打开模式时，使抽屉可见。React Native

npm install @react-navigation/native

import React from 'react';
import { View, Text, Button } from 'react-native';
import { createDrawerNavigator } from '@react-navigation/drawer';
import { NavigationContainer } from '@react-navigation/native';

function HomeScreen({ navigation }) {
  return (
    <View>
      <Text>主屏幕</Text>
      <Button
        title="打开抽屉"
        onPress={() => navigation.openDrawer()}
      />
    </View>
  );
}

function DrawerContent() {
  return (
    <View>
      <Text>抽屉内容</Text>
    </View>
  );
}

const Drawer = createDrawerNavigator();

function App() {
  return (
    <NavigationContainer>
      <Drawer.Navigator drawerContent={props => <DrawerContent {...props} />}>
        <Drawer.Screen name="Home" component={HomeScreen} />
      </Drawer.Navigator>
    </NavigationContainer>
  );
}

export default App;