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