Fix crash with undo in nested insets introduced by commit 6ec1683

The code in DocIterator::sanitize now follows more closely the
previous StableDocIterator::asDocIterator code. In particular, it adds
the slices one by one, since fixIfBroken will chop the cursor
otherwise.
This commit is contained in:
Jean-Marc Lasgouttes 2012-08-20 17:20:59 +02:00
parent 2b98e7a288
commit 6a936d63d3

View File

@ -532,12 +532,14 @@ bool DocIterator::fixIfBroken()
void DocIterator::sanitize()
{
// this function re-creates the cache of inset pointers
//lyxerr << "converting:\n" << *this << endl;
// keep a copy of the slices
vector<CursorSlice> const sl = slices_;
slices_.clear();
if (buffer_)
inset_ = &buffer_->inset();
Inset * inset = inset_;
for (size_t i = 0, n = slices_.size(); i != n; ++i) {
// re-add the slices one by one, and adjust the inset pointer.
for (size_t i = 0, n = sl.size(); i != n; ++i) {
if (inset == 0) {
// FIXME
LYXERR0(" Should not happen, but does e.g. after "
@ -548,14 +550,13 @@ void DocIterator::sanitize()
fixIfBroken();
break;
}
slices_[i].inset_ = inset;
push_back(sl[i]);
top().inset_ = inset;
if (fixIfBroken())
break;
if (i + 1 != n)
inset = slices_[i].inset().inMathed() ? slices_[i].cell()[slices_[i].pos()].nucleus()
: slices_[i].paragraph().getInset(pos());
inset = nextInset();
}
//lyxerr << "convert:\n" << *this << " to:\n" << dit << endl;
}
@ -626,7 +627,7 @@ StableDocIterator::StableDocIterator(DocIterator const & dit)
DocIterator StableDocIterator::asDocIterator(Buffer * buf) const
{
DocIterator dit = DocIterator(buf);
DocIterator dit(buf);
dit.slices_ = data_;
dit.sanitize();
return dit;