[gnome-screensaver/gnome-3-4] Revert "window: don't use GtkRC to override drawing area's background"

[Ray Strode <halfline src gnome org>]

commit e24af94bf63dfc7d3764a80382ada055000b67b0
Author: Ray Strode <rstrode redhat com>
Date:   Tue Jul 17 15:34:25 2012 -0400

    Revert "window: don't use GtkRC to override drawing area's background"
    
    This reverts commit 43ee32edaddb9b9b9f4b43c47ca73d7b4eea9fae.
    
    It's causing problems for users.
    
    http://bugzilla.gnome.org/679441

 src/gs-window-x11.c |   33 ++++++++++++++++++++++++++++-----
 1 files changed, 28 insertions(+), 5 deletions(-)
---
diff --git a/src/gs-window-x11.c b/src/gs-window-x11.c
index c278612..43d383d 100644
--- a/src/gs-window-x11.c
+++ b/src/gs-window-x11.c
@@ -192,6 +192,32 @@ gs_window_override_user_time (GSWindow *window)
 }
 
 static void
+force_no_pixmap_background (GtkWidget *widget)
+{
+        static gboolean first_time = TRUE;
+
+        if (first_time) {
+                gtk_rc_parse_string ("\n"
+                                     "   style \"gs-theme-engine-style\"\n"
+                                     "   {\n"
+                                     "      bg_pixmap[NORMAL] = \"<none>\"\n"
+                                     "      bg_pixmap[INSENSITIVE] = \"<none>\"\n"
+                                     "      bg_pixmap[ACTIVE] = \"<none>\"\n"
+                                     "      bg_pixmap[PRELIGHT] = \"<none>\"\n"
+                                     "      bg[NORMAL] = { 0.0, 0.0, 0.0 }\n"
+                                     "      bg[INSENSITIVE] = { 0.0, 0.0, 0.0 }\n"
+                                     "      bg[ACTIVE] = { 0.0, 0.0, 0.0 }\n"
+                                     "      bg[PRELIGHT] = { 0.0, 0.0, 0.0 }\n"
+                                     "   }\n"
+                                     "   widget \"gs-window-drawing-area*\" style : highest \"gs-theme-engine-style\"\n"
+                                     "\n");
+                first_time = FALSE;
+        }
+
+        gtk_widget_set_name (widget, "gs-window-drawing-area");
+}
+
+static void
 gs_window_reset_background_surface (GSWindow *window)
 {
         cairo_pattern_t *pattern;
@@ -2283,8 +2309,6 @@ create_panel (GSWindow *window)
 static void
 gs_window_init (GSWindow *window)
 {
-        GdkRGBA black = { 0.0, 0.0, 0.0, 1.0 };
-
         window->priv = GS_WINDOW_GET_PRIVATE (window);
 
         window->priv->geometry.x      = -1;
@@ -2329,14 +2353,13 @@ gs_window_init (GSWindow *window)
         gtk_widget_show (window->priv->drawing_area);
         gtk_widget_set_app_paintable (window->priv->drawing_area, TRUE);
         gtk_box_pack_start (GTK_BOX (window->priv->vbox), window->priv->drawing_area, TRUE, TRUE, 0);
-        gtk_widget_realize (window->priv->drawing_area);
-        gdk_window_set_background_rgba (gtk_widget_get_window (window->priv->drawing_area), &black);
-
         create_info_bar (window);
 
         window->priv->clock_tracker = g_object_new (GNOME_TYPE_WALL_CLOCK, NULL);
         g_signal_connect (window->priv->clock_tracker, "notify::clock", G_CALLBACK (on_clock_changed), window);
         update_clock (window);
+
+        force_no_pixmap_background (window->priv->drawing_area);
 }
 
 static void