/*

  * Copyright (C) 2007-2010 Gary Kramlich <grim@reaperworld.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 3 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, see <http://www.gnu.org/licenses/>.

  */

 #ifndef GPLATE_ITERATOR_H

 #define GPLATE_ITERATOR_H

 #include <glib.h>

 #include <glib-object.h>

 #define GPLATE_TYPE_ITERATOR			(gplate_iterator_get_gtype())

 #define GPLATE_ITERATOR(obj)			(G_TYPE_CHECK_INSTANCE_CAST((obj), GPLATE_TYPE_ITERATOR, GPlateIterator))

 #define GPLATE_IS_ITERATOR(obj)			(G_TYPE_CHECK_INSTANCE_TYPE((obj), GPLATE_TYPE_ITERATOR))

 #define GPLATE_ITERATOR_GET_IFACE(obj)	(G_TYPE_INSTANCE_GET_INTERFACE((obj), GPLATE_TYPE_ITERATOR, GPlateIteratorIface))

 typedef struct _GPlateIterator			GPlateIterator;

 typedef struct _GPlateIteratorIface		GPlateIteratorIface;

 #include <gplate/gplate-variable.h>

 struct _GPlateIteratorIface {

 	GTypeInterface gparent;

 	gboolean (*has_next)(const GPlateIterator *iter);

 	GPlateVariable *(*next)(GPlateIterator *iter);

 	void (*_gplate_reserved1)(void);

 	void (*_gplate_reserved2)(void);

 	void (*_gplate_reserved3)(void);

 	void (*_gplate_reserved4)(void);

 };

 G_BEGIN_DECLS

 GType gplate_iterator_get_gtype(void);

 gboolean gplate_iterator_has_next(const GPlateIterator *iter);

 GPlateVariable *gplate_iterator_next(GPlateIterator *iter);

 G_END_DECLS

 #endif /* GPLATE_ITERATOR_H */