[totem] grilo: Fix thumbnails not showing until mouse-over

[Bastien Nocera <hadess src gnome org>]

commit f49b32a90be6deb1d1175812d136b97b99538490
Author: Bastien Nocera <hadess hadess net>
Date:   Mon May 6 17:01:49 2013 +0200

    grilo: Fix thumbnails not showing until mouse-over

 src/plugins/grilo/totem-grilo.c |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/grilo/totem-grilo.c b/src/plugins/grilo/totem-grilo.c
index 61c85b1..545f80b 100644
--- a/src/plugins/grilo/totem-grilo.c
+++ b/src/plugins/grilo/totem-grilo.c
@@ -318,21 +318,30 @@ get_stream_thumbnail_cb (GObject *source_object,
 
        path = gtk_tree_row_reference_get_path (thumb_data->reference);
        gtk_tree_model_get_iter (thumb_data->model, &iter, path);
-       gtk_tree_path_free (path);
 
        if (thumbnail) {
+               GtkTreeModel *view_model;
+
                gtk_tree_store_set (GTK_TREE_STORE (thumb_data->model),
                                    &iter,
                                    GD_MAIN_COLUMN_ICON, thumbnail,
                                    -1);
 
-               //FIXME tell the filter view that the row changed
-
                /* Cache it */
                g_hash_table_insert (thumb_data->totem_grilo->priv->cache_thumbnails,
                                     g_file_get_uri (G_FILE (source_object)),
                                     thumbnail);
+
+               /* Can we find that thumbnail in the view model? */
+               view_model = gtk_icon_view_get_model (GTK_ICON_VIEW (thumb_data->totem_grilo->priv->browser));
+               if (GTK_IS_TREE_MODEL_FILTER (view_model)) {
+                       path = gtk_tree_model_filter_convert_child_path_to_path (GTK_TREE_MODEL_FILTER 
(view_model),
+                                                                                path);
+                       if (gtk_tree_model_get_iter (view_model, &iter, path))
+                               gtk_tree_model_row_changed (view_model, path, &iter);
+               }
        }
+       gtk_tree_path_free (path);
 
        /* Free thumb data */
        g_object_unref (thumb_data->totem_grilo);