periodicjs.ext.reactapp/adminclient/src/components/AppSectionLoading/index.js

react based admin.

import React, { Component, } from 'react';
import { Hero, HeroBody, Container, Button, } from 're-bulma';


class Loading extends Component {
  render() {
    return (
      <Hero className="__ra_app_section_loading" style={this.props.style}>
        <HeroBody>
          <Container className="has-text-centered" style={{ textAlign:'center', }}>
            <Button color="isWhite" state="isLoading">Loading</Button> 
            {this.props.children}
          </Container>
        </HeroBody>
      </Hero>
    );
  }
}

export default Loading;