quick checks on empty control lists, to avoid unnecessary work

[ardour.git] / gtk2_ardour / export_channel_selector.h

diff --git a/gtk2_ardour/export_channel_selector.h b/gtk2_ardour/export_channel_selector.h
index 2ed47b59d872021d8b5b6de2b56fd920c5027aa9..6dd770cbb3a424772938905e1f4700b1e4ca24e9 100644 (file)
--- a/gtk2_ardour/export_channel_selector.h
+++ b/gtk2_ardour/export_channel_selector.h
@@ -263,9 +263,15 @@ class TrackExportChannelSelector : public ExportChannelSelector
        Gtk::ScrolledWindow          track_scroller;
 
        Gtk::HBox                    options_box;
-       Gtk::RadioButton::Group      source_group;
-       Gtk::RadioButton             region_contents_button;
-       Gtk::RadioButton             track_output_button;
+       Gtk::CheckButton             track_output_button;
+       Gtk::Button                  select_tracks_button;
+       Gtk::Button                  select_busses_button;
+       Gtk::Button                  select_none_button;
+       void select_tracks ();
+       void select_busses ();
+       void select_none ();
+
+       void track_outputs_selected ();
 };
 
 #endif /* __export_channel_selector_h__ */