src/insets/InsetTabular.cpp

   1 /**
   2  * \file InsetTabular.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author Matthias Ettrich
   8  * \author José Matos
   9  * \author Jean-Marc Lasgouttes
  10  * \author Angus Leeming
  11  * \author John Levon
  12  * \author André Pönitz
  13  * \author Jürgen Vigna
  14  *
  15  * Full author contact details are available in file CREDITS.
  16  */
  17
  18 #include <config.h>
  19
  20 #include "InsetTabular.h"
  21
  22 #include "buffer_funcs.h"
  23 #include "Buffer.h"
  24 #include "BufferParams.h"
  25 #include "BufferView.h"
  26 #include "CoordCache.h"
  27 #include "Counters.h"
  28 #include "Cursor.h"
  29 #include "CutAndPaste.h"
  30 #include "DispatchResult.h"
  31 #include "FuncRequest.h"
  32 #include "FuncStatus.h"
  33 #include "Language.h"
  34 #include "LaTeXFeatures.h"
  35 #include "Lexer.h"
  36 #include "LyXFunc.h"
  37 #include "LyXRC.h"
  38 #include "MetricsInfo.h"
  39 #include "OutputParams.h"
  40 #include "paragraph_funcs.h"
  41 #include "Paragraph.h"
  42 #include "ParagraphParameters.h"
  43 #include "ParIterator.h"
  44 #include "TextClass.h"
  45 #include "TextMetrics.h"
  46
  47 #include "frontends/Application.h"
  48 #include "frontends/alert.h"
  49 #include "frontends/Clipboard.h"
  50 #include "frontends/Painter.h"
  51 #include "frontends/Selection.h"
  52
  53 #include "support/convert.h"
  54 #include "support/debug.h"
  55 #include "support/docstream.h"
  56 #include "support/FileName.h"
  57 #include "support/gettext.h"
  58 #include "support/lstrings.h"
  59
  60 #include <boost/scoped_ptr.hpp>
  61
  62 #include <sstream>
  63 #include <iostream>
  64 #include <limits>
  65 #include <cstring>
  66
  67 using namespace std;
  68 using namespace lyx::support;
  69
  70 using boost::shared_ptr;
  71 using boost::dynamic_pointer_cast;
  72
  73
  74 namespace lyx {
  75
  76 using cap::dirtyTabularStack;
  77 using cap::tabularStackDirty;
  78
  79 using graphics::PreviewLoader;
  80
  81 using frontend::Painter;
  82 using frontend::Clipboard;
  83
  84 namespace Alert = frontend::Alert;
  85
  86
  87 namespace {
  88
  89 int const ADD_TO_HEIGHT = 2; // in cell
  90 int const ADD_TO_TABULAR_WIDTH = 6; // horiz space before and after the table
  91 int const default_line_space = 10; // ?
  92 int const WIDTH_OF_LINE = 5; // space between double lines
  93
  94
  95 ///
  96 boost::scoped_ptr<Tabular> paste_tabular;
  97
  98
  99 struct TabularFeature {
 100         Tabular::Feature action;
 101         string feature;
 102 };
 103
 104
 105 TabularFeature tabularFeature[] =
 106 {
 107         { Tabular::APPEND_ROW, "append-row" },
 108         { Tabular::APPEND_COLUMN, "append-column" },
 109         { Tabular::DELETE_ROW, "delete-row" },
 110         { Tabular::DELETE_COLUMN, "delete-column" },
 111         { Tabular::COPY_ROW, "copy-row" },
 112         { Tabular::COPY_COLUMN, "copy-column" },
 113         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 114         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 115         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 116         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 117         { Tabular::ALIGN_LEFT, "align-left" },
 118         { Tabular::ALIGN_RIGHT, "align-right" },
 119         { Tabular::ALIGN_CENTER, "align-center" },
 120         { Tabular::ALIGN_BLOCK, "align-block" },
 121         { Tabular::VALIGN_TOP, "valign-top" },
 122         { Tabular::VALIGN_BOTTOM, "valign-bottom" },
 123         { Tabular::VALIGN_MIDDLE, "valign-middle" },
 124         { Tabular::M_ALIGN_LEFT, "m-align-left" },
 125         { Tabular::M_ALIGN_RIGHT, "m-align-right" },
 126         { Tabular::M_ALIGN_CENTER, "m-align-center" },
 127         { Tabular::M_VALIGN_TOP, "m-valign-top" },
 128         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 129         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 130         { Tabular::MULTICOLUMN, "multicolumn" },
 131         { Tabular::SET_ALL_LINES, "set-all-lines" },
 132         { Tabular::UNSET_ALL_LINES, "unset-all-lines" },
 133         { Tabular::SET_LONGTABULAR, "set-longtabular" },
 134         { Tabular::UNSET_LONGTABULAR, "unset-longtabular" },
 135         { Tabular::SET_PWIDTH, "set-pwidth" },
 136         { Tabular::SET_MPWIDTH, "set-mpwidth" },
 137         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 138         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 139         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular" },
 140         { Tabular::SET_ROTATE_CELL, "set-rotate-cell" },
 141         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 142         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell" },
 143         { Tabular::SET_USEBOX, "set-usebox" },
 144         { Tabular::SET_LTHEAD, "set-lthead" },
 145         { Tabular::UNSET_LTHEAD, "unset-lthead" },
 146         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 147         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 148         { Tabular::SET_LTFOOT, "set-ltfoot" },
 149         { Tabular::UNSET_LTFOOT, "unset-ltfoot" },
 150         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 151         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 152         { Tabular::SET_LTNEWPAGE, "set-ltnewpage" },
 153         { Tabular::SET_SPECIAL_COLUMN, "set-special-column" },
 154         { Tabular::SET_SPECIAL_MULTI, "set-special-multi" },
 155         { Tabular::SET_BOOKTABS, "set-booktabs" },
 156         { Tabular::UNSET_BOOKTABS, "unset-booktabs" },
 157         { Tabular::SET_TOP_SPACE, "set-top-space" },
 158         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 159         { Tabular::SET_INTERLINE_SPACE, "set-interline-space" },
 160         { Tabular::SET_BORDER_LINES, "set-border-lines" },
 161         { Tabular::LAST_ACTION, "" }
 162 };
 163
 164
 165 class FeatureEqual : public unary_function<TabularFeature, bool> {
 166 public:
 167         FeatureEqual(Tabular::Feature feature)
 168                 : feature_(feature) {}
 169         bool operator()(TabularFeature const & tf) const {
 170                 return tf.action == feature_;
 171         }
 172 private:
 173         Tabular::Feature feature_;
 174 };
 175
 176
 177 template <class T>
 178 string const write_attribute(string const & name, T const & t)
 179 {
 180         string const s = tostr(t);
 181         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 182 }
 183
 184 template <>
 185 string const write_attribute(string const & name, string const & t)
 186 {
 187         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 188 }
 189
 190
 191 template <>
 192 string const write_attribute(string const & name, docstring const & t)
 193 {
 194         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 195 }
 196
 197
 198 template <>
 199 string const write_attribute(string const & name, bool const & b)
 200 {
 201         // we write only true attribute values so we remove a bit of the
 202         // file format bloat for tabulars.
 203         return b ? write_attribute(name, convert<string>(b)) : string();
 204 }
 205
 206
 207 template <>
 208 string const write_attribute(string const & name, int const & i)
 209 {
 210         // we write only true attribute values so we remove a bit of the
 211         // file format bloat for tabulars.
 212         return i ? write_attribute(name, convert<string>(i)) : string();
 213 }
 214
 215
 216 template <>
 217 string const write_attribute(string const & name, Tabular::idx_type const & i)
 218 {
 219         // we write only true attribute values so we remove a bit of the
 220         // file format bloat for tabulars.
 221         return i ? write_attribute(name, convert<string>(i)) : string();
 222 }
 223
 224
 225 template <>
 226 string const write_attribute(string const & name, Length const & value)
 227 {
 228         // we write only the value if we really have one same reson as above.
 229         return value.zero() ? string() : write_attribute(name, value.asString());
 230 }
 231
 232
 233 string const tostr(LyXAlignment const & num)
 234 {
 235         switch (num) {
 236         case LYX_ALIGN_NONE:
 237                 return "none";
 238         case LYX_ALIGN_BLOCK:
 239                 return "block";
 240         case LYX_ALIGN_LEFT:
 241                 return "left";
 242         case LYX_ALIGN_CENTER:
 243                 return "center";
 244         case LYX_ALIGN_RIGHT:
 245                 return "right";
 246         case LYX_ALIGN_LAYOUT:
 247                 return "layout";
 248         case LYX_ALIGN_SPECIAL:
 249                 return "special";
 250         }
 251         return string();
 252 }
 253
 254
 255 string const tostr(Tabular::VAlignment const & num)
 256 {
 257         switch (num) {
 258         case Tabular::LYX_VALIGN_TOP:
 259                 return "top";
 260         case Tabular::LYX_VALIGN_MIDDLE:
 261                 return "middle";
 262         case Tabular::LYX_VALIGN_BOTTOM:
 263                 return "bottom";
 264         }
 265         return string();
 266 }
 267
 268
 269 string const tostr(Tabular::BoxType const & num)
 270 {
 271         switch (num) {
 272         case Tabular::BOX_NONE:
 273                 return "none";
 274         case Tabular::BOX_PARBOX:
 275                 return "parbox";
 276         case Tabular::BOX_MINIPAGE:
 277                 return "minipage";
 278         }
 279         return string();
 280 }
 281
 282
 283 // I would have liked a fromstr template a lot better. (Lgb)
 284 bool string2type(string const str, LyXAlignment & num)
 285 {
 286         if (str == "none")
 287                 num = LYX_ALIGN_NONE;
 288         else if (str == "block")
 289                 num = LYX_ALIGN_BLOCK;
 290         else if (str == "left")
 291                 num = LYX_ALIGN_LEFT;
 292         else if (str == "center")
 293                 num = LYX_ALIGN_CENTER;
 294         else if (str == "right")
 295                 num = LYX_ALIGN_RIGHT;
 296         else
 297                 return false;
 298         return true;
 299 }
 300
 301
 302 bool string2type(string const str, Tabular::VAlignment & num)
 303 {
 304         if (str == "top")
 305                 num = Tabular::LYX_VALIGN_TOP;
 306         else if (str == "middle" )
 307                 num = Tabular::LYX_VALIGN_MIDDLE;
 308         else if (str == "bottom")
 309                 num = Tabular::LYX_VALIGN_BOTTOM;
 310         else
 311                 return false;
 312         return true;
 313 }
 314
 315
 316 bool string2type(string const str, Tabular::BoxType & num)
 317 {
 318         if (str == "none")
 319                 num = Tabular::BOX_NONE;
 320         else if (str == "parbox")
 321                 num = Tabular::BOX_PARBOX;
 322         else if (str == "minipage")
 323                 num = Tabular::BOX_MINIPAGE;
 324         else
 325                 return false;
 326         return true;
 327 }
 328
 329
 330 bool string2type(string const str, bool & num)
 331 {
 332         if (str == "true")
 333                 num = true;
 334         else if (str == "false")
 335                 num = false;
 336         else
 337                 return false;
 338         return true;
 339 }
 340
 341
 342 bool getTokenValue(string const & str, char const * token, string & ret)
 343 {
 344         ret.erase();
 345         size_t token_length = strlen(token);
 346         size_t pos = str.find(token);
 347
 348         if (pos == string::npos || pos + token_length + 1 >= str.length()
 349                 || str[pos + token_length] != '=')
 350                 return false;
 351         pos += token_length + 1;
 352         char ch = str[pos];
 353         if (ch != '"' && ch != '\'') { // only read till next space
 354                 ret += ch;
 355                 ch = ' ';
 356         }
 357         while (pos < str.length() - 1 && str[++pos] != ch)
 358                 ret += str[pos];
 359
 360         return true;
 361 }
 362
 363
 364 bool getTokenValue(string const & str, char const * token, docstring & ret)
 365 {
 366         string tmp;
 367         bool const success = getTokenValue(str, token, tmp);
 368         ret = from_utf8(tmp);
 369         return success;
 370 }
 371
 372
 373 bool getTokenValue(string const & str, char const * token, int & num)
 374 {
 375         string tmp;
 376         num = 0;
 377         if (!getTokenValue(str, token, tmp))
 378                 return false;
 379         num = convert<int>(tmp);
 380         return true;
 381 }
 382
 383
 384 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 385 {
 386         string tmp;
 387         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 388 }
 389
 390
 391 bool getTokenValue(string const & str, char const * token,
 392                                    Tabular::VAlignment & num)
 393 {
 394         string tmp;
 395         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 396 }
 397
 398
 399 bool getTokenValue(string const & str, char const * token,
 400                                    Tabular::BoxType & num)
 401 {
 402         string tmp;
 403         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 404 }
 405
 406
 407 bool getTokenValue(string const & str, char const * token, bool & flag)
 408 {
 409         // set the flag always to false as this should be the default for bools
 410         // not in the file-format.
 411         flag = false;
 412         string tmp;
 413         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 414 }
 415
 416
 417 bool getTokenValue(string const & str, char const * token, Length & len)
 418 {
 419         // set the length to be zero() as default as this it should be if not
 420         // in the file format.
 421         len = Length();
 422         string tmp;
 423         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 424 }
 425
 426
 427 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 428 {
 429         len = Length();
 430         flag = false;
 431         string tmp;
 432         if (!getTokenValue(str, token, tmp))
 433                 return false;
 434         if (tmp == "default") {
 435                 flag = true;
 436                 return  true;
 437         }
 438         return isValidLength(tmp, &len);
 439 }
 440
 441
 442 void l_getline(istream & is, string & str)
 443 {
 444         str.erase();
 445         while (str.empty()) {
 446                 getline(is, str);
 447                 if (!str.empty() && str[str.length() - 1] == '\r')
 448                         str.erase(str.length() - 1);
 449         }
 450 }
 451
 452 } // namespace
 453
 454
 455 string const featureAsString(Tabular::Feature feature)
 456 {
 457         TabularFeature * end = tabularFeature +
 458                 sizeof(tabularFeature) / sizeof(TabularFeature);
 459         TabularFeature * it = find_if(tabularFeature, end,
 460                                            FeatureEqual(feature));
 461         return (it == end) ? string() : it->feature;
 462 }
 463
 464
 465
 466 /////////////////////////////////////////////////////////////////////
 467 //
 468 // Tabular
 469 //
 470 /////////////////////////////////////////////////////////////////////
 471
 472
 473 Tabular::CellData::CellData(Buffer const & buf, Tabular const & table)
 474         : cellno(0),
 475           width(0),
 476           multicolumn(Tabular::CELL_NORMAL),
 477           alignment(LYX_ALIGN_CENTER),
 478           valignment(LYX_VALIGN_TOP),
 479           top_line(false),
 480           bottom_line(false),
 481           left_line(false),
 482           right_line(false),
 483           usebox(BOX_NONE),
 484           rotate(false),
 485           inset(new InsetTableCell(buf, this, &table))
 486 {
 487         inset->setBuffer(const_cast<Buffer &>(buf));
 488         inset->paragraphs().back().setLayout(buf.params().documentClass().emptyLayout());
 489 }
 490
 491
 492 Tabular::CellData::CellData(CellData const & cs)
 493         : cellno(cs.cellno),
 494           width(cs.width),
 495           multicolumn(cs.multicolumn),
 496           alignment(cs.alignment),
 497           valignment(cs.valignment),
 498           top_line(cs.top_line),
 499           bottom_line(cs.bottom_line),
 500           left_line(cs.left_line),
 501           right_line(cs.right_line),
 502           usebox(cs.usebox),
 503           rotate(cs.rotate),
 504           align_special(cs.align_special),
 505           p_width(cs.p_width),
 506           inset(dynamic_cast<InsetTableCell *>(cs.inset->clone()))
 507 {
 508         inset->setCellData(this);
 509 }
 510
 511
 512 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 513 {
 514         swap(cs);
 515         return *this;
 516 }
 517
 518
 519 void Tabular::CellData::swap(CellData & rhs)
 520 {
 521         std::swap(cellno, rhs.cellno);
 522         std::swap(width, rhs.width);
 523         std::swap(multicolumn, rhs.multicolumn);
 524         std::swap(alignment, rhs.alignment);
 525         std::swap(valignment, rhs.valignment);
 526         std::swap(top_line, rhs.top_line);
 527         std::swap(bottom_line, rhs.bottom_line);
 528         std::swap(left_line, rhs.left_line);
 529         std::swap(right_line, rhs.right_line);
 530         std::swap(usebox, rhs.usebox);
 531         std::swap(rotate, rhs.rotate);
 532         std::swap(align_special, rhs.align_special);
 533         p_width.swap(rhs.p_width);
 534         inset.swap(rhs.inset);
 535 }
 536
 537
 538 Tabular::RowData::RowData()
 539         : ascent(0),
 540           descent(0),
 541           top_space_default(false),
 542           bottom_space_default(false),
 543           interline_space_default(false),
 544           endhead(false),
 545           endfirsthead(false),
 546           endfoot(false),
 547           endlastfoot(false),
 548           newpage(false)
 549 {}
 550
 551
 552 Tabular::ColumnData::ColumnData()
 553         : alignment(LYX_ALIGN_CENTER),
 554           valignment(LYX_VALIGN_TOP),
 555           width(0)
 556 {
 557 }
 558
 559
 560 Tabular::ltType::ltType()
 561         : topDL(false),
 562           bottomDL(false),
 563           empty(false)
 564 {}
 565
 566
 567 Tabular::Tabular()
 568 {
 569         // unusable now!
