Changeset 51657 in vbox for trunk/src/VBox/Frontends

Timestamp:

Jun 18, 2014 9:52:51 PM (11 years ago)

Author:

vboxsync

Message:

FE/Qt: Runtime UI: get the source bitmap before taking UIFrameBuffer lock

File:

• trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBuffer.cpp (modified) (2 diffs)

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

@@ -176 +176 @@
 STDMETHODIMP UIFrameBuffer::NotifyChange(ULONG uScreenId, ULONG uX, ULONG uY, ULONG uWidth, ULONG uHeight)
 {
+    CDisplaySourceBitmap sourceBitmap;
+    m_pMachineView->session().GetConsole().GetDisplay().QuerySourceBitmap(uScreenId, sourceBitmap);
+
     /* Lock access to frame-buffer: */
     lock();
@@ -201 +204 @@
 
     /* Acquire new pending bitmap: */
-    m_pendingSourceBitmap = 0;
-    m_pMachineView->session().GetConsole().GetDisplay().QuerySourceBitmap(uScreenId, m_pendingSourceBitmap);
+    m_pendingSourceBitmap = sourceBitmap;
 
     /* Widget resize is NOT thread-safe and *probably* never will be,