content: 
  import React, { Component } from 'react';
  import ProgressBar from 'ProgressBarAndroid';
  
  
  export default class SpinnerNB extends Component {
  
    render() {
  
      return (
        <ProgressBar
          {...this.prepareRootProps()}
          styleAttr="Horizontal"
          indeterminate={false}
          progress={this.props.progress ? this.props.progress / 100 : 0.5}
          color={getColor()}
        />
          );
    }
  
  }
  