From c840190aecca6baab77c21a700306d0e69a80572 Mon Sep 17 00:00:00 2001
From: Thibault Deckers <thibault.deckers@gmail.com>
Date: Tue, 19 Jan 2021 19:06:03 +0900
Subject: [PATCH] collection: scroll to top on filter change

---
 lib/widgets/collection/thumbnail_collection.dart | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/widgets/collection/thumbnail_collection.dart b/lib/widgets/collection/thumbnail_collection.dart
index 3ffed368c..ccc9791dc 100644
--- a/lib/widgets/collection/thumbnail_collection.dart
+++ b/lib/widgets/collection/thumbnail_collection.dart
@@ -195,10 +195,12 @@ class _CollectionScrollViewState extends State<CollectionScrollView> {
   }
 
   void _registerWidget(CollectionScrollView widget) {
+    widget.collection.filterChangeNotifier.addListener(_onFilterChange);
     widget.scrollController.addListener(_onScrollChange);
   }
 
   void _unregisterWidget(CollectionScrollView widget) {
+    widget.collection.filterChangeNotifier.removeListener(_onFilterChange);
     widget.scrollController.removeListener(_onScrollChange);
   }
 
@@ -281,6 +283,8 @@ class _CollectionScrollViewState extends State<CollectionScrollView> {
     );
   }
 
+  void _onFilterChange() => widget.scrollController.jumpTo(0);
+
   void _onScrollChange() {
     widget.isScrollingNotifier.value = true;
     _stopScrollMonitoringTimer();