扫二维码与项目经理沟通
我们在微信上24小时期待你的声音
解答本文疑问/技术咨询/运营咨询/技术建议/互联网交流
使用react-navigation怎么动态修改title的内容?很多新手对此不是很清楚,为了帮助大家解决这个难题,下面小编将为大家详细讲解,有这方面需求的人可以来学习下,希望你能有所收获。
哈巴河ssl适用于网站、小程序/APP、API接口等需要进行数据传输应用场景,ssl证书未来市场广阔!成为创新互联公司的ssl证书销售渠道,可以享受市场价格4-6折优惠!如果有意向欢迎电话联系或者加微信:028-86922220(备注:SSL证书合作)期待与您的合作!
动态修改title内容:
static navigationOptions = { title: ({ state }) => `Chat with ${state.params.user}` };
ps:`Chat with ${state.params.user}` 这里有个注意的地方,是这个符号·而不是单引号‘
index.android.js
/** * Sample React Native App * https://github.com/facebook/react-native * @flow */ import { AppRegistry, }from 'react-native'; import rootApp from './js/rootApp' AppRegistry.registerComponent('GankProject', () = >rootApp);
rootApp.js:
/** * Created by Administrator on 2017/3/31 0031. */ '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 >Hello, Navigation !
ChatScreen.js:
/** * Created by Administrator on 2017/3/31 0031. */ 'use strict' import React,{Component}from 'react'; import {View,Text}from 'react-native'; class ChatScreen extends Component { static navigationOptions = { title: ({state}) = >`Chat with $ {state.params.user}` }; render() { const {params} = this.props.navigation.state; return ( < View >Chat with { params.user } < /Text> ); } } export default ChatScreen;
效果2:
/** * Created by Administrator on 2017/3/31 0031. */ 'use strict' import React, { Component}from 'react'; import {View, Text, Button}from 'react-native'; class ChatScreen extends Component { static navigationOptions = { title: ({ state }) => { if (state.params.mode === 'info') { return `${state.params.user}'s Contact Info`; } return `Chat with ${state.params.user}`; }, header: ({state, setParams}) => { // The navigation prop has functions like setParams, goBack, and navigate. let right = ( < Button title = { `${state.params.user}'s info` } onPress = { () => setParams({ mode: 'info' }) } /> ); if (state.params.mode === 'info') { right = (
看完上述内容是否对您有帮助呢?如果还想对相关知识有进一步的了解或阅读更多相关文章,请关注创新互联行业资讯频道,感谢您对创新互联的支持。
我们在微信上24小时期待你的声音
解答本文疑问/技术咨询/运营咨询/技术建议/互联网交流