111 lines
3.6 KiB
Dart
111 lines
3.6 KiB
Dart
import 'package:aves/widgets/common/providers/media_query_data_provider.dart';
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import 'package:aves/widgets/settings/common/quick_actions/action_button.dart';
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import 'package:aves/widgets/settings/common/quick_actions/placeholder.dart';
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import 'package:flutter/widgets.dart';
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class AvailableActionPanel<T extends Object> extends StatelessWidget {
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final List<T> allActions, quickActions;
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final Listenable quickActionsChangeNotifier;
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final ValueNotifier<bool> panelHighlight;
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final ValueNotifier<T?> draggedQuickAction;
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final ValueNotifier<T?> draggedAvailableAction;
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final bool Function(T? action) removeQuickAction;
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final Widget? Function(T action) actionIcon;
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final String Function(BuildContext context, T action) actionText;
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const AvailableActionPanel({
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Key? key,
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required this.allActions,
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required this.quickActions,
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required this.quickActionsChangeNotifier,
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required this.panelHighlight,
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required this.draggedQuickAction,
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required this.draggedAvailableAction,
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required this.removeQuickAction,
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required this.actionIcon,
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required this.actionText,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return DragTarget<T>(
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onWillAccept: (data) {
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if (draggedQuickAction.value != null) {
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_setPanelHighlight(true);
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}
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return true;
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},
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onAcceptWithDetails: (details) {
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removeQuickAction(draggedQuickAction.value);
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_setDraggedQuickAction(null);
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_setPanelHighlight(false);
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},
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onLeave: (data) => _setPanelHighlight(false),
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builder: (context, accepted, rejected) {
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return AnimatedBuilder(
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animation: Listenable.merge([quickActionsChangeNotifier, draggedAvailableAction]),
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builder: (context, child) => Padding(
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padding: const EdgeInsets.all(8),
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child: Wrap(
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alignment: WrapAlignment.spaceEvenly,
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spacing: 8,
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runSpacing: 8,
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children: allActions.map((action) {
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final dragged = action == draggedAvailableAction.value;
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final enabled = dragged || !quickActions.contains(action);
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var child = _buildActionButton(context, action, enabled: enabled);
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if (dragged) {
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child = DraggedPlaceholder(child: child);
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}
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if (enabled) {
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child = _buildDraggable(context, action, child);
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}
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return child;
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}).toList(),
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),
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),
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);
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},
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);
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}
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Widget _buildDraggable(
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BuildContext context,
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T action,
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Widget child,
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) =>
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LongPressDraggable<T>(
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data: action,
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maxSimultaneousDrags: 1,
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onDragStarted: () => _setDraggedAvailableAction(action),
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onDragEnd: (details) => _setDraggedAvailableAction(null),
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feedback: MediaQueryDataProvider(
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child: _buildActionButton(
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context,
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action,
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showCaption: false,
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),
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),
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childWhenDragging: child,
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child: child,
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);
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Widget _buildActionButton(
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BuildContext context,
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T action, {
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bool enabled = true,
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bool showCaption = true,
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}) =>
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ActionButton(
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text: actionText(context, action),
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icon: actionIcon(action),
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enabled: enabled,
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showCaption: showCaption,
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);
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void _setDraggedQuickAction(T? action) => draggedQuickAction.value = action;
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void _setDraggedAvailableAction(T? action) => draggedAvailableAction.value = action;
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void _setPanelHighlight(bool flag) => panelHighlight.value = flag;
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}
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