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 "buffer_funcs.h"
  25 #include "BufferParams.h"
  26 #include "BufferView.h"
  27 #include "Counters.h"
  28 #include "Cursor.h"
  29 #include "CutAndPaste.h"
  30 #include "CoordCache.h"
  31 #include "debug.h"
  32 #include "DispatchResult.h"
  33 #include "FuncRequest.h"
  34 #include "FuncStatus.h"
  35 #include "gettext.h"
  36 #include "Language.h"
  37 #include "LaTeXFeatures.h"
  38 #include "Color.h"
  39 #include "callback.h"
  40 #include "Lexer.h"
  41 #include "MetricsInfo.h"
  42 #include "OutputParams.h"
  43 #include "Paragraph.h"
  44 #include "paragraph_funcs.h"
  45 #include "ParagraphParameters.h"
  46 #include "ParIterator.h"
  47 #include "Undo.h"
  48
  49 #include "support/convert.h"
  50 #include "support/lstrings.h"
  51
  52 #include "frontends/alert.h"
  53 #include "frontends/Clipboard.h"
  54 #include "frontends/Painter.h"
  55 #include "frontends/Selection.h"
  56
  57 #include <sstream>
  58 #include <iostream>
  59 #include <limits>
  60
  61 using std::abs;
  62 using std::endl;
  63 using std::getline;
  64 using std::istream;
  65 using std::istringstream;
  66 using std::max;
  67 using std::ostream;
  68 using std::ostringstream;
  69 using std::string;
  70 using std::swap;
  71 using std::vector;
  72
  73 #ifndef CXX_GLOBAL_CSTD
  74 using std::strlen;
  75 #endif
  76
  77 using boost::shared_ptr;
  78 using boost::dynamic_pointer_cast;
  79
  80 namespace lyx {
  81
  82 using support::prefixIs;
  83 using support::ltrim;
  84 using support::rtrim;
  85 using support::suffixIs;
  86
  87 using cap::dirtyTabularStack;
  88 using cap::tabularStackDirty;
  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(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(cs.width),
 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()))
 518 {}
 519
 520
 521 Tabular::cellstruct & Tabular::cellstruct::operator=(cellstruct cs)
 522 {
 523         swap(cs);
 524         return *this;
 525 }
 526
 527
 528 void Tabular::cellstruct::swap(cellstruct & rhs)
 529 {
 530         std::swap(cellno, rhs.cellno);
 531         std::swap(width, rhs.width);
 532         std::swap(multicolumn, rhs.multicolumn);
 533         std::swap(alignment, rhs.alignment);
 534         std::swap(valignment, rhs.valignment);
 535         std::swap(top_line, rhs.top_line);
 536         std::swap(bottom_line, rhs.bottom_line);
 537         std::swap(left_line, rhs.left_line);
 538         std::swap(right_line, rhs.right_line);
 539         std::swap(usebox, rhs.usebox);
 540         std::swap(rotate, rhs.rotate);
 541         std::swap(align_special, rhs.align_special);
 542         p_width.swap(rhs.p_width);
 543         inset.swap(rhs.inset);
 544 }
 545
 546
 547 Tabular::rowstruct::rowstruct()
 548         : ascent(0),
 549           descent(0),
 550           top_line(true),
 551           bottom_line(false),
 552           top_space_default(false),
 553           bottom_space_default(false),
 554           interline_space_default(false),
 555           endhead(false),
 556           endfirsthead(false),
 557           endfoot(false),
 558           endlastfoot(false),
 559           newpage(false)
 560 {}
 561
 562
 563 Tabular::columnstruct::columnstruct()
 564         : alignment(LYX_ALIGN_CENTER),
 565           valignment(LYX_VALIGN_TOP),
 566           left_line(true),
 567           right_line(false),
 568           width(0)
 569 {
 570 }
 571
 572
 573 Tabular::ltType::ltType()
 574         : topDL(false),
 575           bottomDL(false),
 576           empty(false)
 577 {}
 578
 579
 580 Tabular::Tabular(BufferParams const & bp, row_type rows_arg,
 581                        col_type columns_arg)
 582 {
 583         init(bp, rows_arg, columns_arg);
 584 }
 585
 586
 587 // activates all lines and sets all widths to 0
 588 void Tabular::init(BufferParams const & bp, row_type rows_arg,
 589                       col_type columns_arg)
 590 {
 591         row_info = row_vector(rows_arg);
 592         column_info = column_vector(columns_arg);
 593         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, cellstruct(bp)));
 594         row_info.reserve(10);
 595         column_info.reserve(10);
 596         cell_info.reserve(100);
 597         fixCellNums();
 598         for (row_type i = 0; i < rows_arg; ++i)
 599                 cell_info[i].back().right_line = true;
 600         row_info.back().bottom_line = true;
 601         row_info.front().bottom_line = true;
 602         column_info.back().right_line = true;
 603         is_long_tabular = false;
 604         rotate = false;
 605         use_booktabs = false;
 606 }
 607
 608
 609 void Tabular::fixCellNums()
 610 {
 611         idx_type cellno = 0;
 612         for (row_type i = 0; i < rowCount(); ++i) {
 613                 for (col_type j = 0; j < columnCount(); ++j) {
 614                         // When debugging it can be nice to set
 615                         // this to true.
 616                         cell_info[i][j].inset->setDrawFrame(false);
 617                         cell_info[i][j].cellno = cellno++;
 618                 }
 619                 cell_info[i].back().right_line = true;
 620         }
 621
 622         updateIndexes();
 623 }
 624
 625
 626 void Tabular::appendRow(BufferParams const & bp, idx_type const cell)
 627 {
 628         row_type const row = cellRow(cell);
 629
 630         row_vector::iterator rit = row_info.begin() + row;
 631         row_info.insert(rit, rowstruct());
 632         // now set the values of the row before
 633         row_info[row] = row_info[row + 1];
 634
 635         row_type const nrows = rowCount();
 636         col_type const ncols = columnCount();
 637
 638         cell_vvector old(nrows - 1);
 639         for (row_type i = 0; i < nrows - 1; ++i)
 640                 swap(cell_info[i], old[i]);
 641
 642         cell_info = cell_vvector(nrows, cell_vector(ncols, cellstruct(bp)));
 643
 644         for (row_type i = 0; i <= row; ++i)
 645                 swap(cell_info[i], old[i]);
 646         for (row_type i = row + 2; i < nrows; ++i)
 647                 swap(cell_info[i], old[i - 1]);
 648
 649         if (bp.trackChanges)
 650                 for (col_type j = 0; j < ncols; ++j)
 651                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 652
 653         updateIndexes();
 654 }
 655
 656
 657 void Tabular::deleteRow(row_type const row)
 658 {
 659         // Not allowed to delete last row
 660         if (rowCount() == 1)
 661                 return;
 662
 663         row_info.erase(row_info.begin() + row);
 664         cell_info.erase(cell_info.begin() + row);
 665         fixCellNums();
 666 }
 667
 668
 669 void Tabular::copyRow(BufferParams const & bp, row_type const row)
 670 {
 671         row_info.insert(row_info.begin() + row, row_info[row]);
 672         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 673
 674         if (bp.trackChanges)
 675                 for (col_type j = 0; j < columnCount(); ++j)
 676                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 677
 678         updateIndexes();
 679 }
 680
 681
 682 void Tabular::appendColumn(BufferParams const & bp, idx_type const cell)
 683 {
 684         col_type const column = cellColumn(cell);
 685         col_type const ncols = columnCount();
 686         column_vector::iterator cit = column_info.begin() + column + 1;
 687         column_info.insert(cit, columnstruct());
 688         // set the column values of the column before
 689         column_info[column + 1] = column_info[column];
 690
 691         for (row_type i = 0; i < rowCount(); ++i) {
 692                 cell_info[i].insert(cell_info[i].begin() + column + 1, cellstruct(bp));
 693
 694                 // care about multicolumns
 695                 if (cell_info[i][column + 1].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 696                         cell_info[i][column + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 697
 698                 if (column + 2 >= ncols
 699                     || cell_info[i][column + 2].multicolumn != CELL_PART_OF_MULTICOLUMN)
 700                         cell_info[i][column + 1].multicolumn = Tabular::CELL_NORMAL;
 701         }
 702         //++column;
 703         for (row_type i = 0; i < rowCount(); ++i) {
 704                 cell_info[i][column + 1].inset->clear();
 705                 if (bp.trackChanges)
 706                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 707         }
 708         fixCellNums();
 709 }
 710
 711
 712 void Tabular::deleteColumn(col_type const column)
 713 {
 714         // Not allowed to delete last column
 715         if (columnCount() == 1)
 716                 return;
 717
 718         column_info.erase(column_info.begin() + column);
 719         for (row_type i = 0; i < rowCount(); ++i) {
 720                 // Care about multicolumn cells
 721                 if (column + 1 < columnCount() &&
 722                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 723                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 724                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 725                 }
 726                 cell_info[i].erase(cell_info[i].begin() + column);
 727         }
 728         fixCellNums();
 729 }
 730
 731
 732 void Tabular::copyColumn(BufferParams const & bp, col_type const column)
 733 {
 734         column_info.insert(column_info.begin() + column, column_info[column]);
 735
 736         for (row_type i = 0; i < rowCount(); ++i)
 737                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 738
 739         if (bp.trackChanges)
 740                 for (row_type i = 0; i < rowCount(); ++i)
 741                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 742         fixCellNums();
 743 }
 744
 745
 746 void Tabular::updateIndexes()
 747 {
 748         numberofcells = 0;
 749         // Count only non-multicol cells plus begin multicol
 750         // cells, ignore non-begin multicol cells:
 751         for (row_type row = 0; row < rowCount(); ++row) {
 752                 for (col_type column = 0; column < columnCount(); ++column) {
 753                         if (cell_info[row][column].multicolumn
 754                                 != Tabular::CELL_PART_OF_MULTICOLUMN)
 755                                 ++numberofcells;
 756                         BOOST_ASSERT(numberofcells != 0);
 757                         cell_info[row][column].cellno =
 758                                 numberofcells - 1;
 759                 }
 760         }
 761
 762         rowofcell.resize(numberofcells);
 763         columnofcell.resize(numberofcells);
 764
 765         row_type row = 0;
 766         col_type column = 0;
 767         for (idx_type c = 0;
 768                  c < numberofcells && row < rowCount() && column < columnCount();) {
 769                 rowofcell[c] = row;
 770                 columnofcell[c] = column;
 771                 ++c;
 772                 do {
 773                         ++column;
 774                 } while (column < columnCount() &&
 775                                  cell_info[row][column].multicolumn
 776                                  == Tabular::CELL_PART_OF_MULTICOLUMN);
 777
 778                 if (column == columnCount()) {
 779                         column = 0;
 780                         ++row;
 781                 }
 782         }
 783
 784         for (row_type row = 0; row < rowCount(); ++row) {
 785                 for (col_type column = 0; column < columnCount(); ++column) {
 786                         if (isPartOfMultiColumn(row,column))
 787                                 continue;
 788                         cell_info[row][column].inset->setAutoBreakRows(
 789                                 !getPWidth(cellIndex(row, column)).zero());
 790                 }
 791         }
 792 }
 793
 794
 795 Tabular::idx_type Tabular::cellCount() const
 796 {
 797         return numberofcells;
 798 }
 799
 800
 801 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 802 {
 803         row_type const row = cellRow(cell);
 804         idx_type result = 0;
 805         for (col_type i = 0; i < columnCount(); ++i)
 806                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 807                         ++result;
 808         return result;
 809 }
 810
 811
 812 bool Tabular::topLine(idx_type const cell, bool const wholerow) const
 813 {
 814         if (!wholerow && isMultiColumn(cell) &&
 815             !(use_booktabs && cellRow(cell) == 0))
 816                 return cellinfo_of_cell(cell).top_line;
 817         return row_info[cellRow(cell)].top_line;
 818 }
 819
 820
 821 bool Tabular::bottomLine(idx_type const cell, bool wholerow) const
 822 {
 823         if (!wholerow && isMultiColumn(cell) &&
 824             !(use_booktabs && isLastRow(cell)))
 825                 return cellinfo_of_cell(cell).bottom_line;
 826         return row_info[cellRow(cell)].bottom_line;
 827 }
 828
 829
 830 bool Tabular::leftLine(idx_type cell, bool wholecolumn) const
 831 {
 832         if (use_booktabs)
 833                 return false;
 834         if (!wholecolumn && isMultiColumn(cell) &&
 835                 (isFirstCellInRow(cell) || isMultiColumn(cell-1)))
 836                 return cellinfo_of_cell(cell).left_line;
 837         return column_info[cellColumn(cell)].left_line;
 838 }
 839
 840
 841 bool Tabular::rightLine(idx_type cell, bool wholecolumn) const
 842 {
 843         if (use_booktabs)
 844                 return false;
 845         if (!wholecolumn && isMultiColumn(cell) &&
 846                 (isLastCellInRow(cell) || isMultiColumn(cell + 1)))
 847                 return cellinfo_of_cell(cell).right_line;
 848         return column_info[cellRightColumn(cell)].right_line;
 849 }
 850
 851
 852 bool Tabular::topAlreadyDrawn(idx_type cell) const
 853 {
 854         row_type row = cellRow(cell);
 855         if (row > 0 && !getAdditionalHeight(row)) {
 856                 col_type column = cellColumn(cell);
 857                 --row;
 858                 while (column
 859                            && cell_info[row][column].multicolumn
 860                            == Tabular::CELL_PART_OF_MULTICOLUMN)
 861                         --column;
 862                 if (cell_info[row][column].multicolumn == Tabular::CELL_NORMAL)
 863                         return row_info[row].bottom_line;
 864                 else
 865                         return cell_info[row][column].bottom_line;
 866         }
 867         return false;
 868 }
 869
 870
 871 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 872 {
 873         col_type column = cellColumn(cell);
 874         if (column > 0) {
 875                 row_type row = cellRow(cell);
 876                 while (--column &&
 877                            (cell_info[row][column].multicolumn ==
 878                                 Tabular::CELL_PART_OF_MULTICOLUMN));
 879                 if (getAdditionalWidth(cell_info[row][column].cellno))
 880                         return false;
 881                 return rightLine(cell_info[row][column].cellno);
 882         }
 883         return false;
 884 }
 885
 886
 887 bool Tabular::isLastRow(idx_type cell) const
 888 {
 889         return cellRow(cell) == rowCount() - 1;
 890 }
 891
 892
 893 int Tabular::getAdditionalHeight(row_type row) const
 894 {
 895         if (!row || row >= rowCount())
 896                 return 0;
 897
 898         bool top = true;
 899         bool bottom = true;
 900
 901         for (col_type column = 0; column < columnCount() && bottom; ++column) {
 902                 switch (cell_info[row - 1][column].multicolumn) {
 903                 case Tabular::CELL_BEGIN_OF_MULTICOLUMN:
 904                         bottom = cell_info[row - 1][column].bottom_line;
 905                         break;
 906                 case Tabular::CELL_NORMAL:
 907                         bottom = row_info[row - 1].bottom_line;
 908                 }
 909         }
 910         for (col_type column = 0; column < columnCount() && top; ++column) {
 911                 switch (cell_info[row][column].multicolumn) {
 912                 case Tabular::CELL_BEGIN_OF_MULTICOLUMN:
 913                         top = cell_info[row][column].top_line;
 914                         break;
 915                 case Tabular::CELL_NORMAL:
 916                         top = row_info[row].top_line;
 917                 }
 918         }
 919         int const interline_space = row_info[row - 1].interline_space_default ?
 920                 default_line_space :
 921                 row_info[row - 1].interline_space.inPixels(width());
 922         if (top && bottom)
 923                 return interline_space + WIDTH_OF_LINE;
 924         return interline_space;
 925 }
 926
 927
 928 int Tabular::getAdditionalWidth(idx_type cell) const
 929 {
 930         // internally already set in setCellWidth
 931         // used to get it back in text.cpp
 932         col_type const col = cellRightColumn(cell);
 933         row_type const row = cellRow(cell);
 934         if (col < columnCount() - 1 && rightLine(cell) &&
 935                 leftLine(cell_info[row][col+1].cellno)) // column_info[col+1].left_line)
 936         {
 937                 return WIDTH_OF_LINE;
 938         }
 939         return 0;
 940 }
 941
 942
 943 // returns the maximum over all rows
 944 int Tabular::columnWidth(idx_type cell) const
 945 {
 946         col_type const column1 = cellColumn(cell);
 947         col_type const column2 = cellRightColumn(cell);
 948         int result = 0;
 949         for (col_type i = column1; i <= column2; ++i)
 950                 result += column_info[i].width;
 951         return result;
 952 }
 953
 954
 955 int Tabular::width() const
 956 {
 957         int width = 0;
 958         for (col_type i = 0; i < columnCount(); ++i)
 959                 width += column_info[i].width;
 960         return width;
 961 }
 962
 963
 964 // returns true if a complete update is necessary, otherwise false
 965 bool Tabular::setWidthOfMulticolCell(idx_type cell, int new_width)
 966 {
 967         if (!isMultiColumn(cell))
 968                 return false;
 969
 970         row_type const row = cellRow(cell);
 971         col_type const column1 = cellColumn(cell);
 972         col_type const column2 = cellRightColumn(cell);
 973         int const old_val = cell_info[row][column2].width;
 974
 975         // first set columns to 0 so we can calculate the right width
 976         for (col_type i = column1; i <= column2; ++i) {
 977                 cell_info[row][i].width = 0;
 978         }
 979         // set the width to MAX_WIDTH until width > 0
 980         int width = new_width + 2 * WIDTH_OF_LINE;
 981         col_type i = column1;
 982         for (; i < column2 && width > column_info[i].width; ++i) {
 983                 cell_info[row][i].width = column_info[i].width;
 984                 width -= column_info[i].width;
 985         }
 986         if (width > 0) {
 987                 cell_info[row][i].width = width;
 988         }
 989         if (old_val != cell_info[row][column2].width) {
 990                 // in this case we have to recalculate all multicolumn cells which
 991                 // have this column as one of theirs but not as last one
 992                 calculate_width_of_column_NMC(i);
 993                 recalculateMulticolumnsOfColumn(i);
 994                 calculate_width_of_column(i);
 995         }
 996         return true;
 997 }
 998
 999
1000 void Tabular::recalculateMulticolumnsOfColumn(col_type column)
1001 {
1002         // the last column does not have to be recalculated because all
1003         // multicolumns will have here there last multicolumn cell which
1004         // always will have the whole rest of the width of the cell.
