tparam_button->signal_clicked().connect(sigc::mem_fun(*this, &studio::RenderSettings::on_targetparam_pressed));
Gtk::Frame *target_frame=manage(new Gtk::Frame(_("Target")));
tparam_button->signal_clicked().connect(sigc::mem_fun(*this, &studio::RenderSettings::on_targetparam_pressed));
Gtk::Frame *target_frame=manage(new Gtk::Frame(_("Target")));