src/insets/InsetTabular.cpp

   1 /**
   2  * \file InsetTabular.cpp
   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  * \author Matthias Ettrich
   8  * \author José Matos
   9  * \author Jean-Marc Lasgouttes
  10  * \author Angus Leeming
  11  * \author John Levon
  12  * \author André Pönitz
  13  * \author Jürgen Vigna
  14  * \author Uwe Stöhr
  15  * \author Edwin Leuven
  16  * \author Scott Kostyshak
  17  *
  18  * Full author contact details are available in file CREDITS.
  19  */
  20
  21 #include <config.h>
  22
  23 #include "InsetTabular.h"
  24
  25 #include "buffer_funcs.h"
  26 #include "Buffer.h"
  27 #include "BufferParams.h"
  28 #include "BufferView.h"
  29 #include "CoordCache.h"
  30 #include "Counters.h"
  31 #include "Cursor.h"
  32 #include "CutAndPaste.h"
  33 #include "DispatchResult.h"
  34 #include "FuncRequest.h"
  35 #include "FuncStatus.h"
  36 #include "InsetIterator.h"
  37 #include "InsetList.h"
  38 #include "Language.h"
  39 #include "LaTeXFeatures.h"
  40 #include "Lexer.h"
  41 #include "LyX.h"
  42 #include "LyXRC.h"
  43 #include "MetricsInfo.h"
  44 #include "OutputParams.h"
  45 #include "output_xhtml.h"
  46 #include "Paragraph.h"
  47 #include "ParagraphParameters.h"
  48 #include "ParIterator.h"
  49 #include "TexRow.h"
  50 #include "texstream.h"
  51 #include "TextClass.h"
  52 #include "TextMetrics.h"
  53
  54 #include "frontends/Application.h"
  55 #include "frontends/alert.h"
  56 #include "frontends/Clipboard.h"
  57 #include "frontends/Painter.h"
  58 #include "frontends/Selection.h"
  59
  60 #include "support/convert.h"
  61 #include "support/debug.h"
  62 #include "support/docstream.h"
  63 #include "support/FileName.h"
  64 #include "support/gettext.h"
  65 #include "support/lassert.h"
  66 #include "support/lstrings.h"
  67 #include "support/unique_ptr.h"
  68
  69 #include <cstring>
  70 #include <iomanip>
  71 #include <iostream>
  72 #include <limits>
  73 #include <sstream>
  74
  75 using namespace std;
  76 using namespace lyx::support;
  77
  78
  79
  80 namespace lyx {
  81
  82 using cap::dirtyTabularStack;
  83 using cap::tabularStackDirty;
  84
  85 using graphics::PreviewLoader;
  86
  87 using frontend::Painter;
  88 using frontend::Clipboard;
  89
  90 namespace Alert = frontend::Alert;
  91
  92
  93 namespace {
  94
  95 int const ADD_TO_HEIGHT = 2; // in cell
  96 int const ADD_TO_TABULAR_WIDTH = 6; // horizontal space before and after the table
  97 int const default_line_space = 10; // ?
  98 int const WIDTH_OF_LINE = 5; // space between double lines
  99
 100
 101 ///
 102 unique_ptr<Tabular> paste_tabular;
 103
 104
 105 struct TabularFeature {
 106         Tabular::Feature action;
 107         string feature;
 108         bool need_value;
 109 };
 110
 111
 112 TabularFeature tabularFeature[] =
 113 {
 114         // the SET/UNSET actions are used by the table dialog,
 115         // the TOGGLE actions by the table toolbar buttons
 116         // FIXME: these values have been hardcoded in InsetMathGrid and other
 117         // math insets.
 118         { Tabular::APPEND_ROW, "append-row", false },
 119         { Tabular::APPEND_COLUMN, "append-column", false },
 120         { Tabular::DELETE_ROW, "delete-row", false },
 121         { Tabular::DELETE_COLUMN, "delete-column", false },
 122         { Tabular::COPY_ROW, "copy-row", false },
 123         { Tabular::COPY_COLUMN, "copy-column", false },
 124         { Tabular::MOVE_COLUMN_RIGHT, "move-column-right", false },
 125         { Tabular::MOVE_COLUMN_LEFT, "move-column-left", false },
 126         { Tabular::MOVE_ROW_DOWN, "move-row-down", false },
 127         { Tabular::MOVE_ROW_UP, "move-row-up", false },
 128         { Tabular::SET_LINE_TOP, "set-line-top", true },
 129         { Tabular::SET_LINE_BOTTOM, "set-line-bottom", true },
 130         { Tabular::SET_LTRIM_TOP, "set-ltrim-top", true },
 131         { Tabular::SET_LTRIM_BOTTOM, "set-ltrim-bottom", true },
 132         { Tabular::SET_RTRIM_TOP, "set-rtrim-top", true },
 133         { Tabular::SET_RTRIM_BOTTOM, "set-rtrim-bottom", true },
 134         { Tabular::SET_LINE_LEFT, "set-line-left", true },
 135         { Tabular::SET_LINE_RIGHT, "set-line-right", true },
 136         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top", false },
 137         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom", false },
 138         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left", false },
 139         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right", false },
 140         { Tabular::TOGGLE_LTRIM_TOP, "toggle-ltrim-top", false },
 141         { Tabular::TOGGLE_LTRIM_BOTTOM, "toggle-ltrim-bottom", false },
 142         { Tabular::TOGGLE_RTRIM_TOP, "toggle-rtrim-top", false },
 143         { Tabular::TOGGLE_RTRIM_BOTTOM, "toggle-rtrim-bottom", false },
 144         { Tabular::ALIGN_LEFT, "align-left", false },
 145         { Tabular::ALIGN_RIGHT, "align-right", false },
 146         { Tabular::ALIGN_CENTER, "align-center", false },
 147         { Tabular::ALIGN_BLOCK, "align-block", false },
 148         { Tabular::ALIGN_DECIMAL, "align-decimal", false },
 149         { Tabular::VALIGN_TOP, "valign-top", false },
 150         { Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 151         { Tabular::VALIGN_MIDDLE, "valign-middle", false },
 152         { Tabular::M_ALIGN_LEFT, "m-align-left", false },
 153         { Tabular::M_ALIGN_RIGHT, "m-align-right", false },
 154         { Tabular::M_ALIGN_CENTER, "m-align-center", false },
 155         { Tabular::M_VALIGN_TOP, "m-valign-top", false },
 156         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom", false },
 157         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle", false },
 158         { Tabular::MULTICOLUMN, "multicolumn", false },
 159         { Tabular::SET_MULTICOLUMN, "set-multicolumn", false },
 160         { Tabular::UNSET_MULTICOLUMN, "unset-multicolumn", false },
 161         { Tabular::MULTIROW, "multirow", false },
 162         { Tabular::SET_MULTIROW, "set-multirow", false },
 163         { Tabular::UNSET_MULTIROW, "unset-multirow", false },
 164         { Tabular::SET_MROFFSET, "set-mroffset", true },
 165         { Tabular::SET_ALL_LINES, "set-all-lines", false },
 166         { Tabular::RESET_FORMAL_DEFAULT, "reset-formal-default", false },
 167         { Tabular::UNSET_ALL_LINES, "unset-all-lines", false },
 168         { Tabular::TOGGLE_LONGTABULAR, "toggle-longtabular", false },
 169         { Tabular::SET_LONGTABULAR, "set-longtabular", false },
 170         { Tabular::UNSET_LONGTABULAR, "unset-longtabular", false },
 171         { Tabular::SET_PWIDTH, "set-pwidth", true },
 172         { Tabular::SET_MPWIDTH, "set-mpwidth", true },
 173         { Tabular::TOGGLE_VARWIDTH_COLUMN, "toggle-varwidth-column", true },
 174         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular", true },
 175         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular", true },
 176         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular", true },
 177         { Tabular::SET_ROTATE_CELL, "set-rotate-cell", true },
 178         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell", true },
 179         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell", true },
 180         { Tabular::SET_USEBOX, "set-usebox", true },
 181         { Tabular::SET_LTHEAD, "set-lthead", true },
 182         { Tabular::UNSET_LTHEAD, "unset-lthead", true },
 183         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead", true },
 184         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead", true },
 185         { Tabular::SET_LTFOOT, "set-ltfoot", true },
 186         { Tabular::UNSET_LTFOOT, "unset-ltfoot", true },
 187         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot", true },
 188         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot", true },
 189         { Tabular::SET_LTNEWPAGE, "set-ltnewpage", false },
 190         { Tabular::UNSET_LTNEWPAGE, "unset-ltnewpage", false },
 191         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption", false },
 192         { Tabular::SET_LTCAPTION, "set-ltcaption", false },
 193         { Tabular::UNSET_LTCAPTION, "unset-ltcaption", false },
 194         { Tabular::SET_SPECIAL_COLUMN, "set-special-column", true },
 195         { Tabular::SET_SPECIAL_MULTICOLUMN, "set-special-multicolumn", true },
 196         { Tabular::TOGGLE_BOOKTABS, "toggle-booktabs", false },
 197         { Tabular::SET_BOOKTABS, "set-booktabs", false },
 198         { Tabular::UNSET_BOOKTABS, "unset-booktabs", false },
 199         { Tabular::SET_TOP_SPACE, "set-top-space", true },
 200         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space", true },
 201         { Tabular::SET_INTERLINE_SPACE, "set-interline-space", true },
 202         { Tabular::SET_BORDER_LINES, "set-border-lines", false },
 203         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top", false},
 204         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle", false},
 205         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom", false},
 206         { Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 207         { Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 208         { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
 209         { Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
 210         { Tabular::SET_TABULAR_WIDTH, "set-tabular-width", true },
 211         { Tabular::SET_INNER_LINES, "set-inner-lines", false },
 212         { Tabular::LAST_ACTION, "", false }
 213 };
 214
 215
 216 string const tostr(LyXAlignment const & num)
 217 {
 218         switch (num) {
 219         case LYX_ALIGN_NONE:
 220                 return "none";
 221         case LYX_ALIGN_BLOCK:
 222                 return "block";
 223         case LYX_ALIGN_LEFT:
 224                 return "left";
 225         case LYX_ALIGN_CENTER:
 226                 return "center";
 227         case LYX_ALIGN_RIGHT:
 228                 return "right";
 229         case LYX_ALIGN_LAYOUT:
 230                 return "layout";
 231         case LYX_ALIGN_SPECIAL:
 232                 return "special";
 233         case LYX_ALIGN_DECIMAL:
 234                 return "decimal";
 235         }
 236         return string();
 237 }
 238
 239
 240 string const tostr(Tabular::HAlignment const & num)
 241 {
 242         switch (num) {
 243         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
 244                 return "left";
 245         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
 246                 return "center";
 247         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
 248                 return "right";
 249         }
 250         return string();
 251 }
 252
 253
 254 string const tostr(Tabular::VAlignment const & num)
 255 {
 256         switch (num) {
 257         case Tabular::LYX_VALIGN_TOP:
 258                 return "top";
 259         case Tabular::LYX_VALIGN_MIDDLE:
 260                 return "middle";
 261         case Tabular::LYX_VALIGN_BOTTOM:
 262                 return "bottom";
 263         }
 264         return string();
 265 }
 266
 267
 268 string const tostr(Tabular::BoxType const & num)
 269 {
 270         switch (num) {
 271         case Tabular::BOX_NONE:
 272                 return "none";
 273         case Tabular::BOX_PARBOX:
 274                 return "parbox";
 275         case Tabular::BOX_MINIPAGE:
 276                 return "minipage";
 277         case Tabular::BOX_VARWIDTH:
 278                 return "varwidth";
 279         }
 280         return string();
 281 }
 282
 283
 284 // I would have liked a fromstr template a lot better. (Lgb)
 285 bool string2type(string const & str, LyXAlignment & num)
 286 {
 287         if (str == "none")
 288                 num = LYX_ALIGN_NONE;
 289         else if (str == "block")
 290                 num = LYX_ALIGN_BLOCK;
 291         else if (str == "left")
 292                 num = LYX_ALIGN_LEFT;
 293         else if (str == "center")
 294                 num = LYX_ALIGN_CENTER;
 295         else if (str == "right")
 296                 num = LYX_ALIGN_RIGHT;
 297         else if (str == "decimal")
 298                 num = LYX_ALIGN_DECIMAL;
 299         else
 300                 return false;
 301         return true;
 302 }
 303
 304
 305 bool string2type(string const & str, Tabular::HAlignment & num)
 306 {
 307         if (str == "left")
 308                 num = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
 309         else if (str == "center" )
 310                 num = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
 311         else if (str == "right")
 312                 num = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
 313         else
 314                 return false;
 315         return true;
 316 }
 317
 318
 319 bool string2type(string const & str, Tabular::VAlignment & num)
 320 {
 321         if (str == "top")
 322                 num = Tabular::LYX_VALIGN_TOP;
 323         else if (str == "middle" )
 324                 num = Tabular::LYX_VALIGN_MIDDLE;
 325         else if (str == "bottom")
 326                 num = Tabular::LYX_VALIGN_BOTTOM;
 327         else
 328                 return false;
 329         return true;
 330 }
 331
 332
 333 bool string2type(string const & str, Tabular::BoxType & num)
 334 {
 335         if (str == "none")
 336                 num = Tabular::BOX_NONE;
 337         else if (str == "parbox")
 338                 num = Tabular::BOX_PARBOX;
 339         else if (str == "minipage")
 340                 num = Tabular::BOX_MINIPAGE;
 341         else if (str == "varwidth")
 342                 num = Tabular::BOX_VARWIDTH;
 343         else
 344                 return false;
 345         return true;
 346 }
 347
 348
 349 bool string2type(string const & str, bool & num)
 350 {
 351         if (str == "true")
 352                 num = true;
 353         else if (str == "false")
 354                 num = false;
 355         else
 356                 return false;
 357         return true;
 358 }
 359
 360
 361 bool getTokenValue(string const & str, char const * token, string & ret)
 362 {
 363         ret.erase();
 364         size_t token_length = strlen(token);
 365         size_t pos = str.find(token);
 366
 367         if (pos == string::npos || pos + token_length + 1 >= str.length()
 368                 || str[pos + token_length] != '=')
 369                 return false;
 370         pos += token_length + 1;
 371         char ch = str[pos];
 372         if (ch != '"' && ch != '\'') { // only read till next space
 373                 ret += ch;
 374                 ch = ' ';
 375         }
 376         while (pos < str.length() - 1 && str[++pos] != ch)
 377                 ret += str[pos];
 378
 379         return true;
 380 }
 381
 382
 383 bool getTokenValue(string const & str, char const * token, docstring & ret)
 384 {
 385         string tmp;
 386         bool const success = getTokenValue(str, token, tmp);
 387         ret = from_utf8(tmp);
 388         return success;
 389 }
 390
 391
 392 bool getTokenValue(string const & str, char const * token, int & num)
 393 {
 394         string tmp;
 395         num = 0;
 396         if (!getTokenValue(str, token, tmp))
 397                 return false;
 398         num = convert<int>(tmp);
 399         return true;
 400 }
 401
 402
 403 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 404 {
 405         string tmp;
 406         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 407 }
 408
 409
 410 bool getTokenValue(string const & str, char const * token,
 411                                    Tabular::HAlignment & num)
 412 {
 413         string tmp;
 414         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 415 }
 416
 417
 418 bool getTokenValue(string const & str, char const * token,
 419                                    Tabular::VAlignment & num)
 420 {
 421         string tmp;
 422         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 423 }
 424
 425
 426 bool getTokenValue(string const & str, char const * token,
 427                                    Tabular::BoxType & num)
 428 {
 429         string tmp;
 430         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 431 }
 432
 433
 434 bool getTokenValue(string const & str, char const * token, bool & flag)
 435 {
 436         // set the flag always to false as this should be the default for bools
 437         // not in the file-format.
 438         flag = false;
 439         string tmp;
 440         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 441 }
 442
 443
 444 bool getTokenValue(string const & str, char const * token, Length & len)
 445 {
 446         // set the length to be zero() as default as this it should be if not
 447         // in the file format.
 448         len = Length();
 449         string tmp;
 450         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 451 }
 452
 453
 454 bool getTokenValue(string const & str, char const * token, Change & change, BufferParams bp)
 455 {
 456         // set the change to be Change() as default as this it should be if not
 457         // in the file format.
 458         change = Change();
 459         string tmp;
 460         if (getTokenValue(str, token, tmp)) {
 461                 vector<string> const changedata = getVectorFromString(tmp, " ");
 462                 if (changedata.size() != 3) {
 463                         Alert::warning(_("Change tracking data incomplete"),
 464                                        _("Change tracking information for tabular row/column "
 465                                          "is incomplete. I will ignore this.\n"));
 466                         return false;
 467                 }
 468                 BufferParams::AuthorMap const & am = bp.author_map_;
 469                 int aid = convert<int>(changedata[1]);
 470                 if (am.find(aid) == am.end()) {
 471                         // FIXME Use ErrorList
 472                         Alert::warning(_("Change tracking author index missing"),
 473                                 bformat(_("A change tracking author information for index "
 474                                           "%1$d is missing. This can happen after a wrong "
 475                                           "merge by a version control system. In this case, "
 476                                           "either fix the merge, or have this information "
 477                                           "missing until the corresponding tracked changes "
 478                                           "are merged or this user edits the file again.\n"),
 479                                         aid));
 480                         bp.addAuthor(Author(aid));
 481                 }
 482                 istringstream is(changedata[2]);
 483                 time_t ct;
 484                 is >> ct;
 485                 if (changedata[0] == "inserted") {
 486                         change = Change(Change::INSERTED, am.find(aid)->second, ct);
 487                         return true;
 488                 } else if (changedata[0] == "deleted") {
 489                         change = Change(Change::DELETED, am.find(aid)->second, ct);
 490                         return true;
 491                 }
 492         }
 493         return false;
 494 }
 495
 496
 497 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 498 {
 499         len = Length();
 500         flag = false;
 501         string tmp;
 502         if (!getTokenValue(str, token, tmp))
 503                 return false;
 504         if (tmp == "default") {
 505                 flag = true;
 506                 return  true;
 507         }
 508         return isValidLength(tmp, &len);
 509 }
 510
 511
 512 void l_getline(istream & is, string & str)
 513 {
 514         str.erase();
 515         while (str.empty()) {
 516                 getline(is, str);
 517                 if (!str.empty() && str[str.length() - 1] == '\r')
 518                         str.erase(str.length() - 1);
 519         }
 520 }
 521
 522 template <class T>
 523 string const write_attribute(string const & name, T const & t)
 524 {
 525         string const s = tostr(t);
 526         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 527 }
 528
 529 template <>
 530 string const write_attribute(string const & name, string const & t)
 531 {
 532         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 533 }
 534
 535
 536 template <>
 537 string const write_attribute(string const & name, docstring const & t)
 538 {
 539         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 540 }
 541
 542
 543 template <>
 544 string const write_attribute(string const & name, bool const & b)
 545 {
 546         // we write only true attribute values so we remove a bit of the
 547         // file format bloat for tabulars.
 548         return b ? write_attribute(name, convert<string>(b)) : string();
 549 }
 550
 551
 552 template <>
 553 string const write_attribute(string const & name, int const & i)
 554 {
 555         // we write only true attribute values so we remove a bit of the
 556         // file format bloat for tabulars.
 557         return i ? write_attribute(name, convert<string>(i)) : string();
 558 }
 559
 560
 561 template <>
 562 string const write_attribute(string const & name, Tabular::idx_type const & i)
 563 {
 564         // we write only true attribute values so we remove a bit of the
 565         // file format bloat for tabulars.
 566         return i ? write_attribute(name, convert<string>(i)) : string();
 567 }
 568
 569
 570 template <>
 571 string const write_attribute(string const & name, Length const & value)
 572 {
 573         // we write only the value if we really have one same reson as above.
 574         return value.zero() ? string() : write_attribute(name, value.asString());
 575 }
 576
 577 string const write_attribute(string const & name, Change const & change, BufferParams const bp)
 578 {
 579         odocstringstream ods;
 580         if (change.inserted())
 581                 ods << from_ascii("inserted");
 582         else if (change.deleted())
 583                 ods << from_ascii("deleted");
 584         if (change.changed()) {
 585                 ods << " " << bp.authors().get(change.author).bufferId()
 586                     << " " << change.changetime;
 587                 return write_attribute(name, ods.str());
 588         }
 589         return string();
 590 }
 591
 592 } // namespace
 593
 594
 595 string const featureAsString(Tabular::Feature action)
 596 {
 597         for (size_t i = 0; i != Tabular::LAST_ACTION; ++i) {
 598                 if (tabularFeature[i].action == action)
 599                         return tabularFeature[i].feature;
 600         }
 601         return string();
 602 }
 603
 604
 605 DocIterator separatorPos(InsetTableCell const * cell, docstring const & align_d)
 606 {
 607         DocIterator dit = doc_iterator_begin(&(cell->buffer()), cell);
 608         for (; dit; dit.forwardChar())
 609                 if (dit.inTexted() && dit.depth() == 1
 610                         && dit.paragraph().find(align_d, false, false, dit.pos()))
 611                         break;
 612
 613         return dit;
 614 }
 615
 616
 617 InsetTableCell splitCell(InsetTableCell & head, docstring const & align_d, bool & hassep)
 618 {
 619         InsetTableCell tail = InsetTableCell(head);
 620         DocIterator const dit = separatorPos(&head, align_d);
 621         hassep = (bool)dit;
 622         if (hassep) {
 623                 pit_type const psize = head.paragraphs().front().size();
 624                 head.paragraphs().front().eraseChars(dit.pos(), psize, false);
 625                 tail.paragraphs().front().eraseChars(0,
 626                         dit.pos() < psize ? dit.pos() + 1 : psize, false);
 627         }
 628
 629         return tail;
 630 }
 631
 632
 633 /////////////////////////////////////////////////////////////////////
 634 //
 635 // Tabular
 636 //
 637 /////////////////////////////////////////////////////////////////////
 638
 639
 640 Tabular::CellData::CellData(Buffer * buf)
 641         : cellno(0),
 642           width(0),
 643           multicolumn(Tabular::CELL_NORMAL),
 644           multirow(Tabular::CELL_NORMAL),
 645           alignment(LYX_ALIGN_CENTER),
 646           valignment(LYX_VALIGN_TOP),
 647           decimal_hoffset(0),
 648           decimal_width(0),
 649           voffset(0),
 650           top_line(false),
 651           bottom_line(false),
 652           left_line(false),
 653           right_line(false),
 654           top_line_rtrimmed(false),
 655           top_line_ltrimmed(false),
 656           bottom_line_rtrimmed(false),
 657           bottom_line_ltrimmed(false),
 658           usebox(BOX_NONE),
 659           rotate(0),
 660           inset(new InsetTableCell(buf))
 661 {
 662         inset->setBuffer(*buf);
 663 }
 664
 665
 666 Tabular::CellData::CellData(CellData const & cs)
 667         : cellno(cs.cellno),
 668           width(cs.width),
 669           multicolumn(cs.multicolumn),
 670           multirow(cs.multirow),
 671           mroffset(cs.mroffset),
 672           alignment(cs.alignment),
 673           valignment(cs.valignment),
 674           decimal_hoffset(cs.decimal_hoffset),
 675           decimal_width(cs.decimal_width),
 676           voffset(cs.voffset),
 677           top_line(cs.top_line),
 678           bottom_line(cs.bottom_line),
 679           left_line(cs.left_line),
 680           right_line(cs.right_line),
 681           top_line_rtrimmed(cs.top_line_rtrimmed),
 682           top_line_ltrimmed(cs.top_line_ltrimmed),
 683           bottom_line_rtrimmed(cs.bottom_line_rtrimmed),
 684           bottom_line_ltrimmed(cs.bottom_line_ltrimmed),
 685           usebox(cs.usebox),
 686           rotate(cs.rotate),
 687           align_special(cs.align_special),
 688           p_width(cs.p_width),
 689           inset(static_cast<InsetTableCell *>(cs.inset->clone()))
 690 {
 691 }
 692
 693 Tabular::CellData & Tabular::CellData::operator=(CellData const & cs)
 694 {
 695         if (&cs == this)
 696                 return *this;
 697         cellno = cs.cellno;
 698         width = cs.width;
 699         multicolumn = cs.multicolumn;
 700         multirow = cs.multirow;
 701         mroffset = cs.mroffset;
 702         alignment = cs.alignment;
 703         valignment = cs.valignment;
 704         decimal_hoffset = cs.decimal_hoffset;
 705         decimal_width = cs.decimal_width;
 706         voffset = cs.voffset;
 707         top_line = cs.top_line;
 708         bottom_line = cs.bottom_line;
 709         left_line = cs.left_line;
 710         right_line = cs.right_line;
 711         top_line_rtrimmed = cs.top_line_rtrimmed;
 712         top_line_ltrimmed = cs.top_line_ltrimmed;
 713         bottom_line_rtrimmed = cs.bottom_line_rtrimmed;
 714         bottom_line_ltrimmed = cs.bottom_line_ltrimmed;
 715         usebox = cs.usebox;
 716         rotate = cs.rotate;
 717         align_special = cs.align_special;
 718         p_width = cs.p_width;
 719         inset.reset(static_cast<InsetTableCell *>(cs.inset->clone()));
 720         return *this;
 721 }
 722
 723 Tabular::RowData::RowData()
 724         : ascent(0),
 725           descent(0),
 726           top_space_default(false),
 727           bottom_space_default(false),
 728           interline_space_default(false),
 729           endhead(false),
 730           endfirsthead(false),
 731           endfoot(false),
 732           endlastfoot(false),
 733           newpage(false),
 734           caption(false),
 735           change(Change())
 736 {}
 737
 738
 739 Tabular::ColumnData::ColumnData()
 740         : alignment(LYX_ALIGN_CENTER),
 741           valignment(LYX_VALIGN_TOP),
 742           width(0),
 743           varwidth(false),
 744           change(Change())
 745 {
 746 }
 747
 748
 749 Tabular::ltType::ltType()
 750         : set(false), topDL(false),
 751           bottomDL(false),
 752           empty(false)
 753 {}
 754
 755
 756 Tabular::Tabular(Buffer * buffer, row_type rows_arg, col_type columns_arg)
 757 {
 758         init(buffer, rows_arg, columns_arg);
 759 }
 760
 761
 762 void Tabular::setBuffer(Buffer & buffer)
 763 {
 764         buffer_ = &buffer;
 765         for (row_type i = 0; i < nrows(); ++i)
 766                 for (col_type j = 0; j < ncols(); ++j)
 767                         cell_info[i][j].inset->setBuffer(*buffer_);
 768 }
 769
 770
 771 // activates all lines and sets all widths to 0
 772 void Tabular::init(Buffer * buf, row_type rows_arg,
 773                       col_type columns_arg)
 774 {
 775         buffer_ = buf;
 776         row_info = row_vector(rows_arg);
 777         column_info = column_vector(columns_arg);
 778         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 779         row_info.reserve(10);
 780         column_info.reserve(10);
 781         cell_info.reserve(100);
 782         updateIndexes();
 783         is_long_tabular = false;
 784         tabular_valignment = LYX_VALIGN_MIDDLE;
 785         tabular_width = Length();
 786         longtabular_alignment = LYX_LONGTABULAR_ALIGN_CENTER;
 787         rotate = 0;
 788         use_booktabs = false;
 789         // set silly default lines
 790         for (row_type r = 0; r < nrows(); ++r)
 791                 for (col_type c = 0; c < ncols(); ++c) {
 792                         cell_info[r][c].inset->setBuffer(*buffer_);
 793                         cell_info[r][c].top_line = true;
 794                         cell_info[r][c].left_line = true;
 795                         cell_info[r][c].bottom_line = r == 0 || r == nrows() - 1;
 796                         cell_info[r][c].right_line = c == ncols() - 1;
 797                 }
 798 }
 799
 800
 801 void Tabular::deleteRow(row_type const row, bool const force)
 802 {
 803         // Not allowed to delete last row
 804         if (nrows() == 1)
 805                 return;
 806
 807         bool const ct = force ? false : buffer().params().track_changes;
 808
 809         for (col_type c = 0; c < ncols(); ++c) {
 810                 // Care about multirow cells
 811                 if (row + 1 < nrows() &&
 812                     cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
 813                     cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
 814                                 cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
 815                 }
 816         }
 817         if (ct)
 818                 row_info[row].change.setDeleted();
 819         else {
 820                 row_info.erase(row_info.begin() + row);
 821                 cell_info.erase(cell_info.begin() + row);
 822         }
 823         updateIndexes();
 824 }
 825
 826
 827 void Tabular::copyRow(row_type const row)
 828 {
 829         insertRow(row, true);
 830 }
 831
 832
 833 void Tabular::appendRow(row_type row)
 834 {
 835         insertRow(row, false);
 836 }
 837
 838
 839 void Tabular::insertRow(row_type const row, bool copy)
 840 {
 841         row_info.insert(row_info.begin() + row + 1, RowData(row_info[row]));
 842         cell_info.insert(cell_info.begin() + row + 1,
 843                 cell_vector(0, CellData(buffer_)));
 844
 845         for (col_type c = 0; c < ncols(); ++c) {
 846                 cell_info[row + 1].insert(cell_info[row + 1].begin() + c,
 847                         copy ? CellData(cell_info[row][c]) : CellData(buffer_));
 848                 if (cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW)
 849                         cell_info[row + 1][c].multirow = CELL_PART_OF_MULTIROW;
 850         }
 851
 852         updateIndexes();
 853         for (col_type c = 0; c < ncols(); ++c) {
 854                 if (isPartOfMultiRow(row, c))
 855                         continue;
 856                 // inherit line settings
 857                 idx_type const i = cellIndex(row + 1, c);
 858                 idx_type const j = cellIndex(row, c);
 859                 setLeftLine(i, leftLine(j));
 860                 setRightLine(i, rightLine(j));
 861                 setTopLine(i, topLine(j));
 862                 if (topLine(j) && bottomLine(j)) {
 863                         setBottomLine(i, true);
 864                         setBottomLine(j, false);
 865                 }
 866         }
 867         if (buffer().params().track_changes) {
 868                 row_info[row + 1].change.setInserted();
 869                 updateIndexes();
 870         }
 871 }
 872
 873
 874 void Tabular::moveColumn(col_type col, ColDirection direction)
 875 {
 876         if (direction == Tabular::LEFT)
 877                 col = col - 1;
 878
 879         std::swap(column_info[col], column_info[col + 1]);
 880
 881         for (row_type r = 0; r < nrows(); ++r) {
 882                 std::swap(cell_info[r][col], cell_info[r][col + 1]);
 883                 std::swap(cell_info[r][col].left_line, cell_info[r][col + 1].left_line);
 884                 std::swap(cell_info[r][col].right_line, cell_info[r][col + 1].right_line);
 885
 886                 idx_type const i = cellIndex(r, col);
 887                 idx_type const j = cellIndex(r, col + 1);
 888                 if (buffer().params().track_changes) {
 889                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 890                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 891                 }
 892         }
 893         updateIndexes();
 894 }
 895
 896
 897 void Tabular::moveRow(row_type row, RowDirection direction)
 898 {
 899         if (direction == Tabular::UP)
 900                 row = row - 1;
 901
 902         std::swap(row_info[row], row_info[row + 1]);
 903
 904         for (col_type c = 0; c < ncols(); ++c) {
 905                 std::swap(cell_info[row][c], cell_info[row + 1][c]);
 906                 std::swap(cell_info[row][c].top_line, cell_info[row + 1][c].top_line);
 907                 std::swap(cell_info[row][c].bottom_line, cell_info[row + 1][c].bottom_line);
 908
 909                 idx_type const i = cellIndex(row, c);
 910                 idx_type const j = cellIndex(row + 1, c);
 911                 if (buffer().params().track_changes) {
 912                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 913                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 914                 }
 915         }
 916         updateIndexes();
 917 }
 918
 919
 920 void Tabular::deleteColumn(col_type const col, bool const force)
 921 {
 922         // Not allowed to delete last column
 923         if (ncols() == 1)
 924                 return;
 925
 926         bool const ct = force ? false : buffer().params().track_changes;
 927
 928         for (row_type r = 0; r < nrows(); ++r) {
 929                 // Care about multicolumn cells
 930                 if (col + 1 < ncols() &&
 931                     cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 932                     cell_info[r][col + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 933                                 cell_info[r][col + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 934                 }
 935                 if (!ct)
 936                         cell_info[r].erase(cell_info[r].begin() + col);
 937         }
 938         if (ct)
 939                 column_info[col].change.setDeleted();
 940         else
 941                 column_info.erase(column_info.begin() + col);
 942         updateIndexes();
 943 }
 944
 945
 946 void Tabular::copyColumn(col_type const col)
 947 {
 948         insertColumn(col, true);
 949 }
 950
 951
 952 void Tabular::appendColumn(col_type col)
 953 {
 954         insertColumn(col, false);
 955 }
 956
 957
 958 void Tabular::insertColumn(col_type const col, bool copy)
 959 {
 960         bool const ct = buffer().params().track_changes;
 961         column_info.insert(column_info.begin() + col + 1, ColumnData(column_info[col]));
 962
 963         for (row_type r = 0; r < nrows(); ++r) {
 964                 cell_info[r].insert(cell_info[r].begin() + col + 1,
 965                         copy ? CellData(cell_info[r][col]) : CellData(buffer_));
 966                 if (cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 967                         cell_info[r][col + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 968         }
 969         updateIndexes();
 970         for (row_type r = 0; r < nrows(); ++r) {
 971                 // inherit line settings
 972                 idx_type const i = cellIndex(r, col + 1);
 973                 idx_type const j = cellIndex(r, col);
 974                 setBottomLine(i, bottomLine(j));
 975                 setTopLine(i, topLine(j));
 976                 setLeftLine(i, leftLine(j));
 977                 setRightLine(i, rightLine(j));
 978                 if (rightLine(i) && rightLine(j)) {
 979                         setRightLine(j, false);
 980                 }
 981         }
 982         if (ct) {
 983                 column_info[col + 1].change.setInserted();
 984                 updateIndexes();
 985         }
 986 }
 987
 988
 989 void Tabular::updateIndexes()
 990 {
 991         setBuffer(buffer());
 992         numberofcells = 0;
 993         // reset cell number
 994         for (row_type row = 0; row < nrows(); ++row)
 995                 for (col_type column = 0; column < ncols(); ++column) {
 996                         if (!isPartOfMultiColumn(row, column)
 997                                 && !isPartOfMultiRow(row, column))
 998                                 ++numberofcells;
 999                         if (isPartOfMultiRow(row, column))
1000                                 cell_info[row][column].cellno = cell_info[row - 1][column].cellno;
1001                         else
1002                                 cell_info[row][column].cellno = numberofcells - 1;
1003                 }
1004
1005         rowofcell.resize(numberofcells);
1006         columnofcell.resize(numberofcells);
1007         idx_type i = 0;
1008         // reset column and row of cells and update their width, alignment and ct status
1009         for (row_type row = 0; row < nrows(); ++row) {
1010                 for (col_type column = 0; column < ncols(); ++column) {
1011                         if (isPartOfMultiColumn(row, column)) {
1012                                 cell_info[row][column].inset->toggleMultiCol(true);
1013                                 continue;
1014                         }
1015                         cell_info[row][column].inset->toggleMultiCol(false);
1016                         // columnofcell needs to be called before setting width and aligment
1017                         // multirow cells inherit the width from the column width
1018                         if (!isPartOfMultiRow(row, column)) {
1019                                 columnofcell[i] = column;
1020                                 rowofcell[i] = row;
1021                         }
1022                         setFixedWidth(row, column);
1023                         if (isPartOfMultiRow(row, column)) {
1024                                 cell_info[row][column].inset->toggleMultiRow(true);
1025                                 continue;
1026                         }
1027                         cell_info[row][column].inset->toggleMultiRow(false);
1028                         cell_info[row][column].inset->setContentAlignment(
1029                                 getAlignment(cellIndex(row, column)));
1030                         if (buffer().params().track_changes) {
1031                                 if (row_info[row].change.changed())
1032                                         cell_info[row][column].inset->setChange(row_info[row].change);
1033                                 if (column_info[column].change.changed())
1034                                         cell_info[row][column].inset->setChange(column_info[column].change);
1035                         }
1036                         ++i;
1037                 }
1038         }
1039 }
1040
1041
1042 Tabular::idx_type Tabular::numberOfCellsInRow(row_type const row) const
1043 {
1044         idx_type result = 0;
1045         for (col_type c = 0; c < ncols(); ++c)
1046                 if (cell_info[row][c].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
1047                         ++result;
1048         return result;
1049 }
1050
1051
1052 bool Tabular::topLine(idx_type const cell) const
1053 {
1054         return cellInfo(cell).top_line;
1055 }
1056
1057
1058 bool Tabular::bottomLine(idx_type const cell) const
1059 {
1060         return cellInfo(cell).bottom_line;
1061 }
1062
1063
1064 bool Tabular::leftLine(idx_type cell, bool const ignore_bt) const
1065 {
1066         if (use_booktabs && !ignore_bt)
1067                 return false;
1068         return cellInfo(cell).left_line;
1069 }
1070
1071
1072 bool Tabular::rightLine(idx_type cell, bool const ignore_bt) const
1073 {
1074         if (use_booktabs && !ignore_bt)
1075                 return false;
1076         return cellInfo(cell).right_line;
1077 }
1078
1079
1080 pair<bool, bool> Tabular::topLineTrim(idx_type const cell) const
1081 {
1082         if (!use_booktabs)
1083                 return make_pair(false, false);
1084         return make_pair(cellInfo(cell).top_line_ltrimmed,
1085                          cellInfo(cell).top_line_rtrimmed);
1086 }
1087
1088
1089 pair<bool, bool> Tabular::bottomLineTrim(idx_type const cell) const
1090 {
1091         if (!use_booktabs)
1092                 return make_pair(false, false);
1093         return make_pair(cellInfo(cell).bottom_line_ltrimmed,
1094                          cellInfo(cell).bottom_line_rtrimmed);
1095 }
1096
1097
1098 int Tabular::interRowSpace(row_type row) const
1099 {
1100         if (!row || row >= nrows())
1101                 return 0;
1102
1103         int const interline_space = row_info[row - 1].interline_space_default ?