1005         if (columnCount() < 2 || column > (columnCount() - 2))
1006                 return;
1007         for (row_type row = 0; row < rowCount(); ++row) {
1008                 int mc = cell_info[row][column].multicolumn;
1009                 int nmc = cell_info[row][column+1].multicolumn;
1010                 // we only have to update multicolumns which do not have this
1011                 // column as their last column!
1012                 if (mc == CELL_BEGIN_OF_MULTICOLUMN ||
1013                           (mc == CELL_PART_OF_MULTICOLUMN &&
1014                            nmc == CELL_PART_OF_MULTICOLUMN))
1015                 {
1016                         idx_type const cellno = cell_info[row][column].cellno;
1017                         setWidthOfMulticolCell(cellno,
1018                                                cellWidth(cellno) - 2 * WIDTH_OF_LINE);
1019                 }
1020         }
1021 }
1022
1023
1024 void Tabular::setCellWidth(idx_type cell, int new_width)
1025 {
1026         row_type const row = cellRow(cell);
1027         col_type const column1 = cellColumn(cell);
1028         bool tmp = false;
1029         int width = 0;
1030         int add_width = 0;
1031
1032         if (rightLine(cell_info[row][column1].cellno, true) &&
1033                 column1 < columnCount() - 1 &&
1034                 leftLine(cell_info[row][column1+1].cellno, true))
1035         {
1036                 add_width = WIDTH_OF_LINE;
1037         }
1038
1039         if (cellWidth(cell) == new_width + 2 * WIDTH_OF_LINE + add_width)
1040                 return;
1041
1042         if (isMultiColumnReal(cell)) {
1043                 tmp = setWidthOfMulticolCell(cell, new_width);
1044         } else {
1045                 width = new_width + 2 * WIDTH_OF_LINE + add_width;
1046                 cell_info[row][column1].width = width;
1047                 tmp = calculate_width_of_column_NMC(column1);
1048                 if (tmp)
1049                         recalculateMulticolumnsOfColumn(column1);
1050         }
1051         if (tmp) {
1052                 for (col_type i = 0; i < columnCount(); ++i)
1053                         calculate_width_of_column(i);
1054         }
1055 }
1056
1057
1058 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1059                               bool onlycolumn)
1060 {
1061         if (!isMultiColumn(cell) || onlycolumn)
1062                 column_info[cellColumn(cell)].alignment = align;
1063         if (!onlycolumn)
1064                 cellinfo_of_cell(cell).alignment = align;
1065 }
1066
1067
1068 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1069                                bool onlycolumn)
1070 {
1071         if (!isMultiColumn(cell) || onlycolumn)
1072                 column_info[cellColumn(cell)].valignment = align;
1073         if (!onlycolumn)
1074                 cellinfo_of_cell(cell).valignment = align;
1075 }
1076
1077
1078 namespace {
1079
1080 /**
1081  * Allow line and paragraph breaks for fixed width cells or disallow them,
1082  * merge cell paragraphs and reset layout to standard for variable width
1083  * cells.
1084  */
1085 void toggleFixedWidth(Cursor & cur, InsetText * inset, bool fixedWidth)
1086 {
1087         inset->setAutoBreakRows(fixedWidth);
1088         if (fixedWidth)
1089                 return;
1090
1091         // merge all paragraphs to one
1092         BufferParams const & bp = cur.bv().buffer().params();
1093         while (inset->paragraphs().size() > 1)
1094                 mergeParagraph(bp, inset->paragraphs(), 0);
1095
1096         // reset layout
1097         cur.push(*inset);
1098         // undo information has already been recorded
1099         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
1100                         bp.getTextClass().defaultLayoutName());
1101         cur.pop();
1102 }
1103
1104 }
1105
1106
1107 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1108                 Length const & width)
1109 {
1110         col_type const j = cellColumn(cell);
1111
1112         column_info[j].p_width = width;
1113         for (row_type i = 0; i < rowCount(); ++i) {
1114                 idx_type const cell = cellIndex(i, j);
1115                 // because of multicolumns
1116                 toggleFixedWidth(cur, getCellInset(cell).get(),
1117                                  !getPWidth(cell).zero());
1118         }
1119         // cur paragraph can become invalid after paragraphs were merged
1120         if (cur.pit() > cur.lastpit())
1121                 cur.pit() = cur.lastpit();
1122         // cur position can become invalid after newlines were removed
1123         if (cur.pos() > cur.lastpos())
1124                 cur.pos() = cur.lastpos();
1125 }
1126
1127
1128 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1129                 Length const & width)
1130 {
1131         if (!isMultiColumn(cell))
1132                 return false;
1133
1134         cellinfo_of_cell(cell).p_width = width;
1135         toggleFixedWidth(cur, getCellInset(cell).get(), !width.zero());
1136         // cur paragraph can become invalid after paragraphs were merged
1137         if (cur.pit() > cur.lastpit())
1138                 cur.pit() = cur.lastpit();
1139         // cur position can become invalid after newlines were removed
1140         if (cur.pos() > cur.lastpos())
1141                 cur.pos() = cur.lastpos();
1142         return true;
1143 }
1144
1145
1146 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1147                                  Tabular::Feature what)
1148 {
1149         if (what == SET_SPECIAL_MULTI)
1150                 cellinfo_of_cell(cell).align_special = special;
1151         else
1152                 column_info[cellColumn(cell)].align_special = special;
1153 }
1154
1155
1156 void Tabular::setAllLines(idx_type cell, bool line)
1157 {
1158         setTopLine(cell, line);
1159         setBottomLine(cell, line);
1160         setRightLine(cell, line);
1161         setLeftLine(cell, line);
1162 }
1163
1164
1165 void Tabular::setTopLine(idx_type cell, bool line, bool wholerow)
1166 {
1167         row_type const row = cellRow(cell);
1168         if (wholerow || !isMultiColumn(cell))
1169                 row_info[row].top_line = line;
1170         else
1171                 cellinfo_of_cell(cell).top_line = line;
1172 }
1173
1174
1175 void Tabular::setBottomLine(idx_type cell, bool line, bool wholerow)
1176 {
1177         if (wholerow || !isMultiColumn(cell))
1178                 row_info[cellRow(cell)].bottom_line = line;
1179         else
1180                 cellinfo_of_cell(cell).bottom_line = line;
1181 }
1182
1183
1184 void Tabular::setLeftLine(idx_type cell, bool line, bool wholecolumn)
1185 {
1186         if (wholecolumn || !isMultiColumn(cell))
1187                 column_info[cellColumn(cell)].left_line = line;
1188         else
1189                 cellinfo_of_cell(cell).left_line = line;
1190 }
1191
1192
1193 void Tabular::setRightLine(idx_type cell, bool line, bool wholecolumn)
1194 {
1195         if (wholecolumn || !isMultiColumn(cell))
1196                 column_info[cellRightColumn(cell)].right_line = line;
1197         else
1198                 cellinfo_of_cell(cell).right_line = line;
1199 }
1200
1201
1202 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1203 {
1204         if (!onlycolumn && isMultiColumn(cell))
1205                 return cellinfo_of_cell(cell).alignment;
1206         return column_info[cellColumn(cell)].alignment;
1207 }
1208
1209
1210 Tabular::VAlignment
1211 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1212 {
1213         if (!onlycolumn && isMultiColumn(cell))
1214                 return cellinfo_of_cell(cell).valignment;
1215         return column_info[cellColumn(cell)].valignment;
1216 }
1217
1218
1219 Length const Tabular::getPWidth(idx_type cell) const
1220 {
1221         if (isMultiColumn(cell))
1222                 return cellinfo_of_cell(cell).p_width;
1223         return column_info[cellColumn(cell)].p_width;
1224 }
1225
1226
1227 Length const Tabular::getColumnPWidth(idx_type cell) const
1228 {
1229         return column_info[cellColumn(cell)].p_width;
1230 }
1231
1232
1233 Length const Tabular::getMColumnPWidth(idx_type cell) const
1234 {
1235         if (isMultiColumn(cell))
1236                 return cellinfo_of_cell(cell).p_width;
1237         return Length();
1238 }
1239
1240
1241 docstring const Tabular::getAlignSpecial(idx_type cell, int what) const
1242 {
1243         if (what == SET_SPECIAL_MULTI)
1244                 return cellinfo_of_cell(cell).align_special;
1245         return column_info[cellColumn(cell)].align_special;
1246 }
1247
1248
1249 int Tabular::cellWidth(idx_type cell) const
1250 {
1251         row_type const row = cellRow(cell);
1252         col_type const column1 = cellColumn(cell);
1253         col_type const column2 = cellRightColumn(cell);
1254         int result = 0;
1255         for (col_type i = column1; i <= column2; ++i)
1256                 result += cell_info[row][i].width;
1257         return result;
1258 }
1259
1260
1261 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1262 {
1263         int x = 0;
1264
1265         switch (getAlignment(cell)) {
1266         case LYX_ALIGN_CENTER:
1267                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1268                 break;
1269         case LYX_ALIGN_RIGHT:
1270                 x += columnWidth(cell) - cellWidth(cell);
1271                 // + getAdditionalWidth(cell);
1272                 break;
1273         default:
1274                 // LYX_ALIGN_LEFT: nothing :-)
1275                 break;
1276         }
1277
1278         // the LaTeX Way :-(
1279         x += WIDTH_OF_LINE;
1280         return x;
1281 }
1282
1283
1284 bool Tabular::isFirstCellInRow(idx_type cell) const
1285 {
1286         return cellColumn(cell) == 0;
1287 }
1288
1289
1290 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1291 {
1292         if (row > rowCount() - 1)
1293                 row = rowCount() - 1;
1294         return cell_info[row][0].cellno;
1295 }
1296
1297
1298 bool Tabular::isLastCellInRow(idx_type cell) const
1299 {
1300         return cellRightColumn(cell) == columnCount() - 1;
1301 }
1302
1303
1304 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1305 {
1306         if (row > rowCount() - 1)
1307                 row = rowCount() - 1;
1308         return cell_info[row][columnCount() - 1].cellno;
1309 }
1310
1311
1312 void Tabular::calculate_width_of_column(col_type column)
1313 {
1314         int maximum = 0;
1315         for (row_type i = 0; i < rowCount(); ++i)
1316                 maximum = max(cell_info[i][column].width, maximum);
1317         column_info[column].width = maximum;
1318 }
1319
1320
1321 //
1322 // Calculate the columns regarding ONLY the normal cells and if this
1323 // column is inside a multicolumn cell then use it only if its the last
1324 // column of this multicolumn cell as this gives an added width to the
1325 // column, all the rest should be adapted!
1326 //
1327 bool Tabular::calculate_width_of_column_NMC(col_type column)
1328 {
1329         int const old_column_width = column_info[column].width;
1330         int max = 0;
1331         for (row_type i = 0; i < rowCount(); ++i) {
1332                 idx_type cell = cellIndex(i, column);
1333                 bool ismulti = isMultiColumnReal(cell);
1334                 if ((!ismulti || column == cellRightColumn(cell)) &&
1335                         cell_info[i][column].width > max)
1336                 {
1337                         max = cell_info[i][column].width;
1338                 }
1339         }
1340         column_info[column].width = max;
1341         return column_info[column].width != old_column_width;
1342 }
1343
1344
1345 Tabular::row_type Tabular::cellRow(idx_type cell) const
1346 {
1347         if (cell >= cellCount())
1348                 return rowCount() - 1;
1349         if (cell == npos)
1350                 return 0;
1351         return rowofcell[cell];
1352 }
1353
1354
1355 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1356 {
1357         if (cell >= cellCount())
1358                 return columnCount() - 1;
1359         if (cell == npos)
1360                 return 0;
1361         return columnofcell[cell];
1362 }
1363
1364
1365 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1366 {
1367         row_type const row = cellRow(cell);
1368         col_type column = cellColumn(cell);
1369         while (column < columnCount() - 1 &&
1370                    cell_info[row][column + 1].multicolumn == Tabular::CELL_PART_OF_MULTICOLUMN)
1371                 ++column;
1372         return column;
1373 }
1374
1375
1376 void Tabular::write(Buffer const & buf, ostream & os) const
1377 {
1378         // header line
1379         os << "<lyxtabular"
1380            << write_attribute("version", 3)
1381            << write_attribute("rows", rowCount())
1382            << write_attribute("columns", columnCount())
1383            << ">\n";
1384         // global longtable options
1385         os << "<features"
1386            << write_attribute("rotate", rotate)
1387            << write_attribute("booktabs", use_booktabs)
1388            << write_attribute("islongtable", is_long_tabular)
1389            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1390            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1391            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1392            << write_attribute("headTopDL", endhead.topDL)
1393            << write_attribute("headBottomDL", endhead.bottomDL)
1394            << write_attribute("footTopDL", endfoot.topDL)
1395            << write_attribute("footBottomDL", endfoot.bottomDL)
1396            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1397            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1398            << write_attribute("lastFootEmpty", endlastfoot.empty)
1399            << ">\n";
1400         for (col_type j = 0; j < columnCount(); ++j) {
1401                 os << "<column"
1402                    << write_attribute("alignment", column_info[j].alignment)
1403                    << write_attribute("valignment", column_info[j].valignment)
1404                    << write_attribute("leftline", column_info[j].left_line)
1405                    << write_attribute("rightline", column_info[j].right_line)
1406                    << write_attribute("width", column_info[j].p_width.asString())
1407                    << write_attribute("special", column_info[j].align_special)
1408                    << ">\n";
1409         }
1410         for (row_type i = 0; i < rowCount(); ++i) {
1411                 os << "<row"
1412                    << write_attribute("topline", row_info[i].top_line)
1413                    << write_attribute("bottomline", row_info[i].bottom_line);
1414                 static const string def("default");
1415                 if (row_info[i].top_space_default)
1416                         os << write_attribute("topspace", def);
1417                 else
1418                         os << write_attribute("topspace", row_info[i].top_space);
1419                 if (row_info[i].bottom_space_default)
1420                         os << write_attribute("bottomspace", def);
1421                 else
1422                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1423                 if (row_info[i].interline_space_default)
1424                         os << write_attribute("interlinespace", def);
1425                 else
1426                         os << write_attribute("interlinespace", row_info[i].interline_space);
1427                 os << write_attribute("endhead", row_info[i].endhead)
1428                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1429                    << write_attribute("endfoot", row_info[i].endfoot)
1430                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1431                    << write_attribute("newpage", row_info[i].newpage)
1432                    << ">\n";
1433                 for (col_type j = 0; j < columnCount(); ++j) {
1434                         os << "<cell"
1435                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1436                            << write_attribute("alignment", cell_info[i][j].alignment)
1437                            << write_attribute("valignment", cell_info[i][j].valignment)
1438                            << write_attribute("topline", cell_info[i][j].top_line)
1439                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1440                            << write_attribute("leftline", cell_info[i][j].left_line)
1441                            << write_attribute("rightline", cell_info[i][j].right_line)
1442                            << write_attribute("rotate", cell_info[i][j].rotate)
1443                            << write_attribute("usebox", cell_info[i][j].usebox)
1444                            << write_attribute("width", cell_info[i][j].p_width)
1445                            << write_attribute("special", cell_info[i][j].align_special)
1446                            << ">\n";
1447                         os << "\\begin_inset ";
1448                         cell_info[i][j].inset->write(buf, os);
1449                         os << "\n\\end_inset\n"
1450                            << "</cell>\n";
1451                 }
1452                 os << "</row>\n";
1453         }
1454         os << "</lyxtabular>\n";
1455 }
1456
1457
1458 void Tabular::read(Buffer const & buf, Lexer & lex)
1459 {
1460         string line;
1461         istream & is = lex.getStream();
1462
1463         l_getline(is, line);
1464         if (!prefixIs(line, "<lyxtabular ")
1465                 && !prefixIs(line, "<Tabular ")) {
1466                 BOOST_ASSERT(false);
1467                 return;
1468         }
1469
1470         int version;
1471         if (!getTokenValue(line, "version", version))
1472                 return;
1473         BOOST_ASSERT(version >= 2);
1474
