rxstream 1.0.0 rxstream: ^1.0.0 copied to clipboard
A new Flutter package project.
import 'package:flutter/material.dart';
import 'package:rxstream/rxstream.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: 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({Key? key, required this.title}) : super(key: key);
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
final _counter = Rx<int>();
final _version = Rx('1.0.0');
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
drawer: Drawer(
child: CustomScrollView(
physics: const ClampingScrollPhysics(),
slivers: [
SliverFillRemaining(
hasScrollBody: false,
child: Align(
alignment: Alignment.bottomCenter,
child: ListTile(
title: StreamBuilder<String>(
stream: _version.stream,
initialData: '0.0.1',
builder: (context, snapshot) {
return Text(snapshot.data ?? '');
}),
leading: const Icon(Icons.logout_outlined),
onTap: () {
_version.add('2.0.0');
},
),
),
),
],
),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text(
'You have pushed the button this many times:',
),
StreamBuilder<int?>(
stream: _counter.stream,
initialData: 0,
builder: (context, snapshot) {
return Text(
'${snapshot.data}',
style: Theme.of(context).textTheme.headline4,
);
}),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: () {
final value = _counter.value ?? 0;
_counter.add(value + 1);
},
tooltip: 'Increment',
child: const Icon(Icons.add),
),
);
}
}