From 2e94488eb42aceea19c88cbc0e32c96206db9403 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Wed, 26 Jan 2022 10:29:15 +0300
Subject: [PATCH] Fix possible crash in ListWidget destructor.

---
 .../SourceFiles/history/view/history_view_list_widget.cpp    | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/history/view/history_view_list_widget.cpp b/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
index 78248f9f8..b397d68eb 100644
--- a/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
@@ -3181,7 +3181,10 @@ void ListWidget::setEmptyInfoWidget(base::unique_qptr<Ui::RpWidget> &&w) {
 	_emptyInfo = std::move(w);
 }
 
-ListWidget::~ListWidget() = default;
+ListWidget::~ListWidget() {
+	// Destroy child widgets first, because they may invoke leaveEvent-s.
+	_emptyInfo = nullptr;
+}
 
 void ConfirmDeleteSelectedItems(not_null<ListWidget*> widget) {
 	const auto items = widget->getSelectedItems();