void InsetText::addToToc(DocIterator const & cdit, bool output_active,
UpdateType utype, TocBackend & backend) const
{
DocIterator dit = cdit;
dit.push_back(CursorSlice(const_cast<InsetText &>(*this)));
iterateForToc(dit, output_active, utype, backend);
}
bool SpellcheckerWidget::Private::atLastPos(DocIterator const & cursor) const
{
bool const valid_end = !end_.empty();
return cursor.depth() <= 1 && (
cursor.atEnd() ||
(valid_end && isCurrentBuffer(cursor) && cursor >= end_));
}
void RowPainter::paintMisspelledMark(Row::Element const & e) const
{
if (e.font.fontInfo().nospellcheck() == FONT_ON)
return;
// if changed the misspelled marker gets placed slightly lower than normal
// to avoid drawing at the same vertical offset
FontMetrics const & fm = theFontMetrics(e.font);
int const thickness = max(fm.lineWidth(), 2);
int const y = yo_ + pi_.base.solidLineOffset() + pi_.base.solidLineThickness()
+ (e.change.changed() ? pi_.base.solidLineThickness() + 1 : 0)
+ 1 + thickness / 2;
//FIXME: this could be computed only once, it is probably not costly.
// check for cursor position
// don't draw misspelled marker for words at cursor position
// we don't want to disturb the process of text editing
DocIterator const nw = pi_.base.bv->cursor().newWord();
pos_type cpos = -1;
if (!nw.empty() && par_.id() == nw.paragraph().id()) {
cpos = nw.pos();
if (cpos > 0 && cpos == par_.size() && !par_.isWordSeparator(cpos-1))
--cpos;
else if (cpos > 0 && par_.isWordSeparator(cpos))
--cpos;
}
pos_type pos = e.pos;
while (pos < e.pos + pos_type(e.str.length())) {
if (!par_.isMisspelled(pos)) {
++pos;
continue;
}
FontSpan const & range = par_.getSpellRange(pos);
// Skip element which are being edited
if (range.contains(cpos)) {
// the range includes the last element
pos = range.last + 1;
continue;
}
int x1 = fm.pos2x(e.str, range.first - e.pos,
e.isRTL(), e.extra);
int x2 = fm.pos2x(e.str, min(range.last - e.pos + 1,
pos_type(e.str.length())),
e.isRTL(), e.extra);
if (x1 > x2)
swap(x1, x2);
pi_.pain.line(int(x_ + x1), y, int(x_ + x2), y,
Color_error,
Painter::line_onoffdash, thickness);
pos = range.last + 1;
}
}
void InsetPreview::preparePreview(DocIterator const & pos) const
{
TexRow texrow;
odocstringstream str;
otexstream os(str, texrow);
OutputParams runparams(&pos.buffer()->params().encoding());
latex(os, runparams);
docstring const snippet = str.str();
preview_->addPreview(snippet, *pos.buffer());
}
void Row::setSelectionAndMargins(DocIterator const & beg,
DocIterator const & end) const
{
setSelection(beg.pos(), end.pos());
if (selection()) {
end_margin_sel = isMarginSelected(false, beg, end);
begin_margin_sel = isMarginSelected(true, beg, end);
}
}
void MacroData::expand(vector<MathData> const & args, MathData & to) const
{
updateData();
// Hack. Any inset with a cell would do.
