スマートフォン用のWebページでスリープを防ぐ ref: http://qiita.com/takaki@github/items/f6b0c2cb4aeeaa6aa518

file0.txt

$ npm install --save nosleep.js

file1.js

import NoSleep from 'nosleep.js/NoSleep'

class App extends Component {
    constructor() {
        super();
        this.noSleep = new NoSleep();

        this.state = {sleep: "Sleep"}
    }

    render() {
        return (
            <div>
                <button onClick={() => {
                    this.setState({sleep: "No Sleep"});
                    this.noSleep.enable();
                }}>No Sleep
                </button>
                <button onClick={() => {
                    this.setState({sleep: "Sleep"});
                    return this.noSleep.disable();
                }}>Sleep
                </button>
                {this.state.sleep}
            </div>
        );
    }
}