text: /* css */
  import React, {Component} from 'react';
  import LoadingBox from 'components/LoadingBox';
  
  let loading = LoadingBox.newInstance({});
  class LoadingBoxApp extends Component {
      constructor(props) {
          super(props);
      }
      open=()=> {
          loading.show();
      }
      render() {
          return (
              <div>
                  <button className="btn" onClick={this.open}>alert</button>
              </div>
          );
      }
  }
  
  
  export default LoadingBoxApp;