opt reorder

Signed-off-by: dom <githubaccount56556@proton.me>

lib/common/widgets/reorder_mixin.dart

@@ -0,0 +1,18 @@
+import 'package:flutter/material.dart';
+
+mixin ReorderMixin<T extends StatefulWidget> on State<T> {
+  late ColorScheme scheme;
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    scheme = ColorScheme.of(context);
+  }
+
+  Widget proxyDecorator(Widget child, _, _) {
+    return ColoredBox(
+      color: scheme.onInverseSurface,
+      child: child,
+    );
+  }
+}

lib/pages/fav_folder_sort/view.dart

@@ -1,3 +1,4 @@
+import 'package:PiliPlus/common/widgets/reorder_mixin.dart';
 import 'package:PiliPlus/http/fav.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/models_new/fav/fav_folder/list.dart';
@@ -16,10 +17,10 @@ class FavFolderSortPage extends StatefulWidget {
   State<FavFolderSortPage> createState() => _FavFolderSortPageState();
 }
 
-class _FavFolderSortPageState extends State<FavFolderSortPage> {
+class _FavFolderSortPageState extends State<FavFolderSortPage>
+    with ReorderMixin {
   FavController get _favController => widget.favController;
 
-  final GlobalKey _key = GlobalKey();
   late List<FavFolderInfo> sortList = List<FavFolderInfo>.from(
     _favController.loadingState.value.data!,
   );
@@ -73,8 +74,8 @@ class _FavFolderSortPageState extends State<FavFolderSortPage> {
 
   Widget get _buildBody {
     return ReorderableListView.builder(
-      key: _key,
       onReorder: onReorder,
+      proxyDecorator: proxyDecorator,
       physics: const AlwaysScrollableScrollPhysics(),
       itemCount: sortList.length,
       padding:

lib/pages/fav_sort/view.dart

@@ -1,3 +1,4 @@
+import 'package:PiliPlus/common/widgets/reorder_mixin.dart';
 import 'package:PiliPlus/http/fav.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/models_new/fav/fav_detail/media.dart';
@@ -17,10 +18,9 @@ class FavSortPage extends StatefulWidget {
   State<FavSortPage> createState() => _FavSortPageState();
 }
 
-class _FavSortPageState extends State<FavSortPage> {
+class _FavSortPageState extends State<FavSortPage> with ReorderMixin {
   FavDetailController get _favDetailController => widget.favDetailController;
 
-  final GlobalKey _key = GlobalKey();
   late List<FavDetailItemModel> sortList = List<FavDetailItemModel>.from(
     _favDetailController.loadingState.value.data!,
   );
@@ -102,8 +102,8 @@ class _FavSortPageState extends State<FavSortPage> {
 
   Widget get _buildBody {
     final child = ReorderableListView.builder(
-      key: _key,
       onReorder: onReorder,
+      proxyDecorator: proxyDecorator,
       physics: const AlwaysScrollableScrollPhysics(),
       padding:
           MediaQuery.viewPaddingOf(context).copyWith(top: 0) +

lib/pages/follow_tag_sort/view.dart

@@ -1,3 +1,4 @@
+import 'package:PiliPlus/common/widgets/reorder_mixin.dart';
 import 'package:PiliPlus/http/follow.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/models/member/tags.dart';
@@ -16,9 +17,8 @@ class FollowTagSortPage extends StatefulWidget {
   State<FollowTagSortPage> createState() => _FollowTagSortPageState();
 }
 
-class _FollowTagSortPageState extends State<FollowTagSortPage> {
-  late ColorScheme _scheme;
-  final GlobalKey _key = GlobalKey();
+class _FollowTagSortPageState extends State<FollowTagSortPage>
+    with ReorderMixin {
   final List<MemberTagItemModel> _defTags = <MemberTagItemModel>[];
   final List<MemberTagItemModel> _customTags = <MemberTagItemModel>[];
 
@@ -34,12 +34,6 @@ class _FollowTagSortPageState extends State<FollowTagSortPage> {
     }
   }
 
-  @override
-  void didChangeDependencies() {
-    super.didChangeDependencies();
-    _scheme = ColorScheme.of(context);
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -90,12 +84,12 @@ class _FollowTagSortPageState extends State<FollowTagSortPage> {
 
   Widget get _buildBody {
     return ReorderableListView.builder(
-      key: _key,
       onReorder: onReorder,
+      proxyDecorator: proxyDecorator,
       physics: const AlwaysScrollableScrollPhysics(),
-      padding:
-          MediaQuery.viewPaddingOf(context).copyWith(top: 0) +
-          const EdgeInsets.only(bottom: 100),
+      padding: EdgeInsets.only(
+        bottom: MediaQuery.viewPaddingOf(context).bottom + 100,
+      ),
       header: Column(
         children: _defTags.map((e) => _buildItem(e, enabled: false)).toList(),
       ),
@@ -111,14 +105,14 @@ class _FollowTagSortPageState extends State<FollowTagSortPage> {
     bool enabled = true,
   }) {
     return ListTile(
-      textColor: enabled ? null : _scheme.outline,
+      textColor: enabled ? null : scheme.outline,
       key: ValueKey(item.tagid),
       leading: enabled
           ? const Icon(Icons.group_outlined)
           : Icon(
               size: 23,
               Icons.lock_outline,
-              color: _scheme.outline,
+              color: scheme.outline,
             ),
       minLeadingWidth: 0,
       title: Text('${item.name} (${item.count})'),

lib/pages/setting/pages/bar_set.dart

@@ -1,4 +1,5 @@
 import 'package:PiliPlus/common/widgets/pair.dart';
+import 'package:PiliPlus/common/widgets/reorder_mixin.dart';
 import 'package:PiliPlus/models/common/enum_with_label.dart';
 import 'package:PiliPlus/utils/storage.dart';
 import 'package:flutter/material.dart';
@@ -12,7 +13,7 @@ class BarSetPage extends StatefulWidget {
   State<BarSetPage> createState() => _BarSetPageState();
 }
 
-class _BarSetPageState extends State<BarSetPage> {
+class _BarSetPageState extends State<BarSetPage> with ReorderMixin {
   late final String key;
   late final String title;
   late final List<Pair<EnumWithLabel, bool>> list;
@@ -71,6 +72,7 @@ class _BarSetPageState extends State<BarSetPage> {
       ),
       body: ReorderableListView(
         onReorder: onReorder,
+        proxyDecorator: proxyDecorator,
         footer: Padding(
           padding:
               MediaQuery.viewPaddingOf(context).copyWith(top: 0, left: 0) +