1475         int rows_arg;
1476         if (!getTokenValue(line, "rows", rows_arg))
1477                 return;
1478         int columns_arg;
1479         if (!getTokenValue(line, "columns", columns_arg))
1480                 return;
1481         init(buf.params(), rows_arg, columns_arg);
1482         l_getline(is, line);
1483         if (!prefixIs(line, "<features")) {
1484                 lyxerr << "Wrong tabular format (expected <features ...> got"
1485                        << line << ')' << endl;
1486                 return;
1487         }
1488         getTokenValue(line, "rotate", rotate);
1489         getTokenValue(line, "booktabs", use_booktabs);
1490         getTokenValue(line, "islongtable", is_long_tabular);
1491         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1492         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1493         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1494         getTokenValue(line, "headTopDL", endhead.topDL);
1495         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1496         getTokenValue(line, "footTopDL", endfoot.topDL);
1497         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1498         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1499         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1500         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1501
1502         for (col_type j = 0; j < columnCount(); ++j) {
1503                 l_getline(is,line);
1504                 if (!prefixIs(line,"<column")) {
1505                         lyxerr << "Wrong tabular format (expected <column ...> got"
1506                                << line << ')' << endl;
1507                         return;
1508                 }
1509                 getTokenValue(line, "alignment", column_info[j].alignment);
1510                 getTokenValue(line, "valignment", column_info[j].valignment);
1511                 getTokenValue(line, "leftline", column_info[j].left_line);
1512                 getTokenValue(line, "rightline", column_info[j].right_line);
1513                 getTokenValue(line, "width", column_info[j].p_width);
1514                 getTokenValue(line, "special", column_info[j].align_special);
1515         }
1516
1517         for (row_type i = 0; i < rowCount(); ++i) {
1518                 l_getline(is, line);
1519                 if (!prefixIs(line, "<row")) {
1520                         lyxerr << "Wrong tabular format (expected <row ...> got"
1521                                << line << ')' << endl;
1522                         return;
1523                 }
1524                 getTokenValue(line, "topline", row_info[i].top_line);
1525                 getTokenValue(line, "bottomline", row_info[i].bottom_line);
1526                 getTokenValue(line, "topspace", row_info[i].top_space,
1527                               row_info[i].top_space_default);
1528                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1529                               row_info[i].bottom_space_default);
1530                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1531                               row_info[i].interline_space_default);
1532                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1533                 getTokenValue(line, "endhead", row_info[i].endhead);
1534                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1535                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1536                 getTokenValue(line, "newpage", row_info[i].newpage);
1537                 for (col_type j = 0; j < columnCount(); ++j) {
1538                         l_getline(is, line);
1539                         if (!prefixIs(line, "<cell")) {
1540                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1541                                        << line << ')' << endl;
1542                                 return;
1543                         }
1544                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1545                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1546                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1547                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1548                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1549                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1550                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1551                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1552                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1553                         getTokenValue(line, "width", cell_info[i][j].p_width);
1554                         getTokenValue(line, "special", cell_info[i][j].align_special);
1555                         l_getline(is, line);
1556                         if (prefixIs(line, "\\begin_inset")) {
1557                                 cell_info[i][j].inset->read(buf, lex);
1558                                 l_getline(is, line);
1559                         }
1560                         if (!prefixIs(line, "</cell>")) {
1561                                 lyxerr << "Wrong tabular format (expected </cell> got"
1562                                        << line << ')' << endl;
1563                                 return;
1564                         }
1565                 }
1566                 l_getline(is, line);
1567                 if (!prefixIs(line, "</row>")) {
1568                         lyxerr << "Wrong tabular format (expected </row> got"
1569                                << line << ')' << endl;
1570                         return;
1571                 }
1572         }
1573         while (!prefixIs(line, "</lyxtabular>")) {
1574                 l_getline(is, line);
1575         }
1576         updateIndexes();
1577 }
1578
1579
1580 bool Tabular::isMultiColumn(idx_type cell) const
1581 {
1582         return cellinfo_of_cell(cell).multicolumn != Tabular::CELL_NORMAL;
1583 }
1584
1585
1586 bool Tabular::isMultiColumnReal(idx_type cell) const
1587 {
1588         return cellColumn(cell) != cellRightColumn(cell) &&
1589                         cellinfo_of_cell(cell).multicolumn != Tabular::CELL_NORMAL;
1590 }
1591
1592
1593 Tabular::cellstruct & Tabular::cellinfo_of_cell(idx_type cell) const
1594 {
1595         return cell_info[cellRow(cell)][cellColumn(cell)];
1596 }
1597
1598
1599 void Tabular::setMultiColumn(Buffer * buffer, idx_type cell,
1600                                 idx_type number)
1601 {
1602         cellstruct & cs = cellinfo_of_cell(cell);
1603         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1604         cs.alignment = column_info[cellColumn(cell)].alignment;
1605         cs.top_line = row_info[cellRow(cell)].top_line;
1606         cs.bottom_line = row_info[cellRow(cell)].bottom_line;
1607         cs.left_line = column_info[cellColumn(cell)].left_line;
1608         cs.right_line = column_info[cellColumn(cell+number-1)].right_line;
1609         for (idx_type i = 1; i < number; ++i) {
1610                 cellstruct & cs1 = cellinfo_of_cell(cell + i);
1611                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1612                 cs.inset->appendParagraphs(buffer, cs1.inset->paragraphs());
1613                 cs1.inset->clear();
1614         }
1615         updateIndexes();
1616 }
1617
1618
1619 Tabular::idx_type Tabular::cells_in_multicolumn(idx_type cell) const
1620 {
1621         row_type const row = cellRow(cell);
1622         col_type column = cellColumn(cell);
1623         idx_type result = 1;
1624         ++column;
1625         while (column < columnCount() &&
1626                    cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1627         {
1628                 ++result;
1629                 ++column;
1630         }
1631         return result;
1632 }
1633
1634
1635 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1636 {
1637         row_type const row = cellRow(cell);
1638         col_type column = cellColumn(cell);
1639
1640         idx_type result = 0;
1641
1642         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1643                 cell_info[row][column].multicolumn = CELL_NORMAL;
1644                 ++column;
1645                 while (column < columnCount() &&
1646                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1647                 {
1648                         cell_info[row][column].multicolumn = CELL_NORMAL;
1649                         ++column;
1650                         ++result;
1651                 }
1652         }
1653         updateIndexes();
1654         return result;
1655 }
1656
1657
1658 void Tabular::setBookTabs(bool what)
1659 {
1660         use_booktabs = what;
1661 }
1662
1663
1664 bool Tabular::useBookTabs() const
1665 {
1666         return use_booktabs;
1667 }
1668
1669
1670 void Tabular::setLongTabular(bool what)
1671 {
1672         is_long_tabular = what;
1673 }
1674
1675
1676 bool Tabular::isLongTabular() const
1677 {
1678         return is_long_tabular;
1679 }
1680
1681
1682 void Tabular::setRotateTabular(bool flag)
1683 {
1684         rotate = flag;
1685 }
1686
1687
1688 bool Tabular::getRotateTabular() const
1689 {
1690         return rotate;
1691 }
1692
1693
1694 void Tabular::setRotateCell(idx_type cell, bool flag)
1695 {
1696         cellinfo_of_cell(cell).rotate = flag;
1697 }
1698
1699
1700 bool Tabular::getRotateCell(idx_type cell) const
1701 {
1702         return cellinfo_of_cell(cell).rotate;
1703 }
1704
1705
1706 bool Tabular::needRotating() const
1707 {
1708         if (rotate)
1709                 return true;
1710         for (row_type i = 0; i < rowCount(); ++i)
1711                 for (col_type j = 0; j < columnCount(); ++j)
1712                         if (cell_info[i][j].rotate)
1713                                 return true;
1714         return false;
1715 }
1716
1717
1718 bool Tabular::isLastCell(idx_type cell) const
1719 {
1720         if (cell + 1 < cellCount())
1721                 return false;
1722         return true;
1723 }
1724
1725
1726 Tabular::idx_type Tabular::getCellAbove(idx_type cell) const
1727 {
1728         if (cellRow(cell) > 0)
1729                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1730         return cell;
1731 }
1732
1733
1734 Tabular::idx_type Tabular::getCellBelow(idx_type cell) const
1735 {
1736         if (cellRow(cell) + 1 < rowCount())
1737                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1738         return cell;
1739 }
1740
1741
1742 Tabular::idx_type Tabular::getLastCellAbove(idx_type cell) const
1743 {
1744         if (cellRow(cell) == 0)
1745                 return cell;
1746         if (!isMultiColumn(cell))
1747                 return getCellAbove(cell);
1748         return cell_info[cellRow(cell) - 1][cellRightColumn(cell)].cellno;
1749 }
1750
1751
1752 Tabular::idx_type Tabular::getLastCellBelow(idx_type cell) const
1753 {
1754         if (cellRow(cell) + 1 >= rowCount())
1755                 return cell;
1756         if (!isMultiColumn(cell))
1757                 return getCellBelow(cell);
1758         return cell_info[cellRow(cell) + 1][cellRightColumn(cell)].cellno;
1759 }
1760
1761
1762 Tabular::idx_type Tabular::cellIndex(row_type row,
1763                                                col_type column) const
1764 {
1765         BOOST_ASSERT(column != npos && column < columnCount() &&
1766                      row    != npos && row    < rowCount());
1767         return cell_info[row][column].cellno;
1768 }
1769
1770
1771 void Tabular::setUsebox(idx_type cell, BoxType type)
1772 {
1773         cellinfo_of_cell(cell).usebox = type;
1774 }
1775
1776
1777 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1778 {
1779         if (column_info[cellColumn(cell)].p_width.zero() &&
1780                 !(isMultiColumn(cell) && !cellinfo_of_cell(cell).p_width.zero()))
1781                 return BOX_NONE;
1782         if (cellinfo_of_cell(cell).usebox > 1)
1783                 return cellinfo_of_cell(cell).usebox;
1784         return useParbox(cell);
1785 }
1786
1787
1788 ///
1789 //  This are functions used for the longtable support
1790 ///
1791 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1792                            bool first)
1793 {
1794         if (first) {
1795                 endfirsthead = hd;
1796                 if (hd.set)
1797                         row_info[row].endfirsthead = flag;
1798         } else {
1799                 endhead = hd;
1800                 if (hd.set)
1801                         row_info[row].endhead = flag;
1802         }
1803 }
1804
1805
1806 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1807 {
1808         hd = endhead;
1809         hd.set = haveLTHead();
1810         return row_info[row].endhead;
1811 }
1812
1813
1814 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1815 {
1816         hd = endfirsthead;
1817         hd.set = haveLTFirstHead();
1818         return row_info[row].endfirsthead;
1819 }
1820
1821
1822 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1823                            bool last)
1824 {
1825         if (last) {
1826                 endlastfoot = fd;
1827                 if (fd.set)
1828                         row_info[row].endlastfoot = flag;
1829         } else {
1830                 endfoot = fd;
1831                 if (fd.set)
1832                         row_info[row].endfoot = flag;
1833         }
1834 }
1835
1836
1837 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1838 {
1839         fd = endfoot;
1840         fd.set = haveLTFoot();
1841         return row_info[row].endfoot;
1842 }
1843
1844
1845 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1846 {
1847         fd = endlastfoot;
1848         fd.set = haveLTLastFoot();
1849         return row_info[row].endlastfoot;
1850 }
1851
1852
1853 void Tabular::setLTNewPage(row_type row, bool what)
1854 {
1855         row_info[row].newpage = what;
1856 }
1857
1858
1859 bool Tabular::getLTNewPage(row_type row) const
1860 {
1861         return row_info[row].newpage;
1862 }
1863
1864
1865 bool Tabular::haveLTHead() const
1866 {
1867         for (row_type i = 0; i < rowCount(); ++i)
1868                 if (row_info[i].endhead)
1869                         return true;
1870         return false;
1871 }
1872
1873
1874 bool Tabular::haveLTFirstHead() const
1875 {
1876         if (endfirsthead.empty)
1877                 return false;
1878         for (row_type i = 0; i < rowCount(); ++i)
1879                 if (row_info[i].endfirsthead)
1880                         return true;
1881         return false;
1882 }
1883
1884
1885 bool Tabular::haveLTFoot() const
1886 {
1887         for (row_type i = 0; i < rowCount(); ++i)
1888                 if (row_info[i].endfoot)
1889                         return true;
1890         return false;
1891 }
1892
1893
1894 bool Tabular::haveLTLastFoot() const
1895 {
1896         if (endlastfoot.empty)
1897                 return false;
1898         for (row_type i = 0; i < rowCount(); ++i)
1899                 if (row_info[i].endlastfoot)
1900                         return true;
1901         return false;
1902 }
1903
1904
1905 // end longtable support functions
1906
1907 void Tabular::setRowAscent(row_type row, int height)
1908 {
1909         if (row >= rowCount() || row_info[row].ascent == height)
1910                 return;
1911         row_info[row].ascent = height;
1912 }
1913
1914
1915 void Tabular::setRowDescent(row_type row, int height)
1916 {
1917         if (row >= rowCount() || row_info[row].descent == height)
1918                 return;
1919         row_info[row].descent = height;
1920 }
1921
1922
1923 int Tabular::rowAscent(row_type row) const
1924 {
1925         if (row >= rowCount())
1926                 return 0;
1927         return row_info[row].ascent;
1928 }
1929
1930
1931 int Tabular::rowDescent(row_type row) const
1932 {
1933         BOOST_ASSERT(row < rowCount());
1934         return row_info[row].descent;
1935 }
1936
1937
1938 int Tabular::height() const
1939 {
1940         int height = 0;
1941         for (row_type row = 0; row < rowCount(); ++row)
1942                 height += rowAscent(row) + rowDescent(row) +
1943                         getAdditionalHeight(row);
1944         return height;
1945 }
1946
1947
1948 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1949 {
1950         BOOST_ASSERT(row < rowCount());
1951         BOOST_ASSERT(column < columnCount());
1952         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1953 }
1954
1955
1956 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1957 {
1958         // FIXME: assert or return 0 as in TeXBottomHLine()?
1959         BOOST_ASSERT(row != npos);
1960         BOOST_ASSERT(row < rowCount());
1961
1962         idx_type const fcell = getFirstCellInRow(row);
1963         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1964         idx_type tmp = 0;
1965
1966         for (idx_type i = fcell; i < n; ++i) {
1967                 if (topLine(i))
1968                         ++tmp;
1969         }
1970         if (use_booktabs && row == 0) {
1971                 os << "\\toprule ";
1972         } else if (tmp == n - fcell) {
1973                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1974         } else if (tmp) {
1975                 for (idx_type i = fcell; i < n; ++i) {
1976                         if (topLine(i)) {
1977                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1978                                    << cellColumn(i) + 1
1979                                    << '-'
1980                                    << cellRightColumn(i) + 1
1981                                    << "} ";
1982                         }
1983                 }
1984         } else {
1985                 return 0;
1986         }
1987         os << "\n";
1988         return 1;
1989 }
1990
1991
1992 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
1993 {
1994         // FIXME: return 0 or assert as in TeXTopHLine()?
