Jho*_*dio 9 javascript android typescript react-native expo
未处理的承诺拒绝:错误:没有为给定的视图控制器注册本机启动屏幕。首先为给定的视图控制器调用“SplashScreen.show”。(https://github.com/expo/expo/tree/main/packages/expo-splash-screen#-configure-android)。
启动应用程序时,我仅在 Android 模拟器上收到以下警告。
我的 Expo SDK 是 47,React Native 版本是 0.70.5。
应用程序.tsx
import React, { useCallback } from 'react';
import {ThemeProvider} from 'styled-components'
import { View } from 'react-native';
import { Routes } from './src/routes';
import { AppProvider } from './src/hooks';
import * as SplashScreen from 'expo-splash-screen';
import * as Font from 'expo-font';
import {
Roboto_300Light,
Roboto_400Regular,
Roboto_500Medium,
Roboto_700Bold,
} from '@expo-google-fonts/roboto';
SplashScreen.preventAutoHideAsync();
export default function App() {
const [fontsLoaded] = Font.useFonts({
Roboto_300Light, Roboto_400Regular, Roboto_500Medium, Roboto_700Bold
})
const onLayout = useCallback(async () => {
if(fontsLoaded){
await SplashScreen.hideAsync();
}
}, [fontsLoaded])
if(!fontsLoaded){
return null;
}
return (
<View style={{flex:1}} onLayout={onLayout}>
<ThemeProvider theme={theme}>
<AppProvider>
<Routes />
</AppProvider>
</ThemeProvider>
</View>
)
}
Run Code Online (Sandbox Code Playgroud)
此警告当前显示在 Android 版本中。iOS 运行良好。
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