static InsetMathSqrt inset(0);
inset.setBuffer(const_cast<Buffer &>(*buffer_));
// FIXME UNICODE
asArray(display_.empty() ? definition_ : display_, inset.cell(0));
//lyxerr << "MathData::expand: args: " << args << endl;
//lyxerr << "MathData::expand: ar: " << inset.cell(0) << endl;
for (DocIterator it = doc_iterator_begin(buffer_, &inset); it; it.forwardChar()) {
if (!it.nextInset())
continue;
if (it.nextInset()->lyxCode() != MATH_MACROARG_CODE)
continue;
//it.cell().erase(it.pos());
//it.cell().insert(it.pos(), it.nextInset()->asInsetMath()
size_t n = static_cast<MathMacroArgument*>(it.nextInset())->number();
if (n <= args.size()) {
it.cell().erase(it.pos());
it.cell().insert(it.pos(), args[n - 1]);
}
}
//lyxerr << "MathData::expand: res: " << inset.cell(0) << endl;
to = inset.cell(0);
}
void InsetBranch::addToToc(DocIterator const & cpit) const
{
DocIterator pit = cpit;
pit.push_back(CursorSlice(const_cast<InsetBranch &>(*this)));
Toc & toc = buffer().tocBackend().toc("branch");
docstring str = params_.branch + ": ";
text().forToc(str, TOC_ENTRY_LENGTH);
toc.push_back(TocItem(pit, 0, str, toolTipText(docstring(), 3, 60)));
// Proceed with the rest of the inset.
InsetCollapsable::addToToc(cpit);
}
void GuiSpellchecker::check()
{
LYXERR(Debug::GUI, "Check the spelling of a word");
DocIterator from = bufferview()->cursor();
DocIterator to;
WordLangTuple word_lang;
docstring_list suggestions;
int progress;
try {
progress = buffer().spellCheck(from, to, word_lang, suggestions);
} catch (ExceptionMessage const & message) {
if (message.type_ == WarningException) {
Alert::warning(message.title_, message.details_);
close();
return;
}
throw message;
}
LYXERR(Debug::GUI, "Found word \"" << word_lang.word() << "\"");
d->count_ += progress;
d->progress_ += progress;
// end of document
if (from == doc_iterator_end(&buffer())) {
showSummary();
return;
}
if (!isVisible())
show();
d->word_ = word_lang;
int const progress_bar = d->total_
? int(100.0 * float(d->progress_)/d->total_) : 100;
LYXERR(Debug::GUI, "Updating spell progress.");
// set progress bar
d->ui.spellcheckPR->setValue(progress_bar);
// set suggestions
updateSuggestions(suggestions);
// set language
int const pos = d->ui.languageCO->findData(toqstr(word_lang.lang()->lang()));
if (pos != -1)
d->ui.languageCO->setCurrentIndex(pos);
// FIXME: if we used a lfun like in find/replace, dispatch would do
// that for us
int const size = to.pos() - from.pos();
BufferView * bv = const_cast<BufferView *>(bufferview());
bv->putSelectionAt(from, size, false);
}
void InsetText::iterateForToc(DocIterator const & cdit, bool output_active) const
{
DocIterator dit = cdit;
Toc & toc = buffer().tocBackend().toc("tableofcontents");
BufferParams const & bufparams = buffer_->params();
int const min_toclevel = bufparams.documentClass().min_toclevel();
// we really should have done this before we got here, but it
// can't hurt too much to do it again
bool const doing_output = output_active && producesOutput();
// For each paragraph, traverse its insets and let them add
// their toc items
ParagraphList const & pars = paragraphs();
pit_type pend = paragraphs().size();
for (pit_type pit = 0; pit != pend; ++pit) {
Paragraph const & par = pars[pit];
dit.pit() = pit;
// if we find an optarg, we'll save it for use later.
InsetText const * arginset = 0;
InsetList::const_iterator it = par.insetList().begin();
InsetList::const_iterator end = par.insetList().end();
for (; it != end; ++it) {
Inset & inset = *it->inset;
dit.pos() = it->pos;
//lyxerr << (void*)&inset << " code: " << inset.lyxCode() << std::endl;
inset.addToToc(dit, doing_output);
if (inset.lyxCode() == ARG_CODE)
arginset = inset.asInsetText();
}
// now the toc entry for the paragraph
int const toclevel = text().getTocLevel(pit);
if (toclevel != Layout::NOT_IN_TOC && toclevel >= min_toclevel) {
// insert this into the table of contents
docstring tocstring;
int const length = doing_output ? INT_MAX : TOC_ENTRY_LENGTH;
if (arginset) {
tocstring = par.labelString();
if (!tocstring.empty())
tocstring += ' ';
arginset->text().forToc(tocstring, length);
} else
par.forToc(tocstring, length);
dit.pos() = 0;
toc.push_back(TocItem(dit, toclevel - min_toclevel,
tocstring, doing_output, tocstring));
}
// And now the list of changes.
