src/insets/InsetTabular.cpp

   1 /**
   2  * \file InsetTabular.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author Matthias Ettrich
   8  * \author José Matos
   9  * \author Jean-Marc Lasgouttes
  10  * \author Angus Leeming
  11  * \author John Levon
  12  * \author André Pönitz
  13  * \author Jürgen Vigna
  14  * \author Uwe Stöhr
  15  * \author Edwin Leuven
  16  *
  17  * Full author contact details are available in file CREDITS.
  18  */
  19
  20 #include <config.h>
  21
  22 #include "InsetTabular.h"
  23
  24 #include "buffer_funcs.h"
  25 #include "Buffer.h"
  26 #include "BufferParams.h"
  27 #include "BufferView.h"
  28 #include "CoordCache.h"
  29 #include "Counters.h"
  30 #include "Cursor.h"
  31 #include "CutAndPaste.h"
  32 #include "DispatchResult.h"
  33 #include "FuncRequest.h"
  34 #include "FuncStatus.h"
  35 #include "Language.h"
  36 #include "LaTeXFeatures.h"
  37 #include "Lexer.h"
  38 #include "LyX.h"
  39 #include "LyXRC.h"
  40 #include "MetricsInfo.h"
  41 #include "OutputParams.h"
  42 #include "output_xhtml.h"
  43 #include "Paragraph.h"
  44 #include "ParagraphParameters.h"
  45 #include "ParIterator.h"
  46 #include "TextClass.h"
  47 #include "TextMetrics.h"
  48
  49 #include "frontends/Application.h"
  50 #include "frontends/alert.h"
  51 #include "frontends/Clipboard.h"
  52 #include "frontends/Painter.h"
  53 #include "frontends/Selection.h"
  54
  55 #include "support/convert.h"
  56 #include "support/debug.h"
  57 #include "support/docstream.h"
  58 #include "support/FileName.h"
  59 #include "support/gettext.h"
  60 #include "support/lassert.h"
  61 #include "support/lstrings.h"
  62
  63 #include <boost/scoped_ptr.hpp>
  64
  65 #include <sstream>
  66 #include <iostream>
  67 #include <limits>
  68 #include <cstring>
  69
  70 using namespace std;
  71 using namespace lyx::support;
  72
  73 using boost::shared_ptr;
  74
  75
  76 namespace lyx {
  77
  78 using cap::dirtyTabularStack;
  79 using cap::tabularStackDirty;
  80
  81 using graphics::PreviewLoader;
  82
  83 using frontend::Painter;
  84 using frontend::Clipboard;
  85
  86 namespace Alert = frontend::Alert;
  87
  88
  89 namespace {
  90
  91 int const ADD_TO_HEIGHT = 2; // in cell
  92 int const ADD_TO_TABULAR_WIDTH = 6; // horiz space before and after the table
  93 int const default_line_space = 10; // ?
  94 int const WIDTH_OF_LINE = 5; // space between double lines
  95
  96
  97 ///
  98 boost::scoped_ptr<Tabular> paste_tabular;
  99
 100
 101 struct TabularFeature {
 102         Tabular::Feature action;
 103         string feature;
 104         bool need_value;
 105 };
 106
 107
 108 TabularFeature tabularFeature[] =
 109 {
 110         { Tabular::APPEND_ROW, "append-row", false },
 111         { Tabular::APPEND_COLUMN, "append-column", false },
 112         { Tabular::DELETE_ROW, "delete-row", false },
 113         { Tabular::DELETE_COLUMN, "delete-column", false },
 114         { Tabular::COPY_ROW, "copy-row", false },
 115         { Tabular::COPY_COLUMN, "copy-column", false },
 116         { Tabular::SET_LINE_TOP, "set-line-top", true },
 117         { Tabular::SET_LINE_BOTTOM, "set-line-bottom", true },
 118         { Tabular::SET_LINE_LEFT, "set-line-left", true },
 119         { Tabular::SET_LINE_RIGHT, "set-line-right", true },
 120         //FIXME: get rid of those 4 TOGGLE actions in favor of the 4 above.
 121         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top", false },
 122         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom", false },
 123         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left", false },
 124         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right", false },
 125         { Tabular::ALIGN_LEFT, "align-left", false },
 126         { Tabular::ALIGN_RIGHT, "align-right", false },
 127         { Tabular::ALIGN_CENTER, "align-center", false },
 128         { Tabular::ALIGN_BLOCK, "align-block", false },
 129         { Tabular::VALIGN_TOP, "valign-top", false },
 130         { Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 131         { Tabular::VALIGN_MIDDLE, "valign-middle", false },
 132         { Tabular::M_ALIGN_LEFT, "m-align-left", false },
 133         { Tabular::M_ALIGN_RIGHT, "m-align-right", false },
 134         { Tabular::M_ALIGN_CENTER, "m-align-center", false },
 135         { Tabular::M_VALIGN_TOP, "m-valign-top", false },
 136         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom", false },
 137         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle", false },
 138         { Tabular::MULTICOLUMN, "multicolumn", false },
 139         { Tabular::MULTIROW, "multirow", false },
 140         { Tabular::SET_ALL_LINES, "set-all-lines", false },
 141         { Tabular::UNSET_ALL_LINES, "unset-all-lines", false },
 142         { Tabular::SET_LONGTABULAR, "set-longtabular", false },
 143         { Tabular::UNSET_LONGTABULAR, "unset-longtabular", false },
 144         { Tabular::SET_PWIDTH, "set-pwidth", true },
 145         { Tabular::SET_MPWIDTH, "set-mpwidth", true },
 146         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular", false },
 147         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular", false },
 148         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular", false },
 149         { Tabular::SET_ROTATE_CELL, "set-rotate-cell", false },
 150         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell", false },
 151         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell", false },
 152         { Tabular::SET_USEBOX, "set-usebox", true },
 153         { Tabular::SET_LTHEAD, "set-lthead", true },
 154         { Tabular::UNSET_LTHEAD, "unset-lthead", true },
 155         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead", true },
 156         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead", true },
 157         { Tabular::SET_LTFOOT, "set-ltfoot", true },
 158         { Tabular::UNSET_LTFOOT, "unset-ltfoot", true },
 159         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot", true },
 160         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot", true },
 161         { Tabular::SET_LTNEWPAGE, "set-ltnewpage", false },
 162         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption", false },
 163         { Tabular::SET_SPECIAL_COLUMN, "set-special-column", true },
 164         { Tabular::SET_SPECIAL_MULTICOLUMN, "set-special-multicolumn", true },
 165         { Tabular::SET_SPECIAL_MULTIROW, "set-special-multirow", false },
 166         { Tabular::SET_BOOKTABS, "set-booktabs", false },
 167         { Tabular::UNSET_BOOKTABS, "unset-booktabs", false },
 168         { Tabular::SET_TOP_SPACE, "set-top-space", true },
 169         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space", true },
 170         { Tabular::SET_INTERLINE_SPACE, "set-interline-space", true },
 171         { Tabular::SET_BORDER_LINES, "set-border-lines", false },
 172         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top", false},
 173         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle", false},
 174         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom", false},
 175         { Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 176         { Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 177         { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
 178         { Tabular::LAST_ACTION, "", false }
 179 };
 180
 181
 182 template <class T>
 183 string const write_attribute(string const & name, T const & t)
 184 {
 185         string const s = tostr(t);
 186         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 187 }
 188
 189 template <>
 190 string const write_attribute(string const & name, string const & t)
 191 {
 192         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 193 }
 194
 195
 196 template <>
 197 string const write_attribute(string const & name, docstring const & t)
 198 {
 199         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 200 }
 201
 202
 203 template <>
 204 string const write_attribute(string const & name, bool const & b)
 205 {
 206         // we write only true attribute values so we remove a bit of the
 207         // file format bloat for tabulars.
 208         return b ? write_attribute(name, convert<string>(b)) : string();
 209 }
 210
 211
 212 template <>
 213 string const write_attribute(string const & name, int const & i)
 214 {
 215         // we write only true attribute values so we remove a bit of the
 216         // file format bloat for tabulars.
 217         return i ? write_attribute(name, convert<string>(i)) : string();
 218 }
 219
 220
 221 template <>
 222 string const write_attribute(string const & name, Tabular::idx_type const & i)
 223 {
 224         // we write only true attribute values so we remove a bit of the
 225         // file format bloat for tabulars.
 226         return i ? write_attribute(name, convert<string>(i)) : string();
 227 }
 228
 229
 230 template <>
 231 string const write_attribute(string const & name, Length const & value)
 232 {
 233         // we write only the value if we really have one same reson as above.
 234         return value.zero() ? string() : write_attribute(name, value.asString());
 235 }
 236
 237
 238 string const tostr(LyXAlignment const & num)
 239 {
 240         switch (num) {
 241         case LYX_ALIGN_NONE:
 242                 return "none";
 243         case LYX_ALIGN_BLOCK:
 244                 return "block";
 245         case LYX_ALIGN_LEFT:
 246                 return "left";
 247         case LYX_ALIGN_CENTER:
 248                 return "center";
 249         case LYX_ALIGN_RIGHT:
 250                 return "right";
 251         case LYX_ALIGN_LAYOUT:
 252                 return "layout";
 253         case LYX_ALIGN_SPECIAL:
 254                 return "special";
 255         }
 256         return string();
 257 }
 258
 259
 260 string const tostr(Tabular::HAlignment const & num)
 261 {
 262         switch (num) {
 263         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
 264                 return "left";
 265         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
 266                 return "center";
 267         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
 268                 return "right";
 269         }
 270         return string();
 271 }
 272
 273
 274 string const tostr(Tabular::VAlignment const & num)
 275 {
 276         switch (num) {
 277         case Tabular::LYX_VALIGN_TOP:
 278                 return "top";
 279         case Tabular::LYX_VALIGN_MIDDLE:
 280                 return "middle";
 281         case Tabular::LYX_VALIGN_BOTTOM:
 282                 return "bottom";
 283         }
 284         return string();
 285 }
 286
 287
 288 string const tostr(Tabular::BoxType const & num)
 289 {
 290         switch (num) {
 291         case Tabular::BOX_NONE:
 292                 return "none";
 293         case Tabular::BOX_PARBOX:
 294                 return "parbox";
 295         case Tabular::BOX_MINIPAGE:
 296                 return "minipage";
 297         }
 298         return string();
 299 }
 300
 301
 302 // I would have liked a fromstr template a lot better. (Lgb)
 303 bool string2type(string const str, LyXAlignment & num)
 304 {
 305         if (str == "none")
 306                 num = LYX_ALIGN_NONE;
 307         else if (str == "block")
 308                 num = LYX_ALIGN_BLOCK;
 309         else if (str == "left")
 310                 num = LYX_ALIGN_LEFT;
 311         else if (str == "center")
 312                 num = LYX_ALIGN_CENTER;
 313         else if (str == "right")
 314                 num = LYX_ALIGN_RIGHT;
 315         else
 316                 return false;
 317         return true;
 318 }
 319
 320
 321 bool string2type(string const str, Tabular::HAlignment & num)
 322 {
 323         if (str == "left")
 324                 num = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
 325         else if (str == "center" )
 326                 num = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
 327         else if (str == "right")
 328                 num = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
 329         else
 330                 return false;
 331         return true;
 332 }
 333
 334
 335 bool string2type(string const str, Tabular::VAlignment & num)
 336 {
 337         if (str == "top")
 338                 num = Tabular::LYX_VALIGN_TOP;
 339         else if (str == "middle" )
 340                 num = Tabular::LYX_VALIGN_MIDDLE;
 341         else if (str == "bottom")
 342                 num = Tabular::LYX_VALIGN_BOTTOM;
 343         else
 344                 return false;
 345         return true;
 346 }
 347
 348
 349 bool string2type(string const str, Tabular::BoxType & num)
 350 {
 351         if (str == "none")
 352                 num = Tabular::BOX_NONE;
 353         else if (str == "parbox")
 354                 num = Tabular::BOX_PARBOX;
 355         else if (str == "minipage")
 356                 num = Tabular::BOX_MINIPAGE;
 357         else
 358                 return false;
 359         return true;
 360 }
 361
 362
 363 bool string2type(string const str, bool & num)
 364 {
 365         if (str == "true")
 366                 num = true;
 367         else if (str == "false")
 368                 num = false;
 369         else
 370                 return false;
 371         return true;
 372 }
 373
 374
 375 bool getTokenValue(string const & str, char const * token, string & ret)
 376 {
 377         ret.erase();
 378         size_t token_length = strlen(token);
 379         size_t pos = str.find(token);
 380
 381         if (pos == string::npos || pos + token_length + 1 >= str.length()
 382                 || str[pos + token_length] != '=')
 383                 return false;
 384         pos += token_length + 1;
 385         char ch = str[pos];
 386         if (ch != '"' && ch != '\'') { // only read till next space
 387                 ret += ch;
 388                 ch = ' ';
 389         }
 390         while (pos < str.length() - 1 && str[++pos] != ch)
 391                 ret += str[pos];
 392
 393         return true;
 394 }
 395
 396
 397 bool getTokenValue(string const & str, char const * token, docstring & ret)
 398 {
 399         string tmp;
 400         bool const success = getTokenValue(str, token, tmp);
 401         ret = from_utf8(tmp);
 402         return success;
 403 }
 404
 405
 406 bool getTokenValue(string const & str, char const * token, int & num)
 407 {
 408         string tmp;
 409         num = 0;
 410         if (!getTokenValue(str, token, tmp))
 411                 return false;
 412         num = convert<int>(tmp);
 413         return true;
 414 }
 415
 416
 417 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 418 {
 419         string tmp;
 420         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 421 }
 422
 423
 424 bool getTokenValue(string const & str, char const * token,
 425                                    Tabular::HAlignment & num)
 426 {
 427         string tmp;
 428         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 429 }
 430
 431
 432 bool getTokenValue(string const & str, char const * token,
 433                                    Tabular::VAlignment & num)
 434 {
 435         string tmp;
 436         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 437 }
 438
 439
 440 bool getTokenValue(string const & str, char const * token,
 441                                    Tabular::BoxType & num)
 442 {
 443         string tmp;
 444         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 445 }
 446
 447
 448 bool getTokenValue(string const & str, char const * token, bool & flag)
 449 {
 450         // set the flag always to false as this should be the default for bools
 451         // not in the file-format.
 452         flag = false;
 453         string tmp;
 454         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 455 }
 456
 457
 458 bool getTokenValue(string const & str, char const * token, Length & len)
 459 {
 460         // set the length to be zero() as default as this it should be if not
 461         // in the file format.
 462         len = Length();
 463         string tmp;
 464         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 465 }
 466
 467
 468 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 469 {
 470         len = Length();
 471         flag = false;
 472         string tmp;
 473         if (!getTokenValue(str, token, tmp))
 474                 return false;
 475         if (tmp == "default") {
 476                 flag = true;
 477                 return  true;
 478         }
 479         return isValidLength(tmp, &len);
 480 }
 481
 482
 483 void l_getline(istream & is, string & str)
 484 {
 485         str.erase();
 486         while (str.empty()) {
 487                 getline(is, str);
 488                 if (!str.empty() && str[str.length() - 1] == '\r')
 489                         str.erase(str.length() - 1);
 490         }
 491 }
 492
 493 } // namespace
 494
 495
 496 string const featureAsString(Tabular::Feature action)
 497 {
 498         for (size_t i = 0; i != Tabular::LAST_ACTION; ++i) {
 499                 if (tabularFeature[i].action == action)
 500                         return tabularFeature[i].feature;
 501         }
 502         return string();
 503 }
 504
 505
 506
 507 /////////////////////////////////////////////////////////////////////
 508 //
 509 // Tabular
 510 //
 511 /////////////////////////////////////////////////////////////////////
 512
 513
 514 Tabular::CellData::CellData(Buffer * buf)
 515         : cellno(0),
 516           width(0),
 517           height(0),
 518           ascent(0),
 519           descent(0),
 520           multicolumn(Tabular::CELL_NORMAL),
 521           multirow(Tabular::CELL_NORMAL),
 522           alignment(LYX_ALIGN_CENTER),
 523           valignment(LYX_VALIGN_TOP),
 524           top_line(false),
 525           bottom_line(false),
 526           left_line(false),
 527           right_line(false),
 528           usebox(BOX_NONE),
 529           rotate(false),
 530           inset(new InsetTableCell(buf))
 531 {
 532         inset->setBuffer(*buf);
 533 }
 534
 535
 536 Tabular::CellData::CellData(CellData const & cs)
 537         : cellno(cs.cellno),
 538           width(cs.width),
 539           multicolumn(cs.multicolumn),
 540           multirow(cs.multirow),
 541           alignment(cs.alignment),
 542           valignment(cs.valignment),
 543           top_line(cs.top_line),
 544           bottom_line(cs.bottom_line),
 545           left_line(cs.left_line),
 546           right_line(cs.right_line),
 547           usebox(cs.usebox),
 548           rotate(cs.rotate),
 549           align_special(cs.align_special),
 550           p_width(cs.p_width),
 551           inset(dynamic_cast<InsetTableCell *>(cs.inset->clone()))
 552 {
 553 }
 554
 555 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 556 {
 557         swap(cs);
 558         return *this;
 559 }
 560
 561 void Tabular::CellData::swap(CellData & rhs)
 562 {
 563         std::swap(cellno, rhs.cellno);
 564         std::swap(width, rhs.width);
 565         std::swap(multicolumn, rhs.multicolumn);
 566         std::swap(multirow, rhs.multirow);
 567         std::swap(alignment, rhs.alignment);
 568         std::swap(valignment, rhs.valignment);
 569         std::swap(top_line, rhs.top_line);
 570         std::swap(bottom_line, rhs.bottom_line);
 571         std::swap(left_line, rhs.left_line);
 572         std::swap(right_line, rhs.right_line);
 573         std::swap(usebox, rhs.usebox);
 574         std::swap(rotate, rhs.rotate);
 575         std::swap(align_special, rhs.align_special);
 576         p_width.swap(rhs.p_width);
 577         inset.swap(rhs.inset);
 578 }
 579
 580
 581 Tabular::RowData::RowData()
 582         : ascent(0),
 583           descent(0),
 584           top_space_default(false),
 585           bottom_space_default(false),
 586           interline_space_default(false),
 587           endhead(false),
 588           endfirsthead(false),
 589           endfoot(false),
 590           endlastfoot(false),
 591           newpage(false),
 592           caption(false),
 593           valignment(LYX_VALIGN_TOP),
 594           maxheight(0)
 595 {}
 596
 597
 598 Tabular::ColumnData::ColumnData()
 599         : alignment(LYX_ALIGN_CENTER),
 600           valignment(LYX_VALIGN_TOP),
 601           width(0)
 602 {
 603 }
 604
 605
 606 Tabular::ltType::ltType()
 607         : topDL(false),
 608           bottomDL(false),
 609           empty(false)
 610 {}
 611
 612
 613 Tabular::Tabular(Buffer * buffer, row_type rows_arg, col_type columns_arg)
 614 {
 615         init(buffer, rows_arg, columns_arg);
 616 }
 617
 618
 619 void Tabular::setBuffer(Buffer & buffer)
 620 {
 621         buffer_ = &buffer;
 622         for (row_type i = 0; i < nrows(); ++i)
 623                 for (col_type j = 0; j < ncols(); ++j)
 624                         cell_info[i][j].inset->setBuffer(*buffer_);
 625 }
 626
 627
 628 // activates all lines and sets all widths to 0
 629 void Tabular::init(Buffer * buf, row_type rows_arg,
 630                       col_type columns_arg)
 631 {
 632         buffer_ = buf;
 633         row_info = row_vector(rows_arg);
 634         column_info = column_vector(columns_arg);
 635         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 636         row_info.reserve(10);
 637         column_info.reserve(10);
 638         cell_info.reserve(100);
 639         updateIndexes();
 640         is_long_tabular = false;
 641         tabular_valignment = LYX_VALIGN_MIDDLE;
 642         longtabular_alignment = LYX_LONGTABULAR_ALIGN_CENTER;
 643         rotate = false;
 644         use_booktabs = false;
 645         // set silly default lines
 646         for (row_type r = 0; r < nrows(); ++r)
 647                 for (col_type c = 0; c < ncols(); ++c) {
 648                         cell_info[r][c].inset->setBuffer(*buffer_);
 649                         cell_info[r][c].top_line = true;
 650                         cell_info[r][c].left_line = true;
 651                         cell_info[r][c].bottom_line = r == 0 || r == nrows() - 1;
 652                         cell_info[r][c].right_line = c == ncols() - 1;
 653                 }
 654 }
 655
 656
 657 void Tabular::appendRow(idx_type const cell)
 658 {
 659         row_type const row = cellRow(cell);
 660
 661         row_info.insert(row_info.begin() + row + 1, RowData());
 662         row_info[row + 1] = row_info[row];
 663
 664         cell_info.insert(cell_info.begin() + row + 1,
 665                 cell_vector(ncols(), CellData(buffer_)));
 666         for (col_type c = 0; c < ncols(); ++c) {
 667                 if (cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW)
 668                         cell_info[row + 1][c].multirow = CELL_PART_OF_MULTIROW;
 669                 else
 670                         cell_info[row + 1][c].multirow = cell_info[row][c].multirow;
 671         }
 672         updateIndexes();
 673
 674         for (col_type c = 0; c < ncols(); ++c) {
 675                 if (isPartOfMultiRow(row, c))
 676                         continue;
 677                 // inherit line settings
 678                 idx_type const i = cellIndex(row + 1, c);
 679                 idx_type const j = cellIndex(row, c);
 680                 setLeftLine(i, leftLine(j));
 681                 setRightLine(i, rightLine(j));
 682                 setTopLine(i, topLine(j));
 683                 if (topLine(j) && bottomLine(j)) {
 684                         setBottomLine(i, true);
 685                         setBottomLine(j, false);
 686                 }
 687                 // mark track changes
 688                 if (buffer().params().trackChanges)
 689                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 690         }
 691 }
 692
 693
 694 void Tabular::deleteRow(row_type const row)
 695 {
 696         // Not allowed to delete last row
 697         if (nrows() == 1)
 698                 return;
 699
 700         for (col_type c = 0; c < ncols(); ++c) {
 701                 // Care about multirow cells
 702                 if (row + 1 < nrows() &&
 703                     cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
 704                     cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
 705                                 cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
 706                 }
 707         }
 708         row_info.erase(row_info.begin() + row);
 709         cell_info.erase(cell_info.begin() + row);
 710         updateIndexes();
 711 }
 712
 713
 714 void Tabular::copyRow(row_type const row)
 715 {
 716         row_info.insert(row_info.begin() + row, row_info[row]);
 717         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 718
 719         if (buffer().params().trackChanges)
 720                 for (col_type c = 0; c < ncols(); ++c)
 721                         cell_info[row + 1][c].inset->setChange(Change(Change::INSERTED));
 722
 723         updateIndexes();
 724 }
 725
 726
 727 void Tabular::appendColumn(idx_type const cell)
 728 {
 729         col_type const c = cellColumn(cell);
 730
 731         column_info.insert(column_info.begin() + c + 1, ColumnData());
 732         column_info[c + 1] = column_info[c];
 733
 734         for (row_type r = 0; r < nrows(); ++r) {
 735                 cell_info[r].insert(cell_info[r].begin() + c + 1,
 736                         CellData(buffer_));
 737                 if (cell_info[r][c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 738                         cell_info[r][c + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 739                 else
 740                         cell_info[r][c + 1].multicolumn = cell_info[r][c].multicolumn;
 741         }
 742         updateIndexes();
 743         for (row_type r = 0; r < nrows(); ++r) {
 744                 // inherit line settings
 745                 idx_type const i = cellIndex(r, c + 1);
 746                 idx_type const j = cellIndex(r, c);
 747                 setBottomLine(i, bottomLine(j));
 748                 setTopLine(i, topLine(j));
 749                 setLeftLine(i, leftLine(j));
 750                 if (rightLine(j) && rightLine(j)) {
 751                         setRightLine(i, true);
 752                         setRightLine(j, false);
 753                 }
 754                 if (buffer().params().trackChanges)
 755                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 756         }
 757 }
 758
 759
 760 void Tabular::deleteColumn(col_type const col)
 761 {
 762         // Not allowed to delete last column
 763         if (ncols() == 1)
 764                 return;
 765
 766         for (row_type r = 0; r < nrows(); ++r) {
 767                 // Care about multicolumn cells
 768                 if (col + 1 < ncols() &&
 769                     cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 770                     cell_info[r][col + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 771                                 cell_info[r][col + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 772                 }
 773                 cell_info[r].erase(cell_info[r].begin() + col);
 774         }
 775         column_info.erase(column_info.begin() + col);
 776         updateIndexes();
 777 }
 778
 779
 780 void Tabular::copyColumn(col_type const col)
 781 {
 782         BufferParams const & bp = buffer().params();
 783         column_info.insert(column_info.begin() + col, column_info[col]);
 784
 785         for (row_type r = 0; r < nrows(); ++r) {
 786                 cell_info[r].insert(cell_info[r].begin() + col, cell_info[r][col]);
 787                 if (bp.trackChanges)
 788                         cell_info[r][col + 1].inset->setChange(Change(Change::INSERTED));
 789         }
 790         updateIndexes();
 791 }
 792
 793
 794 void Tabular::updateIndexes()
 795 {
 796         setBuffer(buffer());
 797         numberofcells = 0;
 798         for (row_type row = 0; row < nrows(); ++row)
 799                 for (col_type column = 0; column < ncols(); ++column) {
 800                         if (!isPartOfMultiColumn(row, column)
 801                                 && !isPartOfMultiRow(row, column))
 802                                 ++numberofcells;
 803                         if (isPartOfMultiRow(row, column))
 804                                 cell_info[row][column].cellno = cell_info[row - 1][column].cellno;
 805                         else
 806                                 cell_info[row][column].cellno = numberofcells - 1;
 807                 }
 808
 809         rowofcell.resize(numberofcells);
 810         columnofcell.resize(numberofcells);
 811         idx_type i = 0;
 812         for (row_type row = 0; row < nrows(); ++row)
 813                 for (col_type column = 0; column < ncols(); ++column) {
 814                         if (isPartOfMultiColumn(row, column)
 815                                 || isPartOfMultiRow(row, column))
 816                                 continue;
 817                         rowofcell[i] = row;
 818                         columnofcell[i] = column;
 819                         setFixedWidth(row, column);
 820                         updateContentAlignment(row, column);
 821                         ++i;
 822                 }
 823 }
 824
 825
 826 Tabular::idx_type Tabular::numberOfCellsInRow(row_type const row) const
 827 {
 828         idx_type result = 0;
 829         for (col_type c = 0; c < ncols(); ++c)
 830                 if (cell_info[row][c].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 831                         ++result;
 832         return result;
 833 }
 834
 835
 836 bool Tabular::topLine(idx_type const cell) const
 837 {
 838         return cellInfo(cell).top_line;
 839 }
 840
 841
 842 bool Tabular::bottomLine(idx_type const cell) const
 843 {
 844         return cellInfo(cell).bottom_line;
 845 }
 846
 847
 848 bool Tabular::leftLine(idx_type cell) const
 849 {
 850         if (use_booktabs)
 851                 return false;
 852         return cellInfo(cell).left_line;
 853 }
 854
 855
 856 bool Tabular::rightLine(idx_type cell) const
 857 {
 858         if (use_booktabs)
 859                 return false;
 860         return cellInfo(cell).right_line;
 861 }
 862
 863
 864 int Tabular::interRowSpace(row_type row) const
 865 {
 866         if (!row || row >= nrows())
 867                 return 0;
 868
 869         int const interline_space = row_info[row - 1].interline_space_default ?