1104                 default_line_space :
1105                 row_info[row - 1].interline_space.inPixels(width());
1106         if (rowTopLine(row) && rowBottomLine(row - 1))
1107                 return interline_space + WIDTH_OF_LINE;
1108         return interline_space;
1109 }
1110
1111
1112 int Tabular::interColumnSpace(idx_type cell) const
1113 {
1114         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
1115         if (rightLine(cell) && nextcol < ncols()
1116                 && leftLine(cellIndex(cellRow(cell), nextcol)))
1117                 return WIDTH_OF_LINE;
1118         return 0;
1119 }
1120
1121
1122 int Tabular::cellWidth(idx_type cell) const
1123 {
1124         int w = 0;
1125         col_type const span = columnSpan(cell);
1126         col_type const col = cellColumn(cell);
1127         for(col_type c = col; c < col + span ; ++c)
1128                 w += column_info[c].width;
1129         return w;
1130 }
1131
1132
1133 int Tabular::cellHeight(idx_type cell) const
1134 {
1135         row_type const span = rowSpan(cell);
1136         row_type const row = cellRow(cell);
1137         int h = 0;
1138         for(row_type r = row; r < row + span ; ++r) {
1139                 h += rowAscent(r) + rowDescent(r);
1140                 if (r != row + span - 1)
1141                         h += interRowSpace(r + 1);
1142         }
1143
1144         return h;
1145 }
1146
1147
1148 bool Tabular::updateColumnWidths(MetricsInfo & mi)
1149 {
1150         vector<int> max_dwidth(ncols(), 0);
1151         // collect max. fixed width of column
1152         map<col_type, int> max_pwidth;
1153         // collect max. variable width of column
1154         map<col_type, int> max_width;
1155
1156         for(col_type c = 0; c < ncols(); ++c)
1157                 for(row_type r = 0; r < nrows(); ++r) {
1158                         idx_type const i = cellIndex(r, c);
1159                         if (getAlignment(i) == LYX_ALIGN_DECIMAL)
1160                                 max_dwidth[c] = max(max_dwidth[c], cell_info[r][c].decimal_width);
1161                         if (!getPWidth(i).zero())
1162                                 max_pwidth[c] = max(max_pwidth[c], cell_info[r][c].width);
1163                         else if (!column_info[c].varwidth)
1164                                 max_width[c] = max(max_width[c], cell_info[r][c].width);
1165                 }
1166
1167         // If we have a fixed tabular width, we take this into account
1168         Length tab_width = tabular_width;
1169         bool const tabularx = hasVarwidthColumn();
1170         if (tabularx && tab_width.zero())
1171                 // If no tabular width is specified with X columns,
1172                 // we use 100% colwidth
1173                 tab_width = Length(100, Length::PCW);
1174         int restwidth = -1;
1175         if (!tab_width.zero()) {
1176                 restwidth = mi.base.inPixels(tab_width);
1177                 // Substract the fixed widths from the table width
1178                 for (auto const w : max_pwidth)
1179                         restwidth -= w.second;
1180         }
1181
1182         // If we have a fixed width, distribute the available table width
1183         // (minus the fixed widths) to the variable-width columns
1184         int vcolwidth = -1;
1185         int restcols = ncols() - max_pwidth.size();
1186         if ((restwidth > 0) && (restcols != 0))
1187                 vcolwidth = restwidth / restcols;
1188
1189         // Now consider that some variable width columns exceed the vcolwidth
1190         if (vcolwidth > 0) {
1191                 bool changed = false;
1192                 for (auto const w : max_width) {
1193                         if (tabularx || w.second > vcolwidth) {
1194                                 --restcols;
1195                                 restwidth -= w.second;
1196                                 changed = true;
1197                         }
1198                 }
1199                 if (changed && restwidth > 0)
1200                         vcolwidth = restwidth / restcols;
1201         }
1202
1203         bool update = false;
1204         // for each col get max of single col cells
1205         for(col_type c = 0; c < ncols(); ++c) {
1206                 int new_width = 0;
1207                 for(row_type r = 0; r < nrows(); ++r) {
1208                         idx_type const i = cellIndex(r, c);
1209                         if (columnSpan(i) == 1) {
1210                                 if (getAlignment(i) == LYX_ALIGN_DECIMAL
1211                                         && cell_info[r][c].decimal_width != 0)
1212                                         new_width = max(new_width, cellInfo(i).width
1213                                                 + max_dwidth[c] - cellInfo(i).decimal_width);
1214                                 else if (getPWidth(i).zero() && vcolwidth > 0) {
1215                                         if (tabularx && !column_info[c].varwidth)
1216                                                 new_width = max(new_width, cellInfo(i).width);
1217                                         else if (tabularx)
1218                                                 new_width = vcolwidth;
1219                                         else
1220                                                 new_width = max(vcolwidth, max(new_width, cellInfo(i).width));
1221                                 } else
1222                                         new_width = max(new_width, cellInfo(i).width);
1223                         }
1224                 }
1225
1226                 if (column_info[c].width != new_width) {
1227                         column_info[c].width = new_width;
1228                         // Do not trigger update when no space is left for variable
1229                         // columns, as this will loop
1230                         update = tab_width.zero() || restwidth > 0;
1231                 }
1232         }
1233         // update col widths to fit merged cells
1234         for(col_type c = 0; c < ncols(); ++c)
1235                 for(row_type r = 0; r < nrows(); ++r) {
1236                         idx_type const i = cellIndex(r, c);
1237                         int const span = columnSpan(i);
1238                         if (span == 1 || c > cellColumn(i))
1239                                 continue;
1240
1241                         int old_width = 0;
1242                         for(col_type j = c; j < c + span ; ++j)
1243                                 old_width += column_info[j].width;
1244
1245                         if (cellInfo(i).width > old_width) {
1246                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
1247                                 // Do not trigger update when no space is left for variable
1248                                 // columns, as this will loop
1249                                 update = tab_width.zero() || restwidth > 0;
1250                         }
1251                 }
1252
1253         return update;
1254 }
1255
1256
1257 int Tabular::width() const
1258 {
1259         int width = 0;
1260         for (col_type c = 0; c < ncols(); ++c)
1261                 width += column_info[c].width;
1262         return width;
1263 }
1264
1265
1266 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1267                               bool has_width)
1268 {
1269         col_type const col = cellColumn(cell);
1270         // set alignment for the whole row if we are not in a multicolumn cell,
1271         // exclude possible multicolumn cells in the row
1272         if (!isMultiColumn(cell)) {
1273                 for (row_type r = 0; r < nrows(); ++r) {
1274                         // only if the column has no width the multirow inherits the
1275                         // alignment of the column, otherwise it is left aligned
1276                         if (!(isMultiRow(cellIndex(r, col)) && has_width)
1277                                 && !isMultiColumn(cellIndex(r, col))) {
1278                                 cell_info[r][col].alignment = align;
1279                                 cell_info[r][col].inset->setContentAlignment(align);
1280                         }
1281                         if ((isMultiRow(cellIndex(r, col)) && has_width)
1282                                 && !isMultiColumn(cellIndex(r, col))) {
1283                                 cell_info[r][col].alignment = LYX_ALIGN_LEFT;
1284                                 cell_info[r][col].inset->setContentAlignment(LYX_ALIGN_LEFT);
1285                         }
1286                 }
1287                 column_info[col].alignment = align;
1288                 docstring & dpoint = column_info[col].decimal_point;
1289                 if (align == LYX_ALIGN_DECIMAL && dpoint.empty()) {
1290                         Language const * tlang = buffer().paragraphs().front().getParLanguage(buffer().params());
1291                         dpoint = tlang->decimalSeparator();
1292                 }
1293         } else {
1294                 cellInfo(cell).alignment = align;
1295                 cellInset(cell)->setContentAlignment(align);
1296         }
1297 }
1298
1299
1300 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1301                                bool onlycolumn)
1302 {
1303         if (!isMultiColumn(cell) || onlycolumn)
1304                 column_info[cellColumn(cell)].valignment = align;
1305         if (!onlycolumn)
1306                 cellInfo(cell).valignment = align;
1307 }
1308
1309
1310 namespace {
1311
1312 /**
1313  * Allow line and paragraph breaks for fixed width multicol/multirow cells
1314  * or disallow them, merge cell paragraphs and reset layout to standard
1315  * for variable width multicol cells.
1316  */
1317 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset,
1318                       bool const fixedWidth, bool const multicol,
1319                       bool const multirow)
1320 {
1321         inset->toggleFixedWidth(fixedWidth);
1322         if (!multirow && (fixedWidth || !multicol))
1323                 return;
1324
1325         // merge all paragraphs to one
1326         BufferParams const & bp = cur.bv().buffer().params();
1327         while (inset->paragraphs().size() > 1)
1328                 mergeParagraph(bp, inset->paragraphs(), 0);
1329
1330         // This is relevant for multirows
1331         if (fixedWidth)
1332                 return;
1333
1334         // remove newlines
1335         ParagraphList::iterator pit = inset->paragraphs().begin();
1336         for (; pit != inset->paragraphs().end(); ++pit) {
1337                 for (pos_type j = 0; j != pit->size(); ++j) {
1338                         if (pit->isNewline(j))
1339                                 pit->eraseChar(j, bp.track_changes);
1340                 }
1341         }
1342
1343         // reset layout
1344         cur.push(*inset);
1345         // undo information has already been recorded
1346         inset->getText(0)->setLayout(0, cur.lastpit() + 1,
1347                         bp.documentClass().plainLayoutName());
1348         cur.pop();
1349 }
1350
1351 } // namespace
1352
1353
1354 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1355                 Length const & width)
1356 {
1357         col_type const c = cellColumn(cell);
1358
1359         column_info[c].p_width = width;
1360         // reset the vertical alignment to top if the fixed width
1361         // is removed or zero because only fixed width columns can
1362         // have a vertical alignment
1363         if (column_info[c].p_width.zero())
1364                 column_info[c].valignment = LYX_VALIGN_TOP;
1365         for (row_type r = 0; r < nrows(); ++r) {
1366                 idx_type const cidx = cellIndex(r, c);
1367                 // because of multicolumns
1368                 toggleFixedWidth(cur, cellInset(cidx).get(),
1369                                  !getPWidth(cidx).zero(), isMultiColumn(cidx),
1370                                  isMultiRow(cidx));
1371                 if (isMultiRow(cidx))
1372                         setAlignment(cidx, LYX_ALIGN_LEFT, false);
1373         }
1374         // cur can become invalid after paragraphs were merged
1375         cur.fixIfBroken();
1376 }
1377
1378
1379 bool Tabular::setFixedWidth(row_type r, col_type c)
1380 {
1381         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1382         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1383               || (multicol && !cell_info[r][c].p_width.zero());
1384         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1385         return fixed_width;
1386 }
1387
1388
1389 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1390                 Length const & width)
1391 {
1392         if (!isMultiColumn(cell))
1393                 return false;
1394
1395         cellInfo(cell).p_width = width;
1396         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero(),
1397                          isMultiColumn(cell), isMultiRow(cell));
1398         // cur can become invalid after paragraphs were merged
1399         cur.fixIfBroken();
1400         return true;
1401 }
1402
1403
1404 bool Tabular::toggleVarwidth(idx_type cell, bool const varwidth)
1405 {
1406         column_info[cellColumn(cell)].varwidth = varwidth;
1407         return true;
1408 }
1409
1410
1411 bool Tabular::setMROffset(Cursor &, idx_type cell, Length const & mroffset)
1412 {
1413         cellInfo(cell).mroffset = mroffset;
1414         return true;
1415 }
1416
1417
1418 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1419                                  Tabular::Feature what)
1420 {
1421         if (what == SET_SPECIAL_MULTICOLUMN)
1422                 cellInfo(cell).align_special = special;
1423         else
1424                 column_info[cellColumn(cell)].align_special = special;
1425 }
1426
1427
1428 void Tabular::setTopLine(idx_type i, bool line)
1429 {
1430         cellInfo(i).top_line = line;
1431 }
1432
1433
1434 void Tabular::setBottomLine(idx_type i, bool line)
1435 {
1436         cellInfo(i).bottom_line = line;
1437 }
1438
1439
1440 void Tabular::setTopLineLTrim(idx_type i, bool val)
1441 {
1442         cellInfo(i).top_line_ltrimmed = val;
1443 }
1444
1445
1446 void Tabular::setTopLineRTrim(idx_type i, bool val)
1447 {
1448         cellInfo(i).top_line_rtrimmed = val;
1449 }
1450
1451
1452 void Tabular::setBottomLineLTrim(idx_type i, bool val)
1453 {
1454         cellInfo(i).bottom_line_ltrimmed = val;
1455 }
1456
1457
1458 void Tabular::setBottomLineRTrim(idx_type i, bool val)
1459 {
1460         cellInfo(i).bottom_line_rtrimmed = val;
1461 }
1462
1463
1464 void Tabular::setTopLineTrim(idx_type i, pair<bool, bool> trim)
1465 {
1466         setTopLineLTrim(i, trim.first);
1467         setTopLineRTrim(i, trim.second);
1468 }
1469
1470 void Tabular::setBottomLineTrim(idx_type i, pair<bool, bool> trim)
1471 {
1472         setBottomLineLTrim(i, trim.first);
1473         setBottomLineRTrim(i, trim.second);
1474 }
1475
1476 void Tabular::setLeftLine(idx_type cell, bool line)
1477 {
1478         cellInfo(cell).left_line = line;
1479 }
1480
1481
1482 void Tabular::setRightLine(idx_type cell, bool line)
1483 {
1484         cellInfo(cell).right_line = line;
1485 }
1486
1487 bool Tabular::rowTopLine(row_type r) const
1488 {
1489         bool all_rows_set = true;
1490         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1491                 all_rows_set = cellInfo(cellIndex(r, c)).top_line;
1492         return all_rows_set;
1493 }
1494
1495
1496 bool Tabular::rowBottomLine(row_type r) const
1497 {
1498         bool all_rows_set = true;
1499         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1500                 all_rows_set = cellInfo(cellIndex(r, c)).bottom_line;
1501         return all_rows_set;
1502 }
1503
1504
1505 bool Tabular::columnLeftLine(col_type c) const
1506 {
1507         if (use_booktabs)
1508                 return false;
1509
1510         int nrows_left = 0;
1511         int total = 0;
1512         for (row_type r = 0; r < nrows(); ++r) {
1513                 idx_type const i = cellIndex(r, c);
1514                 if (c == cellColumn(i)) {
1515                         ++total;
1516                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1517                         if (cellInfo(i).left_line || right)
1518                                 ++nrows_left;
1519                 }
1520         }
1521         return 2 * nrows_left >= total;
1522 }
1523
1524
1525 bool Tabular::columnRightLine(col_type c) const
1526 {
1527         if (use_booktabs)
1528                 return false;
1529
1530         int nrows_right = 0;
1531         int total = 0;
1532         for (row_type r = 0; r < nrows(); ++r) {
1533                 idx_type i = cellIndex(r, c);
1534                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1535                         ++total;
1536                         bool left = (c + 1 < ncols()
1537                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1538                                 || c + 1 == ncols();
1539                         if (cellInfo(i).right_line && left)
1540                                 ++nrows_right;
1541                 }
1542         }
1543         return 2 * nrows_right >= total;
1544 }
1545
1546
1547 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1548 {
1549         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1550                 return cellInfo(cell).alignment;
1551
1552         return column_info[cellColumn(cell)].alignment;
1553 }
1554
1555
1556 Tabular::VAlignment
1557 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1558 {
1559         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1560                 return cellInfo(cell).valignment;
1561         return column_info[cellColumn(cell)].valignment;
1562 }
1563
1564
1565 int Tabular::offsetVAlignment() const
1566 {
1567         // for top-alignment the first horizontal table line must be exactly at
1568         // the position of the base line of the surrounding text line
1569         // for bottom alignment, the same is for the last table line
1570         int offset_valign = 0;
1571         switch (tabular_valignment) {
1572         case Tabular::LYX_VALIGN_BOTTOM:
1573                 offset_valign = rowAscent(0) - height();
1574                 break;
1575         case Tabular::LYX_VALIGN_MIDDLE:
1576                 offset_valign = (- height()) / 2 + rowAscent(0);
1577                 break;
1578         case Tabular::LYX_VALIGN_TOP:
1579                 offset_valign = rowAscent(0);
1580                 break;
1581         }
1582         return offset_valign;
1583 }
1584
1585
1586 Length const Tabular::getPWidth(idx_type cell) const
1587 {
1588         if (isMultiColumn(cell))
1589                 return cellInfo(cell).p_width;
1590         return column_info[cellColumn(cell)].p_width;
1591 }
1592
1593
1594 Length const Tabular::getMROffset(idx_type cell) const
1595 {
1596         return cellInfo(cell).mroffset;
1597 }
1598
1599
1600 int Tabular::textHOffset(idx_type cell) const
1601 {
1602         // the LaTeX Way :-(
1603         int x = WIDTH_OF_LINE;
1604
1605         int const w = cellWidth(cell) - cellInfo(cell).width;
1606
1607         switch (getAlignment(cell)) {
1608         case LYX_ALIGN_CENTER:
1609                 x += w / 2;
1610                 break;
1611         case LYX_ALIGN_RIGHT:
1612                 x += w;
1613                 break;
1614         case LYX_ALIGN_DECIMAL: {
1615                 // we center when no decimal point
1616                 if (cellInfo(cell).decimal_width == 0) {
1617                         x += w / 2;
1618                         break;
1619                 }
1620                 col_type const c = cellColumn(cell);
1621                 int max_dhoffset = 0;
1622                 for(row_type r = 0; r < row_info.size() ; ++r) {
1623                         idx_type const i = cellIndex(r, c);
1624                         if (getAlignment(i) == LYX_ALIGN_DECIMAL
1625                                 && cellInfo(i).decimal_width != 0)
1626                                 max_dhoffset = max(max_dhoffset, cellInfo(i).decimal_hoffset);
1627                 }
1628                 x += max_dhoffset - cellInfo(cell).decimal_hoffset;
1629         }
1630         default:
1631                 // LYX_ALIGN_LEFT: nothing :-)
1632                 break;
1633         }
1634
1635         return x;
1636 }
1637
1638
1639 int Tabular::textVOffset(idx_type cell) const
1640 {
1641         int voffset = cellInfo(cell).voffset;
1642         if (isMultiRow(cell)) {
1643                 row_type const row = cellRow(cell);
1644                 voffset += (cellHeight(cell) - rowAscent(row) - rowDescent(row))/2;
1645         }
1646         return voffset;
1647 }
1648
1649
1650 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1651 {
1652         col_type c = 0;
1653         idx_type const numcells = numberOfCellsInRow(row);
1654         // we check against numcells to make sure we do not crash if all the
1655         // cells are multirow (bug #7535), but in that case our return value
1656         // is really invalid, i.e., it is NOT the first cell in the row. but
1657         // i do not know what to do here. (rgh)
1658         while (c < numcells - 1
1659                && cell_info[row][c].multirow == CELL_PART_OF_MULTIROW)
1660                 ++c;
1661         return cell_info[row][c].cellno;
1662 }
1663
1664
1665 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1666 {
1667         col_type c = ncols() - 1;
1668         // of course we check against 0 so we don't crash. but we have the same
1669         // problem as in the previous routine: if all the cells are part of a
1670         // multirow or part of a multi column, then our return value is invalid.
1671         while (c > 0
1672                && (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW
1673                    || cell_info[row][c].multicolumn == CELL_PART_OF_MULTICOLUMN))
1674                 --c;
1675         return cell_info[row][c].cellno;
1676 }
1677
1678
1679 Tabular::row_type Tabular::cellRow(idx_type cell) const
1680 {
1681         if (cell >= numberofcells)
1682                 return nrows() - 1;
1683         if (cell == npos)
1684                 return 0;
1685         return rowofcell[cell];
1686 }
1687
1688
1689 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1690 {
1691         if (cell >= numberofcells)
1692                 return ncols() - 1;
1693         if (cell == npos)
1694                 return 0;
1695         return columnofcell[cell];
1696 }
1697
1698
1699 void Tabular::write(ostream & os) const
1700 {
1701         // header line
1702         os << "<lyxtabular"
1703            << write_attribute("version", 3)
1704            << write_attribute("rows", nrows())
1705            << write_attribute("columns", ncols())
1706            << ">\n";
1707         // global longtable options
1708         os << "<features"
1709            << write_attribute("rotate", rotate)
1710            << write_attribute("booktabs", use_booktabs)
1711            << write_attribute("islongtable", is_long_tabular)
1712            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1713            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1714            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1715            << write_attribute("headTopDL", endhead.topDL)
1716            << write_attribute("headBottomDL", endhead.bottomDL)
1717            << write_attribute("footTopDL", endfoot.topDL)
1718            << write_attribute("footBottomDL", endfoot.bottomDL)
1719            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1720            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1721            << write_attribute("lastFootEmpty", endlastfoot.empty);
1722         // longtables cannot be aligned vertically
1723         if (!is_long_tabular)
1724                 os << write_attribute("tabularvalignment", tabular_valignment);
1725         os << write_attribute("tabularwidth", tabular_width);
1726         if (is_long_tabular)
1727                 os << write_attribute("longtabularalignment", longtabular_alignment);
1728         os << ">\n";
1729         for (col_type c = 0; c < ncols(); ++c) {
1730                 os << "<column"
1731                    << write_attribute("alignment", column_info[c].alignment);
1732                 if (column_info[c].alignment == LYX_ALIGN_DECIMAL)
1733                         os << write_attribute("decimal_point", column_info[c].decimal_point);
1734                 os << write_attribute("change", column_info[c].change, buffer().params())
1735                    << write_attribute("valignment", column_info[c].valignment)
1736                    << write_attribute("width", column_info[c].p_width.asString())
1737                    << write_attribute("varwidth", column_info[c].varwidth)
1738                    << write_attribute("special", column_info[c].align_special)
1739                    << ">\n";
1740         }
1741         for (row_type r = 0; r < nrows(); ++r) {
1742                 static const string def("default");
1743                 os << "<row";
1744                 if (row_info[r].top_space_default)
1745                         os << write_attribute("topspace", def);
1746                 else
1747                         os << write_attribute("topspace", row_info[r].top_space);
1748                 if (row_info[r].bottom_space_default)
1749                         os << write_attribute("bottomspace", def);
1750                 else
1751                         os << write_attribute("bottomspace", row_info[r].bottom_space);
1752                 if (row_info[r].interline_space_default)
1753                         os << write_attribute("interlinespace", def);
1754                 else
1755                         os << write_attribute("interlinespace", row_info[r].interline_space);
1756                 os << write_attribute("change", row_info[r].change, buffer().params())
1757                    << write_attribute("endhead", row_info[r].endhead)
1758                    << write_attribute("endfirsthead", row_info[r].endfirsthead)
1759                    << write_attribute("endfoot", row_info[r].endfoot)
1760                    << write_attribute("endlastfoot", row_info[r].endlastfoot)
1761                    << write_attribute("newpage", row_info[r].newpage)
1762                    << write_attribute("caption", row_info[r].caption)
1763                    << ">\n";
1764                 for (col_type c = 0; c < ncols(); ++c) {
1765                         os << "<cell"
1766                            << write_attribute("multicolumn", cell_info[r][c].multicolumn)
1767                            << write_attribute("multirow", cell_info[r][c].multirow)
1768                            << write_attribute("mroffset", cell_info[r][c].mroffset)
1769                            << write_attribute("alignment", cell_info[r][c].alignment)
1770                            << write_attribute("valignment", cell_info[r][c].valignment)
1771                            << write_attribute("topline", cell_info[r][c].top_line)
1772                            << write_attribute("toplineltrim", cell_info[r][c].top_line_ltrimmed)
1773                            << write_attribute("toplinertrim", cell_info[r][c].top_line_rtrimmed)
1774                            << write_attribute("bottomline", cell_info[r][c].bottom_line)
1775                            << write_attribute("bottomlineltrim", cell_info[r][c].bottom_line_ltrimmed)
1776                            << write_attribute("bottomlinertrim", cell_info[r][c].bottom_line_rtrimmed)
1777                            << write_attribute("leftline", cell_info[r][c].left_line)
1778                            << write_attribute("rightline", cell_info[r][c].right_line)
1779                            << write_attribute("rotate", cell_info[r][c].rotate)
1780                            << write_attribute("usebox", cell_info[r][c].usebox)
1781                            << write_attribute("width", cell_info[r][c].p_width)
1782                            << write_attribute("special", cell_info[r][c].align_special)
1783                            << ">\n";
1784                         os << "\\begin_inset ";
1785                         cell_info[r][c].inset->write(os);
1786                         os << "\n\\end_inset\n"
1787                            << "</cell>\n";
1788                         // FIXME This can be removed again once the mystery
1789                         // crash has been resolved.
