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 Jürgen Vigna
   7  * \author Lars Gullik Bjønnes
   8  * \author Matthias Ettrich
   9  * \author José Matos
  10  * \author Jean-Marc Lasgouttes
  11  * \author Angus Leeming
  12  * \author John Levon
  13  * \author André Pönitz
  14  * \author Jürgen Vigna
  15  *
  16  * Full author contact details are available in file CREDITS.
  17  */
  18
  19 #include <config.h>
  20
  21 #include "InsetTabular.h"
  22
  23 #include "Buffer.h"
  24 #include "BufferParams.h"
  25 #include "BufferView.h"
  26 #include "Cursor.h"
  27 #include "CutAndPaste.h"
  28 #include "CoordCache.h"
  29 #include "debug.h"
  30 #include "DispatchResult.h"
  31 #include "FuncRequest.h"
  32 #include "FuncStatus.h"
  33 #include "gettext.h"
  34 #include "Language.h"
  35 #include "LaTeXFeatures.h"
  36 #include "Color.h"
  37 #include "callback.h"
  38 #include "Lexer.h"
  39 #include "MetricsInfo.h"
  40 #include "OutputParams.h"
  41 #include "Paragraph.h"
  42 #include "paragraph_funcs.h"
  43 #include "ParagraphParameters.h"
  44 #include "Undo.h"
  45
  46 #include "support/convert.h"
  47 #include "support/lstrings.h"
  48
  49 #include "frontends/alert.h"
  50 #include "frontends/Clipboard.h"
  51 #include "frontends/Painter.h"
  52 #include "frontends/Selection.h"
  53
  54 #include <sstream>
  55 #include <iostream>
  56 #include <limits>
  57
  58
  59 namespace lyx {
  60
  61 using support::prefixIs;
  62 using support::ltrim;
  63 using support::rtrim;
  64 using support::suffixIs;
  65
  66 using boost::shared_ptr;
  67 using boost::dynamic_pointer_cast;
  68
  69 using std::abs;
  70 using std::auto_ptr;
  71 using std::endl;
  72 using std::getline;
  73 using std::istream;
  74 using std::istringstream;
  75 using std::max;
  76 using std::ostream;
  77 using std::ostringstream;
  78 using std::string;
  79 using std::swap;
  80 using std::vector;
  81
  82 #ifndef CXX_GLOBAL_CSTD
  83 using std::strlen;
  84 #endif
  85
  86 using cap::dirtyTabularStack;
  87 using cap::tabularStackDirty;
  88 using cap::saveSelection;
  89
  90 using graphics::PreviewLoader;
  91
  92 using frontend::Painter;
  93 using frontend::Clipboard;
  94
  95 namespace Alert = frontend::Alert;
  96
  97
  98 namespace {
  99
 100 int const ADD_TO_HEIGHT = 2;
 101 int const ADD_TO_TABULAR_WIDTH = 2;
 102 int const default_line_space = 10;
 103 int const WIDTH_OF_LINE = 5;
 104
 105
 106 ///
 107 boost::scoped_ptr<Tabular> paste_tabular;
 108
 109
 110 struct TabularFeature {
 111         Tabular::Feature action;
 112         string feature;
 113 };
 114
 115
 116 TabularFeature tabularFeature[] =
 117 {
 118         { Tabular::APPEND_ROW, "append-row" },
 119         { Tabular::APPEND_COLUMN, "append-column" },
 120         { Tabular::DELETE_ROW, "delete-row" },
 121         { Tabular::DELETE_COLUMN, "delete-column" },
 122         { Tabular::COPY_ROW, "copy-row" },
 123         { Tabular::COPY_COLUMN, "copy-column" },
 124         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 125         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 126         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 127         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 128         { Tabular::ALIGN_LEFT, "align-left" },
 129         { Tabular::ALIGN_RIGHT, "align-right" },
 130         { Tabular::ALIGN_CENTER, "align-center" },
 131         { Tabular::ALIGN_BLOCK, "align-block" },
 132         { Tabular::VALIGN_TOP, "valign-top" },
 133         { Tabular::VALIGN_BOTTOM, "valign-bottom" },
 134         { Tabular::VALIGN_MIDDLE, "valign-middle" },
 135         { Tabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
 136         { Tabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
 137         { Tabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
 138         { Tabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
 139         { Tabular::M_ALIGN_LEFT, "m-align-left" },
 140         { Tabular::M_ALIGN_RIGHT, "m-align-right" },
 141         { Tabular::M_ALIGN_CENTER, "m-align-center" },
 142         { Tabular::M_VALIGN_TOP, "m-valign-top" },
 143         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 144         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 145         { Tabular::MULTICOLUMN, "multicolumn" },
 146         { Tabular::SET_ALL_LINES, "set-all-lines" },
 147         { Tabular::UNSET_ALL_LINES, "unset-all-lines" },
 148         { Tabular::SET_LONGTABULAR, "set-longtabular" },
 149         { Tabular::UNSET_LONGTABULAR, "unset-longtabular" },
 150         { Tabular::SET_PWIDTH, "set-pwidth" },
 151         { Tabular::SET_MPWIDTH, "set-mpwidth" },
 152         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 153         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 154         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular" },
 155         { Tabular::SET_ROTATE_CELL, "set-rotate-cell" },
 156         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 157         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell" },
 158         { Tabular::SET_USEBOX, "set-usebox" },
 159         { Tabular::SET_LTHEAD, "set-lthead" },
 160         { Tabular::UNSET_LTHEAD, "unset-lthead" },
 161         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 162         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 163         { Tabular::SET_LTFOOT, "set-ltfoot" },
 164         { Tabular::UNSET_LTFOOT, "unset-ltfoot" },
 165         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 166         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 167         { Tabular::SET_LTNEWPAGE, "set-ltnewpage" },
 168         { Tabular::SET_SPECIAL_COLUMN, "set-special-column" },
 169         { Tabular::SET_SPECIAL_MULTI, "set-special-multi" },
 170         { Tabular::SET_BOOKTABS, "set-booktabs" },
 171         { Tabular::UNSET_BOOKTABS, "unset-booktabs" },
 172         { Tabular::SET_TOP_SPACE, "set-top-space" },
 173         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 174         { Tabular::SET_INTERLINE_SPACE, "set-interline-space" },
 175         { Tabular::LAST_ACTION, "" }
 176 };
 177
 178
 179 class FeatureEqual : public std::unary_function<TabularFeature, bool> {
 180 public:
 181         FeatureEqual(Tabular::Feature feature)
 182                 : feature_(feature) {}
 183         bool operator()(TabularFeature const & tf) const {
 184                 return tf.action == feature_;
 185         }
 186 private:
 187         Tabular::Feature feature_;
 188 };
 189
 190
 191 template <class T>
 192 string const write_attribute(string const & name, T const & t)
 193 {
 194         string const s = tostr(t);
 195         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 196 }
 197
 198 template <>
 199 string const write_attribute(string const & name, string const & t)
 200 {
 201         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 202 }
 203
 204
 205 template <>
 206 string const write_attribute(string const & name, docstring const & t)
 207 {
 208         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 209 }
 210
 211
 212 template <>
 213 string const write_attribute(string const & name, bool const & b)
 214 {
 215         // we write only true attribute values so we remove a bit of the
 216         // file format bloat for tabulars.
 217         return b ? write_attribute(name, convert<string>(b)) : string();
 218 }
 219
 220
 221 template <>
 222 string const write_attribute(string const & name, int const & i)
 223 {
 224         // we write only true attribute values so we remove a bit of the
 225         // file format bloat for tabulars.
 226         return i ? write_attribute(name, convert<string>(i)) : string();
 227 }
 228
 229
 230 template <>
 231 string const write_attribute(string const & name, Tabular::idx_type const & i)
 232 {
 233         // we write only true attribute values so we remove a bit of the
 234         // file format bloat for tabulars.
 235         return i ? write_attribute(name, convert<string>(i)) : string();
 236 }
 237
 238
 239 template <>
 240 string const write_attribute(string const & name, Length const & value)
 241 {
 242         // we write only the value if we really have one same reson as above.
 243         return value.zero() ? string() : write_attribute(name, value.asString());
 244 }
 245
 246
 247 string const tostr(LyXAlignment const & num)
 248 {
 249         switch (num) {
 250         case LYX_ALIGN_NONE:
 251                 return "none";
 252         case LYX_ALIGN_BLOCK:
 253                 return "block";
 254         case LYX_ALIGN_LEFT:
 255                 return "left";
 256         case LYX_ALIGN_CENTER:
 257                 return "center";
 258         case LYX_ALIGN_RIGHT:
 259                 return "right";
 260         case LYX_ALIGN_LAYOUT:
 261                 return "layout";
 262         case LYX_ALIGN_SPECIAL:
 263                 return "special";
 264         }
 265         return string();
 266 }
 267
 268
 269 string const tostr(Tabular::VAlignment const & num)
 270 {
 271         switch (num) {
 272         case Tabular::LYX_VALIGN_TOP:
 273                 return "top";
 274         case Tabular::LYX_VALIGN_MIDDLE:
 275                 return "middle";
 276         case Tabular::LYX_VALIGN_BOTTOM:
 277                 return "bottom";
 278         }
 279         return string();
 280 }
 281
 282
 283 string const tostr(Tabular::BoxType const & num)
 284 {
 285         switch (num) {
 286         case Tabular::BOX_NONE:
 287                 return "none";
 288         case Tabular::BOX_PARBOX:
 289                 return "parbox";
 290         case Tabular::BOX_MINIPAGE:
 291                 return "minipage";
 292         }
 293         return string();
 294 }
 295
 296
 297 // I would have liked a fromstr template a lot better. (Lgb)
 298 bool string2type(string const str, LyXAlignment & num)
 299 {
 300         if (str == "none")
 301                 num = LYX_ALIGN_NONE;
 302         else if (str == "block")
 303                 num = LYX_ALIGN_BLOCK;
 304         else if (str == "left")
 305                 num = LYX_ALIGN_LEFT;
 306         else if (str == "center")
 307                 num = LYX_ALIGN_CENTER;
 308         else if (str == "right")
 309                 num = LYX_ALIGN_RIGHT;
 310         else
 311                 return false;
 312         return true;
 313 }
 314
 315
 316 bool string2type(string const str, Tabular::VAlignment & num)
 317 {
 318         if (str == "top")
 319                 num = Tabular::LYX_VALIGN_TOP;
 320         else if (str == "middle" )
 321                 num = Tabular::LYX_VALIGN_MIDDLE;
 322         else if (str == "bottom")
 323                 num = Tabular::LYX_VALIGN_BOTTOM;
 324         else
 325                 return false;
 326         return true;
 327 }
 328
 329
 330 bool string2type(string const str, Tabular::BoxType & num)
 331 {
 332         if (str == "none")
 333                 num = Tabular::BOX_NONE;
 334         else if (str == "parbox")
 335                 num = Tabular::BOX_PARBOX;
 336         else if (str == "minipage")
 337                 num = Tabular::BOX_MINIPAGE;
 338         else
 339                 return false;
 340         return true;
 341 }
 342
 343
 344 bool string2type(string const str, bool & num)
 345 {
 346         if (str == "true")
 347                 num = true;
 348         else if (str == "false")
 349                 num = false;
 350         else
 351                 return false;
 352         return true;
 353 }
 354
 355
 356 bool getTokenValue(string const & str, char const * token, string & ret)
 357 {
 358         ret.erase();
 359         size_t token_length = strlen(token);
 360         string::size_type pos = str.find(token);
 361
 362         if (pos == string::npos || pos + token_length + 1 >= str.length()
 363                 || str[pos + token_length] != '=')
 364                 return false;
 365         pos += token_length + 1;
 366         char ch = str[pos];
 367         if (ch != '"' && ch != '\'') { // only read till next space
 368                 ret += ch;
 369                 ch = ' ';
 370         }
 371         while (pos < str.length() - 1 && str[++pos] != ch)
 372                 ret += str[pos];
 373
 374         return true;
 375 }
 376
 377
 378 bool getTokenValue(string const & str, char const * token, docstring & ret)
 379 {
 380         string tmp;
 381         bool const success = getTokenValue(str, token, tmp);
 382         ret = from_utf8(tmp);
 383         return success;
 384 }
 385
 386
 387 bool getTokenValue(string const & str, char const * token, int & num)
 388 {
 389         string tmp;
 390         num = 0;
 391         if (!getTokenValue(str, token, tmp))
 392                 return false;
 393         num = convert<int>(tmp);
 394         return true;
 395 }
 396
 397
 398 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 399 {
 400         string tmp;
 401         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 402 }
 403
 404
 405 bool getTokenValue(string const & str, char const * token,
 406                                    Tabular::VAlignment & num)
 407 {
 408         string tmp;
 409         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 410 }
 411
 412
 413 bool getTokenValue(string const & str, char const * token,
 414                                    Tabular::BoxType & num)
 415 {
 416         string tmp;
 417         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 418 }
 419
 420
 421 bool getTokenValue(string const & str, char const * token, bool & flag)
 422 {
 423         // set the flag always to false as this should be the default for bools
 424         // not in the file-format.
 425         flag = false;
 426         string tmp;
 427         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 428 }
 429
 430
 431 bool getTokenValue(string const & str, char const * token, Length & len)
 432 {
 433         // set the lenght to be zero() as default as this it should be if not
 434         // in the file format.
 435         len = Length();
 436         string tmp;
 437         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 438 }
 439
 440
 441 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 442 {
 443         len = Length();
 444         flag = false;
 445         string tmp;
 446         if (!getTokenValue(str, token, tmp))
 447                 return false;
 448         if (tmp == "default") {
 449                 flag = true;
 450                 return  true;
 451         }
 452         return isValidLength(tmp, &len);
 453 }
 454
 455
 456 void l_getline(istream & is, string & str)
 457 {
 458         str.erase();
 459         while (str.empty()) {
 460                 getline(is, str);
 461                 if (!str.empty() && str[str.length() - 1] == '\r')
 462                         str.erase(str.length() - 1);
 463         }
 464 }
 465
 466 } // namespace
 467
 468
 469 string const featureAsString(Tabular::Feature feature)
 470 {
 471         TabularFeature * end = tabularFeature +
 472                 sizeof(tabularFeature) / sizeof(TabularFeature);
 473         TabularFeature * it = std::find_if(tabularFeature, end,
 474                                            FeatureEqual(feature));
 475         return (it == end) ? string() : it->feature;
 476 }
 477
 478
 479
 480 /////////////////////////////////////////////////////////////////////
 481 //
 482 // Tabular
 483 //
 484 /////////////////////////////////////////////////////////////////////
 485
 486
 487 Tabular::cellstruct::cellstruct(BufferParams const & bp)
 488         : cellno(0),
 489           width_of_cell(0),
 490           multicolumn(Tabular::CELL_NORMAL),
 491           alignment(LYX_ALIGN_CENTER),
 492           valignment(LYX_VALIGN_TOP),
 493           top_line(true),
 494           bottom_line(false),
 495           left_line(true),
 496           right_line(false),
 497           usebox(BOX_NONE),
 498           rotate(false),
 499           inset(new InsetText(bp))
 500 {}
 501
 502
 503 Tabular::cellstruct::cellstruct(cellstruct const & cs)
 504         : cellno(cs.cellno),
 505           width_of_cell(cs.width_of_cell),
 506           multicolumn(cs.multicolumn),
 507           alignment(cs.alignment),
 508           valignment(cs.valignment),
 509           top_line(cs.top_line),
 510           bottom_line(cs.bottom_line),
 511           left_line(cs.left_line),
 512           right_line(cs.right_line),
 513           usebox(cs.usebox),
 514           rotate(cs.rotate),
 515           align_special(cs.align_special),
 516           p_width(cs.p_width),
 517           inset(dynamic_cast<InsetText*>(cs.inset->clone().release()))
 518 {}
 519
 520
 521 Tabular::cellstruct &
 522 Tabular::cellstruct::operator=(cellstruct cs)
 523 {
 524         swap(cs);
 525         return *this;
 526 }
 527
 528
 529 void
 530 Tabular::cellstruct::swap(cellstruct & rhs)
 531 {
 532         std::swap(cellno, rhs.cellno);
 533         std::swap(width_of_cell, rhs.width_of_cell);
 534         std::swap(multicolumn, rhs.multicolumn);
 535         std::swap(alignment, rhs.alignment);
 536         std::swap(valignment, rhs.valignment);
 537         std::swap(top_line, rhs.top_line);
 538         std::swap(bottom_line, rhs.bottom_line);
 539         std::swap(left_line, rhs.left_line);
 540         std::swap(right_line, rhs.right_line);
 541         std::swap(usebox, rhs.usebox);
 542         std::swap(rotate, rhs.rotate);
 543         std::swap(align_special, rhs.align_special);
 544         p_width.swap(rhs.p_width);
 545         inset.swap(rhs.inset);
 546 }
 547
 548
 549 Tabular::rowstruct::rowstruct()
 550         : ascent_of_row(0),
 551           descent_of_row(0),
 552           top_line(true),
 553           bottom_line(false),
 554           top_space_default(false),
 555           bottom_space_default(false),
 556           interline_space_default(false),
 557           endhead(false),
 558           endfirsthead(false),
 559           endfoot(false),
 560           endlastfoot(false),
 561           newpage(false)
 562 {}
 563
 564
 565 Tabular::columnstruct::columnstruct()
 566         : alignment(LYX_ALIGN_CENTER),
 567           valignment(LYX_VALIGN_TOP),
 568           left_line(true),
 569           right_line(false),
 570           width_of_column(0)
 571 {
 572 }
 573
 574
 575 Tabular::ltType::ltType()
 576         : topDL(false),
 577           bottomDL(false),
 578           empty(false)
 579 {}
 580
 581
 582 Tabular::Tabular(BufferParams const & bp, row_type rows_arg,
 583                        col_type columns_arg)
 584 {
 585         init(bp, rows_arg, columns_arg);
 586 }
 587
 588
 589 // activates all lines and sets all widths to 0
 590 void Tabular::init(BufferParams const & bp, row_type rows_arg,
 591                       col_type columns_arg)
 592 {
 593         rows_    = rows_arg;
 594         columns_ = columns_arg;
 595         row_info = row_vector(rows_);
 596         column_info = column_vector(columns_);
 597         cell_info = cell_vvector(rows_, cell_vector(columns_, cellstruct(bp)));
 598         row_info.reserve(10);
 599         column_info.reserve(10);
 600         cell_info.reserve(100);
 601         fixCellNums();
 602         for (row_type i = 0; i < rows_; ++i)
 603                 cell_info[i].back().right_line = true;
 604         row_info.back().bottom_line = true;
 605         row_info.front().bottom_line = true;
 606         column_info.back().right_line = true;
 607         is_long_tabular = false;
 608         rotate = false;
 609         use_booktabs = false;
 610 }
 611
 612
 613 void Tabular::fixCellNums()
 614 {
 615         idx_type cellno = 0;
 616         for (row_type i = 0; i < rows_; ++i) {
 617                 for (col_type j = 0; j < columns_; ++j) {
 618                         // When debugging it can be nice to set
 619                         // this to true.
