[gtk+] GtkSeparator: Explicitly notify orientation

[Matthias Clasen <matthiasc src gnome org>]

commit 0dd1102cc4c6c2c42a709a6e6d262933ad3eb6d6
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jun 9 09:28:39 2014 -0400

    GtkSeparator: Explicitly notify orientation

 gtk/gtkseparator.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkseparator.c b/gtk/gtkseparator.c
index d8452f1..8c6d492 100644
--- a/gtk/gtkseparator.c
+++ b/gtk/gtkseparator.c
@@ -70,9 +70,13 @@ gtk_separator_set_property (GObject      *object,
   switch (prop_id)
     {
     case PROP_ORIENTATION:
-      private->orientation = g_value_get_enum (value);
-      _gtk_orientable_set_style_classes (GTK_ORIENTABLE (object));
-      gtk_widget_queue_resize (GTK_WIDGET (object));
+      if (private->orientation != g_value_get_enum (value))
+        {
+          private->orientation = g_value_get_enum (value);
+          _gtk_orientable_set_style_classes (GTK_ORIENTABLE (object));
+          gtk_widget_queue_resize (GTK_WIDGET (object));
+          g_object_notify_by_pspec (object, pspec);
+        }
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);