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  * \author Scott Kostyshak
  17  *
  18  * Full author contact details are available in file CREDITS.
  19  */
  20
  21 #include <config.h>
  22
  23 #include "InsetTabular.h"
  24
  25 #include "buffer_funcs.h"
  26 #include "Buffer.h"
  27 #include "BufferParams.h"
  28 #include "BufferView.h"
  29 #include "CoordCache.h"
  30 #include "Counters.h"
  31 #include "Cursor.h"
  32 #include "CutAndPaste.h"
  33 #include "DispatchResult.h"
  34 #include "FuncRequest.h"
  35 #include "FuncStatus.h"
  36 #include "InsetList.h"
  37 #include "Language.h"
  38 #include "LaTeXFeatures.h"
  39 #include "Lexer.h"
  40 #include "LyX.h"
  41 #include "LyXRC.h"
  42 #include "MetricsInfo.h"
  43 #include "OutputParams.h"
  44 #include "output_xhtml.h"
  45 #include "Paragraph.h"
  46 #include "ParagraphParameters.h"
  47 #include "ParIterator.h"
  48 #include "TextClass.h"
  49 #include "TextMetrics.h"
  50
  51 #include "frontends/Application.h"
  52 #include "frontends/alert.h"
  53 #include "frontends/Clipboard.h"
  54 #include "frontends/Painter.h"
  55 #include "frontends/Selection.h"
  56
  57 #include "support/convert.h"
  58 #include "support/debug.h"
  59 #include "support/docstream.h"
  60 #include "support/FileName.h"
  61 #include "support/gettext.h"
  62 #include "support/lassert.h"
  63 #include "support/lstrings.h"
  64
  65 #include <boost/scoped_ptr.hpp>
  66
  67 #include <cstring>
  68 #include <iostream>
  69 #include <limits>
  70 #include <sstream>
  71
  72 using namespace std;
  73 using namespace lyx::support;
  74
  75
  76
  77 namespace lyx {
  78
  79 using cap::dirtyTabularStack;
  80 using cap::tabularStackDirty;
  81
  82 using graphics::PreviewLoader;
  83
  84 using frontend::Painter;
  85 using frontend::Clipboard;
  86
  87 namespace Alert = frontend::Alert;
  88
  89
  90 namespace {
  91
  92 int const ADD_TO_HEIGHT = 2; // in cell
  93 int const ADD_TO_TABULAR_WIDTH = 6; // horizontal space before and after the table
  94 int const default_line_space = 10; // ?
  95 int const WIDTH_OF_LINE = 5; // space between double lines
  96
  97
  98 ///
  99 boost::scoped_ptr<Tabular> paste_tabular;
 100
 101
 102 struct TabularFeature {
 103         Tabular::Feature action;
 104         string feature;
 105         bool need_value;
 106 };
 107
 108
 109 TabularFeature tabularFeature[] =
 110 {
 111         // the SET/UNSET actions are used by the table dialog,
 112         // the TOGGLE actions by the table toolbar buttons
 113         // FIXME: these values have been hardcoded in InsetMathGrid and other
 114         // math insets.
 115         { Tabular::APPEND_ROW, "append-row", false },
 116         { Tabular::APPEND_COLUMN, "append-column", false },
 117         { Tabular::DELETE_ROW, "delete-row", false },
 118         { Tabular::DELETE_COLUMN, "delete-column", false },
 119         { Tabular::COPY_ROW, "copy-row", false },
 120         { Tabular::COPY_COLUMN, "copy-column", false },
 121         { Tabular::MOVE_COLUMN_RIGHT, "move-column-right", false },
 122         { Tabular::MOVE_COLUMN_LEFT, "move-column-left", false },
 123         { Tabular::MOVE_ROW_DOWN, "move-row-down", false },
 124         { Tabular::MOVE_ROW_UP, "move-row-up", false },
 125         { Tabular::SET_LINE_TOP, "set-line-top", true },
 126         { Tabular::SET_LINE_BOTTOM, "set-line-bottom", true },
 127         { Tabular::SET_LINE_LEFT, "set-line-left", true },
 128         { Tabular::SET_LINE_RIGHT, "set-line-right", true },
 129         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top", false },
 130         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom", false },
 131         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left", false },
 132         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right", false },
 133         { Tabular::ALIGN_LEFT, "align-left", false },
 134         { Tabular::ALIGN_RIGHT, "align-right", false },
 135         { Tabular::ALIGN_CENTER, "align-center", false },
 136         { Tabular::ALIGN_BLOCK, "align-block", false },
 137         { Tabular::ALIGN_DECIMAL, "align-decimal", false },
 138         { Tabular::VALIGN_TOP, "valign-top", false },
 139         { Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 140         { Tabular::VALIGN_MIDDLE, "valign-middle", false },
 141         { Tabular::M_ALIGN_LEFT, "m-align-left", false },
 142         { Tabular::M_ALIGN_RIGHT, "m-align-right", false },
 143         { Tabular::M_ALIGN_CENTER, "m-align-center", false },
 144         { Tabular::M_VALIGN_TOP, "m-valign-top", false },
 145         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom", false },
 146         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle", false },
 147         { Tabular::MULTICOLUMN, "multicolumn", false },
 148         { Tabular::SET_MULTICOLUMN, "set-multicolumn", false },
 149         { Tabular::UNSET_MULTICOLUMN, "unset-multicolumn", false },
 150         { Tabular::MULTIROW, "multirow", false },
 151         { Tabular::SET_MULTIROW, "set-multirow", false },
 152         { Tabular::UNSET_MULTIROW, "unset-multirow", false },
 153         { Tabular::SET_MROFFSET, "set-mroffset", true },
 154         { Tabular::SET_ALL_LINES, "set-all-lines", false },
 155         { Tabular::UNSET_ALL_LINES, "unset-all-lines", false },
 156         { Tabular::TOGGLE_LONGTABULAR, "toggle-longtabular", false },
 157         { Tabular::SET_LONGTABULAR, "set-longtabular", false },
 158         { Tabular::UNSET_LONGTABULAR, "unset-longtabular", false },
 159         { Tabular::SET_PWIDTH, "set-pwidth", true },
 160         { Tabular::SET_MPWIDTH, "set-mpwidth", true },
 161         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular", true },
 162         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular", true },
 163         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular", true },
 164         { Tabular::SET_ROTATE_CELL, "set-rotate-cell", true },
 165         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell", true },
 166         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell", true },
 167         { Tabular::SET_USEBOX, "set-usebox", true },
 168         { Tabular::SET_LTHEAD, "set-lthead", true },
 169         { Tabular::UNSET_LTHEAD, "unset-lthead", true },
 170         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead", true },
 171         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead", true },
 172         { Tabular::SET_LTFOOT, "set-ltfoot", true },
 173         { Tabular::UNSET_LTFOOT, "unset-ltfoot", true },
 174         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot", true },
 175         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot", true },
 176         { Tabular::SET_LTNEWPAGE, "set-ltnewpage", false },
 177         { Tabular::UNSET_LTNEWPAGE, "unset-ltnewpage", false },
 178         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption", false },
 179         { Tabular::SET_LTCAPTION, "set-ltcaption", false },
 180         { Tabular::UNSET_LTCAPTION, "unset-ltcaption", false },
 181         { Tabular::SET_SPECIAL_COLUMN, "set-special-column", true },
 182         { Tabular::SET_SPECIAL_MULTICOLUMN, "set-special-multicolumn", true },
 183         { Tabular::TOGGLE_BOOKTABS, "toggle-booktabs", false },
 184         { Tabular::SET_BOOKTABS, "set-booktabs", false },
 185         { Tabular::UNSET_BOOKTABS, "unset-booktabs", false },
 186         { Tabular::SET_TOP_SPACE, "set-top-space", true },
 187         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space", true },
 188         { Tabular::SET_INTERLINE_SPACE, "set-interline-space", true },
 189         { Tabular::SET_BORDER_LINES, "set-border-lines", false },
 190         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top", false},
 191         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle", false},
 192         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom", false},
 193         { Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 194         { Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 195         { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
 196         { Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
 197         { Tabular::SET_TABULAR_WIDTH, "set-tabular-width", true },
 198         { Tabular::LAST_ACTION, "", false }
 199 };
 200
 201
 202 string const tostr(LyXAlignment const & num)
 203 {
 204         switch (num) {
 205         case LYX_ALIGN_NONE:
 206                 return "none";
 207         case LYX_ALIGN_BLOCK:
 208                 return "block";
 209         case LYX_ALIGN_LEFT:
 210                 return "left";
 211         case LYX_ALIGN_CENTER:
 212                 return "center";
 213         case LYX_ALIGN_RIGHT:
 214                 return "right";
 215         case LYX_ALIGN_LAYOUT:
 216                 return "layout";
 217         case LYX_ALIGN_SPECIAL:
 218                 return "special";
 219         case LYX_ALIGN_DECIMAL:
 220                 return "decimal";
 221         }
 222         return string();
 223 }
 224
 225
 226 string const tostr(Tabular::HAlignment const & num)
 227 {
 228         switch (num) {
 229         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
 230                 return "left";
 231         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
 232                 return "center";
 233         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
 234                 return "right";
 235         }
 236         return string();
 237 }
 238
 239
 240 string const tostr(Tabular::VAlignment const & num)
 241 {
 242         switch (num) {
 243         case Tabular::LYX_VALIGN_TOP:
 244                 return "top";
 245         case Tabular::LYX_VALIGN_MIDDLE:
 246                 return "middle";
 247         case Tabular::LYX_VALIGN_BOTTOM:
 248                 return "bottom";
 249         }
 250         return string();
 251 }
 252
 253
 254 string const tostr(Tabular::BoxType const & num)
 255 {
 256         switch (num) {
 257         case Tabular::BOX_NONE:
 258                 return "none";
 259         case Tabular::BOX_PARBOX:
 260                 return "parbox";
 261         case Tabular::BOX_MINIPAGE:
 262                 return "minipage";
 263         }
 264         return string();
 265 }
 266
 267
 268 // I would have liked a fromstr template a lot better. (Lgb)
 269 bool string2type(string const & str, LyXAlignment & num)
 270 {
 271         if (str == "none")
 272                 num = LYX_ALIGN_NONE;
 273         else if (str == "block")
 274                 num = LYX_ALIGN_BLOCK;
 275         else if (str == "left")
 276                 num = LYX_ALIGN_LEFT;
 277         else if (str == "center")
 278                 num = LYX_ALIGN_CENTER;
 279         else if (str == "right")
 280                 num = LYX_ALIGN_RIGHT;
 281         else if (str == "decimal")
 282                 num = LYX_ALIGN_DECIMAL;
 283         else
 284                 return false;
 285         return true;
 286 }
 287
 288
 289 bool string2type(string const & str, Tabular::HAlignment & num)
 290 {
 291         if (str == "left")
 292                 num = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
 293         else if (str == "center" )
 294                 num = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
 295         else if (str == "right")
 296                 num = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
 297         else
 298                 return false;
 299         return true;
 300 }
 301
 302
 303 bool string2type(string const & str, Tabular::VAlignment & num)
 304 {
 305         if (str == "top")
 306                 num = Tabular::LYX_VALIGN_TOP;
 307         else if (str == "middle" )
 308                 num = Tabular::LYX_VALIGN_MIDDLE;
 309         else if (str == "bottom")
 310                 num = Tabular::LYX_VALIGN_BOTTOM;
 311         else
 312                 return false;
 313         return true;
 314 }
 315
 316
 317 bool string2type(string const & str, Tabular::BoxType & num)
 318 {
 319         if (str == "none")
 320                 num = Tabular::BOX_NONE;
 321         else if (str == "parbox")
 322                 num = Tabular::BOX_PARBOX;
 323         else if (str == "minipage")
 324                 num = Tabular::BOX_MINIPAGE;
 325         else
 326                 return false;
 327         return true;
 328 }
 329
 330
 331 bool string2type(string const & str, bool & num)
 332 {
 333         if (str == "true")
 334                 num = true;
 335         else if (str == "false")
 336                 num = false;
 337         else
 338                 return false;
 339         return true;
 340 }
 341
 342
 343 bool getTokenValue(string const & str, char const * token, string & ret)
 344 {
 345         ret.erase();
 346         size_t token_length = strlen(token);
 347         size_t pos = str.find(token);
 348
 349         if (pos == string::npos || pos + token_length + 1 >= str.length()
 350                 || str[pos + token_length] != '=')
 351                 return false;
 352         pos += token_length + 1;
 353         char ch = str[pos];
 354         if (ch != '"' && ch != '\'') { // only read till next space
 355                 ret += ch;
 356                 ch = ' ';
 357         }
 358         while (pos < str.length() - 1 && str[++pos] != ch)
 359                 ret += str[pos];
 360
 361         return true;
 362 }
 363
 364
 365 bool getTokenValue(string const & str, char const * token, docstring & ret)
 366 {
 367         string tmp;
 368         bool const success = getTokenValue(str, token, tmp);
 369         ret = from_utf8(tmp);
 370         return success;
 371 }
 372
 373
 374 bool getTokenValue(string const & str, char const * token, int & num)
 375 {
 376         string tmp;
 377         num = 0;
 378         if (!getTokenValue(str, token, tmp))
 379                 return false;
 380         num = convert<int>(tmp);
 381         return true;
 382 }
 383
 384
 385 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 386 {
 387         string tmp;
 388         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 389 }
 390
 391
 392 bool getTokenValue(string const & str, char const * token,
 393                                    Tabular::HAlignment & num)
 394 {
 395         string tmp;
 396         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 397 }
 398
 399
 400 bool getTokenValue(string const & str, char const * token,
 401                                    Tabular::VAlignment & num)
 402 {
 403         string tmp;
 404         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 405 }
 406
 407
 408 bool getTokenValue(string const & str, char const * token,
 409                                    Tabular::BoxType & num)
 410 {
 411         string tmp;
 412         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 413 }
 414
 415
 416 bool getTokenValue(string const & str, char const * token, bool & flag)
 417 {
 418         // set the flag always to false as this should be the default for bools
 419         // not in the file-format.
 420         flag = false;
 421         string tmp;
 422         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 423 }
 424
 425
 426 bool getTokenValue(string const & str, char const * token, Length & len)
 427 {
 428         // set the length to be zero() as default as this it should be if not
 429         // in the file format.
 430         len = Length();
 431         string tmp;
 432         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 433 }
 434
 435
 436 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 437 {
 438         len = Length();
 439         flag = false;
 440         string tmp;
 441         if (!getTokenValue(str, token, tmp))
 442                 return false;
 443         if (tmp == "default") {
 444                 flag = true;
 445                 return  true;
 446         }
 447         return isValidLength(tmp, &len);
 448 }
 449
 450
 451 void l_getline(istream & is, string & str)
 452 {
 453         str.erase();
 454         while (str.empty()) {
 455                 getline(is, str);
 456                 if (!str.empty() && str[str.length() - 1] == '\r')
 457                         str.erase(str.length() - 1);
 458         }
 459 }
 460
 461 template <class T>
 462 string const write_attribute(string const & name, T const & t)
 463 {
 464         string const s = tostr(t);
 465         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 466 }
 467
 468 template <>
 469 string const write_attribute(string const & name, string const & t)
 470 {
 471         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 472 }
 473
 474
 475 template <>
 476 string const write_attribute(string const & name, docstring const & t)
 477 {
 478         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 479 }
 480
 481
 482 template <>
 483 string const write_attribute(string const & name, bool const & b)
 484 {
 485         // we write only true attribute values so we remove a bit of the
 486         // file format bloat for tabulars.
 487         return b ? write_attribute(name, convert<string>(b)) : string();
 488 }
 489
 490
 491 template <>
 492 string const write_attribute(string const & name, int const & i)
 493 {
 494         // we write only true attribute values so we remove a bit of the
 495         // file format bloat for tabulars.
 496         return i ? write_attribute(name, convert<string>(i)) : string();
 497 }
 498
 499
 500 template <>
 501 string const write_attribute(string const & name, Tabular::idx_type const & i)
 502 {
 503         // we write only true attribute values so we remove a bit of the
 504         // file format bloat for tabulars.
 505         return i ? write_attribute(name, convert<string>(i)) : string();
 506 }
 507
 508
 509 template <>
 510 string const write_attribute(string const & name, Length const & value)
 511 {
 512         // we write only the value if we really have one same reson as above.
 513         return value.zero() ? string() : write_attribute(name, value.asString());
 514 }
 515
 516 } // namespace
 517
 518
 519 string const featureAsString(Tabular::Feature action)
 520 {
 521         for (size_t i = 0; i != Tabular::LAST_ACTION; ++i) {
 522                 if (tabularFeature[i].action == action)
 523                         return tabularFeature[i].feature;
 524         }
 525         return string();
 526 }
 527
 528
 529 DocIterator separatorPos(InsetTableCell * cell, docstring const & align_d)
 530 {
 531         DocIterator dit = doc_iterator_begin(&(cell->buffer()), cell);
 532         for (; dit; dit.forwardChar())
 533                 if (dit.inTexted() && dit.depth() == 1
 534                         && dit.paragraph().find(align_d, false, false, dit.pos()))
 535                         break;
 536
 537         return dit;
 538 }
 539
 540
 541 InsetTableCell splitCell(InsetTableCell & head, docstring const & align_d, bool & hassep)
 542 {
 543         InsetTableCell tail = InsetTableCell(head);
 544         DocIterator const dit = separatorPos(&head, align_d);
 545         hassep = dit;
 546         if (hassep) {
 547                 pit_type const psize = head.paragraphs().front().size();
 548                 head.paragraphs().front().eraseChars(dit.pos(), psize, false);
 549                 tail.paragraphs().front().eraseChars(0,
 550                         dit.pos() < psize ? dit.pos() + 1 : psize, false);
 551         }
 552
 553         return tail;
 554 }
 555
 556
 557 /////////////////////////////////////////////////////////////////////
 558 //
 559 // Tabular
 560 //
 561 /////////////////////////////////////////////////////////////////////
 562
 563
 564 Tabular::CellData::CellData(Buffer * buf)
 565         : cellno(0),
 566           width(0),
 567           multicolumn(Tabular::CELL_NORMAL),
 568           multirow(Tabular::CELL_NORMAL),
 569           alignment(LYX_ALIGN_CENTER),
 570           valignment(LYX_VALIGN_TOP),
 571           decimal_hoffset(0),
 572           decimal_width(0),
 573           voffset(0),
 574           top_line(false),
 575           bottom_line(false),
 576           left_line(false),
 577           right_line(false),
 578           usebox(BOX_NONE),
 579           rotate(0),
 580           inset(new InsetTableCell(buf))
 581 {
 582         inset->setBuffer(*buf);
 583 }
 584
 585
 586 Tabular::CellData::CellData(CellData const & cs)
 587         : cellno(cs.cellno),
 588           width(cs.width),
 589           multicolumn(cs.multicolumn),
 590           multirow(cs.multirow),
 591           mroffset(cs.mroffset),
 592           alignment(cs.alignment),
 593           valignment(cs.valignment),
 594           decimal_hoffset(cs.decimal_hoffset),
 595           decimal_width(cs.decimal_width),
 596           voffset(cs.voffset),
 597           top_line(cs.top_line),
 598           bottom_line(cs.bottom_line),
 599           left_line(cs.left_line),
 600           right_line(cs.right_line),
 601           usebox(cs.usebox),
 602           rotate(cs.rotate),
 603           align_special(cs.align_special),
 604           p_width(cs.p_width),
 605           inset(static_cast<InsetTableCell *>(cs.inset->clone()))
 606 {
 607 }
 608
 609 Tabular::CellData & Tabular::CellData::operator=(CellData const & cs)
 610 {
 611         if (&cs == this)
 612                 return *this;
 613         cellno = cs.cellno;
 614         width = cs.width;
 615         multicolumn = cs.multicolumn;
 616         multirow = cs.multirow;
 617         mroffset = cs.mroffset;
 618         alignment = cs.alignment;
 619         valignment = cs.valignment;
 620         decimal_hoffset = cs.decimal_hoffset;
 621         decimal_width = cs.decimal_width;
 622         voffset = cs.voffset;
 623         top_line = cs.top_line;
 624         bottom_line = cs.bottom_line;
 625         left_line = cs.left_line;
 626         right_line = cs.right_line;
 627         usebox = cs.usebox;
 628         rotate = cs.rotate;
 629         align_special = cs.align_special;
 630         p_width = cs.p_width;
 631         inset.reset(static_cast<InsetTableCell *>(cs.inset->clone()));
 632         return *this;
 633 }
 634
 635 Tabular::RowData::RowData()
 636         : ascent(0),
 637           descent(0),
 638           top_space_default(false),
 639           bottom_space_default(false),
 640           interline_space_default(false),
 641           endhead(false),
 642           endfirsthead(false),
 643           endfoot(false),
 644           endlastfoot(false),
 645           newpage(false),
 646           caption(false)
 647 {}
 648
 649
 650 Tabular::ColumnData::ColumnData()
 651         : alignment(LYX_ALIGN_CENTER),
 652           valignment(LYX_VALIGN_TOP),
 653           width(0)
 654 {
 655 }
 656
 657
 658 Tabular::ltType::ltType()
 659         : set(false), topDL(false),
 660           bottomDL(false),
 661           empty(false)
 662 {}
 663
 664
 665 Tabular::Tabular(Buffer * buffer, row_type rows_arg, col_type columns_arg)
 666 {
 667         init(buffer, rows_arg, columns_arg);
 668 }
 669
 670
 671 void Tabular::setBuffer(Buffer & buffer)
 672 {
 673         buffer_ = &buffer;
 674         for (row_type i = 0; i < nrows(); ++i)
 675                 for (col_type j = 0; j < ncols(); ++j)
 676                         cell_info[i][j].inset->setBuffer(*buffer_);
 677 }
 678
 679
 680 // activates all lines and sets all widths to 0
 681 void Tabular::init(Buffer * buf, row_type rows_arg,
 682                       col_type columns_arg)
 683 {
 684         buffer_ = buf;
 685         row_info = row_vector(rows_arg);
 686         column_info = column_vector(columns_arg);
 687         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 688         row_info.reserve(10);
 689         column_info.reserve(10);
 690         cell_info.reserve(100);
 691         updateIndexes();
 692         is_long_tabular = false;
 693         tabular_valignment = LYX_VALIGN_MIDDLE;
 694         tabular_width = Length();
 695         longtabular_alignment = LYX_LONGTABULAR_ALIGN_CENTER;
 696         rotate = 0;
 697         use_booktabs = false;
 698         // set silly default lines
 699         for (row_type r = 0; r < nrows(); ++r)
 700                 for (col_type c = 0; c < ncols(); ++c) {
 701                         cell_info[r][c].inset->setBuffer(*buffer_);
 702                         cell_info[r][c].top_line = true;
 703                         cell_info[r][c].left_line = true;
 704                         cell_info[r][c].bottom_line = r == 0 || r == nrows() - 1;
 705                         cell_info[r][c].right_line = c == ncols() - 1;
 706                 }
 707 }
 708
 709
 710 void Tabular::deleteRow(row_type const row)
 711 {
 712         // Not allowed to delete last row
 713         if (nrows() == 1)
 714                 return;
 715
 716         for (col_type c = 0; c < ncols(); ++c) {
 717                 // Care about multirow cells
 718                 if (row + 1 < nrows() &&
 719                     cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
 720                     cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
 721                                 cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
 722                 }
 723         }
 724         row_info.erase(row_info.begin() + row);
 725         cell_info.erase(cell_info.begin() + row);
 726         updateIndexes();
 727 }
 728
 729
 730 void Tabular::copyRow(row_type const row)
 731 {
 732         insertRow(row, true);
 733 }
 734
 735
 736 void Tabular::appendRow(row_type row)
 737 {
 738         insertRow(row, false);
 739 }
 740
 741
 742 void Tabular::insertRow(row_type const row, bool copy)
 743 {
 744         row_info.insert(row_info.begin() + row + 1, RowData(row_info[row]));
 745         cell_info.insert(cell_info.begin() + row + 1,
 746                 cell_vector(0, CellData(buffer_)));
 747
 748         for (col_type c = 0; c < ncols(); ++c) {
 749                 cell_info[row + 1].insert(cell_info[row + 1].begin() + c,
 750                         copy ? CellData(cell_info[row][c]) : CellData(buffer_));
 751                 if (buffer().params().track_changes)
 752                         cell_info[row + 1][c].inset->setChange(Change(Change::INSERTED));
 753                 if (cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW)
 754                         cell_info[row + 1][c].multirow = CELL_PART_OF_MULTIROW;
 755         }
 756
 757         updateIndexes();
 758         for (col_type c = 0; c < ncols(); ++c) {
 759                 if (isPartOfMultiRow(row, c))
 760                         continue;
 761                 // inherit line settings
 762                 idx_type const i = cellIndex(row + 1, c);
 763                 idx_type const j = cellIndex(row, c);
 764                 setLeftLine(i, leftLine(j));
 765                 setRightLine(i, rightLine(j));
 766                 setTopLine(i, topLine(j));
 767                 if (topLine(j) && bottomLine(j)) {
 768                         setBottomLine(i, true);
 769                         setBottomLine(j, false);
 770                 }
 771                 // mark track changes
 772                 if (buffer().params().track_changes)
 773                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 774         }
 775 }
 776
 777
 778 void Tabular::moveColumn(col_type col, ColDirection direction)
 779 {
 780         if (direction == Tabular::LEFT)
 781                 col = col - 1;
 782
 783         std::swap(column_info[col], column_info[col + 1]);
 784
 785         for (row_type r = 0; r < nrows(); ++r) {
 786                 std::swap(cell_info[r][col], cell_info[r][col + 1]);
 787                 std::swap(cell_info[r][col].left_line, cell_info[r][col + 1].left_line);
 788                 std::swap(cell_info[r][col].right_line, cell_info[r][col + 1].right_line);
 789
 790                 // FIXME track changes is broken for tabular features (#8469)
 791                 idx_type const i = cellIndex(r, col);
 792                 idx_type const j = cellIndex(r, col + 1);
 793                 if (buffer().params().track_changes) {
 794                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 795                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 796                 }
 797         }
 798         updateIndexes();
 799 }
 800
 801
 802 void Tabular::moveRow(row_type row, RowDirection direction)
 803 {
 804         if (direction == Tabular::UP)
 805                 row = row - 1;
 806
 807         std::swap(row_info[row], row_info[row + 1]);
 808
 809         for (col_type c = 0; c < ncols(); ++c) {
 810                 std::swap(cell_info[row][c], cell_info[row + 1][c]);
 811                 std::swap(cell_info[row][c].top_line, cell_info[row + 1][c].top_line);
 812                 std::swap(cell_info[row][c].bottom_line, cell_info[row + 1][c].bottom_line);
 813
 814                 // FIXME track changes is broken for tabular features (#8469)
 815                 idx_type const i = cellIndex(row, c);
 816                 idx_type const j = cellIndex(row + 1, c);
 817                 if (buffer().params().track_changes) {
 818                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 819                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 820                 }
 821         }
 822         updateIndexes();
 823 }
 824
 825
 826 void Tabular::deleteColumn(col_type const col)
 827 {
 828         // Not allowed to delete last column
 829         if (ncols() == 1)
 830                 return;
 831
 832         for (row_type r = 0; r < nrows(); ++r) {
 833                 // Care about multicolumn cells
 834                 if (col + 1 < ncols() &&
 835                     cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 836                     cell_info[r][col + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 837                                 cell_info[r][col + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 838                 }
 839                 cell_info[r].erase(cell_info[r].begin() + col);
 840         }
 841         column_info.erase(column_info.begin() + col);
 842         updateIndexes();
 843 }
 844
 845
 846 void Tabular::copyColumn(col_type const col)
 847 {
 848         insertColumn(col, true);
 849 }
 850
 851
 852 void Tabular::appendColumn(col_type col)
 853 {
 854         insertColumn(col, false);
 855 }
 856
 857
 858 void Tabular::insertColumn(col_type const col, bool copy)
 859 {
 860         BufferParams const & bp = buffer().params();
 861         column_info.insert(column_info.begin() + col + 1, ColumnData(column_info[col]));
 862
 863         for (row_type r = 0; r < nrows(); ++r) {
 864                 cell_info[r].insert(cell_info[r].begin() + col + 1,
 865                         copy ? CellData(cell_info[r][col]) : CellData(buffer_));
 866                 if (bp.track_changes)
 867                         cell_info[r][col + 1].inset->setChange(Change(Change::INSERTED));
 868                 if (cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 869                         cell_info[r][col + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 870         }
 871         updateIndexes();
 872         for (row_type r = 0; r < nrows(); ++r) {
 873                 // inherit line settings
 874                 idx_type const i = cellIndex(r, col + 1);
 875                 idx_type const j = cellIndex(r, col);
 876                 setBottomLine(i, bottomLine(j));
 877                 setTopLine(i, topLine(j));
 878                 setLeftLine(i, leftLine(j));
 879                 if (rightLine(i) && rightLine(j)) {
 880                         setRightLine(i, true);
 881                         setRightLine(j, false);
 882                 }
 883                 if (buffer().params().track_changes)
 884                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 885         }
 886 }
 887
 888
 889 void Tabular::updateIndexes()
 890 {
 891         setBuffer(buffer());
 892         numberofcells = 0;
 893         // reset cell number
 894         for (row_type row = 0; row < nrows(); ++row)
 895                 for (col_type column = 0; column < ncols(); ++column) {
 896                         if (!isPartOfMultiColumn(row, column)
 897                                 && !isPartOfMultiRow(row, column))
 898                                 ++numberofcells;
 899                         if (isPartOfMultiRow(row, column))
 900                                 cell_info[row][column].cellno = cell_info[row - 1][column].cellno;
 901                         else
 902                                 cell_info[row][column].cellno = numberofcells - 1;
 903                 }
 904
 905         rowofcell.resize(numberofcells);
 906         columnofcell.resize(numberofcells);
 907         idx_type i = 0;
 908         // reset column and row of cells and update their width and alignment
 909         for (row_type row = 0; row < nrows(); ++row)
 910                 for (col_type column = 0; column < ncols(); ++column) {
 911                         if (isPartOfMultiColumn(row, column))
 912                                 continue;
 913                         // columnofcell needs to be called before setting width and aligment
 914                         // multirow cells inherit the width from the column width
 915                         if (!isPartOfMultiRow(row, column)) {
 916                                 columnofcell[i] = column;
 917                                 rowofcell[i] = row;
 918                         }
 919                         setFixedWidth(row, column);
 920                         if (isPartOfMultiRow(row, column))
 921                                 continue;
 922                         cell_info[row][column].inset->setContentAlignment(
 923                                 getAlignment(cellIndex(row, column)));
 924                         ++i;
 925                 }
 926 }
 927
 928
 929 Tabular::idx_type Tabular::numberOfCellsInRow(row_type const row) const
 930 {
 931         idx_type result = 0;
 932         for (col_type c = 0; c < ncols(); ++c)
 933                 if (cell_info[row][c].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 934                         ++result;
 935         return result;
 936 }
 937
 938
 939 bool Tabular::topLine(idx_type const cell) const
 940 {
 941         return cellInfo(cell).top_line;
 942 }
 943
 944
 945 bool Tabular::bottomLine(idx_type const cell) const
 946 {
 947         return cellInfo(cell).bottom_line;
 948 }
 949
 950
 951 bool Tabular::leftLine(idx_type cell) const
 952 {
 953         if (use_booktabs)
 954                 return false;
 955         return cellInfo(cell).left_line;
 956 }
 957
 958
 959 bool Tabular::rightLine(idx_type cell) const
 960 {
 961         if (use_booktabs)
 962                 return false;
 963         return cellInfo(cell).right_line;
 964 }
 965
 966
 967 int Tabular::interRowSpace(row_type row) const
 968 {
 969         if (!row || row >= nrows())
 970                 return 0;
 971
 972         int const interline_space = row_info[row - 1].interline_space_default ?
