tiny_provider 0.0.1

A lightweight Flutter library to manage state (intended for packages)

example/lib/main.dart

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

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

class CounterController extends ChangeNotifier {
  int _counter = 0;

  int get counter => _counter;

  void increment() {
    _counter++;
    notifyListeners();
  }

  @override
  String toString() {
    return 'CounterController{counter: $_counter}';
  }
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'Flutter Demo',
        theme: ThemeData(
          primarySwatch: Colors.blue,
        ),
        home: TinyProvider(
            create: (context) => CounterController(),
            builder: (context, controller) {
              return Scaffold(
                  appBar: AppBar(
                    title: const Text('Flutter Demo Home Page'),
                  ),
                  body: Scaffold(
                      body: Row(
                    children: [
                      Column(children: const [
                        Text("Version TinyBuilderFor"),
                        IncrementCounter(),
                      ]),
                      Column(children: const [
                        Text("Version TinyStatelessWidget"),
                        IncrementCounterExtendVersion(),
                      ]),
                      Column(children: const [
                        Text("Version TinyStatefulWidget"),
                        IncrementCounterExtendStatefulVersion(),
                      ]),
                    ],
                  )),
                  floatingActionButton: FloatingActionButton(
                    onPressed: controller.increment,
                    tooltip: 'Increment',
                    child: const Icon(Icons.add),
                  ));
            }));
  }
}

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

  @override
  Widget build(BuildContext context) {
    return TinyChangeNotifierBuilder<CounterController>(
      builder: (BuildContext context, CounterController controller) {
        return Text("Counter: ${controller.counter}");
      },
    );
  }
}

class IncrementCounterExtendVersion
    extends TinyConsumerWidget<CounterController> {
  const IncrementCounterExtendVersion({super.key});

  @override
  Widget buildWithController(
      BuildContext context, CounterController controller) {
    return Text("Counter: ${(controller).counter}");
  }
}

class IncrementCounterExtendStatefulVersion
    extends TinyListenableProvider<CounterController> {
  const IncrementCounterExtendStatefulVersion({Key? key}) : super(key: key);

  @override
  TinyListenableProviderState<TinyListenableProvider<CounterController>, CounterController>
      createState() {
    return _IncrementCounterExtendStatefulVersionState();
  }
}

class _IncrementCounterExtendStatefulVersionState extends TinyListenableProviderState<
    IncrementCounterExtendStatefulVersion, CounterController> {
  @override
  Widget buildWithController(
      BuildContext context, CounterController controller) {
    return Text("Counter: ${controller.counter}");
  }
}