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/*
* This program 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.
*
* 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 Lesser General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*
* Authors:
* Christopher James Lahey <clahey@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gal-a11y-e-cell.h"
#include "gal-a11y-e-cell-registry.h"
static GObjectClass *parent_class;
static GalA11yECellRegistry *default_registry;
#define PARENT_TYPE (G_TYPE_OBJECT)
struct _GalA11yECellRegistryPrivate {
GHashTable *table;
};
/* Static functions */
static void
gal_a11y_e_cell_registry_finalize (GObject *obj)
{
GalA11yECellRegistry *registry = GAL_A11Y_E_CELL_REGISTRY (obj);
g_hash_table_destroy (registry->priv->table);
g_free (registry->priv);
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static void
gal_a11y_e_cell_registry_class_init (GalA11yECellRegistryClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
parent_class = g_type_class_ref (PARENT_TYPE);
object_class->finalize = gal_a11y_e_cell_registry_finalize;
}
static void
gal_a11y_e_cell_registry_init (GalA11yECellRegistry *registry)
{
registry->priv = g_new (GalA11yECellRegistryPrivate, 1);
registry->priv->table = g_hash_table_new (NULL, NULL);
}
/**
* gal_a11y_e_cell_registry_get_type:
* @void:
*
* Registers the &GalA11yECellRegistry class if necessary, and returns the type ID
* associated to it.
*
* Return value: The type ID of the &GalA11yECellRegistry class.
**/
GType
gal_a11y_e_cell_registry_get_type (void)
{
static GType type = 0;
if (!type) {
GTypeInfo info = {
sizeof (GalA11yECellRegistryClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gal_a11y_e_cell_registry_class_init,
(GClassFinalizeFunc) NULL,
NULL, /* class_data */
sizeof (GalA11yECellRegistry),
0,
(GInstanceInitFunc) gal_a11y_e_cell_registry_init,
NULL /* value_cell */
};
type = g_type_register_static (
PARENT_TYPE, "GalA11yECellRegistry", &info, 0);
}
return type;
}
static void
init_default_registry (void)
{
if (default_registry == NULL) {
default_registry = g_object_new (gal_a11y_e_cell_registry_get_type (), NULL);
}
}
AtkObject *
gal_a11y_e_cell_registry_get_object (GalA11yECellRegistry *registry,
ETableItem *item,
ECellView *cell_view,
AtkObject *parent,
gint model_col,
gint view_col,
gint row)
{
GalA11yECellRegistryFunc func = NULL;
GType type;
if (registry == NULL) {
init_default_registry ();
registry = default_registry;
}
type = G_OBJECT_TYPE (cell_view->ecell);
while (func == NULL && type != 0) {
func = g_hash_table_lookup (registry->priv->table, GINT_TO_POINTER (type));
type = g_type_parent (type);
}
if (func == NULL)
func = gal_a11y_e_cell_new;
return func (item, cell_view, parent, model_col, view_col, row);
}
void
gal_a11y_e_cell_registry_add_cell_type (GalA11yECellRegistry *registry,
GType type,
GalA11yECellRegistryFunc func)
{
if (registry == NULL) {
init_default_registry ();
registry = default_registry;
}
g_hash_table_insert (registry->priv->table, GINT_TO_POINTER (type), func);
}
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