import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

void main() => runApp(const MaterialApp(home: Home()));

class Home extends StatefulWidget {
  const Home({super.key});

  @override
  State<Home> createState() => _HomeState();
}

class _HomeState extends State<Home> {
  bool _hovering = false;
  bool _f10Pressed = false;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: CallbackShortcuts(
        bindings: {
          LogicalKeySet(LogicalKeyboardKey.f10): () => setState(() => _f10Pressed = true),
        },
        child: Focus(
          autofocus: true,
          child: Center(
            child: Column(
              mainAxisSize: MainAxisSize.min,
              children: [
                MouseRegion(
                  onEnter: (_) => setState(() => _hovering = true),
                  onExit: (_) => setState(() => _hovering = false),
                  child: Container(
                    width: 300,
                    height: 300,
                    color: _hovering ? Colors.blue : Colors.grey,
                    child: Center(
                      child: Text(
                        _f10Pressed
                            ? 'F10 pressed!\n\nNow move mouse out and back in.\nBox should turn blue on hover.'
                            : 'Press F10, then move mouse\nout and back in.\n\nShould turn blue on hover.',
                        textAlign: TextAlign.center,
                        style: const TextStyle(color: Colors.white, fontSize: 16),
                      ),
                    ),
                  ),
                ),
                const SizedBox(height: 16),
                ElevatedButton(
                  onPressed: () => setState(() => _f10Pressed = false),
                  child: const Text('Reset'),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}