3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Alfredo Braunstein
7 * \author Lars Gullik Bjønnes
8 * \author Jean-Marc Lasgouttes
9 * \author Angus Leeming
11 * \author André Pönitz
14 * \author Martin Vermeer
15 * \author Jürgen Vigna
17 * Full author contact details are available in file CREDITS.
25 #include "BranchList.h"
27 #include "buffer_funcs.h"
28 #include "BufferList.h"
29 #include "BufferParams.h"
30 #include "BufferView.h"
31 #include "bufferview_funcs.h"
33 #include "CutAndPaste.h"
35 #include "DispatchResult.h"
37 #include "ErrorList.h"
40 #include "FuncRequest.h"
41 #include "FuncStatus.h"
44 #include "InsetIterator.h"
52 #include "LyXAction.h"
58 #include "TextClassList.h"
60 #include "Paragraph.h"
61 #include "ParIterator.h"
62 #include "ParagraphParameters.h"
65 #include "insets/InsetBox.h"
66 #include "insets/InsetBranch.h"
67 #include "insets/InsetCommand.h"
68 #include "insets/InsetERT.h"
69 #include "insets/InsetExternal.h"
70 #include "insets/InsetFloat.h"
71 #include "insets/InsetListings.h"
72 #include "insets/InsetGraphics.h"
73 #include "insets/InsetInclude.h"
74 #include "insets/InsetNote.h"
75 #include "insets/InsetTabular.h"
76 #include "insets/InsetVSpace.h"
77 #include "insets/InsetWrap.h"
79 #include "frontends/Application.h"
80 #include "frontends/alert.h"
81 #include "frontends/Dialogs.h"
82 #include "frontends/FileDialog.h"
83 #include "frontends/FontLoader.h"
84 #include "frontends/Gui.h"
85 #include "frontends/KeySymbol.h"
86 #include "frontends/LyXView.h"
87 #include "frontends/Menubar.h"
88 #include "frontends/Toolbars.h"
89 #include "frontends/Selection.h"
91 #include "support/environment.h"
92 #include "support/FileFilterList.h"
93 #include "support/filetools.h"
94 #include "support/ForkedcallsController.h"
95 #include "support/fs_extras.h"
96 #include "support/lstrings.h"
97 #include "support/Path.h"
98 #include "support/Package.h"
99 #include "support/Systemcall.h"
100 #include "support/convert.h"
101 #include "support/os.h"
103 #include <boost/current_function.hpp>
104 #include <boost/filesystem/operations.hpp>
111 using bv_funcs::freefont2string;
113 using support::absolutePath;
114 using support::addName;
115 using support::addPath;
116 using support::bformat;
117 using support::changeExtension;
118 using support::contains;
119 using support::FileFilterList;
120 using support::FileName;
121 using support::fileSearch;
122 using support::ForkedcallsController;
123 using support::i18nLibFileSearch;
124 using support::isDirWriteable;
125 using support::isFileReadable;
126 using support::isStrInt;
127 using support::makeAbsPath;
128 using support::makeDisplayPath;
129 using support::package;
130 using support::quoteName;
131 using support::rtrim;
132 using support::split;
133 using support::subst;
134 using support::Systemcall;
135 using support::token;
137 using support::prefixIs;
140 using std::make_pair;
143 using std::istringstream;
144 using std::ostringstream;
146 namespace Alert = frontend::Alert;
147 namespace fs = boost::filesystem;
152 bool getLocalStatus(Cursor cursor,
153 FuncRequest const & cmd, FuncStatus & status)
155 // Try to fix cursor in case it is broken.
156 cursor.fixIfBroken();
158 // This is, of course, a mess. Better create a new doc iterator and use
159 // this in Inset::getStatus. This might require an additional
160 // BufferView * arg, though (which should be avoided)
161 //Cursor safe = *this;
163 for ( ; cursor.depth(); cursor.pop()) {
164 //lyxerr << "\nCursor::getStatus: cmd: " << cmd << endl << *this << endl;
165 BOOST_ASSERT(cursor.idx() <= cursor.lastidx());
166 BOOST_ASSERT(cursor.pit() <= cursor.lastpit());
167 BOOST_ASSERT(cursor.pos() <= cursor.lastpos());
169 // The inset's getStatus() will return 'true' if it made
170 // a definitive decision on whether it want to handle the
171 // request or not. The result of this decision is put into
172 // the 'status' parameter.
173 if (cursor.inset().getStatus(cursor, cmd, status)) {
182 /** Return the change status at cursor position, taking in account the
183 * status at each level of the document iterator (a table in a deleted
184 * footnote is deleted).
185 * When \param outer is true, the top slice is not looked at.
187 Change::Type lookupChangeType(DocIterator const & dit, bool outer = false)
189 size_t const depth = dit.depth() - (outer ? 1 : 0);
191 for (size_t i = 0 ; i < depth ; ++i) {
192 CursorSlice const & slice = dit[i];
193 if (!slice.inset().inMathed()
194 && slice.pos() < slice.paragraph().size()) {
195 Change::Type const ch = slice.paragraph().lookupChange(slice.pos()).type;
196 if (ch != Change::UNCHANGED)
200 return Change::UNCHANGED;
208 meta_fake_bit(key_modifier::none)
213 void LyXFunc::initKeySequences(KeyMap * kb)
215 keyseq.reset(new KeySequence(kb, kb));
216 cancel_meta_seq.reset(new KeySequence(kb, kb));
220 void LyXFunc::setLyXView(LyXView * lv)
222 if (!quitting && lyx_view_ && lyx_view_ != lv)
223 // save current selection to the selection buffer to allow
224 // middle-button paste in another window
225 cap::saveSelection(lyx_view_->view()->cursor());
230 void LyXFunc::handleKeyFunc(kb_action action)
232 char_type c = encoded_last_key;
234 if (keyseq->length())
237 lyx_view_->view()->getIntl().getTransManager().deadkey(
238 c, get_accent(action).accent, view()->cursor().innerText(), view()->cursor());
239 // Need to clear, in case the minibuffer calls these
242 // copied verbatim from do_accent_char
243 view()->cursor().resetAnchor();
248 void LyXFunc::gotoBookmark(unsigned int idx, bool openFile, bool switchToBuffer)
250 BOOST_ASSERT(lyx_view_);
251 if (!LyX::ref().session().bookmarks().isValid(idx))
253 BookmarksSection::Bookmark const & bm = LyX::ref().session().bookmarks().bookmark(idx);
254 BOOST_ASSERT(!bm.filename.empty());
255 string const file = bm.filename.absFilename();
256 // if the file is not opened, open it.
257 if (!theBufferList().exists(file)) {
259 dispatch(FuncRequest(LFUN_FILE_OPEN, file));
263 // open may fail, so we need to test it again
264 if (theBufferList().exists(file)) {
265 // if the current buffer is not that one, switch to it.
266 if (lyx_view_->buffer()->fileName() != file) {
268 dispatch(FuncRequest(LFUN_BUFFER_SWITCH, file));
272 // moveToPosition use par_id, and par_pit and return new par_id.
276 boost::tie(new_pit, new_pos, new_id) = view()->moveToPosition(bm.bottom_pit, bm.bottom_pos, bm.top_id, bm.top_pos);
277 // if bottom_pit, bottom_pos or top_id has been changed, update bookmark
278 // see http://bugzilla.lyx.org/show_bug.cgi?id=3092
279 if (bm.bottom_pit != new_pit || bm.bottom_pos != new_pos || bm.top_id != new_id )
280 const_cast<BookmarksSection::Bookmark &>(bm).updatePos(new_pit, new_pos, new_id);
285 void LyXFunc::processKeySym(KeySymbolPtr keysym, key_modifier::state state)
287 LYXERR(Debug::KEY) << "KeySym is " << keysym->getSymbolName() << endl;
289 // Do nothing if we have nothing (JMarc)
290 if (!keysym->isOK()) {
291 LYXERR(Debug::KEY) << "Empty kbd action (probably composing)"
296 if (keysym->isModifier()) {
297 LYXERR(Debug::KEY) << "isModifier true" << endl;
301 //Encoding const * encoding = view()->cursor().getEncoding();
302 //encoded_last_key = keysym->getISOEncoded(encoding ? encoding->name() : "");
303 // FIXME: encoded_last_key shadows the member variable of the same
304 // name. Is that intended?
305 char_type encoded_last_key = keysym->getUCSEncoded();
307 // Do a one-deep top-level lookup for
308 // cancel and meta-fake keys. RVDK_PATCH_5
309 cancel_meta_seq->reset();
311 FuncRequest func = cancel_meta_seq->addkey(keysym, state);
312 LYXERR(Debug::KEY) << BOOST_CURRENT_FUNCTION
313 << " action first set to [" << func.action << ']'
316 // When not cancel or meta-fake, do the normal lookup.
317 // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
318 // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
319 if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_PREFIX)) {
320 // remove Caps Lock and Mod2 as a modifiers
321 func = keyseq->addkey(keysym, (state | meta_fake_bit));
322 LYXERR(Debug::KEY) << BOOST_CURRENT_FUNCTION
323 << "action now set to ["
324 << func.action << ']' << endl;
327 // Dont remove this unless you know what you are doing.
