[nautilus] list-view: use the cairo surface as a drag icon

[Cosimo Cecchi <cosimoc src gnome org>]

commit 18a380af8d878743aa6ff25b60a0fd77c31b5618
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Aug 5 03:54:18 2013 +0200

    list-view: use the cairo surface as a drag icon
    
    As we now store surfaces in the GtkListStore, we have to change the
    drag method to use it instead of a pixbuf.

 src/nautilus-list-view.c |   20 +++++++++-----------
 1 files changed, 9 insertions(+), 11 deletions(-)
---
diff --git a/src/nautilus-list-view.c b/src/nautilus-list-view.c
index ff3c698..badbe2f 100644
--- a/src/nautilus-list-view.c
+++ b/src/nautilus-list-view.c
@@ -396,13 +396,13 @@ stop_drag_check (NautilusListView *view)
        view->details->drag_button = 0;
 }
 
-static GdkPixbuf *
-get_drag_pixbuf (NautilusListView *view)
+static cairo_surface_t *
+get_drag_surface (NautilusListView *view)
 {
        GtkTreeModel *model;
        GtkTreePath *path;
        GtkTreeIter iter;
-       GdkPixbuf *ret;
+        cairo_surface_t *ret;
        GdkRectangle cell_area;
        
        ret = NULL;
@@ -503,14 +503,12 @@ drag_begin_callback (GtkWidget *widget,
                     NautilusListView *view)
 {
        GList *selection_cache;
-       GdkPixbuf *pixbuf;
-
-       pixbuf = get_drag_pixbuf (view);
-       if (pixbuf) {
-               gtk_drag_set_icon_pixbuf (context,
-                                         pixbuf,
-                                         0, 0);
-               g_object_unref (pixbuf);
+       cairo_surface_t *surface;
+
+       surface = get_drag_surface (view);
+       if (surface) {
+               gtk_drag_set_icon_surface (context, surface);
+               cairo_surface_destroy (surface);
        } else {
                gtk_drag_set_icon_default (context);
        }