 973                 default_line_space :
 974                 row_info[row - 1].interline_space.inPixels(width());
 975         if (rowTopLine(row) && rowBottomLine(row - 1))
 976                 return interline_space + WIDTH_OF_LINE;
 977         return interline_space;
 978 }
 979
 980
 981 int Tabular::interColumnSpace(idx_type cell) const
 982 {
 983         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 984         if (rightLine(cell) && nextcol < ncols()
 985                 && leftLine(cellIndex(cellRow(cell), nextcol)))
 986                 return WIDTH_OF_LINE;
 987         return 0;
 988 }
 989
 990
 991 int Tabular::cellWidth(idx_type cell) const
 992 {
 993         int w = 0;
 994         col_type const span = columnSpan(cell);
 995         col_type const col = cellColumn(cell);
 996         for(col_type c = col; c < col + span ; ++c)
 997                 w += column_info[c].width;
 998         return w;
 999 }
1000
1001
1002 int Tabular::cellHeight(idx_type cell) const
1003 {
1004         row_type const span = rowSpan(cell);
1005         row_type const row = cellRow(cell);
1006         int h = 0;
1007         for(row_type r = row; r < row + span ; ++r) {
1008                 h += rowAscent(r) + rowDescent(r);
1009                 if (r != row + span - 1)
1010                         h += interRowSpace(r + 1);
1011         }
1012
1013         return h;
1014 }
1015
1016
1017 bool Tabular::updateColumnWidths()
1018 {
1019         vector<int> max_dwidth(ncols(), 0);
1020         for(col_type c = 0; c < ncols(); ++c)
1021                 for(row_type r = 0; r < nrows(); ++r) {
1022                         idx_type const i = cellIndex(r, c);
1023                         if (getAlignment(i) == LYX_ALIGN_DECIMAL)
1024                                 max_dwidth[c] = max(max_dwidth[c], cell_info[r][c].decimal_width);
1025                 }
1026
1027         bool update = false;
1028         // for each col get max of single col cells
1029         for(col_type c = 0; c < ncols(); ++c) {
1030                 int new_width = 0;
1031                 for(row_type r = 0; r < nrows(); ++r) {
1032                         idx_type const i = cellIndex(r, c);
1033                         if (columnSpan(i) == 1) {
1034                                 if (getAlignment(i) == LYX_ALIGN_DECIMAL
1035                                         && cell_info[r][c].decimal_width != 0)
1036                                         new_width = max(new_width, cellInfo(i).width
1037                                                 + max_dwidth[c] - cellInfo(i).decimal_width);
1038                                 else
1039                                         new_width = max(new_width, cellInfo(i).width);
1040                         }
1041                 }
1042
1043                 if (column_info[c].width != new_width) {
1044                         column_info[c].width = new_width;
1045                         update = true;
1046                 }
1047         }
1048         // update col widths to fit merged cells
1049         for(col_type c = 0; c < ncols(); ++c)
1050                 for(row_type r = 0; r < nrows(); ++r) {
1051                         idx_type const i = cellIndex(r, c);
1052                         int const span = columnSpan(i);
1053                         if (span == 1 || c > cellColumn(i))
1054                                 continue;
1055
1056                         int old_width = 0;
1057                         for(col_type j = c; j < c + span ; ++j)
1058                                 old_width += column_info[j].width;
1059
1060                         if (cellInfo(i).width > old_width) {
1061                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
1062                                 update = true;
1063                         }
1064                 }
1065
1066         return update;
1067 }
1068
1069
1070 int Tabular::width() const
1071 {
1072         int width = 0;
1073         for (col_type c = 0; c < ncols(); ++c)
1074                 width += column_info[c].width;
1075         return width;
1076 }
1077
1078
1079 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1080                               bool has_width)
1081 {
1082         col_type const col = cellColumn(cell);
1083         // set alignment for the whole row if we are not in a multicolumn cell,
1084         // exclude possible multicolumn cells in the row
1085         if (!isMultiColumn(cell)) {
1086                 for (row_type r = 0; r < nrows(); ++r) {
1087                         // only if the column has no width the multirow inherits the
1088                         // alignment of the column, otherwise it is left aligned
1089                         if (!(isMultiRow(cellIndex(r, col)) && has_width)
1090                                 && !isMultiColumn(cellIndex(r, col))) {
1091                                 cell_info[r][col].alignment = align;
1092                                 cell_info[r][col].inset->setContentAlignment(align);
1093                         }
1094                         if ((isMultiRow(cellIndex(r, col)) && has_width)
1095                                 && !isMultiColumn(cellIndex(r, col))) {
1096                                 cell_info[r][col].alignment = LYX_ALIGN_LEFT;
1097                                 cell_info[r][col].inset->setContentAlignment(LYX_ALIGN_LEFT);
1098                         }
1099                 }
1100                 column_info[col].alignment = align;
1101                 docstring & dpoint = column_info[col].decimal_point;
1102                 if (align == LYX_ALIGN_DECIMAL && dpoint.empty())
1103                         dpoint = from_utf8(lyxrc.default_decimal_point);
1104         } else {
1105                 cellInfo(cell).alignment = align;
1106                 cellInset(cell).get()->setContentAlignment(align);
1107         }
1108 }
1109
1110
1111 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1112                                bool onlycolumn)
1113 {
1114         if (!isMultiColumn(cell) || onlycolumn)
1115                 column_info[cellColumn(cell)].valignment = align;
1116         if (!onlycolumn)
1117                 cellInfo(cell).valignment = align;
1118 }
1119
1120
1121 namespace {
1122
1123 /**
1124  * Allow line and paragraph breaks for fixed width cells or disallow them,
1125  * merge cell paragraphs and reset layout to standard for variable width
1126  * cells.
1127  */
1128 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
1129 {
1130         inset->toggleFixedWidth(fixedWidth);
1131         if (fixedWidth)
1132                 return;
1133
1134         // merge all paragraphs to one
1135         BufferParams const & bp = cur.bv().buffer().params();
1136         while (inset->paragraphs().size() > 1)
1137                 mergeParagraph(bp, inset->paragraphs(), 0);
1138
1139         // reset layout
1140         cur.push(*inset);
1141         // undo information has already been recorded
1142         inset->getText(0)->setLayout(0, cur.lastpit() + 1,
1143                         bp.documentClass().plainLayoutName());
1144         cur.pop();
1145 }
1146
1147 }
1148
1149
1150 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1151                 Length const & width)
1152 {
1153         col_type const c = cellColumn(cell);
1154
1155         column_info[c].p_width = width;
1156         // reset the vertical alignment to top if the fixed width
1157         // is removed or zero because only fixed width columns can
1158         // have a vertical alignment
1159         if (column_info[c].p_width.zero())
1160                 column_info[c].valignment = LYX_VALIGN_TOP;
1161         for (row_type r = 0; r < nrows(); ++r) {
1162                 idx_type const cell = cellIndex(r, c);
1163                 // because of multicolumns
1164                 toggleFixedWidth(cur, cellInset(cell).get(),
1165                                  !getPWidth(cell).zero());
1166                 if (isMultiRow(cell))
1167                         setAlignment(cell, LYX_ALIGN_LEFT, false);
1168         }
1169         // cur paragraph can become invalid after paragraphs were merged
1170         if (cur.pit() > cur.lastpit())
1171                 cur.pit() = cur.lastpit();
1172         // cur position can become invalid after newlines were removed
1173         if (cur.pos() > cur.lastpos())
1174                 cur.pos() = cur.lastpos();
1175 }
1176
1177
1178 bool Tabular::setFixedWidth(row_type r, col_type c)
1179 {
1180         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1181         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1182               || (multicol && !cell_info[r][c].p_width.zero());
1183         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1184         return fixed_width;
1185 }
1186
1187
1188 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1189                 Length const & width)
1190 {
1191         if (!isMultiColumn(cell))
1192                 return false;
1193
1194         cellInfo(cell).p_width = width;
1195         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1196         // cur paragraph can become invalid after paragraphs were merged
1197         if (cur.pit() > cur.lastpit())
1198                 cur.pit() = cur.lastpit();
1199         // cur position can become invalid after newlines were removed
1200         if (cur.pos() > cur.lastpos())
1201                 cur.pos() = cur.lastpos();
1202         return true;
1203 }
1204
1205
1206 bool Tabular::setMROffset(Cursor &, idx_type cell, Length const & mroffset)
1207 {
1208         cellInfo(cell).mroffset = mroffset;
1209         return true;
1210 }
1211
1212
1213 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1214                                  Tabular::Feature what)
1215 {
1216         if (what == SET_SPECIAL_MULTICOLUMN)
1217                 cellInfo(cell).align_special = special;
1218         else
1219                 column_info[cellColumn(cell)].align_special = special;
1220 }
1221
1222
1223 void Tabular::setTopLine(idx_type i, bool line)
1224 {
1225         cellInfo(i).top_line = line;
1226 }
1227
1228
1229 void Tabular::setBottomLine(idx_type i, bool line)
1230 {
1231         cellInfo(i).bottom_line = line;
1232 }
1233
1234
1235 void Tabular::setLeftLine(idx_type cell, bool line)
1236 {
1237         cellInfo(cell).left_line = line;
1238 }
1239
1240
1241 void Tabular::setRightLine(idx_type cell, bool line)
1242 {
1243         cellInfo(cell).right_line = line;
1244 }
1245
1246 bool Tabular::rowTopLine(row_type r) const
1247 {
1248         bool all_rows_set = true;
1249         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1250                 all_rows_set = cellInfo(cellIndex(r, c)).top_line;
1251         return all_rows_set;
1252 }
1253
1254
1255 bool Tabular::rowBottomLine(row_type r) const
1256 {
1257         bool all_rows_set = true;
1258         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1259                 all_rows_set = cellInfo(cellIndex(r, c)).bottom_line;
1260         return all_rows_set;
1261 }
1262
1263
1264 bool Tabular::columnLeftLine(col_type c) const
1265 {
1266         if (use_booktabs)
1267                 return false;
1268
1269         int nrows_left = 0;
1270         int total = 0;
1271         for (row_type r = 0; r < nrows(); ++r) {
1272                 idx_type const i = cellIndex(r, c);
1273                 if (c == cellColumn(i)) {
1274                         ++total;
1275                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1276                         if (cellInfo(i).left_line || right)
1277                                 ++nrows_left;
1278                 }
1279         }
1280         return 2 * nrows_left >= total;
1281 }
1282
1283
1284 bool Tabular::columnRightLine(col_type c) const
1285 {
1286         if (use_booktabs)
1287                 return false;
1288
1289         int nrows_right = 0;
1290         int total = 0;
1291         for (row_type r = 0; r < nrows(); ++r) {
1292                 idx_type i = cellIndex(r, c);
1293                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1294                         ++total;
1295                         bool left = (c + 1 < ncols()
1296                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1297                                 || c + 1 == ncols();
1298                         if (cellInfo(i).right_line && left)
1299                                 ++nrows_right;
1300                 }
1301         }
1302         return 2 * nrows_right >= total;
1303 }
1304
1305
1306 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1307 {
1308         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1309                 return cellInfo(cell).alignment;
1310
1311         return column_info[cellColumn(cell)].alignment;
1312 }
1313
1314
1315 Tabular::VAlignment
1316 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1317 {
1318         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1319                 return cellInfo(cell).valignment;
1320         return column_info[cellColumn(cell)].valignment;
1321 }
1322
1323
1324 Length const Tabular::getPWidth(idx_type cell) const
1325 {
1326         if (isMultiColumn(cell))
1327                 return cellInfo(cell).p_width;
1328         return column_info[cellColumn(cell)].p_width;
1329 }
1330
1331
1332 Length const Tabular::getMROffset(idx_type cell) const
1333 {
1334         return cellInfo(cell).mroffset;
1335 }
1336
1337
1338 int Tabular::textHOffset(idx_type cell) const
1339 {
1340         // the LaTeX Way :-(
1341         int x = WIDTH_OF_LINE;
1342
1343         int const w = cellWidth(cell) - cellInfo(cell).width;
1344
1345         switch (getAlignment(cell)) {
1346         case LYX_ALIGN_CENTER:
1347                 x += w / 2;
1348                 break;
1349         case LYX_ALIGN_RIGHT:
1350                 x += w;
1351                 break;
1352         case LYX_ALIGN_DECIMAL: {
1353                 // we center when no decimal point
1354                 if (cellInfo(cell).decimal_width == 0) {
1355                         x += w / 2;
1356                         break;
1357                 }
1358                 col_type const c = cellColumn(cell);
1359                 int max_dhoffset = 0;
1360                 for(row_type r = 0; r < row_info.size() ; ++r) {
1361                         idx_type const i = cellIndex(r, c);
1362                         if (getAlignment(i) == LYX_ALIGN_DECIMAL
1363                                 && cellInfo(i).decimal_width != 0)
1364                                 max_dhoffset = max(max_dhoffset, cellInfo(i).decimal_hoffset);
1365                 }
1366                 x += max_dhoffset - cellInfo(cell).decimal_hoffset;
1367         }
1368         default:
1369                 // LYX_ALIGN_LEFT: nothing :-)
1370                 break;
1371         }
1372
1373         return x;
1374 }
1375
1376
1377 int Tabular::textVOffset(idx_type cell) const
1378 {
1379         int voffset = cellInfo(cell).voffset;
1380         if (isMultiRow(cell)) {
1381                 row_type const row = cellRow(cell);
1382                 voffset += (cellHeight(cell) - rowAscent(row) - rowDescent(row))/2;
1383         }
1384         return voffset;
1385 }
1386
1387
1388 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1389 {
1390         col_type c = 0;
1391         idx_type const numcells = numberOfCellsInRow(row);
1392         // we check against numcells to make sure we do not crash if all the
1393         // cells are multirow (bug #7535), but in that case our return value
1394         // is really invalid, i.e., it is NOT the first cell in the row. but
1395         // i do not know what to do here. (rgh)
1396         while (c < numcells - 1
1397                && cell_info[row][c].multirow == CELL_PART_OF_MULTIROW)
1398                 ++c;
1399         return cell_info[row][c].cellno;
1400 }
1401
1402
1403 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1404 {
1405         col_type c = ncols() - 1;
1406         // of course we check against 0 so we don't crash. but we have the same
1407         // problem as in the previous routine: if all the cells are part of a
1408         // multirow or part of a multi column, then our return value is invalid.
1409         while (c > 0
1410                && (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW
1411                    || cell_info[row][c].multicolumn == CELL_PART_OF_MULTICOLUMN))
1412                 --c;
1413         return cell_info[row][c].cellno;
1414 }
1415
1416
1417 Tabular::row_type Tabular::cellRow(idx_type cell) const
1418 {
1419         if (cell >= numberofcells)
1420                 return nrows() - 1;
1421         if (cell == npos)
1422                 return 0;
1423         return rowofcell[cell];
1424 }
1425
1426
1427 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1428 {
1429         if (cell >= numberofcells)
1430                 return ncols() - 1;
1431         if (cell == npos)
1432                 return 0;
1433         return columnofcell[cell];
1434 }
1435
1436
1437 void Tabular::write(ostream & os) const
1438 {
1439         // header line
1440         os << "<lyxtabular"
1441            << write_attribute("version", 3)
1442            << write_attribute("rows", nrows())
1443            << write_attribute("columns", ncols())
1444            << ">\n";
1445         // global longtable options
1446         os << "<features"
1447            << write_attribute("rotate", rotate)
1448            << write_attribute("booktabs", use_booktabs)
1449            << write_attribute("islongtable", is_long_tabular)
1450            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1451            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1452            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1453            << write_attribute("headTopDL", endhead.topDL)
1454            << write_attribute("headBottomDL", endhead.bottomDL)
1455            << write_attribute("footTopDL", endfoot.topDL)
1456            << write_attribute("footBottomDL", endfoot.bottomDL)
1457            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1458            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1459            << write_attribute("lastFootEmpty", endlastfoot.empty);
1460         // longtables cannot be aligned vertically
1461         if (!is_long_tabular) {
1462                 os << write_attribute("tabularvalignment", tabular_valignment);
1463                 os << write_attribute("tabularwidth", tabular_width);
1464         }
1465         if (is_long_tabular)
1466                 os << write_attribute("longtabularalignment", longtabular_alignment);
1467         os << ">\n";
1468         for (col_type c = 0; c < ncols(); ++c) {
1469                 os << "<column"
1470                    << write_attribute("alignment", column_info[c].alignment);
1471                 if (column_info[c].alignment == LYX_ALIGN_DECIMAL)
1472                    os << write_attribute("decimal_point", column_info[c].decimal_point);
1473                 os << write_attribute("valignment", column_info[c].valignment)
1474                    << write_attribute("width", column_info[c].p_width.asString())
1475                    << write_attribute("special", column_info[c].align_special)
1476                    << ">\n";
1477         }
1478         for (row_type r = 0; r < nrows(); ++r) {
1479                 static const string def("default");
1480                 os << "<row";
1481                 if (row_info[r].top_space_default)
1482                         os << write_attribute("topspace", def);
1483                 else
1484                         os << write_attribute("topspace", row_info[r].top_space);
1485                 if (row_info[r].bottom_space_default)
1486                         os << write_attribute("bottomspace", def);
1487                 else
1488                         os << write_attribute("bottomspace", row_info[r].bottom_space);
1489                 if (row_info[r].interline_space_default)
1490                         os << write_attribute("interlinespace", def);
1491                 else
1492                         os << write_attribute("interlinespace", row_info[r].interline_space);
1493                 os << write_attribute("endhead", row_info[r].endhead)
1494                    << write_attribute("endfirsthead", row_info[r].endfirsthead)
1495                    << write_attribute("endfoot", row_info[r].endfoot)
1496                    << write_attribute("endlastfoot", row_info[r].endlastfoot)
1497                    << write_attribute("newpage", row_info[r].newpage)
1498                    << write_attribute("caption", row_info[r].caption)
1499                    << ">\n";
1500                 for (col_type c = 0; c < ncols(); ++c) {
1501                         os << "<cell"
1502                            << write_attribute("multicolumn", cell_info[r][c].multicolumn)
1503                            << write_attribute("multirow", cell_info[r][c].multirow)
1504                            << write_attribute("mroffset", cell_info[r][c].mroffset)
1505                            << write_attribute("alignment", cell_info[r][c].alignment)
1506                            << write_attribute("valignment", cell_info[r][c].valignment)
1507                            << write_attribute("topline", cell_info[r][c].top_line)
1508                            << write_attribute("bottomline", cell_info[r][c].bottom_line)
1509                            << write_attribute("leftline", cell_info[r][c].left_line)
1510                            << write_attribute("rightline", cell_info[r][c].right_line)
1511                            << write_attribute("rotate", cell_info[r][c].rotate)
1512                            << write_attribute("usebox", cell_info[r][c].usebox)
1513                            << write_attribute("width", cell_info[r][c].p_width)
1514                            << write_attribute("special", cell_info[r][c].align_special)
1515                            << ">\n";
1516                         os << "\\begin_inset ";
1517                         cell_info[r][c].inset->write(os);
1518                         os << "\n\\end_inset\n"
1519                            << "</cell>\n";
1520                         // FIXME This can be removed again once the mystery
1521                         // crash has been resolved.
