Signals

Signals

Einfacher Counter mit globalem Signal

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

final counter = signal(0);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: Text('Signals with Global Signal')),
        body: Center(
          child: SignalBuilder(builder: (context) => Text('Value: $counter')),
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: () => counter.value++,
          child: Icon(Icons.add),
        ),
      ),
    );
  }
}

Signals mit Service Locator GetIt

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

final counter = signal(0);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: Text('Signals with Global Signal')),
        body: Center(
          child: SignalBuilder(builder: (context) => Text('Value: $counter')),
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: () => counter.value++,
          child: Icon(Icons.add),
        ),
      ),
    );
  }
}