 620                         cell_info[i][j].inset->setDrawFrame(false);
 621                         cell_info[i][j].cellno = cellno++;
 622                 }
 623                 cell_info[i].back().right_line = true;
 624         }
 625
 626         set_row_column_number_info();
 627 }
 628
 629
 630 void Tabular::appendRow(BufferParams const & bp, idx_type const cell)
 631 {
 632         ++rows_;
 633
 634         row_type const row = row_of_cell(cell);
 635
 636         row_vector::iterator rit = row_info.begin() + row;
 637         row_info.insert(rit, rowstruct());
 638         // now set the values of the row before
 639         row_info[row] = row_info[row + 1];
 640
 641         cell_vvector old(rows_ - 1);
 642         for (row_type i = 0; i < rows_ - 1; ++i)
 643                 swap(cell_info[i], old[i]);
 644
 645         cell_info = cell_vvector(rows_, cell_vector(columns_, cellstruct(bp)));
 646
 647         for (row_type i = 0; i <= row; ++i)
 648                 swap(cell_info[i], old[i]);
 649         for (row_type i = row + 2; i < rows_; ++i)
 650                 swap(cell_info[i], old[i - 1]);
 651
 652         if (bp.trackChanges)
 653                 for (col_type j = 0; j < columns_; ++j)
 654                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 655
 656         set_row_column_number_info();
 657 }
 658
 659
 660 void Tabular::deleteRow(row_type const row)
 661 {
 662         // Not allowed to delete last row
 663         if (rows_ == 1)
 664                 return;
 665
 666         row_info.erase(row_info.begin() + row);
 667         cell_info.erase(cell_info.begin() + row);
 668         --rows_;
 669         fixCellNums();
 670 }
 671
 672
 673 void Tabular::copyRow(BufferParams const & bp, row_type const row)
 674 {
 675         ++rows_;
 676
 677         row_info.insert(row_info.begin() + row, row_info[row]);
 678         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 679
 680         if (bp.trackChanges)
 681                 for (col_type j = 0; j < columns_; ++j)
 682                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 683
 684         set_row_column_number_info();
 685 }
 686
 687
 688 void Tabular::appendColumn(BufferParams const & bp, idx_type const cell)
 689 {
 690         ++columns_;
 691
 692         col_type const column = column_of_cell(cell);
 693         column_vector::iterator cit = column_info.begin() + column + 1;
 694         column_info.insert(cit, columnstruct());
 695         // set the column values of the column before
 696         column_info[column + 1] = column_info[column];
 697
 698         for (row_type i = 0; i < rows_; ++i) {
 699                 cell_info[i].insert(cell_info[i].begin() + column + 1, cellstruct(bp));
 700
 701                 // care about multicolumns
 702                 if (cell_info[i][column + 1].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 703                         cell_info[i][column + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 704
 705                 if (column + 2 >= columns_
 706                     || cell_info[i][column + 2].multicolumn != CELL_PART_OF_MULTICOLUMN)
 707                         cell_info[i][column + 1].multicolumn = Tabular::CELL_NORMAL;
 708         }
 709         //++column;
 710         for (row_type i = 0; i < rows_; ++i) {
 711                 cell_info[i][column + 1].inset->clear();
 712                 if (bp.trackChanges)
 713                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 714         }
 715         fixCellNums();
 716 }
 717
 718
 719 void Tabular::deleteColumn(col_type const column)
 720 {
 721         // Not allowed to delete last column
 722         if (columns_ == 1)
 723                 return;
 724
 725         column_info.erase(column_info.begin() + column);
 726         for (row_type i = 0; i < rows_; ++i)
 727                 cell_info[i].erase(cell_info[i].begin() + column);
 728         --columns_;
 729         fixCellNums();
 730 }
 731
 732
 733 void Tabular::copyColumn(BufferParams const & bp, col_type const column)
 734 {
 735         ++columns_;
 736
 737         column_info.insert(column_info.begin() + column, column_info[column]);
 738
 739         for (row_type i = 0; i < rows_; ++i)
 740                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 741
 742         if (bp.trackChanges)
 743                 for (row_type i = 0; i < rows_; ++i)
 744                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 745         fixCellNums();
 746 }
 747
 748
 749 void Tabular::set_row_column_number_info()
 750 {
 751         numberofcells = 0;
 752         for (row_type row = 0; row < rows_; ++row) {
 753                 for (col_type column = 0; column < columns_; ++column) {
 754                         if (cell_info[row][column].multicolumn
 755                                 != Tabular::CELL_PART_OF_MULTICOLUMN)
 756                                 ++numberofcells;
 757                         if (numberofcells == 0)
 758                                 // FIXME: Is this intended?
 759                                 cell_info[row][column].cellno = npos;
 760                         else
 761                                 cell_info[row][column].cellno =
 762                                         numberofcells - 1;
 763                 }
 764         }
 765
 766         rowofcell.resize(numberofcells);
 767         columnofcell.resize(numberofcells);
 768
 769         row_type row = 0;
 770         col_type column = 0;
 771         for (idx_type c = 0;
 772                  c < numberofcells && row < rows_ && column < columns_;) {
 773                 rowofcell[c] = row;
 774                 columnofcell[c] = column;
 775                 ++c;
 776                 do {
 777                         ++column;
 778                 } while (column < columns_ &&
 779                                  cell_info[row][column].multicolumn
 780                                  == Tabular::CELL_PART_OF_MULTICOLUMN);
 781
 782                 if (column == columns_) {
 783                         column = 0;
 784                         ++row;
 785                 }
 786         }
 787
 788         for (row_type row = 0; row < rows_; ++row) {
 789                 for (col_type column = 0; column < columns_; ++column) {
 790                         if (isPartOfMultiColumn(row,column))
 791                                 continue;
 792                         cell_info[row][column].inset->setAutoBreakRows(
 793                                 !getPWidth(getCellNumber(row, column)).zero());
 794                 }
 795         }
 796 }
 797
 798
 799 Tabular::idx_type Tabular::getNumberOfCells() const
 800 {
 801         return numberofcells;
 802 }
 803
 804
 805 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 806 {
 807         row_type const row = row_of_cell(cell);
 808         idx_type result = 0;
 809         for (col_type i = 0; i < columns_; ++i)
 810                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 811                         ++result;
 812         return result;
 813 }
 814
 815
 816 bool Tabular::topLine(idx_type const cell, bool const wholerow) const
 817 {
 818         if (!wholerow && isMultiColumn(cell) &&
 819             !(use_booktabs && row_of_cell(cell) == 0))
 820                 return cellinfo_of_cell(cell).top_line;
 821         return row_info[row_of_cell(cell)].top_line;
 822 }
 823
 824
 825 bool Tabular::bottomLine(idx_type const cell, bool wholerow) const
 826 {
 827         if (!wholerow && isMultiColumn(cell) &&
 828             !(use_booktabs && isLastRow(cell)))
 829                 return cellinfo_of_cell(cell).bottom_line;
 830         return row_info[row_of_cell(cell)].bottom_line;
 831 }
 832
 833
 834 bool Tabular::leftLine(idx_type cell, bool wholecolumn) const
 835 {
 836         if (use_booktabs)
 837                 return false;
 838         if (!wholecolumn && isMultiColumn(cell) &&
 839                 (isFirstCellInRow(cell) || isMultiColumn(cell-1)))
 840                 return cellinfo_of_cell(cell).left_line;
 841         return column_info[column_of_cell(cell)].left_line;
 842 }
 843
 844
 845 bool Tabular::rightLine(idx_type cell, bool wholecolumn) const
 846 {
 847         if (use_booktabs)
 848                 return false;
 849         if (!wholecolumn && isMultiColumn(cell) &&
 850                 (isLastCellInRow(cell) || isMultiColumn(cell + 1)))
 851                 return cellinfo_of_cell(cell).right_line;
 852         return column_info[right_column_of_cell(cell)].right_line;
 853 }
 854
 855
 856 bool Tabular::topAlreadyDrawn(idx_type cell) const
 857 {
 858         row_type row = row_of_cell(cell);
 859         if (row > 0 && !getAdditionalHeight(row)) {
 860                 col_type column = column_of_cell(cell);
 861                 --row;
 862                 while (column
 863                            && cell_info[row][column].multicolumn
 864                            == Tabular::CELL_PART_OF_MULTICOLUMN)
 865                         --column;
 866                 if (cell_info[row][column].multicolumn == Tabular::CELL_NORMAL)
 867                         return row_info[row].bottom_line;
 868                 else
 869                         return cell_info[row][column].bottom_line;
 870         }
 871         return false;
 872 }
 873
 874
 875 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 876 {
 877         col_type column = column_of_cell(cell);
 878         if (column > 0) {
 879                 row_type row = row_of_cell(cell);
 880                 while (--column &&
 881                            (cell_info[row][column].multicolumn ==
 882                                 Tabular::CELL_PART_OF_MULTICOLUMN));
 883                 if (getAdditionalWidth(cell_info[row][column].cellno))
 884                         return false;
 885                 return rightLine(cell_info[row][column].cellno);
 886         }
 887         return false;
 888 }
 889
 890
 891 bool Tabular::isLastRow(idx_type cell) const
 892 {
 893         return row_of_cell(cell) == rows_ - 1;
 894 }
 895
 896
 897 int Tabular::getAdditionalHeight(row_type row) const
 898 {
 899         if (!row || row >= rows_)
 900                 return 0;
 901
 902         bool top = true;
 903         bool bottom = true;
 904
 905         for (col_type column = 0; column < columns_ && bottom; ++column) {
 906                 switch (cell_info[row - 1][column].multicolumn) {
 907                 case Tabular::CELL_BEGIN_OF_MULTICOLUMN:
 908                         bottom = cell_info[row - 1][column].bottom_line;
 909                         break;
 910                 case Tabular::CELL_NORMAL:
 911                         bottom = row_info[row - 1].bottom_line;
 912                 }
 913         }
 914         for (col_type column = 0; column < columns_ && top; ++column) {
 915                 switch (cell_info[row][column].multicolumn) {
 916                 case Tabular::CELL_BEGIN_OF_MULTICOLUMN:
 917                         top = cell_info[row][column].top_line;
 918                         break;
 919                 case Tabular::CELL_NORMAL:
 920                         top = row_info[row].top_line;
 921                 }
 922         }
 923         int const interline_space = row_info[row - 1].interline_space_default ?
 924                 default_line_space :
 925                 row_info[row - 1].interline_space.inPixels(width_of_tabular);
 926         if (top && bottom)
 927                 return interline_space + WIDTH_OF_LINE;
 928         return interline_space;
 929 }
 930
 931
 932 int Tabular::getAdditionalWidth(idx_type cell) const
 933 {
 934         // internally already set in setWidthOfCell
 935         // used to get it back in text.cpp
 936         col_type const col = right_column_of_cell(cell);
 937         row_type const row = row_of_cell(cell);
 938         if (col < columns_ - 1 && rightLine(cell) &&
 939                 leftLine(cell_info[row][col+1].cellno)) // column_info[col+1].left_line)
 940         {
 941                 return WIDTH_OF_LINE;
 942         }
 943         return 0;
 944 }
 945
 946
 947 // returns the maximum over all rows
 948 int Tabular::getWidthOfColumn(idx_type cell) const
 949 {
 950         col_type const column1 = column_of_cell(cell);
 951         col_type const column2 = right_column_of_cell(cell);
 952         int result = 0;
 953         for (col_type i = column1; i <= column2; ++i)
 954                 result += column_info[i].width_of_column;
 955         return result;
 956 }
 957
 958
 959 int Tabular::getWidthOfTabular() const
 960 {
 961         return width_of_tabular;
 962 }
 963
 964
 965 // returns true if a complete update is necessary, otherwise false
 966 bool Tabular::setWidthOfMulticolCell(idx_type cell, int new_width)
 967 {
 968         if (!isMultiColumn(cell))
 969                 return false;
 970
 971         row_type const row = row_of_cell(cell);
 972         col_type const column1 = column_of_cell(cell);
 973         col_type const column2 = right_column_of_cell(cell);
 974         int const old_val = cell_info[row][column2].width_of_cell;
 975
 976         // first set columns to 0 so we can calculate the right width
 977         for (col_type i = column1; i <= column2; ++i) {
 978                 cell_info[row][i].width_of_cell = 0;
 979         }
 980         // set the width to MAX_WIDTH until width > 0
 981         int width = new_width + 2 * WIDTH_OF_LINE;
 982         col_type i = column1;
 983         for (; i < column2 && width > column_info[i].width_of_column; ++i) {
 984                 cell_info[row][i].width_of_cell = column_info[i].width_of_column;
 985                 width -= column_info[i].width_of_column;
 986         }
 987         if (width > 0) {
 988                 cell_info[row][i].width_of_cell = width;
 989         }
 990         if (old_val != cell_info[row][column2].width_of_cell) {
 991                 // in this case we have to recalculate all multicolumn cells which
 992                 // have this column as one of theirs but not as last one
 993                 calculate_width_of_column_NMC(i);
 994                 recalculateMulticolumnsOfColumn(i);
 995                 calculate_width_of_column(i);
 996         }
 997         return true;
 998 }
 999
1000
1001 void Tabular::recalculateMulticolumnsOfColumn(col_type column)
1002 {
1003         // the last column does not have to be recalculated because all
1004         // multicolumns will have here there last multicolumn cell which
1005         // always will have the whole rest of the width of the cell.
1006         if (columns_ < 2 || column > (columns_ - 2))
1007                 return;
1008         for (row_type row = 0; row < rows_; ++row) {
1009                 int mc = cell_info[row][column].multicolumn;
1010                 int nmc = cell_info[row][column+1].multicolumn;
1011                 // we only have to update multicolumns which do not have this
1012                 // column as their last column!
1013                 if (mc == CELL_BEGIN_OF_MULTICOLUMN ||
1014                           (mc == CELL_PART_OF_MULTICOLUMN &&
1015                            nmc == CELL_PART_OF_MULTICOLUMN))
1016                 {
1017                         idx_type const cellno = cell_info[row][column].cellno;
1018                         setWidthOfMulticolCell(cellno,
1019                                                getWidthOfCell(cellno) - 2 * WIDTH_OF_LINE);
1020                 }
1021         }
1022 }
1023
1024
1025 void Tabular::setWidthOfCell(idx_type cell, int new_width)
1026 {
1027         row_type const row = row_of_cell(cell);
1028         col_type const column1 = column_of_cell(cell);
1029         bool tmp = false;
1030         int width = 0;
1031         int add_width = 0;
1032
1033         if (rightLine(cell_info[row][column1].cellno, true) &&
1034                 column1 < columns_ - 1 &&
1035                 leftLine(cell_info[row][column1+1].cellno, true))
1036         {
1037                 add_width = WIDTH_OF_LINE;
1038         }
1039
1040         if (getWidthOfCell(cell) == new_width + 2 * WIDTH_OF_LINE + add_width)
1041                 return;
1042
1043         if (isMultiColumnReal(cell)) {
1044                 tmp = setWidthOfMulticolCell(cell, new_width);
1045         } else {
1046                 width = new_width + 2 * WIDTH_OF_LINE + add_width;
1047                 cell_info[row][column1].width_of_cell = width;
1048                 tmp = calculate_width_of_column_NMC(column1);
1049                 if (tmp)
1050                         recalculateMulticolumnsOfColumn(column1);
1051         }
1052         if (tmp) {
1053                 for (col_type i = 0; i < columns_; ++i)
1054                         calculate_width_of_column(i);
1055                 calculate_width_of_tabular();
1056         }
1057 }
1058
1059
1060 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1061                               bool onlycolumn)
1062 {
1063         if (!isMultiColumn(cell) || onlycolumn)
1064                 column_info[column_of_cell(cell)].alignment = align;
1065         if (!onlycolumn)
1066                 cellinfo_of_cell(cell).alignment = align;
1067 }
1068
1069
1070 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1071                                bool onlycolumn)
1072 {
1073         if (!isMultiColumn(cell) || onlycolumn)
1074                 column_info[column_of_cell(cell)].valignment = align;
1075         if (!onlycolumn)
1076                 cellinfo_of_cell(cell).valignment = align;
1077 }
1078
1079
1080 namespace {
1081
1082 /**
1083  * Allow line and paragraph breaks for fixed width cells or disallow them,
1084  * merge cell paragraphs and reset layout to standard for variable width
1085  * cells.
1086  */
1087 void toggleFixedWidth(Cursor & cur, InsetText * inset, bool fixedWidth)
1088 {
1089         inset->setAutoBreakRows(fixedWidth);
1090         if (fixedWidth)
1091                 return;
1092
1093         // merge all paragraphs to one
1094         BufferParams const & bp = cur.bv().buffer()->params();
1095         while (inset->paragraphs().size() > 1)
1096                 mergeParagraph(bp, inset->paragraphs(), 0);
1097
1098         // reset layout
1099         cur.push(*inset);
1100         // undo information has already been recorded
1101         inset->getText(0)->setLayout(*cur.bv().buffer(), 0, cur.lastpit() + 1,
1102                         bp.getTextClass().defaultLayoutName());
1103         cur.pop();
1104 }
1105
1106 }
1107
1108
1109 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1110                 Length const & width)
1111 {
1112         col_type const j = column_of_cell(cell);
1113
1114         column_info[j].p_width = width;
1115         for (row_type i = 0; i < rows_; ++i) {
1116                 idx_type const cell = getCellNumber(i, j);
1117                 // because of multicolumns
1118                 toggleFixedWidth(cur, getCellInset(cell).get(),
1119                                  !getPWidth(cell).zero());
1120         }
1121         // cur paragraph can become invalid after paragraphs were merged
1122         if (cur.pit() > cur.lastpit())
1123                 cur.pit() = cur.lastpit();
1124         // cur position can become invalid after newlines were removed
1125         if (cur.pos() > cur.lastpos())
1126                 cur.pos() = cur.lastpos();
1127 }
1128
1129
1130 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1131                 Length const & width)
1132 {
1133         if (!isMultiColumn(cell))
1134                 return false;
1135
1136         cellinfo_of_cell(cell).p_width = width;
1137         toggleFixedWidth(cur, getCellInset(cell).get(), !width.zero());
1138         // cur paragraph can become invalid after paragraphs were merged
1139         if (cur.pit() > cur.lastpit())
1140                 cur.pit() = cur.lastpit();
1141         // cur position can become invalid after newlines were removed
1142         if (cur.pos() > cur.lastpos())
1143                 cur.pos() = cur.lastpos();
1144         return true;
1145 }
1146
1147
1148 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1149                                  Tabular::Feature what)
1150 {
1151         if (what == SET_SPECIAL_MULTI)
1152                 cellinfo_of_cell(cell).align_special = special;
1153         else
1154                 column_info[column_of_cell(cell)].align_special = special;
1155 }
1156
1157
1158 void Tabular::setAllLines(idx_type cell, bool line)
1159 {
1160         setTopLine(cell, line);
1161         setBottomLine(cell, line);
1162         setRightLine(cell, line);
1163         setLeftLine(cell, line);
1164 }
1165
1166
1167 void Tabular::setTopLine(idx_type cell, bool line, bool wholerow)
1168 {
1169         row_type const row = row_of_cell(cell);
1170         if (wholerow || !isMultiColumn(cell))
1171                 row_info[row].top_line = line;
1172         else
1173                 cellinfo_of_cell(cell).top_line = line;
1174 }
1175
1176
1177 void Tabular::setBottomLine(idx_type cell, bool line, bool wholerow)
1178 {
1179         if (wholerow || !isMultiColumn(cell))
1180                 row_info[row_of_cell(cell)].bottom_line = line;
1181         else
1182                 cellinfo_of_cell(cell).bottom_line = line;
1183 }
1184
1185
1186 void Tabular::setLeftLine(idx_type cell, bool line, bool wholecolumn)
1187 {
1188         if (wholecolumn || !isMultiColumn(cell))
1189                 column_info[column_of_cell(cell)].left_line = line;
1190         else
1191                 cellinfo_of_cell(cell).left_line = line;
1192 }
1193
1194
1195 void Tabular::setRightLine(idx_type cell, bool line, bool wholecolumn)
1196 {
1197         if (wholecolumn || !isMultiColumn(cell))
1198                 column_info[right_column_of_cell(cell)].right_line = line;
1199         else
1200                 cellinfo_of_cell(cell).right_line = line;
1201 }
1202
1203
1204 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1205 {
1206         if (!onlycolumn && isMultiColumn(cell))
1207                 return cellinfo_of_cell(cell).alignment;
1208         return column_info[column_of_cell(cell)].alignment;
1209 }
1210
1211
1212 Tabular::VAlignment
1213 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1214 {
1215         if (!onlycolumn && isMultiColumn(cell))
1216                 return cellinfo_of_cell(cell).valignment;
1217         return column_info[column_of_cell(cell)].valignment;
1218 }
1219
1220
1221 Length const Tabular::getPWidth(idx_type cell) const
1222 {
1223         if (isMultiColumn(cell))
1224                 return cellinfo_of_cell(cell).p_width;
1225         return column_info[column_of_cell(cell)].p_width;
1226 }
1227
1228
1229 Length const Tabular::getColumnPWidth(idx_type cell) const
1230 {
1231         return column_info[column_of_cell(cell)].p_width;
1232 }
1233
1234
1235 Length const Tabular::getMColumnPWidth(idx_type cell) const
1236 {
1237         if (isMultiColumn(cell))
1238                 return cellinfo_of_cell(cell).p_width;
1239         return Length();
1240 }
1241
1242
1243 docstring const Tabular::getAlignSpecial(idx_type cell, int what) const
1244 {
1245         if (what == SET_SPECIAL_MULTI)
1246                 return cellinfo_of_cell(cell).align_special;
1247         return column_info[column_of_cell(cell)].align_special;
1248 }
1249
1250
1251 int Tabular::getWidthOfCell(idx_type cell) const
1252 {
1253         row_type const row = row_of_cell(cell);
1254         col_type const column1 = column_of_cell(cell);
1255         col_type const column2 = right_column_of_cell(cell);
1256         int result = 0;
1257         for (col_type i = column1; i <= column2; ++i)
1258                 result += cell_info[row][i].width_of_cell;
1259         return result;
1260 }
1261
1262
1263 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1264 {
1265         int x = 0;
1266
1267         switch (getAlignment(cell)) {
1268         case LYX_ALIGN_CENTER:
1269                 x += (getWidthOfColumn(cell) - getWidthOfCell(cell)) / 2;
1270                 break;
1271         case LYX_ALIGN_RIGHT:
1272                 x += getWidthOfColumn(cell) - getWidthOfCell(cell);
1273                 // + getAdditionalWidth(cell);
1274                 break;
1275         default:
1276                 // LYX_ALIGN_LEFT: nothing :-)
1277                 break;
1278         }
1279
1280         // the LaTeX Way :-(
1281         x += WIDTH_OF_LINE;
1282         return x;
1283 }
1284
1285
1286 bool Tabular::isFirstCellInRow(idx_type cell) const
1287 {
1288         return column_of_cell(cell) == 0;
1289 }
1290
1291
1292 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1293 {
1294         if (row > rows_ - 1)
1295                 row = rows_ - 1;
1296         return cell_info[row][0].cellno;
1297 }
1298
1299
1300 bool Tabular::isLastCellInRow(idx_type cell) const
1301 {
1302         return right_column_of_cell(cell) == columns_ - 1;
1303 }
1304
1305
1306 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1307 {
1308         if (row > rows_ - 1)
1309                 row = rows_ - 1;
1310         return cell_info[row][columns_-1].cellno;
1311 }
1312
1313
1314 void Tabular::calculate_width_of_column(col_type column)
1315 {
1316         int maximum = 0;
1317         for (row_type i = 0; i < rows_; ++i)
1318                 maximum = max(cell_info[i][column].width_of_cell, maximum);
1319         column_info[column].width_of_column = maximum;
1320 }
1321
1322
1323 //
1324 // Calculate the columns regarding ONLY the normal cells and if this
1325 // column is inside a multicolumn cell then use it only if its the last
1326 // column of this multicolumn cell as this gives an added width to the
1327 // column, all the rest should be adapted!