328 meta_fake_bit = key_modifier::none;
330 // Can this happen now ?
331 if (func.action == LFUN_NOACTION) {
332 func = FuncRequest(LFUN_COMMAND_PREFIX);
335 LYXERR(Debug::KEY) << BOOST_CURRENT_FUNCTION
337 << func.action << "]["
338 << to_utf8(keyseq->print(false)) << ']'
341 // already here we know if it any point in going further
342 // why not return already here if action == -1 and
343 // num_bytes == 0? (Lgb)
345 if (keyseq->length() > 1) {
346 lyx_view_->message(keyseq->print(true));
350 // Maybe user can only reach the key via holding down shift.
351 // Let's see. But only if shift is the only modifier
352 if (func.action == LFUN_UNKNOWN_ACTION &&
353 state == key_modifier::shift) {
354 LYXERR(Debug::KEY) << "Trying without shift" << endl;
355 func = keyseq->addkey(keysym, key_modifier::none);
356 LYXERR(Debug::KEY) << "Action now " << func.action << endl;
359 if (func.action == LFUN_UNKNOWN_ACTION) {
360 // Hmm, we didn't match any of the keysequences. See
361 // if it's normal insertable text not already covered
363 if (keysym->isText() && keyseq->length() == 1) {
364 LYXERR(Debug::KEY) << "isText() is true, inserting." << endl;
365 func = FuncRequest(LFUN_SELF_INSERT,
366 FuncRequest::KEYBOARD);
368 LYXERR(Debug::KEY) << "Unknown, !isText() - giving up" << endl;
369 lyx_view_->message(_("Unknown function."));
374 if (func.action == LFUN_SELF_INSERT) {
375 if (encoded_last_key != 0) {
376 docstring const arg(1, encoded_last_key);
377 dispatch(FuncRequest(LFUN_SELF_INSERT, arg,
378 FuncRequest::KEYBOARD));
380 << "SelfInsert arg[`" << to_utf8(arg) << "']" << endl;
388 FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
390 //lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
393 Cursor & cur = view()->cursor();
395 /* In LyX/Mac, when a dialog is open, the menus of the
396 application can still be accessed without giving focus to
397 the main window. In this case, we want to disable the menu
398 entries that are buffer-related.
400 Note that this code is not perfect, as bug 1941 attests:
401 http://bugzilla.lyx.org/show_bug.cgi?id=1941#c4
403 Buffer * buf = lyx_view_? lyx_view_->buffer() : 0;
404 if (lyx_view_ && cmd.origin == FuncRequest::MENU && !lyx_view_->hasFocus())
407 if (cmd.action == LFUN_NOACTION) {
408 flag.message(from_utf8(N_("Nothing to do")));
413 switch (cmd.action) {
414 case LFUN_UNKNOWN_ACTION:
415 #ifndef HAVE_LIBAIKSAURUS
416 case LFUN_THESAURUS_ENTRY:
426 if (flag.unknown()) {
427 flag.message(from_utf8(N_("Unknown action")));
431 if (!flag.enabled()) {
432 if (flag.message().empty())
433 flag.message(from_utf8(N_("Command disabled")));
437 // Check whether we need a buffer
438 if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer) && !buf) {
440 flag.message(from_utf8(N_("Command not allowed with"
441 "out any document open")));
446 // I would really like to avoid having this switch and rather try to
447 // encode this in the function itself.
448 // -- And I'd rather let an inset decide which LFUNs it is willing
449 // to handle (Andre')
451 switch (cmd.action) {
452 case LFUN_BUFFER_TOGGLE_READ_ONLY:
453 flag.setOnOff(buf->isReadonly());
456 case LFUN_BUFFER_SWITCH:
457 // toggle on the current buffer, but do not toggle off
458 // the other ones (is that a good idea?)
459 if (to_utf8(cmd.argument()) == buf->fileName())
463 case LFUN_BUFFER_EXPORT:
464 enable = cmd.argument() == "custom"
465 || Exporter::isExportable(*buf, to_utf8(cmd.argument()));
468 case LFUN_BUFFER_CHKTEX:
469 enable = buf->isLatex() && !lyxrc.chktex_command.empty();
472 case LFUN_BUILD_PROGRAM:
473 enable = Exporter::isExportable(*buf, "program");
476 case LFUN_LAYOUT_TABULAR:
477 enable = cur.innerInsetOfType(Inset::TABULAR_CODE);
481 case LFUN_LAYOUT_PARAGRAPH:
482 enable = !cur.inset().forceDefaultParagraphs(cur.idx());
485 case LFUN_VC_REGISTER:
486 enable = !buf->lyxvc().inUse();
488 case LFUN_VC_CHECK_IN:
489 enable = buf->lyxvc().inUse() && !buf->isReadonly();
491 case LFUN_VC_CHECK_OUT:
492 enable = buf->lyxvc().inUse() && buf->isReadonly();
495 case LFUN_VC_UNDO_LAST:
496 enable = buf->lyxvc().inUse();
498 case LFUN_BUFFER_RELOAD:
499 enable = !buf->isUnnamed() && !buf->isClean();
502 case LFUN_INSET_SETTINGS: {
506 Inset::Code code = cur.inset().lyxCode();
508 case Inset::TABULAR_CODE:
509 enable = cmd.argument() == "tabular";
511 case Inset::ERT_CODE:
512 enable = cmd.argument() == "ert";
514 case Inset::FLOAT_CODE:
515 enable = cmd.argument() == "float";
517 case Inset::WRAP_CODE:
518 enable = cmd.argument() == "wrap";
520 case Inset::NOTE_CODE:
521 enable = cmd.argument() == "note";
523 case Inset::BRANCH_CODE:
524 enable = cmd.argument() == "branch";
526 case Inset::BOX_CODE:
527 enable = cmd.argument() == "box";
529 case Inset::LISTINGS_CODE:
530 enable = cmd.argument() == "listings";
538 case LFUN_INSET_APPLY: {
539 string const name = cmd.getArg(0);
540 Inset * inset = lyx_view_->getDialogs().getOpenInset(name);
542 FuncRequest fr(LFUN_INSET_MODIFY, cmd.argument());
544 if (!inset->getStatus(cur, fr, fs)) {
545 // Every inset is supposed to handle this
550 FuncRequest fr(LFUN_INSET_INSERT, cmd.argument());
551 flag |= getStatus(fr);
553 enable = flag.enabled();
557 case LFUN_DIALOG_TOGGLE:
558 flag.setOnOff(lyx_view_->getDialogs().visible(cmd.getArg(0)));
559 // fall through to set "enable"
560 case LFUN_DIALOG_SHOW: {
561 string const name = cmd.getArg(0);
563 enable = name == "aboutlyx"
564 || name == "file" //FIXME: should be removed.