1790                         os << flush;
1791                 }
1792                 os << "</row>\n";
1793         }
1794         os << "</lyxtabular>\n";
1795 }
1796
1797
1798 void Tabular::read(Lexer & lex)
1799 {
1800         string line;
1801         istream & is = lex.getStream();
1802
1803         l_getline(is, line);
1804         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1805                 LASSERT(false, return);
1806         }
1807
1808         int version;
1809         if (!getTokenValue(line, "version", version))
1810                 return;
1811         LATTEST(version >= 2);
1812
1813         int rows_arg;
1814         if (!getTokenValue(line, "rows", rows_arg))
1815                 return;
1816         int columns_arg;
1817         if (!getTokenValue(line, "columns", columns_arg))
1818                 return;
1819         init(buffer_, rows_arg, columns_arg);
1820         l_getline(is, line);
1821         if (!prefixIs(line, "<features")) {
1822                 lyxerr << "Wrong tabular format (expected <features ...> got"
1823                        << line << ')' << endl;
1824                 return;
1825         }
1826         getTokenValue(line, "rotate", rotate);
1827         getTokenValue(line, "booktabs", use_booktabs);
1828         getTokenValue(line, "islongtable", is_long_tabular);
1829         getTokenValue(line, "tabularvalignment", tabular_valignment);
1830         getTokenValue(line, "tabularwidth", tabular_width);
1831         getTokenValue(line, "longtabularalignment", longtabular_alignment);
1832         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1833         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1834         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1835         getTokenValue(line, "headTopDL", endhead.topDL);
1836         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1837         getTokenValue(line, "footTopDL", endfoot.topDL);
1838         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1839         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1840         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1841         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1842
1843         for (col_type c = 0; c < ncols(); ++c) {
1844                 l_getline(is,line);
1845                 if (!prefixIs(line,"<column")) {
1846                         lyxerr << "Wrong tabular format (expected <column ...> got"
1847                                << line << ')' << endl;
1848                         return;
1849                 }
1850                 getTokenValue(line, "alignment", column_info[c].alignment);
1851                 getTokenValue(line, "decimal_point", column_info[c].decimal_point);
1852                 getTokenValue(line, "valignment", column_info[c].valignment);
1853                 getTokenValue(line, "width", column_info[c].p_width);
1854                 getTokenValue(line, "special", column_info[c].align_special);
1855                 getTokenValue(line, "varwidth", column_info[c].varwidth);
1856                 getTokenValue(line, "change", column_info[c].change, buffer().params());
1857         }
1858
1859         for (row_type i = 0; i < nrows(); ++i) {
1860                 l_getline(is, line);
1861                 if (!prefixIs(line, "<row")) {
1862                         lyxerr << "Wrong tabular format (expected <row ...> got"
1863                                << line << ')' << endl;
1864                         return;
1865                 }
1866                 getTokenValue(line, "topspace", row_info[i].top_space,
1867                               row_info[i].top_space_default);
1868                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1869                               row_info[i].bottom_space_default);
1870                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1871                               row_info[i].interline_space_default);
1872                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1873                 getTokenValue(line, "endhead", row_info[i].endhead);
1874                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1875                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1876                 getTokenValue(line, "newpage", row_info[i].newpage);
1877                 getTokenValue(line, "caption", row_info[i].caption);
1878                 getTokenValue(line, "change", row_info[i].change, buffer().params());
1879                 for (col_type j = 0; j < ncols(); ++j) {
1880                         l_getline(is, line);
1881                         if (!prefixIs(line, "<cell")) {
1882                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1883                                        << line << ')' << endl;
1884                                 return;
1885                         }
1886                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1887                         getTokenValue(line, "multirow", cell_info[i][j].multirow);
1888                         getTokenValue(line, "mroffset", cell_info[i][j].mroffset);
1889                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1890                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1891                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1892                         getTokenValue(line, "toplineltrim", cell_info[i][j].top_line_ltrimmed);
1893                         getTokenValue(line, "toplinertrim", cell_info[i][j].top_line_rtrimmed);
1894                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1895                         getTokenValue(line, "bottomlineltrim", cell_info[i][j].bottom_line_ltrimmed);
1896                         getTokenValue(line, "bottomlinertrim", cell_info[i][j].bottom_line_rtrimmed);
1897                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1898                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1899                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1900                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1901                         getTokenValue(line, "width", cell_info[i][j].p_width);
1902                         setFixedWidth(i,j);
1903                         getTokenValue(line, "special", cell_info[i][j].align_special);
1904                         l_getline(is, line);
1905                         if (prefixIs(line, "\\begin_inset")) {
1906                                 cell_info[i][j].inset->setBuffer(*buffer_);
1907                                 cell_info[i][j].inset->read(lex);
1908                                 l_getline(is, line);
1909                         }
1910                         if (!prefixIs(line, "</cell>")) {
1911                                 lyxerr << "Wrong tabular format (expected </cell> got"
1912                                        << line << ')' << endl;
1913                                 return;
1914                         }
1915                 }
1916                 l_getline(is, line);
1917                 if (!prefixIs(line, "</row>")) {
1918                         lyxerr << "Wrong tabular format (expected </row> got"
1919                                << line << ')' << endl;
1920                         return;
1921                 }
1922         }
1923         while (!prefixIs(line, "</lyxtabular>")) {
1924                 l_getline(is, line);
1925         }
1926         updateIndexes();
1927 }
1928
1929
1930 bool Tabular::isMultiColumn(idx_type cell) const
1931 {
1932         return (cellInfo(cell).multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1933                 || cellInfo(cell).multicolumn == CELL_PART_OF_MULTICOLUMN);
1934 }
1935
1936
1937 bool Tabular::hasMultiColumn(col_type c) const
1938 {
1939         for (row_type r = 0; r < nrows(); ++r) {
1940                 if (isMultiColumn(cellIndex(r, c)))
1941                         return true;
1942         }
1943         return false;
1944 }
1945
1946
1947 bool Tabular::hasVarwidthColumn() const
1948 {
1949         for (col_type c = 0; c < ncols(); ++c) {
1950                 if (column_info[c].varwidth)
1951                         return true;
1952         }
1953         return false;
1954 }
1955
1956
1957 bool Tabular::isVTypeColumn(col_type c) const
1958 {
1959         for (row_type r = 0; r < nrows(); ++r) {
1960                 idx_type idx = cellIndex(r, c);
1961                 if (getRotateCell(idx) == 0 && useBox(idx) == BOX_VARWIDTH)
1962                         return true;
1963         }
1964         return false;
1965 }
1966
1967
1968 Tabular::CellData const & Tabular::cellInfo(idx_type cell) const
1969 {
1970         return cell_info[cellRow(cell)][cellColumn(cell)];
1971 }
1972
1973
1974 Tabular::CellData & Tabular::cellInfo(idx_type cell)
1975 {
1976         return cell_info[cellRow(cell)][cellColumn(cell)];
1977 }
1978
1979
1980 Tabular::idx_type Tabular::setMultiColumn(Cursor & cur, idx_type cell, idx_type number,
1981                                           bool const right_border)
1982 {
1983         idx_type const col = cellColumn(cell);
1984         idx_type const row = cellRow(cell);
1985         for (idx_type i = 0; i < number; ++i)
1986                 unsetMultiRow(cellIndex(row, col + i));
1987
1988         // unsetting of multirow may have invalidated cell index
1989         cell = cellIndex(row, col);
1990         CellData & cs = cellInfo(cell);
1991         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1992         if (column_info[col].alignment != LYX_ALIGN_DECIMAL)
1993                 cs.alignment = column_info[col].alignment;
1994         setRightLine(cell, right_border);
1995         // non-fixed width multicolumns cannot have multiple paragraphs
1996         if (getPWidth(cell).zero()) {
1997                 toggleFixedWidth(cur, cellInset(cell).get(),
1998                                  !getPWidth(cell).zero(), isMultiColumn(cell),
1999                                  isMultiRow(cell));
2000                 // cur can become invalid after paragraphs were merged
2001                 cur.fixIfBroken();
2002         }
2003
2004         idx_type lastcell = cellIndex(row, col + number - 1);
2005         for (idx_type i = 1; i < lastcell - cell + 1; ++i) {
2006                 CellData & cs1 = cellInfo(cell + i);
2007                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
2008                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
2009                 cs1.inset->clear();
2010         }
2011         updateIndexes();
2012         return cell;
2013 }
2014
2015
2016 bool Tabular::isMultiRow(idx_type cell) const
2017 {
2018         return (cellInfo(cell).multirow == CELL_BEGIN_OF_MULTIROW
2019                 || cellInfo(cell).multirow == CELL_PART_OF_MULTIROW);
2020 }
2021
2022 bool Tabular::hasMultiRow(row_type r) const
2023 {
2024         for (col_type c = 0; c < ncols(); ++c) {
2025                 if (isMultiRow(cellIndex(r, c)))
2026                         return true;
2027         }
2028         return false;
2029 }
2030
2031 Tabular::idx_type Tabular::setMultiRow(Cursor & cur, idx_type cell, idx_type number,
2032                                        bool const bottom_border,
2033                                        LyXAlignment const halign)
2034 {
2035         idx_type const col = cellColumn(cell);
2036         idx_type const row = cellRow(cell);
2037         for (idx_type i = 0; i < number; ++i)
2038                 unsetMultiColumn(cellIndex(row + i, col));
2039
2040         // unsetting of multirow may have invalidated cell index
2041         cell = cellIndex(row, col);
2042         CellData & cs = cellInfo(cell);
2043         cs.multirow = CELL_BEGIN_OF_MULTIROW;
2044         cs.valignment = LYX_VALIGN_MIDDLE;
2045         // the horizontal alignment of multirow cells can only
2046         // be changed for the whole table row,
2047         // support changing this only for the multirow cell can be done via
2048         // \multirowsetup
2049         if (getPWidth(cell).zero())
2050                 cs.alignment = halign;
2051         else
2052                 cs.alignment = LYX_ALIGN_LEFT;
2053
2054         // Multirows cannot have multiple paragraphs
2055         if (getPWidth(cell).zero()) {
2056                 toggleFixedWidth(cur, cellInset(cell).get(),
2057                                  !getPWidth(cell).zero(),
2058                                  isMultiColumn(cell), isMultiRow(cell));
2059                 // cur can become invalid after paragraphs were merged
2060                 cur.fixIfBroken();
2061         }
2062
2063         // set the bottom line of the last selected cell
2064         setBottomLine(cell, bottom_border);
2065
2066         for (idx_type i = 1; i < number; ++i) {
2067                 CellData & cs1 = cell_info[row + i][col];
2068                 cs1.multirow = CELL_PART_OF_MULTIROW;
2069                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
2070                 cs1.inset->clear();
2071         }
2072         updateIndexes();
2073         return cell;
2074 }
2075
2076
2077 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
2078 {
2079         row_type const row = cellRow(cell);
2080         col_type const col = cellColumn(cell);
2081         int span = 1;
2082         while (col + span < ncols() && isPartOfMultiColumn(row, col + span))
2083                 ++span;
2084
2085         return span;
2086 }
2087
2088
2089 Tabular::idx_type Tabular::rowSpan(idx_type cell) const
2090 {
2091         col_type const column = cellColumn(cell);
2092         col_type row = cellRow(cell) + 1;
2093         while (row < nrows() && isPartOfMultiRow(row, column))
2094                 ++row;
2095
2096         return row - cellRow(cell);
2097 }
2098
2099
2100 void Tabular::unsetMultiColumn(idx_type cell)
2101 {
2102         if (!isMultiColumn(cell))
2103                 return;
2104
2105         row_type const row = cellRow(cell);
2106         col_type const col = cellColumn(cell);
2107         row_type const span = columnSpan(cell);
2108         for (col_type c = 0; c < span; ++c) {
2109                 // in the table dialog the lines are set in every case
2110                 // when unsetting a multicolumn this leads to an additional right
2111                 // line for every cell that was part of the former multicolumn cell,
2112                 // except if the cell is in the last column
2113                 // therefore remove this line
2114                 if (cell_info[row][col + c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN
2115                         && (col + c) < (col + span - 1))
2116                         cell_info[row][col + c].right_line = false;
2117                 cell_info[row][col + c].multicolumn = CELL_NORMAL;
2118         }
2119         updateIndexes();
2120 }
2121
2122
2123 void Tabular::unsetMultiRow(idx_type cell)
2124 {
2125         if (!isMultiRow(cell))
2126                 return;
2127
2128         cellInfo(cell).valignment = LYX_VALIGN_TOP;
2129         cellInfo(cell).alignment = LYX_ALIGN_CENTER;
2130         row_type const row = cellRow(cell);
2131         col_type const col = cellColumn(cell);
2132         row_type const span = rowSpan(cell);
2133         for (row_type r = 0; r < span; ++r)
2134                 cell_info[row + r][col].multirow = CELL_NORMAL;
2135         updateIndexes();
2136 }
2137
2138
2139 void Tabular::setRotateCell(idx_type cell, int value)
2140 {
2141         cellInfo(cell).rotate = value;
2142 }
2143
2144
2145 int Tabular::getRotateCell(idx_type cell) const
2146 {
2147         return cellInfo(cell).rotate;
2148 }
2149
2150
2151 bool Tabular::needRotating() const
2152 {
2153         if (rotate && !is_long_tabular)
2154                 return true;
2155         for (row_type r = 0; r < nrows(); ++r)
2156                 for (col_type c = 0; c < ncols(); ++c)
2157                         if (cell_info[r][c].rotate != 0)
2158                                 return true;
2159         return false;
2160 }
2161
2162
2163 bool Tabular::isLastCell(idx_type cell) const
2164 {
2165         if (cell + 1 < numberofcells)
2166                 return false;
2167         return true;
2168 }
2169
2170
2171 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
2172 {
2173         if (cellRow(cell) == 0)
2174                 return cell;
2175
2176         col_type const col = cellColumn(cell);
2177         row_type r = cellRow(cell) - 1;
2178         while (r > 0 && cell_info[r][col].multirow == CELL_PART_OF_MULTIROW)
2179                 --r;
2180
2181         return cell_info[r][col].cellno;
2182 }
2183
2184
2185 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
2186 {
2187         row_type const nextrow = cellRow(cell) + rowSpan(cell);
2188         if (nextrow < nrows())
2189                 return cell_info[nextrow][cellColumn(cell)].cellno;
2190         return cell;
2191 }
2192
2193
2194 Tabular::idx_type Tabular::cellIndex(row_type row, col_type column) const
2195 {
2196         LASSERT(column != npos && column < ncols(), column = 0);
2197         LASSERT(row != npos && row < nrows(), row = 0);
2198         return cell_info[row][column].cellno;
2199 }
2200
2201
2202 void Tabular::setUsebox(idx_type cell, BoxType type)
2203 {
2204         cellInfo(cell).usebox = type;
2205 }
2206
2207
2208 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
2209 {
2210         if (getRotateCell(cell) == 0
2211             && ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
2212                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero())))
2213                 return BOX_NONE;
2214         if (cellInfo(cell).usebox > 1)
2215                 return cellInfo(cell).usebox;
2216         return useBox(cell);
2217 }
2218
2219
2220 ///
2221 //  This are functions used for the longtable support
2222 ///
2223 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
2224                            bool first)
2225 {
2226         if (first) {
2227                 endfirsthead = hd;
2228                 if (hd.set)
2229                         row_info[row].endfirsthead = flag;
2230         } else {
2231                 endhead = hd;
2232                 if (hd.set)
2233                         row_info[row].endhead = flag;
2234         }
2235 }
2236
2237
2238 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
2239 {
2240         hd = endhead;
2241         hd.set = haveLTHead();
2242         return row_info[row].endhead;
2243 }
2244
2245
2246 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
2247 {
2248         hd = endfirsthead;
2249         hd.set = haveLTFirstHead();
2250         return row_info[row].endfirsthead;
2251 }
2252
2253
2254 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
2255                            bool last)
2256 {
2257         if (last) {
2258                 endlastfoot = fd;
2259                 if (fd.set)
2260                         row_info[row].endlastfoot = flag;
2261         } else {
2262                 endfoot = fd;
2263                 if (fd.set)
2264                         row_info[row].endfoot = flag;
2265         }
2266 }
2267
2268
2269 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
2270 {
2271         fd = endfoot;
2272         fd.set = haveLTFoot();
2273         return row_info[row].endfoot;
2274 }
2275
2276
2277 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
2278 {
2279         fd = endlastfoot;
2280         fd.set = haveLTLastFoot();
2281         return row_info[row].endlastfoot;
2282 }
2283
2284
2285 void Tabular::setLTNewPage(row_type row, bool what)
2286 {
2287         row_info[row].newpage = what;
2288 }
2289
2290
2291 bool Tabular::getLTNewPage(row_type row) const
2292 {
2293         return row_info[row].newpage;
2294 }
2295
2296
2297 bool Tabular::haveLTHead(bool withcaptions) const
2298 {
2299         if (!is_long_tabular)
2300                 return false;
2301         for (row_type i = 0; i < nrows(); ++i)
2302                 if (row_info[i].endhead &&
2303                     (withcaptions || !row_info[i].caption))
2304                         return true;
2305         return false;
2306 }
2307
2308
2309 bool Tabular::haveLTFirstHead(bool withcaptions) const
2310 {
2311         if (!is_long_tabular || endfirsthead.empty)
2312                 return false;
2313         for (row_type r = 0; r < nrows(); ++r)
2314                 if (row_info[r].endfirsthead &&
2315                     (withcaptions || !row_info[r].caption))
2316                         return true;
2317         return false;
2318 }
2319
2320
2321 bool Tabular::haveLTFoot(bool withcaptions) const
2322 {
2323         if (!is_long_tabular)
2324                 return false;
2325         for (row_type r = 0; r < nrows(); ++r)
2326                 if (row_info[r].endfoot &&
2327                     (withcaptions || !row_info[r].caption))
2328                         return true;
2329         return false;
2330 }
2331
2332
2333 bool Tabular::haveLTLastFoot(bool withcaptions) const
2334 {
2335         if (!is_long_tabular || endlastfoot.empty)
2336                 return false;
2337         for (row_type r = 0; r < nrows(); ++r)
2338                 if (row_info[r].endlastfoot &&
2339                     (withcaptions || !row_info[r].caption))
2340                         return true;
2341         return false;
2342 }
2343
2344
2345 Tabular::idx_type Tabular::setLTCaption(Cursor & cur, row_type row, bool what)
2346 {
2347         idx_type i = getFirstCellInRow(row);
2348         if (what) {
2349                 setMultiColumn(cur, i, numberOfCellsInRow(row), false);
2350                 setTopLine(i, false);
2351                 setBottomLine(i, false);
2352                 setLeftLine(i, false);
2353                 setRightLine(i, false);
2354                 if (!row_info[row].endfirsthead && !row_info[row].endhead &&
2355                     !row_info[row].endfoot && !row_info[row].endlastfoot) {
2356                         setLTHead(row, true, endfirsthead, true);
2357                         row_info[row].endfirsthead = true;
2358                 }
2359         } else {
2360                 unsetMultiColumn(i);
2361                 // When unsetting a caption row, also all existing
2362                 // captions in this row must be dissolved.
2363         }
2364         row_info[row].caption = what;
2365         return i;
2366 }
2367
2368
2369 bool Tabular::ltCaption(row_type row) const
2370 {
2371         return row_info[row].caption;
2372 }
2373
2374
2375 bool Tabular::haveLTCaption(CaptionType captiontype) const
2376 {
2377         if (!is_long_tabular)
2378                 return false;
2379         for (row_type r = 0; r < nrows(); ++r) {
2380                 if (row_info[r].caption) {
2381                         switch (captiontype) {
2382                         case CAPTION_FIRSTHEAD:
2383                                 if (row_info[r].endfirsthead)
2384                                         return true;
2385                                 break;
2386                         case CAPTION_HEAD:
2387                                 if (row_info[r].endhead)
2388                                         return true;
2389                                 break;
2390                         case CAPTION_FOOT:
2391                                 if (row_info[r].endfoot)
2392                                         return true;
2393                                 break;
2394                         case CAPTION_LASTFOOT:
2395                                 if (row_info[r].endlastfoot)
2396                                         return true;
2397                                 break;
2398                         case CAPTION_ANY:
2399                                 return true;
2400                         }
2401                 }
2402         }
2403         return false;
2404 }
2405
2406
2407 // end longtable support functions
2408
2409 void Tabular::setRowAscent(row_type row, int height)
2410 {
2411         if (row >= nrows() || row_info[row].ascent == height)
2412                 return;
2413         row_info[row].ascent = height;
2414 }
2415
2416
2417 void Tabular::setRowDescent(row_type row, int height)
2418 {
2419         if (row >= nrows() || row_info[row].descent == height)
2420                 return;
2421         row_info[row].descent = height;
2422 }
2423
2424
2425 int Tabular::rowAscent(row_type row) const
2426 {
2427         LASSERT(row < nrows(), row = 0);
2428         return row_info[row].ascent;
2429 }
2430
2431
2432 int Tabular::rowDescent(row_type row) const
2433 {
2434         LASSERT(row < nrows(), row = 0);
2435         return row_info[row].descent;
2436 }
2437
2438
2439 int Tabular::height() const
2440 {
2441         int height = 0;
2442         for (row_type row = 0; row < nrows(); ++row)
2443                 height += rowAscent(row) + rowDescent(row) +
2444                         interRowSpace(row);
2445         return height;
2446 }
2447
2448
2449 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
2450 {
2451         LASSERT(row < nrows(), return false);
2452         LASSERT(column < ncols(), return false);
2453         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
2454 }
2455
2456
2457 bool Tabular::isPartOfMultiRow(row_type row, col_type column) const
2458 {
2459         LASSERT(row < nrows(), return false);
2460         LASSERT(column < ncols(), return false);
2461         return cell_info[row][column].multirow == CELL_PART_OF_MULTIROW;
2462 }
2463
2464
2465 void Tabular::TeXTopHLine(otexstream & os, row_type row, list<col_type> columns) const
2466 {
2467         // we only output complete row lines and the 1st row here, the rest
2468         // is done in Tabular::TeXBottomHLine(...)
2469
2470         // get for each column the topline (if any)
2471         map<col_type, bool> topline, topltrims, toprtrims;
2472         col_type nset = 0;
2473         bool have_trims = false;
2474         for (auto const & c : columns) {
2475                 topline[c] = topLine(cellIndex(row, c));
2476                 topltrims[c] = topLineTrim(cellIndex(row, c)).first;
2477                 toprtrims[c] = topLineTrim(cellIndex(row, c)).second;
2478                 // If cell is part of a multirow and not the first cell of the
2479                 // multirow, no line must be drawn.
2480                 if (row != 0)
2481                         if (isMultiRow(cellIndex(row, c))
2482                             && cell_info[row][c].multirow != CELL_BEGIN_OF_MULTIROW) {
2483                                 topline[c] = false;
2484                                 topltrims[c] = false;
2485                                 toprtrims[c] = false;
2486                         }
2487                 // copy trimming to multicolumn parts
2488                 if (isPartOfMultiColumn(row, c)) {
2489                         topltrims[c] = topltrims[c-1];
2490                         toprtrims[c] = toprtrims[c-1];
2491                 }
2492                 if (topline.find(c) != topline.end() && topline.find(c)->second)
2493                         ++nset;
2494                 if ((topltrims.find(c) != topltrims.end() && topltrims.find(c)->second)
2495                      || (toprtrims.find(c) != toprtrims.end() && toprtrims.find(c)->second))
2496                         have_trims = true;
2497         }
2498
2499         // do nothing if empty first row, or incomplete row line after
2500         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols()))
2501                 return;
2502
2503         // Is this the actual first row (excluding longtable caption row)?
2504         bool const realfirstrow = (row == 0
2505                                    || (is_long_tabular && row == 1 && ltCaption(0)));
2506
2507         // only output complete row lines and the 1st row's clines
2508         if (nset == ncols() && !have_trims) {
2509                 if (use_booktabs) {
2510                         os << (realfirstrow ? "\\toprule " : "\\midrule ");
2511                 } else {
2512                         os << "\\hline ";
2513                 }
2514         } else if (realfirstrow || have_trims) {
2515                 string const cline = use_booktabs ? "\\cmidrule" : "\\cline";
2516                 col_type c = 0;
2517                 for (auto & cl : columns) {
2518                         if (cl < c)
2519                                 continue;
2520                         c = cl;
2521                         if (topline.find(c)->second) {
2522                                 col_type offset = 0;
2523                                 for (col_type j = 0 ; j < c; ++j)
2524                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2525                                                 ++offset;
2526                                 string const firstcol = convert<string>(c + 1 + offset);
2527                                 while (isPartOfMultiColumn(row, c))
2528                                         ++c;
2529                                 string trim;
2530                                 if (topltrims.find(c) != topltrims.end()
2531                                      && topltrims.find(c)->second)
2532                                         trim = "l";
2533                                 col_type cstart = c;
2534                                 for ( ; c < ncols() - 1 && topline.find(c + 1)->second ; ++c) {
2535                                         if (isMultiColumn(cellIndex(row, c))
2536                                             && c < ncols() - 1 && isPartOfMultiColumn(row, c + 1))
2537                                                 continue;
2538                                         if (c > cstart && topltrims.find(c) != topltrims.end()
2539                                                         && topltrims.find(c)->second) {
2540                                                 if (!isPartOfMultiColumn(row, c))
2541                                                         --c;
2542                                                 break;
2543                                         } else if (toprtrims.find(c) != toprtrims.end()
2544                                                    && toprtrims.find(c)->second)
2545                                                 break;
2546                                 }
2547
2548                                 for (col_type j = cstart ; j < c ; ++j)
2549                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2550                                                 ++offset;
2551                                 col_type const lastcol = c + 1 + offset;
2552                                 if (toprtrims.find(c) != toprtrims.end()
2553                                     && toprtrims.find(c)->second)
2554                                         trim += "r";
2555
2556                                 os << cline;
2557                                 if (!trim.empty())
2558                                         os << "(" << trim << ")";
2559                                 os << "{" << firstcol << '-' << lastcol << "}";
2560                                 if (c == ncols() - 1)
2561                                         break;
2562                                 ++c;
2563                         }
2564                 }
2565         }
2566         os << "\n";
2567 }
2568
2569
2570 void Tabular::TeXBottomHLine(otexstream & os, row_type row, list<col_type> columns) const
2571 {
2572         // we output bottomlines of row r and the toplines of row r+1
2573         // if the latter do not span the whole tabular
2574
2575         // get the bottomlines of row r, and toplines in next row
2576         bool lastrow = row == nrows() - 1;
2577         map<col_type, bool> bottomline, topline, topltrims, toprtrims, bottomltrims, bottomrtrims;
2578         bool nextrowset = true;
2579         for (auto const & c : columns) {
2580                 idx_type const idx = cellIndex(row, c);
2581                 bottomline[c] = bottomLine(cellIndex(row, c));
2582                 bottomltrims[c] = bottomLineTrim(idx).first;
2583                 bottomrtrims[c] = bottomLineTrim(idx).second;
2584                 topline[c] =  !lastrow && topLine(cellIndex(row + 1, c));
2585                 topltrims[c] = !lastrow && topLineTrim(cellIndex(row + 1, c)).first;
2586                 toprtrims[c] = !lastrow && topLineTrim(cellIndex(row + 1, c)).second;
2587                 // If cell is part of a multirow and not the last cell of the
2588                 // multirow, no line must be drawn.
2589                 if (!lastrow)
2590                         if (isMultiRow(cellIndex(row, c))
2591                             && isMultiRow(cellIndex(row + 1, c))
2592                             && cell_info[row + 1][c].multirow != CELL_BEGIN_OF_MULTIROW) {
2593                                 bottomline[c] = false;
2594                                 topline[c] = false;
2595                                 bottomltrims[c] = false;
2596                                 bottomrtrims[c] = false;
2597                                 topltrims[c] = false;
2598                                 toprtrims[c] = false;
2599                         }
2600                 // copy trimming in multicolumn parts
2601                 if (isPartOfMultiColumn(row, c)) {
2602                         topltrims[c] = topltrims[c-1];
2603                         toprtrims[c] = toprtrims[c-1];
2604                         bottomltrims[c] = bottomltrims[c-1];
2605                         bottomrtrims[c] = bottomrtrims[c-1];
2606                 }
2607
2608                 nextrowset &= topline.find(c) != topline.end() && topline.find(c)->second;
2609         }
2610
2611         // combine this row's bottom lines and next row's toplines if necessary
2612         col_type nset = 0;
2613         bool have_trims = false;
2614         for (auto const & c : columns) {
2615                 if (!nextrowset)
2616                         bottomline[c] = bottomline.find(c)->second || topline.find(c)->second;
2617                 bottomltrims[c] = (bottomltrims.find(c) != bottomltrims.end() && bottomltrims.find(c)->second)
2618                                 || (topltrims.find(c) != topltrims.end() && topltrims.find(c)->second);
2619                 bottomrtrims[c] =(bottomrtrims.find(c) != bottomrtrims.end() && bottomrtrims.find(c)->second)
2620                                 || (toprtrims.find(c) != toprtrims.end() && toprtrims.find(c)->second);
2621                 if (bottomline.find(c)->second)
2622                         ++nset;
2623                 if ((bottomltrims.find(c) != bottomltrims.end() && bottomltrims.find(c)->second)
2624                      || (bottomrtrims.find(c) != bottomrtrims.end() && bottomrtrims.find(c)->second))
2625                         have_trims = true;
2626         }
2627
2628         // do nothing if empty, OR incomplete row line with a topline in next row
2629         if (nset == 0 || (nextrowset && nset != ncols()))
2630                 return;
2631
2632         if (nset == ncols() && !have_trims) {
2633                 if (use_booktabs)
2634                         os << (lastrow ? "\\bottomrule" : "\\midrule");
2635                 else
2636                         os << "\\hline ";
2637         } else {
2638                 string const cline = use_booktabs ? "\\cmidrule" : "\\cline";
2639                 col_type c = 0;
2640                 for (auto & cl : columns) {
2641                         if (cl < c)
2642                                 continue;
2643                         c = cl;
2644                         if (bottomline.find(c)->second) {
2645                                 col_type offset = 0;
2646                                 for (col_type j = 0 ; j < c; ++j)
2647                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2648                                                 ++offset;
2649                                 string const firstcol = convert<string>(c + 1 + offset);
2650                                 while (isPartOfMultiColumn(row, c))
2651                                         ++c;
2652                                 string trim;
2653                                 if (bottomltrims.find(c) != bottomltrims.end()
2654                                      && bottomltrims.find(c)->second)
2655                                         trim = "l";
2656                                 col_type cstart = c;
2657                                 for ( ; c < ncols() - 1 && bottomline.find(c + 1)->second ; ++c) {
2658                                         if (isMultiColumn(cellIndex(row, c))
2659                                             && c < ncols() - 1
2660                                             && isPartOfMultiColumn(row, c + 1))
2661                                                 continue;
2662                                         if (c > cstart
2663                                             && bottomltrims.find(c) != bottomltrims.end()
2664                                             && bottomltrims.find(c)->second) {
2665                                                 if (!isPartOfMultiColumn(row, c))
2666                                                         --c;
2667                                                 break;
2668                                         } else if (bottomrtrims.find(c) != bottomrtrims.end()
2669                                                    && bottomrtrims.find(c)->second)
2670                                                 break;
2671                                 }
2672
2673                                 for (col_type j = cstart ; j < c ; ++j)
2674                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2675                                                 ++offset;
2676                                 col_type const lastcol = c + 1 + offset;
2677                                 if (bottomrtrims.find(c) != bottomrtrims.end()
2678                                     && bottomrtrims.find(c)->second)
2679                                         trim += "r";
2680
2681                                 os << cline;
2682                                 if (!trim.empty())
2683                                         os << "(" << trim << ")";
2684                                 os << "{" << firstcol << '-' << lastcol << "}";
2685                                 if (c == ncols() - 1)
2686                                         break;
2687                                 ++c;
2688                         }
2689                 }
2690         }
2691         os << "\n";
2692 }
2693
2694
2695 void Tabular::TeXCellPreamble(otexstream & os, idx_type cell,
2696                               bool & ismulticol, bool & ismultirow,
2697                               bool const bidi) const
2698 {
2699         row_type const r = cellRow(cell);
2700         if (is_long_tabular && row_info[r].caption)
2701                 return;
2702
2703         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
2704         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
2705         // figure out how to set the lines
2706         // we always set double lines to the right of the cell
2707         // or left in bidi RTL, respectively.
