src/insets/insetinclude.C

   1 /**
   2  * \file insetinclude.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "insetinclude.h"
  14
  15 #include "buffer.h"
  16 #include "buffer_funcs.h"
  17 #include "bufferlist.h"
  18 #include "bufferparams.h"
  19 #include "BufferView.h"
  20 #include "cursor.h"
  21 #include "debug.h"
  22 #include "dispatchresult.h"
  23 #include "exporter.h"
  24 #include "funcrequest.h"
  25 #include "gettext.h"
  26 #include "LaTeXFeatures.h"
  27 #include "lyx_main.h"
  28 #include "lyxrc.h"
  29 #include "lyxlex.h"
  30 #include "metricsinfo.h"
  31 #include "outputparams.h"
  32
  33 #include "frontends/Alert.h"
  34 #include "frontends/LyXView.h"
  35 #include "frontends/Painter.h"
  36
  37 #include "graphics/PreviewImage.h"
  38 #include "graphics/PreviewLoader.h"
  39
  40 #include "insets/render_preview.h"
  41
  42 #include "support/filename.h"
  43 #include "support/filetools.h"
  44 #include "support/lstrings.h" // contains
  45 #include "support/lyxlib.h"
  46 #include "support/convert.h"
  47
  48 #include <boost/bind.hpp>
  49 #include <boost/filesystem/operations.hpp>
  50
  51 #include "support/std_ostream.h"
  52
  53 #include <sstream>
  54
  55 using lyx::support::AddName;
  56 using lyx::support::AbsolutePath;
  57 using lyx::support::bformat;
  58 using lyx::support::ChangeExtension;
  59 using lyx::support::contains;
  60 using lyx::support::copy;
  61 using lyx::support::FileName;
  62 using lyx::support::GetFileContents;
  63 using lyx::support::IsFileReadable;
  64 using lyx::support::IsLyXFilename;
  65 using lyx::support::latex_path;
  66 using lyx::support::MakeAbsPath;
  67 using lyx::support::MakeDisplayPath;
  68 using lyx::support::MakeRelPath;
  69 using lyx::support::OnlyFilename;
  70 using lyx::support::OnlyPath;
  71 using lyx::support::subst;
  72 using lyx::support::sum;
  73
  74 using std::endl;
  75 using std::string;
  76 using std::auto_ptr;
  77 using std::istringstream;
  78 using std::ostream;
  79 using std::ostringstream;
  80
  81 namespace fs = boost::filesystem;
  82
  83 extern BufferList bufferlist;
  84
  85
  86 namespace {
  87
  88 string const uniqueID()
  89 {
  90         static unsigned int seed = 1000;
  91         return "file" + convert<string>(++seed);
  92 }
  93
  94 } // namespace anon
  95
  96
  97 InsetInclude::InsetInclude(InsetCommandParams const & p)
  98         : params_(p), include_label(uniqueID()),
  99           preview_(new RenderMonitoredPreview(this)),
 100           set_label_(false)
 101 {
 102         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 103 }
 104
 105
 106 InsetInclude::InsetInclude(InsetInclude const & other)
 107         : InsetOld(other),
 108           params_(other.params_),
 109           include_label(other.include_label),
 110           preview_(new RenderMonitoredPreview(this)),
 111           set_label_(false)
 112 {
 113         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 114 }
 115
 116
 117 InsetInclude::~InsetInclude()
 118 {
 119         InsetIncludeMailer(*this).hideDialog();
 120 }
 121
 122
 123 void InsetInclude::doDispatch(LCursor & cur, FuncRequest & cmd)
 124 {
 125         switch (cmd.action) {
 126
 127         case LFUN_INSET_MODIFY: {
 128                 InsetCommandParams p;
 129                 InsetIncludeMailer::string2params(cmd.argument, p);
 130                 if (!p.getCmdName().empty()) {
 131                         set(p, cur.buffer());
 132                         cur.bv().update();
 133                 }
 134                 break;
 135         }
 136
 137         case LFUN_INSET_DIALOG_UPDATE:
 138                 InsetIncludeMailer(*this).updateDialog(&cur.bv());
 139                 break;
 140
 141         case LFUN_MOUSE_RELEASE:
 142         case LFUN_INSET_DIALOG_SHOW:
 143                 InsetIncludeMailer(*this).showDialog(&cur.bv());
 144                 break;
 145
 146         default:
 147                 InsetBase::doDispatch(cur, cmd);
