initial commit

2026-07-27 14:42:23 +02:00
commit 833c68a189
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+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+import '../../../core/theme/theme_mode_provider.dart';
+
+/// The full three-way Light/Dark/System control. The top bar's quick
+/// sun/moon icon (`NavRailShell`) only ever toggles between explicit
+/// light/dark — this is the one place "follow system" can be chosen.
+class ThemeToggle extends ConsumerWidget {
+  const ThemeToggle({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final mode = ref.watch(themeModeControllerProvider);
+
+    return SegmentedButton<ThemeMode>(
+      showSelectedIcon: false,
+      segments: const [
+        ButtonSegment(value: ThemeMode.light, label: Text('Light'), icon: Icon(Icons.light_mode_outlined, size: 16)),
+        ButtonSegment(value: ThemeMode.dark, label: Text('Dark'), icon: Icon(Icons.dark_mode_outlined, size: 16)),
+        ButtonSegment(
+          value: ThemeMode.system,
+          label: Text('System'),
+          icon: Icon(Icons.brightness_auto_outlined, size: 16),
+        ),
+      ],
+      selected: {mode},
+      onSelectionChanged: (selected) =>
+          ref.read(themeModeControllerProvider.notifier).setThemeMode(selected.first),
+    );
+  }
+}