1995         if (row == npos || row >= rowCount())
1996                 return 0;
1997
1998         idx_type const fcell = getFirstCellInRow(row);
1999         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2000         idx_type tmp = 0;
2001
2002         for (idx_type i = fcell; i < n; ++i) {
2003                 if (bottomLine(i))
2004                         ++tmp;
2005         }
2006         if (use_booktabs && row == rowCount() - 1) {
2007                 os << "\\bottomrule";
2008         } else if (tmp == n - fcell) {
2009                 os << (use_booktabs ? "\\midrule" : "\\hline");
2010         } else if (tmp) {
2011                 for (idx_type i = fcell; i < n; ++i) {
2012                         if (bottomLine(i)) {
2013                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
2014                                    << cellColumn(i) + 1
2015                                    << '-'
2016                                    << cellRightColumn(i) + 1
2017                                    << "} ";
2018                         }
2019                 }
2020         } else {
2021                 return 0;
2022         }
2023         os << "\n";
2024         return 1;
2025 }
2026
2027
2028 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell) const
2029 {
2030         int ret = 0;
2031
2032         if (getRotateCell(cell)) {
2033                 os << "\\begin{sideways}\n";
2034                 ++ret;
2035         }
2036         if (isMultiColumn(cell)) {
2037                 os << "\\multicolumn{" << cells_in_multicolumn(cell) << "}{";
2038                 if (leftLine(cell) &&
2039                         (isFirstCellInRow(cell) ||
2040                          (!isMultiColumn(cell - 1) && !leftLine(cell, true) &&
2041                           !rightLine(cell - 1, true))))
2042                         os << '|';
2043                 if (!cellinfo_of_cell(cell).align_special.empty()) {
2044                         os << cellinfo_of_cell(cell).align_special;
2045                 } else {
2046                         if (!getPWidth(cell).zero()) {
2047                                 switch (getVAlignment(cell)) {
2048                                 case LYX_VALIGN_TOP:
2049                                         os << 'p';
2050                                         break;
2051                                 case LYX_VALIGN_MIDDLE:
2052                                         os << 'm';
2053                                         break;
2054                                 case LYX_VALIGN_BOTTOM:
2055                                         os << 'b';
2056                                         break;
2057                                 }
2058                                 os << '{'
2059                                    << from_ascii(getPWidth(cell).asLatexString())
2060                                    << '}';
2061                         } else {
2062                                 switch (getAlignment(cell)) {
2063                                 case LYX_ALIGN_LEFT:
2064                                         os << 'l';
2065                                         break;
2066                                 case LYX_ALIGN_RIGHT:
2067                                         os << 'r';
2068                                         break;
2069                                 default:
2070                                         os << 'c';
2071                                         break;
2072                                 }
2073                         } // end if else !getPWidth
2074                 } // end if else !cellinfo_of_cell
2075                 if (rightLine(cell))
2076                         os << '|';
2077                 if (((cell + 1) < cellCount()) && !isFirstCellInRow(cell+1) &&
2078                         leftLine(cell+1))
2079                         os << '|';
2080                 os << "}{";
2081                 }
2082         if (getUsebox(cell) == BOX_PARBOX) {
2083                 os << "\\parbox[";
2084                 switch (getVAlignment(cell)) {
2085                 case LYX_VALIGN_TOP:
2086                         os << 't';
2087                         break;
2088                 case LYX_VALIGN_MIDDLE:
2089                         os << 'c';
2090                         break;
2091                 case LYX_VALIGN_BOTTOM:
2092                         os << 'b';
2093                         break;
2094                 }
2095                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2096                    << "}{";
2097         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2098                 os << "\\begin{minipage}[";
2099                 switch (getVAlignment(cell)) {
2100                 case LYX_VALIGN_TOP:
2101                         os << 't';
2102                         break;
2103                 case LYX_VALIGN_MIDDLE:
2104                         os << 'm';
2105                         break;
2106                 case LYX_VALIGN_BOTTOM:
2107                         os << 'b';
2108                         break;
2109                 }
2110                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2111                    << "}\n";
2112                 ++ret;
2113         }
2114         return ret;
2115 }
2116
2117
2118 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell) const
2119 {
2120         int ret = 0;
2121
2122         // usual cells
2123         if (getUsebox(cell) == BOX_PARBOX)
2124                 os << '}';
2125         else if (getUsebox(cell) == BOX_MINIPAGE) {
2126                 os << "%\n\\end{minipage}";
2127                 ret += 2;
2128         }
2129         if (isMultiColumn(cell)) {
2130                 os << '}';
2131         }
2132         if (getRotateCell(cell)) {
2133                 os << "%\n\\end{sideways}";
2134                 ++ret;
2135         }
2136         return ret;
2137 }
2138
2139
2140 int Tabular::TeXLongtableHeaderFooter(odocstream & os, Buffer const & buf,
2141                                          OutputParams const & runparams) const
2142 {
2143         if (!is_long_tabular)
2144                 return 0;
2145
2146         int ret = 0;
2147         // output header info
2148         if (haveLTHead()) {
2149                 if (endhead.topDL) {
2150                         os << "\\hline\n";
2151                         ++ret;
2152                 }
2153                 for (row_type i = 0; i < rowCount(); ++i) {
2154                         if (row_info[i].endhead) {
2155                                 ret += TeXRow(os, i, buf, runparams);
2156                         }
2157                 }
2158                 if (endhead.bottomDL) {
2159                         os << "\\hline\n";
2160                         ++ret;
2161                 }
2162                 os << "\\endhead\n";
2163                 ++ret;
2164                 if (endfirsthead.empty) {
2165                         os << "\\endfirsthead\n";
2166                         ++ret;
2167                 }
2168         }
2169         // output firstheader info
2170         if (haveLTFirstHead()) {
2171                 if (endfirsthead.topDL) {
2172                         os << "\\hline\n";
2173                         ++ret;
2174                 }
2175                 for (row_type i = 0; i < rowCount(); ++i) {
2176                         if (row_info[i].endfirsthead) {
2177                                 ret += TeXRow(os, i, buf, runparams);
2178                         }
2179                 }
2180                 if (endfirsthead.bottomDL) {
2181                         os << "\\hline\n";
2182                         ++ret;
2183                 }
2184                 os << "\\endfirsthead\n";
2185                 ++ret;
2186         }
2187         // output footer info
2188         if (haveLTFoot()) {
2189                 if (endfoot.topDL) {
2190                         os << "\\hline\n";
2191                         ++ret;
2192                 }
2193                 for (row_type i = 0; i < rowCount(); ++i) {
2194                         if (row_info[i].endfoot) {
2195                                 ret += TeXRow(os, i, buf, runparams);
2196                         }
2197                 }
2198                 if (endfoot.bottomDL) {
2199                         os << "\\hline\n";
2200                         ++ret;
2201                 }
2202                 os << "\\endfoot\n";
2203                 ++ret;
2204                 if (endlastfoot.empty) {
2205                         os << "\\endlastfoot\n";
2206                         ++ret;
2207                 }
2208         }
2209         // output lastfooter info
2210         if (haveLTLastFoot()) {
2211                 if (endlastfoot.topDL) {
2212                         os << "\\hline\n";
2213                         ++ret;
2214                 }
2215                 for (row_type i = 0; i < rowCount(); ++i) {
2216                         if (row_info[i].endlastfoot) {
2217                                 ret += TeXRow(os, i, buf, runparams);
2218                         }
2219                 }
2220                 if (endlastfoot.bottomDL) {
2221                         os << "\\hline\n";
2222                         ++ret;
2223                 }
2224                 os << "\\endlastfoot\n";
2225                 ++ret;
2226         }
2227         return ret;
2228 }
2229
2230
2231 bool Tabular::isValidRow(row_type row) const
2232 {
2233         if (!is_long_tabular)
2234                 return true;
2235         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2236                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2237 }
2238
2239
2240 int Tabular::TeXRow(odocstream & os, row_type i, Buffer const & buf,
2241                        OutputParams const & runparams) const
2242 {
2243         idx_type cell = cellIndex(i, 0);
2244         int ret = TeXTopHLine(os, i);
2245         if (row_info[i].top_space_default) {
2246                 if (use_booktabs)
2247                         os << "\\addlinespace\n";
2248                 else
2249                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2250                 ++ret;
2251         } else if(!row_info[i].top_space.zero()) {
2252                 if (use_booktabs)
2253                         os << "\\addlinespace["
2254                            << from_ascii(row_info[i].top_space.asLatexString())
2255                            << "]\n";
2256                 else {
2257                         os << "\\noalign{\\vskip"
2258                            << from_ascii(row_info[i].top_space.asLatexString())
2259                            << "}\n";
2260                 }
2261                 ++ret;
2262         }
2263
2264         for (col_type j = 0; j < columnCount(); ++j) {
2265                 if (isPartOfMultiColumn(i, j))
2266                         continue;
2267                 ret += TeXCellPreamble(os, cell);
2268                 shared_ptr<InsetText> inset = getCellInset(cell);
2269
2270                 Paragraph const & par = inset->paragraphs().front();
2271                 bool rtl = par.isRTL(buf.params())
2272                         && !par.empty()
2273                         && getPWidth(cell).zero();
2274
2275                 if (rtl) {
2276                         if (par.getParLanguage(buf.params())->lang() ==
2277                         "farsi")
2278                                 os << "\\textFR{";
2279                         else if (par.getParLanguage(buf.params())->lang() == "arabic_arabi")
2280                                 os << "\\textAR{";
2281                         // currently, remaning RTL languages are arabic_arabtex and hebrew
2282                         else
2283                                 os << "\\R{";
2284                 }
2285                 ret += inset->latex(buf, os, runparams);
2286                 if (rtl)
2287                         os << '}';
2288
2289                 ret += TeXCellPostamble(os, cell);
2290                 if (!isLastCellInRow(cell)) { // not last cell in row
2291                         os << " & ";
2292                 }
2293                 ++cell;
2294         }
2295         os << "\\tabularnewline";
2296         if (row_info[i].bottom_space_default) {
2297                 if (use_booktabs)
2298                         os << "\\addlinespace";
2299                 else
2300                         os << "[\\doublerulesep]";
2301         } else if (!row_info[i].bottom_space.zero()) {
2302                 if (use_booktabs)
2303                         os << "\\addlinespace";
2304                 os << '['
2305                    << from_ascii(row_info[i].bottom_space.asLatexString())
2306                    << ']';
2307         }
2308         os << '\n';
2309         ++ret;
2310         ret += TeXBottomHLine(os, i);
2311         if (row_info[i].interline_space_default) {
2312                 if (use_booktabs)
2313                         os << "\\addlinespace\n";
2314                 else
2315                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2316                 ++ret;
2317         } else if (!row_info[i].interline_space.zero()) {
2318                 if (use_booktabs)
2319                         os << "\\addlinespace["
2320                            << from_ascii(row_info[i].interline_space.asLatexString())
2321                            << "]\n";
2322                 else
2323                         os << "\\noalign{\\vskip"
2324                            << from_ascii(row_info[i].interline_space.asLatexString())
2325                            << "}\n";
2326                 ++ret;
2327         }
2328         return ret;
2329 }
2330
2331
2332 int Tabular::latex(Buffer const & buf, odocstream & os,
2333                       OutputParams const & runparams) const
2334 {
2335         int ret = 0;
2336
2337         //+---------------------------------------------------------------------
2338         //+                      first the opening preamble                    +
2339         //+---------------------------------------------------------------------
2340
2341         if (rotate) {
2342                 os << "\\begin{sideways}\n";
2343                 ++ret;
2344         }
2345         if (is_long_tabular)
2346                 os << "\\begin{longtable}{";
2347         else
2348                 os << "\\begin{tabular}{";
2349         for (col_type i = 0; i < columnCount(); ++i) {
2350                 if (!use_booktabs && column_info[i].left_line)
2351                         os << '|';
2352                 if (!column_info[i].align_special.empty()) {
2353                         os << column_info[i].align_special;
2354                 } else {
2355                         if (!column_info[i].p_width.zero()) {
2356                                 switch (column_info[i].alignment) {
2357                                 case LYX_ALIGN_LEFT:
2358                                         os << ">{\\raggedright}";
2359                                         break;
2360                                 case LYX_ALIGN_RIGHT:
2361                                         os << ">{\\raggedleft}";
2362                                         break;
2363                                 case LYX_ALIGN_CENTER:
2364                                         os << ">{\\centering}";
2365                                         break;
2366                                 case LYX_ALIGN_NONE:
2367                                 case LYX_ALIGN_BLOCK:
2368                                 case LYX_ALIGN_LAYOUT:
2369                                 case LYX_ALIGN_SPECIAL:
2370                                         break;
2371                                 }
2372
2373                                 switch (column_info[i].valignment) {
2374                                 case LYX_VALIGN_TOP:
2375                                         os << 'p';
2376                                         break;
2377                                 case LYX_VALIGN_MIDDLE:
2378                                         os << 'm';
2379                                         break;
2380                                 case LYX_VALIGN_BOTTOM:
2381                                         os << 'b';
2382                                         break;
2383                         }
2384                                 os << '{'
2385                                    << from_ascii(column_info[i].p_width.asLatexString())
2386                                    << '}';
2387                         } else {
2388                                 switch (column_info[i].alignment) {
2389                                 case LYX_ALIGN_LEFT:
2390                                         os << 'l';
2391                                         break;
2392                                 case LYX_ALIGN_RIGHT:
2393                                         os << 'r';
2394                                         break;
2395                                 default:
2396                                         os << 'c';
2397                                         break;
2398                                 }
2399                         } // end if else !column_info[i].p_width
2400                 } // end if else !column_info[i].align_special
2401                 if (!use_booktabs && column_info[i].right_line)
2402                         os << '|';
2403         }
2404         os << "}\n";
2405         ++ret;
2406
2407         ret += TeXLongtableHeaderFooter(os, buf, runparams);
2408
2409         //+---------------------------------------------------------------------
2410         //+                      the single row and columns (cells)            +
2411         //+---------------------------------------------------------------------
2412
2413         for (row_type i = 0; i < rowCount(); ++i) {
2414                 if (isValidRow(i)) {
2415                         ret += TeXRow(os, i, buf, runparams);
2416                         if (is_long_tabular && row_info[i].newpage) {
2417                                 os << "\\newpage\n";
2418                                 ++ret;
2419                         }
2420                 }
2421         }
2422
2423         //+---------------------------------------------------------------------
2424         //+                      the closing of the tabular                    +
2425         //+---------------------------------------------------------------------
2426
2427         if (is_long_tabular)
2428                 os << "\\end{longtable}";
2429         else
2430                 os << "\\end{tabular}";
2431         if (rotate) {
2432                 os << "\n\\end{sideways}";
2433                 ++ret;
2434         }
2435
2436         return ret;
2437 }
2438
2439
2440 int Tabular::docbookRow(Buffer const & buf, odocstream & os, row_type row,
2441                            OutputParams const & runparams) const
2442 {
2443         int ret = 0;
2444         idx_type cell = getFirstCellInRow(row);
2445
2446         os << "<row>\n";
2447         for (col_type j = 0; j < columnCount(); ++j) {
2448                 if (isPartOfMultiColumn(row, j))
2449                         continue;
2450
2451                 os << "<entry align=\"";
2452                 switch (getAlignment(cell)) {
2453                 case LYX_ALIGN_LEFT:
2454                         os << "left";
2455                         break;
2456                 case LYX_ALIGN_RIGHT:
2457                         os << "right";
2458                         break;
2459                 default:
2460                         os << "center";
2461                         break;
2462                 }
2463
2464                 os << "\" valign=\"";
2465                 switch (getVAlignment(cell)) {
2466                 case LYX_VALIGN_TOP:
2467                         os << "top";
2468                         break;
2469                 case LYX_VALIGN_BOTTOM:
2470                         os << "bottom";
2471                         break;
2472                 case LYX_VALIGN_MIDDLE:
2473                         os << "middle";
2474                 }
2475                 os << '"';
2476
2477                 if (isMultiColumn(cell)) {
2478                         os << " namest=\"col" << j << "\" ";
2479                         os << "nameend=\"col" << j + cells_in_multicolumn(cell) - 1<< '"';
2480                 }
2481
2482                 os << '>';
2483                 ret += getCellInset(cell)->docbook(buf, os, runparams);
2484                 os << "</entry>\n";
2485                 ++cell;
2486         }
2487         os << "</row>\n";
2488         return ret;
2489 }
2490
2491
2492 int Tabular::docbook(Buffer const & buf, odocstream & os,
2493                         OutputParams const & runparams) const
2494 {
2495         int ret = 0;
2496
2497         //+---------------------------------------------------------------------
2498         //+                      first the opening preamble                    +
2499         //+---------------------------------------------------------------------
2500
2501         os << "<tgroup cols=\"" << columnCount()
2502            << "\" colsep=\"1\" rowsep=\"1\">\n";
2503
2504         for (col_type i = 0; i < columnCount(); ++i) {
2505                 os << "<colspec colname=\"col" << i << "\" align=\"";
2506                 switch (column_info[i].alignment) {
2507                 case LYX_ALIGN_LEFT:
2508                         os << "left";
2509                         break;
2510                 case LYX_ALIGN_RIGHT:
2511                         os << "right";
2512                         break;
2513                 default:
2514                         os << "center";
2515                         break;
2516                 }
2517                 os << '"';
2518                 if (runparams.flavor == OutputParams::XML)
2519                         os << '/';
2520                 os << ">\n";
2521                 ++ret;
2522         }
2523
2524         //+---------------------------------------------------------------------
2525         //+                      Long Tabular case                             +
2526         //+---------------------------------------------------------------------
2527
2528         // output header info
2529         if (haveLTHead() || haveLTFirstHead()) {
2530                 os << "<thead>\n";
2531                 ++ret;
2532                 for (row_type i = 0; i < rowCount(); ++i) {
2533                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2534                                 ret += docbookRow(buf, os, i, runparams);
2535                         }
2536                 }
2537                 os << "</thead>\n";
2538                 ++ret;
2539         }
2540         // output footer info
2541         if (haveLTFoot() || haveLTLastFoot()) {
2542                 os << "<tfoot>\n";
2543                 ++ret;
2544                 for (row_type i = 0; i < rowCount(); ++i) {
2545                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2546                                 ret += docbookRow(buf, os, i, runparams);
2547                         }
2548                 }
2549                 os << "</tfoot>\n";
2550                 ++ret;
2551         }
2552
2553         //+---------------------------------------------------------------------
2554         //+                      the single row and columns (cells)            +
2555         //+---------------------------------------------------------------------
2556
2557         os << "<tbody>\n";
2558         ++ret;
2559         for (row_type i = 0; i < rowCount(); ++i) {
2560                 if (isValidRow(i)) {
2561                         ret += docbookRow(buf, os, i, runparams);
2562                 }
2563         }
2564         os << "</tbody>\n";
2565         ++ret;
2566         //+---------------------------------------------------------------------
2567         //+                      the closing of the tabular                    +
2568         //+---------------------------------------------------------------------
2569
2570         os << "</tgroup>";
2571         ++ret;
2572
2573         return ret;
2574 }
2575
2576
2577 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2578                                    vector<unsigned int> const & clen) const
2579 {
2580         idx_type const fcell = getFirstCellInRow(row);
2581         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2582         idx_type tmp = 0;
2583
2584         for (idx_type i = fcell; i < n; ++i) {
2585                 if (topLine(i)) {
2586                         ++tmp;
2587                         break;
2588                 }
2589         }
2590         if (!tmp)
2591                 return false;
2592
2593         char_type ch;
2594         for (idx_type i = fcell; i < n; ++i) {
2595                 if (topLine(i)) {
2596                         if (leftLine(i))
2597                                 os << "+-";
2598                         else
2599                                 os << "--";
2600                         ch = '-';
2601                 } else {
2602                         os << "  ";
2603                         ch = ' ';
2604                 }
2605                 col_type column = cellColumn(i);
2606                 int len = clen[column];
2607                 while (column < columnCount() - 1
2608                        && isPartOfMultiColumn(row, ++column))
2609                         len += clen[column] + 4;
2610                 os << docstring(len, ch);
2611                 if (topLine(i)) {
2612                         if (rightLine(i))
2613                                 os << "-+";
2614                         else
2615                                 os << "--";
2616                 } else {
2617                         os << "  ";
2618                 }
2619         }
2620         os << endl;
2621         return true;
2622 }
2623
2624
2625 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2626                                       vector<unsigned int> const & clen) const
2627 {
2628         idx_type const fcell = getFirstCellInRow(row);
2629         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2630         idx_type tmp = 0;
2631
2632         for (idx_type i = fcell; i < n; ++i) {
2633                 if (bottomLine(i)) {
2634                         ++tmp;
2635                         break;
2636                 }
2637         }
2638         if (!tmp)
2639                 return false;
2640
2641         char_type ch;
2642         for (idx_type i = fcell; i < n; ++i) {
2643                 if (bottomLine(i)) {
2644                         if (leftLine(i))
2645                                 os << "+-";
2646                         else
2647                                 os << "--";
2648                         ch = '-';
2649                 } else {
2650                         os << "  ";
2651                         ch = ' ';
2652                 }
2653                 col_type column = cellColumn(i);
2654                 int len = clen[column];
2655                 while (column < columnCount() -1
2656                        && isPartOfMultiColumn(row, ++column))
2657                         len += clen[column] + 4;
2658                 os << docstring(len, ch);
2659                 if (bottomLine(i)) {
2660                         if (rightLine(i))
2661                                 os << "-+";
2662                         else
2663                                 os << "--";
2664                 } else {
2665                         os << "  ";
2666                 }
2667         }
2668         os << endl;
2669         return true;
2670 }
2671
2672
2673 void Tabular::plaintextPrintCell(Buffer const & buf, odocstream & os,
2674                                OutputParams const & runparams,
2675                                idx_type cell, row_type row, col_type column,
2676                                vector<unsigned int> const & clen,
2677                                bool onlydata) const
2678 {
2679         odocstringstream sstr;
2680         getCellInset(cell)->plaintext(buf, sstr, runparams);
2681
2682         if (onlydata) {
2683                 os << sstr.str();
2684                 return;
2685         }
2686
2687         if (leftLine(cell))
2688                 os << "| ";
2689         else
2690                 os << "  ";
2691
2692         unsigned int len1 = sstr.str().length();
2693         unsigned int len2 = clen[column];
2694         while (column < columnCount() -1
2695                && isPartOfMultiColumn(row, ++column))
2696                 len2 += clen[column] + 4;
2697         len2 -= len1;
2698
2699         switch (getAlignment(cell)) {
2700         default:
2701         case LYX_ALIGN_LEFT:
2702                 len1 = 0;
2703                 break;
2704         case LYX_ALIGN_RIGHT:
2705                 len1 = len2;
2706                 len2 = 0;
2707                 break;
2708         case LYX_ALIGN_CENTER:
2709                 len1 = len2 / 2;
2710                 len2 -= len1;
2711                 break;
2712         }
2713
2714         os << docstring(len1, ' ') << sstr.str()
2715            << docstring(len2, ' ');
2716
2717         if (rightLine(cell))
2718                 os << " |";
2719         else
2720                 os << "  ";
2721 }
2722
2723
2724 void Tabular::plaintext(Buffer const & buf, odocstream & os,
2725                            OutputParams const & runparams, int const depth,
2726                            bool onlydata, unsigned char delim) const
2727 {
2728         // first calculate the width of the single columns
2729         vector<unsigned int> clen(columnCount());
2730
2731         if (!onlydata) {
2732                 // first all non (real) multicolumn cells!