par.addChangesToToc(dit, buffer(), doing_output);
}
}
void InsetNote::addToToc(DocIterator const & cpit) const
{
DocIterator pit = cpit;
pit.push_back(CursorSlice(const_cast<InsetNote &>(*this)));
Toc & toc = buffer().tocBackend().toc("note");
InsetLayout const & il = getLayout();
docstring str = translateIfPossible(il.labelstring()) + from_ascii(": ");
text().forToc(str, TOC_ENTRY_LENGTH);
toc.push_back(TocItem(pit, 0, str, toolTipText(docstring(), 3, 60)));
// Proceed with the rest of the inset.
InsetCollapsable::addToToc(cpit);
}
bool Row::isMarginSelected(bool left_margin, DocIterator const & beg,
DocIterator const & end) const
{
pos_type const sel_pos = left_margin ? sel_beg : sel_end;
pos_type const margin_pos = left_margin ? pos_ : end_;
// Is the chosen margin selected ?
if (sel_pos == margin_pos) {
if (beg.pos() == end.pos())
// This is a special case in which the space between after
// pos i-1 and before pos i is selected, i.e. the margins
// (see DocIterator::boundary_).
return beg.boundary() && !end.boundary();
else if (end.pos() == margin_pos)
// If the selection ends around the margin, it is only
// drawn if the cursor is after the margin.
return !end.boundary();
else if (beg.pos() == margin_pos)
// If the selection begins around the margin, it is
// only drawn if the cursor is before the margin.
return beg.boundary();
else
return true;
}
return false;
}
void InsetText::addToToc(DocIterator const & cdit) const
{
DocIterator dit = cdit;
dit.push_back(CursorSlice(const_cast<InsetText &>(*this)));
Toc & toc = buffer().tocBackend().toc("tableofcontents");
BufferParams const & bufparams = buffer_->params();
int const min_toclevel = bufparams.documentClass().min_toclevel();
// For each paragraph, traverse its insets and let them add
// their toc items
ParagraphList const & pars = paragraphs();
pit_type pend = paragraphs().size();
for (pit_type pit = 0; pit != pend; ++pit) {
Paragraph const & par = pars[pit];
dit.pit() = pit;
// if we find an optarg, we'll save it for use later.
InsetText const * arginset = 0;
InsetList::const_iterator it = par.insetList().begin();
InsetList::const_iterator end = par.insetList().end();
for (; it != end; ++it) {
Inset & inset = *it->inset;
dit.pos() = it->pos;
//lyxerr << (void*)&inset << " code: " << inset.lyxCode() << std::endl;
inset.addToToc(dit);
if (inset.lyxCode() == ARG_CODE)
arginset = inset.asInsetText();
}
// now the toc entry for the paragraph
int const toclevel = par.layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC && toclevel >= min_toclevel) {
// insert this into the table of contents
docstring tocstring;
if (arginset) {
tocstring = par.labelString();
if (!tocstring.empty())
tocstring += ' ';
arginset->text().forToc(tocstring, TOC_ENTRY_LENGTH);
} else
par.forToc(tocstring, TOC_ENTRY_LENGTH);
dit.pos() = 0;
toc.push_back(TocItem(dit, toclevel - min_toclevel,
tocstring, tocstring));
}
// And now the list of changes.