 870                 default_line_space :
 871                 row_info[row - 1].interline_space.inPixels(width());
 872         if (rowTopLine(row) && rowBottomLine(row - 1))
 873                 return interline_space + WIDTH_OF_LINE;
 874         return interline_space;
 875 }
 876
 877
 878 int Tabular::interColumnSpace(idx_type cell) const
 879 {
 880         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 881         if (rightLine(cell) && nextcol < ncols()
 882                 && leftLine(cellIndex(cellRow(cell), nextcol)))
 883                 return WIDTH_OF_LINE;
 884         return 0;
 885 }
 886
 887
 888 int Tabular::columnWidth(idx_type cell) const
 889 {
 890         int w = 0;
 891         col_type const span = columnSpan(cell);
 892         col_type const col = cellColumn(cell);
 893         for(col_type c = col; c < col + span ; ++c)
 894                 w += column_info[c].width;
 895         return w;
 896 }
 897
 898
 899 int Tabular::cellHeight(idx_type cell) const
 900 {
 901         row_type const span = rowSpan(cell);
 902         row_type const row = cellRow(cell);
 903         int h = 0;
 904         for(row_type r = row; r < row + span ; ++r) {
 905                 h += rowAscent(r) + rowDescent(r);
 906                 if (r != row + span - 1)
 907                         h += interRowSpace(r + 1);
 908         }
 909
 910         return h;
 911 }
 912
 913
 914 bool Tabular::updateColumnWidths()
 915 {
 916         bool update = false;
 917         // for each col get max of single col cells
 918         for(col_type c = 0; c < ncols(); ++c) {
 919                 int new_width = 0;
 920                 for(row_type r = 0; r < nrows(); ++r) {
 921                         idx_type const i = cellIndex(r, c);
 922                         if (columnSpan(i) == 1)
 923                                 new_width = max(new_width, cellInfo(i).width);
 924                 }
 925
 926                 if (column_info[c].width != new_width) {
 927                         column_info[c].width = new_width;
 928                         update = true;
 929                 }
 930         }
 931         // update col widths to fit merged cells
 932         for(col_type c = 0; c < ncols(); ++c)
 933                 for(row_type r = 0; r < nrows(); ++r) {
 934                         idx_type const i = cellIndex(r, c);
 935                         int const span = columnSpan(i);
 936                         if (span == 1 || c > cellColumn(i))
 937                                 continue;
 938
 939                         int old_width = 0;
 940                         for(col_type j = c; j < c + span ; ++j)
 941                                 old_width += column_info[j].width;
 942
 943                         if (cellInfo(i).width > old_width) {
 944                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 945                                 update = true;
 946                         }
 947                 }
 948
 949         return update;
 950 }
 951
 952
 953 int Tabular::width() const
 954 {
 955         int width = 0;
 956         for (col_type c = 0; c < ncols(); ++c)
 957                 width += column_info[c].width;
 958         return width;
 959 }
 960
 961
 962 void Tabular::setCellWidth(idx_type cell, int new_width)
 963 {
 964         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 965                 + interColumnSpace(cell);
 966 }
 967
 968
 969 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 970                               bool onlycolumn)
 971 {
 972         if (!isMultiColumn(cell) || onlycolumn)
 973                 column_info[cellColumn(cell)].alignment = align;
 974         if (!onlycolumn)
 975                 cellInfo(cell).alignment = align;
 976         cellInset(cell).get()->setContentAlignment(align);
 977 }
 978
 979
 980 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 981                                bool onlycolumn)
 982 {
 983         if (!isMultiColumn(cell) || onlycolumn)
 984                 column_info[cellColumn(cell)].valignment = align;
 985         if (!onlycolumn)
 986                 cellInfo(cell).valignment = align;
 987 }
 988
 989
 990 namespace {
 991
 992 /**
 993  * Allow line and paragraph breaks for fixed width cells or disallow them,
 994  * merge cell paragraphs and reset layout to standard for variable width
 995  * cells.
 996  */
 997 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 998 {
 999         inset->setAutoBreakRows(fixedWidth);
1000         inset->toggleFixedWidth(fixedWidth);
1001         if (fixedWidth)
1002                 return;
1003
1004         // merge all paragraphs to one
1005         BufferParams const & bp = cur.bv().buffer().params();
1006         while (inset->paragraphs().size() > 1)
1007                 mergeParagraph(bp, inset->paragraphs(), 0);
1008
1009         // reset layout
1010         cur.push(*inset);
1011         // undo information has already been recorded
1012         inset->getText(0)->setLayout(0, cur.lastpit() + 1,
1013                         bp.documentClass().plainLayoutName());
1014         cur.pop();
1015 }
1016
1017 }
1018
1019
1020 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1021                 Length const & width)
1022 {
1023         col_type const c = cellColumn(cell);
1024
1025         column_info[c].p_width = width;
1026         // reset the vertical alignment to top if the fixed with
1027         // is removed or zero because only fixed width columns can
1028         // have a vertical alignment
1029         if (column_info[c].p_width.zero())
1030                 column_info[c].valignment = LYX_VALIGN_TOP;
1031         for (row_type r = 0; r < nrows(); ++r) {
1032                 idx_type const cell = cellIndex(r, c);
1033                 // because of multicolumns
1034                 toggleFixedWidth(cur, cellInset(cell).get(),
1035                                  !getPWidth(cell).zero());
1036         }
1037         // cur paragraph can become invalid after paragraphs were merged
1038         if (cur.pit() > cur.lastpit())
1039                 cur.pit() = cur.lastpit();
1040         // cur position can become invalid after newlines were removed
1041         if (cur.pos() > cur.lastpos())
1042                 cur.pos() = cur.lastpos();
1043 }
1044
1045
1046 bool Tabular::setFixedWidth(row_type r, col_type c)
1047 {
1048         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1049         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1050               || (multicol && !cell_info[r][c].p_width.zero());
1051         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1052         return fixed_width;
1053 }
1054
1055
1056 void Tabular::updateContentAlignment(row_type r, col_type c)
1057 {
1058         cell_info[r][c].inset->setContentAlignment(
1059                 getAlignment(cellIndex(r, c)));
1060 }
1061
1062
1063 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1064                 Length const & width)
1065 {
1066         if (!isMultiColumn(cell))
1067                 return false;
1068
1069         cellInfo(cell).p_width = width;
1070         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1071         // cur paragraph can become invalid after paragraphs were merged
1072         if (cur.pit() > cur.lastpit())
1073                 cur.pit() = cur.lastpit();
1074         // cur position can become invalid after newlines were removed
1075         if (cur.pos() > cur.lastpos())
1076                 cur.pos() = cur.lastpos();
1077         return true;
1078 }
1079
1080
1081 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1082                                  Tabular::Feature what)
1083 {
1084         if (what == SET_SPECIAL_MULTICOLUMN)
1085                 cellInfo(cell).align_special = special;
1086         else
1087                 column_info[cellColumn(cell)].align_special = special;
1088 }
1089
1090
1091 void Tabular::setTopLine(idx_type i, bool line)
1092 {
1093         cellInfo(i).top_line = line;
1094 }
1095
1096
1097 void Tabular::setBottomLine(idx_type i, bool line)
1098 {
1099         cellInfo(i).bottom_line = line;
1100 }
1101
1102
1103 void Tabular::setLeftLine(idx_type cell, bool line)
1104 {
1105         cellInfo(cell).left_line = line;
1106 }
1107
1108
1109 void Tabular::setRightLine(idx_type cell, bool line)
1110 {
1111         cellInfo(cell).right_line = line;
1112 }
1113
1114 bool Tabular::rowTopLine(row_type r) const
1115 {
1116         bool all_rows_set = true;
1117         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1118                 all_rows_set = cellInfo(cellIndex(r, c)).top_line;
1119         return all_rows_set;
1120 }
1121
1122
1123 bool Tabular::rowBottomLine(row_type r) const
1124 {
1125         bool all_rows_set = true;
1126         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1127                 all_rows_set = cellInfo(cellIndex(r, c)).bottom_line;
1128         return all_rows_set;
1129 }
1130
1131
1132 bool Tabular::columnLeftLine(col_type c) const
1133 {
1134         if (use_booktabs)
1135                 return false;
1136
1137         int nrows_left = 0;
1138         int total = 0;
1139         for (row_type r = 0; r < nrows(); ++r) {
1140                 idx_type const i = cellIndex(r, c);
1141                 if (c == cellColumn(i)) {
1142                         ++total;
1143                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1144                         if (cellInfo(i).left_line || right)
1145                                 ++nrows_left;
1146                 }
1147         }
1148         return 2 * nrows_left >= total;
1149 }
1150
1151
1152 bool Tabular::columnRightLine(col_type c) const
1153 {
1154         if (use_booktabs)
1155                 return false;
1156
1157         int nrows_right = 0;
1158         int total = 0;
1159         for (row_type r = 0; r < nrows(); ++r) {
1160                 idx_type i = cellIndex(r, c);
1161                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1162                         ++total;
1163                         bool left = (c + 1 < ncols()
1164                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1165                                 || c + 1 == ncols();
1166                         if (cellInfo(i).right_line && left)
1167                                 ++nrows_right;
1168                 }
1169         }
1170         return 2 * nrows_right >= total;
1171 }
1172
1173
1174 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1175 {
1176         if (!onlycolumn && isMultiColumn(cell))
1177                 return cellInfo(cell).alignment;
1178         return column_info[cellColumn(cell)].alignment;
1179 }
1180
1181
1182 Tabular::VAlignment
1183 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1184 {
1185         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1186                 return cellInfo(cell).valignment;
1187         return column_info[cellColumn(cell)].valignment;
1188 }
1189
1190
1191 Length const Tabular::getPWidth(idx_type cell) const
1192 {
1193         if (isMultiColumn(cell))
1194                 return cellInfo(cell).p_width;
1195         return column_info[cellColumn(cell)].p_width;
1196 }
1197
1198
1199 int Tabular::cellWidth(idx_type cell) const
1200 {
1201         return cellInfo(cell).width;
1202 }
1203
1204
1205 int Tabular::textHOffset(idx_type cell) const
1206 {
1207         // the LaTeX Way :-(
1208         int x = WIDTH_OF_LINE;
1209
1210         switch (getAlignment(cell)) {
1211         case LYX_ALIGN_CENTER:
1212                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1213                 break;
1214         case LYX_ALIGN_RIGHT:
1215                 x += columnWidth(cell) - cellWidth(cell);
1216                 // + interColumnSpace(cell);
1217                 break;
1218         default:
1219                 // LYX_ALIGN_LEFT: nothing :-)
1220                 break;
1221         }
1222
1223         return x;
1224 }
1225
1226
1227 int Tabular::textVOffset(idx_type cell) const
1228 {
1229         row_type const r = cellRow(cell);
1230         int y = cellHeight(cell) - rowDescent(r) - rowAscent(r);
1231         switch (getVAlignment(cell)) {
1232            case LYX_VALIGN_TOP:
1233                    y = 0;
1234                    break;
1235            case LYX_VALIGN_MIDDLE:
1236                    y = y/2;
1237                    break;
1238            case LYX_VALIGN_BOTTOM:
1239                    break;
1240         }
1241
1242         return y;
1243 }
1244
1245
1246 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1247 {
1248         col_type c = 0;
1249         while (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW)
1250                 ++c;
1251         return cell_info[row][c].cellno;
1252 }
1253
1254
1255 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1256 {
1257         col_type c = ncols() - 1;
1258         while (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW
1259                 || cell_info[row][c].multicolumn == CELL_PART_OF_MULTICOLUMN)
1260                 --c;
1261         return cell_info[row][c].cellno;
1262 }
1263
1264
1265 Tabular::row_type Tabular::cellRow(idx_type cell) const
1266 {
1267         if (cell >= numberofcells)
1268                 return nrows() - 1;
1269         if (cell == npos)
1270                 return 0;
1271         return rowofcell[cell];
1272 }
1273
1274
1275 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1276 {
1277         if (cell >= numberofcells)
1278                 return ncols() - 1;
1279         if (cell == npos)
1280                 return 0;
1281         return columnofcell[cell];
1282 }
1283
1284
1285 void Tabular::write(ostream & os) const
1286 {
1287         // header line
1288         os << "<lyxtabular"
1289            << write_attribute("version", 3)
1290            << write_attribute("rows", nrows())
1291            << write_attribute("columns", ncols())
1292            << ">\n";
1293         // global longtable options
1294         os << "<features"
1295            << write_attribute("rotate", rotate)
1296            << write_attribute("booktabs", use_booktabs)
1297            << write_attribute("islongtable", is_long_tabular)
1298            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1299            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1300            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1301            << write_attribute("headTopDL", endhead.topDL)
1302            << write_attribute("headBottomDL", endhead.bottomDL)
1303            << write_attribute("footTopDL", endfoot.topDL)
1304            << write_attribute("footBottomDL", endfoot.bottomDL)
1305            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1306            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1307            << write_attribute("lastFootEmpty", endlastfoot.empty);
1308         // longtables cannot be aligned vertically
1309         if (!is_long_tabular)
1310            os << write_attribute("tabularvalignment", tabular_valignment);
1311         if (is_long_tabular)
1312            os << write_attribute("longtabularalignment",
1313                                  longtabular_alignment);
1314         os << ">\n";
1315         for (col_type c = 0; c < ncols(); ++c) {
1316                 os << "<column"
1317                    << write_attribute("alignment", column_info[c].alignment)
1318                    << write_attribute("valignment", column_info[c].valignment)
1319                    << write_attribute("width", column_info[c].p_width.asString())
1320                    << write_attribute("special", column_info[c].align_special)
1321                    << ">\n";
1322         }
1323         for (row_type r = 0; r < nrows(); ++r) {
1324                 static const string def("default");
1325                 os << "<row";
1326                 if (row_info[r].top_space_default)
1327                         os << write_attribute("topspace", def);
1328                 else
1329                         os << write_attribute("topspace", row_info[r].top_space);
1330                 if (row_info[r].bottom_space_default)
1331                         os << write_attribute("bottomspace", def);
1332                 else
1333                         os << write_attribute("bottomspace", row_info[r].bottom_space);
1334                 if (row_info[r].interline_space_default)
1335                         os << write_attribute("interlinespace", def);
1336                 else
1337                         os << write_attribute("interlinespace", row_info[r].interline_space);
1338                 os << write_attribute("endhead", row_info[r].endhead)
1339                    << write_attribute("endfirsthead", row_info[r].endfirsthead)
1340                    << write_attribute("endfoot", row_info[r].endfoot)
1341                    << write_attribute("endlastfoot", row_info[r].endlastfoot)
1342                    << write_attribute("newpage", row_info[r].newpage)
1343                    << write_attribute("caption", row_info[r].caption)
1344                    << ">\n";
1345                 for (col_type c = 0; c < ncols(); ++c) {
1346                         os << "<cell"
1347                            << write_attribute("multicolumn", cell_info[r][c].multicolumn)
1348                            << write_attribute("multirow", cell_info[r][c].multirow)
1349                            << write_attribute("alignment", cell_info[r][c].alignment)
1350                            << write_attribute("valignment", cell_info[r][c].valignment)
1351                            << write_attribute("topline", cell_info[r][c].top_line)
1352                            << write_attribute("bottomline", cell_info[r][c].bottom_line)
1353                            << write_attribute("leftline", cell_info[r][c].left_line)
1354                            << write_attribute("rightline", cell_info[r][c].right_line)
1355                            << write_attribute("rotate", cell_info[r][c].rotate)
1356                            << write_attribute("usebox", cell_info[r][c].usebox)
1357                            << write_attribute("width", cell_info[r][c].p_width)
1358                            << write_attribute("special", cell_info[r][c].align_special)
1359                            << ">\n";
1360                         os << "\\begin_inset ";
1361                         cell_info[r][c].inset->write(os);
1362                         os << "\n\\end_inset\n"
1363                            << "</cell>\n";
1364                 }
1365                 os << "</row>\n";
1366         }
1367         os << "</lyxtabular>\n";
1368 }
1369
1370
1371 void Tabular::read(Lexer & lex)
1372 {
1373         string line;
1374         istream & is = lex.getStream();
1375
1376         l_getline(is, line);
1377         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1378                 LASSERT(false, /**/);
1379                 return;
1380         }
1381
1382         int version;
1383         if (!getTokenValue(line, "version", version))
1384                 return;
1385         LASSERT(version >= 2, /**/);
1386
1387         int rows_arg;
1388         if (!getTokenValue(line, "rows", rows_arg))
1389                 return;
1390         int columns_arg;
1391         if (!getTokenValue(line, "columns", columns_arg))
1392                 return;
1393         init(buffer_, rows_arg, columns_arg);
1394         l_getline(is, line);
1395         if (!prefixIs(line, "<features")) {
1396                 lyxerr << "Wrong tabular format (expected <features ...> got"
1397                        << line << ')' << endl;
1398                 return;
1399         }
1400         getTokenValue(line, "rotate", rotate);
1401         getTokenValue(line, "booktabs", use_booktabs);
1402         getTokenValue(line, "islongtable", is_long_tabular);
1403         getTokenValue(line, "tabularvalignment", tabular_valignment);
1404         getTokenValue(line, "longtabularalignment", longtabular_alignment);
1405         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1406         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1407         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1408         getTokenValue(line, "headTopDL", endhead.topDL);
1409         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1410         getTokenValue(line, "footTopDL", endfoot.topDL);
1411         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1412         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1413         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1414         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1415
1416         for (col_type c = 0; c < ncols(); ++c) {
1417                 l_getline(is,line);
1418                 if (!prefixIs(line,"<column")) {
1419                         lyxerr << "Wrong tabular format (expected <column ...> got"
1420                                << line << ')' << endl;
1421                         return;
1422                 }
1423                 getTokenValue(line, "alignment", column_info[c].alignment);
1424                 getTokenValue(line, "valignment", column_info[c].valignment);
1425                 getTokenValue(line, "width", column_info[c].p_width);
1426                 getTokenValue(line, "special", column_info[c].align_special);
1427         }
1428
1429         for (row_type i = 0; i < nrows(); ++i) {
1430                 l_getline(is, line);
1431                 if (!prefixIs(line, "<row")) {
1432                         lyxerr << "Wrong tabular format (expected <row ...> got"
1433                                << line << ')' << endl;
1434                         return;
1435                 }
1436                 getTokenValue(line, "topspace", row_info[i].top_space,
1437                               row_info[i].top_space_default);
1438                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1439                               row_info[i].bottom_space_default);
1440                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1441                               row_info[i].interline_space_default);
1442                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1443                 getTokenValue(line, "endhead", row_info[i].endhead);
1444                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1445                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1446                 getTokenValue(line, "newpage", row_info[i].newpage);
1447                 getTokenValue(line, "caption", row_info[i].caption);
1448                 for (col_type j = 0; j < ncols(); ++j) {
1449                         l_getline(is, line);
1450                         if (!prefixIs(line, "<cell")) {
1451                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1452                                        << line << ')' << endl;
1453                                 return;
1454                         }
1455                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1456                         getTokenValue(line, "multirow", cell_info[i][j].multirow);
1457                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1458                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1459                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1460                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1461                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1462                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1463                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1464                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1465                         getTokenValue(line, "width", cell_info[i][j].p_width);
1466                         setFixedWidth(i,j);
1467                         getTokenValue(line, "special", cell_info[i][j].align_special);
1468                         l_getline(is, line);
1469                         if (prefixIs(line, "\\begin_inset")) {
1470                                 cell_info[i][j].inset->setBuffer(*buffer_);
1471                                 cell_info[i][j].inset->read(lex);
1472                                 l_getline(is, line);
1473                         }
1474                         if (!prefixIs(line, "</cell>")) {
1475                                 lyxerr << "Wrong tabular format (expected </cell> got"
1476                                        << line << ')' << endl;
1477                                 return;
1478                         }
1479                 }
1480                 l_getline(is, line);
1481                 if (!prefixIs(line, "</row>")) {
1482                         lyxerr << "Wrong tabular format (expected </row> got"
1483                                << line << ')' << endl;
1484                         return;
1485                 }
1486         }
1487         while (!prefixIs(line, "</lyxtabular>")) {
1488                 l_getline(is, line);
1489         }
1490         updateIndexes();
1491 }
1492
1493
1494 bool Tabular::isMultiColumn(idx_type cell) const
1495 {
1496         return (cellInfo(cell).multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1497                 || cellInfo(cell).multicolumn == CELL_PART_OF_MULTICOLUMN);
1498 }
1499
1500
1501 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1502 {
1503         return cell_info[cellRow(cell)][cellColumn(cell)];
1504 }
1505
1506
1507 Tabular::idx_type Tabular::setMultiColumn(idx_type cell, idx_type number)
1508 {
1509         idx_type const col = cellColumn(cell);
1510         idx_type const row = cellRow(cell);
1511         for (idx_type i = 0; i < number; ++i)
1512                 unsetMultiRow(cellIndex(row, col + i));
1513
1514         // unsetting of multirow may have invalidated cell index
1515         cell = cellIndex(row, col);
1516         CellData & cs = cellInfo(cell);
1517         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1518         cs.alignment = column_info[col].alignment;
1519         if (col > 0)
1520                 setRightLine(cell, rightLine(cellIndex(row, col - 1)));
1521
1522         for (idx_type i = 1; i < number; ++i) {
1523                 CellData & cs1 = cellInfo(cell + i);
1524                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1525                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1526                 cs1.inset->clear();
1527         }
1528         updateIndexes();
1529         return cell;
1530 }
1531
1532
1533 bool Tabular::isMultiRow(idx_type cell) const
1534 {
1535         return (cellInfo(cell).multirow == CELL_BEGIN_OF_MULTIROW
1536                 || cellInfo(cell).multirow == CELL_PART_OF_MULTIROW);
1537 }
1538
1539
1540 Tabular::idx_type Tabular::setMultiRow(idx_type cell, idx_type number)
1541 {
1542         idx_type const col = cellColumn(cell);
1543         idx_type const row = cellRow(cell);
1544         for (idx_type i = 0; i < number; ++i)
1545                 unsetMultiColumn(cellIndex(row + i, col));
1546
1547         // unsetting of multicol may have invalidated cell index
1548         cell = cellIndex(row, col);
1549         CellData & cs = cellInfo(cell);
1550         cs.multirow = CELL_BEGIN_OF_MULTIROW;
1551         cs.valignment = LYX_VALIGN_MIDDLE;
1552         // FIXME: the horizontal alignment of multirow cells can only
1553         // be changed for the whole table,
1554         // support for this needs to be implemented but us a fileformat
1555         // change (assigning this to uwestoehr)
1556         // until LyX supports this, use the deault alignment of multirow
1557         // cells: left
1558         cs.alignment = LYX_ALIGN_LEFT;
1559
1560         // set the bottom row of the last selected cell
1561         setBottomLine(cell, bottomLine(cell + (number - 1)*ncols()));
1562
1563         for (idx_type i = 1; i < number; ++i) {
1564                 CellData & cs1 = cell_info[row + i][col];
1565                 cs1.multirow = CELL_PART_OF_MULTIROW;
1566                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1567                 cs1.inset->clear();
1568         }
1569         updateIndexes();
1570         return cell;
1571 }
1572
1573
1574 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1575 {
1576         row_type const row = cellRow(cell);
1577         col_type column = cellColumn(cell) + 1;
1578         while (column < ncols() && isPartOfMultiColumn(row, column))
1579                 ++column;
1580
1581         return column - cellColumn(cell);
1582 }
1583
1584
1585 Tabular::idx_type Tabular::rowSpan(idx_type cell) const
1586 {
1587         col_type const column = cellColumn(cell);
1588         col_type row = cellRow(cell) + 1;
1589         while (row < nrows() && isPartOfMultiRow(row, column))
1590                 ++row;
1591
1592         return row - cellRow(cell);
1593 }
1594
1595
1596 void Tabular::unsetMultiColumn(idx_type cell)
1597 {
1598         if (!isMultiColumn(cell))
1599                 return;
1600
1601         row_type const row = cellRow(cell);
1602         col_type const col = cellColumn(cell);
1603         row_type const span = columnSpan(cell);
1604         for (col_type c = 0; c < span; ++c)
1605                 cell_info[row][col + c].multicolumn = CELL_NORMAL;
1606         updateIndexes();
1607 }
1608
1609
1610 void Tabular::unsetMultiRow(idx_type cell)
1611 {
1612         if (!isMultiRow(cell))
1613                 return;
1614
1615         cellInfo(cell).valignment = LYX_VALIGN_TOP;
1616         cellInfo(cell).alignment = LYX_ALIGN_CENTER;
1617         row_type const row = cellRow(cell);
1618         col_type const col = cellColumn(cell);
1619         row_type const span = rowSpan(cell);
1620         for (row_type r = 0; r < span; ++r)
1621                 cell_info[row + r][col].multirow = CELL_NORMAL;
1622         updateIndexes();
1623 }
1624
1625
1626 void Tabular::setRotateCell(idx_type cell, bool flag)
1627 {
1628         cellInfo(cell).rotate = flag;
1629 }
1630
1631
1632 bool Tabular::getRotateCell(idx_type cell) const
1633 {
1634         return cellInfo(cell).rotate;
1635 }
1636
1637
1638 bool Tabular::needRotating() const
1639 {
1640         if (rotate)
1641                 return true;
1642         for (row_type r = 0; r < nrows(); ++r)
1643                 for (col_type c = 0; c < ncols(); ++c)
1644                         if (cell_info[r][c].rotate)
1645                                 return true;
1646         return false;
1647 }
1648
1649
1650 bool Tabular::isLastCell(idx_type cell) const
1651 {
1652         if (cell + 1 < numberofcells)
1653                 return false;
1654         return true;
1655 }
1656
1657
1658 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1659 {
1660         if (cellRow(cell) == 0)
1661                 return cell;
1662
1663         col_type const col = cellColumn(cell);
1664         row_type r = cellRow(cell) - 1;
1665         while (r > 0 && cell_info[r][col].multirow == CELL_PART_OF_MULTIROW)
1666                 --r;
1667
1668         return cell_info[r][col].cellno;
1669 }
1670
1671
1672 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1673 {
1674         row_type const nextrow = cellRow(cell) + rowSpan(cell);
1675         if (nextrow < nrows())
1676                 return cell_info[nextrow][cellColumn(cell)].cellno;
1677         return cell;
1678 }
1679
1680
1681 Tabular::idx_type Tabular::cellIndex(row_type row, col_type column) const
1682 {
1683         LASSERT(column != npos && column < ncols()
1684                 && row != npos && row < nrows(), /**/);
1685         return cell_info[row][column].cellno;
1686 }
1687
1688
1689 void Tabular::setUsebox(idx_type cell, BoxType type)
1690 {
1691         cellInfo(cell).usebox = type;
1692 }
1693
1694
1695 // FIXME: Remove this routine because we cannot insert \parboxes when the user
1696 // adds line breaks, see bug 4886.
