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/alert.h"
  48 #include "frontends/Clipboard.h"
  49 #include "frontends/Painter.h"
  50 #include "frontends/Selection.h"
  51
  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 namespace lyx {
  74
  75 using cap::dirtyTabularStack;
  76 using cap::tabularStackDirty;
  77
  78 using graphics::PreviewLoader;
  79
  80 using frontend::Painter;
  81 using frontend::Clipboard;
  82
  83 namespace Alert = frontend::Alert;
  84
  85
  86 namespace {
  87
  88 int const ADD_TO_HEIGHT = 2; // in cell
  89 int const ADD_TO_TABULAR_WIDTH = 6; // horiz space before and after the table
  90 int const default_line_space = 10; // ?
  91 int const WIDTH_OF_LINE = 5; // space between double lines
  92
  93
  94 ///
  95 boost::scoped_ptr<Tabular> paste_tabular;
  96
  97
  98 struct TabularFeature {
  99         Tabular::Feature action;
 100         string feature;
 101 };
 102
 103
 104 TabularFeature tabularFeature[] =
 105 {
 106         { Tabular::APPEND_ROW, "append-row" },
 107         { Tabular::APPEND_COLUMN, "append-column" },
 108         { Tabular::DELETE_ROW, "delete-row" },
 109         { Tabular::DELETE_COLUMN, "delete-column" },
 110         { Tabular::COPY_ROW, "copy-row" },
 111         { Tabular::COPY_COLUMN, "copy-column" },
 112         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 113         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 114         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 115         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 116         { Tabular::ALIGN_LEFT, "align-left" },
 117         { Tabular::ALIGN_RIGHT, "align-right" },
 118         { Tabular::ALIGN_CENTER, "align-center" },
 119         { Tabular::ALIGN_BLOCK, "align-block" },
 120         { Tabular::VALIGN_TOP, "valign-top" },
 121         { Tabular::VALIGN_BOTTOM, "valign-bottom" },
 122         { Tabular::VALIGN_MIDDLE, "valign-middle" },
 123         { Tabular::M_ALIGN_LEFT, "m-align-left" },
 124         { Tabular::M_ALIGN_RIGHT, "m-align-right" },
 125         { Tabular::M_ALIGN_CENTER, "m-align-center" },
 126         { Tabular::M_VALIGN_TOP, "m-valign-top" },
 127         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 128         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 129         { Tabular::MULTICOLUMN, "multicolumn" },
 130         { Tabular::SET_ALL_LINES, "set-all-lines" },
 131         { Tabular::UNSET_ALL_LINES, "unset-all-lines" },
 132         { Tabular::SET_LONGTABULAR, "set-longtabular" },
 133         { Tabular::UNSET_LONGTABULAR, "unset-longtabular" },
 134         { Tabular::SET_PWIDTH, "set-pwidth" },
 135         { Tabular::SET_MPWIDTH, "set-mpwidth" },
 136         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 137         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 138         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular" },
 139         { Tabular::SET_ROTATE_CELL, "set-rotate-cell" },
 140         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 141         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell" },
 142         { Tabular::SET_USEBOX, "set-usebox" },
 143         { Tabular::SET_LTHEAD, "set-lthead" },
 144         { Tabular::UNSET_LTHEAD, "unset-lthead" },
 145         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 146         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 147         { Tabular::SET_LTFOOT, "set-ltfoot" },
 148         { Tabular::UNSET_LTFOOT, "unset-ltfoot" },
 149         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 150         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 151         { Tabular::SET_LTNEWPAGE, "set-ltnewpage" },
 152         { Tabular::SET_SPECIAL_COLUMN, "set-special-column" },
 153         { Tabular::SET_SPECIAL_MULTI, "set-special-multi" },
 154         { Tabular::SET_BOOKTABS, "set-booktabs" },
 155         { Tabular::UNSET_BOOKTABS, "unset-booktabs" },
 156         { Tabular::SET_TOP_SPACE, "set-top-space" },
 157         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 158         { Tabular::SET_INTERLINE_SPACE, "set-interline-space" },
 159         { Tabular::SET_BORDER_LINES, "set-border-lines" },
 160         { Tabular::LAST_ACTION, "" }
 161 };
 162
 163
 164 class FeatureEqual : public unary_function<TabularFeature, bool> {
 165 public:
 166         FeatureEqual(Tabular::Feature feature)
 167                 : feature_(feature) {}
 168         bool operator()(TabularFeature const & tf) const {
 169                 return tf.action == feature_;
 170         }
 171 private:
 172         Tabular::Feature feature_;
 173 };
 174
 175
 176 template <class T>
 177 string const write_attribute(string const & name, T const & t)
 178 {
 179         string const s = tostr(t);
 180         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 181 }
 182
 183 template <>
 184 string const write_attribute(string const & name, string const & t)
 185 {
 186         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 187 }
 188
 189
 190 template <>
 191 string const write_attribute(string const & name, docstring const & t)
 192 {
 193         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 194 }
 195
 196
 197 template <>
 198 string const write_attribute(string const & name, bool const & b)
 199 {
 200         // we write only true attribute values so we remove a bit of the
 201         // file format bloat for tabulars.
 202         return b ? write_attribute(name, convert<string>(b)) : string();
 203 }
 204
 205
 206 template <>
 207 string const write_attribute(string const & name, int const & i)
 208 {
 209         // we write only true attribute values so we remove a bit of the
 210         // file format bloat for tabulars.
 211         return i ? write_attribute(name, convert<string>(i)) : string();
 212 }
 213
 214
 215 template <>
 216 string const write_attribute(string const & name, Tabular::idx_type const & i)
 217 {
 218         // we write only true attribute values so we remove a bit of the
 219         // file format bloat for tabulars.
 220         return i ? write_attribute(name, convert<string>(i)) : string();
 221 }
 222
 223
 224 template <>
 225 string const write_attribute(string const & name, Length const & value)
 226 {
 227         // we write only the value if we really have one same reson as above.
 228         return value.zero() ? string() : write_attribute(name, value.asString());
 229 }
 230
 231
 232 string const tostr(LyXAlignment const & num)
 233 {
 234         switch (num) {
 235         case LYX_ALIGN_NONE:
 236                 return "none";
 237         case LYX_ALIGN_BLOCK:
 238                 return "block";
 239         case LYX_ALIGN_LEFT:
 240                 return "left";
 241         case LYX_ALIGN_CENTER:
 242                 return "center";
 243         case LYX_ALIGN_RIGHT:
 244                 return "right";
 245         case LYX_ALIGN_LAYOUT:
 246                 return "layout";
 247         case LYX_ALIGN_SPECIAL:
 248                 return "special";
 249         }
 250         return string();
 251 }
 252
 253
 254 string const tostr(Tabular::VAlignment const & num)
 255 {
 256         switch (num) {
 257         case Tabular::LYX_VALIGN_TOP:
 258                 return "top";
 259         case Tabular::LYX_VALIGN_MIDDLE:
 260                 return "middle";
 261         case Tabular::LYX_VALIGN_BOTTOM:
 262                 return "bottom";
 263         }
 264         return string();
 265 }
 266
 267
 268 string const tostr(Tabular::BoxType const & num)
 269 {
 270         switch (num) {
 271         case Tabular::BOX_NONE:
 272                 return "none";
 273         case Tabular::BOX_PARBOX:
 274                 return "parbox";
 275         case Tabular::BOX_MINIPAGE:
 276                 return "minipage";
 277         }
 278         return string();
 279 }
 280
 281
 282 // I would have liked a fromstr template a lot better. (Lgb)
 283 bool string2type(string const str, LyXAlignment & num)
 284 {
 285         if (str == "none")
 286                 num = LYX_ALIGN_NONE;
 287         else if (str == "block")
 288                 num = LYX_ALIGN_BLOCK;
 289         else if (str == "left")
 290                 num = LYX_ALIGN_LEFT;
 291         else if (str == "center")
 292                 num = LYX_ALIGN_CENTER;
 293         else if (str == "right")
 294                 num = LYX_ALIGN_RIGHT;
 295         else
 296                 return false;
 297         return true;
 298 }
 299
 300
 301 bool string2type(string const str, Tabular::VAlignment & num)
 302 {
 303         if (str == "top")
 304                 num = Tabular::LYX_VALIGN_TOP;
 305         else if (str == "middle" )
 306                 num = Tabular::LYX_VALIGN_MIDDLE;
 307         else if (str == "bottom")
 308                 num = Tabular::LYX_VALIGN_BOTTOM;
 309         else
 310                 return false;
 311         return true;
 312 }
 313
 314
 315 bool string2type(string const str, Tabular::BoxType & num)
 316 {
 317         if (str == "none")
 318                 num = Tabular::BOX_NONE;
 319         else if (str == "parbox")
 320                 num = Tabular::BOX_PARBOX;
 321         else if (str == "minipage")
 322                 num = Tabular::BOX_MINIPAGE;
 323         else
 324                 return false;
 325         return true;
 326 }
 327
 328
 329 bool string2type(string const str, bool & num)
 330 {
 331         if (str == "true")
 332                 num = true;
 333         else if (str == "false")
 334                 num = false;
 335         else
 336                 return false;
 337         return true;
 338 }
 339
 340
 341 bool getTokenValue(string const & str, char const * token, string & ret)
 342 {
 343         ret.erase();
 344         size_t token_length = strlen(token);
 345         size_t pos = str.find(token);
 346
 347         if (pos == string::npos || pos + token_length + 1 >= str.length()
 348                 || str[pos + token_length] != '=')
 349                 return false;
 350         pos += token_length + 1;
 351         char ch = str[pos];
 352         if (ch != '"' && ch != '\'') { // only read till next space
 353                 ret += ch;
 354                 ch = ' ';
 355         }
 356         while (pos < str.length() - 1 && str[++pos] != ch)
 357                 ret += str[pos];
 358
 359         return true;
 360 }
 361
 362
 363 bool getTokenValue(string const & str, char const * token, docstring & ret)
 364 {
 365         string tmp;
 366         bool const success = getTokenValue(str, token, tmp);
 367         ret = from_utf8(tmp);
 368         return success;
 369 }
 370
 371
 372 bool getTokenValue(string const & str, char const * token, int & num)
 373 {
 374         string tmp;
 375         num = 0;
 376         if (!getTokenValue(str, token, tmp))
 377                 return false;
 378         num = convert<int>(tmp);
 379         return true;
 380 }
 381
 382
 383 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 384 {
 385         string tmp;
 386         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 387 }
 388
 389
 390 bool getTokenValue(string const & str, char const * token,
 391                                    Tabular::VAlignment & num)
 392 {
 393         string tmp;
 394         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 395 }
 396
 397
 398 bool getTokenValue(string const & str, char const * token,
 399                                    Tabular::BoxType & num)
 400 {
 401         string tmp;
 402         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 403 }
 404
 405
 406 bool getTokenValue(string const & str, char const * token, bool & flag)
 407 {
 408         // set the flag always to false as this should be the default for bools
 409         // not in the file-format.
 410         flag = false;
 411         string tmp;
 412         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 413 }
 414
 415
 416 bool getTokenValue(string const & str, char const * token, Length & len)
 417 {
 418         // set the length to be zero() as default as this it should be if not
 419         // in the file format.
 420         len = Length();
 421         string tmp;
 422         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 423 }
 424
 425
 426 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 427 {
 428         len = Length();
 429         flag = false;
 430         string tmp;
 431         if (!getTokenValue(str, token, tmp))
 432                 return false;
 433         if (tmp == "default") {
 434                 flag = true;
 435                 return  true;
 436         }
 437         return isValidLength(tmp, &len);
 438 }
 439
 440
 441 void l_getline(istream & is, string & str)
 442 {
 443         str.erase();
 444         while (str.empty()) {
 445                 getline(is, str);
 446                 if (!str.empty() && str[str.length() - 1] == '\r')
 447                         str.erase(str.length() - 1);
 448         }
 449 }
 450
 451 } // namespace
 452
 453
 454 string const featureAsString(Tabular::Feature feature)
 455 {
 456         TabularFeature * end = tabularFeature +
 457                 sizeof(tabularFeature) / sizeof(TabularFeature);
 458         TabularFeature * it = find_if(tabularFeature, end,
 459                                            FeatureEqual(feature));
 460         return (it == end) ? string() : it->feature;
 461 }
 462
 463
 464
 465 /////////////////////////////////////////////////////////////////////
 466 //
 467 // Tabular
 468 //
 469 /////////////////////////////////////////////////////////////////////
 470
 471
 472 Tabular::CellData::CellData(Buffer const & buf, Tabular const & table)
 473         : cellno(0),
 474           width(0),
 475           multicolumn(Tabular::CELL_NORMAL),
 476           alignment(LYX_ALIGN_CENTER),
 477           valignment(LYX_VALIGN_TOP),
 478           top_line(false),
 479           bottom_line(false),
 480           left_line(false),
 481           right_line(false),
 482           usebox(BOX_NONE),
 483           rotate(false),
 484           inset(new InsetTableCell(buf, this, &table))
 485 {
 486         inset->setBuffer(const_cast<Buffer &>(buf));
 487         inset->paragraphs().back().setLayout(buf.params().documentClass().emptyLayout());
 488 }
 489
 490
 491 Tabular::CellData::CellData(CellData const & cs)
 492         : cellno(cs.cellno),
 493           width(cs.width),
 494           multicolumn(cs.multicolumn),
 495           alignment(cs.alignment),
 496           valignment(cs.valignment),
 497           top_line(cs.top_line),
 498           bottom_line(cs.bottom_line),
 499           left_line(cs.left_line),
 500           right_line(cs.right_line),
 501           usebox(cs.usebox),
 502           rotate(cs.rotate),
 503           align_special(cs.align_special),
 504           p_width(cs.p_width),
 505           inset(dynamic_cast<InsetTableCell *>(cs.inset->clone()))
 506 {
 507         inset->setCellData(this);
 508 }
 509
 510
 511 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 512 {
 513         swap(cs);
 514         return *this;
 515 }
 516
 517
 518 void Tabular::CellData::swap(CellData & rhs)
 519 {
 520         std::swap(cellno, rhs.cellno);
 521         std::swap(width, rhs.width);
 522         std::swap(multicolumn, rhs.multicolumn);
 523         std::swap(alignment, rhs.alignment);
 524         std::swap(valignment, rhs.valignment);
 525         std::swap(top_line, rhs.top_line);
 526         std::swap(bottom_line, rhs.bottom_line);
 527         std::swap(left_line, rhs.left_line);
 528         std::swap(right_line, rhs.right_line);
 529         std::swap(usebox, rhs.usebox);
 530         std::swap(rotate, rhs.rotate);
 531         std::swap(align_special, rhs.align_special);
 532         p_width.swap(rhs.p_width);
 533         inset.swap(rhs.inset);
 534 }
 535
 536
 537 Tabular::RowData::RowData()
 538         : ascent(0),
 539           descent(0),
 540           top_space_default(false),
 541           bottom_space_default(false),
 542           interline_space_default(false),
 543           endhead(false),
 544           endfirsthead(false),
 545           endfoot(false),
 546           endlastfoot(false),
 547           newpage(false)
 548 {}
 549
 550
 551 Tabular::ColumnData::ColumnData()
 552         : alignment(LYX_ALIGN_CENTER),
 553           valignment(LYX_VALIGN_TOP),
 554           width(0)
 555 {
 556 }
 557
 558
 559 Tabular::ltType::ltType()
 560         : topDL(false),
 561           bottomDL(false),
 562           empty(false)
 563 {}
 564
 565
 566 Tabular::Tabular()
 567 {
 568         // unusable now!