2708         col_type const c = cellColumn(cell);
2709         col_type const nextcol = c + columnSpan(cell);
2710         bool const decimal = column_info[c].alignment == LYX_ALIGN_DECIMAL;
2711         bool colright = columnRightLine(c);
2712         bool colleft = columnLeftLine(c);
2713         bool nextcolleft = nextcol < ncols() && columnLeftLine(nextcol);
2714         bool nextcellleft = nextcol < ncols()
2715                 && leftLine(cellIndex(r, nextcol));
2716         bool coldouble = colright && nextcolleft;
2717         bool celldouble = rightLine(cell) && nextcellleft;
2718
2719         ismulticol = (isMultiColumn(cell)
2720                       || (c == 0 && colleft != leftLine(cell))
2721                       || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
2722                       || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
2723                       || (coldouble != celldouble))
2724                      && !decimal;
2725
2726         // we center in multicol when no decimal point
2727         if (decimal) {
2728                 docstring const align_d = column_info[c].decimal_point;
2729                 DocIterator const dit = separatorPos(cellInset(cell), align_d);
2730                 bool const nosep = !dit;
2731                 ismulticol |= nosep;
2732                 celldouble &= nosep;
2733         }
2734
2735         // up counter by 1 for each decimally aligned col since they use 2 latex cols
2736         int latexcolspan = columnSpan(cell);
2737         for (col_type col = c; col < c + columnSpan(cell); ++col)
2738                 if (column_info[col].alignment == LYX_ALIGN_DECIMAL)
2739                         ++latexcolspan;
2740
2741         if (ismulticol) {
2742                 os << "\\multicolumn{" << latexcolspan << "}{";
2743                 if (((bidi && c == getLastCellInRow(cellRow(0)) && rightLine(cell))
2744                      || (!bidi && c == 0 && leftLine(cell))))
2745                         os << '|';
2746                 if (bidi && celldouble)
2747                         // add extra vertical line if we want a double one
2748                         os << '|';
2749                 if (!cellInfo(cell).align_special.empty()) {
2750                         os << cellInfo(cell).align_special;
2751                 } else {
2752                         if (!getPWidth(cell).zero()) {
2753                                 switch (align) {
2754                                 case LYX_ALIGN_LEFT:
2755                                         os << ">{\\raggedright}";
2756                                         break;
2757                                 case LYX_ALIGN_RIGHT:
2758                                         os << ">{\\raggedleft}";
2759                                         break;
2760                                 case LYX_ALIGN_CENTER:
2761                                         os << ">{\\centering}";
2762                                         break;
2763                                 default:
2764                                         break;
2765                                 }
2766                                 switch (valign) {
2767                                 case LYX_VALIGN_TOP:
2768                                         os << 'p';
2769                                         break;
2770                                 case LYX_VALIGN_MIDDLE:
2771                                         os << 'm';
2772                                         break;
2773                                 case LYX_VALIGN_BOTTOM:
2774                                         os << 'b';
2775                                         break;
2776                                 }
2777                                 os << '{'
2778                                    << from_ascii(getPWidth(cell).asLatexString())
2779                                    << '}';
2780                         } else {
2781                                 switch (align) {
2782                                 case LYX_ALIGN_LEFT:
2783                                         os << 'l';
2784                                         break;
2785                                 case LYX_ALIGN_RIGHT:
2786                                         os << 'r';
2787                                         break;
2788                                 default:
2789                                         os << 'c';
2790                                         break;
2791                                 }
2792                         } // end if else !getPWidth
2793                 } // end if else !cellinfo_of_cell
2794                 if ((bidi && leftLine(cell)) || (!bidi && rightLine(cell)) || nextcellleft)
2795                         os << '|';
2796                 if (!bidi && celldouble)
2797                         // add extra vertical line if we want a double one
2798                         os << '|';
2799                 os << "}{";
2800         } // end if ismulticol
2801
2802         // we only need code for the first multirow cell
2803         ismultirow = isMultiRow(cell);
2804         if (ismultirow) {
2805                 os << "\\multirow{" << rowSpan(cell) << "}{";
2806                 if (!getPWidth(cell).zero())
2807                         os << from_ascii(getPWidth(cell).asLatexString());
2808                 else
2809                         // we need to set a default value
2810                         os << "*";
2811                 os << "}";
2812                 if (!getMROffset(cell).zero())
2813                         os << "[" << from_ascii(getMROffset(cell).asLatexString()) << "]";
2814                 os << "{";
2815         } // end if ismultirow
2816
2817         if (getRotateCell(cell) != 0)
2818                 os << "\\begin{turn}{" << convert<string>(getRotateCell(cell)) << "}\n";
2819
2820         if (getUsebox(cell) == BOX_PARBOX) {
2821                 os << "\\parbox[";
2822                 switch (valign) {
2823                 case LYX_VALIGN_TOP:
2824                         os << 't';
2825                         break;
2826                 case LYX_VALIGN_MIDDLE:
2827                         os << 'c';
2828                         break;
2829                 case LYX_VALIGN_BOTTOM:
2830                         os << 'b';
2831                         break;
2832                 }
2833                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2834                    << "}{";
2835         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2836                 os << "\\begin{minipage}[";
2837                 switch (valign) {
2838                 case LYX_VALIGN_TOP:
2839                         os << 't';
2840                         break;
2841                 case LYX_VALIGN_MIDDLE:
2842                         os << 'm';
2843                         break;
2844                 case LYX_VALIGN_BOTTOM:
2845                         os << 'b';
2846                         break;
2847                 }
2848                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2849                    << "}\n";
2850         } else if (getRotateCell(cell) != 0 && getUsebox(cell) == BOX_VARWIDTH) {
2851                 os << "\\begin{varwidth}[";
2852                 switch (valign) {
2853                 case LYX_VALIGN_TOP:
2854                         os << 't';
2855                         break;
2856                 case LYX_VALIGN_MIDDLE:
2857                         os << 'm';
2858                         break;
2859                 case LYX_VALIGN_BOTTOM:
2860                         os << 'b';
2861                         break;
2862         }
2863         os << "]{\\linewidth}\n";
2864 }
2865 }
2866
2867
2868 void Tabular::TeXCellPostamble(otexstream & os, idx_type cell,
2869                                bool ismulticol, bool ismultirow) const
2870 {
2871         row_type const r = cellRow(cell);
2872         if (is_long_tabular && row_info[r].caption)
2873                 return;
2874
2875         // usual cells
2876         if (getUsebox(cell) == BOX_PARBOX)
2877                 os << '}';
2878         else if (getUsebox(cell) == BOX_MINIPAGE)
2879                 os << breakln << "\\end{minipage}";
2880         else if (getRotateCell(cell) != 0 && getUsebox(cell) == BOX_VARWIDTH)
2881                 os << breakln << "\\end{varwidth}";
2882         if (getRotateCell(cell) != 0)
2883                 os << breakln << "\\end{turn}";
2884         if (ismultirow)
2885                 os << '}';
2886         if (ismulticol)
2887                 os << '}';
2888 }
2889
2890
2891 void Tabular::TeXLongtableHeaderFooter(otexstream & os,
2892                                        OutputParams const & runparams,
2893                                        list<col_type> columns) const
2894 {
2895         if (!is_long_tabular)
2896                 return;
2897
2898         // caption handling
2899         // output caption which is in no header or footer
2900         if (haveLTCaption()) {
2901                 for (row_type r = 0; r < nrows(); ++r) {
2902                         if (row_info[r].caption &&
2903                             !row_info[r].endfirsthead && !row_info[r].endhead &&
2904                             !row_info[r].endfoot && !row_info[r].endlastfoot)
2905                                 TeXRow(os, r, runparams, columns);
2906                 }
2907         }
2908         // output first header info
2909         if (haveLTFirstHead()) {
2910                 if (endfirsthead.topDL)
2911                         os << "\\hline\n";
2912                 for (row_type r = 0; r < nrows(); ++r) {
2913                         if (row_info[r].endfirsthead)
2914                                 TeXRow(os, r, runparams, columns);
2915                 }
2916                 if (endfirsthead.bottomDL)
2917                         os << "\\hline\n";
2918                 os << "\\endfirsthead\n";
2919         }
2920         // output header info
2921         if (haveLTHead()) {
2922                 if (endfirsthead.empty && !haveLTFirstHead())
2923                         os << "\\endfirsthead\n";
2924                 if (endhead.topDL)
2925                         os << "\\hline\n";
2926                 for (row_type r = 0; r < nrows(); ++r) {
2927                         if (row_info[r].endhead)
2928                                 TeXRow(os, r, runparams, columns);
2929                 }
2930                 if (endhead.bottomDL)
2931                         os << "\\hline\n";
2932                 os << "\\endhead\n";
2933         }
2934         // output footer info
2935         if (haveLTFoot()) {
2936                 if (endfoot.topDL)
2937                         os << "\\hline\n";
2938                 for (row_type r = 0; r < nrows(); ++r) {
2939                         if (row_info[r].endfoot)
2940                                 TeXRow(os, r, runparams, columns);
2941                 }
2942                 if (endfoot.bottomDL)
2943                         os << "\\hline\n";
2944                 os << "\\endfoot\n";
2945                 if (endlastfoot.empty && !haveLTLastFoot())
2946                         os << "\\endlastfoot\n";
2947         }
2948         // output lastfooter info
2949         if (haveLTLastFoot()) {
2950                 if (endlastfoot.topDL)
2951                         os << "\\hline\n";
2952                 for (row_type r = 0; r < nrows(); ++r) {
2953                         if (row_info[r].endlastfoot)
2954                                 TeXRow(os, r, runparams, columns);
2955                 }
2956                 if (endlastfoot.bottomDL)
2957                         os << "\\hline\n";
2958                 os << "\\endlastfoot\n";
2959         }
2960 }
2961
2962
2963 bool Tabular::isValidRow(row_type row) const
2964 {
2965         if (!is_long_tabular)
2966                 return true;
2967         return !row_info[row].endhead && !row_info[row].endfirsthead
2968                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2969                 && !row_info[row].caption;
2970 }
2971
2972
2973 void Tabular::TeXRow(otexstream & os, row_type row,
2974                      OutputParams const & runparams,
2975                      list<col_type> columns) const
2976 {
2977         idx_type cell = cellIndex(row, 0);
2978
2979         //output the top line
2980         TeXTopHLine(os, row, columns);
2981
2982         if (row_info[row].top_space_default) {
2983                 if (use_booktabs)
2984                         os << "\\addlinespace\n";
2985                 else
2986                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2987         } else if(!row_info[row].top_space.zero()) {
2988                 if (use_booktabs)
2989                         os << "\\addlinespace["
2990                            << from_ascii(row_info[row].top_space.asLatexString())
2991                            << "]\n";
2992                 else {
2993                         os << "\\noalign{\\vskip"
2994                            << from_ascii(row_info[row].top_space.asLatexString())
2995                            << "}\n";
2996                 }
2997         }
2998         bool ismulticol = false;
2999         bool ismultirow = false;
3000
3001         // The bidi package (loaded by polyglossia with XeTeX) reverses RTL table columns
3002         // Luabibdi (used by LuaTeX) behaves like classic
3003         bool const bidi_rtl =
3004                 runparams.local_font->isRightToLeft()
3005                 && runparams.useBidiPackage();
3006         idx_type lastcell =
3007                 bidi_rtl ? getFirstCellInRow(row) : getLastCellInRow(row);
3008
3009         for (auto const & c : columns) {
3010                 if (isPartOfMultiColumn(row, c))
3011                         continue;
3012
3013                 cell = cellIndex(row, c);
3014
3015                 if (isPartOfMultiRow(row, c)
3016                     && column_info[c].alignment != LYX_ALIGN_DECIMAL) {
3017                         if (cell != lastcell)
3018                                 os << " & ";
3019                         continue;
3020                 }
3021
3022                 TeXCellPreamble(os, cell, ismulticol, ismultirow, bidi_rtl);
3023                 InsetTableCell const * inset = cellInset(cell);
3024
3025                 Paragraph const & par = inset->paragraphs().front();
3026
3027                 os.texrow().forceStart(par.id(), 0);
3028
3029                 bool rtl = par.isRTL(buffer().params())
3030                         && !par.empty()
3031                         && getPWidth(cell).zero()
3032                         && !runparams.use_polyglossia;
3033
3034                 if (rtl) {
3035                         string const lang =
3036                                 par.getParLanguage(buffer().params())->lang();
3037                         if (lang == "farsi")
3038                                 os << "\\textFR{";
3039                         else if (lang == "arabic_arabi")
3040                                 os << "\\textAR{";
3041                         // currently, remaining RTL languages are
3042                         // arabic_arabtex and hebrew
3043                         else
3044                                 os << "\\R{";
3045                 }
3046                 // pass to the OutputParams that we are in a cell and
3047                 // which alignment we have set.
3048                 // InsetNewline needs this context information.
3049                 OutputParams newrp(runparams);
3050                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
3051                                     ? OutputParams::PLAIN
3052                                     : OutputParams::ALIGNED;
3053
3054                 if (getAlignment(cell) == LYX_ALIGN_DECIMAL) {
3055                         // copy cell and split in 2
3056                         InsetTableCell head = InsetTableCell(*cellInset(cell));
3057                         head.setBuffer(const_cast<Buffer &>(buffer()));
3058                         DocIterator dit = cellInset(cell)->getText(0)->macrocontextPosition();
3059                         dit.pop_back();
3060                         dit.push_back(CursorSlice(head));
3061                         head.setMacrocontextPositionRecursive(dit);
3062                         bool hassep = false;
3063                         InsetTableCell tail = splitCell(head, column_info[c].decimal_point, hassep);
3064                         if (hassep) {
3065                                 tail.setBuffer(head.buffer());
3066                                 dit.pop_back();
3067                                 dit.push_back(CursorSlice(tail));
3068                                 tail.setMacrocontextPositionRecursive(dit);
3069                         }
3070                         if (bidi_rtl) {
3071                                 if (hassep) {
3072                                         tail.latex(os, newrp);
3073                                         os << '&';
3074                                 }
3075                                 head.latex(os, newrp);
3076                         } else {
3077                                 head.latex(os, newrp);
3078                                 if (hassep) {
3079                                         os << '&';
3080                                         tail.latex(os, newrp);
3081                                 }
3082                         }
3083                 } else if (ltCaption(row)) {
3084                         // Inside longtable caption rows, we must only output the caption inset
3085                         // with its content and omit anything outside of that (see #10791)
3086                         InsetIterator it = inset_iterator_begin(*const_cast<InsetTableCell *>(inset));
3087                         InsetIterator i_end = inset_iterator_end(*const_cast<InsetTableCell *>(inset));
3088                         for (; it != i_end; ++it) {
3089                                 if (it->lyxCode() != CAPTION_CODE)
3090                                         continue;
3091                                 it->latex(os, runparams);
3092                                 break;
3093                         }
3094                 } else if (!isPartOfMultiRow(row, c)) {
3095                         if (!runparams.nice)
3096                                 os.texrow().start(par.id(), 0);
3097                         inset->latex(os, newrp);
3098                 }
3099
3100                 runparams.encoding = newrp.encoding;
3101                 if (rtl)
3102                         os << '}';
3103
3104                 TeXCellPostamble(os, cell, ismulticol, ismultirow);
3105                 if (cell != lastcell) { // not last cell in row
3106                         if (runparams.nice)
3107                                 os << " & ";
3108                         else
3109                                 os << " &\n";
3110                 }
3111         }
3112         os << "\\tabularnewline";
3113         if (row_info[row].bottom_space_default) {
3114                 if (use_booktabs)
3115                         os << "\\addlinespace";
3116                 else
3117                         os << "[\\doublerulesep]";
3118         } else if (!row_info[row].bottom_space.zero()) {
3119                 if (use_booktabs)
3120                         os << "\\addlinespace";
3121                 os << '['
3122                    << from_ascii(row_info[row].bottom_space.asLatexString())
3123                    << ']';
3124         }
3125         os << '\n';
3126
3127         //output the bottom line
3128         TeXBottomHLine(os, row, columns);
3129
3130         if (row_info[row].interline_space_default) {
3131                 if (use_booktabs)
3132                         os << "\\addlinespace\n";
3133                 else
3134                         os << "\\noalign{\\vskip\\doublerulesep}\n";
3135         } else if (!row_info[row].interline_space.zero()) {
3136                 if (use_booktabs)
3137                         os << "\\addlinespace["
3138                            << from_ascii(row_info[row].interline_space.asLatexString())
3139                            << "]\n";
3140                 else
3141                         os << "\\noalign{\\vskip"
3142                            << from_ascii(row_info[row].interline_space.asLatexString())
3143                            << "}\n";
3144         }
3145 }
3146
3147
3148 void Tabular::latex(otexstream & os, OutputParams const & runparams) const
3149 {
3150         bool const is_tabular_star = !is_long_tabular && !tabular_width.zero()
3151                 && !hasVarwidthColumn();
3152         bool const is_xltabular = is_long_tabular
3153                 && (hasVarwidthColumn() || !tabular_width.zero());
3154         TexRow::RowEntry pos = TexRow::textEntry(runparams.lastid, runparams.lastpos);
3155
3156         //+---------------------------------------------------------------------
3157         //+                      first the opening preamble                    +
3158         //+---------------------------------------------------------------------
3159
3160         os << safebreakln;
3161         if (!TexRow::isNone(pos))
3162                 os.texrow().start(pos);
3163
3164         if (rotate != 0) {
3165                 if (is_long_tabular)
3166                         os << "\\begin{landscape}\n";
3167                 else
3168                         os << "\\begin{turn}{" << convert<string>(rotate) << "}\n";
3169         }
3170
3171         // The bidi package (loaded by polyglossia with XeTeX) swaps the column
3172         // order for RTL (#9686). Thus we use this list.
3173         bool const bidi_rtl =
3174                 runparams.local_font->isRightToLeft()
3175                 && runparams.useBidiPackage();
3176         list<col_type> columns;
3177         for (col_type cl = 0; cl < ncols(); ++cl) {
3178                 if (bidi_rtl)
3179                         columns.push_front(cl);
3180                 else
3181                         columns.push_back(cl);
3182         }
3183
3184         // If we use \cline or \cmidrule, we need to locally de-activate
3185         // the - character when using languages that activate it (e.g., Czech, Slovak).
3186         bool deactivate_chars = false;
3187         if ((runparams.use_babel || runparams.use_polyglossia)
3188             && contains(runparams.active_chars, '-')) {
3189                 bool have_clines = false;
3190                 // Check if we use \cline or \cmidrule
3191                 for (row_type row = 0; row < nrows(); ++row) {
3192                         col_type bset = 0, tset = 0;
3193                         for (auto const & c : columns) {
3194                                 idx_type const idx = cellIndex(row, c);
3195                                 if (bottomLineTrim(idx).first || bottomLineTrim(idx).second
3196                                     || topLineTrim(idx).first || topLineTrim(idx).second) {
3197                                         have_clines = true;
3198                                         break;
3199                                 }
3200                                 if (bottomLine(cellIndex(row, c)))
3201                                         ++bset;
3202                                 if (topLine(cellIndex(row, c)))
3203                                         ++tset;
3204                         }
3205                         if ((bset > 0 && bset < ncols()) || (tset > 0 && tset < ncols())) {
3206                                 have_clines = true;
3207                                 break;
3208                         }
3209                 }
3210                 if (have_clines) {
3211                         deactivate_chars = true;
3212                         os << "\\begingroup\n"
3213                            << "\\catcode`\\-=12\n";
3214                 }
3215         }
3216
3217         if (is_long_tabular) {
3218                 if (is_xltabular)
3219                         os << "\\begin{xltabular}";
3220                 else
3221                         os << "\\begin{longtable}";
3222                 switch (longtabular_alignment) {
3223                 case LYX_LONGTABULAR_ALIGN_LEFT:
3224                         os << "[l]";
3225                         break;
3226                 case LYX_LONGTABULAR_ALIGN_CENTER:
3227                         os << "[c]";
3228                         break;
3229                 case LYX_LONGTABULAR_ALIGN_RIGHT:
3230                         os << "[r]";
3231                         break;
3232                 }
3233                 if (is_xltabular) {
3234                         if (tabular_width.zero())
3235                                 os << "{" << from_ascii("\\columnwidth") << "}";
3236                         else
3237                                 os << "{" << from_ascii(tabular_width.asLatexString()) << "}";
3238                 }
3239         } else {
3240                 if (is_tabular_star)
3241                         os << "\\begin{tabular*}{" << from_ascii(tabular_width.asLatexString()) << "}";
3242                 else if (hasVarwidthColumn()) {
3243                         os << "\\begin{tabularx}{";
3244                         if (tabular_width.zero())
3245                                 os << from_ascii("\\columnwidth") << "}";
3246                         else
3247                                 os << from_ascii(tabular_width.asLatexString()) << "}";
3248                 } else
3249                         os << "\\begin{tabular}";
3250                 switch (tabular_valignment) {
3251                 case LYX_VALIGN_TOP:
3252                         os << "[t]";
3253                         break;
3254                 case LYX_VALIGN_MIDDLE:
3255                         break;
3256                 case LYX_VALIGN_BOTTOM:
3257                         os << "[b]";
3258                         break;
3259                 }
3260         }
3261
3262         os << "{";
3263
3264         if (is_tabular_star)
3265                 os << "@{\\extracolsep{\\fill}}";
3266
3267         for (auto const & c : columns) {
3268                 if ((bidi_rtl && columnRightLine(c)) || (!bidi_rtl && columnLeftLine(c)))
3269                         os << '|';
3270                 if (!column_info[c].align_special.empty()) {
3271                         os << column_info[c].align_special;
3272                 } else {
3273                         if (!column_info[c].p_width.zero()) {
3274                                 bool decimal = false;
3275                                 switch (column_info[c].alignment) {
3276                                 case LYX_ALIGN_LEFT:
3277                                         os << ">{\\raggedright}";
3278                                         break;
3279                                 case LYX_ALIGN_RIGHT:
3280                                         os << ">{\\raggedleft}";
3281                                         break;
3282                                 case LYX_ALIGN_CENTER:
3283                                         os << ">{\\centering}";
3284                                         break;
3285                                 case LYX_ALIGN_NONE:
3286                                 case LYX_ALIGN_BLOCK:
3287                                 case LYX_ALIGN_LAYOUT:
3288                                 case LYX_ALIGN_SPECIAL:
3289                                         break;
3290                                 case LYX_ALIGN_DECIMAL: {
3291                                         if (bidi_rtl)
3292                                                 os << ">{\\raggedright}";
3293                                         else
3294                                                 os << ">{\\raggedleft}";
3295                                         decimal = true;
3296                                         break;
3297                                 }
3298                                 }
3299
3300                                 char valign = 'p';
3301                                 switch (column_info[c].valignment) {
3302                                 case LYX_VALIGN_TOP:
3303                                         // this is the default
3304                                         break;
3305                                 case LYX_VALIGN_MIDDLE:
3306                                         valign = 'm';
3307                                         break;
3308                                 case LYX_VALIGN_BOTTOM:
3309                                         valign = 'b';
3310                                         break;
3311                                 }
3312                                 os << valign;
3313
3314                                 // Fixed-width cells with alignment at decimal separator
3315                                 // are output as two cells of half the width with the decimal
3316                                 // separator as column sep. This effectively puts the content
3317                                 // centered, which differs from the normal decimal sep alignment
3318                                 // and is not ideal, but we cannot do better ATM (see #9568).
3319                                 // FIXME: Implement proper decimal sep alignment, e.g. via siunitx.
3320                                 if (decimal) {
3321                                         docstring const halffixedwith =
3322                                                 from_ascii(Length(column_info[c].p_width.value() / 2,
3323                                                                   column_info[c].p_width.unit()).asLatexString());
3324                                         os << '{'
3325                                            << halffixedwith
3326                                            << '}'
3327                                            << "@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}"
3328                                            << valign
3329                                            << '{'
3330                                            << halffixedwith
3331                                            << '}';
3332                                 } else
3333                                         os << '{'
3334                                            << from_ascii(column_info[c].p_width.asLatexString())
3335                                            << '}';
3336                         } else if (column_info[c].varwidth) {
3337                                 switch (column_info[c].alignment) {
3338                                 case LYX_ALIGN_LEFT:
3339                                         os << ">{\\raggedright\\arraybackslash}";
3340                                         break;
3341                                 case LYX_ALIGN_RIGHT:
3342                                         os << ">{\\raggedleft\\arraybackslash}";
3343                                         break;
3344                                 case LYX_ALIGN_CENTER:
3345                                         os << ">{\\centering\\arraybackslash}";
3346                                         break;
3347                                 case LYX_ALIGN_NONE:
3348                                 case LYX_ALIGN_BLOCK:
3349                                 case LYX_ALIGN_LAYOUT:
3350                                 case LYX_ALIGN_SPECIAL:
3351                                 case LYX_ALIGN_DECIMAL:
3352                                         break;
3353                                 }
3354                                 os << 'X';
3355                         } else if (isVTypeColumn(c)) {
3356                                 switch (column_info[c].alignment) {
3357                                 case LYX_ALIGN_LEFT:
3358                                         os << ">{\\raggedright}";
3359                                         break;
3360                                 case LYX_ALIGN_RIGHT:
3361                                         os << ">{\\raggedleft}";
3362                                         break;
3363                                 case LYX_ALIGN_CENTER:
3364                                         os << ">{\\centering}";
3365                                         break;
3366                                 case LYX_ALIGN_NONE:
3367                                 case LYX_ALIGN_BLOCK:
3368                                 case LYX_ALIGN_LAYOUT:
3369                                 case LYX_ALIGN_SPECIAL:
3370                                 case LYX_ALIGN_DECIMAL:
3371                                         break;
3372                                 }
3373                                 os << "V{\\linewidth}";
3374                         } else {
3375                                 switch (column_info[c].alignment) {
3376                                 case LYX_ALIGN_LEFT:
3377                                         os << 'l';
3378                                         break;
3379                                 case LYX_ALIGN_RIGHT:
3380                                         os << 'r';
3381                                         break;
3382                                 case LYX_ALIGN_DECIMAL:
3383                                         os << "r@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}l";
3384                                         break;
3385                                 default:
3386                                         os << 'c';
3387                                         break;
3388                                 }
3389                         } // end if else !column_info[i].p_width
3390                 } // end if else !column_info[i].align_special
3391                 if ((bidi_rtl && columnLeftLine(c)) || (!bidi_rtl && columnRightLine(c)))
3392                         os << '|';
3393         }
3394         os << "}\n";
3395
3396         TeXLongtableHeaderFooter(os, runparams, columns);
3397
3398         //+---------------------------------------------------------------------
3399         //+                      the single row and columns (cells)            +
3400         //+---------------------------------------------------------------------
3401
3402         for (row_type r = 0; r < nrows(); ++r) {
3403                 if (isValidRow(r)) {
3404                         TeXRow(os, r, runparams, columns);
3405                         if (is_long_tabular && row_info[r].newpage)
3406                                 os << "\\newpage\n";
3407                 }
3408         }
3409
3410         //+---------------------------------------------------------------------
3411         //+                      the closing of the tabular                    +
3412         //+---------------------------------------------------------------------
3413
3414         if (is_long_tabular) {
3415                 if (is_xltabular)
3416                         os << "\\end{xltabular}";
3417                 else
3418                         os << "\\end{longtable}";
3419         } else {
3420                 if (is_tabular_star)
3421                         os << "\\end{tabular*}";
3422                 else if (hasVarwidthColumn())
3423                         os << "\\end{tabularx}";
3424                 else
3425                         os << "\\end{tabular}";
3426         }
3427
3428         if (deactivate_chars)
3429                 // close the group
3430                 os << "\n\\endgroup\n";
3431
3432         if (rotate != 0) {
3433                 if (is_long_tabular)
3434                         os << breakln << "\\end{landscape}";
3435                 else
3436                         os << breakln << "\\end{turn}";
3437         }
3438
3439         if (!TexRow::isNone(pos))
3440                 os.texrow().start(pos);
3441 }
3442
3443
3444 int Tabular::docbookRow(odocstream & os, row_type row,
3445                            OutputParams const & runparams) const
3446 {
3447         int ret = 0;
3448         idx_type cell = getFirstCellInRow(row);
3449
3450         os << "<row>\n";
3451         for (col_type c = 0; c < ncols(); ++c) {
3452                 if (isPartOfMultiColumn(row, c))
3453                         continue;
3454
3455                 os << "<entry align=\"";
3456                 switch (getAlignment(cell)) {
3457                 case LYX_ALIGN_LEFT:
3458                         os << "left";
3459                         break;
3460                 case LYX_ALIGN_RIGHT:
3461                         os << "right";
3462                         break;
3463                 default:
3464                         os << "center";
3465                         break;
3466                 }
3467
3468                 os << "\" valign=\"";
3469                 switch (getVAlignment(cell)) {
3470                 case LYX_VALIGN_TOP:
3471                         os << "top";
3472                         break;
3473                 case LYX_VALIGN_BOTTOM:
3474                         os << "bottom";
3475                         break;
3476                 case LYX_VALIGN_MIDDLE:
3477                         os << "middle";
3478                 }
3479                 os << '"';
3480
3481                 if (isMultiColumn(cell)) {
3482                         os << " namest=\"col" << c << "\" ";
3483                         os << "nameend=\"col" << c + columnSpan(cell) - 1 << '"';
3484                 }
3485
3486                 os << '>';
3487                 ret += cellInset(cell)->docbook(os, runparams);
3488                 os << "</entry>\n";
3489                 ++cell;
3490         }
3491         os << "</row>\n";
3492         return ret;
3493 }
3494
3495
3496 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
3497 {
3498         int ret = 0;
3499
3500         //+---------------------------------------------------------------------
3501         //+                      first the opening preamble                    +
3502         //+---------------------------------------------------------------------
3503
3504         os << "<tgroup cols=\"" << ncols()
3505            << "\" colsep=\"1\" rowsep=\"1\">\n";
3506
3507         for (col_type c = 0; c < ncols(); ++c) {
3508                 os << "<colspec colname=\"col" << c << "\" align=\"";
3509                 switch (column_info[c].alignment) {
3510                 case LYX_ALIGN_LEFT:
3511                         os << "left";
3512                         break;
3513                 case LYX_ALIGN_RIGHT:
3514                         os << "right";
3515                         break;
3516                 default:
3517                         os << "center";
3518                         break;
3519                 }
3520                 os << '"';
3521                 if (runparams.flavor == OutputParams::XML)
3522                         os << '/';
3523                 os << ">\n";
3524                 ++ret;
3525         }
3526
3527         //+---------------------------------------------------------------------
3528         //+                      Long Tabular case                             +
3529         //+---------------------------------------------------------------------
3530
3531         // output caption info
3532         // The caption flag wins over head/foot
3533         if (haveLTCaption()) {
3534                 os << "<caption>\n";
3535                 ++ret;
3536                 for (row_type r = 0; r < nrows(); ++r) {
3537                         if (row_info[r].caption) {
3538                                 ret += docbookRow(os, r, runparams);
3539                         }
3540                 }
3541                 os << "</caption>\n";
3542                 ++ret;
3543         }
3544         // output header info
3545         if (haveLTHead(false) || haveLTFirstHead(false)) {
3546                 os << "<thead>\n";
3547                 ++ret;
3548                 for (row_type r = 0; r < nrows(); ++r) {
3549                         if ((row_info[r].endhead || row_info[r].endfirsthead) &&
3550                             !row_info[r].caption) {
3551                                 ret += docbookRow(os, r, runparams);
3552                         }
3553                 }
3554                 os << "</thead>\n";
3555                 ++ret;
3556         }
3557         // output footer info
3558         if (haveLTFoot(false) || haveLTLastFoot(false)) {
3559                 os << "<tfoot>\n";
3560                 ++ret;
3561                 for (row_type r = 0; r < nrows(); ++r) {
3562                         if ((row_info[r].endfoot || row_info[r].endlastfoot) &&
3563                             !row_info[r].caption) {
3564                                 ret += docbookRow(os, r, runparams);
3565                         }
3566                 }
3567                 os << "</tfoot>\n";
3568                 ++ret;
3569         }
3570
3571         //+---------------------------------------------------------------------
3572         //+                      the single row and columns (cells)            +
3573         //+---------------------------------------------------------------------
3574
3575         os << "<tbody>\n";
3576         ++ret;
3577         for (row_type r = 0; r < nrows(); ++r) {
3578                 if (isValidRow(r)) {
3579                         ret += docbookRow(os, r, runparams);
3580                 }
3581         }
3582         os << "</tbody>\n";
3583         ++ret;
3584         //+---------------------------------------------------------------------
3585         //+                      the closing of the tabular                    +
3586         //+---------------------------------------------------------------------
3587
3588         os << "</tgroup>";
3589         ++ret;
3590
3591         return ret;
3592 }
3593
3594
3595 docstring Tabular::xhtmlRow(XHTMLStream & xs, row_type row,
3596                            OutputParams const & runparams, bool header) const
3597 {
3598         docstring ret;
3599         string const celltag = header ? "th" : "td";
3600         idx_type cell = getFirstCellInRow(row);
3601
3602         xs << html::StartTag("tr");
3603         for (col_type c = 0; c < ncols(); ++c) {
3604                 if (isPartOfMultiColumn(row, c) || isPartOfMultiRow(row, c))
3605                         continue;
3606
3607                 stringstream attr;
3608
3609                 Length const cwidth = column_info[c].p_width;
3610                 if (!cwidth.zero()) {
3611                         string const hwidth = cwidth.asHTMLString();
3612                         attr << "style =\"width: " << hwidth << ";\" ";
3613                 }
3614
3615                 attr << "align='";
3616                 switch (getAlignment(cell)) {
3617                 case LYX_ALIGN_LEFT:
3618                         attr << "left";
3619                         break;
3620                 case LYX_ALIGN_RIGHT:
3621                         attr << "right";
3622                         break;
3623                 default:
3624                         attr << "center";
3625                         break;
3626                 }
3627                 attr << "'";
3628                 attr << " valign='";
3629                 switch (getVAlignment(cell)) {
3630                 case LYX_VALIGN_TOP:
3631                         attr << "top";
3632                         break;
3633                 case LYX_VALIGN_BOTTOM:
3634                         attr << "bottom";
3635                         break;
3636                 case LYX_VALIGN_MIDDLE:
3637                         attr << "middle";
3638                 }
3639                 attr << "'";
3640
3641                 if (isMultiColumn(cell))
3642                         attr << " colspan='" << columnSpan(cell) << "'";
3643                 else if (isMultiRow(cell))
3644                         attr << " rowspan='" << rowSpan(cell) << "'";
3645
3646                 xs << html::StartTag(celltag, attr.str(), true) << html::CR();
3647                 ret += cellInset(cell)->xhtml(xs, runparams);
3648                 xs << html::EndTag(celltag) << html::CR();
3649                 ++cell;
3650         }
3651         xs << html::EndTag("tr");
3652         return ret;
3653 }
3654
3655
3656 docstring Tabular::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
3657 {
3658         docstring ret;
3659
3660         if (is_long_tabular) {
3661                 // we'll wrap it in a div, so as to deal with alignment
3662                 string align;
3663                 switch (longtabular_alignment) {
3664                 case LYX_LONGTABULAR_ALIGN_LEFT:
3665                         align = "left";
3666                         break;
3667                 case LYX_LONGTABULAR_ALIGN_CENTER:
3668                         align = "center";
3669                         break;
3670                 case LYX_LONGTABULAR_ALIGN_RIGHT:
3671                         align = "right";
3672                         break;
3673                 }
3674                 xs << html::StartTag("div", "class='longtable' style='text-align: " + align + ";'")
3675                    << html::CR();
3676                 // The caption flag wins over head/foot
3677                 if (haveLTCaption()) {
3678                         xs << html::StartTag("div", "class='longtable-caption' style='text-align: " + align + ";'")
3679                            << html::CR();
3680                         for (row_type r = 0; r < nrows(); ++r)
3681                                 if (row_info[r].caption)
3682                                         ret += xhtmlRow(xs, r, runparams);
3683                         xs << html::EndTag("div") << html::CR();
3684                 }
3685         }
3686
3687         xs << html::StartTag("table") << html::CR();
3688
3689         // output header info
3690         bool const havefirsthead = haveLTFirstHead(false);
3691         // if we have a first head, then we are going to ignore the
3692         // headers for the additional pages, since there aren't any
3693         // in XHTML. this test accomplishes that.
3694         bool const havehead = !havefirsthead && haveLTHead(false);
3695         if (havehead || havefirsthead) {
3696                 xs << html::StartTag("thead") << html::CR();
3697                 for (row_type r = 0; r < nrows(); ++r) {
3698                         if (((havefirsthead && row_info[r].endfirsthead) ||
3699                              (havehead && row_info[r].endhead)) &&
3700                             !row_info[r].caption) {
3701                                 ret += xhtmlRow(xs, r, runparams, true);
3702                         }
3703                 }
3704                 xs << html::EndTag("thead") << html::CR();
3705         }
3706         // output footer info
3707         bool const havelastfoot = haveLTLastFoot(false);
3708         // as before.
3709         bool const havefoot = !havelastfoot && haveLTFoot(false);
3710         if (havefoot || havelastfoot) {
3711                 xs << html::StartTag("tfoot") << html::CR();
3712                 for (row_type r = 0; r < nrows(); ++r) {
3713                         if (((havelastfoot && row_info[r].endlastfoot) ||
3714                              (havefoot && row_info[r].endfoot)) &&
3715                             !row_info[r].caption) {
3716                                 ret += xhtmlRow(xs, r, runparams);
3717                         }
3718                 }
3719                 xs << html::EndTag("tfoot") << html::CR();
3720         }
3721
3722         xs << html::StartTag("tbody") << html::CR();
3723         for (row_type r = 0; r < nrows(); ++r) {
3724                 if (isValidRow(r)) {
3725                         ret += xhtmlRow(xs, r, runparams);
3726                 }
3727         }
3728         xs << html::EndTag("tbody")
3729            << html::CR()
3730            << html::EndTag("table")
3731            << html::CR();
3732         if (is_long_tabular)
3733                 xs << html::EndTag("div") << html::CR();
3734         return ret;
3735 }
3736
3737
3738 bool Tabular::plaintextTopHLine(odocstringstream & os, row_type row,
3739                                    vector<unsigned int> const & clen) const
3740 {
3741         idx_type const fcell = getFirstCellInRow(row);
3742         idx_type const n = numberOfCellsInRow(row) + fcell;
3743         idx_type tmp = 0;
3744
3745         for (idx_type i = fcell; i < n; ++i) {
3746                 if (topLine(i)) {
3747                         ++tmp;
3748                         break;
3749                 }
3750         }
3751         if (!tmp)
3752                 return false;
3753
3754         char_type ch;
3755         for (idx_type i = fcell; i < n; ++i) {
3756                 if (topLine(i)) {
3757                         if (leftLine(i))
3758                                 os << "+-";
3759                         else
3760                                 os << "--";
3761                         ch = '-';
3762                 } else {
3763                         os << "  ";
3764                         ch = ' ';
3765                 }
3766                 col_type column = cellColumn(i);
3767                 int len = clen[column];
3768                 while (column < ncols() - 1
3769                        && isPartOfMultiColumn(row, ++column))
3770                         len += clen[column] + 4;
3771                 os << docstring(len, ch);
3772                 if (topLine(i)) {
3773                         if (rightLine(i))
3774                                 os << "-+";
3775                         else
3776                                 os << "--";
3777                 } else {
3778                         os << "  ";
3779                 }
3780         }
3781         os << endl;
3782         return true;
3783 }
3784
3785
3786 bool Tabular::plaintextBottomHLine(odocstringstream & os, row_type row,
3787                                       vector<unsigned int> const & clen) const
3788 {
3789         idx_type const fcell = getFirstCellInRow(row);
3790         idx_type const n = numberOfCellsInRow(row) + fcell;
3791         idx_type tmp = 0;
3792
3793         for (idx_type i = fcell; i < n; ++i) {
3794                 if (bottomLine(i)) {
3795                         ++tmp;
3796                         break;
3797                 }
3798         }
3799         if (!tmp)
3800                 return false;
3801
3802         char_type ch;
3803         for (idx_type i = fcell; i < n; ++i) {
3804                 if (bottomLine(i)) {
3805                         if (leftLine(i))
3806                                 os << "+-";
3807                         else
3808                                 os << "--";
3809                         ch = '-';
3810                 } else {
3811                         os << "  ";
3812                         ch = ' ';
3813                 }
3814                 col_type column = cellColumn(i);
3815                 int len = clen[column];
3816                 while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3817                         len += clen[column] + 4;
3818                 os << docstring(len, ch);
3819                 if (bottomLine(i)) {
3820                         if (rightLine(i))
3821                                 os << "-+";
3822                         else
3823                                 os << "--";
3824                 } else {
3825                         os << "  ";
3826                 }
3827         }
3828         os << endl;
3829         return true;
3830 }
3831
3832
3833 void Tabular::plaintextPrintCell(odocstringstream & os,
3834                                OutputParams const & runparams,
3835                                idx_type cell, row_type row, col_type column,
3836                                vector<unsigned int> const & clen,
3837                                bool onlydata, size_t max_length) const
3838 {
3839         odocstringstream sstr;
3840         cellInset(cell)->plaintext(sstr, runparams, max_length);
3841
3842         if (onlydata) {
3843                 os << sstr.str();
3844                 return;
3845         }
3846
3847         if (leftLine(cell))
3848                 os << "| ";
3849         else
3850                 os << "  ";
3851
3852         unsigned int len1 = sstr.str().length();
3853         unsigned int len2 = clen[column];
3854         while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3855                 len2 += clen[column] + 4;
3856         len2 -= len1;
3857
3858         switch (getAlignment(cell)) {
3859         default:
3860         case LYX_ALIGN_LEFT:
3861                 len1 = 0;
3862                 break;
3863         case LYX_ALIGN_RIGHT:
3864                 len1 = len2;
3865                 len2 = 0;
3866                 break;
3867         case LYX_ALIGN_CENTER:
3868                 len1 = len2 / 2;
3869                 len2 -= len1;
3870                 break;
3871         }
3872
3873         os << docstring(len1, ' ') << sstr.str()
3874            << docstring(len2, ' ');
3875
3876         if (rightLine(cell))
3877                 os << " |";
3878         else
3879                 os << "  ";
3880 }
3881
3882
3883 void Tabular::plaintext(odocstringstream & os,
3884                            OutputParams const & runparams, int const depth,
3885                            bool onlydata, char_type delim, size_t max_length) const
3886 {
3887         // first calculate the width of the single columns
3888         vector<unsigned int> clen(ncols());
3889
3890         if (!onlydata) {
3891                 // first all non multicolumn cells!
