#if wxUSE_STD_IOSTREAM
wxSTD ostream& SaveObject(wxSTD ostream& text_stream);
wxSTD istream& LoadObject(wxSTD istream& text_stream);
#if wxUSE_STD_IOSTREAM
wxSTD ostream& SaveObject(wxSTD ostream& text_stream);
wxSTD istream& LoadObject(wxSTD istream& text_stream);