[gtk+] widget: Synthesize crossing only if sensitivity changed while propagating state

[Rui Matos <rtcm src gnome org>]

commit 1235dc320b930965fabfa9d5c1429e92dc282424
Author: Rui Matos <tiagomatos gmail com>
Date:   Wed Dec 14 02:29:38 2011 +0000

    widget: Synthesize crossing only if sensitivity changed while propagating state

 gtk/gtkwidget.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 6b96be4..4788747 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -10704,7 +10704,8 @@ gtk_widget_propagate_state (GtkWidget    *widget,
       g_signal_emit (widget, widget_signals[STATE_CHANGED], 0, old_state);
       g_signal_emit (widget, widget_signals[STATE_FLAGS_CHANGED], 0, old_flags);
 
-      if (!priv->shadowed)
+      if (!priv->shadowed &&
+          (new_flags & GTK_STATE_FLAG_INSENSITIVE) != (old_flags & GTK_STATE_FLAG_INSENSITIVE))
         {
           GList *event_windows = NULL;
           GList *devices, *d;
@@ -10729,7 +10730,7 @@ gtk_widget_propagate_state (GtkWidget    *widget,
               if (!gtk_widget_is_sensitive (widget))
                 _gtk_widget_synthesize_crossing (widget, NULL, d->data,
                                                  GDK_CROSSING_STATE_CHANGED);
-              else if (old_flags & GTK_STATE_FLAG_INSENSITIVE)
+              else
                 _gtk_widget_synthesize_crossing (NULL, widget, d->data,
                                                  GDK_CROSSING_STATE_CHANGED);