 148                 break;
 149         }
 150 }
 151
 152
 153 InsetCommandParams const & InsetInclude::params() const
 154 {
 155         return params_;
 156 }
 157
 158
 159 namespace {
 160
 161 /// the type of inclusion
 162 enum Types {
 163         INCLUDE = 0,
 164         VERB = 1,
 165         INPUT = 2,
 166         VERBAST = 3
 167 };
 168
 169
 170 Types type(InsetCommandParams const & params)
 171 {
 172         string const command_name = params.getCmdName();
 173
 174         if (command_name == "input")
 175                 return INPUT;
 176         if  (command_name == "verbatiminput")
 177                 return VERB;
 178         if  (command_name == "verbatiminput*")
 179                 return VERBAST;
 180         return INCLUDE;
 181 }
 182
 183
 184 bool isVerbatim(InsetCommandParams const & params)
 185 {
 186         string const command_name = params.getCmdName();
 187         return command_name == "verbatiminput" ||
 188                 command_name == "verbatiminput*";
 189 }
 190
 191
 192 string const masterFilename(Buffer const & buffer)
 193 {
 194         return buffer.getMasterBuffer()->fileName();
 195 }
 196
 197
 198 string const parentFilename(Buffer const & buffer)
 199 {
 200         return buffer.fileName();
 201 }
 202
 203
 204 string const includedFilename(Buffer const & buffer,
 205                               InsetCommandParams const & params)
 206 {
 207         return MakeAbsPath(params.getContents(),
 208                            OnlyPath(parentFilename(buffer)));
 209 }
 210
 211
 212 void add_preview(RenderMonitoredPreview &, InsetInclude const &, Buffer const &);
 213
 214 } // namespace anon
 215
 216
 217 void InsetInclude::set(InsetCommandParams const & p, Buffer const & buffer)
 218 {
 219         params_ = p;
 220         set_label_ = false;
 221
 222         if (preview_->monitoring())
 223                 preview_->stopMonitoring();
 224
 225         if (type(params_) == INPUT)
 226                 add_preview(*preview_, *this, buffer);
 227 }
 228
 229
 230 auto_ptr<InsetBase> InsetInclude::doClone() const
 231 {
 232         return auto_ptr<InsetBase>(new InsetInclude(*this));
 233 }
 234
 235
 236 void InsetInclude::write(Buffer const &, ostream & os) const
 237 {
 238         write(os);
 239 }
 240
 241
 242 void InsetInclude::write(ostream & os) const
 243 {
 244         os << "Include " << params_.getCommand() << '\n'
 245            << "preview " << convert<string>(params_.preview()) << '\n';
 246 }
 247
 248
 249 void InsetInclude::read(Buffer const &, LyXLex & lex)
 250 {
 251         read(lex);
 252 }
 253
 254
 255 void InsetInclude::read(LyXLex & lex)
 256 {
 257         params_.read(lex);
 258 }
 259
 260
 261 string const InsetInclude::getScreenLabel(Buffer const &) const
 262 {
 263         string temp;
 264
 265         switch (type(params_)) {
 266                 case INPUT: temp += _("Input"); break;
 267                 case VERB: temp += _("Verbatim Input"); break;
 268                 case VERBAST: temp += _("Verbatim Input*"); break;
 269                 case INCLUDE: temp += _("Include"); break;
 270         }
 271
 272         temp += ": ";
 273
 274         if (params_.getContents().empty())
 275                 temp += "???";
 276         else
 277                 temp += OnlyFilename(params_.getContents());
 278
 279         return temp;
 280 }
 281
 282
 283 namespace {
 284
 285 /// return true if the file is or got loaded.
 286 bool loadIfNeeded(Buffer const & buffer, InsetCommandParams const & params)
 287 {
 288         if (isVerbatim(params))
 289                 return false;
 290
 291         string const included_file = includedFilename(buffer, params);
 292         if (!IsLyXFilename(included_file))
 293                 return false;
 294
 295         Buffer * buf = bufferlist.getBuffer(included_file);
 296         if (!buf) {
 297                 // the readonly flag can/will be wrong, not anymore I think.