par.addChangesToToc(dit, buffer());
}
}
void DocumentManager::onFileChanged( const QString & path )
{
DocIterator it;
for( it = mDocHash.begin(); it != mDocHash.end(); ++it )
{
Document *doc = it.value();
if (doc->mFilePath == path) {
QFileInfo info(doc->mFilePath);
if (doc->mSaveTime < info.lastModified()) {
doc->mDoc->setModified(true);
emit changedExternally(doc);
}
}
}
}
void DocumentManager::open( const QString & path, int initialCursorPosition, bool toRecent )
{
QFileInfo info(path);
QString cpath = info.canonicalFilePath();
info.setFile(cpath);
if (cpath.isEmpty()) {
qWarning() << "DocumentManager: Can not open file: canonical path is empty.";
return;
}
// Check if file already opened
DocIterator it;
for( it = mDocHash.begin(); it != mDocHash.end(); ++it )
{
Document *doc = it.value();
if(doc->mFilePath == cpath) {
Q_EMIT( showRequest(doc, initialCursorPosition) );
if (toRecent) addToRecent(doc);
return;
}
}
// Open the file
QFile file(cpath);
if(!file.open(QIODevice::ReadOnly)) {
qWarning() << "DocumentManager: the file" << cpath << "could not be opened for reading.";
return;
}
QByteArray bytes( file.readAll() );
file.close();
Document *doc = new Document();
doc->mDoc->setPlainText( QString::fromUtf8( bytes.data(), bytes.size() ) );
doc->mDoc->setModified(false);
doc->mFilePath = cpath;
doc->mTitle = info.fileName();
mDocHash.insert( doc->id(), doc );
mFsWatcher.addPath(cpath);
Q_EMIT( opened(doc, initialCursorPosition) );
if (toRecent) this->addToRecent(doc);
}
void InsetCaption::addToToc(DocIterator const & cpit, bool output_active) const
{
if (floattype_.empty())
return;
DocIterator pit = cpit;
pit.push_back(CursorSlice(const_cast<InsetCaption &>(*this)));
Toc & toc = buffer().tocBackend().toc(floattype_);
docstring str = full_label_;
int length = output_active ? INT_MAX : TOC_ENTRY_LENGTH;
text().forToc(str, length);
toc.push_back(TocItem(pit, 0, str, output_active));
// Proceed with the rest of the inset.
InsetText::addToToc(cpit, output_active);
}
void InsetCaptionable::addToToc(DocIterator const & cpit, bool output_active,
UpdateType utype, TocBackend & backend) const
{
DocIterator pit = cpit;
pit.push_back(CursorSlice(const_cast<InsetCaptionable &>(*this)));
docstring str;
// Leave str empty if we generate for output (e.g. xhtml lists of figures).
// This ensures that there is a caption if and only if the string is
// non-empty.
if (utype != OutputUpdate)
text().forOutliner(str, TOC_ENTRY_LENGTH);
TocBuilder & b = backend.builder(caption_type_);
b.pushItem(pit, str, output_active);
// Proceed with the rest of the inset.
InsetCollapsible::addToToc(cpit, output_active, utype, backend);
b.pop();
}
void InsetCaption::addToToc(DocIterator const & cpit, bool output_active,
UpdateType utype, TocBackend & backend) const
{
string const & type = floattype_.empty() ? "senseless" : floattype_;
DocIterator pit = cpit;
pit.push_back(CursorSlice(const_cast<InsetCaption &>(*this)));
int length = (utype == OutputUpdate) ?
// For output (e.g. xhtml) all (bug #8603) or nothing
(output_active ? INT_MAX : 0) :
// TOC for LyX interface
TOC_ENTRY_LENGTH;
docstring str;
if (length > 0) {
str = full_label_;
text().forOutliner(str, length);
}
backend.builder(type).captionItem(pit, str, output_active);
// Proceed with the rest of the inset.
