extern void checked_set (wxChoice* widget, int value);
extern void checked_set (wxChoice* widget, std::string value);
extern void checked_set (wxTextCtrl* widget, std::string value);
extern void checked_set (wxChoice* widget, int value);
extern void checked_set (wxChoice* widget, std::string value);
extern void checked_set (wxTextCtrl* widget, std::string value);