3 * This file is part of LyX, the document processor.
4 * License details can be found in the file COPYING.
6 * \author Lars Gullik Bjønnes
9 * \author Alfredo Braunstein
10 * \author Tommaso Cucinotta
12 * Full author contact details are available in file CREDITS.
20 #include "buffer_funcs.h"
21 #include "BufferList.h"
22 #include "BufferParams.h"
23 #include "BufferView.h"
26 #include "CutAndPaste.h"
27 #include "FuncRequest.h"
29 #include "output_latex.h"
30 #include "OutputParams.h"
31 #include "Paragraph.h"
32 #include "ParIterator.h"
36 #include "frontends/Application.h"
37 #include "frontends/alert.h"
39 #include "mathed/InsetMath.h"
40 #include "mathed/InsetMathGrid.h"
41 #include "mathed/InsetMathHull.h"
42 #include "mathed/MathStream.h"
43 #include "mathed/MathSupport.h"
45 #include "support/convert.h"
46 #include "support/debug.h"
47 #include "support/docstream.h"
48 #include "support/gettext.h"
49 #include "support/lassert.h"
50 #include "support/lstrings.h"
52 #include "support/regex.h"
53 #include <boost/next_prior.hpp>
56 using namespace lyx::support;
62 bool parse_bool(docstring & howto)
67 howto = split(howto, var, ' ');
72 class MatchString : public binary_function<Paragraph, pos_type, int>
75 MatchString(docstring const & str, bool cs, bool mw)
76 : str(str), case_sens(cs), whole_words(mw)
79 // returns true if the specified string is at the specified position
80 // del specifies whether deleted strings in ct mode will be considered
81 int operator()(Paragraph const & par, pos_type pos, bool del = true) const
83 return par.find(str, case_sens, whole_words, pos, del);
91 // match whole words only
96 int findForward(DocIterator & cur, MatchString const & match,
99 for (; cur; cur.forwardChar())
100 if (cur.inTexted()) {
101 int len = match(cur.paragraph(), cur.pos(), find_del);
109 int findBackwards(DocIterator & cur, MatchString const & match,
110 bool find_del = true)
114 if (cur.inTexted()) {
115 int len = match(cur.paragraph(), cur.pos(), find_del);
124 bool findChange(DocIterator & cur, bool next)
128 for (; cur; next ? cur.forwardPos() : cur.backwardPos())
129 if (cur.inTexted() && cur.paragraph().isChanged(cur.pos())) {
131 // if we search backwards, take a step forward
132 // to correctly set the anchor
141 bool searchAllowed(docstring const & str)
144 frontend::Alert::error(_("Search error"), _("Search string is empty"));
151 bool findOne(BufferView * bv, docstring const & searchstr,
152 bool case_sens, bool whole, bool forward, bool find_del = true)
154 if (!searchAllowed(searchstr))
157 DocIterator cur = bv->cursor();
159 MatchString const match(searchstr, case_sens, whole);
161 int match_len = forward ? findForward(cur, match, find_del) :
162 findBackwards(cur, match, find_del);
165 bv->putSelectionAt(cur, match_len, !forward);
167 return match_len > 0;
171 int replaceAll(BufferView * bv,
172 docstring const & searchstr, docstring const & replacestr,
173 bool case_sens, bool whole)
175 Buffer & buf = bv->buffer();
177 if (!searchAllowed(searchstr) || buf.isReadonly())
180 DocIterator cur_orig(bv->cursor());
182 MatchString const match(searchstr, case_sens, whole);
185 int const rsize = replacestr.size();
186 int const ssize = searchstr.size();
189 cur.setCursor(doc_iterator_begin(&buf));
190 int match_len = findForward(cur, match, false);
191 while (match_len > 0) {
192 // Backup current cursor position and font.
193 pos_type const pos = cur.pos();
194 Font const font = cur.paragraph().getFontSettings(buf.params(), pos);
196 int striked = ssize - cur.paragraph().eraseChars(pos, pos + match_len,
197 buf.params().trackChanges);
198 cur.paragraph().insert(pos, replacestr, font,
199 Change(buf.params().trackChanges ?
200 Change::INSERTED : Change::UNCHANGED));
201 for (int i = 0; i < rsize + striked; ++i)
204 match_len = findForward(cur, match, false);
207 bv->putSelectionAt(doc_iterator_begin(&buf), 0, false);
209 cur_orig.fixIfBroken();
210 bv->setCursor(cur_orig);
216 // the idea here is that we are going to replace the string that
217 // is selected IF it is the search string.
218 // if there is a selection, but it is not the search string, then
219 // we basically ignore it. (FIXME We ought to replace only within
221 // if there is no selection, then:
222 // (i) if some search string has been provided, then we find it.
223 // (think of how the dialog works when you hit "replace" the
225 // (ii) if no search string has been provided, then we treat the
226 // word the cursor is in as the search string. (why? i have no
227 // idea.) but this only works in text?
229 // returns the number of replacements made (one, if any) and
230 // whether anything at all was done.
231 pair<bool, int> replaceOne(BufferView * bv, docstring searchstr,
232 docstring const & replacestr, bool case_sens,
233 bool whole, bool forward, bool findnext)
235 Cursor & cur = bv->cursor();
236 if (!cur.selection()) {
237 // no selection, non-empty search string: find it
238 if (!searchstr.empty()) {
239 findOne(bv, searchstr, case_sens, whole, forward);
240 return pair<bool, int>(true, 0);
242 // empty search string
245 return pair<bool, int>(false, 0);
246 // select current word and treat it as the search string
247 cur.innerText()->selectWord(cur, WHOLE_WORD);
248 searchstr = cur.selectionAsString(false);
251 // if we still don't have a search string, report the error
253 if (!searchAllowed(searchstr))
254 return pair<bool, int>(false, 0);
256 bool have_selection = cur.selection();
257 docstring const selected = cur.selectionAsString(false);
259 case_sens ? searchstr == selected
260 : compare_no_case(searchstr, selected) == 0;
262 // no selection or current selection is not search word:
263 // just find the search word
264 if (!have_selection || !match) {
265 findOne(bv, searchstr, case_sens, whole, forward);
266 return pair<bool, int>(true, 0);
269 // we're now actually ready to replace. if the buffer is
270 // read-only, we can't, though.