 569 }
 570
 571
 572 Tabular::Tabular(Buffer const & buffer, row_type rows_arg, col_type columns_arg)
 573 {
 574         init(buffer, rows_arg, columns_arg);
 575 }
 576
 577
 578 // activates all lines and sets all widths to 0
 579 void Tabular::init(Buffer const & buf, row_type rows_arg,
 580                       col_type columns_arg)
 581 {
 582         buffer_ = &buf;
 583         row_info = row_vector(rows_arg);
 584         column_info = column_vector(columns_arg);
 585         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf, *this)));
 586         row_info.reserve(10);
 587         column_info.reserve(10);
 588         cell_info.reserve(100);
 589         updateIndexes();
 590         is_long_tabular = false;
 591         rotate = false;
 592         use_booktabs = false;
 593         // set silly default lines
 594         for (row_type i = 0; i < rowCount(); ++i)
 595                 for (col_type j = 0; j < columnCount(); ++j) {
 596                         cell_info[i][j].top_line = true;
 597                         cell_info[i][j].left_line = true;
 598                         cell_info[i][j].bottom_line = i == 0 || i == rowCount() - 1;
 599                         cell_info[i][j].right_line = j == columnCount() - 1;
 600                 }
 601 }
 602
 603
 604 void Tabular::appendRow(idx_type const cell)
 605 {
 606         BufferParams const & bp = buffer().params();
 607         row_type const row = cellRow(cell);
 608
 609         row_vector::iterator rit = row_info.begin() + row;
 610         row_info.insert(rit, RowData());
 611         // now set the values of the row before
 612         row_info[row] = row_info[row + 1];
 613
 614         row_type const nrows = rowCount();
 615         col_type const ncols = columnCount();
 616
 617         cell_vvector old(nrows - 1);
 618         for (row_type i = 0; i < nrows - 1; ++i)
 619                 swap(cell_info[i], old[i]);
 620
 621         cell_info = cell_vvector(nrows, cell_vector(ncols, CellData(buffer(), *this)));
 622
 623         for (row_type i = 0; i <= row; ++i)
 624                 swap(cell_info[i], old[i]);
 625         for (row_type i = row + 2; i < nrows; ++i)
 626                 swap(cell_info[i], old[i - 1]);
 627
 628         if (bp.trackChanges)
 629                 for (col_type j = 0; j < ncols; ++j)
 630                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 631
 632         updateIndexes();
 633 }
 634
 635
 636 void Tabular::deleteRow(row_type const row)
 637 {
 638         // Not allowed to delete last row
 639         if (rowCount() == 1)
 640                 return;
 641
 642         row_info.erase(row_info.begin() + row);
 643         cell_info.erase(cell_info.begin() + row);
 644         updateIndexes();
 645 }
 646
 647
 648 void Tabular::copyRow(row_type const row)
 649 {
 650         row_info.insert(row_info.begin() + row, row_info[row]);
 651         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 652
 653         if (buffer().params().trackChanges)
 654                 for (col_type j = 0; j < columnCount(); ++j)
 655                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 656
 657         updateIndexes();
 658 }
 659
 660
 661 void Tabular::appendColumn(idx_type const cell)
 662 {
 663         col_type const column = cellColumn(cell);
 664         column_vector::iterator cit = column_info.begin() + column + 1;
 665         column_info.insert(cit, ColumnData());
 666         col_type const ncols = columnCount();
 667         // set the column values of the column before
 668         column_info[column + 1] = column_info[column];
 669
 670         for (row_type i = 0; i < rowCount(); ++i) {
 671                 cell_info[i].insert(cell_info[i].begin() + column + 1, CellData(buffer(), *this));
 672                 col_type c = column + 2;
 673                 while (c < ncols
 674                         && cell_info[i][c].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 675                         cell_info[i][c].multicolumn = CELL_NORMAL;
 676                         ++c;
 677                 }
 678         }
 679         //++column;
 680         for (row_type i = 0; i < rowCount(); ++i) {
 681                 cell_info[i][column + 1].inset->clear();
 682                 if (buffer().params().trackChanges)
 683                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 684         }
 685         updateIndexes();
 686 }
 687
 688
 689 void Tabular::deleteColumn(col_type const column)
 690 {
 691         // Not allowed to delete last column
 692         if (columnCount() == 1)
 693                 return;
 694
 695         column_info.erase(column_info.begin() + column);
 696         for (row_type i = 0; i < rowCount(); ++i) {
 697                 // Care about multicolumn cells
 698                 if (column + 1 < columnCount() &&
 699                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 700                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 701                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 702                 }
 703                 cell_info[i].erase(cell_info[i].begin() + column);
 704         }
 705         updateIndexes();
 706 }
 707
 708
 709 void Tabular::copyColumn(col_type const column)
 710 {
 711         BufferParams const & bp = buffer().params();
 712         column_info.insert(column_info.begin() + column, column_info[column]);
 713
 714         for (row_type i = 0; i < rowCount(); ++i)
 715                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 716
 717         if (bp.trackChanges)
 718                 for (row_type i = 0; i < rowCount(); ++i)
 719                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 720         updateIndexes();
 721 }
 722
 723
 724 void Tabular::updateIndexes()
 725 {
 726         col_type ncols = columnCount();
 727         row_type nrows = rowCount();
 728         numberofcells = 0;
 729         for (row_type row = 0; row < nrows; ++row)
 730                 for (col_type column = 0; column < ncols; ++column) {
 731                         if (!isPartOfMultiColumn(row, column))
 732                                 ++numberofcells;
 733                         cell_info[row][column].cellno = numberofcells - 1;
 734                 }
 735
 736         rowofcell.resize(numberofcells);
 737         columnofcell.resize(numberofcells);
 738         idx_type i = 0;
 739         for (row_type row = 0; row < nrows; ++row)
 740                 for (col_type column = 0; column < ncols; ++column) {
 741                         if (isPartOfMultiColumn(row, column))
 742                                 continue;
 743                         rowofcell[i] = row;
 744                         columnofcell[i] = column;
 745                         ++i;
 746                 }
 747 }
 748
 749
 750 Tabular::idx_type Tabular::cellCount() const
 751 {
 752         return numberofcells;
 753 }
 754
 755
 756 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 757 {
 758         row_type const row = cellRow(cell);
 759         idx_type result = 0;
 760         for (col_type i = 0; i < columnCount(); ++i)
 761                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 762                         ++result;
 763         return result;
 764 }
 765
 766
 767 bool Tabular::topLine(idx_type const cell) const
 768 {
 769         return cellInfo(cell).top_line;
 770 }
 771
 772
 773 bool Tabular::bottomLine(idx_type const cell) const
 774 {
 775         return cellInfo(cell).bottom_line;
 776 }
 777
 778
 779 bool Tabular::leftLine(idx_type cell) const
 780 {
 781         if (use_booktabs)
 782                 return false;
 783         return cellInfo(cell).left_line;
 784 }
 785
 786
 787 bool Tabular::rightLine(idx_type cell) const
 788 {
 789         if (use_booktabs)
 790                 return false;
 791         return cellInfo(cell).right_line;
 792 }
 793
 794
 795 bool Tabular::topAlreadyDrawn(idx_type cell) const
 796 {
 797         row_type row = cellRow(cell);
 798         if (row == 0)
 799                 return false;
 800         idx_type i = cellIndex(row - 1, cellColumn(cell));
 801         return !rowBottomLine(row - 1) && bottomLine(i);
 802 }
 803
 804
 805 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 806 {
 807         col_type col = cellColumn(cell);
 808         if (col == 0)
 809                 return false;
 810         idx_type i = cellIndex(cellRow(cell), col - 1);
 811         return rightLine(i) && !leftLine(cell);
 812 }
 813
 814
 815 bool Tabular::isLastRow(idx_type cell) const
 816 {
 817         return cellRow(cell) == rowCount() - 1;
 818 }
 819
 820
 821 int Tabular::getAdditionalHeight(row_type row) const
 822 {
 823         if (!row || row >= rowCount())
 824                 return 0;
 825
 826         int const interline_space = row_info[row - 1].interline_space_default ?
 827                 default_line_space :
 828                 row_info[row - 1].interline_space.inPixels(width());
 829         if (rowTopLine(row) && rowBottomLine(row - 1))
 830                 return interline_space + WIDTH_OF_LINE;
 831         return interline_space;
 832 }
 833
 834
 835 int Tabular::getAdditionalWidth(idx_type cell) const
 836 {
 837         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 838         if (rightLine(cell)
 839                 && nextcol < columnCount() && leftLine(cellIndex(cellRow(cell), nextcol)))
 840                 return WIDTH_OF_LINE;
 841         return 0;
 842 }
 843
 844
 845 int Tabular::columnWidth(idx_type cell) const
 846 {
 847         int w = 0;
 848         col_type const span = columnSpan(cell);
 849         col_type const col = cellColumn(cell);
 850         for(col_type c = col; c < col + span ; ++c)
 851                 w += column_info[c].width;
 852         return w;
 853 }
 854
 855
 856 bool Tabular::updateColumnWidths()
 857 {
 858         col_type const ncols = columnCount();
 859         row_type const nrows = rowCount();
 860         bool update = false;
 861         // for each col get max of single col cells
 862         for(col_type c = 0; c < ncols; ++c) {
 863                 int new_width = 0;
 864                 for(row_type r = 0; r < nrows; ++r) {
 865                         idx_type const i = cellIndex(r, c);
 866                         if (columnSpan(i) == 1)
 867                                 new_width = max(new_width, cellInfo(i).width);
 868                 }
 869
 870                 if (column_info[c].width != new_width) {
 871                         column_info[c].width = new_width;
 872                         update = true;
 873                 }
 874         }
 875         // update col widths to fit merged cells
 876         for(col_type c = 0; c < ncols; ++c)
 877                 for(row_type r = 0; r < nrows; ++r) {
 878                         idx_type const i = cellIndex(r, c);
 879                         int const span = columnSpan(i);
 880                         if (span == 1 || c > cellColumn(i))
 881                                 continue;
 882
 883                         int old_width = 0;
 884                         for(col_type j = c; j < c + span ; ++j)
 885                                 old_width += column_info[j].width;
 886
 887                         if (cellInfo(i).width > old_width) {
 888                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 889                                 update = true;
 890                         }
 891                 }
 892
 893         return update;
 894 }
 895
 896
 897 int Tabular::width() const
 898 {
 899         col_type const ncols = columnCount();
 900         int width = 0;
 901         for (col_type i = 0; i < ncols; ++i)
 902                 width += column_info[i].width;
 903         return width;
 904 }
 905
 906
 907 void Tabular::setCellWidth(idx_type cell, int new_width)
 908 {
 909         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 910                 + getAdditionalWidth(cell);
 911 }
 912
 913
 914 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 915                               bool onlycolumn)
 916 {
 917         if (!isMultiColumn(cell) || onlycolumn)
 918                 column_info[cellColumn(cell)].alignment = align;
 919         if (!onlycolumn)
 920                 cellInfo(cell).alignment = align;
 921 }
 922
 923
 924 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 925                                bool onlycolumn)
 926 {
 927         if (!isMultiColumn(cell) || onlycolumn)
 928                 column_info[cellColumn(cell)].valignment = align;
 929         if (!onlycolumn)
 930                 cellInfo(cell).valignment = align;
 931 }
 932
 933
 934 namespace {
 935
 936 /**
 937  * Allow line and paragraph breaks for fixed width cells or disallow them,
 938  * merge cell paragraphs and reset layout to standard for variable width
 939  * cells.
 940  */
 941 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 942 {
 943         inset->setAutoBreakRows(fixedWidth);
 944         if (fixedWidth)
 945                 return;
 946
 947         // merge all paragraphs to one
 948         BufferParams const & bp = cur.bv().buffer().params();
 949         while (inset->paragraphs().size() > 1)
 950                 mergeParagraph(bp, inset->paragraphs(), 0);
 951
 952         // reset layout
 953         cur.push(*inset);
 954         // undo information has already been recorded
 955         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
 956                         bp.documentClass().emptyLayoutName());
 957         cur.pop();
 958 }
 959
 960 }
 961
 962
 963 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
 964                 Length const & width)
 965 {
 966         col_type const j = cellColumn(cell);
 967
 968         column_info[j].p_width = width;
 969         for (row_type i = 0; i < rowCount(); ++i) {
 970                 idx_type const cell = cellIndex(i, j);
 971                 // because of multicolumns
 972                 toggleFixedWidth(cur, cellInset(cell).get(),
 973                                  !getPWidth(cell).zero());
 974         }
 975         // cur paragraph can become invalid after paragraphs were merged
 976         if (cur.pit() > cur.lastpit())
 977                 cur.pit() = cur.lastpit();
 978         // cur position can become invalid after newlines were removed
 979         if (cur.pos() > cur.lastpos())
 980                 cur.pos() = cur.lastpos();
 981 }
 982
 983
 984 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
 985                 Length const & width)
 986 {
 987         if (!isMultiColumn(cell))
 988                 return false;
 989
 990         cellInfo(cell).p_width = width;
 991         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
 992         // cur paragraph can become invalid after paragraphs were merged
 993         if (cur.pit() > cur.lastpit())
 994                 cur.pit() = cur.lastpit();
 995         // cur position can become invalid after newlines were removed
 996         if (cur.pos() > cur.lastpos())
 997                 cur.pos() = cur.lastpos();
 998         return true;
 999 }
1000
1001
1002 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1003                                  Tabular::Feature what)
1004 {
1005         if (what == SET_SPECIAL_MULTI)
1006                 cellInfo(cell).align_special = special;
1007         else
1008                 column_info[cellColumn(cell)].align_special = special;
1009 }
1010
1011
1012 void Tabular::setAllLines(idx_type cell, bool line)
1013 {
1014         setTopLine(cell, line);
1015         setBottomLine(cell, line);
1016         setRightLine(cell, line);
1017         setLeftLine(cell, line);
1018 }
1019
1020
1021 void Tabular::setTopLine(idx_type i, bool line)
1022 {
1023         cellInfo(i).top_line = line;
1024 }
1025
1026
1027 void Tabular::setBottomLine(idx_type i, bool line)
1028 {
1029         cellInfo(i).bottom_line = line;
1030 }
1031
1032
1033 void Tabular::setLeftLine(idx_type cell, bool line)
1034 {
1035         cellInfo(cell).left_line = line;
1036 }
1037
1038
1039 void Tabular::setRightLine(idx_type cell, bool line)
1040 {
1041         cellInfo(cell).right_line = line;
1042 }
1043
1044 bool Tabular::rowTopLine(row_type r) const
1045 {
1046         idx_type i0 = getFirstCellInRow(r);
1047         idx_type i1 = getLastCellInRow(r);
1048         bool all_rows_set = true;
1049         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1050                 all_rows_set = cellInfo(j).top_line;
1051         return all_rows_set;
1052 }
1053
1054
1055 bool Tabular::rowBottomLine(row_type r) const
1056 {
1057         idx_type i0 = getFirstCellInRow(r);
1058         idx_type i1 = getLastCellInRow(r);
1059         bool all_rows_set = true;
1060         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1061                 all_rows_set = cellInfo(j).bottom_line;
1062         return all_rows_set;
1063 }
1064
1065
1066 bool Tabular::columnLeftLine(col_type c) const
1067 {
1068         bool all_cols_set = true;
1069         row_type const nrows = rowCount();
1070         for (row_type r = 0; all_cols_set && r < nrows; ++r) {
1071                 idx_type i = cellIndex(r, c);
1072                 if (c == cellColumn(i))
1073                         all_cols_set = cellInfo(i).left_line;
1074         }
1075         return all_cols_set;
1076 }
1077
1078
1079 bool Tabular::columnRightLine(col_type c) const
1080 {
1081         bool all_cols_set = true;
1082         row_type const nrows = rowCount();
1083         for (row_type r = 0; all_cols_set && r < nrows; ++r) {
1084                 idx_type i = cellIndex(r, c);
1085                 if (c == cellColumn(i) + columnSpan(i) - 1)
1086                         all_cols_set = cellInfo(i).right_line;
1087         }
1088         return all_cols_set;
1089 }
1090
1091
1092 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1093 {
1094         if (!onlycolumn && isMultiColumn(cell))
1095                 return cellInfo(cell).alignment;
1096         return column_info[cellColumn(cell)].alignment;
1097 }
1098
1099
1100 Tabular::VAlignment
1101 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1102 {
1103         if (!onlycolumn && isMultiColumn(cell))
1104                 return cellInfo(cell).valignment;
1105         return column_info[cellColumn(cell)].valignment;
1106 }
1107
1108
1109 Length const Tabular::getPWidth(idx_type cell) const
1110 {
1111         if (isMultiColumn(cell))
1112                 return cellInfo(cell).p_width;
1113         return column_info[cellColumn(cell)].p_width;
1114 }
1115
1116
1117 Length const Tabular::getColumnPWidth(idx_type cell) const
1118 {
1119         return column_info[cellColumn(cell)].p_width;
1120 }
1121
1122
1123 Length const Tabular::getMColumnPWidth(idx_type cell) const
1124 {
1125         if (isMultiColumn(cell))
1126                 return cellInfo(cell).p_width;
1127         return Length();
1128 }
1129
1130
1131 docstring const Tabular::getAlignSpecial(idx_type cell, int what) const
1132 {
1133         if (what == SET_SPECIAL_MULTI)
1134                 return cellInfo(cell).align_special;
1135         return column_info[cellColumn(cell)].align_special;
1136 }
1137
1138
1139 int Tabular::cellWidth(idx_type cell) const
1140 {
1141         return cellInfo(cell).width;
1142 }
1143
1144
1145 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1146 {
1147         int x = 0;
1148
1149         switch (getAlignment(cell)) {
1150         case LYX_ALIGN_CENTER:
1151                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1152                 break;
1153         case LYX_ALIGN_RIGHT:
1154                 x += columnWidth(cell) - cellWidth(cell);
1155                 // + getAdditionalWidth(cell);
1156                 break;
1157         default:
1158                 // LYX_ALIGN_LEFT: nothing :-)
1159                 break;
1160         }
1161
1162         // the LaTeX Way :-(
1163         x += WIDTH_OF_LINE;
1164         return x;
1165 }
1166
1167
1168 bool Tabular::isFirstCellInRow(idx_type cell) const
1169 {
1170         return cellColumn(cell) == 0;
1171 }
1172
1173
1174 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1175 {
1176         if (row > rowCount() - 1)
1177                 row = rowCount() - 1;
1178         return cell_info[row][0].cellno;
1179 }
1180
1181
1182 bool Tabular::isLastCellInRow(idx_type cell) const
1183 {
1184         return cellRightColumn(cell) == columnCount() - 1;
1185 }
1186
1187
1188 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1189 {
1190         if (row > rowCount() - 1)
1191                 row = rowCount() - 1;
1192         return cell_info[row][columnCount() - 1].cellno;
1193 }
1194
1195
1196 Tabular::row_type Tabular::cellRow(idx_type cell) const
1197 {
1198         if (cell >= cellCount())
1199                 return rowCount() - 1;
1200         if (cell == npos)
1201                 return 0;
1202         return rowofcell[cell];
1203 }
1204
1205
1206 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1207 {
1208         if (cell >= cellCount())
1209                 return columnCount() - 1;
1210         if (cell == npos)
1211                 return 0;
1212         return columnofcell[cell];
1213 }
1214
1215
1216 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1217 {
1218         row_type const row = cellRow(cell);
1219         col_type column = cellColumn(cell);
1220         while (column < columnCount() - 1 &&
1221                    cell_info[row][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN)
