Repository: flutter
Issue: RawKeyboardListener & Focus onKey callback doesn't working on IOS (reproduce on Iphone 6 & Iphone13 pro)
Labels: a: text input,e: device-specific,platform-ios,has reproducible steps,P2,found in release: 3.0,found in release: 3.1,team-ios,triaged-ios

onKey Callback from RawKeyboardListener and Focus Widget not working on iphone6 & Iphone 13 pro. But in the simulator it works fine. Only Iphone6 & Iphone13 pro ​​reproduces this problem.

## Steps to Reproduce

try run this code on Iphone6 & Iphone13 pro

```
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'RawKeyboardListener onKey error',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key}) : super(key: key);

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  late FocusNode _focusNode;

  @override
  void initState() {
    super.initState();
    _focusNode = FocusNode();
  }

  @override
  void dispose() {
    _focusNode.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("RawKeybaordListener onKey error"),
      ),
      body: RawKeyboardListener(
        focusNode: _focusNode,
        onKey: (event) {
          // doesn't working
          print(event);
        },
        child: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: const <Widget>[
              TextField(),
            ],
          ),
        ),
      ),
    );
  }
}

```

## flutter doctor

[✓] Flutter (Channel stable, 3.0.5, on macOS 12.4 21F79 darwin-arm, locale
  ko-KR)
  • Flutter version 3.0.5
  • Upstream repository https://github.com/flutter/flutter.git
  • Framework revision f1875d570e (9 days ago), 2022-07-13 11:24:16 -0700
  • Engine revision e85ea0e79c
  • Dart version 2.17.6
  • DevTools version 2.12.2
[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
  • Android SDK
  • Platform android-31, build-tools 30.0.3
  • Java binary at: /Applications/Android Studio.app/Contents/jre/Contents/Home/bin/java
  • Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7249189)
  • All Android licenses accepted.
[✓] Xcode - develop for iOS and macOS (Xcode 13.4.1)
  • Xcode at /Applications/Xcode.app/Contents/Developer
  • CocoaPods version 1.11.3
[✓] Chrome - develop for the web
  • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome
[✓] Android Studio (version 2020.3)
  • Android Studio at /Applications/Android Studio.app/Contents
  • Flutter plugin can be installed from:
   :hammer: https://plugins.jetbrains.com/plugin/9212-flutter
  • Dart plugin can be installed from:
   :hammer: https://plugins.jetbrains.com/plugin/6351-dart
  • Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7249189)
[✓] VS Code (version 1.69.2)
  • VS Code at /Applications/Visual Studio Code.app/Contents
  • Flutter extension version 3.44.0