 570 }
 571
 572
 573 Tabular::Tabular(Buffer const & buffer, row_type rows_arg, col_type columns_arg)
 574 {
 575         init(buffer, rows_arg, columns_arg);
 576 }
 577
 578
 579 // activates all lines and sets all widths to 0
 580 void Tabular::init(Buffer const & buf, row_type rows_arg,
 581                       col_type columns_arg)
 582 {
 583         buffer_ = &buf;
 584         row_info = row_vector(rows_arg);
 585         column_info = column_vector(columns_arg);
 586         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf, *this)));
 587         row_info.reserve(10);
 588         column_info.reserve(10);
 589         cell_info.reserve(100);
 590         updateIndexes();
 591         is_long_tabular = false;
 592         rotate = false;
 593         use_booktabs = false;
 594         // set silly default lines
 595         for (row_type i = 0; i < rowCount(); ++i)
 596                 for (col_type j = 0; j < columnCount(); ++j) {
 597                         cell_info[i][j].top_line = true;
 598                         cell_info[i][j].left_line = true;
 599                         cell_info[i][j].bottom_line = i == 0 || i == rowCount() - 1;
 600                         cell_info[i][j].right_line = j == columnCount() - 1;
 601                 }
 602 }
 603
 604
 605 void Tabular::appendRow(idx_type const cell)
 606 {
 607         BufferParams const & bp = buffer().params();
 608         row_type const row = cellRow(cell);
 609
 610         row_vector::iterator rit = row_info.begin() + row;
 611         row_info.insert(rit, RowData());
 612         // now set the values of the row before
 613         row_info[row] = row_info[row + 1];
 614
 615         row_type const nrows = rowCount();
 616         col_type const ncols = columnCount();
 617
 618         cell_vvector old(nrows - 1);
 619         for (row_type i = 0; i < nrows - 1; ++i)
 620                 swap(cell_info[i], old[i]);
 621
 622         cell_info = cell_vvector(nrows, cell_vector(ncols, CellData(buffer(), *this)));
 623
 624         for (row_type i = 0; i <= row; ++i)
 625                 swap(cell_info[i], old[i]);
 626         for (row_type i = row + 2; i < nrows; ++i)
 627                 swap(cell_info[i], old[i - 1]);
 628
 629         if (bp.trackChanges)
 630                 for (col_type j = 0; j < ncols; ++j)
 631                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 632
 633         updateIndexes();
 634 }
 635
 636
 637 void Tabular::deleteRow(row_type const row)
 638 {
 639         // Not allowed to delete last row
 640         if (rowCount() == 1)
 641                 return;
 642
 643         row_info.erase(row_info.begin() + row);
 644         cell_info.erase(cell_info.begin() + row);
 645         updateIndexes();
 646 }
 647
 648
 649 void Tabular::copyRow(row_type const row)
 650 {
 651         row_info.insert(row_info.begin() + row, row_info[row]);
 652         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 653
 654         if (buffer().params().trackChanges)
 655                 for (col_type j = 0; j < columnCount(); ++j)
 656                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 657
 658         updateIndexes();
 659 }
 660
 661
 662 void Tabular::appendColumn(idx_type const cell)
 663 {
 664         col_type const column = cellColumn(cell);
 665         column_vector::iterator cit = column_info.begin() + column + 1;
 666         column_info.insert(cit, ColumnData());
 667         col_type const ncols = columnCount();
 668         // set the column values of the column before
 669         column_info[column + 1] = column_info[column];
 670
 671         for (row_type i = 0; i < rowCount(); ++i) {
 672                 cell_info[i].insert(cell_info[i].begin() + column + 1, CellData(buffer(), *this));
 673                 col_type c = column + 2;
 674                 while (c < ncols
 675                         && cell_info[i][c].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 676                         cell_info[i][c].multicolumn = CELL_NORMAL;
 677                         ++c;
 678                 }
 679         }
 680         //++column;
 681         for (row_type i = 0; i < rowCount(); ++i) {
 682                 cell_info[i][column + 1].inset->clear();
 683                 if (buffer().params().trackChanges)
 684                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 685         }
 686         updateIndexes();
 687 }
 688
 689
 690 void Tabular::deleteColumn(col_type const column)
 691 {
 692         // Not allowed to delete last column
 693         if (columnCount() == 1)
 694                 return;
 695
 696         column_info.erase(column_info.begin() + column);
 697         for (row_type i = 0; i < rowCount(); ++i) {
 698                 // Care about multicolumn cells
 699                 if (column + 1 < columnCount() &&
 700                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 701                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 702                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 703                 }
 704                 cell_info[i].erase(cell_info[i].begin() + column);
 705         }
 706         updateIndexes();
 707 }
 708
 709
 710 void Tabular::copyColumn(col_type const column)
 711 {
 712         BufferParams const & bp = buffer().params();
 713         column_info.insert(column_info.begin() + column, column_info[column]);
 714
 715         for (row_type i = 0; i < rowCount(); ++i)
 716                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 717
 718         if (bp.trackChanges)
 719                 for (row_type i = 0; i < rowCount(); ++i)
 720                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 721         updateIndexes();
 722 }
 723
 724
 725 void Tabular::updateIndexes()
 726 {
 727         col_type ncols = columnCount();
 728         row_type nrows = rowCount();
 729         numberofcells = 0;
 730         for (row_type row = 0; row < nrows; ++row)
 731                 for (col_type column = 0; column < ncols; ++column) {
 732                         if (!isPartOfMultiColumn(row, column))
 733                                 ++numberofcells;
 734                         cell_info[row][column].cellno = numberofcells - 1;
 735                 }
 736
 737         rowofcell.resize(numberofcells);
 738         columnofcell.resize(numberofcells);
 739         idx_type i = 0;
 740         for (row_type row = 0; row < nrows; ++row)
 741                 for (col_type column = 0; column < ncols; ++column) {
 742                         if (isPartOfMultiColumn(row, column))
 743                                 continue;
 744                         rowofcell[i] = row;
 745                         columnofcell[i] = column;
 746                         ++i;
 747                 }
 748 }
 749
 750
 751 Tabular::idx_type Tabular::cellCount() const
 752 {
 753         return numberofcells;
 754 }
 755
 756
 757 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 758 {
 759         row_type const row = cellRow(cell);
 760         idx_type result = 0;
 761         for (col_type i = 0; i < columnCount(); ++i)
 762                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 763                         ++result;
 764         return result;
 765 }
 766
 767
 768 bool Tabular::topLine(idx_type const cell) const
 769 {
 770         return cellInfo(cell).top_line;
 771 }
 772
 773
 774 bool Tabular::bottomLine(idx_type const cell) const
 775 {
 776         return cellInfo(cell).bottom_line;
 777 }
 778
 779
 780 bool Tabular::leftLine(idx_type cell) const
 781 {
 782         if (use_booktabs)
 783                 return false;
 784         return cellInfo(cell).left_line;
 785 }
 786
 787
 788 bool Tabular::rightLine(idx_type cell) const
 789 {
 790         if (use_booktabs)
 791                 return false;
 792         return cellInfo(cell).right_line;
 793 }
 794
 795
 796 bool Tabular::topAlreadyDrawn(idx_type cell) const
 797 {
 798         row_type row = cellRow(cell);
 799         if (row == 0)
 800                 return false;
 801         idx_type i = cellIndex(row - 1, cellColumn(cell));
 802         return !rowBottomLine(row - 1) && bottomLine(i);
 803 }
 804
 805
 806 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 807 {
 808         col_type col = cellColumn(cell);
 809         if (col == 0)
 810                 return false;
 811         idx_type i = cellIndex(cellRow(cell), col - 1);
 812         return rightLine(i) && !leftLine(cell);
 813 }
 814
 815
 816 bool Tabular::isLastRow(idx_type cell) const
 817 {
 818         return cellRow(cell) == rowCount() - 1;
 819 }
 820
 821
 822 int Tabular::getAdditionalHeight(row_type row) const
 823 {
 824         if (!row || row >= rowCount())
 825                 return 0;
 826
 827         int const interline_space = row_info[row - 1].interline_space_default ?
 828                 default_line_space :
 829                 row_info[row - 1].interline_space.inPixels(width());
 830         if (rowTopLine(row) && rowBottomLine(row - 1))
 831                 return interline_space + WIDTH_OF_LINE;
 832         return interline_space;
 833 }
 834
 835
 836 int Tabular::getAdditionalWidth(idx_type cell) const
 837 {
 838         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 839         if (rightLine(cell)
 840                 && nextcol < columnCount() && leftLine(cellIndex(cellRow(cell), nextcol)))
 841                 return WIDTH_OF_LINE;
 842         return 0;
 843 }
 844
 845
 846 int Tabular::columnWidth(idx_type cell) const
 847 {
 848         int w = 0;
 849         col_type const span = columnSpan(cell);
 850         col_type const col = cellColumn(cell);
 851         for(col_type c = col; c < col + span ; ++c)
 852                 w += column_info[c].width;
 853         return w;
 854 }
 855
 856
 857 bool Tabular::updateColumnWidths()
 858 {
 859         col_type const ncols = columnCount();
 860         row_type const nrows = rowCount();
 861         bool update = false;
 862         // for each col get max of single col cells
 863         for(col_type c = 0; c < ncols; ++c) {
 864                 int new_width = 0;
 865                 for(row_type r = 0; r < nrows; ++r) {
 866                         idx_type const i = cellIndex(r, c);
 867                         if (columnSpan(i) == 1)
 868                                 new_width = max(new_width, cellInfo(i).width);
 869                 }
 870
 871                 if (column_info[c].width != new_width) {
 872                         column_info[c].width = new_width;
 873                         update = true;
 874                 }
 875         }
 876         // update col widths to fit merged cells
 877         for(col_type c = 0; c < ncols; ++c)
 878                 for(row_type r = 0; r < nrows; ++r) {
 879                         idx_type const i = cellIndex(r, c);
 880                         int const span = columnSpan(i);
 881                         if (span == 1 || c > cellColumn(i))
 882                                 continue;
 883
 884                         int old_width = 0;
 885                         for(col_type j = c; j < c + span ; ++j)
 886                                 old_width += column_info[j].width;
 887
 888                         if (cellInfo(i).width > old_width) {
 889                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 890                                 update = true;
 891                         }
 892                 }
 893
 894         return update;
 895 }
 896
 897
 898 int Tabular::width() const
 899 {
 900         col_type const ncols = columnCount();
 901         int width = 0;
 902         for (col_type i = 0; i < ncols; ++i)
 903                 width += column_info[i].width;
 904         return width;
 905 }
 906
 907
 908 void Tabular::setCellWidth(idx_type cell, int new_width)
 909 {
 910         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 911                 + getAdditionalWidth(cell);
 912 }
 913
 914
 915 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 916                               bool onlycolumn)
 917 {
 918         if (!isMultiColumn(cell) || onlycolumn)
 919                 column_info[cellColumn(cell)].alignment = align;
 920         if (!onlycolumn)
 921                 cellInfo(cell).alignment = align;
 922 }
 923
 924
 925 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 926                                bool onlycolumn)
 927 {
 928         if (!isMultiColumn(cell) || onlycolumn)
 929                 column_info[cellColumn(cell)].valignment = align;
 930         if (!onlycolumn)
 931                 cellInfo(cell).valignment = align;
 932 }
 933
 934
 935 namespace {
 936
 937 /**
 938  * Allow line and paragraph breaks for fixed width cells or disallow them,
 939  * merge cell paragraphs and reset layout to standard for variable width
 940  * cells.
 941  */
 942 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 943 {
 944         inset->setAutoBreakRows(fixedWidth);
 945         if (fixedWidth)
 946                 return;
 947
 948         // merge all paragraphs to one
 949         BufferParams const & bp = cur.bv().buffer().params();
 950         while (inset->paragraphs().size() > 1)
 951                 mergeParagraph(bp, inset->paragraphs(), 0);
 952
 953         // reset layout
 954         cur.push(*inset);
 955         // undo information has already been recorded
 956         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
 957                         bp.documentClass().emptyLayoutName());
 958         cur.pop();
 959 }
 960
 961 }
 962
 963
 964 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
 965                 Length const & width)
 966 {
 967         col_type const j = cellColumn(cell);
 968
 969         column_info[j].p_width = width;
 970         for (row_type i = 0; i < rowCount(); ++i) {
 971                 idx_type const cell = cellIndex(i, j);
 972                 // because of multicolumns
 973                 toggleFixedWidth(cur, cellInset(cell).get(),
 974                                  !getPWidth(cell).zero());
 975         }
 976         // cur paragraph can become invalid after paragraphs were merged
 977         if (cur.pit() > cur.lastpit())
 978                 cur.pit() = cur.lastpit();
 979         // cur position can become invalid after newlines were removed
 980         if (cur.pos() > cur.lastpos())
 981                 cur.pos() = cur.lastpos();
 982 }
 983
 984
 985 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
 986                 Length const & width)
 987 {
 988         if (!isMultiColumn(cell))
 989                 return false;
 990
 991         cellInfo(cell).p_width = width;
 992         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
 993         // cur paragraph can become invalid after paragraphs were merged
 994         if (cur.pit() > cur.lastpit())
 995                 cur.pit() = cur.lastpit();
 996         // cur position can become invalid after newlines were removed
 997         if (cur.pos() > cur.lastpos())
 998                 cur.pos() = cur.lastpos();
 999         return true;
1000 }
1001
1002
1003 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1004                                  Tabular::Feature what)
1005 {
1006         if (what == SET_SPECIAL_MULTI)
1007                 cellInfo(cell).align_special = special;
1008         else
1009                 column_info[cellColumn(cell)].align_special = special;
1010 }
1011
1012
1013 void Tabular::setAllLines(idx_type cell, bool line)
1014 {
1015         setTopLine(cell, line);
1016         setBottomLine(cell, line);
1017         setRightLine(cell, line);
1018         setLeftLine(cell, line);
1019 }
1020
1021
1022 void Tabular::setTopLine(idx_type i, bool line)
1023 {
1024         cellInfo(i).top_line = line;
1025 }
1026
1027
1028 void Tabular::setBottomLine(idx_type i, bool line)
1029 {
1030         cellInfo(i).bottom_line = line;
1031 }
1032
1033
1034 void Tabular::setLeftLine(idx_type cell, bool line)
1035 {
1036         cellInfo(cell).left_line = line;
1037 }
1038
1039
1040 void Tabular::setRightLine(idx_type cell, bool line)
1041 {
1042         cellInfo(cell).right_line = line;
1043 }
1044
1045 bool Tabular::rowTopLine(row_type r) const
1046 {
1047         idx_type i0 = getFirstCellInRow(r);
1048         idx_type i1 = getLastCellInRow(r);
1049         bool all_rows_set = true;
1050         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1051                 all_rows_set = cellInfo(j).top_line;
1052         return all_rows_set;
1053 }
1054
1055
1056 bool Tabular::rowBottomLine(row_type r) const
1057 {
1058         idx_type i0 = getFirstCellInRow(r);
1059         idx_type i1 = getLastCellInRow(r);
1060         bool all_rows_set = true;
1061         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1062                 all_rows_set = cellInfo(j).bottom_line;
1063         return all_rows_set;
1064 }
1065
1066
1067 bool Tabular::columnLeftLine(col_type c) const
1068 {
1069         bool all_cols_set = true;
1070         row_type const nrows = rowCount();
1071         for (row_type r = 0; all_cols_set && r < nrows; ++r) {
1072                 idx_type i = cellIndex(r, c);
1073                 if (c == cellColumn(i))
1074                         all_cols_set = cellInfo(i).left_line;
1075         }
1076         return all_cols_set;
1077 }
1078
1079
1080 bool Tabular::columnRightLine(col_type c) const
1081 {
1082         bool all_cols_set = true;
1083         row_type const nrows = rowCount();
1084         for (row_type r = 0; all_cols_set && r < nrows; ++r) {
1085                 idx_type i = cellIndex(r, c);
1086                 if (c == cellColumn(i) + columnSpan(i) - 1)
1087                         all_cols_set = cellInfo(i).right_line;
1088         }
1089         return all_cols_set;
1090 }
1091
1092
1093 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1094 {
1095         if (!onlycolumn && isMultiColumn(cell))
1096                 return cellInfo(cell).alignment;
1097         return column_info[cellColumn(cell)].alignment;
1098 }
1099
1100
1101 Tabular::VAlignment
1102 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1103 {
1104         if (!onlycolumn && isMultiColumn(cell))
1105                 return cellInfo(cell).valignment;
1106         return column_info[cellColumn(cell)].valignment;
1107 }
1108
1109
1110 Length const Tabular::getPWidth(idx_type cell) const
1111 {
1112         if (isMultiColumn(cell))
1113                 return cellInfo(cell).p_width;
1114         return column_info[cellColumn(cell)].p_width;
1115 }
1116
1117
1118 Length const Tabular::getColumnPWidth(idx_type cell) const
1119 {
1120         return column_info[cellColumn(cell)].p_width;
1121 }
1122
1123
1124 Length const Tabular::getMColumnPWidth(idx_type cell) const
1125 {
1126         if (isMultiColumn(cell))
1127                 return cellInfo(cell).p_width;
1128         return Length();
1129 }
1130
1131
1132 docstring const Tabular::getAlignSpecial(idx_type cell, int what) const
1133 {
1134         if (what == SET_SPECIAL_MULTI)
1135                 return cellInfo(cell).align_special;
1136         return column_info[cellColumn(cell)].align_special;
1137 }
1138
1139
1140 int Tabular::cellWidth(idx_type cell) const
1141 {
1142         return cellInfo(cell).width;
1143 }
1144
1145
1146 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1147 {
1148         int x = 0;
1149
1150         switch (getAlignment(cell)) {
1151         case LYX_ALIGN_CENTER:
1152                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1153                 break;
1154         case LYX_ALIGN_RIGHT:
1155                 x += columnWidth(cell) - cellWidth(cell);
1156                 // + getAdditionalWidth(cell);
1157                 break;
1158         default:
1159                 // LYX_ALIGN_LEFT: nothing :-)
1160                 break;
1161         }
1162
1163         // the LaTeX Way :-(
1164         x += WIDTH_OF_LINE;
1165         return x;
1166 }
1167
1168
1169 bool Tabular::isFirstCellInRow(idx_type cell) const
1170 {
1171         return cellColumn(cell) == 0;
1172 }
1173
1174
1175 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1176 {
1177         if (row > rowCount() - 1)
1178                 row = rowCount() - 1;
1179         return cell_info[row][0].cellno;
1180 }
1181
1182
1183 bool Tabular::isLastCellInRow(idx_type cell) const
1184 {
1185         return cellRightColumn(cell) == columnCount() - 1;
1186 }
1187
1188
1189 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1190 {
1191         if (row > rowCount() - 1)
1192                 row = rowCount() - 1;
1193         return cell_info[row][columnCount() - 1].cellno;
1194 }
1195
1196
1197 Tabular::row_type Tabular::cellRow(idx_type cell) const
1198 {
1199         if (cell >= cellCount())
1200                 return rowCount() - 1;
1201         if (cell == npos)
1202                 return 0;
1203         return rowofcell[cell];
1204 }
1205
1206
1207 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1208 {
1209         if (cell >= cellCount())
1210                 return columnCount() - 1;
1211         if (cell == npos)
1212                 return 0;
1213         return columnofcell[cell];
1214 }
1215
1216
1217 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1218 {
1219         row_type const row = cellRow(cell);
1220         col_type column = cellColumn(cell);
1221         while (column < columnCount() - 1 &&
1222                    cell_info[row][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN)