1697 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1698 {
1699         if ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
1700                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1701                 return BOX_NONE;
1702         if (cellInfo(cell).usebox > 1)
1703                 return cellInfo(cell).usebox;
1704         return useParbox(cell);
1705 }
1706
1707
1708 ///
1709 //  This are functions used for the longtable support
1710 ///
1711 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1712                            bool first)
1713 {
1714         if (first) {
1715                 endfirsthead = hd;
1716                 if (hd.set)
1717                         row_info[row].endfirsthead = flag;
1718         } else {
1719                 endhead = hd;
1720                 if (hd.set)
1721                         row_info[row].endhead = flag;
1722         }
1723 }
1724
1725
1726 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1727 {
1728         hd = endhead;
1729         hd.set = haveLTHead();
1730         return row_info[row].endhead;
1731 }
1732
1733
1734 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1735 {
1736         hd = endfirsthead;
1737         hd.set = haveLTFirstHead();
1738         return row_info[row].endfirsthead;
1739 }
1740
1741
1742 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1743                            bool last)
1744 {
1745         if (last) {
1746                 endlastfoot = fd;
1747                 if (fd.set)
1748                         row_info[row].endlastfoot = flag;
1749         } else {
1750                 endfoot = fd;
1751                 if (fd.set)
1752                         row_info[row].endfoot = flag;
1753         }
1754 }
1755
1756
1757 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1758 {
1759         fd = endfoot;
1760         fd.set = haveLTFoot();
1761         return row_info[row].endfoot;
1762 }
1763
1764
1765 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1766 {
1767         fd = endlastfoot;
1768         fd.set = haveLTLastFoot();
1769         return row_info[row].endlastfoot;
1770 }
1771
1772
1773 void Tabular::setLTNewPage(row_type row, bool what)
1774 {
1775         row_info[row].newpage = what;
1776 }
1777
1778
1779 bool Tabular::getLTNewPage(row_type row) const
1780 {
1781         return row_info[row].newpage;
1782 }
1783
1784
1785 bool Tabular::haveLTHead() const
1786 {
1787         for (row_type i = 0; i < nrows(); ++i)
1788                 if (row_info[i].endhead)
1789                         return true;
1790         return false;
1791 }
1792
1793
1794 bool Tabular::haveLTFirstHead() const
1795 {
1796         if (endfirsthead.empty)
1797                 return false;
1798         for (row_type r = 0; r < nrows(); ++r)
1799                 if (row_info[r].endfirsthead)
1800                         return true;
1801         return false;
1802 }
1803
1804
1805 bool Tabular::haveLTFoot() const
1806 {
1807         for (row_type r = 0; r < nrows(); ++r)
1808                 if (row_info[r].endfoot)
1809                         return true;
1810         return false;
1811 }
1812
1813
1814 bool Tabular::haveLTLastFoot() const
1815 {
1816         if (endlastfoot.empty)
1817                 return false;
1818         for (row_type r = 0; r < nrows(); ++r)
1819                 if (row_info[r].endlastfoot)
1820                         return true;
1821         return false;
1822 }
1823
1824
1825 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
1826 {
1827         idx_type i = getFirstCellInRow(row);
1828         if (what) {
1829                 setMultiColumn(i, numberOfCellsInRow(row));
1830                 setTopLine(i, false);
1831                 setBottomLine(i, false);
1832                 setLeftLine(i, false);
1833                 setRightLine(i, false);
1834         } else {
1835                 unsetMultiColumn(i);
1836                 // When unsetting a caption row, also all existing
1837                 // captions in this row must be dissolved.
1838         }
1839         row_info[row].caption = what;
1840         return i;
1841 }
1842
1843
1844 bool Tabular::ltCaption(row_type row) const
1845 {
1846         return row_info[row].caption;
1847 }
1848
1849
1850 bool Tabular::haveLTCaption() const
1851 {
1852         for (row_type r = 0; r < nrows(); ++r)
1853                 if (row_info[r].caption)
1854                         return true;
1855         return false;
1856 }
1857
1858
1859 // end longtable support functions
1860
1861 void Tabular::setRowAscent(row_type row, int height)
1862 {
1863         if (row >= nrows() || row_info[row].ascent == height)
1864                 return;
1865         row_info[row].ascent = height;
1866 }
1867
1868
1869 void Tabular::setRowDescent(row_type row, int height)
1870 {
1871         if (row >= nrows() || row_info[row].descent == height)
1872                 return;
1873         row_info[row].descent = height;
1874 }
1875
1876
1877 int Tabular::rowAscent(row_type row) const
1878 {
1879         LASSERT(row < nrows(), /**/);
1880         return row_info[row].ascent;
1881 }
1882
1883
1884 int Tabular::rowDescent(row_type row) const
1885 {
1886         LASSERT(row < nrows(), /**/);
1887         return row_info[row].descent;
1888 }
1889
1890
1891 int Tabular::height() const
1892 {
1893         int height = 0;
1894         for (row_type row = 0; row < nrows(); ++row)
1895                 height += rowAscent(row) + rowDescent(row) +
1896                         interRowSpace(row);
1897         return height;
1898 }
1899
1900
1901 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1902 {
1903         LASSERT(row < nrows(), /**/);
1904         LASSERT(column < ncols(), /**/);
1905         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1906 }
1907
1908
1909 bool Tabular::isPartOfMultiRow(row_type row, col_type column) const
1910 {
1911         LASSERT(row < nrows(), /**/);
1912         LASSERT(column < ncols(), /**/);
1913         return cell_info[row][column].multirow == CELL_PART_OF_MULTIROW;
1914 }
1915
1916
1917 int Tabular::TeXTopHLine(odocstream & os, row_type row, string const lang) const
1918 {
1919         // we only output complete row lines and the 1st row here, the rest
1920         // is done in Tabular::TeXBottomHLine(...)
1921
1922         // get for each column the topline (if any)
1923         vector<bool> topline;
1924         col_type nset = 0;
1925         for (col_type c = 0; c < ncols(); ++c) {
1926                 topline.push_back(topLine(cellIndex(row, c)));
1927                 // If cell is part of a multirow and not the first cell of the
1928                 // multirow, no line must be drawn.
1929                 if (row != 0)
1930                         if (isMultiRow(cellIndex(row, c))
1931                                 && isMultiRow(cellIndex(row - 1, c)))
1932                                         topline[c] = false;
1933                 if (topline[c])
1934                         ++nset;
1935         }
1936
1937         // do nothing if empty first row, or incomplete row line after
1938         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols()))
1939                 return 0;
1940
1941         // only output complete row lines and the 1st row's clines
1942         if (nset == ncols()) {
1943                 if (use_booktabs) {
1944                         os << (row == 0 ? "\\toprule " : "\\midrule ");
1945                 } else {
1946                         os << "\\hline ";
1947                 }
1948         } else if (row == 0) {
1949                 for (col_type c = 0; c < ncols(); ++c) {
1950                         if (topline[c]) {
1951                                 //babel makes the "-" character an active one, so we have to suppress this here
1952                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
1953                                 if (lang == "slovak" || lang == "czech")
1954                                         os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
1955                                                               "\\expandafter\\cline\\expandafter{\\expandafter")
1956                                                                                   << c + 1 << "\\string-";
1957                                 else
1958                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
1959                                 // get to last column of line span
1960                                 while (c < ncols() && topline[c])
1961                                         ++c;
1962                                 os << c << "} ";
1963                         }
1964                 }
1965         }
1966         os << "\n";
1967         return 1;
1968 }
1969
1970
1971 int Tabular::TeXBottomHLine(odocstream & os, row_type row, string const lang) const
1972 {
1973         // we output bottomlines of row r and the toplines of row r+1
1974         // if the latter do not span the whole tabular
1975
1976         // get the bottomlines of row r, and toplines in next row
1977         bool lastrow = row == nrows() - 1;
1978         vector<bool> bottomline, topline;
1979         bool nextrowset = true;
1980         for (col_type c = 0; c < ncols(); ++c) {
1981                 bottomline.push_back(bottomLine(cellIndex(row, c)));
1982                 topline.push_back(!lastrow && topLine(cellIndex(row + 1, c)));
1983                 // If cell is part of a multirow and not the last or first cell of the
1984                 // multirow, no line must be drawn.
1985                 if (!lastrow)
1986                         if (isMultiRow(cellIndex(row, c))
1987                                 && isMultiRow(cellIndex(row + 1, c))) {
1988                                         bottomline[c] = false;
1989                                         topline[c] = false;
1990                                 }
1991                 nextrowset &= topline[c];
1992         }
1993
1994         // combine this row's bottom lines and next row's toplines if necessary
1995         col_type nset = 0;
1996         for (col_type c = 0; c < ncols(); ++c) {
1997                 if (!nextrowset)
1998                         bottomline[c] = bottomline[c] || topline[c];
1999                 if (bottomline[c])
2000                         ++nset;
2001         }
2002
2003         // do nothing if empty, OR incomplete row line with a topline in next row
2004         if (nset == 0 || (nextrowset && nset != ncols()))
2005                 return 0;
2006
2007         if (nset == ncols()) {
2008                 if (use_booktabs)
2009                         os << (lastrow ? "\\bottomrule" : "\\midrule");
2010                 else
2011                         os << "\\hline ";
2012         } else {
2013                 for (col_type c = 0; c < ncols(); ++c) {
2014                         if (bottomline[c]) {
2015                                 //babel makes the "-" character an active one, so we have to suppress this here
2016                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2017                                 if (lang == "slovak" || lang == "czech")
2018                                         os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
2019                                                               "\\expandafter\\cline\\expandafter{\\expandafter")
2020                                                                                   << c + 1 << "\\string-";
2021                                 else
2022                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
2023                                 // get to last column of line span
2024                                 while (c < ncols() && bottomline[c])
2025                                         ++c;
2026                                 os << c << "} ";
2027                         }
2028                 }
2029         }
2030         os << "\n";
2031         return 1;
2032 }
2033
2034
2035 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell,
2036                                                          bool & ismulticol, bool & ismultirow) const
2037 {
2038         int ret = 0;
2039         row_type const r = cellRow(cell);
2040         if (is_long_tabular && row_info[r].caption)
2041                 return ret;
2042
2043         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
2044         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
2045         // figure out how to set the lines
2046         // we always set double lines to the right of the cell
2047         col_type const c = cellColumn(cell);
2048         col_type const nextcol = c + columnSpan(cell);
2049         bool colright = columnRightLine(c);
2050         bool colleft = columnLeftLine(c);
2051         bool nextcolleft = nextcol < ncols() && columnLeftLine(nextcol);
2052         bool nextcellleft = nextcol < ncols()
2053                 && leftLine(cellIndex(r, nextcol));
2054         bool coldouble = colright && nextcolleft;
2055         bool celldouble = rightLine(cell) && nextcellleft;
2056
2057         ismulticol = isMultiColumn(cell)
2058                 || (c == 0 && colleft != leftLine(cell))
2059                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
2060                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
2061                 || (coldouble != celldouble);
2062         if (ismulticol) {
2063                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
2064                 if (c ==0 && leftLine(cell))
2065                         os << '|';
2066                 if (!cellInfo(cell).align_special.empty()) {
2067                         os << cellInfo(cell).align_special;
2068                 } else {
2069                         if (!getPWidth(cell).zero()) {
2070                                 switch (align) {
2071                                 case LYX_ALIGN_LEFT:
2072                                         os << ">{\\raggedright}";
2073                                         break;
2074                                 case LYX_ALIGN_RIGHT:
2075                                         os << ">{\\raggedleft}";
2076                                         break;
2077                                 case LYX_ALIGN_CENTER:
2078                                         os << ">{\\centering}";
2079                                         break;
2080                                 default:
2081                                         break;
2082                                 }
2083                                 switch (valign) {
2084                                 case LYX_VALIGN_TOP:
2085                                         os << 'p';
2086                                         break;
2087                                 case LYX_VALIGN_MIDDLE:
2088                                         os << 'm';
2089                                         break;
2090                                 case LYX_VALIGN_BOTTOM:
2091                                         os << 'b';
2092                                         break;
2093                                 }
2094                                 os << '{'
2095                                    << from_ascii(getPWidth(cell).asLatexString())
2096                                    << '}';
2097                         } else {
2098                                 switch (align) {
2099                                 case LYX_ALIGN_LEFT:
2100                                         os << 'l';
2101                                         break;
2102                                 case LYX_ALIGN_RIGHT:
2103                                         os << 'r';
2104                                         break;
2105                                 default:
2106                                         os << 'c';
2107                                         break;
2108                                 }
2109                         } // end if else !getPWidth
2110                 } // end if else !cellinfo_of_cell
2111                 if (rightLine(cell) || nextcellleft)
2112                         os << '|';
2113                 if (celldouble)
2114                         // add extra vertical line if we want a double one
2115                         os << '|';
2116                 os << "}{";
2117                 } // end if ismulticol
2118
2119         // we only need code for the first multirow cell
2120         ismultirow = isMultiRow(cell);
2121         if (ismultirow) {
2122                 os << "\\multirow{" << rowSpan(cell) << "}{";
2123                 if (!getPWidth(cell).zero())
2124                         os << from_ascii(getPWidth(cell).asLatexString());
2125                 else
2126                         // we need to set a default value
2127                         // needs to be discussed
2128                         os << "*";
2129                 os << "}{";
2130                 } // end if ismultirow
2131
2132         if (getRotateCell(cell)) {
2133                 os << "\\begin{sideways}\n";
2134                 ++ret;
2135         }
2136         if (getUsebox(cell) == BOX_PARBOX) {
2137                 os << "\\parbox[";
2138                 switch (valign) {
2139                 case LYX_VALIGN_TOP:
2140                         os << 't';
2141                         break;
2142                 case LYX_VALIGN_MIDDLE:
2143                         os << 'c';
2144                         break;
2145                 case LYX_VALIGN_BOTTOM:
2146                         os << 'b';
2147                         break;
2148                 }
2149                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2150                    << "}{";
2151         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2152                 os << "\\begin{minipage}[";
2153                 switch (valign) {
2154                 case LYX_VALIGN_TOP:
2155                         os << 't';
2156                         break;
2157                 case LYX_VALIGN_MIDDLE:
2158                         os << 'm';
2159                         break;
2160                 case LYX_VALIGN_BOTTOM:
2161                         os << 'b';
2162                         break;
2163                 }
2164                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2165                    << "}\n";
2166                 ++ret;
2167         }
2168         return ret;
2169 }
2170
2171
2172 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell,
2173                                                           bool ismulticol, bool ismultirow) const
2174 {
2175         int ret = 0;
2176         row_type const r = cellRow(cell);
2177         if (is_long_tabular && row_info[r].caption)
2178                 return ret;
2179
2180         // usual cells
2181         if (getUsebox(cell) == BOX_PARBOX)
2182                 os << '}';
2183         else if (getUsebox(cell) == BOX_MINIPAGE) {
2184                 os << "%\n\\end{minipage}";
2185                 ret += 2;
2186         }
2187         if (getRotateCell(cell)) {
2188                 os << "%\n\\end{sideways}";
2189                 ++ret;
2190         }
2191         if (ismulticol || ismultirow) {
2192                 os << '}';
2193         }
2194         return ret;
2195 }
2196
2197
2198 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
2199                                          OutputParams const & runparams) const
2200 {
2201         if (!is_long_tabular)
2202                 return 0;
2203
2204         int ret = 0;
2205         // caption handling
2206         // the caption must be output before the headers
2207         if (haveLTCaption()) {
2208                 for (row_type r = 0; r < nrows(); ++r) {
2209                         if (row_info[r].caption) {
2210                                 ret += TeXRow(os, r, runparams);
2211                         }
2212                 }
2213         }
2214         // output first header info
2215         // first header must be output before the header, otherwise the
2216         // correct caption placement becomes really weird
2217         if (haveLTFirstHead()) {
2218                 if (endfirsthead.topDL) {
2219                         os << "\\hline\n";
2220                         ++ret;
2221                 }
2222                 for (row_type r = 0; r < nrows(); ++r) {
2223                         if (row_info[r].endfirsthead) {
2224                                 ret += TeXRow(os, r, runparams);
2225                         }
2226                 }
2227                 if (endfirsthead.bottomDL) {
2228                         os << "\\hline\n";
2229                         ++ret;
2230                 }
2231                 os << "\\endfirsthead\n";
2232                 ++ret;
2233         }
2234         // output header info
2235         if (haveLTHead()) {
2236                 if (endfirsthead.empty && !haveLTFirstHead()) {
2237                         os << "\\endfirsthead\n";
2238                         ++ret;
2239                 }
2240                 if (endhead.topDL) {
2241                         os << "\\hline\n";
2242                         ++ret;
2243                 }
2244                 for (row_type r = 0; r < nrows(); ++r) {
2245                         if (row_info[r].endhead) {
2246                                 ret += TeXRow(os, r, runparams);
2247                         }
2248                 }
2249                 if (endhead.bottomDL) {
2250                         os << "\\hline\n";
2251                         ++ret;
2252                 }
2253                 os << "\\endhead\n";
2254                 ++ret;
2255         }
2256         // output footer info
2257         if (haveLTFoot()) {
2258                 if (endfoot.topDL) {
2259                         os << "\\hline\n";
2260                         ++ret;
2261                 }
2262                 for (row_type r = 0; r < nrows(); ++r) {
2263                         if (row_info[r].endfoot) {
2264                                 ret += TeXRow(os, r, runparams);
2265                         }
2266                 }
2267                 if (endfoot.bottomDL) {
2268                         os << "\\hline\n";
2269                         ++ret;
2270                 }
2271                 os << "\\endfoot\n";
2272                 ++ret;
2273                 if (endlastfoot.empty && !haveLTLastFoot()) {
2274                         os << "\\endlastfoot\n";
2275                         ++ret;
2276                 }
2277         }
2278         // output lastfooter info
2279         if (haveLTLastFoot()) {
2280                 if (endlastfoot.topDL) {
2281                         os << "\\hline\n";
2282                         ++ret;
2283                 }
2284                 for (row_type r = 0; r < nrows(); ++r) {
2285                         if (row_info[r].endlastfoot) {
2286                                 ret += TeXRow(os, r, runparams);
2287                         }
2288                 }
2289                 if (endlastfoot.bottomDL) {
2290                         os << "\\hline\n";
2291                         ++ret;
2292                 }
2293                 os << "\\endlastfoot\n";
2294                 ++ret;
2295         }
2296         return ret;
2297 }
2298
2299
2300 bool Tabular::isValidRow(row_type row) const
2301 {
2302         if (!is_long_tabular)
2303                 return true;
2304         return !row_info[row].endhead && !row_info[row].endfirsthead
2305                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2306                 && !row_info[row].caption;
2307 }
2308
2309
2310 int Tabular::TeXRow(odocstream & os, row_type row,
2311                        OutputParams const & runparams) const
2312 {
2313         idx_type cell = cellIndex(row, 0);
2314         shared_ptr<InsetTableCell> inset = cellInset(cell);
2315         Paragraph const & par = inset->paragraphs().front();
2316         string const lang = par.getParLanguage(buffer().params())->lang();
2317
2318         //output the top line
2319         int ret = TeXTopHLine(os, row, lang);
2320
2321         if (row_info[row].top_space_default) {
2322                 if (use_booktabs)
2323                         os << "\\addlinespace\n";
2324                 else
2325                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2326                 ++ret;
2327         } else if(!row_info[row].top_space.zero()) {
2328                 if (use_booktabs)
2329                         os << "\\addlinespace["
2330                            << from_ascii(row_info[row].top_space.asLatexString())
2331                            << "]\n";
2332                 else {
2333                         os << "\\noalign{\\vskip"
2334                            << from_ascii(row_info[row].top_space.asLatexString())
2335                            << "}\n";
2336                 }
2337                 ++ret;
2338         }
2339         bool ismulticol = false;
2340         bool ismultirow = false;
2341         for (col_type c = 0; c < ncols(); ++c) {
2342                 if (isPartOfMultiRow(row, c))
2343                         os << " & "; // we need to add a further column
2344                 if (isPartOfMultiColumn(row, c) || isPartOfMultiRow(row, c))
2345                         continue;
2346                 cell = cellIndex(row, c);
2347                 ret += TeXCellPreamble(os, cell, ismulticol, ismultirow);
2348                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2349
2350                 Paragraph const & par = inset->paragraphs().front();
2351                 bool rtl = par.isRTL(buffer().params())
2352                         && !par.empty()
2353                         && getPWidth(cell).zero();
2354
2355                 if (rtl) {
2356                         string const lang =
2357                                 par.getParLanguage(buffer().params())->lang();
2358                         if (lang == "farsi")
2359                                 os << "\\textFR{";
2360                         else if (lang == "arabic_arabi")
2361                                 os << "\\textAR{";
2362                         // currently, remaning RTL languages are
2363                         // arabic_arabtex and hebrew
2364                         else
2365                                 os << "\\R{";
2366                 }
2367                 // pass to the OutputParams that we are in a cell and
2368                 // which alignment we have set.
