channel_alignment.add (channel_scroller);
channel_alignment.set_padding (0, 0, 12, 0);
channel_scroller.add (channel_view);
channel_scroller.set_size_request (-1, 130);
channel_scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
channel_alignment.add (channel_scroller);
channel_alignment.set_padding (0, 0, 12, 0);
channel_scroller.add (channel_view);
channel_scroller.set_size_request (-1, 130);
channel_scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);