session_handle.h

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/*
 * Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef __libardour_session_handle_h__
#define __libardour_session_handle_h__
 
#include "pbd/signals.h"
 
#include "ardour/libardour_visibility.h"
 
namespace ARDOUR {
        class Session;
 
class LIBARDOUR_API SessionHandleRef : public PBD::ScopedConnectionList
{
  public:
        SessionHandleRef (ARDOUR::Session& s);
        virtual ~SessionHandleRef ();
 
  protected:
        ARDOUR::Session&          _session;
        virtual void session_going_away ();
        virtual void insanity_check ();
};
 
class LIBARDOUR_API SessionHandlePtr
{
  public:
        SessionHandlePtr (ARDOUR::Session* s);
        SessionHandlePtr () : _session (0) {}
        virtual ~SessionHandlePtr () {}
 
        virtual void set_session (ARDOUR::Session *);
        virtual ARDOUR::Session* session() const { return _session; }
 
  protected:
        ARDOUR::Session*          _session;
        PBD::ScopedConnectionList _session_connections;
 
        virtual void session_going_away ();
};
 
} /* namespace */
 
#endif /* __libardour_session_handle_h__ */