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A neat set of tools aimed at making the state management easier.

stated #

A neat set of tools

See: Stated, Store, Rx, Disposable, ListenableBuilder

examples #

Rx.map with debounce #


final ValueListenable<int> counter1 = someCounter;
final ValueListenable<int> counter2 = anotherCounter;

final ValueListenable<int> valueListenable = Rx.map([counter1, counter2], debounce(() => counter1.value + counter2.value));

Basic Counter Example #

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

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

/// ViewModel of Counter
class CounterState {
  CounterState({
    required this.counter,
  });

  final int counter;
}

/// Counter logic
class CounterBloc extends Stated<CounterState> {
  int _counter = 0;

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

  @override
  CounterState build() =>
      CounterState(
        counter: _counter,
      );
}

/// Counter presenter
class CounterWidget extends StatelessWidget {
  CounterWidget(this.bloc);

  final CounterBloc bloc;

  @override
  Widget build(BuildContext context) =>
      GestureDetector(
        onTap: bloc.increment,
        child: Text('Counter: ${bloc.value.counter}'),
      );
}

/// Usage
class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Stated',
      home: Scaffold(
        body: StatedBuilder<CounterState>(
          create: (context) => CounterBloc(),
          builder: (context, bloc, _) => CounterWidget(bloc),
        ),
      ),
    );
  }
}


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Publisher

verified publisherswipelab.co

A neat set of tools aimed at making the state management easier.

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API reference

License

MIT (LICENSE)

Dependencies

flutter

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