flutter_use 0.0.3 flutter_use: ^0.0.3 copied to clipboard
Collection of Flutter Hooks.
import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:flutter_use/flutter_use.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(),
);
}
}
class SampleError extends Error {
SampleError(this.message);
final String message;
}
class UseError extends Error {}
class SampleException implements Exception {}
class UseException implements Exception {}
class MyHomePage extends HookWidget {
const MyHomePage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
debugPrint("build");
final toggleState = useToggle(false);
return Scaffold(
body: SingleChildScrollView(
padding: const EdgeInsets.symmetric(vertical: 32),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Text("-- Toggle --"),
Text("${toggleState.value}"),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
ElevatedButton(
onPressed: () {
toggleState.toggle();
},
child: const Text('toggle'),
),
ElevatedButton(
onPressed: () {
toggleState.toggle(true);
},
child: const Text('true'),
),
ElevatedButton(
onPressed: () {
toggleState.toggle(false);
},
child: const Text('false'),
),
],
),
],
),
),
),
);
}
}