1 files changed, 49 insertions, 0 deletions
diff --git a/libs/ardour/ardour/playlist_templates.h b/libs/ardour/ardour/playlist_templates.h
new file mode 100644
index 0000000000..d3d682b8c5
--- /dev/null
+++ b/libs/ardour/ardour/playlist_templates.h
@@ -0,0 +1,49 @@
+/*
+    Copyright (C) 2003 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.
+
+    $Id$
+*/
+
+#ifndef __ardour_playlist_templates_h__
+#define __ardour_playlist_templates_h__
+
+namespace ARDOUR {
+
+template<class T> void AudioPlaylist::foreach_crossfade (T *t, void (T::*func)(Crossfade *)) {
+	RegionLock rlock (this, false);
+	for (Crossfades::iterator i = _crossfades.begin(); i != _crossfades.end(); i++) {	
+		(t->*func) (*i);
+	}
+}
+
+template<class T> void Playlist::foreach_region (T *t, void (T::*func)(Region *, void *), void *arg) {
+	RegionLock rlock (this, false);
+	for (RegionList::iterator i = regions.begin(); i != regions.end(); i++) {	
+		(t->*func) ((*i), arg);
+	}
+	}
+
+template<class T> void Playlist::foreach_region (T *t, void (T::*func)(Region *)) {
+	RegionLock rlock (this, false);
+	for (RegionList::const_iterator i = regions.begin(); i != regions.end(); i++) {
+		(t->*func) (*i);
+	}
+}
+
+}
+
+#endif /* __ardour_playlist_templates_h__ */