[nautilus] canvas-dnd: don't use NautilusDesktopBackground

[Cosimo Cecchi <cosimoc src gnome org>]

commit 8b4a83ea80bf657cd8be754786e5f9daf7d5cc52
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Tue Feb 19 11:28:52 2013 -0500

    canvas-dnd: don't use NautilusDesktopBackground
    
    We only use it for DnD when receiving an image drop. We can copy that
    code from NautilusDesktopBackground in a helper function.

 libnautilus-private/nautilus-canvas-dnd.c |   39 ++++++++++++++++++++++------
 1 files changed, 30 insertions(+), 9 deletions(-)
---
diff --git a/libnautilus-private/nautilus-canvas-dnd.c b/libnautilus-private/nautilus-canvas-dnd.c
index 2d1ae24..4be79bd 100644
--- a/libnautilus-private/nautilus-canvas-dnd.c
+++ b/libnautilus-private/nautilus-canvas-dnd.c
@@ -37,6 +37,7 @@
 
 #include "nautilus-file-dnd.h"
 #include "nautilus-canvas-private.h"
+#include "nautilus-global-preferences.h"
 #include "nautilus-link.h"
 #include "nautilus-metadata.h"
 #include "nautilus-selection-canvas-item.h"
@@ -51,8 +52,10 @@
 #include <gdk/gdkx.h>
 #include <gtk/gtk.h>
 #include <glib/gi18n.h>
+#define GNOME_DESKTOP_USE_UNSTABLE_API
+#include <libgnome-desktop/gnome-bg.h>
+#include <gdesktop-enums.h>
 
-#include <libnautilus-private/nautilus-desktop-background.h>
 #include <libnautilus-private/nautilus-file-utilities.h>
 #include <libnautilus-private/nautilus-file-changes-queue.h>
 #include <stdio.h>
@@ -1040,6 +1043,31 @@ selection_is_image_file (GList *selection_list)
        return result;
 }
 
+static void
+receive_dropped_background_image (const gchar *image_uri)
+{
+       GnomeBG *bg;
+       char *filename;
+
+       if (image_uri != NULL) {
+               filename = g_filename_from_uri (image_uri, NULL, NULL);
+       } else {
+               filename = NULL;
+       }
+
+       bg = gnome_bg_new ();
+
+       /* Currently, we only support tiled images. So we set the placement.
+        */
+       gnome_bg_set_placement (bg, G_DESKTOP_BACKGROUND_STYLE_WALLPAPER);
+       gnome_bg_set_filename (bg, filename);
+       gnome_bg_set_draw_background (bg, TRUE);
+
+       gnome_bg_save_to_preferences (bg, gnome_background_preferences);
+
+       g_free (filename);
+       g_object_unref (bg);
+}
 
 static void
 nautilus_canvas_container_receive_dropped_icons (NautilusCanvasContainer *container,
@@ -1083,15 +1111,8 @@ nautilus_canvas_container_receive_dropped_icons (NautilusCanvasContainer *contai
        }
        
        if (real_action == (GdkDragAction) NAUTILUS_DND_ACTION_SET_AS_BACKGROUND) {
-               NautilusDesktopBackground *background;
-
-               background = nautilus_desktop_background_new (container);
                selected_item = container->details->dnd_info->drag_info.selection_list->data;
-
-               nautilus_desktop_background_receive_dropped_background_image (background,
-                                                                             selected_item->uri);
-
-               g_object_unref (background);
+               receive_dropped_background_image (selected_item->uri);
 
                return;
        }