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/* bidiriterator.c generated by valac 0.19.0.4-d6d4, the Vala compiler
* generated from bidiriterator.vala, do not modify */
/* bidiriterator.vala
*
* Copyright (C) 2009 Didier Villevalois, Maciej Piechotka
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Maciej Piechotka <uzytkownik2@gmail.com>
*/
#include <glib.h>
#include <glib-object.h>
#define GEE_TYPE_ITERATOR (gee_iterator_get_type ())
#define GEE_ITERATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_ITERATOR, GeeIterator))
#define GEE_IS_ITERATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_ITERATOR))
#define GEE_ITERATOR_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEE_TYPE_ITERATOR, GeeIteratorIface))
typedef struct _GeeIterator GeeIterator;
typedef struct _GeeIteratorIface GeeIteratorIface;
#define GEE_TYPE_BIDIR_ITERATOR (gee_bidir_iterator_get_type ())
#define GEE_BIDIR_ITERATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_BIDIR_ITERATOR, GeeBidirIterator))
#define GEE_IS_BIDIR_ITERATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_BIDIR_ITERATOR))
#define GEE_BIDIR_ITERATOR_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEE_TYPE_BIDIR_ITERATOR, GeeBidirIteratorIface))
typedef struct _GeeBidirIterator GeeBidirIterator;
typedef struct _GeeBidirIteratorIface GeeBidirIteratorIface;
struct _GeeIteratorIface {
GTypeInterface parent_iface;
gboolean (*next) (GeeIterator* self);
gboolean (*has_next) (GeeIterator* self);
gboolean (*first) (GeeIterator* self);
gpointer (*get) (GeeIterator* self);
void (*remove) (GeeIterator* self);
};
struct _GeeBidirIteratorIface {
GTypeInterface parent_iface;
gboolean (*previous) (GeeBidirIterator* self);
gboolean (*has_previous) (GeeBidirIterator* self);
gboolean (*last) (GeeBidirIterator* self);
};
GType gee_iterator_get_type (void) G_GNUC_CONST;
GType gee_bidir_iterator_get_type (void) G_GNUC_CONST;
gboolean gee_bidir_iterator_previous (GeeBidirIterator* self);
gboolean gee_bidir_iterator_has_previous (GeeBidirIterator* self);
gboolean gee_bidir_iterator_last (GeeBidirIterator* self);
/**
* Rewinds to the previous element in the iteration.
*
* @return ``true`` if the iterator has a previous element
*/
gboolean gee_bidir_iterator_previous (GeeBidirIterator* self) {
g_return_val_if_fail (self != NULL, FALSE);
return GEE_BIDIR_ITERATOR_GET_INTERFACE (self)->previous (self);
}
/**
* Checks whether there is a previous element in the iteration.
*
* @return ``true`` if the iterator has a previous element
*/
gboolean gee_bidir_iterator_has_previous (GeeBidirIterator* self) {
g_return_val_if_fail (self != NULL, FALSE);
return GEE_BIDIR_ITERATOR_GET_INTERFACE (self)->has_previous (self);
}
/**
* Advances to the last element in the iteration.
*
* @return ``true`` if the iterator has a last element
*/
gboolean gee_bidir_iterator_last (GeeBidirIterator* self) {
g_return_val_if_fail (self != NULL, FALSE);
return GEE_BIDIR_ITERATOR_GET_INTERFACE (self)->last (self);
}
static void gee_bidir_iterator_base_init (GeeBidirIteratorIface * iface) {
static gboolean initialized = FALSE;
if (!initialized) {
initialized = TRUE;
}
}
/**
* A bi-directional iterator.
*/
GType gee_bidir_iterator_get_type (void) {
static volatile gsize gee_bidir_iterator_type_id__volatile = 0;
if (g_once_init_enter (&gee_bidir_iterator_type_id__volatile)) {
static const GTypeInfo g_define_type_info = { sizeof (GeeBidirIteratorIface), (GBaseInitFunc) gee_bidir_iterator_base_init, (GBaseFinalizeFunc) NULL, (GClassInitFunc) NULL, (GClassFinalizeFunc) NULL, NULL, 0, 0, (GInstanceInitFunc) NULL, NULL };
GType gee_bidir_iterator_type_id;
gee_bidir_iterator_type_id = g_type_register_static (G_TYPE_INTERFACE, "GeeBidirIterator", &g_define_type_info, 0);
g_type_interface_add_prerequisite (gee_bidir_iterator_type_id, GEE_TYPE_ITERATOR);
g_once_init_leave (&gee_bidir_iterator_type_id__volatile, gee_bidir_iterator_type_id);
}
return gee_bidir_iterator_type_id__volatile;
}
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