3892                 for (col_type c = 0; c < ncols(); ++c) {
3893                         clen[c] = 0;
3894                         for (row_type r = 0; r < nrows(); ++r) {
3895                                 idx_type cell = cellIndex(r, c);
3896                                 if (isMultiColumn(cell))
3897                                         continue;
3898                                 odocstringstream sstr;
3899                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3900                                 if (clen[c] < sstr.str().length())
3901                                         clen[c] = sstr.str().length();
3902                         }
3903                 }
3904                 // then all multicolumn cells!
3905                 for (col_type c = 0; c < ncols(); ++c) {
3906                         for (row_type r = 0; r < nrows(); ++r) {
3907                                 idx_type cell = cellIndex(r, c);
3908                                 if (cell_info[r][c].multicolumn != CELL_BEGIN_OF_MULTICOLUMN)
3909                                         continue;
3910                                 odocstringstream sstr;
3911                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3912                                 int len = int(sstr.str().length());
3913                                 idx_type const n = columnSpan(cell);
3914                                 for (col_type k = c; len > 0 && k < c + n - 1; ++k)
3915                                         len -= clen[k];
3916                                 if (len > int(clen[c + n - 1]))
3917                                         clen[c + n - 1] = len;
3918                         }
3919                 }
3920         }
3921         idx_type cell = 0;
3922         for (row_type r = 0; r < nrows(); ++r) {
3923                 if (!onlydata && plaintextTopHLine(os, r, clen))
3924                         os << docstring(depth * 2, ' ');
3925                 for (col_type c = 0; c < ncols(); ++c) {
3926                         if (isPartOfMultiColumn(r, c) || isPartOfMultiRow(r,c))
3927                                 continue;
3928                         if (onlydata && c > 0)
3929                                 // we don't use operator<< for single UCS4 character.
3930                                 // see explanation in docstream.h
3931                                 os.put(delim);
3932                         plaintextPrintCell(os, runparams, cell, r, c, clen, onlydata, max_length);
3933                         ++cell;
3934                         if (os.str().size() > max_length)
3935                                 break;
3936                 }
3937                 os << endl;
3938                 if (!onlydata) {
3939                         os << docstring(depth * 2, ' ');
3940                         if (plaintextBottomHLine(os, r, clen))
3941                                 os << docstring(depth * 2, ' ');
3942                 }
3943                 if (os.str().size() > max_length)
3944                         break;
3945         }
3946 }
3947
3948
3949 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell)
3950 {
3951         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
3952 }
3953
3954
3955 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row, col_type column)
3956 {
3957         return cell_info[row][column].inset;
3958 }
3959
3960
3961 InsetTableCell const * Tabular::cellInset(idx_type cell) const
3962 {
3963         return cell_info[cellRow(cell)][cellColumn(cell)].inset.get();
3964 }
3965
3966
3967 void Tabular::setCellInset(row_type row, col_type column,
3968                            shared_ptr<InsetTableCell> ins)
3969 {
3970         CellData & cd = cell_info[row][column];
3971         cd.inset = ins;
3972 }
3973
3974
3975 void Tabular::validate(LaTeXFeatures & features) const
3976 {
3977         features.require("NeedTabularnewline");
3978         if (use_booktabs)
3979                 features.require("booktabs");
3980         if (is_long_tabular && !hasVarwidthColumn()) {
3981                 if (tabular_width.zero())
3982                         features.require("longtable");
3983                 else
3984                         features.require("xltabular");
3985         }
3986         if (rotate && is_long_tabular)
3987                 features.require("lscape");
3988         if (needRotating())
3989                 features.require("rotating");
3990         if (hasVarwidthColumn()) {
3991                 if (is_long_tabular)
3992                         features.require("xltabular");
3993                 else
3994                         features.require("tabularx");
3995         }
3996         for (idx_type cell = 0; cell < numberofcells; ++cell) {
3997                 if (isMultiRow(cell))
3998                         features.require("multirow");
3999                 if (getUsebox(cell) == BOX_VARWIDTH)
4000                         features.require("varwidth");
4001                 if (getVAlignment(cell) != LYX_VALIGN_TOP
4002                     || !getPWidth(cell).zero()
4003                     || isVTypeColumn(cellColumn(cell)))
4004                         features.require("array");
4005                 // Tell footnote that we need a savenote
4006                 // environment in non-long tables or
4007                 // longtable headers/footers
4008                 else if (!is_long_tabular && !features.inFloat())
4009                         features.saveNoteEnv("tabular");
4010                 else if (!isValidRow(cellRow(cell)))
4011                         features.saveNoteEnv("longtable");
4012
4013                 cellInset(cell)->validate(features);
4014                 features.saveNoteEnv(string());
4015         }
4016 }
4017
4018
4019 Tabular::BoxType Tabular::useBox(idx_type cell) const
4020 {
4021         ParagraphList const & parlist = cellInset(cell)->paragraphs();
4022         if (parlist.size() > 1)
4023                 return BOX_VARWIDTH;
4024
4025         ParagraphList::const_iterator cit = parlist.begin();
4026         ParagraphList::const_iterator end = parlist.end();
4027
4028         for (; cit != end; ++cit)
4029                 for (int i = 0; i < cit->size(); ++i)
4030                         if (cit->isNewline(i) || cit->layout().isEnvironment())
4031                                 return BOX_VARWIDTH;
4032
4033         return BOX_NONE;
4034 }
4035
4036
4037 /////////////////////////////////////////////////////////////////////
4038 //
4039 // InsetTableCell
4040 //
4041 /////////////////////////////////////////////////////////////////////
4042
4043 InsetTableCell::InsetTableCell(Buffer * buf)
4044         : InsetText(buf, InsetText::PlainLayout), isFixedWidth(false),
4045           isMultiColumn(false), isMultiRow(false), contentAlign(LYX_ALIGN_CENTER)
4046 {}
4047
4048
4049 bool InsetTableCell::forcePlainLayout(idx_type) const
4050 {
4051         return isMultiRow || (isMultiColumn && !isFixedWidth);
4052 }
4053
4054
4055 bool InsetTableCell::allowParagraphCustomization(idx_type) const
4056 {
4057         return isFixedWidth;
4058 }
4059
4060
4061 bool InsetTableCell::forceLocalFontSwitch() const
4062 {
4063         return true;
4064 }
4065
4066
4067 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
4068         FuncStatus & status) const
4069 {
4070         bool enabled = true;
4071         switch (cmd.action()) {
4072         case LFUN_INSET_DISSOLVE:
4073                 enabled = false;
4074                 break;
4075         case LFUN_MATH_DISPLAY:
4076                 if (!hasFixedWidth()) {
4077                         enabled = false;
4078                         break;
4079                 } //fall-through
4080         default:
4081                 return InsetText::getStatus(cur, cmd, status);
4082         }
4083         status.setEnabled(enabled);
4084         return true;
4085 }
4086
4087 docstring InsetTableCell::asString(bool intoInsets)
4088 {
4089         docstring retval;
4090         if (paragraphs().empty())
4091                 return retval;
4092         ParagraphList::const_iterator it = paragraphs().begin();
4093         ParagraphList::const_iterator en = paragraphs().end();
4094         bool first = true;
4095         for (; it != en; ++it) {
4096                 if (!first)
4097                         retval += "\n";
4098                 else
4099                         first = false;
4100                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
4101         }
4102         return retval;
4103 }
4104
4105
4106 void InsetTableCell::addToToc(DocIterator const & di, bool output_active,
4107                                                           UpdateType utype, TocBackend & backend) const
4108 {
4109         InsetText::iterateForToc(di, output_active, utype, backend);
4110 }
4111
4112
4113 docstring InsetTableCell::xhtml(XHTMLStream & xs, OutputParams const & rp) const
4114 {
4115         if (!isFixedWidth)
4116                 return InsetText::insetAsXHTML(xs, rp, InsetText::JustText);
4117         return InsetText::xhtml(xs, rp);
4118 }
4119
4120
4121 void InsetTableCell::metrics(MetricsInfo & mi, Dimension & dim) const
4122 {
4123         TextMetrics & tm = mi.base.bv->textMetrics(&text());
4124
4125         // Hand font through to contained lyxtext:
4126         tm.font_.fontInfo() = mi.base.font;
4127         mi.base.textwidth -= 2 * TEXT_TO_INSET_OFFSET;
4128
4129         // This can happen when a layout has a left and right margin,
4130         // and the view is made very narrow. We can't do better than
4131         // to draw it partly out of view (bug 5890).
4132         if (mi.base.textwidth < 1)
4133                 mi.base.textwidth = 1;
4134
4135         // We tell metrics here not to expand on multiple pars
4136         // This is the difference to InsetText::Metrics
4137         if (hasFixedWidth())
4138                 tm.metrics(mi, dim, mi.base.textwidth, false);
4139         else
4140                 tm.metrics(mi, dim, 0, false);
4141         mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
4142         dim.asc += TEXT_TO_INSET_OFFSET;
4143         dim.des += TEXT_TO_INSET_OFFSET;
4144         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
4145 }
4146
4147
4148
4149 /////////////////////////////////////////////////////////////////////
4150 //
4151 // InsetTabular
4152 //
4153 /////////////////////////////////////////////////////////////////////
4154
4155 InsetTabular::InsetTabular(Buffer * buf, row_type rows,
4156                            col_type columns)
4157         : Inset(buf), tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))),
4158           rowselect_(false), colselect_(false)
4159 {
4160 }
4161
4162
4163 InsetTabular::InsetTabular(InsetTabular const & tab)
4164         : Inset(tab), tabular(tab.tabular),
4165           rowselect_(false), colselect_(false)
4166 {
4167 }
4168
4169
4170 InsetTabular::~InsetTabular()
4171 {
4172         hideDialogs("tabular", this);
4173 }
4174
4175
4176 void InsetTabular::setBuffer(Buffer & buf)
4177 {
4178         tabular.setBuffer(buf);
4179         Inset::setBuffer(buf);
4180 }
4181
4182
4183 bool InsetTabular::insetAllowed(InsetCode code) const
4184 {
4185         switch (code) {
4186         case FLOAT_CODE:
4187         case MARGIN_CODE:
4188         case MATHMACRO_CODE:
4189         case WRAP_CODE:
4190                 return false;
4191
4192         case CAPTION_CODE:
4193                 return tabular.is_long_tabular;
4194
4195         default:
4196                 return true;
4197         }
4198 }
4199
4200
4201 bool InsetTabular::allowsCaptionVariation(std::string const & newtype) const
4202 {
4203         return tabular.is_long_tabular &&
4204                 (newtype == "Standard" || newtype == "Unnumbered");
4205 }
4206
4207
4208 void InsetTabular::write(ostream & os) const
4209 {
4210         os << "Tabular" << endl;
4211         tabular.write(os);
4212 }
4213
4214
4215 string InsetTabular::contextMenu(BufferView const &, int, int) const
4216 {
4217         // FIXME: depending on the selection state,
4218         // we could offer a different menu.
4219         return cell(0)->contextMenuName() + ";" + contextMenuName();
4220 }
4221
4222
4223 string InsetTabular::contextMenuName() const
4224 {
4225         return "context-tabular";
4226 }
4227
4228
4229 void InsetTabular::read(Lexer & lex)
4230 {
4231         //bool const old_format = (lex.getString() == "\\LyXTable");
4232
4233         tabular.read(lex);
4234
4235         //if (old_format)
4236         //      return;
4237
4238         lex.next();
4239         string token = lex.getString();
4240         while (lex && token != "\\end_inset") {
4241                 lex.next();
4242                 token = lex.getString();
4243         }
4244         if (!lex)
4245                 lex.printError("Missing \\end_inset at this point. ");
4246 }
4247
4248
4249 int InsetTabular::rowFromY(Cursor & cur, int y) const
4250 {
4251         // top y coordinate of tabular
4252         int h = yo(cur.bv()) - tabular.rowAscent(0) + tabular.offsetVAlignment();
4253         row_type r = 0;
4254         for (; r < tabular.nrows() && y > h; ++r)
4255                 h += tabular.rowAscent(r) + tabular.rowDescent(r)
4256                         + tabular.interRowSpace(r);
4257
4258         return r - 1;
4259 }
4260
4261
4262 int InsetTabular::columnFromX(Cursor & cur, int x) const
4263 {
4264         // left x coordinate of tabular
4265         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
4266         col_type c = 0;
4267         for (; c < tabular.ncols() && x > w; ++c)
4268                 w += tabular.cellWidth(c);
4269         return c - 1;
4270 }
4271
4272
4273 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
4274 {
4275         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
4276         //      mi.base.textwidth << "\n";
4277         LBUFERR(mi.base.bv);
4278
4279         for (row_type r = 0; r < tabular.nrows(); ++r) {
4280                 int maxasc = 0;
4281                 int maxdes = 0;
4282                 for (col_type c = 0; c < tabular.ncols(); ++c) {
4283                         if (tabular.isPartOfMultiColumn(r, c)
4284                                 || tabular.isPartOfMultiRow(r, c))
4285                                 // multicolumn or multirow cell, but not first one
4286                                 continue;
4287                         idx_type const cell = tabular.cellIndex(r, c);
4288                         Dimension dim0;
4289                         MetricsInfo m = mi;
4290                         Length const p_width = tabular.getPWidth(cell);
4291                         if (!p_width.zero())
4292                                 m.base.textwidth = mi.base.inPixels(p_width);
4293                         else if (tabular.column_info[c].varwidth)
4294                                 m.base.textwidth = tabular.column_info[c].width;
4295                         tabular.cellInset(cell)->metrics(m, dim0);
4296                         if (!p_width.zero() || tabular.column_info[c].varwidth)
4297                                 dim0.wid = m.base.textwidth;
4298                         tabular.cellInfo(cell).width = dim0.wid + 2 * WIDTH_OF_LINE
4299                                 + tabular.interColumnSpace(cell);
4300
4301                         // FIXME(?): do we need a second metrics call?
4302                         TextMetrics const & tm =
4303                                 mi.base.bv->textMetrics(tabular.cellInset(cell)->getText(0));
4304
4305                         // determine horizontal offset because of decimal align (if necessary)
4306                         int decimal_width = 0;
4307                         if (tabular.getAlignment(cell) == LYX_ALIGN_DECIMAL) {
4308                                 InsetTableCell tail = InsetTableCell(*tabular.cellInset(cell));
4309                                 tail.setBuffer(tabular.buffer());
4310                                 // we need to set macrocontext position everywhere
4311                                 // otherwise we crash with nested insets (e.g. footnotes)
4312                                 // after decimal point
4313                                 DocIterator dit = tabular.cellInset(cell)->getText(0)->macrocontextPosition();
4314                                 dit.pop_back();
4315                                 dit.push_back(CursorSlice(tail));
4316                                 tail.setMacrocontextPositionRecursive(dit);
4317
4318                                 // remove text leading decimal point
4319                                 docstring const align_d = tabular.column_info[c].decimal_point;
4320                                 dit = separatorPos(&tail, align_d);
4321
4322                                 pit_type const psize = tail.paragraphs().front().size();
4323                                 if (dit) {
4324                                         tail.paragraphs().front().eraseChars(0,
4325                                                 dit.pos() < psize ? dit.pos() + 1 : psize, false);
4326                                         Dimension dim1;
4327                                         tail.metrics(m, dim1);
4328                                         decimal_width = dim1.width();
4329                                 }
4330                         }
4331                         tabular.cell_info[r][c].decimal_hoffset = tm.width() - decimal_width;
4332                         tabular.cell_info[r][c].decimal_width = decimal_width;
4333
4334                         // with LYX_VALIGN_BOTTOM the descent is relative to the last par
4335                         // = descent of text in last par + TEXT_TO_INSET_OFFSET:
4336                         int const lastpardes = tm.last().second->descent()
4337                                 + TEXT_TO_INSET_OFFSET;
4338                         int offset = 0;
4339                         switch (tabular.getVAlignment(cell)) {
4340                                 case Tabular::LYX_VALIGN_TOP:
4341                                         break;
4342                                 case Tabular::LYX_VALIGN_MIDDLE:
4343                                         offset = -(dim0.des - lastpardes)/2;
4344                                         break;
4345                                 case Tabular::LYX_VALIGN_BOTTOM:
4346                                         offset = -(dim0.des - lastpardes);
4347                                         break;
4348                         }
4349                         tabular.cell_info[r][c].voffset = offset;
4350                         maxasc = max(maxasc, dim0.asc - offset);
4351                         maxdes = max(maxdes, dim0.des + offset);
4352                 }
4353                 int const top_space = tabular.row_info[r].top_space_default ?
4354                     default_line_space :
4355                     mi.base.inPixels(tabular.row_info[r].top_space);
4356                 tabular.setRowAscent(r, maxasc + ADD_TO_HEIGHT + top_space);
4357                 int const bottom_space = tabular.row_info[r].bottom_space_default ?
4358                     default_line_space :
4359                     mi.base.inPixels(tabular.row_info[r].bottom_space);
4360                 tabular.setRowDescent(r, maxdes + ADD_TO_HEIGHT + bottom_space);
4361         }
4362
4363         // We need to recalculate the metrics after column width calculation
4364         // with xtabular (possibly multiple times, so the call is recursive).
4365         if (tabular.updateColumnWidths(mi) && tabular.hasVarwidthColumn())
4366                 metrics(mi, dim);
4367         dim.asc = tabular.rowAscent(0) - tabular.offsetVAlignment();
4368         dim.des = tabular.height() - dim.asc;
4369         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
4370 }
4371
4372
4373 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col) const
4374 {
4375         if (&cur.inset() == this && cur.selection()) {
4376                 if (cur.selIsMultiCell()) {
4377                         row_type rs, re;
4378                         col_type cs, ce;
4379                         getSelection(cur, rs, re, cs, ce);
4380
4381                         idx_type const cell = tabular.cellIndex(row, col);
4382                         col_type const cspan = tabular.columnSpan(cell);
4383                         row_type const rspan = tabular.rowSpan(cell);
4384                         if (col + cspan - 1 >= cs && col <= ce
4385                                 && row + rspan - 1 >= rs && row <= re)
4386                                 return true;
4387                 } else
4388                         if (col == tabular.cellColumn(cur.idx())
4389                                 && row == tabular.cellRow(cur.idx())) {
4390                         CursorSlice const & beg = cur.selBegin();
4391                         CursorSlice const & end = cur.selEnd();
4392
4393                         if ((end.lastpos() > 0 || end.lastpit() > 0)
4394                                   && end.pos() == end.lastpos() && beg.pos() == 0
4395                                   && end.pit() == end.lastpit() && beg.pit() == 0)
4396                                 return true;
4397                 }
4398         }
4399         return false;
4400 }
4401
4402
4403 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
4404 {
4405         x += ADD_TO_TABULAR_WIDTH;
4406
4407         BufferView * bv = pi.base.bv;
4408         Cursor & cur = pi.base.bv->cursor();
4409
4410         // FIXME: As the full background is painted in drawBackground(),
4411         // we have no choice but to do a full repaint for the Text cells.
4412         pi.full_repaint = true;
4413
4414         bool const original_selection_state = pi.selected;
4415
4416         idx_type idx = 0;
4417
4418         int yy = y + tabular.offsetVAlignment();
4419         for (row_type r = 0; r < tabular.nrows(); ++r) {
4420                 int nx = x;
4421                 for (col_type c = 0; c < tabular.ncols(); ++c) {
4422                         if (tabular.isPartOfMultiColumn(r, c))
4423                                 continue;
4424
4425                         idx = tabular.cellIndex(r, c);
4426
4427                         if (tabular.isPartOfMultiRow(r, c)) {
4428                                 nx += tabular.cellWidth(idx);
4429                                 continue;
4430                         }
4431
4432                         pi.selected |= isCellSelected(cur, r, c);
4433                         int const cx = nx + tabular.textHOffset(idx);
4434                         int const cy = yy + tabular.textVOffset(idx);
4435                         // Cache the Inset position.
4436                         bv->coordCache().insets().add(cell(idx).get(), cx, cy);
4437                         cell(idx)->draw(pi, cx, cy);
4438                         drawCellLines(pi, nx, yy, r, idx);
4439                         nx += tabular.cellWidth(idx);
4440                         pi.selected = original_selection_state;
4441                 }
4442
4443                 if (r + 1 < tabular.nrows())
4444                         yy += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4445                                 + tabular.interRowSpace(r + 1);
4446         }
4447 }
4448
4449
4450 void InsetTabular::drawBackground(PainterInfo & pi, int x, int y) const
4451 {
4452         x += ADD_TO_TABULAR_WIDTH;
4453         y += tabular.offsetVAlignment() - tabular.rowAscent(0);
4454         pi.pain.fillRectangle(x, y, tabular.width(), tabular.height(),
4455                 pi.backgroundColor(this));
4456 }
4457
4458
4459 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
4460 {
4461         Cursor & cur = pi.base.bv->cursor();
4462
4463         x += ADD_TO_TABULAR_WIDTH;
4464
4465         if (!cur.selection())
4466                 return;
4467         if (&cur.inset() != this)
4468                 return;
4469
4470         //resetPos(cur);
4471
4472         bool const full_cell_selected = isCellSelected(cur,
4473                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
4474
4475         if (cur.selIsMultiCell() || full_cell_selected) {
4476                 for (row_type r = 0; r < tabular.nrows(); ++r) {
4477                         int xx = x;
4478                         for (col_type c = 0; c < tabular.ncols(); ++c) {
4479                                 if (tabular.isPartOfMultiColumn(r, c))
4480                                         continue;
4481
4482                                 idx_type const cell = tabular.cellIndex(r, c);
4483
4484                                 if (tabular.isPartOfMultiRow(r, c)) {
4485                                         xx += tabular.cellWidth(cell);
4486                                         continue;
4487                                 }
4488                                 int const w = tabular.cellWidth(cell);
4489                                 int const h = tabular.cellHeight(cell);
4490                                 int const yy = y - tabular.rowAscent(r) + tabular.offsetVAlignment();
4491                                 if (isCellSelected(cur, r, c))
4492                                         pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
4493                                 xx += w;
4494                         }
4495                         if (r + 1 < tabular.nrows())
4496                                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4497                                      + tabular.interRowSpace(r + 1);
4498                 }
4499
4500         }
4501         // FIXME: This code has no effect because InsetTableCell does not handle
4502         // drawSelection other than the trivial implementation in Inset.
4503         //else {
4504         //      x += cellXPos(cur.idx());
4505         //      x += tabular.textHOffset(cur.idx());
4506         //      cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
4507         //}
4508 }
4509
4510
4511 namespace {
4512
4513 void tabline(PainterInfo const & pi, int x1, int y1, int x2, int y2, int lt, int rt,
4514              Color const incol, bool drawline, bool heavy = false)
4515 {
4516         Color const col = drawline ? incol : Color_tabularonoffline;
4517         if (drawline && lt > 0)
4518                 pi.pain.line(x1, y1, x1 + lt, y2, pi.textColor(Color_tabularonoffline),
4519                                          Painter::line_onoffdash,
4520                                          Painter::thin_line);
4521         pi.pain.line(x1 + lt, y1, x2 - rt, y2, pi.textColor(col),
4522                                  drawline ? Painter::line_solid : Painter::line_onoffdash,
4523                                  (heavy ? 2 : 1) * Painter::thin_line);
4524         if (drawline && rt > 0)
4525                 pi.pain.line(x2 - rt, y1, x2, y2, pi.textColor(Color_tabularonoffline),
4526                                          Painter::line_onoffdash,
4527                                          Painter::thin_line);
4528 }
4529
4530 }
4531
4532
4533 void InsetTabular::drawCellLines(PainterInfo & pi, int x, int y,
4534                                  row_type row, idx_type cell) const
4535 {
4536         y -= tabular.rowAscent(row);
4537         int const w = tabular.cellWidth(cell);
4538         int const h = tabular.cellHeight(cell);
4539         int lt = 0;
4540         int rt = 0;
4541
4542         col_type const col = tabular.cellColumn(cell);
4543
4544         // Colour the frame if rows/columns are added or deleted
4545         Color colour = Color_tabularline;
4546         if (tabular.column_info[col].change.changed()
4547             || tabular.row_info[row].change.changed())
4548                 colour = InsetTableCell(*tabular.cellInset(cell)).paragraphs().front().lookupChange(0).color();
4549
4550         // Top
4551         bool drawline = tabular.topLine(cell)
4552                 || (row > 0 && tabular.bottomLine(tabular.cellAbove(cell)));
4553         bool heavy = tabular.use_booktabs
4554                         && (row == 0 || (tabular.is_long_tabular && row == 1 && tabular.ltCaption(0)))
4555                         && tabular.rowTopLine(row);
4556         if (tabular.topLineTrim(cell).first
4557             || (row > 0 && tabular.bottomLineTrim(tabular.cellIndex(row - 1, col)).first))
4558                 lt = 10;
4559         if (tabular.topLineTrim(cell).second
4560             || (row > 0 && tabular.bottomLineTrim(tabular.cellIndex(row - 1, col)).second))
4561                 rt = 10;
4562         tabline(pi, x, y, x + w, y, lt, rt, colour, drawline, heavy);
4563
4564         // Bottom
4565         lt = rt = 0;
4566         drawline = tabular.bottomLine(cell);
4567         row_type const lastrow = tabular.nrows() - 1;
4568         // Consider multi-rows
4569         row_type r = row;
4570         while (r < lastrow && tabular.isMultiRow(tabular.cellIndex(r, col))
4571                 && tabular.isPartOfMultiRow(r + 1, col))
4572                 r++;
4573         heavy = tabular.use_booktabs
4574                 && ((row == lastrow && tabular.rowBottomLine(row))
4575                     || (r == lastrow && tabular.rowBottomLine(r)));
4576         if (tabular.bottomLineTrim(cell).first)
4577                 lt = 10;
4578         if (tabular.bottomLineTrim(cell).second)
4579                 rt = 10;
4580         tabline(pi, x, y + h, x + w, y + h, lt, rt, colour, drawline, heavy);
4581
4582         // Left
4583         drawline = tabular.leftLine(cell)
4584                 || (col > 0 && tabular.rightLine(tabular.cellIndex(row, col - 1)));
4585         tabline(pi, x, y, x, y + h, 0, 0, colour, drawline);
4586
4587         // Right
4588         x -= tabular.interColumnSpace(cell);
4589         col_type next_cell_col = col + 1;
4590         while (next_cell_col < tabular.ncols()
4591                 && tabular.isMultiColumn(tabular.cellIndex(row, next_cell_col)))
4592                 next_cell_col++;
4593         drawline = tabular.rightLine(cell)
4594                    || (next_cell_col < tabular.ncols()
4595                        && tabular.leftLine(tabular.cellIndex(row, next_cell_col)));
4596         tabline(pi, x + w, y, x + w, y + h, 0, 0, colour, drawline);
4597 }
4598
4599
4600 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
4601 {
4602         //lyxerr << "InsetTabular::edit: " << this << endl;
4603         cur.finishUndo();
4604         cur.push(*this);
4605         if (front) {
4606                 if (isRightToLeft(cur))
4607                         cur.idx() = tabular.getLastCellInRow(0);
4608                 else
4609                         cur.idx() = 0;
4610                 cur.pit() = 0;
4611                 cur.pos() = 0;
4612         } else {
4613                 if (isRightToLeft(cur))
4614                         cur.idx() = tabular.getFirstCellInRow(tabular.nrows() - 1);
4615                 else
4616                         cur.idx() = tabular.numberofcells - 1;
4617                 cur.pit() = 0;
4618                 cur.pos() = cur.lastpos(); // FIXME crude guess
4619         }
4620         cur.setCurrentFont();
4621         // FIXME: this accesses the position cache before it is initialized
4622         //cur.bv().fitCursor();
4623 }
4624
4625
4626 void InsetTabular::updateBuffer(ParIterator const & it, UpdateType utype)
4627 {
4628         // In a longtable, tell captions what the current float is
4629         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
4630         string const saveflt = cnts.current_float();
4631         if (tabular.is_long_tabular) {
4632                 cnts.current_float("table");
4633                 // in longtables, we only step the counter once
4634                 cnts.step(from_ascii("table"), utype);
4635                 cnts.isLongtable(true);
4636         }
4637
4638         ParIterator it2 = it;
4639         it2.forwardPos();
4640         size_t const end = it2.nargs();
4641         for ( ; it2.idx() < end; it2.top().forwardIdx())
4642                 buffer().updateBuffer(it2, utype);
4643
4644         //reset afterwards
4645         if (tabular.is_long_tabular) {
4646                 cnts.current_float(saveflt);
4647                 cnts.isLongtable(false);
4648         }
4649 }
4650
4651
4652 void InsetTabular::addToToc(DocIterator const & cpit, bool output_active,
4653                                                         UpdateType utype, TocBackend & backend) const
4654 {
4655         DocIterator dit = cpit;
4656         dit.forwardPos();
4657         size_t const end = dit.nargs();
4658         for ( ; dit.idx() < end; dit.top().forwardIdx())
4659                 cell(dit.idx())->addToToc(dit, output_active, utype, backend);
4660 }
4661
4662
4663 bool InsetTabular::hitSelectRow(BufferView const & bv, int x) const
4664 {
4665         int const x0 = xo(bv) + ADD_TO_TABULAR_WIDTH;
4666         return x < x0 || x > x0 + tabular.width();
4667 }
4668
4669
4670 bool InsetTabular::hitSelectColumn(BufferView const & bv, int y) const
4671 {
4672         int const y0 = yo(bv) - tabular.rowAscent(0) + tabular.offsetVAlignment();
4673         // FIXME: using ADD_TO_TABULAR_WIDTH is not really correct since
4674         // there is no margin added vertically to tabular insets.
4675         // However, it works for now.
4676         return y < y0 + ADD_TO_TABULAR_WIDTH || y > y0 + tabular.height() - ADD_TO_TABULAR_WIDTH;
4677 }
4678
4679
4680 bool InsetTabular::clickable(BufferView const & bv, int x, int y) const
4681 {
4682         return hitSelectRow(bv, x) || hitSelectColumn(bv, y);
4683 }
4684
4685
4686 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
4687 {
4688         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
4689                              << "\n  cur:" << cur);
4690         CursorSlice sl = cur.top();
4691         Cursor & bvcur = cur.bv().cursor();
4692
4693         FuncCode const act = cmd.action();
4694
4695         switch (act) {
4696
4697         case LFUN_MOUSE_PRESS: {
4698                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
4699                 // select row
4700                 if (hitSelectRow(cur.bv(), cmd.x())) {
4701                         row_type r = rowFromY(cur, cmd.y());
4702                         cur.idx() = tabular.getFirstCellInRow(r);
4703                         cur.pit() = 0;
4704                         cur.pos() = 0;
4705                         cur.resetAnchor();
4706                         cur.idx() = tabular.getLastCellInRow(r);
4707                         cur.pit() = cur.lastpit();
4708                         cur.pos() = cur.lastpos();
4709                         cur.selection(true);
4710                         bvcur = cur;
4711                         rowselect_ = true;
4712                         break;
4713                 }
4714                 // select column
4715                 if (hitSelectColumn(cur.bv(), cmd.y())) {
4716                         col_type c = columnFromX(cur, cmd.x());
4717                         cur.idx() = tabular.cellIndex(0, c);
4718                         cur.pit() = 0;
4719                         cur.pos() = 0;
4720                         cur.resetAnchor();
4721                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4722                         cur.pit() = cur.lastpit();
4723                         cur.pos() = cur.lastpos();
4724                         cur.selection(true);
4725                         bvcur = cur;
4726                         colselect_ = true;
4727                         break;
4728                 }
4729                 // do not reset cursor/selection if we have selected
4730                 // some cells (bug 2715).
