Files
GitJournal/lib/settings/widgets/settings_list_preference.dart
2023-02-21 16:10:55 +01:00

148 lines
3.5 KiB
Dart

/*
* SPDX-FileCopyrightText: 2019-2021 Vishesh Handa <me@vhanda.in>
*
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
import 'package:flutter/material.dart';
import 'package:function_types/function_types.dart';
import 'package:gitjournal/l10n.dart';
class ListPreference extends StatelessWidget {
final String title;
final String? currentOption;
final List<String> options;
final Func1<String, void> onChange;
final bool enabled;
const ListPreference({
required this.title,
required this.currentOption,
required this.options,
required this.onChange,
this.enabled = true,
super.key,
});
@override
Widget build(BuildContext context) {
return ListTile(
title: Text(title),
subtitle: Text(currentOption!),
onTap: () async {
var option = await showDialog<String>(
context: context,
builder: (_) => ListPreferenceSelectionDialog(
title: title,
options: options,
currentOption: currentOption,
),
);
if (option != null) {
onChange(option);
}
},
enabled: enabled,
);
}
}
class ListPreferenceSelectionDialog extends StatelessWidget {
final List<String> options;
final String? currentOption;
final String title;
const ListPreferenceSelectionDialog({
super.key,
required this.options,
this.currentOption,
required this.title,
});
@override
Widget build(BuildContext context) {
return AlertDialog(
title: Text(title),
titlePadding: const EdgeInsets.fromLTRB(24, 24, 24, 16),
content: SizedBox(
width: double.maxFinite,
child: ScrollConfiguration(
behavior: _NoScrollBehavior(),
child: ListView(
shrinkWrap: true,
children: [
for (var o in options)
_LabeledRadio(
label: o,
value: o,
groupValue: currentOption,
onChanged: (String? val) {
Navigator.of(context).pop(val);
},
),
],
),
),
),
contentPadding: EdgeInsets.zero,
actions: <Widget>[
TextButton(
child: Text(context.loc.settingsCancel),
onPressed: () {
Navigator.of(context).pop();
},
)
],
actionsPadding: const EdgeInsets.fromLTRB(0, 0, 8, 8),
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(8.0)),
),
);
}
}
class _LabeledRadio extends StatelessWidget {
const _LabeledRadio({
required this.label,
required this.groupValue,
required this.value,
required this.onChanged,
});
final String label;
final String? groupValue;
final String? value;
final Func1<String?, void> onChanged;
@override
Widget build(BuildContext context) {
return InkWell(
onTap: () {
if (value != groupValue) onChanged(value);
},
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 8.0),
child: Row(
children: <Widget>[
Radio<String?>(
groupValue: groupValue,
value: value,
onChanged: onChanged,
),
Text(label),
],
),
),
);
}
}
class _NoScrollBehavior extends ScrollBehavior {
@override
Widget buildOverscrollIndicator(
BuildContext context, Widget child, ScrollableDetails details) {
return child;
}
}