Signals functional widgets

main.dart

// ignore_for_file: non_constant_identifier_names

import 'package:flutter/material.dart';
import 'package:signals/signals_flutter.dart';

void main() {
  runApp(MaterialApp(
    debugShowCheckedModeBanner: false,
    home: Counter(),
  ));
}

Widget Counter() {
  final counter = signal(0);
  return Scaffold(
    appBar: AppBar(
      title: const Text('Example'),
    ),
    body: Center(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          const Text('You have pushed the button this many times:'),
          Watch((context) {
            return Text(
              '$counter',
              style: Theme.of(context).textTheme.headlineMedium,
            );
          }),
        ],
      ),
    ),
    floatingActionButton: FloatingActionButton(
      onPressed: () => counter.value++,
      tooltip: 'Increment',
      child: const Icon(Icons.add),
    ),
  );
}