mvvm_bloc 0.0.2 mvvm_bloc: ^0.0.2 copied to clipboard
Flutter MVVM Architecture with BLoC Pattern
import 'package:flutter/material.dart';
import 'package:flutter_live_data/flutter_live_data.dart';
import 'package:mvvm_bloc/mvvm_bloc.dart' as ui;
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.lightGreen,
),
home: MyHomeViewController(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomeViewController extends ui.ViewControllerWidget {
MyHomeViewController({Key key, this.title}) : super(key: key);
final String title;
@override
ui.View getView() => _MyMainView();
}
class _MyMainView extends ui.View<MyHomeViewController, _MyMainViewModel> {
_MyMainView() {
$viewModel = _MyMainViewModel(this);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text(
'You have pushed the button this many times:',
),
$watch($viewModel.counter, id: #counter1, builder: (BuildContext context, count) {
return Text(
'$count',
);
}),
$watch($viewModel.counter, id: #counter2, builder: (BuildContext context, count) {
return Text(
'$count',
);
}),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: $viewModel.incrementCounter,
tooltip: 'Increment',
child: Icon(Icons.add),
),
);
}
}
class _MyMainViewModel extends ui.ViewModel {
final LiveData<int> counter;
_MyMainViewModel(LifeCycleObserver observer)
: counter = LiveData(initValue: 1);
@override
void dispose() {
counter.dispose();
super.dispose();
}
void incrementCounter() {
counter.value++;
}
}