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diff --git a/ingen/client/NodeModel.hpp b/ingen/client/NodeModel.hpp
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+/* This file is part of Ingen.
+ * Copyright 2007-2011 David 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 INGEN_CLIENT_NODEMODEL_HPP
+#define INGEN_CLIENT_NODEMODEL_HPP
+
+#include <cstdlib>
+#include <string>
+#include <vector>
+
+#include "raul/SharedPtr.hpp"
+
+#include "ingen/Node.hpp"
+#include "ingen/Port.hpp"
+#include "ingen/client/ObjectModel.hpp"
+#include "ingen/client/PortModel.hpp"
+#include "ingen/client/PluginModel.hpp"
+
+namespace Raul { class Path; }
+
+namespace Ingen {
+
+namespace Shared { class URIs; }
+
+namespace Client {
+
+class PluginModel;
+class ClientStore;
+
+/** Node model class, used by the client to store engine's state.
+ *
+ * \ingroup IngenClient
+ */
+class NodeModel : public ObjectModel,
+                  virtual public Ingen::Node
+{
+public:
+	NodeModel(const NodeModel& copy);
+	virtual ~NodeModel();
+
+	typedef std::vector< SharedPtr<const PortModel> > Ports;
+
+	SharedPtr<const PortModel> get_port(const Raul::Symbol& symbol) const;
+
+	Port* port(uint32_t index) const;
+
+	const Raul::URI&       plugin_uri()   const { return _plugin_uri; }
+	const Plugin*          plugin()       const { return _plugin.get(); }
+	Plugin*                plugin()             { return _plugin.get(); }
+	SharedPtr<PluginModel> plugin_model() const { return _plugin; }
+	uint32_t               num_ports()    const { return _ports.size(); }
+	const Ports&           ports()        const { return _ports; }
+
+	void default_port_value_range(SharedPtr<const PortModel> port,
+	                              float& min, float& max, uint32_t srate=1) const;
+
+	void port_value_range(SharedPtr<const PortModel> port,
+	                      float& min, float& max, uint32_t srate=1) const;
+
+	std::string port_label(SharedPtr<const PortModel> port) const;
+
+	// Signals
+	INGEN_SIGNAL(new_port, void, SharedPtr<const PortModel>);
+	INGEN_SIGNAL(removed_port, void, SharedPtr<const PortModel>);
+
+protected:
+	friend class ClientStore;
+
+	NodeModel(Shared::URIs&          uris,
+	          const Raul::URI&       plugin_uri,
+	          const Raul::Path&      path);
+	NodeModel(Shared::URIs&          uris,
+	          SharedPtr<PluginModel> plugin,
+	          const Raul::Path&      path);
+	NodeModel(const Raul::Path& path);
+
+	void add_child(SharedPtr<ObjectModel> c);
+	bool remove_child(SharedPtr<ObjectModel> c);
+	void add_port(SharedPtr<PortModel> pm);
+	void remove_port(SharedPtr<PortModel> pm);
+	void remove_port(const Raul::Path& port_path);
+	void add_program(int bank, int program, const std::string& name);
+	void remove_program(int bank, int program);
+	void set(SharedPtr<ObjectModel> model);
+
+	virtual void clear();
+
+	Ports                  _ports; ///< Vector of ports (not a Table to preserve order)
+	Raul::URI              _plugin_uri; ///< Plugin URI (if PluginModel is unknown)
+	SharedPtr<PluginModel> _plugin; ///< The plugin this node is an instance of
+
+private:
+	mutable uint32_t _num_values; ///< Size of _min_values and _max_values
+	mutable float*   _min_values; ///< Port min values (cached for LV2)
+	mutable float*   _max_values; ///< Port max values (cached for LV2)
+};
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // INGEN_CLIENT_NODEMODEL_HPP