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made DialogPicker content scrollable

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This commit is contained in:
Vadim 2025-07-11 22:49:16 +02:00
parent 02f60956e3
commit cfff85a7f3
1 changed files with 47 additions and 16 deletions
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63
lib/screens/settings/components/shared/dialog_picker/widget_dialog_picker.dart
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@ -1,4 +1,5 @@
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:lightmeter/generated/l10n.dart';
import 'package:lightmeter/res/dimens.dart';
@ -24,6 +25,24 @@ class DialogPicker<T> extends StatefulWidget {
class _DialogPickerState<T> extends State<DialogPicker<T>> {
late T _selected = widget.selectedValue;
final ScrollController _scrollController = ScrollController();
@override
void initState() {
super.initState();
SchedulerBinding.instance.addPostFrameCallback((_) {
final selectedIndex = widget.values.indexOf(_selected);
if (selectedIndex >= 0) {
_scrollController.jumpTo((Dimens.grid56 * selectedIndex).clamp(0, _scrollController.position.maxScrollExtent));
}
});
}
@override
void dispose() {
_scrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
@ -35,24 +54,36 @@ class _DialogPickerState<T> extends State<DialogPicker<T>> {
content: SizedBox(
width: double.maxFinite,
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
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;
});
}
},
children: [
const Divider(),
Flexible(
child: SingleChildScrollView(
controller: _scrollController,
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
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(),
),
)
.toList(),
),
),
const Divider(),
],
),
),
actionsPadding: Dimens.dialogActionsPadding,