1328 //
1329 bool Tabular::calculate_width_of_column_NMC(col_type column)
1330 {
1331         int const old_column_width = column_info[column].width_of_column;
1332         int max = 0;
1333         for (row_type i = 0; i < rows_; ++i) {
1334                 idx_type cell = getCellNumber(i, column);
1335                 bool ismulti = isMultiColumnReal(cell);
1336                 if ((!ismulti || column == right_column_of_cell(cell)) &&
1337                         cell_info[i][column].width_of_cell > max)
1338                 {
1339                         max = cell_info[i][column].width_of_cell;
1340                 }
1341         }
1342         column_info[column].width_of_column = max;
1343         return column_info[column].width_of_column != old_column_width;
1344 }
1345
1346
1347 void Tabular::calculate_width_of_tabular()
1348 {
1349         width_of_tabular = 0;
1350         for (col_type i = 0; i < columns_; ++i)
1351                 width_of_tabular += column_info[i].width_of_column;
1352 }
1353
1354
1355 Tabular::row_type Tabular::row_of_cell(idx_type cell) const
1356 {
1357         if (cell >= numberofcells)
1358                 return rows_ - 1;
1359         if (cell == npos)
1360                 return 0;
1361         return rowofcell[cell];
1362 }
1363
1364
1365 Tabular::col_type Tabular::column_of_cell(idx_type cell) const
1366 {
1367         if (cell >= numberofcells)
1368                 return columns_ - 1;
1369         if (cell == npos)
1370                 return 0;
1371         return columnofcell[cell];
1372 }
1373
1374
1375 Tabular::col_type Tabular::right_column_of_cell(idx_type cell) const
1376 {
1377         row_type const row = row_of_cell(cell);
1378         col_type column = column_of_cell(cell);
1379         while (column < columns_ - 1 &&
1380                    cell_info[row][column + 1].multicolumn == Tabular::CELL_PART_OF_MULTICOLUMN)
1381                 ++column;
1382         return column;
1383 }
1384
1385
1386 void Tabular::write(Buffer const & buf, ostream & os) const
1387 {
1388         // header line
1389         os << "<lyxtabular"
1390            << write_attribute("version", 3)
1391            << write_attribute("rows", rows_)
1392            << write_attribute("columns", columns_)
1393            << ">\n";
1394         // global longtable options
1395         os << "<features"
1396            << write_attribute("rotate", rotate)
1397            << write_attribute("booktabs", use_booktabs)
1398            << write_attribute("islongtable", is_long_tabular)
1399            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1400            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1401            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1402            << write_attribute("headTopDL", endhead.topDL)
1403            << write_attribute("headBottomDL", endhead.bottomDL)
1404            << write_attribute("footTopDL", endfoot.topDL)
1405            << write_attribute("footBottomDL", endfoot.bottomDL)
1406            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1407            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1408            << write_attribute("lastFootEmpty", endlastfoot.empty)
1409            << ">\n";
1410         for (col_type j = 0; j < columns_; ++j) {
1411                 os << "<column"
1412                    << write_attribute("alignment", column_info[j].alignment)
1413                    << write_attribute("valignment", column_info[j].valignment)
1414                    << write_attribute("leftline", column_info[j].left_line)
1415                    << write_attribute("rightline", column_info[j].right_line)
1416                    << write_attribute("width", column_info[j].p_width.asString())
1417                    << write_attribute("special", column_info[j].align_special)
1418                    << ">\n";
1419         }
1420         for (row_type i = 0; i < rows_; ++i) {
1421                 os << "<row"
1422                    << write_attribute("topline", row_info[i].top_line)
1423                    << write_attribute("bottomline", row_info[i].bottom_line);
1424                 static const string def("default");
1425                 if (row_info[i].top_space_default)
1426                         os << write_attribute("topspace", def);
1427                 else
1428                         os << write_attribute("topspace", row_info[i].top_space);
1429                 if (row_info[i].bottom_space_default)
1430                         os << write_attribute("bottomspace", def);
1431                 else
1432                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1433                 if (row_info[i].interline_space_default)
1434                         os << write_attribute("interlinespace", def);
1435                 else
1436                         os << write_attribute("interlinespace", row_info[i].interline_space);
1437                 os << write_attribute("endhead", row_info[i].endhead)
1438                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1439                    << write_attribute("endfoot", row_info[i].endfoot)
1440                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1441                    << write_attribute("newpage", row_info[i].newpage)
1442                    << ">\n";
1443                 for (col_type j = 0; j < columns_; ++j) {
1444                         os << "<cell"
1445                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1446                            << write_attribute("alignment", cell_info[i][j].alignment)
1447                            << write_attribute("valignment", cell_info[i][j].valignment)
1448                            << write_attribute("topline", cell_info[i][j].top_line)
1449                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1450                            << write_attribute("leftline", cell_info[i][j].left_line)
1451                            << write_attribute("rightline", cell_info[i][j].right_line)
1452                            << write_attribute("rotate", cell_info[i][j].rotate)
1453                            << write_attribute("usebox", cell_info[i][j].usebox)
1454                            << write_attribute("width", cell_info[i][j].p_width)
1455                            << write_attribute("special", cell_info[i][j].align_special)
1456                            << ">\n";
1457                         os << "\\begin_inset ";
1458                         cell_info[i][j].inset->write(buf, os);
1459                         os << "\n\\end_inset\n"
1460                            << "</cell>\n";
1461                 }
1462                 os << "</row>\n";
1463         }
1464         os << "</lyxtabular>\n";
1465 }
1466
1467
1468 void Tabular::read(Buffer const & buf, Lexer & lex)
1469 {
1470         string line;
1471         istream & is = lex.getStream();
1472
1473         l_getline(is, line);
1474         if (!prefixIs(line, "<lyxtabular ")
1475                 && !prefixIs(line, "<Tabular ")) {
1476                 BOOST_ASSERT(false);
1477                 return;
1478         }
1479
1480         int version;
1481         if (!getTokenValue(line, "version", version))
1482                 return;
1483         BOOST_ASSERT(version >= 2);
1484
1485         int rows_arg;
1486         if (!getTokenValue(line, "rows", rows_arg))
1487                 return;
1488         int columns_arg;
1489         if (!getTokenValue(line, "columns", columns_arg))
1490                 return;
1491         init(buf.params(), rows_arg, columns_arg);
1492         l_getline(is, line);
1493         if (!prefixIs(line, "<features")) {
1494                 lyxerr << "Wrong tabular format (expected <features ...> got"
1495                        << line << ')' << endl;
1496                 return;
1497         }
1498         getTokenValue(line, "rotate", rotate);
1499         getTokenValue(line, "booktabs", use_booktabs);
1500         getTokenValue(line, "islongtable", is_long_tabular);
1501         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1502         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1503         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1504         getTokenValue(line, "headTopDL", endhead.topDL);
1505         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1506         getTokenValue(line, "footTopDL", endfoot.topDL);
1507         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1508         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1509         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1510         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1511
1512         for (col_type j = 0; j < columns_; ++j) {
1513                 l_getline(is,line);
1514                 if (!prefixIs(line,"<column")) {
1515                         lyxerr << "Wrong tabular format (expected <column ...> got"
1516                                << line << ')' << endl;
1517                         return;
1518                 }
1519                 getTokenValue(line, "alignment", column_info[j].alignment);
1520                 getTokenValue(line, "valignment", column_info[j].valignment);
1521                 getTokenValue(line, "leftline", column_info[j].left_line);
1522                 getTokenValue(line, "rightline", column_info[j].right_line);
1523                 getTokenValue(line, "width", column_info[j].p_width);
1524                 getTokenValue(line, "special", column_info[j].align_special);
1525         }
1526
1527         for (row_type i = 0; i < rows_; ++i) {
1528                 l_getline(is, line);
1529                 if (!prefixIs(line, "<row")) {
1530                         lyxerr << "Wrong tabular format (expected <row ...> got"
1531                                << line << ')' << endl;
1532                         return;
1533                 }
1534                 getTokenValue(line, "topline", row_info[i].top_line);
1535                 getTokenValue(line, "bottomline", row_info[i].bottom_line);
1536                 getTokenValue(line, "topspace", row_info[i].top_space,
1537                               row_info[i].top_space_default);
1538                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1539                               row_info[i].bottom_space_default);
1540                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1541                               row_info[i].interline_space_default);
1542                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1543                 getTokenValue(line, "endhead", row_info[i].endhead);
1544                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1545                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1546                 getTokenValue(line, "newpage", row_info[i].newpage);
1547                 for (col_type j = 0; j < columns_; ++j) {
1548                         l_getline(is, line);
1549                         if (!prefixIs(line, "<cell")) {
1550                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1551                                        << line << ')' << endl;
1552                                 return;
1553                         }
1554                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1555                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1556                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1557                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1558                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1559                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1560                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1561                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1562                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1563                         getTokenValue(line, "width", cell_info[i][j].p_width);
1564                         getTokenValue(line, "special", cell_info[i][j].align_special);
1565                         l_getline(is, line);
1566                         if (prefixIs(line, "\\begin_inset")) {
1567                                 cell_info[i][j].inset->read(buf, lex);
1568                                 l_getline(is, line);
1569                         }
1570                         if (!prefixIs(line, "</cell>")) {
1571                                 lyxerr << "Wrong tabular format (expected </cell> got"
1572                                        << line << ')' << endl;
1573                                 return;
1574                         }
1575                 }
1576                 l_getline(is, line);
1577                 if (!prefixIs(line, "</row>")) {
1578                         lyxerr << "Wrong tabular format (expected </row> got"
1579                                << line << ')' << endl;
1580                         return;
1581                 }
1582         }
1583         while (!prefixIs(line, "</lyxtabular>")) {
1584                 l_getline(is, line);
1585         }
1586         set_row_column_number_info();
1587 }
1588
1589
1590 bool Tabular::isMultiColumn(idx_type cell) const
1591 {
1592         return cellinfo_of_cell(cell).multicolumn != Tabular::CELL_NORMAL;
1593 }
1594
1595
1596 bool Tabular::isMultiColumnReal(idx_type cell) const
1597 {
1598         return column_of_cell(cell) != right_column_of_cell(cell) &&
1599                         cellinfo_of_cell(cell).multicolumn != Tabular::CELL_NORMAL;
1600 }
1601
1602
1603 Tabular::cellstruct & Tabular::cellinfo_of_cell(idx_type cell) const
1604 {
1605         return cell_info[row_of_cell(cell)][column_of_cell(cell)];
1606 }
1607
1608
1609 void Tabular::setMultiColumn(Buffer * buffer, idx_type cell,
1610                                 idx_type number)
1611 {
1612         cellstruct & cs = cellinfo_of_cell(cell);
1613         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1614         cs.alignment = column_info[column_of_cell(cell)].alignment;
1615         cs.top_line = row_info[row_of_cell(cell)].top_line;
1616         cs.bottom_line = row_info[row_of_cell(cell)].bottom_line;
1617         cs.left_line = column_info[column_of_cell(cell)].left_line;
1618         cs.right_line = column_info[column_of_cell(cell+number-1)].right_line;
1619         for (idx_type i = 1; i < number; ++i) {
1620                 cellstruct & cs1 = cellinfo_of_cell(cell + i);
1621                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1622                 cs.inset->appendParagraphs(buffer, cs1.inset->paragraphs());
1623                 cs1.inset->clear();
1624         }
1625         set_row_column_number_info();
1626 }
1627
1628
1629 Tabular::idx_type Tabular::cells_in_multicolumn(idx_type cell) const
1630 {
1631         row_type const row = row_of_cell(cell);
1632         col_type column = column_of_cell(cell);
1633         idx_type result = 1;
1634         ++column;
1635         while (column < columns_ &&
1636                    cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1637         {
1638                 ++result;
1639                 ++column;
1640         }
1641         return result;
1642 }
1643
1644
1645 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1646 {
1647         row_type const row = row_of_cell(cell);
1648         col_type column = column_of_cell(cell);
1649
1650         idx_type result = 0;
1651
1652         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1653                 cell_info[row][column].multicolumn = CELL_NORMAL;
1654                 ++column;
1655                 while (column < columns_ &&
1656                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1657                 {
1658                         cell_info[row][column].multicolumn = CELL_NORMAL;
1659                         ++column;
1660                         ++result;
1661                 }
1662         }
1663         set_row_column_number_info();
1664         return result;
1665 }
1666
1667
1668 void Tabular::setBookTabs(bool what)
1669 {
1670         use_booktabs = what;
1671 }
1672
1673
1674 bool Tabular::useBookTabs() const
1675 {
1676         return use_booktabs;
1677 }
1678
1679
1680 void Tabular::setLongTabular(bool what)
1681 {
1682         is_long_tabular = what;
1683 }
1684
1685
1686 bool Tabular::isLongTabular() const
1687 {
1688         return is_long_tabular;
1689 }
1690
1691
1692 void Tabular::setRotateTabular(bool flag)
1693 {
1694         rotate = flag;
1695 }
1696
1697
1698 bool Tabular::getRotateTabular() const
1699 {
1700         return rotate;
1701 }
1702
1703
1704 void Tabular::setRotateCell(idx_type cell, bool flag)
1705 {
1706         cellinfo_of_cell(cell).rotate = flag;
1707 }
1708
1709
1710 bool Tabular::getRotateCell(idx_type cell) const
1711 {
1712         return cellinfo_of_cell(cell).rotate;
1713 }
1714
1715
1716 bool Tabular::needRotating() const
1717 {
1718         if (rotate)
1719                 return true;
1720         for (row_type i = 0; i < rows_; ++i)
1721                 for (col_type j = 0; j < columns_; ++j)
1722                         if (cell_info[i][j].rotate)
1723                                 return true;
1724         return false;
1725 }
1726
1727
1728 bool Tabular::isLastCell(idx_type cell) const
1729 {
1730         if (cell + 1 < numberofcells)
1731                 return false;
1732         return true;
1733 }
1734
1735
1736 Tabular::idx_type Tabular::getCellAbove(idx_type cell) const
1737 {
1738         if (row_of_cell(cell) > 0)
1739                 return cell_info[row_of_cell(cell)-1][column_of_cell(cell)].cellno;
1740         return cell;
1741 }
1742
1743
1744 Tabular::idx_type Tabular::getCellBelow(idx_type cell) const
1745 {
1746         if (row_of_cell(cell) + 1 < rows_)
1747                 return cell_info[row_of_cell(cell)+1][column_of_cell(cell)].cellno;
1748         return cell;
1749 }
1750
1751
1752 Tabular::idx_type Tabular::getLastCellAbove(idx_type cell) const
1753 {
1754         if (row_of_cell(cell) == 0)
1755                 return cell;
1756         if (!isMultiColumn(cell))
1757                 return getCellAbove(cell);
1758         return cell_info[row_of_cell(cell) - 1][right_column_of_cell(cell)].cellno;
1759 }
1760
1761
1762 Tabular::idx_type Tabular::getLastCellBelow(idx_type cell) const
1763 {
1764         if (row_of_cell(cell) + 1 >= rows_)
1765                 return cell;
1766         if (!isMultiColumn(cell))
1767                 return getCellBelow(cell);
1768         return cell_info[row_of_cell(cell) + 1][right_column_of_cell(cell)].cellno;
1769 }
1770
1771
1772 Tabular::idx_type Tabular::getCellNumber(row_type row,
1773                                                col_type column) const
1774 {
1775         BOOST_ASSERT(column != npos && column < columns_ &&
1776                      row    != npos && row    < rows_);
1777         return cell_info[row][column].cellno;
1778 }
1779
1780
1781 void Tabular::setUsebox(idx_type cell, BoxType type)
1782 {
1783         cellinfo_of_cell(cell).usebox = type;
1784 }
1785
1786
1787 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1788 {
1789         if (column_info[column_of_cell(cell)].p_width.zero() &&
1790                 !(isMultiColumn(cell) && !cellinfo_of_cell(cell).p_width.zero()))
1791                 return BOX_NONE;
1792         if (cellinfo_of_cell(cell).usebox > 1)
1793                 return cellinfo_of_cell(cell).usebox;
1794         return useParbox(cell);
1795 }
1796
1797
1798 ///
1799 //  This are functions used for the longtable support
1800 ///
1801 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1802                            bool first)
1803 {
1804         if (first) {
1805                 endfirsthead = hd;
1806                 if (hd.set)
1807                         row_info[row].endfirsthead = flag;
1808         } else {
1809                 endhead = hd;
1810                 if (hd.set)
1811                         row_info[row].endhead = flag;
1812         }
1813 }
1814
1815
1816 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1817 {
1818         hd = endhead;
1819         hd.set = haveLTHead();
1820         return row_info[row].endhead;
1821 }
1822
1823
1824 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1825 {
1826         hd = endfirsthead;
1827         hd.set = haveLTFirstHead();
1828         return row_info[row].endfirsthead;
1829 }
1830
1831
1832 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1833                            bool last)
1834 {
1835         if (last) {
1836                 endlastfoot = fd;
1837                 if (fd.set)
1838                         row_info[row].endlastfoot = flag;
1839         } else {
1840                 endfoot = fd;
1841                 if (fd.set)
1842                         row_info[row].endfoot = flag;
1843         }
1844 }
1845
1846
1847 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1848 {
1849         fd = endfoot;
1850         fd.set = haveLTFoot();
1851         return row_info[row].endfoot;
1852 }
1853
1854
1855 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1856 {
1857         fd = endlastfoot;
1858         fd.set = haveLTLastFoot();
1859         return row_info[row].endlastfoot;
1860 }
1861
1862
1863 void Tabular::setLTNewPage(row_type row, bool what)
1864 {
1865         row_info[row].newpage = what;
1866 }
1867
1868
1869 bool Tabular::getLTNewPage(row_type row) const
1870 {
1871         return row_info[row].newpage;
1872 }
1873
1874
1875 bool Tabular::haveLTHead() const
1876 {
1877         for (row_type i = 0; i < rows_; ++i)
1878                 if (row_info[i].endhead)
1879                         return true;
1880         return false;
1881 }
1882
1883
1884 bool Tabular::haveLTFirstHead() const
1885 {
1886         if (endfirsthead.empty)
1887                 return false;
1888         for (row_type i = 0; i < rows_; ++i)
1889                 if (row_info[i].endfirsthead)
1890                         return true;
1891         return false;
1892 }
1893
1894
1895 bool Tabular::haveLTFoot() const
1896 {
1897         for (row_type i = 0; i < rows_; ++i)
1898                 if (row_info[i].endfoot)
1899                         return true;
1900         return false;
1901 }
1902
1903
1904 bool Tabular::haveLTLastFoot() const
1905 {
1906         if (endlastfoot.empty)
1907                 return false;
1908         for (row_type i = 0; i < rows_; ++i)
1909                 if (row_info[i].endlastfoot)
1910                         return true;
1911         return false;
1912 }
1913
1914
1915 // end longtable support functions
1916
1917 void Tabular::setAscentOfRow(row_type row, int height)
1918 {
1919         if (row >= rows_ || row_info[row].ascent_of_row == height)
1920                 return;
1921         row_info[row].ascent_of_row = height;
1922 }
1923
1924
1925 void Tabular::setDescentOfRow(row_type row, int height)
1926 {
1927         if (row >= rows_ || row_info[row].descent_of_row == height)
1928                 return;
1929         row_info[row].descent_of_row = height;
1930 }
1931
1932
1933 int Tabular::getAscentOfRow(row_type row) const
1934 {
1935         if (row >= rows_)
1936                 return 0;
1937         return row_info[row].ascent_of_row;
1938 }
1939
1940
1941 int Tabular::getDescentOfRow(row_type row) const
1942 {
1943         BOOST_ASSERT(row < rows_);
1944         return row_info[row].descent_of_row;
1945 }
1946
1947
1948 int Tabular::getHeightOfTabular() const
1949 {
1950         int height = 0;
1951         for (row_type row = 0; row < rows_; ++row)
1952                 height += getAscentOfRow(row) + getDescentOfRow(row) +
1953                         getAdditionalHeight(row);
1954         return height;
1955 }
1956
1957
1958 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1959 {
1960         BOOST_ASSERT(row < rows_);
1961         BOOST_ASSERT(column < columns_);
1962         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1963 }
1964
1965
1966 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1967 {
1968         // FIXME: assert or return 0 as in TeXBottomHLine()?
