content: import React from 'react';
  import PropTypes from 'prop-types';
  import detectPassiveEvents from 'detect-passive-events';
  import { scrollTop } from '../scroll';
  
  export default class Column extends React.PureComponent {
  
    static propTypes = {
      children: PropTypes.node,
    };
  
    scrollTop () {
      const scrollable = this.node.querySelector('.scrollable');
  
      if (!scrollable) {
        return;
      }
  
      this._interruptScrollAnimation = scrollTop(scrollable);
    }
  
    handleWheel = () => {
      if (typeof this._interruptScrollAnimation !== 'function') {
        return;
      }
  
      this._interruptScrollAnimation();
    }
  
    setRef = c => {
      this.node = c;
    }
  
    componentDidMount () {
      this.node.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
    }
  
    componentWillUnmount () {
      this.node.removeEventListener('wheel', this.handleWheel);
    }
  
    render () {
      const { children } = this.props;
  
      return (
        <div role='region' className='column' ref={this.setRef}>
          {children}
        </div>
      );
    }
  
  }
  