From eb34ff5b489e28bca79e4c8107ea4a58cf3994b1 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Sun, 8 Jun 2014 11:57:47 -0400
Subject: [PATCH] GtkFontButton: Fix the handling of show-preview-button

We were not storing the value at all, and not notifying.
---
 gtk/gtkfontbutton.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/gtk/gtkfontbutton.c b/gtk/gtkfontbutton.c
index 70c024f875..e780e48b62 100644
--- a/gtk/gtkfontbutton.c
+++ b/gtk/gtkfontbutton.c
@@ -272,10 +272,15 @@ gtk_font_button_set_show_preview_entry (GtkFontButton *font_button,
 {
   GtkFontButtonPrivate *priv = font_button->priv;
 
-  if (priv->font_dialog)
-    gtk_font_chooser_set_show_preview_entry (GTK_FONT_CHOOSER (priv->font_dialog), show);
-  else
-    priv->show_preview_entry = show != FALSE;
+  show = show != FALSE;
+
+  if (priv->show_preview_entry != show)
+    {
+      priv->show_preview_entry = show;
+      if (priv->font_dialog)
+        gtk_font_chooser_set_show_preview_entry (GTK_FONT_CHOOSER (priv->font_dialog), show);
+      g_object_notify (G_OBJECT (font_button), "show-preview-entry");
+    }
 }
 
 static PangoFontFamily *