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/* Evolution Accessibility: gal-a11y-e-table-column-header.h
*
* Author: Li Yuan <li.yuan@sun.com>
*
*/
#include <config.h>
#include <glib/gi18n.h>
#include <atk/atkobject.h>
#include <atk/atkregistry.h>
#include "table/e-table-header-item.h"
#include "a11y/gal-a11y-util.h"
#include "gal-a11y-e-table-column-header.h"
static GObjectClass *parent_class;
static gint priv_offset;
#define GET_PRIVATE(object) ((GalA11yETableColumnHeaderPrivate *) (((char *) object) + priv_offset))
#define PARENT_TYPE (atk_gobject_accessible_get_type ())
struct _GalA11yETableColumnHeaderPrivate {
ETableItem *item;
AtkObject *parent;
AtkStateSet *state_set;
};
static void
etch_init (GalA11yETableColumnHeader *a11y)
{
GET_PRIVATE (a11y)->item = NULL;
GET_PRIVATE (a11y)->parent = NULL;
GET_PRIVATE (a11y)->state_set = NULL;
}
static AtkStateSet *
gal_a11y_e_table_column_header_ref_state_set (AtkObject *accessible)
{
GalA11yETableColumnHeaderPrivate *priv = GET_PRIVATE (accessible);
g_return_val_if_fail (priv->state_set, NULL);
g_object_ref(priv->state_set);
return priv->state_set;
}
static void
gal_a11y_e_table_column_header_real_initialize (AtkObject *obj, gpointer data)
{
ATK_OBJECT_CLASS (parent_class)->initialize (obj, data);
}
static void
gal_a11y_e_table_column_header_dispose (GObject *object)
{
GalA11yETableColumnHeader *a11y = GAL_A11Y_E_TABLE_COLUMN_HEADER (object);
GalA11yETableColumnHeaderPrivate *priv = GET_PRIVATE (a11y);
if (priv->state_set) {
g_object_unref (priv->state_set);
priv->state_set = NULL;
}
if (parent_class->dispose)
parent_class->dispose (object);
}
static void
etch_class_init (GalA11yETableColumnHeaderClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_ref (PARENT_TYPE);
object_class->dispose = gal_a11y_e_table_column_header_dispose;
class->ref_state_set = gal_a11y_e_table_column_header_ref_state_set;
class->initialize = gal_a11y_e_table_column_header_real_initialize;
}
inline static GObject *
etch_a11y_get_gobject (AtkGObjectAccessible *accessible)
{
return atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (accessible));
}
static gboolean
gal_a11y_e_table_column_header_do_action (AtkAction *action,
gint i)
{
gboolean return_value = TRUE;
GtkWidget *widget;
GalA11yETableColumnHeader *a11y;
ETableHeaderItem *ethi;
ETableItem *item;
ETableCol *col;
switch (i) {
case 0:
a11y = GAL_A11Y_E_TABLE_COLUMN_HEADER (action);
col = E_TABLE_COL (etch_a11y_get_gobject (ATK_GOBJECT_ACCESSIBLE (a11y)));
item = GET_PRIVATE (a11y)->item;
widget = gtk_widget_get_parent (GTK_WIDGET (item->parent.canvas));
if (E_IS_TREE (widget)) {
ethi = E_TABLE_HEADER_ITEM (e_tree_get_header_item (E_TREE (widget)));
}
else if (E_IS_TABLE (widget))
ethi = E_TABLE_HEADER_ITEM (E_TABLE (widget)->header_item);
else
break;
ethi_change_sort_state (ethi, col);
default:
return_value = FALSE;
break;
}
return return_value;
}
static gint
gal_a11y_e_table_column_header_get_n_actions (AtkAction *action)
{
return 1;
}
static G_CONST_RETURN gchar*
gal_a11y_e_table_column_header_action_get_name (AtkAction *action,
gint i)
{
G_CONST_RETURN gchar *return_value;
switch (i) {
case 0:
return_value = _("sort");
break;
default:
return_value = NULL;
break;
}
return return_value;
}
static void
atk_action_interface_init (AtkActionIface *iface)
{
g_return_if_fail (iface != NULL);
iface->do_action = gal_a11y_e_table_column_header_do_action;
iface->get_n_actions = gal_a11y_e_table_column_header_get_n_actions;
iface->get_name = gal_a11y_e_table_column_header_action_get_name;
}
GType
gal_a11y_e_table_column_header_get_type (void)
{
static GType type = 0;
if (!type) {
GTypeInfo info = {
sizeof (GalA11yETableColumnHeaderClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) etch_class_init,
(GClassFinalizeFunc) NULL,
NULL,
sizeof (GalA11yETableColumnHeader),
0,
(GInstanceInitFunc) etch_init,
NULL
};
static const GInterfaceInfo atk_action_info = {
(GInterfaceInitFunc) atk_action_interface_init,
(GInterfaceFinalizeFunc) NULL,
NULL
};
type = gal_a11y_type_register_static_with_private (PARENT_TYPE, "GalA11yETableColumnHeader", &info, 0,
sizeof (GalA11yETableColumnHeaderPrivate), &priv_offset);
g_type_add_interface_static (type, ATK_TYPE_ACTION, &atk_action_info);
}
return type;
}
AtkObject *
gal_a11y_e_table_column_header_new (ETableCol *ecol, ETableItem *item)
{
GalA11yETableColumnHeader *a11y;
AtkObject *accessible;
g_return_val_if_fail (E_IS_TABLE_COL (ecol), NULL);
a11y = g_object_new (gal_a11y_e_table_column_header_get_type(), NULL);
accessible = ATK_OBJECT (a11y);
atk_object_initialize (accessible, ecol);
GET_PRIVATE (a11y)->item = item;
GET_PRIVATE (a11y)->state_set = atk_state_set_new ();
atk_state_set_add_state (GET_PRIVATE(a11y)->state_set, ATK_STATE_VISIBLE);
atk_state_set_add_state (GET_PRIVATE(a11y)->state_set, ATK_STATE_SHOWING);
atk_state_set_add_state (GET_PRIVATE(a11y)->state_set, ATK_STATE_SENSITIVE);
atk_state_set_add_state (GET_PRIVATE(a11y)->state_set, ATK_STATE_ENABLED);
if (ecol->text)
atk_object_set_name (accessible, ecol->text);
atk_object_set_role (accessible, ATK_ROLE_TABLE_COLUMN_HEADER);
return ATK_OBJECT (a11y);
}
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