4731                 if (cmd.button() == mouse_button::button3
4732                     && &bvcur.selBegin().inset() == this
4733                     && bvcur.selIsMultiCell())
4734                         ;
4735                 else
4736                         // Let InsetTableCell do it
4737                         cell(cur.idx())->dispatch(cur, cmd);
4738                 break;
4739         }
4740         case LFUN_MOUSE_MOTION:
4741                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
4742                 if (cmd.button() == mouse_button::button1) {
4743                         // only accept motions to places not deeper nested than the real anchor
4744                         if (!bvcur.realAnchor().hasPart(cur)) {
4745                                 cur.undispatched();
4746                                 break;
4747                         }
4748                         // select (additional) row
4749                         if (rowselect_) {
4750                                 row_type r = rowFromY(cur, cmd.y());
4751                                 cur.idx() = tabular.getLastCellInRow(r);
4752                                 // we need to reset the cursor's pit and pos now, as the old ones
4753                                 // may no longer be valid.
4754                                 cur.pit() = 0;
4755                                 cur.pos() = 0;
4756                                 bvcur.setCursor(cur);
4757                                 bvcur.selection(true);
4758                                 break;
4759                         }
4760                         // select (additional) column
4761                         if (colselect_) {
4762                                 col_type c = columnFromX(cur, cmd.x());
4763                                 cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4764                                 // we need to reset the cursor's pit and pos now, as the old ones
4765                                 // may no longer be valid.
4766                                 cur.pit() = 0;
4767                                 cur.pos() = 0;
4768                                 bvcur.setCursor(cur);
4769                                 bvcur.selection(true);
4770                                 break;
4771                         }
4772                         // only update if selection changes
4773                         if (bvcur.idx() == cur.idx() &&
4774                                 !(bvcur.realAnchor().idx() == cur.idx() && bvcur.pos() != cur.pos()))
4775                                 cur.noScreenUpdate();
4776                         setCursorFromCoordinates(cur, cmd.x(), cmd.y());
4777                         bvcur.setCursor(cur);
4778                         bvcur.selection(true);
4779                         // if this is a multicell selection, we just set the cursor to
4780                         // the beginning of the cell's text.
4781                         if (bvcur.selIsMultiCell()) {
4782                                 bvcur.pit() = bvcur.lastpit();
4783                                 bvcur.pos() = bvcur.lastpos();
4784                         }
4785                 }
4786                 break;
4787
4788         case LFUN_MOUSE_RELEASE:
4789                 rowselect_ = false;
4790                 colselect_ = false;
4791                 break;
4792
4793         case LFUN_CELL_BACKWARD:
4794                 movePrevCell(cur);
4795                 cur.selection(false);
4796                 break;
4797
4798         case LFUN_CELL_FORWARD:
4799                 moveNextCell(cur);
4800                 cur.selection(false);
4801                 break;
4802
4803         case LFUN_CHAR_FORWARD_SELECT:
4804         case LFUN_CHAR_FORWARD:
4805         case LFUN_CHAR_BACKWARD_SELECT:
4806         case LFUN_CHAR_BACKWARD:
4807         case LFUN_CHAR_RIGHT_SELECT:
4808         case LFUN_CHAR_RIGHT:
4809         case LFUN_CHAR_LEFT_SELECT:
4810         case LFUN_CHAR_LEFT:
4811         case LFUN_WORD_FORWARD:
4812         case LFUN_WORD_FORWARD_SELECT:
4813         case LFUN_WORD_BACKWARD:
4814         case LFUN_WORD_BACKWARD_SELECT:
4815         case LFUN_WORD_RIGHT:
4816         case LFUN_WORD_RIGHT_SELECT:
4817         case LFUN_WORD_LEFT:
4818         case LFUN_WORD_LEFT_SELECT: {
4819                 // determine whether we move to next or previous cell, where to enter
4820                 // the new cell from, and which command to "finish" (i.e., exit the
4821                 // inset) with:
4822                 bool next_cell;
4823                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
4824                 FuncCode finish_lfun;
4825
4826                 if (act == LFUN_CHAR_FORWARD
4827                                 || act == LFUN_CHAR_FORWARD_SELECT
4828                                 || act == LFUN_WORD_FORWARD
4829                                 || act == LFUN_WORD_FORWARD_SELECT) {
4830                         next_cell = true;
4831                         finish_lfun = LFUN_FINISHED_FORWARD;
4832                 }
4833                 else if (act == LFUN_CHAR_BACKWARD
4834                                 || act == LFUN_CHAR_BACKWARD_SELECT
4835                                 || act == LFUN_WORD_BACKWARD
4836                                 || act == LFUN_WORD_BACKWARD_SELECT) {
4837                         next_cell = false;
4838                         finish_lfun = LFUN_FINISHED_BACKWARD;
4839                 }
4840                 // LEFT or RIGHT commands --- the interpretation will depend on the
4841                 // table's direction.
4842                 else {
4843                         bool const right = act == LFUN_CHAR_RIGHT
4844                                 || act == LFUN_CHAR_RIGHT_SELECT
4845                                 || act == LFUN_WORD_RIGHT
4846                                 || act == LFUN_WORD_RIGHT_SELECT;
4847                         next_cell = isRightToLeft(cur) != right;
4848
4849                         if (lyxrc.visual_cursor)
4850                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
4851
4852                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
4853                 }
4854
4855                 bool const select =     act == LFUN_CHAR_FORWARD_SELECT
4856                     || act == LFUN_CHAR_BACKWARD_SELECT
4857                     || act == LFUN_CHAR_RIGHT_SELECT
4858                     || act == LFUN_CHAR_LEFT_SELECT
4859                         || act == LFUN_WORD_FORWARD_SELECT
4860                         || act == LFUN_WORD_RIGHT_SELECT
4861                         || act == LFUN_WORD_BACKWARD_SELECT
4862                         || act == LFUN_WORD_LEFT_SELECT;
4863
4864                 // If we have a multicell selection or we're
4865                 // not doing some LFUN_*_SELECT thing anyway...
4866                 if (!cur.selIsMultiCell() || !select) {
4867                         col_type const c = tabular.cellColumn(cur.idx());
4868                         row_type const r = tabular.cellRow(cur.idx());
4869                         // Are we trying to select the whole cell and is the whole cell
4870                         // not yet selected?
4871                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
4872                                 ((next_cell && cur.pit() == cur.lastpit()
4873                                 && cur.pos() == cur.lastpos())
4874                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
4875
4876                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
4877
4878                         // ...try to dispatch to the cell's inset.
4879                         cell(cur.idx())->dispatch(cur, cmd);
4880
4881                         // When we already have a selection we want to select the whole cell
4882                         // before going to the next cell.
4883                         if (select_whole && !empty_cell){
4884                                 getText(cur.idx())->selectAll(cur);
4885                                 cur.dispatched();
4886                                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4887                                 break;
4888                         }
4889
4890                         // FIXME: When we support the selection of an empty cell, remove
4891                         // the !empty_cell from this condition. For now we jump to the next
4892                         // cell if the current cell is empty.
4893                         if (cur.result().dispatched() && !empty_cell)
4894                                 break;
4895                 }
4896
4897                 // move to next/prev cell, as appropriate
4898                 // note that we will always do this if we're selecting and we have
4899                 // a multicell selection
4900                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
4901                         << " cell from: " << int(entry_from));
4902                 if (next_cell)
4903                         moveNextCell(cur, entry_from);
4904                 else
4905                         movePrevCell(cur, entry_from);
4906                 // if we're exiting the table, call the appropriate FINISHED lfun
4907                 if (sl == cur.top()) {
4908                         cmd = FuncRequest(finish_lfun);
4909                         cur.undispatched();
4910                 } else
4911                         cur.dispatched();
4912
4913                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4914                 break;
4915
4916         }
4917
4918         case LFUN_DOWN_SELECT:
4919         case LFUN_DOWN:
4920                 if (!(cur.selection() && cur.selIsMultiCell()))
4921                         cell(cur.idx())->dispatch(cur, cmd);
4922
4923                 cur.dispatched(); // override the cell's decision
4924                 if (sl == cur.top()) {
4925                         // if our Text didn't do anything to the cursor
4926                         // then we try to put the cursor into the cell below
4927                         // setting also the right targetX.
4928                         cur.selHandle(act == LFUN_DOWN_SELECT);
4929                         if (tabular.cellRow(cur.idx()) != tabular.nrows() - 1) {
4930                                 int const xtarget = cur.targetX();
4931                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4932                                 // an inconsistent state until pos() has been set. Be careful
4933                                 // what you do with it!
4934                                 cur.idx() = tabular.cellBelow(cur.idx());
4935                                 cur.pit() = 0;
4936                                 TextMetrics const & tm =
4937                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
4938                                 cur.pos() = tm.x2pos(cur.pit(), 0, xtarget);
4939                                 cur.setCurrentFont();
4940                         }
4941                 }
4942                 if (sl == cur.top()) {
4943                         // we trick it to go to forward after leaving the
4944                         // tabular.
4945                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
4946                         cur.undispatched();
4947                 }
4948                 if (cur.selIsMultiCell()) {
4949                         cur.pit() = cur.lastpit();
4950                         cur.pos() = cur.lastpos();
4951                         cur.setCurrentFont();
4952                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4953                         return;
4954                 }
4955                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4956                 break;
4957
4958         case LFUN_UP_SELECT:
4959         case LFUN_UP:
4960                 if (!(cur.selection() && cur.selIsMultiCell()))
4961                         cell(cur.idx())->dispatch(cur, cmd);
4962                 cur.dispatched(); // override the cell's decision
4963                 if (sl == cur.top()) {
4964                         // if our Text didn't do anything to the cursor
4965                         // then we try to put the cursor into the cell above
4966                         // setting also the right targetX.
4967                         cur.selHandle(act == LFUN_UP_SELECT);
4968                         if (tabular.cellRow(cur.idx()) != 0) {
4969                                 int const xtarget = cur.targetX();
4970                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4971                                 // an inconsistent state until pos() has been set. Be careful
4972                                 // what you do with it!
4973                                 cur.idx() = tabular.cellAbove(cur.idx());
4974                                 cur.pit() = cur.lastpit();
4975                                 Text const * text = cell(cur.idx())->getText(0);
4976                                 TextMetrics const & tm = cur.bv().textMetrics(text);
4977                                 ParagraphMetrics const & pm =
4978                                         tm.parMetrics(cur.lastpit());
4979                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, xtarget);
4980                                 cur.setCurrentFont();
4981                         }
4982                 }
4983                 if (sl == cur.top()) {
4984                         cmd = FuncRequest(LFUN_UP);
4985                         cur.undispatched();
4986                 }
4987                 if (cur.selIsMultiCell()) {
4988                         cur.pit() = 0;
4989                         cur.pos() = cur.lastpos();
4990                         cur.setCurrentFont();
4991                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4992                         return;
4993                 }
4994                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4995                 break;
4996
4997         case LFUN_LAYOUT_TABULAR:
4998                 cur.bv().showDialog("tabular");
4999                 break;
5000
5001         case LFUN_INSET_MODIFY:
5002                 // we come from the dialog
5003                 if (cmd.getArg(0) == "tabular")
5004                         tabularFeatures(cur, cmd.getLongArg(1));
5005                 else
5006                         cur.undispatched();
5007                 break;
5008
5009         case LFUN_TABULAR_FEATURE:
5010                 tabularFeatures(cur, to_utf8(cmd.argument()));
5011                 break;
5012
5013         // insert file functions
5014         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
5015         case LFUN_FILE_INSERT_PLAINTEXT:
5016                 // FIXME UNICODE
5017                 if (FileName::isAbsolute(to_utf8(cmd.argument()))) {
5018                         docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
5019                                 FileName(to_utf8(cmd.argument())));
5020                         if (tmpstr.empty())
5021                                 break;
5022                         cur.recordUndoInset();
5023                         if (insertPlaintextString(cur.bv(), tmpstr, false)) {
5024                                 // content has been replaced,
5025                                 // so cursor might be invalid
5026                                 cur.pos() = cur.lastpos();
5027                                 cur.pit() = cur.lastpit();
5028                                 bvcur.setCursor(cur);
5029                         } else
5030                                 cur.undispatched();
5031                 }
5032                 break;
5033
5034         case LFUN_CUT:
5035                 if (cur.selIsMultiCell()) {
5036                         if (copySelection(cur)) {
5037                                 cur.recordUndoInset();
5038                                 cutSelection(cur);
5039                         }
5040                 } else
5041                         cell(cur.idx())->dispatch(cur, cmd);
5042                 break;
5043
5044         case LFUN_SELF_INSERT:
5045                 if (cur.selIsMultiCell()) {
5046                         cur.recordUndoInset();
5047                         cutSelection(cur);
5048                         BufferView * bv = &cur.bv();
5049                         docstring::const_iterator cit = cmd.argument().begin();
5050                         docstring::const_iterator const end = cmd.argument().end();
5051                         for (; cit != end; ++cit)
5052                                 bv->translateAndInsert(*cit, getText(cur.idx()), cur);
5053
5054                         cur.resetAnchor();
5055                         bv->bookmarkEditPosition();
5056                 } else
5057                         cell(cur.idx())->dispatch(cur, cmd);
5058                 break;
5059
5060         case LFUN_CHAR_DELETE_BACKWARD:
5061         case LFUN_CHAR_DELETE_FORWARD:
5062                 if (cur.selIsMultiCell()) {
5063                         cur.recordUndoInset();
5064                         cutSelection(cur);
5065                 } else
5066                         cell(cur.idx())->dispatch(cur, cmd);
5067                 break;
5068
5069         case LFUN_COPY:
5070                 if (!cur.selection())
5071                         break;
5072                 if (cur.selIsMultiCell()) {
5073                         cur.finishUndo();
5074                         copySelection(cur);
5075                 } else
5076                         cell(cur.idx())->dispatch(cur, cmd);
5077                 break;
5078
5079         case LFUN_CLIPBOARD_PASTE:
5080         case LFUN_PRIMARY_SELECTION_PASTE: {
5081                 docstring const clip = (act == LFUN_CLIPBOARD_PASTE) ?
5082                         theClipboard().getAsText(Clipboard::PlainTextType) :
5083                         theSelection().get();
5084                 if (clip.empty())
5085                         break;
5086                 // pass to InsertPlaintextString, but
5087                 // only if we have multi-cell content
5088                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
5089                         cur.recordUndoInset();
5090                         if (insertPlaintextString(cur.bv(), clip, false)) {
5091                                 // content has been replaced,
5092                                 // so cursor might be invalid
5093                                 cur.pos() = cur.lastpos();
5094                                 cur.pit() = cur.lastpit();
5095                                 bvcur.setCursor(cur);
5096                                 break;
5097                         }
5098                 }
5099                 // Let the cell handle normal text
5100                 cell(cur.idx())->dispatch(cur, cmd);
5101                 break;
5102         }
5103
5104         case LFUN_PASTE:
5105                 if (!tabularStackDirty()) {
5106                         // Check if we have plain text or HTML with rows/columns.
5107                         // and if so, pass over to LFUN_CLIPBOARD_PASTE
5108                         if (theClipboard().hasTextContents(Clipboard::AnyTextType)
5109                             && !theClipboard().hasTextContents(Clipboard::LyXTextType)) {
5110                                 docstring const clip =
5111                                         theClipboard().getAsText(Clipboard::AnyTextType);
5112                                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
5113                                         FuncRequest ncmd = FuncRequest(LFUN_CLIPBOARD_PASTE, cmd.argument());
5114                                         doDispatch(cur, ncmd);
5115                                         break;
5116                                 }
5117                         }
5118                         if (!cur.selIsMultiCell())
5119                                 cell(cur.idx())->dispatch(cur, cmd);
5120                         break;
5121                 }
5122                 if (theClipboard().isInternal()) {
5123                         cur.recordUndoInset();
5124                         pasteClipboard(cur);
5125                 }
5126                 break;
5127
5128         case LFUN_CHANGE_ACCEPT:
5129         case LFUN_CHANGE_REJECT:
5130         case LFUN_FONT_EMPH:
5131         case LFUN_FONT_BOLD:
5132         case LFUN_FONT_BOLDSYMBOL:
5133         case LFUN_FONT_ROMAN:
5134         case LFUN_FONT_NOUN:
5135         case LFUN_FONT_ITAL:
5136         case LFUN_FONT_FRAK:
5137         case LFUN_FONT_TYPEWRITER:
5138         case LFUN_FONT_SANS:
5139         case LFUN_TEXTSTYLE_APPLY:
5140         case LFUN_TEXTSTYLE_UPDATE:
5141         case LFUN_FONT_SIZE:
5142         case LFUN_FONT_UNDERLINE:
5143         case LFUN_FONT_STRIKEOUT:
5144         case LFUN_FONT_CROSSOUT:
5145         case LFUN_FONT_UNDERUNDERLINE:
5146         case LFUN_FONT_UNDERWAVE:
5147         case LFUN_LANGUAGE:
5148         case LFUN_PARAGRAPH_PARAMS_APPLY:
5149         case LFUN_PARAGRAPH_PARAMS:
5150         case LFUN_WORD_CAPITALIZE:
5151         case LFUN_WORD_UPCASE:
5152         case LFUN_WORD_LOWCASE:
5153         case LFUN_CHARS_TRANSPOSE: {
5154                 bool const ct = (act == LFUN_CHANGE_ACCEPT || act == LFUN_CHANGE_REJECT);
5155                 if (cur.selIsMultiCell()) {
5156                         row_type rs, re;
5157                         col_type cs, ce;
5158                         getSelection(cur, rs, re, cs, ce);
5159                         Cursor tmpcur = cur;
5160                         for (row_type r = rs; r <= re; ++r) {
5161                                 if (ct && cs == 0 && ce == tabular.ncols() - 1) {
5162                                         // whole row selected
5163                                         if (act == LFUN_CHANGE_ACCEPT) {
5164                                                 if (tabular.row_info[r].change.inserted())
5165                                                         tabular.row_info[r].change.setUnchanged();
5166                                                 else if (tabular.row_info[r].change.deleted()) {
5167                                                         tabular.deleteRow(r, true);
5168                                                         --re;
5169                                                         continue;
5170                                                 }
5171                                         } else {
5172                                                 if (tabular.row_info[r].change.deleted())
5173                                                         tabular.row_info[r].change.setUnchanged();
5174                                                 else if (tabular.row_info[r].change.inserted()) {
5175                                                         tabular.deleteRow(r, true);
5176                                                         --re;
5177                                                         continue;
5178                                                 }
5179                                         }
5180                                 }
5181                                 for (col_type c = cs; c <= ce; ++c) {
5182                                         if (ct && rs == 0 && re == tabular.nrows() - 1) {
5183                                                 // whole col selected
5184                                                 if (act == LFUN_CHANGE_ACCEPT) {
5185                                                         if (tabular.column_info[c].change.inserted())
5186                                                                 tabular.column_info[c].change.setUnchanged();
5187                                                         else if (tabular.column_info[c].change.deleted()) {
5188                                                                 tabular.deleteColumn(c, true);
5189                                                                 --ce;
5190                                                                 continue;
5191                                                         }
5192                                                 } else {
5193                                                         if (tabular.column_info[c].change.deleted())
5194                                                                 tabular.column_info[c].change.setUnchanged();
5195                                                         else if (tabular.column_info[c].change.inserted()) {
5196                                                                 tabular.deleteColumn(c, true);
5197                                                                 --ce;
5198                                                                 continue;
5199                                                         }
5200                                                 }
5201                                         }
5202                                         // cursor follows cell:
5203                                         tmpcur.idx() = tabular.cellIndex(r, c);
5204                                         // select this cell only:
5205                                         tmpcur.pit() = 0;
5206                                         tmpcur.pos() = 0;
5207                                         tmpcur.resetAnchor();
5208                                         tmpcur.pit() = tmpcur.lastpit();
5209                                         tmpcur.pos() = tmpcur.top().lastpos();
5210                                         tmpcur.setCursor(tmpcur);
5211                                         tmpcur.setSelection();
5212                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
5213                                 }
5214                         }
5215                         if (ct) {
5216                                 tabular.updateIndexes();
5217                                 // cursor might be invalid
5218                                 cur.fixIfBroken();
5219                                 // change bar might need to be redrawn
5220                                 cur.screenUpdateFlags(Update::Force);
5221                                 cur.forceBufferUpdate();
5222                         }
5223                         break;
5224                 } else {
5225                         cell(cur.idx())->dispatch(cur, cmd);
5226                         break;
5227                 }
5228         }
5229
5230         case LFUN_CHANGE_NEXT:
5231         case LFUN_CHANGE_PREVIOUS: {
5232                 // BufferView::dispatch has already moved the cursor, we just
5233                 // need to select here if we have a changed row or column
5234                 if (tabular.row_info[tabular.cellRow(cur.idx())].change.changed()) {
5235                         // select row
5236                         cur.idx() = tabular.getFirstCellInRow(tabular.cellRow(cur.idx()));
5237                         cur.pit() = 0;
5238                         cur.pos() = 0;
5239                         cur.resetAnchor();
5240                         cur.idx() = tabular.getLastCellInRow(tabular.cellRow(cur.idx()));
5241                         cur.pit() = cur.lastpit();
5242                         cur.pos() = cur.lastpos();
5243                         cur.selection(true);
5244                         bvcur = cur;
5245                         rowselect_ = true;
5246                 }
5247                 else if (tabular.column_info[tabular.cellColumn(cur.idx())].change.changed()) {
5248                         // select column
5249                         cur.idx() = tabular.cellIndex(0, tabular.cellColumn(cur.idx()));
5250                         cur.pit() = 0;
5251                         cur.pos() = 0;
5252                         cur.resetAnchor();
5253                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, tabular.cellColumn(cur.idx()));
5254                         cur.pit() = cur.lastpit();
5255                         cur.pos() = cur.lastpos();
5256                         cur.selection(true);
5257                         bvcur = cur;
5258                         colselect_ = true;
5259                 }
5260                 break;
5261         }
5262
5263         case LFUN_INSET_SETTINGS:
5264                 // relay this lfun to Inset, not to the cell.
5265                 Inset::doDispatch(cur, cmd);
5266                 break;
5267
5268         default:
5269                 // we try to handle this event in the insets dispatch function.
5270                 cell(cur.idx())->dispatch(cur, cmd);
5271                 break;
5272         }
5273 }
5274
5275
5276 bool InsetTabular::getFeatureStatus(Cursor & cur, string const & s,
5277                       string const & argument, FuncStatus & status) const
5278 {
5279
5280                 int action = Tabular::LAST_ACTION;
5281                 int i = 0;
5282                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
5283                         if (tabularFeature[i].feature == s) {
5284                                 action = tabularFeature[i].action;
5285                                 break;
5286                         }
5287                 }
5288                 if (action == Tabular::LAST_ACTION) {
5289                         status.clear();
5290                         status.setUnknown(true);
5291                         return true;
5292                 }
5293
5294                 row_type sel_row_start = 0;
5295                 row_type sel_row_end = 0;
5296                 col_type sel_col_start = 0;
5297                 col_type sel_col_end = 0;
5298                 Tabular::ltType dummyltt;
5299                 bool flag = true;
5300
5301                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5302
5303                 switch (action) {
5304                 case Tabular::SET_PWIDTH:
5305                 case Tabular::SET_MPWIDTH:
5306                 case Tabular::TOGGLE_VARWIDTH_COLUMN:
5307                 case Tabular::SET_SPECIAL_COLUMN:
5308                 case Tabular::SET_SPECIAL_MULTICOLUMN:
5309                 case Tabular::APPEND_ROW:
5310                 case Tabular::APPEND_COLUMN:
5311                 case Tabular::DELETE_ROW:
5312                 case Tabular::DELETE_COLUMN:
5313                 case Tabular::COPY_ROW:
5314                 case Tabular::COPY_COLUMN:
5315                 case Tabular::SET_TOP_SPACE:
5316                 case Tabular::SET_BOTTOM_SPACE:
5317                 case Tabular::SET_INTERLINE_SPACE:
5318                         status.clear();
5319                         return true;
5320
5321                 case Tabular::SET_TABULAR_WIDTH:
5322                         status.setEnabled(!tabular.rotate
5323                                 && tabular.tabular_valignment == Tabular::LYX_VALIGN_MIDDLE);
5324                         break;
5325
5326                 case Tabular::MOVE_COLUMN_RIGHT:
5327                 case Tabular::MOVE_COLUMN_LEFT:
5328                 case Tabular::MOVE_ROW_DOWN:
5329                 case Tabular::MOVE_ROW_UP: {
5330                         if (cur.selection()) {
5331                                 status.message(_("Selections not supported."));
5332                                 status.setEnabled(false);
5333                                 break;
5334                         }
5335
5336                         if ((action == Tabular::MOVE_COLUMN_RIGHT &&
5337                                 tabular.ncols() == tabular.cellColumn(cur.idx()) + 1) ||
5338                             (action == Tabular::MOVE_COLUMN_LEFT &&
5339                                 tabular.cellColumn(cur.idx()) == 0) ||
5340                             (action == Tabular::MOVE_ROW_DOWN &&
5341                                 tabular.nrows() == tabular.cellRow(cur.idx()) + 1) ||
5342                             (action == Tabular::MOVE_ROW_UP &&
5343                                 tabular.cellRow(cur.idx()) == 0)) {
5344                                         status.setEnabled(false);
5345                                         break;
5346                         }
5347
5348                         if (action == Tabular::MOVE_COLUMN_RIGHT ||
5349                             action == Tabular::MOVE_COLUMN_LEFT) {
5350                                 if (tabular.hasMultiColumn(tabular.cellColumn(cur.idx())) ||
5351                                     tabular.hasMultiColumn(tabular.cellColumn(cur.idx()) +
5352                                         (action == Tabular::MOVE_COLUMN_RIGHT ? 1 : -1))) {
5353                                         status.message(_("Multi-column in current or"
5354                                                          " destination column."));
5355                                         status.setEnabled(false);
5356                                         break;
5357                                 }
5358                         }
5359
5360                         if (action == Tabular::MOVE_ROW_DOWN ||
5361                             action == Tabular::MOVE_ROW_UP) {
5362                                 if (tabular.hasMultiRow(tabular.cellRow(cur.idx())) ||
5363                                     tabular.hasMultiRow(tabular.cellRow(cur.idx()) +
5364                                         (action == Tabular::MOVE_ROW_DOWN ? 1 : -1))) {
5365                                         status.message(_("Multi-row in current or"
5366                                                          " destination row."));
5367                                         status.setEnabled(false);
5368                                         break;
5369                                 }
5370                         }
5371
5372                         status.setEnabled(true);
5373                         break;
5374                 }
5375
5376                 case Tabular::SET_DECIMAL_POINT:
5377                         status.setEnabled(
5378                                 tabular.getAlignment(cur.idx()) == LYX_ALIGN_DECIMAL);
5379                         break;
5380
5381                 case Tabular::SET_MULTICOLUMN:
5382                 case Tabular::UNSET_MULTICOLUMN:
5383                 case Tabular::MULTICOLUMN:
5384                         // If a row is set as longtable caption, it must not be allowed
5385                         // to unset that this row is a multicolumn.
5386                         status.setEnabled(sel_row_start == sel_row_end
5387                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5388                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
5389                         break;
5390
5391                 case Tabular::SET_MULTIROW:
5392                 case Tabular::UNSET_MULTIROW:
5393                 case Tabular::MULTIROW:
5394                         // If a row is set as longtable caption, it must not be allowed
5395                         // to unset that this row is a multirow.
