2 * Copyright (C) 2009-2016 Paul Davis <paul@linuxaudiosystems.com>
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.
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.
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.
19 #include "pbd/demangle.h"
20 #include "pbd/error.h"
22 #include "ardour/boost_debug.h"
23 #include "ardour/session.h"
24 #include "ardour/session_handle.h"
29 using namespace ARDOUR;
32 SessionHandlePtr::SessionHandlePtr (Session* s)
36 _session->DropReferences.connect_same_thread (_session_connections, boost::bind (&SessionHandlePtr::session_going_away, this));
41 SessionHandlePtr::set_session (Session* s)
43 _session_connections.drop_connections ();
51 _session->DropReferences.connect_same_thread (_session_connections, boost::bind (&SessionHandlePtr::session_going_away, this));
56 SessionHandlePtr::session_going_away ()
61 /*-------------------------*/
64 SessionHandleRef::SessionHandleRef (Session& s)
67 _session.DropReferences.connect_same_thread (*this, boost::bind (&SessionHandleRef::session_going_away, this));
68 _session.Destroyed.connect_same_thread (*this, boost::bind (&SessionHandleRef::insanity_check, this));
71 SessionHandleRef::~SessionHandleRef ()
76 SessionHandleRef::session_going_away ()
78 /* a handleRef is allowed to exist at the time of DropReferences, but not at the time of Destroyed
83 SessionHandleRef::insanity_check ()
86 cerr << string_compose (
87 _("programming error: %1"),
88 string_compose("SessionHandleRef exists across session deletion! Dynamic type: %1 @ %2",
89 PBD::demangled_name (*this), this))