1522                         os << flush;
1523                 }
1524                 os << "</row>\n";
1525         }
1526         os << "</lyxtabular>\n";
1527 }
1528
1529
1530 void Tabular::read(Lexer & lex)
1531 {
1532         string line;
1533         istream & is = lex.getStream();
1534
1535         l_getline(is, line);
1536         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1537                 LASSERT(false, return);
1538         }
1539
1540         int version;
1541         if (!getTokenValue(line, "version", version))
1542                 return;
1543         LATTEST(version >= 2);
1544
1545         int rows_arg;
1546         if (!getTokenValue(line, "rows", rows_arg))
1547                 return;
1548         int columns_arg;
1549         if (!getTokenValue(line, "columns", columns_arg))
1550                 return;
1551         init(buffer_, rows_arg, columns_arg);
1552         l_getline(is, line);
1553         if (!prefixIs(line, "<features")) {
1554                 lyxerr << "Wrong tabular format (expected <features ...> got"
1555                        << line << ')' << endl;
1556                 return;
1557         }
1558         getTokenValue(line, "rotate", rotate);
1559         getTokenValue(line, "booktabs", use_booktabs);
1560         getTokenValue(line, "islongtable", is_long_tabular);
1561         getTokenValue(line, "tabularvalignment", tabular_valignment);
1562         getTokenValue(line, "tabularwidth", tabular_width);
1563         getTokenValue(line, "longtabularalignment", longtabular_alignment);
1564         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1565         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1566         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1567         getTokenValue(line, "headTopDL", endhead.topDL);
1568         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1569         getTokenValue(line, "footTopDL", endfoot.topDL);
1570         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1571         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1572         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1573         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1574
1575         for (col_type c = 0; c < ncols(); ++c) {
1576                 l_getline(is,line);
1577                 if (!prefixIs(line,"<column")) {
1578                         lyxerr << "Wrong tabular format (expected <column ...> got"
1579                                << line << ')' << endl;
1580                         return;
1581                 }
1582                 getTokenValue(line, "alignment", column_info[c].alignment);
1583                 getTokenValue(line, "decimal_point", column_info[c].decimal_point);
1584                 getTokenValue(line, "valignment", column_info[c].valignment);
1585                 getTokenValue(line, "width", column_info[c].p_width);
1586                 getTokenValue(line, "special", column_info[c].align_special);
1587         }
1588
1589         for (row_type i = 0; i < nrows(); ++i) {
1590                 l_getline(is, line);
1591                 if (!prefixIs(line, "<row")) {
1592                         lyxerr << "Wrong tabular format (expected <row ...> got"
1593                                << line << ')' << endl;
1594                         return;
1595                 }
1596                 getTokenValue(line, "topspace", row_info[i].top_space,
1597                               row_info[i].top_space_default);
1598                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1599                               row_info[i].bottom_space_default);
1600                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1601                               row_info[i].interline_space_default);
1602                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1603                 getTokenValue(line, "endhead", row_info[i].endhead);
1604                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1605                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1606                 getTokenValue(line, "newpage", row_info[i].newpage);
1607                 getTokenValue(line, "caption", row_info[i].caption);
1608                 for (col_type j = 0; j < ncols(); ++j) {
1609                         l_getline(is, line);
1610                         if (!prefixIs(line, "<cell")) {
1611                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1612                                        << line << ')' << endl;
1613                                 return;
1614                         }
1615                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1616                         getTokenValue(line, "multirow", cell_info[i][j].multirow);
1617                         getTokenValue(line, "mroffset", cell_info[i][j].mroffset);
1618                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1619                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1620                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1621                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1622                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1623                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1624                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1625                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1626                         getTokenValue(line, "width", cell_info[i][j].p_width);
1627                         setFixedWidth(i,j);
1628                         getTokenValue(line, "special", cell_info[i][j].align_special);
1629                         l_getline(is, line);
1630                         if (prefixIs(line, "\\begin_inset")) {
1631                                 cell_info[i][j].inset->setBuffer(*buffer_);
1632                                 cell_info[i][j].inset->read(lex);
1633                                 l_getline(is, line);
1634                         }
1635                         if (!prefixIs(line, "</cell>")) {
1636                                 lyxerr << "Wrong tabular format (expected </cell> got"
1637                                        << line << ')' << endl;
1638                                 return;
1639                         }
1640                 }
1641                 l_getline(is, line);
1642                 if (!prefixIs(line, "</row>")) {
1643                         lyxerr << "Wrong tabular format (expected </row> got"
1644                                << line << ')' << endl;
1645                         return;
1646                 }
1647         }
1648         while (!prefixIs(line, "</lyxtabular>")) {
1649                 l_getline(is, line);
1650         }
1651         updateIndexes();
1652 }
1653
1654
1655 bool Tabular::isMultiColumn(idx_type cell) const
1656 {
1657         return (cellInfo(cell).multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1658                 || cellInfo(cell).multicolumn == CELL_PART_OF_MULTICOLUMN);
1659 }
1660
1661
1662 bool Tabular::hasMultiColumn(col_type c) const
1663 {
1664         for (row_type r = 0; r < nrows(); ++r) {
1665                 if (isMultiColumn(cellIndex(r, c)))
1666                         return true;
1667         }
1668         return false;
1669 }
1670
1671
1672 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1673 {
1674         return cell_info[cellRow(cell)][cellColumn(cell)];
1675 }
1676
1677
1678 Tabular::idx_type Tabular::setMultiColumn(idx_type cell, idx_type number,
1679                                           bool const right_border)
1680 {
1681         idx_type const col = cellColumn(cell);
1682         idx_type const row = cellRow(cell);
1683         for (idx_type i = 0; i < number; ++i)
1684                 unsetMultiRow(cellIndex(row, col + i));
1685
1686         // unsetting of multirow may have invalidated cell index
1687         cell = cellIndex(row, col);
1688         CellData & cs = cellInfo(cell);
1689         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1690         if (column_info[col].alignment != LYX_ALIGN_DECIMAL)
1691                 cs.alignment = column_info[col].alignment;
1692         setRightLine(cell, right_border);
1693
1694         idx_type lastcell = cellIndex(row, col + number - 1);
1695         for (idx_type i = 1; i < lastcell - cell + 1; ++i) {
1696                 CellData & cs1 = cellInfo(cell + i);
1697                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1698                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1699                 cs1.inset->clear();
1700         }
1701         updateIndexes();
1702         return cell;
1703 }
1704
1705
1706 bool Tabular::isMultiRow(idx_type cell) const
1707 {
1708         return (cellInfo(cell).multirow == CELL_BEGIN_OF_MULTIROW
1709                 || cellInfo(cell).multirow == CELL_PART_OF_MULTIROW);
1710 }
1711
1712 bool Tabular::hasMultiRow(row_type r) const
1713 {
1714         for (col_type c = 0; c < ncols(); ++c) {
1715                 if (isMultiRow(cellIndex(r, c)))
1716                         return true;
1717         }
1718         return false;
1719 }
1720
1721 Tabular::idx_type Tabular::setMultiRow(idx_type cell, idx_type number,
1722                                        bool const bottom_border,
1723                                        LyXAlignment const halign)
1724 {
1725         idx_type const col = cellColumn(cell);
1726         idx_type const row = cellRow(cell);
1727         for (idx_type i = 0; i < number; ++i)
1728                 unsetMultiColumn(cellIndex(row + i, col));
1729
1730         // unsetting of multirow may have invalidated cell index
1731         cell = cellIndex(row, col);
1732         CellData & cs = cellInfo(cell);
1733         cs.multirow = CELL_BEGIN_OF_MULTIROW;
1734         cs.valignment = LYX_VALIGN_MIDDLE;
1735         // the horizontal alignment of multirow cells can only
1736         // be changed for the whole table row,
1737         // support changing this only for the multirow cell can be done via
1738         // \multirowsetup
1739         if (getPWidth(cell).zero())
1740                 cs.alignment = halign;
1741         else
1742                 cs.alignment = LYX_ALIGN_LEFT;
1743
1744         // set the bottom line of the last selected cell
1745         setBottomLine(cell, bottom_border);
1746
1747         for (idx_type i = 1; i < number; ++i) {
1748                 CellData & cs1 = cell_info[row + i][col];
1749                 cs1.multirow = CELL_PART_OF_MULTIROW;
1750                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1751                 cs1.inset->clear();
1752         }
1753         updateIndexes();
1754         return cell;
1755 }
1756
1757
1758 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1759 {
1760         row_type const row = cellRow(cell);
1761         col_type const col = cellColumn(cell);
1762         int span = 1;
1763         while (col + span < ncols() && isPartOfMultiColumn(row, col + span))
1764                 ++span;
1765
1766         return span;
1767 }
1768
1769
1770 Tabular::idx_type Tabular::rowSpan(idx_type cell) const
1771 {
1772         col_type const column = cellColumn(cell);
1773         col_type row = cellRow(cell) + 1;
1774         while (row < nrows() && isPartOfMultiRow(row, column))
1775                 ++row;
1776
1777         return row - cellRow(cell);
1778 }
1779
1780
1781 void Tabular::unsetMultiColumn(idx_type cell)
1782 {
1783         if (!isMultiColumn(cell))
1784                 return;
1785
1786         row_type const row = cellRow(cell);
1787         col_type const col = cellColumn(cell);
1788         row_type const span = columnSpan(cell);
1789         for (col_type c = 0; c < span; ++c) {
1790                 // in the table dialog the lines are set in every case
1791                 // when unsetting a multicolumn this leads to an additional right
1792                 // line for every cell that was part of the former multicolumn cell,
1793                 // except if the cell is in the last column
1794                 // therefore remove this line
1795                 if (cell_info[row][col + c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1796                         && (col + c) < (col + span - 1))
1797                         cell_info[row][col + c].right_line = false;
1798                 cell_info[row][col + c].multicolumn = CELL_NORMAL;
1799         }
1800         updateIndexes();
1801 }
1802
1803
1804 void Tabular::unsetMultiRow(idx_type cell)
1805 {
1806         if (!isMultiRow(cell))
1807                 return;
1808
1809         cellInfo(cell).valignment = LYX_VALIGN_TOP;
1810         cellInfo(cell).alignment = LYX_ALIGN_CENTER;
1811         row_type const row = cellRow(cell);
1812         col_type const col = cellColumn(cell);
1813         row_type const span = rowSpan(cell);
1814         for (row_type r = 0; r < span; ++r)
1815                 cell_info[row + r][col].multirow = CELL_NORMAL;
1816         updateIndexes();
1817 }
1818
1819
1820 void Tabular::setRotateCell(idx_type cell, int value)
1821 {
1822         cellInfo(cell).rotate = value;
1823 }
1824
1825
1826 int Tabular::getRotateCell(idx_type cell) const
1827 {
1828         return cellInfo(cell).rotate;
1829 }
1830
1831
1832 bool Tabular::needRotating() const
1833 {
1834         if (rotate)
1835                 return true;
1836         for (row_type r = 0; r < nrows(); ++r)
1837                 for (col_type c = 0; c < ncols(); ++c)
1838                         if (cell_info[r][c].rotate != 0)
1839                                 return true;
1840         return false;
1841 }
1842
1843
1844 bool Tabular::isLastCell(idx_type cell) const
1845 {
1846         if (cell + 1 < numberofcells)
1847                 return false;
1848         return true;
1849 }
1850
1851
1852 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1853 {
1854         if (cellRow(cell) == 0)
1855                 return cell;
1856
1857         col_type const col = cellColumn(cell);
1858         row_type r = cellRow(cell) - 1;
1859         while (r > 0 && cell_info[r][col].multirow == CELL_PART_OF_MULTIROW)
1860                 --r;
1861
1862         return cell_info[r][col].cellno;
1863 }
1864
1865
1866 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1867 {
1868         row_type const nextrow = cellRow(cell) + rowSpan(cell);
1869         if (nextrow < nrows())
1870                 return cell_info[nextrow][cellColumn(cell)].cellno;
1871         return cell;
1872 }
1873
1874
1875 Tabular::idx_type Tabular::cellIndex(row_type row, col_type column) const
1876 {
1877         LASSERT(column != npos && column < ncols(), column = 0);
1878         LASSERT(row != npos && row < nrows(), row = 0);
1879         return cell_info[row][column].cellno;
1880 }
1881
1882
1883 void Tabular::setUsebox(idx_type cell, BoxType type)
1884 {
1885         cellInfo(cell).usebox = type;
1886 }
1887
1888
1889 // FIXME: Remove this routine because we cannot insert \parboxes when the user
1890 // adds line breaks, see bug 4886.
1891 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1892 {
1893         if ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
1894                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1895                 return BOX_NONE;
1896         if (cellInfo(cell).usebox > 1)
1897                 return cellInfo(cell).usebox;
1898         return useParbox(cell);
1899 }
1900
1901
1902 ///
1903 //  This are functions used for the longtable support
1904 ///
1905 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1906                            bool first)
1907 {
1908         if (first) {
1909                 endfirsthead = hd;
1910                 if (hd.set)
1911                         row_info[row].endfirsthead = flag;
1912         } else {
1913                 endhead = hd;
1914                 if (hd.set)
1915                         row_info[row].endhead = flag;
1916         }
1917 }
1918
1919
1920 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1921 {
1922         hd = endhead;
1923         hd.set = haveLTHead();
1924         return row_info[row].endhead;
1925 }
1926
1927
1928 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1929 {
1930         hd = endfirsthead;
1931         hd.set = haveLTFirstHead();
1932         return row_info[row].endfirsthead;
1933 }
1934
1935
1936 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1937                            bool last)
1938 {
1939         if (last) {
1940                 endlastfoot = fd;
1941                 if (fd.set)
1942                         row_info[row].endlastfoot = flag;
1943         } else {
1944                 endfoot = fd;
1945                 if (fd.set)
1946                         row_info[row].endfoot = flag;
1947         }
1948 }
1949
1950
1951 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1952 {
1953         fd = endfoot;
1954         fd.set = haveLTFoot();
1955         return row_info[row].endfoot;
1956 }
1957
1958
1959 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1960 {
1961         fd = endlastfoot;
1962         fd.set = haveLTLastFoot();
1963         return row_info[row].endlastfoot;
1964 }
1965
1966
1967 void Tabular::setLTNewPage(row_type row, bool what)
1968 {
1969         row_info[row].newpage = what;
1970 }
1971
1972
1973 bool Tabular::getLTNewPage(row_type row) const
1974 {
1975         return row_info[row].newpage;
1976 }
1977
1978
1979 bool Tabular::haveLTHead(bool withcaptions) const
1980 {
1981         if (!is_long_tabular)
1982                 return false;
1983         for (row_type i = 0; i < nrows(); ++i)
1984                 if (row_info[i].endhead &&
1985                     (withcaptions || !row_info[i].caption))
1986                         return true;
1987         return false;
1988 }
1989
1990
1991 bool Tabular::haveLTFirstHead(bool withcaptions) const
1992 {
1993         if (!is_long_tabular || endfirsthead.empty)
1994                 return false;
1995         for (row_type r = 0; r < nrows(); ++r)
1996                 if (row_info[r].endfirsthead &&
1997                     (withcaptions || !row_info[r].caption))
1998                         return true;
1999         return false;
2000 }
2001
2002
2003 bool Tabular::haveLTFoot(bool withcaptions) const
2004 {
2005         if (!is_long_tabular)
2006                 return false;
2007         for (row_type r = 0; r < nrows(); ++r)
2008                 if (row_info[r].endfoot &&
2009                     (withcaptions || !row_info[r].caption))
2010                         return true;
2011         return false;
2012 }
2013
2014
2015 bool Tabular::haveLTLastFoot(bool withcaptions) const
2016 {
2017         if (!is_long_tabular || endlastfoot.empty)
2018                 return false;
2019         for (row_type r = 0; r < nrows(); ++r)
2020                 if (row_info[r].endlastfoot &&
2021                     (withcaptions || !row_info[r].caption))
2022                         return true;
2023         return false;
2024 }
2025
2026
2027 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
2028 {
2029         idx_type i = getFirstCellInRow(row);
2030         if (what) {
2031                 setMultiColumn(i, numberOfCellsInRow(row), false);
2032                 setTopLine(i, false);
2033                 setBottomLine(i, false);
2034                 setLeftLine(i, false);
2035                 setRightLine(i, false);
2036                 if (!row_info[row].endfirsthead && !row_info[row].endhead &&
2037                     !row_info[row].endfoot && !row_info[row].endlastfoot) {
2038                         setLTHead(row, true, endfirsthead, true);
2039                         row_info[row].endfirsthead = true;
2040                 }
2041         } else {
2042                 unsetMultiColumn(i);
2043                 // When unsetting a caption row, also all existing
2044                 // captions in this row must be dissolved.
2045         }
2046         row_info[row].caption = what;
2047         return i;
2048 }
2049
2050
2051 bool Tabular::ltCaption(row_type row) const
2052 {
2053         return row_info[row].caption;
2054 }
2055
2056
2057 bool Tabular::haveLTCaption(CaptionType captiontype) const
2058 {
2059         if (!is_long_tabular)
2060                 return false;
2061         for (row_type r = 0; r < nrows(); ++r) {
2062                 if (row_info[r].caption) {
2063                         switch (captiontype) {
2064                         case CAPTION_FIRSTHEAD:
2065                                 if (row_info[r].endfirsthead)
2066                                         return true;
2067                                 break;
2068                         case CAPTION_HEAD:
2069                                 if (row_info[r].endhead)
2070                                         return true;
2071                                 break;
2072                         case CAPTION_FOOT:
2073                                 if (row_info[r].endfoot)
2074                                         return true;
2075                                 break;
2076                         case CAPTION_LASTFOOT:
2077                                 if (row_info[r].endlastfoot)
2078                                         return true;
2079                                 break;
2080                         case CAPTION_ANY:
2081                                 return true;
2082                         }
2083                 }
2084         }
2085         return false;
2086 }
2087
2088
2089 // end longtable support functions
2090
2091 void Tabular::setRowAscent(row_type row, int height)
2092 {
2093         if (row >= nrows() || row_info[row].ascent == height)
2094                 return;
2095         row_info[row].ascent = height;
2096 }
2097
2098
2099 void Tabular::setRowDescent(row_type row, int height)
2100 {
2101         if (row >= nrows() || row_info[row].descent == height)
2102                 return;
2103         row_info[row].descent = height;
2104 }
2105
2106
2107 int Tabular::rowAscent(row_type row) const
2108 {
2109         LASSERT(row < nrows(), row = 0);
2110         return row_info[row].ascent;
2111 }
2112
2113
2114 int Tabular::rowDescent(row_type row) const
2115 {
2116         LASSERT(row < nrows(), row = 0);
2117         return row_info[row].descent;
2118 }
2119
2120
2121 int Tabular::height() const
2122 {
2123         int height = 0;
2124         for (row_type row = 0; row < nrows(); ++row)
2125                 height += rowAscent(row) + rowDescent(row) +
2126                         interRowSpace(row);
2127         return height;
2128 }
2129
2130
2131 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
2132 {
2133         LASSERT(row < nrows(), return false);
2134         LASSERT(column < ncols(), return false);
2135         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
2136 }
2137
2138
2139 bool Tabular::isPartOfMultiRow(row_type row, col_type column) const
2140 {
2141         LASSERT(row < nrows(), return false);
2142         LASSERT(column < ncols(), return false);
2143         return cell_info[row][column].multirow == CELL_PART_OF_MULTIROW;
2144 }
2145
2146
2147 void Tabular::TeXTopHLine(otexstream & os, row_type row, string const & lang) const
2148 {
2149         // we only output complete row lines and the 1st row here, the rest
2150         // is done in Tabular::TeXBottomHLine(...)
2151
2152         // get for each column the topline (if any)
2153         vector<bool> topline;
2154         col_type nset = 0;
2155         for (col_type c = 0; c < ncols(); ++c) {
2156                 topline.push_back(topLine(cellIndex(row, c)));
2157                 // If cell is part of a multirow and not the first cell of the
2158                 // multirow, no line must be drawn.
2159                 if (row != 0)
2160                         if (isMultiRow(cellIndex(row, c))
2161                             && cell_info[row][c].multirow != CELL_BEGIN_OF_MULTIROW)
2162                                 topline[c] = false;
2163                 if (topline[c])
2164                         ++nset;
2165         }
2166
2167         // do nothing if empty first row, or incomplete row line after
2168         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols()))
2169                 return;
2170
2171         // only output complete row lines and the 1st row's clines
2172         if (nset == ncols()) {
2173                 if (use_booktabs) {
2174                         os << (row == 0 ? "\\toprule " : "\\midrule ");
2175                 } else {
2176                         os << "\\hline ";
2177                 }
2178         } else if (row == 0) {
2179                 for (col_type c = 0; c < ncols(); ++c) {
2180                         if (topline[c]) {
2181                                 col_type offset = 0;
2182                                 for (col_type j = 0 ; j < c; ++j)
2183                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2184                                                 ++offset;
2185
2186                                 //babel makes the "-" character an active one, so we have to suppress this here
2187                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2188                                 if (lang == "slovak" || lang == "czech")
2189                                         os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline")
2190                                         << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
2191                                 else
2192                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
2193
2194                                 col_type cstart = c;
2195                                 for ( ; c < ncols() && topline[c]; ++c) {}
2196
2197                                 for (col_type j = cstart ; j < c ; ++j)
2198                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2199                                                 ++offset;
2200
2201                                 os << c + offset << "} ";
2202                         }
2203                 }
2204         }
2205         os << "\n";
2206 }
2207
2208
2209 void Tabular::TeXBottomHLine(otexstream & os, row_type row, string const & lang) const
2210 {
2211         // we output bottomlines of row r and the toplines of row r+1
2212         // if the latter do not span the whole tabular
2213
2214         // get the bottomlines of row r, and toplines in next row
2215         bool lastrow = row == nrows() - 1;
2216         vector<bool> bottomline, topline;
2217         bool nextrowset = true;
2218         for (col_type c = 0; c < ncols(); ++c) {
2219                 bottomline.push_back(bottomLine(cellIndex(row, c)));
2220                 topline.push_back(!lastrow && topLine(cellIndex(row + 1, c)));
2221                 // If cell is part of a multirow and not the last cell of the
2222                 // multirow, no line must be drawn.
