[Libreoffice-commits] core.git: Branch 'libreoffice-4-0' - vcl/aqua

[Caolán McNamara]

 vcl/aqua/source/gdi/salvd.cxx |   18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

New commits:
commit 1061de77bb8927defb372df31899fddc7ace237d
Author: Caolán McNamara <caol...@redhat.com>
Date:   Wed Jul 11 13:13:24 2012 +0000

    Resolves: fdo#62287 avoid a crash on OSX on reusing a dead AquaSalFrame
    
    part 1 of 3:
    
    Resolves: #i120237# workaround a crash on OSX...
    
    when a VirtualDevice is reused that was created for a now dead window
    
    regression was introduced by the changes for #i116758#
    
    Patch-By: Herbert Duerr
    Suggested-By: Herbert Duerr
    Found-By: Herbert Duerr
    (cherry picked from commit 6550c7c0595670c10e340e2c7b41be7e128af40a)
    
    (cherry picked from commit 5333d295225e4cf961e03ea8bf2fd1e2f9d168bc)
    
    part 2 of 3:
    
    Related: #i120237# cache the updated frame reference in AquaSalGraphics
    
    (cherry picked from commit 6e4214e604f8aa86b08a7fbe315a80d7751ffc2d)
    
    (cherry picked from commit ef4b5aad82da7133e89e37e3e04791398d6fb3a6)
    
    part 3 of 3:
    
    Related: fdo#62287 make it impossible to use a dead AquaSalFrame
    
    (cherry picked from commit 43a23fb3f8f1ffa4937658dd9393d23533b84d18)
    
    d10d49737ba773e95a3198997e25fbfd98708f65
    e56a41e901ea26d5ea946260bdf25a903185be99
    
    Change-Id: I1a813f128ad16e6eb840b22fbd14af49b34e11d0
    Reviewed-on: https://gerrit.libreoffice.org/3295
    Reviewed-by: Fridrich Strba <fridr...@documentfoundation.org>
    Tested-by: Fridrich Strba <fridr...@documentfoundation.org>

diff --git a/vcl/aqua/source/gdi/salvd.cxx b/vcl/aqua/source/gdi/salvd.cxx
index 9696b9a..b129f06 100644
--- a/vcl/aqua/source/gdi/salvd.cxx
+++ b/vcl/aqua/source/gdi/salvd.cxx
@@ -184,8 +184,22 @@ sal_Bool AquaSalVirtualDevice::SetSize( long nDX, long nDY 
)
     {
         // default to a NSView target context
         AquaSalFrame* pSalFrame = mpGraphics->getGraphicsFrame();
-        if( !pSalFrame && !GetSalData()->maFrames.empty() )
-            pSalFrame = *GetSalData()->maFrames.begin();
+        if( !pSalFrame || !AquaSalFrame::isAlive( pSalFrame ))
+        {
+            if( !GetSalData()->maFrames.empty() )
+            {
+                // get the first matching frame
+                pSalFrame = *GetSalData()->maFrames.begin();
+            }
+            else
+            {
+                // ensure we don't reuse a dead AquaSalFrame on the very
+                // unlikely case of no other frame to use
+                pSalFrame = NULL;
+            }
+            // update the frame reference
+            mpGraphics->setGraphicsFrame( pSalFrame );
+        }
         if( pSalFrame )
         {
             // #i91990#

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