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);