If you want to prevent the object’s value from being changed (by touching) lv_obj_clear_flag(arc, LV_OBJ_FLAG_CLICKABLE) should work. It should also work for just about any object AFAIK.
If you want to prevent the object’s value from being changed (by touching) lv_obj_clear_flag(arc, LV_OBJ_FLAG_CLICKABLE) should work. It should also work for just about any object AFAIK.