vcl: Don't create new contexts for Virtual Devices on Windows

Change-Id: I561a8142f986aca89e796ce2c4a0902fae41f9e6

3 files changed, 8 insertions, 29 deletions

diff --git a/vcl/opengl/gdiimpl.cxx b/vcl/opengl/gdiimpl.cxx
index 970957cf1555..e836e821f82f 100644
--- a/vcl/opengl/gdiimpl.cxx
+++ b/vcl/opengl/gdiimpl.cxx
@@ -61,6 +61,11 @@ OpenGLContext* OpenGLSalGraphicsImpl::GetOpenGLContext()
     return mpContext;
 }
 
+OpenGLContext* OpenGLSalGraphicsImpl::GetDefaultContext()
+{
+    return ImplGetDefaultWindow()->GetGraphics()->GetOpenGLContext();
+}
+
 bool OpenGLSalGraphicsImpl::AcquireContext( )
 {
     ImplSVData* pSVData = ImplGetSVData();
@@ -81,7 +86,7 @@ bool OpenGLSalGraphicsImpl::AcquireContext( )
     if( pContext )
         pContext->AddRef();
     else
-        pContext = mbOffscreen ? CreatePixmapContext() : CreateWinContext();
+        pContext = mbOffscreen ? GetDefaultContext() : CreateWinContext();
 
     mpContext = pContext;
     return (mpContext != NULL);
@@ -112,15 +117,6 @@ void OpenGLSalGraphicsImpl::Init()
         maOffscreenTex.GetHeight() != GetHeight() )
     {
         maOffscreenTex = OpenGLTexture();
-#if defined(WNT)
-        // URGH ... VirtualDevice may have destroyed the underlying resource
-        // our context is associated with - FIXME: can we do better here ?
-        if (mpContext)
-        {
-            mpContext->resetToReInitialize();
-            ReleaseContext();
-        }
-#endif
     }
 }
 
diff --git a/vcl/opengl/win/gdiimpl.cxx b/vcl/opengl/win/gdiimpl.cxx
index 939d4e0a1c50..a56ea3063b14 100644
--- a/vcl/opengl/win/gdiimpl.cxx
+++ b/vcl/opengl/win/gdiimpl.cxx
@@ -38,16 +38,9 @@ bool WinOpenGLSalGraphicsImpl::UseContext( OpenGLContext* pContext )
 {
     if( !pContext || !pContext->isInitialized() )
         return false;
+    if( IsOffscreen() )
+        return true;
     return ( pContext->getOpenGLWindow().hWnd == mrParent.mhWnd );
 }
 
-OpenGLContext* WinOpenGLSalGraphicsImpl::CreatePixmapContext()
-{
-    OpenGLContext* pContext = new OpenGLContext();
-    pContext->requestVirtualDevice();
-    pContext->requestSingleBufferedRendering();
-    pContext->init( mrParent.mhLocalDC, mrParent.mhWnd );
-    return pContext;
-}
-
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/opengl/x11/gdiimpl.cxx b/vcl/opengl/x11/gdiimpl.cxx
index e5070d7b02c7..d0d890b97fc6 100644
--- a/vcl/opengl/x11/gdiimpl.cxx
+++ b/vcl/opengl/x11/gdiimpl.cxx
@@ -56,16 +56,6 @@ OpenGLContext* X11OpenGLSalGraphicsImpl::CreateWinContext()
     return pContext;
 }
 
-OpenGLContext* X11OpenGLSalGraphicsImpl::CreatePixmapContext()
-{
-    X11OpenGLSalVirtualDevice* pVDev = dynamic_cast<X11OpenGLSalVirtualDevice*>(mrParent.m_pVDev);
-
-    if( pVDev == NULL )
-        return NULL;
-
-    return ImplGetDefaultWindow()->GetGraphics()->GetOpenGLContext();
-}
-
 bool X11OpenGLSalGraphicsImpl::UseContext( OpenGLContext* pContext )
 {
     X11WindowProvider *pProvider = dynamic_cast<X11WindowProvider*>(mrParent.m_pFrame);