Determines whether iter is inside a natural-language word (as
opposed to say inside some whitespace). Word breaks are determined
by Pango and should be correct for nearly any language (if not, the
correct fix would be to the Pango word break algorithms).
Determines whether iter is inside a natural-language word (as opposed to say inside some whitespace). Word breaks are determined by Pango and should be correct for nearly any language (if not, the correct fix would be to the Pango word break algorithms).