1223                 ++column;
1224         return column;
1225 }
1226
1227
1228 void Tabular::write(ostream & os) const
1229 {
1230         // header line
1231         os << "<lyxtabular"
1232            << write_attribute("version", 3)
1233            << write_attribute("rows", rowCount())
1234            << write_attribute("columns", columnCount())
1235            << ">\n";
1236         // global longtable options
1237         os << "<features"
1238            << write_attribute("rotate", rotate)
1239            << write_attribute("booktabs", use_booktabs)
1240            << write_attribute("islongtable", is_long_tabular)
1241            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1242            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1243            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1244            << write_attribute("headTopDL", endhead.topDL)
1245            << write_attribute("headBottomDL", endhead.bottomDL)
1246            << write_attribute("footTopDL", endfoot.topDL)
1247            << write_attribute("footBottomDL", endfoot.bottomDL)
1248            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1249            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1250            << write_attribute("lastFootEmpty", endlastfoot.empty)
1251            << ">\n";
1252         for (col_type j = 0; j < columnCount(); ++j) {
1253                 os << "<column"
1254                    << write_attribute("alignment", column_info[j].alignment)
1255                    << write_attribute("valignment", column_info[j].valignment)
1256                    << write_attribute("width", column_info[j].p_width.asString())
1257                    << write_attribute("special", column_info[j].align_special)
1258                    << ">\n";
1259         }
1260         for (row_type i = 0; i < rowCount(); ++i) {
1261                 static const string def("default");
1262                 os << "<row";
1263                 if (row_info[i].top_space_default)
1264                         os << write_attribute("topspace", def);
1265                 else
1266                         os << write_attribute("topspace", row_info[i].top_space);
1267                 if (row_info[i].bottom_space_default)
1268                         os << write_attribute("bottomspace", def);
1269                 else
1270                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1271                 if (row_info[i].interline_space_default)
1272                         os << write_attribute("interlinespace", def);
1273                 else
1274                         os << write_attribute("interlinespace", row_info[i].interline_space);
1275                 os << write_attribute("endhead", row_info[i].endhead)
1276                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1277                    << write_attribute("endfoot", row_info[i].endfoot)
1278                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1279                    << write_attribute("newpage", row_info[i].newpage)
1280                    << ">\n";
1281                 for (col_type j = 0; j < columnCount(); ++j) {
1282                         os << "<cell"
1283                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1284                            << write_attribute("alignment", cell_info[i][j].alignment)
1285                            << write_attribute("valignment", cell_info[i][j].valignment)
1286                            << write_attribute("topline", cell_info[i][j].top_line)
1287                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1288                            << write_attribute("leftline", cell_info[i][j].left_line)
1289                            << write_attribute("rightline", cell_info[i][j].right_line)
1290                            << write_attribute("rotate", cell_info[i][j].rotate)
1291                            << write_attribute("usebox", cell_info[i][j].usebox)
1292                            << write_attribute("width", cell_info[i][j].p_width)
1293                            << write_attribute("special", cell_info[i][j].align_special)
1294                            << ">\n";
1295                         os << "\\begin_inset ";
1296                         cell_info[i][j].inset->write(os);
1297                         os << "\n\\end_inset\n"
1298                            << "</cell>\n";
1299                 }
1300                 os << "</row>\n";
1301         }
1302         os << "</lyxtabular>\n";
1303 }
1304
1305
1306 void Tabular::read(Lexer & lex)
1307 {
1308         string line;
1309         istream & is = lex.getStream();
1310
1311         l_getline(is, line);
1312         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1313                 BOOST_ASSERT(false);
1314                 return;
1315         }
1316
1317         int version;
1318         if (!getTokenValue(line, "version", version))
1319                 return;
1320         BOOST_ASSERT(version >= 2);
1321
1322         int rows_arg;
1323         if (!getTokenValue(line, "rows", rows_arg))
1324                 return;
1325         int columns_arg;
1326         if (!getTokenValue(line, "columns", columns_arg))
1327                 return;
1328         init(buffer(), rows_arg, columns_arg);
1329         l_getline(is, line);
1330         if (!prefixIs(line, "<features")) {
1331                 lyxerr << "Wrong tabular format (expected <features ...> got"
1332                        << line << ')' << endl;
1333                 return;
1334         }
1335         getTokenValue(line, "rotate", rotate);
1336         getTokenValue(line, "booktabs", use_booktabs);
1337         getTokenValue(line, "islongtable", is_long_tabular);
1338         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1339         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1340         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1341         getTokenValue(line, "headTopDL", endhead.topDL);
1342         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1343         getTokenValue(line, "footTopDL", endfoot.topDL);
1344         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1345         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1346         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1347         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1348
1349         for (col_type j = 0; j < columnCount(); ++j) {
1350                 l_getline(is,line);
1351                 if (!prefixIs(line,"<column")) {
1352                         lyxerr << "Wrong tabular format (expected <column ...> got"
1353                                << line << ')' << endl;
1354                         return;
1355                 }
1356                 getTokenValue(line, "alignment", column_info[j].alignment);
1357                 getTokenValue(line, "valignment", column_info[j].valignment);
1358                 getTokenValue(line, "width", column_info[j].p_width);
1359                 getTokenValue(line, "special", column_info[j].align_special);
1360         }
1361
1362         for (row_type i = 0; i < rowCount(); ++i) {
1363                 l_getline(is, line);
1364                 if (!prefixIs(line, "<row")) {
1365                         lyxerr << "Wrong tabular format (expected <row ...> got"
1366                                << line << ')' << endl;
1367                         return;
1368                 }
1369                 getTokenValue(line, "topspace", row_info[i].top_space,
1370                               row_info[i].top_space_default);
1371                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1372                               row_info[i].bottom_space_default);
1373                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1374                               row_info[i].interline_space_default);
1375                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1376                 getTokenValue(line, "endhead", row_info[i].endhead);
1377                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1378                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1379                 getTokenValue(line, "newpage", row_info[i].newpage);
1380                 for (col_type j = 0; j < columnCount(); ++j) {
1381                         l_getline(is, line);
1382                         if (!prefixIs(line, "<cell")) {
1383                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1384                                        << line << ')' << endl;
1385                                 return;
1386                         }
1387                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1388                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1389                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1390                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1391                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1392                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1393                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1394                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1395                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1396                         getTokenValue(line, "width", cell_info[i][j].p_width);
1397                         getTokenValue(line, "special", cell_info[i][j].align_special);
1398                         l_getline(is, line);
1399                         if (prefixIs(line, "\\begin_inset")) {
1400                                 cell_info[i][j].inset->read(lex);
1401                                 l_getline(is, line);
1402                         }
1403                         if (!prefixIs(line, "</cell>")) {
1404                                 lyxerr << "Wrong tabular format (expected </cell> got"
1405                                        << line << ')' << endl;
1406                                 return;
1407                         }
1408                 }
1409                 l_getline(is, line);
1410                 if (!prefixIs(line, "</row>")) {
1411                         lyxerr << "Wrong tabular format (expected </row> got"
1412                                << line << ')' << endl;
1413                         return;
1414                 }
1415         }
1416         while (!prefixIs(line, "</lyxtabular>")) {
1417                 l_getline(is, line);
1418         }
1419         updateIndexes();
1420 }
1421
1422
1423 bool Tabular::isMultiColumn(idx_type cell) const
1424 {
1425         return cellInfo(cell).multicolumn != CELL_NORMAL;
1426 }
1427
1428
1429 bool Tabular::isMultiColumnReal(idx_type cell) const
1430 {
1431         return cellColumn(cell) != cellRightColumn(cell) &&
1432                         cellInfo(cell).multicolumn != CELL_NORMAL;
1433 }
1434
1435
1436 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1437 {
1438         return cell_info[cellRow(cell)][cellColumn(cell)];
1439 }
1440
1441
1442 void Tabular::setMultiColumn(idx_type cell, idx_type number)
1443 {
1444         CellData & cs = cellInfo(cell);
1445         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1446         cs.alignment = column_info[cellColumn(cell)].alignment;
1447         for (idx_type i = 1; i < number; ++i) {
1448                 CellData & cs1 = cellInfo(cell + i);
1449                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1450                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1451                 cs1.inset->clear();
1452         }
1453         setRightLine(cell, rightLine(cell + number - 1));
1454         updateIndexes();
1455 }
1456
1457
1458 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1459 {
1460         row_type const row = cellRow(cell);
1461         col_type const ncols = columnCount();
1462         idx_type result = 1;
1463         col_type column = cellColumn(cell) + 1;
1464         while (column < ncols && isPartOfMultiColumn(row, column)) {
1465                 ++result;
1466                 ++column;
1467         }
1468         return result;
1469 }
1470
1471
1472 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1473 {
1474         row_type const row = cellRow(cell);
1475         col_type column = cellColumn(cell);
1476
1477         idx_type result = 0;
1478
1479         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1480                 cell_info[row][column].multicolumn = CELL_NORMAL;
1481                 ++column;
1482                 while (column < columnCount() &&
1483                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1484                 {
1485                         cell_info[row][column].multicolumn = CELL_NORMAL;
1486                         ++column;
1487                         ++result;
1488                 }
1489         }
1490         updateIndexes();
1491         return result;
1492 }
1493
1494
1495 void Tabular::setBookTabs(bool what)
1496 {
1497         use_booktabs = what;
1498 }
1499
1500
1501 bool Tabular::useBookTabs() const
1502 {
1503         return use_booktabs;
1504 }
1505
1506
1507 void Tabular::setLongTabular(bool what)
1508 {
1509         is_long_tabular = what;
1510 }
1511
1512
1513 bool Tabular::isLongTabular() const
1514 {
1515         return is_long_tabular;
1516 }
1517
1518
1519 void Tabular::setRotateTabular(bool flag)
1520 {
1521         rotate = flag;
1522 }
1523
1524
1525 bool Tabular::getRotateTabular() const
1526 {
1527         return rotate;
1528 }
1529
1530
1531 void Tabular::setRotateCell(idx_type cell, bool flag)
1532 {
1533         cellInfo(cell).rotate = flag;
1534 }
1535
1536
1537 bool Tabular::getRotateCell(idx_type cell) const
1538 {
1539         return cellInfo(cell).rotate;
1540 }
1541
1542
1543 bool Tabular::needRotating() const
1544 {
1545         if (rotate)
1546                 return true;
1547         for (row_type i = 0; i < rowCount(); ++i)
1548                 for (col_type j = 0; j < columnCount(); ++j)
1549                         if (cell_info[i][j].rotate)
1550                                 return true;
1551         return false;
1552 }
1553
1554
1555 bool Tabular::isLastCell(idx_type cell) const
1556 {
1557         if (cell + 1 < cellCount())
1558                 return false;
1559         return true;
1560 }
1561
1562
1563 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1564 {
1565         if (cellRow(cell) > 0)
1566                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1567         return cell;
1568 }
1569
1570
1571 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1572 {
1573         if (cellRow(cell) + 1 < rowCount())
1574                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1575         return cell;
1576 }
1577
1578
1579 Tabular::idx_type Tabular::cellIndex(row_type row,
1580                                                col_type column) const
1581 {
1582         BOOST_ASSERT(column != npos && column < columnCount() &&
1583                      row    != npos && row    < rowCount());
1584         return cell_info[row][column].cellno;
1585 }
1586
1587
1588 void Tabular::setUsebox(idx_type cell, BoxType type)
1589 {
1590         cellInfo(cell).usebox = type;
1591 }
1592
1593
1594 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1595 {
1596         if (column_info[cellColumn(cell)].p_width.zero() &&
1597                 !(isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1598                 return BOX_NONE;
1599         if (cellInfo(cell).usebox > 1)
1600                 return cellInfo(cell).usebox;
1601         return useParbox(cell);
1602 }
1603
1604
1605 ///
1606 //  This are functions used for the longtable support
1607 ///
1608 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1609                            bool first)
1610 {
1611         if (first) {
1612                 endfirsthead = hd;
1613                 if (hd.set)
1614                         row_info[row].endfirsthead = flag;
1615         } else {
1616                 endhead = hd;
1617                 if (hd.set)
1618                         row_info[row].endhead = flag;
1619         }
1620 }
1621
1622
1623 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1624 {
1625         hd = endhead;
1626         hd.set = haveLTHead();
1627         return row_info[row].endhead;
1628 }
1629
1630
1631 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1632 {
1633         hd = endfirsthead;
1634         hd.set = haveLTFirstHead();
1635         return row_info[row].endfirsthead;
1636 }
1637
1638
1639 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1640                            bool last)
1641 {
1642         if (last) {
1643                 endlastfoot = fd;
1644                 if (fd.set)
1645                         row_info[row].endlastfoot = flag;
1646         } else {
1647                 endfoot = fd;
1648                 if (fd.set)
1649                         row_info[row].endfoot = flag;
1650         }
1651 }
1652
1653
1654 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1655 {
1656         fd = endfoot;
1657         fd.set = haveLTFoot();
1658         return row_info[row].endfoot;
1659 }
1660
1661
1662 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1663 {
1664         fd = endlastfoot;
1665         fd.set = haveLTLastFoot();
1666         return row_info[row].endlastfoot;
1667 }
1668
1669
1670 void Tabular::setLTNewPage(row_type row, bool what)
1671 {
1672         row_info[row].newpage = what;
1673 }
1674
1675
1676 bool Tabular::getLTNewPage(row_type row) const
1677 {
1678         return row_info[row].newpage;
1679 }
1680
1681
1682 bool Tabular::haveLTHead() const
1683 {
1684         for (row_type i = 0; i < rowCount(); ++i)
1685                 if (row_info[i].endhead)
1686                         return true;
1687         return false;
1688 }
1689
1690
1691 bool Tabular::haveLTFirstHead() const
1692 {
1693         if (endfirsthead.empty)
1694                 return false;
1695         for (row_type i = 0; i < rowCount(); ++i)
1696                 if (row_info[i].endfirsthead)
1697                         return true;
1698         return false;
1699 }
1700
1701
1702 bool Tabular::haveLTFoot() const
1703 {
1704         for (row_type i = 0; i < rowCount(); ++i)
1705                 if (row_info[i].endfoot)
1706                         return true;
1707         return false;
1708 }
1709
1710
1711 bool Tabular::haveLTLastFoot() const
1712 {
1713         if (endlastfoot.empty)
1714                 return false;
1715         for (row_type i = 0; i < rowCount(); ++i)
1716                 if (row_info[i].endlastfoot)
1717                         return true;
1718         return false;
1719 }
1720
1721
1722 // end longtable support functions
1723
1724 void Tabular::setRowAscent(row_type row, int height)
1725 {
1726         if (row >= rowCount() || row_info[row].ascent == height)
1727                 return;
1728         row_info[row].ascent = height;
1729 }
1730
1731
1732 void Tabular::setRowDescent(row_type row, int height)
1733 {
1734         if (row >= rowCount() || row_info[row].descent == height)
1735                 return;
1736         row_info[row].descent = height;
1737 }
1738
1739
1740 int Tabular::rowAscent(row_type row) const
1741 {
1742         if (row >= rowCount())
1743                 return 0;
1744         return row_info[row].ascent;
1745 }
1746
1747
1748 int Tabular::rowDescent(row_type row) const
1749 {
1750         BOOST_ASSERT(row < rowCount());
1751         return row_info[row].descent;
1752 }
1753
1754
1755 int Tabular::height() const
1756 {
1757         int height = 0;
1758         for (row_type row = 0; row < rowCount(); ++row)
1759                 height += rowAscent(row) + rowDescent(row) +
1760                         getAdditionalHeight(row);
1761         return height;
1762 }
1763
1764
1765 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1766 {
1767         BOOST_ASSERT(row < rowCount());
1768         BOOST_ASSERT(column < columnCount());
1769         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1770 }
1771
1772
1773 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1774 {
1775         // FIXME: assert or return 0 as in TeXBottomHLine()?
1776         BOOST_ASSERT(row != npos);
1777         BOOST_ASSERT(row < rowCount());
1778
1779         idx_type const fcell = getFirstCellInRow(row);
1780         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1781         idx_type tmp = 0;
1782
1783         for (idx_type i = fcell; i < n; ++i) {
1784                 if (topLine(i))
1785                         ++tmp;
1786         }
1787         if (use_booktabs && row == 0) {
1788                 if (topLine(fcell))
1789                         os << "\\toprule ";
1790         } else if (tmp == n - fcell) {
1791                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1792         } else if (tmp) {
1793                 for (idx_type i = fcell; i < n; ++i) {
1794                         if (topLine(i)) {
1795                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1796                                    << cellColumn(i) + 1
1797                                    << '-'
1798                                    << cellRightColumn(i) + 1
1799                                    << "} ";
1800                         }
1801                 }
1802         } else {
1803                 return 0;
1804         }
1805         os << "\n";
1806         return 1;
1807 }
1808
1809
1810 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
1811 {
1812         // FIXME: return 0 or assert as in TeXTopHLine()?
