+void Text::forToc(docstring & os, size_t maxlen, bool shorten) const
+{
+ LASSERT(maxlen > 10, maxlen = 30);
+ for (size_t i = 0; i != pars_.size() && os.length() < maxlen; ++i)
+ pars_[i].forToc(os, maxlen);
+ if (shorten && os.length() >= maxlen)
+ os = os.substr(0, maxlen - 3) + from_ascii("...");
+}
+