Fix harmless unused parameter warning in wxOSX.

[wxWidgets.git] / src / osx / glcanvas_osx.cpp

diff --git a/src/osx/glcanvas_osx.cpp b/src/osx/glcanvas_osx.cpp
index 5d2c0cd9ed1c2766b838c540553dbd00326cf187..84db6ac89513157eed702b40b3d7950beef2eeff 100644 (file)
--- a/src/osx/glcanvas_osx.cpp
+++ b/src/osx/glcanvas_osx.cpp
@@ -1,10 +1,10 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        src/mac/carbon/glcanvas.cpp
+// Name:        src/osx/glcanvas_osx.cpp
 // Purpose:     wxGLCanvas, for using OpenGL with wxWidgets under Macintosh
 // Author:      Stefan Csomor
 // Modified by:
 // Created:     1998-01-01
-// RCS-ID:      $Id: glcanvas.cpp 54129 2008-06-11 19:30:52Z SC $
+// RCS-ID:      $Id$
 // Copyright:   (c) Stefan Csomor
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
@@ -145,15 +145,6 @@ bool wxGLCanvasBase::IsDisplaySupported(const int *attribList)
     return true;
 }
 
-bool wxGLCanvas::SwapBuffers()
-{
-    WXGLContext context = WXGLGetCurrentContext();
-    wxCHECK_MSG(context, false, _T("should have current context"));
-
-    WXGLSwapBuffers(context);
-    return true;
-}
-
 bool wxGLCanvasBase::IsExtensionSupported(const char *extension)
 {
     // we need a valid context to query for extensions.
@@ -162,8 +153,12 @@ bool wxGLCanvasBase::IsExtensionSupported(const char *extension)
     if ( !ctx )
         return false;
 
+    WXGLContext ctxOld = WXGLGetCurrentContext();
+    WXGLSetCurrentContext(ctx);
+
     wxString extensions = wxString::FromAscii(glGetString(GL_EXTENSIONS));
 
+    WXGLSetCurrentContext(ctxOld);
     WXGLDestroyPixelFormat(fmt);
     WXGLDestroyContext(ctx);