566 || name == "texinfo";
567 else if (name == "print")
568 enable = Exporter::isExportable(*buf, "dvi")
569 && lyxrc.print_command != "none";
570 else if (name == "character")
571 enable = cur.inset().lyxCode() != Inset::ERT_CODE &&
572 cur.inset().lyxCode() != Inset::LISTINGS_CODE;
573 else if (name == "latexlog")
574 enable = isFileReadable(FileName(buf->getLogName().second));
575 else if (name == "spellchecker")
576 #if defined (USE_ASPELL) || defined (USE_ISPELL) || defined (USE_PSPELL)
577 enable = !buf->isReadonly();
581 else if (name == "vclog")
582 enable = buf->lyxvc().inUse();
586 case LFUN_DIALOG_SHOW_NEW_INSET:
587 enable = cur.inset().lyxCode() != Inset::ERT_CODE &&
588 cur.inset().lyxCode() != Inset::LISTINGS_CODE;
589 if (cur.inset().lyxCode() == Inset::CAPTION_CODE) {
591 if (cur.inset().getStatus(cur, cmd, flag))
596 case LFUN_DIALOG_UPDATE: {
597 string const name = cmd.getArg(0);
599 enable = name == "prefs";
603 case LFUN_CITATION_INSERT: {
604 FuncRequest fr(LFUN_INSET_INSERT, "citation");
605 enable = getStatus(fr).enabled();
609 case LFUN_BUFFER_WRITE: {
610 enable = view()->buffer()->isUnnamed()
611 || !view()->buffer()->isClean();
615 case LFUN_BOOKMARK_GOTO: {
616 const unsigned int num = convert<unsigned int>(to_utf8(cmd.argument()));
617 enable = LyX::ref().session().bookmarks().isValid(num);
621 case LFUN_BOOKMARK_CLEAR:
622 enable = LyX::ref().session().bookmarks().size() > 0;
625 case LFUN_TOOLBAR_TOGGLE: {
626 bool const current = lyx_view_->getToolbars().visible(cmd.getArg(0));
627 flag.setOnOff(current);
630 case LFUN_WINDOW_CLOSE: {
631 enable = (theApp()->gui().viewIds().size() > 1);
635 // this one is difficult to get right. As a half-baked
636 // solution, we consider only the first action of the sequence
637 case LFUN_COMMAND_SEQUENCE: {
638 // argument contains ';'-terminated commands
639 string const firstcmd = token(to_utf8(cmd.argument()), ';', 0);
640 FuncRequest func(lyxaction.lookupFunc(firstcmd));
641 func.origin = cmd.origin;
642 flag = getStatus(func);
645 case LFUN_BUFFER_NEW:
646 case LFUN_BUFFER_NEW_TEMPLATE:
647 case LFUN_WORD_FIND_FORWARD:
648 case LFUN_WORD_FIND_BACKWARD:
649 case LFUN_COMMAND_PREFIX:
650 case LFUN_COMMAND_EXECUTE:
652 case LFUN_META_PREFIX:
653 case LFUN_BUFFER_CLOSE:
654 case LFUN_BUFFER_WRITE_AS:
655 case LFUN_BUFFER_UPDATE:
656 case LFUN_BUFFER_VIEW:
657 case LFUN_BUFFER_IMPORT:
658 case LFUN_BUFFER_AUTO_SAVE:
659 case LFUN_RECONFIGURE:
663 case LFUN_DROP_LAYOUTS_CHOICE:
665 case LFUN_SERVER_GET_NAME:
666 case LFUN_SERVER_NOTIFY:
667 case LFUN_SERVER_GOTO_FILE_ROW:
668 case LFUN_DIALOG_HIDE:
669 case LFUN_DIALOG_DISCONNECT_INSET:
670 case LFUN_BUFFER_CHILD_OPEN:
671 case LFUN_TOGGLE_CURSOR_FOLLOWS_SCROLLBAR:
672 case LFUN_KEYMAP_OFF:
673 case LFUN_KEYMAP_PRIMARY:
674 case LFUN_KEYMAP_SECONDARY:
675 case LFUN_KEYMAP_TOGGLE:
677 case LFUN_BUFFER_EXPORT_CUSTOM:
678 case LFUN_BUFFER_PRINT:
679 case LFUN_PREFERENCES_SAVE:
680 case LFUN_SCREEN_FONT_UPDATE:
683 case LFUN_EXTERNAL_EDIT:
684 case LFUN_GRAPHICS_EDIT:
685 case LFUN_ALL_INSETS_TOGGLE:
686 case LFUN_BUFFER_LANGUAGE:
687 case LFUN_TEXTCLASS_APPLY:
688 case LFUN_TEXTCLASS_LOAD:
689 case LFUN_BUFFER_SAVE_AS_DEFAULT:
690 case LFUN_BUFFER_PARAMS_APPLY:
691 case LFUN_LYXRC_APPLY:
692 case LFUN_BUFFER_NEXT:
693 case LFUN_BUFFER_PREVIOUS:
694 case LFUN_WINDOW_NEW:
696 // these are handled in our dispatch()
700 if (!getLocalStatus(cur, cmd, flag))
701 flag = view()->getStatus(cmd);
707 // Can we use a readonly buffer?
708 if (buf && buf->isReadonly()
709 && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
710 && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
711 flag.message(from_utf8(N_("Document is read-only")));
715 // Are we in a DELETED change-tracking region?
716 if (buf && lookupChangeType(cur, true) == Change::DELETED
717 && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
718 && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
719 flag.message(from_utf8(N_("This portion of the document is deleted.")));
723 // the default error message if we disable the command
724 if (!flag.enabled() && flag.message().empty())
725 flag.message(from_utf8(N_("Command disabled")));
731 bool LyXFunc::ensureBufferClean(BufferView * bv)
733 Buffer & buf = *bv->buffer();
737 docstring const file = makeDisplayPath(buf.fileName(), 30);
738 docstring text = bformat(_("The document %1$s has unsaved "
739 "changes.\n\nDo you want to save "
740 "the document?"), file);
741 int const ret = Alert::prompt(_("Save changed document?"),
742 text, 0, 1, _("&Save"),
746 dispatch(FuncRequest(LFUN_BUFFER_WRITE));
748 return buf.isClean();
754 void showPrintError(string const & name)
756 docstring str = bformat(_("Could not print the document %1$s.\n"
757 "Check that your printer is set up correctly."),
758 makeDisplayPath(name, 50));
759 Alert::error(_("Print document failed"), str);
763 void loadTextclass(string const & name)
765 std::pair<bool, textclass_type> const tc_pair =
766 textclasslist.numberOfClass(name);
768 if (!tc_pair.first) {
769 lyxerr << "Document class \"" << name
770 << "\" does not exist."
775 textclass_type const tc = tc_pair.second;
777 if (!textclasslist[tc].load()) {
778 docstring s = bformat(_("The document could not be converted\n"
779 "into the document class %1$s."),
780 from_utf8(textclasslist[tc].name()));
781 Alert::error(_("Could not change class"), s);
786 void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new);
791 void LyXFunc::dispatch(FuncRequest const & cmd)
793 string const argument = to_utf8(cmd.argument());
794 kb_action const action = cmd.action;
796 LYXERR(Debug::ACTION) << endl << "LyXFunc::dispatch: cmd: " << cmd << endl;
797 //lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
799 // we have not done anything wrong yet.
801 dispatch_buffer.erase();
803 // redraw the screen at the end (first of the two drawing steps).
804 //This is done unless explicitely requested otherwise
805 Update::flags updateFlags = Update::FitCursor;
807 FuncStatus const flag = getStatus(cmd);
808 if (!flag.enabled()) {
809 // We cannot use this function here
810 LYXERR(Debug::ACTION) << "LyXFunc::dispatch: "
811 << lyxaction.getActionName(action)
812 << " [" << action << "] is disabled at this location"
814 setErrorMessage(flag.message());
818 case LFUN_WORD_FIND_FORWARD:
819 case LFUN_WORD_FIND_BACKWARD: {
820 BOOST_ASSERT(lyx_view_ && lyx_view_->view());
821 static docstring last_search;
822 docstring searched_string;
824 if (!cmd.argument().empty()) {
825 last_search = cmd.argument();
826 searched_string = cmd.argument();
828 searched_string = last_search;
831 if (searched_string.empty())
834 bool const fw = action == LFUN_WORD_FIND_FORWARD;
835 docstring const data =
836 find2string(searched_string, true, false, fw);
837 find(view(), FuncRequest(LFUN_WORD_FIND, data));
841 case LFUN_COMMAND_PREFIX:
842 BOOST_ASSERT(lyx_view_);
843 lyx_view_->message(keyseq->printOptions(true));
846 case LFUN_COMMAND_EXECUTE:
847 BOOST_ASSERT(lyx_view_);
848 lyx_view_->getToolbars().display("minibuffer", true);
849 lyx_view_->focus_command_buffer();
853 BOOST_ASSERT(lyx_view_ && lyx_view_->view());
855 meta_fake_bit = key_modifier::none;
856 if (view()->buffer())
857 // cancel any selection
858 dispatch(FuncRequest(LFUN_MARK_OFF));
859 setMessage(from_ascii(N_("Cancel")));
862 case LFUN_META_PREFIX:
863 meta_fake_bit = key_modifier::alt;
864 setMessage(keyseq->print(true));
867 case LFUN_BUFFER_TOGGLE_READ_ONLY:
868 BOOST_ASSERT(lyx_view_ && lyx_view_->view() && lyx_view_->buffer());
869 if (lyx_view_->buffer()->lyxvc().inUse())
870 lyx_view_->buffer()->lyxvc().toggleReadOnly();
872 lyx_view_->buffer()->setReadonly(
873 !lyx_view_->buffer()->isReadonly());
876 // --- Menus -----------------------------------------------
877 case LFUN_BUFFER_NEW:
878 menuNew(argument, false);
881 case LFUN_BUFFER_NEW_TEMPLATE:
882 menuNew(argument, true);
885 case LFUN_BUFFER_CLOSE:
890 case LFUN_BUFFER_WRITE:
891 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
892 if (!lyx_view_->buffer()->isUnnamed()) {
893 docstring const str = bformat(_("Saving document %1$s..."),
894 makeDisplayPath(lyx_view_->buffer()->fileName()));
895 lyx_view_->message(str);
896 menuWrite(lyx_view_->buffer());
897 lyx_view_->message(str + _(" done."));
899 writeAs(lyx_view_->buffer());
901 updateFlags = Update::None;
904 case LFUN_BUFFER_WRITE_AS:
905 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
906 writeAs(lyx_view_->buffer(), argument);
907 updateFlags = Update::None;
910 case LFUN_BUFFER_RELOAD: {
911 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
912 docstring const file = makeDisplayPath(view()->buffer()->fileName(), 20);
913 docstring text = bformat(_("Any changes will be lost. Are you sure "
914 "you want to revert to the saved version of the document %1$s?"), file);
915 int const ret = Alert::prompt(_("Revert to saved document?"),
916 text, 1, 1, _("&Revert"), _("&Cancel"));
923 case LFUN_BUFFER_UPDATE:
924 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
925 Exporter::Export(lyx_view_->buffer(), argument, true);
928 case LFUN_BUFFER_VIEW:
929 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
930 Exporter::preview(lyx_view_->buffer(), argument);
933 case LFUN_BUILD_PROGRAM:
934 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
935 Exporter::Export(lyx_view_->buffer(), "program", true);
938 case LFUN_BUFFER_CHKTEX:
939 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
940 lyx_view_->buffer()->runChktex();
943 case LFUN_BUFFER_EXPORT:
944 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
945 if (argument == "custom")
946 lyx_view_->getDialogs().show("sendto");
948 Exporter::Export(lyx_view_->buffer(), argument, false);
952 case LFUN_BUFFER_EXPORT_CUSTOM: {
953 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
955 string command = split(argument, format_name, ' ');
956 Format const * format = formats.getFormat(format_name);
958 lyxerr << "Format \"" << format_name
959 << "\" not recognized!"