2223                 if (!lastrow)
2224                         if (isMultiRow(cellIndex(row, c))
2225                             && isMultiRow(cellIndex(row + 1, c))
2226                             && cell_info[row + 1][c].multirow != CELL_BEGIN_OF_MULTIROW) {
2227                                 bottomline[c] = false;
2228                                 topline[c] = false;
2229                                 }
2230                 nextrowset &= topline[c];
2231         }
2232
2233         // combine this row's bottom lines and next row's toplines if necessary
2234         col_type nset = 0;
2235         for (col_type c = 0; c < ncols(); ++c) {
2236                 if (!nextrowset)
2237                         bottomline[c] = bottomline[c] || topline[c];
2238                 if (bottomline[c])
2239                         ++nset;
2240         }
2241
2242         // do nothing if empty, OR incomplete row line with a topline in next row
2243         if (nset == 0 || (nextrowset && nset != ncols()))
2244                 return;
2245
2246         if (nset == ncols()) {
2247                 if (use_booktabs)
2248                         os << (lastrow ? "\\bottomrule" : "\\midrule");
2249                 else
2250                         os << "\\hline ";
2251         } else {
2252                 for (col_type c = 0; c < ncols(); ++c) {
2253                         if (bottomline[c]) {
2254                                 col_type offset = 0;
2255                                 for (col_type j = 0 ; j < c; ++j)
2256                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2257                                                 ++offset;
2258
2259                                 //babel makes the "-" character an active one, so we have to suppress this here
2260                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2261                                 if (lang == "slovak" || lang == "czech")
2262                                         os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline")
2263                                         << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
2264                                 else
2265                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
2266
2267                                 col_type cstart = c;
2268                                 for ( ; c < ncols() && bottomline[c]; ++c) {}
2269
2270                                 for (col_type j = cstart ; j < c ; ++j)
2271                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2272                                                 ++offset;
2273
2274                                 os << c + offset << "} ";
2275                         }
2276                 }
2277         }
2278         os << "\n";
2279 }
2280
2281
2282 void Tabular::TeXCellPreamble(otexstream & os, idx_type cell,
2283                               bool & ismulticol, bool & ismultirow) const
2284 {
2285         row_type const r = cellRow(cell);
2286         if (is_long_tabular && row_info[r].caption)
2287                 return;
2288
2289         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
2290         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
2291         // figure out how to set the lines
2292         // we always set double lines to the right of the cell
2293         col_type const c = cellColumn(cell);
2294         col_type const nextcol = c + columnSpan(cell);
2295         bool colright = columnRightLine(c);
2296         bool colleft = columnLeftLine(c);
2297         bool nextcolleft = nextcol < ncols() && columnLeftLine(nextcol);
2298         bool nextcellleft = nextcol < ncols()
2299                 && leftLine(cellIndex(r, nextcol));
2300         bool coldouble = colright && nextcolleft;
2301         bool celldouble = rightLine(cell) && nextcellleft;
2302
2303         ismulticol = isMultiColumn(cell)
2304                 || (c == 0 && colleft != leftLine(cell))
2305                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
2306                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
2307                 || (coldouble != celldouble);
2308
2309         // we center in multicol when no decimal point
2310         if (column_info[c].alignment == LYX_ALIGN_DECIMAL) {
2311                 docstring const align_d = column_info[c].decimal_point;
2312                 DocIterator const dit = separatorPos(cellInset(cell).get(), align_d);
2313                 ismulticol |= !dit;
2314         }
2315
2316         // up counter by 1 for each decimally aligned col since they use 2 latex cols
2317         int latexcolspan = columnSpan(cell);
2318         for(col_type col = c; col < c + columnSpan(cell); ++col)
2319                 if (column_info[col].alignment == LYX_ALIGN_DECIMAL)
2320                         ++latexcolspan;
2321
2322         if (ismulticol) {
2323                 os << "\\multicolumn{" << latexcolspan << "}{";
2324                 if (c ==0 && leftLine(cell))
2325                         os << '|';
2326                 if (!cellInfo(cell).align_special.empty()) {
2327                         os << cellInfo(cell).align_special;
2328                 } else {
2329                         if (!getPWidth(cell).zero()) {
2330                                 switch (align) {
2331                                 case LYX_ALIGN_LEFT:
2332                                         os << ">{\\raggedright}";
2333                                         break;
2334                                 case LYX_ALIGN_RIGHT:
2335                                         os << ">{\\raggedleft}";
2336                                         break;
2337                                 case LYX_ALIGN_CENTER:
2338                                         os << ">{\\centering}";
2339                                         break;
2340                                 default:
2341                                         break;
2342                                 }
2343                                 switch (valign) {
2344                                 case LYX_VALIGN_TOP:
2345                                         os << 'p';
2346                                         break;
2347                                 case LYX_VALIGN_MIDDLE:
2348                                         os << 'm';
2349                                         break;
2350                                 case LYX_VALIGN_BOTTOM:
2351                                         os << 'b';
2352                                         break;
2353                                 }
2354                                 os << '{'
2355                                    << from_ascii(getPWidth(cell).asLatexString())
2356                                    << '}';
2357                         } else {
2358                                 switch (align) {
2359                                 case LYX_ALIGN_LEFT:
2360                                         os << 'l';
2361                                         break;
2362                                 case LYX_ALIGN_RIGHT:
2363                                         os << 'r';
2364                                         break;
2365                                 default:
2366                                         os << 'c';
2367                                         break;
2368                                 }
2369                         } // end if else !getPWidth
2370                 } // end if else !cellinfo_of_cell
2371                 if (rightLine(cell) || nextcellleft)
2372                         os << '|';
2373                 if (celldouble)
2374                         // add extra vertical line if we want a double one
2375                         os << '|';
2376                 os << "}{";
2377         } // end if ismulticol
2378
2379         // we only need code for the first multirow cell
2380         ismultirow = isMultiRow(cell);
2381         if (ismultirow) {
2382                 os << "\\multirow{" << rowSpan(cell) << "}{";
2383                 if (!getPWidth(cell).zero())
2384                         os << from_ascii(getPWidth(cell).asLatexString());
2385                 else
2386                         // we need to set a default value
2387                         os << "*";
2388                 os << "}";
2389                 if (!getMROffset(cell).zero())
2390                         os << "[" << from_ascii(getMROffset(cell).asLatexString()) << "]";
2391                 os << "{";
2392         } // end if ismultirow
2393
2394         if (getRotateCell(cell) != 0)
2395                 os << "\\begin{turn}{" << convert<string>(getRotateCell(cell)) << "}\n";
2396
2397         if (getUsebox(cell) == BOX_PARBOX) {
2398                 os << "\\parbox[";
2399                 switch (valign) {
2400                 case LYX_VALIGN_TOP:
2401                         os << 't';
2402                         break;
2403                 case LYX_VALIGN_MIDDLE:
2404                         os << 'c';
2405                         break;
2406                 case LYX_VALIGN_BOTTOM:
2407                         os << 'b';
2408                         break;
2409                 }
2410                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2411                    << "}{";
2412         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2413                 os << "\\begin{minipage}[";
2414                 switch (valign) {
2415                 case LYX_VALIGN_TOP:
2416                         os << 't';
2417                         break;
2418                 case LYX_VALIGN_MIDDLE:
2419                         os << 'm';
2420                         break;
2421                 case LYX_VALIGN_BOTTOM:
2422                         os << 'b';
2423                         break;
2424                 }
2425                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2426                    << "}\n";
2427         }
2428 }
2429
2430
2431 void Tabular::TeXCellPostamble(otexstream & os, idx_type cell,
2432                                bool ismulticol, bool ismultirow) const
2433 {
2434         row_type const r = cellRow(cell);
2435         if (is_long_tabular && row_info[r].caption)
2436                 return;
2437
2438         // usual cells
2439         if (getUsebox(cell) == BOX_PARBOX)
2440                 os << '}';
2441         else if (getUsebox(cell) == BOX_MINIPAGE)
2442                 os << breakln << "\\end{minipage}";
2443         if (getRotateCell(cell) != 0)
2444                 os << breakln << "\\end{turn}";
2445         if (ismultirow)
2446                 os << '}';
2447         if (ismulticol)
2448                 os << '}';
2449 }
2450
2451
2452 void Tabular::TeXLongtableHeaderFooter(otexstream & os,
2453                                         OutputParams const & runparams) const
2454 {
2455         if (!is_long_tabular)
2456                 return;
2457
2458         // caption handling
2459         // output caption which is in no header or footer
2460         if (haveLTCaption()) {
2461                 for (row_type r = 0; r < nrows(); ++r) {
2462                         if (row_info[r].caption &&
2463                             !row_info[r].endfirsthead && !row_info[r].endhead &&
2464                             !row_info[r].endfoot && !row_info[r].endlastfoot)
2465                                 TeXRow(os, r, runparams);
2466                 }
2467         }
2468         // output first header info
2469         if (haveLTFirstHead()) {
2470                 if (endfirsthead.topDL)
2471                         os << "\\hline\n";
2472                 for (row_type r = 0; r < nrows(); ++r) {
2473                         if (row_info[r].endfirsthead)
2474                                 TeXRow(os, r, runparams);
2475                 }
2476                 if (endfirsthead.bottomDL)
2477                         os << "\\hline\n";
2478                 os << "\\endfirsthead\n";
2479         }
2480         // output header info
2481         if (haveLTHead()) {
2482                 if (endfirsthead.empty && !haveLTFirstHead())
2483                         os << "\\endfirsthead\n";
2484                 if (endhead.topDL)
2485                         os << "\\hline\n";
2486                 for (row_type r = 0; r < nrows(); ++r) {
2487                         if (row_info[r].endhead)
2488                                 TeXRow(os, r, runparams);
2489                 }
2490                 if (endhead.bottomDL)
2491                         os << "\\hline\n";
2492                 os << "\\endhead\n";
2493         }
2494         // output footer info
2495         if (haveLTFoot()) {
2496                 if (endfoot.topDL)
2497                         os << "\\hline\n";
2498                 for (row_type r = 0; r < nrows(); ++r) {
2499                         if (row_info[r].endfoot)
2500                                 TeXRow(os, r, runparams);
2501                 }
2502                 if (endfoot.bottomDL)
2503                         os << "\\hline\n";
2504                 os << "\\endfoot\n";
2505                 if (endlastfoot.empty && !haveLTLastFoot())
2506                         os << "\\endlastfoot\n";
2507         }
2508         // output lastfooter info
2509         if (haveLTLastFoot()) {
2510                 if (endlastfoot.topDL)
2511                         os << "\\hline\n";
2512                 for (row_type r = 0; r < nrows(); ++r) {
2513                         if (row_info[r].endlastfoot)
2514                                 TeXRow(os, r, runparams);
2515                 }
2516                 if (endlastfoot.bottomDL)
2517                         os << "\\hline\n";
2518                 os << "\\endlastfoot\n";
2519         }
2520 }
2521
2522
2523 bool Tabular::isValidRow(row_type row) const
2524 {
2525         if (!is_long_tabular)
2526                 return true;
2527         return !row_info[row].endhead && !row_info[row].endfirsthead
2528                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2529                 && !row_info[row].caption;
2530 }
2531
2532
2533 void Tabular::TeXRow(otexstream & os, row_type row,
2534                      OutputParams const & runparams) const
2535 {
2536         idx_type cell = cellIndex(row, 0);
2537         shared_ptr<InsetTableCell> inset = cellInset(cell);
2538         Paragraph const & par = inset->paragraphs().front();
2539         string const lang = par.getParLanguage(buffer().params())->lang();
2540
2541         //output the top line
2542         TeXTopHLine(os, row, lang);
2543
2544         if (row_info[row].top_space_default) {
2545                 if (use_booktabs)
2546                         os << "\\addlinespace\n";
2547                 else
2548                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2549         } else if(!row_info[row].top_space.zero()) {
2550                 if (use_booktabs)
2551                         os << "\\addlinespace["
2552                            << from_ascii(row_info[row].top_space.asLatexString())
2553                            << "]\n";
2554                 else {
2555                         os << "\\noalign{\\vskip"
2556                            << from_ascii(row_info[row].top_space.asLatexString())
2557                            << "}\n";
2558                 }
2559         }
2560         bool ismulticol = false;
2561         bool ismultirow = false;
2562         for (col_type c = 0; c < ncols(); ++c) {
2563                 if (isPartOfMultiColumn(row, c))
2564                         continue;
2565
2566                 cell = cellIndex(row, c);
2567
2568                 if (isPartOfMultiRow(row, c)
2569                     && column_info[c].alignment != LYX_ALIGN_DECIMAL) {
2570                         if (cell != getLastCellInRow(row))
2571                                 os << " & ";
2572                         continue;
2573                 }
2574
2575                 TeXCellPreamble(os, cell, ismulticol, ismultirow);
2576                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2577
2578                 Paragraph const & par = inset->paragraphs().front();
2579
2580                 os.texrow().forceStart(par.id(), 0);
2581
2582                 bool rtl = par.isRTL(buffer().params())
2583                         && !par.empty()
2584                         && getPWidth(cell).zero()
2585                         && !runparams.use_polyglossia;
2586
2587                 if (rtl) {
2588                         string const lang =
2589                                 par.getParLanguage(buffer().params())->lang();
2590                         if (lang == "farsi")
2591                                 os << "\\textFR{";
2592                         else if (lang == "arabic_arabi")
2593                                 os << "\\textAR{";
2594                         // currently, remaining RTL languages are
2595                         // arabic_arabtex and hebrew
2596                         else
2597                                 os << "\\R{";
2598                 }
2599                 // pass to the OutputParams that we are in a cell and
2600                 // which alignment we have set.
2601                 // InsetNewline needs this context information.
2602                 OutputParams newrp(runparams);
2603                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
2604                                     ? OutputParams::PLAIN
2605                                     : OutputParams::ALIGNED;
2606
2607                 if (getAlignment(cell) == LYX_ALIGN_DECIMAL) {
2608                         // copy cell and split in 2
2609                         InsetTableCell head = InsetTableCell(*cellInset(cell).get());
2610                         head.setBuffer(buffer());
2611                         DocIterator dit = cellInset(cell)->getText(0)->macrocontextPosition();
2612                         dit.pop_back();
2613                         dit.push_back(CursorSlice(head));
2614                         head.setMacrocontextPositionRecursive(dit);
2615                         bool hassep = false;
2616                         InsetTableCell tail = splitCell(head, column_info[c].decimal_point, hassep);
2617                         head.latex(os, newrp);
2618                         if (hassep) {
2619                                 os << '&';
2620                                 tail.setBuffer(head.buffer());
2621                                 dit.pop_back();
2622                                 dit.push_back(CursorSlice(tail));
2623                                 tail.setMacrocontextPositionRecursive(dit);
2624                                 tail.latex(os, newrp);
2625                         }
2626                 } else if (!isPartOfMultiRow(row, c)) {
2627                         if (!runparams.nice)
2628                                 os.texrow().start(par.id(), 0);
2629                         inset->latex(os, newrp);
2630                 }
2631
2632                 runparams.encoding = newrp.encoding;
2633                 if (rtl)
2634                         os << '}';
2635
2636                 TeXCellPostamble(os, cell, ismulticol, ismultirow);
2637                 if (cell != getLastCellInRow(row)) { // not last cell in row
2638                         if (runparams.nice)
2639                                 os << " & ";
2640                         else
2641                                 os << " &\n";
2642                 }
2643         }
2644         os << "\\tabularnewline";
2645         if (row_info[row].bottom_space_default) {
2646                 if (use_booktabs)
2647                         os << "\\addlinespace";
2648                 else
2649                         os << "[\\doublerulesep]";
2650         } else if (!row_info[row].bottom_space.zero()) {
2651                 if (use_booktabs)
2652                         os << "\\addlinespace";
2653                 os << '['
2654                    << from_ascii(row_info[row].bottom_space.asLatexString())
2655                    << ']';
2656         }
2657         os << '\n';
2658
2659         //output the bottom line
2660         TeXBottomHLine(os, row, lang);
2661
2662         if (row_info[row].interline_space_default) {
2663                 if (use_booktabs)
2664                         os << "\\addlinespace\n";
2665                 else
2666                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2667         } else if (!row_info[row].interline_space.zero()) {
2668                 if (use_booktabs)
2669                         os << "\\addlinespace["
2670                            << from_ascii(row_info[row].interline_space.asLatexString())
2671                            << "]\n";
2672                 else
2673                         os << "\\noalign{\\vskip"
2674                            << from_ascii(row_info[row].interline_space.asLatexString())
2675                            << "}\n";
2676         }
2677 }
2678
2679
2680 void Tabular::latex(otexstream & os, OutputParams const & runparams) const
2681 {
2682         bool const is_tabular_star = !tabular_width.zero();
2683         TexRow::RowEntry pos = TexRow::textEntry(runparams.lastid,
2684                                                                                          runparams.lastpos);
2685
2686         //+---------------------------------------------------------------------
2687         //+                      first the opening preamble                    +
2688         //+---------------------------------------------------------------------
2689
2690         os << safebreakln;
2691         if (!TexRow::isNone(pos))
2692                 os.texrow().start(pos);
2693
2694         if (rotate != 0)
2695                 os << "\\begin{turn}{" << convert<string>(rotate) << "}\n";
2696
2697         if (is_long_tabular) {
2698                 os << "\\begin{longtable}";
2699                 switch (longtabular_alignment) {
2700                 case LYX_LONGTABULAR_ALIGN_LEFT:
2701                         os << "[l]";
2702                         break;
2703                 case LYX_LONGTABULAR_ALIGN_CENTER:
2704                         break;
2705                 case LYX_LONGTABULAR_ALIGN_RIGHT:
2706                         os << "[r]";
2707                         break;
2708                 }
2709         } else {
2710                 if (is_tabular_star)
2711                         os << "\\begin{tabular*}{" << from_ascii(tabular_width.asLatexString()) << "}";
2712                 else
2713                         os << "\\begin{tabular}";
2714                 switch (tabular_valignment) {
2715                 case LYX_VALIGN_TOP:
2716                         os << "[t]";
2717                         break;
2718                 case LYX_VALIGN_MIDDLE:
2719                         break;
2720                 case LYX_VALIGN_BOTTOM:
2721                         os << "[b]";
2722                         break;
2723                 }
2724         }
2725
2726         os << "{";
2727
2728         if (is_tabular_star)
2729                 os << "@{\\extracolsep{\\fill}}";
2730
2731         for (col_type c = 0; c < ncols(); ++c) {
2732                 if (columnLeftLine(c))
2733                         os << '|';
2734                 if (!column_info[c].align_special.empty()) {
2735                         os << column_info[c].align_special;
2736                 } else {
2737                         if (!column_info[c].p_width.zero()) {
2738                                 bool decimal = false;
2739                                 switch (column_info[c].alignment) {
2740                                 case LYX_ALIGN_LEFT:
2741                                         os << ">{\\raggedright}";
2742                                         break;
2743                                 case LYX_ALIGN_RIGHT:
2744                                         os << ">{\\raggedleft}";
2745                                         break;
2746                                 case LYX_ALIGN_CENTER:
2747                                         os << ">{\\centering}";
2748                                         break;
2749                                 case LYX_ALIGN_NONE:
2750                                 case LYX_ALIGN_BLOCK:
2751                                 case LYX_ALIGN_LAYOUT:
2752                                 case LYX_ALIGN_SPECIAL:
2753                                         break;
2754                                 case LYX_ALIGN_DECIMAL:
2755                                         os << ">{\\raggedleft}";
2756                                         decimal = true;
2757                                         break;
2758                                 }
2759
2760                                 char valign = 'p';
2761                                 switch (column_info[c].valignment) {
2762                                 case LYX_VALIGN_TOP:
2763                                         // this is the default
2764                                         break;
2765                                 case LYX_VALIGN_MIDDLE:
2766                                         valign = 'm';
2767                                         break;
2768                                 case LYX_VALIGN_BOTTOM:
2769                                         valign = 'b';
2770                                         break;
2771                                 }
2772                                 os << valign;
2773
2774                                 // Fixed-width cells with alignment at decimal separator
2775                                 // are output as two cells of half the width with the decimal
2776                                 // separator as column sep. This effectively puts the content
2777                                 // centered, which differs from the normal decimal sep alignment
2778                                 // and is not ideal, but we cannot do better ATM (see #9568).
2779                                 // FIXME: Implement proper decimal sep alignment, e.g. via siunitx.
2780                                 if (decimal) {
2781                                         docstring const halffixedwith =
2782                                                 from_ascii(Length(column_info[c].p_width.value() / 2,
2783                                                                   column_info[c].p_width.unit()).asLatexString());
2784                                         os << '{'
2785                                            << halffixedwith
2786                                            << '}'
2787                                            << "@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}"
2788                                            << valign
2789                                            << '{'
2790                                            << halffixedwith
2791                                            << '}';
2792                                 } else
2793                                         os << '{'
2794                                            << from_ascii(column_info[c].p_width.asLatexString())
2795                                            << '}';
2796                         } else {
2797                                 switch (column_info[c].alignment) {
2798                                 case LYX_ALIGN_LEFT:
2799                                         os << 'l';
2800                                         break;
2801                                 case LYX_ALIGN_RIGHT:
2802                                         os << 'r';
2803                                         break;
2804                                 case LYX_ALIGN_DECIMAL:
2805                                         os << "r@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}l";
2806                                         break;
2807                                 default:
2808                                         os << 'c';
2809                                         break;
2810                                 }
2811                         } // end if else !column_info[i].p_width
2812                 } // end if else !column_info[i].align_special
2813                 if (columnRightLine(c))
2814                         os << '|';
2815         }
2816         os << "}\n";
2817
2818         TeXLongtableHeaderFooter(os, runparams);
2819
2820         //+---------------------------------------------------------------------
2821         //+                      the single row and columns (cells)            +
2822         //+---------------------------------------------------------------------
2823
2824         for (row_type r = 0; r < nrows(); ++r) {
2825                 if (isValidRow(r)) {
2826                         TeXRow(os, r, runparams);
2827                         if (is_long_tabular && row_info[r].newpage)
2828                                 os << "\\newpage\n";
2829                 }
2830         }
2831
2832         //+---------------------------------------------------------------------
2833         //+                      the closing of the tabular                    +
2834         //+---------------------------------------------------------------------
2835
2836         if (is_long_tabular)
2837                 os << "\\end{longtable}";
2838         else {
2839                 if (is_tabular_star)
2840                         os << "\\end{tabular*}";
2841                 else
2842                         os << "\\end{tabular}";
2843         }
2844
2845         if (rotate != 0)
2846                 os << breakln << "\\end{turn}";
2847
2848         if (!TexRow::isNone(pos))
2849                 os.texrow().start(pos);
2850 }
2851
2852
2853 int Tabular::docbookRow(odocstream & os, row_type row,
2854                            OutputParams const & runparams) const
2855 {
2856         int ret = 0;
2857         idx_type cell = getFirstCellInRow(row);
2858
2859         os << "<row>\n";
2860         for (col_type c = 0; c < ncols(); ++c) {
2861                 if (isPartOfMultiColumn(row, c))
2862                         continue;
2863
2864                 os << "<entry align=\"";
2865                 switch (getAlignment(cell)) {
2866                 case LYX_ALIGN_LEFT:
2867                         os << "left";
2868                         break;
2869                 case LYX_ALIGN_RIGHT:
2870                         os << "right";
2871                         break;
2872                 default:
2873                         os << "center";
2874                         break;
2875                 }
2876
2877                 os << "\" valign=\"";
2878                 switch (getVAlignment(cell)) {
2879                 case LYX_VALIGN_TOP:
2880                         os << "top";
2881                         break;
2882                 case LYX_VALIGN_BOTTOM:
2883                         os << "bottom";
2884                         break;
2885                 case LYX_VALIGN_MIDDLE:
2886                         os << "middle";
2887                 }
2888                 os << '"';
2889
2890                 if (isMultiColumn(cell)) {
2891                         os << " namest=\"col" << c << "\" ";
2892                         os << "nameend=\"col" << c + columnSpan(cell) - 1 << '"';
2893                 }
2894
2895                 os << '>';
2896                 ret += cellInset(cell)->docbook(os, runparams);
2897                 os << "</entry>\n";
2898                 ++cell;
2899         }
2900         os << "</row>\n";
2901         return ret;
2902 }
2903
2904
2905 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2906 {
2907         int ret = 0;
2908
2909         //+---------------------------------------------------------------------
2910         //+                      first the opening preamble                    +
2911         //+---------------------------------------------------------------------
2912
2913         os << "<tgroup cols=\"" << ncols()
2914            << "\" colsep=\"1\" rowsep=\"1\">\n";
2915
2916         for (col_type c = 0; c < ncols(); ++c) {
2917                 os << "<colspec colname=\"col" << c << "\" align=\"";
2918                 switch (column_info[c].alignment) {
2919                 case LYX_ALIGN_LEFT:
2920                         os << "left";
2921                         break;
2922                 case LYX_ALIGN_RIGHT:
2923                         os << "right";
2924                         break;
2925                 default:
2926                         os << "center";
2927                         break;
2928                 }
2929                 os << '"';
2930                 if (runparams.flavor == OutputParams::XML)
2931                         os << '/';
2932                 os << ">\n";
2933                 ++ret;
2934         }
2935
2936         //+---------------------------------------------------------------------
2937         //+                      Long Tabular case                             +
2938         //+---------------------------------------------------------------------
2939
2940         // output caption info
2941         // The caption flag wins over head/foot
2942         if (haveLTCaption()) {
2943                 os << "<caption>\n";
2944                 ++ret;
2945                 for (row_type r = 0; r < nrows(); ++r) {
2946                         if (row_info[r].caption) {
2947                                 ret += docbookRow(os, r, runparams);
2948                         }
2949                 }
2950                 os << "</caption>\n";
2951                 ++ret;
2952         }
2953         // output header info
2954         if (haveLTHead(false) || haveLTFirstHead(false)) {
2955                 os << "<thead>\n";
2956                 ++ret;
2957                 for (row_type r = 0; r < nrows(); ++r) {
2958                         if ((row_info[r].endhead || row_info[r].endfirsthead) &&
2959                             !row_info[r].caption) {
2960                                 ret += docbookRow(os, r, runparams);
2961                         }
2962                 }
2963                 os << "</thead>\n";
2964                 ++ret;
2965         }
2966         // output footer info
2967         if (haveLTFoot(false) || haveLTLastFoot(false)) {
2968                 os << "<tfoot>\n";
2969                 ++ret;
2970                 for (row_type r = 0; r < nrows(); ++r) {
2971                         if ((row_info[r].endfoot || row_info[r].endlastfoot) &&
2972                             !row_info[r].caption) {
2973                                 ret += docbookRow(os, r, runparams);
2974                         }
2975                 }
2976                 os << "</tfoot>\n";
2977                 ++ret;
2978         }
2979
2980         //+---------------------------------------------------------------------
2981         //+                      the single row and columns (cells)            +
2982         //+---------------------------------------------------------------------
2983
2984         os << "<tbody>\n";
2985         ++ret;
2986         for (row_type r = 0; r < nrows(); ++r) {
2987                 if (isValidRow(r)) {
2988                         ret += docbookRow(os, r, runparams);
2989                 }
2990         }
2991         os << "</tbody>\n";
2992         ++ret;
2993         //+---------------------------------------------------------------------
2994         //+                      the closing of the tabular                    +
2995         //+---------------------------------------------------------------------
2996
2997         os << "</tgroup>";
2998         ++ret;
2999
3000         return ret;
3001 }
3002
3003
3004 docstring Tabular::xhtmlRow(XHTMLStream & xs, row_type row,
3005                            OutputParams const & runparams, bool header) const
3006 {
3007         docstring ret;
3008         string const celltag = header ? "th" : "td";
3009         idx_type cell = getFirstCellInRow(row);
3010
3011         xs << html::StartTag("tr");
3012         for (col_type c = 0; c < ncols(); ++c) {
3013                 if (isPartOfMultiColumn(row, c) || isPartOfMultiRow(row, c))
3014                         continue;
3015
3016                 stringstream attr;
3017
3018                 Length const cwidth = column_info[c].p_width;
3019                 if (!cwidth.zero()) {
3020                         string const hwidth = cwidth.asHTMLString();
3021                         attr << "style =\"width: " << hwidth << ";\" ";
3022                 }
3023
3024                 attr << "align='";
3025                 switch (getAlignment(cell)) {
3026                 case LYX_ALIGN_LEFT:
3027                         attr << "left";
3028                         break;
3029                 case LYX_ALIGN_RIGHT:
3030                         attr << "right";
3031                         break;
3032                 default:
3033                         attr << "center";
3034                         break;
3035                 }
3036                 attr << "'";
3037                 attr << " valign='";
3038                 switch (getVAlignment(cell)) {
3039                 case LYX_VALIGN_TOP:
3040                         attr << "top";
3041                         break;
3042                 case LYX_VALIGN_BOTTOM:
3043                         attr << "bottom";
3044                         break;
3045                 case LYX_VALIGN_MIDDLE:
3046                         attr << "middle";
3047                 }
3048                 attr << "'";
3049
3050                 if (isMultiColumn(cell))
3051                         attr << " colspan='" << columnSpan(cell) << "'";
3052                 else if (isMultiRow(cell))
3053                         attr << " rowspan='" << rowSpan(cell) << "'";
3054
3055                 xs << html::StartTag(celltag, attr.str(), true) << html::CR();
3056                 ret += cellInset(cell)->xhtml(xs, runparams);
3057                 xs << html::EndTag(celltag) << html::CR();
3058                 ++cell;
3059         }
3060         xs << html::EndTag("tr");
3061         return ret;
3062 }
3063
3064
3065 docstring Tabular::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
3066 {
3067         docstring ret;
3068
3069         if (is_long_tabular) {
3070                 // we'll wrap it in a div, so as to deal with alignment
3071                 string align;
3072                 switch (longtabular_alignment) {
3073                 case LYX_LONGTABULAR_ALIGN_LEFT:
3074                         align = "left";
3075                         break;
3076                 case LYX_LONGTABULAR_ALIGN_CENTER:
3077                         align = "center";
3078                         break;
3079                 case LYX_LONGTABULAR_ALIGN_RIGHT:
3080                         align = "right";
3081                         break;
3082                 }
3083                 xs << html::StartTag("div", "class='longtable' style='text-align: " + align + ";'")
3084                    << html::CR();
3085                 // The caption flag wins over head/foot
3086                 if (haveLTCaption()) {
3087                         xs << html::StartTag("div", "class='longtable-caption' style='text-align: " + align + ";'")
3088                            << html::CR();
3089                         for (row_type r = 0; r < nrows(); ++r)
3090                                 if (row_info[r].caption)
3091                                         ret += xhtmlRow(xs, r, runparams);
3092                         xs << html::EndTag("div") << html::CR();
3093                 }
3094         }
3095
3096         xs << html::StartTag("table") << html::CR();
3097
3098         // output header info
3099         bool const havefirsthead = haveLTFirstHead(false);
3100         // if we have a first head, then we are going to ignore the
3101         // headers for the additional pages, since there aren't any
3102         // in XHTML. this test accomplishes that.
3103         bool const havehead = !havefirsthead && haveLTHead(false);
3104         if (havehead || havefirsthead) {
3105                 xs << html::StartTag("thead") << html::CR();
3106                 for (row_type r = 0; r < nrows(); ++r) {
3107                         if (((havefirsthead && row_info[r].endfirsthead) ||
3108                              (havehead && row_info[r].endhead)) &&
3109                             !row_info[r].caption) {
3110                                 ret += xhtmlRow(xs, r, runparams, true);
3111                         }
3112                 }
3113                 xs << html::EndTag("thead") << html::CR();
3114         }
3115         // output footer info
3116         bool const havelastfoot = haveLTLastFoot(false);
3117         // as before.