1813         if (row == npos || row >= rowCount())
1814                 return 0;
1815
1816         idx_type const fcell = getFirstCellInRow(row);
1817         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1818         idx_type tmp = 0;
1819
1820         for (idx_type i = fcell; i < n; ++i) {
1821                 if (bottomLine(i))
1822                         ++tmp;
1823         }
1824         if (use_booktabs && row == rowCount() - 1) {
1825                 if (bottomLine(fcell))
1826                         os << "\\bottomrule";
1827         } else if (tmp == n - fcell) {
1828                 os << (use_booktabs ? "\\midrule" : "\\hline");
1829         } else if (tmp) {
1830                 for (idx_type i = fcell; i < n; ++i) {
1831                         if (bottomLine(i)) {
1832                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1833                                    << cellColumn(i) + 1
1834                                    << '-'
1835                                    << cellRightColumn(i) + 1
1836                                    << "} ";
1837                         }
1838                 }
1839         } else {
1840                 return 0;
1841         }
1842         os << "\n";
1843         return 1;
1844 }
1845
1846
1847 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol) const
1848 {
1849         int ret = 0;
1850
1851         if (getRotateCell(cell)) {
1852                 os << "\\begin{sideways}\n";
1853                 ++ret;
1854         }
1855         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
1856         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
1857         // figure out how to set the lines
1858         // we always set double lines to the right of the cell
1859         row_type const r = cellRow(cell);
1860         col_type const c = cellColumn(cell);
1861         col_type const nextcol = c + columnSpan(cell);
1862         bool prevmulticol = ismulticol;
1863         bool prevcellright = c > 0 && rightLine(cellIndex(r, c - 1));
1864         bool nextcellleft = nextcol < columnCount()
1865                 && leftLine(cellIndex(r, nextcol));
1866         bool nextcolleft = nextcol < columnCount() && columnLeftLine(nextcol);
1867         bool coldouble = columnRightLine(c) && nextcolleft;
1868         bool celldouble = rightLine(cell) && nextcellleft;
1869         bool forceleft = prevmulticol && !prevcellright && leftLine(cell);
1870         bool doubleright = celldouble && (isMultiColumn(cell) || !coldouble);
1871         ismulticol = isMultiColumn(cell)
1872                 || (leftLine(cell) && !columnLeftLine(c))
1873                 || (rightLine(cell) && !columnRightLine(c))
1874                 || (!celldouble && coldouble)
1875                 || doubleright || forceleft;
1876         if (ismulticol) {
1877                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
1878                 if (leftLine(cell) || forceleft)
1879                         os << '|';
1880                 if (!cellInfo(cell).align_special.empty()) {
1881                         os << cellInfo(cell).align_special;
1882                 } else {
1883                         if (!getPWidth(cell).zero()) {
1884                                 switch (valign) {
1885                                 case LYX_VALIGN_TOP:
1886                                         os << 'p';
1887                                         break;
1888                                 case LYX_VALIGN_MIDDLE:
1889                                         os << 'm';
1890                                         break;
1891                                 case LYX_VALIGN_BOTTOM:
1892                                         os << 'b';
1893                                         break;
1894                                 }
1895                                 os << '{'
1896                                    << from_ascii(getPWidth(cell).asLatexString())
1897                                    << '}';
1898                         } else {
1899                                 switch (align) {
1900                                 case LYX_ALIGN_LEFT:
1901                                         os << 'l';
1902                                         break;
1903                                 case LYX_ALIGN_RIGHT:
1904                                         os << 'r';
1905                                         break;
1906                                 default:
1907                                         os << 'c';
1908                                         break;
1909                                 }
1910                         } // end if else !getPWidth
1911                 } // end if else !cellinfo_of_cell
1912                 if (rightLine(cell))
1913                         os << '|';
1914                 if (doubleright)
1915                         // add extra vertical line if we want a double one
1916                         os << '|';
1917                 os << "}{";
1918                 }
1919         if (getUsebox(cell) == BOX_PARBOX) {
1920                 os << "\\parbox[";
1921                 switch (valign) {
1922                 case LYX_VALIGN_TOP:
1923                         os << 't';
1924                         break;
1925                 case LYX_VALIGN_MIDDLE:
1926                         os << 'c';
1927                         break;
1928                 case LYX_VALIGN_BOTTOM:
1929                         os << 'b';
1930                         break;
1931                 }
1932                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1933                    << "}{";
1934         } else if (getUsebox(cell) == BOX_MINIPAGE) {
1935                 os << "\\begin{minipage}[";
1936                 switch (valign) {
1937                 case LYX_VALIGN_TOP:
1938                         os << 't';
1939                         break;
1940                 case LYX_VALIGN_MIDDLE:
1941                         os << 'm';
1942                         break;
1943                 case LYX_VALIGN_BOTTOM:
1944                         os << 'b';
1945                         break;
1946                 }
1947                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1948                    << "}\n";
1949                 ++ret;
1950         }
1951         return ret;
1952 }
1953
1954
1955 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell, bool ismulticol) const
1956 {
1957         int ret = 0;
1958
1959         // usual cells
1960         if (getUsebox(cell) == BOX_PARBOX)
1961                 os << '}';
1962         else if (getUsebox(cell) == BOX_MINIPAGE) {
1963                 os << "%\n\\end{minipage}";
1964                 ret += 2;
1965         }
1966         if (ismulticol) {
1967                 os << '}';
1968         }
1969         if (getRotateCell(cell)) {
1970                 os << "%\n\\end{sideways}";
1971                 ++ret;
1972         }
1973         return ret;
1974 }
1975
1976
1977 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
1978                                          OutputParams const & runparams) const
1979 {
1980         if (!is_long_tabular)
1981                 return 0;
1982
1983         int ret = 0;
1984         // output header info
1985         if (haveLTHead()) {
1986                 if (endhead.topDL) {
1987                         os << "\\hline\n";
1988                         ++ret;
1989                 }
1990                 for (row_type i = 0; i < rowCount(); ++i) {
1991                         if (row_info[i].endhead) {
1992                                 ret += TeXRow(os, i, runparams);
1993                         }
1994                 }
1995                 if (endhead.bottomDL) {
1996                         os << "\\hline\n";
1997                         ++ret;
1998                 }
1999                 os << "\\endhead\n";
2000                 ++ret;
2001                 if (endfirsthead.empty) {
2002                         os << "\\endfirsthead\n";
2003                         ++ret;
2004                 }
2005         }
2006         // output firstheader info
2007         if (haveLTFirstHead()) {
2008                 if (endfirsthead.topDL) {
2009                         os << "\\hline\n";
2010                         ++ret;
2011                 }
2012                 for (row_type i = 0; i < rowCount(); ++i) {
2013                         if (row_info[i].endfirsthead) {
2014                                 ret += TeXRow(os, i, runparams);
2015                         }
2016                 }
2017                 if (endfirsthead.bottomDL) {
2018                         os << "\\hline\n";
2019                         ++ret;
2020                 }
2021                 os << "\\endfirsthead\n";
2022                 ++ret;
2023         }
2024         // output footer info
2025         if (haveLTFoot()) {
2026                 if (endfoot.topDL) {
2027                         os << "\\hline\n";
2028                         ++ret;
2029                 }
2030                 for (row_type i = 0; i < rowCount(); ++i) {
2031                         if (row_info[i].endfoot) {
2032                                 ret += TeXRow(os, i, runparams);
2033                         }
2034                 }
2035                 if (endfoot.bottomDL) {
2036                         os << "\\hline\n";
2037                         ++ret;
2038                 }
2039                 os << "\\endfoot\n";
2040                 ++ret;
2041                 if (endlastfoot.empty) {
2042                         os << "\\endlastfoot\n";
2043                         ++ret;
2044                 }
2045         }
2046         // output lastfooter info
2047         if (haveLTLastFoot()) {
2048                 if (endlastfoot.topDL) {
2049                         os << "\\hline\n";
2050                         ++ret;
2051                 }
2052                 for (row_type i = 0; i < rowCount(); ++i) {
2053                         if (row_info[i].endlastfoot) {
2054                                 ret += TeXRow(os, i, runparams);
2055                         }
2056                 }
2057                 if (endlastfoot.bottomDL) {
2058                         os << "\\hline\n";
2059                         ++ret;
2060                 }
2061                 os << "\\endlastfoot\n";
2062                 ++ret;
2063         }
2064         return ret;
2065 }
2066
2067
2068 bool Tabular::isValidRow(row_type row) const
2069 {
2070         if (!is_long_tabular)
2071                 return true;
2072         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2073                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2074 }
2075
2076
2077 int Tabular::TeXRow(odocstream & os, row_type i,
2078                        OutputParams const & runparams) const
2079 {
2080         idx_type cell = cellIndex(i, 0);
2081         int ret = TeXTopHLine(os, i);
2082         if (row_info[i].top_space_default) {
2083                 if (use_booktabs)
2084                         os << "\\addlinespace\n";
2085                 else
2086                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2087                 ++ret;
2088         } else if(!row_info[i].top_space.zero()) {
2089                 if (use_booktabs)
2090                         os << "\\addlinespace["
2091                            << from_ascii(row_info[i].top_space.asLatexString())
2092                            << "]\n";
2093                 else {
2094                         os << "\\noalign{\\vskip"
2095                            << from_ascii(row_info[i].top_space.asLatexString())
2096                            << "}\n";
2097                 }
2098                 ++ret;
2099         }
2100         bool ismulticol = false;
2101         for (col_type j = 0; j < columnCount(); ++j) {
2102                 if (isPartOfMultiColumn(i, j))
2103                         continue;
2104                 ret += TeXCellPreamble(os, cell, ismulticol);
2105                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2106
2107                 Paragraph const & par = inset->paragraphs().front();
2108                 bool rtl = par.isRTL(buffer().params())
2109                         && !par.empty()
2110                         && getPWidth(cell).zero();
2111
2112                 if (rtl) {
2113                         if (par.getParLanguage(buffer().params())->lang() ==
2114                         "farsi")
2115                                 os << "\\textFR{";
2116                         else if (par.getParLanguage(buffer().params())->lang() == "arabic_arabi")
2117                                 os << "\\textAR{";
2118                         // currently, remaning RTL languages are arabic_arabtex and hebrew
2119                         else
2120                                 os << "\\R{";
2121                 }
2122                 ret += inset->latex(os, runparams);
2123                 if (rtl)
2124                         os << '}';
2125
2126                 ret += TeXCellPostamble(os, cell, ismulticol);
2127                 if (!isLastCellInRow(cell)) { // not last cell in row
2128                         os << " & ";
2129                 }
2130                 ++cell;
2131         }
2132         os << "\\tabularnewline";
2133         if (row_info[i].bottom_space_default) {
2134                 if (use_booktabs)
2135                         os << "\\addlinespace";
2136                 else
2137                         os << "[\\doublerulesep]";
2138         } else if (!row_info[i].bottom_space.zero()) {
2139                 if (use_booktabs)
2140                         os << "\\addlinespace";
2141                 os << '['
2142                    << from_ascii(row_info[i].bottom_space.asLatexString())
2143                    << ']';
2144         }
2145         os << '\n';
2146         ++ret;
2147         ret += TeXBottomHLine(os, i);
2148         if (row_info[i].interline_space_default) {
2149                 if (use_booktabs)
2150                         os << "\\addlinespace\n";
2151                 else
2152                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2153                 ++ret;
2154         } else if (!row_info[i].interline_space.zero()) {
2155                 if (use_booktabs)
2156                         os << "\\addlinespace["
2157                            << from_ascii(row_info[i].interline_space.asLatexString())
2158                            << "]\n";
2159                 else
2160                         os << "\\noalign{\\vskip"
2161                            << from_ascii(row_info[i].interline_space.asLatexString())
2162                            << "}\n";
2163                 ++ret;
2164         }
2165         return ret;
2166 }
2167
2168
2169 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2170 {
2171         int ret = 0;
2172
2173         //+---------------------------------------------------------------------
2174         //+                      first the opening preamble                    +
2175         //+---------------------------------------------------------------------
2176
2177         if (rotate) {
2178                 os << "\\begin{sideways}\n";
2179                 ++ret;
2180         }
2181         if (is_long_tabular)
2182                 os << "\\begin{longtable}{";
2183         else
2184                 os << "\\begin{tabular}{";
2185
2186         for (col_type i = 0; i < columnCount(); ++i) {
2187                 if (!use_booktabs && columnLeftLine(i))
2188                         os << '|';
2189                 if (!column_info[i].align_special.empty()) {
2190                         os << column_info[i].align_special;
2191                 } else {
2192                         if (!column_info[i].p_width.zero()) {
2193                                 switch (column_info[i].alignment) {
2194                                 case LYX_ALIGN_LEFT:
2195                                         os << ">{\\raggedright}";
2196                                         break;
2197                                 case LYX_ALIGN_RIGHT:
2198                                         os << ">{\\raggedleft}";
2199                                         break;
2200                                 case LYX_ALIGN_CENTER:
2201                                         os << ">{\\centering}";
2202                                         break;
2203                                 case LYX_ALIGN_NONE:
2204                                 case LYX_ALIGN_BLOCK:
2205                                 case LYX_ALIGN_LAYOUT:
2206                                 case LYX_ALIGN_SPECIAL:
2207                                         break;
2208                                 }
2209
2210                                 switch (column_info[i].valignment) {
2211                                 case LYX_VALIGN_TOP:
2212                                         os << 'p';
2213                                         break;
2214                                 case LYX_VALIGN_MIDDLE:
2215                                         os << 'm';
2216                                         break;
2217                                 case LYX_VALIGN_BOTTOM:
2218                                         os << 'b';
2219                                         break;
2220                         }
2221                                 os << '{'
2222                                    << from_ascii(column_info[i].p_width.asLatexString())
2223                                    << '}';
2224                         } else {
2225                                 switch (column_info[i].alignment) {
2226                                 case LYX_ALIGN_LEFT:
2227                                         os << 'l';
2228                                         break;
2229                                 case LYX_ALIGN_RIGHT:
2230                                         os << 'r';
2231                                         break;
2232                                 default:
2233                                         os << 'c';
2234                                         break;
2235                                 }
2236                         } // end if else !column_info[i].p_width
2237                 } // end if else !column_info[i].align_special
2238                 if (!use_booktabs && columnRightLine(i))
2239                         os << '|';
2240         }
2241         os << "}\n";
2242         ++ret;
2243
2244         ret += TeXLongtableHeaderFooter(os, runparams);
2245
2246         //+---------------------------------------------------------------------
2247         //+                      the single row and columns (cells)            +
2248         //+---------------------------------------------------------------------
2249
2250         for (row_type i = 0; i < rowCount(); ++i) {
2251                 if (isValidRow(i)) {
2252                         ret += TeXRow(os, i, runparams);
2253                         if (is_long_tabular && row_info[i].newpage) {
2254                                 os << "\\newpage\n";
2255                                 ++ret;
2256                         }
2257                 }
2258         }
2259
2260         //+---------------------------------------------------------------------
2261         //+                      the closing of the tabular                    +
2262         //+---------------------------------------------------------------------
2263
2264         if (is_long_tabular)
2265                 os << "\\end{longtable}";
2266         else
2267                 os << "\\end{tabular}";
2268         if (rotate) {
2269                 os << "\n\\end{sideways}";
2270                 ++ret;
2271         }
2272
2273         return ret;
2274 }
2275
2276
2277 int Tabular::docbookRow(odocstream & os, row_type row,
2278                            OutputParams const & runparams) const
2279 {
2280         int ret = 0;
2281         idx_type cell = getFirstCellInRow(row);
2282
2283         os << "<row>\n";
2284         for (col_type j = 0; j < columnCount(); ++j) {
2285                 if (isPartOfMultiColumn(row, j))
2286                         continue;
2287
2288                 os << "<entry align=\"";
2289                 switch (getAlignment(cell)) {
2290                 case LYX_ALIGN_LEFT:
2291                         os << "left";
2292                         break;
2293                 case LYX_ALIGN_RIGHT:
2294                         os << "right";
2295                         break;
2296                 default:
2297                         os << "center";
2298                         break;
2299                 }
2300
2301                 os << "\" valign=\"";
2302                 switch (getVAlignment(cell)) {
2303                 case LYX_VALIGN_TOP:
2304                         os << "top";
2305                         break;
2306                 case LYX_VALIGN_BOTTOM:
2307                         os << "bottom";
2308                         break;
2309                 case LYX_VALIGN_MIDDLE:
2310                         os << "middle";
2311                 }
2312                 os << '"';
2313
2314                 if (isMultiColumn(cell)) {
2315                         os << " namest=\"col" << j << "\" ";
2316                         os << "nameend=\"col" << j + columnSpan(cell) - 1<< '"';
2317                 }
2318
2319                 os << '>';
2320                 ret += cellInset(cell)->docbook(os, runparams);
2321                 os << "</entry>\n";
2322                 ++cell;
2323         }
2324         os << "</row>\n";
2325         return ret;
2326 }
2327
2328
2329 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2330 {
2331         int ret = 0;
2332
2333         //+---------------------------------------------------------------------
2334         //+                      first the opening preamble                    +
2335         //+---------------------------------------------------------------------
2336
2337         os << "<tgroup cols=\"" << columnCount()
2338            << "\" colsep=\"1\" rowsep=\"1\">\n";
2339
2340         for (col_type i = 0; i < columnCount(); ++i) {
2341                 os << "<colspec colname=\"col" << i << "\" align=\"";
2342                 switch (column_info[i].alignment) {
2343                 case LYX_ALIGN_LEFT:
2344                         os << "left";
2345                         break;
2346                 case LYX_ALIGN_RIGHT:
2347                         os << "right";
2348                         break;
2349                 default:
2350                         os << "center";
2351                         break;
2352                 }
2353                 os << '"';
2354                 if (runparams.flavor == OutputParams::XML)
2355                         os << '/';
2356                 os << ">\n";
2357                 ++ret;
2358         }
2359
2360         //+---------------------------------------------------------------------
2361         //+                      Long Tabular case                             +
2362         //+---------------------------------------------------------------------
2363
2364         // output header info
2365         if (haveLTHead() || haveLTFirstHead()) {
2366                 os << "<thead>\n";
2367                 ++ret;
2368                 for (row_type i = 0; i < rowCount(); ++i) {
2369                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2370                                 ret += docbookRow(os, i, runparams);
2371                         }
2372                 }
2373                 os << "</thead>\n";
2374                 ++ret;
2375         }
2376         // output footer info
2377         if (haveLTFoot() || haveLTLastFoot()) {
2378                 os << "<tfoot>\n";
2379                 ++ret;
2380                 for (row_type i = 0; i < rowCount(); ++i) {
2381                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2382                                 ret += docbookRow(os, i, runparams);
2383                         }
2384                 }
2385                 os << "</tfoot>\n";
2386                 ++ret;
2387         }
2388
2389         //+---------------------------------------------------------------------
2390         //+                      the single row and columns (cells)            +
2391         //+---------------------------------------------------------------------
2392
2393         os << "<tbody>\n";
2394         ++ret;
2395         for (row_type i = 0; i < rowCount(); ++i) {
2396                 if (isValidRow(i)) {
2397                         ret += docbookRow(os, i, runparams);
2398                 }
2399         }
2400         os << "</tbody>\n";
2401         ++ret;
2402         //+---------------------------------------------------------------------
2403         //+                      the closing of the tabular                    +
2404         //+---------------------------------------------------------------------
2405
2406         os << "</tgroup>";
2407         ++ret;
2408
2409         return ret;
2410 }
2411
2412
2413 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2414                                    vector<unsigned int> const & clen) const
2415 {
2416         idx_type const fcell = getFirstCellInRow(row);
2417         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2418         idx_type tmp = 0;
2419
2420         for (idx_type i = fcell; i < n; ++i) {
2421                 if (topLine(i)) {
2422                         ++tmp;
2423                         break;
2424                 }
2425         }
2426         if (!tmp)
2427                 return false;
2428
2429         char_type ch;
2430         for (idx_type i = fcell; i < n; ++i) {
2431                 if (topLine(i)) {
2432                         if (leftLine(i))
2433                                 os << "+-";
2434                         else
2435                                 os << "--";
2436                         ch = '-';
2437                 } else {
2438                         os << "  ";
2439                         ch = ' ';
2440                 }
2441                 col_type column = cellColumn(i);
2442                 int len = clen[column];
2443                 while (column < columnCount() - 1
2444                        && isPartOfMultiColumn(row, ++column))
2445                         len += clen[column] + 4;
2446                 os << docstring(len, ch);
2447                 if (topLine(i)) {
2448                         if (rightLine(i))
2449                                 os << "-+";
2450                         else
2451                                 os << "--";
2452                 } else {
2453                         os << "  ";
2454                 }
2455         }
2456         os << endl;
2457         return true;
2458 }
2459
2460
2461 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2462                                       vector<unsigned int> const & clen) const
2463 {
2464         idx_type const fcell = getFirstCellInRow(row);
2465         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2466         idx_type tmp = 0;
2467
2468         for (idx_type i = fcell; i < n; ++i) {
2469                 if (bottomLine(i)) {
2470                         ++tmp;
2471                         break;
2472                 }
2473         }
2474         if (!tmp)
2475                 return false;
2476
2477         char_type ch;
2478         for (idx_type i = fcell; i < n; ++i) {
2479                 if (bottomLine(i)) {
2480                         if (leftLine(i))
2481                                 os << "+-";
2482                         else
2483                                 os << "--";
2484                         ch = '-';
2485                 } else {
2486                         os << "  ";
2487                         ch = ' ';
2488                 }
2489                 col_type column = cellColumn(i);
2490                 int len = clen[column];
2491                 while (column < columnCount() -1
2492                        && isPartOfMultiColumn(row, ++column))
2493                         len += clen[column] + 4;
2494                 os << docstring(len, ch);
2495                 if (bottomLine(i)) {
2496                         if (rightLine(i))
2497                                 os << "-+";
2498                         else
2499                                 os << "--";
2500                 } else {
2501                         os << "  ";
2502                 }
2503         }
2504         os << endl;
2505         return true;
2506 }
2507
2508
2509 void Tabular::plaintextPrintCell(odocstream & os,
2510                                OutputParams const & runparams,
2511                                idx_type cell, row_type row, col_type column,
2512                                vector<unsigned int> const & clen,
2513                                bool onlydata) const
2514 {
2515         odocstringstream sstr;
2516         cellInset(cell)->plaintext(sstr, runparams);
2517
2518         if (onlydata) {
2519                 os << sstr.str();
2520                 return;
2521         }
2522
2523         if (leftLine(cell))
2524                 os << "| ";
2525         else
2526                 os << "  ";
2527
2528         unsigned int len1 = sstr.str().length();
2529         unsigned int len2 = clen[column];
2530         while (column < columnCount() -1
2531                && isPartOfMultiColumn(row, ++column))
2532                 len2 += clen[column] + 4;
2533         len2 -= len1;
2534
2535         switch (getAlignment(cell)) {
2536         default:
2537         case LYX_ALIGN_LEFT:
2538                 len1 = 0;
2539                 break;
2540         case LYX_ALIGN_RIGHT:
2541                 len1 = len2;
2542                 len2 = 0;
2543                 break;
2544         case LYX_ALIGN_CENTER:
2545                 len1 = len2 / 2;
2546                 len2 -= len1;
2547                 break;
2548         }
2549
2550         os << docstring(len1, ' ') << sstr.str()
2551            << docstring(len2, ' ');
2552
2553         if (rightLine(cell))
2554                 os << " |";
2555         else
2556                 os << "  ";
2557 }
2558
2559
2560 void Tabular::plaintext(odocstream & os,
2561                            OutputParams const & runparams, int const depth,
2562                            bool onlydata, char_type delim) const
2563 {
2564         // first calculate the width of the single columns
2565         vector<unsigned int> clen(columnCount());
2566
2567         if (!onlydata) {
2568                 // first all non (real) multicolumn cells!
