import React from "react" export default class extends React.Component { getClassName() { if (this.props.dropdown) { return "btn btn-default btn-aligned btn-icon btn-dropdown-toggle open hidden-md hidden-lg" } else { return "btn btn-default btn-aligned btn-icon btn-dropdown-toggle hidden-md hidden-lg" } } render() { return ( <button className={this.getClassName()} type="button" onClick={this.props.toggleNav} aria-haspopup="true" aria-expanded={this.props.dropdown ? "true" : "false"} > <i className="material-icon">menu</i> </button> ) } }