Accessibility focus positions not updated after keyboard dismiss when dialog is shown immediately #186178

import 'package:flutter/material.dart';

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

class TestPage extends StatelessWidget {
  const TestPage({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Test')),
      body: Column(
        children: [
          ElevatedButton(
            onPressed: () {
              FocusManager.instance.primaryFocus?.unfocus();
              showDialog(
                context: context,
                builder: (ctx) => AlertDialog(
                  content: const Text('Test'),
                  actions: [
                    TextButton(
                      onPressed: () => Navigator.pop(ctx),
                      child: const Text('Close'),
                    ),
                  ],
                ),
              );
            },
            child: const Text('Hide Keyboard + Dialog'),
          ),
          Expanded(
            child: ListView.builder(
              itemCount: 50,
              itemBuilder: (_, i) => ListTile(title: Text('Item $i')),
            ),
          ),
          const Padding(
            padding: EdgeInsets.all(8),
            child: TextField(
              decoration: InputDecoration(hintText: 'Input'),
            ),
          ),
        ],
      ),
    );
  }
}