1969         BOOST_ASSERT(row != npos);
1970         BOOST_ASSERT(row < rows_);
1971
1972         idx_type const fcell = getFirstCellInRow(row);
1973         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1974         idx_type tmp = 0;
1975
1976         for (idx_type i = fcell; i < n; ++i) {
1977                 if (topLine(i))
1978                         ++tmp;
1979         }
1980         if (use_booktabs && row == 0) {
1981                 os << "\\toprule ";
1982         } else if (tmp == n - fcell) {
1983                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1984         } else if (tmp) {
1985                 for (idx_type i = fcell; i < n; ++i) {
1986                         if (topLine(i)) {
1987                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1988                                    << column_of_cell(i) + 1
1989                                    << '-'
1990                                    << right_column_of_cell(i) + 1
1991                                    << "} ";
1992                         }
1993                 }
1994         } else {
1995                 return 0;
1996         }
1997         os << "\n";
1998         return 1;
1999 }
2000
2001
2002 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
2003 {
2004         // FIXME: return 0 or assert as in TeXTopHLine()?
2005         if (row == npos || row >= rows_)
2006                 return 0;
2007
2008         idx_type const fcell = getFirstCellInRow(row);
2009         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2010         idx_type tmp = 0;
2011
2012         for (idx_type i = fcell; i < n; ++i) {
2013                 if (bottomLine(i))
2014                         ++tmp;
2015         }
2016         if (use_booktabs && row == rows_ - 1) {
2017                 os << "\\bottomrule";
2018         } else if (tmp == n - fcell) {
2019                 os << (use_booktabs ? "\\midrule" : "\\hline");
2020         } else if (tmp) {
2021                 for (idx_type i = fcell; i < n; ++i) {
2022                         if (bottomLine(i)) {
2023                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
2024                                    << column_of_cell(i) + 1
2025                                    << '-'
2026                                    << right_column_of_cell(i) + 1
2027                                    << "} ";
2028                         }
2029                 }
2030         } else {
2031                 return 0;
2032         }
2033         os << "\n";
2034         return 1;
2035 }
2036
2037
2038 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell) const
2039 {
2040         int ret = 0;
2041
2042         if (getRotateCell(cell)) {
2043                 os << "\\begin{sideways}\n";
2044                 ++ret;
2045         }
2046         if (isMultiColumn(cell)) {
2047                 os << "\\multicolumn{" << cells_in_multicolumn(cell) << "}{";
2048                 if (leftLine(cell) &&
2049                         (isFirstCellInRow(cell) ||
2050                          (!isMultiColumn(cell - 1) && !leftLine(cell, true) &&
2051                           !rightLine(cell - 1, true))))
2052                         os << '|';
2053                 if (!cellinfo_of_cell(cell).align_special.empty()) {
2054                         os << cellinfo_of_cell(cell).align_special;
2055                 } else {
2056                         if (!getPWidth(cell).zero()) {
2057                                 switch (getVAlignment(cell)) {
2058                                 case LYX_VALIGN_TOP:
2059                                         os << 'p';
2060                                         break;
2061                                 case LYX_VALIGN_MIDDLE:
2062                                         os << 'm';
2063                                         break;
2064                                 case LYX_VALIGN_BOTTOM:
2065                                         os << 'b';
2066                                         break;
2067                                 }
2068                                 os << '{'
2069                                    << from_ascii(getPWidth(cell).asLatexString())
2070                                    << '}';
2071                         } else {
2072                                 switch (getAlignment(cell)) {
2073                                 case LYX_ALIGN_LEFT:
2074                                         os << 'l';
2075                                         break;
2076                                 case LYX_ALIGN_RIGHT:
2077                                         os << 'r';
2078                                         break;
2079                                 default:
2080                                         os << 'c';
2081                                         break;
2082                                 }
2083                         } // end if else !getPWidth
2084                 } // end if else !cellinfo_of_cell
2085                 if (rightLine(cell))
2086                         os << '|';
2087                 if (((cell + 1) < numberofcells) && !isFirstCellInRow(cell+1) &&
2088                         leftLine(cell+1))
2089                         os << '|';
2090                 os << "}{";
2091                 }
2092         if (getUsebox(cell) == BOX_PARBOX) {
2093                 os << "\\parbox[";
2094                 switch (getVAlignment(cell)) {
2095                 case LYX_VALIGN_TOP:
2096                         os << 't';
2097                         break;
2098                 case LYX_VALIGN_MIDDLE:
2099                         os << 'c';
2100                         break;
2101                 case LYX_VALIGN_BOTTOM:
2102                         os << 'b';
2103                         break;
2104                 }
2105                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2106                    << "}{";
2107         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2108                 os << "\\begin{minipage}[";
2109                 switch (getVAlignment(cell)) {
2110                 case LYX_VALIGN_TOP:
2111                         os << 't';
2112                         break;
2113                 case LYX_VALIGN_MIDDLE:
2114                         os << 'm';
2115                         break;
2116                 case LYX_VALIGN_BOTTOM:
2117                         os << 'b';
2118                         break;
2119                 }
2120                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2121                    << "}\n";
2122                 ++ret;
2123         }
2124         return ret;
2125 }
2126
2127
2128 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell) const
2129 {
2130         int ret = 0;
2131
2132         // usual cells
2133         if (getUsebox(cell) == BOX_PARBOX)
2134                 os << '}';
2135         else if (getUsebox(cell) == BOX_MINIPAGE) {
2136                 os << "%\n\\end{minipage}";
2137                 ret += 2;
2138         }
2139         if (isMultiColumn(cell)) {
2140                 os << '}';
2141         }
2142         if (getRotateCell(cell)) {
2143                 os << "%\n\\end{sideways}";
2144                 ++ret;
2145         }
2146         return ret;
2147 }
2148
2149
2150 int Tabular::TeXLongtableHeaderFooter(odocstream & os, Buffer const & buf,
2151                                          OutputParams const & runparams) const
2152 {
2153         if (!is_long_tabular)
2154                 return 0;
2155
2156         int ret = 0;
2157         // output header info
2158         if (haveLTHead()) {
2159                 if (endhead.topDL) {
2160                         os << "\\hline\n";
2161                         ++ret;
2162                 }
2163                 for (row_type i = 0; i < rows_; ++i) {
2164                         if (row_info[i].endhead) {
2165                                 ret += TeXRow(os, i, buf, runparams);
2166                         }
2167                 }
2168                 if (endhead.bottomDL) {
2169                         os << "\\hline\n";
2170                         ++ret;
2171                 }
2172                 os << "\\endhead\n";
2173                 ++ret;
2174                 if (endfirsthead.empty) {
2175                         os << "\\endfirsthead\n";
2176                         ++ret;
2177                 }
2178         }
2179         // output firstheader info
2180         if (haveLTFirstHead()) {
2181                 if (endfirsthead.topDL) {
2182                         os << "\\hline\n";
2183                         ++ret;
2184                 }
2185                 for (row_type i = 0; i < rows_; ++i) {
2186                         if (row_info[i].endfirsthead) {
2187                                 ret += TeXRow(os, i, buf, runparams);
2188                         }
2189                 }
2190                 if (endfirsthead.bottomDL) {
2191                         os << "\\hline\n";
2192                         ++ret;
2193                 }
2194                 os << "\\endfirsthead\n";
2195                 ++ret;
2196         }
2197         // output footer info
2198         if (haveLTFoot()) {
2199                 if (endfoot.topDL) {
2200                         os << "\\hline\n";
2201                         ++ret;
2202                 }
2203                 for (row_type i = 0; i < rows_; ++i) {
2204                         if (row_info[i].endfoot) {
2205                                 ret += TeXRow(os, i, buf, runparams);
2206                         }
2207                 }
2208                 if (endfoot.bottomDL) {
2209                         os << "\\hline\n";
2210                         ++ret;
2211                 }
2212                 os << "\\endfoot\n";
2213                 ++ret;
2214                 if (endlastfoot.empty) {
2215                         os << "\\endlastfoot\n";
2216                         ++ret;
2217                 }
2218         }
2219         // output lastfooter info
2220         if (haveLTLastFoot()) {
2221                 if (endlastfoot.topDL) {
2222                         os << "\\hline\n";
2223                         ++ret;
2224                 }
2225                 for (row_type i = 0; i < rows_; ++i) {
2226                         if (row_info[i].endlastfoot) {
2227                                 ret += TeXRow(os, i, buf, runparams);
2228                         }
2229                 }
2230                 if (endlastfoot.bottomDL) {
2231                         os << "\\hline\n";
2232                         ++ret;
2233                 }
2234                 os << "\\endlastfoot\n";
2235                 ++ret;
2236         }
2237         return ret;
2238 }
2239
2240
2241 bool Tabular::isValidRow(row_type row) const
2242 {
2243         if (!is_long_tabular)
2244                 return true;
2245         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2246                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2247 }
2248
2249
2250 int Tabular::TeXRow(odocstream & os, row_type i, Buffer const & buf,
2251                        OutputParams const & runparams) const
2252 {
2253         idx_type cell = getCellNumber(i, 0);
2254         int ret = TeXTopHLine(os, i);
2255         if (row_info[i].top_space_default) {
2256                 if (use_booktabs)
2257                         os << "\\addlinespace\n";
2258                 else
2259                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2260                 ++ret;
2261         } else if(!row_info[i].top_space.zero()) {
2262                 if (use_booktabs)
2263                         os << "\\addlinespace["
2264                            << from_ascii(row_info[i].top_space.asLatexString())
2265                            << "]\n";
2266                 else {
2267                         os << "\\noalign{\\vskip"
2268                            << from_ascii(row_info[i].top_space.asLatexString())
2269                            << "}\n";
2270                 }
2271                 ++ret;
2272         }
2273
2274         for (col_type j = 0; j < columns_; ++j) {
2275                 if (isPartOfMultiColumn(i, j))
2276                         continue;
2277                 ret += TeXCellPreamble(os, cell);
2278                 shared_ptr<InsetText> inset = getCellInset(cell);
2279
2280                 Paragraph const & par = inset->paragraphs().front();
2281                 bool rtl = par.isRightToLeftPar(buf.params())
2282                         && !par.empty()
2283                         && getPWidth(cell).zero();
2284
2285                 if (rtl) {
2286                         if (par.getParLanguage(buf.params())->lang() ==
2287                         "farsi")
2288                                 os << "\\textFR{";
2289                         else
2290                                 os << "\\R{";
2291                 }
2292                 ret += inset->latex(buf, os, runparams);
2293                 if (rtl)
2294                         os << '}';
2295
2296                 ret += TeXCellPostamble(os, cell);
2297                 if (!isLastCellInRow(cell)) { // not last cell in row
2298                         os << " & ";
2299                 }
2300                 ++cell;
2301         }
2302         os << "\\tabularnewline";
2303         if (row_info[i].bottom_space_default) {
2304                 if (use_booktabs)
2305                         os << "\\addlinespace";
2306                 else
2307                         os << "[\\doublerulesep]";
2308         } else if (!row_info[i].bottom_space.zero()) {
2309                 if (use_booktabs)
2310                         os << "\\addlinespace";
2311                 os << '['
2312                    << from_ascii(row_info[i].bottom_space.asLatexString())
2313                    << ']';
2314         }
2315         os << '\n';
2316         ++ret;
2317         ret += TeXBottomHLine(os, i);
2318         if (row_info[i].interline_space_default) {
2319                 if (use_booktabs)
2320                         os << "\\addlinespace\n";
2321                 else
2322                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2323                 ++ret;
2324         } else if (!row_info[i].interline_space.zero()) {
2325                 if (use_booktabs)
2326                         os << "\\addlinespace["
2327                            << from_ascii(row_info[i].interline_space.asLatexString())
2328                            << "]\n";
2329                 else
2330                         os << "\\noalign{\\vskip"
2331                            << from_ascii(row_info[i].interline_space.asLatexString())
2332                            << "}\n";
2333                 ++ret;
2334         }
2335         return ret;
2336 }
2337
2338
2339 int Tabular::latex(Buffer const & buf, odocstream & os,
2340                       OutputParams const & runparams) const
2341 {
2342         int ret = 0;
2343
2344         //+---------------------------------------------------------------------
2345         //+                      first the opening preamble                    +
2346         //+---------------------------------------------------------------------
2347
2348         if (rotate) {
2349                 os << "\\begin{sideways}\n";
2350                 ++ret;
2351         }
2352         if (is_long_tabular)
2353                 os << "\\begin{longtable}{";
2354         else
2355                 os << "\\begin{tabular}{";
2356         for (col_type i = 0; i < columns_; ++i) {
2357                 if (!use_booktabs && column_info[i].left_line)
2358                         os << '|';
2359                 if (!column_info[i].align_special.empty()) {
2360                         os << column_info[i].align_special;
2361                 } else {
2362                         if (!column_info[i].p_width.zero()) {
2363                                 switch (column_info[i].alignment) {
2364                                 case LYX_ALIGN_LEFT:
2365                                         os << ">{\\raggedright}";
2366                                         break;
2367                                 case LYX_ALIGN_RIGHT:
2368                                         os << ">{\\raggedleft}";
2369                                         break;
2370                                 case LYX_ALIGN_CENTER:
2371                                         os << ">{\\centering}";
2372                                         break;
2373                                 case LYX_ALIGN_NONE:
2374                                 case LYX_ALIGN_BLOCK:
2375                                 case LYX_ALIGN_LAYOUT:
2376                                 case LYX_ALIGN_SPECIAL:
2377                                         break;
2378                                 }
2379
2380                                 switch (column_info[i].valignment) {
2381                                 case LYX_VALIGN_TOP:
2382                                         os << 'p';
2383                                         break;
2384                                 case LYX_VALIGN_MIDDLE:
2385                                         os << 'm';
2386                                         break;
2387                                 case LYX_VALIGN_BOTTOM:
2388                                         os << 'b';
2389                                         break;
2390                         }
2391                                 os << '{'
2392                                    << from_ascii(column_info[i].p_width.asLatexString())
2393                                    << '}';
2394                         } else {
2395                                 switch (column_info[i].alignment) {
2396                                 case LYX_ALIGN_LEFT:
2397                                         os << 'l';
2398                                         break;
2399                                 case LYX_ALIGN_RIGHT:
2400                                         os << 'r';
2401                                         break;
2402                                 default:
2403                                         os << 'c';
2404                                         break;
2405                                 }
2406                         } // end if else !column_info[i].p_width
2407                 } // end if else !column_info[i].align_special
2408                 if (!use_booktabs && column_info[i].right_line)
2409                         os << '|';
2410         }
2411         os << "}\n";
2412         ++ret;
2413
2414         ret += TeXLongtableHeaderFooter(os, buf, runparams);
2415
2416         //+---------------------------------------------------------------------
2417         //+                      the single row and columns (cells)            +
2418         //+---------------------------------------------------------------------
2419
2420         for (row_type i = 0; i < rows_; ++i) {
2421                 if (isValidRow(i)) {
2422                         ret += TeXRow(os, i, buf, runparams);
2423                         if (is_long_tabular && row_info[i].newpage) {
2424                                 os << "\\newpage\n";
2425                                 ++ret;
2426                         }
2427                 }
2428         }
2429
2430         //+---------------------------------------------------------------------
2431         //+                      the closing of the tabular                    +
2432         //+---------------------------------------------------------------------
2433
2434         if (is_long_tabular)
2435                 os << "\\end{longtable}";
2436         else
2437                 os << "\\end{tabular}";
2438         if (rotate) {
2439                 os << "\n\\end{sideways}";
2440                 ++ret;
2441         }
2442
2443         return ret;
2444 }
2445
2446
2447 int Tabular::docbookRow(Buffer const & buf, odocstream & os, row_type row,
2448                            OutputParams const & runparams) const
2449 {
2450         int ret = 0;
2451         idx_type cell = getFirstCellInRow(row);
2452
2453         os << "<row>\n";
2454         for (col_type j = 0; j < columns_; ++j) {
2455                 if (isPartOfMultiColumn(row, j))
2456                         continue;
2457
2458                 os << "<entry align=\"";