271 if (bv->buffer().isReadonly())
272 return pair<bool, int>(false, 0);
274 cap::replaceSelectionWithString(cur, replacestr);
276 cur.pos() += replacestr.length();
277 LASSERT(cur.pos() <= cur.lastpos(), /* */);
280 findOne(bv, searchstr, case_sens, whole, forward, false);
282 return pair<bool, int>(true, 1);
288 docstring const find2string(docstring const & search,
289 bool casesensitive, bool matchword, bool forward)
293 << int(casesensitive) << ' '
294 << int(matchword) << ' '
300 docstring const replace2string(docstring const & replace,
301 docstring const & search, bool casesensitive, bool matchword,
302 bool all, bool forward, bool findnext)
305 ss << replace << '\n'
307 << int(casesensitive) << ' '
308 << int(matchword) << ' '
310 << int(forward) << ' '
316 bool lyxfind(BufferView * bv, FuncRequest const & ev)
318 if (!bv || ev.action() != LFUN_WORD_FIND)
321 //lyxerr << "find called, cmd: " << ev << endl;
323 // data is of the form
325 // <casesensitive> <matchword> <forward>"
327 docstring howto = split(ev.argument(), search, '\n');
329 bool casesensitive = parse_bool(howto);
330 bool matchword = parse_bool(howto);
331 bool forward = parse_bool(howto);
333 return findOne(bv, search, casesensitive, matchword, forward);
337 bool lyxreplace(BufferView * bv,
338 FuncRequest const & ev, bool has_deleted)
340 if (!bv || ev.action() != LFUN_WORD_REPLACE)
343 // data is of the form
346 // <casesensitive> <matchword> <all> <forward> <findnext>"
349 docstring howto = split(ev.argument(), rplc, '\n');
350 howto = split(howto, search, '\n');
352 bool casesensitive = parse_bool(howto);
353 bool matchword = parse_bool(howto);
354 bool all = parse_bool(howto);
355 bool forward = parse_bool(howto);
356 bool findnext = howto.empty() ? true : parse_bool(howto);
358 int replace_count = 0;
363 replace_count = replaceAll(bv, search, rplc, casesensitive, matchword);
364 update = replace_count > 0;
367 replaceOne(bv, search, rplc, casesensitive, matchword, forward, findnext);
369 replace_count = rv.second;
372 Buffer const & buf = bv->buffer();
374 // emit message signal.
375 buf.message(_("String not found!"));
377 if (replace_count == 0) {
378 buf.message(_("String found."));
379 } else if (replace_count == 1) {
380 buf.message(_("String has been replaced."));
382 docstring const str =
383 bformat(_("%1$d strings have been replaced."), replace_count);
387 } else if (findnext) {
388 // if we have deleted characters, we do not replace at all, but
389 // rather search for the next occurence
390 if (findOne(bv, search, casesensitive, matchword, forward))
393 bv->message(_("String not found!"));
399 bool findNextChange(BufferView * bv)
401 return findChange(bv, true);
405 bool findPreviousChange(BufferView * bv)
407 return findChange(bv, false);
411 bool findChange(BufferView * bv, bool next)
413 if (bv->cursor().selection()) {
414 // set the cursor at the beginning or at the end of the selection
415 // before searching. Otherwise, the current change will be found.
416 if (next != (bv->cursor().top() > bv->cursor().normalAnchor()))
417 bv->cursor().setCursorToAnchor();
420 DocIterator cur = bv->cursor();
422 // Are we within a change ? Then first search forward (backward),
423 // clear the selection and search the other way around (see the end
424 // of this function). This will avoid changes to be selected half.
425 bool search_both_sides = false;
426 DocIterator tmpcur = cur;
428 while (tmpcur.inMathed())
430 Change change_next_pos
431 = tmpcur.paragraph().lookupChange(tmpcur.pos());
432 if (change_next_pos.changed() && cur.inMathed()) {
434 search_both_sides = true;
435 } else if (tmpcur.pos() > 0 && tmpcur.inTexted()) {
436 Change change_prev_pos
437 = tmpcur.paragraph().lookupChange(tmpcur.pos() - 1);
438 if (change_next_pos.isSimilarTo(change_prev_pos))
439 search_both_sides = true;
442 if (!findChange(cur, next))
445 bv->cursor().setCursor(cur);
446 bv->cursor().resetAnchor();
449 // take a step into the change
452 Change orig_change = cur.paragraph().lookupChange(cur.pos());
454 CursorSlice & tip = cur.top();
456 for (; !tip.at_end(); tip.forwardPos()) {
457 Change change = tip.paragraph().lookupChange(tip.pos());
458 if (!change.isSimilarTo(orig_change))
462 for (; !tip.at_begin();) {
464 Change change = tip.paragraph().lookupChange(tip.pos());
465 if (!change.isSimilarTo(orig_change)) {
466 // take a step forward to correctly set the selection
473 // Now put cursor to end of selection:
474 bv->cursor().setCursor(cur);
475 bv->cursor().setSelection();
477 if (search_both_sides) {
478 bv->cursor().setSelection(false);
479 findChange(bv, !next);
487 typedef vector<pair<string, string> > Escapes;
489 /// A map of symbols and their escaped equivalent needed within a regex.
490 /// @note Beware of order
491 Escapes const & get_regexp_escapes()
493 static Escapes escape_map;
494 if (escape_map.empty()) {
495 escape_map.push_back(pair<string, string>("$", "_x_$"));
496 escape_map.push_back(pair<string, string>("{", "_x_{"));
497 escape_map.push_back(pair<string, string>("}", "_x_}"));
498 escape_map.push_back(pair<string, string>("[", "_x_["));
499 escape_map.push_back(pair<string, string>("]", "_x_]"));
500 escape_map.push_back(pair<string, string>("(", "_x_("));
501 escape_map.push_back(pair<string, string>(")", "_x_)"));
502 escape_map.push_back(pair<string, string>("+", "_x_+"));
503 escape_map.push_back(pair<string, string>("*", "_x_*"));
504 escape_map.push_back(pair<string, string>(".", "_x_."));
505 escape_map.push_back(pair<string, string>("\\", "(?:\\\\|\\\\backslash)"));
506 escape_map.push_back(pair<string, string>("~", "(?:\\\\textasciitilde|\\\\sim)"));
507 escape_map.push_back(pair<string, string>("^", "(?:\\^|\\\\textasciicircum\\{\\}|\\\\mathcircumflex)"));
508 escape_map.push_back(pair<string, string>("_x_", "\\"));
513 /// A map of lyx escaped strings and their unescaped equivalent.