1222                 ++column;
1223         return column;
1224 }
1225
1226
1227 void Tabular::write(ostream & os) const
1228 {
1229         // header line
1230         os << "<lyxtabular"
1231            << write_attribute("version", 3)
1232            << write_attribute("rows", rowCount())
1233            << write_attribute("columns", columnCount())
1234            << ">\n";
1235         // global longtable options
1236         os << "<features"
1237            << write_attribute("rotate", rotate)
1238            << write_attribute("booktabs", use_booktabs)
1239            << write_attribute("islongtable", is_long_tabular)
1240            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1241            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1242            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1243            << write_attribute("headTopDL", endhead.topDL)
1244            << write_attribute("headBottomDL", endhead.bottomDL)
1245            << write_attribute("footTopDL", endfoot.topDL)
1246            << write_attribute("footBottomDL", endfoot.bottomDL)
1247            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1248            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1249            << write_attribute("lastFootEmpty", endlastfoot.empty)
1250            << ">\n";
1251         for (col_type j = 0; j < columnCount(); ++j) {
1252                 os << "<column"
1253                    << write_attribute("alignment", column_info[j].alignment)
1254                    << write_attribute("valignment", column_info[j].valignment)
1255                    << write_attribute("width", column_info[j].p_width.asString())
1256                    << write_attribute("special", column_info[j].align_special)
1257                    << ">\n";
1258         }
1259         for (row_type i = 0; i < rowCount(); ++i) {
1260                 static const string def("default");
1261                 os << "<row";
1262                 if (row_info[i].top_space_default)
1263                         os << write_attribute("topspace", def);
1264                 else
1265                         os << write_attribute("topspace", row_info[i].top_space);
1266                 if (row_info[i].bottom_space_default)
1267                         os << write_attribute("bottomspace", def);
1268                 else
1269                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1270                 if (row_info[i].interline_space_default)
1271                         os << write_attribute("interlinespace", def);
1272                 else
1273                         os << write_attribute("interlinespace", row_info[i].interline_space);
1274                 os << write_attribute("endhead", row_info[i].endhead)
1275                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1276                    << write_attribute("endfoot", row_info[i].endfoot)
1277                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1278                    << write_attribute("newpage", row_info[i].newpage)
1279                    << ">\n";
1280                 for (col_type j = 0; j < columnCount(); ++j) {
1281                         os << "<cell"
1282                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1283                            << write_attribute("alignment", cell_info[i][j].alignment)
1284                            << write_attribute("valignment", cell_info[i][j].valignment)
1285                            << write_attribute("topline", cell_info[i][j].top_line)
1286                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1287                            << write_attribute("leftline", cell_info[i][j].left_line)
1288                            << write_attribute("rightline", cell_info[i][j].right_line)
1289                            << write_attribute("rotate", cell_info[i][j].rotate)
1290                            << write_attribute("usebox", cell_info[i][j].usebox)
1291                            << write_attribute("width", cell_info[i][j].p_width)
1292                            << write_attribute("special", cell_info[i][j].align_special)
1293                            << ">\n";
1294                         os << "\\begin_inset ";
1295                         cell_info[i][j].inset->write(os);
1296                         os << "\n\\end_inset\n"
1297                            << "</cell>\n";
1298                 }
1299                 os << "</row>\n";
1300         }
1301         os << "</lyxtabular>\n";
1302 }
1303
1304
1305 void Tabular::read(Lexer & lex)
1306 {
1307         string line;
1308         istream & is = lex.getStream();
1309
1310         l_getline(is, line);
1311         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1312                 BOOST_ASSERT(false);
1313                 return;
1314         }
1315
1316         int version;
1317         if (!getTokenValue(line, "version", version))
1318                 return;
1319         BOOST_ASSERT(version >= 2);
1320
1321         int rows_arg;
1322         if (!getTokenValue(line, "rows", rows_arg))
1323                 return;
1324         int columns_arg;
1325         if (!getTokenValue(line, "columns", columns_arg))
1326                 return;
1327         init(buffer(), rows_arg, columns_arg);
1328         l_getline(is, line);
1329         if (!prefixIs(line, "<features")) {
1330                 lyxerr << "Wrong tabular format (expected <features ...> got"
1331                        << line << ')' << endl;
1332                 return;
1333         }
1334         getTokenValue(line, "rotate", rotate);
1335         getTokenValue(line, "booktabs", use_booktabs);
1336         getTokenValue(line, "islongtable", is_long_tabular);
1337         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1338         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1339         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1340         getTokenValue(line, "headTopDL", endhead.topDL);
1341         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1342         getTokenValue(line, "footTopDL", endfoot.topDL);
1343         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1344         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1345         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1346         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1347
1348         for (col_type j = 0; j < columnCount(); ++j) {
1349                 l_getline(is,line);
1350                 if (!prefixIs(line,"<column")) {
1351                         lyxerr << "Wrong tabular format (expected <column ...> got"
1352                                << line << ')' << endl;
1353                         return;
1354                 }
1355                 getTokenValue(line, "alignment", column_info[j].alignment);
1356                 getTokenValue(line, "valignment", column_info[j].valignment);
1357                 getTokenValue(line, "width", column_info[j].p_width);
1358                 getTokenValue(line, "special", column_info[j].align_special);
1359         }
1360
1361         for (row_type i = 0; i < rowCount(); ++i) {
1362                 l_getline(is, line);
1363                 if (!prefixIs(line, "<row")) {
1364                         lyxerr << "Wrong tabular format (expected <row ...> got"
1365                                << line << ')' << endl;
1366                         return;
1367                 }
1368                 getTokenValue(line, "topspace", row_info[i].top_space,
1369                               row_info[i].top_space_default);
1370                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1371                               row_info[i].bottom_space_default);
1372                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1373                               row_info[i].interline_space_default);
1374                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1375                 getTokenValue(line, "endhead", row_info[i].endhead);
1376                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1377                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1378                 getTokenValue(line, "newpage", row_info[i].newpage);
1379                 for (col_type j = 0; j < columnCount(); ++j) {
1380                         l_getline(is, line);
1381                         if (!prefixIs(line, "<cell")) {
1382                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1383                                        << line << ')' << endl;
1384                                 return;
1385                         }
1386                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1387                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1388                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1389                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1390                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1391                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1392                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1393                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1394                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1395                         getTokenValue(line, "width", cell_info[i][j].p_width);
1396                         getTokenValue(line, "special", cell_info[i][j].align_special);
1397                         l_getline(is, line);
1398                         if (prefixIs(line, "\\begin_inset")) {
1399                                 cell_info[i][j].inset->read(lex);
1400                                 l_getline(is, line);
1401                         }
1402                         if (!prefixIs(line, "</cell>")) {
1403                                 lyxerr << "Wrong tabular format (expected </cell> got"
1404                                        << line << ')' << endl;
1405                                 return;
1406                         }
1407                 }
1408                 l_getline(is, line);
1409                 if (!prefixIs(line, "</row>")) {
1410                         lyxerr << "Wrong tabular format (expected </row> got"
1411                                << line << ')' << endl;
1412                         return;
1413                 }
1414         }
1415         while (!prefixIs(line, "</lyxtabular>")) {
1416                 l_getline(is, line);
1417         }
1418         updateIndexes();
1419 }
1420
1421
1422 bool Tabular::isMultiColumn(idx_type cell) const
1423 {
1424         return cellInfo(cell).multicolumn != CELL_NORMAL;
1425 }
1426
1427
1428 bool Tabular::isMultiColumnReal(idx_type cell) const
1429 {
1430         return cellColumn(cell) != cellRightColumn(cell) &&
1431                         cellInfo(cell).multicolumn != CELL_NORMAL;
1432 }
1433
1434
1435 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1436 {
1437         return cell_info[cellRow(cell)][cellColumn(cell)];
1438 }
1439
1440
1441 void Tabular::setMultiColumn(idx_type cell, idx_type number)
1442 {
1443         CellData & cs = cellInfo(cell);
1444         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1445         cs.alignment = column_info[cellColumn(cell)].alignment;
1446         for (idx_type i = 1; i < number; ++i) {
1447                 CellData & cs1 = cellInfo(cell + i);
1448                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1449                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1450                 cs1.inset->clear();
1451         }
1452         setRightLine(cell, rightLine(cell + number - 1));
1453         updateIndexes();
1454 }
1455
1456
1457 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1458 {
1459         row_type const row = cellRow(cell);
1460         col_type const ncols = columnCount();
1461         idx_type result = 1;
1462         col_type column = cellColumn(cell) + 1;
1463         while (column < ncols && isPartOfMultiColumn(row, column)) {
1464                 ++result;
1465                 ++column;
1466         }
1467         return result;
1468 }
1469
1470
1471 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1472 {
1473         row_type const row = cellRow(cell);
1474         col_type column = cellColumn(cell);
1475
1476         idx_type result = 0;
1477
1478         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1479                 cell_info[row][column].multicolumn = CELL_NORMAL;
1480                 ++column;
1481                 while (column < columnCount() &&
1482                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1483                 {
1484                         cell_info[row][column].multicolumn = CELL_NORMAL;
1485                         ++column;
1486                         ++result;
1487                 }
1488         }
1489         updateIndexes();
1490         return result;
1491 }
1492
1493
1494 void Tabular::setBookTabs(bool what)
1495 {
1496         use_booktabs = what;
1497 }
1498
1499
1500 bool Tabular::useBookTabs() const
1501 {
1502         return use_booktabs;
1503 }
1504
1505
1506 void Tabular::setLongTabular(bool what)
1507 {
1508         is_long_tabular = what;
1509 }
1510
1511
1512 bool Tabular::isLongTabular() const
1513 {
1514         return is_long_tabular;
1515 }
1516
1517
1518 void Tabular::setRotateTabular(bool flag)
1519 {
1520         rotate = flag;
1521 }
1522
1523
1524 bool Tabular::getRotateTabular() const
1525 {
1526         return rotate;
1527 }
1528
1529
1530 void Tabular::setRotateCell(idx_type cell, bool flag)
1531 {
1532         cellInfo(cell).rotate = flag;
1533 }
1534
1535
1536 bool Tabular::getRotateCell(idx_type cell) const
1537 {
1538         return cellInfo(cell).rotate;
1539 }
1540
1541
1542 bool Tabular::needRotating() const
1543 {
1544         if (rotate)
1545                 return true;
1546         for (row_type i = 0; i < rowCount(); ++i)
1547                 for (col_type j = 0; j < columnCount(); ++j)
1548                         if (cell_info[i][j].rotate)
1549                                 return true;
1550         return false;
1551 }
1552
1553
1554 bool Tabular::isLastCell(idx_type cell) const
1555 {
1556         if (cell + 1 < cellCount())
1557                 return false;
1558         return true;
1559 }
1560
1561
1562 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1563 {
1564         if (cellRow(cell) > 0)
1565                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1566         return cell;
1567 }
1568
1569
1570 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1571 {
1572         if (cellRow(cell) + 1 < rowCount())
1573                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1574         return cell;
1575 }
1576
1577
1578 Tabular::idx_type Tabular::cellIndex(row_type row,
1579                                                col_type column) const
1580 {
1581         BOOST_ASSERT(column != npos && column < columnCount() &&
1582                      row    != npos && row    < rowCount());
1583         return cell_info[row][column].cellno;
1584 }
1585
1586
1587 void Tabular::setUsebox(idx_type cell, BoxType type)
1588 {
1589         cellInfo(cell).usebox = type;
1590 }
1591
1592
1593 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1594 {
1595         if (column_info[cellColumn(cell)].p_width.zero() &&
1596                 !(isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1597                 return BOX_NONE;
1598         if (cellInfo(cell).usebox > 1)
1599                 return cellInfo(cell).usebox;
1600         return useParbox(cell);
1601 }
1602
1603
1604 ///
1605 //  This are functions used for the longtable support
1606 ///
1607 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1608                            bool first)
1609 {
1610         if (first) {
1611                 endfirsthead = hd;
1612                 if (hd.set)
1613                         row_info[row].endfirsthead = flag;
1614         } else {
1615                 endhead = hd;
1616                 if (hd.set)
1617                         row_info[row].endhead = flag;
1618         }
1619 }
1620
1621
1622 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1623 {
1624         hd = endhead;
1625         hd.set = haveLTHead();
1626         return row_info[row].endhead;
1627 }
1628
1629
1630 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1631 {
1632         hd = endfirsthead;
1633         hd.set = haveLTFirstHead();
1634         return row_info[row].endfirsthead;
1635 }
1636
1637
1638 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1639                            bool last)
1640 {
1641         if (last) {
1642                 endlastfoot = fd;
1643                 if (fd.set)
1644                         row_info[row].endlastfoot = flag;
1645         } else {
1646                 endfoot = fd;
1647                 if (fd.set)
1648                         row_info[row].endfoot = flag;
1649         }
1650 }
1651
1652
1653 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1654 {
1655         fd = endfoot;
1656         fd.set = haveLTFoot();
1657         return row_info[row].endfoot;
1658 }
1659
1660
1661 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1662 {
1663         fd = endlastfoot;
1664         fd.set = haveLTLastFoot();
1665         return row_info[row].endlastfoot;
1666 }
1667
1668
1669 void Tabular::setLTNewPage(row_type row, bool what)
1670 {
1671         row_info[row].newpage = what;
1672 }
1673
1674
1675 bool Tabular::getLTNewPage(row_type row) const
1676 {
1677         return row_info[row].newpage;
1678 }
1679
1680
1681 bool Tabular::haveLTHead() const
1682 {
1683         for (row_type i = 0; i < rowCount(); ++i)
1684                 if (row_info[i].endhead)
1685                         return true;
1686         return false;
1687 }
1688
1689
1690 bool Tabular::haveLTFirstHead() const
1691 {
1692         if (endfirsthead.empty)
1693                 return false;
1694         for (row_type i = 0; i < rowCount(); ++i)
1695                 if (row_info[i].endfirsthead)
1696                         return true;
1697         return false;
1698 }
1699
1700
1701 bool Tabular::haveLTFoot() const
1702 {
1703         for (row_type i = 0; i < rowCount(); ++i)
1704                 if (row_info[i].endfoot)
1705                         return true;
1706         return false;
1707 }
1708
1709
1710 bool Tabular::haveLTLastFoot() const
1711 {
1712         if (endlastfoot.empty)
1713                 return false;
1714         for (row_type i = 0; i < rowCount(); ++i)
1715                 if (row_info[i].endlastfoot)
1716                         return true;
1717         return false;
1718 }
1719
1720
1721 // end longtable support functions
1722
1723 void Tabular::setRowAscent(row_type row, int height)
1724 {
1725         if (row >= rowCount() || row_info[row].ascent == height)
1726                 return;
1727         row_info[row].ascent = height;
1728 }
1729
1730
1731 void Tabular::setRowDescent(row_type row, int height)
1732 {
1733         if (row >= rowCount() || row_info[row].descent == height)
1734                 return;
1735         row_info[row].descent = height;
1736 }
1737
1738
1739 int Tabular::rowAscent(row_type row) const
1740 {
1741         if (row >= rowCount())
1742                 return 0;
1743         return row_info[row].ascent;
1744 }
1745
1746
1747 int Tabular::rowDescent(row_type row) const
1748 {
1749         BOOST_ASSERT(row < rowCount());
1750         return row_info[row].descent;
1751 }
1752
1753
1754 int Tabular::height() const
1755 {
1756         int height = 0;
1757         for (row_type row = 0; row < rowCount(); ++row)
1758                 height += rowAscent(row) + rowDescent(row) +
1759                         getAdditionalHeight(row);
1760         return height;
1761 }
1762
1763
1764 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1765 {
1766         BOOST_ASSERT(row < rowCount());
1767         BOOST_ASSERT(column < columnCount());
1768         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1769 }
1770
1771
1772 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1773 {
1774         // FIXME: assert or return 0 as in TeXBottomHLine()?
1775         BOOST_ASSERT(row != npos);
1776         BOOST_ASSERT(row < rowCount());
1777
1778         idx_type const fcell = getFirstCellInRow(row);
1779         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1780         idx_type tmp = 0;
1781
1782         for (idx_type i = fcell; i < n; ++i) {
1783                 if (topLine(i))
1784                         ++tmp;
1785         }
1786         if (use_booktabs && row == 0) {
1787                 if (topLine(fcell))
1788                         os << "\\toprule ";
1789         } else if (tmp == n - fcell) {
1790                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1791         } else if (tmp) {
1792                 for (idx_type i = fcell; i < n; ++i) {
1793                         if (topLine(i)) {
1794                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1795                                    << cellColumn(i) + 1
1796                                    << '-'
1797                                    << cellRightColumn(i) + 1
1798                                    << "} ";
1799                         }
1800                 }
1801         } else {
1802                 return 0;
1803         }
1804         os << "\n";
1805         return 1;
1806 }
1807
1808
1809 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
1810 {
1811         // FIXME: return 0 or assert as in TeXTopHLine()?