964 Buffer * buffer = lyx_view_->buffer();
966 // The name of the file created by the conversion process
969 // Output to filename
970 if (format->name() == "lyx") {
971 string const latexname =
972 buffer->getLatexName(false);
973 filename = changeExtension(latexname,
974 format->extension());
975 filename = addName(buffer->temppath(), filename);
977 if (!buffer->writeFile(FileName(filename)))
981 Exporter::Export(buffer, format_name, true, filename);
984 // Substitute $$FName for filename
985 if (!contains(command, "$$FName"))
986 command = "( " + command + " ) < $$FName";
987 command = subst(command, "$$FName", filename);
989 // Execute the command in the background
991 call.startscript(Systemcall::DontWait, command);
995 case LFUN_BUFFER_PRINT: {
996 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
997 // FIXME: cmd.getArg() might fail if one of the arguments
998 // contains double quotes
999 string target = cmd.getArg(0);
1000 string target_name = cmd.getArg(1);
1001 string command = cmd.getArg(2);
1004 || target_name.empty()
1005 || command.empty()) {
1006 lyxerr << "Unable to parse \""
1007 << argument << '"' << endl;
1010 if (target != "printer" && target != "file") {
1011 lyxerr << "Unrecognized target \""
1012 << target << '"' << endl;
1016 Buffer * buffer = lyx_view_->buffer();
1018 if (!Exporter::Export(buffer, "dvi", true)) {
1019 showPrintError(buffer->fileName());
1023 // Push directory path.
1024 string const path(buffer->temppath());
1025 // Prevent the compiler from optimizing away p
1027 support::Path p(pp);
1029 // there are three cases here:
1030 // 1. we print to a file
1031 // 2. we print directly to a printer
1032 // 3. we print using a spool command (print to file first)
1035 string const dviname =
1036 changeExtension(buffer->getLatexName(true),
1039 if (target == "printer") {
1040 if (!lyxrc.print_spool_command.empty()) {
1041 // case 3: print using a spool
1042 string const psname =
1043 changeExtension(dviname,".ps");
1044 command += ' ' + lyxrc.print_to_file
1047 + quoteName(dviname);
1050 lyxrc.print_spool_command + ' ';
1051 if (target_name != "default") {
1052 command2 += lyxrc.print_spool_printerprefix
1056 command2 += quoteName(psname);
1058 // If successful, then spool command
1059 res = one.startscript(
1064 res = one.startscript(
1065 Systemcall::DontWait,
1068 // case 2: print directly to a printer
1069 if (target_name != "default")
1070 command += ' ' + lyxrc.print_to_printer + target_name + ' ';
1071 res = one.startscript(
1072 Systemcall::DontWait,
1073 command + quoteName(dviname));
1077 // case 1: print to a file
1078 FileName const filename(makeAbsPath(target_name,
1079 lyx_view_->buffer()->filePath()));
1080 FileName const dvifile(makeAbsPath(dviname, path));
1081 if (fs::exists(filename.toFilesystemEncoding())) {
1082 docstring text = bformat(
1083 _("The file %1$s already exists.\n\n"
1084 "Do you want to overwrite that file?"),
1085 makeDisplayPath(filename.absFilename()));
1086 if (Alert::prompt(_("Overwrite file?"),
1087 text, 0, 1, _("&Overwrite"), _("&Cancel")) != 0)
1090 command += ' ' + lyxrc.print_to_file
1091 + quoteName(filename.toFilesystemEncoding())
1093 + quoteName(dvifile.toFilesystemEncoding());
1094 res = one.startscript(Systemcall::DontWait,
1099 showPrintError(buffer->fileName());
1103 case LFUN_BUFFER_IMPORT:
1108 // quitting is triggered by the gui code
1109 // (leaving the event loop).
1110 lyx_view_->message(from_utf8(N_("Exiting.")));
1111 if (theBufferList().quitWriteAll())
1112 theApp()->gui().closeAllViews();
1115 case LFUN_BUFFER_AUTO_SAVE:
1119 case LFUN_RECONFIGURE:
1120 BOOST_ASSERT(lyx_view_);
1121 reconfigure(*lyx_view_);
1124 case LFUN_HELP_OPEN: {
1125 BOOST_ASSERT(lyx_view_);
1126 string const arg = argument;
1128 setErrorMessage(from_ascii(N_("Missing argument")));
1131 FileName const fname = i18nLibFileSearch("doc", arg, "lyx");
1132 if (fname.empty()) {
1133 lyxerr << "LyX: unable to find documentation file `"
1134 << arg << "'. Bad installation?" << endl;
1137 lyx_view_->message(bformat(_("Opening help file %1$s..."),
1138 makeDisplayPath(fname.absFilename())));
1139 lyx_view_->loadLyXFile(fname, false);
1143 // --- version control -------------------------------
1144 case LFUN_VC_REGISTER:
1145 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1146 if (!ensureBufferClean(view()))
1148 if (!lyx_view_->buffer()->lyxvc().inUse()) {
1149 lyx_view_->buffer()->lyxvc().registrer();
1152 updateFlags = Update::Force;
1155 case LFUN_VC_CHECK_IN:
1156 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1157 if (!ensureBufferClean(view()))
1159 if (lyx_view_->buffer()->lyxvc().inUse()
1160 && !lyx_view_->buffer()->isReadonly()) {
1161 lyx_view_->buffer()->lyxvc().checkIn();
1166 case LFUN_VC_CHECK_OUT:
1167 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1168 if (!ensureBufferClean(view()))
1170 if (lyx_view_->buffer()->lyxvc().inUse()
1171 && lyx_view_->buffer()->isReadonly()) {
1172 lyx_view_->buffer()->lyxvc().checkOut();
1177 case LFUN_VC_REVERT:
1178 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1179 lyx_view_->buffer()->lyxvc().revert();
1183 case LFUN_VC_UNDO_LAST:
1184 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1185 lyx_view_->buffer()->lyxvc().undoLast();
1189 // --- buffers ----------------------------------------
1190 case LFUN_BUFFER_SWITCH:
1191 BOOST_ASSERT(lyx_view_);
1192 lyx_view_->setBuffer(theBufferList().getBuffer(argument));
1195 case LFUN_BUFFER_NEXT:
1196 BOOST_ASSERT(lyx_view_);
1197 lyx_view_->setBuffer(theBufferList().next(view()->buffer()));
1200 case LFUN_BUFFER_PREVIOUS:
1201 BOOST_ASSERT(lyx_view_);
1202 lyx_view_->setBuffer(theBufferList().previous(view()->buffer()));
1206 BOOST_ASSERT(lyx_view_);
1207 newFile(view(), argument);
1210 case LFUN_FILE_OPEN:
1211 BOOST_ASSERT(lyx_view_);
1215 case LFUN_DROP_LAYOUTS_CHOICE:
1216 BOOST_ASSERT(lyx_view_);
1217 lyx_view_->getToolbars().openLayoutList();
1220 case LFUN_MENU_OPEN:
1221 BOOST_ASSERT(lyx_view_);
1222 lyx_view_->getMenubar().openByName(from_utf8(argument));
1225 // --- lyxserver commands ----------------------------
1226 case LFUN_SERVER_GET_NAME:
1227 BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
1228 setMessage(from_utf8(lyx_view_->buffer()->fileName()));
1229 LYXERR(Debug::INFO) << "FNAME["
1230 << lyx_view_->buffer()->fileName()
1234 case LFUN_SERVER_NOTIFY:
1235 dispatch_buffer = keyseq->print(false);
1236 theServer().notifyClient(to_utf8(dispatch_buffer));
1239 case LFUN_SERVER_GOTO_FILE_ROW: {
1240 BOOST_ASSERT(lyx_view_);
1243 istringstream is(argument);
1244 is >> file_name >> row;
1245 if (prefixIs(file_name, package().temp_dir().absFilename())) {
1246 // Needed by inverse dvi search. If it is a file
1247 // in tmpdir, call the apropriated function
1248 lyx_view_->setBuffer(theBufferList().getBufferFromTmp(file_name));
1250 // Must replace extension of the file to be .lyx
1251 // and get full path
1252 FileName const s = fileSearch(string(), changeExtension(file_name, ".lyx"), "lyx");
1253 // Either change buffer or load the file
1254 if (theBufferList().exists(s.absFilename())) {
1255 lyx_view_->setBuffer(theBufferList().getBuffer(s.absFilename()));
1257 lyx_view_->loadLyXFile(s);
1261 view()->setCursorFromRow(row);
