[React Native] Android Backkey 종료 처리

React 목록

App.tsx

...
import {BackHandler, Alert} from 'react-native';

const App = () => {
  useEffect(() => {
    const backAction = () => {
      Alert.alert('', '앱을 종료하시겠습니까?', [
        {text: '취소', onPress: () => null},
        {text: '확인', onPress: () => BackHandler.exitApp()},
      ]);
      return true;
    };

    const backHandler = BackHandler.addEventListener(
      'hardwareBackPress',
      backAction,
    );

    return () => backHandler.remove();
  }, []);
  
  return (
    <View>
      ...
    </View>
  );
};
export default App;

 

 

 

React 목록