2733                 for (col_type j = 0; j < columnCount(); ++j) {
2734                         clen[j] = 0;
2735                         for (row_type i = 0; i < rowCount(); ++i) {
2736                                 idx_type cell = cellIndex(i, j);
2737                                 if (isMultiColumnReal(cell))
2738                                         continue;
2739                                 odocstringstream sstr;
2740                                 getCellInset(cell)->plaintext(buf, sstr, runparams);
2741                                 if (clen[j] < sstr.str().length())
2742                                         clen[j] = sstr.str().length();
2743                         }
2744                 }
2745                 // then all (real) multicolumn cells!
2746                 for (col_type j = 0; j < columnCount(); ++j) {
2747                         for (row_type i = 0; i < rowCount(); ++i) {
2748                                 idx_type cell = cellIndex(i, j);
2749                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2750                                         continue;
2751                                 odocstringstream sstr;
2752                                 getCellInset(cell)->plaintext(buf, sstr, runparams);
2753                                 int len = int(sstr.str().length());
2754                                 idx_type const n = cells_in_multicolumn(cell);
2755                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2756                                         len -= clen[k];
2757                                 if (len > int(clen[j + n - 1]))
2758                                         clen[j + n - 1] = len;
2759                         }
2760                 }
2761         }
2762         idx_type cell = 0;
2763         for (row_type i = 0; i < rowCount(); ++i) {
2764                 if (!onlydata && plaintextTopHLine(os, i, clen))
2765                         os << docstring(depth * 2, ' ');
2766                 for (col_type j = 0; j < columnCount(); ++j) {
2767                         if (isPartOfMultiColumn(i, j))
2768                                 continue;
2769                         if (onlydata && j > 0)
2770                                 os << delim;
2771                         plaintextPrintCell(buf, os, runparams,
2772                                            cell, i, j, clen, onlydata);
2773                         ++cell;
2774                 }
2775                 os << endl;
2776                 if (!onlydata) {
2777                         os << docstring(depth * 2, ' ');
2778                         if (plaintextBottomHLine(os, i, clen))
2779                                 os << docstring(depth * 2, ' ');
2780                 }
2781         }
2782 }
2783
2784
2785 shared_ptr<InsetText> Tabular::getCellInset(idx_type cell) const
2786 {
2787         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2788 }
2789
2790
2791 shared_ptr<InsetText> Tabular::getCellInset(row_type row,
2792                                                col_type column) const
2793 {
2794         return cell_info[row][column].inset;
2795 }
2796
2797
2798 void Tabular::setCellInset(row_type row, col_type column,
2799                               shared_ptr<InsetText> ins) const
2800 {
2801         cell_info[row][column].inset = ins;
2802 }
2803
2804
2805 Tabular::idx_type
2806 Tabular::getCellFromInset(Inset const * inset) const
2807 {
2808         // is this inset part of the tabular?
2809         if (!inset) {
2810                 lyxerr << "Error: this is not a cell of the tabular!" << endl;
2811                 BOOST_ASSERT(false);
2812         }
2813
2814         for (idx_type cell = 0, n = cellCount(); cell < n; ++cell)
2815                 if (getCellInset(cell).get() == inset) {
2816                         LYXERR(Debug::INSETTEXT) << "Tabular::getCellFromInset: "
2817                                 << "cell=" << cell << endl;
2818                         return cell;
2819                 }
2820
2821         // We should have found a cell at this point
2822         lyxerr << "Tabular::getCellFromInset: Cell of inset "
2823                 << inset << " not found!" << endl;
2824         BOOST_ASSERT(false);
2825         // shut up compiler
2826         return 0;
2827 }
2828
2829
2830 void Tabular::validate(LaTeXFeatures & features) const
2831 {
2832         features.require("NeedTabularnewline");
2833         if (useBookTabs())
2834                 features.require("booktabs");
2835         if (isLongTabular())
2836                 features.require("longtable");
2837         if (needRotating())
2838                 features.require("rotating");
2839         for (idx_type cell = 0; cell < cellCount(); ++cell) {
2840                 if (getVAlignment(cell) != LYX_VALIGN_TOP ||
2841                      (!getPWidth(cell).zero() && !isMultiColumn(cell)))
2842                         features.require("array");
2843                 getCellInset(cell)->validate(features);
2844         }
2845 }
2846
2847
2848 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2849 {
2850         ParagraphList const & parlist = getCellInset(cell)->paragraphs();
2851         ParagraphList::const_iterator cit = parlist.begin();
2852         ParagraphList::const_iterator end = parlist.end();
2853
2854         for (; cit != end; ++cit)
2855                 for (int i = 0; i < cit->size(); ++i)
2856                         if (cit->isNewline(i))
2857                                 return BOX_PARBOX;
2858
2859         return BOX_NONE;
2860 }
2861
2862
2863 /////////////////////////////////////////////////////////////////////
2864 //
2865 // InsetTabular
2866 //
2867 /////////////////////////////////////////////////////////////////////
2868
2869 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
2870                            col_type columns)
2871         : tabular(buf.params(), max(rows, row_type(1)),
2872           max(columns, col_type(1))), buffer_(&buf), scx_(0)
2873 {}
2874
2875
2876 InsetTabular::InsetTabular(InsetTabular const & tab)
2877         : Inset(tab), tabular(tab.tabular),
2878                 buffer_(tab.buffer_), scx_(0)
2879 {}
2880
2881
2882 InsetTabular::~InsetTabular()
2883 {
2884         InsetTabularMailer(*this).hideDialog();
2885 }
2886
2887
2888 Inset * InsetTabular::clone() const
2889 {
2890         return new InsetTabular(*this);
2891 }
2892
2893
2894 Buffer const & InsetTabular::buffer() const
2895 {
2896         return *buffer_;
2897 }
2898
2899
2900 void InsetTabular::buffer(Buffer const * b)
2901 {
2902         buffer_ = b;
2903 }
2904
2905
2906 void InsetTabular::write(Buffer const & buf, ostream & os) const
2907 {
2908         os << "Tabular" << endl;
2909         tabular.write(buf, os);
2910 }
2911
2912
2913 void InsetTabular::read(Buffer const & buf, Lexer & lex)
2914 {
2915         bool const old_format = (lex.getString() == "\\LyXTable");
2916
2917         tabular.read(buf, lex);
2918
2919         if (old_format)
2920                 return;
2921
2922         lex.next();
2923         string token = lex.getString();
2924         while (lex && token != "\\end_inset") {
2925                 lex.next();
2926                 token = lex.getString();
2927         }
2928         if (!lex) {
2929                 lex.printError("Missing \\end_inset at this point. "
2930                                "Read: `$$Token'");
2931         }
2932 }
2933
2934
2935 bool InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2936 {
2937         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2938         //      mi.base.textwidth << "\n";
2939         if (!mi.base.bv) {
2940                 lyxerr << "InsetTabular::metrics: need bv" << endl;
2941                 BOOST_ASSERT(false);
2942         }
2943
2944         row_type i = 0;
2945         for (idx_type cell = 0; i < tabular.rowCount(); ++i) {
2946                 int maxAsc = 0;
2947                 int maxDesc = 0;
2948                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
2949                         if (tabular.isPartOfMultiColumn(i, j))
2950                                 // Multicolumn cell, but not first one
2951                                 continue;
2952                         Dimension dim;
2953                         MetricsInfo m = mi;
2954                         Length p_width;
2955                         if (tabular.cell_info[i][j].multicolumn ==
2956                             Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2957                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
2958                         else
2959                                 p_width = tabular.column_info[j].p_width;
2960                         if (!p_width.zero())
2961                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2962                         tabular.getCellInset(cell)->metrics(m, dim);
2963                         if (!p_width.zero())
2964                                 dim.wid = m.base.textwidth;
2965                         tabular.setCellWidth(cell, dim.wid);
2966                         if (p_width.zero()) {
2967                                 m.base.textwidth = dim.wid + 2 * ADD_TO_TABULAR_WIDTH;
2968                                 // FIXME there must be a way to get rid of
2969                                 // the second metrics call
2970                                 tabular.getCellInset(cell)->metrics(m, dim);
2971                         }
2972                         maxAsc  = max(maxAsc, dim.asc);
2973                         maxDesc = max(maxDesc, dim.des);
2974                         ++cell;
2975                 }
2976                 int const top_space = tabular.row_info[i].top_space_default ?
2977                         default_line_space :
2978                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2979                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
2980                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2981                         default_line_space :
2982                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2983                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2984         }
2985
2986         dim.asc = tabular.rowAscent(0);
2987         dim.des = tabular.height() - dim.asc;
2988         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
2989         bool const changed = dim_ != dim;
2990         dim_ = dim;
2991         return changed;
2992 }
2993
2994
2995 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
2996 {
2997         setPosCache(pi, x, y);
2998
2999         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
3000         BufferView * bv = pi.base.bv;
3001
3002         // FIXME: As the full backrgound is painted in drawSelection(),
3003         // we have no choice but to do a full repaint for the Text cells.
3004         pi.full_repaint = true;
3005
3006         resetPos(bv->cursor());
3007
3008         x += scx_;
3009         x += ADD_TO_TABULAR_WIDTH;
3010
3011         idx_type idx = 0;
3012         first_visible_cell = Tabular::npos;
3013         for (row_type i = 0; i < tabular.rowCount(); ++i) {
3014                 int nx = x;
3015                 int const a = tabular.rowAscent(i);
3016                 int const d = tabular.rowDescent(i);
3017                 idx = tabular.cellIndex(i, 0);
3018                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
3019                         if (tabular.isPartOfMultiColumn(i, j))
3020                                 continue;
3021                         if (first_visible_cell == Tabular::npos)
3022                                 first_visible_cell = idx;
3023
3024                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
3025                         if (nx + tabular.columnWidth(idx) < 0
3026                             || nx > bv->workWidth()
3027                             || y + d < 0
3028                             || y - a > bv->workHeight()) {
3029                                 pi.pain.setDrawingEnabled(false);
3030                                 cell(idx)->draw(pi, cx, y);
3031                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
3032                                 pi.pain.setDrawingEnabled(true);
3033                         } else {
3034                                 cell(idx)->draw(pi, cx, y);
3035                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
3036                         }
3037                         nx += tabular.columnWidth(idx);
3038                         ++idx;
3039                 }
3040
3041                 if (i + 1 < tabular.rowCount())
3042                         y += d + tabular.rowAscent(i + 1) +
3043                                 tabular.getAdditionalHeight(i + 1);
3044         }
3045 }
3046
3047
3048 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3049 {
3050         setPosCache(pi, x, y);
3051
3052         Cursor & cur = pi.base.bv->cursor();
3053
3054         x += scx_ + ADD_TO_TABULAR_WIDTH;
3055
3056         // FIXME: it is wrong to completely paint the background
3057         // if we want to do single row painting.
3058
3059         // Paint background of current tabular
3060         int const w = tabular.width();
3061         int const h = tabular.height();
3062         int yy = y - tabular.rowAscent(0);
3063         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
3064
3065         if (!cur.selection())
3066                 return;
3067         if (!ptr_cmp(&cur.inset(), this))
3068                 return;
3069
3070         //resetPos(cur);
3071
3072
3073         if (tablemode(cur)) {
3074                 row_type rs, re;
3075                 col_type cs, ce;
3076                 getSelection(cur, rs, re, cs, ce);
3077                 y -= tabular.rowAscent(0);
3078                 for (row_type j = 0; j < tabular.rowCount(); ++j) {
3079                         int const a = tabular.rowAscent(j);
3080                         int const h = a + tabular.rowDescent(j);
3081                         int xx = x;
3082                         y += tabular.getAdditionalHeight(j);
3083                         for (col_type i = 0; i < tabular.columnCount(); ++i) {
3084                                 if (tabular.isPartOfMultiColumn(j, i))
3085                                         continue;
3086                                 idx_type const cell =
3087                                         tabular.cellIndex(j, i);
3088                                 int const w = tabular.columnWidth(cell);
3089                                 if (i >= cs && i <= ce && j >= rs && j <= re)
3090                                         pi.pain.fillRectangle(xx, y, w, h,
3091                                                               Color::selection);
3092                                 xx += w;
3093                         }
3094                         y += h;
3095                 }
3096
3097         } else {
3098                 x += getCellXPos(cur.idx());
3099                 x += tabular.getBeginningOfTextInCell(cur.idx());
3100                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3101         }
3102 }
3103
3104
3105 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3106                                  row_type row, idx_type cell, bool erased) const
3107 {
3108         int x2 = x + tabular.columnWidth(cell);
3109         bool on_off = false;
3110         Color::color col = Color::tabularline;
3111         Color::color onoffcol = Color::tabularonoffline;
3112
3113         if (erased) {
3114                 col = Color::deletedtext;
3115                 onoffcol = Color::deletedtext;
3116         }
3117
3118         if (!tabular.topAlreadyDrawn(cell)) {
3119                 on_off = !tabular.topLine(cell);
3120                 pain.line(x, y - tabular.rowAscent(row),
3121                           x2, y -  tabular.rowAscent(row),
3122                           on_off ? onoffcol : col,
3123                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3124         }
3125         on_off = !tabular.bottomLine(cell);
3126         pain.line(x, y + tabular.rowDescent(row),
3127                   x2, y + tabular.rowDescent(row),
3128                   on_off ? onoffcol : col,
3129                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3130         if (!tabular.leftAlreadyDrawn(cell)) {
3131                 on_off = !tabular.leftLine(cell);
3132                 pain.line(x, y -  tabular.rowAscent(row),
3133                           x, y +  tabular.rowDescent(row),
3134                           on_off ? onoffcol : col,
3135                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3136         }
3137         on_off = !tabular.rightLine(cell);
3138         pain.line(x2 - tabular.getAdditionalWidth(cell),
3139                   y -  tabular.rowAscent(row),
3140                   x2 - tabular.getAdditionalWidth(cell),
3141                   y +  tabular.rowDescent(row),
3142                   on_off ? onoffcol : col,
3143                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3144 }
3145
3146
3147 docstring const InsetTabular::editMessage() const
3148 {
3149         return _("Opened table");
3150 }
3151
3152
3153 void InsetTabular::edit(Cursor & cur, bool left)
3154 {
3155         //lyxerr << "InsetTabular::edit: " << this << endl;
3156         finishUndo();
3157         cur.selection() = false;
3158         cur.push(*this);
3159         if (left) {
3160                 if (isRightToLeft(cur))
3161                         cur.idx() = tabular.getLastCellInRow(0);
3162                 else
3163                         cur.idx() = 0;
3164                 cur.pit() = 0;
3165                 cur.pos() = 0;
3166         } else {
3167                 if (isRightToLeft(cur))
3168                         cur.idx() = tabular.getFirstCellInRow(tabular.rowCount() - 1);
3169                 else
3170                         cur.idx() = tabular.cellCount() - 1;
3171                 cur.pit() = 0;
3172                 cur.pos() = cur.lastpos(); // FIXME crude guess
3173         }
3174         // FIXME: this accesses the position cache before it is initialized
3175         //resetPos(cur);
3176         //cur.bv().fitCursor();
3177 }
3178
3179
3180 void InsetTabular::updateLabels(Buffer const & buf, ParIterator const & it)
3181 {
3182         // In a longtable, tell captions what the current float is
3183         Counters & cnts = buf.params().getTextClass().counters();
3184         string const saveflt = cnts.current_float();
3185         if (tabular.isLongTabular())
3186                 cnts.current_float("table");
3187
3188         ParIterator it2 = it;
3189         it2.forwardPos();
3190         size_t const end = it2.nargs();
3191         for ( ; it2.idx() < end; it2.top().forwardIdx())
3192                 lyx::updateLabels(buf, it2);
3193
3194         //reset afterwards
3195         if (tabular.isLongTabular())
3196                 cnts.current_float(saveflt);
3197 }
3198
3199
3200 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3201 {
3202         LYXERR(Debug::DEBUG) << "# InsetTabular::doDispatch: cmd: " << cmd
3203                              << "\n  cur:" << cur << endl;
3204         CursorSlice sl = cur.top();
3205         Cursor & bvcur = cur.bv().cursor();
3206
3207         switch (cmd.action) {
3208
3209         case LFUN_MOUSE_PRESS:
3210                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3211
3212                 // do not reset cursor/selection if we have selected
3213                 // some cells (bug 2715).
