134 lines
3.8 KiB
Dart
134 lines
3.8 KiB
Dart
import 'package:aves/theme/durations.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class MenuRow extends StatelessWidget {
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final String text;
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final Widget? icon;
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const MenuRow({
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super.key,
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required this.text,
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this.icon,
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});
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@override
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Widget build(BuildContext context) {
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return Row(
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children: [
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if (icon != null)
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Padding(
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padding: const EdgeInsetsDirectional.only(end: 12),
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child: IconTheme.merge(
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data: IconThemeData(
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color: ListTileTheme.of(context).iconColor,
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),
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child: icon!,
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),
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),
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Expanded(child: Text(text)),
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],
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);
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}
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}
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// scale icons according to text scale
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class MenuIconTheme extends StatelessWidget {
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final Widget child;
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const MenuIconTheme({
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super.key,
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required this.child,
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});
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@override
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Widget build(BuildContext context) {
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final iconTheme = IconTheme.of(context);
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return IconTheme(
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data: iconTheme.copyWith(
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size: iconTheme.size! * MediaQuery.textScaleFactorOf(context),
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),
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child: child,
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);
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}
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}
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class PopupMenuItemExpansionPanel<T> extends StatefulWidget {
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final bool enabled;
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final String value;
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final ValueNotifier<String?> expandedNotifier;
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final IconData icon;
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final String title;
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final List<PopupMenuEntry<T>> items;
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PopupMenuItemExpansionPanel({
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super.key,
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this.enabled = true,
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required this.value,
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ValueNotifier<String?>? expandedNotifier,
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required this.icon,
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required this.title,
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required this.items,
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}) : expandedNotifier = expandedNotifier ?? ValueNotifier(null);
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@override
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State<PopupMenuItemExpansionPanel<T>> createState() => _PopupMenuItemExpansionPanelState<T>();
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}
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class _PopupMenuItemExpansionPanelState<T> extends State<PopupMenuItemExpansionPanel<T>> {
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// ref `_kMenuHorizontalPadding` used in `PopupMenuItem`
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static const double _horizontalPadding = 16;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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var style = PopupMenuTheme.of(context).textStyle ?? theme.textTheme.titleMedium!;
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if (!widget.enabled) {
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style = style.copyWith(color: theme.disabledColor);
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}
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final animationDuration = context.select<DurationsData, Duration>((v) => v.expansionTileAnimation);
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Widget child = ValueListenableBuilder<String?>(
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valueListenable: widget.expandedNotifier,
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builder: (context, expandedValue, child) {
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return ExpansionPanelList(
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expansionCallback: (index, isExpanded) {
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widget.expandedNotifier.value = isExpanded ? null : widget.value;
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},
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animationDuration: animationDuration,
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expandedHeaderPadding: EdgeInsets.zero,
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elevation: 0,
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children: [
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ExpansionPanel(
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headerBuilder: (context, isExpanded) => DefaultTextStyle(
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style: style,
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: _horizontalPadding),
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child: MenuRow(
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text: widget.title,
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icon: Icon(widget.icon),
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),
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),
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),
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body: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const PopupMenuDivider(height: 0),
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...widget.items,
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const PopupMenuDivider(height: 0),
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],
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),
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isExpanded: expandedValue == widget.value,
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canTapOnHeader: true,
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backgroundColor: Colors.transparent,
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),
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],
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);
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},
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);
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if (!widget.enabled) {
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child = IgnorePointer(child: child);
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}
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return child;
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}
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}
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