2569                 for (col_type j = 0; j < columnCount(); ++j) {
2570                         clen[j] = 0;
2571                         for (row_type i = 0; i < rowCount(); ++i) {
2572                                 idx_type cell = cellIndex(i, j);
2573                                 if (isMultiColumnReal(cell))
2574                                         continue;
2575                                 odocstringstream sstr;
2576                                 cellInset(cell)->plaintext(sstr, runparams);
2577                                 if (clen[j] < sstr.str().length())
2578                                         clen[j] = sstr.str().length();
2579                         }
2580                 }
2581                 // then all (real) multicolumn cells!
2582                 for (col_type j = 0; j < columnCount(); ++j) {
2583                         for (row_type i = 0; i < rowCount(); ++i) {
2584                                 idx_type cell = cellIndex(i, j);
2585                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2586                                         continue;
2587                                 odocstringstream sstr;
2588                                 cellInset(cell)->plaintext(sstr, runparams);
2589                                 int len = int(sstr.str().length());
2590                                 idx_type const n = columnSpan(cell);
2591                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2592                                         len -= clen[k];
2593                                 if (len > int(clen[j + n - 1]))
2594                                         clen[j + n - 1] = len;
2595                         }
2596                 }
2597         }
2598         idx_type cell = 0;
2599         for (row_type i = 0; i < rowCount(); ++i) {
2600                 if (!onlydata && plaintextTopHLine(os, i, clen))
2601                         os << docstring(depth * 2, ' ');
2602                 for (col_type j = 0; j < columnCount(); ++j) {
2603                         if (isPartOfMultiColumn(i, j))
2604                                 continue;
2605                         if (onlydata && j > 0)
2606                                 // we don't use operator<< for single UCS4 character.
2607                                 // see explanation in docstream.h
2608                                 os.put(delim);
2609                         plaintextPrintCell(os, runparams, cell, i, j, clen, onlydata);
2610                         ++cell;
2611                 }
2612                 os << endl;
2613                 if (!onlydata) {
2614                         os << docstring(depth * 2, ' ');
2615                         if (plaintextBottomHLine(os, i, clen))
2616                                 os << docstring(depth * 2, ' ');
2617                 }
2618         }
2619 }
2620
2621
2622 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2623 {
2624         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2625 }
2626
2627
2628 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2629                                                col_type column) const
2630 {
2631         return cell_info[row][column].inset;
2632 }
2633
2634
2635 void Tabular::setCellInset(row_type row, col_type column,
2636                               shared_ptr<InsetTableCell> ins) const
2637 {
2638         CellData & cd = cell_info[row][column];
2639         cd.inset = ins;
2640         // reset the InsetTableCell's pointers
2641         ins->setCellData(&cd);
2642         ins->setTabular(this);
2643 }
2644
2645
2646 Tabular::idx_type
2647 Tabular::cellFromInset(Inset const * inset) const
2648 {
2649         // is this inset part of the tabular?
2650         if (!inset) {
2651                 lyxerr << "Error: this is not a cell of the tabular!" << endl;
2652                 BOOST_ASSERT(false);
2653         }
2654
2655         for (idx_type cell = 0, n = cellCount(); cell < n; ++cell)
2656                 if (cellInset(cell).get() == inset) {
2657                         LYXERR(Debug::INSETTEXT, "Tabular::cellFromInset: "
2658                                 << "cell=" << cell);
2659                         return cell;
2660                 }
2661
2662         // We should have found a cell at this point
2663         lyxerr << "Tabular::cellFromInset: Cell of inset "
2664                 << inset << " not found!" << endl;
2665         BOOST_ASSERT(false);
2666         // shut up compiler
2667         return 0;
2668 }
2669
2670
2671 void Tabular::validate(LaTeXFeatures & features) const
2672 {
2673         features.require("NeedTabularnewline");
2674         if (useBookTabs())
2675                 features.require("booktabs");
2676         if (isLongTabular())
2677                 features.require("longtable");
2678         if (needRotating())
2679                 features.require("rotating");
2680         for (idx_type cell = 0; cell < cellCount(); ++cell) {
2681                 if (getVAlignment(cell) != LYX_VALIGN_TOP ||
2682                      (!getPWidth(cell).zero() && !isMultiColumn(cell)))
2683                         features.require("array");
2684                 cellInset(cell)->validate(features);
2685         }
2686 }
2687
2688
2689 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2690 {
2691         ParagraphList const & parlist = cellInset(cell)->paragraphs();
2692         ParagraphList::const_iterator cit = parlist.begin();
2693         ParagraphList::const_iterator end = parlist.end();
2694
2695         for (; cit != end; ++cit)
2696                 for (int i = 0; i < cit->size(); ++i)
2697                         if (cit->isNewline(i))
2698                                 return BOX_PARBOX;
2699
2700         return BOX_NONE;
2701 }
2702
2703
2704 /////////////////////////////////////////////////////////////////////
2705 //
2706 // InsetTableCell
2707 //
2708 /////////////////////////////////////////////////////////////////////
2709
2710 InsetTableCell::InsetTableCell(Buffer const & buf,
2711         Tabular::CellData const * cell, Tabular const * table)
2712         : InsetText(buf), cell_data_(cell), table_(table)
2713 {}
2714
2715
2716 bool InsetTableCell::forceEmptyLayout(idx_type) const
2717 {
2718         BOOST_ASSERT(table_);
2719         BOOST_ASSERT(cell_data_);
2720         return table_->getPWidth(cell_data_->cellno).zero();
2721 }
2722
2723 bool InsetTableCell::allowParagraphCustomization(idx_type) const
2724 {
2725         BOOST_ASSERT(table_);
2726         BOOST_ASSERT(cell_data_);
2727         return !table_->getPWidth(cell_data_->cellno).zero();
2728 }
2729
2730 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
2731         FuncStatus & status) const
2732 {
2733         bool enabled;
2734         switch (cmd.action) {
2735         case LFUN_LAYOUT:
2736                 enabled = !forceEmptyLayout();
2737                 break;
2738         case LFUN_LAYOUT_PARAGRAPH:
2739                 enabled = allowParagraphCustomization();
2740                 break;
2741         default:
2742                 return InsetText::getStatus(cur, cmd, status);
2743         }
2744         status.enabled(enabled);
2745         return true;
2746 }
2747
2748 /////////////////////////////////////////////////////////////////////
2749 //
2750 // InsetTabular
2751 //
2752 /////////////////////////////////////////////////////////////////////
2753
2754 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
2755                            col_type columns)
2756         : tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
2757         rowselect_(false), colselect_(false)
2758 {
2759         setBuffer(const_cast<Buffer &>(buf)); // FIXME: remove later
2760 }
2761
2762
2763 InsetTabular::InsetTabular(InsetTabular const & tab)
2764         : Inset(tab), tabular(tab.tabular),  scx_(0)
2765 {
2766         setBuffer(const_cast<Buffer &>(tab.buffer())); // FIXME: remove later
2767 }
2768
2769
2770 InsetTabular::~InsetTabular()
2771 {
2772         hideDialogs("tabular", this);
2773 }
2774
2775
2776 bool InsetTabular::insetAllowed(InsetCode code) const
2777 {
2778         if (code == MATHMACRO_CODE)
2779                 return false;
2780
2781         return true;
2782 }
2783
2784
2785 void InsetTabular::write(ostream & os) const
2786 {
2787         os << "Tabular" << endl;
2788         tabular.write(os);
2789 }
2790
2791
2792 void InsetTabular::read(Lexer & lex)
2793 {
2794         bool const old_format = (lex.getString() == "\\LyXTable");
2795
2796         tabular.read(lex);
2797
2798         if (old_format)
2799                 return;
2800
2801         lex.next();
2802         string token = lex.getString();
2803         while (lex && token != "\\end_inset") {
2804                 lex.next();
2805                 token = lex.getString();
2806         }
2807         if (!lex) {
2808                 lex.printError("Missing \\end_inset at this point. "
2809                                "Read: `$$Token'");
2810         }
2811 }
2812
2813
2814 int InsetTabular::rowFromY(Cursor & cur, int y) const
2815 {
2816         // top y coordinate of tabular
2817         int h = yo(cur.bv()) - tabular.rowAscent(0);
2818         size_t nrows = tabular.rowCount();
2819         row_type r = 0;
2820         for (;r < nrows && y > h; ++r) {
2821                 h += tabular.rowAscent(r);
2822                 h += tabular.rowDescent(r);
2823                 h += tabular.getAdditionalHeight(r);
2824         }
2825         return r - 1;
2826 }
2827
2828
2829 int InsetTabular::columnFromX(Cursor & cur, int x) const
2830 {
2831         // left x coordinate of tabular
2832         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
2833         size_t ncols = tabular.columnCount();
2834         col_type c = 0;
2835         for (;c < ncols && x > w; ++c) {
2836                 w += tabular.columnWidth(c);
2837         }
2838         return c - 1;
2839 }
2840
2841
2842 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2843 {
2844         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2845         //      mi.base.textwidth << "\n";
2846         if (!mi.base.bv) {
2847                 lyxerr << "InsetTabular::metrics: need bv" << endl;
2848                 BOOST_ASSERT(false);
2849         }
2850
2851         row_type i = 0;
2852         for (idx_type cell = 0; i < tabular.rowCount(); ++i) {
2853                 int maxAsc = 0;
2854                 int maxDesc = 0;
2855                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
2856                         if (tabular.isPartOfMultiColumn(i, j))
2857                                 // Multicolumn cell, but not first one
2858                                 continue;
2859                         Dimension dim;
2860                         MetricsInfo m = mi;
2861                         Length p_width;
2862                         if (tabular.cell_info[i][j].multicolumn ==
2863                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2864                                 p_width = tabular.cellInfo(cell).p_width;
2865                         else
2866                                 p_width = tabular.column_info[j].p_width;
2867                         if (!p_width.zero())
2868                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2869                         tabular.cellInset(cell)->metrics(m, dim);
2870                         if (!p_width.zero())
2871                                 dim.wid = m.base.textwidth;
2872                         tabular.setCellWidth(cell, dim.wid);
2873                         maxAsc  = max(maxAsc, dim.asc);
2874                         maxDesc = max(maxDesc, dim.des);
2875                         ++cell;
2876                 }
2877                 int const top_space = tabular.row_info[i].top_space_default ?
2878                         default_line_space :
2879                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2880                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
2881                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2882                         default_line_space :
2883                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2884                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2885         }
2886         tabular.updateColumnWidths();
2887         dim.asc = tabular.rowAscent(0);
2888         dim.des = tabular.height() - dim.asc;
2889         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
2890 }
2891
2892
2893 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
2894 {
2895         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
2896         BufferView * bv = pi.base.bv;
2897
2898         // FIXME: As the full backrgound is painted in drawSelection(),
2899         // we have no choice but to do a full repaint for the Text cells.
2900         pi.full_repaint = true;
2901
2902         resetPos(bv->cursor());
2903
2904         x += scx_;
2905         x += ADD_TO_TABULAR_WIDTH;
2906
2907         bool const original_drawing_state = pi.pain.isDrawingEnabled();
2908
2909         idx_type idx = 0;
2910         first_visible_cell = Tabular::npos;
2911         for (row_type i = 0; i < tabular.rowCount(); ++i) {
2912                 int nx = x;
2913                 int const a = tabular.rowAscent(i);
2914                 int const d = tabular.rowDescent(i);
2915                 idx = tabular.cellIndex(i, 0);
2916                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
2917                         if (tabular.isPartOfMultiColumn(i, j))
2918                                 continue;
2919                         if (first_visible_cell == Tabular::npos)
2920                                 first_visible_cell = idx;
2921
2922                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
2923                         // Cache the Inset position.
2924                         bv->coordCache().insets().add(cell(idx).get(), cx, y);
2925                         if (nx + tabular.columnWidth(idx) < 0
2926                             || nx > bv->workWidth()
2927                             || y + d < 0
2928                             || y - a > bv->workHeight()) {
2929                                 pi.pain.setDrawingEnabled(false);
2930                                 cell(idx)->draw(pi, cx, y);
2931                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2932                                 pi.pain.setDrawingEnabled(original_drawing_state);
2933                         } else {
2934                                 cell(idx)->draw(pi, cx, y);
2935                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2936                         }
2937                         nx += tabular.columnWidth(idx);
2938                         ++idx;
2939                 }
2940
2941                 if (i + 1 < tabular.rowCount())
2942                         y += d + tabular.rowAscent(i + 1) +
2943                                 tabular.getAdditionalHeight(i + 1);
2944         }
2945 }
2946
2947
2948 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
2949 {
2950         Cursor & cur = pi.base.bv->cursor();
2951
2952         x += scx_ + ADD_TO_TABULAR_WIDTH;
2953
2954         // FIXME: it is wrong to completely paint the background
2955         // if we want to do single row painting.
2956
2957         // Paint background of current tabular
2958         int const w = tabular.width();
2959         int const h = tabular.height();
2960         int yy = y - tabular.rowAscent(0);
2961         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
2962
2963         if (!cur.selection())
2964                 return;
2965         if (&cur.inset() != this)
2966                 return;
2967
2968         //resetPos(cur);
2969
2970
2971         if (tablemode(cur)) {
2972                 row_type rs, re;
2973                 col_type cs, ce;
2974                 getSelection(cur, rs, re, cs, ce);
2975                 y -= tabular.rowAscent(0);
2976                 for (row_type j = 0; j < tabular.rowCount(); ++j) {
2977                         int const a = tabular.rowAscent(j);
2978                         int const h = a + tabular.rowDescent(j);
2979                         int xx = x;
2980                         y += tabular.getAdditionalHeight(j);
2981                         for (col_type i = 0; i < tabular.columnCount(); ++i) {
2982                                 if (tabular.isPartOfMultiColumn(j, i))
2983                                         continue;
2984                                 idx_type const cell =
2985                                         tabular.cellIndex(j, i);
2986                                 int const w = tabular.columnWidth(cell);
2987                                 if (i >= cs && i <= ce && j >= rs && j <= re)
2988                                         pi.pain.fillRectangle(xx, y, w, h,
2989                                                               Color_selection);
2990                                 xx += w;
2991                         }
2992                         y += h;
2993                 }
2994
2995         } else {
2996                 x += cellXPos(cur.idx());
2997                 x += tabular.getBeginningOfTextInCell(cur.idx());
2998                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
2999         }
3000 }
3001
3002
3003 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3004                                  row_type row, idx_type cell, bool erased) const
3005 {
3006         int x2 = x + tabular.columnWidth(cell);
3007         bool on_off = false;
3008         ColorCode col = Color_tabularline;
3009         ColorCode onoffcol = Color_tabularonoffline;
3010
3011         if (erased) {
3012                 col = Color_deletedtext;
3013                 onoffcol = Color_deletedtext;
3014         }
3015
3016         if (!tabular.topAlreadyDrawn(cell)) {
3017                 on_off = !tabular.topLine(cell);
3018                 pain.line(x, y - tabular.rowAscent(row),
3019                           x2, y -  tabular.rowAscent(row),
3020                           on_off ? onoffcol : col,
3021                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3022         }
3023         on_off = !tabular.bottomLine(cell);
3024         pain.line(x, y + tabular.rowDescent(row),
3025                   x2, y + tabular.rowDescent(row),
3026                   on_off ? onoffcol : col,
3027                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3028         if (!tabular.leftAlreadyDrawn(cell)) {
3029                 on_off = !tabular.leftLine(cell);
3030                 pain.line(x, y -  tabular.rowAscent(row),
3031                           x, y +  tabular.rowDescent(row),
3032                           on_off ? onoffcol : col,
3033                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3034         }
3035         on_off = !tabular.rightLine(cell);
3036         pain.line(x2 - tabular.getAdditionalWidth(cell),
3037                   y -  tabular.rowAscent(row),
3038                   x2 - tabular.getAdditionalWidth(cell),
3039                   y +  tabular.rowDescent(row),
3040                   on_off ? onoffcol : col,
3041                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3042 }
3043
3044
3045 docstring InsetTabular::editMessage() const
3046 {
3047         return _("Opened table");
3048 }
3049
3050
3051 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3052 {
3053         //lyxerr << "InsetTabular::edit: " << this << endl;
3054         cur.finishUndo();
3055         cur.selection() = false;
3056         cur.push(*this);
3057         if (front) {
3058                 if (isRightToLeft(cur))
3059                         cur.idx() = tabular.getLastCellInRow(0);
3060                 else
3061                         cur.idx() = 0;
3062                 cur.pit() = 0;
3063                 cur.pos() = 0;
3064         } else {
3065                 if (isRightToLeft(cur))
3066                         cur.idx() = tabular.getFirstCellInRow(tabular.rowCount() - 1);
3067                 else
3068                         cur.idx() = tabular.cellCount() - 1;
3069                 cur.pit() = 0;
3070                 cur.pos() = cur.lastpos(); // FIXME crude guess
3071         }
3072         // FIXME: this accesses the position cache before it is initialized
3073         //resetPos(cur);
3074         //cur.bv().fitCursor();
3075 }
3076
3077
3078 void InsetTabular::updateLabels(ParIterator const & it)
3079 {
3080         // In a longtable, tell captions what the current float is
3081         Counters & cnts = buffer().params().documentClass().counters();
3082         string const saveflt = cnts.current_float();
3083         if (tabular.isLongTabular())
3084                 cnts.current_float("table");
3085
3086         ParIterator it2 = it;
3087         it2.forwardPos();
3088         size_t const end = it2.nargs();
3089         for ( ; it2.idx() < end; it2.top().forwardIdx())
3090                 lyx::updateLabels(buffer(), it2);
3091
3092         //reset afterwards
3093         if (tabular.isLongTabular())
3094                 cnts.current_float(saveflt);
3095 }
3096
3097
3098 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3099 {
3100         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3101                              << "\n  cur:" << cur);
3102         CursorSlice sl = cur.top();
3103         Cursor & bvcur = cur.bv().cursor();
3104
3105         switch (cmd.action) {
3106
3107         case LFUN_MOUSE_PRESS: {
3108                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3109                 // select row
3110                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3111                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3112                         row_type r = rowFromY(cur, cmd.y);
3113                         cur.idx() = tabular.getFirstCellInRow(r);
3114                         cur.pos() = 0;
3115                         cur.resetAnchor();
3116                         cur.idx() = tabular.getLastCellInRow(r);
3117                         cur.pos() = cur.lastpos();
3118                         cur.selection() = true;
3119                         bvcur = cur;
3120                         rowselect_ = true;
3121                         break;
3122                 }
3123                 // select column
3124                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3125                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3126                         || cmd.y > y0 + tabular.height()) {
3127                         col_type c = columnFromX(cur, cmd.x);
3128                         cur.idx() = tabular.cellIndex(0, c);
3129                         cur.pos() = 0;
3130                         cur.resetAnchor();
3131                         cur.idx() = tabular.cellIndex(tabular.rowCount() - 1, c);
3132                         cur.pos() = cur.lastpos();
3133                         cur.selection() = true;
3134                         bvcur = cur;
3135                         colselect_ = true;
3136                         break;
3137                 }
3138                 // do not reset cursor/selection if we have selected
3139                 // some cells (bug 2715).
