Function DEFINE_GET_FOCUS_STRING_HANDLER

library/modules/Gui.cpp:165–174

    static void getFocusStrings_##screen_type(const std::string &baseFocus, std::vector<std::string> &focusStrings, VIEWSCREEN(screen_type) *screen)

DEFINE_GET_FOCUS_STRING_HANDLER(title)
{
    if (screen->managing_mods)
        focusStrings.push_back(baseFocus + "/Mods");
    else if (game->main_interface.settings.open)
        focusStrings.push_back(baseFocus + "/Settings");

    if (focusStrings.empty())
        focusStrings.push_back(baseFocus + "/Default");
}

DEFINE_GET_FOCUS_STRING_HANDLER(new_region)
{