RN点击时，只有最里面会收到通知。

index.ios.js

/**
 * Sample React Native App
 * https://github.com/facebook/react-native
 * @flow
 */

import React, { Component } from 'react';
import {
  AppRegistry,
  StyleSheet,
  Text,
  View,
  TouchableWithoutFeedback
} from 'react-native';

export default class touchTest extends Component {
  render() {
    return (
      <View style={styles.container}>
        <TouchableWithoutFeedback onPress={() => console.log('Other TouchableWithoutFeedback')}>
          <TouchableWithoutFeedback onPress={() => console.log('Inner TouchableWithoutFeedback')}>
            <View style={{
              height: 100,
              width: 100,
              borderColor: 'blue',
              borderWidth: 1
            }}></View>
          </TouchableWithoutFeedback>
        </TouchableWithoutFeedback>
      </View>
    );
  }
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  }
});

AppRegistry.registerComponent('touchTest', () => touchTest);