1812         if (row == npos || row >= rowCount())
1813                 return 0;
1814
1815         idx_type const fcell = getFirstCellInRow(row);
1816         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1817         idx_type tmp = 0;
1818
1819         for (idx_type i = fcell; i < n; ++i) {
1820                 if (bottomLine(i))
1821                         ++tmp;
1822         }
1823         if (use_booktabs && row == rowCount() - 1) {
1824                 if (bottomLine(fcell))
1825                         os << "\\bottomrule";
1826         } else if (tmp == n - fcell) {
1827                 os << (use_booktabs ? "\\midrule" : "\\hline");
1828         } else if (tmp) {
1829                 for (idx_type i = fcell; i < n; ++i) {
1830                         if (bottomLine(i)) {
1831                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1832                                    << cellColumn(i) + 1
1833                                    << '-'
1834                                    << cellRightColumn(i) + 1
1835                                    << "} ";
1836                         }
1837                 }
1838         } else {
1839                 return 0;
1840         }
1841         os << "\n";
1842         return 1;
1843 }
1844
1845
1846 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol) const
1847 {
1848         int ret = 0;
1849
1850         if (getRotateCell(cell)) {
1851                 os << "\\begin{sideways}\n";
1852                 ++ret;
1853         }
1854         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
1855         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
1856         // figure out how to set the lines
1857         // we always set double lines to the right of the cell
1858         row_type const r = cellRow(cell);
1859         col_type const c = cellColumn(cell);
1860         col_type const nextcol = c + columnSpan(cell);
1861         bool prevmulticol = ismulticol;
1862         bool prevcellright = c > 0 && rightLine(cellIndex(r, c - 1));
1863         bool nextcellleft = nextcol < columnCount()
1864                 && leftLine(cellIndex(r, nextcol));
1865         bool nextcolleft = nextcol < columnCount() && columnLeftLine(nextcol);
1866         bool coldouble = columnRightLine(c) && nextcolleft;
1867         bool celldouble = rightLine(cell) && nextcellleft;
1868         bool forceleft = prevmulticol && !prevcellright && leftLine(cell);
1869         bool doubleright = celldouble && (isMultiColumn(cell) || !coldouble);
1870         ismulticol = isMultiColumn(cell)
1871                 || (leftLine(cell) && !columnLeftLine(c))
1872                 || (rightLine(cell) && !columnRightLine(c))
1873                 || (!celldouble && coldouble)
1874                 || doubleright || forceleft;
1875         if (ismulticol) {
1876                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
1877                 if (leftLine(cell) || forceleft)
1878                         os << '|';
1879                 if (!cellInfo(cell).align_special.empty()) {
1880                         os << cellInfo(cell).align_special;
1881                 } else {
1882                         if (!getPWidth(cell).zero()) {
1883                                 switch (valign) {
1884                                 case LYX_VALIGN_TOP:
1885                                         os << 'p';
1886                                         break;
1887                                 case LYX_VALIGN_MIDDLE:
1888                                         os << 'm';
1889                                         break;
1890                                 case LYX_VALIGN_BOTTOM:
1891                                         os << 'b';
1892                                         break;
1893                                 }
1894                                 os << '{'
1895                                    << from_ascii(getPWidth(cell).asLatexString())
1896                                    << '}';
1897                         } else {
1898                                 switch (align) {
1899                                 case LYX_ALIGN_LEFT:
1900                                         os << 'l';
1901                                         break;
1902                                 case LYX_ALIGN_RIGHT:
1903                                         os << 'r';
1904                                         break;
1905                                 default:
1906                                         os << 'c';
1907                                         break;
1908                                 }
1909                         } // end if else !getPWidth
1910                 } // end if else !cellinfo_of_cell
1911                 if (rightLine(cell))
1912                         os << '|';
1913                 if (doubleright)
1914                         // add extra vertical line if we want a double one
1915                         os << '|';
1916                 os << "}{";
1917                 }
1918         if (getUsebox(cell) == BOX_PARBOX) {
1919                 os << "\\parbox[";
1920                 switch (valign) {
1921                 case LYX_VALIGN_TOP:
1922                         os << 't';
1923                         break;
1924                 case LYX_VALIGN_MIDDLE:
1925                         os << 'c';
1926                         break;
1927                 case LYX_VALIGN_BOTTOM:
1928                         os << 'b';
1929                         break;
1930                 }
1931                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1932                    << "}{";
1933         } else if (getUsebox(cell) == BOX_MINIPAGE) {
1934                 os << "\\begin{minipage}[";
1935                 switch (valign) {
1936                 case LYX_VALIGN_TOP:
1937                         os << 't';
1938                         break;
1939                 case LYX_VALIGN_MIDDLE:
1940                         os << 'm';
1941                         break;
1942                 case LYX_VALIGN_BOTTOM:
1943                         os << 'b';
1944                         break;
1945                 }
1946                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1947                    << "}\n";
1948                 ++ret;
1949         }
1950         return ret;
1951 }
1952
1953
1954 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell, bool ismulticol) const
1955 {
1956         int ret = 0;
1957
1958         // usual cells
1959         if (getUsebox(cell) == BOX_PARBOX)
1960                 os << '}';
1961         else if (getUsebox(cell) == BOX_MINIPAGE) {
1962                 os << "%\n\\end{minipage}";
1963                 ret += 2;
1964         }
1965         if (ismulticol) {
1966                 os << '}';
1967         }
1968         if (getRotateCell(cell)) {
1969                 os << "%\n\\end{sideways}";
1970                 ++ret;
1971         }
1972         return ret;
1973 }
1974
1975
1976 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
1977                                          OutputParams const & runparams) const
1978 {
1979         if (!is_long_tabular)
1980                 return 0;
1981
1982         int ret = 0;
1983         // output header info
1984         if (haveLTHead()) {
1985                 if (endhead.topDL) {
1986                         os << "\\hline\n";
1987                         ++ret;
1988                 }
1989                 for (row_type i = 0; i < rowCount(); ++i) {
1990                         if (row_info[i].endhead) {
1991                                 ret += TeXRow(os, i, runparams);
1992                         }
1993                 }
1994                 if (endhead.bottomDL) {
1995                         os << "\\hline\n";
1996                         ++ret;
1997                 }
1998                 os << "\\endhead\n";
1999                 ++ret;
2000                 if (endfirsthead.empty) {
2001                         os << "\\endfirsthead\n";
2002                         ++ret;
2003                 }
2004         }
2005         // output firstheader info
2006         if (haveLTFirstHead()) {
2007                 if (endfirsthead.topDL) {
2008                         os << "\\hline\n";
2009                         ++ret;
2010                 }
2011                 for (row_type i = 0; i < rowCount(); ++i) {
2012                         if (row_info[i].endfirsthead) {
2013                                 ret += TeXRow(os, i, runparams);
2014                         }
2015                 }
2016                 if (endfirsthead.bottomDL) {
2017                         os << "\\hline\n";
2018                         ++ret;
2019                 }
2020                 os << "\\endfirsthead\n";
2021                 ++ret;
2022         }
2023         // output footer info
2024         if (haveLTFoot()) {
2025                 if (endfoot.topDL) {
2026                         os << "\\hline\n";
2027                         ++ret;
2028                 }
2029                 for (row_type i = 0; i < rowCount(); ++i) {
2030                         if (row_info[i].endfoot) {
2031                                 ret += TeXRow(os, i, runparams);
2032                         }
2033                 }
2034                 if (endfoot.bottomDL) {
2035                         os << "\\hline\n";
2036                         ++ret;
2037                 }
2038                 os << "\\endfoot\n";
2039                 ++ret;
2040                 if (endlastfoot.empty) {
2041                         os << "\\endlastfoot\n";
2042                         ++ret;
2043                 }
2044         }
2045         // output lastfooter info
2046         if (haveLTLastFoot()) {
2047                 if (endlastfoot.topDL) {
2048                         os << "\\hline\n";
2049                         ++ret;
2050                 }
2051                 for (row_type i = 0; i < rowCount(); ++i) {
2052                         if (row_info[i].endlastfoot) {
2053                                 ret += TeXRow(os, i, runparams);
2054                         }
2055                 }
2056                 if (endlastfoot.bottomDL) {
2057                         os << "\\hline\n";
2058                         ++ret;
2059                 }
2060                 os << "\\endlastfoot\n";
2061                 ++ret;
2062         }
2063         return ret;
2064 }
2065
2066
2067 bool Tabular::isValidRow(row_type row) const
2068 {
2069         if (!is_long_tabular)
2070                 return true;
2071         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2072                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2073 }
2074
2075
2076 int Tabular::TeXRow(odocstream & os, row_type i,
2077                        OutputParams const & runparams) const
2078 {
2079         idx_type cell = cellIndex(i, 0);
2080         int ret = TeXTopHLine(os, i);
2081         if (row_info[i].top_space_default) {
2082                 if (use_booktabs)
2083                         os << "\\addlinespace\n";
2084                 else
2085                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2086                 ++ret;
2087         } else if(!row_info[i].top_space.zero()) {
2088                 if (use_booktabs)
2089                         os << "\\addlinespace["
2090                            << from_ascii(row_info[i].top_space.asLatexString())
2091                            << "]\n";
2092                 else {
2093                         os << "\\noalign{\\vskip"
2094                            << from_ascii(row_info[i].top_space.asLatexString())
2095                            << "}\n";
2096                 }
2097                 ++ret;
2098         }
2099         bool ismulticol = false;
2100         for (col_type j = 0; j < columnCount(); ++j) {
2101                 if (isPartOfMultiColumn(i, j))
2102                         continue;
2103                 ret += TeXCellPreamble(os, cell, ismulticol);
2104                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2105
2106                 Paragraph const & par = inset->paragraphs().front();
2107                 bool rtl = par.isRTL(buffer().params())
2108                         && !par.empty()
2109                         && getPWidth(cell).zero();
2110
2111                 if (rtl) {
2112                         if (par.getParLanguage(buffer().params())->lang() ==
2113                         "farsi")
2114                                 os << "\\textFR{";
2115                         else if (par.getParLanguage(buffer().params())->lang() == "arabic_arabi")
2116                                 os << "\\textAR{";
2117                         // currently, remaning RTL languages are arabic_arabtex and hebrew
2118                         else
2119                                 os << "\\R{";
2120                 }
2121                 ret += inset->latex(os, runparams);
2122                 if (rtl)
2123                         os << '}';
2124
2125                 ret += TeXCellPostamble(os, cell, ismulticol);
2126                 if (!isLastCellInRow(cell)) { // not last cell in row
2127                         os << " & ";
2128                 }
2129                 ++cell;
2130         }
2131         os << "\\tabularnewline";
2132         if (row_info[i].bottom_space_default) {
2133                 if (use_booktabs)
2134                         os << "\\addlinespace";
2135                 else
2136                         os << "[\\doublerulesep]";
2137         } else if (!row_info[i].bottom_space.zero()) {
2138                 if (use_booktabs)
2139                         os << "\\addlinespace";
2140                 os << '['
2141                    << from_ascii(row_info[i].bottom_space.asLatexString())
2142                    << ']';
2143         }
2144         os << '\n';
2145         ++ret;
2146         ret += TeXBottomHLine(os, i);
2147         if (row_info[i].interline_space_default) {
2148                 if (use_booktabs)
2149                         os << "\\addlinespace\n";
2150                 else
2151                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2152                 ++ret;
2153         } else if (!row_info[i].interline_space.zero()) {
2154                 if (use_booktabs)
2155                         os << "\\addlinespace["
2156                            << from_ascii(row_info[i].interline_space.asLatexString())
2157                            << "]\n";
2158                 else
2159                         os << "\\noalign{\\vskip"
2160                            << from_ascii(row_info[i].interline_space.asLatexString())
2161                            << "}\n";
2162                 ++ret;
2163         }
2164         return ret;
2165 }
2166
2167
2168 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2169 {
2170         int ret = 0;
2171
2172         //+---------------------------------------------------------------------
2173         //+                      first the opening preamble                    +
2174         //+---------------------------------------------------------------------
2175
2176         if (rotate) {
2177                 os << "\\begin{sideways}\n";
2178                 ++ret;
2179         }
2180         if (is_long_tabular)
2181                 os << "\\begin{longtable}{";
2182         else
2183                 os << "\\begin{tabular}{";
2184
2185         for (col_type i = 0; i < columnCount(); ++i) {
2186                 if (!use_booktabs && columnLeftLine(i))
2187                         os << '|';
2188                 if (!column_info[i].align_special.empty()) {
2189                         os << column_info[i].align_special;
2190                 } else {
2191                         if (!column_info[i].p_width.zero()) {
2192                                 switch (column_info[i].alignment) {
2193                                 case LYX_ALIGN_LEFT:
2194                                         os << ">{\\raggedright}";
2195                                         break;
2196                                 case LYX_ALIGN_RIGHT:
2197                                         os << ">{\\raggedleft}";
2198                                         break;
2199                                 case LYX_ALIGN_CENTER:
2200                                         os << ">{\\centering}";
2201                                         break;
2202                                 case LYX_ALIGN_NONE:
2203                                 case LYX_ALIGN_BLOCK:
2204                                 case LYX_ALIGN_LAYOUT:
2205                                 case LYX_ALIGN_SPECIAL:
2206                                         break;
2207                                 }
2208
2209                                 switch (column_info[i].valignment) {
2210                                 case LYX_VALIGN_TOP:
2211                                         os << 'p';
2212                                         break;
2213                                 case LYX_VALIGN_MIDDLE:
2214                                         os << 'm';
2215                                         break;
2216                                 case LYX_VALIGN_BOTTOM:
2217                                         os << 'b';
2218                                         break;
2219                         }
2220                                 os << '{'
2221                                    << from_ascii(column_info[i].p_width.asLatexString())
2222                                    << '}';
2223                         } else {
2224                                 switch (column_info[i].alignment) {
2225                                 case LYX_ALIGN_LEFT:
2226                                         os << 'l';
2227                                         break;
2228                                 case LYX_ALIGN_RIGHT:
2229                                         os << 'r';
2230                                         break;
2231                                 default:
2232                                         os << 'c';
2233                                         break;
2234                                 }
2235                         } // end if else !column_info[i].p_width
2236                 } // end if else !column_info[i].align_special
2237                 if (!use_booktabs && columnRightLine(i))
2238                         os << '|';
2239         }
2240         os << "}\n";
2241         ++ret;
2242
2243         ret += TeXLongtableHeaderFooter(os, runparams);
2244
2245         //+---------------------------------------------------------------------
2246         //+                      the single row and columns (cells)            +
2247         //+---------------------------------------------------------------------
2248
2249         for (row_type i = 0; i < rowCount(); ++i) {
2250                 if (isValidRow(i)) {
2251                         ret += TeXRow(os, i, runparams);
2252                         if (is_long_tabular && row_info[i].newpage) {
2253                                 os << "\\newpage\n";
2254                                 ++ret;
2255                         }
2256                 }
2257         }
2258
2259         //+---------------------------------------------------------------------
2260         //+                      the closing of the tabular                    +
2261         //+---------------------------------------------------------------------
2262
2263         if (is_long_tabular)
2264                 os << "\\end{longtable}";
2265         else
2266                 os << "\\end{tabular}";
2267         if (rotate) {
2268                 os << "\n\\end{sideways}";
2269                 ++ret;
2270         }
2271
2272         return ret;
2273 }
2274
2275
2276 int Tabular::docbookRow(odocstream & os, row_type row,
2277                            OutputParams const & runparams) const
2278 {
2279         int ret = 0;
2280         idx_type cell = getFirstCellInRow(row);
2281
2282         os << "<row>\n";
2283         for (col_type j = 0; j < columnCount(); ++j) {
2284                 if (isPartOfMultiColumn(row, j))
2285                         continue;
2286
2287                 os << "<entry align=\"";
2288                 switch (getAlignment(cell)) {
2289                 case LYX_ALIGN_LEFT:
2290                         os << "left";
2291                         break;
2292                 case LYX_ALIGN_RIGHT:
2293                         os << "right";
2294                         break;
2295                 default:
2296                         os << "center";
2297                         break;
2298                 }
2299
2300                 os << "\" valign=\"";
2301                 switch (getVAlignment(cell)) {
2302                 case LYX_VALIGN_TOP:
2303                         os << "top";
2304                         break;
2305                 case LYX_VALIGN_BOTTOM:
2306                         os << "bottom";
2307                         break;
2308                 case LYX_VALIGN_MIDDLE:
2309                         os << "middle";
2310                 }
2311                 os << '"';
2312
2313                 if (isMultiColumn(cell)) {
2314                         os << " namest=\"col" << j << "\" ";
2315                         os << "nameend=\"col" << j + columnSpan(cell) - 1<< '"';
2316                 }
2317
2318                 os << '>';
2319                 ret += cellInset(cell)->docbook(os, runparams);
2320                 os << "</entry>\n";
2321                 ++cell;
2322         }
2323         os << "</row>\n";
2324         return ret;
2325 }
2326
2327
2328 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2329 {
2330         int ret = 0;
2331
2332         //+---------------------------------------------------------------------
2333         //+                      first the opening preamble                    +
2334         //+---------------------------------------------------------------------
2335
2336         os << "<tgroup cols=\"" << columnCount()
2337            << "\" colsep=\"1\" rowsep=\"1\">\n";
2338
2339         for (col_type i = 0; i < columnCount(); ++i) {
2340                 os << "<colspec colname=\"col" << i << "\" align=\"";
2341                 switch (column_info[i].alignment) {
2342                 case LYX_ALIGN_LEFT:
2343                         os << "left";
2344                         break;
2345                 case LYX_ALIGN_RIGHT:
2346                         os << "right";
2347                         break;
2348                 default:
2349                         os << "center";
2350                         break;
2351                 }
2352                 os << '"';
2353                 if (runparams.flavor == OutputParams::XML)
2354                         os << '/';
2355                 os << ">\n";
2356                 ++ret;
2357         }
2358
2359         //+---------------------------------------------------------------------
2360         //+                      Long Tabular case                             +
2361         //+---------------------------------------------------------------------
2362
2363         // output header info
2364         if (haveLTHead() || haveLTFirstHead()) {
2365                 os << "<thead>\n";
2366                 ++ret;
2367                 for (row_type i = 0; i < rowCount(); ++i) {
2368                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2369                                 ret += docbookRow(os, i, runparams);
2370                         }
2371                 }
2372                 os << "</thead>\n";
2373                 ++ret;
2374         }
2375         // output footer info
2376         if (haveLTFoot() || haveLTLastFoot()) {
2377                 os << "<tfoot>\n";
2378                 ++ret;
2379                 for (row_type i = 0; i < rowCount(); ++i) {
2380                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2381                                 ret += docbookRow(os, i, runparams);
2382                         }
2383                 }
2384                 os << "</tfoot>\n";
2385                 ++ret;
2386         }
2387
2388         //+---------------------------------------------------------------------
2389         //+                      the single row and columns (cells)            +
2390         //+---------------------------------------------------------------------
2391
2392         os << "<tbody>\n";
2393         ++ret;
2394         for (row_type i = 0; i < rowCount(); ++i) {
2395                 if (isValidRow(i)) {
2396                         ret += docbookRow(os, i, runparams);
2397                 }
2398         }
2399         os << "</tbody>\n";
2400         ++ret;
2401         //+---------------------------------------------------------------------
2402         //+                      the closing of the tabular                    +
2403         //+---------------------------------------------------------------------
2404
2405         os << "</tgroup>";
2406         ++ret;
2407
2408         return ret;
2409 }
2410
2411
2412 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2413                                    vector<unsigned int> const & clen) const
2414 {
2415         idx_type const fcell = getFirstCellInRow(row);
2416         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2417         idx_type tmp = 0;
2418
2419         for (idx_type i = fcell; i < n; ++i) {
2420                 if (topLine(i)) {
2421                         ++tmp;
2422                         break;
2423                 }
2424         }
2425         if (!tmp)
2426                 return false;
2427
2428         char_type ch;
2429         for (idx_type i = fcell; i < n; ++i) {
2430                 if (topLine(i)) {
2431                         if (leftLine(i))
2432                                 os << "+-";
2433                         else
2434                                 os << "--";
2435                         ch = '-';
2436                 } else {
2437                         os << "  ";
2438                         ch = ' ';
2439                 }
2440                 col_type column = cellColumn(i);
2441                 int len = clen[column];
2442                 while (column < columnCount() - 1
2443                        && isPartOfMultiColumn(row, ++column))
2444                         len += clen[column] + 4;
2445                 os << docstring(len, ch);
2446                 if (topLine(i)) {
2447                         if (rightLine(i))
2448                                 os << "-+";
2449                         else
2450                                 os << "--";
2451                 } else {
2452                         os << "  ";
2453                 }
2454         }
2455         os << endl;
2456         return true;
2457 }
2458
2459
2460 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2461                                       vector<unsigned int> const & clen) const
2462 {
2463         idx_type const fcell = getFirstCellInRow(row);
2464         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2465         idx_type tmp = 0;
2466
2467         for (idx_type i = fcell; i < n; ++i) {
2468                 if (bottomLine(i)) {
2469                         ++tmp;
2470                         break;
2471                 }
2472         }
2473         if (!tmp)
2474                 return false;
2475
2476         char_type ch;
2477         for (idx_type i = fcell; i < n; ++i) {
2478                 if (bottomLine(i)) {
2479                         if (leftLine(i))
2480                                 os << "+-";
2481                         else
2482                                 os << "--";
2483                         ch = '-';
2484                 } else {
2485                         os << "  ";
2486                         ch = ' ';
2487                 }
2488                 col_type column = cellColumn(i);
2489                 int len = clen[column];
2490                 while (column < columnCount() -1
2491                        && isPartOfMultiColumn(row, ++column))
2492                         len += clen[column] + 4;
2493                 os << docstring(len, ch);
2494                 if (bottomLine(i)) {
2495                         if (rightLine(i))
2496                                 os << "-+";
2497                         else
2498                                 os << "--";
2499                 } else {
2500                         os << "  ";
2501                 }
2502         }
2503         os << endl;
2504         return true;
2505 }
2506
2507
2508 void Tabular::plaintextPrintCell(odocstream & os,
2509                                OutputParams const & runparams,
2510                                idx_type cell, row_type row, col_type column,
2511                                vector<unsigned int> const & clen,
2512                                bool onlydata) const
2513 {
2514         odocstringstream sstr;
2515         cellInset(cell)->plaintext(sstr, runparams);
2516
2517         if (onlydata) {
2518                 os << sstr.str();
2519                 return;
2520         }
2521
2522         if (leftLine(cell))
2523                 os << "| ";
2524         else
2525                 os << "  ";
2526
2527         unsigned int len1 = sstr.str().length();
2528         unsigned int len2 = clen[column];
2529         while (column < columnCount() -1
2530                && isPartOfMultiColumn(row, ++column))
2531                 len2 += clen[column] + 4;
2532         len2 -= len1;
2533
2534         switch (getAlignment(cell)) {
2535         default:
2536         case LYX_ALIGN_LEFT:
2537                 len1 = 0;
2538                 break;
2539         case LYX_ALIGN_RIGHT:
2540                 len1 = len2;
2541                 len2 = 0;
2542                 break;
2543         case LYX_ALIGN_CENTER:
2544                 len1 = len2 / 2;
2545                 len2 -= len1;
2546                 break;
2547         }
2548
2549         os << docstring(len1, ' ') << sstr.str()
2550            << docstring(len2, ' ');
2551
2552         if (rightLine(cell))
2553                 os << " |";
2554         else
2555                 os << "  ";
2556 }
2557
2558
2559 void Tabular::plaintext(odocstream & os,
2560                            OutputParams const & runparams, int const depth,
2561                            bool onlydata, char_type delim) const
2562 {
2563         // first calculate the width of the single columns
2564         vector<unsigned int> clen(columnCount());
2565
2566         if (!onlydata) {
2567                 // first all non (real) multicolumn cells!
