index.android.js

import {
    AppRegistry,} from 'react-native';
import SimpleApp from './app/SimpleApp'
AppRegistry.registerComponent('SimpleApp',() => SimpleApp);

SimpleApp.js

'use strict'
import React from 'react';
import {
    AppRegistry,Text,View,Button,} from 'react-native';
import { StackNavigator } from 'react-navigation';
import ChatScreen from './ChatScreen';
class HomeScreen extends React.Component {
    static navigationOptions = {
        title: 'Welcome',//设置标题内容
    };

    render() {
        const { navigate } = this.props.navigation;
        return (
            <View>
                <Text>Hello,Navigation!</Text>
                <Button
                    onPress={() => navigate('Chat',{user:'Lucy'})}
                    title="Chat with Lucy"/>
            </View>
        );
    }
}

const SimpleApp = StackNavigator({
    Home: {screen: HomeScreen},Chat:{screen:ChatScreen},});

export default SimpleApp;

'use strict'
import React,{Component} from 'react';
import {View,Text} from 'react-native';
class ChatScreen extends Component{
    static navigationOptions = {
        title:'Chat with Lucy',};
    render(){
        const {params} = this.props.navigation.state;
        return(
            <View>

                <Text>Chat with {params.user}</Text>
            </View>
        );
    }
}
export default ChatScreen;