2369                 // InsetNewline needs this context information.
2370                 OutputParams newrp(runparams);
2371                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
2372                                     ? OutputParams::PLAIN
2373                                     : OutputParams::ALIGNED;
2374                 ret += inset->latex(os, newrp);
2375                 runparams.encoding = newrp.encoding;
2376                 if (rtl)
2377                         os << '}';
2378
2379                 ret += TeXCellPostamble(os, cell, ismulticol, ismultirow);
2380                 if (cell != getLastCellInRow(row)) { // not last cell in row
2381                         os << " & ";
2382                 }
2383         }
2384         if (row_info[row].caption && !endfirsthead.empty && !haveLTFirstHead())
2385                 // if no first header and no empty first header is used,
2386                 // the caption needs to be terminated by \endfirsthead
2387                 // (bug 6057)
2388                 os << "\\endfirsthead";
2389         else
2390                 os << "\\tabularnewline";
2391         if (row_info[row].bottom_space_default) {
2392                 if (use_booktabs)
2393                         os << "\\addlinespace";
2394                 else
2395                         os << "[\\doublerulesep]";
2396         } else if (!row_info[row].bottom_space.zero()) {
2397                 if (use_booktabs)
2398                         os << "\\addlinespace";
2399                 os << '['
2400                    << from_ascii(row_info[row].bottom_space.asLatexString())
2401                    << ']';
2402         }
2403         os << '\n';
2404         ++ret;
2405
2406         //output the bottom line
2407         ret += TeXBottomHLine(os, row, lang);
2408
2409         if (row_info[row].interline_space_default) {
2410                 if (use_booktabs)
2411                         os << "\\addlinespace\n";
2412                 else
2413                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2414                 ++ret;
2415         } else if (!row_info[row].interline_space.zero()) {
2416                 if (use_booktabs)
2417                         os << "\\addlinespace["
2418                            << from_ascii(row_info[row].interline_space.asLatexString())
2419                            << "]\n";
2420                 else
2421                         os << "\\noalign{\\vskip"
2422                            << from_ascii(row_info[row].interline_space.asLatexString())
2423                            << "}\n";
2424                 ++ret;
2425         }
2426         return ret;
2427 }
2428
2429
2430 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2431 {
2432         int ret = 0;
2433
2434         //+---------------------------------------------------------------------
2435         //+                      first the opening preamble                    +
2436         //+---------------------------------------------------------------------
2437
2438         if (rotate) {
2439                 os << "\\begin{sideways}\n";
2440                 ++ret;
2441         }
2442         if (is_long_tabular) {
2443                 os << "\\begin{longtable}";
2444                 switch (longtabular_alignment) {
2445                 case LYX_LONGTABULAR_ALIGN_LEFT:
2446                         os << "[l]";
2447                         break;
2448                 case LYX_LONGTABULAR_ALIGN_CENTER:
2449                         break;
2450                 case LYX_LONGTABULAR_ALIGN_RIGHT:
2451                         os << "[r]";
2452                         break;
2453                 }
2454         } else {
2455                 os << "\\begin{tabular}";
2456                 switch (tabular_valignment) {
2457                 case LYX_VALIGN_TOP:
2458                         os << "[t]";
2459                         break;
2460                 case LYX_VALIGN_MIDDLE:
2461                         break;
2462                 case LYX_VALIGN_BOTTOM:
2463                         os << "[b]";
2464                         break;
2465                 }
2466         }
2467
2468         os << "{";
2469
2470         for (col_type c = 0; c < ncols(); ++c) {
2471                 if (columnLeftLine(c))
2472                         os << '|';
2473                 if (!column_info[c].align_special.empty()) {
2474                         os << column_info[c].align_special;
2475                 } else {
2476                         if (!column_info[c].p_width.zero()) {
2477                                 switch (column_info[c].alignment) {
2478                                 case LYX_ALIGN_LEFT:
2479                                         os << ">{\\raggedright}";
2480                                         break;
2481                                 case LYX_ALIGN_RIGHT:
2482                                         os << ">{\\raggedleft}";
2483                                         break;
2484                                 case LYX_ALIGN_CENTER:
2485                                         os << ">{\\centering}";
2486                                         break;
2487                                 case LYX_ALIGN_NONE:
2488                                 case LYX_ALIGN_BLOCK:
2489                                 case LYX_ALIGN_LAYOUT:
2490                                 case LYX_ALIGN_SPECIAL:
2491                                         break;
2492                                 }
2493
2494                                 switch (column_info[c].valignment) {
2495                                 case LYX_VALIGN_TOP:
2496                                         os << 'p';
2497                                         break;
2498                                 case LYX_VALIGN_MIDDLE:
2499                                         os << 'm';
2500                                         break;
2501                                 case LYX_VALIGN_BOTTOM:
2502                                         os << 'b';
2503                                         break;
2504                         }
2505                                 os << '{'
2506                                    << from_ascii(column_info[c].p_width.asLatexString())
2507                                    << '}';
2508                         } else {
2509                                 switch (column_info[c].alignment) {
2510                                 case LYX_ALIGN_LEFT:
2511                                         os << 'l';
2512                                         break;
2513                                 case LYX_ALIGN_RIGHT:
2514                                         os << 'r';
2515                                         break;
2516                                 default:
2517                                         os << 'c';
2518                                         break;
2519                                 }
2520                         } // end if else !column_info[i].p_width
2521                 } // end if else !column_info[i].align_special
2522                 if (columnRightLine(c))
2523                         os << '|';
2524         }
2525         os << "}\n";
2526         ++ret;
2527
2528         ret += TeXLongtableHeaderFooter(os, runparams);
2529
2530         //+---------------------------------------------------------------------
2531         //+                      the single row and columns (cells)            +
2532         //+---------------------------------------------------------------------
2533
2534         for (row_type r = 0; r < nrows(); ++r) {
2535                 if (isValidRow(r)) {
2536                         ret += TeXRow(os, r, runparams);
2537                         if (is_long_tabular && row_info[r].newpage) {
2538                                 os << "\\newpage\n";
2539                                 ++ret;
2540                         }
2541                 }
2542         }
2543
2544         //+---------------------------------------------------------------------
2545         //+                      the closing of the tabular                    +
2546         //+---------------------------------------------------------------------
2547
2548         if (is_long_tabular)
2549                 os << "\\end{longtable}";
2550         else
2551                 os << "\\end{tabular}";
2552         if (rotate) {
2553                 os << "\n\\end{sideways}";
2554                 ++ret;
2555         }
2556
2557         return ret;
2558 }
2559
2560
2561 int Tabular::docbookRow(odocstream & os, row_type row,
2562                            OutputParams const & runparams) const
2563 {
2564         int ret = 0;
2565         idx_type cell = getFirstCellInRow(row);
2566
2567         os << "<row>\n";
2568         for (col_type c = 0; c < ncols(); ++c) {
2569                 if (isPartOfMultiColumn(row, c))
2570                         continue;
2571
2572                 os << "<entry align=\"";
2573                 switch (getAlignment(cell)) {
2574                 case LYX_ALIGN_LEFT:
2575                         os << "left";
2576                         break;
2577                 case LYX_ALIGN_RIGHT:
2578                         os << "right";
2579                         break;
2580                 default:
2581                         os << "center";
2582                         break;
2583                 }
2584
2585                 os << "\" valign=\"";
2586                 switch (getVAlignment(cell)) {
2587                 case LYX_VALIGN_TOP:
2588                         os << "top";
2589                         break;
2590                 case LYX_VALIGN_BOTTOM:
2591                         os << "bottom";
2592                         break;
2593                 case LYX_VALIGN_MIDDLE:
2594                         os << "middle";
2595                 }
2596                 os << '"';
2597
2598                 if (isMultiColumn(cell)) {
2599                         os << " namest=\"col" << c << "\" ";
2600                         os << "nameend=\"col" << c + columnSpan(cell) - 1 << '"';
2601                 }
2602
2603                 os << '>';
2604                 ret += cellInset(cell)->docbook(os, runparams);
2605                 os << "</entry>\n";
2606                 ++cell;
2607         }
2608         os << "</row>\n";
2609         return ret;
2610 }
2611
2612
2613 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2614 {
2615         int ret = 0;
2616
2617         //+---------------------------------------------------------------------
2618         //+                      first the opening preamble                    +
2619         //+---------------------------------------------------------------------
2620
2621         os << "<tgroup cols=\"" << ncols()
2622            << "\" colsep=\"1\" rowsep=\"1\">\n";
2623
2624         for (col_type c = 0; c < ncols(); ++c) {
2625                 os << "<colspec colname=\"col" << c << "\" align=\"";
2626                 switch (column_info[c].alignment) {
2627                 case LYX_ALIGN_LEFT:
2628                         os << "left";
2629                         break;
2630                 case LYX_ALIGN_RIGHT:
2631                         os << "right";
2632                         break;
2633                 default:
2634                         os << "center";
2635                         break;
2636                 }
2637                 os << '"';
2638                 if (runparams.flavor == OutputParams::XML)
2639                         os << '/';
2640                 os << ">\n";
2641                 ++ret;
2642         }
2643
2644         //+---------------------------------------------------------------------
2645         //+                      Long Tabular case                             +
2646         //+---------------------------------------------------------------------
2647
2648         // output caption info
2649         if (haveLTCaption()) {
2650                 os << "<caption>\n";
2651                 ++ret;
2652                 for (row_type r = 0; r < nrows(); ++r) {
2653                         if (row_info[r].caption) {
2654                                 ret += docbookRow(os, r, runparams);
2655                         }
2656                 }
2657                 os << "</caption>\n";
2658                 ++ret;
2659         }
2660         // output header info
2661         if (haveLTHead() || haveLTFirstHead()) {
2662                 os << "<thead>\n";
2663                 ++ret;
2664                 for (row_type r = 0; r < nrows(); ++r) {
2665                         if (row_info[r].endhead || row_info[r].endfirsthead) {
2666                                 ret += docbookRow(os, r, runparams);
2667                         }
2668                 }
2669                 os << "</thead>\n";
2670                 ++ret;
2671         }
2672         // output footer info
2673         if (haveLTFoot() || haveLTLastFoot()) {
2674                 os << "<tfoot>\n";
2675                 ++ret;
2676                 for (row_type r = 0; r < nrows(); ++r) {
2677                         if (row_info[r].endfoot || row_info[r].endlastfoot) {
2678                                 ret += docbookRow(os, r, runparams);
2679                         }
2680                 }
2681                 os << "</tfoot>\n";
2682                 ++ret;
2683         }
2684
2685         //+---------------------------------------------------------------------
2686         //+                      the single row and columns (cells)            +
2687         //+---------------------------------------------------------------------
2688
2689         os << "<tbody>\n";
2690         ++ret;
2691         for (row_type r = 0; r < nrows(); ++r) {
2692                 if (isValidRow(r)) {
2693                         ret += docbookRow(os, r, runparams);
2694                 }
2695         }
2696         os << "</tbody>\n";
2697         ++ret;
2698         //+---------------------------------------------------------------------
2699         //+                      the closing of the tabular                    +
2700         //+---------------------------------------------------------------------
2701
2702         os << "</tgroup>";
2703         ++ret;
2704
2705         return ret;
2706 }
2707
2708
2709 docstring Tabular::xhtmlRow(XHTMLStream & xs, row_type row,
2710                            OutputParams const & runparams) const
2711 {
2712         docstring ret;
2713         idx_type cell = getFirstCellInRow(row);
2714
2715         xs << html::StartTag("tr");
2716         for (col_type c = 0; c < ncols(); ++c) {
2717                 if (isPartOfMultiColumn(row, c))
2718                         continue;
2719
2720                 stringstream attr;
2721                 attr << "align='";
2722                 switch (getAlignment(cell)) {
2723                 case LYX_ALIGN_LEFT:
2724                         attr << "left";
2725                         break;
2726                 case LYX_ALIGN_RIGHT:
2727                         attr << "right";
2728                         break;
2729                 default:
2730                         attr << "center";
2731                         break;
2732                 }
2733                 attr << "'";
2734                 attr << " valign='";
2735                 switch (getVAlignment(cell)) {
2736                 case LYX_VALIGN_TOP:
2737                         attr << "top";
2738                         break;
2739                 case LYX_VALIGN_BOTTOM:
2740                         attr << "bottom";
2741                         break;
2742                 case LYX_VALIGN_MIDDLE:
2743                         attr << "middle";
2744                 }
2745                 attr << "'";
2746
2747                 if (isMultiColumn(cell))
2748                         attr << " colspan='" << columnSpan(cell) << "'";
2749
2750                 xs << html::StartTag("td", attr.str());
2751                 ret += cellInset(cell)->xhtml(xs, runparams);
2752                 xs << html::EndTag("td");
2753                 ++cell;
2754         }
2755         xs << html::EndTag("tr");
2756         return ret;
2757 }
2758
2759
2760 docstring Tabular::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
2761 {
2762         docstring ret;
2763         // It's unclear to me if we need to mess with the long table stuff.
2764         // We can borrow that too from docbook, if so.
2765
2766         xs << html::StartTag("tbody");
2767         for (row_type r = 0; r < nrows(); ++r) {
2768                 if (isValidRow(r)) {
2769                         ret += xhtmlRow(xs, r, runparams);
2770                 }
2771         }
2772         xs << html::EndTag("tbody");
2773         return ret;
2774 }
2775
2776
2777 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2778                                    vector<unsigned int> const & clen) const
2779 {
2780         idx_type const fcell = getFirstCellInRow(row);
2781         idx_type const n = numberOfCellsInRow(row) + fcell;
2782         idx_type tmp = 0;
2783
2784         for (idx_type i = fcell; i < n; ++i) {
2785                 if (topLine(i)) {
2786                         ++tmp;
2787                         break;
2788                 }
2789         }
2790         if (!tmp)
2791                 return false;
2792
2793         char_type ch;
2794         for (idx_type i = fcell; i < n; ++i) {
2795                 if (topLine(i)) {
2796                         if (leftLine(i))
2797                                 os << "+-";
2798                         else
2799                                 os << "--";
2800                         ch = '-';
2801                 } else {
2802                         os << "  ";
2803                         ch = ' ';
2804                 }
2805                 col_type column = cellColumn(i);
2806                 int len = clen[column];
2807                 while (column < ncols() - 1
2808                        && isPartOfMultiColumn(row, ++column))
2809                         len += clen[column] + 4;
2810                 os << docstring(len, ch);
2811                 if (topLine(i)) {
2812                         if (rightLine(i))
2813                                 os << "-+";
2814                         else
2815                                 os << "--";
2816                 } else {
2817                         os << "  ";
2818                 }
2819         }
2820         os << endl;
2821         return true;
2822 }
2823
2824
2825 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2826                                       vector<unsigned int> const & clen) const
2827 {
2828         idx_type const fcell = getFirstCellInRow(row);
2829         idx_type const n = numberOfCellsInRow(row) + fcell;
2830         idx_type tmp = 0;
2831
2832         for (idx_type i = fcell; i < n; ++i) {
2833                 if (bottomLine(i)) {
2834                         ++tmp;
2835                         break;
2836                 }
2837         }
2838         if (!tmp)
2839                 return false;
2840
2841         char_type ch;
2842         for (idx_type i = fcell; i < n; ++i) {
2843                 if (bottomLine(i)) {
2844                         if (leftLine(i))
2845                                 os << "+-";
2846                         else
2847                                 os << "--";
2848                         ch = '-';
2849                 } else {
2850                         os << "  ";
2851                         ch = ' ';
2852                 }
2853                 col_type column = cellColumn(i);
2854                 int len = clen[column];
2855                 while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
2856                         len += clen[column] + 4;
2857                 os << docstring(len, ch);
2858                 if (bottomLine(i)) {
2859                         if (rightLine(i))
2860                                 os << "-+";
2861                         else
2862                                 os << "--";
2863                 } else {
2864                         os << "  ";
2865                 }
2866         }
2867         os << endl;
2868         return true;
2869 }
2870
2871
2872 void Tabular::plaintextPrintCell(odocstream & os,
2873                                OutputParams const & runparams,
2874                                idx_type cell, row_type row, col_type column,
2875                                vector<unsigned int> const & clen,
2876                                bool onlydata) const
2877 {
2878         odocstringstream sstr;
2879         cellInset(cell)->plaintext(sstr, runparams);
2880
2881         if (onlydata) {
2882                 os << sstr.str();
2883                 return;
2884         }
2885
2886         if (leftLine(cell))
2887                 os << "| ";
2888         else
2889                 os << "  ";
2890
2891         unsigned int len1 = sstr.str().length();
2892         unsigned int len2 = clen[column];
2893         while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
2894                 len2 += clen[column] + 4;
2895         len2 -= len1;
2896
2897         switch (getAlignment(cell)) {
2898         default:
2899         case LYX_ALIGN_LEFT:
2900                 len1 = 0;
2901                 break;
2902         case LYX_ALIGN_RIGHT:
2903                 len1 = len2;
2904                 len2 = 0;
2905                 break;
2906         case LYX_ALIGN_CENTER:
2907                 len1 = len2 / 2;
2908                 len2 -= len1;
2909                 break;
2910         }
2911
2912         os << docstring(len1, ' ') << sstr.str()
2913            << docstring(len2, ' ');
2914
2915         if (rightLine(cell))
2916                 os << " |";
2917         else
2918                 os << "  ";
2919 }
2920
2921
2922 void Tabular::plaintext(odocstream & os,
2923                            OutputParams const & runparams, int const depth,
2924                            bool onlydata, char_type delim) const
2925 {
2926         // first calculate the width of the single columns
2927         vector<unsigned int> clen(ncols());
2928
2929         if (!onlydata) {
2930                 // first all non multicolumn cells!
2931                 for (col_type c = 0; c < ncols(); ++c) {
2932                         clen[c] = 0;
2933                         for (row_type r = 0; r < nrows(); ++r) {
2934                                 idx_type cell = cellIndex(r, c);
2935                                 if (isMultiColumn(cell))
2936                                         continue;
2937                                 odocstringstream sstr;
2938                                 cellInset(cell)->plaintext(sstr, runparams);
2939                                 if (clen[c] < sstr.str().length())
2940                                         clen[c] = sstr.str().length();
2941                         }
2942                 }
2943                 // then all multicolumn cells!
2944                 for (col_type c = 0; c < ncols(); ++c) {
2945                         for (row_type r = 0; r < nrows(); ++r) {
2946                                 idx_type cell = cellIndex(r, c);
2947                                 if (cell_info[r][c].multicolumn != CELL_BEGIN_OF_MULTICOLUMN)
2948                                         continue;
2949                                 odocstringstream sstr;
2950                                 cellInset(cell)->plaintext(sstr, runparams);
2951                                 int len = int(sstr.str().length());
2952                                 idx_type const n = columnSpan(cell);
2953                                 for (col_type k = c; len > 0 && k < c + n - 1; ++k)
2954                                         len -= clen[k];
2955                                 if (len > int(clen[c + n - 1]))
2956                                         clen[c + n - 1] = len;
2957                         }
2958                 }
2959         }
2960         idx_type cell = 0;
2961         for (row_type r = 0; r < nrows(); ++r) {
2962                 if (!onlydata && plaintextTopHLine(os, r, clen))
2963                         os << docstring(depth * 2, ' ');
2964                 for (col_type c = 0; c < ncols(); ++c) {
2965                         if (isPartOfMultiColumn(r, c))
2966                                 continue;
2967                         if (onlydata && c > 0)
2968                                 // we don't use operator<< for single UCS4 character.
