[gnome-settings-daemon] background: Listen for "draw-background" changing

[Bastien Nocera <hadess src gnome org>]

commit 8fab983bb557e0b242616884afab9f049ee1931f
Author: Bastien Nocera <hadess hadess net>
Date:   Fri Mar 11 18:51:31 2011 +0000

    background: Listen for "draw-background" changing
    
    Do the right thing when "draw-background" is set to TRUE again,
    and do draw the background (hopefully).

 plugins/background/gsd-background-manager.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/plugins/background/gsd-background-manager.c b/plugins/background/gsd-background-manager.c
index 40697a2..1837d5a 100644
--- a/plugins/background/gsd-background-manager.c
+++ b/plugins/background/gsd-background-manager.c
@@ -427,6 +427,15 @@ connect_screen_signals (GsdBackgroundManager *manager)
         }
 }
 
+static void
+draw_background_changed (GSettings            *settings,
+                         const char           *key,
+                         GsdBackgroundManager *manager)
+{
+        if (dont_draw_background (manager) == FALSE)
+                queue_timeout (manager);
+}
+
 gboolean
 gsd_background_manager_start (GsdBackgroundManager *manager,
                               GError              **error)
@@ -437,6 +446,8 @@ gsd_background_manager_start (GsdBackgroundManager *manager,
         gnome_settings_profile_start (NULL);
 
         manager->priv->settings = g_settings_new ("org.gnome.desktop.background");
+        g_signal_connect (manager->priv->settings, "changed::draw-background",
+                          G_CALLBACK (draw_background_changed), manager);
 
         /* If this is set, nautilus will draw the background and is
 	 * almost definitely in our session.  however, it may not be