Improve the wrapParas routine. Previously, we had "..." as the last

line, if we were too big. Now, we put "..." at the end of the last line.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@36988 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Richard Heck 2010-12-22 01:28:32 +00:00
parent 4e8cc18554
commit 4aead1ffde

View File

@ -1153,6 +1153,7 @@ docstring wrap(docstring const & str, int const ind, size_t const width)
docstring wrapParas(docstring const & str, int const indent,
size_t const width, size_t const maxlines)
{
docstring const dots = from_ascii("...");
if (str.empty())
return docstring();
@ -1167,9 +1168,21 @@ docstring wrapParas(docstring const & str, int const indent,
if (nlines == 0)
continue;
size_t const curlines = retval.size();
if (maxlines > 0 && curlines + nlines >= maxlines) {
tmp.resize(maxlines - curlines - 1);
tmp.push_back(from_ascii("..."));
if (maxlines > 0 && curlines + nlines > maxlines) {
tmp.resize(maxlines - curlines);
docstring last = tmp.back();
size_t const lsize = last.size();
if (lsize > width - 3) {
size_t const i = last.find_last_of(' ', width - 3);
if (i == docstring::npos || i <= size_t(indent))
// no space found
last = last.substr(0, lsize - 3) + dots;
else
last = last.substr(0, i) + dots;
} else
last += dots;
tmp.pop_back();
tmp.push_back(last);
}
retval.insert(retval.end(), tmp.begin(), tmp.end());
if (maxlines > 0 && retval.size() >= maxlines)