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/*
* Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org>
* Copyright (C) 2003 Marco Pesenti Gritti
* Copyright (C) 2003 Christian Persch
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Id$
*/
#ifndef EPHY_NODE_H
#define EPHY_NODE_H
#include <libxml/tree.h>
#include <libxml/xmlwriter.h>
G_BEGIN_DECLS
#define EPHY_TYPE_NODE (ephy_node_get_type ())
#define EPHY_IS_NODE(o) (o != NULL)
typedef struct _EphyNode EphyNode;
typedef enum
{
EPHY_NODE_DESTROY, /* EphyNode *node */
EPHY_NODE_RESTORED, /* EphyNode *node */
EPHY_NODE_CHANGED, /* EphyNode *node, guint property_id */
EPHY_NODE_CHILD_ADDED, /* EphyNode *node, EphyNode *child */
EPHY_NODE_CHILD_CHANGED, /* EphyNode *node, EphyNode *child, guint property_id */
EPHY_NODE_CHILD_REMOVED, /* EphyNode *node, EphyNode *child, guint old_index */
EPHY_NODE_CHILDREN_REORDERED /* EphyNode *node, int *new_order */
} EphyNodeSignalType;
#include "ephy-node-db.h"
typedef void (*EphyNodeCallback) (EphyNode *node, ...);
typedef gboolean (*EphyNodeFilterFunc) (EphyNode *, gpointer);
GType ephy_node_get_type (void) G_GNUC_CONST;
EphyNode *ephy_node_new (EphyNodeDb *db);
EphyNode *ephy_node_new_with_id (EphyNodeDb *db,
guint reserved_id);
EphyNodeDb *ephy_node_get_db (EphyNode *node);
/* unique node ID */
guint ephy_node_get_id (EphyNode *node);
/* refcounting */
void ephy_node_ref (EphyNode *node);
void ephy_node_unref (EphyNode *node);
/* signals */
int ephy_node_signal_connect_object (EphyNode *node,
EphyNodeSignalType type,
EphyNodeCallback callback,
GObject *object);
guint ephy_node_signal_disconnect_object (EphyNode *node,
EphyNodeSignalType type,
EphyNodeCallback callback,
GObject *object);
void ephy_node_signal_disconnect (EphyNode *node,
int signal_id);
/* properties */
void ephy_node_set_property (EphyNode *node,
guint property_id,
const GValue *value);
gboolean ephy_node_get_property (EphyNode *node,
guint property_id,
GValue *value);
const char *ephy_node_get_property_string (EphyNode *node,
guint property_id);
gboolean ephy_node_get_property_boolean (EphyNode *node,
guint property_id);
long ephy_node_get_property_long (EphyNode *node,
guint property_id);
int ephy_node_get_property_int (EphyNode *node,
guint property_id);
double ephy_node_get_property_double (EphyNode *node,
guint property_id);
float ephy_node_get_property_float (EphyNode *node,
guint property_id);
EphyNode *ephy_node_get_property_node (EphyNode *node,
guint property_id);
/* xml storage */
int ephy_node_write_to_xml (EphyNode *node,
xmlTextWriterPtr writer);
EphyNode *ephy_node_new_from_xml (EphyNodeDb *db,
xmlNodePtr xml_node);
/* DAG structure */
void ephy_node_add_child (EphyNode *node,
EphyNode *child);
void ephy_node_remove_child (EphyNode *node,
EphyNode *child);
void ephy_node_sort_children (EphyNode *node,
GCompareFunc compare_func);
gboolean ephy_node_has_child (EphyNode *node,
EphyNode *child);
void ephy_node_reorder_children (EphyNode *node,
int *new_order);
GPtrArray *ephy_node_get_children (EphyNode *node);
int ephy_node_get_n_children (EphyNode *node);
EphyNode *ephy_node_get_nth_child (EphyNode *node,
guint n);
int ephy_node_get_child_index (EphyNode *node,
EphyNode *child);
EphyNode *ephy_node_get_next_child (EphyNode *node,
EphyNode *child);
EphyNode *ephy_node_get_previous_child (EphyNode *node,
EphyNode *child);
G_END_DECLS
#endif /* __EPHY_NODE_H */
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