[gtk+] a11y: Make GtkCellAccessible a GtkAccessible

[Benjamin Otte <otte src gnome org>]

commit d2a58446eaf18798674aadc675187f47ade0b31f
Author: Benjamin Otte <otte redhat com>
Date:   Mon Dec 19 06:10:16 2011 +0100

    a11y: Make GtkCellAccessible a GtkAccessible

 gtk/a11y/gtkcellaccessible.c     |   31 ++++++++++---------------------
 gtk/a11y/gtkcellaccessible.h     |    7 +++----
 gtk/a11y/gtktreeviewaccessible.c |    2 +-
 3 files changed, 14 insertions(+), 26 deletions(-)
---
diff --git a/gtk/a11y/gtkcellaccessible.c b/gtk/a11y/gtkcellaccessible.c
index f24b122..d958575 100644
--- a/gtk/a11y/gtkcellaccessible.c
+++ b/gtk/a11y/gtkcellaccessible.c
@@ -42,7 +42,7 @@ static const struct {
 static void atk_action_interface_init    (AtkActionIface    *iface);
 static void atk_component_interface_init (AtkComponentIface *iface);
 
-G_DEFINE_TYPE_WITH_CODE (GtkCellAccessible, _gtk_cell_accessible, ATK_TYPE_OBJECT,
+G_DEFINE_TYPE_WITH_CODE (GtkCellAccessible, _gtk_cell_accessible, GTK_TYPE_ACCESSIBLE,
                          G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init)
                          G_IMPLEMENT_INTERFACE (ATK_TYPE_COMPONENT, atk_component_interface_init))
 
@@ -87,7 +87,7 @@ gtk_cell_accessible_get_index_in_parent (AtkObject *obj)
   if (GTK_IS_CONTAINER_CELL_ACCESSIBLE (parent))
     return g_list_index (GTK_CONTAINER_CELL_ACCESSIBLE (parent)->children, obj);
 
-  parent = gtk_widget_get_accessible (cell->widget);
+  parent = gtk_widget_get_accessible (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell)));
   if (parent == NULL)
     return -1;
 
@@ -106,7 +106,7 @@ gtk_cell_accessible_ref_state_set (AtkObject *accessible)
 
   state_set = atk_state_set_new ();
 
-  if (cell_accessible->widget == NULL)
+  if (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell_accessible)) == NULL)
     {
       atk_state_set_add_state (state_set, ATK_STATE_DEFUNCT);
       return state_set;
@@ -133,7 +133,7 @@ gtk_cell_accessible_ref_state_set (AtkObject *accessible)
         }
     }
 
-  if (gtk_widget_get_mapped (cell_accessible->widget))
+  if (gtk_widget_get_mapped (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell_accessible))))
     atk_state_set_add_state (state_set, ATK_STATE_SHOWING);
 
   return state_set;
@@ -155,14 +155,6 @@ _gtk_cell_accessible_class_init (GtkCellAccessibleClass *klass)
 static void
 _gtk_cell_accessible_init (GtkCellAccessible *cell)
 {
-  cell->widget = NULL;
-}
-
-static void
-widget_destroyed (GtkWidget         *widget,
-                  GtkCellAccessible *cell)
-{
-  cell->widget = NULL;
 }
 
 void
@@ -170,11 +162,8 @@ _gtk_cell_accessible_initialise (GtkCellAccessible *cell,
                                  GtkWidget         *widget,
                                  AtkObject         *parent)
 {
-  cell->widget = widget;
+  gtk_accessible_set_widget (GTK_ACCESSIBLE (cell), widget);
   atk_object_set_parent (ATK_OBJECT (cell), parent);
-
-  g_signal_connect_object (G_OBJECT (widget), "destroy",
-                           G_CALLBACK (widget_destroyed), cell, 0);
 }
 
 gboolean
@@ -291,10 +280,10 @@ gtk_cell_accessible_action_do_action (AtkAction *action,
   GtkCellAccessibleParent *parent;
 
   cell = GTK_CELL_ACCESSIBLE (action);
-  if (cell->widget == NULL)
+  if (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell)) == NULL)
     return FALSE;
 
-  parent = GTK_CELL_ACCESSIBLE_PARENT (gtk_widget_get_accessible (cell->widget));
+  parent = GTK_CELL_ACCESSIBLE_PARENT (gtk_widget_get_accessible (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell))));
 
   switch (index)
     {
@@ -333,7 +322,7 @@ gtk_cell_accessible_get_extents (AtkComponent *component,
   AtkObject *parent;
 
   cell = GTK_CELL_ACCESSIBLE (component);
-  parent = gtk_widget_get_accessible (cell->widget);
+  parent = gtk_widget_get_accessible (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell)));
 
   _gtk_cell_accessible_parent_get_cell_extents (GTK_CELL_ACCESSIBLE_PARENT (parent),
                                                 cell,
@@ -347,7 +336,7 @@ gtk_cell_accessible_grab_focus (AtkComponent *component)
   AtkObject *parent;
 
   cell = GTK_CELL_ACCESSIBLE (component);
-  parent = gtk_widget_get_accessible (cell->widget);
+  parent = gtk_widget_get_accessible (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell)));
 
   return _gtk_cell_accessible_parent_grab_focus (GTK_CELL_ACCESSIBLE_PARENT (parent), cell);
 }
@@ -374,7 +363,7 @@ _gtk_cell_accessible_get_state (GtkCellAccessible *cell)
 
   g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE (cell), 0);
 
-  parent = gtk_widget_get_accessible (cell->widget);
+  parent = gtk_widget_get_accessible (gtk_accessible_get_widget (GTK_ACCESSIBLE (cell)));
   if (parent == NULL)
     return 0;
 
diff --git a/gtk/a11y/gtkcellaccessible.h b/gtk/a11y/gtkcellaccessible.h
index bf489d6..b937fa9 100644
--- a/gtk/a11y/gtkcellaccessible.h
+++ b/gtk/a11y/gtkcellaccessible.h
@@ -21,6 +21,7 @@
 #define __GTK_CELL_ACCESSIBLE_H__
 
 #include <atk/atk.h>
+#include "gtk/gtkaccessible.h"
 
 G_BEGIN_DECLS
 
@@ -36,14 +37,12 @@ typedef struct _GtkCellAccessibleClass GtkCellAccessibleClass;
 
 struct _GtkCellAccessible
 {
-  AtkObject parent;
-
-  GtkWidget    *widget;
+  GtkAccessible parent;
 };
 
 struct _GtkCellAccessibleClass
 {
-  AtkObjectClass parent_class;
+  GtkAccessibleClass parent_class;
   void (*update_cache) (GtkCellAccessible *cell);
 };
 
diff --git a/gtk/a11y/gtktreeviewaccessible.c b/gtk/a11y/gtktreeviewaccessible.c
index 65a08fc..4fca7fa 100644
--- a/gtk/a11y/gtktreeviewaccessible.c
+++ b/gtk/a11y/gtktreeviewaccessible.c
@@ -120,7 +120,7 @@ cell_info_free (GtkTreeViewAccessibleCellInfo *cell_info)
     {
       g_object_steal_qdata (G_OBJECT (cell_info->cell),
                             gtk_tree_view_accessible_get_data_quark ());
-      _gtk_cell_accessible_add_state (cell_info->cell, ATK_STATE_DEFUNCT, FALSE);
+      gtk_accessible_set_widget (GTK_ACCESSIBLE (cell_info->cell), NULL);
     }
 
   g_free (cell_info);