+/*
+ * Double-clicking on a group entry will expand a collapsed group
+ * and vice versa.
+ */
+static void collapse_expand(GtkTreeView *tree_view, GtkTreePath *path)
+{
+ if (!gtk_tree_view_row_expanded(tree_view, path))
+ gtk_tree_view_expand_row(tree_view, path, FALSE);
+ else
+ gtk_tree_view_collapse_row(tree_view, path);
+
+}
+
+/* Double-click on a dive list */