3118         bool const havefoot = !havelastfoot && haveLTFoot(false);
3119         if (havefoot || havelastfoot) {
3120                 xs << html::StartTag("tfoot") << html::CR();
3121                 for (row_type r = 0; r < nrows(); ++r) {
3122                         if (((havelastfoot && row_info[r].endlastfoot) ||
3123                              (havefoot && row_info[r].endfoot)) &&
3124                             !row_info[r].caption) {
3125                                 ret += xhtmlRow(xs, r, runparams);
3126                         }
3127                 }
3128                 xs << html::EndTag("tfoot") << html::CR();
3129         }
3130
3131         xs << html::StartTag("tbody") << html::CR();
3132         for (row_type r = 0; r < nrows(); ++r) {
3133                 if (isValidRow(r)) {
3134                         ret += xhtmlRow(xs, r, runparams);
3135                 }
3136         }
3137         xs << html::EndTag("tbody")
3138            << html::CR()
3139            << html::EndTag("table")
3140            << html::CR();
3141         if (is_long_tabular)
3142                 xs << html::EndTag("div") << html::CR();
3143         return ret;
3144 }
3145
3146
3147 bool Tabular::plaintextTopHLine(odocstringstream & os, row_type row,
3148                                    vector<unsigned int> const & clen) const
3149 {
3150         idx_type const fcell = getFirstCellInRow(row);
3151         idx_type const n = numberOfCellsInRow(row) + fcell;
3152         idx_type tmp = 0;
3153
3154         for (idx_type i = fcell; i < n; ++i) {
3155                 if (topLine(i)) {
3156                         ++tmp;
3157                         break;
3158                 }
3159         }
3160         if (!tmp)
3161                 return false;
3162
3163         char_type ch;
3164         for (idx_type i = fcell; i < n; ++i) {
3165                 if (topLine(i)) {
3166                         if (leftLine(i))
3167                                 os << "+-";
3168                         else
3169                                 os << "--";
3170                         ch = '-';
3171                 } else {
3172                         os << "  ";
3173                         ch = ' ';
3174                 }
3175                 col_type column = cellColumn(i);
3176                 int len = clen[column];
3177                 while (column < ncols() - 1
3178                        && isPartOfMultiColumn(row, ++column))
3179                         len += clen[column] + 4;
3180                 os << docstring(len, ch);
3181                 if (topLine(i)) {
3182                         if (rightLine(i))
3183                                 os << "-+";
3184                         else
3185                                 os << "--";
3186                 } else {
3187                         os << "  ";
3188                 }
3189         }
3190         os << endl;
3191         return true;
3192 }
3193
3194
3195 bool Tabular::plaintextBottomHLine(odocstringstream & os, row_type row,
3196                                       vector<unsigned int> const & clen) const
3197 {
3198         idx_type const fcell = getFirstCellInRow(row);
3199         idx_type const n = numberOfCellsInRow(row) + fcell;
3200         idx_type tmp = 0;
3201
3202         for (idx_type i = fcell; i < n; ++i) {
3203                 if (bottomLine(i)) {
3204                         ++tmp;
3205                         break;
3206                 }
3207         }
3208         if (!tmp)
3209                 return false;
3210
3211         char_type ch;
3212         for (idx_type i = fcell; i < n; ++i) {
3213                 if (bottomLine(i)) {
3214                         if (leftLine(i))
3215                                 os << "+-";
3216                         else
3217                                 os << "--";
3218                         ch = '-';
3219                 } else {
3220                         os << "  ";
3221                         ch = ' ';
3222                 }
3223                 col_type column = cellColumn(i);
3224                 int len = clen[column];
3225                 while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3226                         len += clen[column] + 4;
3227                 os << docstring(len, ch);
3228                 if (bottomLine(i)) {
3229                         if (rightLine(i))
3230                                 os << "-+";
3231                         else
3232                                 os << "--";
3233                 } else {
3234                         os << "  ";
3235                 }
3236         }
3237         os << endl;
3238         return true;
3239 }
3240
3241
3242 void Tabular::plaintextPrintCell(odocstringstream & os,
3243                                OutputParams const & runparams,
3244                                idx_type cell, row_type row, col_type column,
3245                                vector<unsigned int> const & clen,
3246                                bool onlydata, size_t max_length) const
3247 {
3248         odocstringstream sstr;
3249         cellInset(cell)->plaintext(sstr, runparams, max_length);
3250
3251         if (onlydata) {
3252                 os << sstr.str();
3253                 return;
3254         }
3255
3256         if (leftLine(cell))
3257                 os << "| ";
3258         else
3259                 os << "  ";
3260
3261         unsigned int len1 = sstr.str().length();
3262         unsigned int len2 = clen[column];
3263         while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3264                 len2 += clen[column] + 4;
3265         len2 -= len1;
3266
3267         switch (getAlignment(cell)) {
3268         default:
3269         case LYX_ALIGN_LEFT:
3270                 len1 = 0;
3271                 break;
3272         case LYX_ALIGN_RIGHT:
3273                 len1 = len2;
3274                 len2 = 0;
3275                 break;
3276         case LYX_ALIGN_CENTER:
3277                 len1 = len2 / 2;
3278                 len2 -= len1;
3279                 break;
3280         }
3281
3282         os << docstring(len1, ' ') << sstr.str()
3283            << docstring(len2, ' ');
3284
3285         if (rightLine(cell))
3286                 os << " |";
3287         else
3288                 os << "  ";
3289 }
3290
3291
3292 void Tabular::plaintext(odocstringstream & os,
3293                            OutputParams const & runparams, int const depth,
3294                            bool onlydata, char_type delim, size_t max_length) const
3295 {
3296         // first calculate the width of the single columns
3297         vector<unsigned int> clen(ncols());
3298
3299         if (!onlydata) {
3300                 // first all non multicolumn cells!
3301                 for (col_type c = 0; c < ncols(); ++c) {
3302                         clen[c] = 0;
3303                         for (row_type r = 0; r < nrows(); ++r) {
3304                                 idx_type cell = cellIndex(r, c);
3305                                 if (isMultiColumn(cell))
3306                                         continue;
3307                                 odocstringstream sstr;
3308                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3309                                 if (clen[c] < sstr.str().length())
3310                                         clen[c] = sstr.str().length();
3311                         }
3312                 }
3313                 // then all multicolumn cells!
3314                 for (col_type c = 0; c < ncols(); ++c) {
3315                         for (row_type r = 0; r < nrows(); ++r) {
3316                                 idx_type cell = cellIndex(r, c);
3317                                 if (cell_info[r][c].multicolumn != CELL_BEGIN_OF_MULTICOLUMN)
3318                                         continue;
3319                                 odocstringstream sstr;
3320                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3321                                 int len = int(sstr.str().length());
3322                                 idx_type const n = columnSpan(cell);
3323                                 for (col_type k = c; len > 0 && k < c + n - 1; ++k)
3324                                         len -= clen[k];
3325                                 if (len > int(clen[c + n - 1]))
3326                                         clen[c + n - 1] = len;
3327                         }
3328                 }
3329         }
3330         idx_type cell = 0;
3331         for (row_type r = 0; r < nrows(); ++r) {
3332                 if (!onlydata && plaintextTopHLine(os, r, clen))
3333                         os << docstring(depth * 2, ' ');
3334                 for (col_type c = 0; c < ncols(); ++c) {
3335                         if (isPartOfMultiColumn(r, c) || isPartOfMultiRow(r,c))
3336                                 continue;
3337                         if (onlydata && c > 0)
3338                                 // we don't use operator<< for single UCS4 character.
3339                                 // see explanation in docstream.h
3340                                 os.put(delim);
3341                         plaintextPrintCell(os, runparams, cell, r, c, clen, onlydata, max_length);
3342                         ++cell;
3343                         if (os.str().size() > max_length)
3344                                 break;
3345                 }
3346                 os << endl;
3347                 if (!onlydata) {
3348                         os << docstring(depth * 2, ' ');
3349                         if (plaintextBottomHLine(os, r, clen))
3350                                 os << docstring(depth * 2, ' ');
3351                 }
3352                 if (os.str().size() > max_length)
3353                         break;
3354         }
3355 }
3356
3357
3358 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
3359 {
3360         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
3361 }
3362
3363
3364 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
3365                                                col_type column) const
3366 {
3367         return cell_info[row][column].inset;
3368 }
3369
3370
3371 void Tabular::setCellInset(row_type row, col_type column,
3372                               shared_ptr<InsetTableCell> ins) const
3373 {
3374         CellData & cd = cell_info[row][column];
3375         cd.inset = ins;
3376 }
3377
3378
3379 void Tabular::validate(LaTeXFeatures & features) const
3380 {
3381         features.require("NeedTabularnewline");
3382         if (use_booktabs)
3383                 features.require("booktabs");
3384         if (is_long_tabular)
3385                 features.require("longtable");
3386         if (needRotating())
3387                 features.require("rotating");
3388         for (idx_type cell = 0; cell < numberofcells; ++cell) {
3389                 if (isMultiRow(cell))
3390                         features.require("multirow");
3391                 if (getVAlignment(cell) != LYX_VALIGN_TOP
3392                     || !getPWidth(cell).zero())
3393                         features.require("array");
3394                 cellInset(cell)->validate(features);
3395         }
3396 }
3397
3398
3399 Tabular::BoxType Tabular::useParbox(idx_type cell) const
3400 {
3401         ParagraphList const & parlist = cellInset(cell)->paragraphs();
3402         ParagraphList::const_iterator cit = parlist.begin();
3403         ParagraphList::const_iterator end = parlist.end();
3404
3405         for (; cit != end; ++cit)
3406                 for (int i = 0; i < cit->size(); ++i)
3407                         if (cit->isNewline(i))
3408                                 return BOX_PARBOX;
3409
3410         return BOX_NONE;
3411 }
3412
3413
3414 /////////////////////////////////////////////////////////////////////
3415 //
3416 // InsetTableCell
3417 //
3418 /////////////////////////////////////////////////////////////////////
3419
3420 InsetTableCell::InsetTableCell(Buffer * buf)
3421         : InsetText(buf, InsetText::PlainLayout), isFixedWidth(false),
3422           contentAlign(LYX_ALIGN_CENTER)
3423 {}
3424
3425
3426 bool InsetTableCell::forcePlainLayout(idx_type) const
3427 {
3428         return !isFixedWidth;
3429 }
3430
3431
3432 bool InsetTableCell::allowParagraphCustomization(idx_type) const
3433 {
3434         return isFixedWidth;
3435 }
3436
3437
3438 bool InsetTableCell::forceLocalFontSwitch() const
3439 {
3440         return isFixedWidth;
3441 }
3442
3443
3444 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
3445         FuncStatus & status) const
3446 {
3447         bool enabled = true;
3448         switch (cmd.action()) {
3449         case LFUN_LAYOUT:
3450                 enabled = !forcePlainLayout();
3451                 break;
3452         case LFUN_LAYOUT_PARAGRAPH:
3453                 enabled = allowParagraphCustomization();
3454                 break;
3455
3456         case LFUN_MATH_DISPLAY:
3457                 if (!hasFixedWidth()) {
3458                         enabled = false;
3459                         break;
3460                 } //fall-through
3461         default:
3462                 return InsetText::getStatus(cur, cmd, status);
3463         }
3464         status.setEnabled(enabled);
3465         return true;
3466 }
3467
3468 docstring InsetTableCell::asString(bool intoInsets)
3469 {
3470         docstring retval;
3471         if (paragraphs().empty())
3472                 return retval;
3473         ParagraphList::const_iterator it = paragraphs().begin();
3474         ParagraphList::const_iterator en = paragraphs().end();
3475         bool first = true;
3476         for (; it != en; ++it) {
3477                 if (!first)
3478                         retval += "\n";
3479                 else
3480                         first = false;
3481                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
3482         }
3483         return retval;
3484 }
3485
3486
3487 void InsetTableCell::addToToc(DocIterator const & di, bool output_active,
3488                                                           UpdateType utype) const
3489 {
3490         InsetText::iterateForToc(di, output_active, utype);
3491 }
3492
3493
3494 docstring InsetTableCell::xhtml(XHTMLStream & xs, OutputParams const & rp) const
3495 {
3496         if (!isFixedWidth)
3497                 return InsetText::insetAsXHTML(xs, rp, InsetText::JustText);
3498         return InsetText::xhtml(xs, rp);
3499 }
3500
3501
3502
3503 /////////////////////////////////////////////////////////////////////
3504 //
3505 // InsetTabular
3506 //
3507 /////////////////////////////////////////////////////////////////////
3508
3509 InsetTabular::InsetTabular(Buffer * buf, row_type rows,
3510                            col_type columns)
3511         : Inset(buf), tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))),
3512           first_visible_cell_(0), offset_valign_(0), rowselect_(false), colselect_(false)
3513 {
3514 }
3515
3516
3517 InsetTabular::InsetTabular(InsetTabular const & tab)
3518         : Inset(tab), tabular(tab.tabular)
3519 {
3520 }
3521
3522
3523 InsetTabular::~InsetTabular()
3524 {
3525         hideDialogs("tabular", this);
3526 }
3527
3528
3529 void InsetTabular::setBuffer(Buffer & buf)
3530 {
3531         tabular.setBuffer(buf);
3532         Inset::setBuffer(buf);
3533 }
3534
3535
3536 bool InsetTabular::insetAllowed(InsetCode code) const
3537 {
3538         switch (code) {
3539         case FLOAT_CODE:
3540         case MARGIN_CODE:
3541         case MATHMACRO_CODE:
3542         case WRAP_CODE:
3543                 return false;
3544
3545         case CAPTION_CODE:
3546                 return tabular.is_long_tabular;
3547
3548         default:
3549                 return true;
3550         }
3551 }
3552
3553
3554 bool InsetTabular::allowsCaptionVariation(std::string const & newtype) const
3555 {
3556         return tabular.is_long_tabular &&
3557                 (newtype == "Standard" || newtype == "Unnumbered");
3558 }
3559
3560
3561 void InsetTabular::write(ostream & os) const
3562 {
3563         os << "Tabular" << endl;
3564         tabular.write(os);
3565 }
3566
3567
3568 string InsetTabular::contextMenu(BufferView const &, int, int) const
3569 {
3570         // FIXME: depending on the selection state,
3571         // we could offer a different menu.
3572         return cell(0)->contextMenuName() + ";" + contextMenuName();
3573 }
3574
3575
3576 string InsetTabular::contextMenuName() const
3577 {
3578         return "context-tabular";
3579 }
3580
3581
3582 void InsetTabular::read(Lexer & lex)
3583 {
3584         //bool const old_format = (lex.getString() == "\\LyXTable");
3585
3586         tabular.read(lex);
3587
3588         //if (old_format)
3589         //      return;
3590
3591         lex.next();
3592         string token = lex.getString();
3593         while (lex && token != "\\end_inset") {
3594                 lex.next();
3595                 token = lex.getString();
3596         }
3597         if (!lex)
3598                 lex.printError("Missing \\end_inset at this point. ");
3599 }
3600
3601
3602 int InsetTabular::rowFromY(Cursor & cur, int y) const
3603 {
3604         // top y coordinate of tabular
3605         int h = yo(cur.bv()) - tabular.rowAscent(0) + offset_valign_;
3606         row_type r = 0;
3607         for (; r < tabular.nrows() && y > h; ++r)
3608                 h += tabular.rowAscent(r) + tabular.rowDescent(r)
3609                         + tabular.interRowSpace(r);
3610
3611         return r - 1;
3612 }
3613
3614
3615 int InsetTabular::columnFromX(Cursor & cur, int x) const
3616 {
3617         // left x coordinate of tabular
3618         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
3619         col_type c = 0;
3620         for (; c < tabular.ncols() && x > w; ++c)
3621                 w += tabular.cellWidth(c);
3622         return c - 1;
3623 }
3624
3625
3626 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
3627 {
3628         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
3629         //      mi.base.textwidth << "\n";
3630         LBUFERR(mi.base.bv);
3631
3632         for (row_type r = 0; r < tabular.nrows(); ++r) {
3633                 int maxasc = 0;
3634                 int maxdes = 0;
3635                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3636                         if (tabular.isPartOfMultiColumn(r, c)
3637                                 || tabular.isPartOfMultiRow(r, c))
3638                                 // multicolumn or multirow cell, but not first one
3639                                 continue;
3640                         idx_type const cell = tabular.cellIndex(r, c);
3641                         Dimension dim;
3642                         MetricsInfo m = mi;
3643                         Length const p_width = tabular.getPWidth(cell);
3644                         if (!p_width.zero())
3645                                 m.base.textwidth = p_width.inPixels(mi.base);
3646                         tabular.cellInset(cell)->metrics(m, dim);
3647                         if (!p_width.zero())
3648                                 dim.wid = m.base.textwidth;
3649                         tabular.cellInfo(cell).width = dim.wid + 2 * WIDTH_OF_LINE
3650                                 + tabular.interColumnSpace(cell);
3651
3652                         // FIXME(?): do we need a second metrics call?
3653                         TextMetrics const & tm =
3654                                 mi.base.bv->textMetrics(tabular.cellInset(cell)->getText(0));
3655
3656                         // determine horizontal offset because of decimal align (if necessary)
3657                         int decimal_width = 0;
3658                         if (tabular.getAlignment(cell) == LYX_ALIGN_DECIMAL) {
3659                                 InsetTableCell tail = InsetTableCell(*tabular.cellInset(cell).get());
3660                                 tail.setBuffer(tabular.buffer());
3661                                 // we need to set macrocontext position everywhere
3662                                 // otherwise we crash with nested insets (e.g. footnotes)
3663                                 // after decimal point
3664                                 DocIterator dit = tabular.cellInset(cell)->getText(0)->macrocontextPosition();
3665                                 dit.pop_back();
3666                                 dit.push_back(CursorSlice(tail));
3667                                 tail.setMacrocontextPositionRecursive(dit);
3668
3669                                 // remove text leading decimal point
3670                                 docstring const align_d = tabular.column_info[c].decimal_point;
3671                                 dit = separatorPos(&tail, align_d);
3672
3673                                 pit_type const psize = tail.paragraphs().front().size();
3674                                 if (dit) {
3675                                         tail.paragraphs().front().eraseChars(0,
3676                                                 dit.pos() < psize ? dit.pos() + 1 : psize, false);
3677                                         Dimension dim1;
3678                                         tail.metrics(m, dim1);
3679                                         decimal_width = dim1.width();
3680                                 }
3681                         }
3682                         tabular.cell_info[r][c].decimal_hoffset = tm.width() - decimal_width;
3683                         tabular.cell_info[r][c].decimal_width = decimal_width;
3684
3685                         // with LYX_VALIGN_BOTTOM the descent is relative to the last par
3686                         // = descent of text in last par + TEXT_TO_INSET_OFFSET:
3687                         int const lastpardes = tm.last().second->descent()
3688                                 + TEXT_TO_INSET_OFFSET;
3689                         int offset = 0;
3690                         switch (tabular.getVAlignment(cell)) {
3691                                 case Tabular::LYX_VALIGN_TOP:
3692                                         break;
3693                                 case Tabular::LYX_VALIGN_MIDDLE:
3694                                         offset = -(dim.des - lastpardes)/2;
3695                                         break;
3696                                 case Tabular::LYX_VALIGN_BOTTOM:
3697                                         offset = -(dim.des - lastpardes);
3698                                         break;
3699                         }
3700                         tabular.cell_info[r][c].voffset = offset;
3701                         maxasc = max(maxasc, dim.asc - offset);
3702                         maxdes = max(maxdes, dim.des + offset);
3703                 }
3704                 int const top_space = tabular.row_info[r].top_space_default ?
3705                         default_line_space :
3706                         tabular.row_info[r].top_space.inPixels(mi.base);
3707                 tabular.setRowAscent(r, maxasc + ADD_TO_HEIGHT + top_space);
3708                 int const bottom_space = tabular.row_info[r].bottom_space_default ?
3709                         default_line_space :
3710                         tabular.row_info[r].bottom_space.inPixels(mi.base);
3711                 tabular.setRowDescent(r, maxdes + ADD_TO_HEIGHT + bottom_space);
3712         }
3713
3714         // for top-alignment the first horizontal table line must be exactly at
3715         // the position of the base line of the surrounding text line
3716         // for bottom alignment, the same is for the last table line
3717         switch (tabular.tabular_valignment) {
3718         case Tabular::LYX_VALIGN_BOTTOM:
3719                 offset_valign_ = tabular.rowAscent(0) - tabular.height();
3720                 break;
3721         case Tabular::LYX_VALIGN_MIDDLE:
3722                 offset_valign_ = (- tabular.height()) / 2 + tabular.rowAscent(0);
3723                 break;
3724         case Tabular::LYX_VALIGN_TOP:
3725                 offset_valign_ = tabular.rowAscent(0);
3726                 break;
3727         }
3728
3729         tabular.updateColumnWidths();
3730         dim.asc = tabular.rowAscent(0) - offset_valign_;
3731         dim.des = tabular.height() - dim.asc;
3732         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
3733 }
3734
3735
3736 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col)
3737         const
3738 {
3739         if (&cur.inset() == this && cur.selection()) {
3740                 if (cur.selIsMultiCell()) {
3741                         row_type rs, re;
3742                         col_type cs, ce;
3743                         getSelection(cur, rs, re, cs, ce);
3744
3745                         idx_type const cell = tabular.cellIndex(row, col);
3746                         col_type const cspan = tabular.columnSpan(cell);
3747                         row_type const rspan = tabular.rowSpan(cell);
3748                         if (col + cspan - 1 >= cs && col <= ce
3749                                 && row + rspan - 1 >= rs && row <= re)
3750                                 return true;
3751                 } else
3752                         if (col == tabular.cellColumn(cur.idx())
3753                                 && row == tabular.cellRow(cur.idx())) {
3754                         CursorSlice const & beg = cur.selBegin();
3755                         CursorSlice const & end = cur.selEnd();
3756
3757                         if ((end.lastpos() > 0 || end.lastpit() > 0)
3758                                   && end.pos() == end.lastpos() && beg.pos() == 0
3759                                   && end.pit() == end.lastpit() && beg.pit() == 0)
3760                                 return true;
3761                 }
3762         }
3763         return false;
3764 }
3765
3766
3767 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
3768 {
3769         x += ADD_TO_TABULAR_WIDTH;
3770
3771         BufferView * bv = pi.base.bv;
3772         Cursor & cur = pi.base.bv->cursor();
3773
3774         // FIXME: As the full background is painted in drawBackground(),
3775         // we have no choice but to do a full repaint for the Text cells.
3776         pi.full_repaint = true;
3777
3778         bool const original_selection_state = pi.selected;
3779
3780         idx_type idx = 0;
3781         first_visible_cell_ = Tabular::npos;
3782
3783         int yy = y + offset_valign_;
3784         for (row_type r = 0; r < tabular.nrows(); ++r) {
3785                 int nx = x;
3786                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3787                         if (tabular.isPartOfMultiColumn(r, c))
3788                                 continue;
3789
3790                         idx = tabular.cellIndex(r, c);
3791
3792                         if (tabular.isPartOfMultiRow(r, c)) {
3793                                 nx += tabular.cellWidth(idx);
3794                                 continue;
3795                         }
3796
3797                         if (first_visible_cell_ == Tabular::npos)
3798                                 first_visible_cell_ = idx;
3799
3800                         pi.selected |= isCellSelected(cur, r, c);
3801                         int const cx = nx + tabular.textHOffset(idx);
3802                         int const cy = yy + tabular.textVOffset(idx);
3803                         // Cache the Inset position.
3804                         bv->coordCache().insets().add(cell(idx).get(), cx, cy);
3805                         cell(idx)->draw(pi, cx, cy);
3806                         drawCellLines(pi, nx, yy, r, idx);
3807                         nx += tabular.cellWidth(idx);
3808                         pi.selected = original_selection_state;
3809                 }
3810
3811                 if (r + 1 < tabular.nrows())
3812                         yy += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3813                                 + tabular.interRowSpace(r + 1);
3814         }
3815 }
3816
3817
3818 void InsetTabular::drawBackground(PainterInfo & pi, int x, int y) const
3819 {
3820         x += ADD_TO_TABULAR_WIDTH;
3821         y += offset_valign_ - tabular.rowAscent(0);
3822         pi.pain.fillRectangle(x, y, tabular.width(), tabular.height(),
3823                 pi.backgroundColor(this));
3824 }
3825
3826
3827 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3828 {
3829         Cursor & cur = pi.base.bv->cursor();
3830
3831         x += ADD_TO_TABULAR_WIDTH;
3832
3833         if (!cur.selection())
3834                 return;
3835         if (&cur.inset() != this)
3836                 return;
3837
3838         //resetPos(cur);
3839
3840         bool const full_cell_selected = isCellSelected(cur,
3841                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
3842
3843         if (cur.selIsMultiCell() || full_cell_selected) {
3844                 for (row_type r = 0; r < tabular.nrows(); ++r) {
3845                         int xx = x;
3846                         for (col_type c = 0; c < tabular.ncols(); ++c) {
3847                                 if (tabular.isPartOfMultiColumn(r, c))
3848                                         continue;
3849
3850                                 idx_type const cell = tabular.cellIndex(r, c);
3851
3852                                 if (tabular.isPartOfMultiRow(r, c)) {
3853                                         xx += tabular.cellWidth(cell);
3854                                         continue;
3855                                 }
3856                                 int const w = tabular.cellWidth(cell);
3857                                 int const h = tabular.cellHeight(cell);
3858                                 int const yy = y - tabular.rowAscent(r) + offset_valign_;
3859                                 if (isCellSelected(cur, r, c))
3860                                         pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
3861                                 xx += w;
3862                         }
3863                         if (r + 1 < tabular.nrows())
3864                                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3865                                      + tabular.interRowSpace(r + 1);
3866                 }
3867
3868         }
3869         // FIXME: This code has no effect because InsetTableCell does not handle
3870         // drawSelection other than the trivial implementation in Inset.