2969                                 // see explanation in docstream.h
2970                                 os.put(delim);
2971                         plaintextPrintCell(os, runparams, cell, r, c, clen, onlydata);
2972                         ++cell;
2973                 }
2974                 os << endl;
2975                 if (!onlydata) {
2976                         os << docstring(depth * 2, ' ');
2977                         if (plaintextBottomHLine(os, r, clen))
2978                                 os << docstring(depth * 2, ' ');
2979                 }
2980         }
2981 }
2982
2983
2984 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2985 {
2986         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2987 }
2988
2989
2990 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2991                                                col_type column) const
2992 {
2993         return cell_info[row][column].inset;
2994 }
2995
2996
2997 void Tabular::setCellInset(row_type row, col_type column,
2998                               shared_ptr<InsetTableCell> ins) const
2999 {
3000         CellData & cd = cell_info[row][column];
3001         cd.inset = ins;
3002 }
3003
3004
3005 void Tabular::validate(LaTeXFeatures & features) const
3006 {
3007         features.require("NeedTabularnewline");
3008         if (use_booktabs)
3009                 features.require("booktabs");
3010         if (is_long_tabular)
3011                 features.require("longtable");
3012         if (needRotating())
3013                 features.require("rotating");
3014         for (idx_type cell = 0; cell < numberofcells; ++cell) {
3015                 if (isMultiRow(cell))
3016                         features.require("multirow");
3017                 if (getVAlignment(cell) != LYX_VALIGN_TOP
3018                     || !getPWidth(cell).zero())
3019                         features.require("array");
3020                 cellInset(cell)->validate(features);
3021         }
3022 }
3023
3024
3025 Tabular::BoxType Tabular::useParbox(idx_type cell) const
3026 {
3027         ParagraphList const & parlist = cellInset(cell)->paragraphs();
3028         ParagraphList::const_iterator cit = parlist.begin();
3029         ParagraphList::const_iterator end = parlist.end();
3030
3031         for (; cit != end; ++cit)
3032                 for (int i = 0; i < cit->size(); ++i)
3033                         if (cit->isNewline(i))
3034                                 return BOX_PARBOX;
3035
3036         return BOX_NONE;
3037 }
3038
3039
3040 /////////////////////////////////////////////////////////////////////
3041 //
3042 // InsetTableCell
3043 //
3044 /////////////////////////////////////////////////////////////////////
3045
3046 InsetTableCell::InsetTableCell(Buffer * buf)
3047         : InsetText(buf, InsetText::PlainLayout), isFixedWidth(false),
3048           contentAlign(LYX_ALIGN_CENTER)
3049 {}
3050
3051
3052 bool InsetTableCell::forcePlainLayout(idx_type) const
3053 {
3054         return !isFixedWidth;
3055 }
3056
3057
3058 bool InsetTableCell::allowParagraphCustomization(idx_type) const
3059 {
3060         return isFixedWidth;
3061 }
3062
3063
3064 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
3065         FuncStatus & status) const
3066 {
3067         bool enabled;
3068         switch (cmd.action) {
3069         case LFUN_LAYOUT:
3070                 enabled = !forcePlainLayout();
3071                 break;
3072         case LFUN_LAYOUT_PARAGRAPH:
3073                 enabled = allowParagraphCustomization();
3074                 break;
3075         default:
3076                 return InsetText::getStatus(cur, cmd, status);
3077         }
3078         status.setEnabled(enabled);
3079         return true;
3080 }
3081
3082 docstring InsetTableCell::asString(bool intoInsets)
3083 {
3084         docstring retval;
3085         if (paragraphs().empty())
3086                 return retval;
3087         ParagraphList::const_iterator it = paragraphs().begin();
3088         ParagraphList::const_iterator en = paragraphs().end();
3089         bool first = true;
3090         for (; it != en; ++it) {
3091                 if (!first)
3092                         retval += "\n";
3093                 else
3094                         first = false;
3095                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
3096         }
3097         return retval;
3098 }
3099
3100
3101 docstring InsetTableCell::xhtml(XHTMLStream & xs, OutputParams const & rp) const
3102 {
3103         if (!isFixedWidth)
3104                 return InsetText::insetAsXHTML(xs, rp, InsetText::JustText);
3105         return InsetText::xhtml(xs, rp);
3106 }
3107
3108
3109
3110 /////////////////////////////////////////////////////////////////////
3111 //
3112 // InsetTabular
3113 //
3114 /////////////////////////////////////////////////////////////////////
3115
3116 InsetTabular::InsetTabular(Buffer * buf, row_type rows,
3117                            col_type columns)
3118         : Inset(buf), tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
3119         rowselect_(false), colselect_(false)
3120 {
3121 }
3122
3123
3124 InsetTabular::InsetTabular(InsetTabular const & tab)
3125         : Inset(tab), tabular(tab.tabular),  scx_(0)
3126 {
3127 }
3128
3129
3130 InsetTabular::~InsetTabular()
3131 {
3132         hideDialogs("tabular", this);
3133 }
3134
3135
3136 void InsetTabular::setBuffer(Buffer & buf)
3137 {
3138         tabular.setBuffer(buf);
3139         Inset::setBuffer(buf);
3140 }
3141
3142
3143 bool InsetTabular::insetAllowed(InsetCode code) const
3144 {
3145         if (code == MATHMACRO_CODE
3146                 || (code == CAPTION_CODE && !tabular.is_long_tabular))
3147                 return false;
3148
3149         return true;
3150 }
3151
3152
3153 void InsetTabular::write(ostream & os) const
3154 {
3155         os << "Tabular" << endl;
3156         tabular.write(os);
3157 }
3158
3159
3160 docstring InsetTabular::contextMenu(BufferView const &, int, int) const
3161 {
3162         // FIXME: depending on the selection state, we could offer a different menu.
3163         return from_ascii("context-tabular");
3164 }
3165
3166
3167 void InsetTabular::read(Lexer & lex)
3168 {
3169         //bool const old_format = (lex.getString() == "\\LyXTable");
3170
3171         tabular.read(lex);
3172
3173         //if (old_format)
3174         //      return;
3175
3176         lex.next();
3177         string token = lex.getString();
3178         while (lex && token != "\\end_inset") {
3179                 lex.next();
3180                 token = lex.getString();
3181         }
3182         if (!lex)
3183                 lex.printError("Missing \\end_inset at this point. ");
3184 }
3185
3186
3187 int InsetTabular::rowFromY(Cursor & cur, int y) const
3188 {
3189         // top y coordinate of tabular
3190         int h = yo(cur.bv()) - tabular.rowAscent(0);
3191         row_type r = 0;
3192         for (; r < tabular.nrows() && y > h; ++r)
3193                 h += tabular.rowAscent(r) + tabular.rowDescent(r)
3194                 + tabular.interRowSpace(r);
3195
3196         return r - 1;
3197 }
3198
3199
3200 int InsetTabular::columnFromX(Cursor & cur, int x) const
3201 {
3202         // left x coordinate of tabular
3203         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
3204         col_type c = 0;
3205         for (; c < tabular.ncols() && x > w; ++c)
3206                 w += tabular.columnWidth(c);
3207         return c - 1;
3208 }
3209
3210
3211 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
3212 {
3213         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
3214         //      mi.base.textwidth << "\n";
3215         if (!mi.base.bv) {
3216                 LYXERR0("need bv");
3217                 LASSERT(false, /**/);
3218         }
3219
3220         for (row_type r = 0; r < tabular.nrows(); ++r) {
3221                 int maxAsc = 0;
3222                 int maxDesc = 0;
3223                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3224                         if (tabular.isPartOfMultiColumn(r, c)
3225                                 || tabular.isPartOfMultiRow(r, c))
3226                                 // multicolumn or multirow cell, but not first one
3227                                 continue;
3228                         idx_type const cell = tabular.cellIndex(r, c);
3229                         Dimension dim;
3230                         MetricsInfo m = mi;
3231                         Length p_width;
3232                         if (tabular.cell_info[r][c].multicolumn ==
3233                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
3234                                 p_width = tabular.cellInfo(cell).p_width;
3235                         else
3236                                 p_width = tabular.column_info[c].p_width;
3237                         if (!p_width.zero())
3238                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
3239                         tabular.cellInset(cell)->metrics(m, dim);
3240                         if (!p_width.zero())
3241                                 dim.wid = m.base.textwidth;
3242                         tabular.setCellWidth(cell, dim.wid);
3243                         maxAsc  = max(maxAsc, dim.asc);
3244                         maxDesc = max(maxDesc, dim.des);
3245
3246                         // store the height for every cell
3247                         // this is later needed in InsetTabular::draw to determine the valignment
3248                         tabular.cell_info[r][c].height = dim.asc + dim.des;
3249                         tabular.cell_info[r][c].ascent = dim.asc;
3250                         tabular.cell_info[r][c].descent = dim.des;
3251                 }
3252                 int const top_space = tabular.row_info[r].top_space_default ?
3253                         default_line_space :
3254                         tabular.row_info[r].top_space.inPixels(mi.base.textwidth);
3255                 tabular.setRowAscent(r, maxAsc + ADD_TO_HEIGHT + top_space);
3256                 int const bottom_space = tabular.row_info[r].bottom_space_default ?
3257                         default_line_space :
3258                         tabular.row_info[r].bottom_space.inPixels(mi.base.textwidth);
3259                 tabular.setRowDescent(r, maxDesc + ADD_TO_HEIGHT + bottom_space);
3260         }
3261         tabular.updateColumnWidths();
3262         dim.asc = tabular.rowAscent(0);
3263         dim.des = tabular.height() - dim.asc;
3264         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
3265 }
3266
3267
3268 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col)
3269         const
3270 {
3271         if (&cur.inset() == this && cur.selection()) {
3272                 if (cur.selIsMultiCell()) {
3273                         row_type rs, re;
3274                         col_type cs, ce;
3275                         getSelection(cur, rs, re, cs, ce);
3276
3277                         idx_type const cell = tabular.cellIndex(row, col);
3278                         col_type const cspan = tabular.columnSpan(cell);
3279                         row_type const rspan = tabular.rowSpan(cell);
3280                         if (col + cspan - 1 >= cs && col <= ce
3281                                 && row + rspan - 1 >= rs && row <= re)
3282                                 return true;
3283                 } else
3284                         if (col == tabular.cellColumn(cur.idx())
3285                                 && row == tabular.cellRow(cur.idx())) {
3286                         CursorSlice const & beg = cur.selBegin();
3287                         CursorSlice const & end = cur.selEnd();
3288
3289                         if ((end.lastpos() > 0 || end.lastpit() > 0)
3290                                   && end.pos() == end.lastpos() && beg.pos() == 0
3291                                   && end.pit() == end.lastpit() && beg.pit() == 0)
3292                                 return true;
3293                 }
3294         }
3295         return false;
3296 }
3297
3298
3299 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
3300 {
3301         x += scx_ + ADD_TO_TABULAR_WIDTH;
3302
3303         BufferView * bv = pi.base.bv;
3304         Cursor & cur = pi.base.bv->cursor();
3305         resetPos(cur);
3306
3307         // FIXME: As the full background is painted in drawSelection(),
3308         // we have no choice but to do a full repaint for the Text cells.
3309         pi.full_repaint = true;
3310
3311         bool const original_selection_state = pi.selected;
3312
3313         idx_type idx = 0;
3314         int cy = 0;
3315         first_visible_cell = Tabular::npos;
3316
3317         // determine the highest cell because its valignment sets the row valignment
3318         // also store its height
3319         for (row_type r = 0; r < tabular.nrows(); ++r) {
3320                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3321                         if (tabular.cell_info[r][c].height >= tabular.row_info[r].maxheight) {
3322                                 tabular.row_info[r].maxheight = tabular.cell_info[r][c].height;
3323                                 switch (tabular.getVAlignment(tabular.cellIndex(r, c))) {
3324                                         case Tabular::LYX_VALIGN_TOP:
3325                                                 tabular.row_info[r].valignment = Tabular::LYX_VALIGN_TOP;
3326                                                 break;
3327                                         case Tabular::LYX_VALIGN_MIDDLE:
3328                                                 tabular.row_info[r].valignment = Tabular::LYX_VALIGN_MIDDLE;
3329                                                 break;
3330                                         case Tabular::LYX_VALIGN_BOTTOM:
3331                                                 tabular.row_info[r].valignment = Tabular::LYX_VALIGN_BOTTOM;
3332                                                 break;
3333                                 }
3334                         }
3335                 }
3336         }
3337
3338         // step over all cells
3339         for (row_type r = 0; r < tabular.nrows(); ++r) {
3340                 int nx = x;
3341                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3342                         if (tabular.isPartOfMultiColumn(r, c))
3343                                 continue;
3344
3345                         idx = tabular.cellIndex(r, c);
3346
3347                         if (tabular.isPartOfMultiRow(r, c)) {
3348                                 nx += tabular.columnWidth(idx);
3349                                 continue;
3350                         }
3351
3352                         if (first_visible_cell == Tabular::npos)
3353                                 first_visible_cell = idx;
3354
3355                         pi.selected |= isCellSelected(cur, r, c);
3356
3357                         // set the position for the vertical alignment
3358                         // if the cell is not the highest, align it according to the row valignment
3359                         // and according to its own valignment
3360                         // Note: The fractions of the scent values were found by testing
3361                         // there is no bettwer way for the calculation because of LyX's definition
3362                         // of ascent and descent. The correct way would be to calculate based
3363                         // on the text height, the line space and paragraph separation.
3364                         cy = y;
3365                         if (tabular.cell_info[r][c].height < tabular.row_info[r].maxheight) {
3366                                 switch (tabular.row_info[r].valignment) {
3367                                         case Tabular::LYX_VALIGN_TOP:
3368                                                 switch (tabular.getVAlignment(idx)) {
3369                                                         case Tabular::LYX_VALIGN_TOP:
3370                                                                 break;
3371                                                         case Tabular::LYX_VALIGN_MIDDLE:
3372                                                                 cy += - tabular.cell_info[r][c].descent / 2
3373                                                                         + 0.3 * tabular.cell_info[r][c].ascent;
3374                                                                 // FIXME the row also needs to be increased at the upper border
3375                                                                 break;
3376                                                         case Tabular::LYX_VALIGN_BOTTOM:
3377                                                                 cy += - tabular.cell_info[r][c].descent
3378                                                                         + 0.6 * tabular.cell_info[r][c].ascent;
3379                                                                 // FIXME the row also needs to be increased at the upper border
3380                                                                 break;
3381                                                 }
3382                                                 break;
3383                                         case Tabular::LYX_VALIGN_MIDDLE:
3384                                                 switch (tabular.getVAlignment(idx)) {
3385                                                         case Tabular::LYX_VALIGN_TOP:
3386                                                                 cy += tabular.row_info[r].maxheight / 2
3387                                                                         - 0.75 * tabular.cell_info[r][c].ascent;
3388                                                                 break;
3389                                                         case Tabular::LYX_VALIGN_MIDDLE:
3390                                                                 cy += tabular.row_info[r].maxheight / 2
3391                                                                         - tabular.cell_info[r][c].descent / 2
3392                                                                         - 0.5 * tabular.cell_info[r][c].ascent;
3393                                                                 break;
3394                                                         case Tabular::LYX_VALIGN_BOTTOM:
3395                                                                 cy += tabular.row_info[r].maxheight / 2
3396                                                                         - tabular.cell_info[r][c].descent
3397                                                                         - 0.2 * tabular.cell_info[r][c].ascent;
3398                                                                 break;
3399                                                 }
3400                                                 break;
3401                                         case Tabular::LYX_VALIGN_BOTTOM:
3402                                                 switch (tabular.getVAlignment(idx)) {
3403                                                         case Tabular::LYX_VALIGN_TOP:
3404                                                                 cy += tabular.row_info[r].maxheight
3405                                                                         - 1.5 * tabular.cell_info[r][c].ascent;
3406                                                                 break;
3407                                                         case Tabular::LYX_VALIGN_MIDDLE:
3408                                                                 cy += tabular.row_info[r].maxheight
3409                                                                         - tabular.cell_info[r][c].descent / 2
3410                                                                         - 1.2 * tabular.cell_info[r][c].ascent;
3411                                                                 // FIXME the row also needs to be increased at the lower border
3412                                                                 break;
3413                                                         case Tabular::LYX_VALIGN_BOTTOM:
3414                                                                 cy += tabular.row_info[r].maxheight
3415                                                                         - tabular.cell_info[r][c].descent
3416                                                                         - 0.9 * tabular.cell_info[r][c].ascent;
3417                                                                 // FIXME the row also needs to be increased at the lower border
3418                                                                 break;
3419                                                 }
3420                                                 break;
3421                                 }
3422                         }
3423
3424                         int const cx = nx + tabular.textHOffset(idx);
3425                         // Cache the Inset position.
3426                         bv->coordCache().insets().add(cell(idx).get(), cx, cy);
3427                         cell(idx)->draw(pi, cx, cy);
3428                         drawCellLines(pi.pain, nx, y, r, idx, pi.change_);
3429                         nx += tabular.columnWidth(idx);
3430                         pi.selected = original_selection_state;
3431                 }
3432
3433                 if (r + 1 < tabular.nrows())
3434                         y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3435                                 + tabular.interRowSpace(r + 1);
3436         }
3437 }
3438
3439
3440 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3441 {
3442         Cursor & cur = pi.base.bv->cursor();
3443         resetPos(cur);
3444
3445         x += scx_ + ADD_TO_TABULAR_WIDTH;
3446
3447         // FIXME: it is wrong to completely paint the background
3448         // if we want to do single row painting.
3449
3450         // Paint background of current tabular
3451         int const w = tabular.width();
3452         int const h = tabular.height();
3453         int yy = y - tabular.rowAscent(0);
3454         pi.pain.fillRectangle(x, yy, w, h, pi.backgroundColor(this));
3455
3456         if (!cur.selection())
3457                 return;
3458         if (&cur.inset() != this)
3459                 return;
3460
3461         //resetPos(cur);
3462
3463         bool const full_cell_selected = isCellSelected(cur,
3464                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
3465
3466         if (cur.selIsMultiCell() || full_cell_selected) {
3467                 for (row_type r = 0; r < tabular.nrows(); ++r) {
3468                         int xx = x;
3469                         for (col_type c = 0; c < tabular.ncols(); ++c) {
3470                                 if (tabular.isPartOfMultiColumn(r, c))
3471                                         continue;
3472
3473                                 idx_type const cell = tabular.cellIndex(r, c);
3474
3475                                 if (tabular.isPartOfMultiRow(r, c)) {
3476                                         xx += tabular.columnWidth(cell);
3477                                         continue;
3478                                 }
3479                                 int const w = tabular.columnWidth(cell);
3480                                 int const h = tabular.cellHeight(cell);
3481                                 int const yy = y - tabular.rowAscent(r);
3482                                 if (isCellSelected(cur, r, c))
3483                                         pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
3484                                 xx += w;
3485                         }
3486                         if (r + 1 < tabular.nrows())
3487                                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3488                                      + tabular.interRowSpace(r + 1);
3489                 }
3490
3491         } else {
3492                 x += cellXPos(cur.idx());
3493                 x += tabular.textHOffset(cur.idx());
3494                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3495         }
3496 }
3497
3498
3499 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3500                                                                  row_type row, idx_type cell, Change const & change) const
3501 {
3502         y -= tabular.rowAscent(row);
3503         int const w = tabular.columnWidth(cell);
3504         int const h = tabular.cellHeight(cell);
3505         Color linecolor = change.changed() ? change.color() : Color_tabularline;
3506         Color gridcolor = change.changed() ? change.color() : Color_tabularonoffline;
3507
3508         // Top
3509         bool drawline = tabular.topLine(cell)
3510                 || (row > 0 && tabular.bottomLine(tabular.cellAbove(cell)));
3511         pain.line(x, y, x + w, y,
3512                 drawline ? linecolor : gridcolor,
3513                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3514
3515         // Bottom
3516         drawline = tabular.bottomLine(cell);
3517         pain.line(x, y + h, x + w, y + h,
3518                 drawline ? linecolor : gridcolor,
3519                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3520
3521         // Left
3522         col_type const col = tabular.cellColumn(cell);
3523         drawline = tabular.leftLine(cell)
3524                 || (col > 0 && tabular.rightLine(tabular.cellIndex(row, col - 1)));
3525         pain.line(x, y, x, y + h,
3526                 drawline ? linecolor : gridcolor,
3527                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3528
3529         // Right
3530         x -= tabular.interColumnSpace(cell);
3531         drawline = tabular.rightLine(cell)
3532                    || (col + 1 < tabular.ncols()
3533                        && tabular.leftLine(tabular.cellIndex(row, col + 1)));
3534         pain.line(x + w, y, x + w, y + h,
3535                 drawline ? linecolor : gridcolor,
3536                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3537 }
3538
3539
3540 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3541 {
3542         //lyxerr << "InsetTabular::edit: " << this << endl;
3543         cur.finishUndo();
3544         cur.setSelection(false);
3545         cur.push(*this);
3546         if (front) {
3547                 if (isRightToLeft(cur))
3548                         cur.idx() = tabular.getLastCellInRow(0);
3549                 else
3550                         cur.idx() = 0;
3551                 cur.pit() = 0;
3552                 cur.pos() = 0;
3553         } else {
3554                 if (isRightToLeft(cur))
3555                         cur.idx() = tabular.getFirstCellInRow(tabular.nrows() - 1);
3556                 else
3557                         cur.idx() = tabular.numberofcells - 1;
3558                 cur.pit() = 0;
3559                 cur.pos() = cur.lastpos(); // FIXME crude guess
3560         }
3561         cur.setCurrentFont();
3562         // FIXME: this accesses the position cache before it is initialized
3563         //resetPos(cur);
3564         //cur.bv().fitCursor();
3565 }
3566
3567
3568 void InsetTabular::updateBuffer(ParIterator const & it, UpdateType utype)
3569 {
3570         // In a longtable, tell captions what the current float is
3571         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
3572         string const saveflt = cnts.current_float();
3573         if (tabular.is_long_tabular)
3574                 cnts.current_float("table");
3575
3576         ParIterator it2 = it;
3577         it2.forwardPos();
3578         size_t const end = it2.nargs();
3579         for ( ; it2.idx() < end; it2.top().forwardIdx())
3580                 buffer().updateBuffer(it2, utype);
3581
3582         //reset afterwards
3583         if (tabular.is_long_tabular)
3584                 cnts.current_float(saveflt);
3585 }
3586
3587
3588 void InsetTabular::addToToc(DocIterator const & cpit)
3589 {
3590         DocIterator dit = cpit;
3591         dit.forwardPos();
3592         size_t const end = dit.nargs();
3593         for ( ; dit.idx() < end; dit.top().forwardIdx())
3594                 cell(dit.idx())->addToToc(dit);
3595 }
3596
3597
3598 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3599 {
3600         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3601                              << "\n  cur:" << cur);
3602         CursorSlice sl = cur.top();
3603         Cursor & bvcur = cur.bv().cursor();
3604
3605         switch (cmd.action) {
3606
3607         case LFUN_MOUSE_PRESS: {
3608                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3609                 // select row
3610                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3611                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3612                         row_type r = rowFromY(cur, cmd.y);
3613                         cur.idx() = tabular.getFirstCellInRow(r);
3614                         cur.pos() = 0;
3615                         cur.resetAnchor();
3616                         cur.idx() = tabular.getLastCellInRow(r);
3617                         cur.pos() = cur.lastpos();
3618                         cur.setSelection(true);
3619                         bvcur = cur;
3620                         rowselect_ = true;
3621                         break;
3622                 }
3623                 // select column
3624                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3625                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3626                         || cmd.y > y0 + tabular.height()) {
3627                         col_type c = columnFromX(cur, cmd.x);
3628                         cur.idx() = tabular.cellIndex(0, c);
3629                         cur.pos() = 0;
3630                         cur.resetAnchor();
3631                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
3632                         cur.pos() = cur.lastpos();
3633                         cur.setSelection(true);
3634                         bvcur = cur;
3635                         colselect_ = true;
3636                         break;
3637                 }
3638                 // do not reset cursor/selection if we have selected
3639                 // some cells (bug 2715).
3640                 if (cmd.button() == mouse_button::button3
3641                     && &bvcur.selBegin().inset() == this
3642                     && bvcur.selIsMultiCell())
3643                         ;
3644                 else
3645                         // Let InsetTableCell do it
3646                         cell(cur.idx())->dispatch(cur, cmd);
3647                 break;
3648         }
3649         case LFUN_MOUSE_MOTION:
3650                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3651                 if (cmd.button() == mouse_button::button1) {
3652                         // only accept motions to places not deeper nested than the real anchor
3653                         if (!bvcur.anchor_.hasPart(cur)) {
3654                                 cur.undispatched();
3655                                 break;
3656                         }
3657                         // select (additional) row
3658                         if (rowselect_) {
3659                                 row_type r = rowFromY(cur, cmd.y);
3660                                 cur.idx() = tabular.getLastCellInRow(r);
3661                                 // we need to reset the cursor's pit and pos now, as the old ones
3662                                 // may no longer be valid.