514 Escapes const & get_lyx_unescapes() {
515 static Escapes escape_map;
516 if (escape_map.empty()) {
517 escape_map.push_back(pair<string, string>("\\%", "%"));
518 escape_map.push_back(pair<string, string>("\\mathcircumflex ", "^"));
519 escape_map.push_back(pair<string, string>("\\mathcircumflex", "^"));
520 escape_map.push_back(pair<string, string>("\\backslash ", "\\"));
521 escape_map.push_back(pair<string, string>("\\backslash", "\\"));
522 escape_map.push_back(pair<string, string>("\\\\{", "_x_<"));
523 escape_map.push_back(pair<string, string>("\\\\}", "_x_>"));
524 escape_map.push_back(pair<string, string>("\\sim ", "~"));
525 escape_map.push_back(pair<string, string>("\\sim", "~"));
530 /// A map of escapes turning a regexp matching text to one matching latex.
531 Escapes const & get_regexp_latex_escapes() {
532 static Escapes escape_map;
533 if (escape_map.empty()) {
534 escape_map.push_back(pair<string, string>("\\\\", "(?:\\\\\\\\|\\\\backslash|\\\\textbackslash\\{\\})"));
535 escape_map.push_back(pair<string, string>("(<?!\\\\\\\\textbackslash)\\{", "\\\\\\{"));
536 escape_map.push_back(pair<string, string>("(<?!\\\\\\\\textbackslash\\\\\\{)\\}", "\\\\\\}"));
537 escape_map.push_back(pair<string, string>("\\[", "\\{\\[\\}"));
538 escape_map.push_back(pair<string, string>("\\]", "\\{\\]\\}"));
539 escape_map.push_back(pair<string, string>("\\^", "(?:\\^|\\\\textasciicircum\\{\\}|\\\\mathcircumflex)"));
540 escape_map.push_back(pair<string, string>("%", "\\\\\\%"));
545 /** @todo Probably the maps need to be migrated to regexps, in order to distinguish if
546 ** the found occurrence were escaped.
548 string apply_escapes(string s, Escapes const & escape_map)
550 LYXERR(Debug::FIND, "Escaping: '" << s << "'");
551 Escapes::const_iterator it;
552 for (it = escape_map.begin(); it != escape_map.end(); ++it) {
553 // LYXERR(Debug::FIND, "Escaping " << it->first << " as " << it->second);
554 unsigned int pos = 0;
555 while (pos < s.length() && (pos = s.find(it->first, pos)) < s.length()) {
556 s.replace(pos, it->first.length(), it->second);
557 LYXERR(Debug::FIND, "After escape: " << s);
558 pos += it->second.length();
559 // LYXERR(Debug::FIND, "pos: " << pos);
562 LYXERR(Debug::FIND, "Escaped : '" << s << "'");
567 /// Within \regexp{} apply get_lyx_unescapes() only (i.e., preserve regexp semantics of the string),
568 /// while outside apply get_lyx_unescapes()+get_regexp_escapes().
569 /// If match_latex is true, then apply regexp_latex_escapes() to \regexp{} contents as well.
570 string escape_for_regex(string s, bool match_latex)
573 while (pos < s.size()) {
574 size_t new_pos = s.find("\\regexp{", pos);
575 if (new_pos == string::npos)
577 LYXERR(Debug::FIND, "new_pos: " << new_pos);
578 string t = apply_escapes(s.substr(pos, new_pos - pos), get_lyx_unescapes());
579 LYXERR(Debug::FIND, "t [lyx]: " << t);
580 t = apply_escapes(t, get_regexp_escapes());
581 LYXERR(Debug::FIND, "t [rxp]: " << t);
582 s.replace(pos, new_pos - pos, t);
583 new_pos = pos + t.size();
584 LYXERR(Debug::FIND, "Regexp after escaping: " << s);
585 LYXERR(Debug::FIND, "new_pos: " << new_pos);
586 if (new_pos == s.size())
588 // Might fail if \\endregexp{} is preceeded by unexpected stuff (weird escapes)
589 size_t end_pos = s.find("\\endregexp{}}", new_pos + 8);
590 LYXERR(Debug::FIND, "end_pos: " << end_pos);
591 t = s.substr(new_pos + 8, end_pos - (new_pos + 8));
592 LYXERR(Debug::FIND, "t in regexp : " << t);
593 t = apply_escapes(t, get_lyx_unescapes());
594 LYXERR(Debug::FIND, "t in regexp [lyx]: " << t);
596 t = apply_escapes(t, get_regexp_latex_escapes());
597 LYXERR(Debug::FIND, "t in regexp [ltx]: " << t);
599 if (end_pos == s.size()) {
600 s.replace(new_pos, end_pos - new_pos, t);
602 LYXERR(Debug::FIND, "Regexp after \\regexp{} removal: " << s);
605 s.replace(new_pos, end_pos + 13 - new_pos, t);
606 LYXERR(Debug::FIND, "Regexp after \\regexp{...\\endregexp{}} removal: " << s);
607 pos = new_pos + t.size();
608 LYXERR(Debug::FIND, "pos: " << pos);
613 /// Wrapper for lyx::regex_replace with simpler interface
614 bool regex_replace(string const & s, string & t, string const & searchstr,
615 string const & replacestr)
617 lyx::regex e(searchstr);
619 ostream_iterator<char, char> it(oss);
620 lyx::regex_replace(it, s.begin(), s.end(), e, replacestr);
621 // tolerate t and s be references to the same variable
622 bool rv = (s != oss.str());
627 /** Checks if supplied string segment is well-formed from the standpoint of matching open-closed braces.
629 ** Verify that closed braces exactly match open braces. This avoids that, for example,
630 ** \frac{.*}{x} matches \frac{x+\frac{y}{x}}{z} with .* being 'x+\frac{y'.
633 ** Number of open braces that must remain open at the end for the verification to succeed.
635 bool braces_match(string::const_iterator const & beg,
636 string::const_iterator const & end,
640 string::const_iterator it = beg;
641 LYXERR(Debug::FIND, "Checking " << unmatched << " unmatched braces in '" << string(beg, end) << "'");
642 for (; it != end; ++it) {
643 // Skip escaped braces in the count
648 } else if (*it == '{') {
650 } else if (*it == '}') {
651 if (open_pars == 0) {
652 LYXERR(Debug::FIND, "Found unmatched closed brace");
658 if (open_pars != unmatched) {
659 LYXERR(Debug::FIND, "Found " << open_pars
660 << " instead of " << unmatched
661 << " unmatched open braces at the end of count");
664 LYXERR(Debug::FIND, "Braces match as expected");
668 /** The class performing a match between a position in the document and the FindAdvOptions.
