React native 为什么类组件中的本机导航速度非常慢
如果我使用类组件链接我的导航,它将花费大约40秒的时间才能切换到屏幕。 为什么请?React native 为什么类组件中的本机导航速度非常慢,react-native,react-native-android,react-navigation,react-native-navigation,react-navigation-drawer,React Native,React Native Android,React Navigation,React Native Navigation,React Navigation Drawer,如果我使用类组件链接我的导航,它将花费大约40秒的时间才能切换到屏幕。 为什么请? class NotificationScreen extends Component { render() { return ( <ApplicationProvider mapping={mapping} theme={theme}> <View style={{ flex: 1, alignItems: 'center', justifyContent
class NotificationScreen extends Component {
render() {
return (
<ApplicationProvider mapping={mapping} theme={theme}>
<View style={{ flex: 1, alignItems: 'center', justifyContent: 'center' }}>
<Button onPress={() => this.props.navigation.goBack()} title="Go back home">Go back</Button>
</View>
</ApplicationProvider>
);
}
}
export default NotificationScreen;
类通知屏幕扩展组件{
render(){
返回(
this.props.navigation.goBack()}title=“回家”>返回
);
}
}
导出默认通知屏幕;
下面是导航
const Drawer = createDrawerNavigator();
class App extends Component {
render(){
return (
<>
{!AsyncStorage.getItem('@MySuperStore:key')?
<ApplicationProvider mapping={mapping} theme={theme}>
<NavigationContainer>
<Drawer.Navigator drawerType="slide" initialRouteName="Home">
<Drawer.Screen name="Home" component={Dashboard} />
<Drawer.Screen name="Notifications" component=
{NotificationScreen} />
</Drawer.Navigator>
</NavigationContainer>
</ApplicationProvider>
:
<AppNavigatorLanding />
const Drawer=createDrawerNavigator();
类应用程序扩展组件{
render(){
返回(
{!AsyncStorage.getItem('@MySuperStore:key')?
:
}
谁曾经经历过这种情况?如果您提供零食项目,查看问题会更有帮助。请参阅:如果您提供零食项目,查看问题会更有帮助。请参阅: