reactiv 0.1.1 reactiv: ^0.1.1 copied to clipboard
Reactive state management approach and dependency injection inspired by GetX
import 'package:flutter/material.dart';
import 'package:reactiv/controllers/reactive_controller.dart';
import 'package:reactiv/dependency_management/dependency.dart';
import 'package:reactiv/state_management/reactive_types.dart';
import 'package:reactiv/state_management/widgets/observer.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
void initState() {
super.initState();
Dependency.put<TestPageController>(TestPageController());
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: TestPageScreen(),
);
}
}
class TestPageController extends ReactiveController {
final count = ReactiveInt(0);
@override
void onInit() {
super.onInit();
}
increment() {
count.value++;
}
}
class TestPageScreen extends StatelessWidget {
const TestPageScreen({Key? key}) : super(key: key);
TestPageController get controller => Dependency.find<TestPageController>();
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(
child: Observer(
listen: controller.count,
update: (count) {
return Center(child: Text('Count: $count'));
},
),
),
floatingActionButton: FloatingActionButton(
onPressed: () => controller.increment(),
tooltip: 'Increment',
child: const Icon(Icons.add),
),
);
}
}