Feat: Image favorites (#126)

* feat: 增加图片收藏

* feat: 主体图片收藏页面实现

* feat: 点击打开大图浏览

* feat: 数据结构变更

* feat: 基本完成

* feat: 翻译与bug修复

* feat: 实机测试和问题修复

* feat: jm导入, pica历史记录nhentai有问题, 一键反转

* fix: 大小写不一致, 一个htManga, 一个htmanga

* feat: 拉取收藏优化

* feat: 改成以ep为准

* feat: 兜底一些可能报错场景

* chore: 没有用到

* feat: 尽量保证和网络收藏顺序一致

* feat: 支持显示热点tag

* feat: 支持双击收藏, 不过此时禁止放大图片

* fix: 自动塞封面逻辑完善, 切换快速收藏图片立刻生效

* Refactor

* fix updateValue

* feat: 双击功能提示

* fix: 被确定取消收藏的才删除

* Refactor ImageFavoritesPage

* translate author

* feat: 功能提示改到dialog中

* fix text editing

* fix text editing

* feat: 功能提示放到邮件或长按菜单中

* fix: 修复tag过滤不生效问题

* Improve image loading

* The default value of quickCollectImage should be false.

* Refactor DragListener

* Refactor ImageFavoriteItem & ImageFavoritePhotoView

* Refactor

* Fix `ImageFavoriteManager.has`

* Fix UI

* Improve UI

---------

Co-authored-by: nyne <me@nyne.dev>

lib/components/appbar.dart

@@ -577,6 +577,51 @@ class _IndicatorPainter extends CustomPainter {
   }
 }
 
+class TabViewBody extends StatefulWidget {
+  /// Create a tab view body, which will show the child at the current tab index.
+  const TabViewBody({super.key, required this.children, this.controller});
+
+  final List<Widget> children;
+
+  final TabController? controller;
+
+  @override
+  State<TabViewBody> createState() => _TabViewBodyState();
+}
+
+class _TabViewBodyState extends State<TabViewBody> {
+  late TabController _controller;
+
+  int _currentIndex = 0;
+
+  void updateIndex() {
+    if (_controller.index != _currentIndex) {
+      setState(() {
+        _currentIndex = _controller.index;
+      });
+    }
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    _controller = widget.controller ?? DefaultTabController.of(context);
+    _controller.addListener(updateIndex);
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+    _controller.removeListener(updateIndex);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return widget.children[_currentIndex];
+  }
+}
+
+
 class SearchBarController {
   _SearchBarMixin? _state;