Set vtable entry for default implementations (atk_text_get_range_extents):

2003-01-21  Padraig O'Briain  <padraig.obriain@sun.com>

	* atk/atktext.c
	(atk_text_base_init): Set vtable entry for default implementations
	(atk_text_get_range_extents): Omit calling default implementation
	(atk_text_get_bounded_ranges): Omit calling default implementation

	* atk/atkcomponent.c
	(atk_component_base_init): New function to set vtable entry for
	default implementations
	(atk_component_ref_accessible_at_point): Omit calling default
	implementation
	(atk_component_contains): Omit calling default implementation
	(atk_component_get_position): Omit calling default implementation
	(atk_component_get_size): Omit calling default implementation

3 files changed, 43 insertions, 33 deletions

diff --git a/ChangeLog b/ChangeLog
index 2d85674..d975a0a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,21 @@
 2003-01-21  Padraig O'Briain  <padraig.obriain@sun.com>
 
+	* atk/atktext.c
+	(atk_text_base_init): Set vtable entry for default implementations
+	(atk_text_get_range_extents): Omit calling default implementation
+	(atk_text_get_bounded_ranges): Omit calling default implementation
+
+	* atk/atkcomponent.c
+	(atk_component_base_init): New function to set vtable entry for 
+	default implementations
+	(atk_component_ref_accessible_at_point): Omit calling default 
+	implementation
+	(atk_component_contains): Omit calling default implementation
+	(atk_component_get_position): Omit calling default implementation
+	(atk_component_get_size): Omit calling default implementation
+
+2003-01-21  Padraig O'Briain  <padraig.obriain@sun.com>
+
 	* atk/atkobject.c 
 	(atk_object_real_set_property): Add support for PROP_TABLE_SUMMARY 
 	and PROP_TABLE_CAPTION_OBJECT.
diff --git a/atk/atkcomponent.c b/atk/atkcomponent.c
index 67190e6..3b44f68 100755
--- a/atk/atkcomponent.c
+++ b/atk/atkcomponent.c
@@ -20,6 +20,8 @@
 
 #include "atkcomponent.h"
 
+static void       atk_component_base_init (AtkComponentIface *class);
+
 static gboolean   atk_component_real_contains                (AtkComponent *component,
                                                               gint         x,
                                                               gint         y,
@@ -48,7 +50,7 @@ atk_component_get_type (void)
     static const GTypeInfo tinfo =
     {
       sizeof (AtkComponentIface),
-      (GBaseInitFunc) NULL,
+      (GBaseInitFunc) atk_component_base_init,
       (GBaseFinalizeFunc) NULL,
 
     };
@@ -59,6 +61,21 @@ atk_component_get_type (void)
   return type;
 }
 
+static void
+atk_component_base_init (AtkComponentIface *class)
+{
+  static gboolean initialized = FALSE;
+
+  if (! initialized)
+    {
+      class->ref_accessible_at_point = atk_component_real_ref_accessible_at_point;
+      class->contains = atk_component_real_contains;
+      class->get_position = atk_component_real_get_position;
+      class->get_size = atk_component_real_get_size;
+    }
+}
+
+
 /**
  * atk_component_add_focus_handler:
  * @component: The #AtkComponent to attach the @handler to
@@ -136,12 +153,7 @@ atk_component_contains (AtkComponent    *component,
   if (iface->contains)
     return (iface->contains) (component, x, y, coord_type);
   else
-  {
-    /*
-     * if this method is not overridden use the default implementation.
-     */
-    return atk_component_real_contains (component, x, y, coord_type);
-  }
+    return FALSE;
 }
 
 /**
@@ -171,12 +183,7 @@ atk_component_ref_accessible_at_point (AtkComponent    *component,
   if (iface->ref_accessible_at_point)
     return (iface->ref_accessible_at_point) (component, x, y, coord_type);
   else
-  {
-    /*
-     * if this method is not overridden use the default implementation.
-     */
-    return atk_component_real_ref_accessible_at_point (component, x, y, coord_type);
-  }
+    return NULL;
 }
 
 /**
@@ -265,13 +272,6 @@ atk_component_get_position   (AtkComponent    *component,
 
   if (iface->get_position)
     (iface->get_position) (component, real_x, real_y, coord_type);
-  else
-  {
-    /*
-     * if this method is not overridden use the default implementation.
-     */
-    atk_component_real_get_position (component, real_x, real_y, coord_type);
-  }
 }
 
 /**
@@ -308,13 +308,6 @@ atk_component_get_size       (AtkComponent    *component,
 
   if (iface->get_size)
     (iface->get_size) (component, real_width, real_height);
-  else
-  {
-    /*
-     * if this method is not overridden use the default implementation.
-     */
-    atk_component_real_get_size (component, real_width, real_height);
-  }
 }
 
 /**
diff --git a/atk/atktext.c b/atk/atktext.c
index bf2a814..85f376d 100755
--- a/atk/atktext.c
+++ b/atk/atktext.c
@@ -64,7 +64,7 @@ static const gchar *underline[] = {"none",
                                    "double",
                                    "low"};
 
-static void atk_text_base_init (gpointer *g_class);
+static void atk_text_base_init (AtkTextIface *class);
 
 static void atk_text_real_get_range_extents  (AtkText          *text,
                                               gint             start_offset,
@@ -104,7 +104,7 @@ atk_text_get_type ()
 }
 
 static void
-atk_text_base_init (gpointer *g_class)
+atk_text_base_init (AtkTextIface *class)
 {
   static gboolean initialized = FALSE;
   
@@ -114,7 +114,10 @@ atk_text_base_init (gpointer *g_class)
        * Note that text_changed signal supports details "insert", "delete", 
        * possibly "replace". 
        */
-      
+     
+      class->get_range_extents = atk_text_real_get_range_extents; 
+      class->get_bounded_ranges = atk_text_real_get_bounded_ranges; 
+
       atk_text_signals[TEXT_CHANGED] =
 	g_signal_new ("text_changed",
 		      ATK_TYPE_TEXT,
@@ -913,8 +916,6 @@ atk_text_get_range_extents (AtkText          *text,
 
   if (iface->get_range_extents)
     (*(iface->get_range_extents)) (text, start_offset, end_offset, coord_type, rect);
-  else
-    atk_text_real_get_range_extents (text, start_offset, end_offset, coord_type, rect);
 }
 
 /**
@@ -947,7 +948,7 @@ atk_text_get_bounded_ranges (AtkText          *text,
   if (iface->get_bounded_ranges)
     return (*(iface->get_bounded_ranges)) (text, rect, coord_type, x_clip_type, y_clip_type);
   else
-    return atk_text_real_get_bounded_ranges (text, rect, coord_type, x_clip_type, y_clip_type);
+    return NULL;
 }
 
 /**