2568                 for (col_type j = 0; j < columnCount(); ++j) {
2569                         clen[j] = 0;
2570                         for (row_type i = 0; i < rowCount(); ++i) {
2571                                 idx_type cell = cellIndex(i, j);
2572                                 if (isMultiColumnReal(cell))
2573                                         continue;
2574                                 odocstringstream sstr;
2575                                 cellInset(cell)->plaintext(sstr, runparams);
2576                                 if (clen[j] < sstr.str().length())
2577                                         clen[j] = sstr.str().length();
2578                         }
2579                 }
2580                 // then all (real) multicolumn cells!
2581                 for (col_type j = 0; j < columnCount(); ++j) {
2582                         for (row_type i = 0; i < rowCount(); ++i) {
2583                                 idx_type cell = cellIndex(i, j);
2584                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2585                                         continue;
2586                                 odocstringstream sstr;
2587                                 cellInset(cell)->plaintext(sstr, runparams);
2588                                 int len = int(sstr.str().length());
2589                                 idx_type const n = columnSpan(cell);
2590                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2591                                         len -= clen[k];
2592                                 if (len > int(clen[j + n - 1]))
2593                                         clen[j + n - 1] = len;
2594                         }
2595                 }
2596         }
2597         idx_type cell = 0;
2598         for (row_type i = 0; i < rowCount(); ++i) {
2599                 if (!onlydata && plaintextTopHLine(os, i, clen))
2600                         os << docstring(depth * 2, ' ');
2601                 for (col_type j = 0; j < columnCount(); ++j) {
2602                         if (isPartOfMultiColumn(i, j))
2603                                 continue;
2604                         if (onlydata && j > 0)
2605                                 // we don't use operator<< for single UCS4 character.
2606                                 // see explanation in docstream.h
2607                                 os.put(delim);
2608                         plaintextPrintCell(os, runparams, cell, i, j, clen, onlydata);
2609                         ++cell;
2610                 }
2611                 os << endl;
2612                 if (!onlydata) {
2613                         os << docstring(depth * 2, ' ');
2614                         if (plaintextBottomHLine(os, i, clen))
2615                                 os << docstring(depth * 2, ' ');
2616                 }
2617         }
2618 }
2619
2620
2621 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2622 {
2623         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2624 }
2625
2626
2627 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2628                                                col_type column) const
2629 {
2630         return cell_info[row][column].inset;
2631 }
2632
2633
2634 void Tabular::setCellInset(row_type row, col_type column,
2635                               shared_ptr<InsetTableCell> ins) const
2636 {
2637         CellData & cd = cell_info[row][column];
2638         cd.inset = ins;
2639         // reset the InsetTableCell's pointers
2640         ins->setCellData(&cd);
2641         ins->setTabular(this);
2642 }
2643
2644
2645 Tabular::idx_type
2646 Tabular::cellFromInset(Inset const * inset) const
2647 {
2648         // is this inset part of the tabular?
2649         if (!inset) {
2650                 lyxerr << "Error: this is not a cell of the tabular!" << endl;
2651                 BOOST_ASSERT(false);
2652         }
2653
2654         for (idx_type cell = 0, n = cellCount(); cell < n; ++cell)
2655                 if (cellInset(cell).get() == inset) {
2656                         LYXERR(Debug::INSETTEXT, "Tabular::cellFromInset: "
2657                                 << "cell=" << cell);
2658                         return cell;
2659                 }
2660
2661         // We should have found a cell at this point
2662         lyxerr << "Tabular::cellFromInset: Cell of inset "
2663                 << inset << " not found!" << endl;
2664         BOOST_ASSERT(false);
2665         // shut up compiler
2666         return 0;
2667 }
2668
2669
2670 void Tabular::validate(LaTeXFeatures & features) const
2671 {
2672         features.require("NeedTabularnewline");
2673         if (useBookTabs())
2674                 features.require("booktabs");
2675         if (isLongTabular())
2676                 features.require("longtable");
2677         if (needRotating())
2678                 features.require("rotating");
2679         for (idx_type cell = 0; cell < cellCount(); ++cell) {
2680                 if (getVAlignment(cell) != LYX_VALIGN_TOP ||
2681                      (!getPWidth(cell).zero() && !isMultiColumn(cell)))
2682                         features.require("array");
2683                 cellInset(cell)->validate(features);
2684         }
2685 }
2686
2687
2688 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2689 {
2690         ParagraphList const & parlist = cellInset(cell)->paragraphs();
2691         ParagraphList::const_iterator cit = parlist.begin();
2692         ParagraphList::const_iterator end = parlist.end();
2693
2694         for (; cit != end; ++cit)
2695                 for (int i = 0; i < cit->size(); ++i)
2696                         if (cit->isNewline(i))
2697                                 return BOX_PARBOX;
2698
2699         return BOX_NONE;
2700 }
2701
2702
2703 /////////////////////////////////////////////////////////////////////
2704 //
2705 // InsetTableCell
2706 //
2707 /////////////////////////////////////////////////////////////////////
2708
2709 InsetTableCell::InsetTableCell(Buffer const & buf,
2710         Tabular::CellData const * cell, Tabular const * table)
2711         : InsetText(buf), cell_data_(cell), table_(table)
2712 {}
2713
2714
2715 bool InsetTableCell::forceEmptyLayout(idx_type) const
2716 {
2717         BOOST_ASSERT(table_);
2718         BOOST_ASSERT(cell_data_);
2719         return table_->getPWidth(cell_data_->cellno).zero();
2720 }
2721
2722 bool InsetTableCell::allowParagraphCustomization(idx_type) const
2723 {
2724         BOOST_ASSERT(table_);
2725         BOOST_ASSERT(cell_data_);
2726         return !table_->getPWidth(cell_data_->cellno).zero();
2727 }
2728
2729 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
2730         FuncStatus & status) const
2731 {
2732         bool enabled;
2733         switch (cmd.action) {
2734         case LFUN_LAYOUT:
2735                 enabled = !forceEmptyLayout();
2736                 break;
2737         case LFUN_LAYOUT_PARAGRAPH:
2738                 enabled = allowParagraphCustomization();
2739                 break;
2740         default:
2741                 return InsetText::getStatus(cur, cmd, status);
2742         }
2743         status.enabled(enabled);
2744         return true;
2745 }
2746
2747 /////////////////////////////////////////////////////////////////////
2748 //
2749 // InsetTabular
2750 //
2751 /////////////////////////////////////////////////////////////////////
2752
2753 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
2754                            col_type columns)
2755         : tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
2756         rowselect_(false), colselect_(false)
2757 {
2758         setBuffer(const_cast<Buffer &>(buf)); // FIXME: remove later
2759 }
2760
2761
2762 InsetTabular::InsetTabular(InsetTabular const & tab)
2763         : Inset(tab), tabular(tab.tabular),  scx_(0)
2764 {
2765         setBuffer(const_cast<Buffer &>(tab.buffer())); // FIXME: remove later
2766 }
2767
2768
2769 InsetTabular::~InsetTabular()
2770 {
2771         InsetTabularMailer(*this).hideDialog();
2772 }
2773
2774
2775 bool InsetTabular::insetAllowed(InsetCode code) const
2776 {
2777         if (code == MATHMACRO_CODE)
2778                 return false;
2779
2780         return true;
2781 }
2782
2783
2784 void InsetTabular::write(ostream & os) const
2785 {
2786         os << "Tabular" << endl;
2787         tabular.write(os);
2788 }
2789
2790
2791 void InsetTabular::read(Lexer & lex)
2792 {
2793         bool const old_format = (lex.getString() == "\\LyXTable");
2794
2795         tabular.read(lex);
2796
2797         if (old_format)
2798                 return;
2799
2800         lex.next();
2801         string token = lex.getString();
2802         while (lex && token != "\\end_inset") {
2803                 lex.next();
2804                 token = lex.getString();
2805         }
2806         if (!lex) {
2807                 lex.printError("Missing \\end_inset at this point. "
2808                                "Read: `$$Token'");
2809         }
2810 }
2811
2812
2813 int InsetTabular::rowFromY(Cursor & cur, int y) const
2814 {
2815         // top y coordinate of tabular
2816         int h = yo(cur.bv()) - tabular.rowAscent(0);
2817         size_t nrows = tabular.rowCount();
2818         row_type r = 0;
2819         for (;r < nrows && y > h; ++r) {
2820                 h += tabular.rowAscent(r);
2821                 h += tabular.rowDescent(r);
2822                 h += tabular.getAdditionalHeight(r);
2823         }
2824         return r - 1;
2825 }
2826
2827
2828 int InsetTabular::columnFromX(Cursor & cur, int x) const
2829 {
2830         // left x coordinate of tabular
2831         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
2832         size_t ncols = tabular.columnCount();
2833         col_type c = 0;
2834         for (;c < ncols && x > w; ++c) {
2835                 w += tabular.columnWidth(c);
2836         }
2837         return c - 1;
2838 }
2839
2840
2841 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2842 {
2843         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2844         //      mi.base.textwidth << "\n";
2845         if (!mi.base.bv) {
2846                 lyxerr << "InsetTabular::metrics: need bv" << endl;
2847                 BOOST_ASSERT(false);
2848         }
2849
2850         row_type i = 0;
2851         for (idx_type cell = 0; i < tabular.rowCount(); ++i) {
2852                 int maxAsc = 0;
2853                 int maxDesc = 0;
2854                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
2855                         if (tabular.isPartOfMultiColumn(i, j))
2856                                 // Multicolumn cell, but not first one
2857                                 continue;
2858                         Dimension dim;
2859                         MetricsInfo m = mi;
2860                         Length p_width;
2861                         if (tabular.cell_info[i][j].multicolumn ==
2862                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2863                                 p_width = tabular.cellInfo(cell).p_width;
2864                         else
2865                                 p_width = tabular.column_info[j].p_width;
2866                         if (!p_width.zero())
2867                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2868                         tabular.cellInset(cell)->metrics(m, dim);
2869                         if (!p_width.zero())
2870                                 dim.wid = m.base.textwidth;
2871                         tabular.setCellWidth(cell, dim.wid);
2872                         maxAsc  = max(maxAsc, dim.asc);
2873                         maxDesc = max(maxDesc, dim.des);
2874                         ++cell;
2875                 }
2876                 int const top_space = tabular.row_info[i].top_space_default ?
2877                         default_line_space :
2878                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2879                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
2880                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2881                         default_line_space :
2882                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2883                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2884         }
2885         tabular.updateColumnWidths();
2886         dim.asc = tabular.rowAscent(0);
2887         dim.des = tabular.height() - dim.asc;
2888         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
2889 }
2890
2891
2892 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
2893 {
2894         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
2895         BufferView * bv = pi.base.bv;
2896
2897         // FIXME: As the full backrgound is painted in drawSelection(),
2898         // we have no choice but to do a full repaint for the Text cells.
2899         pi.full_repaint = true;
2900
2901         resetPos(bv->cursor());
2902
2903         x += scx_;
2904         x += ADD_TO_TABULAR_WIDTH;
2905
2906         bool const original_drawing_state = pi.pain.isDrawingEnabled();
2907
2908         idx_type idx = 0;
2909         first_visible_cell = Tabular::npos;
2910         for (row_type i = 0; i < tabular.rowCount(); ++i) {
2911                 int nx = x;
2912                 int const a = tabular.rowAscent(i);
2913                 int const d = tabular.rowDescent(i);
2914                 idx = tabular.cellIndex(i, 0);
2915                 for (col_type j = 0; j < tabular.columnCount(); ++j) {
2916                         if (tabular.isPartOfMultiColumn(i, j))
2917                                 continue;
2918                         if (first_visible_cell == Tabular::npos)
2919                                 first_visible_cell = idx;
2920
2921                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
2922                         // Cache the Inset position.
2923                         bv->coordCache().insets().add(cell(idx).get(), cx, y);
2924                         if (nx + tabular.columnWidth(idx) < 0
2925                             || nx > bv->workWidth()
2926                             || y + d < 0
2927                             || y - a > bv->workHeight()) {
2928                                 pi.pain.setDrawingEnabled(false);
2929                                 cell(idx)->draw(pi, cx, y);
2930                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2931                                 pi.pain.setDrawingEnabled(original_drawing_state);
2932                         } else {
2933                                 cell(idx)->draw(pi, cx, y);
2934                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2935                         }
2936                         nx += tabular.columnWidth(idx);
2937                         ++idx;
2938                 }
2939
2940                 if (i + 1 < tabular.rowCount())
2941                         y += d + tabular.rowAscent(i + 1) +
2942                                 tabular.getAdditionalHeight(i + 1);
2943         }
2944 }
2945
2946
2947 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
2948 {
2949         Cursor & cur = pi.base.bv->cursor();
2950
2951         x += scx_ + ADD_TO_TABULAR_WIDTH;
2952
2953         // FIXME: it is wrong to completely paint the background
2954         // if we want to do single row painting.
2955
2956         // Paint background of current tabular
2957         int const w = tabular.width();
2958         int const h = tabular.height();
2959         int yy = y - tabular.rowAscent(0);
2960         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
2961
2962         if (!cur.selection())
2963                 return;
2964         if (&cur.inset() != this)
2965                 return;
2966
2967         //resetPos(cur);
2968
2969
2970         if (tablemode(cur)) {
2971                 row_type rs, re;
2972                 col_type cs, ce;
2973                 getSelection(cur, rs, re, cs, ce);
2974                 y -= tabular.rowAscent(0);
2975                 for (row_type j = 0; j < tabular.rowCount(); ++j) {
2976                         int const a = tabular.rowAscent(j);
2977                         int const h = a + tabular.rowDescent(j);
2978                         int xx = x;
2979                         y += tabular.getAdditionalHeight(j);
2980                         for (col_type i = 0; i < tabular.columnCount(); ++i) {
2981                                 if (tabular.isPartOfMultiColumn(j, i))
2982                                         continue;
2983                                 idx_type const cell =
2984                                         tabular.cellIndex(j, i);
2985                                 int const w = tabular.columnWidth(cell);
2986                                 if (i >= cs && i <= ce && j >= rs && j <= re)
2987                                         pi.pain.fillRectangle(xx, y, w, h,
2988                                                               Color_selection);
2989                                 xx += w;
2990                         }
2991                         y += h;
2992                 }
2993
2994         } else {
2995                 x += cellXPos(cur.idx());
2996                 x += tabular.getBeginningOfTextInCell(cur.idx());
2997                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
2998         }
2999 }
3000
3001
3002 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3003                                  row_type row, idx_type cell, bool erased) const
3004 {
3005         int x2 = x + tabular.columnWidth(cell);
3006         bool on_off = false;
3007         ColorCode col = Color_tabularline;
3008         ColorCode onoffcol = Color_tabularonoffline;
3009
3010         if (erased) {
3011                 col = Color_deletedtext;
3012                 onoffcol = Color_deletedtext;
3013         }
3014
3015         if (!tabular.topAlreadyDrawn(cell)) {
3016                 on_off = !tabular.topLine(cell);
3017                 pain.line(x, y - tabular.rowAscent(row),
3018                           x2, y -  tabular.rowAscent(row),
3019                           on_off ? onoffcol : col,
3020                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3021         }
3022         on_off = !tabular.bottomLine(cell);
3023         pain.line(x, y + tabular.rowDescent(row),
3024                   x2, y + tabular.rowDescent(row),
3025                   on_off ? onoffcol : col,
3026                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3027         if (!tabular.leftAlreadyDrawn(cell)) {
3028                 on_off = !tabular.leftLine(cell);
3029                 pain.line(x, y -  tabular.rowAscent(row),
3030                           x, y +  tabular.rowDescent(row),
3031                           on_off ? onoffcol : col,
3032                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3033         }
3034         on_off = !tabular.rightLine(cell);
3035         pain.line(x2 - tabular.getAdditionalWidth(cell),
3036                   y -  tabular.rowAscent(row),
3037                   x2 - tabular.getAdditionalWidth(cell),
3038                   y +  tabular.rowDescent(row),
3039                   on_off ? onoffcol : col,
3040                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3041 }
3042
3043
3044 docstring InsetTabular::editMessage() const
3045 {
3046         return _("Opened table");
3047 }
3048
3049
3050 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3051 {
3052         //lyxerr << "InsetTabular::edit: " << this << endl;
3053         cur.finishUndo();
3054         cur.selection() = false;
3055         cur.push(*this);
3056         if (front) {
3057                 if (isRightToLeft(cur))
3058                         cur.idx() = tabular.getLastCellInRow(0);
3059                 else
3060                         cur.idx() = 0;
3061                 cur.pit() = 0;
3062                 cur.pos() = 0;
3063         } else {
3064                 if (isRightToLeft(cur))
3065                         cur.idx() = tabular.getFirstCellInRow(tabular.rowCount() - 1);
3066                 else
3067                         cur.idx() = tabular.cellCount() - 1;
3068                 cur.pit() = 0;
3069                 cur.pos() = cur.lastpos(); // FIXME crude guess
3070         }
3071         // FIXME: this accesses the position cache before it is initialized
3072         //resetPos(cur);
3073         //cur.bv().fitCursor();
3074 }
3075
3076
3077 void InsetTabular::updateLabels(ParIterator const & it)
3078 {
3079         // In a longtable, tell captions what the current float is
3080         Counters & cnts = buffer().params().documentClass().counters();
3081         string const saveflt = cnts.current_float();
3082         if (tabular.isLongTabular())
3083                 cnts.current_float("table");
3084
3085         ParIterator it2 = it;
3086         it2.forwardPos();
3087         size_t const end = it2.nargs();
3088         for ( ; it2.idx() < end; it2.top().forwardIdx())
3089                 lyx::updateLabels(buffer(), it2);
3090
3091         //reset afterwards
3092         if (tabular.isLongTabular())
3093                 cnts.current_float(saveflt);
3094 }
3095
3096
3097 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3098 {
3099         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3100                              << "\n  cur:" << cur);
3101         CursorSlice sl = cur.top();
3102         Cursor & bvcur = cur.bv().cursor();
3103
3104         switch (cmd.action) {
3105
3106         case LFUN_MOUSE_PRESS: {
3107                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3108                 // select row
3109                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3110                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3111                         row_type r = rowFromY(cur, cmd.y);
3112                         cur.idx() = tabular.getFirstCellInRow(r);
3113                         cur.pos() = 0;
3114                         cur.resetAnchor();
3115                         cur.idx() = tabular.getLastCellInRow(r);
3116                         cur.pos() = cur.lastpos();
3117                         cur.selection() = true;
3118                         bvcur = cur;
3119                         rowselect_ = true;
3120                         break;
3121                 }
3122                 // select column
3123                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3124                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3125                         || cmd.y > y0 + tabular.height()) {
3126                         col_type c = columnFromX(cur, cmd.x);
3127                         cur.idx() = tabular.cellIndex(0, c);
3128                         cur.pos() = 0;
3129                         cur.resetAnchor();
3130                         cur.idx() = tabular.cellIndex(tabular.rowCount() - 1, c);
3131                         cur.pos() = cur.lastpos();
3132                         cur.selection() = true;
3133                         bvcur = cur;
3134                         colselect_ = true;
3135                         break;
3136                 }
3137                 // do not reset cursor/selection if we have selected
3138                 // some cells (bug 2715).
