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  • #171

Closed
Open
Created Jul 06, 2023 by 姚阳子@yaoyangzi

RN webview支持手势和原生按钮返回

RN开发中会遇到使用webview嵌套h5的业务场景,如果在h5中还有页面切换或跳转,为了更好的交互体验可以在webview上做支持手势和原生按钮返回上一页的配置;具体配置如下:

const webViewRef = useRef(null);
const onAndroidBackPress = () => {
  if (webViewRef.current) {
    webViewRef.current.goBack();
    return true; // prevent default behavior (exit app)
  }
  return false;
};

useEffect(() => {
  if (Platform.OS === 'android') { // Android 监听原生返回事件
    BackHandler.addEventListener('hardwareBackPress', onAndroidBackPress);
    return () => {
      BackHandler.removeEventListener('hardwareBackPress', onAndroidBackPress);
    };
  }
}, []);
<WebView
  ref={webViewRef}
  allowsBackForwardNavigationGestures // ios允许手势返回
/>
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