 298                 if (!fs::exists(included_file))
 299                         return false;
 300                 buf = bufferlist.newBuffer(included_file);
 301                 if (!loadLyXFile(buf, included_file))
 302                         return false;
 303         }
 304         if (buf)
 305                 buf->setParentName(parentFilename(buffer));
 306         return buf != 0;
 307 }
 308
 309
 310 } // namespace anon
 311
 312
 313 int InsetInclude::latex(Buffer const & buffer, ostream & os,
 314                         OutputParams const & runparams) const
 315 {
 316         string incfile(params_.getContents());
 317
 318         // Do nothing if no file name has been specified
 319         if (incfile.empty())
 320                 return 0;
 321
 322         string const included_file = includedFilename(buffer, params_);
 323         Buffer const * const m_buffer = buffer.getMasterBuffer();
 324
 325         // if incfile is relative, make it relative to the master
 326         // buffer directory.
 327         if (!AbsolutePath(incfile)) {
 328                 incfile = MakeRelPath(included_file,
 329                                       m_buffer->filePath());
 330         }
 331
 332         // write it to a file (so far the complete file)
 333         string const exportfile = ChangeExtension(incfile, ".tex");
 334         string const mangled = FileName(ChangeExtension(included_file,
 335                                                         ".tex")).mangledFilename();
 336         string const writefile = MakeAbsPath(mangled, m_buffer->temppath());
 337
 338         if (!runparams.nice)
 339                 incfile = mangled;
 340         lyxerr[Debug::LATEX] << "incfile:" << incfile << endl;
 341         lyxerr[Debug::LATEX] << "exportfile:" << exportfile << endl;
 342         lyxerr[Debug::LATEX] << "writefile:" << writefile << endl;
 343
 344         if (loadIfNeeded(buffer, params_)) {
 345                 Buffer * tmp = bufferlist.getBuffer(included_file);
 346
 347                 if (tmp->params().textclass != m_buffer->params().textclass) {
 348                         string text = bformat(_("Included file `%1$s'\n"
 349                                                 "has textclass `%2$s'\n"
 350                                                 "while parent file has textclass `%3$s'."),
 351                                               MakeDisplayPath(included_file),
 352                                               tmp->params().getLyXTextClass().name(),
 353                                               m_buffer->params().getLyXTextClass().name());
 354                         Alert::warning(_("Different textclasses"), text);
 355                         //return 0;
 356                 }
 357
 358                 tmp->markDepClean(m_buffer->temppath());
 359
 360 #ifdef WITH_WARNINGS
 361 #warning Second argument is irrelevant!
 362 // since only_body is true, makeLaTeXFile will not look at second
 363 // argument. Should we set it to string(), or should makeLaTeXFile
 364 // make use of it somehow? (JMarc 20031002)
 365 #endif
 366                 tmp->makeLaTeXFile(writefile,
 367                                    OnlyPath(masterFilename(buffer)),
 368                                    runparams, false);
 369         } else {
 370                 // Copy the file to the temp dir, so that .aux files etc.
 371                 // are not created in the original dir. Files included by
 372                 // this file will be found via input@path, see ../buffer.C.