5396                         status.setEnabled(sel_col_start == sel_col_end
5397                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5398                         status.setOnOff(tabular.isMultiRow(cur.idx()));
5399                         break;
5400
5401                 case Tabular::SET_ALL_LINES:
5402                 case Tabular::UNSET_ALL_LINES:
5403                 case Tabular::SET_INNER_LINES:
5404                 case Tabular::SET_BORDER_LINES:
5405                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5406                         break;
5407
5408                 case Tabular::RESET_FORMAL_DEFAULT:
5409                         status.setEnabled(tabular.use_booktabs);
5410                         break;
5411
5412                 case Tabular::SET_LINE_TOP:
5413                 case Tabular::SET_LINE_BOTTOM:
5414                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5415                         break;
5416
5417                 case Tabular::SET_LINE_LEFT:
5418                 case Tabular::SET_LINE_RIGHT:
5419                         status.setEnabled(!tabular.use_booktabs
5420                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5421                         break;
5422
5423                 case Tabular::SET_LTRIM_TOP:
5424                 case Tabular::SET_RTRIM_TOP:
5425                         status.setEnabled(tabular.use_booktabs
5426                                           && tabular.cellRow(cur.idx()) != 0
5427                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5428                         break;
5429
5430                 case Tabular::SET_LTRIM_BOTTOM:
5431                 case Tabular::SET_RTRIM_BOTTOM:
5432                         status.setEnabled(tabular.use_booktabs
5433                                           && tabular.cellRow(cur.idx()) != tabular.nrows() - 1
5434                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5435                         break;
5436
5437                 case Tabular::TOGGLE_LINE_TOP:
5438                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5439                         status.setOnOff(tabular.topLine(cur.idx()));
5440                         break;
5441
5442                 case Tabular::TOGGLE_LINE_BOTTOM:
5443                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5444                         status.setOnOff(tabular.bottomLine(cur.idx()));
5445                         break;
5446
5447                 case Tabular::TOGGLE_LINE_LEFT:
5448                         status.setEnabled(!tabular.use_booktabs
5449                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5450                         status.setOnOff(tabular.leftLine(cur.idx()));
5451                         break;
5452
5453                 case Tabular::TOGGLE_LINE_RIGHT:
5454                         status.setEnabled(!tabular.use_booktabs
5455                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5456                         status.setOnOff(tabular.rightLine(cur.idx()));
5457                         break;
5458
5459                 case Tabular::TOGGLE_LTRIM_TOP:
5460                         status.setEnabled(tabular.use_booktabs
5461                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5462                         status.setOnOff(tabular.topLineTrim(cur.idx()).first);
5463                         break;
5464
5465                 case Tabular::TOGGLE_RTRIM_TOP:
5466                         status.setEnabled(tabular.use_booktabs
5467                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5468                         status.setOnOff(tabular.topLineTrim(cur.idx()).second);
5469                         break;
5470
5471                 case Tabular::TOGGLE_LTRIM_BOTTOM:
5472                         status.setEnabled(tabular.use_booktabs
5473                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5474                         status.setOnOff(tabular.bottomLineTrim(cur.idx()).first);
5475                         break;
5476
5477                 case Tabular::TOGGLE_RTRIM_BOTTOM:
5478                         status.setEnabled(tabular.use_booktabs
5479                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5480                         status.setOnOff(tabular.bottomLineTrim(cur.idx()).second);
5481                         break;
5482
5483                 // multirow cells only inherit the alignment of the column if the column has
5484                 // no width, otherwise they are left-aligned
5485                 // therefore allow always left but right and center only if there is no width
5486                 case Tabular::M_ALIGN_LEFT:
5487                         flag = false;
5488                         // fall through
5489                 case Tabular::ALIGN_LEFT:
5490                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
5491                         break;
5492
5493                 case Tabular::M_ALIGN_RIGHT:
5494                         flag = false;
5495                         // fall through
5496                 case Tabular::ALIGN_RIGHT:
5497                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
5498                                 && !tabular.getPWidth(cur.idx()).zero()));
5499                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
5500                         break;
5501
5502                 case Tabular::M_ALIGN_CENTER:
5503                         flag = false;
5504                         // fall through
5505                 case Tabular::ALIGN_CENTER:
5506                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
5507                                 && !tabular.getPWidth(cur.idx()).zero()));
5508                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
5509                         break;
5510
5511                 case Tabular::ALIGN_BLOCK:
5512                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5513                                 && !tabular.isMultiRow(cur.idx()));
5514                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
5515                         break;
5516
5517                 case Tabular::ALIGN_DECIMAL:
5518                         status.setEnabled(!tabular.isMultiRow(cur.idx())
5519                                 && !tabular.isMultiColumn(cur.idx()));
5520                         status.setOnOff(tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_DECIMAL);
5521                         break;
5522
5523                 case Tabular::M_VALIGN_TOP:
5524                         flag = false;
5525                         // fall through
5526                 case Tabular::VALIGN_TOP:
5527                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5528                                 && !tabular.isMultiRow(cur.idx()));
5529                         status.setOnOff(
5530                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
5531                         break;
5532
5533                 case Tabular::M_VALIGN_BOTTOM:
5534                         flag = false;
5535                         // fall through
5536                 case Tabular::VALIGN_BOTTOM:
5537                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5538                                 && !tabular.isMultiRow(cur.idx()));
5539                         status.setOnOff(
5540                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
5541                         break;
5542
5543                 case Tabular::M_VALIGN_MIDDLE:
5544                         flag = false;
5545                         // fall through
5546                 case Tabular::VALIGN_MIDDLE:
5547                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5548                                 && !tabular.isMultiRow(cur.idx()));
5549                         status.setOnOff(
5550                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
5551                         break;
5552
5553                 case Tabular::SET_LONGTABULAR:
5554                 case Tabular::TOGGLE_LONGTABULAR:
5555                         // setting as longtable is not allowed when table is inside a float
5556                         if (cur.innerInsetOfType(FLOAT_CODE) != 0
5557                                 || cur.innerInsetOfType(WRAP_CODE) != 0)
5558                                 status.setEnabled(false);
5559                         else
5560                                 status.setEnabled(true);
5561                         status.setOnOff(tabular.is_long_tabular);
5562                         break;
5563
5564                 case Tabular::UNSET_LONGTABULAR:
5565                         status.setOnOff(!tabular.is_long_tabular);
5566                         break;
5567
5568                 case Tabular::TOGGLE_ROTATE_TABULAR:
5569                 case Tabular::SET_ROTATE_TABULAR:
5570                         status.setOnOff(tabular.rotate != 0);
5571                         break;
5572
5573                 case Tabular::TABULAR_VALIGN_TOP:
5574                         status.setEnabled(tabular.tabular_width.zero());
5575                         status.setOnOff(tabular.tabular_valignment
5576                                 == Tabular::LYX_VALIGN_TOP);
5577                         break;
5578                 case Tabular::TABULAR_VALIGN_MIDDLE:
5579                         status.setEnabled(tabular.tabular_width.zero());
5580                         status.setOnOff(tabular.tabular_valignment
5581                                 == Tabular::LYX_VALIGN_MIDDLE);
5582                         break;
5583                 case Tabular::TABULAR_VALIGN_BOTTOM:
5584                         status.setEnabled(tabular.tabular_width.zero());
5585                         status.setOnOff(tabular.tabular_valignment
5586                                 == Tabular::LYX_VALIGN_BOTTOM);
5587                         break;
5588
5589                 case Tabular::LONGTABULAR_ALIGN_LEFT:
5590                         status.setOnOff(tabular.longtabular_alignment
5591                                 == Tabular::LYX_LONGTABULAR_ALIGN_LEFT);
5592                         break;
5593                 case Tabular::LONGTABULAR_ALIGN_CENTER:
5594                         status.setOnOff(tabular.longtabular_alignment
5595                                 == Tabular::LYX_LONGTABULAR_ALIGN_CENTER);
5596                         break;
5597                 case Tabular::LONGTABULAR_ALIGN_RIGHT:
5598                         status.setOnOff(tabular.longtabular_alignment
5599                                 == Tabular::LYX_LONGTABULAR_ALIGN_RIGHT);
5600                         break;
5601
5602                 case Tabular::UNSET_ROTATE_TABULAR:
5603                         status.setOnOff(tabular.rotate == 0);
5604                         break;
5605
5606                 case Tabular::TOGGLE_ROTATE_CELL:
5607                 case Tabular::SET_ROTATE_CELL:
5608                         status.setOnOff(!oneCellHasRotationState(false,
5609                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
5610                         break;
5611
5612                 case Tabular::UNSET_ROTATE_CELL:
5613                         status.setOnOff(!oneCellHasRotationState(true,
5614                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
5615                         break;
5616
5617                 case Tabular::SET_USEBOX:
5618                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
5619                         break;
5620
5621                 // every row can only be one thing:
5622                 // either a footer or header
5623                 case Tabular::SET_LTFIRSTHEAD:
5624                         status.setEnabled(sel_row_start == sel_row_end);
5625                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
5626                         break;
5627
5628                 case Tabular::UNSET_LTFIRSTHEAD:
5629                         status.setEnabled(sel_row_start == sel_row_end);
5630                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
5631                         break;
5632
5633                 case Tabular::SET_LTHEAD:
5634                         status.setEnabled(sel_row_start == sel_row_end);
5635                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
5636                         break;
5637
5638                 case Tabular::UNSET_LTHEAD:
5639                         status.setEnabled(sel_row_start == sel_row_end);
5640                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
5641                         break;
5642
5643                 case Tabular::SET_LTFOOT:
5644                         status.setEnabled(sel_row_start == sel_row_end);
5645                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
5646                         break;
5647
5648                 case Tabular::UNSET_LTFOOT:
5649                         status.setEnabled(sel_row_start == sel_row_end);
5650                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
5651                         break;
5652
5653                 case Tabular::SET_LTLASTFOOT:
5654                         status.setEnabled(sel_row_start == sel_row_end);
5655                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
5656                         break;
5657
5658                 case Tabular::UNSET_LTLASTFOOT:
5659                         status.setEnabled(sel_row_start == sel_row_end);
5660                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
5661                         break;
5662
5663                 case Tabular::SET_LTNEWPAGE:
5664                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
5665                         break;
5666                 case Tabular::UNSET_LTNEWPAGE:
5667                         status.setOnOff(!tabular.getLTNewPage(sel_row_start));
5668                         break;
5669
5670                 // only one row in head/firsthead/foot/lasthead can be the caption
5671                 // and a multirow cannot be set as caption
5672                 case Tabular::SET_LTCAPTION:
5673                         status.setEnabled(sel_row_start == sel_row_end
5674                                 && (!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
5675                                  || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
5676                                 && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
5677                                  || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
5678                                 && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
5679                                  || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
5680                                 && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
5681                                  || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT))
5682                                 && !tabular.isMultiRow(sel_row_start));
5683                         status.setOnOff(tabular.ltCaption(sel_row_start));
5684                         break;
5685
5686                 case Tabular::UNSET_LTCAPTION:
5687                         status.setEnabled(sel_row_start == sel_row_end && tabular.ltCaption(sel_row_start));
5688                         break;
5689
5690                 case Tabular::TOGGLE_LTCAPTION:
5691                         status.setEnabled(sel_row_start == sel_row_end && (tabular.ltCaption(sel_row_start)
5692                                 || ((!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
5693                                   || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
5694                                  && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
5695                                   || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
5696                                  && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
5697                                   || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
5698                                  && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
5699                                   || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT)))));
5700                         status.setOnOff(tabular.ltCaption(sel_row_start));
5701                         break;
5702
5703                 case Tabular::TOGGLE_BOOKTABS:
5704                 case Tabular::SET_BOOKTABS:
5705                         status.setOnOff(tabular.use_booktabs);
5706                         break;
5707
5708                 case Tabular::UNSET_BOOKTABS:
5709                         status.setOnOff(!tabular.use_booktabs);
5710                         break;
5711
5712                 default:
5713                         status.clear();
5714                         status.setEnabled(false);
5715                         break;
5716                 }
5717                 return true;
5718 }
5719
5720
5721 // function sets an object as defined in FuncStatus.h:
5722 // states OK, Unknown, Disabled, On, Off.
5723 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
5724                              FuncStatus & status) const
5725 {
5726         switch (cmd.action()) {
5727         case LFUN_INSET_MODIFY:
5728                 if (cmd.getArg(0) != "tabular")
5729                         break;
5730                 if (cmd.getArg(1) == "for-dialog") {
5731                         // The dialog is asking the status of a command
5732                         if (&cur.inset() != this)
5733                                 break;
5734                         string action = cmd.getArg(2);
5735                         string arg = cmd.getLongArg(3);
5736                         return getFeatureStatus(cur, action, arg, status);
5737                 } else {
5738                         // We always enable the lfun if it is coming from the dialog
5739                         // because the dialog makes sure all the settings are valid,
5740                         // even though the first argument might not be valid now.
5741                         status.setEnabled(true);
5742                         return true;
5743                 }
5744
5745         case LFUN_TABULAR_FEATURE: {
5746                 if (&cur.inset() != this)
5747                         break;
5748                 string action = cmd.getArg(0);
5749                 string arg = cmd.getLongArg(1);
5750                 return getFeatureStatus(cur, action, arg, status);
5751         }
5752
5753         case LFUN_CAPTION_INSERT: {
5754                 // caption is only allowed in caption cell of longtable
5755                 if (!tabular.ltCaption(tabular.cellRow(cur.idx()))) {
5756                         status.setEnabled(false);
5757                         return true;
5758                 }
5759                 // only standard caption is allowed
5760                 string arg = cmd.getArg(0);
5761                 if (!arg.empty() && arg != "Standard") {
5762                         status.setEnabled(false);
5763                         return true;
5764                 }
5765                 // check if there is already a caption
5766                 bool have_caption = false;
5767                 InsetTableCell itc = InsetTableCell(*tabular.cellInset(cur.idx()));
5768                 ParagraphList::const_iterator pit = itc.paragraphs().begin();
5769                 ParagraphList::const_iterator pend = itc.paragraphs().end();
5770                 for (; pit != pend; ++pit) {
5771                         InsetList::const_iterator it  = pit->insetList().begin();
5772                         InsetList::const_iterator end = pit->insetList().end();
5773                         for (; it != end; ++it) {
5774                                 if (it->inset->lyxCode() == CAPTION_CODE) {
5775                                         have_caption = true;
5776                                         break;
5777                                 }
5778                         }
5779                 }
5780                 status.setEnabled(!have_caption);
5781                 return true;
5782         }
5783
5784         // These are only enabled inside tabular
5785         case LFUN_CELL_BACKWARD:
5786         case LFUN_CELL_FORWARD:
5787                 status.setEnabled(true);
5788                 return true;
5789
5790         // disable these with multiple cells selected
5791         case LFUN_INSET_INSERT:
5792         case LFUN_TABULAR_INSERT:
5793         case LFUN_TABULAR_STYLE_INSERT:
5794         case LFUN_FLEX_INSERT:
5795         case LFUN_FLOAT_INSERT:
5796         case LFUN_FLOAT_WIDE_INSERT:
5797         case LFUN_FOOTNOTE_INSERT:
5798         case LFUN_MARGINALNOTE_INSERT:
5799         case LFUN_MATH_INSERT:
5800         case LFUN_MATH_MODE:
5801         case LFUN_MATH_MUTATE:
5802         case LFUN_MATH_DISPLAY:
5803         case LFUN_NOTE_INSERT:
5804         case LFUN_ARGUMENT_INSERT:
5805         case LFUN_BOX_INSERT:
5806         case LFUN_BRANCH_INSERT:
5807         case LFUN_PHANTOM_INSERT:
5808         case LFUN_WRAP_INSERT:
5809         case LFUN_PREVIEW_INSERT:
5810         case LFUN_ERT_INSERT: {
5811                 if (cur.selIsMultiCell()) {
5812                         status.setEnabled(false);
5813                         return true;
5814                 } else
5815                         return cell(cur.idx())->getStatus(cur, cmd, status);
5816         }
5817
5818         case LFUN_CHANGE_ACCEPT:
5819         case LFUN_CHANGE_REJECT: {
5820                 if (cur.selIsMultiCell()) {
5821                         row_type rs, re;
5822                         col_type cs, ce;
5823                         getSelection(cur, rs, re, cs, ce);
5824                         for (row_type r = rs; r <= re; ++r) {
5825                                 if (tabular.row_info[r].change.changed()) {
5826                                         status.setEnabled(true);
5827                                         return true;
5828                                 }
5829                                 for (col_type c = cs; c <= ce; ++c) {
5830                                         if (tabular.column_info[c].change.changed()) {
5831                                                 status.setEnabled(true);
5832                                                 return true;
5833                                         }
5834                                 }
5835                         }
5836                 } else {
5837                         if (tabular.row_info[tabular.cellRow(cur.idx())].change.changed()) {
5838                                 status.setEnabled(true);
5839                                 return true;
5840                         }
5841                         else if (tabular.column_info[tabular.cellColumn(cur.idx())].change.changed()) {
5842                                 status.setEnabled(true);
5843                                 return true;
5844                         }
5845                 }
5846                 return cell(cur.idx())->getStatus(cur, cmd, status);
5847         }
5848
5849         // disable in non-fixed-width cells
5850         case LFUN_PARAGRAPH_BREAK:
5851                 // multirow does not allow paragraph breaks
5852                 if (tabular.isMultiRow(cur.idx())) {
5853                         status.setEnabled(false);
5854                         return true;
5855                 }
5856                 // fall through
5857         case LFUN_NEWLINE_INSERT:
5858                 if ((tabular.isMultiColumn(cur.idx()) || tabular.isMultiRow(cur.idx()))
5859                     && tabular.getPWidth(cur.idx()).zero()) {
5860                         status.setEnabled(false);
5861                         return true;
5862                 }
5863                 return cell(cur.idx())->getStatus(cur, cmd, status);
5864
5865         case LFUN_NEWPAGE_INSERT:
5866                 status.setEnabled(false);
5867                 return true;
5868
5869         case LFUN_PASTE:
5870                 if (tabularStackDirty() && theClipboard().isInternal()) {
5871                         if (cur.selIsMultiCell()) {
5872                                 row_type rs, re;
5873                                 col_type cs, ce;
5874                                 getSelection(cur, rs, re, cs, ce);
5875                                 if (paste_tabular && paste_tabular->ncols() == ce - cs + 1
5876                                           && paste_tabular->nrows() == re - rs + 1)
5877                                         status.setEnabled(true);
5878                                 else {
5879                                         status.setEnabled(false);
5880                                         status.message(_("Selection size should match clipboard content."));
5881                                 }
5882                         } else
5883                                 status.setEnabled(true);
5884                         return true;
5885                 }
5886                 return cell(cur.idx())->getStatus(cur, cmd, status);
5887
5888         case LFUN_INSET_SETTINGS:
5889                 // relay this lfun to Inset, not to the cell.
5890                 return Inset::getStatus(cur, cmd, status);
5891
5892         default:
5893                 // we try to handle this event in the insets dispatch function.
5894                 return cell(cur.idx())->getStatus(cur, cmd, status);
5895         }
5896         return false;
5897 }
5898
5899
5900 Inset::DisplayType InsetTabular::display() const
5901 {
5902                 if (tabular.is_long_tabular) {
5903                         switch (tabular.longtabular_alignment) {
5904                         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
5905                                 return AlignLeft;
5906                         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
5907                                 return AlignCenter;
5908                         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
5909                                 return AlignRight;
5910                         default:
5911                                 return AlignCenter;
5912                         }
5913                 } else
5914                         return Inline;
5915 }
5916
5917
5918 void InsetTabular::latex(otexstream & os, OutputParams const & runparams) const
5919 {
5920         tabular.latex(os, runparams);
5921 }
5922
5923
5924 int InsetTabular::plaintext(odocstringstream & os,
5925         OutputParams const & runparams, size_t max_length) const
5926 {
5927         os << '\n'; // output table on a new line
5928         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
5929         tabular.plaintext(os, runparams, dp, false, 0, max_length);
5930         return PLAINTEXT_NEWLINE;
5931 }
5932
5933
5934 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
5935 {
5936         int ret = 0;
5937         Inset * master = 0;
5938
5939         // FIXME: Why not pass a proper DocIterator here?
5940 #if 0
5941         // if the table is inside a float it doesn't need the informaltable
5942         // wrapper. Search for it.
5943         for (master = owner(); master; master = master->owner())
5944                 if (master->lyxCode() == FLOAT_CODE)
5945                         break;
5946 #endif
5947
5948         if (!master) {
5949                 os << "<informaltable>";
5950                 ++ret;
5951         }
5952         ret += tabular.docbook(os, runparams);
5953         if (!master) {
5954                 os << "</informaltable>";
5955                 ++ret;
5956         }
5957         return ret;
5958 }
5959
5960
5961 docstring InsetTabular::xhtml(XHTMLStream & xs, OutputParams const & rp) const
5962 {
5963         return tabular.xhtml(xs, rp);
5964 }
5965
5966
5967 void InsetTabular::validate(LaTeXFeatures & features) const
5968 {
5969         tabular.validate(features);
5970         features.useInsetLayout(getLayout());
5971 }
5972
5973
5974 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
5975 {
5976         return tabular.cellInset(idx);
5977 }
5978
5979
5980 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
5981 {
5982         return tabular.cellInset(idx);
5983 }
5984
5985
5986 void InsetTabular::cursorPos(BufferView const & bv,
5987                 CursorSlice const & sl, bool boundary, int & x, int & y) const
5988 {
5989         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
5990
5991         // y offset     correction
5992         y += cellYPos(sl.idx());
5993         y += tabular.textVOffset(sl.idx());
5994         y += tabular.offsetVAlignment();
5995
5996         // x offset correction
5997         x += cellXPos(sl.idx());
5998         x += tabular.textHOffset(sl.idx());
5999         x += ADD_TO_TABULAR_WIDTH;
6000 }
6001
6002
6003 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
6004 {
6005         int xx = 0;
6006         int yy = 0;
6007         Inset const & inset = *tabular.cellInset(cell);
6008         Point o = bv.coordCache().getInsets().xy(&inset);
6009         int const xbeg = o.x_ - tabular.textHOffset(cell);
6010         int const xend = xbeg + tabular.cellWidth(cell);
6011         row_type const row = tabular.cellRow(cell);
6012         int const ybeg = o.y_ - tabular.rowAscent(row)
6013                 - tabular.interRowSpace(row) - tabular.textVOffset(cell);
6014         int const yend = ybeg + tabular.cellHeight(cell);
6015
6016         if (x < xbeg)
6017                 xx = xbeg - x;
6018         else if (x > xend)
6019                 xx = x - xend;
6020
6021         if (y < ybeg)
6022                 yy = ybeg - y;
6023         else if (y > yend)
6024                 yy = y - yend;
6025
6026         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
6027         //       << " ybeg=" << ybeg << " yend=" << yend
6028         //       << " xx=" << xx << " yy=" << yy
6029         //       << " dist=" << xx + yy << endl;
6030         return xx + yy;
6031 }
6032
6033
6034 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
6035 {
6036         //lyxerr << "InsetTabular::editXY: " << this << endl;
6037         cur.push(*this);
6038         cur.idx() = getNearestCell(cur.bv(), x, y);
6039         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
6040 }
6041
6042
6043 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
6044 {
6045         cur.idx() = getNearestCell(cur.bv(), x, y);
6046         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
6047 }
6048
6049
6050 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
6051 {
6052         idx_type idx_min = 0;
6053         int dist_min = numeric_limits<int>::max();
6054         for (idx_type i = 0, n = nargs(); i != n; ++i) {
6055                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
6056                         int const d = dist(bv, i, x, y);
6057                         if (d < dist_min) {
6058                                 dist_min = d;
6059                                 idx_min = i;
6060                         }
6061                 }
6062         }
6063         return idx_min;
6064 }
6065
6066
6067 int InsetTabular::cellYPos(idx_type const cell) const
6068 {
6069         row_type row = tabular.cellRow(cell);
6070         int ly = 0;
6071         for (row_type r = 0; r < row; ++r)
6072                 ly += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
6073                         + tabular.interRowSpace(r + 1);
6074         return ly;
6075 }
6076
6077
6078 int InsetTabular::cellXPos(idx_type const cell) const
6079 {
6080         col_type col = tabular.cellColumn(cell);
6081         int lx = 0;
6082         for (col_type c = 0; c < col; ++c)
6083                 lx += tabular.column_info[c].width;
6084         return lx;
6085 }
6086
6087
6088 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
6089 {
6090         row_type const row = tabular.cellRow(cur.idx());
6091         col_type const col = tabular.cellColumn(cur.idx());
6092
6093         if (isRightToLeft(cur)) {
6094                 if (tabular.cellColumn(cur.idx()) == 0) {
6095                         if (row == tabular.nrows() - 1)
6096                                 return;
6097                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
6098                 } else {
6099                         if (cur.idx() == 0)
6100                                 return;
6101                         if (col == 0)
6102                                 cur.idx() = tabular.getLastCellInRow(row - 1);
6103                         else
6104                                 cur.idx() = tabular.cellIndex(row, col - 1);
6105                 }
6106         } else {
6107                 if (tabular.isLastCell(cur.idx()))
6108                         return;
6109                 if (cur.idx() == tabular.getLastCellInRow(row))
6110                         cur.idx() = tabular.cellIndex(row + 1, 0);
6111                 else {
6112                         col_type const colnextcell = col + tabular.columnSpan(cur.idx());
6113                         cur.idx() = tabular.cellIndex(row, colnextcell);
6114                 }
6115         }
6116
6117         cur.boundary(false);
6118
6119         if (cur.selIsMultiCell()) {
6120                 cur.pit() = cur.lastpit();
6121                 cur.pos() = cur.lastpos();
6122                 return;
6123         }
6124
6125         cur.pit() = 0;
6126         cur.pos() = 0;
6127
6128         // in visual mode, place cursor at extreme left or right
6129
6130         switch(entry_from) {
6131
6132         case ENTRY_DIRECTION_RIGHT:
6133                 cur.posVisToRowExtremity(false /* !left */);
6134                 break;
6135         case ENTRY_DIRECTION_LEFT:
6136                 cur.posVisToRowExtremity(true /* left */);
6137                 break;
6138         case ENTRY_DIRECTION_IGNORE:
6139                 // nothing to do in this case
6140                 break;
6141
6142         }
6143         cur.setCurrentFont();
6144 }
6145
6146
6147 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
6148 {
6149         row_type const row = tabular.cellRow(cur.idx());
6150         col_type const col = tabular.cellColumn(cur.idx());
6151
6152         if (isRightToLeft(cur)) {
6153                 if (cur.idx() == tabular.getLastCellInRow(row)) {
6154                         if (row == 0)
6155                                 return;
6156                         cur.idx() = tabular.getFirstCellInRow(row);
6157                         cur.idx() = tabular.cellAbove(cur.idx());
6158                 } else {
6159                         if (tabular.isLastCell(cur.idx()))
6160                                 return;
6161                         if (cur.idx() == tabular.getLastCellInRow(row))
6162                                 cur.idx() = tabular.cellIndex(row + 1, 0);
6163                         else
6164                                 cur.idx() = tabular.cellIndex(row, col + 1);
6165                 }
6166         } else {
6167                 if (cur.idx() == 0) // first cell
6168                         return;
6169                 if (col == 0)
6170                         cur.idx() = tabular.getLastCellInRow(row - 1);
6171                 else
6172                         cur.idx() = tabular.cellIndex(row, col - 1);
6173         }
6174
6175         if (cur.selIsMultiCell()) {
6176                 cur.pit() = cur.lastpit();
6177                 cur.pos() = cur.lastpos();
6178                 return;
6179         }
6180
6181         cur.pit() = cur.lastpit();
6182         cur.pos() = cur.lastpos();
6183
6184         // in visual mode, place cursor at extreme left or right
6185
6186         switch(entry_from) {
6187
6188         case ENTRY_DIRECTION_RIGHT:
6189                 cur.posVisToRowExtremity(false /* !left */);
6190                 break;
6191         case ENTRY_DIRECTION_LEFT:
6192                 cur.posVisToRowExtremity(true /* left */);
6193                 break;
6194         case ENTRY_DIRECTION_IGNORE:
6195                 // nothing to do in this case
6196                 break;
6197
6198         }
6199         cur.setCurrentFont();
6200 }
6201
6202
6203 void InsetTabular::tabularFeatures(Cursor & cur, string const & argument)
6204 {
6205         cur.recordUndoInset(this);
6206
6207         istringstream is(argument);
6208         // limit the size of strings we read to avoid memory problems
6209         is >> setw(65636);
6210         string s;
6211         // Safe guard.
6212         size_t safe_guard = 0;
6213         for (;;) {
6214                 if (is.eof())
6215                         return;
6216                 safe_guard++;
6217                 if (safe_guard > 1000) {
6218                         LYXERR0("parameter max count reached!");
6219                         return;
6220                 }
6221                 is >> s;
6222                 Tabular::Feature action = Tabular::LAST_ACTION;
6223
6224                 size_t i = 0;
6225                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
6226                         if (s != tabularFeature[i].feature)
6227                                 continue;
6228                         action = tabularFeature[i].action;
6229                         break;
6230                 }
6231                 if (action == Tabular::LAST_ACTION) {
6232                         LYXERR0("Feature not found " << s);
6233                         continue;
6234                 }
6235                 string val;
6236                 if (tabularFeature[i].need_value)
6237                         is >> val;
6238                 LYXERR(Debug::DEBUG, "Feature: " << s << "\t\tvalue: " << val);
6239                 tabularFeatures(cur, action, val);
6240         }
6241 }
6242
6243
6244 static void checkLongtableSpecial(Tabular::ltType & ltt,
6245                           string const & special, bool & flag)
6246 {
6247         if (special == "dl_above") {
6248                 ltt.topDL = flag;
6249                 ltt.set = false;
6250         } else if (special == "dl_below") {
6251                 ltt.bottomDL = flag;
6252                 ltt.set = false;
6253         } else if (special == "empty") {
6254                 ltt.empty = flag;
6255                 ltt.set = false;
6256         } else if (flag) {
6257                 ltt.empty = false;
6258                 ltt.set = true;
6259         }
6260 }
6261
6262
6263 bool InsetTabular::oneCellHasRotationState(bool rotated,
6264                 row_type row_start, row_type row_end,
6265                 col_type col_start, col_type col_end) const
6266 {
6267         for (row_type r = row_start; r <= row_end; ++r)
6268                 for (col_type c = col_start; c <= col_end; ++c)
6269                         if (rotated) {
6270                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) != 0)
6271                                         return true;
6272                         } else {
6273                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) == 0)
6274                                         return true;
6275                         }
6276         return false;
6277 }
6278
6279
6280 void InsetTabular::tabularFeatures(Cursor & cur,
6281         Tabular::Feature feature, string const & value)
6282 {
6283         col_type sel_col_start;
6284         col_type sel_col_end;
6285         row_type sel_row_start;
6286         row_type sel_row_end;
6287         bool setLines = false;
6288         bool setLinesInnerOnly = false;
6289         LyXAlignment setAlign = LYX_ALIGN_LEFT;
6290         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
6291
6292         switch (feature) {
6293
6294         case Tabular::M_ALIGN_LEFT:
6295         case Tabular::ALIGN_LEFT:
6296                 setAlign = LYX_ALIGN_LEFT;
6297                 break;
6298
6299         case Tabular::M_ALIGN_RIGHT:
6300         case Tabular::ALIGN_RIGHT:
6301                 setAlign = LYX_ALIGN_RIGHT;
6302                 break;
6303
6304         case Tabular::M_ALIGN_CENTER:
6305         case Tabular::ALIGN_CENTER:
6306                 setAlign = LYX_ALIGN_CENTER;
6307                 break;
6308
6309         case Tabular::ALIGN_BLOCK:
6310                 setAlign = LYX_ALIGN_BLOCK;
6311                 break;
6312
6313         case Tabular::ALIGN_DECIMAL:
6314                 setAlign = LYX_ALIGN_DECIMAL;
6315                 break;
6316
6317         case Tabular::M_VALIGN_TOP:
6318         case Tabular::VALIGN_TOP:
6319                 setVAlign = Tabular::LYX_VALIGN_TOP;
6320                 break;
6321
6322         case Tabular::M_VALIGN_BOTTOM:
6323         case Tabular::VALIGN_BOTTOM:
6324                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
6325                 break;
6326
6327         case Tabular::M_VALIGN_MIDDLE:
6328         case Tabular::VALIGN_MIDDLE:
6329                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
6330                 break;
6331
6332         default:
6333                 break;
6334         }
6335
6336         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
6337         row_type const row = tabular.cellRow(cur.idx());
6338         col_type const column = tabular.cellColumn(cur.idx());
6339         bool flag = true;
6340         Tabular::ltType ltt;
6341
6342         switch (feature) {
6343
6344         case Tabular::SET_TABULAR_WIDTH:
6345                 tabular.setTabularWidth(Length(value));
6346                 break;
6347
6348         case Tabular::SET_PWIDTH: {
6349                 Length const len(value);
6350                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6351                         tabular.setColumnPWidth(cur, tabular.cellIndex(row, c), len);
6352                         if (len.zero()
6353                             && tabular.getAlignment(tabular.cellIndex(row, c), true) == LYX_ALIGN_BLOCK)
6354                                 tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
6355                 }
6356                 break;
6357         }
6358
6359         case Tabular::SET_MPWIDTH:
6360                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
6361                 break;
6362
6363         case Tabular::TOGGLE_VARWIDTH_COLUMN: {
6364                 bool const varwidth = value == "on";
6365                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6366                         tabular.toggleVarwidth(tabular.cellIndex(row, c), varwidth);
6367                 break;
6368         }
6369
6370         case Tabular::SET_MROFFSET:
6371                 tabular.setMROffset(cur, cur.idx(), Length(value));
6372                 break;
6373
6374         case Tabular::SET_SPECIAL_COLUMN:
6375         case Tabular::SET_SPECIAL_MULTICOLUMN:
6376                 if (value == "none")
6377                         tabular.setAlignSpecial(cur.idx(), docstring(), feature);
6378                 else
6379                         tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
6380                 break;
6381
6382         case Tabular::APPEND_ROW:
6383                 // append the row into the tabular
6384                 tabular.appendRow(row);
6385                 break;
6386
6387         case Tabular::APPEND_COLUMN:
6388                 // append the column into the tabular
6389                 tabular.appendColumn(column);
6390                 cur.idx() = tabular.cellIndex(row, column);
6391                 break;
6392
6393         case Tabular::DELETE_ROW:
6394                 if (sel_row_end == tabular.nrows() - 1 && sel_row_start != 0) {
6395                         for (col_type c = 0; c < tabular.ncols(); c++) {
6396                                 tabular.setBottomLine(tabular.cellIndex(sel_row_start - 1, c),
6397                                         tabular.bottomLine(tabular.cellIndex(sel_row_end, c)));
6398                                 tabular.setBottomLineTrim(tabular.cellIndex(sel_row_start - 1, c),
6399                                         tabular.bottomLineTrim(tabular.cellIndex(sel_row_end, c)));
6400                         }
6401                 }
6402
6403                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6404                         tabular.deleteRow(sel_row_start);
6405                 if (sel_row_start >= tabular.nrows())
6406                         --sel_row_start;
6407                 cur.idx() = tabular.cellIndex(sel_row_start, column);
6408                 cur.pit() = 0;
6409                 cur.pos() = 0;
6410                 cur.selection(false);
6411                 break;
6412
6413         case Tabular::DELETE_COLUMN:
6414                 if (sel_col_end == tabular.ncols() - 1 && sel_col_start != 0) {
6415                         for (row_type r = 0; r < tabular.nrows(); r++)
6416                                 tabular.setRightLine(tabular.cellIndex(r, sel_col_start - 1),
6417                                         tabular.rightLine(tabular.cellIndex(r, sel_col_end)));
6418                 }
6419
6420                 if (sel_col_start == 0 && sel_col_end != tabular.ncols() - 1) {
6421                         for (row_type r = 0; r < tabular.nrows(); r++)
6422                                 tabular.setLeftLine(tabular.cellIndex(r, sel_col_end + 1),
6423                                         tabular.leftLine(tabular.cellIndex(r, 0)));
6424                 }
6425
6426                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6427                         tabular.deleteColumn(sel_col_start);
