[gnome-shell/wip/clutter-deprecation-fixes: 12/25] st-widget: Copy get_focus_chain from StContainer

[Jasper St. Pierre <jstpierre src gnome org>]

commit 5ebc1f637c64e49d2055bc66ee194dd9dfe0123b
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Feb 13 19:55:30 2012 -0500

    st-widget: Copy get_focus_chain from StContainer
    
    This is a prerequisite to getting rid of StContainer

 src/st/st-widget.c |   24 ++++++++++++++++++++++++
 src/st/st-widget.h |    5 +++++
 2 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/src/st/st-widget.c b/src/st/st-widget.c
index 9522ec6..79145ef 100644
--- a/src/st/st-widget.c
+++ b/src/st/st-widget.c
@@ -772,6 +772,12 @@ st_widget_get_paint_volume (ClutterActor *self,
   return TRUE;
 }
 
+static GList *
+st_widget_real_get_focus_chain (StWidget *widget)
+{
+  return clutter_actor_get_children (CLUTTER_ACTOR (widget));
+}
+
 
 static void
 st_widget_class_init (StWidgetClass *klass)
@@ -809,6 +815,7 @@ st_widget_class_init (StWidgetClass *klass)
   klass->style_changed = st_widget_real_style_changed;
   klass->navigate_focus = st_widget_real_navigate_focus;
   klass->get_accessible_type = st_widget_accessible_get_type;
+  klass->get_focus_chain = st_widget_real_get_focus_chain;
 
   /**
    * StWidget:pseudo-class:
@@ -2527,3 +2534,20 @@ check_labels (StWidgetAccessible *widget_accessible,
                                    ATK_OBJECT (widget_accessible));
     }
 }
+
+/**
+ * st_widget_get_focus_chain:
+ * @widget: An #StWidget
+ *
+ * Gets a list of the focusable children of @widget, in "Tab"
+ * order. By default, this returns all visible
+ * (as in CLUTTER_ACTOR_IS_VISIBLE()) children of @widget.
+ *
+ * Returns: (element-type Clutter.Actor) (transfer container):
+ *   @widget's focusable children
+ */
+GList *
+st_widget_get_focus_chain (StWidget *widget)
+{
+  return ST_WIDGET_GET_CLASS (widget)->get_focus_chain (widget);
+}
diff --git a/src/st/st-widget.h b/src/st/st-widget.h
index 2ed46b3..e4a57fb 100644
--- a/src/st/st-widget.h
+++ b/src/st/st-widget.h
@@ -86,6 +86,8 @@ struct _StWidgetClass
                                     ClutterActor     *from,
                                     GtkDirectionType  direction);
   GType    (* get_accessible_type) (void);
+
+  GList *  (* get_focus_chain)     (StWidget         *widget);
 };
 
 GType st_widget_get_type (void) G_GNUC_CONST;
@@ -161,6 +163,9 @@ void                  st_widget_style_changed             (StWidget        *widg
 StThemeNode *         st_widget_get_theme_node            (StWidget        *widget);
 StThemeNode *         st_widget_peek_theme_node           (StWidget        *widget);
 
+GList *               st_widget_get_focus_chain           (StWidget        *widget);
+
+
 /* debug methods */
 char  *st_describe_actor       (ClutterActor *actor);
 void   st_set_slow_down_factor (gfloat factor);