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+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef CONNECTIONMODEL_H
+#define CONNECTIONMODEL_H
+
+#include <cassert>
+#include <string>
+#include <list>
+#include <raul/Path.hpp>
+#include <raul/SharedPtr.hpp>
+#include "interface/Connection.hpp"
+#include "PortModel.hpp"
+
+namespace Ingen {
+namespace Client {
+
+class ClientStore;
+
+
+/** Class to represent a port->port connection in the engine.
+ *
+ * This can either have pointers to the connection ports' models, or just
+ * paths as strings. The engine passes just strings (by necessity), but
+ * clients can set the pointers then they don't have to worry about port
+ * renaming, as the connections will always return the port's path, even
+ * if it changes.
+ *
+ * \ingroup IngenClient
+ */
+class ConnectionModel : public Shared::Connection
+{
+public:
+ SharedPtr<PortModel> src_port() const { return _src_port; }
+ SharedPtr<PortModel> dst_port() const { return _dst_port; }
+
+ const Path src_port_path() const { return _src_port->path(); }
+ const Path dst_port_path() const { return _dst_port->path(); }
+
+private:
+ friend class ClientStore;
+
+ ConnectionModel(SharedPtr<PortModel> src, SharedPtr<PortModel> dst)
+ : _src_port(src)
+ , _dst_port(dst)
+ {
+ assert(_src_port);
+ assert(_dst_port);
+ assert(_src_port->parent());
+ assert(_dst_port->parent());
+ assert(_src_port->path() != _dst_port->path());
+ }
+
+ const SharedPtr<PortModel> _src_port;
+ const SharedPtr<PortModel> _dst_port;
+};
+
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // CONNECTIONMODEL_H