guard against empty ref

[wxWidgets.git] / src / mac / carbon / glcanvas.cpp

diff --git a/src/mac/carbon/glcanvas.cpp b/src/mac/carbon/glcanvas.cpp
index facd34a510bd3229c5d265e40aca9488619a47fc..e64e4c01e3895e134792620fd4f8ac11f16dde7a 100644 (file)
--- a/src/mac/carbon/glcanvas.cpp
+++ b/src/mac/carbon/glcanvas.cpp
@@ -9,18 +9,12 @@
 // Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "glcanvas.h"
-#endif
-
 #include "wx/wxprec.h"
 
 #if defined(__BORLANDC__)
 #pragma hdrstop
 #endif
 
-#include "wx/setup.h"
-
 #if wxUSE_GLCANVAS
 
 #ifndef WX_PRECOMP
@@ -219,6 +213,8 @@ bool wxGLCanvas::Create(wxWindow *parent, const wxGLContext *shared, wxWindowID
                         const wxPoint& pos, const wxSize& size, long style, const wxString& name,
                         int *attribList, const wxPalette& palette)
 {
+    m_macCanvasIsShown = false ;
+    m_glContext = 0 ;
     wxWindow::Create( parent, id, pos, size, style, name );
     
     AGLPixelFormat fmt = ChoosePixelFormat(attribList);