- vbox->pack_start (*hbox, false, false);
- options.pack_start (*vbox, false, false);
+ vbox->set_border_width (12);
+ vbox->set_spacing (6);
+ vbox->pack_start (*l, false, false);
+ vbox->pack_start (channel_combo, false, false);
+ hbox = manage (new HBox);
+ hbox->pack_start (*vbox, false, false);
+ options.pack_start (*hbox, false, false);