From f6fdd8dcbf41f864e9f0cc32dabe81fe3533ddfe Mon Sep 17 00:00:00 2001 From: Paul Davis Date: Thu, 17 Dec 2009 18:24:23 +0000 Subject: switch to using boost::signals2 instead of sigc++, at least for libardour. not finished yet, but compiles, loads sessions, records and can close a session without a crash git-svn-id: svn://localhost/ardour2/branches/3.0@6372 d708f5d6-7413-0410-9779-e7cbd77b26cf --- libs/ardour/session_handle.cc | 73 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 libs/ardour/session_handle.cc (limited to 'libs/ardour/session_handle.cc') diff --git a/libs/ardour/session_handle.cc b/libs/ardour/session_handle.cc new file mode 100644 index 0000000000..03671cfa68 --- /dev/null +++ b/libs/ardour/session_handle.cc @@ -0,0 +1,73 @@ +/* + 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. + +*/ + +#include "pbd/error.h" + +#include "ardour/session.h" +#include "ardour/session_handle.h" + +#include "i18n.h" + +using namespace std; +using namespace ARDOUR; +using namespace PBD; + +SessionHandlePtr::SessionHandlePtr (Session* s) + : _session (s) +{ + if (_session) { + _session_connections.add_connection (_session->GoingAway.connect (boost::bind (&SessionHandlePtr::session_going_away, this))); + } +} + +void +SessionHandlePtr::set_session (Session* s) +{ + _session_connections.drop_connections (); + + if (_session) { + _session = 0; + } + + if (s) { + _session = s; + _session_connections.add_connection (_session->GoingAway.connect (boost::bind (&SessionHandlePtr::session_going_away, this))); + } +} + +void +SessionHandlePtr::session_going_away () +{ + set_session (0); +} + +/*-------------------------*/ + + +SessionHandleRef::SessionHandleRef (Session& s) + : _session (s) +{ + scoped_connect (_session.GoingAway, boost::bind (&SessionHandleRef::session_going_away, this)); +} + +void +SessionHandleRef::session_going_away () +{ + error << string_compose (_("programming error: %1"), "SessionHandleRef exists across sesssion deletion!") << endmsg; +} -- cgit v1.2.3