one/dist/esm/fork/useBackButton.native.js

One is a React framework for web, iOS, and Android apps.

import * as React from "react";
import { BackHandler } from "react-native";

function useBackButton(ref) {
	React.useEffect(function() {
		var subscription = BackHandler.addEventListener("hardwareBackPress", function() {
			var navigation = ref.current;
			if (navigation == null) {
				return false;
			}
			if (navigation.canGoBack()) {
				navigation.goBack();
				return true;
			}
			return false;
		});
		return function() {
			return subscription.remove();
		};
	}, [ref]);
}

export { useBackButton };
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