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main.dart
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main.dart
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import 'package:circle_flags/circle_flags.dart';
import 'package:flutter/material.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatefulWidget {
const MyApp({super.key});
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
bool preloaded = false;
bool showFlags = false;
@override
void initState() {
super.initState();
}
@override
void didChangeDependencies() {
super.didChangeDependencies();
// preloading flags so they how instantly (mostly useful for web)
if (!preloaded) {
CircleFlag.preload(Flags.values);
preloaded = true;
}
}
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
brightness: Brightness.light,
primarySwatch: Colors.blue,
),
home: Scaffold(
appBar: AppBar(
title: const Text('Flags'),
),
body: showFlags
? ListView.builder(
itemCount: Flags.values.length,
itemBuilder: (context, index) => Padding(
padding: const EdgeInsets.all(8.0),
child: ListTile(
leading: CircleFlag(
Flags.values[index],
size: 32,
),
title: Text(Flags.values[index]),
onTap: () {},
),
),
)
: Center(
child: ElevatedButton(
onPressed: () {
setState(() {
showFlags = true;
});
},
child: const Text('show')),
),
),
);
}
}