3140                 if (cmd.button() == mouse_button::button3
3141                     && &bvcur.selBegin().inset() == this
3142                     && tablemode(bvcur))
3143                         ;
3144                 else
3145                         // Let InsetTableCell do it
3146                         cell(cur.idx())->dispatch(cur, cmd);
3147                 break;
3148         }
3149         case LFUN_MOUSE_MOTION:
3150                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3151                 if (cmd.button() == mouse_button::button1) {
3152                         // only accept motions to places not deeper nested than the real anchor
3153                         if (!bvcur.anchor_.hasPart(cur)) {
3154                                 cur.undispatched();
3155                                 break;
3156                         }
3157                         // select (additional) row
3158                         if (rowselect_) {
3159                                 row_type r = rowFromY(cur, cmd.y);
3160                                 cur.idx() = tabular.getLastCellInRow(r);
3161                                 bvcur.setCursor(cur);
3162                                 bvcur.selection() = true;
3163                                 break;
3164                         }
3165                         // select (additional) column
3166                         if (colselect_) {
3167                                 col_type c = columnFromX(cur, cmd.x);
3168                                 cur.idx() = tabular.cellIndex(tabular.rowCount() - 1, c);
3169                                 bvcur.setCursor(cur);
3170                                 bvcur.selection() = true;
3171                                 break;
3172                         }
3173                         // only update if selection changes
3174                         if (bvcur.idx() == cur.idx() &&
3175                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3176                                 cur.noUpdate();
3177                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3178                         bvcur.setCursor(cur);
3179                         bvcur.selection() = true;
3180                 }
3181                 break;
3182
3183         case LFUN_MOUSE_RELEASE:
3184                 rowselect_ = false;
3185                 colselect_ = false;
3186                 break;
3187
3188         case LFUN_CELL_BACKWARD:
3189                 movePrevCell(cur);
3190                 cur.selection() = false;
3191                 break;
3192
3193         case LFUN_CELL_FORWARD:
3194                 moveNextCell(cur);
3195                 cur.selection() = false;
3196                 break;
3197         case LFUN_CHAR_FORWARD_SELECT:
3198         case LFUN_CHAR_FORWARD:
3199                 cell(cur.idx())->dispatch(cur, cmd);
3200                 if (!cur.result().dispatched()) {
3201                         moveNextCell(cur);
3202                         if (sl == cur.top())
3203                                 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3204                         else
3205                                 cur.dispatched();
3206                 }
3207                 break;
3208
3209         case LFUN_CHAR_BACKWARD_SELECT:
3210         case LFUN_CHAR_BACKWARD:
3211                 cell(cur.idx())->dispatch(cur, cmd);
3212                 if (!cur.result().dispatched()) {
3213                         movePrevCell(cur);
3214                         if (sl == cur.top())
3215                                 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
3216                         else
3217                                 cur.dispatched();
3218                 }
3219                 break;
3220
3221         case LFUN_CHAR_RIGHT_SELECT:
3222         case LFUN_CHAR_RIGHT:
3223                 //FIXME: for visual cursor, really move right
3224                 if (isRightToLeft(cur))
3225                         lyx::dispatch(FuncRequest(
3226                                 cmd.action == LFUN_CHAR_RIGHT_SELECT ?
3227                                         LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD));
3228                 else
3229                         lyx::dispatch(FuncRequest(
3230                                 cmd.action == LFUN_CHAR_RIGHT_SELECT ?
3231                                         LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD));
3232                 break;
3233
3234         case LFUN_CHAR_LEFT_SELECT:
3235         case LFUN_CHAR_LEFT:
3236                 //FIXME: for visual cursor, really move left
3237                 if (isRightToLeft(cur))
3238                         lyx::dispatch(FuncRequest(
3239                                 cmd.action == LFUN_CHAR_LEFT_SELECT ?
3240                                         LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD));
3241                 else
3242                         lyx::dispatch(FuncRequest(
3243                                 cmd.action == LFUN_CHAR_LEFT_SELECT ?
3244                                         LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD));
3245                 break;
3246
3247         case LFUN_DOWN_SELECT:
3248         case LFUN_DOWN:
3249                 cell(cur.idx())->dispatch(cur, cmd);
3250                 cur.dispatched(); // override the cell's decision
3251                 if (sl == cur.top())
3252                         // if our Text didn't do anything to the cursor
3253                         // then we try to put the cursor into the cell below
3254                         // setting also the right targetX.
3255                         if (tabular.cellRow(cur.idx()) != tabular.rowCount() - 1) {
3256                                 cur.idx() = tabular.cellBelow(cur.idx());
3257                                 cur.pit() = 0;
3258                                 TextMetrics const & tm =
3259                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3260                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3261                         }
3262                 if (sl == cur.top()) {
3263                         // we trick it to go to forward after leaving the
3264                         // tabular.
3265                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3266                         cur.undispatched();
3267                 }
3268                 break;
3269
3270         case LFUN_UP_SELECT:
3271         case LFUN_UP:
3272                 cell(cur.idx())->dispatch(cur, cmd);
3273                 cur.dispatched(); // override the cell's decision
3274                 if (sl == cur.top())
3275                         // if our Text didn't do anything to the cursor
3276                         // then we try to put the cursor into the cell above
3277                         // setting also the right targetX.
3278                         if (tabular.cellRow(cur.idx()) != 0) {
3279                                 cur.idx() = tabular.cellAbove(cur.idx());
3280                                 cur.pit() = cur.lastpit();
3281                                 Text const * text = cell(cur.idx())->getText(0);
3282                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3283                                 ParagraphMetrics const & pm =
3284                                         tm.parMetrics(cur.lastpit());
3285                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3286                         }
3287                 if (sl == cur.top()) {
3288                         cmd = FuncRequest(LFUN_UP);
3289                         cur.undispatched();
3290                 }
3291                 break;
3292
3293 //      case LFUN_SCREEN_DOWN: {
3294 //              //if (hasSelection())
3295 //              //      cur.selection() = false;
3296 //              col_type const col = tabular.cellColumn(cur.idx());
3297 //              int const t =   cur.bv().top_y() + cur.bv().height();
3298 //              if (t < yo() + tabular.getHeightOfTabular()) {
3299 //                      cur.bv().scrollDocView(t);
3300 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3301 //              } else {
3302 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3303 //              }
3304 //              cur.par() = 0;
3305 //              cur.pos() = 0;
3306 //              break;
3307 //      }
3308 //
3309 //      case LFUN_SCREEN_UP: {
3310 //              //if (hasSelection())
3311 //              //      cur.selection() = false;
3312 //              col_type const col = tabular.cellColumn(cur.idx());
3313 //              int const t =   cur.bv().top_y() + cur.bv().height();
3314 //              if (yo() < 0) {
3315 //                      cur.bv().scrollDocView(t);
3316 //                      if (yo() > 0)
3317 //                              cur.idx() = col;
3318 //                      else
3319 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3320 //              } else {
3321 //                      cur.idx() = col;
3322 //              }
3323 //              cur.par() = cur.lastpar();
3324 //              cur.pos() = cur.lastpos();
3325 //              break;
3326 //      }
3327
3328         case LFUN_LAYOUT_TABULAR:
3329                 cur.bv().showDialog("tabular", params2string(*this), this);
3330                 break;
3331
3332         case LFUN_INSET_DIALOG_UPDATE:
3333                 cur.bv().updateDialog("tabular", params2string(*this));
3334                 break;
3335
3336         case LFUN_TABULAR_FEATURE:
3337                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3338                         cur.undispatched();
3339                 break;
3340
3341         // insert file functions
3342         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3343         case LFUN_FILE_INSERT_PLAINTEXT: {
3344                 // FIXME UNICODE
3345                 docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3346                         FileName(to_utf8(cmd.argument())));
3347                 if (tmpstr.empty())
3348                         break;
3349                 cur.recordUndoInset(INSERT_UNDO);
3350                 if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3351                         // content has been replaced,
3352                         // so cursor might be invalid
3353                         cur.pos() = cur.lastpos();
3354                         cur.pit() = cur.lastpit();
3355                         bvcur.setCursor(cur);
3356                 } else
3357                         cur.undispatched();
3358                 break;
3359         }
3360
3361         case LFUN_CUT:
3362                 if (tablemode(cur)) {
3363                         if (copySelection(cur)) {
3364                                 cur.recordUndoInset(DELETE_UNDO);
3365                                 cutSelection(cur);
3366                         }
3367                 }
3368                 else
3369                         cell(cur.idx())->dispatch(cur, cmd);
3370                 break;
3371
3372         case LFUN_CHAR_DELETE_BACKWARD:
3373         case LFUN_CHAR_DELETE_FORWARD:
3374                 if (tablemode(cur)) {
3375                         cur.recordUndoInset(DELETE_UNDO);
3376                         cutSelection(cur);
3377                 }
3378                 else
3379                         cell(cur.idx())->dispatch(cur, cmd);
3380                 break;
3381
3382         case LFUN_COPY:
3383                 if (!cur.selection())
3384                         break;
3385                 if (tablemode(cur)) {
3386                         cur.finishUndo();
3387                         copySelection(cur);
3388                 } else
3389                         cell(cur.idx())->dispatch(cur, cmd);
3390                 break;
3391
3392         case LFUN_CLIPBOARD_PASTE:
3393         case LFUN_PRIMARY_SELECTION_PASTE: {
3394                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3395                         theClipboard().getAsText() :
3396                         theSelection().get();
3397                 if (clip.empty())
3398                         break;
3399                 // pass to InsertPlaintextString, but
3400                 // only if we have multi-cell content
3401                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3402                         cur.recordUndoInset(INSERT_UNDO);
3403                         if (insertPlaintextString(cur.bv(), clip, false)) {
3404                                 // content has been replaced,
3405                                 // so cursor might be invalid
3406                                 cur.pos() = cur.lastpos();
3407                                 cur.pit() = cur.lastpit();
3408                                 bvcur.setCursor(cur);
3409                                 break;
3410                         }
3411                 }
3412                 // Let the cell handle normal text
3413                 cell(cur.idx())->dispatch(cur, cmd);
3414                 break;
3415         }
3416
3417         case LFUN_PASTE:
3418                 if (tabularStackDirty() && theClipboard().isInternal() ||
3419                     !theClipboard().hasInternal() && theClipboard().hasLyXContents()) {
3420                         cur.recordUndoInset(INSERT_UNDO);
3421                         pasteClipboard(cur);
3422                         break;
3423                 }
3424                 cell(cur.idx())->dispatch(cur, cmd);
3425                 break;
3426
3427         case LFUN_FONT_EMPH:
3428         case LFUN_FONT_BOLD:
3429         case LFUN_FONT_ROMAN:
3430         case LFUN_FONT_NOUN:
3431         case LFUN_FONT_ITAL:
3432         case LFUN_FONT_FRAK:
3433         case LFUN_FONT_TYPEWRITER:
3434         case LFUN_FONT_SANS:
3435         case LFUN_FONT_FREE_APPLY:
3436         case LFUN_FONT_FREE_UPDATE:
3437         case LFUN_FONT_SIZE:
3438         case LFUN_FONT_UNDERLINE:
3439         case LFUN_LANGUAGE:
3440         case LFUN_WORD_CAPITALIZE:
3441         case LFUN_WORD_UPCASE:
3442         case LFUN_WORD_LOWCASE:
3443         case LFUN_CHARS_TRANSPOSE:
3444                 if (tablemode(cur)) {
3445                         row_type rs, re;
3446                         col_type cs, ce;
3447                         getSelection(cur, rs, re, cs, ce);
3448                         Cursor tmpcur = cur;
3449                         for (row_type i = rs; i <= re; ++i) {
3450                                 for (col_type j = cs; j <= ce; ++j) {
3451                                         // cursor follows cell:
3452                                         tmpcur.idx() = tabular.cellIndex(i, j);
3453                                         // select this cell only:
3454                                         tmpcur.pit() = 0;
3455                                         tmpcur.pos() = 0;
3456                                         tmpcur.resetAnchor();
3457                                         tmpcur.pit() = tmpcur.lastpit();
3458                                         tmpcur.pos() = tmpcur.top().lastpos();
3459                                         tmpcur.setCursor(tmpcur);
3460                                         tmpcur.setSelection();
3461                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3462                                 }
3463                         }
3464                         break;
3465                 } else {
3466                         cell(cur.idx())->dispatch(cur, cmd);
3467                         break;
3468                 }
3469         default:
3470                 // we try to handle this event in the insets dispatch function.
3471                 cell(cur.idx())->dispatch(cur, cmd);
3472                 break;
3473         }
3474 }
3475
3476
3477 // function sets an object as defined in func_status.h:
3478 // states OK, Unknown, Disabled, On, Off.
3479 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3480         FuncStatus & status) const
3481 {
3482         switch (cmd.action) {
3483         case LFUN_TABULAR_FEATURE: {
3484                 int action = Tabular::LAST_ACTION;
3485                 int i = 0;
3486                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3487                         string const tmp = tabularFeature[i].feature;
3488                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3489                                 action = tabularFeature[i].action;
3490                                 break;
3491                         }
3492                 }
3493                 if (action == Tabular::LAST_ACTION) {
3494                         status.clear();
3495                         status.unknown(true);
3496                         return true;
3497                 }
3498
3499                 string const argument
3500                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3501
3502                 row_type sel_row_start = 0;
3503                 row_type sel_row_end = 0;
3504                 col_type sel_col_start = 0;
3505                 col_type sel_col_end = 0;
3506                 Tabular::ltType dummyltt;
3507                 bool flag = true;
3508
3509                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3510
3511                 switch (action) {
3512                 case Tabular::SET_PWIDTH:
3513                 case Tabular::SET_MPWIDTH:
3514                 case Tabular::SET_SPECIAL_COLUMN:
3515                 case Tabular::SET_SPECIAL_MULTI:
3516                 case Tabular::APPEND_ROW:
3517                 case Tabular::APPEND_COLUMN:
3518                 case Tabular::DELETE_ROW:
3519                 case Tabular::DELETE_COLUMN:
3520                 case Tabular::COPY_ROW:
3521                 case Tabular::COPY_COLUMN:
3522                 case Tabular::SET_ALL_LINES:
3523                 case Tabular::UNSET_ALL_LINES:
3524                 case Tabular::SET_TOP_SPACE:
3525                 case Tabular::SET_BOTTOM_SPACE:
3526                 case Tabular::SET_INTERLINE_SPACE:
3527                 case Tabular::SET_BORDER_LINES:
3528                         status.clear();
3529                         return true;
3530
3531                 case Tabular::MULTICOLUMN:
3532                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3533                         break;
3534
3535                 case Tabular::TOGGLE_LINE_TOP:
3536                         status.setOnOff(tabular.topLine(cur.idx()));
3537                         break;
3538
3539                 case Tabular::TOGGLE_LINE_BOTTOM:
3540                         status.setOnOff(tabular.bottomLine(cur.idx()));
3541                         break;
3542
3543                 case Tabular::TOGGLE_LINE_LEFT:
3544                         status.setOnOff(tabular.leftLine(cur.idx()));
3545                         break;
3546
3547                 case Tabular::TOGGLE_LINE_RIGHT:
3548                         status.setOnOff(tabular.rightLine(cur.idx()));
3549                         break;
3550
3551                 case Tabular::M_ALIGN_LEFT:
3552                         flag = false;
3553                 case Tabular::ALIGN_LEFT:
3554                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3555                         break;
3556
3557                 case Tabular::M_ALIGN_RIGHT:
3558                         flag = false;
3559                 case Tabular::ALIGN_RIGHT:
3560                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3561                         break;
3562
3563                 case Tabular::M_ALIGN_CENTER:
3564                         flag = false;
3565                 case Tabular::ALIGN_CENTER:
3566                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3567                         break;
3568
3569                 case Tabular::ALIGN_BLOCK:
3570                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
3571                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3572                         break;
3573
3574                 case Tabular::M_VALIGN_TOP:
3575                         flag = false;
3576                 case Tabular::VALIGN_TOP:
3577                         status.setOnOff(
3578                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3579                         break;
3580
3581                 case Tabular::M_VALIGN_BOTTOM:
3582                         flag = false;
3583                 case Tabular::VALIGN_BOTTOM:
3584                         status.setOnOff(
3585                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3586                         break;
3587
3588                 case Tabular::M_VALIGN_MIDDLE:
3589                         flag = false;
3590                 case Tabular::VALIGN_MIDDLE:
3591                         status.setOnOff(
3592                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3593                         break;
3594
3595                 case Tabular::SET_LONGTABULAR:
3596                         status.setOnOff(tabular.isLongTabular());
3597                         break;
3598
3599                 case Tabular::UNSET_LONGTABULAR:
3600                         status.setOnOff(!tabular.isLongTabular());
3601                         break;
3602
3603                 case Tabular::TOGGLE_ROTATE_TABULAR:
3604                 case Tabular::SET_ROTATE_TABULAR:
3605                         status.setOnOff(tabular.getRotateTabular());
3606                         break;
3607
3608                 case Tabular::UNSET_ROTATE_TABULAR:
3609                         status.setOnOff(!tabular.getRotateTabular());
3610                         break;
3611
3612                 case Tabular::TOGGLE_ROTATE_CELL:
3613                 case Tabular::SET_ROTATE_CELL:
3614                         status.setOnOff(!oneCellHasRotationState(false,
3615                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3616                         break;
3617
3618                 case Tabular::UNSET_ROTATE_CELL:
3619                         status.setOnOff(!oneCellHasRotationState(true,
3620                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3621                         break;
3622
3623                 case Tabular::SET_USEBOX:
3624                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3625                         break;
3626
3627                 case Tabular::SET_LTFIRSTHEAD:
3628                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3629                         break;
3630
3631                 case Tabular::UNSET_LTFIRSTHEAD:
3632                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3633                         break;
3634
3635                 case Tabular::SET_LTHEAD:
3636                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3637                         break;
3638
3639                 case Tabular::UNSET_LTHEAD:
3640                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3641                         break;
3642
3643                 case Tabular::SET_LTFOOT:
3644                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3645                         break;
3646
3647                 case Tabular::UNSET_LTFOOT:
3648                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3649                         break;
3650
3651                 case Tabular::SET_LTLASTFOOT:
3652                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3653                         break;
3654
3655                 case Tabular::UNSET_LTLASTFOOT:
3656                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3657                         break;
3658
3659                 case Tabular::SET_LTNEWPAGE:
3660                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3661                         break;
3662
3663                 case Tabular::SET_BOOKTABS:
3664                         status.setOnOff(tabular.useBookTabs());
3665                         break;
3666
3667                 case Tabular::UNSET_BOOKTABS:
3668                         status.setOnOff(!tabular.useBookTabs());
3669                         break;
3670
3671                 default:
3672                         status.clear();
3673                         status.enabled(false);
3674                         break;
3675                 }
3676                 return true;
3677         }
3678
3679         // These are only enabled inside tabular
3680         case LFUN_CELL_BACKWARD:
3681         case LFUN_CELL_FORWARD:
3682                 status.enabled(true);
3683                 return true;
3684
3685         // disable these with multiple cells selected
3686         case LFUN_INSET_INSERT:
3687         case LFUN_TABULAR_INSERT:
3688         case LFUN_FLEX_INSERT:
3689         case LFUN_FLOAT_INSERT:
3690         case LFUN_FLOAT_WIDE_INSERT:
3691         case LFUN_FOOTNOTE_INSERT:
3692         case LFUN_MARGINALNOTE_INSERT:
3693         case LFUN_MATH_INSERT:
3694         case LFUN_MATH_MODE:
3695         case LFUN_MATH_MUTATE:
3696         case LFUN_MATH_DISPLAY:
3697         case LFUN_NOTE_INSERT:
3698         case LFUN_OPTIONAL_INSERT:
3699         case LFUN_BOX_INSERT:
3700         case LFUN_BRANCH_INSERT:
3701         case LFUN_WRAP_INSERT:
3702         case LFUN_ERT_INSERT: {
3703                 if (tablemode(cur)) {
3704                         status.enabled(false);
3705                         return true;
3706                 } else
3707                         return cell(cur.idx())->getStatus(cur, cmd, status);
3708         }
3709
3710         // disable in non-fixed-width cells
3711         case LFUN_NEWLINE_INSERT:
3712         case LFUN_BREAK_PARAGRAPH:
3713         case LFUN_BREAK_PARAGRAPH_SKIP: {
3714                 if (tabular.getPWidth(cur.idx()).zero()) {
3715                         status.enabled(false);
3716                         return true;
3717                 } else
3718                         return cell(cur.idx())->getStatus(cur, cmd, status);
3719         }
3720
3721         case LFUN_PASTE:
3722                 if (tabularStackDirty() && theClipboard().isInternal()) {
3723                         status.enabled(true);
3724                         return true;
3725                 } else
3726                         return cell(cur.idx())->getStatus(cur, cmd, status);
3727
3728         case LFUN_INSET_MODIFY:
3729                 if (insetCode(cmd.getArg(0)) == TABULAR_CODE) {
3730                         status.enabled(true);
3731                         return true;
3732                 }
3733                 // Fall through
3734
3735         default:
3736                 // we try to handle this event in the insets dispatch function.
