// activate the main_surface right away
/*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);
// activate the main_surface right away
/*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);