/* Return with a pointer to the active screen  */
lv_obj_t* lv_disp_get_scr_act(lv_disp_t *disp)
/* Return with a pointer to the active screen  */
lv_obj_t* lv_disp_get_scr_act(lv_disp_t *disp)
{
    if(!disp) disp = lv_disp_get_default();
    if(!disp) {
        LV_LOG_WARN("no display registered to get its active screen");
        return NULL;
    }
    return disp->act_scr;
}