3663                                 cur.pit() = 0;
3664                                 cur.pos() = 0;
3665                                 bvcur.setCursor(cur);
3666                                 bvcur.setSelection(true);
3667                                 break;
3668                         }
3669                         // select (additional) column
3670                         if (colselect_) {
3671                                 col_type c = columnFromX(cur, cmd.x);
3672                                 cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
3673                                 // we need to reset the cursor's pit and pos now, as the old ones
3674                                 // may no longer be valid.
3675                                 cur.pit() = 0;
3676                                 cur.pos() = 0;
3677                                 bvcur.setCursor(cur);
3678                                 bvcur.setSelection(true);
3679                                 break;
3680                         }
3681                         // only update if selection changes
3682                         if (bvcur.idx() == cur.idx() &&
3683                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3684                                 cur.noUpdate();
3685                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3686                         bvcur.setCursor(cur);
3687                         bvcur.setSelection(true);
3688                         // if this is a multicell selection, we just set the cursor to
3689                         // the beginning of the cell's text.
3690                         if (bvcur.selIsMultiCell()) {
3691                                 bvcur.pit() = bvcur.lastpit();
3692                                 bvcur.pos() = bvcur.lastpos();
3693                         }
3694                 }
3695                 break;
3696
3697         case LFUN_MOUSE_RELEASE:
3698                 rowselect_ = false;
3699                 colselect_ = false;
3700                 break;
3701
3702         case LFUN_CELL_BACKWARD:
3703                 movePrevCell(cur);
3704                 cur.setSelection(false);
3705                 break;
3706
3707         case LFUN_CELL_FORWARD:
3708                 moveNextCell(cur);
3709                 cur.setSelection(false);
3710                 break;
3711
3712         case LFUN_CHAR_FORWARD_SELECT:
3713         case LFUN_CHAR_FORWARD:
3714         case LFUN_CHAR_BACKWARD_SELECT:
3715         case LFUN_CHAR_BACKWARD:
3716         case LFUN_CHAR_RIGHT_SELECT:
3717         case LFUN_CHAR_RIGHT:
3718         case LFUN_CHAR_LEFT_SELECT:
3719         case LFUN_CHAR_LEFT: {
3720                 // determine whether we move to next or previous cell, where to enter
3721                 // the new cell from, and which command to "finish" (i.e., exit the
3722                 // inset) with:
3723                 bool next_cell;
3724                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
3725                 FuncCode finish_lfun;
3726
3727                 if (cmd.action == LFUN_CHAR_FORWARD
3728                                 || cmd.action == LFUN_CHAR_FORWARD_SELECT) {
3729                         next_cell = true;
3730                         finish_lfun = LFUN_FINISHED_FORWARD;
3731                 }
3732                 else if (cmd.action == LFUN_CHAR_BACKWARD
3733                                 || cmd.action == LFUN_CHAR_BACKWARD_SELECT) {
3734                         next_cell = false;
3735                         finish_lfun = LFUN_FINISHED_BACKWARD;
3736                 }
3737                 // LEFT or RIGHT commands --- the interpretation will depend on the
3738                 // table's direction.
3739                 else {
3740                         bool const right = cmd.action == LFUN_CHAR_RIGHT
3741                                 || cmd.action == LFUN_CHAR_RIGHT_SELECT;
3742                         next_cell = isRightToLeft(cur) != right;
3743
3744                         if (lyxrc.visual_cursor)
3745                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
3746
3747                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
3748                 }
3749
3750                 bool const select = cmd.action == LFUN_CHAR_FORWARD_SELECT ||
3751                     cmd.action == LFUN_CHAR_BACKWARD_SELECT ||
3752                     cmd.action == LFUN_CHAR_RIGHT_SELECT ||
3753                     cmd.action == LFUN_CHAR_LEFT_SELECT;
3754
3755                 // If we have a multicell selection or we're
3756                 // not doing some LFUN_*_SELECT thing anyway...
3757                 if (!cur.selIsMultiCell() || !select) {
3758                         col_type const c = tabular.cellColumn(cur.idx());
3759                         row_type const r = tabular.cellRow(cur.idx());
3760                         // Are we trying to select the whole cell and is the whole cell
3761                         // not yet selected?
3762                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
3763                                 ((next_cell && cur.pit() == cur.lastpit()
3764                                 && cur.pos() == cur.lastpos())
3765                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
3766
3767                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
3768
3769                         // ...try to dispatch to the cell's inset.
3770                         cell(cur.idx())->dispatch(cur, cmd);
3771
3772                         // When we already have a selection we want to select the whole cell
3773                         // before going to the next cell.
3774                         if (select_whole && !empty_cell){
3775                                 getText(cur.idx())->selectAll(cur);
3776                                 cur.dispatched();
3777                                 break;
3778                         }
3779
3780                         // FIXME: When we support the selection of an empty cell, remove
3781                         // the !empty_cell from this condition. For now we jump to the next
3782                         // cell if the current cell is empty.
3783                         if (cur.result().dispatched() && !empty_cell)
3784                                 break;
3785                 }
3786
3787                 // move to next/prev cell, as appropriate
3788                 // note that we will always do this if we're selecting and we have
3789                 // a multicell selection
3790                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
3791                         << " cell from: " << int(entry_from));
3792                 if (next_cell)
3793                         moveNextCell(cur, entry_from);
3794                 else
3795                         movePrevCell(cur, entry_from);
3796                 // if we're exiting the table, call the appropriate FINISHED lfun
3797                 if (sl == cur.top())
3798                         cmd = FuncRequest(finish_lfun);
3799                 else
3800                         cur.dispatched();
3801                 break;
3802
3803         }
3804
3805         case LFUN_DOWN_SELECT:
3806         case LFUN_DOWN:
3807                 if (!(cur.selection() && cur.selIsMultiCell()))
3808                         cell(cur.idx())->dispatch(cur, cmd);
3809
3810                 cur.dispatched(); // override the cell's decision
3811                 if (sl == cur.top()) {
3812                         // if our Text didn't do anything to the cursor
3813                         // then we try to put the cursor into the cell below
3814                         // setting also the right targetX.
3815                         cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
3816                         if (tabular.cellRow(cur.idx()) != tabular.nrows() - 1) {
3817                                 cur.idx() = tabular.cellBelow(cur.idx());
3818                                 cur.pit() = 0;
3819                                 TextMetrics const & tm =
3820                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3821                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3822                                 cur.setCurrentFont();
3823                         }
3824                 }
3825                 if (sl == cur.top()) {
3826                         // we trick it to go to forward after leaving the
3827                         // tabular.
3828                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3829                         cur.undispatched();
3830                 }
3831                 if (cur.selIsMultiCell()) {
3832                         cur.pit() = cur.lastpit();
3833                         cur.pos() = cur.lastpos();
3834                         cur.setCurrentFont();
3835                         return;
3836                 }
3837                 break;
3838
3839         case LFUN_UP_SELECT:
3840         case LFUN_UP:
3841                 if (!(cur.selection() && cur.selIsMultiCell()))
3842                         cell(cur.idx())->dispatch(cur, cmd);
3843                 cur.dispatched(); // override the cell's decision
3844                 if (sl == cur.top()) {
3845                         // if our Text didn't do anything to the cursor
3846                         // then we try to put the cursor into the cell above
3847                         // setting also the right targetX.
3848                         cur.selHandle(cmd.action == LFUN_UP_SELECT);
3849                         if (tabular.cellRow(cur.idx()) != 0) {
3850                                 cur.idx() = tabular.cellAbove(cur.idx());
3851                                 cur.pit() = cur.lastpit();
3852                                 Text const * text = cell(cur.idx())->getText(0);
3853                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3854                                 ParagraphMetrics const & pm =
3855                                         tm.parMetrics(cur.lastpit());
3856                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3857                                 cur.setCurrentFont();
3858                         }
3859                 }
3860                 if (sl == cur.top()) {
3861                         cmd = FuncRequest(LFUN_UP);
3862                         cur.undispatched();
3863                 }
3864                 if (cur.selIsMultiCell()) {
3865                         cur.pit() = 0;
3866                         cur.pos() = cur.lastpos();
3867                         cur.setCurrentFont();
3868                         return;
3869                 }
3870                 break;
3871
3872 //      case LFUN_SCREEN_DOWN: {
3873 //              //if (hasSelection())
3874 //              //      cur.selection() = false;
3875 //              col_type const col = tabular.cellColumn(cur.idx());
3876 //              int const t =   cur.bv().top_y() + cur.bv().height();
3877 //              if (t < yo() + tabular.getHeightOfTabular()) {
3878 //                      cur.bv().scrollDocView(t);
3879 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3880 //              } else {
3881 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3882 //              }
3883 //              cur.par() = 0;
3884 //              cur.pos() = 0;
3885 //              break;
3886 //      }
3887 //
3888 //      case LFUN_SCREEN_UP: {
3889 //              //if (hasSelection())
3890 //              //      cur.selection() = false;
3891 //              col_type const col = tabular.cellColumn(cur.idx());
3892 //              int const t =   cur.bv().top_y() + cur.bv().height();
3893 //              if (yo() < 0) {
3894 //                      cur.bv().scrollDocView(t);
3895 //                      if (yo() > 0)
3896 //                              cur.idx() = col;
3897 //                      else
3898 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3899 //              } else {
3900 //                      cur.idx() = col;
3901 //              }
3902 //              cur.par() = cur.lastpar();
3903 //              cur.pos() = cur.lastpos();
3904 //              break;
3905 //      }
3906
3907         case LFUN_LAYOUT_TABULAR:
3908                 cur.bv().showDialog("tabular");
3909                 break;
3910
3911         case LFUN_INSET_MODIFY:
3912                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3913                         cur.undispatched();
3914                 break;
3915
3916         // insert file functions
3917         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3918         case LFUN_FILE_INSERT_PLAINTEXT:
3919                 // FIXME UNICODE
3920                 if (FileName::isAbsolute(to_utf8(cmd.argument()))) {
3921                         docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3922                                 FileName(to_utf8(cmd.argument())));
3923                         if (tmpstr.empty())
3924                                 break;
3925                         cur.recordUndoInset(INSERT_UNDO);
3926                         if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3927                                 // content has been replaced,
3928                                 // so cursor might be invalid
3929                                 cur.pos() = cur.lastpos();
3930                                 cur.pit() = cur.lastpit();
3931                                 bvcur.setCursor(cur);
3932                         } else
3933                                 cur.undispatched();
3934                 }
3935                 break;
3936
3937         case LFUN_CUT:
3938                 if (cur.selIsMultiCell()) {
3939                         if (copySelection(cur)) {
3940                                 cur.recordUndoInset(DELETE_UNDO);
3941                                 cutSelection(cur);
3942                         }
3943                 } else
3944                         cell(cur.idx())->dispatch(cur, cmd);
3945                 break;
3946
3947         case LFUN_SELF_INSERT:
3948                 if (cur.selIsMultiCell()) {
3949                         cur.recordUndoInset(DELETE_UNDO);
3950                         cutSelection(cur);
3951                 }
3952                 cell(cur.idx())->dispatch(cur, cmd);
3953                 break;
3954
3955         case LFUN_CHAR_DELETE_BACKWARD:
3956         case LFUN_CHAR_DELETE_FORWARD:
3957                 if (cur.selIsMultiCell()) {
3958                         cur.recordUndoInset(DELETE_UNDO);
3959                         cutSelection(cur);
3960                 } else
3961                         cell(cur.idx())->dispatch(cur, cmd);
3962                 break;
3963
3964         case LFUN_COPY:
3965                 if (!cur.selection())
3966                         break;
3967                 if (cur.selIsMultiCell()) {
3968                         cur.finishUndo();
3969                         copySelection(cur);
3970                 } else
3971                         cell(cur.idx())->dispatch(cur, cmd);
3972                 break;
3973
3974         case LFUN_CLIPBOARD_PASTE:
3975         case LFUN_PRIMARY_SELECTION_PASTE: {
3976                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3977                         theClipboard().getAsText() :
3978                         theSelection().get();
3979                 if (clip.empty())
3980                         break;
3981                 // pass to InsertPlaintextString, but
3982                 // only if we have multi-cell content
3983                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3984                         cur.recordUndoInset(INSERT_UNDO);
3985                         if (insertPlaintextString(cur.bv(), clip, false)) {
3986                                 // content has been replaced,
3987                                 // so cursor might be invalid
3988                                 cur.pos() = cur.lastpos();
3989                                 cur.pit() = cur.lastpit();
3990                                 bvcur.setCursor(cur);
3991                                 break;
3992                         }
3993                 }
3994                 // Let the cell handle normal text
3995                 cell(cur.idx())->dispatch(cur, cmd);
3996                 break;
3997         }
3998
3999         case LFUN_PASTE:
4000                 if (!tabularStackDirty()) {
4001                         if (!cur.selIsMultiCell())
4002                                 cell(cur.idx())->dispatch(cur, cmd);
4003                         break;
4004                 }
4005                 if (theClipboard().isInternal() ||
4006                     (!theClipboard().hasInternal() && theClipboard().hasLyXContents())) {
4007                         cur.recordUndoInset(INSERT_UNDO);
4008                         pasteClipboard(cur);
4009                 }
4010                 break;
4011
4012         case LFUN_FONT_EMPH:
4013         case LFUN_FONT_BOLD:
4014         case LFUN_FONT_BOLDSYMBOL:
4015         case LFUN_FONT_ROMAN:
4016         case LFUN_FONT_NOUN:
4017         case LFUN_FONT_ITAL:
4018         case LFUN_FONT_FRAK:
4019         case LFUN_FONT_TYPEWRITER:
4020         case LFUN_FONT_SANS:
4021         case LFUN_TEXTSTYLE_APPLY:
4022         case LFUN_TEXTSTYLE_UPDATE:
4023         case LFUN_FONT_SIZE:
4024         case LFUN_FONT_UNDERLINE:
4025         case LFUN_FONT_STRIKEOUT:
4026         case LFUN_FONT_UULINE:
4027         case LFUN_FONT_UWAVE:
4028         case LFUN_LANGUAGE:
4029         case LFUN_WORD_CAPITALIZE:
4030         case LFUN_WORD_UPCASE:
4031         case LFUN_WORD_LOWCASE:
4032         case LFUN_CHARS_TRANSPOSE:
4033                 if (cur.selIsMultiCell()) {
4034                         row_type rs, re;
4035                         col_type cs, ce;
4036                         getSelection(cur, rs, re, cs, ce);
4037                         Cursor tmpcur = cur;
4038                         for (row_type r = rs; r <= re; ++r) {
4039                                 for (col_type c = cs; c <= ce; ++c) {
4040                                         // cursor follows cell:
4041                                         tmpcur.idx() = tabular.cellIndex(r, c);
4042                                         // select this cell only:
4043                                         tmpcur.pit() = 0;
4044                                         tmpcur.pos() = 0;
4045                                         tmpcur.resetAnchor();
4046                                         tmpcur.pit() = tmpcur.lastpit();
4047                                         tmpcur.pos() = tmpcur.top().lastpos();
4048                                         tmpcur.setCursor(tmpcur);
4049                                         tmpcur.setSelection();
4050                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
4051                                 }
4052                         }
4053                         break;
4054                 } else {
4055                         cell(cur.idx())->dispatch(cur, cmd);
4056                         break;
4057                 }
4058
4059         case LFUN_INSET_SETTINGS:
4060                 // relay this lfun to Inset, not to the cell.
4061                 Inset::doDispatch(cur, cmd);
4062                 break;
4063
4064         default:
4065                 // we try to handle this event in the insets dispatch function.
4066                 cell(cur.idx())->dispatch(cur, cmd);
4067                 break;
4068         }
4069 }
4070
4071
4072 // function sets an object as defined in func_status.h:
4073 // states OK, Unknown, Disabled, On, Off.
4074 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
4075         FuncStatus & status) const
4076 {
4077         switch (cmd.action) {
4078         case LFUN_INSET_MODIFY: {
4079                 if (&cur.inset() != this || cmd.getArg(0) != "tabular")
4080                         break;
4081
4082                 string const s = cmd.getArg(1);
4083                 // FIXME: We only check for the very first argument...
4084                 int action = Tabular::LAST_ACTION;
4085                 int i = 0;
4086                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4087                         if (tabularFeature[i].feature == s) {
4088                                 action = tabularFeature[i].action;
4089                                 break;
4090                         }
4091                 }
4092                 if (action == Tabular::LAST_ACTION) {
4093                         status.clear();
4094                         status.unknown(true);
4095                         return true;
4096                 }
4097
4098                 string const argument = cmd.getLongArg(2);
4099
4100                 row_type sel_row_start = 0;
4101                 row_type sel_row_end = 0;
4102                 col_type sel_col_start = 0;
4103                 col_type sel_col_end = 0;
4104                 Tabular::ltType dummyltt;
4105                 bool flag = true;
4106
4107                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4108
4109                 switch (action) {
4110                 case Tabular::SET_PWIDTH:
4111                 case Tabular::SET_MPWIDTH:
4112                 case Tabular::SET_SPECIAL_COLUMN:
4113                 case Tabular::SET_SPECIAL_MULTICOLUMN:
4114                 case Tabular::SET_SPECIAL_MULTIROW:
4115                 case Tabular::APPEND_ROW:
4116                 case Tabular::APPEND_COLUMN:
4117                 case Tabular::DELETE_ROW:
4118                 case Tabular::DELETE_COLUMN:
4119                 case Tabular::COPY_ROW:
4120                 case Tabular::COPY_COLUMN:
4121                 case Tabular::SET_TOP_SPACE:
4122                 case Tabular::SET_BOTTOM_SPACE:
4123                 case Tabular::SET_INTERLINE_SPACE:
4124                         status.clear();
4125                         return true;
4126
4127                 case Tabular::MULTICOLUMN:
4128                         // If a row is set as longtable caption, it must not be allowed
4129                         // to unset that this row is a multicolumn.
4130                         status.setEnabled(sel_row_start == sel_row_end
4131                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4132                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
4133                         break;
4134
4135                 case Tabular::MULTIROW:
4136                         // If a row is set as longtable caption, it must not be allowed
4137                         // to unset that this row is a multirow.
4138                         status.setEnabled(sel_col_start == sel_col_end
4139                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4140                         status.setOnOff(tabular.isMultiRow(cur.idx()));
4141                         break;
4142
4143                 case Tabular::SET_ALL_LINES:
4144                 case Tabular::UNSET_ALL_LINES:
4145                 case Tabular::SET_BORDER_LINES:
4146                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4147                         break;
4148
4149                 case Tabular::SET_LINE_TOP:
4150                 case Tabular::SET_LINE_BOTTOM:
4151                 case Tabular::SET_LINE_LEFT:
4152                 case Tabular::SET_LINE_RIGHT:
4153                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4154                         break;
4155
4156                 case Tabular::TOGGLE_LINE_TOP:
4157                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4158                         status.setOnOff(tabular.topLine(cur.idx()));
4159                         break;
4160
4161                 case Tabular::TOGGLE_LINE_BOTTOM:
4162                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4163                         status.setOnOff(tabular.bottomLine(cur.idx()));
4164                         break;
4165
4166                 case Tabular::TOGGLE_LINE_LEFT:
4167                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4168                         status.setOnOff(tabular.leftLine(cur.idx()));
4169                         break;
4170
4171                 case Tabular::TOGGLE_LINE_RIGHT:
4172                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4173                         status.setOnOff(tabular.rightLine(cur.idx()));
4174                         break;
4175
4176                 case Tabular::M_ALIGN_LEFT:
4177                         flag = false;
4178                 case Tabular::ALIGN_LEFT:
4179                         status.setEnabled(!tabular.isMultiRow(cur.idx()));
4180                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
4181                         break;
4182
4183                 case Tabular::M_ALIGN_RIGHT:
4184                         flag = false;
4185                 case Tabular::ALIGN_RIGHT:
4186                         status.setEnabled(!tabular.isMultiRow(cur.idx()));
4187                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
4188                         break;
4189
4190                 case Tabular::M_ALIGN_CENTER:
4191                         flag = false;
4192                 case Tabular::ALIGN_CENTER:
4193                         status.setEnabled(!tabular.isMultiRow(cur.idx()));
4194                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
4195                         break;
4196
4197                 case Tabular::ALIGN_BLOCK:
4198                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4199                                 && !tabular.isMultiRow(cur.idx()));
4200                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
4201                         break;
4202
4203                 case Tabular::M_VALIGN_TOP:
4204                         flag = false;
4205                 case Tabular::VALIGN_TOP:
4206                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4207                                 && !tabular.isMultiRow(cur.idx()));
4208                         status.setOnOff(
4209                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
4210                         break;
4211
4212                 case Tabular::M_VALIGN_BOTTOM:
4213                         flag = false;
4214                 case Tabular::VALIGN_BOTTOM:
4215                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4216                                 && !tabular.isMultiRow(cur.idx()));
4217                         status.setOnOff(
4218                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
4219                         break;
4220
4221                 case Tabular::M_VALIGN_MIDDLE:
4222                         flag = false;
4223                 case Tabular::VALIGN_MIDDLE:
4224                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4225                                 && !tabular.isMultiRow(cur.idx()));
4226                         status.setOnOff(
4227                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
4228                         break;
4229
4230                 case Tabular::SET_LONGTABULAR:
4231                         status.setOnOff(tabular.is_long_tabular);
4232                         break;
4233
4234                 case Tabular::UNSET_LONGTABULAR:
4235                         status.setOnOff(!tabular.is_long_tabular);
4236                         break;
4237
4238                 case Tabular::TOGGLE_ROTATE_TABULAR:
4239                 case Tabular::SET_ROTATE_TABULAR:
4240                         status.setOnOff(tabular.rotate);
4241                         break;
4242
4243                 case Tabular::TABULAR_VALIGN_TOP:
4244                         status.setOnOff(tabular.tabular_valignment
4245                                 == Tabular::LYX_VALIGN_TOP);
4246                         break;
4247                 case Tabular::TABULAR_VALIGN_MIDDLE:
4248                         status.setOnOff(tabular.tabular_valignment
4249                                 == Tabular::LYX_VALIGN_MIDDLE);
4250                         break;
4251                 case Tabular::TABULAR_VALIGN_BOTTOM:
4252                         status.setOnOff(tabular.tabular_valignment
4253                                 == Tabular::LYX_VALIGN_BOTTOM);
4254                         break;
4255
4256                 case Tabular::LONGTABULAR_ALIGN_LEFT:
4257                         status.setOnOff(tabular.longtabular_alignment
4258                                 == Tabular::LYX_LONGTABULAR_ALIGN_LEFT);
4259                         break;
4260                 case Tabular::LONGTABULAR_ALIGN_CENTER:
4261                         status.setOnOff(tabular.longtabular_alignment
4262                                 == Tabular::LYX_LONGTABULAR_ALIGN_CENTER);
4263                         break;
4264                 case Tabular::LONGTABULAR_ALIGN_RIGHT:
4265                         status.setOnOff(tabular.longtabular_alignment
4266                                 == Tabular::LYX_LONGTABULAR_ALIGN_RIGHT);
4267                         break;
4268
4269                 case Tabular::UNSET_ROTATE_TABULAR:
4270                         status.setOnOff(!tabular.rotate);
4271                         break;
4272
4273                 case Tabular::TOGGLE_ROTATE_CELL:
4274                 case Tabular::SET_ROTATE_CELL:
4275                         status.setOnOff(!oneCellHasRotationState(false,
4276                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4277                         break;
4278
4279                 case Tabular::UNSET_ROTATE_CELL:
4280                         status.setOnOff(!oneCellHasRotationState(true,
4281                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4282                         break;
4283
4284                 case Tabular::SET_USEBOX:
4285                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
4286                         break;
4287
4288                 // every row can only be one thing:
4289                 // either a footer or header or caption
4290                 case Tabular::SET_LTFIRSTHEAD:
4291                         status.setEnabled(sel_row_start == sel_row_end
4292                                 && !tabular.ltCaption(sel_row_start));
4293                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4294                         break;
4295
4296                 case Tabular::UNSET_LTFIRSTHEAD:
4297                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4298                         break;
4299
4300                 case Tabular::SET_LTHEAD:
4301                         status.setEnabled(sel_row_start == sel_row_end
4302                                 && !tabular.ltCaption(sel_row_start));
4303                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
4304                         break;
4305
4306                 case Tabular::UNSET_LTHEAD:
4307                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
4308                         break;
4309
4310                 case Tabular::SET_LTFOOT:
4311                         status.setEnabled(sel_row_start == sel_row_end
4312                                 && !tabular.ltCaption(sel_row_start));
4313                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4314                         break;
4315
4316                 case Tabular::UNSET_LTFOOT:
4317                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4318                         break;
4319
4320                 case Tabular::SET_LTLASTFOOT:
4321                         status.setEnabled(sel_row_start == sel_row_end
4322                                 && !tabular.ltCaption(sel_row_start));
4323                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4324                         break;
4325
4326                 case Tabular::UNSET_LTLASTFOOT:
4327                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4328                         break;
4329
4330                 case Tabular::SET_LTNEWPAGE:
4331                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
4332                         break;
4333
4334                 // only one row can be the caption
4335                 // and a multirow cannot be set as caption
4336                 case Tabular::TOGGLE_LTCAPTION:
4337                         status.setEnabled(sel_row_start == sel_row_end
4338                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
4339                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
4340                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
4341                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
4342                                 && (!tabular.haveLTCaption()
4343                                         || tabular.ltCaption(sel_row_start))
4344                                 && !tabular.isMultiRow(sel_row_start));
4345                         status.setOnOff(tabular.ltCaption(sel_row_start));
4346                         break;
4347
4348                 case Tabular::SET_BOOKTABS:
4349                         status.setOnOff(tabular.use_booktabs);
4350                         break;
4351
4352                 case Tabular::UNSET_BOOKTABS:
4353                         status.setOnOff(!tabular.use_booktabs);
4354                         break;
4355
4356                 default:
4357                         status.clear();
4358                         status.setEnabled(false);
4359                         break;
4360                 }
4361                 return true;
4362         }
4363
4364         // These are only enabled inside tabular
4365         case LFUN_CELL_BACKWARD:
4366         case LFUN_CELL_FORWARD:
4367                 status.setEnabled(true);
4368                 return true;
4369
4370         // disable these with multiple cells selected
4371         case LFUN_INSET_INSERT:
4372         case LFUN_TABULAR_INSERT:
4373         case LFUN_FLEX_INSERT:
4374         case LFUN_FLOAT_INSERT:
4375         case LFUN_FLOAT_WIDE_INSERT:
4376         case LFUN_FOOTNOTE_INSERT:
4377         case LFUN_MARGINALNOTE_INSERT:
4378         case LFUN_MATH_INSERT:
4379         case LFUN_MATH_MODE:
4380         case LFUN_MATH_MUTATE:
4381         case LFUN_MATH_DISPLAY:
4382         case LFUN_NOTE_INSERT:
4383         case LFUN_OPTIONAL_INSERT:
4384         case LFUN_BOX_INSERT:
4385         case LFUN_BRANCH_INSERT:
4386         case LFUN_PHANTOM_INSERT:
4387         case LFUN_WRAP_INSERT:
4388         case LFUN_ERT_INSERT: {
4389                 if (cur.selIsMultiCell()) {
4390                         status.setEnabled(false);
4391                         return true;
4392                 } else
4393                         return cell(cur.idx())->getStatus(cur, cmd, status);
4394         }
4395
4396         // disable in non-fixed-width cells
4397         case LFUN_NEWLINE_INSERT:
4398         case LFUN_BREAK_PARAGRAPH: {
4399                 if (tabular.getPWidth(cur.idx()).zero()) {
4400                         status.setEnabled(false);
4401                         return true;
4402                 } else
4403                         return cell(cur.idx())->getStatus(cur, cmd, status);
4404         }
4405
4406         case LFUN_NEWPAGE_INSERT:
4407                 status.setEnabled(false);
4408                 return true;
4409
4410         case LFUN_PASTE:
4411                 if (tabularStackDirty() && theClipboard().isInternal()) {
4412                         if (cur.selIsMultiCell()) {
4413                                 row_type rs, re;
4414                                 col_type cs, ce;
4415                                 getSelection(cur, rs, re, cs, ce);
4416                                 if (paste_tabular && paste_tabular->ncols() == ce - cs + 1
4417                                           && paste_tabular->nrows() == re - rs + 1)
4418                                         status.setEnabled(true);
4419                                 else {
4420                                         status.setEnabled(false);
4421                                         status.message(_("Selection size should match clipboard content."));
4422                                 }
4423                         } else
4424                                 status.setEnabled(true);
4425                         return true;
4426                 }
4427                 return cell(cur.idx())->getStatus(cur, cmd, status);
4428
4429         case LFUN_INSET_SETTINGS:
4430                 // relay this lfun to Inset, not to the cell.