1263 updateFlags = Update::FitCursor;
1267 case LFUN_DIALOG_SHOW: {
1268 BOOST_ASSERT(lyx_view_);
1269 string const name = cmd.getArg(0);
1270 string data = trim(to_utf8(cmd.argument()).substr(name.size()));
1272 if (name == "character") {
1273 data = freefont2string();
1275 lyx_view_->getDialogs().show("character", data);
1276 } else if (name == "latexlog") {
1277 pair<Buffer::LogType, string> const logfile =
1278 lyx_view_->buffer()->getLogName();
1279 switch (logfile.first) {
1280 case Buffer::latexlog:
1283 case Buffer::buildlog:
1287 data += Lexer::quoteString(logfile.second);
1288 lyx_view_->getDialogs().show("log", data);
1289 } else if (name == "vclog") {
1290 string const data = "vc " +
1291 Lexer::quoteString(lyx_view_->buffer()->lyxvc().getLogFile());
1292 lyx_view_->getDialogs().show("log", data);
1294 lyx_view_->getDialogs().show(name, data);
1298 case LFUN_DIALOG_SHOW_NEW_INSET: {
1299 BOOST_ASSERT(lyx_view_);
1300 string const name = cmd.getArg(0);
1301 string data = trim(to_utf8(cmd.argument()).substr(name.size()));
1302 if (name == "bibitem" ||
1306 name == "nomenclature" ||
1310 InsetCommandParams p(name);
1311 data = InsetCommandMailer::params2string(name, p);
1312 } else if (name == "include") {
1313 // data is the include type: one of "include",
1314 // "input", "verbatiminput" or "verbatiminput*"
1316 // default type is requested
1318 InsetCommandParams p(data);
1319 data = InsetIncludeMailer::params2string(p);
1320 } else if (name == "box") {
1321 // \c data == "Boxed" || "Frameless" etc
1322 InsetBoxParams p(data);
1323 data = InsetBoxMailer::params2string(p);
1324 } else if (name == "branch") {
1325 InsetBranchParams p;
1326 data = InsetBranchMailer::params2string(p);
1327 } else if (name == "citation") {
1328 InsetCommandParams p("cite");
1329 data = InsetCommandMailer::params2string(name, p);
1330 } else if (name == "ert") {
1331 data = InsetERTMailer::params2string(InsetCollapsable::Open);
1332 } else if (name == "external") {
1333 InsetExternalParams p;
1334 Buffer const & buffer = *lyx_view_->buffer();
1335 data = InsetExternalMailer::params2string(p, buffer);
1336 } else if (name == "float") {
1338 data = InsetFloatMailer::params2string(p);
1339 } else if (name == "listings") {
1340 InsetListingsParams p;
1341 data = InsetListingsMailer::params2string(p);
1342 } else if (name == "graphics") {
1343 InsetGraphicsParams p;
1344 Buffer const & buffer = *lyx_view_->buffer();
1345 data = InsetGraphicsMailer::params2string(p, buffer);
1346 } else if (name == "note") {
1348 data = InsetNoteMailer::params2string(p);
1349 } else if (name == "vspace") {
1351 data = InsetVSpaceMailer::params2string(space);
1352 } else if (name == "wrap") {
1354 data = InsetWrapMailer::params2string(p);
1356 lyx_view_->getDialogs().show(name, data, 0);
1360 case LFUN_DIALOG_UPDATE: {
1361 BOOST_ASSERT(lyx_view_);
1362 string const & name = argument;
1363 // Can only update a dialog connected to an existing inset
1364 Inset * inset = lyx_view_->getDialogs().getOpenInset(name);
1366 FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument());
1367 inset->dispatch(view()->cursor(), fr);
1368 } else if (name == "paragraph") {
1369 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
1370 } else if (name == "prefs") {
1371 lyx_view_->getDialogs().update(name, string());
1376 case LFUN_DIALOG_HIDE:
1377 LyX::cref().hideDialogs(argument, 0);
1380 case LFUN_DIALOG_TOGGLE: {
1381 BOOST_ASSERT(lyx_view_);
1382 if (lyx_view_->getDialogs().visible(cmd.getArg(0)))
1383 dispatch(FuncRequest(LFUN_DIALOG_HIDE, argument));
1385 dispatch(FuncRequest(LFUN_DIALOG_SHOW, argument));
1389 case LFUN_DIALOG_DISCONNECT_INSET:
1390 BOOST_ASSERT(lyx_view_);
1391 lyx_view_->getDialogs().disconnect(argument);
1395 case LFUN_CITATION_INSERT: {
1396 BOOST_ASSERT(lyx_view_);
1397 if (!argument.empty()) {
1398 // we can have one optional argument, delimited by '|'
1399 // citation-insert <key>|<text_before>
1400 // this should be enhanced to also support text_after
1401 // and citation style
1402 string arg = argument;
1404 if (contains(argument, "|")) {
1405 arg = token(argument, '|', 0);
1406 opt1 = token(argument, '|', 1);
1408 InsetCommandParams icp("cite");
1409 icp["key"] = from_utf8(arg);
1411 icp["before"] = from_utf8(opt1);
1412 string icstr = InsetCommandMailer::params2string("citation", icp);
1413 FuncRequest fr(LFUN_INSET_INSERT, icstr);
1416 dispatch(FuncRequest(LFUN_DIALOG_SHOW_NEW_INSET, "citation"));
1420 case LFUN_BUFFER_CHILD_OPEN: {
1421 // takes an optional argument, "|bool", at the end
1422 // indicating whether this file is being opened automatically
1423 // by LyX itself, in which case we will not want to switch
1424 // buffers after opening. The default is false, so in practice
1425 // it is used only when true.
1426 BOOST_ASSERT(lyx_view_);
1427 int const arglength = argument.length();
1429 bool autoOpen = false;
1430 if (argument.substr(arglength - 5, 5) == "|true") {
1432 filename = makeAbsPath(argument.substr(0, arglength - 5),
1433 lyx_view_->buffer()->filePath());
1434 } else if (argument.substr(arglength - 6, 6) == "|false") {
1435 filename = makeAbsPath(argument.substr(0, arglength - 6),
1436 lyx_view_->buffer()->filePath());
1438 makeAbsPath(argument, lyx_view_->buffer()->filePath());
1439 view()->saveBookmark(false);
1440 if (theBufferList().exists(filename.absFilename())) {
1441 Buffer * buf = theBufferList().getBuffer(filename.absFilename());
1443 lyx_view_->setBuffer(buf, true);
1445 buf->setParentName(lyx_view_->buffer()->fileName());
1447 lyx_view_->loadLyXFile(filename, true, true, autoOpen);
1449 // If a screen update is required (in case where auto_open is false),
1450 // loadLyXFile() would have taken care of it already. Otherwise we shall
1451 // reset the update flag because it can cause a circular problem.
1453 updateFlags = Update::None;
1457 case LFUN_TOGGLE_CURSOR_FOLLOWS_SCROLLBAR:
1458 BOOST_ASSERT(lyx_view_);
1459 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1462 case LFUN_KEYMAP_OFF:
1463 BOOST_ASSERT(lyx_view_);
1464 lyx_view_->view()->getIntl().keyMapOn(false);
1467 case LFUN_KEYMAP_PRIMARY:
1468 BOOST_ASSERT(lyx_view_);
1469 lyx_view_->view()->getIntl().keyMapPrim();
1472 case LFUN_KEYMAP_SECONDARY:
1473 BOOST_ASSERT(lyx_view_);
1474 lyx_view_->view()->getIntl().keyMapSec();
1477 case LFUN_KEYMAP_TOGGLE:
1478 BOOST_ASSERT(lyx_view_);
1479 lyx_view_->view()->getIntl().toggleKeyMap();
1485 string rest = split(argument, countstr, ' ');
1486 istringstream is(countstr);
1489 lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
1490 for (int i = 0; i < count; ++i)
1491 dispatch(lyxaction.lookupFunc(rest));
1495 case LFUN_COMMAND_SEQUENCE: {
1496 // argument contains ';'-terminated commands
1497 string arg = argument;
1498 while (!arg.empty()) {
1500 arg = split(arg, first, ';');
1501 FuncRequest func(lyxaction.lookupFunc(first));
1502 func.origin = cmd.origin;
1508 case LFUN_PREFERENCES_SAVE: {
1509 lyxrc.write(makeAbsPath("preferences",
1510 package().user_support().absFilename()),
1515 case LFUN_SCREEN_FONT_UPDATE:
1516 BOOST_ASSERT(lyx_view_);
1517 // handle the screen font changes.
1518 theFontLoader().update();
1519 /// FIXME: only the current view will be updated. the Gui
1520 /// class is able to furnish the list of views.
