[linux] system theme changes not followed on gnome 42 #101438
Description
Steps to Reproduce
- Run
flutter create - Add
darkTheme: ThemeData.dark() - Toggle between light and dark system themes (Settings -> Appearance)
Expected results:
Flutter app adapts to the system theme mode.
Actual results:
Flutter app detects the correct theme mode on startup but doesn't change after that.
Code sample
import 'package:flutter/material.dart';
void main() {
runApp(MaterialApp(
theme: ThemeData.light(),
darkTheme: ThemeData.dark(),
home: Scaffold(
appBar: AppBar(
title: const Text('Theme'),
),
),
));
}Logs
[✓] Flutter (Channel master, 2.13.0-0.0.pre.393, on Ubuntu Jammy Jellyfish (development branch) 5.15.0-25-generic, locale en_US.UTF-8)
• Flutter version 2.13.0-0.0.pre.393 at /home/jpnurmi/Flutter
• Upstream repository https://github.com/flutter/flutter.git
• Framework revision 94fefaa49d (6 hours ago), 2022-04-06 17:17:34 +0530
• Engine revision 45bedbe841
• Dart version 2.17.0 (build 2.17.0-266.0.dev)
• DevTools version 2.12.1
[✓] Android toolchain - develop for Android devices (Android SDK version 31.0.0)
• Android SDK at /home/jpnurmi/Android/Sdk
• Platform android-31, build-tools 31.0.0
• ANDROID_SDK_ROOT = /home/jpnurmi/Android/Sdk
• Java binary at: /home/jpnurmi/Android/android-studio/jre/bin/java
• Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7249189)
• All Android licenses accepted.
[✓] Linux toolchain - develop for Linux desktop
• Ubuntu clang version 14.0.0-1ubuntu1
• cmake version 3.22.1
• ninja version 1.10.1
• pkg-config version 0.29.2
[✓] Android Studio (version 2020.3)
• Android Studio at /home/jpnurmi/Android/android-studio
• Flutter plugin can be installed from:
🔨 https://plugins.jetbrains.com/plugin/9212-flutter
• Dart plugin can be installed from:
🔨 https://plugins.jetbrains.com/plugin/6351-dart
• Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7249189)
[✓] VS Code
• VS Code at /snap/code/current
• Flutter extension version 3.38.1
[✓] Connected device (1 available)
• Linux (desktop) • linux • linux-x64 • Ubuntu Jammy Jellyfish (development branch) 5.15.0-25-generic
[✓] HTTP Host Availability
• All required HTTP hosts are available
• No issues found!