6428                 if (sel_col_start >= tabular.ncols())
6429                         --sel_col_start;
6430                 cur.idx() = tabular.cellIndex(row, sel_col_start);
6431                 cur.pit() = 0;
6432                 cur.pos() = 0;
6433                 cur.selection(false);
6434                 break;
6435
6436         case Tabular::COPY_ROW:
6437                 tabular.copyRow(row);
6438                 break;
6439
6440         case Tabular::COPY_COLUMN:
6441                 tabular.copyColumn(column);
6442                 cur.idx() = tabular.cellIndex(row, column);
6443                 break;
6444
6445         case Tabular::MOVE_COLUMN_RIGHT:
6446                 tabular.moveColumn(column, Tabular::RIGHT);
6447                 cur.idx() = tabular.cellIndex(row, column + 1);
6448                 break;
6449
6450         case Tabular::MOVE_COLUMN_LEFT:
6451                 tabular.moveColumn(column, Tabular::LEFT);
6452                 cur.idx() = tabular.cellIndex(row, column - 1);
6453                 break;
6454
6455         case Tabular::MOVE_ROW_DOWN:
6456                 tabular.moveRow(row, Tabular::DOWN);
6457                 cur.idx() = tabular.cellIndex(row + 1, column);
6458                 break;
6459
6460         case Tabular::MOVE_ROW_UP:
6461                 tabular.moveRow(row, Tabular::UP);
6462                 cur.idx() = tabular.cellIndex(row - 1, column);
6463                 break;
6464
6465         case Tabular::SET_LINE_TOP:
6466         case Tabular::TOGGLE_LINE_TOP: {
6467                 bool lineSet = (feature == Tabular::SET_LINE_TOP)
6468                                ? (value == "true") : !tabular.topLine(cur.idx());
6469                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6470                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6471                                 tabular.setTopLine(tabular.cellIndex(r, c), lineSet);
6472                 break;
6473         }
6474
6475         case Tabular::SET_LINE_BOTTOM:
6476         case Tabular::TOGGLE_LINE_BOTTOM: {
6477                 bool lineSet = (feature == Tabular::SET_LINE_BOTTOM)
6478                                ? (value == "true") : !tabular.bottomLine(cur.idx());
6479                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6480                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6481                                 tabular.setBottomLine(tabular.cellIndex(r, c), lineSet);
6482                 break;
6483         }
6484
6485         case Tabular::SET_LTRIM_TOP:
6486         case Tabular::TOGGLE_LTRIM_TOP: {
6487                 bool l = (feature == Tabular::SET_LTRIM_TOP)
6488                                ? (value == "true") : !tabular.topLineTrim(cur.idx()).first;
6489                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6490                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6491                                 tabular.setTopLineLTrim(tabular.cellIndex(r, c), l);
6492                 break;
6493         }
6494
6495         case Tabular::SET_RTRIM_TOP:
6496         case Tabular::TOGGLE_RTRIM_TOP: {
6497                 bool l = (feature == Tabular::SET_RTRIM_TOP)
6498                                ? (value == "true") : !tabular.topLineTrim(cur.idx()).second;
6499                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6500                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6501                                 tabular.setTopLineRTrim(tabular.cellIndex(r, c), l);
6502                 break;
6503         }
6504
6505         case Tabular::SET_LTRIM_BOTTOM:
6506         case Tabular::TOGGLE_LTRIM_BOTTOM: {
6507                 bool l = (feature == Tabular::SET_LTRIM_BOTTOM)
6508                                ? (value == "true") : !tabular.bottomLineTrim(cur.idx()).first;
6509                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6510                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6511                                 tabular.setBottomLineLTrim(tabular.cellIndex(r, c), l);
6512                 break;
6513         }
6514
6515         case Tabular::SET_RTRIM_BOTTOM:
6516         case Tabular::TOGGLE_RTRIM_BOTTOM: {
6517                 bool l = (feature == Tabular::SET_RTRIM_BOTTOM)
6518                                ? (value == "true") : !tabular.bottomLineTrim(cur.idx()).second;
6519                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6520                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6521                                 tabular.setBottomLineRTrim(tabular.cellIndex(r, c), l);
6522                 break;
6523         }
6524
6525         case Tabular::SET_LINE_LEFT:
6526         case Tabular::TOGGLE_LINE_LEFT: {
6527                 bool lineSet = (feature == Tabular::SET_LINE_LEFT)
6528                                ? (value == "true") : !tabular.leftLine(cur.idx());
6529                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6530                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6531                                 tabular.setLeftLine(tabular.cellIndex(r, c), lineSet);
6532                 break;
6533         }
6534
6535         case Tabular::SET_LINE_RIGHT:
6536         case Tabular::TOGGLE_LINE_RIGHT: {
6537                 bool lineSet = (feature == Tabular::SET_LINE_RIGHT)
6538                                ? (value == "true") : !tabular.rightLine(cur.idx());
6539                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6540                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6541                                 tabular.setRightLine(tabular.cellIndex(r, c), lineSet);
6542                 break;
6543         }
6544
6545         case Tabular::M_ALIGN_LEFT:
6546         case Tabular::M_ALIGN_RIGHT:
6547         case Tabular::M_ALIGN_CENTER:
6548         case Tabular::ALIGN_LEFT:
6549         case Tabular::ALIGN_RIGHT:
6550         case Tabular::ALIGN_CENTER:
6551         case Tabular::ALIGN_BLOCK:
6552         case Tabular::ALIGN_DECIMAL:
6553                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6554                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6555                                 tabular.setAlignment(tabular.cellIndex(r, c), setAlign,
6556                                 !tabular.getPWidth(c).zero());
6557                 break;
6558
6559         case Tabular::M_VALIGN_TOP:
6560         case Tabular::M_VALIGN_BOTTOM:
6561         case Tabular::M_VALIGN_MIDDLE:
6562                 flag = false;
6563                 // fall through
6564         case Tabular::VALIGN_TOP:
6565         case Tabular::VALIGN_BOTTOM:
6566         case Tabular::VALIGN_MIDDLE:
6567                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6568                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6569                                 tabular.setVAlignment(tabular.cellIndex(r, c), setVAlign, flag);
6570                 break;
6571
6572         case Tabular::SET_MULTICOLUMN: {
6573                 if (!cur.selection()) {
6574                         // just multicol for one single cell
6575                         // check whether we are completely in a multicol
6576                         if (!tabular.isMultiColumn(cur.idx()))
6577                                 tabular.setMultiColumn(cur, cur.idx(), 1,
6578                                         tabular.rightLine(cur.idx()));
6579                         break;
6580                 }
6581                 // we have a selection so this means we just add all these
6582                 // cells to form a multicolumn cell
6583                 idx_type const s_start = cur.selBegin().idx();
6584                 row_type const col_start = tabular.cellColumn(s_start);
6585                 row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
6586                 cur.idx() = tabular.setMultiColumn(cur, s_start, col_end - col_start + 1,
6587                                                    tabular.rightLine(cur.selEnd().idx()));
6588                 cur.pit() = 0;
6589                 cur.pos() = 0;
6590                 cur.selection(false);
6591                 break;
6592         }
6593
6594         case Tabular::UNSET_MULTICOLUMN: {
6595                 if (!cur.selection()) {
6596                         if (tabular.isMultiColumn(cur.idx()))
6597                                 tabular.unsetMultiColumn(cur.idx());
6598                 }
6599                 break;
6600         }
6601
6602         case Tabular::MULTICOLUMN: {
6603                 if (!cur.selection()) {
6604                         if (tabular.isMultiColumn(cur.idx()))
6605                                 tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
6606                         else
6607                                 tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
6608                         break;
6609                 }
6610                 bool merge = false;
6611                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6612                         row_type const r = sel_row_start;
6613                         if (!tabular.isMultiColumn(tabular.cellIndex(r, c))
6614                             || (r > sel_row_start && !tabular.isPartOfMultiColumn(r, c)))
6615                                 merge = true;
6616                 }
6617                 // If the selection contains at least one singlecol cell
6618                 // or multiple multicol cells,
6619                 // we assume the user will merge is to a single multicol
6620                 if (merge)
6621                         tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
6622                 else
6623                         tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
6624                 break;
6625         }
6626
6627         case Tabular::SET_MULTIROW: {
6628                 if (!cur.selection()) {
6629                         // just multirow for one single cell
6630                         // check whether we are completely in a multirow
6631                         if (!tabular.isMultiRow(cur.idx()))
6632                                 tabular.setMultiRow(cur, cur.idx(), 1,
6633                                                     tabular.bottomLine(cur.idx()),
6634                                                     tabular.getAlignment(cur.idx()));
6635                         break;
6636                 }
6637                 // we have a selection so this means we just add all this
6638                 // cells to form a multirow cell
6639                 idx_type const s_start = cur.selBegin().idx();
6640                 row_type const row_start = tabular.cellRow(s_start);
6641                 row_type const row_end = tabular.cellRow(cur.selEnd().idx());
6642                 cur.idx() = tabular.setMultiRow(cur, s_start, row_end - row_start + 1,
6643                                                 tabular.bottomLine(cur.selEnd().idx()),
6644                                                 tabular.getAlignment(cur.selEnd().idx()));
6645                 cur.pit() = 0;
6646                 cur.pos() = 0;
6647                 cur.selection(false);
6648                 break;
6649         }
6650
6651         case Tabular::UNSET_MULTIROW: {
6652                 if (!cur.selection()) {
6653                         if (tabular.isMultiRow(cur.idx()))
6654                                 tabular.unsetMultiRow(cur.idx());
6655                 }
6656                 break;
6657         }
6658
6659         case Tabular::MULTIROW: {
6660                 if (!cur.selection()) {
6661                         if (tabular.isMultiRow(cur.idx()))
6662                                 tabularFeatures(cur, Tabular::UNSET_MULTIROW);
6663                         else
6664                                 tabularFeatures(cur, Tabular::SET_MULTIROW);
6665                         break;
6666                 }
6667                 bool merge = false;
6668                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6669                         col_type const c = sel_col_start;
6670                         if (!tabular.isMultiRow(tabular.cellIndex(r, c))
6671                             || (r > sel_row_start && !tabular.isPartOfMultiRow(r, c)))
6672                                 merge = true;
6673                 }
6674                 // If the selection contains at least one singlerow cell
6675                 // or multiple multirow cells,
6676                 // we assume the user will merge is to a single multirow
6677                 if (merge)
6678                         tabularFeatures(cur, Tabular::SET_MULTIROW);
6679                 else
6680                         tabularFeatures(cur, Tabular::UNSET_MULTIROW);
6681                 break;
6682         }
6683
6684         case Tabular::SET_INNER_LINES:
6685                 setLinesInnerOnly = true;
6686                 // fall through
6687         case Tabular::SET_ALL_LINES:
6688                 setLines = true;
6689                 // fall through
6690         case Tabular::UNSET_ALL_LINES:
6691                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6692                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6693                                 idx_type const cell = tabular.cellIndex(r, c);
6694                                 if (!setLinesInnerOnly || r != sel_row_start)
6695                                         tabular.setTopLine(cell, setLines);
6696                                 if ((!setLinesInnerOnly || r != sel_row_end)
6697                                     && (!setLines || r == sel_row_end))
6698                                         tabular.setBottomLine(cell, setLines);
6699                                 if ((!setLinesInnerOnly || c != sel_col_end)
6700                                     && (!setLines || c == sel_col_end))
6701                                         tabular.setRightLine(cell, setLines);
6702                                 if ((!setLinesInnerOnly || c != sel_col_start))
6703                                         tabular.setLeftLine(cell, setLines);
6704                         }
6705                 break;
6706
6707         case Tabular::RESET_FORMAL_DEFAULT:
6708                 for (row_type r = 0; r < tabular.nrows(); ++r) {
6709                         bool const head_or_foot = r == 0 || r == tabular.nrows() - 1;
6710                         for (col_type c = 0; c < tabular.ncols(); ++c) {
6711                                 idx_type const cell = tabular.cellIndex(r, c);
6712                                 tabular.setTopLine(cell, head_or_foot);
6713                                 tabular.setBottomLine(cell, head_or_foot);
6714                         }
6715                 }
6716                 break;
6717
6718         case Tabular::SET_BORDER_LINES:
6719                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6720                         tabular.setLeftLine(tabular.cellIndex(r, sel_col_start), true);
6721                         tabular.setRightLine(tabular.cellIndex(r, sel_col_end), true);
6722                 }
6723                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6724                         tabular.setTopLine(tabular.cellIndex(sel_row_start, c), true);
6725                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, c), true);
6726                 }
6727                 break;
6728
6729         case Tabular::TOGGLE_LONGTABULAR:
6730                 if (tabular.is_long_tabular)
6731                         tabularFeatures(cur, Tabular::UNSET_LONGTABULAR);
6732                 else
6733                         tabular.is_long_tabular = true;
6734                 break;
6735
6736         case Tabular::SET_LONGTABULAR:
6737                 tabular.is_long_tabular = true;
6738                 break;
6739
6740         case Tabular::UNSET_LONGTABULAR:
6741                 for (row_type r = 0; r < tabular.nrows(); ++r) {
6742                         if (tabular.ltCaption(r)) {
6743                                 cur.idx() = tabular.cellIndex(r, 0);
6744                                 cur.pit() = 0;
6745                                 cur.pos() = 0;
6746                                 tabularFeatures(cur, Tabular::TOGGLE_LTCAPTION);
6747                         }
6748                 }
6749                 tabular.is_long_tabular = false;
6750                 break;
6751
6752         case Tabular::SET_ROTATE_TABULAR:
6753                 tabular.rotate = convert<int>(value);
6754                 break;
6755
6756         case Tabular::UNSET_ROTATE_TABULAR:
6757                 tabular.rotate = 0;
6758                 break;
6759
6760         case Tabular::TOGGLE_ROTATE_TABULAR:
6761                 // when pressing the rotate button we default to 90° rotation
6762                 tabular.rotate != 0 ? tabular.rotate = 0 : tabular.rotate = 90;
6763                 break;
6764
6765         case Tabular::TABULAR_VALIGN_TOP:
6766                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
6767                 break;
6768
6769         case Tabular::TABULAR_VALIGN_MIDDLE:
6770                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
6771                 break;
6772
6773         case Tabular::TABULAR_VALIGN_BOTTOM:
6774                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
6775                 break;
6776
6777         case Tabular::LONGTABULAR_ALIGN_LEFT:
6778                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
6779                 break;
6780
6781         case Tabular::LONGTABULAR_ALIGN_CENTER:
6782                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
6783                 break;
6784
6785         case Tabular::LONGTABULAR_ALIGN_RIGHT:
6786                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
6787                 break;
6788
6789         case Tabular::SET_ROTATE_CELL:
6790                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6791                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6792                                 tabular.setRotateCell(tabular.cellIndex(r, c), convert<int>(value));
6793                 break;
6794
6795         case Tabular::UNSET_ROTATE_CELL:
6796                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6797                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6798                                 tabular.setRotateCell(tabular.cellIndex(r, c), 0);
6799                 break;
6800
6801         case Tabular::TOGGLE_ROTATE_CELL:
6802                 {
6803                 bool oneNotRotated = oneCellHasRotationState(false,
6804                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
6805
6806                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6807                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6808                                 // when pressing the rotate cell button we default to 90° rotation
6809                                 if (oneNotRotated)
6810                                         tabular.setRotateCell(tabular.cellIndex(r, c), 90);
6811                                 else
6812                                         tabular.setRotateCell(tabular.cellIndex(r, c), 0);
6813                         }
6814                 }
6815                 break;
6816
6817         case Tabular::SET_USEBOX: {
6818                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
6819                 if (val == tabular.getUsebox(cur.idx()))
6820                         val = Tabular::BOX_NONE;
6821                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6822                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6823                                 tabular.setUsebox(tabular.cellIndex(r, c), val);
6824                 break;
6825         }
6826
6827         case Tabular::UNSET_LTFIRSTHEAD:
6828                 flag = false;
6829                 // fall through
6830         case Tabular::SET_LTFIRSTHEAD:
6831                 tabular.getRowOfLTFirstHead(row, ltt);
6832                 checkLongtableSpecial(ltt, value, flag);
6833                 tabular.setLTHead(row, flag, ltt, true);
6834                 break;
6835
6836         case Tabular::UNSET_LTHEAD:
6837                 flag = false;
6838                 // fall through
6839         case Tabular::SET_LTHEAD:
6840                 tabular.getRowOfLTHead(row, ltt);
6841                 checkLongtableSpecial(ltt, value, flag);
6842                 tabular.setLTHead(row, flag, ltt, false);
6843                 break;
6844
6845         case Tabular::UNSET_LTFOOT:
6846                 flag = false;
6847                 // fall through
6848         case Tabular::SET_LTFOOT:
6849                 tabular.getRowOfLTFoot(row, ltt);
6850                 checkLongtableSpecial(ltt, value, flag);
6851                 tabular.setLTFoot(row, flag, ltt, false);
6852                 break;
6853
6854         case Tabular::UNSET_LTLASTFOOT:
6855                 flag = false;
6856                 // fall through
6857         case Tabular::SET_LTLASTFOOT:
6858                 tabular.getRowOfLTLastFoot(row, ltt);
6859                 checkLongtableSpecial(ltt, value, flag);
6860                 tabular.setLTFoot(row, flag, ltt, true);
6861                 break;
6862
6863         case Tabular::UNSET_LTNEWPAGE:
6864                 flag = false;
6865                 // fall through
6866         case Tabular::SET_LTNEWPAGE:
6867                 tabular.setLTNewPage(row, flag);
6868                 break;
6869
6870         case Tabular::SET_LTCAPTION: {
6871                 if (tabular.ltCaption(row))
6872                         break;
6873                 cur.idx() = tabular.setLTCaption(cur, row, true);
6874                 cur.pit() = 0;
6875                 cur.pos() = 0;
6876                 cur.selection(false);
6877                 // If a row is set as caption, then also insert
6878                 // a caption. Otherwise the LaTeX output is broken.
6879                 // Select cell if it is non-empty
6880                 if (cur.lastpos() > 0 || cur.lastpit() > 0)
6881                         lyx::dispatch(FuncRequest(LFUN_INSET_SELECT_ALL));
6882                 lyx::dispatch(FuncRequest(LFUN_CAPTION_INSERT));
6883                 break;
6884         }
6885
6886         case Tabular::UNSET_LTCAPTION: {
6887                 if (!tabular.ltCaption(row))
6888                         break;
6889                 cur.idx() = tabular.setLTCaption(cur, row, false);
6890                 cur.pit() = 0;
6891                 cur.pos() = 0;
6892                 cur.selection(false);
6893                 FuncRequest fr(LFUN_INSET_DISSOLVE, "caption");
6894                 if (lyx::getStatus(fr).enabled())
6895                         lyx::dispatch(fr);
6896                 break;
6897         }
6898
6899         case Tabular::TOGGLE_LTCAPTION: {
6900                 if (tabular.ltCaption(row))
6901                         tabularFeatures(cur, Tabular::UNSET_LTCAPTION);
6902                 else
6903                         tabularFeatures(cur, Tabular::SET_LTCAPTION);
6904                 break;
6905         }
6906
6907         case Tabular::TOGGLE_BOOKTABS:
6908                 tabular.use_booktabs = !tabular.use_booktabs;
6909                 break;
6910
6911         case Tabular::SET_BOOKTABS:
6912                 tabular.use_booktabs = true;
6913                 break;
6914
6915         case Tabular::UNSET_BOOKTABS:
6916                 tabular.use_booktabs = false;
6917                 break;
6918
6919         case Tabular::SET_TOP_SPACE: {
6920                 Length len;
6921                 if (value == "default")
6922                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6923                                 tabular.row_info[r].top_space_default = true;
6924                 else if (value == "none")
6925                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6926                                 tabular.row_info[r].top_space_default = false;
6927                                 tabular.row_info[r].top_space = len;
6928                         }
6929                 else if (isValidLength(value, &len))
6930                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6931                                 tabular.row_info[r].top_space_default = false;
6932                                 tabular.row_info[r].top_space = len;
6933                         }
6934                 break;
6935         }
6936
6937         case Tabular::SET_BOTTOM_SPACE: {
6938                 Length len;
6939                 if (value == "default")
6940                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6941                                 tabular.row_info[r].bottom_space_default = true;
6942                 else if (value == "none")
6943                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6944                                 tabular.row_info[r].bottom_space_default = false;
6945                                 tabular.row_info[r].bottom_space = len;
6946                         }
6947                 else if (isValidLength(value, &len))
6948                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6949                                 tabular.row_info[r].bottom_space_default = false;
6950                                 tabular.row_info[r].bottom_space = len;
6951                         }
6952                 break;
6953         }
6954
6955         case Tabular::SET_INTERLINE_SPACE: {
6956                 Length len;
6957                 if (value == "default")
6958                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6959                                 tabular.row_info[r].interline_space_default = true;
6960                 else if (value == "none")
6961                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6962                                 tabular.row_info[r].interline_space_default = false;
6963                                 tabular.row_info[r].interline_space = len;
6964                         }
6965                 else if (isValidLength(value, &len))
6966                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6967                                 tabular.row_info[r].interline_space_default = false;
6968                                 tabular.row_info[r].interline_space = len;
6969                         }
6970                 break;
6971         }
6972
6973         case Tabular::SET_DECIMAL_POINT:
6974                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6975                         tabular.column_info[c].decimal_point = from_utf8(value);
6976                 break;
6977
6978         // dummy stuff just to avoid warnings
6979         case Tabular::LAST_ACTION:
6980                 break;
6981         }
6982 }
6983
6984
6985 bool InsetTabular::copySelection(Cursor & cur)
6986 {
6987         if (!cur.selection())
6988                 return false;
6989
6990         row_type rs, re;
6991         col_type cs, ce;
6992         getSelection(cur, rs, re, cs, ce);
6993
6994         paste_tabular.reset(new Tabular(tabular));
6995
6996         for (row_type r = 0; r < rs; ++r)
6997                 paste_tabular->deleteRow(0);
6998
6999         row_type const rows = re - rs + 1;
7000         while (paste_tabular->nrows() > rows)
7001                 paste_tabular->deleteRow(rows);
7002
7003         for (col_type c = 0; c < cs; ++c)
7004                 paste_tabular->deleteColumn(0);
7005
7006         col_type const columns = ce - cs + 1;
7007         while (paste_tabular->ncols() > columns)
7008                 paste_tabular->deleteColumn(columns);
7009
7010         paste_tabular->setBuffer(tabular.buffer());
7011
7012         odocstringstream os;
7013         OutputParams const runparams(0);
7014         paste_tabular->plaintext(os, runparams, 0, true, '\t', INT_MAX);
7015         // Needed for the "Edit->Paste recent" menu and the system clipboard.
7016         cap::copySelection(cur, os.str());
7017
7018         // mark tabular stack dirty
7019         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
7020         // when we (hopefully) have a one-for-all paste mechanism.
7021         // This must be called after cap::copySelection.
7022         dirtyTabularStack(true);
7023
7024         return true;
7025 }
7026
7027
7028 bool InsetTabular::pasteClipboard(Cursor & cur)
7029 {
7030         if (!paste_tabular)
7031                 return false;
7032         col_type actcol = tabular.cellColumn(cur.idx());
7033         row_type actrow = tabular.cellRow(cur.idx());
7034
7035         if (cur.selIsMultiCell()) {
7036                 row_type re;
7037                 col_type ce;
7038                 getSelection(cur, actrow, re, actcol, ce);
7039         }
7040
7041         for (row_type r1 = 0, r2 = actrow;
7042              r1 < paste_tabular->nrows() && r2 < tabular.nrows();
7043              ++r1, ++r2) {
7044                 for (col_type c1 = 0, c2 = actcol;
7045                     c1 < paste_tabular->ncols() && c2 < tabular.ncols();
7046                     ++c1, ++c2) {
7047                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
7048                               tabular.isPartOfMultiColumn(r2, c2))
7049                                 continue;
7050                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
7051                                 --c2;
7052                                 continue;
7053                         }
7054                         if (tabular.isPartOfMultiColumn(r2, c2)) {
7055                                 --c1;
7056                                 continue;
7057                         }
7058                         shared_ptr<InsetTableCell> inset(
7059                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
7060                         tabular.setCellInset(r2, c2, inset);
7061                         // FIXME?: why do we need to do this explicitly? (EL)
7062                         tabular.cellInset(r2, c2)->setBuffer(tabular.buffer());
7063
7064                         // FIXME: change tracking (MG)
7065                         inset->setChange(Change(buffer().params().track_changes ?
7066                                                 Change::INSERTED : Change::UNCHANGED));
7067                         cur.pos() = 0;
7068                         cur.pit() = 0;
7069                 }
7070         }
7071         return true;
7072 }
7073
7074
7075 void InsetTabular::cutSelection(Cursor & cur)
7076 {
7077         if (!cur.selection())
7078                 return;
7079
7080         row_type rs, re;
7081         col_type cs, ce;
7082         getSelection(cur, rs, re, cs, ce);
7083         for (row_type r = rs; r <= re; ++r) {
7084                 for (col_type c = cs; c <= ce; ++c) {
7085                         shared_ptr<InsetTableCell> t
7086                                 = cell(tabular.cellIndex(r, c));
7087                         if (buffer().params().track_changes)
7088                                 // FIXME: Change tracking (MG)
7089                                 t->setChange(Change(Change::DELETED));
7090                         else
7091                                 t->clear();
7092                 }
7093         }
7094
7095         // cursor position might be invalid now
7096         if (cur.pit() > cur.lastpit())
7097                 cur.pit() = cur.lastpit();
7098         if (cur.pos() > cur.lastpos())
7099                 cur.pos() = cur.lastpos();
7100         cur.clearSelection();
7101 }
7102
7103
7104 bool InsetTabular::isRightToLeft(Cursor & cur) const
7105 {
7106         // LASSERT: It might be better to abandon this Buffer.
7107         LASSERT(cur.depth() > 1, return false);
7108         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
7109         pos_type const parentpos = cur[cur.depth() - 2].pos();
7110         return parentpar.getFontSettings(buffer().params(),
7111                                          parentpos).language()->rightToLeft();
7112 }
7113
7114
7115 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
7116                                  bool intoInsets)
7117 {
7118         LASSERT(stidx <= enidx, return docstring());
7119         docstring retval;
7120         col_type const col1 = tabular.cellColumn(stidx);
7121         col_type const col2 = tabular.cellColumn(enidx);
7122         row_type const row1 = tabular.cellRow(stidx);
7123         row_type const row2 = tabular.cellRow(enidx);
7124         bool first = true;
7125         for (col_type col = col1; col <= col2; col++)
7126                 for (row_type row = row1; row <= row2; row++) {
7127                         if (!first)
7128                                 retval += "\n";
7129                         else
7130                                 first = false;
7131                         retval += tabular.cellInset(row, col)->asString(intoInsets);
7132                 }
7133         return retval;
7134 }
7135
7136
7137 void InsetTabular::getSelection(Cursor & cur,
7138         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
7139 {
7140         CursorSlice const & beg = cur.selBegin();
7141         CursorSlice const & end = cur.selEnd();
7142         cs = tabular.cellColumn(beg.idx());
7143         ce = tabular.cellColumn(end.idx());
7144         if (cs > ce)
7145                 swap(cs, ce);
7146
7147         rs = tabular.cellRow(beg.idx());
7148         re = tabular.cellRow(end.idx());
7149         if (rs > re)
7150                 swap(rs, re);
7151 }
7152
7153
7154 Text * InsetTabular::getText(int idx) const
7155 {
7156         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
7157 }
7158
7159
7160 bool InsetTabular::isChanged() const
7161 {
7162         for (idx_type idx = 0; idx < nargs(); ++idx) {
7163                 if (cell(idx)->isChanged())
7164                         return true;
7165                 if (tabular.row_info[tabular.cellRow(idx)].change.changed())
7166                         return true;
7167                 if (tabular.column_info[tabular.cellColumn(idx)].change.changed())
7168                         return true;
7169         }
7170         return false;
7171 }
7172
7173
7174 void InsetTabular::setChange(Change const & change)
7175 {
7176         for (idx_type idx = 0; idx < nargs(); ++idx)
7177                 cell(idx)->setChange(change);
7178 }
7179
7180
7181 void InsetTabular::acceptChanges()
7182 {
7183         for (idx_type idx = 0; idx < nargs(); ++idx)
7184                 cell(idx)->acceptChanges();
7185         for (row_type row = 0; row < tabular.nrows(); ++row) {
7186                 if (tabular.row_info[row].change.inserted())
7187                         tabular.row_info[row].change.setUnchanged();
7188                 else if (tabular.row_info[row].change.deleted())
7189                         tabular.deleteRow(row, true);
7190         }
7191         for (col_type col = 0; col < tabular.ncols(); ++col) {
7192                 if (tabular.column_info[col].change.inserted())
7193                         tabular.column_info[col].change.setUnchanged();
7194                 else if (tabular.column_info[col].change.deleted())
7195                         tabular.deleteColumn(col, true);
7196         }
7197         tabular.updateIndexes();
7198 }
7199
7200
7201 void InsetTabular::rejectChanges()
7202 {
7203         for (idx_type idx = 0; idx < nargs(); ++idx)
7204                 cell(idx)->rejectChanges();
7205         for (row_type row = 0; row < tabular.nrows(); ++row) {
7206                 if (tabular.row_info[row].change.deleted())
7207                         tabular.row_info[row].change.setUnchanged();
7208                 else if (tabular.row_info[row].change.inserted())
7209                         tabular.deleteRow(row, true);
7210         }
7211         for (col_type col = 0; col < tabular.ncols(); ++col) {
7212                 if (tabular.column_info[col].change.deleted())
7213                         tabular.column_info[col].change.setUnchanged();
7214                 else if (tabular.column_info[col].change.inserted())
7215                         tabular.deleteColumn(col, true);
7216         }
7217         tabular.updateIndexes();
7218 }
7219
7220
7221 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
7222 {
7223         return tabular.getPWidth(cell).zero();
7224 }
7225
7226
7227 bool InsetTabular::forcePlainLayout(idx_type cell) const
7228 {
7229         return tabular.isMultiColumn(cell) && !tabular.getPWidth(cell).zero();
7230 }
7231
7232
7233 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
7234                                      bool usePaste)
7235 {
7236         if (buf.length() <= 0)
7237                 return true;
7238
7239         col_type cols = 1;
7240         row_type rows = 1;
7241         col_type maxCols = 1;
7242         size_t const len = buf.length();
7243         size_t p = 0;
7244
7245         while (p < len &&
7246                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
7247                 switch (buf[p]) {
7248                 case '\t':
7249                         ++cols;
7250                         break;
7251                 case '\n':
7252                         if (p + 1 < len)
7253                                 ++rows;
7254                         maxCols = max(cols, maxCols);
7255                         cols = 1;
7256                         break;
7257                 }
7258                 ++p;
7259         }
7260         maxCols = max(cols, maxCols);
7261         Tabular * loctab;
7262         idx_type cell = 0;
7263         col_type ocol = 0;
7264         row_type row = 0;
7265         if (usePaste) {
7266                 paste_tabular.reset(new Tabular(buffer_, rows, maxCols));
7267                 loctab = paste_tabular.get();
7268                 dirtyTabularStack(true);
7269         } else {
7270                 loctab = &tabular;
7271                 cell = bv.cursor().idx();
7272                 ocol = tabular.cellColumn(cell);
7273                 row = tabular.cellRow(cell);
7274         }
7275
7276         size_t op = 0;
7277         idx_type cells = loctab->numberofcells;
7278         p = 0;
7279         cols = ocol;
7280         rows = loctab->nrows();
7281         col_type columns = loctab->ncols();
7282
7283         while (p < len &&
7284                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
7285         {
7286                 if (p >= len)
7287                         break;
7288                 switch (buf[p]) {
7289                 case '\t':
7290                         // append column if necessary
7291                         if (cols == columns) {
7292                                 loctab->appendColumn(cols - 1);
7293                                 columns = loctab->ncols();
7294                                 cells = loctab->numberofcells;
7295                                 ++cell;
7296                         }
7297                         if (cols < columns) {
7298                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
7299                                 Font const font = bv.textMetrics(&inset->text()).
7300                                         displayFont(0, 0);
7301                                 inset->setText(buf.substr(op, p - op), font,
7302                                                buffer().params().track_changes);
7303                                 ++cols;
7304                                 ++cell;
7305                         }
7306                         break;
7307                 case '\n':
7308                         // we can only set this if we are not too far right
7309                         if (cols < columns) {
7310                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
7311                                 Font const font = bv.textMetrics(&inset->text()).
7312                                         displayFont(0, 0);
7313                                 inset->setText(buf.substr(op, p - op), font,
7314                                                buffer().params().track_changes);
7315                         }
7316                         cols = ocol;
7317                         ++row;
7318                         // append row if necessary
7319                         if (row == rows && p < len - 1) {
7320                                 loctab->appendRow(row - 1);
7321                                 rows = loctab->nrows();
7322                                 cells = loctab->numberofcells;
7323                         }
7324                         if (row < rows)
7325                                 cell = loctab->cellIndex(row, cols);
7326                         break;
7327                 }
7328                 ++p;
7329                 op = p;
7330         }
7331         // check for the last cell if there is no trailing '\n'
7332         if (cell < cells && op < len) {
7333                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
7334                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
7335                 inset->setText(buf.substr(op, len - op), font,
7336                         buffer().params().track_changes);
7337         }
7338         return true;
7339 }
7340
7341
7342 void InsetTabular::addPreview(DocIterator const & inset_pos,
7343         PreviewLoader & loader) const
7344 {
7345         DocIterator cell_pos = inset_pos;
7346
7347         cell_pos.push_back(CursorSlice(*const_cast<InsetTabular *>(this)));
7348         for (row_type r = 0; r < tabular.nrows(); ++r) {
7349                 for (col_type c = 0; c < tabular.ncols(); ++c) {
7350                         cell_pos.top().idx() = tabular.cellIndex(r, c);
7351                         tabular.cellInset(r, c)->addPreview(cell_pos, loader);
7352                 }
7353         }
7354 }
7355
7356
7357 bool InsetTabular::completionSupported(Cursor const & cur) const
7358 {
7359         Cursor const & bvCur = cur.bv().cursor();
7360         if (&bvCur.inset() != this)
7361                 return false;
7362         return cur.text()->completionSupported(cur);
7363 }
7364
7365
7366 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
7367 {
7368         return completionSupported(cur);
7369 }
7370
7371
7372 bool InsetTabular::automaticInlineCompletion() const
7373 {
7374         return lyxrc.completion_inline_text;
7375 }
7376
7377
7378 bool InsetTabular::automaticPopupCompletion() const
7379 {
7380         return lyxrc.completion_popup_text;
7381 }
7382
7383
7384 bool InsetTabular::showCompletionCursor() const
7385 {
7386         return lyxrc.completion_cursor_text;
7387 }
7388
7389
7390 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
7391 {
7392         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
7393 }
7394
7395
7396 docstring InsetTabular::completionPrefix(Cursor const & cur) const
7397 {
7398         if (!completionSupported(cur))
7399                 return docstring();
7400         return cur.text()->completionPrefix(cur);
7401 }
7402
7403
7404 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
7405 {
7406         if (!completionSupported(cur))
7407                 return false;
7408
7409         return cur.text()->insertCompletion(cur, s, finished);
7410 }
7411
7412
7413 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
7414                                     Dimension & dim) const
7415 {
7416         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
7417         tm.completionPosAndDim(cur, x, y, dim);
7418 }
7419
7420
7421 void InsetTabular::string2params(string const & in, InsetTabular & inset)
7422 {
7423         istringstream data(in);
7424         Lexer lex;
7425         lex.setStream(data);
7426
7427         if (in.empty())
7428                 return;
7429
7430         string token;
7431         lex >> token;
7432         if (!lex || token != "tabular") {
7433                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
7434                 return;
7435         }
7436
7437         // This is part of the inset proper that is usually swallowed
7438         // by Buffer::readInset
7439         lex >> token;
7440         if (!lex || token != "Tabular") {
7441                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
7442                 return;
7443         }
7444
7445         inset.read(lex);
7446 }
7447
7448
7449 string InsetTabular::params2string(InsetTabular const & inset)
7450 {
7451         ostringstream data;
7452         data << "tabular" << ' ';
7453         inset.write(data);
7454         data << "\\end_inset\n";
7455         return data.str();
7456 }
7457
7458
7459 void InsetTabular::setLayoutForHiddenCells(DocumentClass const & dc)
7460 {
7461         for (Tabular::col_type c = 0; c < tabular.ncols(); ++c) {
7462                 for (Tabular::row_type r = 0; r < tabular.nrows(); ++r) {
7463                         if (!tabular.isPartOfMultiColumn(r,c) &&
7464                             !tabular.isPartOfMultiRow(r,c))
7465                                 continue;
7466
7467                         ParagraphList & parlist = tabular.cellInset(r,c)->paragraphs();
7468                         ParagraphList::iterator it = parlist.begin();
7469                         ParagraphList::iterator const en = parlist.end();
7470                         for (; it != en; ++it)
7471                                         it->setLayout(dc.plainLayout());
7472                 }
7473         }
7474 }
7475
7476
7477 } // namespace lyx