Convert GailImageCell to GtkImageCellAccessible

1 files changed, 152 insertions, 0 deletions

diff --git a/gtk/a11y/gtkimagecellaccessible.c b/gtk/a11y/gtkimagecellaccessible.c
new file mode 100644
index 0000000000..4b356602e0
--- /dev/null
+++ b/gtk/a11y/gtkimagecellaccessible.c
@@ -0,0 +1,152 @@
+/* GAIL - The GNOME Accessibility Enabling Library
+ * Copyright 2001 Sun Microsystems Inc.
+ *
+ * This library 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; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+#include "gtkimagecellaccessible.h"
+
+static gchar *property_list[] = {
+  "pixbuf",
+  NULL
+};
+
+static void atk_image_interface_init (AtkImageIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (GtkImageCellAccessible, _gtk_image_cell_accessible, GTK_TYPE_RENDERER_CELL_ACCESSIBLE,
+                         G_IMPLEMENT_INTERFACE (ATK_TYPE_IMAGE, atk_image_interface_init))
+
+static void
+gtk_image_cell_accessible_finalize (GObject *object)
+{
+  GtkImageCellAccessible *image_cell = GTK_IMAGE_CELL_ACCESSIBLE (object);
+
+  g_free (image_cell->image_description);
+  G_OBJECT_CLASS (_gtk_image_cell_accessible_parent_class)->finalize (object);
+}
+
+static gboolean
+gtk_image_cell_accessible_update_cache (GtkRendererCellAccessible *cell,
+                                        gboolean                   emit_change_signal)
+{
+  return FALSE;
+}
+
+static void
+_gtk_image_cell_accessible_class_init (GtkImageCellAccessibleClass *klass)
+{
+  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+  GtkRendererCellAccessibleClass *renderer_cell_class = GTK_RENDERER_CELL_ACCESSIBLE_CLASS (klass);
+
+  gobject_class->finalize = gtk_image_cell_accessible_finalize;
+
+  renderer_cell_class->update_cache = gtk_image_cell_accessible_update_cache;
+  renderer_cell_class->property_list = property_list;
+}
+
+AtkObject *
+_gtk_image_cell_accessible_new (void)
+{
+  GObject *object;
+  AtkObject *atk_object;
+  GtkRendererCellAccessible *cell;
+
+  object = g_object_new (GTK_TYPE_IMAGE_CELL_ACCESSIBLE, NULL);
+
+  g_return_val_if_fail (object != NULL, NULL);
+
+  atk_object = ATK_OBJECT (object);
+  atk_object->role = ATK_ROLE_TABLE_CELL;
+
+  cell = GTK_RENDERER_CELL_ACCESSIBLE (object);
+
+  cell->renderer = gtk_cell_renderer_pixbuf_new ();
+  g_object_ref_sink (cell->renderer);
+
+  return atk_object;
+}
+
+static void
+_gtk_image_cell_accessible_init (GtkImageCellAccessible *image_cell)
+{
+  image_cell->image_description = NULL;
+}
+
+static const gchar *
+gtk_image_cell_accessible_get_image_description (AtkImage *image)
+{
+  GtkImageCellAccessible *image_cell = GTK_IMAGE_CELL_ACCESSIBLE (image);
+
+  return image_cell->image_description;
+}
+
+static gboolean
+gtk_image_cell_accessible_set_image_description (AtkImage    *image,
+                                                 const gchar *description)
+{
+  GtkImageCellAccessible *image_cell = GTK_IMAGE_CELL_ACCESSIBLE (image);
+
+  g_free (image_cell->image_description);
+  image_cell->image_description = g_strdup (description);
+
+  if (image_cell->image_description)
+    return TRUE;
+  else
+    return FALSE;
+}
+
+static void
+gtk_image_cell_accessible_get_image_position (AtkImage     *image,
+                                              gint         *x,
+                                              gint         *y,
+                                              AtkCoordType  coord_type)
+{
+  atk_component_get_position (ATK_COMPONENT (image), x, y, coord_type);
+}
+
+static void
+gtk_image_cell_accessible_get_image_size (AtkImage *image,
+                                          gint     *width,
+                                          gint     *height)
+{
+  GtkImageCellAccessible *cell = GTK_IMAGE_CELL_ACCESSIBLE (image);
+  GtkCellRenderer *cell_renderer;
+  GdkPixbuf *pixbuf = NULL;
+
+  cell_renderer = GTK_RENDERER_CELL_ACCESSIBLE (cell)->renderer;
+  g_object_get (GTK_CELL_RENDERER_PIXBUF (cell_renderer),
+                "pixbuf", &pixbuf,
+                NULL);
+
+  if (pixbuf)
+    {
+      *width = gdk_pixbuf_get_width (pixbuf);
+      *height = gdk_pixbuf_get_height (pixbuf);
+      g_object_unref (pixbuf);
+    }
+}
+
+static void
+atk_image_interface_init (AtkImageIface  *iface)
+{
+  iface->get_image_description = gtk_image_cell_accessible_get_image_description;
+  iface->set_image_description = gtk_image_cell_accessible_set_image_description;
+  iface->get_image_position = gtk_image_cell_accessible_get_image_position;
+  iface->get_image_size = gtk_image_cell_accessible_get_image_size;
+}