670 class MatchStringAdv {
672 MatchStringAdv(lyx::Buffer & buf, FindAndReplaceOptions const & opt);
674 /** Tests if text starting at the supplied position matches with the one provided to the MatchStringAdv
675 ** constructor as opt.search, under the opt.* options settings.
678 ** If set, then match is searched only against beginning of text starting at cur.
679 ** If unset, then match is searched anywhere in text starting at cur.
682 ** The length of the matching text, or zero if no match was found.
684 int operator()(DocIterator const & cur, int len = -1, bool at_begin = true) const;
689 /// first buffer on which search was started
690 lyx::Buffer * const p_first_buf;
692 FindAndReplaceOptions const & opt;
695 /// Auxiliary find method (does not account for opt.matchword)
696 int findAux(DocIterator const & cur, int len = -1, bool at_begin = true) const;
698 /** Normalize a stringified or latexified LyX paragraph.
702 ** <li>if search is not casesensitive, then lowercase the string;
703 ** <li>remove any newline at begin or end of the string;
704 ** <li>replace any newline in the middle of the string with a simple space;
705 ** <li>remove stale empty styles and environments, like \emph{} and \textbf{}.
708 ** @todo Normalization should also expand macros, if the corresponding
709 ** search option was checked.
711 string normalize(docstring const & s, bool hack_braces) const;
712 // normalized string to search
713 string par_as_string;
714 // regular expression to use for searching
716 // same as regexp, but prefixed with a ".*"
718 // leading format material as string
719 string lead_as_string;
720 // par_as_string after removal of lead_as_string
721 string par_as_string_nolead;
722 // unmatched open braces in the search string/regexp
724 // number of (.*?) subexpressions added at end of search regexp for closing
725 // environments, math mode, styles, etc...
727 // Are we searching with regular expressions ?
732 static docstring buffer_to_latex(Buffer & buffer)
734 OutputParams runparams(&buffer.params().encoding());
736 odocstringstream ods;
737 otexstream os(ods, texrow);
738 runparams.nice = true;
739 runparams.flavor = OutputParams::LATEX;
740 runparams.linelen = 80; //lyxrc.plaintext_linelen;
741 // No side effect of file copying and image conversion
742 runparams.dryrun = true;
743 pit_type const endpit = buffer.paragraphs().size();
744 for (pit_type pit = 0; pit != endpit; ++pit) {
745 TeXOnePar(buffer, buffer.text(), pit, os, runparams);
746 LYXERR(Debug::FIND, "searchString up to here: " << ods.str());
752 static docstring stringifySearchBuffer(Buffer & buffer, FindAndReplaceOptions const & opt) {
754 if (!opt.ignoreformat) {
755 str = buffer_to_latex(buffer);
757 OutputParams runparams(&buffer.params().encoding());
758 runparams.nice = true;
759 runparams.flavor = OutputParams::LATEX;
760 runparams.linelen = 100000; //lyxrc.plaintext_linelen;
761 runparams.dryrun = true;
762 for (pos_type pit = pos_type(0); pit < (pos_type)buffer.paragraphs().size(); ++pit) {
763 Paragraph const & par = buffer.paragraphs().at(pit);
764 LYXERR(Debug::FIND, "Adding to search string: '"
765 << par.stringify(pos_type(0), par.size(),
766 AS_STR_INSETS, runparams)
768 str += par.stringify(pos_type(0), par.size(),
769 AS_STR_INSETS, runparams);
776 /// Return separation pos between the leading material and the rest
777 static size_t identifyLeading(string const & s) {
779 // @TODO Support \item[text]
780 while (regex_replace(t, t, "^\\\\(emph|textbf|subsubsection|subsection|section|subparagraph|paragraph|part)\\*?\\{", "")
781 || regex_replace(t, t, "^\\$", "")
782 || regex_replace(t, t, "^\\\\\\[ ", "")
783 || regex_replace(t, t, "^\\\\item ", "")
784 || regex_replace(t, t, "^\\\\begin\\{[a-zA-Z_]*\\*?\\} ", ""))
785 LYXERR(Debug::FIND, " after removing leading $, \\[ , \\emph{, \\textbf{, etc.: '" << t << "'");
790 // Remove trailing closure of math, macros and environments, so to catch parts of them.
791 static int identifyClosing(string & t) {
794 LYXERR(Debug::FIND, "identifyClosing(): t now is '" << t << "'");
795 if (regex_replace(t, t, "(.*[^\\\\])\\$\\'", "$1"))
797 if (regex_replace(t, t, "(.*[^\\\\]) \\\\\\]\\'", "$1"))
799 if (regex_replace(t, t, "(.*[^\\\\]) \\\\end\\{[a-zA-Z_]*\\*?\\}\\'", "$1"))
801 if (regex_replace(t, t, "(.*[^\\\\])\\}\\'", "$1")) {
811 MatchStringAdv::MatchStringAdv(lyx::Buffer & buf, FindAndReplaceOptions const & opt)
812 : p_buf(&buf), p_first_buf(&buf), opt(opt)
814 Buffer & find_buf = *theBufferList().getBuffer(FileName(to_utf8(opt.find_buf_name)), true);
815 docstring const & ds = stringifySearchBuffer(find_buf, opt);
816 use_regexp = lyx::to_utf8(ds).find("\\regexp{") != std::string::npos;
817 // When using regexp, braces are hacked already by escape_for_regex()
818 par_as_string = normalize(ds, !use_regexp);
822 size_t lead_size = 0;
823 if (!opt.ignoreformat) {
824 lead_size = identifyLeading(par_as_string);
825 lead_as_string = par_as_string.substr(0, lead_size);
826 par_as_string_nolead = par_as_string.substr(lead_size, par_as_string.size() - lead_size);
830 open_braces = identifyClosing(par_as_string);
831 identifyClosing(par_as_string_nolead);
832 LYXERR(Debug::FIND, "Open braces: " << open_braces);
833 LYXERR(Debug::FIND, "Built MatchStringAdv object: par_as_string = '" << par_as_string << "'");
835 string lead_as_regexp;
837 // @todo No need to search for \regexp{} insets in leading material
838 lead_as_regexp = escape_for_regex(par_as_string.substr(0, lead_size), !opt.ignoreformat);
839 par_as_string = par_as_string_nolead;
840 LYXERR(Debug::FIND, "lead_as_regexp is '" << lead_as_regexp << "'");
841 LYXERR(Debug::FIND, "par_as_string now is '" << par_as_string << "'");
843 par_as_string = escape_for_regex(par_as_string, !opt.ignoreformat);
844 // Insert (.*?) before trailing closure of math, macros and environments, so to catch parts of them.
