From 9ab3963bb3fc78906dc99034367dfc149e231168 Mon Sep 17 00:00:00 2001
From: YeShanShan <yeshanshan@uniontech.com>
Date: Mon, 13 Jan 2025 17:50:26 +0800
Subject: [PATCH] fix: access wild pointer for targetWindowHandle

ad title.

pms: BUG-368399
---
 src/widgets/dtitlebar.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/widgets/dtitlebar.cpp b/src/widgets/dtitlebar.cpp
index 9108ac0d9..f9d2d4d23 100644
--- a/src/widgets/dtitlebar.cpp
+++ b/src/widgets/dtitlebar.cpp
@@ -164,7 +164,7 @@ class DTitlebarPrivate : public DTK_CORE_NAMESPACE::DObjectPrivate
     QAction             *darkThemeAction  = nullptr;
 #endif
 
-    QWindow            *targetWindowHandle = Q_NULLPTR;
+    QPointer<QWindow>            targetWindowHandle;
 
     Qt::WindowFlags     disableFlags;
     bool                mousePressed    = false;