void set_members_active(std::function<bool(const T&)> predicate)
    {
        bool do_reselect = true;

        for(auto& member : members_) {
            const bool res = predicate(member.first);

            selectable_item& w = *member.second;
            dynamic_cast<styled_widget&>(w).set_active(res);

            if(w.get_value_bool()) {
                do_reselect = false;
            }

            // Only select another member if this was selected
            if(res || !w.get_value_bool()) {
                continue;
            }

            w.set_value_bool(false);
            do_reselect = true;
        }

        if(!do_reselect) {
            return;
        }

        // Look for the first active member to select
        for(auto& member : member_order_) {
            if(dynamic_cast<styled_widget&>(*member).get_active()) {
                member->set_value_bool(true);
                break;
            }
        }
    }