3737                 return cell(cur.idx())->getStatus(cur, cmd, status);
3738         }
3739 }
3740
3741
3742 int InsetTabular::latex(odocstream & os, OutputParams const & runparams) const
3743 {
3744         return tabular.latex(os, runparams);
3745 }
3746
3747
3748 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
3749 {
3750         os << '\n'; // output table on a new line
3751         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
3752         tabular.plaintext(os, runparams, dp, false, 0);
3753         return PLAINTEXT_NEWLINE;
3754 }
3755
3756
3757 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
3758 {
3759         int ret = 0;
3760         Inset * master = 0;
3761
3762         // FIXME: Why not pass a proper DocIterator here?
3763 #if 0
3764         // if the table is inside a float it doesn't need the informaltable
3765         // wrapper. Search for it.
3766         for (master = owner(); master; master = master->owner())
3767                 if (master->lyxCode() == FLOAT_CODE)
3768                         break;
3769 #endif
3770
3771         if (!master) {
3772                 os << "<informaltable>";
3773                 ++ret;
3774         }
3775         ret += tabular.docbook(os, runparams);
3776         if (!master) {
3777                 os << "</informaltable>";
3778                 ++ret;
3779         }
3780         return ret;
3781 }
3782
3783
3784 void InsetTabular::validate(LaTeXFeatures & features) const
3785 {
3786         tabular.validate(features);
3787 }
3788
3789
3790 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
3791 {
3792         return tabular.cellInset(idx);
3793 }
3794
3795
3796 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
3797 {
3798         return tabular.cellInset(idx);
3799 }
3800
3801
3802 void InsetTabular::cursorPos(BufferView const & bv,
3803                 CursorSlice const & sl, bool boundary, int & x, int & y) const
3804 {
3805         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
3806
3807         // y offset     correction
3808         int const row = tabular.cellRow(sl.idx());
3809         for (int i = 0; i <= row; ++i) {
3810                 if (i != 0) {
3811                         y += tabular.rowAscent(i);
3812                         y += tabular.getAdditionalHeight(i);
3813                 }
3814                 if (i != row)
3815                         y += tabular.rowDescent(i);
3816         }
3817
3818         // x offset correction
3819         int const col = tabular.cellColumn(sl.idx());
3820         int idx = tabular.cellIndex(row, 0);
3821         for (int j = 0; j < col; ++j) {
3822                 if (tabular.isPartOfMultiColumn(row, j))
3823                         continue;
3824                 x += tabular.columnWidth(idx);
3825                 ++idx;
3826         }
3827         x += tabular.getBeginningOfTextInCell(idx);
3828         x += ADD_TO_TABULAR_WIDTH;
3829         x += scx_;
3830 }
3831
3832
3833 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
3834 {
3835         int xx = 0;
3836         int yy = 0;
3837         Inset const & inset = *tabular.cellInset(cell);
3838         Point o = bv.coordCache().getInsets().xy(&inset);
3839         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
3840         int const xend = xbeg + tabular.columnWidth(cell);
3841         row_type const row = tabular.cellRow(cell);
3842         int const ybeg = o.y_ - tabular.rowAscent(row) -
3843                          tabular.getAdditionalHeight(row);
3844         int const yend = o.y_ + tabular.rowDescent(row);
3845
3846         if (x < xbeg)
3847                 xx = xbeg - x;
3848         else if (x > xend)
3849                 xx = x - xend;
3850
3851         if (y < ybeg)
3852                 yy = ybeg - y;
3853         else if (y > yend)
3854                 yy = y - yend;
3855
3856         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
3857         //       << " ybeg=" << ybeg << " yend=" << yend
3858         //       << " xx=" << xx << " yy=" << yy
3859         //       << " dist=" << xx + yy << endl;
3860         return xx + yy;
3861 }
3862
3863
3864 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
3865 {
3866         //lyxerr << "InsetTabular::editXY: " << this << endl;
3867         cur.selection() = false;
3868         cur.push(*this);
3869         cur.idx() = getNearestCell(cur.bv(), x, y);
3870         resetPos(cur);
3871         return cur.bv().textMetrics(&cell(cur.idx())->text_).editXY(cur, x, y);
3872 }
3873
3874
3875 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
3876 {
3877         cur.idx() = getNearestCell(cur.bv(), x, y);
3878         cur.bv().textMetrics(&cell(cur.idx())->text_).setCursorFromCoordinates(cur, x, y);
3879 }
3880
3881
3882 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
3883 {
3884         idx_type idx_min = 0;
3885         int dist_min = numeric_limits<int>::max();
3886         for (idx_type i = 0, n = nargs(); i != n; ++i) {
3887                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
3888                         int const d = dist(bv, i, x, y);
3889                         if (d < dist_min) {
3890                                 dist_min = d;
3891                                 idx_min = i;
3892                         }
3893                 }
3894         }
3895         return idx_min;
3896 }
3897
3898
3899 int InsetTabular::cellXPos(idx_type const cell) const
3900 {
3901         idx_type c = cell;
3902
3903         for (; !tabular.isFirstCellInRow(c); --c)
3904                 ;
3905         int lx = 0;
3906         for (; c < cell; ++c)
3907                 lx += tabular.columnWidth(c);
3908
3909         return lx;
3910 }
3911
3912
3913 void InsetTabular::resetPos(Cursor & cur) const
3914 {
3915         BufferView & bv = cur.bv();
3916         int const maxwidth = bv.workWidth();
3917
3918         if (&cur.inset() != this) {
3919                 scx_ = 0;
3920         } else {
3921                 int const X1 = 0;
3922                 int const X2 = maxwidth;
3923                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
3924                 int const x1 = xo(cur.bv()) + cellXPos(cur.idx()) + offset;
3925                 int const x2 = x1 + tabular.columnWidth(cur.idx());
3926
3927                 if (x1 < X1)
3928                         scx_ = X1 + 20 - x1;
3929                 else if (x2 > X2)
3930                         scx_ = X2 - 20 - x2;
3931                 else
3932                         scx_ = 0;
3933         }
3934
3935         cur.updateFlags(Update::Force | Update::FitCursor);
3936 }
3937
3938
3939 void InsetTabular::moveNextCell(Cursor & cur)
3940 {
3941         if (isRightToLeft(cur)) {
3942                 if (tabular.isFirstCellInRow(cur.idx())) {
3943                         row_type const row = tabular.cellRow(cur.idx());
3944                         if (row == tabular.rowCount() - 1)
3945                                 return;
3946                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
3947                 } else {
3948                         if (cur.idx() == 0)
3949                                 return;
3950                         --cur.idx();
3951                 }
3952         } else {
3953                 if (tabular.isLastCell(cur.idx()))
3954                         return;
3955                 ++cur.idx();
3956         }
3957         cur.pit() = 0;
3958         cur.pos() = 0;
3959         resetPos(cur);
3960 }
3961
3962
3963 void InsetTabular::movePrevCell(Cursor & cur)
3964 {
3965         if (isRightToLeft(cur)) {
3966                 if (tabular.isLastCellInRow(cur.idx())) {
3967                         row_type const row = tabular.cellRow(cur.idx());
3968                         if (row == 0)
3969                                 return;
3970                         cur.idx() = tabular.getFirstCellInRow(row);
3971                         cur.idx() = tabular.cellAbove(cur.idx());
3972                 } else {
3973                         if (tabular.isLastCell(cur.idx()))
3974                                 return;
3975                         ++cur.idx();
3976                 }
3977         } else {
3978                 if (cur.idx() == 0) // first cell
3979                         return;
3980                 --cur.idx();
3981         }
3982         cur.pit() = cur.lastpit();
3983         cur.pos() = cur.lastpos();
3984
3985         // FIXME: this accesses the position cache before it is initialized
3986         //resetPos(cur);
3987 }
3988
3989
3990 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
3991 {
3992         Tabular::Feature action = Tabular::LAST_ACTION;
3993
3994         int i = 0;
3995         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3996                 string const tmp = tabularFeature[i].feature;
3997
3998                 if (tmp == what.substr(0, tmp.length())) {
3999                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
4000                         //tabularFeatures[i].feature.length()))
4001                         action = tabularFeature[i].action;
4002                         break;
4003                 }
4004         }
4005         if (action == Tabular::LAST_ACTION)
4006                 return false;
4007
4008         string const val =
4009                 ltrim(what.substr(tabularFeature[i].feature.length()));
4010         tabularFeatures(cur, action, val);
4011         return true;
4012 }
4013
4014
4015 static void checkLongtableSpecial(Tabular::ltType & ltt,
4016                           string const & special, bool & flag)
4017 {
4018         if (special == "dl_above") {
4019                 ltt.topDL = flag;
4020                 ltt.set = false;
4021         } else if (special == "dl_below") {
4022                 ltt.bottomDL = flag;
4023                 ltt.set = false;
4024         } else if (special == "empty") {
4025                 ltt.empty = flag;
4026                 ltt.set = false;
4027         } else if (flag) {
4028                 ltt.empty = false;
4029                 ltt.set = true;
4030         }
4031 }
4032
4033 bool InsetTabular::oneCellHasRotationState(bool rotated,
4034                 row_type row_start, row_type row_end,
4035                 col_type col_start, col_type col_end) const {
4036
4037         for (row_type i = row_start; i <= row_end; ++i) {
4038                 for (col_type j = col_start; j <= col_end; ++j) {
4039                         if (tabular.getRotateCell(tabular.cellIndex(i, j))
4040                                 == rotated) {
4041                                 return true;
4042                         }
4043                 }
4044         }
4045         return false;
4046 }
4047
4048 void InsetTabular::tabularFeatures(Cursor & cur,
4049         Tabular::Feature feature, string const & value)
4050 {
4051         col_type sel_col_start;
4052         col_type sel_col_end;
4053         row_type sel_row_start;
4054         row_type sel_row_end;
4055         bool setLines = false;
4056         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4057         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4058
4059         switch (feature) {
4060
4061         case Tabular::M_ALIGN_LEFT:
4062         case Tabular::ALIGN_LEFT:
4063                 setAlign = LYX_ALIGN_LEFT;
4064                 break;
4065
4066         case Tabular::M_ALIGN_RIGHT:
4067         case Tabular::ALIGN_RIGHT:
4068                 setAlign = LYX_ALIGN_RIGHT;
4069                 break;
4070
4071         case Tabular::M_ALIGN_CENTER:
4072         case Tabular::ALIGN_CENTER:
4073                 setAlign = LYX_ALIGN_CENTER;
4074                 break;
4075
4076         case Tabular::ALIGN_BLOCK:
4077                 setAlign = LYX_ALIGN_BLOCK;
4078                 break;
4079
4080         case Tabular::M_VALIGN_TOP:
4081         case Tabular::VALIGN_TOP:
4082                 setVAlign = Tabular::LYX_VALIGN_TOP;
4083                 break;
4084
4085         case Tabular::M_VALIGN_BOTTOM:
4086         case Tabular::VALIGN_BOTTOM:
4087                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4088                 break;
4089
4090         case Tabular::M_VALIGN_MIDDLE:
4091         case Tabular::VALIGN_MIDDLE:
4092                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4093                 break;
4094
4095         default:
4096                 break;
4097         }
4098
4099         cur.recordUndoInset(ATOMIC_UNDO);
4100
4101         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4102         row_type const row = tabular.cellRow(cur.idx());
4103         col_type const column = tabular.cellColumn(cur.idx());
4104         bool flag = true;
4105         Tabular::ltType ltt;
4106
4107         switch (feature) {
4108
4109         case Tabular::SET_PWIDTH: {
4110                 Length const len(value);
4111                 tabular.setColumnPWidth(cur, cur.idx(), len);
4112                 if (len.zero()
4113                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4114                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4115                 break;
4116         }
4117
4118         case Tabular::SET_MPWIDTH:
4119                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4120                 break;
4121
4122         case Tabular::SET_SPECIAL_COLUMN:
4123         case Tabular::SET_SPECIAL_MULTI:
4124                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4125                 break;
4126
4127         case Tabular::APPEND_ROW:
4128                 // append the row into the tabular
4129                 tabular.appendRow(cur.idx());
4130                 break;
4131
4132         case Tabular::APPEND_COLUMN:
4133                 // append the column into the tabular
4134                 tabular.appendColumn(cur.idx());
4135                 cur.idx() = tabular.cellIndex(row, column);
4136                 break;
4137
4138         case Tabular::DELETE_ROW:
4139                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4140                         tabular.deleteRow(sel_row_start);
4141                 if (sel_row_start >= tabular.rowCount())
4142                         --sel_row_start;
4143                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4144                 cur.pit() = 0;
4145                 cur.pos() = 0;
4146                 cur.selection() = false;
4147                 break;
4148
4149         case Tabular::DELETE_COLUMN:
4150                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4151                         tabular.deleteColumn(sel_col_start);
4152                 if (sel_col_start >= tabular.columnCount())
4153                         --sel_col_start;
4154                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4155                 cur.pit() = 0;
4156                 cur.pos() = 0;
4157                 cur.selection() = false;
4158                 break;
4159
4160         case Tabular::COPY_ROW:
4161                 tabular.copyRow(row);
4162                 break;
4163
4164         case Tabular::COPY_COLUMN:
4165                 tabular.copyColumn(column);
4166                 cur.idx() = tabular.cellIndex(row, column);
4167                 break;
4168
4169         case Tabular::TOGGLE_LINE_TOP: {
4170                 bool lineSet = !tabular.topLine(cur.idx());
4171                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4172                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4173                                 tabular.setTopLine(tabular.cellIndex(i, j), lineSet);
4174                 break;
4175         }
4176
4177         case Tabular::TOGGLE_LINE_BOTTOM: {
4178                 bool lineSet = !tabular.bottomLine(cur.idx());
4179                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4180                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4181                                 tabular.setBottomLine(tabular.cellIndex(i, j), lineSet);
4182                 break;
4183         }
4184
4185         case Tabular::TOGGLE_LINE_LEFT: {
4186                 bool lineSet = !tabular.leftLine(cur.idx());
4187                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4188                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4189                                 tabular.setLeftLine(tabular.cellIndex(i, j), lineSet);
4190                 break;
4191         }
4192
4193         case Tabular::TOGGLE_LINE_RIGHT: {
4194                 bool lineSet = !tabular.rightLine(cur.idx());
4195                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4196                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4197                                 tabular.setRightLine(tabular.cellIndex(i, j), lineSet);
4198                 break;
4199         }
4200
4201         case Tabular::M_ALIGN_LEFT:
4202         case Tabular::M_ALIGN_RIGHT:
4203         case Tabular::M_ALIGN_CENTER:
4204                 flag = false;
4205         case Tabular::ALIGN_LEFT:
4206         case Tabular::ALIGN_RIGHT:
4207         case Tabular::ALIGN_CENTER:
4208         case Tabular::ALIGN_BLOCK:
4209                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4210                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4211                                 tabular.setAlignment(tabular.cellIndex(i, j), setAlign, flag);
4212                 break;
4213
4214         case Tabular::M_VALIGN_TOP:
4215         case Tabular::M_VALIGN_BOTTOM:
4216         case Tabular::M_VALIGN_MIDDLE:
4217                 flag = false;
4218         case Tabular::VALIGN_TOP:
4219         case Tabular::VALIGN_BOTTOM:
4220         case Tabular::VALIGN_MIDDLE:
4221                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4222                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4223                                 tabular.setVAlignment(tabular.cellIndex(i, j), setVAlign, flag);
4224                 break;
4225
4226         case Tabular::MULTICOLUMN: {
4227                 if (sel_row_start != sel_row_end) {
4228                         // FIXME: Need I say it ? This is horrible.
