import React, { Component } from 'react'; import { Container, Header, Segment, Menu } from 'semantic-ui-react'; export default class Statistics extends Component { state = { activeItem: 'events' } handleItemClick = (e, { name }) => this.setState({ activeItem: name }) render() { const { activeItem } = this.state return ( <div> <Container textAlign="center"> <Menu tabular compact={true}> <Menu.Item name='events' active={activeItem === 'events'} onClick={this.handleItemClick} /> <Menu.Item name='trainees' active={activeItem === 'trainees'} onClick={this.handleItemClick} /> <Segment inverted textAlign='center' vertical> </Segment> </Menu> </Container> </div> ); } }