InsetText::addToToc(cpit, output_active, utype, backend);
}
void SpellcheckerWidget::Private::setSelection(
DocIterator const & from, DocIterator const & to) const
{
BufferView * bv = gv_->documentBufferView();
DocIterator end = to;
if (from.pit() != end.pit()) {
// there are multiple paragraphs in selection
Cursor & bvcur = bv->cursor();
bvcur.setCursor(from);
bvcur.clearSelection();
bvcur.setSelection(true);
bvcur.setCursor(end);
bvcur.setSelection(true);
} else {
// FIXME LFUN
// If we used a LFUN, dispatch would do all of this for us
int const size = end.pos() - from.pos();
bv->putSelectionAt(from, size, false);
}
bv->processUpdateFlags(Update::Force | Update::FitCursor);
}
bool GuiErrorList::goTo(int item)
{
if (&buffer() != buf_) {
if (!theBufferList().isLoaded(buf_))
return false;
FuncRequest fr(LFUN_BUFFER_SWITCH, buf_->absFileName());
dispatch(fr);
}
ErrorItem const & err = errorList()[item];
if (err.par_id == -1)
return false;
if (from_master_)
// FIXME: implement
return false;
DocIterator dit = buf_->getParFromID(err.par_id);
if (dit == doc_iterator_end(buf_)) {
// FIXME: Happens when loading a read-only doc with
// unknown layout. Should this be the case?
LYXERR0("par id " << err.par_id << " not found");
return false;
}
// Now make the selection.
// if pos_end is 0, this means it is end-of-paragraph
pos_type const s = dit.paragraph().size();
pos_type const end = err.pos_end ? min(err.pos_end, s) : s;
pos_type const start = min(err.pos_start, end);
pos_type const range = end - start;
dit.pos() = start;
BufferView * bv = const_cast<BufferView *>(bufferview());
// FIXME: If we used an LFUN, we would not need this line:
bv->putSelectionAt(dit, range, false);
bv->processUpdateFlags(Update::Force | Update::FitCursor);
return true;
}
bool TocBackend::updateItem(DocIterator const & dit)
{
if (dit.paragraph().layout().toclevel == Layout::NOT_IN_TOC)
return false;
if (toc("tableofcontents").empty()) {
// FIXME: should not happen,
// a call to TocBackend::update() is missing somewhere
LYXERR0("TocBackend::updateItem called but the TOC is empty!");
return false;
}
BufferParams const & bufparams = buffer_->params();
const int min_toclevel = bufparams.documentClass().min_toclevel();
TocIterator toc_item = item("tableofcontents", dit);
docstring tocstring;
// For each paragraph, traverse its insets and let them add
// their toc items
Paragraph & par = toc_item->dit_.paragraph();
InsetList::const_iterator it = par.insetList().begin();
InsetList::const_iterator end = par.insetList().end();
for (; it != end; ++it) {
Inset & inset = *it->inset;
if (inset.lyxCode() == ARG_CODE) {
if (!tocstring.empty())
break;
Paragraph const & inset_par =
*static_cast<InsetArgument&>(inset).paragraphs().begin();
if (!par.labelString().empty())
tocstring = par.labelString() + ' ';
tocstring += inset_par.asString(AS_STR_INSETS);
break;
}
}
int const toclevel = par.layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC && toclevel >= min_toclevel
&& tocstring.empty())
tocstring = par.asString(AS_STR_LABEL | AS_STR_INSETS);
const_cast<TocItem &>(*toc_item).str_ = tocstring;
buffer_->updateTocItem("tableofcontents", dit);
return true;
}
Document *DocumentManager::open( const QString & path, int initialCursorPosition, int selectionLength, bool toRecent )
{
QFileInfo info(path);
QString cpath = info.canonicalFilePath();
info.setFile(cpath);
if (cpath.isEmpty()) {
MainWindow::instance()->showStatusMessage (
tr("Cannot open file: %1 (file does not exist)").arg(path) );
return 0;
}
// Check if file already opened
for( DocIterator it = mDocHash.begin(); it != mDocHash.end(); ++it ) {