3139                 if (cmd.button() == mouse_button::button3
3140                     && &bvcur.selBegin().inset() == this
3141                     && tablemode(bvcur))
3142                         ;
3143                 else
3144                         // Let InsetTableCell do it
3145                         cell(cur.idx())->dispatch(cur, cmd);
3146                 break;
3147         }
3148         case LFUN_MOUSE_MOTION:
3149                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3150                 if (cmd.button() == mouse_button::button1) {
3151                         // only accept motions to places not deeper nested than the real anchor
3152                         if (!bvcur.anchor_.hasPart(cur)) {
3153                                 cur.undispatched();
3154                                 break;
3155                         }
3156                         // select (additional) row
3157                         if (rowselect_) {
3158                                 row_type r = rowFromY(cur, cmd.y);
3159                                 cur.idx() = tabular.getLastCellInRow(r);
3160                                 bvcur.setCursor(cur);
3161                                 bvcur.selection() = true;
3162                                 break;
3163                         }
3164                         // select (additional) column
3165                         if (colselect_) {
3166                                 col_type c = columnFromX(cur, cmd.x);
3167                                 cur.idx() = tabular.cellIndex(tabular.rowCount() - 1, c);
3168                                 bvcur.setCursor(cur);
3169                                 bvcur.selection() = true;
3170                                 break;
3171                         }
3172                         // only update if selection changes
3173                         if (bvcur.idx() == cur.idx() &&
3174                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3175                                 cur.noUpdate();
3176                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3177                         bvcur.setCursor(cur);
3178                         bvcur.selection() = true;
3179                 }
3180                 break;
3181
3182         case LFUN_MOUSE_RELEASE:
3183                 rowselect_ = false;
3184                 colselect_ = false;
3185                 break;
3186
3187         case LFUN_CELL_BACKWARD:
3188                 movePrevCell(cur);
3189                 cur.selection() = false;
3190                 break;
3191
3192         case LFUN_CELL_FORWARD:
3193                 moveNextCell(cur);
3194                 cur.selection() = false;
3195                 break;
3196         case LFUN_CHAR_FORWARD_SELECT:
3197         case LFUN_CHAR_FORWARD:
3198                 cell(cur.idx())->dispatch(cur, cmd);
3199                 if (!cur.result().dispatched()) {
3200                         moveNextCell(cur);
3201                         if (sl == cur.top())
3202                                 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3203                         else
3204                                 cur.dispatched();
3205                 }
3206                 break;
3207
3208         case LFUN_CHAR_BACKWARD_SELECT:
3209         case LFUN_CHAR_BACKWARD:
3210                 cell(cur.idx())->dispatch(cur, cmd);
3211                 if (!cur.result().dispatched()) {
3212                         movePrevCell(cur);
3213                         if (sl == cur.top())
3214                                 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
3215                         else
3216                                 cur.dispatched();
3217                 }
3218                 break;
3219
3220         case LFUN_CHAR_RIGHT_SELECT:
3221         case LFUN_CHAR_RIGHT:
3222                 //FIXME: for visual cursor, really move right
3223                 if (isRightToLeft(cur))
3224                         lyx::dispatch(FuncRequest(
3225                                 cmd.action == LFUN_CHAR_RIGHT_SELECT ?
3226                                         LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD));
3227                 else
3228                         lyx::dispatch(FuncRequest(
3229                                 cmd.action == LFUN_CHAR_RIGHT_SELECT ?
3230                                         LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD));
3231                 break;
3232
3233         case LFUN_CHAR_LEFT_SELECT:
3234         case LFUN_CHAR_LEFT:
3235                 //FIXME: for visual cursor, really move left
3236                 if (isRightToLeft(cur))
3237                         lyx::dispatch(FuncRequest(
3238                                 cmd.action == LFUN_CHAR_LEFT_SELECT ?
3239                                         LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD));
3240                 else
3241                         lyx::dispatch(FuncRequest(
3242                                 cmd.action == LFUN_CHAR_LEFT_SELECT ?
3243                                         LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD));
3244                 break;
3245
3246         case LFUN_DOWN_SELECT:
3247         case LFUN_DOWN:
3248                 cell(cur.idx())->dispatch(cur, cmd);
3249                 cur.dispatched(); // override the cell's decision
3250                 if (sl == cur.top())
3251                         // if our Text didn't do anything to the cursor
3252                         // then we try to put the cursor into the cell below
3253                         // setting also the right targetX.
3254                         if (tabular.cellRow(cur.idx()) != tabular.rowCount() - 1) {
3255                                 cur.idx() = tabular.cellBelow(cur.idx());
3256                                 cur.pit() = 0;
3257                                 TextMetrics const & tm =
3258                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3259                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3260                         }
3261                 if (sl == cur.top()) {
3262                         // we trick it to go to forward after leaving the
3263                         // tabular.
3264                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3265                         cur.undispatched();
3266                 }
3267                 break;
3268
3269         case LFUN_UP_SELECT:
3270         case LFUN_UP:
3271                 cell(cur.idx())->dispatch(cur, cmd);
3272                 cur.dispatched(); // override the cell's decision
3273                 if (sl == cur.top())
3274                         // if our Text didn't do anything to the cursor
3275                         // then we try to put the cursor into the cell above
3276                         // setting also the right targetX.
3277                         if (tabular.cellRow(cur.idx()) != 0) {
3278                                 cur.idx() = tabular.cellAbove(cur.idx());
3279                                 cur.pit() = cur.lastpit();
3280                                 Text const * text = cell(cur.idx())->getText(0);
3281                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3282                                 ParagraphMetrics const & pm =
3283                                         tm.parMetrics(cur.lastpit());
3284                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3285                         }
3286                 if (sl == cur.top()) {
3287                         cmd = FuncRequest(LFUN_UP);
3288                         cur.undispatched();
3289                 }
3290                 break;
3291
3292 //      case LFUN_SCREEN_DOWN: {
3293 //              //if (hasSelection())
3294 //              //      cur.selection() = false;
3295 //              col_type const col = tabular.cellColumn(cur.idx());
3296 //              int const t =   cur.bv().top_y() + cur.bv().height();
3297 //              if (t < yo() + tabular.getHeightOfTabular()) {
3298 //                      cur.bv().scrollDocView(t);
3299 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3300 //              } else {
3301 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3302 //              }
3303 //              cur.par() = 0;
3304 //              cur.pos() = 0;
3305 //              break;
3306 //      }
3307 //
3308 //      case LFUN_SCREEN_UP: {
3309 //              //if (hasSelection())
3310 //              //      cur.selection() = false;
3311 //              col_type const col = tabular.cellColumn(cur.idx());
3312 //              int const t =   cur.bv().top_y() + cur.bv().height();
3313 //              if (yo() < 0) {
3314 //                      cur.bv().scrollDocView(t);
3315 //                      if (yo() > 0)
3316 //                              cur.idx() = col;
3317 //                      else
3318 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3319 //              } else {
3320 //                      cur.idx() = col;
3321 //              }
3322 //              cur.par() = cur.lastpar();
3323 //              cur.pos() = cur.lastpos();
3324 //              break;
3325 //      }
3326
3327         case LFUN_LAYOUT_TABULAR:
3328                 InsetTabularMailer(*this).showDialog(&cur.bv());
3329                 break;
3330
3331         case LFUN_INSET_DIALOG_UPDATE:
3332                 InsetTabularMailer(*this).updateDialog(&cur.bv());
3333                 break;
3334
3335         case LFUN_TABULAR_FEATURE:
3336                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3337                         cur.undispatched();
3338                 break;
3339
3340         // insert file functions
3341         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3342         case LFUN_FILE_INSERT_PLAINTEXT: {
3343                 // FIXME UNICODE
3344                 docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3345                         FileName(to_utf8(cmd.argument())));
3346                 if (tmpstr.empty())
3347                         break;
3348                 cur.recordUndoInset(INSERT_UNDO);
3349                 if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3350                         // content has been replaced,
3351                         // so cursor might be invalid
3352                         cur.pos() = cur.lastpos();
3353                         cur.pit() = cur.lastpit();
3354                         bvcur.setCursor(cur);
3355                 } else
3356                         cur.undispatched();
3357                 break;
3358         }
3359
3360         case LFUN_CUT:
3361                 if (tablemode(cur)) {
3362                         if (copySelection(cur)) {
3363                                 cur.recordUndoInset(DELETE_UNDO);
3364                                 cutSelection(cur);
3365                         }
3366                 }
3367                 else
3368                         cell(cur.idx())->dispatch(cur, cmd);
3369                 break;
3370
3371         case LFUN_CHAR_DELETE_BACKWARD:
3372         case LFUN_CHAR_DELETE_FORWARD:
3373                 if (tablemode(cur)) {
3374                         cur.recordUndoInset(DELETE_UNDO);
3375                         cutSelection(cur);
3376                 }
3377                 else
3378                         cell(cur.idx())->dispatch(cur, cmd);
3379                 break;
3380
3381         case LFUN_COPY:
3382                 if (!cur.selection())
3383                         break;
3384                 if (tablemode(cur)) {
3385                         cur.finishUndo();
3386                         copySelection(cur);
3387                 } else
3388                         cell(cur.idx())->dispatch(cur, cmd);
3389                 break;
3390
3391         case LFUN_CLIPBOARD_PASTE:
3392         case LFUN_PRIMARY_SELECTION_PASTE: {
3393                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3394                         theClipboard().getAsText() :
3395                         theSelection().get();
3396                 if (clip.empty())
3397                         break;
3398                 // pass to InsertPlaintextString, but
3399                 // only if we have multi-cell content
3400                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3401                         cur.recordUndoInset(INSERT_UNDO);
3402                         if (insertPlaintextString(cur.bv(), clip, false)) {
3403                                 // content has been replaced,
3404                                 // so cursor might be invalid
3405                                 cur.pos() = cur.lastpos();
3406                                 cur.pit() = cur.lastpit();
3407                                 bvcur.setCursor(cur);
3408                                 break;
3409                         }
3410                 }
3411                 // Let the cell handle normal text
3412                 cell(cur.idx())->dispatch(cur, cmd);
3413                 break;
3414         }
3415
3416         case LFUN_PASTE:
3417                 if (tabularStackDirty() && theClipboard().isInternal() ||
3418                     !theClipboard().hasInternal() && theClipboard().hasLyXContents()) {
3419                         cur.recordUndoInset(INSERT_UNDO);
3420                         pasteClipboard(cur);
3421                         break;
3422                 }
3423                 cell(cur.idx())->dispatch(cur, cmd);
3424                 break;
3425
3426         case LFUN_FONT_EMPH:
3427         case LFUN_FONT_BOLD:
3428         case LFUN_FONT_ROMAN:
3429         case LFUN_FONT_NOUN:
3430         case LFUN_FONT_ITAL:
3431         case LFUN_FONT_FRAK:
3432         case LFUN_FONT_TYPEWRITER:
3433         case LFUN_FONT_SANS:
3434         case LFUN_FONT_FREE_APPLY:
3435         case LFUN_FONT_FREE_UPDATE:
3436         case LFUN_FONT_SIZE:
3437         case LFUN_FONT_UNDERLINE:
3438         case LFUN_LANGUAGE:
3439         case LFUN_WORD_CAPITALIZE:
3440         case LFUN_WORD_UPCASE:
3441         case LFUN_WORD_LOWCASE:
3442         case LFUN_CHARS_TRANSPOSE:
3443                 if (tablemode(cur)) {
3444                         row_type rs, re;
3445                         col_type cs, ce;
3446                         getSelection(cur, rs, re, cs, ce);
3447                         Cursor tmpcur = cur;
3448                         for (row_type i = rs; i <= re; ++i) {
3449                                 for (col_type j = cs; j <= ce; ++j) {
3450                                         // cursor follows cell:
3451                                         tmpcur.idx() = tabular.cellIndex(i, j);
3452                                         // select this cell only:
3453                                         tmpcur.pit() = 0;
3454                                         tmpcur.pos() = 0;
3455                                         tmpcur.resetAnchor();
3456                                         tmpcur.pit() = tmpcur.lastpit();
3457                                         tmpcur.pos() = tmpcur.top().lastpos();
3458                                         tmpcur.setCursor(tmpcur);
3459                                         tmpcur.setSelection();
3460                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3461                                 }
3462                         }
3463                         break;
3464                 } else {
3465                         cell(cur.idx())->dispatch(cur, cmd);
3466                         break;
3467                 }
3468         default:
3469                 // we try to handle this event in the insets dispatch function.
3470                 cell(cur.idx())->dispatch(cur, cmd);
3471                 break;
3472         }
3473 }
3474
3475
3476 // function sets an object as defined in func_status.h:
3477 // states OK, Unknown, Disabled, On, Off.
3478 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3479         FuncStatus & status) const
3480 {
3481         switch (cmd.action) {
3482         case LFUN_TABULAR_FEATURE: {
3483                 int action = Tabular::LAST_ACTION;
3484                 int i = 0;
3485                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3486                         string const tmp = tabularFeature[i].feature;
3487                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3488                                 action = tabularFeature[i].action;
3489                                 break;
3490                         }
3491                 }
3492                 if (action == Tabular::LAST_ACTION) {
3493                         status.clear();
3494                         status.unknown(true);
3495                         return true;
3496                 }
3497
3498                 string const argument
3499                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3500
3501                 row_type sel_row_start = 0;
3502                 row_type sel_row_end = 0;
3503                 col_type sel_col_start = 0;
3504                 col_type sel_col_end = 0;
3505                 Tabular::ltType dummyltt;
3506                 bool flag = true;
3507
3508                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3509
3510                 switch (action) {
3511                 case Tabular::SET_PWIDTH:
3512                 case Tabular::SET_MPWIDTH:
3513                 case Tabular::SET_SPECIAL_COLUMN:
3514                 case Tabular::SET_SPECIAL_MULTI:
3515                 case Tabular::APPEND_ROW:
3516                 case Tabular::APPEND_COLUMN:
3517                 case Tabular::DELETE_ROW:
3518                 case Tabular::DELETE_COLUMN:
3519                 case Tabular::COPY_ROW:
3520                 case Tabular::COPY_COLUMN:
3521                 case Tabular::SET_ALL_LINES:
3522                 case Tabular::UNSET_ALL_LINES:
3523                 case Tabular::SET_TOP_SPACE:
3524                 case Tabular::SET_BOTTOM_SPACE:
3525                 case Tabular::SET_INTERLINE_SPACE:
3526                 case Tabular::SET_BORDER_LINES:
3527                         status.clear();
3528                         return true;
3529
3530                 case Tabular::MULTICOLUMN:
3531                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3532                         break;
3533
3534                 case Tabular::TOGGLE_LINE_TOP:
3535                         status.setOnOff(tabular.topLine(cur.idx()));
3536                         break;
3537
3538                 case Tabular::TOGGLE_LINE_BOTTOM:
3539                         status.setOnOff(tabular.bottomLine(cur.idx()));
3540                         break;
3541
3542                 case Tabular::TOGGLE_LINE_LEFT:
3543                         status.setOnOff(tabular.leftLine(cur.idx()));
3544                         break;
3545
3546                 case Tabular::TOGGLE_LINE_RIGHT:
3547                         status.setOnOff(tabular.rightLine(cur.idx()));
3548                         break;
3549
3550                 case Tabular::M_ALIGN_LEFT:
3551                         flag = false;
3552                 case Tabular::ALIGN_LEFT:
3553                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3554                         break;
3555
3556                 case Tabular::M_ALIGN_RIGHT:
3557                         flag = false;
3558                 case Tabular::ALIGN_RIGHT:
3559                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3560                         break;
3561
3562                 case Tabular::M_ALIGN_CENTER:
3563                         flag = false;
3564                 case Tabular::ALIGN_CENTER:
3565                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3566                         break;
3567
3568                 case Tabular::ALIGN_BLOCK:
3569                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
3570                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3571                         break;
3572
3573                 case Tabular::M_VALIGN_TOP:
3574                         flag = false;
3575                 case Tabular::VALIGN_TOP:
3576                         status.setOnOff(
3577                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3578                         break;
3579
3580                 case Tabular::M_VALIGN_BOTTOM:
3581                         flag = false;
3582                 case Tabular::VALIGN_BOTTOM:
3583                         status.setOnOff(
3584                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3585                         break;
3586
3587                 case Tabular::M_VALIGN_MIDDLE:
3588                         flag = false;
3589                 case Tabular::VALIGN_MIDDLE:
3590                         status.setOnOff(
3591                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3592                         break;
3593
3594                 case Tabular::SET_LONGTABULAR:
3595                         status.setOnOff(tabular.isLongTabular());
3596                         break;
3597
3598                 case Tabular::UNSET_LONGTABULAR:
3599                         status.setOnOff(!tabular.isLongTabular());
3600                         break;
3601
3602                 case Tabular::TOGGLE_ROTATE_TABULAR:
3603                 case Tabular::SET_ROTATE_TABULAR:
3604                         status.setOnOff(tabular.getRotateTabular());
3605                         break;
3606
3607                 case Tabular::UNSET_ROTATE_TABULAR:
3608                         status.setOnOff(!tabular.getRotateTabular());
3609                         break;
3610
3611                 case Tabular::TOGGLE_ROTATE_CELL:
3612                 case Tabular::SET_ROTATE_CELL:
3613                         status.setOnOff(!oneCellHasRotationState(false,
3614                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3615                         break;
3616
3617                 case Tabular::UNSET_ROTATE_CELL:
3618                         status.setOnOff(!oneCellHasRotationState(true,
3619                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3620                         break;
3621
3622                 case Tabular::SET_USEBOX:
3623                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3624                         break;
3625
3626                 case Tabular::SET_LTFIRSTHEAD:
3627                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3628                         break;
3629
3630                 case Tabular::UNSET_LTFIRSTHEAD:
3631                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3632                         break;
3633
3634                 case Tabular::SET_LTHEAD:
3635                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3636                         break;
3637
3638                 case Tabular::UNSET_LTHEAD:
3639                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3640                         break;
3641
3642                 case Tabular::SET_LTFOOT:
3643                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3644                         break;
3645
3646                 case Tabular::UNSET_LTFOOT:
3647                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3648                         break;
3649
3650                 case Tabular::SET_LTLASTFOOT:
3651                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3652                         break;
3653
3654                 case Tabular::UNSET_LTLASTFOOT:
3655                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3656                         break;
3657
3658                 case Tabular::SET_LTNEWPAGE:
3659                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3660                         break;
3661
3662                 case Tabular::SET_BOOKTABS:
3663                         status.setOnOff(tabular.useBookTabs());
3664                         break;
3665
3666                 case Tabular::UNSET_BOOKTABS:
3667                         status.setOnOff(!tabular.useBookTabs());
3668                         break;
3669
3670                 default:
3671                         status.clear();
3672                         status.enabled(false);
3673                         break;
3674                 }
3675                 return true;
3676         }
3677
3678         // These are only enabled inside tabular
3679         case LFUN_CELL_BACKWARD:
3680         case LFUN_CELL_FORWARD:
3681                 status.enabled(true);
3682                 return true;
3683
3684         // disable these with multiple cells selected
3685         case LFUN_INSET_INSERT:
3686         case LFUN_TABULAR_INSERT:
3687         case LFUN_FLEX_INSERT:
3688         case LFUN_FLOAT_INSERT:
3689         case LFUN_FLOAT_WIDE_INSERT:
3690         case LFUN_FOOTNOTE_INSERT:
3691         case LFUN_MARGINALNOTE_INSERT:
3692         case LFUN_MATH_INSERT:
3693         case LFUN_MATH_MODE:
3694         case LFUN_MATH_MUTATE:
3695         case LFUN_MATH_DISPLAY:
3696         case LFUN_NOTE_INSERT:
3697         case LFUN_OPTIONAL_INSERT:
3698         case LFUN_BOX_INSERT:
3699         case LFUN_BRANCH_INSERT:
3700         case LFUN_WRAP_INSERT:
3701         case LFUN_ERT_INSERT: {
3702                 if (tablemode(cur)) {
3703                         status.enabled(false);
3704                         return true;
3705                 } else
3706                         return cell(cur.idx())->getStatus(cur, cmd, status);
3707         }
3708
3709         // disable in non-fixed-width cells
3710         case LFUN_NEWLINE_INSERT:
3711         case LFUN_BREAK_PARAGRAPH:
3712         case LFUN_BREAK_PARAGRAPH_SKIP: {
3713                 if (tabular.getPWidth(cur.idx()).zero()) {
3714                         status.enabled(false);
3715                         return true;
3716                 } else
3717                         return cell(cur.idx())->getStatus(cur, cmd, status);
3718         }
3719
3720         case LFUN_PASTE:
3721                 if (tabularStackDirty() && theClipboard().isInternal()) {
3722                         status.enabled(true);
3723                         return true;
3724                 } else
3725                         return cell(cur.idx())->getStatus(cur, cmd, status);
3726
3727         case LFUN_INSET_MODIFY:
3728                 if (insetCode(cmd.getArg(0)) == TABULAR_CODE) {
3729                         status.enabled(true);
3730                         return true;
3731                 }
3732                 // Fall through
3733
3734         default:
3735                 // we try to handle this event in the insets dispatch function.
