- GtkWidget *dialog = get_widget_assert (xml, "transpose-dialog");
- GtkWidget *source = get_widget_assert (xml, "source-treeview");
- GtkWidget *dest = get_widget_assert (xml, "variables-treeview");
- GtkWidget *selector1 = get_widget_assert (xml, "psppire-selector2");
- GtkWidget *selector2 = get_widget_assert (xml, "psppire-selector3");
- GtkWidget *new_name_entry = get_widget_assert (xml, "new-name-entry");