content: 'use strict';
  
  import React from 'react';
  import {
    Animated,
    Platform,
    StyleSheet,
    View,
  } from 'react-native';
  
  import Layout from './Layout';
  
  export default class TabBar extends React.Component {
    static propTypes = {
      ...Animated.View.propTypes,
      shadowStyle: View.propTypes.style,
    };
  
    render() {
      return (
        <Animated.View {...this.props} style={[styles.container, this.props.style]}>
          {this.props.children}
          <View style={[styles.shadow, this.props.shadowStyle]} />
        </Animated.View>
      );
    }
  }
  
  let styles = StyleSheet.create({
    container: {
      backgroundColor: '#f8f8f8',
      flexDirection: 'row',
      justifyContent: 'space-around',
      height: Layout.tabBarHeight,
      position: 'absolute',
      bottom: 0,
      left: 0,
      right: 0,
    },
    shadow: {
      backgroundColor: 'rgba(0, 0, 0, 0.25)',
      height: Layout.pixel,
      position: 'absolute',
      left: 0,
      right: 0,
      top: Platform.OS === 'android' ? 0 : -Layout.pixel,
    },
  });
  