3736                 return cell(cur.idx())->getStatus(cur, cmd, status);
3737         }
3738 }
3739
3740
3741 int InsetTabular::latex(odocstream & os, OutputParams const & runparams) const
3742 {
3743         return tabular.latex(os, runparams);
3744 }
3745
3746
3747 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
3748 {
3749         os << '\n'; // output table on a new line
3750         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
3751         tabular.plaintext(os, runparams, dp, false, 0);
3752         return PLAINTEXT_NEWLINE;
3753 }
3754
3755
3756 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
3757 {
3758         int ret = 0;
3759         Inset * master = 0;
3760
3761         // FIXME: Why not pass a proper DocIterator here?
3762 #if 0
3763         // if the table is inside a float it doesn't need the informaltable
3764         // wrapper. Search for it.
3765         for (master = owner(); master; master = master->owner())
3766                 if (master->lyxCode() == FLOAT_CODE)
3767                         break;
3768 #endif
3769
3770         if (!master) {
3771                 os << "<informaltable>";
3772                 ++ret;
3773         }
3774         ret += tabular.docbook(os, runparams);
3775         if (!master) {
3776                 os << "</informaltable>";
3777                 ++ret;
3778         }
3779         return ret;
3780 }
3781
3782
3783 void InsetTabular::validate(LaTeXFeatures & features) const
3784 {
3785         tabular.validate(features);
3786 }
3787
3788
3789 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
3790 {
3791         return tabular.cellInset(idx);
3792 }
3793
3794
3795 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
3796 {
3797         return tabular.cellInset(idx);
3798 }
3799
3800
3801 void InsetTabular::cursorPos(BufferView const & bv,
3802                 CursorSlice const & sl, bool boundary, int & x, int & y) const
3803 {
3804         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
3805
3806         // y offset     correction
3807         int const row = tabular.cellRow(sl.idx());
3808         for (int i = 0; i <= row; ++i) {
3809                 if (i != 0) {
3810                         y += tabular.rowAscent(i);
3811                         y += tabular.getAdditionalHeight(i);
3812                 }
3813                 if (i != row)
3814                         y += tabular.rowDescent(i);
3815         }
3816
3817         // x offset correction
3818         int const col = tabular.cellColumn(sl.idx());
3819         int idx = tabular.cellIndex(row, 0);
3820         for (int j = 0; j < col; ++j) {
3821                 if (tabular.isPartOfMultiColumn(row, j))
3822                         continue;
3823                 x += tabular.columnWidth(idx);
3824                 ++idx;
3825         }
3826         x += tabular.getBeginningOfTextInCell(idx);
3827         x += ADD_TO_TABULAR_WIDTH;
3828         x += scx_;
3829 }
3830
3831
3832 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
3833 {
3834         int xx = 0;
3835         int yy = 0;
3836         Inset const & inset = *tabular.cellInset(cell);
3837         Point o = bv.coordCache().getInsets().xy(&inset);
3838         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
3839         int const xend = xbeg + tabular.columnWidth(cell);
3840         row_type const row = tabular.cellRow(cell);
3841         int const ybeg = o.y_ - tabular.rowAscent(row) -
3842                          tabular.getAdditionalHeight(row);
3843         int const yend = o.y_ + tabular.rowDescent(row);
3844
3845         if (x < xbeg)
3846                 xx = xbeg - x;
3847         else if (x > xend)
3848                 xx = x - xend;
3849
3850         if (y < ybeg)
3851                 yy = ybeg - y;
3852         else if (y > yend)
3853                 yy = y - yend;
3854
3855         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
3856         //       << " ybeg=" << ybeg << " yend=" << yend
3857         //       << " xx=" << xx << " yy=" << yy
3858         //       << " dist=" << xx + yy << endl;
3859         return xx + yy;
3860 }
3861
3862
3863 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
3864 {
3865         //lyxerr << "InsetTabular::editXY: " << this << endl;
3866         cur.selection() = false;
3867         cur.push(*this);
3868         cur.idx() = getNearestCell(cur.bv(), x, y);
3869         resetPos(cur);
3870         return cur.bv().textMetrics(&cell(cur.idx())->text_).editXY(cur, x, y);
3871 }
3872
3873
3874 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
3875 {
3876         cur.idx() = getNearestCell(cur.bv(), x, y);
3877         cur.bv().textMetrics(&cell(cur.idx())->text_).setCursorFromCoordinates(cur, x, y);
3878 }
3879
3880
3881 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
3882 {
3883         idx_type idx_min = 0;
3884         int dist_min = numeric_limits<int>::max();
3885         for (idx_type i = 0, n = nargs(); i != n; ++i) {
3886                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
3887                         int const d = dist(bv, i, x, y);
3888                         if (d < dist_min) {
3889                                 dist_min = d;
3890                                 idx_min = i;
3891                         }
3892                 }
3893         }
3894         return idx_min;
3895 }
3896
3897
3898 int InsetTabular::cellXPos(idx_type const cell) const
3899 {
3900         idx_type c = cell;
3901
3902         for (; !tabular.isFirstCellInRow(c); --c)
3903                 ;
3904         int lx = 0;
3905         for (; c < cell; ++c)
3906                 lx += tabular.columnWidth(c);
3907
3908         return lx;
3909 }
3910
3911
3912 void InsetTabular::resetPos(Cursor & cur) const
3913 {
3914         BufferView & bv = cur.bv();
3915         int const maxwidth = bv.workWidth();
3916
3917         if (&cur.inset() != this) {
3918                 scx_ = 0;
3919         } else {
3920                 int const X1 = 0;
3921                 int const X2 = maxwidth;
3922                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
3923                 int const x1 = xo(cur.bv()) + cellXPos(cur.idx()) + offset;
3924                 int const x2 = x1 + tabular.columnWidth(cur.idx());
3925
3926                 if (x1 < X1)
3927                         scx_ = X1 + 20 - x1;
3928                 else if (x2 > X2)
3929                         scx_ = X2 - 20 - x2;
3930                 else
3931                         scx_ = 0;
3932         }
3933
3934         cur.updateFlags(Update::Force | Update::FitCursor);
3935 }
3936
3937
3938 void InsetTabular::moveNextCell(Cursor & cur)
3939 {
3940         if (isRightToLeft(cur)) {
3941                 if (tabular.isFirstCellInRow(cur.idx())) {
3942                         row_type const row = tabular.cellRow(cur.idx());
3943                         if (row == tabular.rowCount() - 1)
3944                                 return;
3945                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
3946                 } else {
3947                         if (cur.idx() == 0)
3948                                 return;
3949                         --cur.idx();
3950                 }
3951         } else {
3952                 if (tabular.isLastCell(cur.idx()))
3953                         return;
3954                 ++cur.idx();
3955         }
3956         cur.pit() = 0;
3957         cur.pos() = 0;
3958         resetPos(cur);
3959 }
3960
3961
3962 void InsetTabular::movePrevCell(Cursor & cur)
3963 {
3964         if (isRightToLeft(cur)) {
3965                 if (tabular.isLastCellInRow(cur.idx())) {
3966                         row_type const row = tabular.cellRow(cur.idx());
3967                         if (row == 0)
3968                                 return;
3969                         cur.idx() = tabular.getFirstCellInRow(row);
3970                         cur.idx() = tabular.cellAbove(cur.idx());
3971                 } else {
3972                         if (tabular.isLastCell(cur.idx()))
3973                                 return;
3974                         ++cur.idx();
3975                 }
3976         } else {
3977                 if (cur.idx() == 0) // first cell
3978                         return;
3979                 --cur.idx();
3980         }
3981         cur.pit() = cur.lastpit();
3982         cur.pos() = cur.lastpos();
3983
3984         // FIXME: this accesses the position cache before it is initialized
3985         //resetPos(cur);
3986 }
3987
3988
3989 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
3990 {
3991         Tabular::Feature action = Tabular::LAST_ACTION;
3992
3993         int i = 0;
3994         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3995                 string const tmp = tabularFeature[i].feature;
3996
3997                 if (tmp == what.substr(0, tmp.length())) {
3998                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
3999                         //tabularFeatures[i].feature.length()))
4000                         action = tabularFeature[i].action;
4001                         break;
4002                 }
4003         }
4004         if (action == Tabular::LAST_ACTION)
4005                 return false;
4006
4007         string const val =
4008                 ltrim(what.substr(tabularFeature[i].feature.length()));
4009         tabularFeatures(cur, action, val);
4010         return true;
4011 }
4012
4013
4014 static void checkLongtableSpecial(Tabular::ltType & ltt,
4015                           string const & special, bool & flag)
4016 {
4017         if (special == "dl_above") {
4018                 ltt.topDL = flag;
4019                 ltt.set = false;
4020         } else if (special == "dl_below") {
4021                 ltt.bottomDL = flag;
4022                 ltt.set = false;
4023         } else if (special == "empty") {
4024                 ltt.empty = flag;
4025                 ltt.set = false;
4026         } else if (flag) {
4027                 ltt.empty = false;
4028                 ltt.set = true;
4029         }
4030 }
4031
4032 bool InsetTabular::oneCellHasRotationState(bool rotated,
4033                 row_type row_start, row_type row_end,
4034                 col_type col_start, col_type col_end) const {
4035
4036         for (row_type i = row_start; i <= row_end; ++i) {
4037                 for (col_type j = col_start; j <= col_end; ++j) {
4038                         if (tabular.getRotateCell(tabular.cellIndex(i, j))
4039                                 == rotated) {
4040                                 return true;
4041                         }
4042                 }
4043         }
4044         return false;
4045 }
4046
4047 void InsetTabular::tabularFeatures(Cursor & cur,
4048         Tabular::Feature feature, string const & value)
4049 {
4050         col_type sel_col_start;
4051         col_type sel_col_end;
4052         row_type sel_row_start;
4053         row_type sel_row_end;
4054         bool setLines = false;
4055         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4056         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4057
4058         switch (feature) {
4059
4060         case Tabular::M_ALIGN_LEFT:
4061         case Tabular::ALIGN_LEFT:
4062                 setAlign = LYX_ALIGN_LEFT;
4063                 break;
4064
4065         case Tabular::M_ALIGN_RIGHT:
4066         case Tabular::ALIGN_RIGHT:
4067                 setAlign = LYX_ALIGN_RIGHT;
4068                 break;
4069
4070         case Tabular::M_ALIGN_CENTER:
4071         case Tabular::ALIGN_CENTER:
4072                 setAlign = LYX_ALIGN_CENTER;
4073                 break;
4074
4075         case Tabular::ALIGN_BLOCK:
4076                 setAlign = LYX_ALIGN_BLOCK;
4077                 break;
4078
4079         case Tabular::M_VALIGN_TOP:
4080         case Tabular::VALIGN_TOP:
4081                 setVAlign = Tabular::LYX_VALIGN_TOP;
4082                 break;
4083
4084         case Tabular::M_VALIGN_BOTTOM:
4085         case Tabular::VALIGN_BOTTOM:
4086                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4087                 break;
4088
4089         case Tabular::M_VALIGN_MIDDLE:
4090         case Tabular::VALIGN_MIDDLE:
4091                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4092                 break;
4093
4094         default:
4095                 break;
4096         }
4097
4098         cur.recordUndoInset(ATOMIC_UNDO);
4099
4100         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4101         row_type const row = tabular.cellRow(cur.idx());
4102         col_type const column = tabular.cellColumn(cur.idx());
4103         bool flag = true;
4104         Tabular::ltType ltt;
4105
4106         switch (feature) {
4107
4108         case Tabular::SET_PWIDTH: {
4109                 Length const len(value);
4110                 tabular.setColumnPWidth(cur, cur.idx(), len);
4111                 if (len.zero()
4112                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4113                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4114                 break;
4115         }
4116
4117         case Tabular::SET_MPWIDTH:
4118                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4119                 break;
4120
4121         case Tabular::SET_SPECIAL_COLUMN:
4122         case Tabular::SET_SPECIAL_MULTI:
4123                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4124                 break;
4125
4126         case Tabular::APPEND_ROW:
4127                 // append the row into the tabular
4128                 tabular.appendRow(cur.idx());
4129                 break;
4130
4131         case Tabular::APPEND_COLUMN:
4132                 // append the column into the tabular
4133                 tabular.appendColumn(cur.idx());
4134                 cur.idx() = tabular.cellIndex(row, column);
4135                 break;
4136
4137         case Tabular::DELETE_ROW:
4138                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4139                         tabular.deleteRow(sel_row_start);
4140                 if (sel_row_start >= tabular.rowCount())
4141                         --sel_row_start;
4142                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4143                 cur.pit() = 0;
4144                 cur.pos() = 0;
4145                 cur.selection() = false;
4146                 break;
4147
4148         case Tabular::DELETE_COLUMN:
4149                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4150                         tabular.deleteColumn(sel_col_start);
4151                 if (sel_col_start >= tabular.columnCount())
4152                         --sel_col_start;
4153                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4154                 cur.pit() = 0;
4155                 cur.pos() = 0;
4156                 cur.selection() = false;
4157                 break;
4158
4159         case Tabular::COPY_ROW:
4160                 tabular.copyRow(row);
4161                 break;
4162
4163         case Tabular::COPY_COLUMN:
4164                 tabular.copyColumn(column);
4165                 cur.idx() = tabular.cellIndex(row, column);
4166                 break;
4167
4168         case Tabular::TOGGLE_LINE_TOP: {
4169                 bool lineSet = !tabular.topLine(cur.idx());
4170                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4171                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4172                                 tabular.setTopLine(tabular.cellIndex(i, j), lineSet);
4173                 break;
4174         }
4175
4176         case Tabular::TOGGLE_LINE_BOTTOM: {
4177                 bool lineSet = !tabular.bottomLine(cur.idx());
4178                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4179                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4180                                 tabular.setBottomLine(tabular.cellIndex(i, j), lineSet);
4181                 break;
4182         }
4183
4184         case Tabular::TOGGLE_LINE_LEFT: {
4185                 bool lineSet = !tabular.leftLine(cur.idx());
4186                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4187                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4188                                 tabular.setLeftLine(tabular.cellIndex(i, j), lineSet);
4189                 break;
4190         }
4191
4192         case Tabular::TOGGLE_LINE_RIGHT: {
4193                 bool lineSet = !tabular.rightLine(cur.idx());
4194                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4195                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4196                                 tabular.setRightLine(tabular.cellIndex(i, j), lineSet);
4197                 break;
4198         }
4199
4200         case Tabular::M_ALIGN_LEFT:
4201         case Tabular::M_ALIGN_RIGHT:
4202         case Tabular::M_ALIGN_CENTER:
4203                 flag = false;
4204         case Tabular::ALIGN_LEFT:
4205         case Tabular::ALIGN_RIGHT:
4206         case Tabular::ALIGN_CENTER:
4207         case Tabular::ALIGN_BLOCK:
4208                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4209                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4210                                 tabular.setAlignment(tabular.cellIndex(i, j), setAlign, flag);
4211                 break;
4212
4213         case Tabular::M_VALIGN_TOP:
4214         case Tabular::M_VALIGN_BOTTOM:
4215         case Tabular::M_VALIGN_MIDDLE:
4216                 flag = false;
4217         case Tabular::VALIGN_TOP:
4218         case Tabular::VALIGN_BOTTOM:
4219         case Tabular::VALIGN_MIDDLE:
4220                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4221                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4222                                 tabular.setVAlignment(tabular.cellIndex(i, j), setVAlign, flag);
4223                 break;
4224
4225         case Tabular::MULTICOLUMN: {
4226                 if (sel_row_start != sel_row_end) {
4227                         // FIXME: Need I say it ? This is horrible.