1521 updateFlags = Update::Force;
1524 case LFUN_SET_COLOR: {
1526 string const x11_name = split(argument, lyx_name, ' ');
1527 if (lyx_name.empty() || x11_name.empty()) {
1528 setErrorMessage(from_ascii(N_(
1529 "Syntax: set-color <lyx_name>"
1534 bool const graphicsbg_changed =
1535 (lyx_name == lcolor.getLyXName(Color::graphicsbg) &&
1536 x11_name != lcolor.getX11Name(Color::graphicsbg));
1538 if (!lcolor.setColor(lyx_name, x11_name)) {
1540 bformat(_("Set-color \"%1$s\" failed "
1541 "- color is undefined or "
1542 "may not be redefined"),
1543 from_utf8(lyx_name)));
1547 theApp()->updateColor(lcolor.getFromLyXName(lyx_name));
1549 if (graphicsbg_changed) {
1550 #ifdef WITH_WARNINGS
1551 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1554 graphics::GCache::get().changeDisplay(true);
1561 BOOST_ASSERT(lyx_view_);
1562 lyx_view_->message(from_utf8(argument));
1565 case LFUN_EXTERNAL_EDIT: {
1566 BOOST_ASSERT(lyx_view_);
1567 FuncRequest fr(action, argument);
1568 InsetExternal().dispatch(view()->cursor(), fr);
1572 case LFUN_GRAPHICS_EDIT: {
1573 FuncRequest fr(action, argument);
1574 InsetGraphics().dispatch(view()->cursor(), fr);
1578 case LFUN_INSET_APPLY: {
1579 BOOST_ASSERT(lyx_view_);
1580 string const name = cmd.getArg(0);
1581 Inset * inset = lyx_view_->getDialogs().getOpenInset(name);
1583 FuncRequest fr(LFUN_INSET_MODIFY, argument);
1584 inset->dispatch(view()->cursor(), fr);
1586 FuncRequest fr(LFUN_INSET_INSERT, argument);
1589 // ideally, the update flag should be set by the insets,
1590 // but this is not possible currently
1591 updateFlags = Update::Force | Update::FitCursor;
1595 case LFUN_ALL_INSETS_TOGGLE: {
1596 BOOST_ASSERT(lyx_view_);
1598 string const name = split(argument, action, ' ');
1599 Inset::Code const inset_code =
1600 Inset::translate(name);
1602 Cursor & cur = view()->cursor();
1603 FuncRequest fr(LFUN_INSET_TOGGLE, action);
1605 Inset & inset = lyx_view_->buffer()->inset();
1606 InsetIterator it = inset_iterator_begin(inset);
1607 InsetIterator const end = inset_iterator_end(inset);
1608 for (; it != end; ++it) {
1609 if (!it->asInsetMath()
1610 && (inset_code == Inset::NO_CODE
1611 || inset_code == it->lyxCode())) {
1612 Cursor tmpcur = cur;
1613 tmpcur.pushLeft(*it);
1614 it->dispatch(tmpcur, fr);
1617 updateFlags = Update::Force | Update::FitCursor;
1621 case LFUN_BUFFER_LANGUAGE: {
1622 BOOST_ASSERT(lyx_view_);
1623 Buffer & buffer = *lyx_view_->buffer();
1624 Language const * oldL = buffer.params().language;
1625 Language const * newL = languages.getLanguage(argument);
1626 if (!newL || oldL == newL)
1629 if (oldL->rightToLeft() == newL->rightToLeft()
1630 && !buffer.isMultiLingual())
1631 buffer.changeLanguage(oldL, newL);
1635 case LFUN_BUFFER_SAVE_AS_DEFAULT: {
1636 string const fname =
1637 addName(addPath(package().user_support().absFilename(), "templates/"),
1639 Buffer defaults(fname);
1641 istringstream ss(argument);
1644 int const unknown_tokens = defaults.readHeader(lex);
1646 if (unknown_tokens != 0) {
1647 lyxerr << "Warning in LFUN_BUFFER_SAVE_AS_DEFAULT!\n"
1648 << unknown_tokens << " unknown token"
1649 << (unknown_tokens == 1 ? "" : "s")
1653 if (defaults.writeFile(FileName(defaults.fileName())))
1654 setMessage(bformat(_("Document defaults saved in %1$s"),
1655 makeDisplayPath(fname)));
1657 setErrorMessage(from_ascii(N_("Unable to save document defaults")));
1661 case LFUN_BUFFER_PARAMS_APPLY: {
1662 BOOST_ASSERT(lyx_view_);
1663 biblio::CiteEngine const engine =
1664 lyx_view_->buffer()->params().getEngine();
1666 istringstream ss(argument);
1669 int const unknown_tokens =
1670 lyx_view_->buffer()->readHeader(lex);
1672 if (unknown_tokens != 0) {
1673 lyxerr << "Warning in LFUN_BUFFER_PARAMS_APPLY!\n"
1674 << unknown_tokens << " unknown token"
1675 << (unknown_tokens == 1 ? "" : "s")
1678 if (engine == lyx_view_->buffer()->params().getEngine())
1681 Cursor & cur = view()->cursor();
1682 FuncRequest fr(LFUN_INSET_REFRESH);
1684 Inset & inset = lyx_view_->buffer()->inset();
1685 InsetIterator it = inset_iterator_begin(inset);
1686 InsetIterator const end = inset_iterator_end(inset);
1687 for (; it != end; ++it)
1688 if (it->lyxCode() == Inset::CITE_CODE)
1689 it->dispatch(cur, fr);
1693 case LFUN_TEXTCLASS_APPLY: {
1694 BOOST_ASSERT(lyx_view_);
1695 Buffer * buffer = lyx_view_->buffer();
1697 textclass_type const old_class =
1698 buffer->params().textclass;
1700 loadTextclass(argument);
1702 std::pair<bool, textclass_type> const tc_pair =
1703 textclasslist.numberOfClass(argument);
1708 textclass_type const new_class = tc_pair.second;
1709 if (old_class == new_class)
1713 lyx_view_->message(_("Converting document to new document class..."));
1714 recordUndoFullDocument(view());
1715 buffer->params().textclass = new_class;
1716 StableDocIterator backcur(view()->cursor());
1717 ErrorList & el = buffer->errorList("Class Switch");
1718 cap::switchBetweenClasses(
1719 old_class, new_class,
1720 static_cast<InsetText &>(buffer->inset()), el);
1722 view()->setCursor(backcur.asDocIterator(&(buffer->inset())));
1724 buffer->errors("Class Switch");
1725 updateLabels(*buffer);
1726 updateFlags = Update::Force | Update::FitCursor;
1730 case LFUN_TEXTCLASS_LOAD:
1731 loadTextclass(argument);
1734 case LFUN_LYXRC_APPLY: {
1735 LyXRC const lyxrc_orig = lyxrc;
1737 istringstream ss(argument);
1738 bool const success = lyxrc.read(ss) == 0;
1741 lyxerr << "Warning in LFUN_LYXRC_APPLY!\n"
1742 << "Unable to read lyxrc data"
1747 actOnUpdatedPrefs(lyxrc_orig, lyxrc);
1749 /// We force the redraw in any case because there might be
1750 /// some screen font changes.
1751 /// FIXME: only the current view will be updated. the Gui
1752 /// class is able to furnish the list of views.
1753 updateFlags = Update::Force;
1757 case LFUN_WINDOW_NEW:
1758 LyX::ref().newLyXView();
1761 case LFUN_WINDOW_CLOSE:
1762 BOOST_ASSERT(lyx_view_);
1763 BOOST_ASSERT(theApp());
1764 // update bookmark pit of the current buffer before window close
1765 for (size_t i = 0; i < LyX::ref().session().bookmarks().size(); ++i)
1766 gotoBookmark(i+1, false, false);
1767 // ask the user for saving changes or cancel quit
1768 if (!theBufferList().quitWriteAll())
1773 case LFUN_BOOKMARK_GOTO:
1774 // go to bookmark, open unopened file and switch to buffer if necessary
1775 gotoBookmark(convert<unsigned int>(to_utf8(cmd.argument())), true, true);
1778 case LFUN_BOOKMARK_CLEAR:
1779 LyX::ref().session().bookmarks().clear();
1782 case LFUN_TOOLBAR_TOGGLE: {
1783 BOOST_ASSERT(lyx_view_);
1784 string const name = cmd.getArg(0);
1785 bool const allowauto = cmd.getArg(1) == "allowauto";
1786 lyx_view_->toggleToolbarState(name, allowauto);
1787 ToolbarInfo * tbi = lyx_view_->getToolbarInfo(name);
1789 setMessage(bformat(_("Unknown toolbar \"%1$s\""),
1794 if (tbi->flags & ToolbarInfo::ON)
1796 else if (tbi->flags & ToolbarInfo::OFF)
1798 else if (tbi->flags & ToolbarInfo::AUTO)
1801 setMessage(bformat(_("Toolbar \"%1$s\" state set to %2$s"),
1802 _(tbi->gui_name), state));
1807 BOOST_ASSERT(lyx_view_);
1808 view()->cursor().dispatch(cmd);
1809 updateFlags = view()->cursor().result().update();
1810 if (!view()->cursor().result().dispatched())
1811 updateFlags = view()->dispatch(cmd);
1816 if (lyx_view_ && view()->buffer()) {
1817 // BufferView::update() updates the ViewMetricsInfo and
1818 // also initializes the position cache for all insets in
1819 // (at least partially) visible top-level paragraphs.
1820 // We will redraw the screen only if needed.