3871         //else {
3872         //      x += cellXPos(cur.idx());
3873         //      x += tabular.textHOffset(cur.idx());
3874         //      cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3875         //}
3876 }
3877
3878
3879 void InsetTabular::drawCellLines(PainterInfo & pi, int x, int y,
3880                                  row_type row, idx_type cell) const
3881 {
3882         y -= tabular.rowAscent(row);
3883         int const w = tabular.cellWidth(cell);
3884         int const h = tabular.cellHeight(cell);
3885         Color const linecolor = pi.textColor(Color_tabularline);
3886         Color const gridcolor = pi.textColor(Color_tabularonoffline);
3887
3888         // Top
3889         bool drawline = tabular.topLine(cell)
3890                 || (row > 0 && tabular.bottomLine(tabular.cellAbove(cell)));
3891         pi.pain.line(x, y, x + w, y,
3892                 drawline ? linecolor : gridcolor,
3893                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3894
3895         // Bottom
3896         drawline = tabular.bottomLine(cell);
3897         pi.pain.line(x, y + h, x + w, y + h,
3898                 drawline ? linecolor : gridcolor,
3899                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3900
3901         // Left
3902         col_type const col = tabular.cellColumn(cell);
3903         drawline = tabular.leftLine(cell)
3904                 || (col > 0 && tabular.rightLine(tabular.cellIndex(row, col - 1)));
3905         pi.pain.line(x, y, x, y + h,
3906                 drawline ? linecolor : gridcolor,
3907                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3908
3909         // Right
3910         x -= tabular.interColumnSpace(cell);
3911         col_type next_cell_col = col + 1;
3912         while (next_cell_col < tabular.ncols()
3913                 && tabular.isMultiColumn(tabular.cellIndex(row, next_cell_col)))
3914                 next_cell_col++;
3915         drawline = tabular.rightLine(cell)
3916                    || (next_cell_col < tabular.ncols()
3917                        && tabular.leftLine(tabular.cellIndex(row, next_cell_col)));
3918         pi.pain.line(x + w, y, x + w, y + h,
3919                 drawline ? linecolor : gridcolor,
3920                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3921 }
3922
3923
3924 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3925 {
3926         //lyxerr << "InsetTabular::edit: " << this << endl;
3927         cur.finishUndo();
3928         cur.push(*this);
3929         if (front) {
3930                 if (isRightToLeft(cur))
3931                         cur.idx() = tabular.getLastCellInRow(0);
3932                 else
3933                         cur.idx() = 0;
3934                 cur.pit() = 0;
3935                 cur.pos() = 0;
3936         } else {
3937                 if (isRightToLeft(cur))
3938                         cur.idx() = tabular.getFirstCellInRow(tabular.nrows() - 1);
3939                 else
3940                         cur.idx() = tabular.numberofcells - 1;
3941                 cur.pit() = 0;
3942                 cur.pos() = cur.lastpos(); // FIXME crude guess
3943         }
3944         cur.setCurrentFont();
3945         // FIXME: this accesses the position cache before it is initialized
3946         //cur.bv().fitCursor();
3947 }
3948
3949
3950 void InsetTabular::updateBuffer(ParIterator const & it, UpdateType utype)
3951 {
3952         // In a longtable, tell captions what the current float is
3953         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
3954         string const saveflt = cnts.current_float();
3955         if (tabular.is_long_tabular) {
3956                 cnts.current_float("table");
3957                 // in longtables, we only step the counter once
3958                 cnts.step(from_ascii("table"), utype);
3959                 cnts.isLongtable(true);
3960         }
3961
3962         ParIterator it2 = it;
3963         it2.forwardPos();
3964         size_t const end = it2.nargs();
3965         for ( ; it2.idx() < end; it2.top().forwardIdx())
3966                 buffer().updateBuffer(it2, utype);
3967
3968         //reset afterwards
3969         if (tabular.is_long_tabular) {
3970                 cnts.current_float(saveflt);
3971                 cnts.isLongtable(false);
3972         }
3973 }
3974
3975
3976 void InsetTabular::addToToc(DocIterator const & cpit, bool output_active,
3977                                                         UpdateType utype) const
3978 {
3979         DocIterator dit = cpit;
3980         dit.forwardPos();
3981         size_t const end = dit.nargs();
3982         for ( ; dit.idx() < end; dit.top().forwardIdx())
3983                 cell(dit.idx())->addToToc(dit, output_active, utype);
3984 }
3985
3986
3987 bool InsetTabular::hitSelectRow(BufferView const & bv, int x) const
3988 {
3989         int const x0 = xo(bv) + ADD_TO_TABULAR_WIDTH;
3990         return x < x0 || x > x0 + tabular.width();
3991 }
3992
3993
3994 bool InsetTabular::hitSelectColumn(BufferView const & bv, int y) const
3995 {
3996         int const y0 = yo(bv) - tabular.rowAscent(0) + offset_valign_;
3997         // FIXME: using ADD_TO_TABULAR_WIDTH is not really correct since
3998         // there is no margin added vertically to tabular insets.
3999         // However, it works for now.
4000         return y < y0 + ADD_TO_TABULAR_WIDTH || y > y0 + tabular.height() - ADD_TO_TABULAR_WIDTH;
4001 }
4002
4003
4004 bool InsetTabular::clickable(BufferView const & bv, int x, int y) const
4005 {
4006         return hitSelectRow(bv, x) || hitSelectColumn(bv, y);
4007 }
4008
4009
4010 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
4011 {
4012         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
4013                              << "\n  cur:" << cur);
4014         CursorSlice sl = cur.top();
4015         Cursor & bvcur = cur.bv().cursor();
4016
4017         FuncCode const act = cmd.action();
4018
4019         switch (act) {
4020
4021         case LFUN_MOUSE_PRESS: {
4022                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
4023                 // select row
4024                 if (hitSelectRow(cur.bv(), cmd.x())) {
4025                         row_type r = rowFromY(cur, cmd.y());
4026                         cur.idx() = tabular.getFirstCellInRow(r);
4027                         cur.pit() = 0;
4028                         cur.pos() = 0;
4029                         cur.resetAnchor();
4030                         cur.idx() = tabular.getLastCellInRow(r);
4031                         cur.pit() = cur.lastpit();
4032                         cur.pos() = cur.lastpos();
4033                         cur.setSelection(true);
4034                         bvcur = cur;
4035                         rowselect_ = true;
4036                         break;
4037                 }
4038                 // select column
4039                 if (hitSelectColumn(cur.bv(), cmd.y())) {
4040                         col_type c = columnFromX(cur, cmd.x());
4041                         cur.idx() = tabular.cellIndex(0, c);
4042                         cur.pit() = 0;
4043                         cur.pos() = 0;
4044                         cur.resetAnchor();
4045                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4046                         cur.pit() = cur.lastpit();
4047                         cur.pos() = cur.lastpos();
4048                         cur.setSelection(true);
4049                         bvcur = cur;
4050                         colselect_ = true;
4051                         break;
4052                 }
4053                 // do not reset cursor/selection if we have selected
4054                 // some cells (bug 2715).
4055                 if (cmd.button() == mouse_button::button3
4056                     && &bvcur.selBegin().inset() == this
4057                     && bvcur.selIsMultiCell())
4058                         ;
4059                 else
4060                         // Let InsetTableCell do it
4061                         cell(cur.idx())->dispatch(cur, cmd);
4062                 break;
4063         }
4064         case LFUN_MOUSE_MOTION:
4065                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
4066                 if (cmd.button() == mouse_button::button1) {
4067                         // only accept motions to places not deeper nested than the real anchor
4068                         if (!bvcur.realAnchor().hasPart(cur)) {
4069                                 cur.undispatched();
4070                                 break;
4071                         }
4072                         // select (additional) row
4073                         if (rowselect_) {
4074                                 row_type r = rowFromY(cur, cmd.y());
4075                                 cur.idx() = tabular.getLastCellInRow(r);
4076                                 // we need to reset the cursor's pit and pos now, as the old ones
4077                                 // may no longer be valid.
4078                                 cur.pit() = 0;
4079                                 cur.pos() = 0;
4080                                 bvcur.setCursor(cur);
4081                                 bvcur.setSelection(true);
4082                                 break;
4083                         }
4084                         // select (additional) column
4085                         if (colselect_) {
4086                                 col_type c = columnFromX(cur, cmd.x());
4087                                 cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4088                                 // we need to reset the cursor's pit and pos now, as the old ones
4089                                 // may no longer be valid.
4090                                 cur.pit() = 0;
4091                                 cur.pos() = 0;
4092                                 bvcur.setCursor(cur);
4093                                 bvcur.setSelection(true);
4094                                 break;
4095                         }
4096                         // only update if selection changes
4097                         if (bvcur.idx() == cur.idx() &&
4098                                 !(bvcur.realAnchor().idx() == cur.idx() && bvcur.pos() != cur.pos()))
4099                                 cur.noScreenUpdate();
4100                         setCursorFromCoordinates(cur, cmd.x(), cmd.y());
4101                         bvcur.setCursor(cur);
4102                         bvcur.setSelection(true);
4103                         // if this is a multicell selection, we just set the cursor to
4104                         // the beginning of the cell's text.
4105                         if (bvcur.selIsMultiCell()) {
4106                                 bvcur.pit() = bvcur.lastpit();
4107                                 bvcur.pos() = bvcur.lastpos();
4108                         }
4109                 }
4110                 break;
4111
4112         case LFUN_MOUSE_RELEASE:
4113                 rowselect_ = false;
4114                 colselect_ = false;
4115                 break;
4116
4117         case LFUN_CELL_BACKWARD:
4118                 movePrevCell(cur);
4119                 cur.setSelection(false);
4120                 break;
4121
4122         case LFUN_CELL_FORWARD:
4123                 moveNextCell(cur);
4124                 cur.setSelection(false);
4125                 break;
4126
4127         case LFUN_CHAR_FORWARD_SELECT:
4128         case LFUN_CHAR_FORWARD:
4129         case LFUN_CHAR_BACKWARD_SELECT:
4130         case LFUN_CHAR_BACKWARD:
4131         case LFUN_CHAR_RIGHT_SELECT:
4132         case LFUN_CHAR_RIGHT:
4133         case LFUN_CHAR_LEFT_SELECT:
4134         case LFUN_CHAR_LEFT:
4135         case LFUN_WORD_FORWARD:
4136         case LFUN_WORD_FORWARD_SELECT:
4137         case LFUN_WORD_BACKWARD:
4138         case LFUN_WORD_BACKWARD_SELECT:
4139         case LFUN_WORD_RIGHT:
4140         case LFUN_WORD_RIGHT_SELECT:
4141         case LFUN_WORD_LEFT:
4142         case LFUN_WORD_LEFT_SELECT: {
4143                 // determine whether we move to next or previous cell, where to enter
4144                 // the new cell from, and which command to "finish" (i.e., exit the
4145                 // inset) with:
4146                 bool next_cell;
4147                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
4148                 FuncCode finish_lfun;
4149
4150                 if (act == LFUN_CHAR_FORWARD
4151                                 || act == LFUN_CHAR_FORWARD_SELECT
4152                                 || act == LFUN_WORD_FORWARD
4153                                 || act == LFUN_WORD_FORWARD_SELECT) {
4154                         next_cell = true;
4155                         finish_lfun = LFUN_FINISHED_FORWARD;
4156                 }
4157                 else if (act == LFUN_CHAR_BACKWARD
4158                                 || act == LFUN_CHAR_BACKWARD_SELECT
4159                                 || act == LFUN_WORD_BACKWARD
4160                                 || act == LFUN_WORD_BACKWARD_SELECT) {
4161                         next_cell = false;
4162                         finish_lfun = LFUN_FINISHED_BACKWARD;
4163                 }
4164                 // LEFT or RIGHT commands --- the interpretation will depend on the
4165                 // table's direction.
4166                 else {
4167                         bool const right = act == LFUN_CHAR_RIGHT
4168                                 || act == LFUN_CHAR_RIGHT_SELECT
4169                                 || act == LFUN_WORD_RIGHT
4170                                 || act == LFUN_WORD_RIGHT_SELECT;
4171                         next_cell = isRightToLeft(cur) != right;
4172
4173                         if (lyxrc.visual_cursor)
4174                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
4175
4176                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
4177                 }
4178
4179                 bool const select =     act == LFUN_CHAR_FORWARD_SELECT
4180                     || act == LFUN_CHAR_BACKWARD_SELECT
4181                     || act == LFUN_CHAR_RIGHT_SELECT
4182                     || act == LFUN_CHAR_LEFT_SELECT
4183                         || act == LFUN_WORD_FORWARD_SELECT
4184                         || act == LFUN_WORD_RIGHT_SELECT
4185                         || act == LFUN_WORD_BACKWARD_SELECT
4186                         || act == LFUN_WORD_LEFT_SELECT;
4187
4188                 // If we have a multicell selection or we're
4189                 // not doing some LFUN_*_SELECT thing anyway...
4190                 if (!cur.selIsMultiCell() || !select) {
4191                         col_type const c = tabular.cellColumn(cur.idx());
4192                         row_type const r = tabular.cellRow(cur.idx());
4193                         // Are we trying to select the whole cell and is the whole cell
4194                         // not yet selected?
4195                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
4196                                 ((next_cell && cur.pit() == cur.lastpit()
4197                                 && cur.pos() == cur.lastpos())
4198                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
4199
4200                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
4201
4202                         // ...try to dispatch to the cell's inset.
4203                         cell(cur.idx())->dispatch(cur, cmd);
4204
4205                         // When we already have a selection we want to select the whole cell
4206                         // before going to the next cell.
4207                         if (select_whole && !empty_cell){
4208                                 getText(cur.idx())->selectAll(cur);
4209                                 cur.dispatched();
4210                                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4211                                 break;
4212                         }
4213
4214                         // FIXME: When we support the selection of an empty cell, remove
4215                         // the !empty_cell from this condition. For now we jump to the next
4216                         // cell if the current cell is empty.
4217                         if (cur.result().dispatched() && !empty_cell)
4218                                 break;
4219                 }
4220
4221                 // move to next/prev cell, as appropriate
4222                 // note that we will always do this if we're selecting and we have
4223                 // a multicell selection
4224                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
4225                         << " cell from: " << int(entry_from));
4226                 if (next_cell)
4227                         moveNextCell(cur, entry_from);
4228                 else
4229                         movePrevCell(cur, entry_from);
4230                 // if we're exiting the table, call the appropriate FINISHED lfun
4231                 if (sl == cur.top()) {
4232                         cmd = FuncRequest(finish_lfun);
4233                         cur.undispatched();
4234                 } else
4235                         cur.dispatched();
4236
4237                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4238                 break;
4239
4240         }
4241
4242         case LFUN_DOWN_SELECT:
4243         case LFUN_DOWN:
4244                 if (!(cur.selection() && cur.selIsMultiCell()))
4245                         cell(cur.idx())->dispatch(cur, cmd);
4246
4247                 cur.dispatched(); // override the cell's decision
4248                 if (sl == cur.top()) {
4249                         // if our Text didn't do anything to the cursor
4250                         // then we try to put the cursor into the cell below
4251                         // setting also the right targetX.
4252                         cur.selHandle(act == LFUN_DOWN_SELECT);
4253                         if (tabular.cellRow(cur.idx()) != tabular.nrows() - 1) {
4254                                 int const xtarget = cur.targetX();
4255                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4256                                 // an inconsistent state until pos() has been set. Be careful
4257                                 // what you do with it!
4258                                 cur.idx() = tabular.cellBelow(cur.idx());
4259                                 cur.pit() = 0;
4260                                 TextMetrics const & tm =
4261                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
4262                                 cur.pos() = tm.x2pos(cur.pit(), 0, xtarget);
4263                                 cur.setCurrentFont();
4264                         }
4265                 }
4266                 if (sl == cur.top()) {
4267                         // we trick it to go to forward after leaving the
4268                         // tabular.
4269                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
4270                         cur.undispatched();
4271                 }
4272                 if (cur.selIsMultiCell()) {
4273                         cur.pit() = cur.lastpit();
4274                         cur.pos() = cur.lastpos();
4275                         cur.setCurrentFont();
4276                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4277                         return;
4278                 }
4279                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4280                 break;
4281
4282         case LFUN_UP_SELECT:
4283         case LFUN_UP:
4284                 if (!(cur.selection() && cur.selIsMultiCell()))
4285                         cell(cur.idx())->dispatch(cur, cmd);
4286                 cur.dispatched(); // override the cell's decision
4287                 if (sl == cur.top()) {
4288                         // if our Text didn't do anything to the cursor
4289                         // then we try to put the cursor into the cell above
4290                         // setting also the right targetX.
4291                         cur.selHandle(act == LFUN_UP_SELECT);
4292                         if (tabular.cellRow(cur.idx()) != 0) {
4293                                 int const xtarget = cur.targetX();
4294                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4295                                 // an inconsistent state until pos() has been set. Be careful
4296                                 // what you do with it!
4297                                 cur.idx() = tabular.cellAbove(cur.idx());
4298                                 cur.pit() = cur.lastpit();
4299                                 Text const * text = cell(cur.idx())->getText(0);
4300                                 TextMetrics const & tm = cur.bv().textMetrics(text);
4301                                 ParagraphMetrics const & pm =
4302                                         tm.parMetrics(cur.lastpit());
4303                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, xtarget);
4304                                 cur.setCurrentFont();
4305                         }
4306                 }
4307                 if (sl == cur.top()) {
4308                         cmd = FuncRequest(LFUN_UP);
4309                         cur.undispatched();
4310                 }
4311                 if (cur.selIsMultiCell()) {
4312                         cur.pit() = 0;
4313                         cur.pos() = cur.lastpos();
4314                         cur.setCurrentFont();
4315                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4316                         return;
4317                 }
4318                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4319                 break;
4320
4321 //      case LFUN_SCREEN_DOWN: {
4322 //              //if (hasSelection())
4323 //              //      cur.selection() = false;
4324 //              col_type const col = tabular.cellColumn(cur.idx());
4325 //              int const t =   cur.bv().top_y() + cur.bv().height();
4326 //              if (t < yo() + tabular.getHeightOfTabular()) {
4327 //                      cur.bv().scrollDocView(t, true);
4328 //                      cur.idx() = tabular.cellBelow(first_visible_cell_) + col;
4329 //              } else {
4330 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
4331 //              }
4332 //              cur.par() = 0;
4333 //              cur.pos() = 0;
4334 //              break;
4335 //      }
4336 //
4337 //      case LFUN_SCREEN_UP: {
4338 //              //if (hasSelection())
4339 //              //      cur.selection() = false;
4340 //              col_type const col = tabular.cellColumn(cur.idx());
4341 //              int const t =   cur.bv().top_y() + cur.bv().height();
4342 //              if (yo() < 0) {
4343 //                      cur.bv().scrollDocView(t, true);
4344 //                      if (yo() > 0)
4345 //                              cur.idx() = col;
4346 //                      else
4347 //                              cur.idx() = tabular.cellBelow(first_visible_cell_) + col;
4348 //              } else {
4349 //                      cur.idx() = col;
4350 //              }
4351 //              cur.par() = cur.lastpar();
4352 //              cur.pos() = cur.lastpos();
4353 //              break;
4354 //      }
4355
4356         case LFUN_LAYOUT_TABULAR:
4357                 cur.bv().showDialog("tabular");
4358                 break;
4359
4360         case LFUN_INSET_MODIFY:
4361                 // we come from the dialog
4362                 if (cmd.getArg(0) == "tabular")
4363                         tabularFeatures(cur, cmd.getLongArg(1));
4364                 else
4365                         cur.undispatched();
4366                 break;
4367
4368         case LFUN_TABULAR_FEATURE:
4369                 tabularFeatures(cur, to_utf8(cmd.argument()));
4370                 break;
4371
4372         // insert file functions
4373         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
4374         case LFUN_FILE_INSERT_PLAINTEXT:
4375                 // FIXME UNICODE
4376                 if (FileName::isAbsolute(to_utf8(cmd.argument()))) {
4377                         docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
4378                                 FileName(to_utf8(cmd.argument())));
4379                         if (tmpstr.empty())
4380                                 break;
4381                         cur.recordUndoInset();
4382                         if (insertPlaintextString(cur.bv(), tmpstr, false)) {
4383                                 // content has been replaced,
4384                                 // so cursor might be invalid
4385                                 cur.pos() = cur.lastpos();
4386                                 cur.pit() = cur.lastpit();
4387                                 bvcur.setCursor(cur);
4388                         } else
4389                                 cur.undispatched();
4390                 }
4391                 break;
4392
4393         case LFUN_CUT:
4394                 if (cur.selIsMultiCell()) {
4395                         if (copySelection(cur)) {
4396                                 cur.recordUndoInset();
4397                                 cutSelection(cur);
4398                         }
4399                 } else
4400                         cell(cur.idx())->dispatch(cur, cmd);
4401                 break;
4402
4403         case LFUN_SELF_INSERT:
4404                 if (cur.selIsMultiCell()) {
4405                         cur.recordUndoInset();
4406                         cutSelection(cur);
4407                         BufferView * bv = &cur.bv();
4408                         docstring::const_iterator cit = cmd.argument().begin();
4409                         docstring::const_iterator const end = cmd.argument().end();
4410                         for (; cit != end; ++cit)
4411                                 bv->translateAndInsert(*cit, getText(cur.idx()), cur);
4412
4413                         cur.resetAnchor();
4414                         bv->bookmarkEditPosition();
4415                 } else
4416                         cell(cur.idx())->dispatch(cur, cmd);
4417                 break;
4418
4419         case LFUN_CHAR_DELETE_BACKWARD:
4420         case LFUN_CHAR_DELETE_FORWARD:
4421                 if (cur.selIsMultiCell()) {
4422                         cur.recordUndoInset();
4423                         cutSelection(cur);
4424                 } else
4425                         cell(cur.idx())->dispatch(cur, cmd);
4426                 break;
4427
4428         case LFUN_COPY:
4429                 if (!cur.selection())
4430                         break;
4431                 if (cur.selIsMultiCell()) {
4432                         cur.finishUndo();
4433                         copySelection(cur);
4434                 } else
4435                         cell(cur.idx())->dispatch(cur, cmd);
4436                 break;
4437
4438         case LFUN_CLIPBOARD_PASTE:
4439         case LFUN_PRIMARY_SELECTION_PASTE: {
4440                 docstring const clip = (act == LFUN_CLIPBOARD_PASTE) ?
4441                         theClipboard().getAsText(Clipboard::PlainTextType) :
4442                         theSelection().get();
4443                 if (clip.empty())
4444                         break;
4445                 // pass to InsertPlaintextString, but
4446                 // only if we have multi-cell content
4447                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
4448                         cur.recordUndoInset();
4449                         if (insertPlaintextString(cur.bv(), clip, false)) {
4450                                 // content has been replaced,
4451                                 // so cursor might be invalid
4452                                 cur.pos() = cur.lastpos();
4453                                 cur.pit() = cur.lastpit();
4454                                 bvcur.setCursor(cur);
4455                                 break;
4456                         }
4457                 }
4458                 // Let the cell handle normal text
4459                 cell(cur.idx())->dispatch(cur, cmd);
4460                 break;
4461         }
4462
4463         case LFUN_PASTE:
4464                 if (!tabularStackDirty()) {
4465                         if (!cur.selIsMultiCell())
4466                                 cell(cur.idx())->dispatch(cur, cmd);
4467                         break;
4468                 }
4469                 if (theClipboard().isInternal()) {
4470                         cur.recordUndoInset();
4471                         pasteClipboard(cur);
4472                 }
4473                 break;
4474
4475         case LFUN_FONT_EMPH:
4476         case LFUN_FONT_BOLD:
4477         case LFUN_FONT_BOLDSYMBOL:
4478         case LFUN_FONT_ROMAN:
4479         case LFUN_FONT_NOUN:
4480         case LFUN_FONT_ITAL:
4481         case LFUN_FONT_FRAK:
4482         case LFUN_FONT_TYPEWRITER:
4483         case LFUN_FONT_SANS:
4484         case LFUN_TEXTSTYLE_APPLY:
4485         case LFUN_TEXTSTYLE_UPDATE:
4486         case LFUN_FONT_SIZE:
4487         case LFUN_FONT_UNDERLINE:
4488         case LFUN_FONT_STRIKEOUT:
4489         case LFUN_FONT_UNDERUNDERLINE:
4490         case LFUN_FONT_UNDERWAVE:
4491         case LFUN_LANGUAGE:
4492         case LFUN_PARAGRAPH_PARAMS_APPLY:
4493         case LFUN_PARAGRAPH_PARAMS:
4494         case LFUN_WORD_CAPITALIZE:
4495         case LFUN_WORD_UPCASE:
4496         case LFUN_WORD_LOWCASE:
4497         case LFUN_CHARS_TRANSPOSE:
4498                 if (cur.selIsMultiCell()) {
4499                         row_type rs, re;
4500                         col_type cs, ce;
4501                         getSelection(cur, rs, re, cs, ce);
4502                         Cursor tmpcur = cur;
4503                         for (row_type r = rs; r <= re; ++r) {
4504                                 for (col_type c = cs; c <= ce; ++c) {
4505                                         // cursor follows cell:
4506                                         tmpcur.idx() = tabular.cellIndex(r, c);
4507                                         // select this cell only:
4508                                         tmpcur.pit() = 0;
4509                                         tmpcur.pos() = 0;
4510                                         tmpcur.resetAnchor();
4511                                         tmpcur.pit() = tmpcur.lastpit();
4512                                         tmpcur.pos() = tmpcur.top().lastpos();
4513                                         tmpcur.setCursor(tmpcur);
4514                                         tmpcur.setSelection();
4515                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
4516                                 }
4517                         }
4518                         break;
4519                 } else {
4520                         cell(cur.idx())->dispatch(cur, cmd);
4521                         break;
4522                 }
4523
4524         case LFUN_INSET_SETTINGS:
4525                 // relay this lfun to Inset, not to the cell.
4526                 Inset::doDispatch(cur, cmd);
4527                 break;
4528
4529         default:
4530                 // we try to handle this event in the insets dispatch function.
