Something

void* Entry::getValue() {
	void* ret = 0;

	switch (type) {
		case TextEntry: {
                        const char ss = QString::toUtf8(((QLineEdit*) widget)->text());
                        ret = (void *) ss;
			}
			break;

		case ColorEntry:
			ret = (void *) (const char*) ((QLineEdit*) widget)->text().toLatin1();
			break;

		case ChoiceEntry:
			ret = items[((QComboBox*) widget)->currentIndex()].value;
			break;

		case ListEntry:
			ret = items[((QListWidget*) widget)->currentIndex().row()].value;
			break;
	}

	return ret;
}


void *roadmap_dialog_get_data (const char *frame, const char *name) {
  return currentDialog->getEntryValue(frame, name);
}



static void roadmap_coord_ok (const char *name, void *data) {

   const char *argv[2];

   RoadMapPosition position;


   argv[0] = (const char*) roadmap_dialog_get_data
                              ("Coordinates", RoadMapLongitudeLabel);
roadmap_log(ROADMAP_WARNING,"1coord: %s",argv[0]);
   position.longitude = roadmap_coord_to_binary (argv[0], 1);
   if (position.longitude > 180000000 || position.longitude < -180000000) {
      roadmap_messagebox("Warning", "Invalid longitude value");
      return;
   }
roadmap_log(ROADMAP_WARNING,"2coord: %s",argv[0]);

   argv[1] = (const char*) roadmap_dialog_get_data
                              ("Coordinates", RoadMapLatitudeLabel);
roadmap_log(ROADMAP_WARNING,"3coord: %s",argv[0]);
   position.latitude = roadmap_coord_to_binary (argv[1], 0);
   if (position.latitude > 90000000 || position.latitude < -90000000) {
      roadmap_messagebox("Warning", "Invalid latitude value");
      return;
   }
roadmap_log(ROADMAP_WARNING,"4coord: %s",argv[0]);

   roadmap_trip_set_point ("Selection", &position);
   roadmap_trip_set_point ("Address", &position);
   roadmap_trip_set_focus ("Address");
   roadmap_screen_refresh ();

roadmap_log(ROADMAP_WARNING,"coord pointer: %s",argv[0]);
   roadmap_history_add ('C', argv);
   roadmap_dialog_hide (name);
}