Split route group list out of Editor.

git-svn-id: svn://localhost/ardour2/branches/3.0@5308 d708f5d6-7413-0410-9779-e7cbd77b26cf

gtk2_ardour/editor_component.h

@@ -0,0 +1,51 @@
+/*
+    Copyright (C) 2009 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_editor_component_h__
+#define __ardour_gtk_editor_component_h__
+
+#include <list>
+#include <sigc++/sigc++.h>
+
+namespace ARDOUR {
+	class Session;
+}
+
+class Editor;
+
+class EditorComponent
+{
+public:
+	EditorComponent (Editor *);
+
+	virtual void connect_to_session (ARDOUR::Session *);
+
+protected:
+
+	Editor* _editor;
+	ARDOUR::Session* _session;
+	std::list<sigc::connection> _session_connections;
+
+private:
+
+	void session_going_away ();
+	
+};
+
+#endif