Document *doc = it.value();
if(doc->mFilePath == cpath) {
Q_EMIT( showRequest(doc, initialCursorPosition, selectionLength) );
if (toRecent) addToRecent(doc);
return doc;
}
}
// Open the file
QFile file(cpath);
if(!file.open(QIODevice::ReadOnly)) {
MainWindow::instance()->showStatusMessage(
tr("Cannot open file for reading: %1").arg(cpath));
return 0;
}
QByteArray bytes( file.readAll() );
file.close();
// strip .rtf
bool isRTF = false;
QString filePath = cpath;
if (info.suffix() == QString("rtf")) {
isRTF = true;
filePath += QString(".scd");
int result = rtf2txt(bytes.data());
bytes = bytes.left(result);
QMessageBox::warning(NULL, QString(tr("Opening RTF File")),
QString(tr("Warning: RTF file will be converted to plain-text scd file.")));
}
closeSingleUntitledIfUnmodified();
const bool fileIsPlainText = !(info.suffix() == QString("sc") ||
(info.suffix() == QString("scd")));
Document *doc = createDocument( fileIsPlainText );
doc->mDoc->setPlainText( decodeDocument(bytes) );
doc->mDoc->setModified(false);
doc->mFilePath = filePath;
doc->mTitle = info.fileName();
doc->mSaveTime = info.lastModified();
if (!isRTF)
mFsWatcher.addPath(cpath);
syncLangDocument(doc);
Q_EMIT( opened(doc, initialCursorPosition, selectionLength) );
if (toRecent) this->addToRecent(doc);
return doc;
}
void InsetText::iterateForToc(DocIterator const & cdit, bool output_active,
UpdateType utype, TocBackend & backend) const
{
DocIterator dit = cdit;
// This also ensures that any document has a table of contents
shared_ptr<Toc> toc = backend.toc("tableofcontents");
BufferParams const & bufparams = buffer_->params();
int const min_toclevel = bufparams.documentClass().min_toclevel();
// we really should have done this before we got here, but it
// can't hurt too much to do it again
bool const doing_output = output_active && producesOutput();
// For each paragraph,
// * Add a toc item for the paragraph if it is AddToToc--merging adjacent
// paragraphs as needed.
// * Traverse its insets and let them add their toc items
// * Compute the main table of contents (this is hardcoded)
// * Add the list of changes
ParagraphList const & pars = paragraphs();
pit_type pend = paragraphs().size();
// Record pairs {start,end} of where a toc item was opened for a paragraph
// and where it must be closed
stack<pair<pit_type, pit_type>> addtotoc_stack;
for (pit_type pit = 0; pit != pend; ++pit) {
Paragraph const & par = pars[pit];
dit.pit() = pit;
dit.pos() = 0;
// Custom AddToToc in paragraph layouts (i.e. theorems)
if (par.layout().addToToc() && text().isFirstInSequence(pit)) {
pit_type end =
openAddToTocForParagraph(pit, dit, output_active, backend);
addtotoc_stack.push({pit, end});
}
// If we find an InsetArgument that is supposed to provide the TOC caption,
// we'll save it for use later.
InsetArgument const * arginset = nullptr;
for (auto const & table : par.insetList()) {
dit.pos() = table.pos;
table.inset->addToToc(dit, doing_output, utype, backend);
if (InsetArgument const * x = table.inset->asInsetArgument())
if (x->isTocCaption())
arginset = x;
}
// End custom AddToToc in paragraph layouts
while (!addtotoc_stack.empty() && addtotoc_stack.top().second == pit) {
// execute the closing function
closeAddToTocForParagraph(addtotoc_stack.top().first,
addtotoc_stack.top().second, backend);
addtotoc_stack.pop();
}
// now the toc entry for the paragraph in the main table of contents
int const toclevel = text().getTocLevel(pit);
if (toclevel != Layout::NOT_IN_TOC && toclevel >= min_toclevel) {
// insert this into the table of contents
docstring tocstring;
int const length = (doing_output && utype == OutputUpdate) ?
