Changeset 37175 in vbox for trunk/src/VBox/Main/src-client

Timestamp:

May 21, 2011 8:51:24 PM (14 years ago)

Author:

vboxsync

Message:

Devices and Main/seamless: allow for the possibility that nothing is visible on the guest screen

Location:

trunk/src/VBox/Main/src-client

Files:

• DisplayImpl.cpp (modified) (2 diffs)
• VMMDevInterface.cpp (modified) (1 diff)

trunk/src/VBox/Main/src-client/DisplayImpl.cpp

@@ -1048 +1048 @@
 int Display::handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect)
 {
-    RTRECT *pVisibleRegion = (RTRECT *)RTMemTmpAlloc(cRect * sizeof (RTRECT));
+    RTRECT *pVisibleRegion = (RTRECT *)RTMemTmpAlloc(  RT_MAX(cRect, 1)
+                                                     * sizeof (RTRECT));
     if (!pVisibleRegion)
     {
@@ -1103 +1104 @@
             }
 
-            if (cRectVisibleRegion > 0)
-            {
-                pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
-            }
+            pFBInfo->pFramebuffer->SetVisibleRegion((BYTE *)pVisibleRegion, cRectVisibleRegion);
         }
     }

trunk/src/VBox/Main/src-client/VMMDevInterface.cpp

@@ -464 +464 @@
     PDRVMAINVMMDEV pDrv = PDMIVMMDEVCONNECTOR_2_MAINVMMDEV(pInterface);
     Console *pConsole = pDrv->pVMMDev->getParent();
-
-    if (!cRect)
-        return VERR_INVALID_PARAMETER;
 
     /* Forward to Display, which calls corresponding framebuffers. */