From 2e80e74f37980f62bb915983e61d6734fb416bcd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tor=20Arne=20Vestb=C3=B8?= <tor.arne.vestbo@qt.io>
Date: Mon, 16 Dec 2024 16:09:48 +0100
Subject: [PATCH] QCocoaDrag: Only update m_lastView when it actually changes

The underlying QObjCWeakPointer used to track the view requires
a bit of bookkeeping, so avoid updating its value unless the
view actually changes.

Pick-to: 6.8 6.9
Change-Id: I6a1aeaf0e6e0eb221d55de00c8f30259832e58fa
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
---
 src/plugins/platforms/cocoa/qcocoadrag.mm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/platforms/cocoa/qcocoadrag.mm b/src/plugins/platforms/cocoa/qcocoadrag.mm
index 8e9fd053bda..64df903edcb 100644
--- a/src/plugins/platforms/cocoa/qcocoadrag.mm
+++ b/src/plugins/platforms/cocoa/qcocoadrag.mm
@@ -35,7 +35,8 @@ void QCocoaDrag::setLastInputEvent(NSEvent *event, NSView *view)
 {
     [m_lastEvent release];
     m_lastEvent = [event copy];
-    m_lastView = view;
+    if (view != m_lastView)
+        m_lastView = view;
 }
 
 QMimeData *QCocoaDrag::dragMimeData()