2459                 switch (getAlignment(cell)) {
2460                 case LYX_ALIGN_LEFT:
2461                         os << "left";
2462                         break;
2463                 case LYX_ALIGN_RIGHT:
2464                         os << "right";
2465                         break;
2466                 default:
2467                         os << "center";
2468                         break;
2469                 }
2470
2471                 os << "\" valign=\"";
2472                 switch (getVAlignment(cell)) {
2473                 case LYX_VALIGN_TOP:
2474                         os << "top";
2475                         break;
2476                 case LYX_VALIGN_BOTTOM:
2477                         os << "bottom";
2478                         break;
2479                 case LYX_VALIGN_MIDDLE:
2480                         os << "middle";
2481                 }
2482                 os << '"';
2483
2484                 if (isMultiColumn(cell)) {
2485                         os << " namest=\"col" << j << "\" ";
2486                         os << "nameend=\"col" << j + cells_in_multicolumn(cell) - 1<< '"';
2487                 }
2488
2489                 os << '>';
2490                 ret += getCellInset(cell)->docbook(buf, os, runparams);
2491                 os << "</entry>\n";
2492                 ++cell;
2493         }
2494         os << "</row>\n";
2495         return ret;
2496 }
2497
2498
2499 int Tabular::docbook(Buffer const & buf, odocstream & os,
2500                         OutputParams const & runparams) const
2501 {
2502         int ret = 0;
2503
2504         //+---------------------------------------------------------------------
2505         //+                      first the opening preamble                    +
2506         //+---------------------------------------------------------------------
2507
2508         os << "<tgroup cols=\"" << columns_
2509            << "\" colsep=\"1\" rowsep=\"1\">\n";
2510
2511         for (col_type i = 0; i < columns_; ++i) {
2512                 os << "<colspec colname=\"col" << i << "\" align=\"";
2513                 switch (column_info[i].alignment) {
2514                 case LYX_ALIGN_LEFT:
2515                         os << "left";
2516                         break;
2517                 case LYX_ALIGN_RIGHT:
2518                         os << "right";
2519                         break;
2520                 default:
2521                         os << "center";
2522                         break;
2523                 }
2524                 os << '"';
2525                 if (runparams.flavor == OutputParams::XML)
2526                         os << '/';
2527                 os << ">\n";
2528                 ++ret;
2529         }
2530
2531         //+---------------------------------------------------------------------
2532         //+                      Long Tabular case                             +
2533         //+---------------------------------------------------------------------
2534
2535         // output header info
2536         if (haveLTHead() || haveLTFirstHead()) {
2537                 os << "<thead>\n";
2538                 ++ret;
2539                 for (row_type i = 0; i < rows_; ++i) {
2540                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2541                                 ret += docbookRow(buf, os, i, runparams);
2542                         }
2543                 }
2544                 os << "</thead>\n";
2545                 ++ret;
2546         }
2547         // output footer info
2548         if (haveLTFoot() || haveLTLastFoot()) {
2549                 os << "<tfoot>\n";
2550                 ++ret;
2551                 for (row_type i = 0; i < rows_; ++i) {
2552                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2553                                 ret += docbookRow(buf, os, i, runparams);
2554                         }
2555                 }
2556                 os << "</tfoot>\n";
2557                 ++ret;
2558         }
2559
2560         //+---------------------------------------------------------------------
2561         //+                      the single row and columns (cells)            +
2562         //+---------------------------------------------------------------------
2563
2564         os << "<tbody>\n";
2565         ++ret;
2566         for (row_type i = 0; i < rows_; ++i) {
2567                 if (isValidRow(i)) {
2568                         ret += docbookRow(buf, os, i, runparams);
2569                 }
2570         }
2571         os << "</tbody>\n";
2572         ++ret;
2573         //+---------------------------------------------------------------------
2574         //+                      the closing of the tabular                    +
2575         //+---------------------------------------------------------------------
2576
2577         os << "</tgroup>";
2578         ++ret;
2579
2580         return ret;
2581 }
2582
2583
2584 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2585                                    vector<unsigned int> const & clen) const
2586 {
2587         idx_type const fcell = getFirstCellInRow(row);
2588         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2589         idx_type tmp = 0;
2590
2591         for (idx_type i = fcell; i < n; ++i) {
2592                 if (topLine(i)) {
2593                         ++tmp;
2594                         break;
2595                 }
2596         }
2597         if (!tmp)
2598                 return false;
2599
2600         char_type ch;
2601         for (idx_type i = fcell; i < n; ++i) {
2602                 if (topLine(i)) {
2603                         if (leftLine(i))
2604                                 os << "+-";
2605                         else
2606                                 os << "--";
2607                         ch = '-';
2608                 } else {
2609                         os << "  ";
2610                         ch = ' ';
2611                 }
2612                 col_type column = column_of_cell(i);
2613                 int len = clen[column];
2614                 while (column < columns_ - 1
2615                        && isPartOfMultiColumn(row, ++column))
2616                         len += clen[column] + 4;
2617                 os << docstring(len, ch);
2618                 if (topLine(i)) {
2619                         if (rightLine(i))
2620                                 os << "-+";
2621                         else
2622                                 os << "--";
2623                 } else {
2624                         os << "  ";
2625                 }
2626         }
2627         os << endl;
2628         return true;
2629 }
2630
2631
2632 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2633                                       vector<unsigned int> const & clen) const
2634 {
2635         idx_type const fcell = getFirstCellInRow(row);
2636         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2637         idx_type tmp = 0;
2638
2639         for (idx_type i = fcell; i < n; ++i) {
2640                 if (bottomLine(i)) {
2641                         ++tmp;
2642                         break;
2643                 }
2644         }
2645         if (!tmp)
2646                 return false;
2647
2648         char_type ch;
2649         for (idx_type i = fcell; i < n; ++i) {
2650                 if (bottomLine(i)) {
2651                         if (leftLine(i))
2652                                 os << "+-";
2653                         else
2654                                 os << "--";
2655                         ch = '-';
2656                 } else {
2657                         os << "  ";
2658                         ch = ' ';
2659                 }
2660                 col_type column = column_of_cell(i);
2661                 int len = clen[column];
2662                 while (column < columns_ -1
2663                        && isPartOfMultiColumn(row, ++column))
2664                         len += clen[column] + 4;
2665                 os << docstring(len, ch);
2666                 if (bottomLine(i)) {
2667                         if (rightLine(i))
2668                                 os << "-+";
2669                         else
2670                                 os << "--";
2671                 } else {
2672                         os << "  ";
2673                 }
2674         }
2675         os << endl;
2676         return true;
2677 }
2678
2679
2680 void Tabular::plaintextPrintCell(Buffer const & buf, odocstream & os,
2681                                OutputParams const & runparams,
2682                                idx_type cell, row_type row, col_type column,
2683                                vector<unsigned int> const & clen,
2684                                bool onlydata) const
2685 {
2686         odocstringstream sstr;
2687         getCellInset(cell)->plaintext(buf, sstr, runparams);
2688
2689         if (onlydata) {
2690                 os << sstr.str();
2691                 return;
2692         }
2693
2694         if (leftLine(cell))
2695                 os << "| ";
2696         else
2697                 os << "  ";
2698
2699         unsigned int len1 = sstr.str().length();
2700         unsigned int len2 = clen[column];
2701         while (column < columns_ -1
2702                && isPartOfMultiColumn(row, ++column))
2703                 len2 += clen[column] + 4;
2704         len2 -= len1;
2705
2706         switch (getAlignment(cell)) {
2707         default:
2708         case LYX_ALIGN_LEFT:
2709                 len1 = 0;
2710                 break;
2711         case LYX_ALIGN_RIGHT:
2712                 len1 = len2;
2713                 len2 = 0;
2714                 break;
2715         case LYX_ALIGN_CENTER:
2716                 len1 = len2 / 2;
2717                 len2 -= len1;
2718                 break;
2719         }
2720
2721         os << docstring(len1, ' ') << sstr.str()
2722            << docstring(len2, ' ');
2723
2724         if (rightLine(cell))
2725                 os << " |";
2726         else
2727                 os << "  ";
2728 }
2729
2730
2731 void Tabular::plaintext(Buffer const & buf, odocstream & os,
2732                            OutputParams const & runparams, int const depth,
2733                            bool onlydata, unsigned char delim) const
2734 {
2735         // first calculate the width of the single columns
2736         vector<unsigned int> clen(columns_);
2737
2738         if (!onlydata) {
2739                 // first all non (real) multicolumn cells!
2740                 for (col_type j = 0; j < columns_; ++j) {
2741                         clen[j] = 0;
2742                         for (row_type i = 0; i < rows_; ++i) {
2743                                 idx_type cell = getCellNumber(i, j);
2744                                 if (isMultiColumnReal(cell))
2745                                         continue;
2746                                 odocstringstream sstr;
2747                                 getCellInset(cell)->plaintext(buf, sstr, runparams);
2748                                 if (clen[j] < sstr.str().length())
2749                                         clen[j] = sstr.str().length();
2750                         }
2751                 }
2752                 // then all (real) multicolumn cells!
2753                 for (col_type j = 0; j < columns_; ++j) {
2754                         for (row_type i = 0; i < rows_; ++i) {
2755                                 idx_type cell = getCellNumber(i, j);
2756                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2757                                         continue;
2758                                 odocstringstream sstr;
2759                                 getCellInset(cell)->plaintext(buf, sstr, runparams);
2760                                 int len = int(sstr.str().length());
2761                                 idx_type const n = cells_in_multicolumn(cell);
2762                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2763                                         len -= clen[k];
2764                                 if (len > int(clen[j + n - 1]))
2765                                         clen[j + n - 1] = len;
2766                         }
2767                 }
2768         }
2769         idx_type cell = 0;
2770         for (row_type i = 0; i < rows_; ++i) {
2771                 if (!onlydata && plaintextTopHLine(os, i, clen))
2772                         os << docstring(depth * 2, ' ');
2773                 for (col_type j = 0; j < columns_; ++j) {
2774                         if (isPartOfMultiColumn(i, j))
2775                                 continue;
2776                         if (onlydata && j > 0)
2777                                 os << delim;
2778                         plaintextPrintCell(buf, os, runparams,
2779                                            cell, i, j, clen, onlydata);
2780                         ++cell;
2781                 }
2782                 os << endl;
2783                 if (!onlydata) {
2784                         os << docstring(depth * 2, ' ');
2785                         if (plaintextBottomHLine(os, i, clen))
2786                                 os << docstring(depth * 2, ' ');
2787                 }
2788         }
2789 }
2790
2791
2792 shared_ptr<InsetText> Tabular::getCellInset(idx_type cell) const
2793 {
2794         return cell_info[row_of_cell(cell)][column_of_cell(cell)].inset;
2795 }
2796
2797
2798 shared_ptr<InsetText> Tabular::getCellInset(row_type row,
2799                                                col_type column) const
2800 {
2801         return cell_info[row][column].inset;
2802 }
2803
2804
2805 void Tabular::setCellInset(row_type row, col_type column,
2806                               shared_ptr<InsetText> ins) const
2807 {
2808         cell_info[row][column].inset = ins;
2809 }
2810
2811
2812 Tabular::idx_type
2813 Tabular::getCellFromInset(Inset const * inset) const
2814 {
2815         // is this inset part of the tabular?
2816         if (!inset) {
2817                 lyxerr << "Error: this is not a cell of the tabular!" << endl;
2818                 BOOST_ASSERT(false);
2819         }
2820
2821         for (idx_type cell = 0, n = getNumberOfCells(); cell < n; ++cell)
2822                 if (getCellInset(cell).get() == inset) {
2823                         LYXERR(Debug::INSETTEXT) << "Tabular::getCellFromInset: "
2824                                 << "cell=" << cell << endl;
2825                         return cell;
2826                 }
2827
2828         // We should have found a cell at this point
2829         lyxerr << "Tabular::getCellFromInset: Cell of inset "
2830                 << inset << " not found!" << endl;
2831         BOOST_ASSERT(false);
2832         // shut up compiler
2833         return 0;
2834 }
2835
2836
2837 void Tabular::validate(LaTeXFeatures & features) const
2838 {
2839         features.require("NeedTabularnewline");
2840         if (useBookTabs())
2841                 features.require("booktabs");
2842         if (isLongTabular())
2843                 features.require("longtable");
2844         if (needRotating())
2845                 features.require("rotating");
2846         for (idx_type cell = 0; cell < numberofcells; ++cell) {
2847                 if (getVAlignment(cell) != LYX_VALIGN_TOP ||
2848                      (!getPWidth(cell).zero() && !isMultiColumn(cell)))
2849                         features.require("array");
2850                 getCellInset(cell)->validate(features);
2851         }
2852 }
2853
2854
2855 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2856 {
2857         ParagraphList const & parlist = getCellInset(cell)->paragraphs();
2858         ParagraphList::const_iterator cit = parlist.begin();
2859         ParagraphList::const_iterator end = parlist.end();
2860
2861         for (; cit != end; ++cit)
2862                 for (int i = 0; i < cit->size(); ++i)
2863                         if (cit->isNewline(i))
2864                                 return BOX_PARBOX;
2865
2866         return BOX_NONE;
2867 }
2868
2869
2870 /////////////////////////////////////////////////////////////////////
2871 //
2872 // InsetTabular
2873 //
2874 /////////////////////////////////////////////////////////////////////
2875
2876 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
2877                            col_type columns)
2878         : tabular(buf.params(), max(rows, row_type(1)),
2879           max(columns, col_type(1))), buffer_(&buf), scx_(0), is_deleted_(false)
2880 {}
2881
2882
2883 InsetTabular::InsetTabular(InsetTabular const & tab)
2884         : Inset(tab), tabular(tab.tabular),
2885                 buffer_(tab.buffer_), scx_(0), is_deleted_(false)
2886 {}
2887
2888
2889 InsetTabular::~InsetTabular()
2890 {
2891         InsetTabularMailer(*this).hideDialog();
2892         is_deleted_ = true;
2893 }
2894
2895
2896 auto_ptr<Inset> InsetTabular::doClone() const
2897 {
2898         return auto_ptr<Inset>(new InsetTabular(*this));
2899 }
2900
2901
2902 Buffer const & InsetTabular::buffer() const
2903 {
2904         return *buffer_;
2905 }
2906
2907
2908 void InsetTabular::buffer(Buffer const * b)
2909 {
2910         buffer_ = b;
2911 }
2912
2913
2914 void InsetTabular::write(Buffer const & buf, ostream & os) const
2915 {
2916         os << "Tabular" << endl;
2917         tabular.write(buf, os);
2918 }
2919
2920
2921 void InsetTabular::read(Buffer const & buf, Lexer & lex)
2922 {
2923         bool const old_format = (lex.getString() == "\\LyXTable");
2924
2925         tabular.read(buf, lex);
2926
2927         if (old_format)
2928                 return;
2929
2930         lex.next();
2931         string token = lex.getString();
2932         while (lex && token != "\\end_inset") {
2933                 lex.next();
2934                 token = lex.getString();
2935         }
2936         if (!lex) {
2937                 lex.printError("Missing \\end_inset at this point. "
2938                                "Read: `$$Token'");
2939         }
2940 }
2941
2942
2943 bool InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2944 {
2945         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2946         //      mi.base.textwidth << "\n";
2947         if (!mi.base.bv) {
2948                 lyxerr << "InsetTabular::metrics: need bv" << endl;
2949                 BOOST_ASSERT(false);
2950         }
2951
2952         row_type i = 0;
2953         for (idx_type cell = 0; i < tabular.rows(); ++i) {
2954                 int maxAsc = 0;
2955                 int maxDesc = 0;
2956                 for (col_type j = 0; j < tabular.columns(); ++j) {
2957                         if (tabular.isPartOfMultiColumn(i, j))
2958                                 // Multicolumn cell, but not first one
2959                                 continue;
2960                         Dimension dim;
2961                         MetricsInfo m = mi;
2962                         Length p_width;
2963                         if (tabular.cell_info[i][j].multicolumn ==
2964                             Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2965                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
2966                         else
2967                                 p_width = tabular.column_info[j].p_width;
2968                         if (!p_width.zero())
2969                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2970                         tabular.getCellInset(cell)->metrics(m, dim);
2971                         if (!p_width.zero())
2972                                 dim.wid = m.base.textwidth;
2973                         tabular.setWidthOfCell(cell, dim.wid);
2974                         if (p_width.zero()) {
2975                                 m.base.textwidth = dim.wid + 2 * ADD_TO_TABULAR_WIDTH;
2976                                 // FIXME there must be a way to get rid of
2977                                 // the second metrics call
2978                                 tabular.getCellInset(cell)->metrics(m, dim);
2979                         }
2980                         maxAsc  = max(maxAsc, dim.asc);
2981                         maxDesc = max(maxDesc, dim.des);
2982                         ++cell;
2983                 }
2984                 int const top_space = tabular.row_info[i].top_space_default ?
