[nautilus] dnd: remove "Set as Background" action on drop

[Cosimo Cecchi <cosimoc src gnome org>]

commit dfdacd786329201fe3ea936c9ddc67cb3c87c07e
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Feb 17 14:52:08 2014 -0800

    dnd: remove "Set as Background" action on drop
    
    We already have a context menu action these days.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=698585

 libnautilus-private/nautilus-canvas-dnd.c |   83 +----------------------------
 libnautilus-private/nautilus-dnd.c        |    5 --
 libnautilus-private/nautilus-dnd.h        |    7 ---
 3 files changed, 1 insertions(+), 94 deletions(-)
---
diff --git a/libnautilus-private/nautilus-canvas-dnd.c b/libnautilus-private/nautilus-canvas-dnd.c
index 0670438..3fd46e7 100644
--- a/libnautilus-private/nautilus-canvas-dnd.c
+++ b/libnautilus-private/nautilus-canvas-dnd.c
@@ -51,9 +51,6 @@
 #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-file-utilities.h>
 #include <libnautilus-private/nautilus-file-changes-queue.h>
@@ -1011,79 +1008,16 @@ nautilus_canvas_container_find_drop_target (NautilusCanvasContainer *container,
        return nautilus_canvas_container_get_icon_drop_target_uri (container, drop_target_icon);
 }
 
-static gboolean
-selection_is_image_file (GList *selection_list)
-{
-       const char *mime_type;
-       NautilusDragSelectionItem *selected_item;
-       gboolean result;
-       GFile *location;
-       GFileInfo *info;
-
-       /* Make sure only one item is selected */
-       if (selection_list == NULL ||
-           selection_list->next != NULL) {
-               return FALSE;
-       }
-
-       selected_item = selection_list->data;
-
-       mime_type = NULL;
-       
-       location = g_file_new_for_uri (selected_item->uri);
-       info = g_file_query_info (location,
-                                 G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
-                                 0, NULL, NULL);
-       if (info) {
-               mime_type = g_file_info_get_content_type (info);
-       }
-
-       result = g_str_has_prefix (mime_type, "image/");
-
-       if (info) {
-               g_object_unref (info);
-       }
-       g_object_unref (location);
-       
-       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_save_to_preferences (bg, gnome_background_preferences);
-
-       g_free (filename);
-       g_object_unref (bg);
-}
-
 static void
 nautilus_canvas_container_receive_dropped_icons (NautilusCanvasContainer *container,
                                               GdkDragContext *context,
                                               int x, int y)
 {
-       char *drop_target, *container_uri;
+       char *drop_target;
        gboolean local_move_only;
        double world_x, world_y;
        gboolean icon_hit;
        GdkDragAction action, real_action;
-       NautilusDragSelectionItem *selected_item;
 
        drop_target = NULL;
 
@@ -1101,26 +1035,11 @@ nautilus_canvas_container_receive_dropped_icons (NautilusCanvasContainer *contai
                        action = GDK_ACTION_MOVE;
                } else {
                        action = GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_LINK;
-                       container_uri = get_container_uri (container);
-                       
-                       if (eel_uri_is_desktop (container_uri) &&
-                           selection_is_image_file (container->details->dnd_info->drag_info.selection_list)) 
{
-                               action |= NAUTILUS_DND_ACTION_SET_AS_BACKGROUND;
-                       }
-
-                       g_free (container_uri);
                }
                real_action = nautilus_drag_drop_action_ask
                        (GTK_WIDGET (container), action);
        }
        
-       if (real_action == (GdkDragAction) NAUTILUS_DND_ACTION_SET_AS_BACKGROUND) {
-               selected_item = container->details->dnd_info->drag_info.selection_list->data;
-               receive_dropped_background_image (selected_item->uri);
-
-               return;
-       }
-               
        if (real_action > 0) {
                eel_canvas_window_to_world (EEL_CANVAS (container),
                                            x + gtk_adjustment_get_value (gtk_scrollable_get_hadjustment 
(GTK_SCROLLABLE (container))),
diff --git a/libnautilus-private/nautilus-dnd.c b/libnautilus-private/nautilus-dnd.c
index 3ff9844..9ad7c8c 100644
--- a/libnautilus-private/nautilus-dnd.c
+++ b/libnautilus-private/nautilus-dnd.c
@@ -785,11 +785,6 @@ nautilus_drag_drop_action_ask (GtkWidget *widget,
                                      (actions & GDK_ACTION_LINK) != 0,
                                      &damd);
 
-       append_drop_action_menu_item (menu, _("Set as _Background"),
-                                     NAUTILUS_DND_ACTION_SET_AS_BACKGROUND,
-                                     (actions & NAUTILUS_DND_ACTION_SET_AS_BACKGROUND) != 0,
-                                     &damd);
-
        eel_gtk_menu_append_separator (GTK_MENU (menu));
        
        menu_item = gtk_menu_item_new_with_mnemonic (_("Cancel"));
diff --git a/libnautilus-private/nautilus-dnd.h b/libnautilus-private/nautilus-dnd.h
index d3e7924..0657aa1 100644
--- a/libnautilus-private/nautilus-dnd.h
+++ b/libnautilus-private/nautilus-dnd.h
@@ -58,13 +58,6 @@ typedef enum {
        NAUTILUS_ICON_DND_ROOTWINDOW_DROP
 } NautilusIconDndTargetType;
 
-typedef enum {
-       NAUTILUS_DND_ACTION_FIRST = GDK_ACTION_ASK << 1,
-       NAUTILUS_DND_ACTION_SET_AS_BACKGROUND = NAUTILUS_DND_ACTION_FIRST << 0,
-       NAUTILUS_DND_ACTION_SET_AS_FOLDER_BACKGROUND = NAUTILUS_DND_ACTION_FIRST << 1,
-       NAUTILUS_DND_ACTION_SET_AS_GLOBAL_BACKGROUND = NAUTILUS_DND_ACTION_FIRST << 2
-} NautilusDndAction;
-
 /* drag&drop-related information. */
 typedef struct {
        GtkTargetList *target_list;