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wolf_dart/packages/wolf_3d_flutter/lib/widgets/wolf3d_app.dart
T

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2.0 KiB
Dart

library;
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:wolf_3d_flutter/wolf_3d_flutter.dart';
/// Minimal app shell that binds a prepared [Wolf3dFlutterEngine] instance to
/// host screens.
class Wolf3dApp extends StatefulWidget {
/// Shared initialized facade that owns game data, input, and audio services.
final Wolf3dFlutterEngine engine;
const Wolf3dApp({
super.key,
required this.engine,
});
@override
State<Wolf3dApp> createState() => _Wolf3dAppState();
}
class _Wolf3dAppState extends State<Wolf3dApp> with WidgetsBindingObserver {
late final Wolf3dAppManager _manager;
@override
void initState() {
super.initState();
_manager = Wolf3dAppManager(engine: widget.engine);
WidgetsBinding.instance.addObserver(this);
}
@override
void dispose() {
WidgetsBinding.instance.removeObserver(this);
unawaited(_manager.ensureAudioShutdown());
super.dispose();
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
if (state == AppLifecycleState.detached) {
unawaited(_manager.ensureAudioShutdown());
}
}
Future<void> _pickGameDataDirectory() {
return _manager.pickGameDataDirectory(
notifyChanged: () {
if (mounted) {
setState(() {});
}
},
);
}
Future<void> _pickGameDataFiles() {
return _manager.pickGameDataFiles(
notifyChanged: () {
if (mounted) {
setState(() {});
}
},
);
}
@override
Widget build(BuildContext context) {
return widget.engine.availableGames.isEmpty
? NoGameDataScreen(
configuredDataDirectory: widget.engine.configuredDataDirectory,
onPickGameDataDirectory: _pickGameDataDirectory,
onPickGameDataFiles: _pickGameDataFiles,
isLoadingGameData: _manager.isLoadingGameData,
pickerError: _manager.pickerError,
)
: GameScreen(wolf3d: widget.engine);
}
}