2985                         default_line_space :
2986                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2987                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT + top_space);
2988                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2989                         default_line_space :
2990                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2991                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2992         }
2993
2994         dim.asc = tabular.getAscentOfRow(0);
2995         dim.des = tabular.getHeightOfTabular() - dim.asc;
2996         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
2997         bool const changed = dim_ != dim;
2998         dim_ = dim;
2999         return changed;
3000 }
3001
3002
3003 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
3004 {
3005         setPosCache(pi, x, y);
3006
3007         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
3008         BufferView * bv = pi.base.bv;
3009
3010         resetPos(bv->cursor());
3011
3012         x += scx_;
3013         x += ADD_TO_TABULAR_WIDTH;
3014
3015         idx_type idx = 0;
3016         first_visible_cell = Tabular::npos;
3017         for (row_type i = 0; i < tabular.rows(); ++i) {
3018                 int nx = x;
3019                 int const a = tabular.getAscentOfRow(i);
3020                 int const d = tabular.getDescentOfRow(i);
3021                 idx = tabular.getCellNumber(i, 0);
3022                 for (col_type j = 0; j < tabular.columns(); ++j) {
3023                         if (tabular.isPartOfMultiColumn(i, j))
3024                                 continue;
3025                         if (first_visible_cell == Tabular::npos)
3026                                 first_visible_cell = idx;
3027
3028                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
3029                         if (nx + tabular.getWidthOfColumn(idx) < 0
3030                             || nx > bv->workWidth()
3031                             || y + d < 0
3032                             || y - a > bv->workHeight()) {
3033                                 pi.pain.setDrawingEnabled(false);
3034                                 cell(idx)->draw(pi, cx, y);
3035                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
3036                                 pi.pain.setDrawingEnabled(true);
3037                         } else {
3038                                 cell(idx)->draw(pi, cx, y);
3039                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
3040                         }
3041                         nx += tabular.getWidthOfColumn(idx);
3042                         ++idx;
3043                 }
3044
3045                 if (i + 1 < tabular.rows())
3046                         y += d + tabular.getAscentOfRow(i + 1) +
3047                                 tabular.getAdditionalHeight(i + 1);
3048         }
3049 }
3050
3051
3052 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3053 {
3054         setPosCache(pi, x, y);
3055
3056         Cursor & cur = pi.base.bv->cursor();
3057
3058         x += scx_ + ADD_TO_TABULAR_WIDTH;
3059
3060         // Paint background of current tabular
3061         int const w = tabular.getWidthOfTabular();
3062         int const h = tabular.getHeightOfTabular();
3063         int yy = y - tabular.getAscentOfRow(0);
3064         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
3065
3066         if (!cur.selection())
3067                 return;
3068         if (!ptr_cmp(&cur.inset(), this))
3069                 return;
3070
3071         //resetPos(cur);
3072
3073
3074         if (tablemode(cur)) {
3075                 row_type rs, re;
3076                 col_type cs, ce;
3077                 getSelection(cur, rs, re, cs, ce);
3078                 y -= tabular.getAscentOfRow(0);
3079                 for (row_type j = 0; j < tabular.rows(); ++j) {
3080                         int const a = tabular.getAscentOfRow(j);
3081                         int const h = a + tabular.getDescentOfRow(j);
3082                         int xx = x;
3083                         y += tabular.getAdditionalHeight(j);
3084                         for (col_type i = 0; i < tabular.columns(); ++i) {
3085                                 if (tabular.isPartOfMultiColumn(j, i))
3086                                         continue;
3087                                 idx_type const cell =
3088                                         tabular.getCellNumber(j, i);
3089                                 int const w = tabular.getWidthOfColumn(cell);
3090                                 if (i >= cs && i <= ce && j >= rs && j <= re)
3091                                         pi.pain.fillRectangle(xx, y, w, h,
3092                                                               Color::selection);
3093                                 xx += w;
3094                         }
3095                         y += h;
3096                 }
3097
3098         } else {
3099                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
3100         }
3101 }
3102
3103
3104 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3105                                  row_type row, idx_type cell, bool erased) const
3106 {
3107         int x2 = x + tabular.getWidthOfColumn(cell);
3108         bool on_off = false;
3109         Color::color col = Color::tabularline;
3110         Color::color onoffcol = Color::tabularonoffline;
3111
3112         if (erased) {
3113                 col = Color::deletedtext;
3114                 onoffcol = Color::deletedtext;
3115         }
3116
3117         if (!tabular.topAlreadyDrawn(cell)) {
3118                 on_off = !tabular.topLine(cell);
3119                 pain.line(x, y - tabular.getAscentOfRow(row),
3120                           x2, y -  tabular.getAscentOfRow(row),
3121                           on_off ? onoffcol : col,
3122                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3123         }
3124         on_off = !tabular.bottomLine(cell);
3125         pain.line(x, y + tabular.getDescentOfRow(row),
3126                   x2, y + tabular.getDescentOfRow(row),
3127                   on_off ? onoffcol : col,
3128                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3129         if (!tabular.leftAlreadyDrawn(cell)) {
3130                 on_off = !tabular.leftLine(cell);
3131                 pain.line(x, y -  tabular.getAscentOfRow(row),
3132                           x, y +  tabular.getDescentOfRow(row),
3133                           on_off ? onoffcol : col,
3134                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3135         }
3136         on_off = !tabular.rightLine(cell);
3137         pain.line(x2 - tabular.getAdditionalWidth(cell),
3138                   y -  tabular.getAscentOfRow(row),
3139                   x2 - tabular.getAdditionalWidth(cell),
3140                   y +  tabular.getDescentOfRow(row),
3141                   on_off ? onoffcol : col,
3142                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3143 }
3144
3145
3146 docstring const InsetTabular::editMessage() const
3147 {
3148         return _("Opened table");
3149 }
3150
3151
3152 void InsetTabular::edit(Cursor & cur, bool left)
3153 {
3154         //lyxerr << "InsetTabular::edit: " << this << endl;
3155         finishUndo();
3156         cur.selection() = false;
3157         cur.push(*this);
3158         if (left) {
3159                 if (isRightToLeft(cur))
3160                         cur.idx() = tabular.getLastCellInRow(0);
3161                 else
3162                         cur.idx() = 0;
3163                 cur.pit() = 0;
3164                 cur.pos() = 0;
3165         } else {
3166                 if (isRightToLeft(cur))
3167                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
3168                 else
3169                         cur.idx() = tabular.getNumberOfCells() - 1;
3170                 cur.pit() = 0;
3171                 cur.pos() = cur.lastpos(); // FIXME crude guess
3172         }
3173         // FIXME: this accesses the position cache before it is initialized
3174         //resetPos(cur);
3175         //cur.bv().fitCursor();
3176 }
3177
3178
3179 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3180 {
3181         LYXERR(Debug::DEBUG) << "# InsetTabular::doDispatch: cmd: " << cmd
3182                              << "\n  cur:" << cur << endl;
3183         CursorSlice sl = cur.top();
3184         Cursor & bvcur = cur.bv().cursor();
3185
3186         switch (cmd.action) {
3187
3188         case LFUN_MOUSE_PRESS:
3189                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3190
3191                 if (cmd.button() == mouse_button::button1
3192                     || (cmd.button() == mouse_button::button3
3193                         && (&bvcur.selBegin().inset() != this || !tablemode(bvcur)))) {
3194                         if (!bvcur.selection() && !cur.bv().mouseSetCursor(cur))
3195                                 cur.noUpdate();
3196                         cur.selection() = false;
3197                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3198                         cur.bv().mouseSetCursor(cur);
3199                         break;
3200                 }
3201
3202                 if (cmd.button() == mouse_button::button2) {
3203                         if (cap::selection()) {
3204                                 // See comment in Text::dispatch why we
3205                                 // do this
3206                                 // FIXME This does not use paste_tabular,
3207                                 // another reason why paste_tabular should go.
3208                                 cap::copySelectionToStack();
3209                                 cmd = FuncRequest(LFUN_PASTE, "0");
3210                         } else {
3211                                 cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE,
3212                                                   "paragraph");
3213                         }
3214                         doDispatch(cur, cmd);
3215                 }
3216                 break;
3217
3218         case LFUN_MOUSE_MOTION:
3219                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3220                 if (cmd.button() == mouse_button::button1) {
3221                         // only accept motions to places not deeper nested than the real anchor
3222                         if (bvcur.anchor_.hasPart(cur)) {
3223                                 // only update if selection changes
3224                                 if (bvcur.idx() == cur.idx() &&
3225                                         !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3226                                         cur.noUpdate();
3227                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
3228                                 bvcur.setCursor(cur);
3229                                 bvcur.selection() = true;
3230                         } else
3231                                 cur.undispatched();
3232                 }
3233                 break;
3234
3235         case LFUN_MOUSE_RELEASE:
3236                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
3237                 if (cmd.button() == mouse_button::button1) {
3238                         if (bvcur.selection()) {
3239                                 // Bug3238: disable persistent selection for table cells for now
3240                                 if (tablemode(bvcur))
3241                                         theSelection().haveSelection(true);
3242                                 else
3243                                         saveSelection(bvcur);
3244                         }
3245                 } else if (cmd.button() == mouse_button::button3)
3246                         InsetTabularMailer(*this).showDialog(&cur.bv());
3247                 break;
3248
3249         case LFUN_CELL_BACKWARD:
3250                 movePrevCell(cur);
3251                 cur.selection() = false;
3252                 saveSelection(cur);
3253                 break;
3254
3255         case LFUN_CELL_FORWARD:
3256                 moveNextCell(cur);
3257                 cur.selection() = false;
3258                 saveSelection(cur);
3259                 break;
3260
3261         case LFUN_CHAR_FORWARD_SELECT:
3262         case LFUN_CHAR_FORWARD:
3263                 cell(cur.idx())->dispatch(cur, cmd);
3264                 if (!cur.result().dispatched()) {
3265                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
3266                         if (cmd.action == LFUN_CHAR_FORWARD_SELECT)
3267                                 saveSelection(cur);
3268                         if (sl == cur.top())
3269                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
3270                         else
3271                                 cur.dispatched();
3272                 }
3273                 break;
3274
3275         case LFUN_CHAR_BACKWARD_SELECT:
3276         case LFUN_CHAR_BACKWARD:
3277                 cell(cur.idx())->dispatch(cur, cmd);
3278                 if (!cur.result().dispatched()) {
3279                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
3280                         if (cmd.action == LFUN_CHAR_BACKWARD_SELECT)
3281                                 saveSelection(cur);
3282                         if (sl == cur.top())
3283                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
3284                         else
3285                                 cur.dispatched();
3286                 }
3287                 break;
3288
3289         case LFUN_DOWN_SELECT:
3290         case LFUN_DOWN:
3291                 cell(cur.idx())->dispatch(cur, cmd);
3292                 cur.dispatched(); // override the cell's decision
3293                 if (sl == cur.top())
3294                         // if our Text didn't do anything to the cursor
3295                         // then we try to put the cursor into the cell below
3296                         // setting also the right targetX.
3297                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
3298                                 cur.idx() = tabular.getCellBelow(cur.idx());
3299                                 cur.pit() = 0;
3300                                 TextMetrics const & tm =
3301                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3302                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3303                                 if (cmd.action == LFUN_DOWN_SELECT) {
3304                                         // Bug3238: disable persistent selection for table cells for now
3305                                         if (tablemode(cur))
3306                                                 theSelection().haveSelection(true);
3307                                         else
3308                                                 saveSelection(cur);
3309                                 }
3310                         }
3311                 if (sl == cur.top()) {
3312                         // we trick it to go to the RIGHT after leaving the
3313                         // tabular.
3314                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
3315                         cur.undispatched();
3316                 }
3317                 break;
3318
3319         case LFUN_UP_SELECT:
3320         case LFUN_UP:
3321                 cell(cur.idx())->dispatch(cur, cmd);
3322                 cur.dispatched(); // override the cell's decision
3323                 if (sl == cur.top())
3324                         // if our Text didn't do anything to the cursor
3325                         // then we try to put the cursor into the cell above
3326                         // setting also the right targetX.
3327                         if (tabular.row_of_cell(cur.idx()) != 0) {
3328                                 cur.idx() = tabular.getCellAbove(cur.idx());
3329                                 cur.pit() = cur.lastpit();
3330                                 Text const * text = cell(cur.idx())->getText(0);
3331                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3332                                 ParagraphMetrics const & pm =
3333                                         tm.parMetrics(cur.lastpit());
3334                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3335                                 if (cmd.action == LFUN_UP_SELECT) {
3336                                         // Bug3238: disable persistent selection for table cells for now
3337                                         if (tablemode(cur))
3338                                                 theSelection().haveSelection(true);
3339                                         else
3340                                                 saveSelection(cur);
3341                                 }
3342                         }
3343                 if (sl == cur.top()) {
3344                         cmd = FuncRequest(LFUN_UP);
3345                         cur.undispatched();
3346                 }
3347                 break;
3348
3349 //      case LFUN_SCREEN_DOWN: {
3350 //              //if (hasSelection())
3351 //              //      cur.selection() = false;
3352 //              col_type const col = tabular.column_of_cell(cur.idx());
3353 //              int const t =   cur.bv().top_y() + cur.bv().height();
3354 //              if (t < yo() + tabular.getHeightOfTabular()) {
3355 //                      cur.bv().scrollDocView(t);
3356 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
3357 //              } else {
3358 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3359 //              }
3360 //              cur.par() = 0;
3361 //              cur.pos() = 0;
3362 //              break;
3363 //      }
3364 //
3365 //      case LFUN_SCREEN_UP: {
3366 //              //if (hasSelection())
3367 //              //      cur.selection() = false;
3368 //              col_type const col = tabular.column_of_cell(cur.idx());
3369 //              int const t =   cur.bv().top_y() + cur.bv().height();
3370 //              if (yo() < 0) {
3371 //                      cur.bv().scrollDocView(t);
3372 //                      if (yo() > 0)
3373 //                              cur.idx() = col;
3374 //                      else
3375 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
3376 //              } else {
3377 //                      cur.idx() = col;
3378 //              }
3379 //              cur.par() = cur.lastpar();
3380 //              cur.pos() = cur.lastpos();
3381 //              break;
3382 //      }
3383
3384         case LFUN_LAYOUT_TABULAR:
3385                 InsetTabularMailer(*this).showDialog(&cur.bv());
3386                 break;
3387
3388         case LFUN_INSET_DIALOG_UPDATE:
3389                 InsetTabularMailer(*this).updateDialog(&cur.bv());
3390                 break;
3391
3392         case LFUN_TABULAR_FEATURE:
3393                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3394                         cur.undispatched();
3395                 break;
3396
3397         // insert file functions
3398         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3399         case LFUN_FILE_INSERT_PLAINTEXT: {
3400                 // FIXME UNICODE
3401                 docstring const tmpstr = getContentsOfPlaintextFile(&cur.bv(), to_utf8(cmd.argument()), false);
3402                 if (!tmpstr.empty() && !insertPlaintextString(cur.bv(), tmpstr, false))
3403                         cur.undispatched();
3404                 break;
3405         }
3406
3407         case LFUN_CUT:
3408                 if (tablemode(cur)) {
3409                         if (copySelection(cur)) {
3410                                 recordUndoInset(cur, Undo::DELETE);
3411                                 cutSelection(cur);
3412                         }
3413                 }
3414                 else
3415                         cell(cur.idx())->dispatch(cur, cmd);
3416                 break;
3417
3418         case LFUN_CHAR_DELETE_BACKWARD:
3419         case LFUN_CHAR_DELETE_FORWARD:
3420                 if (tablemode(cur)) {
3421                         recordUndoInset(cur, Undo::DELETE);
3422                         cutSelection(cur);
3423                 }
3424                 else
3425                         cell(cur.idx())->dispatch(cur, cmd);
3426                 break;
3427
3428         case LFUN_COPY:
3429                 if (!cur.selection())
3430                         break;
3431                 if (tablemode(cur)) {
3432                         finishUndo();
3433                         copySelection(cur);
3434                 } else
3435                         cell(cur.idx())->dispatch(cur, cmd);
3436                 break;
3437
3438         case LFUN_CLIPBOARD_PASTE:
3439         case LFUN_PRIMARY_SELECTION_PASTE: {
3440                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3441                         theClipboard().getAsText() :
3442                         theSelection().get();
3443                 if (clip.empty())
3444                         break;
3445                 // pass to InsertPlaintextString, but
3446                 // only if we have multi-cell content
3447                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3448                         if (insertPlaintextString(cur.bv(), clip, false)) {
3449                                 // content has been replaced,
3450                                 // so cursor might be invalid
3451                                 cur.pos() = cur.lastpos();
3452                                 bvcur.setCursor(cur);
3453                                 break;
3454                         }
3455                 }
3456                 // Let the cell handle normal text
3457                 cell(cur.idx())->dispatch(cur, cmd);
3458                 break;
3459         }
3460
3461         case LFUN_PASTE:
3462                 if (tabularStackDirty() && theClipboard().isInternal()) {
3463                         recordUndoInset(cur, Undo::INSERT);
3464                         pasteClipboard(cur);
3465                         break;
3466                 }
3467                 cell(cur.idx())->dispatch(cur, cmd);
3468                 break;
3469
3470         case LFUN_FONT_EMPH:
3471         case LFUN_FONT_BOLD:
3472         case LFUN_FONT_ROMAN:
3473         case LFUN_FONT_NOUN:
3474         case LFUN_FONT_ITAL:
3475         case LFUN_FONT_FRAK:
3476         case LFUN_FONT_CODE:
3477         case LFUN_FONT_SANS:
3478         case LFUN_FONT_FREE_APPLY:
3479         case LFUN_FONT_FREE_UPDATE:
3480         case LFUN_FONT_SIZE:
3481         case LFUN_FONT_UNDERLINE:
3482         case LFUN_LANGUAGE:
3483         case LFUN_WORD_CAPITALIZE:
3484         case LFUN_WORD_UPCASE:
3485         case LFUN_WORD_LOWCASE:
3486         case LFUN_CHARS_TRANSPOSE:
3487                 if (tablemode(cur)) {
3488                         row_type rs, re;
3489                         col_type cs, ce;
3490                         getSelection(cur, rs, re, cs, ce);
3491                         Cursor tmpcur = cur;
3492                         for (row_type i = rs; i <= re; ++i) {
3493                                 for (col_type j = cs; j <= ce; ++j) {
3494                                         // cursor follows cell:
3495                                         tmpcur.idx() = tabular.getCellNumber(i, j);
3496                                         // select this cell only:
3497                                         tmpcur.pit() = 0;
3498                                         tmpcur.pos() = 0;
3499                                         tmpcur.resetAnchor();
3500                                         tmpcur.pit() = tmpcur.lastpit();
3501                                         tmpcur.pos() = tmpcur.top().lastpos();
3502                                         tmpcur.setCursor(tmpcur);
3503                                         tmpcur.setSelection();
3504                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3505                                 }
3506                         }
3507                         break;
3508                 } else {
3509                         cell(cur.idx())->dispatch(cur, cmd);
3510                         break;
3511                 }
3512         default:
3513                 // we try to handle this event in the insets dispatch function.
3514                 cell(cur.idx())->dispatch(cur, cmd);
3515                 break;
3516         }
3517
3518         // FIXME: this accesses the position cache before it is initialized
3519         //resetPos(cur);
3520         if (!is_deleted_)
3521                 InsetTabularMailer(*this).updateDialog(&cur.bv());
3522 }
3523
3524
3525 // function sets an object as defined in func_status.h:
3526 // states OK, Unknown, Disabled, On, Off.