4531                 cell(cur.idx())->dispatch(cur, cmd);
4532                 break;
4533         }
4534 }
4535
4536
4537 bool InsetTabular::getFeatureStatus(Cursor & cur, string const & s,
4538                       string const & argument, FuncStatus & status) const
4539 {
4540
4541                 int action = Tabular::LAST_ACTION;
4542                 int i = 0;
4543                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4544                         if (tabularFeature[i].feature == s) {
4545                                 action = tabularFeature[i].action;
4546                                 break;
4547                         }
4548                 }
4549                 if (action == Tabular::LAST_ACTION) {
4550                         status.clear();
4551                         status.setUnknown(true);
4552                         return true;
4553                 }
4554
4555                 row_type sel_row_start = 0;
4556                 row_type sel_row_end = 0;
4557                 col_type sel_col_start = 0;
4558                 col_type sel_col_end = 0;
4559                 Tabular::ltType dummyltt;
4560                 bool flag = true;
4561
4562                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4563
4564                 switch (action) {
4565                 case Tabular::SET_PWIDTH:
4566                 case Tabular::SET_MPWIDTH:
4567                 case Tabular::SET_SPECIAL_COLUMN:
4568                 case Tabular::SET_SPECIAL_MULTICOLUMN:
4569                 case Tabular::APPEND_ROW:
4570                 case Tabular::APPEND_COLUMN:
4571                 case Tabular::DELETE_ROW:
4572                 case Tabular::DELETE_COLUMN:
4573                 case Tabular::COPY_ROW:
4574                 case Tabular::COPY_COLUMN:
4575                 case Tabular::SET_TOP_SPACE:
4576                 case Tabular::SET_BOTTOM_SPACE:
4577                 case Tabular::SET_INTERLINE_SPACE:
4578                         status.clear();
4579                         return true;
4580
4581                 case Tabular::SET_TABULAR_WIDTH:
4582                         status.setEnabled(!tabular.rotate &&  !tabular.is_long_tabular
4583                                 && tabular.tabular_valignment == Tabular::LYX_VALIGN_MIDDLE);
4584                         break;
4585
4586                 case Tabular::MOVE_COLUMN_RIGHT:
4587                 case Tabular::MOVE_COLUMN_LEFT:
4588                 case Tabular::MOVE_ROW_DOWN:
4589                 case Tabular::MOVE_ROW_UP: {
4590                         if (cur.selection()) {
4591                                 status.message(_("Selections not supported."));
4592                                 status.setEnabled(false);
4593                                 break;
4594                         }
4595
4596                         if ((action == Tabular::MOVE_COLUMN_RIGHT &&
4597                                 tabular.ncols() == tabular.cellColumn(cur.idx()) + 1) ||
4598                             (action == Tabular::MOVE_COLUMN_LEFT &&
4599                                 tabular.cellColumn(cur.idx()) == 0) ||
4600                             (action == Tabular::MOVE_ROW_DOWN &&
4601                                 tabular.nrows() == tabular.cellRow(cur.idx()) + 1) ||
4602                             (action == Tabular::MOVE_ROW_UP &&
4603                                 tabular.cellRow(cur.idx()) == 0)) {
4604                                         status.setEnabled(false);
4605                                         break;
4606                         }
4607
4608                         if (action == Tabular::MOVE_COLUMN_RIGHT ||
4609                             action == Tabular::MOVE_COLUMN_LEFT) {
4610                                 if (tabular.hasMultiColumn(tabular.cellColumn(cur.idx())) ||
4611                                     tabular.hasMultiColumn(tabular.cellColumn(cur.idx()) +
4612                                         (action == Tabular::MOVE_COLUMN_RIGHT ? 1 : -1))) {
4613                                         status.message(_("Multi-column in current or"
4614                                                          " destination column."));
4615                                         status.setEnabled(false);
4616                                         break;
4617                                 }
4618                         }
4619
4620                         if (action == Tabular::MOVE_ROW_DOWN ||
4621                             action == Tabular::MOVE_ROW_UP) {
4622                                 if (tabular.hasMultiRow(tabular.cellRow(cur.idx())) ||
4623                                     tabular.hasMultiRow(tabular.cellRow(cur.idx()) +
4624                                         (action == Tabular::MOVE_ROW_DOWN ? 1 : -1))) {
4625                                         status.message(_("Multi-row in current or"
4626                                                          " destination row."));
4627                                         status.setEnabled(false);
4628                                         break;
4629                                 }
4630                         }
4631
4632                         status.setEnabled(true);
4633                         break;
4634                 }
4635
4636                 case Tabular::SET_DECIMAL_POINT:
4637                         status.setEnabled(
4638                                 tabular.getAlignment(cur.idx()) == LYX_ALIGN_DECIMAL);
4639                         break;
4640
4641                 case Tabular::SET_MULTICOLUMN:
4642                 case Tabular::UNSET_MULTICOLUMN:
4643                 case Tabular::MULTICOLUMN:
4644                         // If a row is set as longtable caption, it must not be allowed
4645                         // to unset that this row is a multicolumn.
4646                         status.setEnabled(sel_row_start == sel_row_end
4647                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4648                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
4649                         break;
4650
4651                 case Tabular::SET_MULTIROW:
4652                 case Tabular::UNSET_MULTIROW:
4653                 case Tabular::MULTIROW:
4654                         // If a row is set as longtable caption, it must not be allowed
4655                         // to unset that this row is a multirow.
4656                         status.setEnabled(sel_col_start == sel_col_end
4657                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4658                         status.setOnOff(tabular.isMultiRow(cur.idx()));
4659                         break;
4660
4661                 case Tabular::SET_ALL_LINES:
4662                 case Tabular::UNSET_ALL_LINES:
4663                 case Tabular::SET_BORDER_LINES:
4664                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4665                         break;
4666
4667                 case Tabular::SET_LINE_TOP:
4668                 case Tabular::SET_LINE_BOTTOM:
4669                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4670                         break;
4671
4672                 case Tabular::SET_LINE_LEFT:
4673                 case Tabular::SET_LINE_RIGHT:
4674                         status.setEnabled(!tabular.use_booktabs
4675                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4676                         break;
4677
4678                 case Tabular::TOGGLE_LINE_TOP:
4679                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4680                         status.setOnOff(tabular.topLine(cur.idx()));
4681                         break;
4682
4683                 case Tabular::TOGGLE_LINE_BOTTOM:
4684                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4685                         status.setOnOff(tabular.bottomLine(cur.idx()));
4686                         break;
4687
4688                 case Tabular::TOGGLE_LINE_LEFT:
4689                         status.setEnabled(!tabular.use_booktabs
4690                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4691                         status.setOnOff(tabular.leftLine(cur.idx()));
4692                         break;
4693
4694                 case Tabular::TOGGLE_LINE_RIGHT:
4695                         status.setEnabled(!tabular.use_booktabs
4696                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4697                         status.setOnOff(tabular.rightLine(cur.idx()));
4698                         break;
4699
4700                 // multirow cells only inherit the alignment of the column if the column has
4701                 // no width, otherwise they are left-aligned
4702                 // therefore allow always left but right and center only if there is no width
4703                 case Tabular::M_ALIGN_LEFT:
4704                         flag = false;
4705                         // fall through
4706                 case Tabular::ALIGN_LEFT:
4707                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
4708                         break;
4709
4710                 case Tabular::M_ALIGN_RIGHT:
4711                         flag = false;
4712                         // fall through
4713                 case Tabular::ALIGN_RIGHT:
4714                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
4715                                 && !tabular.getPWidth(cur.idx()).zero()));
4716                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
4717                         break;
4718
4719                 case Tabular::M_ALIGN_CENTER:
4720                         flag = false;
4721                         // fall through
4722                 case Tabular::ALIGN_CENTER:
4723                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
4724                                 && !tabular.getPWidth(cur.idx()).zero()));
4725                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
4726                         break;
4727
4728                 case Tabular::ALIGN_BLOCK:
4729                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4730                                 && !tabular.isMultiRow(cur.idx()));
4731                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
4732                         break;
4733
4734                 case Tabular::ALIGN_DECIMAL:
4735                         status.setEnabled(!tabular.isMultiRow(cur.idx())
4736                                 && !tabular.isMultiColumn(cur.idx()));
4737                         status.setOnOff(tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_DECIMAL);
4738                         break;
4739
4740                 case Tabular::M_VALIGN_TOP:
4741                         flag = false;
4742                         // fall through
4743                 case Tabular::VALIGN_TOP:
4744                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4745                                 && !tabular.isMultiRow(cur.idx()));
4746                         status.setOnOff(
4747                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
4748                         break;
4749
4750                 case Tabular::M_VALIGN_BOTTOM:
4751                         flag = false;
4752                         // fall through
4753                 case Tabular::VALIGN_BOTTOM:
4754                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4755                                 && !tabular.isMultiRow(cur.idx()));
4756                         status.setOnOff(
4757                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
4758                         break;
4759
4760                 case Tabular::M_VALIGN_MIDDLE:
4761                         flag = false;
4762                         // fall through
4763                 case Tabular::VALIGN_MIDDLE:
4764                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4765                                 && !tabular.isMultiRow(cur.idx()));
4766                         status.setOnOff(
4767                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
4768                         break;
4769
4770                 case Tabular::SET_LONGTABULAR:
4771                 case Tabular::TOGGLE_LONGTABULAR:
4772                         // setting as longtable is not allowed when table is inside a float
4773                         if (cur.innerInsetOfType(FLOAT_CODE) != 0
4774                                 || cur.innerInsetOfType(WRAP_CODE) != 0)
4775                                 status.setEnabled(false);
4776                         else
4777                                 status.setEnabled(true);
4778                         status.setOnOff(tabular.is_long_tabular);
4779                         break;
4780
4781                 case Tabular::UNSET_LONGTABULAR:
4782                         status.setOnOff(!tabular.is_long_tabular);
4783                         break;
4784
4785                 case Tabular::TOGGLE_ROTATE_TABULAR:
4786                 case Tabular::SET_ROTATE_TABULAR:
4787                         status.setOnOff(tabular.rotate != 0);
4788                         break;
4789
4790                 case Tabular::TABULAR_VALIGN_TOP:
4791                         status.setEnabled(tabular.tabular_width.zero());
4792                         status.setOnOff(tabular.tabular_valignment
4793                                 == Tabular::LYX_VALIGN_TOP);
4794                         break;
4795                 case Tabular::TABULAR_VALIGN_MIDDLE:
4796                         status.setEnabled(tabular.tabular_width.zero());
4797                         status.setOnOff(tabular.tabular_valignment
4798                                 == Tabular::LYX_VALIGN_MIDDLE);
4799                         break;
4800                 case Tabular::TABULAR_VALIGN_BOTTOM:
4801                         status.setEnabled(tabular.tabular_width.zero());
4802                         status.setOnOff(tabular.tabular_valignment
4803                                 == Tabular::LYX_VALIGN_BOTTOM);
4804                         break;
4805
4806                 case Tabular::LONGTABULAR_ALIGN_LEFT:
4807                         status.setOnOff(tabular.longtabular_alignment
4808                                 == Tabular::LYX_LONGTABULAR_ALIGN_LEFT);
4809                         break;
4810                 case Tabular::LONGTABULAR_ALIGN_CENTER:
4811                         status.setOnOff(tabular.longtabular_alignment
4812                                 == Tabular::LYX_LONGTABULAR_ALIGN_CENTER);
4813                         break;
4814                 case Tabular::LONGTABULAR_ALIGN_RIGHT:
4815                         status.setOnOff(tabular.longtabular_alignment
4816                                 == Tabular::LYX_LONGTABULAR_ALIGN_RIGHT);
4817                         break;
4818
4819                 case Tabular::UNSET_ROTATE_TABULAR:
4820                         status.setOnOff(tabular.rotate == 0);
4821                         break;
4822
4823                 case Tabular::TOGGLE_ROTATE_CELL:
4824                 case Tabular::SET_ROTATE_CELL:
4825                         status.setOnOff(!oneCellHasRotationState(false,
4826                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4827                         break;
4828
4829                 case Tabular::UNSET_ROTATE_CELL:
4830                         status.setOnOff(!oneCellHasRotationState(true,
4831                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4832                         break;
4833
4834                 case Tabular::SET_USEBOX:
4835                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
4836                         break;
4837
4838                 // every row can only be one thing:
4839                 // either a footer or header
4840                 case Tabular::SET_LTFIRSTHEAD:
4841                         status.setEnabled(sel_row_start == sel_row_end);
4842                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4843                         break;
4844
4845                 case Tabular::UNSET_LTFIRSTHEAD:
4846                         status.setEnabled(sel_row_start == sel_row_end);
4847                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4848                         break;
4849
4850                 case Tabular::SET_LTHEAD:
4851                         status.setEnabled(sel_row_start == sel_row_end);
4852                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
4853                         break;
4854
4855                 case Tabular::UNSET_LTHEAD:
4856                         status.setEnabled(sel_row_start == sel_row_end);
4857                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
4858                         break;
4859
4860                 case Tabular::SET_LTFOOT:
4861                         status.setEnabled(sel_row_start == sel_row_end);
4862                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4863                         break;
4864
4865                 case Tabular::UNSET_LTFOOT:
4866                         status.setEnabled(sel_row_start == sel_row_end);
4867                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4868                         break;
4869
4870                 case Tabular::SET_LTLASTFOOT:
4871                         status.setEnabled(sel_row_start == sel_row_end);
4872                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4873                         break;
4874
4875                 case Tabular::UNSET_LTLASTFOOT:
4876                         status.setEnabled(sel_row_start == sel_row_end);
4877                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4878                         break;
4879
4880                 case Tabular::SET_LTNEWPAGE:
4881                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
4882                         break;
4883                 case Tabular::UNSET_LTNEWPAGE:
4884                         status.setOnOff(!tabular.getLTNewPage(sel_row_start));
4885                         break;
4886
4887                 // only one row in head/firsthead/foot/lasthead can be the caption
4888                 // and a multirow cannot be set as caption
4889                 case Tabular::SET_LTCAPTION:
4890                         status.setEnabled(sel_row_start == sel_row_end
4891                                 && (!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
4892                                  || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
4893                                 && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
4894                                  || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
4895                                 && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
4896                                  || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
4897                                 && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
4898                                  || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT))
4899                                 && !tabular.isMultiRow(sel_row_start));
4900                         status.setOnOff(tabular.ltCaption(sel_row_start));
4901                         break;
4902
4903                 case Tabular::UNSET_LTCAPTION:
4904                         status.setEnabled(sel_row_start == sel_row_end && tabular.ltCaption(sel_row_start));
4905                         break;
4906
4907                 case Tabular::TOGGLE_LTCAPTION:
4908                         status.setEnabled(sel_row_start == sel_row_end && (tabular.ltCaption(sel_row_start)
4909                                 || ((!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
4910                                   || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
4911                                  && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
4912                                   || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
4913                                  && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
4914                                   || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
4915                                  && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
4916                                   || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT)))));
4917                         status.setOnOff(tabular.ltCaption(sel_row_start));
4918                         break;
4919
4920                 case Tabular::TOGGLE_BOOKTABS:
4921                 case Tabular::SET_BOOKTABS:
4922                         status.setOnOff(tabular.use_booktabs);
4923                         break;
4924
4925                 case Tabular::UNSET_BOOKTABS:
4926                         status.setOnOff(!tabular.use_booktabs);
4927                         break;
4928
4929                 default:
4930                         status.clear();
4931                         status.setEnabled(false);
4932                         break;
4933                 }
4934                 return true;
4935 }
4936
4937
4938 // function sets an object as defined in FuncStatus.h:
4939 // states OK, Unknown, Disabled, On, Off.
4940 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
4941                              FuncStatus & status) const
4942 {
4943         switch (cmd.action()) {
4944         case LFUN_INSET_MODIFY:
4945                 if (cmd.getArg(0) != "tabular")
4946                         break;
4947                 if (cmd.getArg(1) == "for-dialog") {
4948                         // The dialog is asking the status of a command
4949                         if (&cur.inset() != this)
4950                                 break;
4951                         string action = cmd.getArg(2);
4952                         string arg = cmd.getLongArg(3);
4953                         return getFeatureStatus(cur, action, arg, status);
4954                 } else {
4955                         // We always enable the lfun if it is coming from the dialog
4956                         // because the dialog makes sure all the settings are valid,
4957                         // even though the first argument might not be valid now.
4958                         status.setEnabled(true);
4959                         return true;
4960                 }
4961
4962         case LFUN_TABULAR_FEATURE: {
4963                 if (&cur.inset() != this)
4964                         break;
4965                 string action = cmd.getArg(0);
4966                 string arg = cmd.getLongArg(1);
4967                 return getFeatureStatus(cur, action, arg, status);
4968         }
4969
4970         case LFUN_CAPTION_INSERT: {
4971                 // caption is only allowed in caption cell of longtable
4972                 if (!tabular.ltCaption(tabular.cellRow(cur.idx()))) {
4973                         status.setEnabled(false);
4974                         return true;
4975                 }
4976                 // only standard caption is allowed
4977                 string arg = cmd.getArg(0);
4978                 if (!arg.empty() && arg != "Standard") {
4979                         status.setEnabled(false);
4980                         return true;
4981                 }
4982                 // check if there is already a caption
4983                 bool have_caption = false;
4984                 InsetTableCell itc = InsetTableCell(*tabular.cellInset(cur.idx()).get());
4985                 ParagraphList::const_iterator pit = itc.paragraphs().begin();
4986                 ParagraphList::const_iterator pend = itc.paragraphs().end();
4987                 for (; pit != pend; ++pit) {
4988                         InsetList::const_iterator it  = pit->insetList().begin();
4989                         InsetList::const_iterator end = pit->insetList().end();
4990                         for (; it != end; ++it) {
4991                                 if (it->inset->lyxCode() == CAPTION_CODE) {
4992                                         have_caption = true;
4993                                         break;
4994                                 }
4995                         }
4996                 }
4997                 status.setEnabled(!have_caption);
4998                 return true;
4999         }
5000
5001         // These are only enabled inside tabular
5002         case LFUN_CELL_BACKWARD:
5003         case LFUN_CELL_FORWARD:
5004                 status.setEnabled(true);
5005                 return true;
5006
5007         // disable these with multiple cells selected
5008         case LFUN_INSET_INSERT:
5009         case LFUN_TABULAR_INSERT:
5010         case LFUN_FLEX_INSERT:
5011         case LFUN_FLOAT_INSERT:
5012         case LFUN_FLOAT_WIDE_INSERT:
5013         case LFUN_FOOTNOTE_INSERT:
5014         case LFUN_MARGINALNOTE_INSERT:
5015         case LFUN_MATH_INSERT:
5016         case LFUN_MATH_MODE:
5017         case LFUN_MATH_MUTATE:
5018         case LFUN_MATH_DISPLAY:
5019         case LFUN_NOTE_INSERT:
5020         case LFUN_ARGUMENT_INSERT:
5021         case LFUN_BOX_INSERT:
5022         case LFUN_BRANCH_INSERT:
5023         case LFUN_PHANTOM_INSERT:
5024         case LFUN_WRAP_INSERT:
5025         case LFUN_PREVIEW_INSERT:
5026         case LFUN_ERT_INSERT: {
5027                 if (cur.selIsMultiCell()) {
5028                         status.setEnabled(false);
5029                         return true;
5030                 } else
5031                         return cell(cur.idx())->getStatus(cur, cmd, status);
5032         }
5033
5034         // disable in non-fixed-width cells
5035         case LFUN_PARAGRAPH_BREAK:
5036                 // multirow does not allow paragraph breaks
5037                 if (tabular.isMultiRow(cur.idx())) {
5038                         status.setEnabled(false);
5039                         return true;
5040                 }
5041                 // fall through
5042         case LFUN_NEWLINE_INSERT: {
5043                 if (tabular.getPWidth(cur.idx()).zero()) {
5044                         status.setEnabled(false);
5045                         return true;
5046                 } else
5047                         return cell(cur.idx())->getStatus(cur, cmd, status);
5048         }
5049
5050         case LFUN_NEWPAGE_INSERT:
5051                 status.setEnabled(false);
5052                 return true;
5053
5054         case LFUN_PASTE:
5055                 if (tabularStackDirty() && theClipboard().isInternal()) {
5056                         if (cur.selIsMultiCell()) {
5057                                 row_type rs, re;
5058                                 col_type cs, ce;
5059                                 getSelection(cur, rs, re, cs, ce);
5060                                 if (paste_tabular && paste_tabular->ncols() == ce - cs + 1
5061                                           && paste_tabular->nrows() == re - rs + 1)
5062                                         status.setEnabled(true);
5063                                 else {
5064                                         status.setEnabled(false);
5065                                         status.message(_("Selection size should match clipboard content."));
5066                                 }
5067                         } else
5068                                 status.setEnabled(true);
5069                         return true;
5070                 }
5071                 return cell(cur.idx())->getStatus(cur, cmd, status);
5072
5073         case LFUN_INSET_SETTINGS:
5074                 // relay this lfun to Inset, not to the cell.
5075                 return Inset::getStatus(cur, cmd, status);
5076
5077         default:
5078                 // we try to handle this event in the insets dispatch function.
5079                 return cell(cur.idx())->getStatus(cur, cmd, status);
5080         }
5081         return false;
5082 }
5083
5084
5085 Inset::DisplayType InsetTabular::display() const
5086 {
5087                 if (tabular.is_long_tabular) {
5088                         switch (tabular.longtabular_alignment) {
5089                         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
5090                                 return AlignLeft;
5091                         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
5092                                 return AlignCenter;
5093                         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
5094                                 return AlignRight;
5095                         default:
5096                                 return AlignCenter;
5097                         }
5098                 } else
5099                         return Inline;
5100 }
5101
5102
5103 void InsetTabular::latex(otexstream & os, OutputParams const & runparams) const
5104 {
5105         tabular.latex(os, runparams);
5106 }
5107
5108
5109 int InsetTabular::plaintext(odocstringstream & os,
5110         OutputParams const & runparams, size_t max_length) const
5111 {
5112         os << '\n'; // output table on a new line
5113         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
5114         tabular.plaintext(os, runparams, dp, false, 0, max_length);
5115         return PLAINTEXT_NEWLINE;
5116 }
5117
5118
5119 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
5120 {
5121         int ret = 0;
5122         Inset * master = 0;
5123
5124         // FIXME: Why not pass a proper DocIterator here?
5125 #if 0
5126         // if the table is inside a float it doesn't need the informaltable
5127         // wrapper. Search for it.
5128         for (master = owner(); master; master = master->owner())
5129                 if (master->lyxCode() == FLOAT_CODE)
5130                         break;
5131 #endif
5132
5133         if (!master) {
5134                 os << "<informaltable>";
5135                 ++ret;
5136         }
5137         ret += tabular.docbook(os, runparams);
5138         if (!master) {
5139                 os << "</informaltable>";
5140                 ++ret;
5141         }
5142         return ret;
5143 }
5144
5145
5146 docstring InsetTabular::xhtml(XHTMLStream & xs, OutputParams const & rp) const
5147 {
5148         return tabular.xhtml(xs, rp);
5149 }
5150
5151
5152 void InsetTabular::validate(LaTeXFeatures & features) const
5153 {
5154         tabular.validate(features);
5155         // This is done with InsetLayout in 2.3dev
5156         if (features.runparams().flavor == OutputParams::HTML)
5157                 features.addCSSSnippet(
5158                         "table { border-collapse: collapse; display: inline-block; }\n"
5159                         "td { border: 1px solid black; padding: 0.5ex; }");
5160 }
5161
5162
5163 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
5164 {
5165         return tabular.cellInset(idx);
5166 }
5167
5168
5169 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
5170 {
5171         return tabular.cellInset(idx);
5172 }
5173
5174
5175 void InsetTabular::cursorPos(BufferView const & bv,
5176                 CursorSlice const & sl, bool boundary, int & x, int & y) const
5177 {
5178         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
5179
5180         // y offset     correction
5181         y += cellYPos(sl.idx());
5182         y += tabular.textVOffset(sl.idx());
5183         y += offset_valign_;
5184
5185         // x offset correction
5186         x += cellXPos(sl.idx());
5187         x += tabular.textHOffset(sl.idx());
5188         x += ADD_TO_TABULAR_WIDTH;
5189 }
5190
5191
5192 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
5193 {
5194         int xx = 0;
5195         int yy = 0;
5196         Inset const & inset = *tabular.cellInset(cell);
5197         Point o = bv.coordCache().getInsets().xy(&inset);
5198         int const xbeg = o.x_ - tabular.textHOffset(cell);
5199         int const xend = xbeg + tabular.cellWidth(cell);
5200         row_type const row = tabular.cellRow(cell);
5201         int const ybeg = o.y_ - tabular.rowAscent(row)
5202                 - tabular.interRowSpace(row) - tabular.textVOffset(cell);
5203         int const yend = ybeg + tabular.cellHeight(cell);
5204
5205         if (x < xbeg)
5206                 xx = xbeg - x;
5207         else if (x > xend)
5208                 xx = x - xend;
5209
5210         if (y < ybeg)
5211                 yy = ybeg - y;
5212         else if (y > yend)
5213                 yy = y - yend;
5214
5215         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
5216         //       << " ybeg=" << ybeg << " yend=" << yend
5217         //       << " xx=" << xx << " yy=" << yy
5218         //       << " dist=" << xx + yy << endl;
5219         return xx + yy;
5220 }
5221
5222
5223 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
5224 {
5225         //lyxerr << "InsetTabular::editXY: " << this << endl;
5226         cur.setSelection(false);
5227         cur.push(*this);
5228         cur.idx() = getNearestCell(cur.bv(), x, y);
5229         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
5230 }
5231
5232
5233 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
5234 {
5235         cur.idx() = getNearestCell(cur.bv(), x, y);
5236         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
5237 }
5238
5239
5240 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
5241 {
5242         idx_type idx_min = 0;
5243         int dist_min = numeric_limits<int>::max();
5244         for (idx_type i = 0, n = nargs(); i != n; ++i) {
5245                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
5246                         int const d = dist(bv, i, x, y);
5247                         if (d < dist_min) {
5248                                 dist_min = d;
5249                                 idx_min = i;
5250                         }
5251                 }
5252         }
5253         return idx_min;
5254 }
5255
5256
5257 int InsetTabular::cellYPos(idx_type const cell) const
5258 {
5259         row_type row = tabular.cellRow(cell);
5260         int ly = 0;
5261         for (row_type r = 0; r < row; ++r)
5262                 ly += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
5263                         + tabular.interRowSpace(r + 1);
5264         return ly;
5265 }
5266
5267
5268 int InsetTabular::cellXPos(idx_type const cell) const
5269 {
5270         col_type col = tabular.cellColumn(cell);
5271         int lx = 0;
5272         for (col_type c = 0; c < col; ++c)
5273                 lx += tabular.column_info[c].width;
5274         return lx;
5275 }
5276
5277
5278 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
5279 {
5280         row_type const row = tabular.cellRow(cur.idx());
5281         col_type const col = tabular.cellColumn(cur.idx());
5282
5283         if (isRightToLeft(cur)) {
5284                 if (tabular.cellColumn(cur.idx()) == 0) {
5285                         if (row == tabular.nrows() - 1)
5286                                 return;
5287                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
5288                 } else {
5289                         if (cur.idx() == 0)
5290                                 return;
5291                         if (col == 0)
5292                                 cur.idx() = tabular.getLastCellInRow(row - 1);
5293                         else
5294                                 cur.idx() = tabular.cellIndex(row, col - 1);
5295                 }
5296         } else {
5297                 if (tabular.isLastCell(cur.idx()))
5298                         return;
5299                 if (cur.idx() == tabular.getLastCellInRow(row))
5300                         cur.idx() = tabular.cellIndex(row + 1, 0);
5301                 else {
5302                         col_type const colnextcell = col + tabular.columnSpan(cur.idx());
5303                         cur.idx() = tabular.cellIndex(row, colnextcell);
5304                 }
5305         }
5306
5307         cur.boundary(false);
5308
5309         if (cur.selIsMultiCell()) {
5310                 cur.pit() = cur.lastpit();
5311                 cur.pos() = cur.lastpos();
5312                 return;
5313         }
5314
5315         cur.pit() = 0;
5316         cur.pos() = 0;
5317
5318         // in visual mode, place cursor at extreme left or right
5319
5320         switch(entry_from) {
5321
5322         case ENTRY_DIRECTION_RIGHT:
5323                 cur.posVisToRowExtremity(false /* !left */);
5324                 break;
5325         case ENTRY_DIRECTION_LEFT:
5326                 cur.posVisToRowExtremity(true /* left */);
5327                 break;
5328         case ENTRY_DIRECTION_IGNORE:
5329                 // nothing to do in this case
5330                 break;
5331
5332         }
5333         cur.setCurrentFont();
5334 }
5335
5336
5337 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
5338 {
5339         row_type const row = tabular.cellRow(cur.idx());
5340         col_type const col = tabular.cellColumn(cur.idx());
5341
5342         if (isRightToLeft(cur)) {
5343                 if (cur.idx() == tabular.getLastCellInRow(row)) {
5344                         if (row == 0)
5345                                 return;
5346                         cur.idx() = tabular.getFirstCellInRow(row);
5347                         cur.idx() = tabular.cellAbove(cur.idx());
5348                 } else {
5349                         if (tabular.isLastCell(cur.idx()))
5350                                 return;
5351                         if (cur.idx() == tabular.getLastCellInRow(row))
5352                                 cur.idx() = tabular.cellIndex(row + 1, 0);
5353                         else
5354                                 cur.idx() = tabular.cellIndex(row, col + 1);
5355                 }
5356         } else {
5357                 if (cur.idx() == 0) // first cell
5358                         return;
5359                 if (col == 0)
5360                         cur.idx() = tabular.getLastCellInRow(row - 1);
5361                 else
5362                         cur.idx() = tabular.cellIndex(row, col - 1);
5363         }
5364
5365         if (cur.selIsMultiCell()) {
5366                 cur.pit() = cur.lastpit();
5367                 cur.pos() = cur.lastpos();
5368                 return;
5369         }
5370
5371         cur.pit() = cur.lastpit();
5372         cur.pos() = cur.lastpos();
5373
5374         // in visual mode, place cursor at extreme left or right
5375
5376         switch(entry_from) {
5377
5378         case ENTRY_DIRECTION_RIGHT:
5379                 cur.posVisToRowExtremity(false /* !left */);
5380                 break;
5381         case ENTRY_DIRECTION_LEFT:
5382                 cur.posVisToRowExtremity(true /* left */);
5383                 break;
5384         case ENTRY_DIRECTION_IGNORE:
5385                 // nothing to do in this case
5386                 break;
5387
5388         }
5389         cur.setCurrentFont();
5390 }
5391
5392
5393 void InsetTabular::tabularFeatures(Cursor & cur, string const & argument)
5394 {
5395         cur.recordUndoInset(this);
5396
5397         istringstream is(argument);
5398         string s;
5399         // Safe guard.
