Example.jsx

import React, { Component, PropTypes } from 'react';
import classnames from 'classnames';

import Options from './Options';
import DropdownMenu, { NestedDropdownMenu } from 'react-dd-menu';

class Example extends Component {
  render() {
    return (
      <div className="example">
        <header><h1>React Dropdown Menu Example</h1></header>
        <main>
          {Options.map(opts => {
            return <Menu {...opts} key={opts.text} />;
          })}
        </main>
        <footer>
          <a href="http://github.com/mlaursen/react-dd-menu">
            <span className="fa fa-github fa-4x" />
          </a>
        </footer>
      </div>
    );
  }
}

export default Example;

class Menu extends Component {
  constructor(props) {
    super(props);
    this.state = { isOpen: false };
  }

  toggleMenu = () => {
    this.setState({ isOpen: !this.state.isOpen });
  };

  closeMenu = () => {
    this.setState({ isOpen: false });
  };

  static propTypes = {
    text: PropTypes.string,
    additionalItems: PropTypes.node,
    nestedProps: PropTypes.object,
  };

  render() {
    const { isOpen } = this.state;
    const { text, additionalItems, nestedProps, ...props } = this.props;
    const opts = {
      close: this.closeMenu,
      isOpen: isOpen,
      toggle: (
        <div className={classnames('tab', { 'active': isOpen })}>
          <button type="button" onClick={this.toggleMenu}>{text}</button>
        </div>
      ),
    };

    let toggle = null;
    if(nestedProps) {
      let nested = null;
      switch(nestedProps.nested) {
        case 'left':
        case 'right':
          nested = nestedProps.nested;
          break;
        case 'inherit':
          nested = props.align;
          break;
        default:
          nested = props.align === 'left' ? 'right' : 'left';
      }

      const icon = <span className={`fa fa-chevron-${nested}`} />;
      toggle = (
        <button type="button">
          {nested === 'left' && icon}
          Hover for Nested menu
          {nested === 'right' && icon}
        </button>
      );
    }
    return (
      <DropdownMenu {...props} {...opts}>
        <li><a href="#">Link Example</a></li>
        <li><button type="button" onClick={this.onClick}>Button Example</button></li>
        {additionalItems}
        {nestedProps &&
        <NestedDropdownMenu toggle={toggle} {...nestedProps}>
          <li><a href="#">Woop Woop</a></li>
          <li><a href="#">Thats the Sound of</a></li>
          <li><a href="#">The Police</a></li>
        </NestedDropdownMenu>
        }
      </DropdownMenu>
    );
  }
}