update_available 3.2.0 update_available: ^3.2.0 copied to clipboard
Know if there's any update for your Flutter app, based on published versions.
import 'package:flutter/widgets.dart';
import 'package:update_available/update_available.dart';
import 'shared/button.dart';
import 'shared/colors.dart';
void main() {
runApp(const UpdateAvailableExample());
}
class UpdateAvailableExample extends StatefulWidget {
const UpdateAvailableExample({Key? key}) : super(key: key);
@override
State<UpdateAvailableExample> createState() => _UpdateAvailableExampleState();
}
class _UpdateAvailableExampleState extends State<UpdateAvailableExample> {
String text = 'Is there any update?';
@override
Widget build(BuildContext context) {
return WidgetsApp(
color: green,
pageRouteBuilder: <T>(RouteSettings settings, WidgetBuilder builder) {
return PageRouteBuilder(
pageBuilder: (context, animation, secondaryAnimation) => builder(context),
);
},
home: Container(
padding: const EdgeInsets.all(24.0),
color: green,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
text,
textAlign: TextAlign.center,
style: const TextStyle(
color: red,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16.0),
Button(
onTap: _onTap,
child: const Padding(
padding: EdgeInsets.all(8.0),
child: Text(
'Check for update!',
style: TextStyle(
fontWeight: FontWeight.bold,
),
),
),
),
],
),
),
);
}
Future<void> _onTap() async {
setState(() {
text = 'Checking...';
});
final availability = await getUpdateAvailability();
setState(() {
text = switch (availability) {
UpdateAvailable() => "There's an update available!",
NoUpdateAvailable() => "There's no update available!",
UnknownAvailability() => "Sorry, couldn't determine if there is or not an available update!",
};
});
}
}