3214                 if (cmd.button() == mouse_button::button3
3215                     && &bvcur.selBegin().inset() == this
3216                     && tablemode(bvcur))
3217                         ;
3218                 else
3219                         // Let InsetText do it
3220                         cell(cur.idx())->dispatch(cur, cmd);
3221                 break;
3222         case LFUN_MOUSE_MOTION:
3223                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3224                 if (cmd.button() == mouse_button::button1) {
3225                         // only accept motions to places not deeper nested than the real anchor
3226                         if (bvcur.anchor_.hasPart(cur)) {
3227                                 // only update if selection changes
3228                                 if (bvcur.idx() == cur.idx() &&
3229                                         !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3230                                         cur.noUpdate();
3231                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
3232                                 bvcur.setCursor(cur);
3233                                 bvcur.selection() = true;
3234                         } else
3235                                 cur.undispatched();
3236                 }
3237                 break;
3238
3239         case LFUN_MOUSE_RELEASE:
3240                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
3241                 if (cmd.button() == mouse_button::button3)
3242                         InsetTabularMailer(*this).showDialog(&cur.bv());
3243                 break;
3244
3245         case LFUN_CELL_BACKWARD:
3246                 movePrevCell(cur);
3247                 cur.selection() = false;
3248                 break;
3249
3250         case LFUN_CELL_FORWARD:
3251                 moveNextCell(cur);
3252                 cur.selection() = false;
3253                 break;
3254
3255         case LFUN_CHAR_FORWARD_SELECT:
3256         case LFUN_CHAR_FORWARD:
3257                 cell(cur.idx())->dispatch(cur, cmd);
3258                 if (!cur.result().dispatched()) {
3259                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
3260                         if (sl == cur.top())
3261                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
3262                         else
3263                                 cur.dispatched();
3264                 }
3265                 break;
3266
3267         case LFUN_CHAR_BACKWARD_SELECT:
3268         case LFUN_CHAR_BACKWARD:
3269                 cell(cur.idx())->dispatch(cur, cmd);
3270                 if (!cur.result().dispatched()) {
3271                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
3272                         if (sl == cur.top())
3273                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
3274                         else
3275                                 cur.dispatched();
3276                 }
3277                 break;
3278
3279         case LFUN_DOWN_SELECT:
3280         case LFUN_DOWN:
3281                 cell(cur.idx())->dispatch(cur, cmd);
3282                 cur.dispatched(); // override the cell's decision
3283                 if (sl == cur.top())
3284                         // if our Text didn't do anything to the cursor
3285                         // then we try to put the cursor into the cell below
3286                         // setting also the right targetX.
3287                         if (tabular.cellRow(cur.idx()) != tabular.rowCount() - 1) {
3288                                 cur.idx() = tabular.getCellBelow(cur.idx());
3289                                 cur.pit() = 0;
3290                                 TextMetrics const & tm =
3291                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3292                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3293                         }
3294                 if (sl == cur.top()) {
3295                         // we trick it to go to the RIGHT after leaving the
3296                         // tabular.
3297                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
3298                         cur.undispatched();
3299                 }
3300                 break;
3301
3302         case LFUN_UP_SELECT:
3303         case LFUN_UP:
3304                 cell(cur.idx())->dispatch(cur, cmd);
3305                 cur.dispatched(); // override the cell's decision
3306                 if (sl == cur.top())
3307                         // if our Text didn't do anything to the cursor
3308                         // then we try to put the cursor into the cell above
3309                         // setting also the right targetX.
3310                         if (tabular.cellRow(cur.idx()) != 0) {
3311                                 cur.idx() = tabular.getCellAbove(cur.idx());
3312                                 cur.pit() = cur.lastpit();
3313                                 Text const * text = cell(cur.idx())->getText(0);
3314                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3315                                 ParagraphMetrics const & pm =
3316                                         tm.parMetrics(cur.lastpit());
3317                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3318                         }
3319                 if (sl == cur.top()) {
3320                         cmd = FuncRequest(LFUN_UP);
3321                         cur.undispatched();
3322                 }
3323                 break;
3324
3325 //      case LFUN_SCREEN_DOWN: {
3326 //              //if (hasSelection())
3327 //              //      cur.selection() = false;
3328 //              col_type const col = tabular.cellColumn(cur.idx());
3329 //              int const t =   cur.bv().top_y() + cur.bv().height();
3330 //              if (t < yo() + tabular.getHeightOfTabular()) {
3331 //                      cur.bv().scrollDocView(t);
3332 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
3333 //              } else {
3334 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3335 //              }
3336 //              cur.par() = 0;
3337 //              cur.pos() = 0;
3338 //              break;
3339 //      }
3340 //
3341 //      case LFUN_SCREEN_UP: {
3342 //              //if (hasSelection())
3343 //              //      cur.selection() = false;
3344 //              col_type const col = tabular.cellColumn(cur.idx());
3345 //              int const t =   cur.bv().top_y() + cur.bv().height();
3346 //              if (yo() < 0) {
3347 //                      cur.bv().scrollDocView(t);
3348 //                      if (yo() > 0)
3349 //                              cur.idx() = col;
3350 //                      else
3351 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
3352 //              } else {
3353 //                      cur.idx() = col;
3354 //              }
3355 //              cur.par() = cur.lastpar();
3356 //              cur.pos() = cur.lastpos();
3357 //              break;
3358 //      }
3359
3360         case LFUN_LAYOUT_TABULAR:
3361                 InsetTabularMailer(*this).showDialog(&cur.bv());
3362                 break;
3363
3364         case LFUN_INSET_DIALOG_UPDATE:
3365                 InsetTabularMailer(*this).updateDialog(&cur.bv());
3366                 break;
3367
3368         case LFUN_TABULAR_FEATURE:
3369                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3370                         cur.undispatched();
3371                 break;
3372
3373         // insert file functions
3374         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3375         case LFUN_FILE_INSERT_PLAINTEXT: {
3376                 // FIXME UNICODE
3377                 docstring const tmpstr = getContentsOfPlaintextFile(&cur.bv(), to_utf8(cmd.argument()), false);
3378                 if (!tmpstr.empty() && !insertPlaintextString(cur.bv(), tmpstr, false))
3379                         cur.undispatched();
3380                 break;
3381         }
3382
3383         case LFUN_CUT:
3384                 if (tablemode(cur)) {
3385                         if (copySelection(cur)) {
3386                                 recordUndoInset(cur, Undo::DELETE);
3387                                 cutSelection(cur);
3388                         }
3389                 }
3390                 else
3391                         cell(cur.idx())->dispatch(cur, cmd);
3392                 break;
3393
3394         case LFUN_CHAR_DELETE_BACKWARD:
3395         case LFUN_CHAR_DELETE_FORWARD:
3396                 if (tablemode(cur)) {
3397                         recordUndoInset(cur, Undo::DELETE);
3398                         cutSelection(cur);
3399                 }
3400                 else
3401                         cell(cur.idx())->dispatch(cur, cmd);
3402                 break;
3403
3404         case LFUN_COPY:
3405                 if (!cur.selection())
3406                         break;
3407                 if (tablemode(cur)) {
3408                         finishUndo();
3409                         copySelection(cur);
3410                 } else
3411                         cell(cur.idx())->dispatch(cur, cmd);
3412                 break;
3413
3414         case LFUN_CLIPBOARD_PASTE:
3415         case LFUN_PRIMARY_SELECTION_PASTE: {
3416                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3417                         theClipboard().getAsText() :
3418                         theSelection().get();
3419                 if (clip.empty())
3420                         break;
3421                 // pass to InsertPlaintextString, but
3422                 // only if we have multi-cell content
3423                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3424                         if (insertPlaintextString(cur.bv(), clip, false)) {
3425                                 // content has been replaced,
3426                                 // so cursor might be invalid
3427                                 cur.pos() = cur.lastpos();
3428                                 bvcur.setCursor(cur);
3429                                 break;
3430                         }
3431                 }
3432                 // Let the cell handle normal text
3433                 cell(cur.idx())->dispatch(cur, cmd);
3434                 break;
3435         }
3436
3437         case LFUN_PASTE:
3438                 if (tabularStackDirty() && theClipboard().isInternal()) {
3439                         recordUndoInset(cur, Undo::INSERT);
3440                         pasteClipboard(cur);
3441                         break;
3442                 }
3443                 cell(cur.idx())->dispatch(cur, cmd);
3444                 break;
3445
3446         case LFUN_FONT_EMPH:
3447         case LFUN_FONT_BOLD:
3448         case LFUN_FONT_ROMAN:
3449         case LFUN_FONT_NOUN:
3450         case LFUN_FONT_ITAL:
3451         case LFUN_FONT_FRAK:
3452         case LFUN_FONT_CODE:
3453         case LFUN_FONT_SANS:
3454         case LFUN_FONT_FREE_APPLY:
3455         case LFUN_FONT_FREE_UPDATE:
3456         case LFUN_FONT_SIZE:
3457         case LFUN_FONT_UNDERLINE:
3458         case LFUN_LANGUAGE:
3459         case LFUN_WORD_CAPITALIZE:
3460         case LFUN_WORD_UPCASE:
3461         case LFUN_WORD_LOWCASE:
3462         case LFUN_CHARS_TRANSPOSE:
3463                 if (tablemode(cur)) {
3464                         row_type rs, re;
3465                         col_type cs, ce;
3466                         getSelection(cur, rs, re, cs, ce);
3467                         Cursor tmpcur = cur;
3468                         for (row_type i = rs; i <= re; ++i) {
3469                                 for (col_type j = cs; j <= ce; ++j) {
3470                                         // cursor follows cell:
3471                                         tmpcur.idx() = tabular.cellIndex(i, j);
3472                                         // select this cell only:
3473                                         tmpcur.pit() = 0;
3474                                         tmpcur.pos() = 0;
3475                                         tmpcur.resetAnchor();
3476                                         tmpcur.pit() = tmpcur.lastpit();
3477                                         tmpcur.pos() = tmpcur.top().lastpos();
3478                                         tmpcur.setCursor(tmpcur);
3479                                         tmpcur.setSelection();
3480                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3481                                 }
3482                         }
3483                         break;
3484                 } else {
3485                         cell(cur.idx())->dispatch(cur, cmd);
3486                         break;
3487                 }
3488         default:
3489                 // we try to handle this event in the insets dispatch function.
3490                 cell(cur.idx())->dispatch(cur, cmd);
3491                 break;
3492         }
3493 }
3494
3495
3496 // function sets an object as defined in func_status.h:
3497 // states OK, Unknown, Disabled, On, Off.
3498 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3499         FuncStatus & status) const
3500 {
3501         switch (cmd.action) {
3502         case LFUN_TABULAR_FEATURE: {
3503                 int action = Tabular::LAST_ACTION;
3504                 int i = 0;
3505                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3506                         string const tmp = tabularFeature[i].feature;
3507                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3508                                 action = tabularFeature[i].action;
3509                                 break;
3510                         }
3511                 }
3512                 if (action == Tabular::LAST_ACTION) {
3513                         status.clear();
3514                         status.unknown(true);
3515                         return true;
3516                 }
3517
3518                 string const argument
3519                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3520
3521                 row_type sel_row_start = 0;
3522                 row_type sel_row_end = 0;
3523                 col_type sel_col_start = 0;
3524                 col_type sel_col_end = 0;
3525                 Tabular::ltType dummyltt;
3526                 bool flag = true;
3527
3528                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3529
3530                 switch (action) {
3531                 case Tabular::SET_PWIDTH:
3532                 case Tabular::SET_MPWIDTH:
3533                 case Tabular::SET_SPECIAL_COLUMN:
3534                 case Tabular::SET_SPECIAL_MULTI:
3535                 case Tabular::APPEND_ROW:
3536                 case Tabular::APPEND_COLUMN:
3537                 case Tabular::DELETE_ROW:
3538                 case Tabular::DELETE_COLUMN:
3539                 case Tabular::COPY_ROW:
3540                 case Tabular::COPY_COLUMN:
3541                 case Tabular::SET_ALL_LINES:
3542                 case Tabular::UNSET_ALL_LINES:
3543                 case Tabular::SET_TOP_SPACE:
3544                 case Tabular::SET_BOTTOM_SPACE:
3545                 case Tabular::SET_INTERLINE_SPACE:
3546                         status.clear();
3547                         return true;
3548
3549                 case Tabular::MULTICOLUMN:
3550                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3551                         break;
3552
3553                 case Tabular::M_TOGGLE_LINE_TOP:
3554                         flag = false;
3555                 case Tabular::TOGGLE_LINE_TOP:
3556                         status.setOnOff(tabular.topLine(cur.idx(), flag));
3557                         break;
3558
3559                 case Tabular::M_TOGGLE_LINE_BOTTOM:
3560                         flag = false;
3561                 case Tabular::TOGGLE_LINE_BOTTOM:
3562                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
3563                         break;
3564
3565                 case Tabular::M_TOGGLE_LINE_LEFT:
3566                         flag = false;
3567                 case Tabular::TOGGLE_LINE_LEFT:
3568                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
3569                         break;
3570
3571                 case Tabular::M_TOGGLE_LINE_RIGHT:
3572                         flag = false;
3573                 case Tabular::TOGGLE_LINE_RIGHT:
3574                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
3575                         break;
3576
3577                 case Tabular::M_ALIGN_LEFT:
3578                         flag = false;
3579                 case Tabular::ALIGN_LEFT:
3580                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3581                         break;
3582
3583                 case Tabular::M_ALIGN_RIGHT:
3584                         flag = false;
3585                 case Tabular::ALIGN_RIGHT:
3586                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3587                         break;
3588
3589                 case Tabular::M_ALIGN_CENTER:
3590                         flag = false;
3591                 case Tabular::ALIGN_CENTER:
3592                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3593                         break;
3594
3595                 case Tabular::ALIGN_BLOCK:
3596                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
3597                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3598                         break;
3599
3600                 case Tabular::M_VALIGN_TOP:
3601                         flag = false;
3602                 case Tabular::VALIGN_TOP:
3603                         status.setOnOff(
3604                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3605                         break;
3606
3607                 case Tabular::M_VALIGN_BOTTOM:
3608                         flag = false;
3609                 case Tabular::VALIGN_BOTTOM:
3610                         status.setOnOff(
3611                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3612                         break;
3613
3614                 case Tabular::M_VALIGN_MIDDLE:
3615                         flag = false;
3616                 case Tabular::VALIGN_MIDDLE:
3617                         status.setOnOff(
3618                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3619                         break;
3620
3621                 case Tabular::SET_LONGTABULAR:
3622                         status.setOnOff(tabular.isLongTabular());
3623                         break;
3624
3625                 case Tabular::UNSET_LONGTABULAR:
3626                         status.setOnOff(!tabular.isLongTabular());
3627                         break;
3628
3629                 case Tabular::TOGGLE_ROTATE_TABULAR:
3630                 case Tabular::SET_ROTATE_TABULAR:
3631                         status.setOnOff(tabular.getRotateTabular());
3632                         break;
3633
3634                 case Tabular::UNSET_ROTATE_TABULAR:
3635                         status.setOnOff(!tabular.getRotateTabular());
3636                         break;
3637
3638                 case Tabular::TOGGLE_ROTATE_CELL:
3639                 case Tabular::SET_ROTATE_CELL:
3640                         status.setOnOff(!oneCellHasRotationState(false,
3641                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3642                         break;
3643
3644                 case Tabular::UNSET_ROTATE_CELL:
3645                         status.setOnOff(!oneCellHasRotationState(true,
3646                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3647                         break;
3648
3649                 case Tabular::SET_USEBOX:
3650                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3651                         break;
3652
3653                 case Tabular::SET_LTFIRSTHEAD:
3654                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3655                         break;
3656
3657                 case Tabular::UNSET_LTFIRSTHEAD:
3658                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3659                         break;
3660
3661                 case Tabular::SET_LTHEAD:
3662                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3663                         break;
3664
3665                 case Tabular::UNSET_LTHEAD:
3666                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3667                         break;
3668
3669                 case Tabular::SET_LTFOOT:
3670                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3671                         break;
3672
3673                 case Tabular::UNSET_LTFOOT:
3674                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3675                         break;
3676
3677                 case Tabular::SET_LTLASTFOOT:
3678                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3679                         break;
3680
3681                 case Tabular::UNSET_LTLASTFOOT:
3682                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3683                         break;
3684
3685                 case Tabular::SET_LTNEWPAGE:
3686                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3687                         break;
3688
3689                 case Tabular::SET_BOOKTABS:
3690                         status.setOnOff(tabular.useBookTabs());
3691                         break;
3692
3693                 case Tabular::UNSET_BOOKTABS:
3694                         status.setOnOff(!tabular.useBookTabs());
3695                         break;
3696
3697                 default:
3698                         status.clear();
3699                         status.enabled(false);
3700                         break;
3701                 }
3702                 return true;
3703         }
3704
3705         // These are only enabled inside tabular
3706         case LFUN_CELL_BACKWARD:
3707         case LFUN_CELL_FORWARD:
3708                 status.enabled(true);
3709                 return true;
3710
3711         // disable these with multiple cells selected
3712         case LFUN_INSET_INSERT:
3713         case LFUN_TABULAR_INSERT:
3714         case LFUN_FLEX_INSERT:
3715         case LFUN_FLOAT_INSERT:
3716         case LFUN_FLOAT_WIDE_INSERT:
3717         case LFUN_FOOTNOTE_INSERT:
3718         case LFUN_MARGINALNOTE_INSERT:
3719         case LFUN_MATH_INSERT:
3720         case LFUN_MATH_MODE:
3721         case LFUN_MATH_MUTATE:
3722         case LFUN_MATH_DISPLAY:
3723         case LFUN_NOTE_INSERT:
3724         case LFUN_OPTIONAL_INSERT:
3725         case LFUN_BOX_INSERT:
3726         case LFUN_BRANCH_INSERT:
3727         case LFUN_WRAP_INSERT:
3728         case LFUN_ERT_INSERT: {
3729                 if (tablemode(cur)) {
3730                         status.enabled(false);
3731                         return true;
3732                 } else
3733                         return cell(cur.idx())->getStatus(cur, cmd, status);
3734         }
3735
3736         // disable in non-fixed-width cells
3737         case LFUN_BREAK_LINE:
3738         case LFUN_BREAK_PARAGRAPH:
3739         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
3740         case LFUN_BREAK_PARAGRAPH_SKIP: {
3741                 if (tabular.getPWidth(cur.idx()).zero()) {
3742                         status.enabled(false);
3743                         return true;
3744                 } else
3745                         return cell(cur.idx())->getStatus(cur, cmd, status);
3746         }
3747
3748         case LFUN_PASTE:
3749                 if (tabularStackDirty() && theClipboard().isInternal()) {
3750                         status.enabled(true);
3751                         return true;
3752                 } else
3753                         return cell(cur.idx())->getStatus(cur, cmd, status);
3754
3755         case LFUN_INSET_MODIFY:
3756                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
3757                         status.enabled(true);
3758                         return true;
3759                 }
3760                 // Fall through
3761
3762         default:
3763                 // we try to handle this event in the insets dispatch function.
