char *choose_get_track(GtkTreeIter *iter);
char *choose_get_sort(GtkTreeIter *iter);
char *choose_get_display(GtkTreeIter *iter);
char *choose_get_track(GtkTreeIter *iter);
char *choose_get_sort(GtkTreeIter *iter);
char *choose_get_display(GtkTreeIter *iter);