X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fplaylist_selection.h;h=93aea79093af941472fb61e4b9b2131abf5facc9;hb=b2aaffadc51ad38939e52d5f792e3e9a098ff2d7;hp=813f8a92111a5484ba7220d19e388d297b50ffe5;hpb=532f6aad4ac79ca15d69deccd18fca90e444c437;p=ardour.git

diff --git a/gtk2_ardour/playlist_selection.h b/gtk2_ardour/playlist_selection.h
index 813f8a9211..93aea79093 100644
--- a/gtk2_ardour/playlist_selection.h
+++ b/gtk2_ardour/playlist_selection.h
@@ -1,3 +1,22 @@
+/*
+    Copyright (C) 2000-2007 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
 #ifndef __ardour_gtk_playlist_selection_h__
 #define __ardour_gtk_playlist_selection_h__
 
@@ -8,6 +27,20 @@ namespace ARDOUR {
 	class Playlist;
 }
 
-struct PlaylistSelection : list<boost::shared_ptr<ARDOUR::Playlist> > {};
+struct PlaylistSelection : std::list<boost::shared_ptr<ARDOUR::Playlist> > {
+public:
+	const_iterator
+	get_nth(ARDOUR::DataType type, size_t nth) const {
+		size_t count = 0;
+		for (const_iterator l = begin(); l != end(); ++l) {
+			if ((*l)->data_type() == type) {
+				if (count++ == nth) {
+					return l;
+				}
+			}
+		}
+		return end();
+	}
+};
 
 #endif /* __ardour_gtk_playlist_selection_h__ */