Changeset 43040 in vbox for trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQImage.cpp

Timestamp:

Aug 28, 2012 1:49:07 PM (12 years ago)

Author:

vboxsync

Message:

Qt/Fe: fix crash on mode switch

File:

• trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQImage.cpp (modified) (1 diff)

trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQImage.cpp

@@ -65 +65 @@
 void UIFrameBufferQImage::paintEvent(QPaintEvent *pEvent)
 {
+    /* on mode switch the paint event may come while the view is null (before the new view gets set)
+     * this is seen on Windows hosts with 3D enabled,
+     * ignore paint events in that case */
+    if (!m_pMachineView)
+        return;
     /* If the machine is NOT in 'running' state,
      * the link between framebuffer and video memory