1821 if (view()->update(updateFlags)) {
1822 // Buffer::changed() signals that a repaint is needed.
1823 // The frontend (WorkArea) knows which area to repaint
1824 // thanks to the ViewMetricsInfo updated above.
1825 view()->buffer()->changed();
1828 lyx_view_->updateStatusBar();
1830 // if we executed a mutating lfun, mark the buffer as dirty
1832 && !lyxaction.funcHasFlag(action, LyXAction::NoBuffer)
1833 && !lyxaction.funcHasFlag(action, LyXAction::ReadOnly))
1834 view()->buffer()->markDirty();
1836 //Do we have a selection?
1837 theSelection().haveSelection(view()->cursor().selection());
1839 if (view()->cursor().inTexted()) {
1840 lyx_view_->updateLayoutChoice();
1844 if (!quitting && lyx_view_) {
1845 lyx_view_->updateMenubar();
1846 lyx_view_->updateToolbars();
1847 // Some messages may already be translated, so we cannot use _()
1848 sendDispatchMessage(translateIfPossible(getMessage()), cmd);
1853 void LyXFunc::sendDispatchMessage(docstring const & msg, FuncRequest const & cmd)
1855 const bool verbose = (cmd.origin == FuncRequest::MENU
1856 || cmd.origin == FuncRequest::TOOLBAR
1857 || cmd.origin == FuncRequest::COMMANDBUFFER);
1859 if (cmd.action == LFUN_SELF_INSERT || !verbose) {
1860 LYXERR(Debug::ACTION) << "dispatch msg is " << to_utf8(msg) << endl;
1862 lyx_view_->message(msg);
1866 docstring dispatch_msg = msg;
1867 if (!dispatch_msg.empty())
1868 dispatch_msg += ' ';
1870 docstring comname = from_utf8(lyxaction.getActionName(cmd.action));
1872 bool argsadded = false;
1874 if (!cmd.argument().empty()) {
1875 if (cmd.action != LFUN_UNKNOWN_ACTION) {
1876 comname += ' ' + cmd.argument();
1881 docstring const shortcuts = theTopLevelKeymap().printbindings(cmd);
1883 if (!shortcuts.empty())
1884 comname += ": " + shortcuts;
1885 else if (!argsadded && !cmd.argument().empty())
1886 comname += ' ' + cmd.argument();
1888 if (!comname.empty()) {
1889 comname = rtrim(comname);
1890 dispatch_msg += '(' + rtrim(comname) + ')';
1893 LYXERR(Debug::ACTION) << "verbose dispatch msg "
1894 << to_utf8(dispatch_msg) << endl;
1895 if (!dispatch_msg.empty())
1896 lyx_view_->message(dispatch_msg);
1900 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1902 // FIXME: initpath is not used. What to do?
1903 string initpath = lyxrc.document_path;
1904 string filename(name);
1906 if (view()->buffer()) {
1907 string const trypath = lyx_view_->buffer()->filePath();
1908 // If directory is writeable, use this as default.
1909 if (isDirWriteable(FileName(trypath)))
1913 static int newfile_number;
1915 if (filename.empty()) {
1916 filename = addName(lyxrc.document_path,
1917 "newfile" + convert<string>(++newfile_number) + ".lyx");
1918 while (theBufferList().exists(filename) ||
1919 fs::is_readable(FileName(filename).toFilesystemEncoding())) {
1921 filename = addName(lyxrc.document_path,
1922 "newfile" + convert<string>(newfile_number) +
1927 // The template stuff
1930 FileDialog fileDlg(_("Select template file"),
1931 LFUN_SELECT_FILE_SYNC,
1932 make_pair(_("Documents|#o#O"), from_utf8(lyxrc.document_path)),
1933 make_pair(_("Templates|#T#t"), from_utf8(lyxrc.template_path)));
1935 FileDialog::Result result =
1936 fileDlg.open(from_utf8(lyxrc.template_path),
1937 FileFilterList(_("LyX Documents (*.lyx)")),
1940 if (result.first == FileDialog::Later)
1942 if (result.second.empty())
1944 templname = to_utf8(result.second);
1947 Buffer * const b = newFile(filename, templname, !name.empty());
1950 lyx_view_->setBuffer(b);
1955 void LyXFunc::open(string const & fname)
1957 string initpath = lyxrc.document_path;
1959 if (view()->buffer()) {
1960 string const trypath = lyx_view_->buffer()->filePath();
1961 // If directory is writeable, use this as default.
1962 if (isDirWriteable(FileName(trypath)))
1968 if (fname.empty()) {
1969 FileDialog fileDlg(_("Select document to open"),
1971 make_pair(_("Documents|#o#O"), from_utf8(lyxrc.document_path)),
1972 make_pair(_("Examples|#E#e"), from_utf8(addPath(package().system_support().absFilename(), "examples"))));
1974 FileDialog::Result result =
1975 fileDlg.open(from_utf8(initpath),
1976 FileFilterList(_("LyX Documents (*.lyx)")),
1979 if (result.first == FileDialog::Later)
1982 filename = to_utf8(result.second);
1984 // check selected filename
1985 if (filename.empty()) {
1986 lyx_view_->message(_("Canceled."));
1992 // get absolute path of file and add ".lyx" to the filename if
1994 FileName const fullname = fileSearch(string(), filename, "lyx");
1995 if (!fullname.empty())
1996 filename = fullname.absFilename();
1998 // if the file doesn't exist, let the user create one
1999 if (!fs::exists(fullname.toFilesystemEncoding())) {
2000 // the user specifically chose this name. Believe him.
2001 Buffer * const b = newFile(filename, string(), true);
2003 lyx_view_->setBuffer(b);
2007 docstring const disp_fn = makeDisplayPath(filename);
2008 lyx_view_->message(bformat(_("Opening document %1$s..."), disp_fn));
2011 if (lyx_view_->loadLyXFile(fullname)) {
2012 str2 = bformat(_("Document %1$s opened."), disp_fn);
2014 str2 = bformat(_("Could not open document %1$s"), disp_fn);
2016 lyx_view_->message(str2);
2020 void LyXFunc::doImport(string const & argument)
2023 string filename = split(argument, format, ' ');
2025 LYXERR(Debug::INFO) << "LyXFunc::doImport: " << format
2026 << " file: " << filename << endl;
2028 // need user interaction
2029 if (filename.empty()) {
2030 string initpath = lyxrc.document_path;
2032 if (view()->buffer()) {
2033 string const trypath = lyx_view_->buffer()->filePath();
2034 // If directory is writeable, use this as default.
2035 if (isDirWriteable(FileName(trypath)))
2039 docstring const text = bformat(_("Select %1$s file to import"),
2040 formats.prettyName(format));
2042 FileDialog fileDlg(text,
2044 make_pair(_("Documents|#o#O"), from_utf8(lyxrc.document_path)),
2045 make_pair(_("Examples|#E#e"),
2046 from_utf8(addPath(package().system_support().absFilename(), "examples"))));
2048 docstring filter = formats.prettyName(format);
2051 filter += from_utf8(formats.extension(format));
2054 FileDialog::Result result =
2055 fileDlg.open(from_utf8(initpath),
2056 FileFilterList(filter),
2059 if (result.first == FileDialog::Later)
2062 filename = to_utf8(result.second);
2064 // check selected filename
2065 if (filename.empty())
2066 lyx_view_->message(_("Canceled."));
2069 if (filename.empty())
2072 // get absolute path of file
2073 FileName const fullname(makeAbsPath(filename));
2075 FileName const lyxfile(changeExtension(fullname.absFilename(), ".lyx"));
2077 // Check if the document already is open
2078 if (use_gui && theBufferList().exists(lyxfile.absFilename())) {
2079 if (!theBufferList().close(theBufferList().getBuffer(lyxfile.absFilename()), true)) {
2080 lyx_view_->message(_("Canceled."));
2085 // if the file exists already, and we didn't do
2086 // -i lyx thefile.lyx, warn
2087 if (fs::exists(lyxfile.toFilesystemEncoding()) && fullname != lyxfile) {
2088 docstring const file = makeDisplayPath(lyxfile.absFilename(), 30);
2090 docstring text = bformat(_("The document %1$s already exists.\n\n"
2091 "Do you want to overwrite that document?"), file);
2092 int const ret = Alert::prompt(_("Overwrite document?"),
2093 text, 0, 1, _("&Overwrite"), _("&Cancel"));
2096 lyx_view_->message(_("Canceled."));
2101 ErrorList errorList;
2102 Importer::Import(lyx_view_, fullname, format, errorList);
2103 // FIXME (Abdel 12/08/06): Is there a need to display the error list here?
2107 void LyXFunc::closeBuffer()
2109 // goto bookmark to update bookmark pit.
2110 for (size_t i = 0; i < LyX::ref().session().bookmarks().size(); ++i)
2111 gotoBookmark(i+1, false, false);
2113 theBufferList().close(lyx_view_->buffer(), true);
2117 void LyXFunc::reloadBuffer()
2119 FileName filename(lyx_view_->buffer()->fileName());
2121 lyx_view_->loadLyXFile(filename);
2124 // Each "lyx_view_" should have it's own message method. lyxview and
2125 // the minibuffer would use the minibuffer, but lyxserver would
2126 // send an ERROR signal to its client. Alejandro 970603
2127 // This function is bit problematic when it comes to NLS, to make the
2128 // lyx servers client be language indepenent we must not translate
2129 // strings sent to this func.