3527 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3528         FuncStatus & status) const
3529 {
3530         switch (cmd.action) {
3531         case LFUN_TABULAR_FEATURE: {
3532                 int action = Tabular::LAST_ACTION;
3533                 int i = 0;
3534                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3535                         string const tmp = tabularFeature[i].feature;
3536                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3537                                 action = tabularFeature[i].action;
3538                                 break;
3539                         }
3540                 }
3541                 if (action == Tabular::LAST_ACTION) {
3542                         status.clear();
3543                         status.unknown(true);
3544                         return true;
3545                 }
3546
3547                 string const argument
3548                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3549
3550                 row_type sel_row_start = 0;
3551                 row_type sel_row_end = 0;
3552                 col_type sel_col_start = 0;
3553                 col_type sel_col_end = 0;
3554                 Tabular::ltType dummyltt;
3555                 bool flag = true;
3556
3557                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3558
3559                 switch (action) {
3560                 case Tabular::SET_PWIDTH:
3561                 case Tabular::SET_MPWIDTH:
3562                 case Tabular::SET_SPECIAL_COLUMN:
3563                 case Tabular::SET_SPECIAL_MULTI:
3564                 case Tabular::APPEND_ROW:
3565                 case Tabular::APPEND_COLUMN:
3566                 case Tabular::DELETE_ROW:
3567                 case Tabular::DELETE_COLUMN:
3568                 case Tabular::COPY_ROW:
3569                 case Tabular::COPY_COLUMN:
3570                 case Tabular::SET_ALL_LINES:
3571                 case Tabular::UNSET_ALL_LINES:
3572                 case Tabular::SET_TOP_SPACE:
3573                 case Tabular::SET_BOTTOM_SPACE:
3574                 case Tabular::SET_INTERLINE_SPACE:
3575                         status.clear();
3576                         return true;
3577
3578                 case Tabular::MULTICOLUMN:
3579                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3580                         break;
3581
3582                 case Tabular::M_TOGGLE_LINE_TOP:
3583                         flag = false;
3584                 case Tabular::TOGGLE_LINE_TOP:
3585                         status.setOnOff(tabular.topLine(cur.idx(), flag));
3586                         break;
3587
3588                 case Tabular::M_TOGGLE_LINE_BOTTOM:
3589                         flag = false;
3590                 case Tabular::TOGGLE_LINE_BOTTOM:
3591                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
3592                         break;
3593
3594                 case Tabular::M_TOGGLE_LINE_LEFT:
3595                         flag = false;
3596                 case Tabular::TOGGLE_LINE_LEFT:
3597                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
3598                         break;
3599
3600                 case Tabular::M_TOGGLE_LINE_RIGHT:
3601                         flag = false;
3602                 case Tabular::TOGGLE_LINE_RIGHT:
3603                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
3604                         break;
3605
3606                 case Tabular::M_ALIGN_LEFT:
3607                         flag = false;
3608                 case Tabular::ALIGN_LEFT:
3609                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3610                         break;
3611
3612                 case Tabular::M_ALIGN_RIGHT:
3613                         flag = false;
3614                 case Tabular::ALIGN_RIGHT:
3615                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3616                         break;
3617
3618                 case Tabular::M_ALIGN_CENTER:
3619                         flag = false;
3620                 case Tabular::ALIGN_CENTER:
3621                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3622                         break;
3623
3624                 case Tabular::ALIGN_BLOCK:
3625                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
3626                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3627                         break;
3628
3629                 case Tabular::M_VALIGN_TOP:
3630                         flag = false;
3631                 case Tabular::VALIGN_TOP:
3632                         status.setOnOff(
3633                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3634                         break;
3635
3636                 case Tabular::M_VALIGN_BOTTOM:
3637                         flag = false;
3638                 case Tabular::VALIGN_BOTTOM:
3639                         status.setOnOff(
3640                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3641                         break;
3642
3643                 case Tabular::M_VALIGN_MIDDLE:
3644                         flag = false;
3645                 case Tabular::VALIGN_MIDDLE:
3646                         status.setOnOff(
3647                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3648                         break;
3649
3650                 case Tabular::SET_LONGTABULAR:
3651                         status.setOnOff(tabular.isLongTabular());
3652                         break;
3653
3654                 case Tabular::UNSET_LONGTABULAR:
3655                         status.setOnOff(!tabular.isLongTabular());
3656                         break;
3657
3658                 case Tabular::TOGGLE_ROTATE_TABULAR:
3659                 case Tabular::SET_ROTATE_TABULAR:
3660                         status.setOnOff(tabular.getRotateTabular());
3661                         break;
3662
3663                 case Tabular::UNSET_ROTATE_TABULAR:
3664                         status.setOnOff(!tabular.getRotateTabular());
3665                         break;
3666
3667                 case Tabular::TOGGLE_ROTATE_CELL:
3668                 case Tabular::SET_ROTATE_CELL:
3669                         status.setOnOff(!oneCellHasRotationState(false,
3670                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3671                         break;
3672
3673                 case Tabular::UNSET_ROTATE_CELL:
3674                         status.setOnOff(!oneCellHasRotationState(true,
3675                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3676                         break;
3677
3678                 case Tabular::SET_USEBOX:
3679                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3680                         break;
3681
3682                 case Tabular::SET_LTFIRSTHEAD:
3683                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3684                         break;
3685
3686                 case Tabular::UNSET_LTFIRSTHEAD:
3687                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3688                         break;
3689
3690                 case Tabular::SET_LTHEAD:
3691                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3692                         break;
3693
3694                 case Tabular::UNSET_LTHEAD:
3695                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3696                         break;
3697
3698                 case Tabular::SET_LTFOOT:
3699                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3700                         break;
3701
3702                 case Tabular::UNSET_LTFOOT:
3703                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3704                         break;
3705
3706                 case Tabular::SET_LTLASTFOOT:
3707                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3708                         break;
3709
3710                 case Tabular::UNSET_LTLASTFOOT:
3711                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3712                         break;
3713
3714                 case Tabular::SET_LTNEWPAGE:
3715                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3716                         break;
3717
3718                 case Tabular::SET_BOOKTABS:
3719                         status.setOnOff(tabular.useBookTabs());
3720                         break;
3721
3722                 case Tabular::UNSET_BOOKTABS:
3723                         status.setOnOff(!tabular.useBookTabs());
3724                         break;
3725
3726                 default:
3727                         status.clear();
3728                         status.enabled(false);
3729                         break;
3730                 }
3731                 return true;
3732         }
3733
3734         // These are only enabled inside tabular
3735         case LFUN_CELL_BACKWARD:
3736         case LFUN_CELL_FORWARD:
3737                 status.enabled(true);
3738                 return true;
3739
3740         // disable these with multiple cells selected
3741         case LFUN_INSET_INSERT:
3742         case LFUN_TABULAR_INSERT:
3743         case LFUN_CHARSTYLE_INSERT:
3744         case LFUN_FLOAT_INSERT:
3745         case LFUN_FLOAT_WIDE_INSERT:
3746         case LFUN_FOOTNOTE_INSERT:
3747         case LFUN_MARGINALNOTE_INSERT:
3748         case LFUN_MATH_INSERT:
3749         case LFUN_MATH_MODE:
3750         case LFUN_MATH_MUTATE:
3751         case LFUN_MATH_DISPLAY:
3752         case LFUN_NOTE_INSERT:
3753         case LFUN_OPTIONAL_INSERT:
3754         case LFUN_BOX_INSERT:
3755         case LFUN_BRANCH_INSERT:
3756         case LFUN_WRAP_INSERT:
3757         case LFUN_ERT_INSERT: {
3758                 if (tablemode(cur)) {
3759                         status.enabled(false);
3760                         return true;
3761                 } else
3762                         return cell(cur.idx())->getStatus(cur, cmd, status);
3763         }
3764
3765         // disable in non-fixed-width cells
3766         case LFUN_BREAK_LINE:
3767         case LFUN_BREAK_PARAGRAPH:
3768         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
3769         case LFUN_BREAK_PARAGRAPH_SKIP: {
3770                 if (tabular.getPWidth(cur.idx()).zero()) {
3771                         status.enabled(false);
3772                         return true;
3773                 } else
3774                         return cell(cur.idx())->getStatus(cur, cmd, status);
3775         }
3776
3777         case LFUN_PASTE:
3778                 if (tabularStackDirty() && theClipboard().isInternal()) {
3779                         status.enabled(true);
3780                         return true;
3781                 } else
3782                         return cell(cur.idx())->getStatus(cur, cmd, status);
3783
3784         case LFUN_INSET_MODIFY:
3785                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
3786                         status.enabled(true);
3787                         return true;
3788                 }
3789                 // Fall through
3790
3791         default:
3792                 // we try to handle this event in the insets dispatch function.
3793                 return cell(cur.idx())->getStatus(cur, cmd, status);
3794         }
3795 }
3796
3797
3798 int InsetTabular::latex(Buffer const & buf, odocstream & os,
3799                         OutputParams const & runparams) const
3800 {
3801         return tabular.latex(buf, os, runparams);
3802 }
3803
3804
3805 int InsetTabular::plaintext(Buffer const & buf, odocstream & os,
3806                             OutputParams const & runparams) const
3807 {
3808         os << '\n'; // output table on a new line
3809         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
3810         tabular.plaintext(buf, os, runparams, dp, false, 0);
3811         return PLAINTEXT_NEWLINE;
3812 }
3813
3814
3815 int InsetTabular::docbook(Buffer const & buf, odocstream & os,
3816                           OutputParams const & runparams) const
3817 {
3818         int ret = 0;
3819         Inset * master = 0;
3820
3821 #ifdef WITH_WARNINGS
3822 #warning Why not pass a proper DocIterator here?
3823 #endif
3824 #if 0
3825         // if the table is inside a float it doesn't need the informaltable
3826         // wrapper. Search for it.
3827         for (master = owner(); master; master = master->owner())
3828                 if (master->lyxCode() == Inset::FLOAT_CODE)
3829                         break;
3830 #endif
3831
3832         if (!master) {
3833                 os << "<informaltable>";
3834                 ++ret;
3835         }
3836         ret += tabular.docbook(buf, os, runparams);
3837         if (!master) {
3838                 os << "</informaltable>";
3839                 ++ret;
3840         }
3841         return ret;
3842 }
3843
3844
3845 void InsetTabular::validate(LaTeXFeatures & features) const
3846 {
3847         tabular.validate(features);
3848 }
3849
3850
3851 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
3852 {
3853         return tabular.getCellInset(idx);
3854 }
3855
3856
3857 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
3858 {
3859         return tabular.getCellInset(idx);
3860 }
3861
3862
3863 void InsetTabular::cursorPos(BufferView const & bv,
3864                 CursorSlice const & sl, bool boundary, int & x, int & y) const
3865 {
3866         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
3867
3868         // y offset     correction
3869         int const row = tabular.row_of_cell(sl.idx());
3870         for (int i = 0; i <= row; ++i) {
3871                 if (i != 0) {
3872                         y += tabular.getAscentOfRow(i);
3873                         y += tabular.getAdditionalHeight(i);
3874                 }
3875                 if (i != row)
3876                         y += tabular.getDescentOfRow(i);
3877         }
3878
3879         // x offset correction
3880         int const col = tabular.column_of_cell(sl.idx());
3881         int idx = tabular.getCellNumber(row, 0);
3882         for (int j = 0; j < col; ++j) {
3883                 if (tabular.isPartOfMultiColumn(row, j))
3884                         continue;
3885                 x += tabular.getWidthOfColumn(idx);
3886                 ++idx;
3887         }
3888         x += tabular.getBeginningOfTextInCell(idx);
3889         x += ADD_TO_TABULAR_WIDTH;
3890         x += scx_;
3891 }
3892
3893
3894 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
3895 {
3896         int xx = 0;
3897         int yy = 0;
3898         Inset const & inset = *tabular.getCellInset(cell);
3899         Point o = bv.coordCache().getInsets().xy(&inset);
3900         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
3901         int const xend = xbeg + tabular.getWidthOfColumn(cell);
3902         row_type const row = tabular.row_of_cell(cell);
3903         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
3904                          tabular.getAdditionalHeight(row);
3905         int const yend = o.y_ + tabular.getDescentOfRow(row);
3906
3907         if (x < xbeg)
3908                 xx = xbeg - x;
3909         else if (x > xend)
3910                 xx = x - xend;
3911
3912         if (y < ybeg)
3913                 yy = ybeg - y;
3914         else if (y > yend)
3915                 yy = y - yend;
3916
3917         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
3918         //       << " ybeg=" << ybeg << " yend=" << yend
3919         //       << " xx=" << xx << " yy=" << yy
3920         //       << " dist=" << xx + yy << endl;
3921         return xx + yy;
3922 }
3923
3924
3925 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
3926 {
3927         //lyxerr << "InsetTabular::editXY: " << this << endl;
3928         cur.selection() = false;
3929         cur.push(*this);
3930         cur.idx() = getNearestCell(cur.bv(), x, y);
3931         resetPos(cur);
3932         return cell(cur.idx())->text_.editXY(cur, x, y);
3933 }
3934
3935
3936 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
3937 {
3938         cur.idx() = getNearestCell(cur.bv(), x, y);
3939         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
3940 }
3941
3942
3943 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
3944 {
3945         idx_type idx_min = 0;
3946         int dist_min = std::numeric_limits<int>::max();
3947         for (idx_type i = 0, n = nargs(); i != n; ++i) {
3948                 if (bv.coordCache().getInsets().has(tabular.getCellInset(i).get())) {
3949                         int const d = dist(bv, i, x, y);
3950                         if (d < dist_min) {
3951                                 dist_min = d;
3952                                 idx_min = i;
3953                         }
3954                 }
3955         }
3956         return idx_min;
3957 }
3958
3959
3960 int InsetTabular::getCellXPos(idx_type const cell) const
3961 {
3962         idx_type c = cell;
3963
3964         for (; !tabular.isFirstCellInRow(c); --c)
3965                 ;
3966         int lx = tabular.getWidthOfColumn(cell);
3967         for (; c < cell; ++c)
3968                 lx += tabular.getWidthOfColumn(c);
3969
3970         return lx - tabular.getWidthOfColumn(cell);
3971 }
3972
3973
3974 void InsetTabular::resetPos(Cursor & cur) const
3975 {
3976         BufferView & bv = cur.bv();
3977         int const maxwidth = bv.workWidth();
3978
3979         if (&cur.inset() != this) {
3980                 scx_ = 0;
3981         } else {
3982                 int const X1 = 0;
3983                 int const X2 = maxwidth;
3984                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
3985                 int const x1 = xo(cur.bv()) + getCellXPos(cur.idx()) + offset;
3986                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
3987
3988                 if (x1 < X1)
3989                         scx_ = X1 + 20 - x1;
3990                 else if (x2 > X2)
3991                         scx_ = X2 - 20 - x2;
3992                 else
3993                         scx_ = 0;
3994         }
3995
3996         cur.updateFlags(Update::Force | Update::FitCursor);
3997 }
3998
3999
4000 void InsetTabular::moveNextCell(Cursor & cur)
4001 {
4002         if (isRightToLeft(cur)) {
4003                 if (tabular.isFirstCellInRow(cur.idx())) {
4004                         row_type const row = tabular.row_of_cell(cur.idx());
4005                         if (row == tabular.rows() - 1)
4006                                 return;
4007                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
4008                 } else {
4009                         if (cur.idx() == 0)
4010                                 return;
4011                         --cur.idx();
4012                 }
4013         } else {
4014                 if (tabular.isLastCell(cur.idx()))
4015                         return;
4016                 ++cur.idx();
4017         }
4018         cur.pit() = 0;
4019         cur.pos() = 0;
4020         resetPos(cur);
4021 }
4022
4023
4024 void InsetTabular::movePrevCell(Cursor & cur)
4025 {
4026         if (isRightToLeft(cur)) {
4027                 if (tabular.isLastCellInRow(cur.idx())) {
4028                         row_type const row = tabular.row_of_cell(cur.idx());
4029                         if (row == 0)
4030                                 return;
4031                         cur.idx() = tabular.getFirstCellInRow(row);
4032                         cur.idx() = tabular.getCellAbove(cur.idx());
4033                 } else {
4034                         if (tabular.isLastCell(cur.idx()))
4035                                 return;
4036                         ++cur.idx();
4037                 }
4038         } else {
4039                 if (cur.idx() == 0) // first cell
4040                         return;
4041                 --cur.idx();
4042         }
4043         cur.pit() = cur.lastpit();
4044         cur.pos() = cur.lastpos();
4045
4046         // FIXME: this accesses the position cache before it is initialized
4047         //resetPos(cur);
4048 }
4049
4050
4051 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
4052 {
4053         Tabular::Feature action = Tabular::LAST_ACTION;
4054
4055         int i = 0;
4056         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4057                 string const tmp = tabularFeature[i].feature;
4058
4059                 if (tmp == what.substr(0, tmp.length())) {
4060                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
4061                         //tabularFeatures[i].feature.length()))
4062                         action = tabularFeature[i].action;
4063                         break;
4064                 }
4065         }
4066         if (action == Tabular::LAST_ACTION)
4067                 return false;
4068
4069         string const val =
4070                 ltrim(what.substr(tabularFeature[i].feature.length()));
4071         tabularFeatures(cur, action, val);
4072         return true;
4073 }
4074
4075
4076 static void checkLongtableSpecial(Tabular::ltType & ltt,
4077                           string const & special, bool & flag)
4078 {
4079         if (special == "dl_above") {
4080                 ltt.topDL = flag;
4081                 ltt.set = false;
4082         } else if (special == "dl_below") {
4083                 ltt.bottomDL = flag;
4084                 ltt.set = false;
4085         } else if (special == "empty") {
4086                 ltt.empty = flag;
4087                 ltt.set = false;
4088         } else if (flag) {
4089                 ltt.empty = false;
4090                 ltt.set = true;
4091         }
4092 }
4093
4094 bool InsetTabular::oneCellHasRotationState(bool rotated,
4095                 row_type row_start, row_type row_end,
4096                 col_type col_start, col_type col_end) const {
4097
4098         for (row_type i = row_start; i <= row_end; ++i) {
4099                 for (col_type j = col_start; j <= col_end; ++j) {
4100                         if (tabular.getRotateCell(tabular.getCellNumber(i, j))
4101                                 == rotated) {
4102                                 return true;
4103                         }
4104                 }
4105         }
4106         return false;
4107 }
4108
4109 void InsetTabular::tabularFeatures(Cursor & cur,
4110         Tabular::Feature feature, string const & value)
4111 {
4112         BufferView & bv = cur.bv();
4113         col_type sel_col_start;
4114         col_type sel_col_end;
4115         row_type sel_row_start;
4116         row_type sel_row_end;
4117         bool setLines = false;
4118         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4119         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4120
4121         switch (feature) {
4122
4123         case Tabular::M_ALIGN_LEFT:
4124         case Tabular::ALIGN_LEFT:
4125                 setAlign = LYX_ALIGN_LEFT;
4126                 break;
4127
4128         case Tabular::M_ALIGN_RIGHT:
4129         case Tabular::ALIGN_RIGHT:
4130                 setAlign = LYX_ALIGN_RIGHT;
4131                 break;
4132
4133         case Tabular::M_ALIGN_CENTER:
4134         case Tabular::ALIGN_CENTER:
4135                 setAlign = LYX_ALIGN_CENTER;
4136                 break;
4137
4138         case Tabular::ALIGN_BLOCK:
4139                 setAlign = LYX_ALIGN_BLOCK;
4140                 break;
4141
4142         case Tabular::M_VALIGN_TOP:
4143         case Tabular::VALIGN_TOP:
4144                 setVAlign = Tabular::LYX_VALIGN_TOP;
4145                 break;
4146
4147         case Tabular::M_VALIGN_BOTTOM:
4148         case Tabular::VALIGN_BOTTOM:
4149                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4150                 break;
4151
4152         case Tabular::M_VALIGN_MIDDLE:
4153         case Tabular::VALIGN_MIDDLE:
4154                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4155                 break;
4156
4157         default:
4158                 break;
4159         }
4160
4161         recordUndoInset(cur, Undo::ATOMIC);
4162
4163         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4164         row_type const row = tabular.row_of_cell(cur.idx());
4165         col_type const column = tabular.column_of_cell(cur.idx());
4166         bool flag = true;
4167         Tabular::ltType ltt;
4168
4169         switch (feature) {
4170
4171         case Tabular::SET_PWIDTH: {
4172                 Length const len(value);
4173                 tabular.setColumnPWidth(cur, cur.idx(), len);
4174                 if (len.zero()
4175                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4176                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4177                 break;
4178         }
4179
4180         case Tabular::SET_MPWIDTH:
4181                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4182                 break;
4183
4184         case Tabular::SET_SPECIAL_COLUMN:
4185         case Tabular::SET_SPECIAL_MULTI:
4186                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4187                 break;
4188
4189         case Tabular::APPEND_ROW:
4190                 // append the row into the tabular
4191                 tabular.appendRow(bv.buffer()->params(), cur.idx());
4192                 break;
4193
4194         case Tabular::APPEND_COLUMN:
4195                 // append the column into the tabular
4196                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
4197                 cur.idx() = tabular.getCellNumber(row, column);
4198                 break;
4199
4200         case Tabular::DELETE_ROW:
4201                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4202                         tabular.deleteRow(sel_row_start);
4203                 if (sel_row_start >= tabular.rows())
4204                         --sel_row_start;
4205                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
4206                 cur.pit() = 0;
4207                 cur.pos() = 0;
4208                 cur.selection() = false;
4209                 break;
4210
4211         case Tabular::DELETE_COLUMN:
4212                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4213                         tabular.deleteColumn(sel_col_start);
4214                 if (sel_col_start >= tabular.columns())
4215                         --sel_col_start;
4216                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
4217                 cur.pit() = 0;
4218                 cur.pos() = 0;
4219                 cur.selection() = false;
4220                 break;
4221
4222         case Tabular::COPY_ROW:
4223                 tabular.copyRow(bv.buffer()->params(), row);
4224                 break;
4225
4226         case Tabular::COPY_COLUMN:
4227                 tabular.copyColumn(bv.buffer()->params(), column);
4228                 cur.idx() = tabular.getCellNumber(row, column);
4229                 break;
4230
4231         case Tabular::M_TOGGLE_LINE_TOP:
4232                 flag = false;
4233         case Tabular::TOGGLE_LINE_TOP: {
4234                 bool lineSet = !tabular.topLine(cur.idx(), flag);
4235                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4236                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4237                                 tabular.setTopLine(
4238                                         tabular.getCellNumber(i, j),
4239                                         lineSet, flag);
4240                 break;
4241         }
4242
4243         case Tabular::M_TOGGLE_LINE_BOTTOM:
4244                 flag = false;
4245         case Tabular::TOGGLE_LINE_BOTTOM: {
4246                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
4247                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4248                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4249                                 tabular.setBottomLine(
4250                                         tabular.getCellNumber(i, j),
4251                                         lineSet,
4252                                         flag);
4253                 break;
4254         }
4255
4256         case Tabular::M_TOGGLE_LINE_LEFT:
4257                 flag = false;
4258         case Tabular::TOGGLE_LINE_LEFT: {
4259                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
4260                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4261                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4262                                 tabular.setLeftLine(
4263                                         tabular.getCellNumber(i,j),
4264                                         lineSet,
4265                                         flag);
4266                 break;
4267         }
4268
4269         case Tabular::M_TOGGLE_LINE_RIGHT:
4270                 flag = false;
4271         case Tabular::TOGGLE_LINE_RIGHT: {
4272                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
4273                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4274                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4275                                 tabular.setRightLine(
4276                                         tabular.getCellNumber(i,j),
4277                                         lineSet,
4278                                         flag);
4279                 break;
4280         }
4281
4282         case Tabular::M_ALIGN_LEFT:
4283         case Tabular::M_ALIGN_RIGHT:
4284         case Tabular::M_ALIGN_CENTER:
4285                 flag = false;
4286         case Tabular::ALIGN_LEFT:
4287         case Tabular::ALIGN_RIGHT:
4288         case Tabular::ALIGN_CENTER:
4289         case Tabular::ALIGN_BLOCK:
4290                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4291                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4292                                 tabular.setAlignment(
4293                                         tabular.getCellNumber(i, j),
4294                                         setAlign,
4295                                         flag);
4296                 break;
4297
4298         case Tabular::M_VALIGN_TOP:
4299         case Tabular::M_VALIGN_BOTTOM:
4300         case Tabular::M_VALIGN_MIDDLE:
4301                 flag = false;
4302         case Tabular::VALIGN_TOP:
4303         case Tabular::VALIGN_BOTTOM:
4304         case Tabular::VALIGN_MIDDLE:
4305                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4306                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4307                                 tabular.setVAlignment(
4308                                         tabular.getCellNumber(i, j),
4309                                         setVAlign, flag);
4310                 break;
4311
4312         case Tabular::MULTICOLUMN: {
4313                 if (sel_row_start != sel_row_end) {
4314 #ifdef WITH_WARNINGS
4315 #warning Need I say it ? This is horrible.