4228                         // FIXME UNICODE
4229                         Alert::error(_("Error setting multicolumn"),
4230                                      _("You cannot set multicolumn vertically."));
4231                         return;
4232                 }
4233                 if (!cur.selection()) {
4234                         // just multicol for one single cell
4235                         // check whether we are completely in a multicol
4236                         if (tabular.isMultiColumn(cur.idx()))
4237                                 tabular.unsetMultiColumn(cur.idx());
4238                         else
4239                                 tabular.setMultiColumn(cur.idx(), 1);
4240                         break;
4241                 }
4242                 // we have a selection so this means we just add all this
4243                 // cells to form a multicolumn cell
4244                 idx_type const s_start = cur.selBegin().idx();
4245                 idx_type const s_end = cur.selEnd().idx();
4246                 tabular.setMultiColumn(s_start, s_end - s_start + 1);
4247                 cur.idx() = s_start;
4248                 cur.pit() = 0;
4249                 cur.pos() = 0;
4250                 cur.selection() = false;
4251                 break;
4252         }
4253
4254         case Tabular::SET_ALL_LINES:
4255                 setLines = true;
4256         case Tabular::UNSET_ALL_LINES:
4257                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4258                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4259                                 tabular.setAllLines(
4260                                         tabular.cellIndex(i,j), setLines);
4261                 break;
4262
4263         case Tabular::SET_BORDER_LINES:
4264                 for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4265                         tabular.setLeftLine(tabular.cellIndex(i, sel_col_start), true);
4266                         tabular.setRightLine(tabular.cellIndex(i, sel_col_end), true);
4267                 }
4268                 for (col_type j = sel_col_start; j <= sel_col_end; ++j) {
4269                         tabular.setTopLine(tabular.cellIndex(sel_row_start, j), true);
4270                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, j), true);
4271                 }
4272                 break;
4273
4274         case Tabular::SET_LONGTABULAR:
4275                 tabular.setLongTabular(true);
4276                 break;
4277
4278         case Tabular::UNSET_LONGTABULAR:
4279                 tabular.setLongTabular(false);
4280                 break;
4281
4282         case Tabular::SET_ROTATE_TABULAR:
4283                 tabular.setRotateTabular(true);
4284                 break;
4285
4286         case Tabular::UNSET_ROTATE_TABULAR:
4287                 tabular.setRotateTabular(false);
4288                 break;
4289
4290         case Tabular::TOGGLE_ROTATE_TABULAR:
4291                 tabular.setRotateTabular(!tabular.getRotateTabular());
4292                 break;
4293
4294         case Tabular::SET_ROTATE_CELL:
4295                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4296                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4297                                 tabular.setRotateCell(
4298                                         tabular.cellIndex(i, j), true);
4299                 break;
4300
4301         case Tabular::UNSET_ROTATE_CELL:
4302                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4303                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4304                                 tabular.setRotateCell(tabular.cellIndex(i, j), false);
4305                 break;
4306
4307         case Tabular::TOGGLE_ROTATE_CELL:
4308                 {
4309                 bool oneNotRotated = oneCellHasRotationState(false,
4310                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4311
4312                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4313                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4314                                 tabular.setRotateCell(tabular.cellIndex(i, j),
4315                                                                           oneNotRotated);
4316                 }
4317                 break;
4318
4319         case Tabular::SET_USEBOX: {
4320                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4321                 if (val == tabular.getUsebox(cur.idx()))
4322                         val = Tabular::BOX_NONE;
4323                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4324                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4325                                 tabular.setUsebox(tabular.cellIndex(i, j), val);
4326                 break;
4327         }
4328
4329         case Tabular::UNSET_LTFIRSTHEAD:
4330                 flag = false;
4331         case Tabular::SET_LTFIRSTHEAD:
4332                 tabular.getRowOfLTFirstHead(row, ltt);
4333                 checkLongtableSpecial(ltt, value, flag);
4334                 tabular.setLTHead(row, flag, ltt, true);
4335                 break;
4336
4337         case Tabular::UNSET_LTHEAD:
4338                 flag = false;
4339         case Tabular::SET_LTHEAD:
4340                 tabular.getRowOfLTHead(row, ltt);
4341                 checkLongtableSpecial(ltt, value, flag);
4342                 tabular.setLTHead(row, flag, ltt, false);
4343                 break;
4344
4345         case Tabular::UNSET_LTFOOT:
4346                 flag = false;
4347         case Tabular::SET_LTFOOT:
4348                 tabular.getRowOfLTFoot(row, ltt);
4349                 checkLongtableSpecial(ltt, value, flag);
4350                 tabular.setLTFoot(row, flag, ltt, false);
4351                 break;
4352
4353         case Tabular::UNSET_LTLASTFOOT:
4354                 flag = false;
4355         case Tabular::SET_LTLASTFOOT:
4356                 tabular.getRowOfLTLastFoot(row, ltt);
4357                 checkLongtableSpecial(ltt, value, flag);
4358                 tabular.setLTFoot(row, flag, ltt, true);
4359                 break;
4360
4361         case Tabular::SET_LTNEWPAGE:
4362                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4363                 break;
4364
4365         case Tabular::SET_BOOKTABS:
4366                 tabular.setBookTabs(true);
4367                 break;
4368
4369         case Tabular::UNSET_BOOKTABS:
4370                 tabular.setBookTabs(false);
4371                 break;
4372
4373         case Tabular::SET_TOP_SPACE: {
4374                 Length len;
4375                 if (value == "default")
4376                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4377                                 tabular.row_info[i].top_space_default = true;
4378                 else if (isValidLength(value, &len))
4379                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4380                                 tabular.row_info[i].top_space_default = false;
4381                                 tabular.row_info[i].top_space = len;
4382                         }
4383                 else
4384                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4385                                 tabular.row_info[i].top_space_default = false;
4386                                 tabular.row_info[i].top_space = len;
4387                         }
4388                 break;
4389         }
4390
4391         case Tabular::SET_BOTTOM_SPACE: {
4392                 Length len;
4393                 if (value == "default")
4394                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4395                                 tabular.row_info[i].bottom_space_default = true;
4396                 else if (isValidLength(value, &len))
4397                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4398                                 tabular.row_info[i].bottom_space_default = false;
4399                                 tabular.row_info[i].bottom_space = len;
4400                         }
4401                 else
4402                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4403                                 tabular.row_info[i].bottom_space_default = false;
4404                                 tabular.row_info[i].bottom_space = len;
4405                         }
4406                 break;
4407         }
4408
4409         case Tabular::SET_INTERLINE_SPACE: {
4410                 Length len;
4411                 if (value == "default")
4412                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4413                                 tabular.row_info[i].interline_space_default = true;
4414                 else if (isValidLength(value, &len))
4415                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4416                                 tabular.row_info[i].interline_space_default = false;
4417                                 tabular.row_info[i].interline_space = len;
4418                         }
4419                 else
4420                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4421                                 tabular.row_info[i].interline_space_default = false;
4422                                 tabular.row_info[i].interline_space = len;
4423                         }
4424                 break;
4425         }
4426
4427         // dummy stuff just to avoid warnings
4428         case Tabular::LAST_ACTION:
4429                 break;
4430         }
4431 }
4432
4433
4434 bool InsetTabular::showInsetDialog(BufferView * bv) const
4435 {
4436         InsetTabularMailer(*this).showDialog(bv);
4437         return true;
4438 }
4439
4440
4441 void InsetTabular::openLayoutDialog(BufferView * bv) const
4442 {
4443         InsetTabularMailer(*this).showDialog(bv);
4444 }
4445
4446
4447 bool InsetTabular::copySelection(Cursor & cur)
4448 {
4449         if (!cur.selection())
4450                 return false;
4451
4452         row_type rs, re;
4453         col_type cs, ce;
4454         getSelection(cur, rs, re, cs, ce);
4455
4456         paste_tabular.reset(new Tabular(tabular));
4457
4458         for (row_type i = 0; i < rs; ++i)
4459                 paste_tabular->deleteRow(0);
4460
4461         row_type const rows = re - rs + 1;
4462         while (paste_tabular->rowCount() > rows)
4463                 paste_tabular->deleteRow(rows);
4464
4465         for (col_type i = 0; i < cs; ++i)
4466                 paste_tabular->deleteColumn(0);
4467
4468         col_type const columns = ce - cs + 1;
4469         while (paste_tabular->columnCount() > columns)
4470                 paste_tabular->deleteColumn(columns);
4471
4472         // We clear all the InsetTableCell pointers, since they
4473         // might now become invalid and there is no point in having
4474         // them point to temporary things in paste_tabular.
4475         for (row_type i = 0; i < paste_tabular->rowCount(); ++i)
4476                 for (col_type j = 0; j < paste_tabular->columnCount(); ++j) {
4477                         paste_tabular->cellInset(i,j)->setCellData(0);
4478                         paste_tabular->cellInset(i,j)->setTabular(0);
4479                 }
4480
4481         odocstringstream os;
4482         OutputParams const runparams(0);
4483         paste_tabular->plaintext(os, runparams, 0, true, '\t');
4484         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4485         cap::copySelection(cur, os.str());
4486
4487         // mark tabular stack dirty
4488         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4489         // when we (hopefully) have a one-for-all paste mechanism.
4490         // This must be called after cap::copySelection.
4491         dirtyTabularStack(true);
4492
4493         return true;
4494 }
4495
4496
4497 bool InsetTabular::pasteClipboard(Cursor & cur)
4498 {
4499         if (!paste_tabular)
4500                 return false;
4501         col_type const actcol = tabular.cellColumn(cur.idx());
4502         row_type const actrow = tabular.cellRow(cur.idx());
4503         for (row_type r1 = 0, r2 = actrow;
4504              r1 < paste_tabular->rowCount() && r2 < tabular.rowCount();
4505              ++r1, ++r2) {
4506                 for (col_type c1 = 0, c2 = actcol;
4507                     c1 < paste_tabular->columnCount() && c2 < tabular.columnCount();
4508                     ++c1, ++c2) {
4509                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4510                             tabular.isPartOfMultiColumn(r2, c2))
4511                                 continue;
4512                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4513                                 --c2;
4514                                 continue;
4515                         }
4516                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4517                                 --c1;
4518                                 continue;
4519                         }
4520                         shared_ptr<InsetTableCell> inset(
4521                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
4522                         // note that setCellInset will call InsetTableCell::setCellData()
4523                         // and InsetTableCell::setTabular()
4524                         tabular.setCellInset(r2, c2, inset);
4525                         // FIXME: change tracking (MG)
4526                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4527                                                 Change::INSERTED : Change::UNCHANGED));
4528                         cur.pos() = 0;
4529                 }
4530         }
4531         return true;
4532 }
4533
4534
4535 void InsetTabular::cutSelection(Cursor & cur)
4536 {
4537         if (!cur.selection())
4538                 return;
4539
4540         row_type rs, re;
4541         col_type cs, ce;
4542         getSelection(cur, rs, re, cs, ce);
4543         for (row_type i = rs; i <= re; ++i) {
4544                 for (col_type j = cs; j <= ce; ++j) {
4545                         shared_ptr<InsetTableCell> t
4546                                 = cell(tabular.cellIndex(i, j));
4547                         if (cur.buffer().params().trackChanges)
4548                                 // FIXME: Change tracking (MG)
4549                                 t->setChange(Change(Change::DELETED));
4550                         else
4551                                 t->clear();
4552                 }
4553         }
4554
4555         // cursor position might be invalid now
4556         if (cur.pit() > cur.lastpit())
4557                 cur.pit() = cur.lastpit();
4558         if (cur.pos() > cur.lastpos())
4559                 cur.pos() = cur.lastpos();
4560         cur.clearSelection();
4561 }
4562
4563
4564 bool InsetTabular::isRightToLeft(Cursor & cur) const
4565 {
4566         BOOST_ASSERT(cur.depth() > 1);
4567         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4568         pos_type const parentpos = cur[cur.depth() - 2].pos();
4569         return parentpar.getFontSettings(cur.bv().buffer().params(),
4570                                          parentpos).language()->rightToLeft();
4571 }
4572
4573
4574 void InsetTabular::getSelection(Cursor & cur,
4575         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4576 {
4577         CursorSlice const & beg = cur.selBegin();
4578         CursorSlice const & end = cur.selEnd();
4579         cs = tabular.cellColumn(beg.idx());
4580         ce = tabular.cellColumn(end.idx());
4581         if (cs > ce) {
4582                 ce = cs;
4583                 cs = tabular.cellColumn(end.idx());
4584         } else {
4585                 ce = tabular.cellRightColumn(end.idx());
4586         }
4587
4588         rs = tabular.cellRow(beg.idx());
4589         re = tabular.cellRow(end.idx());
4590         if (rs > re)
4591                 swap(rs, re);
4592 }
4593
4594
4595 Text * InsetTabular::getText(int idx) const
4596 {
4597         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4598 }
4599
4600
4601 void InsetTabular::setChange(Change const & change)
4602 {
4603         for (idx_type idx = 0; idx < nargs(); ++idx)
4604                 cell(idx)->setChange(change);
4605 }
4606
4607
4608 void InsetTabular::acceptChanges(BufferParams const & bparams)
4609 {
4610         for (idx_type idx = 0; idx < nargs(); ++idx)
4611                 cell(idx)->acceptChanges(bparams);
4612 }
4613
4614
4615 void InsetTabular::rejectChanges(BufferParams const & bparams)
4616 {
4617         for (idx_type idx = 0; idx < nargs(); ++idx)
4618                 cell(idx)->rejectChanges(bparams);
4619 }
4620
4621
4622 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
4623 {
4624         return tabular.getPWidth(cell).zero();
4625 }
4626
4627
4628 bool InsetTabular::forceEmptyLayout(idx_type cell) const
4629 {
4630         return !tabular.getPWidth(cell).zero();
4631 }
4632
4633
4634 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4635                                      bool usePaste)
4636 {
4637         if (buf.length() <= 0)
4638                 return true;
4639
4640         col_type cols = 1;
4641         row_type rows = 1;
4642         col_type maxCols = 1;
4643         size_t const len = buf.length();
4644         size_t p = 0;
4645
4646         while (p < len &&
4647                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4648                 switch (buf[p]) {
4649                 case '\t':
4650                         ++cols;
4651                         break;
4652                 case '\n':
4653                         if (p + 1 < len)
4654                                 ++rows;
4655                         maxCols = max(cols, maxCols);
4656                         cols = 1;
4657                         break;
4658                 }
4659                 ++p;
4660         }
4661         maxCols = max(cols, maxCols);
4662         Tabular * loctab;
4663         idx_type cell = 0;
4664         col_type ocol = 0;
4665         row_type row = 0;
4666         if (usePaste) {
4667                 paste_tabular.reset(new Tabular(buffer(), rows, maxCols));
4668                 loctab = paste_tabular.get();
4669                 cols = 0;
4670                 dirtyTabularStack(true);
4671         } else {
4672                 loctab = &tabular;
4673                 cell = bv.cursor().idx();
4674                 ocol = tabular.cellColumn(cell);
4675                 row = tabular.cellRow(cell);
4676         }
4677
4678         size_t op = 0;
4679         idx_type const cells = loctab->cellCount();
4680         p = 0;
4681         cols = ocol;
4682         rows = loctab->rowCount();
4683         col_type const columns = loctab->columnCount();
4684
4685         while (cell < cells && p < len && row < rows &&
4686                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4687         {
4688                 if (p >= len)
4689                         break;
4690                 switch (buf[p]) {
4691                 case '\t':
4692                         // we can only set this if we are not too far right
4693                         if (cols < columns) {
4694                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4695                                 Font const font = bv.textMetrics(&inset->text_).
4696                                         displayFont(0, 0);
4697                                 inset->setText(buf.substr(op, p - op), font,
4698                                                buffer().params().trackChanges);
4699                                 ++cols;
4700                                 ++cell;
4701                         }
4702                         break;
4703                 case '\n':
4704                         // we can only set this if we are not too far right
4705                         if (cols < columns) {
4706                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
4707                                 Font const font = bv.textMetrics(&inset->text_).
4708                                         displayFont(0, 0);
4709                                 inset->setText(buf.substr(op, p - op), font,
4710                                                buffer().params().trackChanges);
4711                         }
4712                         cols = ocol;
4713                         ++row;
4714                         if (row < rows)
4715                                 cell = loctab->cellIndex(row, cols);
4716                         break;
4717                 }
4718                 ++p;
4719                 op = p;
4720         }
4721         // check for the last cell if there is no trailing '\n'
4722         if (cell < cells && op < len) {
4723                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4724                 Font const font = bv.textMetrics(&inset->text_).displayFont(0, 0);
4725                 inset->setText(buf.substr(op, len - op), font,
4726                         buffer().params().trackChanges);
4727         }
4728         return true;
4729 }
4730
4731
4732 void InsetTabular::addPreview(PreviewLoader & loader) const
4733 {
4734         row_type const rows = tabular.rowCount();
4735         col_type const columns = tabular.columnCount();
4736         for (row_type i = 0; i < rows; ++i) {
4737                 for (col_type j = 0; j < columns; ++j)
4738                         tabular.cellInset(i, j)->addPreview(loader);
4739         }
4740 }
4741
4742
4743 bool InsetTabular::tablemode(Cursor & cur) const
4744 {
4745         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4746 }
4747
4748
4749 bool InsetTabular::completionSupported(Cursor const & cur) const
4750 {
4751         Cursor const & bvCur = cur.bv().cursor();
4752         if (&bvCur.inset() != this)
4753                 return false;
4754         return cur.text()->completionSupported(cur);
4755 }
4756
4757
4758 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
4759 {
4760         return completionSupported(cur);
4761 }
4762
4763
4764 bool InsetTabular::automaticInlineCompletion() const
4765 {
4766         return lyxrc.completion_inline_text;
4767 }
4768
4769
4770 bool InsetTabular::automaticPopupCompletion() const
4771 {
4772         return lyxrc.completion_popup_text;
4773 }
4774
4775
4776 bool InsetTabular::showCompletionCursor() const
4777 {
4778         return lyxrc.completion_cursor_text;
4779 }
4780
4781
4782 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
4783 {
4784         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
4785 }
4786
4787
4788 docstring InsetTabular::completionPrefix(Cursor const & cur) const
4789 {
4790         if (!completionSupported(cur))
4791                 return docstring();
4792         return cur.text()->completionPrefix(cur);
4793 }
4794
4795
4796 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
4797 {
4798         if (!completionSupported(cur))
4799                 return false;
4800
4801         return cur.text()->insertCompletion(cur, s, finished);
4802 }
4803
4804
4805 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
4806                                     Dimension & dim) const
4807 {
4808         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
4809         tm.completionPosAndDim(cur, x, y, dim);
4810 }
4811
4812
4813 string const InsetTabularMailer::name_("tabular");
4814
4815 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
4816         : inset_(const_cast<InsetTabular &>(inset))
4817 {}
4818
4819
4820 string const InsetTabularMailer::inset2string(Buffer const &) const
4821 {
4822         return params2string(inset_);
4823 }
4824
4825
4826 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
4827 {
4828         istringstream data(in);
4829         Lexer lex(0,0);
4830         lex.setStream(data);
4831
4832         if (in.empty())
4833                 return;
4834
4835         string token;
4836         lex >> token;
4837         if (!lex || token != name_)
4838                 return print_mailer_error("InsetTabularMailer", in, 1,
4839                                           name_);
4840
4841         // This is part of the inset proper that is usually swallowed
4842         // by Buffer::readInset
4843         lex >> token;
4844         if (!lex || token != "Tabular")
4845                 return print_mailer_error("InsetTabularMailer", in, 2, "Tabular");
4846
4847         inset.read(lex);
4848 }
4849
4850
4851 string const InsetTabularMailer::params2string(InsetTabular const & inset)
4852 {
4853         ostringstream data;
4854         data << name_ << ' ';
4855         inset.write(data);
4856         data << "\\end_inset\n";
4857         return data.str();
4858 }
4859
4860
4861 } // namespace lyx