845 LYXERR(Debug::FIND, "par_as_string now is '" << par_as_string << "'");
847 // Insert .* before trailing '\$' ('$' has been escaped by escape_for_regex)
848 regex_replace(par_as_string, par_as_string, "(.*[^\\\\])(\\\\\\$)\\'", "$1(.*?)$2")
849 // Insert .* before trailing '\\\]' ('\]' has been escaped by escape_for_regex)
850 || regex_replace(par_as_string, par_as_string, "(.*[^\\\\])( \\\\\\\\\\\\\\])\\'", "$1(.*?)$2")
851 // Insert .* before trailing '\\end\{...}' ('\end{...}' has been escaped by escape_for_regex)
852 || regex_replace(par_as_string, par_as_string,
853 "(.*[^\\\\])( \\\\\\\\end\\\\\\{[a-zA-Z_]*)(\\\\\\*)?(\\\\\\})\\'", "$1(.*?)$2$3$4")
854 // Insert .* before trailing '\}' ('}' has been escaped by escape_for_regex)
855 || regex_replace(par_as_string, par_as_string, "(.*[^\\\\])(\\\\\\})\\'", "$1(.*?)$2")
859 LYXERR(Debug::FIND, "par_as_string now is '" << par_as_string << "'");
860 LYXERR(Debug::FIND, "Open braces: " << open_braces);
861 LYXERR(Debug::FIND, "Close .*? : " << close_wildcards);
862 LYXERR(Debug::FIND, "Replaced text (to be used as regex): " << par_as_string);
863 // If entered regexp must match at begin of searched string buffer
864 string regexp_str = string("\\`") + lead_as_regexp + par_as_string;
865 LYXERR(Debug::FIND, "Setting regexp to : '" << regexp_str << "'");
866 regexp = lyx::regex(regexp_str);
868 // If entered regexp may match wherever in searched string buffer
869 string regexp2_str = string("\\`.*") + lead_as_regexp + ".*" + par_as_string;
870 LYXERR(Debug::FIND, "Setting regexp2 to: '" << regexp2_str << "'");
871 regexp2 = lyx::regex(regexp2_str);
876 int MatchStringAdv::findAux(DocIterator const & cur, int len, bool at_begin) const
878 docstring docstr = stringifyFromForSearch(opt, cur, len);
879 LYXERR(Debug::FIND, "Matching against '" << lyx::to_utf8(docstr) << "'");
880 string str = normalize(docstr, true);
881 LYXERR(Debug::FIND, "After normalization: '" << str << "'");
883 LYXERR(Debug::FIND, "Searching in normal mode: par_as_string='" << par_as_string << "', str='" << str << "'");
884 LYXERR(Debug::FIND, "Searching in normal mode: lead_as_string='" << lead_as_string << "', par_as_string_nolead='" << par_as_string_nolead << "'");
886 LYXERR(Debug::FIND, "size=" << par_as_string.size() << ", substr='" << str.substr(0, par_as_string.size()) << "'");
887 if (str.substr(0, par_as_string.size()) == par_as_string)
888 return par_as_string.size();
890 size_t pos = str.find(par_as_string_nolead);
891 if (pos != string::npos)
892 return par_as_string.size();
895 LYXERR(Debug::FIND, "Searching in regexp mode: at_begin=" << at_begin);
896 // Try all possible regexp matches,
897 //until one that verifies the braces match test is found
898 regex const *p_regexp = at_begin ? ®exp : ®exp2;
899 sregex_iterator re_it(str.begin(), str.end(), *p_regexp);
900 sregex_iterator re_it_end;
901 for (; re_it != re_it_end; ++re_it) {
902 match_results<string::const_iterator> const & m = *re_it;
903 // Check braces on the segment that matched the entire regexp expression,
904 // plus the last subexpression, if a (.*?) was inserted in the constructor.
905 if (!braces_match(m[0].first, m[0].second, open_braces))
907 // Check braces on segments that matched all (.*?) subexpressions,
908 // except the last "padding" one inserted by lyx.
909 for (size_t i = 1; i < m.size() - 1; ++i)
910 if (!braces_match(m[i].first, m[i].second))
912 // Exclude from the returned match length any length
913 // due to close wildcards added at end of regexp
914 if (close_wildcards == 0)
915 return m[0].second - m[0].first;
917 return m[m.size() - close_wildcards].first - m[0].first;
924 int MatchStringAdv::operator()(DocIterator const & cur, int len, bool at_begin) const
926 int res = findAux(cur, len, at_begin);
928 "res=" << res << ", at_begin=" << at_begin << ", matchword=" << opt.matchword << ", inTexted=" << cur.inTexted());
929 if (res == 0 || !at_begin || !opt.matchword || !cur.inTexted())
931 Paragraph const & par = cur.paragraph();
932 bool ws_left = cur.pos() > 0 ?
933 par.isWordSeparator(cur.pos() - 1) : true;
934 bool ws_right = cur.pos() + res < par.size() ?
