template<typename Fnc>
void tgame_load::init_sorting_option(generator_sort_array& order_funcs, Fnc filter_on)
{
    order_funcs[0] = [this, &filter_on](unsigned i1, unsigned i2) {
        return filter_on(games_[i1]) < filter_on(games_[i2]);
    };

    order_funcs[1] = [this, &filter_on](unsigned i1, unsigned i2) {
        return filter_on(games_[i1]) > filter_on(games_[i2]);
    };
}

// Calls
generator_sort_array order_funcs;

init_sorting_option(order_funcs, std::bind(&savegame::save_info::name, _1));
list.set_column_order(0, order_funcs);

init_sorting_option(order_funcs, std::bind(&savegame::save_info::modified, _1));
list.set_column_order(1, order_funcs);

// Definition of games_
std::vector<savegame::save_info> games_;