[libgd] view-generic: Add support for sort models as well

[Bastien Nocera <hadess src gnome org>]

commit 139d0d7cc0fb847fbc0989dda9692a635da4939b
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Jan 22 15:26:43 2014 +0100

    view-generic: Add support for sort models as well

 libgd/gd-main-view-generic.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/libgd/gd-main-view-generic.c b/libgd/gd-main-view-generic.c
index f46f47d..51347e0 100644
--- a/libgd/gd-main-view-generic.c
+++ b/libgd/gd-main-view-generic.c
@@ -238,6 +238,12 @@ set_selection_foreach (GtkTreeModel *model,
       gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (model),
                                                         &real_iter, iter);
     }
+  else if (GTK_IS_TREE_MODEL_SORT (model))
+    {
+      actual_model = gtk_tree_model_sort_get_model (GTK_TREE_MODEL_SORT (model));
+      gtk_tree_model_sort_convert_iter_to_child_iter (GTK_TREE_MODEL_SORT (model),
+                                                      &real_iter, iter);
+    }
   else
     {
       actual_model = model;