buildNavigationBadgePreview function

Implementation

@Preview(name: 'Navigation Badge')
Widget buildNavigationBadgePreview() => MaterialApp(
  theme: ThemeData(
    colorScheme: ColorScheme.fromSeed(seedColor: Colors.red),
    useMaterial3: true,
  ),
  home: Scaffold(
    appBar: AppBar(
      title: const Text('Navigation Badges'),
      backgroundColor: Colors.red.shade50,
    ),
    body: const _BadgeExamples(),
  ),
);