 373                 unsigned long const checksum_in  = sum(included_file);
 374                 unsigned long const checksum_out = sum(writefile);
 375
 376                 if (checksum_in != checksum_out) {
 377                         if (!copy(included_file, writefile)) {
 378                                 lyxerr[Debug::LATEX]
 379                                         << bformat(_("Could not copy the file\n%1$s\n"
 380                                                      "into the temporary directory."),
 381                                                    included_file)
 382                                         << endl;
 383                                 return 0;
 384                         }
 385                 }
 386         }
 387
 388         if (isVerbatim(params_)) {
 389                 incfile = latex_path(incfile);
 390                 os << '\\' << params_.getCmdName() << '{' << incfile << '}';
 391         } else if (type(params_) == INPUT) {
 392                 runparams.exportdata->addExternalFile("latex", writefile,
 393                                                       exportfile);
 394
 395                 // \input wants file with extension (default is .tex)
 396                 if (!IsLyXFilename(included_file)) {
 397                         incfile = latex_path(incfile);
 398                         os << '\\' << params_.getCmdName() << '{' << incfile << '}';
 399                 } else {
 400                 incfile = ChangeExtension(incfile, ".tex");
 401                 incfile = latex_path(incfile);
 402                         os << '\\' << params_.getCmdName() << '{'
 403                            << incfile
 404                            <<  '}';
 405                 }
 406         } else {
 407                 runparams.exportdata->addExternalFile("latex", writefile,
 408                                                       exportfile);
 409
 410                 // \include don't want extension and demands that the
 411                 // file really have .tex
 412                 incfile = ChangeExtension(incfile, string());
 413                 incfile = latex_path(incfile);
 414                 os << '\\' << params_.getCmdName() << '{'
 415                    << incfile
 416                    << '}';
 417         }
 418
 419         return 0;
 420 }
 421
 422
 423 int InsetInclude::plaintext(Buffer const & buffer, ostream & os,
 424                         OutputParams const &) const
 425 {
 426         if (isVerbatim(params_))
 427                 os << GetFileContents(includedFilename(buffer, params_));
 428         return 0;
 429 }
 430
 431
 432 int InsetInclude::linuxdoc(Buffer const & buffer, ostream & os,
 433                            OutputParams const & runparams) const
 434 {
 435         string incfile(params_.getContents());
 436
 437         // Do nothing if no file name has been specified
 438         if (incfile.empty())
 439                 return 0;
 440
 441         string const included_file = includedFilename(buffer, params_);
 442
 443         // write it to a file (so far the complete file)
 444         string const exportfile = ChangeExtension(incfile, ".sgml");
 445         string writefile = ChangeExtension(included_file, ".sgml");
 446
 447         if (loadIfNeeded(buffer, params_)) {
 448                 Buffer * tmp = bufferlist.getBuffer(included_file);
 449
 450                 writefile = MakeAbsPath(FileName(writefile).mangledFilename(),
 451                                         buffer.getMasterBuffer()->temppath());
 452                 if (!runparams.nice)
 453                         incfile = writefile;
 454
 455                 lyxerr[Debug::LATEX] << "incfile:" << incfile << endl;
 456                 lyxerr[Debug::LATEX] << "exportfile:" << exportfile << endl;
 457                 lyxerr[Debug::LATEX] << "writefile:" << writefile << endl;
 458
 459                 tmp->makeLinuxDocFile(writefile, runparams, true);
 460         }
 461
 462         if (isVerbatim(params_)) {
 463                 os << "<![CDATA["
 464                    << GetFileContents(included_file)
 465                    << "]]>";
 466         } else {
 467                 runparams.exportdata->addExternalFile("linuxdoc", writefile,
 468                                                       exportfile);
 469                 os << '&' << include_label << ';';
 470         }
 471
 472         return 0;
 473 }
 474
 475
 476 int InsetInclude::docbook(Buffer const & buffer, ostream & os,
 477                           OutputParams const & runparams) const
 478 {
 479         string incfile(params_.getContents());
 480
 481         // Do nothing if no file name has been specified
 482         if (incfile.empty())
 483                 return 0;
 484
 485         string const included_file = includedFilename(buffer, params_);
 486
 487         // write it to a file (so far the complete file)
