-design/components/upload/demo/drag.md

order	title
3	拖拽上传

可以把文件拖入指定区域，完成上传，同样支持点击上传。

import { Upload, Icon } from 'antd';
const Dragger = Upload.Dragger;

const props = {
  name: 'file',
  showUploadList: false,
  action: '/upload.do',
};

ReactDOM.render(
<div>
  <div style={{ width: 246, height: 140 }}>
    <Dragger {...props}>
      <Icon type="plus" />
    </Dragger>
  </div>
  <div style={{ marginTop: 16, height: 180 }}>
    <Dragger {...props}>
      <p className="ant-upload-drag-icon">
        <Icon type="inbox" />
      </p>
      <p className="ant-upload-text">点击或将文件拖拽到此区域上传</p>
      <p className="ant-upload-hint">支持单个或批量上传，严禁上传公司内部资料及其他违禁文件</p>
    </Dragger>
  </div>
</div>
, mountNode);