Sets iter to a valid iterator pointing to path_string, if it exists. Otherwise, iter is left invalid and FALSE is returned.
an uninitialized [GtkTreeIter-struct|GtkTreeIter-struct]
a string representation of a [GtkTreePath-struct|GtkTreePath-struct]
TRUE, if iter was set
Sets iter to a valid iterator pointing to path_string, if it exists. Otherwise, iter is left invalid and FALSE is returned.