3764                 return cell(cur.idx())->getStatus(cur, cmd, status);
3765         }
3766 }
3767
3768
3769 int InsetTabular::latex(Buffer const & buf, odocstream & os,
3770                         OutputParams const & runparams) const
3771 {
3772         return tabular.latex(buf, os, runparams);
3773 }
3774
3775
3776 int InsetTabular::plaintext(Buffer const & buf, odocstream & os,
3777                             OutputParams const & runparams) const
3778 {
3779         os << '\n'; // output table on a new line
3780         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
3781         tabular.plaintext(buf, os, runparams, dp, false, 0);
3782         return PLAINTEXT_NEWLINE;
3783 }
3784
3785
3786 int InsetTabular::docbook(Buffer const & buf, odocstream & os,
3787                           OutputParams const & runparams) const
3788 {
3789         int ret = 0;
3790         Inset * master = 0;
3791
3792         // FIXME: Why not pass a proper DocIterator here?
3793 #if 0
3794         // if the table is inside a float it doesn't need the informaltable
3795         // wrapper. Search for it.
3796         for (master = owner(); master; master = master->owner())
3797                 if (master->lyxCode() == Inset::FLOAT_CODE)
3798                         break;
3799 #endif
3800
3801         if (!master) {
3802                 os << "<informaltable>";
3803                 ++ret;
3804         }
3805         ret += tabular.docbook(buf, os, runparams);
3806         if (!master) {
3807                 os << "</informaltable>";
3808                 ++ret;
3809         }
3810         return ret;
3811 }
3812
3813
3814 void InsetTabular::validate(LaTeXFeatures & features) const
3815 {
3816         tabular.validate(features);
3817 }
3818
3819
3820 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
3821 {
3822         return tabular.getCellInset(idx);
3823 }
3824
3825
3826 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
3827 {
3828         return tabular.getCellInset(idx);
3829 }
3830
3831
3832 void InsetTabular::cursorPos(BufferView const & bv,
3833                 CursorSlice const & sl, bool boundary, int & x, int & y) const
3834 {
3835         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
3836
3837         // y offset     correction
3838         int const row = tabular.cellRow(sl.idx());
3839         for (int i = 0; i <= row; ++i) {
3840                 if (i != 0) {
3841                         y += tabular.rowAscent(i);
3842                         y += tabular.getAdditionalHeight(i);
3843                 }
3844                 if (i != row)
3845                         y += tabular.rowDescent(i);
3846         }
3847
3848         // x offset correction
3849         int const col = tabular.cellColumn(sl.idx());
3850         int idx = tabular.cellIndex(row, 0);
3851         for (int j = 0; j < col; ++j) {
3852                 if (tabular.isPartOfMultiColumn(row, j))
3853                         continue;
3854                 x += tabular.columnWidth(idx);
3855                 ++idx;
3856         }
3857         x += tabular.getBeginningOfTextInCell(idx);
3858         x += ADD_TO_TABULAR_WIDTH;
3859         x += scx_;
3860 }
3861
3862
3863 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
3864 {
3865         int xx = 0;
3866         int yy = 0;
3867         Inset const & inset = *tabular.getCellInset(cell);
3868         Point o = bv.coordCache().getInsets().xy(&inset);
3869         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
3870         int const xend = xbeg + tabular.columnWidth(cell);
3871         row_type const row = tabular.cellRow(cell);
3872         int const ybeg = o.y_ - tabular.rowAscent(row) -
3873                          tabular.getAdditionalHeight(row);
3874         int const yend = o.y_ + tabular.rowDescent(row);
3875
3876         if (x < xbeg)
3877                 xx = xbeg - x;
3878         else if (x > xend)
3879                 xx = x - xend;
3880
3881         if (y < ybeg)
3882                 yy = ybeg - y;
3883         else if (y > yend)
3884                 yy = y - yend;
3885
3886         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
3887         //       << " ybeg=" << ybeg << " yend=" << yend
3888         //       << " xx=" << xx << " yy=" << yy
3889         //       << " dist=" << xx + yy << endl;
3890         return xx + yy;
3891 }
3892
3893
3894 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
3895 {
3896         //lyxerr << "InsetTabular::editXY: " << this << endl;
3897         cur.selection() = false;
3898         cur.push(*this);
3899         cur.idx() = getNearestCell(cur.bv(), x, y);
3900         resetPos(cur);
3901         return cur.bv().textMetrics(&cell(cur.idx())->text_).editXY(cur, x, y);
3902 }
3903
3904
3905 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
3906 {
3907         cur.idx() = getNearestCell(cur.bv(), x, y);
3908         cur.bv().textMetrics(&cell(cur.idx())->text_).setCursorFromCoordinates(cur, x, y);
3909 }
3910
3911
3912 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
3913 {
3914         idx_type idx_min = 0;
3915         int dist_min = std::numeric_limits<int>::max();
3916         for (idx_type i = 0, n = nargs(); i != n; ++i) {
3917                 if (bv.coordCache().getInsets().has(tabular.getCellInset(i).get())) {
3918                         int const d = dist(bv, i, x, y);
3919                         if (d < dist_min) {
3920                                 dist_min = d;
3921                                 idx_min = i;
3922                         }
3923                 }
3924         }
3925         return idx_min;
3926 }
3927
3928
3929 int InsetTabular::getCellXPos(idx_type const cell) const
3930 {
3931         idx_type c = cell;
3932
3933         for (; !tabular.isFirstCellInRow(c); --c)
3934                 ;
3935         int lx = 0;
3936         for (; c < cell; ++c)
3937                 lx += tabular.columnWidth(c);
3938
3939         return lx;
3940 }
3941
3942
3943 void InsetTabular::resetPos(Cursor & cur) const
3944 {
3945         BufferView & bv = cur.bv();
3946         int const maxwidth = bv.workWidth();
3947
3948         if (&cur.inset() != this) {
3949                 scx_ = 0;
3950         } else {
3951                 int const X1 = 0;
3952                 int const X2 = maxwidth;
3953                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
3954                 int const x1 = xo(cur.bv()) + getCellXPos(cur.idx()) + offset;
3955                 int const x2 = x1 + tabular.columnWidth(cur.idx());
3956
3957                 if (x1 < X1)
3958                         scx_ = X1 + 20 - x1;
3959                 else if (x2 > X2)
3960                         scx_ = X2 - 20 - x2;
3961                 else
3962                         scx_ = 0;
3963         }
3964
3965         cur.updateFlags(Update::Force | Update::FitCursor);
3966 }
3967
3968
3969 void InsetTabular::moveNextCell(Cursor & cur)
3970 {
3971         if (isRightToLeft(cur)) {
3972                 if (tabular.isFirstCellInRow(cur.idx())) {
3973                         row_type const row = tabular.cellRow(cur.idx());
3974                         if (row == tabular.rowCount() - 1)
3975                                 return;
3976                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
3977                 } else {
3978                         if (cur.idx() == 0)
3979                                 return;
3980                         --cur.idx();
3981                 }
3982         } else {
3983                 if (tabular.isLastCell(cur.idx()))
3984                         return;
3985                 ++cur.idx();
3986         }
3987         cur.pit() = 0;
3988         cur.pos() = 0;
3989         resetPos(cur);
3990 }
3991
3992
3993 void InsetTabular::movePrevCell(Cursor & cur)
3994 {
3995         if (isRightToLeft(cur)) {
3996                 if (tabular.isLastCellInRow(cur.idx())) {
3997                         row_type const row = tabular.cellRow(cur.idx());
3998                         if (row == 0)
3999                                 return;
4000                         cur.idx() = tabular.getFirstCellInRow(row);
4001                         cur.idx() = tabular.getCellAbove(cur.idx());
4002                 } else {
4003                         if (tabular.isLastCell(cur.idx()))
4004                                 return;
4005                         ++cur.idx();
4006                 }
4007         } else {
4008                 if (cur.idx() == 0) // first cell
4009                         return;
4010                 --cur.idx();
4011         }
4012         cur.pit() = cur.lastpit();
4013         cur.pos() = cur.lastpos();
4014
4015         // FIXME: this accesses the position cache before it is initialized
4016         //resetPos(cur);
4017 }
4018
4019
4020 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
4021 {
4022         Tabular::Feature action = Tabular::LAST_ACTION;
4023
4024         int i = 0;
4025         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4026                 string const tmp = tabularFeature[i].feature;
4027
4028                 if (tmp == what.substr(0, tmp.length())) {
4029                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
4030                         //tabularFeatures[i].feature.length()))
4031                         action = tabularFeature[i].action;
4032                         break;
4033                 }
4034         }
4035         if (action == Tabular::LAST_ACTION)
4036                 return false;
4037
4038         string const val =
4039                 ltrim(what.substr(tabularFeature[i].feature.length()));
4040         tabularFeatures(cur, action, val);
4041         return true;
4042 }
4043
4044
4045 static void checkLongtableSpecial(Tabular::ltType & ltt,
4046                           string const & special, bool & flag)
4047 {
4048         if (special == "dl_above") {
4049                 ltt.topDL = flag;
4050                 ltt.set = false;
4051         } else if (special == "dl_below") {
4052                 ltt.bottomDL = flag;
4053                 ltt.set = false;
4054         } else if (special == "empty") {
4055                 ltt.empty = flag;
4056                 ltt.set = false;
4057         } else if (flag) {
4058                 ltt.empty = false;
4059                 ltt.set = true;
4060         }
4061 }
4062
4063 bool InsetTabular::oneCellHasRotationState(bool rotated,
4064                 row_type row_start, row_type row_end,
4065                 col_type col_start, col_type col_end) const {
4066
4067         for (row_type i = row_start; i <= row_end; ++i) {
4068                 for (col_type j = col_start; j <= col_end; ++j) {
4069                         if (tabular.getRotateCell(tabular.cellIndex(i, j))
4070                                 == rotated) {
4071                                 return true;
4072                         }
4073                 }
4074         }
4075         return false;
4076 }
4077
4078 void InsetTabular::tabularFeatures(Cursor & cur,
4079         Tabular::Feature feature, string const & value)
4080 {
4081         BufferView & bv = cur.bv();
4082         col_type sel_col_start;
4083         col_type sel_col_end;
4084         row_type sel_row_start;
4085         row_type sel_row_end;
4086         bool setLines = false;
4087         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4088         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4089
4090         switch (feature) {
4091
4092         case Tabular::M_ALIGN_LEFT:
4093         case Tabular::ALIGN_LEFT:
4094                 setAlign = LYX_ALIGN_LEFT;
4095                 break;
4096
4097         case Tabular::M_ALIGN_RIGHT:
4098         case Tabular::ALIGN_RIGHT:
4099                 setAlign = LYX_ALIGN_RIGHT;
4100                 break;
4101
4102         case Tabular::M_ALIGN_CENTER:
4103         case Tabular::ALIGN_CENTER:
4104                 setAlign = LYX_ALIGN_CENTER;
4105                 break;
4106
4107         case Tabular::ALIGN_BLOCK:
4108                 setAlign = LYX_ALIGN_BLOCK;
4109                 break;
4110
4111         case Tabular::M_VALIGN_TOP:
4112         case Tabular::VALIGN_TOP:
4113                 setVAlign = Tabular::LYX_VALIGN_TOP;
4114                 break;
4115
4116         case Tabular::M_VALIGN_BOTTOM:
4117         case Tabular::VALIGN_BOTTOM:
4118                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4119                 break;
4120
4121         case Tabular::M_VALIGN_MIDDLE:
4122         case Tabular::VALIGN_MIDDLE:
4123                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4124                 break;
4125
4126         default:
4127                 break;
4128         }
4129
4130         recordUndoInset(cur, Undo::ATOMIC);
4131
4132         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4133         row_type const row = tabular.cellRow(cur.idx());
4134         col_type const column = tabular.cellColumn(cur.idx());
4135         bool flag = true;
4136         Tabular::ltType ltt;
4137
4138         switch (feature) {
4139
4140         case Tabular::SET_PWIDTH: {
4141                 Length const len(value);
4142                 tabular.setColumnPWidth(cur, cur.idx(), len);
4143                 if (len.zero()
4144                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4145                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4146                 break;
4147         }
4148
4149         case Tabular::SET_MPWIDTH:
4150                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4151                 break;
4152
4153         case Tabular::SET_SPECIAL_COLUMN:
4154         case Tabular::SET_SPECIAL_MULTI:
4155                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4156                 break;
4157
4158         case Tabular::APPEND_ROW:
4159                 // append the row into the tabular
4160                 tabular.appendRow(bv.buffer().params(), cur.idx());
4161                 break;
4162
4163         case Tabular::APPEND_COLUMN:
4164                 // append the column into the tabular
4165                 tabular.appendColumn(bv.buffer().params(), cur.idx());
4166                 cur.idx() = tabular.cellIndex(row, column);
4167                 break;
4168
4169         case Tabular::DELETE_ROW:
4170                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4171                         tabular.deleteRow(sel_row_start);
4172                 if (sel_row_start >= tabular.rowCount())
4173                         --sel_row_start;
4174                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4175                 cur.pit() = 0;
4176                 cur.pos() = 0;
4177                 cur.selection() = false;
4178                 break;
4179
4180         case Tabular::DELETE_COLUMN:
4181                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4182                         tabular.deleteColumn(sel_col_start);
4183                 if (sel_col_start >= tabular.columnCount())
4184                         --sel_col_start;
4185                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4186                 cur.pit() = 0;
4187                 cur.pos() = 0;
4188                 cur.selection() = false;
4189                 break;
4190
4191         case Tabular::COPY_ROW:
4192                 tabular.copyRow(bv.buffer().params(), row);
4193                 break;
4194
4195         case Tabular::COPY_COLUMN:
4196                 tabular.copyColumn(bv.buffer().params(), column);
4197                 cur.idx() = tabular.cellIndex(row, column);
4198                 break;
4199
4200         case Tabular::M_TOGGLE_LINE_TOP:
4201                 flag = false;
4202         case Tabular::TOGGLE_LINE_TOP: {
4203                 bool lineSet = !tabular.topLine(cur.idx(), flag);
4204                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4205                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4206                                 tabular.setTopLine(
4207                                         tabular.cellIndex(i, j),
4208                                         lineSet, flag);
4209                 break;
4210         }
4211
4212         case Tabular::M_TOGGLE_LINE_BOTTOM:
4213                 flag = false;
4214         case Tabular::TOGGLE_LINE_BOTTOM: {
4215                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
4216                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4217                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4218                                 tabular.setBottomLine(
4219                                         tabular.cellIndex(i, j),
4220                                         lineSet,
4221                                         flag);
4222                 break;
4223         }
4224
4225         case Tabular::M_TOGGLE_LINE_LEFT:
4226                 flag = false;
4227         case Tabular::TOGGLE_LINE_LEFT: {
4228                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
4229                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4230                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4231                                 tabular.setLeftLine(
4232                                         tabular.cellIndex(i,j),
4233                                         lineSet,
4234                                         flag);
4235                 break;
4236         }
4237
4238         case Tabular::M_TOGGLE_LINE_RIGHT:
4239                 flag = false;
4240         case Tabular::TOGGLE_LINE_RIGHT: {
4241                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
4242                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4243                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4244                                 tabular.setRightLine(
4245                                         tabular.cellIndex(i,j),
4246                                         lineSet,
4247                                         flag);
4248                 break;
4249         }
4250
4251         case Tabular::M_ALIGN_LEFT:
4252         case Tabular::M_ALIGN_RIGHT:
4253         case Tabular::M_ALIGN_CENTER:
4254                 flag = false;
4255         case Tabular::ALIGN_LEFT:
4256         case Tabular::ALIGN_RIGHT:
4257         case Tabular::ALIGN_CENTER:
4258         case Tabular::ALIGN_BLOCK:
4259                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4260                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4261                                 tabular.setAlignment(
4262                                         tabular.cellIndex(i, j),
4263                                         setAlign,
4264                                         flag);
4265                 break;
4266
4267         case Tabular::M_VALIGN_TOP:
4268         case Tabular::M_VALIGN_BOTTOM:
4269         case Tabular::M_VALIGN_MIDDLE:
4270                 flag = false;
4271         case Tabular::VALIGN_TOP:
4272         case Tabular::VALIGN_BOTTOM:
4273         case Tabular::VALIGN_MIDDLE:
4274                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4275                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4276                                 tabular.setVAlignment(
4277                                         tabular.cellIndex(i, j),
4278                                         setVAlign, flag);
4279                 break;
4280
4281         case Tabular::MULTICOLUMN: {
4282                 if (sel_row_start != sel_row_end) {
4283                         // FIXME: Need I say it ? This is horrible.
