Added display sort feature to PsppireDictView

[pspp] / src / ui / gui / dict-display.c

diff --git a/src/ui/gui/dict-display.c b/src/ui/gui/dict-display.c
index cb46ad5716eaf7bd2d6c2a90f243ba799332e2ef..6c4e21158fba294a0d9355239d11e8651422c166 100644 (file)
--- a/src/ui/gui/dict-display.c
+++ b/src/ui/gui/dict-display.c
@@ -36,26 +36,45 @@
 #define _(msgid) gettext (msgid)
 #define N_(msgid) msgid
 
-static void
+
+void
 get_base_model (GtkTreeModel *top_model, GtkTreeIter *top_iter,
-               GtkTreeModel **model, GtkTreeIter *iter
-               )
+               GtkTreeModel **model, GtkTreeIter *iter)
 {
   *model = top_model;
-  *iter = *top_iter;
-  while (GTK_IS_TREE_MODEL_FILTER (*model))
-    {
-      GtkTreeIter parent_iter = *iter;
-      GtkTreeModelFilter *parent_model = GTK_TREE_MODEL_FILTER (*model);
 
-      *model = gtk_tree_model_filter_get_model (parent_model);
+  if ( iter)
+    *iter = *top_iter;
 
-      gtk_tree_model_filter_convert_iter_to_child_iter (parent_model,
-                                                       iter,
-                                                       &parent_iter);
+  while ( ! PSPPIRE_IS_DICT (*model))
+    {
+      GtkTreeIter parent_iter;
+      if (iter)
+       parent_iter = *iter;
+
+      if ( GTK_IS_TREE_MODEL_FILTER (*model))
+       {
+         GtkTreeModelFilter *parent_model = GTK_TREE_MODEL_FILTER (*model);
+
+         *model = gtk_tree_model_filter_get_model (parent_model);
+
+         if (iter)
+           gtk_tree_model_filter_convert_iter_to_child_iter (parent_model,
+                                                             iter,
+                                                             &parent_iter);
+       }
+      else if (GTK_IS_TREE_MODEL_SORT (*model))
+       {
+         GtkTreeModelSort *parent_model = GTK_TREE_MODEL_SORT (*model);
+
+         *model = gtk_tree_model_sort_get_model (parent_model);
+
+         if (iter)
+           gtk_tree_model_sort_convert_iter_to_child_iter (parent_model,
+                                                           iter,
+                                                           &parent_iter);
+       }
     }
-
-  g_assert (PSPPIRE_IS_DICT (*model));
 }