From 16825fff41fe51211245629c77d6779ee8de3f6b Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 5 Sep 2024 11:30:37 +0400
Subject: [PATCH] Use QWheelEvent::inverted() in swipe gesture.

---
 Telegram/SourceFiles/history/history_view_swipe.cpp | 3 ++-
 Telegram/lib_ui                                     | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Telegram/SourceFiles/history/history_view_swipe.cpp b/Telegram/SourceFiles/history/history_view_swipe.cpp
index b7a95517c..794592239 100644
--- a/Telegram/SourceFiles/history/history_view_swipe.cpp
+++ b/Telegram/SourceFiles/history/history_view_swipe.cpp
@@ -229,10 +229,11 @@ void SetupSwipeHandler(
 			if (cancel) {
 				processEnd();
 			} else {
+				const auto invert = (w->inverted() ? 1 : 0);
 				updateWith({
 					.globalCursor = w->globalPosition().toPoint(),
 					.position = QPointF(),
-					.delta = state->delta - Ui::ScrollDelta(w),
+					.delta = state->delta + Ui::ScrollDelta(w) * invert,
 					.touch = false,
 				});
 			}
diff --git a/Telegram/lib_ui b/Telegram/lib_ui
index 9d2c1836e..9965046aa 160000
--- a/Telegram/lib_ui
+++ b/Telegram/lib_ui
@@ -1 +1 @@
-Subproject commit 9d2c1836ebdf48f37d1f461b19e2d4cbb60b1c2f
+Subproject commit 9965046aac159fab07bbe99d27692d76d1b86312