935 par.isWordSeparator(cur.pos() + res) : true;
937 "cur.pos()=" << cur.pos() << ", res=" << res
938 << ", separ: " << ws_left << ", " << ws_right
940 if (ws_left && ws_right)
946 string MatchStringAdv::normalize(docstring const & s, bool hack_braces) const
949 if (! opt.casesensitive)
950 t = lyx::to_utf8(lowercase(s));
953 // Remove \n at begin
954 while (t.size() > 0 && t[0] == '\n')
957 while (t.size() > 0 && t[t.size() - 1] == '\n')
958 t = t.substr(0, t.size() - 1);
960 // Replace all other \n with spaces
961 while ((pos = t.find("\n")) != string::npos)
962 t.replace(pos, 1, " ");
963 // Remove stale empty \emph{}, \textbf{} and similar blocks from latexify
964 LYXERR(Debug::FIND, "Removing stale empty \\emph{}, \\textbf{}, \\*section{} macros from: " << t);
965 while (regex_replace(t, t, "\\\\(emph|textbf|subsubsection|subsection|section|subparagraph|paragraph|part)(\\{\\})+", ""))
966 LYXERR(Debug::FIND, " further removing stale empty \\emph{}, \\textbf{} macros from: " << t);
968 // FIXME - check what preceeds the brace
970 if (opt.ignoreformat)
971 while (regex_replace(t, t, "\\{", "_x_<")
972 || regex_replace(t, t, "\\}", "_x_>"))
973 LYXERR(Debug::FIND, "After {} replacement: '" << t << "'");
975 while (regex_replace(t, t, "\\\\\\{", "_x_<")
976 || regex_replace(t, t, "\\\\\\}", "_x_>"))
977 LYXERR(Debug::FIND, "After {} replacement: '" << t << "'");
984 docstring stringifyFromCursor(DocIterator const & cur, int len)
986 LYXERR(Debug::FIND, "Stringifying with len=" << len << " from cursor at pos: " << cur);
987 if (cur.inTexted()) {
988 Paragraph const & par = cur.paragraph();
989 // TODO what about searching beyond/across paragraph breaks ?
990 // TODO Try adding a AS_STR_INSERTS as last arg
991 pos_type end = ( len == -1 || cur.pos() + len > int(par.size()) ) ?
992 int(par.size()) : cur.pos() + len;
993 OutputParams runparams(&cur.buffer()->params().encoding());
995 runparams.nice = true;
996 runparams.flavor = OutputParams::LATEX;
997 runparams.linelen = 100000; //lyxrc.plaintext_linelen;
998 // No side effect of file copying and image conversion
999 runparams.dryrun = true;
1000 LYXERR(Debug::FIND, "Stringifying with cur: "
1001 << cur << ", from pos: " << cur.pos() << ", end: " << end);
1002 return par.stringify(cur.pos(), end, AS_STR_INSETS, runparams);
1003 } else if (cur.inMathed()) {
1005 CursorSlice cs = cur.top();
1006 MathData md = cs.cell();
1007 MathData::const_iterator it_end =
1008 ( ( len == -1 || cs.pos() + len > int(md.size()) )
1009 ? md.end() : md.begin() + cs.pos() + len );
1010 for (MathData::const_iterator it = md.begin() + cs.pos(); it != it_end; ++it)
1011 s = s + asString(*it);
1012 LYXERR(Debug::FIND, "Stringified math: '" << s << "'");
1015 LYXERR(Debug::FIND, "Don't know how to stringify from here: " << cur);
1020 /** Computes the LaTeX export of buf starting from cur and ending len positions
1021 * after cur, if len is positive, or at the paragraph or innermost inset end
1024 docstring latexifyFromCursor(DocIterator const & cur, int len)
1026 LYXERR(Debug::FIND, "Latexifying with len=" << len << " from cursor at pos: " << cur);
1027 LYXERR(Debug::FIND, " with cur.lastpost=" << cur.lastpos() << ", cur.lastrow="
1028 << cur.lastrow() << ", cur.lastcol=" << cur.lastcol());
1029 Buffer const & buf = *cur.buffer();
1030 LASSERT(buf.params().isLatex(), /* */);
1033 odocstringstream ods;
1034 otexstream os(ods, texrow);
1035 OutputParams runparams(&buf.params().encoding());
1036 runparams.nice = false;
1037 runparams.flavor = OutputParams::LATEX;
1038 runparams.linelen = 8000; //lyxrc.plaintext_linelen;
1039 // No side effect of file copying and image conversion
1040 runparams.dryrun = true;
1042 if (cur.inTexted()) {
1043 // @TODO what about searching beyond/across paragraph breaks ?
1044 pos_type endpos = cur.paragraph().size();
1045 if (len != -1 && endpos > cur.pos() + len)
1046 endpos = cur.pos() + len;
1047 TeXOnePar(buf, *cur.innerText(), cur.pit(), os, runparams,
1048 string(), cur.pos(), endpos);
1049 LYXERR(Debug::FIND, "Latexified text: '" << lyx::to_utf8(ods.str()) << "'");
1050 } else if (cur.inMathed()) {
1051 // Retrieve the math environment type, and add '$' or '$[' or others (\begin{equation}) accordingly
1052 for (int s = cur.depth() - 1; s >= 0; --s) {
1053 CursorSlice const & cs = cur[s];
1054 if (cs.asInsetMath() && cs.asInsetMath() && cs.asInsetMath()->asHullInset()) {
1055 WriteStream ws(ods);
1056 cs.asInsetMath()->asHullInset()->header_write(ws);
1061 CursorSlice const & cs = cur.top();
1062 MathData md = cs.cell();
1063 MathData::const_iterator it_end = ( ( len == -1 || cs.pos() + len > int(md.size()) )
1064 ? md.end() : md.begin() + cs.pos() + len );
1065 for (MathData::const_iterator it = md.begin() + cs.pos(); it != it_end; ++it)
1066 ods << asString(*it);
1068 // Retrieve the math environment type, and add '$' or '$]'
1069 // or others (\end{equation}) accordingly
1070 for (int s = cur.depth() - 1; s >= 0; --s) {
1071 CursorSlice const & cs = cur[s];
1072 InsetMath * inset = cs.asInsetMath();
1073 if (inset && inset->asHullInset()) {
1074 WriteStream ws(ods);
1075 inset->asHullInset()->footer_write(ws);
1079 LYXERR(Debug::FIND, "Latexified math: '" << lyx::to_utf8(ods.str()) << "'");
1081 LYXERR(Debug::FIND, "Don't know how to stringify from here: " << cur);
1087 /** Finalize an advanced find operation, advancing the cursor to the innermost
1088 ** position that matches, plus computing the length of the matching text to
1091 int findAdvFinalize(DocIterator & cur, MatchStringAdv const & match)
1093 // Search the foremost position that matches (avoids find of entire math
1094 // inset when match at start of it)
1096 DocIterator old_cur(cur.buffer());
1098 LYXERR(Debug::FIND, "Forwarding one step (searching for innermost match)");
1102 } while (cur && cur.depth() > d && match(cur) > 0);
1104 LASSERT(match(cur) > 0, /* */);
1105 LYXERR(Debug::FIND, "Ok");
1107 // Compute the match length
1109 if (cur.pos() + len > cur.lastpos())
1111 LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
1112 while (cur.pos() + len <= cur.lastpos() && match(cur, len) == 0) {
1114 LYXERR(Debug::FIND, "verifying unmatch with len = " << len);
1116 // Length of matched text (different from len param)
1117 int old_len = match(cur, len);
1119 // Greedy behaviour while matching regexps
1120 while ((new_len = match(cur, len + 1)) > old_len) {
1123 LYXERR(Debug::FIND, "verifying match with len = " << len);
1130 int findForwardAdv(DocIterator & cur, MatchStringAdv & match)
1134 while (!theApp()->longOperationCancelled() && cur) {
1135 LYXERR(Debug::FIND, "findForwardAdv() cur: " << cur);
1136 int match_len = match(cur, -1, false);
1137 LYXERR(Debug::FIND, "match_len: " << match_len);
1139 for (; !theApp()->longOperationCancelled() && cur; cur.forwardPos()) {
1140 LYXERR(Debug::FIND, "Advancing cur: " << cur);
1141 int match_len = match(cur);
1142 LYXERR(Debug::FIND, "match_len: " << match_len);
1144 // Sometimes in finalize we understand it wasn't a match
1145 // and we need to continue the outest loop
1146 int len = findAdvFinalize(cur, match);
1154 if (cur.pit() < cur.lastpit()) {
1155 LYXERR(Debug::FIND, "Advancing par: cur=" << cur);
1158 // This should exit nested insets, if any, or otherwise undefine the currsor.
