Changeset 90734 in vbox

Timestamp:

Aug 18, 2021 6:05:46 PM (3 years ago)

Author:

vboxsync

Message:

FE/Qt: bugref:9996: UINativeWizard: Crash protection for r144622.

File:

• trunk/src/VBox/Frontends/VirtualBox/src/wizards/UINativeWizard.cpp (modified) (1 diff)

trunk/src/VBox/Frontends/VirtualBox/src/wizards/UINativeWizard.cpp

@@ -737 +737 @@
     QPixmap pixmapNew = QPixmap::fromImage(imageNew);
     /* For HiDPI support parent-widget's device pixel ratio is to be taken into account: */
-    const double dRatio = parentWidget()->windowHandle()->devicePixelRatio();
+    double dRatio = 1.0;
+    if (   parentWidget()
+        && parentWidget()->window()
+        && parentWidget()->window()->windowHandle())
+        dRatio = parentWidget()->window()->windowHandle()->devicePixelRatio();
     pixmapNew.setDevicePixelRatio(dRatio);
     /* Assign watermark finally: */