4431                 return Inset::getStatus(cur, cmd, status);
4432
4433         default:
4434                 // we try to handle this event in the insets dispatch function.
4435                 return cell(cur.idx())->getStatus(cur, cmd, status);
4436         }
4437         return false;
4438 }
4439
4440
4441 Inset::DisplayType InsetTabular::display() const
4442 {
4443                 if (tabular.is_long_tabular) {
4444                         switch (tabular.longtabular_alignment) {
4445                         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
4446                                 return AlignLeft;
4447                         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
4448                                 return AlignCenter;
4449                         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
4450                                 return AlignRight;
4451                         default:
4452                                 return AlignCenter;
4453                         }
4454                 } else
4455                         return Inline;
4456 }
4457
4458
4459 int InsetTabular::latex(odocstream & os, OutputParams const & runparams) const
4460 {
4461         return tabular.latex(os, runparams);
4462 }
4463
4464
4465 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
4466 {
4467         os << '\n'; // output table on a new line
4468         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
4469         tabular.plaintext(os, runparams, dp, false, 0);
4470         return PLAINTEXT_NEWLINE;
4471 }
4472
4473
4474 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
4475 {
4476         int ret = 0;
4477         Inset * master = 0;
4478
4479         // FIXME: Why not pass a proper DocIterator here?
4480 #if 0
4481         // if the table is inside a float it doesn't need the informaltable
4482         // wrapper. Search for it.
4483         for (master = owner(); master; master = master->owner())
4484                 if (master->lyxCode() == FLOAT_CODE)
4485                         break;
4486 #endif
4487
4488         if (!master) {
4489                 os << "<informaltable>";
4490                 ++ret;
4491         }
4492         ret += tabular.docbook(os, runparams);
4493         if (!master) {
4494                 os << "</informaltable>";
4495                 ++ret;
4496         }
4497         return ret;
4498 }
4499
4500
4501 docstring InsetTabular::xhtml(XHTMLStream & xs, OutputParams const & rp) const
4502 {
4503         // FIXME XHTML
4504         // It'd be better to be able to get this from an InsetLayout, but at present
4505         // InsetLayouts do not seem really to work for things that aren't InsetTexts.
4506         xs << html::StartTag("table");
4507         docstring ret = tabular.xhtml(xs, rp);
4508         xs << html::EndTag("table");
4509         return ret;
4510 }
4511
4512
4513 void InsetTabular::validate(LaTeXFeatures & features) const
4514 {
4515         tabular.validate(features);
4516         // FIXME XHTML
4517         // It'd be better to be able to get this from an InsetLayout, but at present
4518         // InsetLayouts do not seem really to work for things that aren't InsetTexts.
4519         if (features.runparams().flavor == OutputParams::HTML)
4520                 features.addPreambleSnippet("<style type=\"text/css\">\n"
4521       "table { border: 1px solid black; display: inline-block; }\n"
4522       "td { border: 1px solid black; padding: 0.5ex; }\n"
4523       "</style>");
4524 }
4525
4526
4527 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
4528 {
4529         return tabular.cellInset(idx);
4530 }
4531
4532
4533 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
4534 {
4535         return tabular.cellInset(idx);
4536 }
4537
4538
4539 void InsetTabular::cursorPos(BufferView const & bv,
4540                 CursorSlice const & sl, bool boundary, int & x, int & y) const
4541 {
4542         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
4543
4544         int const row = tabular.cellRow(sl.idx());
4545         int const col = tabular.cellColumn(sl.idx());
4546
4547         // y offset     correction
4548         for (int r = 0; r < row; ++r)
4549                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4550                         + tabular.interRowSpace(r + 1);
4551
4552         y += tabular.textVOffset(sl.idx());
4553
4554         // x offset correction
4555         for (int c = 0; c < col; ++c)
4556                 x += tabular.column_info[c].width;
4557
4558         x += tabular.textHOffset(sl.idx());
4559         x += ADD_TO_TABULAR_WIDTH;
4560         x += scx_;
4561 }
4562
4563
4564 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
4565 {
4566         int xx = 0;
4567         int yy = 0;
4568         Inset const & inset = *tabular.cellInset(cell);
4569         Point o = bv.coordCache().getInsets().xy(&inset);
4570         int const xbeg = o.x_ - tabular.textHOffset(cell);
4571         int const xend = xbeg + tabular.columnWidth(cell);
4572         row_type const row = tabular.cellRow(cell);
4573         int const ybeg = o.y_ - tabular.rowAscent(row)
4574                 - tabular.interRowSpace(row);
4575         int const yend = ybeg + tabular.cellHeight(cell);
4576
4577         if (x < xbeg)
4578                 xx = xbeg - x;
4579         else if (x > xend)
4580                 xx = x - xend;
4581
4582         if (y < ybeg)
4583                 yy = ybeg - y;
4584         else if (y > yend)
4585                 yy = y - yend;
4586
4587         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
4588         //       << " ybeg=" << ybeg << " yend=" << yend
4589         //       << " xx=" << xx << " yy=" << yy
4590         //       << " dist=" << xx + yy << endl;
4591         return xx + yy;
4592 }
4593
4594
4595 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
4596 {
4597         //lyxerr << "InsetTabular::editXY: " << this << endl;
4598         cur.setSelection(false);
4599         cur.push(*this);
4600         cur.idx() = getNearestCell(cur.bv(), x, y);
4601         resetPos(cur);
4602         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
4603 }
4604
4605
4606 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
4607 {
4608         cur.idx() = getNearestCell(cur.bv(), x, y);
4609         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
4610 }
4611
4612
4613 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
4614 {
4615         idx_type idx_min = 0;
4616         int dist_min = numeric_limits<int>::max();
4617         for (idx_type i = 0, n = nargs(); i != n; ++i) {
4618                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
4619                         int const d = dist(bv, i, x, y);
4620                         if (d < dist_min) {
4621                                 dist_min = d;
4622                                 idx_min = i;
4623                         }
4624                 }
4625         }
4626         return idx_min;
4627 }
4628
4629
4630 int InsetTabular::cellXPos(idx_type const cell) const
4631 {
4632         col_type col = tabular.cellColumn(cell);
4633         int lx = 0;
4634         for (col_type c = 0; c < col; ++c)
4635                 lx += tabular.columnWidth(c);
4636
4637         return lx;
4638 }
4639
4640
4641 void InsetTabular::resetPos(Cursor & cur) const
4642 {
4643         BufferView & bv = cur.bv();
4644         int const maxwidth = bv.workWidth();
4645
4646         int const scx_old = scx_;
4647         int const i = cur.find(this);
4648         if (i == -1) {
4649                 scx_ = 0;
4650         } else {
4651                 int const X1 = 0;
4652                 int const X2 = maxwidth;
4653                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
4654                 int const x1 = xo(cur.bv()) + cellXPos(cur[i].idx()) + offset;
4655                 int const x2 = x1 + tabular.columnWidth(cur[i].idx());
4656
4657                 if (x1 < X1)
4658                         scx_ = X1 + 20 - x1;
4659                 else if (x2 > X2)
4660                         scx_ = X2 - 20 - x2;
4661                 else
4662                         scx_ = 0;
4663         }
4664
4665         // only update if offset changed
4666         if (scx_ != scx_old)
4667                 cur.updateFlags(Update::Force | Update::FitCursor);
4668 }
4669
4670
4671 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
4672 {
4673         row_type const row = tabular.cellRow(cur.idx());
4674         col_type const col = tabular.cellColumn(cur.idx());
4675
4676         if (isRightToLeft(cur)) {
4677                 if (tabular.cellColumn(cur.idx()) == 0) {
4678                         if (row == tabular.nrows() - 1)
4679                                 return;
4680                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
4681                 } else {
4682                         if (cur.idx() == 0)
4683                                 return;
4684                         if (col == 0)
4685                                 cur.idx() = tabular.getLastCellInRow(row - 1);
4686                         else
4687                                 cur.idx() = tabular.cellIndex(row, col - 1);
4688                 }
4689         } else {
4690                 if (tabular.isLastCell(cur.idx()))
4691                         return;
4692                 if (cur.idx() == tabular.getLastCellInRow(row))
4693                         cur.idx() = tabular.cellIndex(row + 1, 0);
4694                 else {
4695                         col_type const colnextcell = col + tabular.columnSpan(cur.idx());
4696                         cur.idx() = tabular.cellIndex(row, colnextcell);
4697                 }
4698         }
4699
4700         cur.boundary(false);
4701
4702         if (cur.selIsMultiCell()) {
4703                 cur.pit() = cur.lastpit();
4704                 cur.pos() = cur.lastpos();
4705                 resetPos(cur);
4706                 return;
4707         }
4708
4709         cur.pit() = 0;
4710         cur.pos() = 0;
4711
4712         // in visual mode, place cursor at extreme left or right
4713
4714         switch(entry_from) {
4715
4716         case ENTRY_DIRECTION_RIGHT:
4717                 cur.posVisToRowExtremity(false /* !left */);
4718                 break;
4719         case ENTRY_DIRECTION_LEFT:
4720                 cur.posVisToRowExtremity(true /* left */);
4721                 break;
4722         case ENTRY_DIRECTION_IGNORE:
4723                 // nothing to do in this case
4724                 break;
4725
4726         }
4727         cur.setCurrentFont();
4728         resetPos(cur);
4729 }
4730
4731
4732 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
4733 {
4734         row_type const row = tabular.cellRow(cur.idx());
4735         col_type const col = tabular.cellColumn(cur.idx());
4736
4737         if (isRightToLeft(cur)) {
4738                 if (cur.idx() == tabular.getLastCellInRow(row)) {
4739                         if (row == 0)
4740                                 return;
4741                         cur.idx() = tabular.getFirstCellInRow(row);
4742                         cur.idx() = tabular.cellAbove(cur.idx());
4743                 } else {
4744                         if (tabular.isLastCell(cur.idx()))
4745                                 return;
4746                         if (cur.idx() == tabular.getLastCellInRow(row))
4747                                 cur.idx() = tabular.cellIndex(row + 1, 0);
4748                         else
4749                                 cur.idx() = tabular.cellIndex(row, col + 1);
4750                 }
4751         } else {
4752                 if (cur.idx() == 0) // first cell
4753                         return;
4754                 if (col == 0)
4755                         cur.idx() = tabular.getLastCellInRow(row - 1);
4756                 else
4757                         cur.idx() = tabular.cellIndex(row, col - 1);
4758         }
4759
4760         if (cur.selIsMultiCell()) {
4761                 cur.pit() = cur.lastpit();
4762                 cur.pos() = cur.lastpos();
4763                 resetPos(cur);
4764                 return;
4765         }
4766
4767         cur.pit() = cur.lastpit();
4768         cur.pos() = cur.lastpos();
4769
4770         // in visual mode, place cursor at extreme left or right
4771
4772         switch(entry_from) {
4773
4774         case ENTRY_DIRECTION_RIGHT:
4775                 cur.posVisToRowExtremity(false /* !left */);
4776                 break;
4777         case ENTRY_DIRECTION_LEFT:
4778                 cur.posVisToRowExtremity(true /* left */);
4779                 break;
4780         case ENTRY_DIRECTION_IGNORE:
4781                 // nothing to do in this case
4782                 break;
4783
4784         }
4785         cur.setCurrentFont();
4786         resetPos(cur);
4787 }
4788
4789
4790 bool InsetTabular::tabularFeatures(Cursor & cur, string const & argument)
4791 {
4792         istringstream is(argument);
4793         string s;
4794         is >> s;
4795         if (insetCode(s) != TABULAR_CODE)
4796                 return false;
4797
4798         // Safe guard.
4799         size_t safe_guard = 0;
4800         for (;;) {
4801                 if (is.eof())
4802                         break;
4803                 safe_guard++;
4804                 if (safe_guard > 1000) {
4805                         LYXERR0("parameter max count reached!");
4806                         break;
4807                 }
4808                 is >> s;
4809                 Tabular::Feature action = Tabular::LAST_ACTION;
4810
4811                 size_t i = 0;
4812                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4813                         if (s != tabularFeature[i].feature)
4814                                 continue;
4815
4816                         action = tabularFeature[i].action;
4817                         break;
4818                 }
4819                 if (action == Tabular::LAST_ACTION) {
4820                         LYXERR0("Feature not found " << s);
4821                         continue;
4822                 }
4823                 string val;
4824                 if (tabularFeature[i].need_value)
4825                         is >> val;
4826                 LYXERR(Debug::DEBUG, "Feature: " << s << "\t\tvalue: " << val);
4827                 tabularFeatures(cur, action, val);
4828         }
4829         return true;
4830 }
4831
4832
4833 static void checkLongtableSpecial(Tabular::ltType & ltt,
4834                           string const & special, bool & flag)
4835 {
4836         if (special == "dl_above") {
4837                 ltt.topDL = flag;
4838                 ltt.set = false;
4839         } else if (special == "dl_below") {
4840                 ltt.bottomDL = flag;
4841                 ltt.set = false;
4842         } else if (special == "empty") {
4843                 ltt.empty = flag;
4844                 ltt.set = false;
4845         } else if (flag) {
4846                 ltt.empty = false;
4847                 ltt.set = true;
4848         }
4849 }
4850
4851
4852 bool InsetTabular::oneCellHasRotationState(bool rotated,
4853                 row_type row_start, row_type row_end,
4854                 col_type col_start, col_type col_end) const
4855 {
4856         for (row_type r = row_start; r <= row_end; ++r)
4857                 for (col_type c = col_start; c <= col_end; ++c)
4858                         if (tabular.getRotateCell(tabular.cellIndex(r, c)) == rotated)
4859                                 return true;
4860
4861         return false;
4862 }
4863
4864 void InsetTabular::tabularFeatures(Cursor & cur,
4865         Tabular::Feature feature, string const & value)
4866 {
4867         col_type sel_col_start;
4868         col_type sel_col_end;
4869         row_type sel_row_start;
4870         row_type sel_row_end;
4871         bool setLines = false;
4872         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4873         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4874
4875         switch (feature) {
4876
4877         case Tabular::M_ALIGN_LEFT:
4878         case Tabular::ALIGN_LEFT:
4879                 setAlign = LYX_ALIGN_LEFT;
4880                 break;
4881
4882         case Tabular::M_ALIGN_RIGHT:
4883         case Tabular::ALIGN_RIGHT:
4884                 setAlign = LYX_ALIGN_RIGHT;
4885                 break;
4886
4887         case Tabular::M_ALIGN_CENTER:
4888         case Tabular::ALIGN_CENTER:
4889                 setAlign = LYX_ALIGN_CENTER;
4890                 break;
4891
4892         case Tabular::ALIGN_BLOCK:
4893                 setAlign = LYX_ALIGN_BLOCK;
4894                 break;
4895
4896         case Tabular::M_VALIGN_TOP:
4897         case Tabular::VALIGN_TOP:
4898                 setVAlign = Tabular::LYX_VALIGN_TOP;
4899                 break;
4900
4901         case Tabular::M_VALIGN_BOTTOM:
4902         case Tabular::VALIGN_BOTTOM:
4903                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4904                 break;
4905
4906         case Tabular::M_VALIGN_MIDDLE:
4907         case Tabular::VALIGN_MIDDLE:
4908                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4909                 break;
4910
4911         default:
4912                 break;
4913         }
4914
4915         cur.recordUndoInset(ATOMIC_UNDO);
4916
4917         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4918         row_type const row = tabular.cellRow(cur.idx());
4919         col_type const column = tabular.cellColumn(cur.idx());
4920         bool flag = true;
4921         Tabular::ltType ltt;
4922
4923         switch (feature) {
4924
4925         case Tabular::SET_PWIDTH: {
4926                 Length const len(value);
4927                 tabular.setColumnPWidth(cur, cur.idx(), len);
4928                 if (len.zero()
4929                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4930                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4931                 break;
4932         }
4933
4934         case Tabular::SET_MPWIDTH:
4935                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4936                 break;
4937
4938         case Tabular::SET_SPECIAL_COLUMN:
4939         case Tabular::SET_SPECIAL_MULTICOLUMN:
4940                 if (value == "none")
4941                         tabular.setAlignSpecial(cur.idx(), docstring(), feature);
4942                 else
4943                         tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4944                 break;
4945
4946         case Tabular::SET_SPECIAL_MULTIROW:
4947                 //FIXME: noting to do here?