1159 cur.pos() = cur.lastpos();
1160 LYXERR(Debug::FIND, "Advancing pos: cur=" << cur);
1168 /// Find the most backward consecutive match within same paragraph while searching backwards.
1169 int findMostBackwards(DocIterator & cur, MatchStringAdv const & match)
1171 DocIterator cur_begin = doc_iterator_begin(cur.buffer());
1172 DocIterator tmp_cur = cur;
1173 int len = findAdvFinalize(tmp_cur, match);
1174 Inset & inset = cur.inset();
1175 for (; cur != cur_begin; cur.backwardPos()) {
1176 LYXERR(Debug::FIND, "findMostBackwards(): cur=" << cur);
1177 DocIterator new_cur = cur;
1178 new_cur.backwardPos();
1179 if (new_cur == cur || &new_cur.inset() != &inset || !match(new_cur))
1181 int new_len = findAdvFinalize(new_cur, match);
1186 LYXERR(Debug::FIND, "findMostBackwards(): exiting with cur=" << cur);
1192 int findBackwardsAdv(DocIterator & cur, MatchStringAdv & match) {
1195 // Backup of original position
1196 DocIterator cur_begin = doc_iterator_begin(cur.buffer());
1197 if (cur == cur_begin)
1200 DocIterator cur_orig(cur);
1202 bool pit_changed = false;
1203 found_match = false;
1206 found_match = match(cur, -1, false);
1210 cur.pos() = cur.lastpos();
1212 cur.pos() = cur_orig.pos();
1213 LYXERR(Debug::FIND, "findBackAdv2: cur: " << cur);
1214 DocIterator cur_prev_iter;
1216 found_match = match(cur);
1217 LYXERR(Debug::FIND, "findBackAdv3: found_match="
1218 << found_match << ", cur: " << cur);
1220 return findMostBackwards(cur, match);
1222 // Stop if begin of document reached
1223 if (cur == cur_begin)
1225 cur_prev_iter = cur;
1229 if (cur == cur_begin)
1236 } while (!theApp()->longOperationCancelled());
1241 } // anonym namespace
1244 docstring stringifyFromForSearch(FindAndReplaceOptions const & opt,
1245 DocIterator const & cur, int len)
1247 LASSERT(cur.pos() >= 0 && cur.pos() <= cur.lastpos(), /* */);
1248 if (!opt.ignoreformat)
1249 return latexifyFromCursor(cur, len);
1251 return stringifyFromCursor(cur, len);
1255 FindAndReplaceOptions::FindAndReplaceOptions(docstring const & find_buf_name, bool casesensitive,
1256 bool matchword, bool forward, bool expandmacros, bool ignoreformat,
1257 docstring const & repl_buf_name, bool keep_case,
1259 : find_buf_name(find_buf_name), casesensitive(casesensitive), matchword(matchword),
1260 forward(forward), expandmacros(expandmacros), ignoreformat(ignoreformat),
1261 repl_buf_name(repl_buf_name), keep_case(keep_case), scope(scope)
1269 /** Check if 'len' letters following cursor are all non-lowercase */
1270 static bool allNonLowercase(DocIterator const & cur, int len) {
1271 pos_type end_pos = cur.pos() + len;
1272 for (pos_type pos = cur.pos(); pos != end_pos; ++pos)
1273 if (isLowerCase(cur.paragraph().getChar(pos)))
1279 /** Check if first letter is upper case and second one is lower case */
1280 static bool firstUppercase(DocIterator const & cur) {
1282 if (cur.pos() >= cur.lastpos() - 1) {
1283 LYXERR(Debug::FIND, "No upper-case at cur: " << cur);
1286 ch1 = cur.paragraph().getChar(cur.pos());
1287 ch2 = cur.paragraph().getChar(cur.pos()+1);
1288 bool result = isUpperCase(ch1) && isLowerCase(ch2);
1289 LYXERR(Debug::FIND, "firstUppercase(): "
1290 << "ch1=" << ch1 << "(" << char(ch1) << "), ch2="
1291 << ch2 << "(" << char(ch2) << ")"
1292 << ", result=" << result << ", cur=" << cur);
1297 /** Make first letter of supplied buffer upper-case, and the rest lower-case.
1299 ** \fixme What to do with possible further paragraphs in replace buffer ?
