Code sample
``` dart
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Gemini',
themeMode: ThemeMode.dark,
debugShowCheckedModeBanner: false,
darkTheme: ThemeData.dark(
useMaterial3: true, /// TODO: We can remove it
).copyWith(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
cardTheme: CardTheme(color: Colors.blue.shade900)),
home: const MyHomePage(),
);
}
}
```
Doctor output
```console
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, 3.19.2, on macOS 12.6.2 21G320 darwin-arm64, locale en-AE)
[✓] Android toolchain - develop for Android devices (Android SDK version 34.0.0)
[!] Xcode - develop for iOS and macOS (Xcode 13.4.1)
✗ Flutter requires Xcode 14 or higher.
Download the latest version or update via the Mac App Store.
! CocoaPods 1.11.3 out of date (1.13.0 is recommended).
CocoaPods is used to retrieve the iOS and macOS platform side's plugin code that responds to your plugin usage on the Dart side.
Without CocoaPods, plugins will not work on iOS or macOS.
For more info, see https://flutter.dev/platform-plugins
To upgrade see https://guides.cocoapods.org/using/getting-started.html#updating-cocoapods for instructions.
[✓] Chrome - develop for the web
[✓] Android Studio (version 2022.3)
[✓] IntelliJ IDEA Ultimate Edition (version 2023.3.4)
[✓] Connected device (2 available)
[✓] Network resources
! Doctor found issues in 1 category.
```
Problem
As of version
v3.16, ThemeData.useMaterial3 is settrueby default."We may not need this anymore" - @khanhnwin at the Observable Flutter #38 Google AI Dart SDK session
Code sample
``` dart class MyApp extends StatelessWidget { const MyApp({super.key}); @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Gemini', themeMode: ThemeMode.dark, debugShowCheckedModeBanner: false, darkTheme: ThemeData.dark( useMaterial3: true, /// TODO: We can remove it ).copyWith( colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue), cardTheme: CardTheme(color: Colors.blue.shade900)), home: const MyHomePage(), ); } } ```Doctor output
```console Doctor summary (to see all details, run flutter doctor -v): [✓] Flutter (Channel stable, 3.19.2, on macOS 12.6.2 21G320 darwin-arm64, locale en-AE) [✓] Android toolchain - develop for Android devices (Android SDK version 34.0.0) [!] Xcode - develop for iOS and macOS (Xcode 13.4.1) ✗ Flutter requires Xcode 14 or higher. Download the latest version or update via the Mac App Store. ! CocoaPods 1.11.3 out of date (1.13.0 is recommended). CocoaPods is used to retrieve the iOS and macOS platform side's plugin code that responds to your plugin usage on the Dart side. Without CocoaPods, plugins will not work on iOS or macOS. For more info, see https://flutter.dev/platform-plugins To upgrade see https://guides.cocoapods.org/using/getting-started.html#updating-cocoapods for instructions. [✓] Chrome - develop for the web [✓] Android Studio (version 2022.3) [✓] IntelliJ IDEA Ultimate Edition (version 2023.3.4) [✓] Connected device (2 available) [✓] Network resources ! Doctor found issues in 1 category. ```