[gnome-control-center/gnome-3-4] wacom: Hide "Map Buttons" button if no pad is found

[Bastien Nocera <hadess src gnome org>]

commit ffb788a428afa853061c886d671e64eabc7d8060
Author: Bastien Nocera <hadess hadess net>
Date:   Fri May 18 10:44:36 2012 +0100

    wacom: Hide "Map Buttons" button if no pad is found
    
    As done in the ff31b771 commit on master.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=676005

 panels/wacom/cc-wacom-page.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/panels/wacom/cc-wacom-page.c b/panels/wacom/cc-wacom-page.c
index 43cd46f..e9f17e4 100644
--- a/panels/wacom/cc-wacom-page.c
+++ b/panels/wacom/cc-wacom-page.c
@@ -1014,7 +1014,8 @@ update_tablet_ui (CcWacomPage *page,
 
 	priv = page->priv;
 
-	/* FIXME Handle ->pad being NULL and hide the pad buttons */
+	/* Hide the pad buttons if no pad is present */
+	gtk_widget_set_visible (WID ("map-buttons-button"), priv->pad != NULL);
 
 	switch (layout) {
 	case LAYOUT_NORMAL: