aves/lib/widgets/common/aves_selection_dialog.dart
2020-09-04 22:10:30 +09:00

60 lines
1.5 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'aves_dialog.dart';
class AvesSelectionDialog<T> extends StatefulWidget {
final T initialValue;
final Map<T, String> options;
final String title;
const AvesSelectionDialog({
@required this.initialValue,
@required this.options,
@required this.title,
});
@override
_AvesSelectionDialogState<T> createState() => _AvesSelectionDialogState<T>();
}
class _AvesSelectionDialogState<T> extends State<AvesSelectionDialog> {
T _selectedValue;
@override
void initState() {
super.initState();
_selectedValue = widget.initialValue;
}
@override
Widget build(BuildContext context) {
return AvesDialog(
title: widget.title,
scrollableContent: widget.options.entries.map((kv) => _buildRadioListTile(kv.key, kv.value)).toList(),
actions: [
FlatButton(
onPressed: () => Navigator.pop(context),
child: Text('Cancel'.toUpperCase()),
),
],
);
}
Widget _buildRadioListTile(T value, String title) => RadioListTile<T>(
key: Key(value.toString()),
value: value,
groupValue: _selectedValue,
onChanged: (v) {
_selectedValue = v;
Navigator.pop(context, _selectedValue);
setState(() {});
},
title: Text(
title,
softWrap: false,
overflow: TextOverflow.fade,
maxLines: 1,
),
);
}