1301 static void changeFirstCase(Buffer & buffer, TextCase first_case, TextCase others_case) {
1302 ParagraphList::iterator pit = buffer.paragraphs().begin();
1303 pos_type right = pos_type(1);
1304 pit->changeCase(buffer.params(), pos_type(0), right, first_case);
1305 right = pit->size() + 1;
1306 pit->changeCase(buffer.params(), right, right, others_case);
1311 static void findAdvReplace(BufferView * bv, FindAndReplaceOptions const & opt, MatchStringAdv & matchAdv)
1313 Cursor & cur = bv->cursor();
1314 if (opt.repl_buf_name == docstring())
1317 DocIterator sel_beg = cur.selectionBegin();
1318 DocIterator sel_end = cur.selectionEnd();
1319 if (&sel_beg.inset() != &sel_end.inset()
1320 || sel_beg.pit() != sel_end.pit())
1322 int sel_len = sel_end.pos() - sel_beg.pos();
1323 LYXERR(Debug::FIND, "sel_beg: " << sel_beg << ", sel_end: " << sel_end
1324 << ", sel_len: " << sel_len << endl);
1327 LASSERT(sel_len > 0, /**/);
1329 if (!matchAdv(sel_beg, sel_len))
1332 // Build a copy of the replace buffer, adapted to the KeepCase option
1333 Buffer & repl_buffer_orig = *theBufferList().getBuffer(FileName(to_utf8(opt.repl_buf_name)), true);
1335 repl_buffer_orig.write(oss);
1336 string lyx = oss.str();
1337 Buffer repl_buffer("", false);
1338 repl_buffer.setUnnamed(true);
1339 LASSERT(repl_buffer.readString(lyx), /**/);
1340 if (opt.keep_case && sel_len >= 2) {
1341 if (cur.inTexted()) {
1342 if (firstUppercase(cur))
1343 changeFirstCase(repl_buffer, text_uppercase, text_lowercase);
1344 else if (allNonLowercase(cur, sel_len))
1345 changeFirstCase(repl_buffer, text_uppercase, text_uppercase);
1348 cap::cutSelection(cur, false, false);
1349 if (cur.inTexted()) {
1350 repl_buffer.changeLanguage(
1351 repl_buffer.language(),
1352 cur.getFont().language());
1353 LYXERR(Debug::FIND, "Replacing by pasteParagraphList()ing repl_buffer");
1354 LYXERR(Debug::FIND, "Before pasteParagraphList() cur=" << cur << endl);
1355 cap::pasteParagraphList(cur, repl_buffer.paragraphs(),
1356 repl_buffer.params().documentClassPtr(),
1357 bv->buffer().errorList("Paste"));
1358 LYXERR(Debug::FIND, "After pasteParagraphList() cur=" << cur << endl);
1359 sel_len = repl_buffer.paragraphs().begin()->size();
1360 } else if (cur.inMathed()) {
1362 odocstringstream ods;
1363 otexstream os(ods, texrow);
1364 OutputParams runparams(&repl_buffer.params().encoding());
1365 runparams.nice = false;
1366 runparams.flavor = OutputParams::LATEX;
1367 runparams.linelen = 8000; //lyxrc.plaintext_linelen;
1368 runparams.dryrun = true;
1369 TeXOnePar(repl_buffer, repl_buffer.text(), 0, os, runparams);
1370 //repl_buffer.getSourceCode(ods, 0, repl_buffer.paragraphs().size(), false);
1371 docstring repl_latex = ods.str();
1372 LYXERR(Debug::FIND, "Latexified replace_buffer: '" << repl_latex << "'");
1374 regex_replace(to_utf8(repl_latex), s, "\\$(.*)\\$", "$1");
1375 regex_replace(s, s, "\\\\\\[(.*)\\\\\\]", "$1");
1376 repl_latex = from_utf8(s);
1377 LYXERR(Debug::FIND, "Replacing by insert()ing latex: '" << repl_latex << "' cur=" << cur << " with depth=" << cur.depth());
1378 MathData ar(cur.buffer());
1379 asArray(repl_latex, ar, Parse::NORMAL);
1381 sel_len = ar.size();
1382 LYXERR(Debug::FIND, "After insert() cur=" << cur << " with depth: " << cur.depth() << " and len: " << sel_len);
1384 if (cur.pos() >= sel_len)
1385 cur.pos() -= sel_len;
1388 LYXERR(Debug::FIND, "After pos adj cur=" << cur << " with depth: " << cur.depth() << " and len: " << sel_len);
1389 bv->putSelectionAt(DocIterator(cur), sel_len, !opt.forward);
1390 bv->processUpdateFlags(Update::Force);
1391 bv->buffer().updatePreviews();
1395 /// Perform a FindAdv operation.
1396 bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
1402 MatchStringAdv matchAdv(bv->buffer(), opt);
1403 findAdvReplace(bv, opt, matchAdv);
1406 match_len = findForwardAdv(cur, matchAdv);
1408 match_len = findBackwardsAdv(cur, matchAdv);
1410 // This may only be raised by lyx::regex()
1411 bv->message(_("Invalid regular expression!"));
1415 if (match_len == 0) {
1416 bv->message(_("Match not found!"));
1420 bv->message(_("Match found!"));
1422 LYXERR(Debug::FIND, "Putting selection at cur=" << cur << " with len: " << match_len);
1423 bv->putSelectionAt(cur, match_len, !opt.forward);
1429 ostringstream & operator<<(ostringstream & os, FindAndReplaceOptions const & opt)
1431 os << to_utf8(opt.find_buf_name) << "\nEOSS\n"
1432 << opt.casesensitive << ' '
1433 << opt.matchword << ' '
1434 << opt.forward << ' '
1435 << opt.expandmacros << ' '
1436 << opt.ignoreformat << ' '
1437 << to_utf8(opt.repl_buf_name) << "\nEOSS\n"
1438 << opt.keep_case << ' '
1441 LYXERR(Debug::FIND, "built: " << os.str());
1447 istringstream & operator>>(istringstream & is, FindAndReplaceOptions & opt)
1449 LYXERR(Debug::FIND, "parsing");
1453 while (line != "EOSS") {
1457 if (is.eof()) // Tolerate malformed request
1461 LYXERR(Debug::FIND, "file_buf_name: '" << s << "'");
1462 opt.find_buf_name = from_utf8(s);
1463 is >> opt.casesensitive >> opt.matchword >> opt.forward >> opt.expandmacros >> opt.ignoreformat;
1464 is.get(); // Waste space before replace string
1467 while (line != "EOSS") {
1471 if (is.eof()) // Tolerate malformed request
1475 LYXERR(Debug::FIND, "repl_buf_name: '" << s << "'");
1476 opt.repl_buf_name = from_utf8(s);
1477 is >> opt.keep_case;
1480 opt.scope = FindAndReplaceOptions::SearchScope(i);
1481 LYXERR(Debug::FIND, "parsed: " << opt.casesensitive << ' ' << opt.matchword << ' ' << opt.forward << ' '
1482 << opt.expandmacros << ' ' << opt.ignoreformat << ' ' << opt.keep_case);