void vf_thumb_set(ViewFile *vf, gboolean enable);
void vf_marks_set(ViewFile *vf, gboolean enable);
void vf_star_rating_set(ViewFile *vf, gboolean enable);
-void vf_sort_set(ViewFile *vf, SortType type, gboolean ascend);
+void vf_sort_set(ViewFile *vf, SortType type, gboolean ascend, gboolean case_sensitive);
guint vf_marks_get_filter(ViewFile *vf);
void vf_mark_filter_toggle(ViewFile *vf, gint mark);