From 176c1edb74ab334603a7fef5b4a1f4e865e00826 Mon Sep 17 00:00:00 2001
From: assistenza <matteoberla02@gmail.com>
Date: Tue, 30 Apr 2024 14:56:28 +0200
Subject: [PATCH] fix issue Sticky header not updated on web #202

---
 lib/grouped_list.dart | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/grouped_list.dart b/lib/grouped_list.dart
index 7b69671..341ec6f 100644
--- a/lib/grouped_list.dart
+++ b/lib/grouped_list.dart
@@ -279,7 +279,11 @@ class _GroupedListViewState<T, E> extends State<GroupedListView<T, E>> {
   void initState() {
     _controller = widget.controller ?? ScrollController();
     if (widget.useStickyGroupSeparators) {
-      _controller.addListener(_scrollListener);
+      _controller.addListener(() {
+        WidgetsBinding.instance.addPostFrameCallback((_) {
+          _scrollListener();
+        });
+      });
     }
     super.initState();
   }