1 /*
2  * Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License along
15  * with this program; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17  */
18 
19 #ifndef __libardour_session_handle_h__
20 #define __libardour_session_handle_h__
21 
22 #include "pbd/signals.h"
23 
24 #include "ardour/libardour_visibility.h"
25 
26 namespace ARDOUR {
27 	class Session;
28 
29 class LIBARDOUR_API SessionHandleRef : public PBD::ScopedConnectionList
30 {
31   public:
32 	SessionHandleRef (ARDOUR::Session& s);
33 	virtual ~SessionHandleRef ();
34 
35   protected:
36 	ARDOUR::Session&          _session;
37 	virtual void session_going_away ();
38 	virtual void insanity_check ();
39 };
40 
41 class LIBARDOUR_API SessionHandlePtr
42 {
43   public:
44 	SessionHandlePtr (ARDOUR::Session* s);
SessionHandlePtr()45 	SessionHandlePtr () : _session (0) {}
~SessionHandlePtr()46 	virtual ~SessionHandlePtr () {}
47 
48 	virtual void set_session (ARDOUR::Session *);
session()49 	virtual ARDOUR::Session* session() const { return _session; }
50 
51   protected:
52 	ARDOUR::Session*          _session;
53 	PBD::ScopedConnectionList _session_connections;
54 
55 	virtual void session_going_away ();
56 };
57 
58 } /* namespace */
59 
60 #endif /* __libardour_session_handle_h__ */
61