lenra_client 2.1.0
lenra_client: ^2.1.0 copied to clipboard
Create your Flutter application with a Lenra backend. Add a LenraApplication at the base of your app and you can use the LenraView widget in your app.
example/lib/main.dart
import 'package:flutter/material.dart';
import 'package:lenra_client/widgets.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
useMaterial3: true,
),
home: LenraApplication(
clientId: 'XXX-XXX-XXX',
child: const MyHomePage(title: 'Flutter Demo Home Page'),
loginWidgetBuilder: (BuildContext context, VoidCallback login, Object? error) =>
Scaffold(
body: Center(
child: TextButton(
onPressed: login,
child: const Text("Login"),
),
),
)),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
MyHomePageState createState() => MyHomePageState();
}
class MyHomePageState extends State<MyHomePage> {
bool _loading = false;
@override
Widget build(BuildContext context) {
return LenraView(
route: "/counter/me",
builder: (
BuildContext context,
Map<String, dynamic> json,
ListenerCaller callListener,
) =>
Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text(
'You have pushed the button this many times:',
),
Text(
'${json["value"]}',
style: Theme.of(context).textTheme.headlineMedium,
),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: () {
setState(() {
_loading = true;
});
callListener(json["onIncrement"] as Map<String, dynamic>
..["event"] = {"value": "custom value"})
.then((_) {
setState(() {
_loading = false;
});
});
},
tooltip: 'Increment',
child: _loading
? const Center(
child: CircularProgressIndicator(),
)
: const Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.
),
loader: const Center(
child: CircularProgressIndicator(),
),
);
}
}