4229                         // FIXME UNICODE
4230                         Alert::error(_("Error setting multicolumn"),
4231                                      _("You cannot set multicolumn vertically."));
4232                         return;
4233                 }
4234                 if (!cur.selection()) {
4235                         // just multicol for one single cell
4236                         // check whether we are completely in a multicol
4237                         if (tabular.isMultiColumn(cur.idx()))
4238                                 tabular.unsetMultiColumn(cur.idx());
4239                         else
4240                                 tabular.setMultiColumn(cur.idx(), 1);
4241                         break;
4242                 }
4243                 // we have a selection so this means we just add all this
4244                 // cells to form a multicolumn cell
4245                 idx_type const s_start = cur.selBegin().idx();
4246                 idx_type const s_end = cur.selEnd().idx();
4247                 tabular.setMultiColumn(s_start, s_end - s_start + 1);
4248                 cur.idx() = s_start;
4249                 cur.pit() = 0;
4250                 cur.pos() = 0;
4251                 cur.selection() = false;
4252                 break;
4253         }
4254
4255         case Tabular::SET_ALL_LINES:
4256                 setLines = true;
4257         case Tabular::UNSET_ALL_LINES:
4258                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4259                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4260                                 tabular.setAllLines(
4261                                         tabular.cellIndex(i,j), setLines);
4262                 break;
4263
4264         case Tabular::SET_BORDER_LINES:
4265                 for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4266                         tabular.setLeftLine(tabular.cellIndex(i, sel_col_start), true);
4267                         tabular.setRightLine(tabular.cellIndex(i, sel_col_end), true);
4268                 }
4269                 for (col_type j = sel_col_start; j <= sel_col_end; ++j) {
4270                         tabular.setTopLine(tabular.cellIndex(sel_row_start, j), true);
4271                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, j), true);
4272                 }
4273                 break;
4274
4275         case Tabular::SET_LONGTABULAR:
4276                 tabular.setLongTabular(true);
4277                 break;
4278
4279         case Tabular::UNSET_LONGTABULAR:
4280                 tabular.setLongTabular(false);
4281                 break;
4282
4283         case Tabular::SET_ROTATE_TABULAR:
4284                 tabular.setRotateTabular(true);
4285                 break;
4286
4287         case Tabular::UNSET_ROTATE_TABULAR:
4288                 tabular.setRotateTabular(false);
4289                 break;
4290
4291         case Tabular::TOGGLE_ROTATE_TABULAR:
4292                 tabular.setRotateTabular(!tabular.getRotateTabular());
4293                 break;
4294
4295         case Tabular::SET_ROTATE_CELL:
4296                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4297                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4298                                 tabular.setRotateCell(
4299                                         tabular.cellIndex(i, j), true);
4300                 break;
4301
4302         case Tabular::UNSET_ROTATE_CELL:
4303                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4304                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4305                                 tabular.setRotateCell(tabular.cellIndex(i, j), false);
4306                 break;
4307
4308         case Tabular::TOGGLE_ROTATE_CELL:
4309                 {
4310                 bool oneNotRotated = oneCellHasRotationState(false,
4311                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4312
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.setRotateCell(tabular.cellIndex(i, j),
4316                                                                           oneNotRotated);
4317                 }
4318                 break;
4319
4320         case Tabular::SET_USEBOX: {
4321                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4322                 if (val == tabular.getUsebox(cur.idx()))
4323                         val = Tabular::BOX_NONE;
4324                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4325                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4326                                 tabular.setUsebox(tabular.cellIndex(i, j), val);
4327                 break;
4328         }
4329
4330         case Tabular::UNSET_LTFIRSTHEAD:
4331                 flag = false;
4332         case Tabular::SET_LTFIRSTHEAD:
4333                 tabular.getRowOfLTFirstHead(row, ltt);
4334                 checkLongtableSpecial(ltt, value, flag);
4335                 tabular.setLTHead(row, flag, ltt, true);
4336                 break;
4337
4338         case Tabular::UNSET_LTHEAD:
4339                 flag = false;
4340         case Tabular::SET_LTHEAD:
4341                 tabular.getRowOfLTHead(row, ltt);
4342                 checkLongtableSpecial(ltt, value, flag);
4343                 tabular.setLTHead(row, flag, ltt, false);
4344                 break;
4345
4346         case Tabular::UNSET_LTFOOT:
4347                 flag = false;
4348         case Tabular::SET_LTFOOT:
4349                 tabular.getRowOfLTFoot(row, ltt);
4350                 checkLongtableSpecial(ltt, value, flag);
4351                 tabular.setLTFoot(row, flag, ltt, false);
4352                 break;
4353
4354         case Tabular::UNSET_LTLASTFOOT:
4355                 flag = false;
4356         case Tabular::SET_LTLASTFOOT:
4357                 tabular.getRowOfLTLastFoot(row, ltt);
4358                 checkLongtableSpecial(ltt, value, flag);
4359                 tabular.setLTFoot(row, flag, ltt, true);
4360                 break;
4361
4362         case Tabular::SET_LTNEWPAGE:
4363                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4364                 break;
4365
4366         case Tabular::SET_BOOKTABS:
4367                 tabular.setBookTabs(true);
4368                 break;
4369
4370         case Tabular::UNSET_BOOKTABS:
4371                 tabular.setBookTabs(false);
4372                 break;
4373
4374         case Tabular::SET_TOP_SPACE: {
4375                 Length len;
4376                 if (value == "default")
4377                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4378                                 tabular.row_info[i].top_space_default = true;
4379                 else if (isValidLength(value, &len))
4380                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4381                                 tabular.row_info[i].top_space_default = false;
4382                                 tabular.row_info[i].top_space = len;
4383                         }
4384                 else
4385                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4386                                 tabular.row_info[i].top_space_default = false;
4387                                 tabular.row_info[i].top_space = len;
4388                         }
4389                 break;
4390         }
4391
4392         case Tabular::SET_BOTTOM_SPACE: {
4393                 Length len;
4394                 if (value == "default")
4395                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4396                                 tabular.row_info[i].bottom_space_default = true;
4397                 else if (isValidLength(value, &len))
4398                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4399                                 tabular.row_info[i].bottom_space_default = false;
4400                                 tabular.row_info[i].bottom_space = len;
4401                         }
4402                 else
4403                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4404                                 tabular.row_info[i].bottom_space_default = false;
4405                                 tabular.row_info[i].bottom_space = len;
4406                         }
4407                 break;
4408         }
4409
4410         case Tabular::SET_INTERLINE_SPACE: {
4411                 Length len;
4412                 if (value == "default")
4413                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4414                                 tabular.row_info[i].interline_space_default = true;
4415                 else if (isValidLength(value, &len))
4416                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4417                                 tabular.row_info[i].interline_space_default = false;
4418                                 tabular.row_info[i].interline_space = len;
4419                         }
4420                 else
4421                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4422                                 tabular.row_info[i].interline_space_default = false;
4423                                 tabular.row_info[i].interline_space = len;
4424                         }
4425                 break;
4426         }
4427
4428         // dummy stuff just to avoid warnings
4429         case Tabular::LAST_ACTION:
4430                 break;
4431         }
4432 }
4433
4434
4435 bool InsetTabular::showInsetDialog(BufferView * bv) const
4436 {
4437         bv->showDialog("tabular", params2string(*this),
4438                 const_cast<InsetTabular *>(this));
4439         return true;
4440 }
4441
4442
4443 void InsetTabular::openLayoutDialog(BufferView * bv) const
4444 {
4445         bv->showDialog("tabular", params2string(*this),
4446                 const_cast<InsetTabular *>(this));
4447 }
4448
4449
4450 bool InsetTabular::copySelection(Cursor & cur)
4451 {
4452         if (!cur.selection())
4453                 return false;
4454
4455         row_type rs, re;
4456         col_type cs, ce;
4457         getSelection(cur, rs, re, cs, ce);
4458
4459         paste_tabular.reset(new Tabular(tabular));
4460
4461         for (row_type i = 0; i < rs; ++i)
4462                 paste_tabular->deleteRow(0);
4463
4464         row_type const rows = re - rs + 1;
4465         while (paste_tabular->rowCount() > rows)
4466                 paste_tabular->deleteRow(rows);
4467
4468         for (col_type i = 0; i < cs; ++i)
4469                 paste_tabular->deleteColumn(0);
4470
4471         col_type const columns = ce - cs + 1;
4472         while (paste_tabular->columnCount() > columns)
4473                 paste_tabular->deleteColumn(columns);
4474
4475         // We clear all the InsetTableCell pointers, since they
4476         // might now become invalid and there is no point in having
4477         // them point to temporary things in paste_tabular.
4478         for (row_type i = 0; i < paste_tabular->rowCount(); ++i)
4479                 for (col_type j = 0; j < paste_tabular->columnCount(); ++j) {
4480                         paste_tabular->cellInset(i,j)->setCellData(0);
4481                         paste_tabular->cellInset(i,j)->setTabular(0);
4482                 }
4483
4484         odocstringstream os;
4485         OutputParams const runparams(0);
4486         paste_tabular->plaintext(os, runparams, 0, true, '\t');
4487         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4488         cap::copySelection(cur, os.str());
4489
4490         // mark tabular stack dirty
4491         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4492         // when we (hopefully) have a one-for-all paste mechanism.
4493         // This must be called after cap::copySelection.
4494         dirtyTabularStack(true);
4495
4496         return true;
4497 }
4498
4499
4500 bool InsetTabular::pasteClipboard(Cursor & cur)
4501 {
4502         if (!paste_tabular)
4503                 return false;
4504         col_type const actcol = tabular.cellColumn(cur.idx());
4505         row_type const actrow = tabular.cellRow(cur.idx());
4506         for (row_type r1 = 0, r2 = actrow;
4507              r1 < paste_tabular->rowCount() && r2 < tabular.rowCount();
4508              ++r1, ++r2) {
4509                 for (col_type c1 = 0, c2 = actcol;
4510                     c1 < paste_tabular->columnCount() && c2 < tabular.columnCount();
4511                     ++c1, ++c2) {
4512                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4513                             tabular.isPartOfMultiColumn(r2, c2))
4514                                 continue;
4515                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4516                                 --c2;
4517                                 continue;
4518                         }
4519                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4520                                 --c1;
4521                                 continue;
4522                         }
4523                         shared_ptr<InsetTableCell> inset(
4524                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
4525                         // note that setCellInset will call InsetTableCell::setCellData()
4526                         // and InsetTableCell::setTabular()
4527                         tabular.setCellInset(r2, c2, inset);
4528                         // FIXME: change tracking (MG)
4529                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4530                                                 Change::INSERTED : Change::UNCHANGED));
4531                         cur.pos() = 0;
4532                 }
4533         }
4534         return true;
4535 }
4536
4537
4538 void InsetTabular::cutSelection(Cursor & cur)
4539 {
4540         if (!cur.selection())
4541                 return;
4542
4543         row_type rs, re;
4544         col_type cs, ce;
4545         getSelection(cur, rs, re, cs, ce);
4546         for (row_type i = rs; i <= re; ++i) {
4547                 for (col_type j = cs; j <= ce; ++j) {
4548                         shared_ptr<InsetTableCell> t
4549                                 = cell(tabular.cellIndex(i, j));
4550                         if (cur.buffer().params().trackChanges)
4551                                 // FIXME: Change tracking (MG)
4552                                 t->setChange(Change(Change::DELETED));
4553                         else
4554                                 t->clear();
4555                 }
4556         }
4557
4558         // cursor position might be invalid now
4559         if (cur.pit() > cur.lastpit())
4560                 cur.pit() = cur.lastpit();
4561         if (cur.pos() > cur.lastpos())
4562                 cur.pos() = cur.lastpos();
4563         cur.clearSelection();
4564 }
4565
4566
4567 bool InsetTabular::isRightToLeft(Cursor & cur) const
4568 {
4569         BOOST_ASSERT(cur.depth() > 1);
4570         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4571         pos_type const parentpos = cur[cur.depth() - 2].pos();
4572         return parentpar.getFontSettings(cur.bv().buffer().params(),
4573                                          parentpos).language()->rightToLeft();
4574 }
4575
4576
4577 void InsetTabular::getSelection(Cursor & cur,
4578         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4579 {
4580         CursorSlice const & beg = cur.selBegin();
4581         CursorSlice const & end = cur.selEnd();
4582         cs = tabular.cellColumn(beg.idx());
4583         ce = tabular.cellColumn(end.idx());
4584         if (cs > ce) {
4585                 ce = cs;
4586                 cs = tabular.cellColumn(end.idx());
4587         } else {
4588                 ce = tabular.cellRightColumn(end.idx());
4589         }
4590
4591         rs = tabular.cellRow(beg.idx());
4592         re = tabular.cellRow(end.idx());
4593         if (rs > re)
4594                 swap(rs, re);
4595 }
4596
4597
4598 Text * InsetTabular::getText(int idx) const
4599 {
4600         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4601 }
4602
4603
4604 void InsetTabular::setChange(Change const & change)
4605 {
4606         for (idx_type idx = 0; idx < nargs(); ++idx)
4607                 cell(idx)->setChange(change);
4608 }
4609
4610
4611 void InsetTabular::acceptChanges(BufferParams const & bparams)
4612 {
4613         for (idx_type idx = 0; idx < nargs(); ++idx)
4614                 cell(idx)->acceptChanges(bparams);
4615 }
4616
4617
4618 void InsetTabular::rejectChanges(BufferParams const & bparams)
4619 {
4620         for (idx_type idx = 0; idx < nargs(); ++idx)
4621                 cell(idx)->rejectChanges(bparams);
4622 }
4623
4624
4625 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
4626 {
4627         return tabular.getPWidth(cell).zero();
4628 }
4629
4630
4631 bool InsetTabular::forceEmptyLayout(idx_type cell) const
4632 {
4633         return !tabular.getPWidth(cell).zero();
4634 }
4635
4636
4637 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4638                                      bool usePaste)
4639 {
4640         if (buf.length() <= 0)
4641                 return true;
4642
4643         col_type cols = 1;
4644         row_type rows = 1;
4645         col_type maxCols = 1;
4646         size_t const len = buf.length();
4647         size_t p = 0;
4648
4649         while (p < len &&
4650                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4651                 switch (buf[p]) {
4652                 case '\t':
4653                         ++cols;
4654                         break;
4655                 case '\n':
4656                         if (p + 1 < len)
4657                                 ++rows;
4658                         maxCols = max(cols, maxCols);
4659                         cols = 1;
4660                         break;
4661                 }
4662                 ++p;
4663         }
4664         maxCols = max(cols, maxCols);
4665         Tabular * loctab;
4666         idx_type cell = 0;
4667         col_type ocol = 0;
4668         row_type row = 0;
4669         if (usePaste) {
4670                 paste_tabular.reset(new Tabular(buffer(), rows, maxCols));
4671                 loctab = paste_tabular.get();
4672                 cols = 0;
4673                 dirtyTabularStack(true);
4674         } else {
4675                 loctab = &tabular;
4676                 cell = bv.cursor().idx();
4677                 ocol = tabular.cellColumn(cell);
4678                 row = tabular.cellRow(cell);
4679         }
4680
4681         size_t op = 0;
4682         idx_type const cells = loctab->cellCount();
4683         p = 0;
4684         cols = ocol;
4685         rows = loctab->rowCount();
4686         col_type const columns = loctab->columnCount();
4687
4688         while (cell < cells && p < len && row < rows &&
4689                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4690         {
4691                 if (p >= len)
4692                         break;
4693                 switch (buf[p]) {
4694                 case '\t':
4695                         // we can only set this if we are not too far right
4696                         if (cols < columns) {
4697                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4698                                 Font const font = bv.textMetrics(&inset->text_).
4699                                         displayFont(0, 0);
4700                                 inset->setText(buf.substr(op, p - op), font,
4701                                                buffer().params().trackChanges);
4702                                 ++cols;
4703                                 ++cell;
4704                         }
4705                         break;
4706                 case '\n':
4707                         // we can only set this if we are not too far right
4708                         if (cols < columns) {
4709                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
4710                                 Font const font = bv.textMetrics(&inset->text_).
4711                                         displayFont(0, 0);
4712                                 inset->setText(buf.substr(op, p - op), font,
4713                                                buffer().params().trackChanges);
4714                         }
4715                         cols = ocol;
4716                         ++row;
4717                         if (row < rows)
4718                                 cell = loctab->cellIndex(row, cols);
4719                         break;
4720                 }
4721                 ++p;
4722                 op = p;
4723         }
4724         // check for the last cell if there is no trailing '\n'
4725         if (cell < cells && op < len) {
4726                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4727                 Font const font = bv.textMetrics(&inset->text_).displayFont(0, 0);
4728                 inset->setText(buf.substr(op, len - op), font,
4729                         buffer().params().trackChanges);
4730         }
4731         return true;
4732 }
4733
4734
4735 void InsetTabular::addPreview(PreviewLoader & loader) const
4736 {
4737         row_type const rows = tabular.rowCount();
4738         col_type const columns = tabular.columnCount();
4739         for (row_type i = 0; i < rows; ++i) {
4740                 for (col_type j = 0; j < columns; ++j)
4741                         tabular.cellInset(i, j)->addPreview(loader);
4742         }
4743 }
4744
4745
4746 bool InsetTabular::tablemode(Cursor & cur) const
4747 {
4748         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4749 }
4750
4751
4752 bool InsetTabular::completionSupported(Cursor const & cur) const
4753 {
4754         Cursor const & bvCur = cur.bv().cursor();
4755         if (&bvCur.inset() != this)
4756                 return false;
4757         return cur.text()->completionSupported(cur);
4758 }
4759
4760
4761 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
4762 {
4763         return completionSupported(cur);
4764 }
4765
4766
4767 bool InsetTabular::automaticInlineCompletion() const
4768 {
4769         return lyxrc.completion_inline_text;
4770 }
4771
4772
4773 bool InsetTabular::automaticPopupCompletion() const
4774 {
4775         return lyxrc.completion_popup_text;
4776 }
4777
4778
4779 bool InsetTabular::showCompletionCursor() const
4780 {
4781         return lyxrc.completion_cursor_text;
4782 }
4783
4784
4785 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
4786 {
4787         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
4788 }
4789
4790
4791 docstring InsetTabular::completionPrefix(Cursor const & cur) const
4792 {
4793         if (!completionSupported(cur))
4794                 return docstring();
4795         return cur.text()->completionPrefix(cur);
4796 }
4797
4798
4799 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
4800 {
4801         if (!completionSupported(cur))
4802                 return false;
4803
4804         return cur.text()->insertCompletion(cur, s, finished);
4805 }
4806
4807
4808 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
4809                                     Dimension & dim) const
4810 {
4811         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
4812         tm.completionPosAndDim(cur, x, y, dim);
4813 }
4814
4815
4816 void InsetTabular::string2params(string const & in, InsetTabular & inset)
4817 {
4818         istringstream data(in);
4819         Lexer lex(0,0);
4820         lex.setStream(data);
4821
4822         if (in.empty())
4823                 return;
4824
4825         string token;
4826         lex >> token;
4827         if (!lex || token != "tabular") {
4828                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
4829                 return;
4830         }
4831
4832         // This is part of the inset proper that is usually swallowed
4833         // by Buffer::readInset
4834         lex >> token;
4835         if (!lex || token != "Tabular") {
4836                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
4837                 return;
4838         }
4839
4840         inset.read(lex);
4841 }
4842
4843
4844 string InsetTabular::params2string(InsetTabular const & inset)
4845 {
4846         ostringstream data;
4847         data << "tabular" << ' ';
4848         inset.write(data);
4849         data << "\\end_inset\n";
4850         return data.str();
4851 }
4852
4853
4854 } // namespace lyx