+ SCM
+ irr_gui_addListBox (SCM wrapped_gui_environment,
+ SCM rectangle,
+ SCM rest)
+ {
+ SCM parent = SCM_BOOL_F;
+ SCM id = scm_from_int32 (-1);
+ SCM draw_background = SCM_BOOL_F;
+
+ scm_c_bind_keyword_arguments ("add-listbox!", rest, (scm_t_keyword_arguments_flags)0,
+ scm_from_utf8_keyword ("parent"), &parent,
+ scm_from_utf8_keyword ("id"), &id,
+ scm_from_utf8_keyword ("draw-background"), &draw_background,
+ SCM_UNDEFINED);
+
+ irr::gui::IGUIEnvironment* guienv = unwrap_gui_environment (wrapped_gui_environment);
+ irr::gui::IGUIListBox* listbox =
+ guienv->addListBox (scm_to_rect_s32 (rectangle),
+ scm_is_false (parent) ? 0 : unwrap_gui_element (parent),
+ scm_to_int32 (id),
+ scm_to_bool (draw_background));
+ return wrap_gui_listbox (listbox);
+ }
+