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 bc165273c73f1b66e81d32a6303253bae6348e68..6dd770cbb3a424772938905e1f4700b1e4ca24e9 100644 (file)
--- a/gtk2_ardour/export_channel_selector.h
+++ b/gtk2_ardour/export_channel_selector.h
@@ -126,7 +126,7 @@ class PortExportChannelSelector : public ExportChannelSelector
                typedef Gtk::TreeModelColumn<Glib::RefPtr<Gtk::ListStore> > ComboCol;
                ComboCol                             port_list_col;
 
-               /* Channel struct, that represents the selected port and it's name */
+               /* Channel struct, that represents the selected port and its name */
 
                struct Channel {
                  public:
@@ -241,7 +241,6 @@ class TrackExportChannelSelector : public ExportChannelSelector
        void fill_list();
        void add_track (boost::shared_ptr<ARDOUR::Route> route);
        void update_config();
-
        ChannelConfigList configs;
 
        Gtk::VBox main_layout;
@@ -252,8 +251,9 @@ class TrackExportChannelSelector : public ExportChannelSelector
                Gtk::TreeModelColumn<boost::shared_ptr<ARDOUR::Route> > route;
                Gtk::TreeModelColumn<std::string>     label;
                Gtk::TreeModelColumn<bool>            selected;
+               Gtk::TreeModelColumn<uint32_t>        order_key;
 
-               TrackCols () { add (route); add(label); add(selected); }
+               TrackCols () { add (route); add(label); add(selected); add(order_key); }
        };
        TrackCols                    track_cols;
 
@@ -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__ */