2130 void LyXFunc::setErrorMessage(docstring const & m) const
2132 dispatch_buffer = m;
2137 void LyXFunc::setMessage(docstring const & m) const
2139 dispatch_buffer = m;
2143 docstring const LyXFunc::viewStatusMessage()
2145 // When meta-fake key is pressed, show the key sequence so far + "M-".
2147 return keyseq->print(true) + "M-";
2149 // Else, when a non-complete key sequence is pressed,
2150 // show the available options.
2151 if (keyseq->length() > 0 && !keyseq->deleted())
2152 return keyseq->printOptions(true);
2154 if (!view()->buffer())
2155 return _("Welcome to LyX!");
2157 return view()->cursor().currentState();
2161 BufferView * LyXFunc::view() const
2163 BOOST_ASSERT(lyx_view_);
2164 return lyx_view_->view();
2168 bool LyXFunc::wasMetaKey() const
2170 return (meta_fake_bit != key_modifier::none);
2176 void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new)
2178 // Why the switch you might ask. It is a trick to ensure that all
2179 // the elements in the LyXRCTags enum is handled. As you can see
2180 // there are no breaks at all. So it is just a huge fall-through.
2181 // The nice thing is that we will get a warning from the compiler
2182 // if we forget an element.
2183 LyXRC::LyXRCTags tag = LyXRC::RC_LAST;
2185 case LyXRC::RC_ACCEPT_COMPOUND:
2186 case LyXRC::RC_ALT_LANG:
2187 case LyXRC::RC_PLAINTEXT_ROFF_COMMAND:
2188 case LyXRC::RC_PLAINTEXT_LINELEN:
2189 case LyXRC::RC_AUTOREGIONDELETE:
2190 case LyXRC::RC_AUTORESET_OPTIONS:
2191 case LyXRC::RC_AUTOSAVE:
2192 case LyXRC::RC_AUTO_NUMBER:
2193 case LyXRC::RC_BACKUPDIR_PATH:
2194 case LyXRC::RC_BIBTEX_COMMAND:
2195 case LyXRC::RC_BINDFILE:
2196 case LyXRC::RC_CHECKLASTFILES:
2197 case LyXRC::RC_USELASTFILEPOS:
2198 case LyXRC::RC_LOADSESSION:
2199 case LyXRC::RC_CHKTEX_COMMAND:
2200 case LyXRC::RC_CONVERTER:
2201 case LyXRC::RC_CONVERTER_CACHE_MAXAGE:
2202 case LyXRC::RC_COPIER:
2203 case LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR:
2204 case LyXRC::RC_CUSTOM_EXPORT_COMMAND:
2205 case LyXRC::RC_CUSTOM_EXPORT_FORMAT:
2206 case LyXRC::RC_DATE_INSERT_FORMAT:
2207 case LyXRC::RC_DEFAULT_LANGUAGE:
2208 case LyXRC::RC_DEFAULT_PAPERSIZE:
2209 case LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN:
2210 case LyXRC::RC_DISPLAY_GRAPHICS:
2211 case LyXRC::RC_DOCUMENTPATH:
2212 if (lyxrc_orig.document_path != lyxrc_new.document_path) {
2213 string const encoded = FileName(
2214 lyxrc_new.document_path).toFilesystemEncoding();
2215 if (fs::exists(encoded) && fs::is_directory(encoded))
2216 support::package().document_dir() = FileName(lyxrc.document_path);
2218 case LyXRC::RC_ESC_CHARS:
2219 case LyXRC::RC_FONT_ENCODING:
2220 case LyXRC::RC_FORMAT:
2221 case LyXRC::RC_INDEX_COMMAND:
2222 case LyXRC::RC_INPUT:
2223 case LyXRC::RC_KBMAP:
2224 case LyXRC::RC_KBMAP_PRIMARY:
2225 case LyXRC::RC_KBMAP_SECONDARY:
2226 case LyXRC::RC_LABEL_INIT_LENGTH:
2227 case LyXRC::RC_LANGUAGE_AUTO_BEGIN:
2228 case LyXRC::RC_LANGUAGE_AUTO_END:
2229 case LyXRC::RC_LANGUAGE_COMMAND_BEGIN:
2230 case LyXRC::RC_LANGUAGE_COMMAND_END:
2231 case LyXRC::RC_LANGUAGE_COMMAND_LOCAL:
2232 case LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS:
2233 case LyXRC::RC_LANGUAGE_PACKAGE:
2234 case LyXRC::RC_LANGUAGE_USE_BABEL:
2235 case LyXRC::RC_MAKE_BACKUP:
2236 case LyXRC::RC_MARK_FOREIGN_LANGUAGE:
2237 case LyXRC::RC_NUMLASTFILES:
2238 case LyXRC::RC_PATH_PREFIX:
2239 if (lyxrc_orig.path_prefix != lyxrc_new.path_prefix) {
2240 support::prependEnvPath("PATH", lyxrc.path_prefix);
2242 case LyXRC::RC_PERS_DICT:
2243 case LyXRC::RC_PREVIEW:
2244 case LyXRC::RC_PREVIEW_HASHED_LABELS:
2245 case LyXRC::RC_PREVIEW_SCALE_FACTOR:
2246 case LyXRC::RC_PRINTCOLLCOPIESFLAG:
2247 case LyXRC::RC_PRINTCOPIESFLAG:
2248 case LyXRC::RC_PRINTER:
2249 case LyXRC::RC_PRINTEVENPAGEFLAG:
2250 case LyXRC::RC_PRINTEXSTRAOPTIONS:
2251 case LyXRC::RC_PRINTFILEEXTENSION:
2252 case LyXRC::RC_PRINTLANDSCAPEFLAG:
2253 case LyXRC::RC_PRINTODDPAGEFLAG:
2254 case LyXRC::RC_PRINTPAGERANGEFLAG:
2255 case LyXRC::RC_PRINTPAPERDIMENSIONFLAG:
2256 case LyXRC::RC_PRINTPAPERFLAG:
2257 case LyXRC::RC_PRINTREVERSEFLAG:
2258 case LyXRC::RC_PRINTSPOOL_COMMAND:
2259 case LyXRC::RC_PRINTSPOOL_PRINTERPREFIX:
2260 case LyXRC::RC_PRINTTOFILE:
2261 case LyXRC::RC_PRINTTOPRINTER:
2262 case LyXRC::RC_PRINT_ADAPTOUTPUT:
2263 case LyXRC::RC_PRINT_COMMAND:
2264 case LyXRC::RC_RTL_SUPPORT:
2265 case LyXRC::RC_SCREEN_DPI:
2266 case LyXRC::RC_SCREEN_FONT_ROMAN:
2267 case LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY:
2268 case LyXRC::RC_SCREEN_FONT_SANS:
2269 case LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY:
2270 case LyXRC::RC_SCREEN_FONT_SCALABLE:
2271 case LyXRC::RC_SCREEN_FONT_SIZES:
2272 case LyXRC::RC_SCREEN_FONT_TYPEWRITER:
2273 case LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
2274 case LyXRC::RC_SCREEN_GEOMETRY_HEIGHT:
2275 case LyXRC::RC_SCREEN_GEOMETRY_WIDTH:
2276 case LyXRC::RC_SCREEN_GEOMETRY_XYSAVED:
2277 case LyXRC::RC_SCREEN_ZOOM:
2278 case LyXRC::RC_SERVERPIPE:
2279 case LyXRC::RC_SET_COLOR:
2280 case LyXRC::RC_SHOW_BANNER:
2281 case LyXRC::RC_SPELL_COMMAND:
2282 case LyXRC::RC_TEMPDIRPATH:
2283 case LyXRC::RC_TEMPLATEPATH:
2284 case LyXRC::RC_TEX_ALLOWS_SPACES:
2285 case LyXRC::RC_TEX_EXPECTS_WINDOWS_PATHS:
2286 if (lyxrc_orig.windows_style_tex_paths != lyxrc_new.windows_style_tex_paths) {
2287 support::os::windows_style_tex_paths(lyxrc_new.windows_style_tex_paths);
2289 case LyXRC::RC_UIFILE:
2290 case LyXRC::RC_USER_EMAIL:
2291 case LyXRC::RC_USER_NAME:
2292 case LyXRC::RC_USETEMPDIR:
2293 case LyXRC::RC_USE_ALT_LANG:
2294 case LyXRC::RC_USE_CONVERTER_CACHE:
2295 case LyXRC::RC_USE_ESC_CHARS:
2296 case LyXRC::RC_USE_INP_ENC:
2297 case LyXRC::RC_USE_PERS_DICT:
2298 case LyXRC::RC_USE_SPELL_LIB:
2299 case LyXRC::RC_VIEWDVI_PAPEROPTION:
2300 case LyXRC::RC_VIEWER:
2301 case LyXRC::RC_LAST: