current_mixer_strip->WidthChanged.connect (sigc::mem_fun(*this, &Editor::ensure_all_elements_drawn));
#endif
current_mixer_strip->set_embedded (true);
current_mixer_strip->WidthChanged.connect (sigc::mem_fun(*this, &Editor::ensure_all_elements_drawn));
#endif
current_mixer_strip->set_embedded (true);