Method set_initial_focus

crawl-ref/source/outer-menu.h:83–86

    MenuButton* get_button_by_id(int id);
    const vector<MenuButton*>& get_buttons() { return m_buttons; };
    void set_initial_focus(MenuButton *btn) {
        ASSERT(!have_allocated);
        m_initial_focus = btn;
    };

    void scroll_button_into_view(MenuButton *btn);