Initial revision

1 files changed, 144 insertions, 0 deletions

diff --git a/lib/ephy-node.h b/lib/ephy-node.h
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+/*
+ *  Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org>
+ *
+ *  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 <glib-object.h>
+
+#include <libxml/tree.h>
+
+G_BEGIN_DECLS
+
+#define EPHY_TYPE_NODE         (ephy_node_get_type ())
+#define EPHY_NODE(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), EPHY_TYPE_NODE, EphyNode))
+#define EPHY_NODE_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), EPHY_TYPE_NODE, EphyNodeClass))
+#define EPHY_IS_NODE(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), EPHY_TYPE_NODE))
+#define EPHY_IS_NODE_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), EPHY_TYPE_NODE))
+#define EPHY_NODE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EPHY_TYPE_NODE, EphyNodeClass))
+
+typedef struct EphyNodePrivate EphyNodePrivate;
+
+typedef struct
+{
+	GObject parent;
+
+	EphyNodePrivate *priv;
+} EphyNode;
+
+typedef struct
+{
+	GObjectClass parent;
+
+	/* signals */
+	void (*destroyed)       (EphyNode *node);
+	void (*restored)        (EphyNode *node);
+
+	void (*child_added)     (EphyNode *node, EphyNode *child);
+	void (*child_changed)   (EphyNode *node, EphyNode *child);
+	void (*child_reordered) (EphyNode *node, EphyNode *child,
+			         int old_index, int new_index);
+	void (*child_removed)   (EphyNode *node, EphyNode *child);
+} EphyNodeClass;
+
+GType       ephy_node_get_type              (void);
+
+EphyNode   *ephy_node_new                   (void);
+
+/* unique node ID */
+long        ephy_node_get_id                (EphyNode *node);
+
+EphyNode   *ephy_node_get_from_id           (gulong id);
+
+/* refcounting */
+void        ephy_node_ref                   (EphyNode *node);
+void        ephy_node_unref                 (EphyNode *node);
+
+/* locking */
+void        ephy_node_freeze                (EphyNode *node);
+void        ephy_node_thaw                  (EphyNode *node);
+
+/* property interface */
+enum
+{
+	EPHY_NODE_PROP_NAME          = 0,
+	EPHY_NODE_PROP_NAME_SORT_KEY = 1
+};
+
+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);
+/* free return value */
+char       *ephy_node_get_property_time     (EphyNode *node,
+					     guint property_id);
+
+/* xml storage */
+void          ephy_node_save_to_xml         (EphyNode *node,
+					     xmlNodePtr parent_xml_node);
+EphyNode     *ephy_node_new_from_xml        (xmlNodePtr xml_node);
+
+/* DAG structure */
+void        ephy_node_add_child             (EphyNode *node,
+					     EphyNode *child);
+void        ephy_node_remove_child          (EphyNode *node,
+					     EphyNode *child);
+gboolean    ephy_node_has_child             (EphyNode *node,
+					     EphyNode *child);
+
+/* Note that ephy_node_get_children freezes the node; you'll have to thaw it when done.
+ * This is to prevent the data getting changed from another thread. */
+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);
+
+/* node id services */
+void        ephy_node_system_init           (void);
+void        ephy_node_system_shutdown       (void);
+
+long        ephy_node_new_id                (void);
+
+G_END_DECLS
+
+#endif /* __EPHY_NODE_H */