4284                         // FIXME UNICODE
4285                         Alert::error(_("Error setting multicolumn"),
4286                                      _("You cannot set multicolumn vertically."));
4287                         return;
4288                 }
4289                 if (!cur.selection()) {
4290                         // just multicol for one single cell
4291                         // check whether we are completely in a multicol
4292                         if (tabular.isMultiColumn(cur.idx()))
4293                                 tabular.unsetMultiColumn(cur.idx());
4294                         else
4295                                 tabular.setMultiColumn(&bv.buffer(), cur.idx(), 1);
4296                         break;
4297                 }
4298                 // we have a selection so this means we just add all this
4299                 // cells to form a multicolumn cell
4300                 idx_type const s_start = cur.selBegin().idx();
4301                 idx_type const s_end = cur.selEnd().idx();
4302                 tabular.setMultiColumn(&bv.buffer(), s_start, s_end - s_start + 1);
4303                 cur.idx() = s_start;
4304                 cur.pit() = 0;
4305                 cur.pos() = 0;
4306                 cur.selection() = false;
4307                 break;
4308         }
4309
4310         case Tabular::SET_ALL_LINES:
4311                 setLines = true;
4312         case Tabular::UNSET_ALL_LINES:
4313                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4314                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4315                                 tabular.setAllLines(
4316                                         tabular.cellIndex(i,j), setLines);
4317                 break;
4318
4319         case Tabular::SET_LONGTABULAR:
4320                 tabular.setLongTabular(true);
4321                 break;
4322
4323         case Tabular::UNSET_LONGTABULAR:
4324                 tabular.setLongTabular(false);
4325                 break;
4326
4327         case Tabular::SET_ROTATE_TABULAR:
4328                 tabular.setRotateTabular(true);
4329                 break;
4330
4331         case Tabular::UNSET_ROTATE_TABULAR:
4332                 tabular.setRotateTabular(false);
4333                 break;
4334
4335         case Tabular::TOGGLE_ROTATE_TABULAR:
4336                 tabular.setRotateTabular(!tabular.getRotateTabular());
4337                 break;
4338
4339         case Tabular::SET_ROTATE_CELL:
4340                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4341                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4342                                 tabular.setRotateCell(
4343                                         tabular.cellIndex(i, j), true);
4344                 break;
4345
4346         case Tabular::UNSET_ROTATE_CELL:
4347                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4348                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4349                                 tabular.setRotateCell(
4350                                         tabular.cellIndex(i, j), false);
4351                 break;
4352
4353         case Tabular::TOGGLE_ROTATE_CELL:
4354                 {
4355                 bool oneNotRotated = oneCellHasRotationState(false,
4356                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4357
4358                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4359                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4360                                 tabular.setRotateCell(tabular.cellIndex(i, j),
4361                                                                           oneNotRotated);
4362                 }
4363                 break;
4364
4365         case Tabular::SET_USEBOX: {
4366                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4367                 if (val == tabular.getUsebox(cur.idx()))
4368                         val = Tabular::BOX_NONE;
4369                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4370                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4371                                 tabular.setUsebox(tabular.cellIndex(i, j), val);
4372                 break;
4373         }
4374
4375         case Tabular::UNSET_LTFIRSTHEAD:
4376                 flag = false;
4377         case Tabular::SET_LTFIRSTHEAD:
4378                 tabular.getRowOfLTFirstHead(row, ltt);
4379                 checkLongtableSpecial(ltt, value, flag);
4380                 tabular.setLTHead(row, flag, ltt, true);
4381                 break;
4382
4383         case Tabular::UNSET_LTHEAD:
4384                 flag = false;
4385         case Tabular::SET_LTHEAD:
4386                 tabular.getRowOfLTHead(row, ltt);
4387                 checkLongtableSpecial(ltt, value, flag);
4388                 tabular.setLTHead(row, flag, ltt, false);
4389                 break;
4390
4391         case Tabular::UNSET_LTFOOT:
4392                 flag = false;
4393         case Tabular::SET_LTFOOT:
4394                 tabular.getRowOfLTFoot(row, ltt);
4395                 checkLongtableSpecial(ltt, value, flag);
4396                 tabular.setLTFoot(row, flag, ltt, false);
4397                 break;
4398
4399         case Tabular::UNSET_LTLASTFOOT:
4400                 flag = false;
4401         case Tabular::SET_LTLASTFOOT:
4402                 tabular.getRowOfLTLastFoot(row, ltt);
4403                 checkLongtableSpecial(ltt, value, flag);
4404                 tabular.setLTFoot(row, flag, ltt, true);
4405                 break;
4406
4407         case Tabular::SET_LTNEWPAGE:
4408                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4409                 break;
4410
4411         case Tabular::SET_BOOKTABS:
4412                 tabular.setBookTabs(true);
4413                 break;
4414
4415         case Tabular::UNSET_BOOKTABS:
4416                 tabular.setBookTabs(false);
4417                 break;
4418
4419         case Tabular::SET_TOP_SPACE: {
4420                 Length len;
4421                 if (value == "default")
4422                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4423                                 tabular.row_info[i].top_space_default = true;
4424                 else if (isValidLength(value, &len))
4425                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4426                                 tabular.row_info[i].top_space_default = false;
4427                                 tabular.row_info[i].top_space = len;
4428                         }
4429                 else
4430                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4431                                 tabular.row_info[i].top_space_default = false;
4432                                 tabular.row_info[i].top_space = len;
4433                         }
4434                 break;
4435         }
4436
4437         case Tabular::SET_BOTTOM_SPACE: {
4438                 Length len;
4439                 if (value == "default")
4440                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4441                                 tabular.row_info[i].bottom_space_default = true;
4442                 else if (isValidLength(value, &len))
4443                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4444                                 tabular.row_info[i].bottom_space_default = false;
4445                                 tabular.row_info[i].bottom_space = len;
4446                         }
4447                 else
4448                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4449                                 tabular.row_info[i].bottom_space_default = false;
4450                                 tabular.row_info[i].bottom_space = len;
4451                         }
4452                 break;
4453         }
4454
4455         case Tabular::SET_INTERLINE_SPACE: {
4456                 Length len;
4457                 if (value == "default")
4458                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4459                                 tabular.row_info[i].interline_space_default = true;
4460                 else if (isValidLength(value, &len))
4461                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4462                                 tabular.row_info[i].interline_space_default = false;
4463                                 tabular.row_info[i].interline_space = len;
4464                         }
4465                 else
4466                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4467                                 tabular.row_info[i].interline_space_default = false;
4468                                 tabular.row_info[i].interline_space = len;
4469                         }
4470                 break;
4471         }
4472
4473         // dummy stuff just to avoid warnings
4474         case Tabular::LAST_ACTION:
4475                 break;
4476         }
4477 }
4478
4479
4480 bool InsetTabular::showInsetDialog(BufferView * bv) const
4481 {
4482         InsetTabularMailer(*this).showDialog(bv);
4483         return true;
4484 }
4485
4486
4487 void InsetTabular::openLayoutDialog(BufferView * bv) const
4488 {
4489         InsetTabularMailer(*this).showDialog(bv);
4490 }
4491
4492
4493 bool InsetTabular::copySelection(Cursor & cur)
4494 {
4495         if (!cur.selection())
4496                 return false;
4497
4498         row_type rs, re;
4499         col_type cs, ce;
4500         getSelection(cur, rs, re, cs, ce);
4501
4502         paste_tabular.reset(new Tabular(tabular));
4503
4504         for (row_type i = 0; i < rs; ++i)
4505                 paste_tabular->deleteRow(0);
4506
4507         row_type const rows = re - rs + 1;
4508         while (paste_tabular->rowCount() > rows)
4509                 paste_tabular->deleteRow(rows);
4510
4511         paste_tabular->setTopLine(0, true, true);
4512         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
4513                                      true, true);
4514
4515         for (col_type i = 0; i < cs; ++i)
4516                 paste_tabular->deleteColumn(0);
4517
4518         col_type const columns = ce - cs + 1;
4519         while (paste_tabular->columnCount() > columns)
4520                 paste_tabular->deleteColumn(columns);
4521
4522         paste_tabular->setLeftLine(0, true, true);
4523         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
4524                                     true, true);
4525
4526         odocstringstream os;
4527         OutputParams const runparams(0);
4528         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
4529         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4530         cap::copySelection(cur, os.str());
4531
4532         // mark tabular stack dirty
4533         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4534         // when we (hopefully) have a one-for-all paste mechanism.
4535         // This must be called after cap::copySelection.
4536         dirtyTabularStack(true);
4537
4538         return true;
4539 }
4540
4541
4542 bool InsetTabular::pasteClipboard(Cursor & cur)
4543 {
4544         if (!paste_tabular)
4545                 return false;
4546         col_type const actcol = tabular.cellColumn(cur.idx());
4547         row_type const actrow = tabular.cellRow(cur.idx());
4548         for (row_type r1 = 0, r2 = actrow;
4549              r1 < paste_tabular->rowCount() && r2 < tabular.rowCount();
4550              ++r1, ++r2) {
4551                 for (col_type c1 = 0, c2 = actcol;
4552                     c1 < paste_tabular->columnCount() && c2 < tabular.columnCount();
4553                     ++c1, ++c2) {
4554                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4555                             tabular.isPartOfMultiColumn(r2, c2))
4556                                 continue;
4557                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4558                                 --c2;
4559                                 continue;
4560                         }
4561                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4562                                 --c1;
4563                                 continue;
4564                         }
4565                         shared_ptr<InsetText> inset(
4566                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
4567                         tabular.setCellInset(r2, c2, inset);
4568                         // FIXME: change tracking (MG)
4569                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4570                                                 Change::INSERTED : Change::UNCHANGED));
4571                         cur.pos() = 0;
4572                 }
4573         }
4574         return true;
4575 }
4576
4577
4578 void InsetTabular::cutSelection(Cursor & cur)
4579 {
4580         if (!cur.selection())
4581                 return;
4582
4583         row_type rs, re;
4584         col_type cs, ce;
4585         getSelection(cur, rs, re, cs, ce);
4586         for (row_type i = rs; i <= re; ++i) {
4587                 for (col_type j = cs; j <= ce; ++j) {
4588                         shared_ptr<InsetText> t
4589                                 = cell(tabular.cellIndex(i, j));
4590                         if (cur.buffer().params().trackChanges)
4591                                 // FIXME: Change tracking (MG)
4592                                 t->setChange(Change(Change::DELETED));
4593                         else
4594                                 t->clear();
4595                 }
4596         }
4597
4598         // cursor position might be invalid now
4599         if (cur.pit() > cur.lastpit())
4600                 cur.pit() = cur.lastpit();
4601         if (cur.pos() > cur.lastpos())
4602                 cur.pos() = cur.lastpos();
4603         cur.clearSelection();
4604 }
4605
4606
4607 bool InsetTabular::isRightToLeft(Cursor & cur) const
4608 {
4609         BOOST_ASSERT(cur.depth() > 1);
4610         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4611         pos_type const parentpos = cur[cur.depth() - 2].pos();
4612         return parentpar.getFontSettings(cur.bv().buffer().params(),
4613                                          parentpos).language()->rightToLeft();
4614 }
4615
4616
4617 void InsetTabular::getSelection(Cursor & cur,
4618         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4619 {
4620         CursorSlice const & beg = cur.selBegin();
4621         CursorSlice const & end = cur.selEnd();
4622         cs = tabular.cellColumn(beg.idx());
4623         ce = tabular.cellColumn(end.idx());
4624         if (cs > ce) {
4625                 ce = cs;
4626                 cs = tabular.cellColumn(end.idx());
4627         } else {
4628                 ce = tabular.cellRightColumn(end.idx());
4629         }
4630
4631         rs = tabular.cellRow(beg.idx());
4632         re = tabular.cellRow(end.idx());
4633         if (rs > re)
4634                 swap(rs, re);
4635 }
4636
4637
4638 Text * InsetTabular::getText(int idx) const
4639 {
4640         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4641 }
4642
4643
4644 void InsetTabular::setChange(Change const & change)
4645 {
4646         for (idx_type idx = 0; idx < nargs(); ++idx)
4647                 cell(idx)->setChange(change);
4648 }
4649
4650
4651 void InsetTabular::acceptChanges(BufferParams const & bparams)
4652 {
4653         for (idx_type idx = 0; idx < nargs(); ++idx)
4654                 cell(idx)->acceptChanges(bparams);
4655 }
4656
4657
4658 void InsetTabular::rejectChanges(BufferParams const & bparams)
4659 {
4660         for (idx_type idx = 0; idx < nargs(); ++idx)
4661                 cell(idx)->rejectChanges(bparams);
4662 }
4663
4664
4665 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
4666 {
4667         return tabular.getPWidth(cell).zero();
4668 }
4669
4670
4671 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4672                                      bool usePaste)
4673 {
4674         if (buf.length() <= 0)
4675                 return true;
4676
4677         Buffer const & buffer = bv.buffer();
4678
4679         col_type cols = 1;
4680         row_type rows = 1;
4681         col_type maxCols = 1;
4682         docstring::size_type const len = buf.length();
4683         docstring::size_type p = 0;
4684
4685         while (p < len &&
4686                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4687                 switch (buf[p]) {
4688                 case '\t':
4689                         ++cols;
4690                         break;
4691                 case '\n':
4692                         if (p + 1 < len)
4693                                 ++rows;
4694                         maxCols = max(cols, maxCols);
4695                         cols = 1;
4696                         break;
4697                 }
4698                 ++p;
4699         }
4700         maxCols = max(cols, maxCols);
4701         Tabular * loctab;
4702         idx_type cell = 0;
4703         col_type ocol = 0;
4704         row_type row = 0;
4705         if (usePaste) {
4706                 paste_tabular.reset(
4707                         new Tabular(buffer.params(), rows, maxCols));
4708                 loctab = paste_tabular.get();
4709                 cols = 0;
4710                 dirtyTabularStack(true);
4711         } else {
4712                 loctab = &tabular;
4713                 cell = bv.cursor().idx();
4714                 ocol = tabular.cellColumn(cell);
4715                 row = tabular.cellRow(cell);
4716         }
4717
4718         docstring::size_type op = 0;
4719         idx_type const cells = loctab->cellCount();
4720         p = 0;
4721         cols = ocol;
4722         rows = loctab->rowCount();
4723         col_type const columns = loctab->columnCount();
4724
4725         while (cell < cells && p < len && row < rows &&
4726                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4727         {
4728                 if (p >= len)
4729                         break;
4730                 switch (buf[p]) {
4731                 case '\t':
4732                         // we can only set this if we are not too far right
4733                         if (cols < columns) {
4734                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
4735                                 Font const font = bv.textMetrics(&inset->text_).
4736                                         getDisplayFont(0, 0);
4737                                 inset->setText(buf.substr(op, p - op), font,
4738                                                buffer.params().trackChanges);
4739                                 ++cols;
4740                                 ++cell;
4741                         }
4742                         break;
4743                 case '\n':
4744                         // we can only set this if we are not too far right
4745                         if (cols < columns) {
4746                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
4747                                 Font const font = bv.textMetrics(&inset->text_).
4748                                         getDisplayFont(0, 0);
4749                                 inset->setText(buf.substr(op, p - op), font,
4750                                                buffer.params().trackChanges);
4751                         }
4752                         cols = ocol;
4753                         ++row;
4754                         if (row < rows)
4755                                 cell = loctab->cellIndex(row, cols);
4756                         break;
4757                 }
4758                 ++p;
4759                 op = p;
4760         }
4761         // check for the last cell if there is no trailing '\n'
4762         if (cell < cells && op < len) {
4763                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
4764                 Font const font = bv.textMetrics(&inset->text_).getDisplayFont(0, 0);
4765                 inset->setText(buf.substr(op, len - op), font,
4766                         buffer.params().trackChanges);
4767         }
4768         return true;
4769 }
4770
4771
4772 void InsetTabular::addPreview(PreviewLoader & loader) const
4773 {
4774         row_type const rows = tabular.rowCount();
4775         col_type const columns = tabular.columnCount();
4776         for (row_type i = 0; i < rows; ++i) {
4777                 for (col_type j = 0; j < columns; ++j)
4778                         tabular.getCellInset(i, j)->addPreview(loader);
4779         }
4780 }
4781
4782
4783 bool InsetTabular::tablemode(Cursor & cur) const
4784 {
4785         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4786 }
4787
4788
4789
4790
4791 string const InsetTabularMailer::name_("tabular");
4792
4793 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
4794         : inset_(const_cast<InsetTabular &>(inset))
4795 {}
4796
4797
4798 string const InsetTabularMailer::inset2string(Buffer const &) const
4799 {
4800         return params2string(inset_);
4801 }
4802
4803
4804 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
4805 {
4806         istringstream data(in);
4807         Lexer lex(0,0);
4808         lex.setStream(data);
4809
4810         if (in.empty())
4811                 return;
4812
4813         string token;
4814         lex >> token;
4815         if (!lex || token != name_)
4816                 return print_mailer_error("InsetTabularMailer", in, 1,
4817                                           name_);
4818
4819         // This is part of the inset proper that is usually swallowed
4820         // by Buffer::readInset
4821         lex >> token;
4822         if (!lex || token != "Tabular")
4823                 return print_mailer_error("InsetTabularMailer", in, 2,
4824                                           "Tabular");
4825
4826         Buffer const & buffer = inset.buffer();
4827         inset.read(buffer, lex);
4828 }
4829
4830
4831 string const InsetTabularMailer::params2string(InsetTabular const & inset)
4832 {
4833         ostringstream data;
4834         data << name_ << ' ';
4835         inset.write(inset.buffer(), data);
4836         data << "\\end_inset\n";
4837         return data.str();
4838 }
4839
4840
4841 } // namespace lyx