4948                 break;
4949
4950         case Tabular::APPEND_ROW:
4951                 // append the row into the tabular
4952                 tabular.appendRow(cur.idx());
4953                 break;
4954
4955         case Tabular::APPEND_COLUMN:
4956                 // append the column into the tabular
4957                 tabular.appendColumn(cur.idx());
4958                 cur.idx() = tabular.cellIndex(row, column);
4959                 break;
4960
4961         case Tabular::DELETE_ROW:
4962                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
4963                         tabular.deleteRow(sel_row_start);
4964                 if (sel_row_start >= tabular.nrows())
4965                         --sel_row_start;
4966                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4967                 cur.pit() = 0;
4968                 cur.pos() = 0;
4969                 cur.setSelection(false);
4970                 break;
4971
4972         case Tabular::DELETE_COLUMN:
4973                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
4974                         tabular.deleteColumn(sel_col_start);
4975                 if (sel_col_start >= tabular.ncols())
4976                         --sel_col_start;
4977                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4978                 cur.pit() = 0;
4979                 cur.pos() = 0;
4980                 cur.setSelection(false);
4981                 break;
4982
4983         case Tabular::COPY_ROW:
4984                 tabular.copyRow(row);
4985                 break;
4986
4987         case Tabular::COPY_COLUMN:
4988                 tabular.copyColumn(column);
4989                 cur.idx() = tabular.cellIndex(row, column);
4990                 break;
4991
4992         case Tabular::SET_LINE_TOP:
4993         case Tabular::TOGGLE_LINE_TOP: {
4994                 bool lineSet = (feature == Tabular::SET_LINE_TOP)
4995                                ? (value == "true") : !tabular.topLine(cur.idx());
4996                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
4997                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
4998                                 tabular.setTopLine(tabular.cellIndex(r, c), lineSet);
4999                 break;
5000         }
5001
5002         case Tabular::SET_LINE_BOTTOM:
5003         case Tabular::TOGGLE_LINE_BOTTOM: {
5004                 bool lineSet = (feature == Tabular::SET_LINE_BOTTOM)
5005                                ? (value == "true") : !tabular.bottomLine(cur.idx());
5006                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5007                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5008                                 tabular.setBottomLine(tabular.cellIndex(r, c), lineSet);
5009                 break;
5010         }
5011
5012         case Tabular::SET_LINE_LEFT:
5013         case Tabular::TOGGLE_LINE_LEFT: {
5014                 bool lineSet = (feature == Tabular::SET_LINE_LEFT)
5015                                ? (value == "true") : !tabular.leftLine(cur.idx());
5016                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5017                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5018                                 tabular.setLeftLine(tabular.cellIndex(r, c), lineSet);
5019                 break;
5020         }
5021
5022         case Tabular::SET_LINE_RIGHT:
5023         case Tabular::TOGGLE_LINE_RIGHT: {
5024                 bool lineSet = (feature == Tabular::SET_LINE_RIGHT)
5025                                ? (value == "true") : !tabular.rightLine(cur.idx());
5026                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5027                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5028                                 tabular.setRightLine(tabular.cellIndex(r, c), lineSet);
5029                 break;
5030         }
5031
5032         case Tabular::M_ALIGN_LEFT:
5033         case Tabular::M_ALIGN_RIGHT:
5034         case Tabular::M_ALIGN_CENTER:
5035                 flag = false;
5036         case Tabular::ALIGN_LEFT:
5037         case Tabular::ALIGN_RIGHT:
5038         case Tabular::ALIGN_CENTER:
5039         case Tabular::ALIGN_BLOCK:
5040                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5041                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5042                                 tabular.setAlignment(tabular.cellIndex(r, c), setAlign, flag);
5043                 break;
5044
5045         case Tabular::M_VALIGN_TOP:
5046         case Tabular::M_VALIGN_BOTTOM:
5047         case Tabular::M_VALIGN_MIDDLE:
5048                 flag = false;
5049         case Tabular::VALIGN_TOP:
5050         case Tabular::VALIGN_BOTTOM:
5051         case Tabular::VALIGN_MIDDLE:
5052                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5053                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5054                                 tabular.setVAlignment(tabular.cellIndex(r, c), setVAlign, flag);
5055                 break;
5056
5057         case Tabular::MULTICOLUMN: {
5058                 if (!cur.selection()) {
5059                         // just multicol for one single cell
5060                         // check whether we are completely in a multicol
5061                         if (tabular.isMultiColumn(cur.idx()))
5062                                 tabular.unsetMultiColumn(cur.idx());
5063                         else
5064                                 tabular.setMultiColumn(cur.idx(), 1);
5065                         break;
5066                 }
5067                 // we have a selection so this means we just add all this
5068                 // cells to form a multicolumn cell
5069                 idx_type const s_start = cur.selBegin().idx();
5070                 row_type const col_start = tabular.cellColumn(s_start);
5071                 row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
5072                 cur.idx() = tabular.setMultiColumn(s_start, col_end - col_start + 1);
5073                 cur.pit() = 0;
5074                 cur.pos() = 0;
5075                 cur.setSelection(false);
5076                 break;
5077         }
5078
5079         case Tabular::MULTIROW: {
5080                 if (!cur.selection()) {
5081                         // just multirow for one single cell
5082                         // check whether we are completely in a multirow
5083                         if (tabular.isMultiRow(cur.idx()))
5084                                 tabular.unsetMultiRow(cur.idx());
5085                         else
5086                                 tabular.setMultiRow(cur.idx(), 1);
5087                         break;
5088                 }
5089                 // we have a selection so this means we just add all this
5090                 // cells to form a multirow cell
5091                 idx_type const s_start = cur.selBegin().idx();
5092                 row_type const row_start = tabular.cellRow(s_start);
5093                 row_type const row_end = tabular.cellRow(cur.selEnd().idx());
5094                 cur.idx() = tabular.setMultiRow(s_start, row_end - row_start + 1);
5095                 cur.pit() = 0;
5096                 cur.pos() = 0;
5097                 cur.setSelection(false);
5098                 break;
5099         }
5100
5101         case Tabular::SET_ALL_LINES:
5102                 setLines = true;
5103         case Tabular::UNSET_ALL_LINES:
5104                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5105                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5106                                 idx_type const cell = tabular.cellIndex(r, c);
5107                                 tabular.setTopLine(cell, setLines);
5108                                 tabular.setBottomLine(cell, setLines);
5109                                 tabular.setRightLine(cell, setLines);
5110                                 tabular.setLeftLine(cell, setLines);
5111                         }
5112                 break;
5113
5114         case Tabular::SET_BORDER_LINES:
5115                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5116                         tabular.setLeftLine(tabular.cellIndex(r, sel_col_start), true);
5117                         tabular.setRightLine(tabular.cellIndex(r, sel_col_end), true);
5118                 }
5119                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5120                         tabular.setTopLine(tabular.cellIndex(sel_row_start, c), true);
5121                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, c), true);
5122                 }
5123                 break;
5124
5125         case Tabular::SET_LONGTABULAR:
5126                 tabular.is_long_tabular = true;
5127                 break;
5128
5129         case Tabular::UNSET_LONGTABULAR:
5130                 for (row_type r = 0; r < tabular.nrows(); ++r) {
5131                         if (tabular.ltCaption(r)) {
5132                                 cur.idx() = tabular.cellIndex(r, 0);
5133                                 cur.pit() = 0;
5134                                 cur.pos() = 0;
5135                                 tabularFeatures(cur, Tabular::TOGGLE_LTCAPTION);
5136                         }
5137                 }
5138                 tabular.is_long_tabular = false;
5139                 break;
5140
5141         case Tabular::SET_ROTATE_TABULAR:
5142                 tabular.rotate = true;
5143                 break;
5144
5145         case Tabular::UNSET_ROTATE_TABULAR:
5146                 tabular.rotate = false;
5147                 break;
5148
5149         case Tabular::TOGGLE_ROTATE_TABULAR:
5150                 tabular.rotate = !tabular.rotate;
5151                 break;
5152
5153         case Tabular::TABULAR_VALIGN_TOP:
5154                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
5155                 break;
5156
5157         case Tabular::TABULAR_VALIGN_MIDDLE:
5158                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
5159                 break;
5160
5161         case Tabular::TABULAR_VALIGN_BOTTOM:
5162                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
5163                 break;
5164
5165         case Tabular::LONGTABULAR_ALIGN_LEFT:
5166                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
5167                 break;
5168
5169         case Tabular::LONGTABULAR_ALIGN_CENTER:
5170                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
5171                 break;
5172
5173         case Tabular::LONGTABULAR_ALIGN_RIGHT:
5174                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
5175                 break;
5176
5177
5178
5179         case Tabular::SET_ROTATE_CELL:
5180                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5181                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5182                                 tabular.setRotateCell(tabular.cellIndex(r, c), true);
5183                 break;
5184
5185         case Tabular::UNSET_ROTATE_CELL:
5186                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5187                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5188                                 tabular.setRotateCell(tabular.cellIndex(r, c), false);
5189                 break;
5190
5191         case Tabular::TOGGLE_ROTATE_CELL:
5192                 {
5193                 bool oneNotRotated = oneCellHasRotationState(false,
5194                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5195
5196                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5197                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5198                                 tabular.setRotateCell(tabular.cellIndex(r, c),
5199                                                                           oneNotRotated);
5200                 }
5201                 break;
5202
5203         case Tabular::SET_USEBOX: {
5204                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
5205                 if (val == tabular.getUsebox(cur.idx()))
5206                         val = Tabular::BOX_NONE;
5207                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5208                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5209                                 tabular.setUsebox(tabular.cellIndex(r, c), val);
5210                 break;
5211         }
5212
5213         case Tabular::UNSET_LTFIRSTHEAD:
5214                 flag = false;
5215         case Tabular::SET_LTFIRSTHEAD:
5216                 tabular.getRowOfLTFirstHead(row, ltt);
5217                 checkLongtableSpecial(ltt, value, flag);
5218                 tabular.setLTHead(row, flag, ltt, true);
5219                 break;
5220
5221         case Tabular::UNSET_LTHEAD:
5222                 flag = false;
5223         case Tabular::SET_LTHEAD:
5224                 tabular.getRowOfLTHead(row, ltt);
5225                 checkLongtableSpecial(ltt, value, flag);
5226                 tabular.setLTHead(row, flag, ltt, false);
5227                 break;
5228
5229         case Tabular::UNSET_LTFOOT:
5230                 flag = false;
5231         case Tabular::SET_LTFOOT:
5232                 tabular.getRowOfLTFoot(row, ltt);
5233                 checkLongtableSpecial(ltt, value, flag);
5234                 tabular.setLTFoot(row, flag, ltt, false);
5235                 break;
5236
5237         case Tabular::UNSET_LTLASTFOOT:
5238                 flag = false;
5239         case Tabular::SET_LTLASTFOOT:
5240                 tabular.getRowOfLTLastFoot(row, ltt);
5241                 checkLongtableSpecial(ltt, value, flag);
5242                 tabular.setLTFoot(row, flag, ltt, true);
5243                 break;
5244
5245         case Tabular::SET_LTNEWPAGE:
5246                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
5247                 break;
5248
5249         case Tabular::TOGGLE_LTCAPTION: {
5250                 bool const set = !tabular.ltCaption(row);
5251                 cur.idx() = tabular.setLTCaption(row, set);
5252                 cur.pit() = 0;
5253                 cur.pos() = 0;
5254                 cur.setSelection(false);
5255
5256                 if (set) {
5257                         // When a row is set as caption, then also insert
5258                         // a caption. Otherwise the LaTeX output is broken.
5259                         lyx::dispatch(FuncRequest(LFUN_INSET_SELECT_ALL));
5260                         lyx::dispatch(FuncRequest(LFUN_CAPTION_INSERT));
5261                 } else {
5262                         FuncRequest fr(LFUN_INSET_DISSOLVE, "caption");
5263                         if (lyx::getStatus(fr).enabled())
5264                                 lyx::dispatch(fr);
5265                 }
5266                 break;
5267         }
5268
5269         case Tabular::SET_BOOKTABS:
5270                 tabular.use_booktabs = true;
5271                 break;
5272
5273         case Tabular::UNSET_BOOKTABS:
5274                 tabular.use_booktabs = false;
5275                 break;
5276
5277         case Tabular::SET_TOP_SPACE: {
5278                 Length len;
5279                 if (value == "default")
5280                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5281                                 tabular.row_info[r].top_space_default = true;
5282                 else if (value == "none")
5283                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5284                                 tabular.row_info[r].top_space_default = false;
5285                                 tabular.row_info[r].top_space = len;
5286                         }
5287                 else if (isValidLength(value, &len))
5288                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5289                                 tabular.row_info[r].top_space_default = false;
5290                                 tabular.row_info[r].top_space = len;
5291                         }
5292                 break;
5293         }
5294
5295         case Tabular::SET_BOTTOM_SPACE: {
5296                 Length len;
5297                 if (value == "default")
5298                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5299                                 tabular.row_info[r].bottom_space_default = true;
5300                 else if (value == "none")
5301                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5302                                 tabular.row_info[r].bottom_space_default = false;
5303                                 tabular.row_info[r].bottom_space = len;
5304                         }
5305                 else if (isValidLength(value, &len))
5306                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5307                                 tabular.row_info[r].bottom_space_default = false;
5308                                 tabular.row_info[r].bottom_space = len;
5309                         }
5310                 break;
5311         }
5312
5313         case Tabular::SET_INTERLINE_SPACE: {
5314                 Length len;
5315                 if (value == "default")
5316                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5317                                 tabular.row_info[r].interline_space_default = true;
5318                 else if (value == "none")
5319                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5320                                 tabular.row_info[r].interline_space_default = false;
5321                                 tabular.row_info[r].interline_space = len;
5322                         }
5323                 else if (isValidLength(value, &len))
5324                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5325                                 tabular.row_info[r].interline_space_default = false;
5326                                 tabular.row_info[r].interline_space = len;
5327                         }
5328                 break;
5329         }
5330
5331         // dummy stuff just to avoid warnings
5332         case Tabular::LAST_ACTION:
5333                 break;
5334         }
5335 }
5336
5337
5338 bool InsetTabular::copySelection(Cursor & cur)
5339 {
5340         if (!cur.selection())
5341                 return false;
5342
5343         row_type rs, re;
5344         col_type cs, ce;
5345         getSelection(cur, rs, re, cs, ce);
5346
5347         paste_tabular.reset(new Tabular(tabular));
5348
5349         for (row_type r = 0; r < rs; ++r)
5350                 paste_tabular->deleteRow(0);
5351
5352         row_type const rows = re - rs + 1;
5353         while (paste_tabular->nrows() > rows)
5354                 paste_tabular->deleteRow(rows);
5355
5356         for (col_type c = 0; c < cs; ++c)
5357                 paste_tabular->deleteColumn(0);
5358
5359         col_type const columns = ce - cs + 1;
5360         while (paste_tabular->ncols() > columns)
5361                 paste_tabular->deleteColumn(columns);
5362
5363         paste_tabular->setBuffer(tabular.buffer());
5364
5365         odocstringstream os;
5366         OutputParams const runparams(0);
5367         paste_tabular->plaintext(os, runparams, 0, true, '\t');
5368         // Needed for the "Edit->Paste recent" menu and the system clipboard.
5369         cap::copySelection(cur, os.str());
5370
5371         // mark tabular stack dirty
5372         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
5373         // when we (hopefully) have a one-for-all paste mechanism.
5374         // This must be called after cap::copySelection.
5375         dirtyTabularStack(true);
5376
5377         return true;
5378 }
5379
5380
5381 bool InsetTabular::pasteClipboard(Cursor & cur)
5382 {
5383         if (!paste_tabular)
5384                 return false;
5385         col_type actcol = tabular.cellColumn(cur.idx());
5386         row_type actrow = tabular.cellRow(cur.idx());
5387
5388         if (cur.selIsMultiCell()) {
5389                 row_type re;
5390                 col_type ce;
5391                 getSelection(cur, actrow, re, actcol, ce);
5392         }
5393
5394         for (row_type r1 = 0, r2 = actrow;
5395              r1 < paste_tabular->nrows() && r2 < tabular.nrows();
5396              ++r1, ++r2) {
5397                 for (col_type c1 = 0, c2 = actcol;
5398                     c1 < paste_tabular->ncols() && c2 < tabular.ncols();
5399                     ++c1, ++c2) {
5400                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
5401                               tabular.isPartOfMultiColumn(r2, c2))
5402                                 continue;
5403                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
5404                                 --c2;
5405                                 continue;
5406                         }
5407                         if (tabular.isPartOfMultiColumn(r2, c2)) {
5408                                 --c1;
5409                                 continue;
5410                         }
5411                         shared_ptr<InsetTableCell> inset(
5412                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
5413                         tabular.setCellInset(r2, c2, inset);
5414                         // FIXME?: why do we need to do this explicitly? (EL)
5415                         tabular.cellInset(r2, c2)->setBuffer(tabular.buffer());
5416
5417                         // FIXME: change tracking (MG)
5418                         inset->setChange(Change(buffer().params().trackChanges ?
5419                                                 Change::INSERTED : Change::UNCHANGED));
5420                         cur.pos() = 0;
5421                 }
5422         }
5423         return true;
5424 }
5425
5426
5427 void InsetTabular::cutSelection(Cursor & cur)
5428 {
5429         if (!cur.selection())
5430                 return;
5431
5432         row_type rs, re;
5433         col_type cs, ce;
5434         getSelection(cur, rs, re, cs, ce);
5435         for (row_type r = rs; r <= re; ++r) {
5436                 for (col_type c = cs; c <= ce; ++c) {
5437                         shared_ptr<InsetTableCell> t
5438                                 = cell(tabular.cellIndex(r, c));
5439                         if (buffer().params().trackChanges)
5440                                 // FIXME: Change tracking (MG)
5441                                 t->setChange(Change(Change::DELETED));
5442                         else
5443                                 t->clear();
5444                 }
5445         }
5446
5447         // cursor position might be invalid now
5448         if (cur.pit() > cur.lastpit())
5449                 cur.pit() = cur.lastpit();
5450         if (cur.pos() > cur.lastpos())
5451                 cur.pos() = cur.lastpos();
5452         cur.clearSelection();
5453 }
5454
5455
5456 bool InsetTabular::isRightToLeft(Cursor & cur) const
5457 {
5458         LASSERT(cur.depth() > 1, /**/);
5459         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
5460         pos_type const parentpos = cur[cur.depth() - 2].pos();
5461         return parentpar.getFontSettings(buffer().params(),
5462                                          parentpos).language()->rightToLeft();
5463 }
5464
5465
5466 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
5467                                  bool intoInsets)
5468 {
5469         LASSERT(stidx <= enidx, return docstring());
5470         docstring retval;
5471         col_type const col1 = tabular.cellColumn(stidx);
5472         col_type const col2 = tabular.cellColumn(enidx);
5473         row_type const row1 = tabular.cellRow(stidx);
5474         row_type const row2 = tabular.cellRow(enidx);
5475         bool first = true;
5476         for (col_type col = col1; col <= col2; col++)
5477                 for (row_type row = row1; row <= row2; row++) {
5478                         if (!first)
5479                                 retval += "\n";
5480                         else
5481                                 first = false;
5482                         retval += tabular.cellInset(row, col)->asString(intoInsets);
5483                 }
5484         return retval;
5485 }
5486
5487
5488 void InsetTabular::getSelection(Cursor & cur,
5489         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
5490 {
5491         CursorSlice const & beg = cur.selBegin();
5492         CursorSlice const & end = cur.selEnd();
5493         cs = tabular.cellColumn(beg.idx());
5494         ce = tabular.cellColumn(end.idx());
5495         if (cs > ce)
5496                 swap(cs, ce);
5497
5498         rs = tabular.cellRow(beg.idx());
5499         re = tabular.cellRow(end.idx());
5500         if (rs > re)
5501                 swap(rs, re);
5502 }
5503
5504
5505 Text * InsetTabular::getText(int idx) const
5506 {
5507         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
5508 }
5509
5510
5511 void InsetTabular::setChange(Change const & change)
5512 {
5513         for (idx_type idx = 0; idx < nargs(); ++idx)
5514                 cell(idx)->setChange(change);
5515 }
5516
5517
5518 void InsetTabular::acceptChanges()
5519 {
5520         for (idx_type idx = 0; idx < nargs(); ++idx)
5521                 cell(idx)->acceptChanges();
5522 }
5523
5524
5525 void InsetTabular::rejectChanges()
5526 {
5527         for (idx_type idx = 0; idx < nargs(); ++idx)
5528                 cell(idx)->rejectChanges();
5529 }
5530
5531
5532 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
5533 {
5534         return tabular.getPWidth(cell).zero();
5535 }
5536
5537
5538 bool InsetTabular::forcePlainLayout(idx_type cell) const
5539 {
5540         return !tabular.getPWidth(cell).zero();
5541 }
5542
5543
5544 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
5545                                      bool usePaste)
5546 {
5547         if (buf.length() <= 0)
5548                 return true;
5549
5550         col_type cols = 1;
5551         row_type rows = 1;
5552         col_type maxCols = 1;
5553         size_t const len = buf.length();
5554         size_t p = 0;
5555
5556         while (p < len &&
5557                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
5558                 switch (buf[p]) {
5559                 case '\t':
5560                         ++cols;
5561                         break;
5562                 case '\n':
5563                         if (p + 1 < len)
5564                                 ++rows;
5565                         maxCols = max(cols, maxCols);
5566                         cols = 1;
5567                         break;
5568                 }
5569                 ++p;
5570         }
5571         maxCols = max(cols, maxCols);
5572         Tabular * loctab;
5573         idx_type cell = 0;
5574         col_type ocol = 0;
5575         row_type row = 0;
5576         if (usePaste) {
5577                 paste_tabular.reset(new Tabular(buffer_, rows, maxCols));
5578                 loctab = paste_tabular.get();
5579                 cols = 0;
5580                 dirtyTabularStack(true);
5581         } else {
5582                 loctab = &tabular;
5583                 cell = bv.cursor().idx();
5584                 ocol = tabular.cellColumn(cell);
5585                 row = tabular.cellRow(cell);
5586         }
5587
5588         size_t op = 0;
5589         idx_type const cells = loctab->numberofcells;
5590         p = 0;
5591         cols = ocol;
5592         rows = loctab->nrows();
5593         col_type const columns = loctab->ncols();
5594
5595         while (cell < cells && p < len && row < rows &&
5596                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
5597         {
5598                 if (p >= len)
5599                         break;
5600                 switch (buf[p]) {
5601                 case '\t':
5602                         // we can only set this if we are not too far right
5603                         if (cols < columns) {
5604                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5605                                 Font const font = bv.textMetrics(&inset->text()).
5606                                         displayFont(0, 0);
5607                                 inset->setText(buf.substr(op, p - op), font,
5608                                                buffer().params().trackChanges);
5609                                 ++cols;
5610                                 ++cell;
5611                         }
5612                         break;
5613                 case '\n':
5614                         // we can only set this if we are not too far right
5615                         if (cols < columns) {
5616                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
5617                                 Font const font = bv.textMetrics(&inset->text()).
5618                                         displayFont(0, 0);
5619                                 inset->setText(buf.substr(op, p - op), font,
5620                                                buffer().params().trackChanges);
5621                         }
5622                         cols = ocol;
5623                         ++row;
5624                         if (row < rows)
5625                                 cell = loctab->cellIndex(row, cols);
5626                         break;
5627                 }
5628                 ++p;
5629                 op = p;
5630         }
5631         // check for the last cell if there is no trailing '\n'
5632         if (cell < cells && op < len) {
5633                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5634                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
5635                 inset->setText(buf.substr(op, len - op), font,
5636                         buffer().params().trackChanges);
5637         }
5638         return true;
5639 }
5640
5641
5642 void InsetTabular::addPreview(DocIterator const & inset_pos,
5643         PreviewLoader & loader) const
5644 {
5645         DocIterator cell_pos = inset_pos;
5646
5647         cell_pos.push_back(CursorSlice(*const_cast<InsetTabular *>(this)));
5648         for (row_type r = 0; r < tabular.nrows(); ++r) {
5649                 for (col_type c = 0; c < tabular.ncols(); ++c) {
5650                         cell_pos.top().idx() = tabular.cellIndex(r, c);
5651                         tabular.cellInset(r, c)->addPreview(cell_pos, loader);
5652                 }
5653         }
5654 }
5655
5656
5657 bool InsetTabular::completionSupported(Cursor const & cur) const
5658 {
5659         Cursor const & bvCur = cur.bv().cursor();
5660         if (&bvCur.inset() != this)
5661                 return false;
5662         return cur.text()->completionSupported(cur);
5663 }
5664
5665
5666 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
5667 {
5668         return completionSupported(cur);
5669 }
5670
5671
5672 bool InsetTabular::automaticInlineCompletion() const
5673 {
5674         return lyxrc.completion_inline_text;
5675 }
5676
5677
5678 bool InsetTabular::automaticPopupCompletion() const
5679 {
5680         return lyxrc.completion_popup_text;
5681 }
5682
5683
5684 bool InsetTabular::showCompletionCursor() const
5685 {
5686         return lyxrc.completion_cursor_text;
5687 }
5688
5689
5690 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
5691 {
5692         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
5693 }
5694
5695
5696 docstring InsetTabular::completionPrefix(Cursor const & cur) const
5697 {
5698         if (!completionSupported(cur))
5699                 return docstring();
5700         return cur.text()->completionPrefix(cur);
5701 }
5702
5703
5704 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
5705 {
5706         if (!completionSupported(cur))
5707                 return false;
5708
5709         return cur.text()->insertCompletion(cur, s, finished);
5710 }
5711
5712
5713 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
5714                                     Dimension & dim) const
5715 {
5716         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
5717         tm.completionPosAndDim(cur, x, y, dim);
5718 }
5719
5720
5721 void InsetTabular::string2params(string const & in, InsetTabular & inset)
5722 {
5723         istringstream data(in);
5724         Lexer lex;
5725         lex.setStream(data);
5726
5727         if (in.empty())
5728                 return;
5729
5730         string token;
5731         lex >> token;
5732         if (!lex || token != "tabular") {
5733                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
5734                 return;
5735         }
5736
5737         // This is part of the inset proper that is usually swallowed
5738         // by Buffer::readInset
5739         lex >> token;
5740         if (!lex || token != "Tabular") {
5741                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
5742                 return;
5743         }
5744
5745         inset.read(lex);
5746 }
5747
5748
5749 string InsetTabular::params2string(InsetTabular const & inset)
5750 {
5751         ostringstream data;
5752         data << "tabular" << ' ';
5753         inset.write(data);
5754         data << "\\end_inset\n";
5755         return data.str();
5756 }
5757
5758
5759 } // namespace lyx