INT_MAX : TOC_ENTRY_LENGTH;
if (arginset) {
tocstring = par.labelString();
if (!tocstring.empty())
tocstring += ' ';
arginset->text().forOutliner(tocstring, length);
} else
par.forOutliner(tocstring, length);
dit.pos() = 0;
toc->push_back(TocItem(dit, toclevel - min_toclevel,
tocstring, doing_output));
}
// And now the list of changes.
par.addChangesToToc(dit, buffer(), doing_output, backend);
}
}
bool SpellcheckerWidget::Private::isCurrentBuffer(DocIterator const & cursor) const
{
return start_.buffer() == cursor.buffer();
}
static bool equal(DocIterator & o, DocIterator & n)
{
// Explicitly check for this, so we won't call
// Paragraph::getChar for the last pos.
bool const o_lastpos = o.pos() == o.lastpos();
bool const n_lastpos = n.pos() == n.lastpos();
if (o_lastpos || n_lastpos)
return o_lastpos && n_lastpos;
Paragraph const & old_par = o.text()->getPar(o.pit());
Paragraph const & new_par = n.text()->getPar(n.pit());
char_type const c_o = old_par.getChar(o.pos());
char_type const c_n = new_par.getChar(n.pos());
if (c_o != c_n)
return false;
if (old_par.isInset(o.pos())) {
Inset const * i_o = old_par.getInset(o.pos());
Inset const * i_n = new_par.getInset(n.pos());
if (i_o && i_n)
return equal(i_o, i_n);
}
Font fo = old_par.getFontSettings(o.buffer()->params(), o.pos());
Font fn = new_par.getFontSettings(n.buffer()->params(), n.pos());
return fo == fn;
}
void Undo::Private::doRecordUndo(UndoKind kind,
DocIterator const & cell,
pit_type first_pit, pit_type last_pit,
CursorData const & cur_before,
bool isFullBuffer,
UndoElementStack & stack)
{
if (!group_level) {
LYXERR0("There is no group open (creating one)");
++group_id;
}
if (first_pit > last_pit)
swap(first_pit, last_pit);
// Undo::ATOMIC are always recorded (no overlapping there).
// As nobody wants all removed character appear one by one when undoing,
// we want combine 'similar' non-ATOMIC undo recordings to one.
pit_type from = first_pit;
pit_type end = cell.lastpit() - last_pit;
if (!undo_finished_
&& kind != ATOMIC_UNDO
&& !stack.empty()
&& samePar(stack.top().cell, cell)
&& stack.top().kind == kind
&& stack.top().from == from
&& stack.top().end == end) {
// reset cur_after; it will be filled correctly by endUndoGroup.
stack.top().cur_after = CursorData();
return;
}
if (isFullBuffer)
LYXERR(Debug::UNDO, "Create full buffer undo element of group " << group_id);
else
LYXERR(Debug::UNDO, "Create undo element of group " << group_id);
// create the position information of the Undo entry
UndoElement undo(kind, cur_before, cell, from, end, 0, 0,
buffer_.params(), isFullBuffer, buffer_.isClean(), group_id);
// fill in the real data to be saved
if (cell.inMathed()) {
// simply use the whole cell
MathData & ar = cell.cell();
undo.array = new MathData(ar.buffer(), ar.begin(), ar.end());
} else {
// some more effort needed here as 'the whole cell' of the
// main Text _is_ the whole document.
// record the relevant paragraphs
Text const * text = cell.text();
LBUFERR(text);
ParagraphList const & plist = text->paragraphs();
ParagraphList::const_iterator first = plist.begin();
advance(first, first_pit);
ParagraphList::const_iterator last = plist.begin();
advance(last, last_pit + 1);
undo.pars = new ParagraphList(first, last);
}
// push the undo entry to undo stack
stack.push(undo);
//lyxerr << "undo record: " << stack.top() << endl;
}
void InsetText::addToToc(DocIterator const & cdit, bool output_active) const
{
DocIterator dit = cdit;
dit.push_back(CursorSlice(const_cast<InsetText &>(*this)));
iterateForToc(dit, output_active);
}
void InsetPreview::reloadPreview(DocIterator const & pos) const
{
preparePreview(pos);
preview_->startLoading(*pos.buffer());
}
