m3_lightmeter/lib/screens/settings/components/shared/dialog_picker.dart

75 lines
1.9 KiB
Dart
Raw Normal View History

import 'package:flutter/material.dart';
import 'package:lightmeter/generated/l10n.dart';
import 'package:lightmeter/res/dimens.dart';
class DialogPicker<T> extends StatefulWidget {
final String title;
final T selectedValue;
final List<T> values;
final String Function(BuildContext context, T value) titleAdapter;
const DialogPicker({
required this.title,
required this.selectedValue,
required this.values,
required this.titleAdapter,
super.key,
});
@override
State<DialogPicker<T>> createState() => _DialogPickerState<T>();
}
class _DialogPickerState<T> extends State<DialogPicker<T>> {
late T _selected = widget.selectedValue;
@override
Widget build(BuildContext context) {
return AlertDialog(
titlePadding: const EdgeInsets.fromLTRB(
Dimens.paddingL,
Dimens.paddingL,
Dimens.paddingL,
Dimens.paddingM,
),
title: Text(widget.title),
contentPadding: EdgeInsets.zero,
content: Column(
mainAxisSize: MainAxisSize.min,
children: widget.values
.map(
(e) => RadioListTile(
value: e,
groupValue: _selected,
title: Text(widget.titleAdapter(context, e)),
onChanged: (T? value) {
if (value != null) {
setState(() {
_selected = value;
});
}
},
),
)
.toList(),
),
actionsPadding: const EdgeInsets.fromLTRB(
Dimens.paddingL,
Dimens.paddingM,
Dimens.paddingL,
Dimens.paddingL,
),
actions: [
TextButton(
onPressed: Navigator.of(context).pop,
child: Text(S.of(context).cancel),
),
TextButton(
onPressed: () => Navigator.of(context).pop(_selected),
child: Text(S.of(context).select),
),
],
);
}
}