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diff --git a/src/progs/gtk/GtkObjectController.h b/src/progs/gtk/GtkObjectController.h
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+++ b/src/progs/gtk/GtkObjectController.h
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+/* This file is part of Om.  Copyright (C) 2006 Dave Robillard.
+ * 
+ * Om 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.
+ * 
+ * Om 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.,
+ * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef GTKOBJECTCONTROLLER_H
+#define GTKOBJECTCONTROLLER_H
+
+#include <string>
+#include <gtkmm.h>
+
+#include "ObjectModel.h"
+#include "ObjectController.h"
+
+
+using std::string;
+
+using namespace LibOmClient;
+
+namespace OmGtk {
+
+class Controller;
+
+
+/** Controller for an Om object.
+ *
+ * Management of the model and view are this object's responsibility.
+ * The view may not be created (ie in the case of patches which have never
+ * been shown and all their children).
+ *
+ * \ingroup OmGtk
+ */
+class GtkObjectController : public LibOmClient::ObjectController
+{
+public:
+	GtkObjectController(ObjectModel* model);
+	virtual ~GtkObjectController() {}
+
+	/** Destroy object.
+	 *
+	 * Object must be safe to delete immediately following the return of
+	 * this call.
+	 */
+	virtual void destroy() = 0;
+
+	virtual void add_to_store() = 0;
+	virtual void remove_from_store() = 0;
+
+	virtual void metadata_update(const string& key, const string& value);
+
+	/** Rename object */
+	virtual void set_path(const Path& new_path)
+	{ m_model->set_path(new_path); }
+	
+	const Path& path() const { return m_model->path(); }
+
+	ObjectModel* model() const { return m_model; }
+
+protected:
+	ObjectModel* m_model;      ///< Model for this object
+};
+
+
+} // namespace OmGtk
+
+#endif // GTKOBJECTCONTROLLER_H