 488         string const exportfile = ChangeExtension(incfile, ".sgml");
 489         string writefile = ChangeExtension(included_file, ".sgml");
 490
 491         if (loadIfNeeded(buffer, params_)) {
 492                 Buffer * tmp = bufferlist.getBuffer(included_file);
 493
 494                 string const mangled = FileName(writefile).mangledFilename();
 495                 writefile = MakeAbsPath(mangled,
 496                                         buffer.getMasterBuffer()->temppath());
 497                 if (!runparams.nice)
 498                         incfile = mangled;
 499
 500                 lyxerr[Debug::LATEX] << "incfile:" << incfile << endl;
 501                 lyxerr[Debug::LATEX] << "exportfile:" << exportfile << endl;
 502                 lyxerr[Debug::LATEX] << "writefile:" << writefile << endl;
 503
 504                 tmp->makeDocBookFile(writefile, runparams, true);
 505         }
 506
 507         runparams.exportdata->addExternalFile("docbook", writefile,
 508                                               exportfile);
 509         runparams.exportdata->addExternalFile("docbook-xml", writefile,
 510                                               exportfile);
 511
 512         if (isVerbatim(params_)) {
 513                 os << "<inlinegraphic fileref=\""
 514                    << '&' << include_label << ';'
 515                    << "\" format=\"linespecific\">";
 516         } else
 517                 os << '&' << include_label << ';';
 518
 519         return 0;
 520 }
 521
 522
 523 void InsetInclude::validate(LaTeXFeatures & features) const
 524 {
 525         string incfile(params_.getContents());
 526         string writefile;
 527
 528         Buffer const & buffer = features.buffer();
 529
 530         string const included_file = includedFilename(buffer, params_);
 531
 532         if (IsLyXFilename(included_file))
 533                 writefile = ChangeExtension(included_file, ".sgml");
 534         else
 535                 writefile = included_file;
 536
 537         if (!features.nice() && !isVerbatim(params_)) {
 538                 incfile = FileName(writefile).mangledFilename();
 539                 writefile = MakeAbsPath(incfile,
 540                                         buffer.getMasterBuffer()->temppath());
 541         }
 542
 543         features.includeFile(include_label, writefile);
 544
 545         if (isVerbatim(params_))
 546                 features.require("verbatim");
 547
 548         // Here we must do the fun stuff...
 549         // Load the file in the include if it needs
 550         // to be loaded:
 551         if (loadIfNeeded(buffer, params_)) {
 552                 // a file got loaded
 553                 Buffer * const tmp = bufferlist.getBuffer(included_file);
 554                 if (tmp) {
 555                         // We must temporarily change features.buffer,
 556                         // otherwise it would always be the master buffer,
 557                         // and nested includes would not work.
 558                         features.setBuffer(*tmp);
 559                         tmp->validate(features);
 560                         features.setBuffer(buffer);
 561                 }
 562         }
 563 }
 564
 565
 566 void InsetInclude::getLabelList(Buffer const & buffer,
 567                                 std::vector<string> & list) const
 568 {
 569         if (loadIfNeeded(buffer, params_)) {
 570                 string const included_file = includedFilename(buffer, params_);
 571                 Buffer * tmp = bufferlist.getBuffer(included_file);
 572                 tmp->setParentName("");
 573                 tmp->getLabelList(list);
 574                 tmp->setParentName(parentFilename(buffer));
 575         }
 576 }
 577
 578
 579 void InsetInclude::fillWithBibKeys(Buffer const & buffer,
 580                                    std::vector<std::pair<string,string> > & keys) const
 581 {
 582         if (loadIfNeeded(buffer, params_)) {
 583                 string const included_file = includedFilename(buffer, params_);
 584                 Buffer * tmp = bufferlist.getBuffer(included_file);
 585                 tmp->setParentName("");
 586                 tmp->fillWithBibKeys(keys);
 587                 tmp->setParentName(parentFilename(buffer));
 588         }
 589 }
 590
 591
 592 void InsetInclude::metrics(MetricsInfo & mi, Dimension & dim) const
 593 {
 594         BOOST_ASSERT(mi.base.bv && mi.base.bv->buffer());
 595
 596         bool use_preview = false;
 597         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 598                 lyx::graphics::PreviewImage const * pimage =
 599                         preview_->getPreviewImage(*mi.base.bv->buffer());
 600                 use_preview = pimage && pimage->image();
 601         }
 602
 603         if (use_preview) {
 604                 preview_->metrics(mi, dim);
 605         } else {
