stack-navigator

How to create dynamic routes using StackNavigator

由 [亡魂溺海] 提交于 2019-12-13 03:32:22
问题 I am trying to learn how to use React Navigation on react-native and stumbled upon this article: https://hackernoon.com/getting-started-with-react-navigation-the-navigation-solution-for-react-native-ea3f4bd786a4. It explains how to create a 3 level navigation with fixed routes. My question is how do you go about creating a 3 or more levels of navigation when some of the routes should be dynamic. The screen structure would look something like this: Physics |- Physics 101 |- Chapter 1 |-

Adding a default font when using StackNavigator in React Native

由 一笑奈何 提交于 2019-12-11 16:19:41
问题 I am trying to set a default font by following the code by robertmylne on this page. However, it tells me to place the code in my constructor in my App.js. The problem is that I am using a StackNavigator and as far as I know I cannot use a constructor. My code looks something like this: import Module1 from './components/Module1' import Module2 from './components/Module2' import Module3 from './components/Module3' const App = StackNavigator( { Module1: { screen: Module1 }, Module2: { screen:

Why importing components from other files caused “Invariant Violation: Element type is invalid” error?

由 只愿长相守 提交于 2019-12-11 14:24:44
问题 I'm fairly advanced in iOS Swift language, but very new in react native framework or javascript language. I also have tried to find the right tutorial for stack navigator for hours but I can't find it. I'm currently using this tutorial to learn the basic of react native stack navigation, and would like to split the two screens into their own files. Basically, I want to mimic Swift with its AppDelegate.swift and View Controller's files. But it generates error like this: Invariant Violation:

StackNavigator can't nest multiple levels?

由 萝らか妹 提交于 2019-12-10 12:12:55
问题 I'm trying to learn how to use the stacknavigator for my react-native application. But the system keeps crashing once I'm at level 2 in the page hierarchy and I get the message: Error while updating property 'accessibilityLabel' of a view manage by: RTCView All my app does is present a word that says Region. If you click on Region, you'll see the word General. When you press the word General, you should see an empty screen, but instead, I get the error and crash mentioned above. Here's the

How to Set background image of DrawerNavigator in React-Native?

由 江枫思渺然 提交于 2019-12-06 05:52:33
问题 I integrate DrawerNavigator in my project. its working fine, but there are no any property to set background image. How can I will add background image in DrawerNavigator. DrawerNavigator Code of DrawerNavigation import { AppRegistry , Dimensions} from 'react-native'; import Library from './ViewControllers/Library'; import Language from './ViewControllers/Language'; import AboutUS from './ViewControllers/AboutUS'; import Support from './ViewControllers/Support'; import { DrawerNavigator }

How to Set background image of DrawerNavigator in React-Native?

由 本小妞迷上赌 提交于 2019-12-04 09:48:45
I integrate DrawerNavigator in my project. its working fine, but there are no any property to set background image. How can I will add background image in DrawerNavigator. DrawerNavigator Code of DrawerNavigation import { AppRegistry , Dimensions} from 'react-native'; import Library from './ViewControllers/Library'; import Language from './ViewControllers/Language'; import AboutUS from './ViewControllers/AboutUS'; import Support from './ViewControllers/Support'; import { DrawerNavigator } from 'react-navigation'; const MyApp = DrawerNavigator({ Library: { screen: Library, }, Language: { screen

React Navigation default background color

由 坚强是说给别人听的谎言 提交于 2019-12-01 10:16:16
问题 I'm using react-navigation and stack-navigator to manage my screens. Platforms I'm using: Android React Native: 0.47.1 React Navigation: 1.0.0-beta.11 Emulator and Device I have a screen, which acts as a modal form but it is really a full screen. Why is it important the part of "acts as a modal form" ? That's because it is kind of modal menu with some options and WITH A TRANSPARENT BACKGROUND COLOR . This is what I expect: But what I'm getting is this: As you can see, in the second example

React Native - Change background color in tabnavigator dynamically

由 余生长醉 提交于 2019-12-01 00:10:29
i want to change my tab navigator background color dynamically in based on my API response so below is my code _TabNavigator.js const MyTabnav = TabNavigator({ ScreenOne: { screen: ({ navigation, screenProps }) => <ScreenOneNav screenProps={{ tabbarNavigation: navigation, ...screenProps }} onNavigationStateChange={null} />, navigationOptions: { tabBarLabel: 'ScreenOne', tabBarIcon: ({ tintColor }) => ( <View style={[styles.tabViewBox]}> <Text style={[styles.tabText, { color: tintColor }]}>ScreenOne</Text> </View> ) } }, ScreenTwo: { screen: ({ navigation, screenProps }) => <ScreenOneNav

React Native - Change background color in tabnavigator dynamically

由 混江龙づ霸主 提交于 2019-11-30 18:31:04
问题 i want to change my tab navigator background color dynamically in based on my API response so below is my code _TabNavigator.js const MyTabnav = TabNavigator({ ScreenOne: { screen: ({ navigation, screenProps }) => <ScreenOneNav screenProps={{ tabbarNavigation: navigation, ...screenProps }} onNavigationStateChange={null} />, navigationOptions: { tabBarLabel: 'ScreenOne', tabBarIcon: ({ tintColor }) => ( <View style={[styles.tabViewBox]}> <Text style={[styles.tabText, { color: tintColor }]}

`componentDidMount()` function is not called after navigation

由 大城市里の小女人 提交于 2019-11-29 04:26:24
I am using stackNavigator for navigating between screens. I am calling two API's in componentDidMount() function in my second activity. When i load it first time, it gets loaded successfully. Then i press back button to go back to first activity. Then, if i am again going to second activity, the APIs are not called and I get render error. I am not able to find any solution for this. Any suggestions would be appreciated. If anyone coming here in 2019, try this: import {NavigationEvents} from 'react-navigation'; Add the component to your render: <NavigationEvents onDidFocus={() => console.log('I
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