Pileus Git - ~andy/gtk/blob - gtk/a11y/gtkarrowaccessible.c

   1 /* GTK+ - accessibility implementations
   2  * Copyright 2001 Sun Microsystems Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "config.h"
  19
  20 #include <gtk/gtk.h>
  21 #include "gtkarrowaccessible.h"
  22
  23 struct _GtkArrowAccessiblePrivate
  24 {
  25   gchar *image_description;
  26 };
  27
  28 static void atk_image_interface_init (AtkImageIface  *iface);
  29
  30 G_DEFINE_TYPE_WITH_CODE (GtkArrowAccessible, gtk_arrow_accessible, GTK_TYPE_WIDGET_ACCESSIBLE,
  31                          G_IMPLEMENT_INTERFACE (ATK_TYPE_IMAGE, atk_image_interface_init))
  32
  33 static void
  34 gtk_arrow_accessible_initialize (AtkObject *accessible,
  35                                  gpointer   data)
  36 {
  37   ATK_OBJECT_CLASS (gtk_arrow_accessible_parent_class)->initialize (accessible, data);
  38
  39   accessible->role = ATK_ROLE_ICON;
  40 }
  41
  42 static void
  43 gtk_arrow_accessible_finalize (GObject *object)
  44 {
  45   GtkArrowAccessible *arrow = GTK_ARROW_ACCESSIBLE (object);
  46
  47   g_free (arrow->priv->image_description);
  48
  49   G_OBJECT_CLASS (gtk_arrow_accessible_parent_class)->finalize (object);
  50 }
  51
  52 static void
  53 gtk_arrow_accessible_class_init (GtkArrowAccessibleClass *klass)
  54 {
  55   GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  56   AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (klass);
  57
  58   atk_object_class->initialize = gtk_arrow_accessible_initialize;
  59
  60   gobject_class->finalize = gtk_arrow_accessible_finalize;
  61
  62   g_type_class_add_private (klass, sizeof (GtkArrowAccessiblePrivate));
  63 }
  64
  65 static void
  66 gtk_arrow_accessible_init (GtkArrowAccessible *arrow)
  67 {
  68   arrow->priv = G_TYPE_INSTANCE_GET_PRIVATE (arrow,
  69                                              GTK_TYPE_ARROW_ACCESSIBLE,
  70                                              GtkArrowAccessiblePrivate);
  71 }
  72
  73 static const gchar *
  74 gtk_arrow_accessible_get_image_description (AtkImage *obj)
  75 {
  76   GtkArrowAccessible *arrow = GTK_ARROW_ACCESSIBLE (obj);
  77
  78   return arrow->priv->image_description;
  79 }
  80
  81 static gboolean
  82 gtk_arrow_accessible_set_image_description (AtkImage    *obj,
  83                                             const gchar *description)
  84 {
  85   GtkArrowAccessible *arrow = GTK_ARROW_ACCESSIBLE (obj);
  86
  87   g_free (arrow->priv->image_description);
  88   arrow->priv->image_description = g_strdup (description);
  89
  90   return TRUE;
  91
  92 }
  93
  94 static void
  95 atk_image_interface_init (AtkImageIface *iface)
  96 {
  97   iface->get_image_description = gtk_arrow_accessible_get_image_description;
  98   iface->set_image_description = gtk_arrow_accessible_set_image_description;
  99 }