 606                 if (!set_label_) {
 607                         set_label_ = true;
 608                         button_.update(getScreenLabel(*mi.base.bv->buffer()),
 609                                        true);
 610                 }
 611                 button_.metrics(mi, dim);
 612         }
 613
 614         Box b(0, dim.wid, -dim.asc, dim.des);
 615         button_.setBox(b);
 616
 617         dim_ = dim;
 618 }
 619
 620
 621 void InsetInclude::draw(PainterInfo & pi, int x, int y) const
 622 {
 623         setPosCache(pi, x, y);
 624
 625         BOOST_ASSERT(pi.base.bv && pi.base.bv->buffer());
 626
 627         bool use_preview = false;
 628         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 629                 lyx::graphics::PreviewImage const * pimage =
 630                         preview_->getPreviewImage(*pi.base.bv->buffer());
 631                 use_preview = pimage && pimage->image();
 632         }
 633
 634         if (use_preview)
 635                 preview_->draw(pi, x, y);
 636         else
 637                 button_.draw(pi, x, y);
 638 }
 639
 640 bool InsetInclude::display() const
 641 {
 642         return type(params_) != INPUT;
 643 }
 644
 645
 646
 647 //
 648 // preview stuff
 649 //
 650
 651 void InsetInclude::fileChanged() const
 652 {
 653         Buffer const * const buffer_ptr = LyX::cref().updateInset(this);
 654         if (!buffer_ptr)
 655                 return;
 656
 657         Buffer const & buffer = *buffer_ptr;
 658         preview_->removePreview(buffer);
 659         add_preview(*preview_.get(), *this, buffer);
 660         preview_->startLoading(buffer);
 661 }
 662
 663
 664 namespace {
 665
 666 bool preview_wanted(InsetCommandParams const & params, Buffer const & buffer)
 667 {
 668         string const included_file = includedFilename(buffer, params);
 669
 670         return type(params) == INPUT && params.preview() &&
 671                 IsFileReadable(included_file);
 672 }
 673
 674
 675 string const latex_string(InsetInclude const & inset, Buffer const & buffer)
 676 {
 677         ostringstream os;
 678         OutputParams runparams;
 679         runparams.flavor = OutputParams::LATEX;
 680         inset.latex(buffer, os, runparams);
 681
 682         return os.str();
 683 }
 684
 685
 686 void add_preview(RenderMonitoredPreview & renderer, InsetInclude const & inset,
 687                  Buffer const & buffer)
 688 {
 689         InsetCommandParams const & params = inset.params();
 690         if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
 691             preview_wanted(params, buffer)) {
 692                 renderer.setAbsFile(includedFilename(buffer, params));
 693                 string const snippet = latex_string(inset, buffer);
 694                 renderer.addPreview(snippet, buffer);
 695         }
 696 }
 697
 698 } // namespace anon
 699
 700
 701 void InsetInclude::addPreview(lyx::graphics::PreviewLoader & ploader) const
 702 {
 703         Buffer const & buffer = ploader.buffer();
 704         if (preview_wanted(params(), buffer)) {
 705                 preview_->setAbsFile(includedFilename(buffer, params()));
 706                 string const snippet = latex_string(*this, buffer);
 707                 preview_->addPreview(snippet, ploader);
 708         }
 709 }
 710
 711
 712 string const InsetIncludeMailer::name_("include");
 713
 714 InsetIncludeMailer::InsetIncludeMailer(InsetInclude & inset)
 715         : inset_(inset)
 716 {}
 717
 718
 719 string const InsetIncludeMailer::inset2string(Buffer const &) const
 720 {
 721         return params2string(inset_.params());
 722 }
 723
 724
 725 void InsetIncludeMailer::string2params(string const & in,
 726                                        InsetCommandParams & params)
 727 {
 728         params = InsetCommandParams();
 729         if (in.empty())
 730                 return;
 731
 732         istringstream data(in);
 733         LyXLex lex(0,0);
 734         lex.setStream(data);
 735
 736         string name;
 737         lex >> name;
 738         if (!lex || name != name_)
 739                 return print_mailer_error("InsetIncludeMailer", in, 1, name_);
 740
 741         // This is part of the inset proper that is usually swallowed
 742         // by LyXText::readInset
 743         string id;
 744         lex >> id;
 745         if (!lex || id != "Include")
 746                 return print_mailer_error("InsetBoxMailer", in, 2, "Include");
 747
 748         InsetInclude inset(params);
 749         inset.read(lex);
 750         params = inset.params();
 751 }
 752
 753
 754 string const
 755 InsetIncludeMailer::params2string(InsetCommandParams const & params)
 756 {
 757         InsetInclude inset(params);
 758         ostringstream data;
 759         data << name_ << ' ';
 760         inset.write(data);
 761         data << "\\end_inset\n";
 762         return data.str();
 763 }