Implement settings

flutter/lib/pages/settings/settings_picker_screen.dart

@@ -0,0 +1,43 @@
+import 'package:flutter/material.dart';
+import 'package:settings_ui/settings_ui.dart';
+
+class SettingsPickerScreen<T> extends StatelessWidget {
+  const SettingsPickerScreen({
+    Key? key,
+    required this.title,
+    required this.initialValue,
+    required this.values,
+    required this.onValueChanged,
+    this.icons,
+  }) : super(key: key);
+
+  final String title;
+  final T initialValue;
+  final List<T> values;
+  final void Function(T value) onValueChanged;
+  final Widget Function(T v)? icons;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: Text(title)),
+      body: SettingsList(
+        platform: PlatformUtils.detectPlatform(context),
+        sections: [
+          SettingsSection(
+            tiles: values.map((e) {
+              return SettingsTile(
+                leading: icons != null ? icons!(e) : null,
+                title: Text(e.toString()),
+                onPressed: (_) {
+                  onValueChanged(e);
+                  Navigator.of(context).pop();
+                },
+              );
+            }).toList(),
+          ),
+        ],
+      ),
+    );
+  }
+}