4316 #endif
4317                         // FIXME UNICODE
4318                         Alert::error(_("Error setting multicolumn"),
4319                                      _("You cannot set multicolumn vertically."));
4320                         return;
4321                 }
4322                 if (!cur.selection()) {
4323                         // just multicol for one single cell
4324                         // check whether we are completely in a multicol
4325                         if (tabular.isMultiColumn(cur.idx()))
4326                                 tabular.unsetMultiColumn(cur.idx());
4327                         else
4328                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
4329                         break;
4330                 }
4331                 // we have a selection so this means we just add all this
4332                 // cells to form a multicolumn cell
4333                 idx_type const s_start = cur.selBegin().idx();
4334                 idx_type const s_end = cur.selEnd().idx();
4335                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
4336                 cur.idx() = s_start;
4337                 cur.pit() = 0;
4338                 cur.pos() = 0;
4339                 cur.selection() = false;
4340                 break;
4341         }
4342
4343         case Tabular::SET_ALL_LINES:
4344                 setLines = true;
4345         case Tabular::UNSET_ALL_LINES:
4346                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4347                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4348                                 tabular.setAllLines(
4349                                         tabular.getCellNumber(i,j), setLines);
4350                 break;
4351
4352         case Tabular::SET_LONGTABULAR:
4353                 tabular.setLongTabular(true);
4354                 break;
4355
4356         case Tabular::UNSET_LONGTABULAR:
4357                 tabular.setLongTabular(false);
4358                 break;
4359
4360         case Tabular::SET_ROTATE_TABULAR:
4361                 tabular.setRotateTabular(true);
4362                 break;
4363
4364         case Tabular::UNSET_ROTATE_TABULAR:
4365                 tabular.setRotateTabular(false);
4366                 break;
4367
4368         case Tabular::TOGGLE_ROTATE_TABULAR:
4369                 tabular.setRotateTabular(!tabular.getRotateTabular());
4370                 break;
4371
4372         case Tabular::SET_ROTATE_CELL:
4373                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4374                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4375                                 tabular.setRotateCell(
4376                                         tabular.getCellNumber(i, j), true);
4377                 break;
4378
4379         case Tabular::UNSET_ROTATE_CELL:
4380                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4381                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4382                                 tabular.setRotateCell(
4383                                         tabular.getCellNumber(i, j), false);
4384                 break;
4385
4386         case Tabular::TOGGLE_ROTATE_CELL:
4387                 {
4388                 bool oneNotRotated = oneCellHasRotationState(false,
4389                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4390
4391                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4392                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4393                                 tabular.setRotateCell(tabular.getCellNumber(i, j),
4394                                                                           oneNotRotated);
4395                 }
4396                 break;
4397
4398         case Tabular::SET_USEBOX: {
4399                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4400                 if (val == tabular.getUsebox(cur.idx()))
4401                         val = Tabular::BOX_NONE;
4402                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4403                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4404                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
4405                 break;
4406         }
4407
4408         case Tabular::UNSET_LTFIRSTHEAD:
4409                 flag = false;
4410         case Tabular::SET_LTFIRSTHEAD:
4411                 tabular.getRowOfLTFirstHead(row, ltt);
4412                 checkLongtableSpecial(ltt, value, flag);
4413                 tabular.setLTHead(row, flag, ltt, true);
4414                 break;
4415
4416         case Tabular::UNSET_LTHEAD:
4417                 flag = false;
4418         case Tabular::SET_LTHEAD:
4419                 tabular.getRowOfLTHead(row, ltt);
4420                 checkLongtableSpecial(ltt, value, flag);
4421                 tabular.setLTHead(row, flag, ltt, false);
4422                 break;
4423
4424         case Tabular::UNSET_LTFOOT:
4425                 flag = false;
4426         case Tabular::SET_LTFOOT:
4427                 tabular.getRowOfLTFoot(row, ltt);
4428                 checkLongtableSpecial(ltt, value, flag);
4429                 tabular.setLTFoot(row, flag, ltt, false);
4430                 break;
4431
4432         case Tabular::UNSET_LTLASTFOOT:
4433                 flag = false;
4434         case Tabular::SET_LTLASTFOOT:
4435                 tabular.getRowOfLTLastFoot(row, ltt);
4436                 checkLongtableSpecial(ltt, value, flag);
4437                 tabular.setLTFoot(row, flag, ltt, true);
4438                 break;
4439
4440         case Tabular::SET_LTNEWPAGE:
4441                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4442                 break;
4443
4444         case Tabular::SET_BOOKTABS:
4445                 tabular.setBookTabs(true);
4446                 break;
4447
4448         case Tabular::UNSET_BOOKTABS:
4449                 tabular.setBookTabs(false);
4450                 break;
4451
4452         case Tabular::SET_TOP_SPACE: {
4453                 Length len;
4454                 if (value == "default")
4455                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4456                                 tabular.row_info[i].top_space_default = true;
4457                 else if (isValidLength(value, &len))
4458                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4459                                 tabular.row_info[i].top_space_default = false;
4460                                 tabular.row_info[i].top_space = len;
4461                         }
4462                 else
4463                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4464                                 tabular.row_info[i].top_space_default = false;
4465                                 tabular.row_info[i].top_space = len;
4466                         }
4467                 break;
4468         }
4469
4470         case Tabular::SET_BOTTOM_SPACE: {
4471                 Length len;
4472                 if (value == "default")
4473                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4474                                 tabular.row_info[i].bottom_space_default = true;
4475                 else if (isValidLength(value, &len))
4476                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4477                                 tabular.row_info[i].bottom_space_default = false;
4478                                 tabular.row_info[i].bottom_space = len;
4479                         }
4480                 else
4481                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4482                                 tabular.row_info[i].bottom_space_default = false;
4483                                 tabular.row_info[i].bottom_space = len;
4484                         }
4485                 break;
4486         }
4487
4488         case Tabular::SET_INTERLINE_SPACE: {
4489                 Length len;
4490                 if (value == "default")
4491                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4492                                 tabular.row_info[i].interline_space_default = true;
4493                 else if (isValidLength(value, &len))
4494                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4495                                 tabular.row_info[i].interline_space_default = false;
4496                                 tabular.row_info[i].interline_space = len;
4497                         }
4498                 else
4499                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4500                                 tabular.row_info[i].interline_space_default = false;
4501                                 tabular.row_info[i].interline_space = len;
4502                         }
4503                 break;
4504         }
4505
4506         // dummy stuff just to avoid warnings
4507         case Tabular::LAST_ACTION:
4508                 break;
4509         }
4510 }
4511
4512
4513 bool InsetTabular::showInsetDialog(BufferView * bv) const
4514 {
4515         InsetTabularMailer(*this).showDialog(bv);
4516         return true;
4517 }
4518
4519
4520 void InsetTabular::openLayoutDialog(BufferView * bv) const
4521 {
4522         InsetTabularMailer(*this).showDialog(bv);
4523 }
4524
4525
4526 bool InsetTabular::copySelection(Cursor & cur)
4527 {
4528         if (!cur.selection())
4529                 return false;
4530
4531         row_type rs, re;
4532         col_type cs, ce;
4533         getSelection(cur, rs, re, cs, ce);
4534
4535         paste_tabular.reset(new Tabular(tabular));
4536
4537         for (row_type i = 0; i < rs; ++i)
4538                 paste_tabular->deleteRow(0);
4539
4540         row_type const rows = re - rs + 1;
4541         while (paste_tabular->rows() > rows)
4542                 paste_tabular->deleteRow(rows);
4543
4544         paste_tabular->setTopLine(0, true, true);
4545         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
4546                                      true, true);
4547
4548         for (col_type i = 0; i < cs; ++i)
4549                 paste_tabular->deleteColumn(0);
4550
4551         col_type const columns = ce - cs + 1;
4552         while (paste_tabular->columns() > columns)
4553                 paste_tabular->deleteColumn(columns);
4554
4555         paste_tabular->setLeftLine(0, true, true);
4556         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
4557                                     true, true);
4558
4559         odocstringstream os;
4560         OutputParams const runparams(0);
4561         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
4562         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4563         cap::copySelection(cur, os.str());
4564
4565         // mark tabular stack dirty
4566         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4567         // when we (hopefully) have a one-for-all paste mechanism.
4568         // This must be called after cap::copySelection.
4569         dirtyTabularStack(true);
4570
4571         return true;
4572 }
4573
4574
4575 bool InsetTabular::pasteClipboard(Cursor & cur)
4576 {
4577         if (!paste_tabular)
4578                 return false;
4579         col_type const actcol = tabular.column_of_cell(cur.idx());
4580         row_type const actrow = tabular.row_of_cell(cur.idx());
4581         for (row_type r1 = 0, r2 = actrow;
4582              r1 < paste_tabular->rows() && r2 < tabular.rows();
4583              ++r1, ++r2) {
4584                 for (col_type c1 = 0, c2 = actcol;
4585                     c1 < paste_tabular->columns() && c2 < tabular.columns();
4586                     ++c1, ++c2) {
4587                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4588                             tabular.isPartOfMultiColumn(r2, c2))
4589                                 continue;
4590                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4591                                 --c2;
4592                                 continue;
4593                         }
4594                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4595                                 --c1;
4596                                 continue;
4597                         }
4598                         shared_ptr<InsetText> inset(
4599                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
4600                         tabular.setCellInset(r2, c2, inset);
4601                         // FIXME: change tracking (MG)
4602                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4603                                                 Change::INSERTED : Change::UNCHANGED));
4604                         cur.pos() = 0;
4605                 }
4606         }
4607         return true;
4608 }
4609
4610
4611 void InsetTabular::cutSelection(Cursor & cur)
4612 {
4613         if (!cur.selection())
4614                 return;
4615
4616         row_type rs, re;
4617         col_type cs, ce;
4618         getSelection(cur, rs, re, cs, ce);
4619         for (row_type i = rs; i <= re; ++i) {
4620                 for (col_type j = cs; j <= ce; ++j) {
4621                         shared_ptr<InsetText> t
4622                                 = cell(tabular.getCellNumber(i, j));
4623                         if (cur.buffer().params().trackChanges)
4624                                 // FIXME: Change tracking (MG)
4625                                 t->setChange(Change(Change::DELETED));
4626                         else
4627                                 t->clear();
4628                 }
4629         }
4630
4631         // cursor position might be invalid now
4632         if (cur.pit() > cur.lastpit())
4633                 cur.pit() = cur.lastpit();
4634         if (cur.pos() > cur.lastpos())
4635                 cur.pos() = cur.lastpos();
4636         cur.clearSelection();
4637         theSelection().haveSelection(false);
4638 }
4639
4640
4641 bool InsetTabular::isRightToLeft(Cursor & cur) const
4642 {
4643         BOOST_ASSERT(cur.depth() > 1);
4644         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4645         pos_type const parentpos = cur[cur.depth() - 2].pos();
4646         return parentpar.getFontSettings(cur.bv().buffer()->params(),
4647                                          parentpos).language()->rightToLeft();
4648 }
4649
4650
4651 void InsetTabular::getSelection(Cursor & cur,
4652         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4653 {
4654         CursorSlice const & beg = cur.selBegin();
4655         CursorSlice const & end = cur.selEnd();
4656         cs = tabular.column_of_cell(beg.idx());
4657         ce = tabular.column_of_cell(end.idx());
4658         if (cs > ce) {
4659                 ce = cs;
4660                 cs = tabular.column_of_cell(end.idx());
4661         } else {
4662                 ce = tabular.right_column_of_cell(end.idx());
4663         }
4664
4665         rs = tabular.row_of_cell(beg.idx());
4666         re = tabular.row_of_cell(end.idx());
4667         if (rs > re)
4668                 swap(rs, re);
4669 }
4670
4671
4672 Text * InsetTabular::getText(int idx) const
4673 {
4674         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4675 }
4676
4677
4678 void InsetTabular::setChange(Change const & change)
4679 {
4680         for (idx_type idx = 0; idx < nargs(); ++idx)
4681                 cell(idx)->setChange(change);
4682 }
4683
4684
4685 void InsetTabular::acceptChanges(BufferParams const & bparams)
4686 {
4687         for (idx_type idx = 0; idx < nargs(); ++idx)
4688                 cell(idx)->acceptChanges(bparams);
4689 }
4690
4691
4692 void InsetTabular::rejectChanges(BufferParams const & bparams)
4693 {
4694         for (idx_type idx = 0; idx < nargs(); ++idx)
4695                 cell(idx)->rejectChanges(bparams);
4696 }
4697
4698
4699 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
4700 {
4701         return tabular.getPWidth(cell).zero();
4702 }
4703
4704
4705 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4706                                      bool usePaste)
4707 {
4708         if (buf.length() <= 0)
4709                 return true;
4710
4711         Buffer const & buffer = *bv.buffer();
4712
4713         col_type cols = 1;
4714         row_type rows = 1;
4715         col_type maxCols = 1;
4716         docstring::size_type const len = buf.length();
4717         docstring::size_type p = 0;
4718
4719         while (p < len &&
4720                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4721                 switch (buf[p]) {
4722                 case '\t':
4723                         ++cols;
4724                         break;
4725                 case '\n':
4726                         if (p + 1 < len)
4727                                 ++rows;
4728                         maxCols = max(cols, maxCols);
4729                         cols = 1;
4730                         break;
4731                 }
4732                 ++p;
4733         }
4734         maxCols = max(cols, maxCols);
4735         Tabular * loctab;
4736         idx_type cell = 0;
4737         col_type ocol = 0;
4738         row_type row = 0;
4739         if (usePaste) {
4740                 paste_tabular.reset(
4741                         new Tabular(buffer.params(), rows, maxCols));
4742                 loctab = paste_tabular.get();
4743                 cols = 0;
4744                 dirtyTabularStack(true);
4745         } else {
4746                 loctab = &tabular;
4747                 cell = bv.cursor().idx();
4748                 ocol = tabular.column_of_cell(cell);
4749                 row = tabular.row_of_cell(cell);
4750         }
4751
4752         docstring::size_type op = 0;
4753         idx_type const cells = loctab->getNumberOfCells();
4754         p = 0;
4755         cols = ocol;
4756         rows = loctab->rows();
4757         col_type const columns = loctab->columns();
4758
4759         while (cell < cells && p < len && row < rows &&
4760                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4761         {
4762                 if (p >= len)
4763                         break;
4764                 switch (buf[p]) {
4765                 case '\t':
4766                         // we can only set this if we are not too far right
4767                         if (cols < columns) {
4768                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
4769                                 Paragraph & par = inset->text_.getPar(0);
4770                                 Font const font = inset->text_.getFont(buffer, par, 0);
4771                                 inset->setText(buf.substr(op, p - op), font,
4772                                                buffer.params().trackChanges);
4773                                 ++cols;
4774                                 ++cell;
4775                         }
4776                         break;
4777                 case '\n':
4778                         // we can only set this if we are not too far right
4779                         if (cols < columns) {
4780                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
4781                                 Paragraph & par = inset->text_.getPar(0);
4782                                 Font const font = inset->text_.getFont(buffer, par, 0);
4783                                 inset->setText(buf.substr(op, p - op), font,
4784                                                buffer.params().trackChanges);
4785                         }
4786                         cols = ocol;
4787                         ++row;
4788                         if (row < rows)
4789                                 cell = loctab->getCellNumber(row, cols);
4790                         break;
4791                 }
4792                 ++p;
4793                 op = p;
4794         }
4795         // check for the last cell if there is no trailing '\n'
4796         if (cell < cells && op < len) {
4797                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
4798                 Paragraph & par = inset->text_.getPar(0);
4799                 Font const font = inset->text_.getFont(buffer, par, 0);
4800                 inset->setText(buf.substr(op, len - op), font,
4801                         buffer.params().trackChanges);
4802         }
4803         return true;
4804 }
4805
4806
4807 void InsetTabular::addPreview(PreviewLoader & loader) const
4808 {
4809         row_type const rows = tabular.rows();
4810         col_type const columns = tabular.columns();
4811         for (row_type i = 0; i < rows; ++i) {
4812                 for (col_type j = 0; j < columns; ++j)
4813                         tabular.getCellInset(i, j)->addPreview(loader);
4814         }
4815 }
4816
4817
4818 bool InsetTabular::tablemode(Cursor & cur) const
4819 {
4820         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4821 }
4822
4823
4824
4825
4826
4827 string const InsetTabularMailer::name_("tabular");
4828
4829 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
4830         : inset_(const_cast<InsetTabular &>(inset))
4831 {}
4832
4833
4834 string const InsetTabularMailer::inset2string(Buffer const &) const
4835 {
4836         return params2string(inset_);
4837 }
4838
4839
4840 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
4841 {
4842         istringstream data(in);
4843         Lexer lex(0,0);
4844         lex.setStream(data);
4845
4846         if (in.empty())
4847                 return;
4848
4849         string token;
4850         lex >> token;
4851         if (!lex || token != name_)
4852                 return print_mailer_error("InsetTabularMailer", in, 1,
4853                                           name_);
4854
4855         // This is part of the inset proper that is usually swallowed
4856         // by Buffer::readInset
4857         lex >> token;
4858         if (!lex || token != "Tabular")
4859                 return print_mailer_error("InsetTabularMailer", in, 2,
4860                                           "Tabular");
4861
4862         Buffer const & buffer = inset.buffer();
4863         inset.read(buffer, lex);
4864 }
4865
4866
4867 string const InsetTabularMailer::params2string(InsetTabular const & inset)
4868 {
4869         ostringstream data;
4870         data << name_ << ' ';
4871         inset.write(inset.buffer(), data);
4872         data << "\\end_inset\n";
4873         return data.str();
4874 }
4875
4876
4877 } // namespace lyx