\param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp
\param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp
\param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp
\param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp
\param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp
\param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp
\param{const wxPoint\& }{pos = wxDefaultPosition},\rtfsp
\param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = wxTAB\_TRAVERSAL},\rtfsp
Returns a pointer to the button which is the default for this window, or NULL.
The default button is the one activated by pressing the Enter key.
Returns a pointer to the button which is the default for this window, or NULL.
The default button is the one activated by pressing the Enter key.