Clear columns on destruction

[wxWidgets.git] / include / wx / mac / carbon / glcanvas.h

diff --git a/include/wx/mac/carbon/glcanvas.h b/include/wx/mac/carbon/glcanvas.h
index 00cf0e625a5e02b2fc5e75df16b616cf7bd9c0fa..10656f0ef8781613f4991db95b5d9287c588b290 100644 (file)
--- a/include/wx/mac/carbon/glcanvas.h
+++ b/include/wx/mac/carbon/glcanvas.h
@@ -20,13 +20,13 @@
 #  include <agl.h>
 #endif
 
-class WXDLLEXPORT wxGLContext : public wxGLContextBase
+class WXDLLIMPEXP_GL wxGLContext : public wxGLContextBase
 {
 public:
     wxGLContext(wxGLCanvas *win, const wxGLContext *other = NULL);
     virtual ~wxGLContext();
 
-    virtual void SetCurrent(const wxGLCanvas& win) const;
+    virtual bool SetCurrent(const wxGLCanvas& win) const;
 
     // Mac-specific
     AGLContext GetAGLContext() const { return m_aglContext; }
@@ -37,7 +37,7 @@ private:
     DECLARE_NO_COPY_CLASS(wxGLContext)
 };
 
-class WXDLLEXPORT wxGLCanvas : public wxGLCanvasBase
+class WXDLLIMPEXP_GL wxGLCanvas : public wxGLCanvasBase
 {
 public:
     wxGLCanvas(wxWindow *parent,
@@ -61,7 +61,7 @@ public:
     virtual ~wxGLCanvas();
 
     // implement wxGLCanvasBase methods
-    virtual void SwapBuffers();
+    virtual bool SwapBuffers();
 
 
     // Mac-specific functions
@@ -116,9 +116,8 @@ public:
 
     // implementation-only from now on
 
-    // Unlike some other platforms, this must get called if you override it.
-    // It sets the viewport correctly and update the context.
-    // You shouldn't call glViewport yourself either (use SetViewport if you must reset it.)
+    // Unlike some other platforms, this must get called if you override it,
+    // i.e. don't forget "event.Skip()" in your EVT_SIZE handler
     void OnSize(wxSizeEvent& event);
 
     virtual void MacSuperChangedPosition();