5400         size_t safe_guard = 0;
5401         for (;;) {
5402                 if (is.eof())
5403                         return;
5404                 safe_guard++;
5405                 if (safe_guard > 1000) {
5406                         LYXERR0("parameter max count reached!");
5407                         return;
5408                 }
5409                 is >> s;
5410                 Tabular::Feature action = Tabular::LAST_ACTION;
5411
5412                 size_t i = 0;
5413                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
5414                         if (s != tabularFeature[i].feature)
5415                                 continue;
5416                         action = tabularFeature[i].action;
5417                         break;
5418                 }
5419                 if (action == Tabular::LAST_ACTION) {
5420                         LYXERR0("Feature not found " << s);
5421                         continue;
5422                 }
5423                 string val;
5424                 if (tabularFeature[i].need_value)
5425                         is >> val;
5426                 LYXERR(Debug::DEBUG, "Feature: " << s << "\t\tvalue: " << val);
5427                 tabularFeatures(cur, action, val);
5428         }
5429 }
5430
5431
5432 static void checkLongtableSpecial(Tabular::ltType & ltt,
5433                           string const & special, bool & flag)
5434 {
5435         if (special == "dl_above") {
5436                 ltt.topDL = flag;
5437                 ltt.set = false;
5438         } else if (special == "dl_below") {
5439                 ltt.bottomDL = flag;
5440                 ltt.set = false;
5441         } else if (special == "empty") {
5442                 ltt.empty = flag;
5443                 ltt.set = false;
5444         } else if (flag) {
5445                 ltt.empty = false;
5446                 ltt.set = true;
5447         }
5448 }
5449
5450
5451 bool InsetTabular::oneCellHasRotationState(bool rotated,
5452                 row_type row_start, row_type row_end,
5453                 col_type col_start, col_type col_end) const
5454 {
5455         for (row_type r = row_start; r <= row_end; ++r)
5456                 for (col_type c = col_start; c <= col_end; ++c)
5457                         if (rotated) {
5458                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) != 0)
5459                                         return true;
5460                         } else {
5461                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) == 0)
5462                                         return true;
5463                         }
5464         return false;
5465 }
5466
5467
5468 void InsetTabular::tabularFeatures(Cursor & cur,
5469         Tabular::Feature feature, string const & value)
5470 {
5471         col_type sel_col_start;
5472         col_type sel_col_end;
5473         row_type sel_row_start;
5474         row_type sel_row_end;
5475         bool setLines = false;
5476         LyXAlignment setAlign = LYX_ALIGN_LEFT;
5477         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
5478
5479         switch (feature) {
5480
5481         case Tabular::M_ALIGN_LEFT:
5482         case Tabular::ALIGN_LEFT:
5483                 setAlign = LYX_ALIGN_LEFT;
5484                 break;
5485
5486         case Tabular::M_ALIGN_RIGHT:
5487         case Tabular::ALIGN_RIGHT:
5488                 setAlign = LYX_ALIGN_RIGHT;
5489                 break;
5490
5491         case Tabular::M_ALIGN_CENTER:
5492         case Tabular::ALIGN_CENTER:
5493                 setAlign = LYX_ALIGN_CENTER;
5494                 break;
5495
5496         case Tabular::ALIGN_BLOCK:
5497                 setAlign = LYX_ALIGN_BLOCK;
5498                 break;
5499
5500         case Tabular::ALIGN_DECIMAL:
5501                 setAlign = LYX_ALIGN_DECIMAL;
5502                 break;
5503
5504         case Tabular::M_VALIGN_TOP:
5505         case Tabular::VALIGN_TOP:
5506                 setVAlign = Tabular::LYX_VALIGN_TOP;
5507                 break;
5508
5509         case Tabular::M_VALIGN_BOTTOM:
5510         case Tabular::VALIGN_BOTTOM:
5511                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
5512                 break;
5513
5514         case Tabular::M_VALIGN_MIDDLE:
5515         case Tabular::VALIGN_MIDDLE:
5516                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
5517                 break;
5518
5519         default:
5520                 break;
5521         }
5522
5523         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5524         row_type const row = tabular.cellRow(cur.idx());
5525         col_type const column = tabular.cellColumn(cur.idx());
5526         bool flag = true;
5527         Tabular::ltType ltt;
5528
5529         switch (feature) {
5530
5531         case Tabular::SET_TABULAR_WIDTH:
5532                 tabular.setTabularWidth(Length(value));
5533                 break;
5534
5535         case Tabular::SET_PWIDTH: {
5536                 Length const len(value);
5537                 tabular.setColumnPWidth(cur, cur.idx(), len);
5538                 if (len.zero()
5539                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
5540                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
5541                 break;
5542         }
5543
5544         case Tabular::SET_MPWIDTH:
5545                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
5546                 break;
5547
5548         case Tabular::SET_MROFFSET:
5549                 tabular.setMROffset(cur, cur.idx(), Length(value));
5550                 break;
5551
5552         case Tabular::SET_SPECIAL_COLUMN:
5553         case Tabular::SET_SPECIAL_MULTICOLUMN:
5554                 if (value == "none")
5555                         tabular.setAlignSpecial(cur.idx(), docstring(), feature);
5556                 else
5557                         tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
5558                 break;
5559
5560         case Tabular::APPEND_ROW:
5561                 // append the row into the tabular
5562                 tabular.appendRow(row);
5563                 break;
5564
5565         case Tabular::APPEND_COLUMN:
5566                 // append the column into the tabular
5567                 tabular.appendColumn(column);
5568                 cur.idx() = tabular.cellIndex(row, column);
5569                 break;
5570
5571         case Tabular::DELETE_ROW:
5572                 if (sel_row_end == tabular.nrows() - 1 && sel_row_start != 0) {
5573                         for (col_type c = 0; c < tabular.ncols(); c++)
5574                                 tabular.setBottomLine(tabular.cellIndex(sel_row_start - 1, c),
5575                                         tabular.bottomLine(tabular.cellIndex(sel_row_end, c)));
5576                 }
5577
5578                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5579                         tabular.deleteRow(sel_row_start);
5580                 if (sel_row_start >= tabular.nrows())
5581                         --sel_row_start;
5582                 cur.idx() = tabular.cellIndex(sel_row_start, column);
5583                 cur.pit() = 0;
5584                 cur.pos() = 0;
5585                 cur.setSelection(false);
5586                 break;
5587
5588         case Tabular::DELETE_COLUMN:
5589                 if (sel_col_end == tabular.ncols() - 1 && sel_col_start != 0) {
5590                         for (row_type r = 0; r < tabular.nrows(); r++)
5591                                 tabular.setRightLine(tabular.cellIndex(r, sel_col_start - 1),
5592                                         tabular.rightLine(tabular.cellIndex(r, sel_col_end)));
5593                 }
5594
5595                 if (sel_col_start == 0 && sel_col_end != tabular.ncols() - 1) {
5596                         for (row_type r = 0; r < tabular.nrows(); r++)
5597                                 tabular.setLeftLine(tabular.cellIndex(r, sel_col_end + 1),
5598                                         tabular.leftLine(tabular.cellIndex(r, 0)));
5599                 }
5600
5601                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5602                         tabular.deleteColumn(sel_col_start);
5603                 if (sel_col_start >= tabular.ncols())
5604                         --sel_col_start;
5605                 cur.idx() = tabular.cellIndex(row, sel_col_start);
5606                 cur.pit() = 0;
5607                 cur.pos() = 0;
5608                 cur.setSelection(false);
5609                 break;
5610
5611         case Tabular::COPY_ROW:
5612                 tabular.copyRow(row);
5613                 break;
5614
5615         case Tabular::COPY_COLUMN:
5616                 tabular.copyColumn(column);
5617                 cur.idx() = tabular.cellIndex(row, column);
5618                 break;
5619
5620         case Tabular::MOVE_COLUMN_RIGHT:
5621                 tabular.moveColumn(column, Tabular::RIGHT);
5622                 cur.idx() = tabular.cellIndex(row, column + 1);
5623                 break;
5624
5625         case Tabular::MOVE_COLUMN_LEFT:
5626                 tabular.moveColumn(column, Tabular::LEFT);
5627                 cur.idx() = tabular.cellIndex(row, column - 1);
5628                 break;
5629
5630         case Tabular::MOVE_ROW_DOWN:
5631                 tabular.moveRow(row, Tabular::DOWN);
5632                 cur.idx() = tabular.cellIndex(row + 1, column);
5633                 break;
5634
5635         case Tabular::MOVE_ROW_UP:
5636                 tabular.moveRow(row, Tabular::UP);
5637                 cur.idx() = tabular.cellIndex(row - 1, column);
5638                 break;
5639
5640         case Tabular::SET_LINE_TOP:
5641         case Tabular::TOGGLE_LINE_TOP: {
5642                 bool lineSet = (feature == Tabular::SET_LINE_TOP)
5643                                ? (value == "true") : !tabular.topLine(cur.idx());
5644                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5645                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5646                                 tabular.setTopLine(tabular.cellIndex(r, c), lineSet);
5647                 break;
5648         }
5649
5650         case Tabular::SET_LINE_BOTTOM:
5651         case Tabular::TOGGLE_LINE_BOTTOM: {
5652                 bool lineSet = (feature == Tabular::SET_LINE_BOTTOM)
5653                                ? (value == "true") : !tabular.bottomLine(cur.idx());
5654                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5655                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5656                                 tabular.setBottomLine(tabular.cellIndex(r, c), lineSet);
5657                 break;
5658         }
5659
5660         case Tabular::SET_LINE_LEFT:
5661         case Tabular::TOGGLE_LINE_LEFT: {
5662                 bool lineSet = (feature == Tabular::SET_LINE_LEFT)
5663                                ? (value == "true") : !tabular.leftLine(cur.idx());
5664                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5665                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5666                                 tabular.setLeftLine(tabular.cellIndex(r, c), lineSet);
5667                 break;
5668         }
5669
5670         case Tabular::SET_LINE_RIGHT:
5671         case Tabular::TOGGLE_LINE_RIGHT: {
5672                 bool lineSet = (feature == Tabular::SET_LINE_RIGHT)
5673                                ? (value == "true") : !tabular.rightLine(cur.idx());
5674                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5675                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5676                                 tabular.setRightLine(tabular.cellIndex(r, c), lineSet);
5677                 break;
5678         }
5679
5680         case Tabular::M_ALIGN_LEFT:
5681         case Tabular::M_ALIGN_RIGHT:
5682         case Tabular::M_ALIGN_CENTER:
5683         case Tabular::ALIGN_LEFT:
5684         case Tabular::ALIGN_RIGHT:
5685         case Tabular::ALIGN_CENTER:
5686         case Tabular::ALIGN_BLOCK:
5687         case Tabular::ALIGN_DECIMAL:
5688                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5689                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5690                                 tabular.setAlignment(tabular.cellIndex(r, c), setAlign,
5691                                 !tabular.getPWidth(c).zero());
5692                 break;
5693
5694         case Tabular::M_VALIGN_TOP:
5695         case Tabular::M_VALIGN_BOTTOM:
5696         case Tabular::M_VALIGN_MIDDLE:
5697                 flag = false;
5698                 // fall through
5699         case Tabular::VALIGN_TOP:
5700         case Tabular::VALIGN_BOTTOM:
5701         case Tabular::VALIGN_MIDDLE:
5702                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5703                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5704                                 tabular.setVAlignment(tabular.cellIndex(r, c), setVAlign, flag);
5705                 break;
5706
5707         case Tabular::SET_MULTICOLUMN: {
5708                 if (!cur.selection()) {
5709                         // just multicol for one single cell
5710                         // check whether we are completely in a multicol
5711                         if (!tabular.isMultiColumn(cur.idx()))
5712                                 tabular.setMultiColumn(cur.idx(), 1,
5713                                         tabular.rightLine(cur.idx()));
5714                         break;
5715                 }
5716                 // we have a selection so this means we just add all these
5717                 // cells to form a multicolumn cell
5718                 idx_type const s_start = cur.selBegin().idx();
5719                 row_type const col_start = tabular.cellColumn(s_start);
5720                 row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
5721                 cur.idx() = tabular.setMultiColumn(s_start, col_end - col_start + 1,
5722                                                    tabular.rightLine(cur.selEnd().idx()));
5723                 cur.pit() = 0;
5724                 cur.pos() = 0;
5725                 cur.setSelection(false);
5726                 break;
5727         }
5728
5729         case Tabular::UNSET_MULTICOLUMN: {
5730                 if (!cur.selection()) {
5731                         if (tabular.isMultiColumn(cur.idx()))
5732                                 tabular.unsetMultiColumn(cur.idx());
5733                 }
5734                 break;
5735         }
5736
5737         case Tabular::MULTICOLUMN: {
5738                 if (!cur.selection()) {
5739                         if (tabular.isMultiColumn(cur.idx()))
5740                                 tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
5741                         else
5742                                 tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
5743                         break;
5744                 }
5745                 bool merge = false;
5746                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5747                         row_type const r = sel_row_start;
5748                         if (!tabular.isMultiColumn(tabular.cellIndex(r, c))
5749                             || (r > sel_row_start && !tabular.isPartOfMultiColumn(r, c)))
5750                                 merge = true;
5751                 }
5752                 // If the selection contains at least one singlecol cell
5753                 // or multiple multicol cells,
5754                 // we assume the user will merge is to a single multicol
5755                 if (merge)
5756                         tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
5757                 else
5758                         tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
5759                 break;
5760         }
5761
5762         case Tabular::SET_MULTIROW: {
5763                 if (!cur.selection()) {
5764                         // just multirow for one single cell
5765                         // check whether we are completely in a multirow
5766                         if (!tabular.isMultiRow(cur.idx()))
5767                                 tabular.setMultiRow(cur.idx(), 1,
5768                                                     tabular.bottomLine(cur.idx()),
5769                                                     tabular.getAlignment(cur.idx()));
5770                         break;
5771                 }
5772                 // we have a selection so this means we just add all this
5773                 // cells to form a multirow cell
5774                 idx_type const s_start = cur.selBegin().idx();
5775                 row_type const row_start = tabular.cellRow(s_start);
5776                 row_type const row_end = tabular.cellRow(cur.selEnd().idx());
5777                 cur.idx() = tabular.setMultiRow(s_start, row_end - row_start + 1,
5778                                                 tabular.bottomLine(cur.selEnd().idx()),
5779                                                 tabular.getAlignment(cur.selEnd().idx()));
5780                 cur.pit() = 0;
5781                 cur.pos() = 0;
5782                 cur.setSelection(false);
5783                 break;
5784         }
5785
5786         case Tabular::UNSET_MULTIROW: {
5787                 if (!cur.selection()) {
5788                         if (tabular.isMultiRow(cur.idx()))
5789                                 tabular.unsetMultiRow(cur.idx());
5790                 }
5791                 break;
5792         }
5793
5794         case Tabular::MULTIROW: {
5795                 if (!cur.selection()) {
5796                         if (tabular.isMultiRow(cur.idx()))
5797                                 tabularFeatures(cur, Tabular::UNSET_MULTIROW);
5798                         else
5799                                 tabularFeatures(cur, Tabular::SET_MULTIROW);
5800                         break;
5801                 }
5802                 bool merge = false;
5803                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5804                         col_type const c = sel_col_start;
5805                         if (!tabular.isMultiRow(tabular.cellIndex(r, c))
5806                             || (r > sel_row_start && !tabular.isPartOfMultiRow(r, c)))
5807                                 merge = true;
5808                 }
5809                 // If the selection contains at least one singlerow cell
5810                 // or multiple multirow cells,
5811                 // we assume the user will merge is to a single multirow
5812                 if (merge)
5813                         tabularFeatures(cur, Tabular::SET_MULTIROW);
5814                 else
5815                         tabularFeatures(cur, Tabular::UNSET_MULTIROW);
5816                 break;
5817         }
5818
5819         case Tabular::SET_ALL_LINES:
5820                 setLines = true;
5821                 // fall through
5822         case Tabular::UNSET_ALL_LINES:
5823                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5824                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5825                                 idx_type const cell = tabular.cellIndex(r, c);
5826                                 tabular.setTopLine(cell, setLines);
5827                                 tabular.setBottomLine(cell, setLines);
5828                                 tabular.setRightLine(cell, setLines);
5829                                 tabular.setLeftLine(cell, setLines);
5830                         }
5831                 break;
5832
5833         case Tabular::SET_BORDER_LINES:
5834                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5835                         tabular.setLeftLine(tabular.cellIndex(r, sel_col_start), true);
5836                         tabular.setRightLine(tabular.cellIndex(r, sel_col_end), true);
5837                 }
5838                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5839                         tabular.setTopLine(tabular.cellIndex(sel_row_start, c), true);
5840                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, c), true);
5841                 }
5842                 break;
5843
5844         case Tabular::TOGGLE_LONGTABULAR:
5845                 if (tabular.is_long_tabular)
5846                         tabularFeatures(cur, Tabular::UNSET_LONGTABULAR);
5847                 else
5848                         tabular.is_long_tabular = true;
5849                 break;
5850
5851         case Tabular::SET_LONGTABULAR:
5852                 tabular.is_long_tabular = true;
5853                 break;
5854
5855         case Tabular::UNSET_LONGTABULAR:
5856                 for (row_type r = 0; r < tabular.nrows(); ++r) {
5857                         if (tabular.ltCaption(r)) {
5858                                 cur.idx() = tabular.cellIndex(r, 0);
5859                                 cur.pit() = 0;
5860                                 cur.pos() = 0;
5861                                 tabularFeatures(cur, Tabular::TOGGLE_LTCAPTION);
5862                         }
5863                 }
5864                 tabular.is_long_tabular = false;
5865                 break;
5866
5867         case Tabular::SET_ROTATE_TABULAR:
5868                 tabular.rotate = convert<int>(value);
5869                 break;
5870
5871         case Tabular::UNSET_ROTATE_TABULAR:
5872                 tabular.rotate = 0;
5873                 break;
5874
5875         case Tabular::TOGGLE_ROTATE_TABULAR:
5876                 // when pressing the rotate button we default to 90° rotation
5877                 tabular.rotate != 0 ? tabular.rotate = 0 : tabular.rotate = 90;
5878                 break;
5879
5880         case Tabular::TABULAR_VALIGN_TOP:
5881                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
5882                 break;
5883
5884         case Tabular::TABULAR_VALIGN_MIDDLE:
5885                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
5886                 break;
5887
5888         case Tabular::TABULAR_VALIGN_BOTTOM:
5889                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
5890                 break;
5891
5892         case Tabular::LONGTABULAR_ALIGN_LEFT:
5893                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
5894                 break;
5895
5896         case Tabular::LONGTABULAR_ALIGN_CENTER:
5897                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
5898                 break;
5899
5900         case Tabular::LONGTABULAR_ALIGN_RIGHT:
5901                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
5902                 break;
5903
5904
5905
5906         case Tabular::SET_ROTATE_CELL:
5907                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5908                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5909                                 tabular.setRotateCell(tabular.cellIndex(r, c), convert<int>(value));
5910                 break;
5911
5912         case Tabular::UNSET_ROTATE_CELL:
5913                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5914                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5915                                 tabular.setRotateCell(tabular.cellIndex(r, c), 0);
5916                 break;
5917
5918         case Tabular::TOGGLE_ROTATE_CELL:
5919                 {
5920                 bool oneNotRotated = oneCellHasRotationState(false,
5921                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5922
5923                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5924                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5925                                 // when pressing the rotate cell button we default to 90° rotation
5926                                 if (oneNotRotated)
5927                                         tabular.setRotateCell(tabular.cellIndex(r, c), 90);
5928                                 else
5929                                         tabular.setRotateCell(tabular.cellIndex(r, c), 0);
5930                         }
5931                 }
5932                 break;
5933
5934         case Tabular::SET_USEBOX: {
5935                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
5936                 if (val == tabular.getUsebox(cur.idx()))
5937                         val = Tabular::BOX_NONE;
5938                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5939                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5940                                 tabular.setUsebox(tabular.cellIndex(r, c), val);
5941                 break;
5942         }
5943
5944         case Tabular::UNSET_LTFIRSTHEAD:
5945                 flag = false;
5946                 // fall through
5947         case Tabular::SET_LTFIRSTHEAD:
5948                 tabular.getRowOfLTFirstHead(row, ltt);
5949                 checkLongtableSpecial(ltt, value, flag);
5950                 tabular.setLTHead(row, flag, ltt, true);
5951                 break;
5952
5953         case Tabular::UNSET_LTHEAD:
5954                 flag = false;
5955                 // fall through
5956         case Tabular::SET_LTHEAD:
5957                 tabular.getRowOfLTHead(row, ltt);
5958                 checkLongtableSpecial(ltt, value, flag);
5959                 tabular.setLTHead(row, flag, ltt, false);
5960                 break;
5961
5962         case Tabular::UNSET_LTFOOT:
5963                 flag = false;
5964                 // fall through
5965         case Tabular::SET_LTFOOT:
5966                 tabular.getRowOfLTFoot(row, ltt);
5967                 checkLongtableSpecial(ltt, value, flag);
5968                 tabular.setLTFoot(row, flag, ltt, false);
5969                 break;
5970
5971         case Tabular::UNSET_LTLASTFOOT:
5972                 flag = false;
5973                 // fall through
5974         case Tabular::SET_LTLASTFOOT:
5975                 tabular.getRowOfLTLastFoot(row, ltt);
5976                 checkLongtableSpecial(ltt, value, flag);
5977                 tabular.setLTFoot(row, flag, ltt, true);
5978                 break;
5979
5980         case Tabular::UNSET_LTNEWPAGE:
5981                 flag = false;
5982                 // fall through
5983         case Tabular::SET_LTNEWPAGE:
5984                 tabular.setLTNewPage(row, flag);
5985                 break;
5986
5987         case Tabular::SET_LTCAPTION: {
5988                 if (tabular.ltCaption(row))
5989                         break;
5990                 cur.idx() = tabular.setLTCaption(row, true);
5991                 cur.pit() = 0;
5992                 cur.pos() = 0;
5993                 cur.setSelection(false);
5994                 // If a row is set as caption, then also insert
5995                 // a caption. Otherwise the LaTeX output is broken.
5996                 // Select cell if it is non-empty
5997                 if (cur.lastpos() > 0 || cur.lastpit() > 0)
5998                         lyx::dispatch(FuncRequest(LFUN_INSET_SELECT_ALL));
5999                 lyx::dispatch(FuncRequest(LFUN_CAPTION_INSERT));
6000                 break;
6001         }
6002
6003         case Tabular::UNSET_LTCAPTION: {
6004                 if (!tabular.ltCaption(row))
6005                         break;
6006                 cur.idx() = tabular.setLTCaption(row, false);
6007                 cur.pit() = 0;
6008                 cur.pos() = 0;
6009                 cur.setSelection(false);
6010                 FuncRequest fr(LFUN_INSET_DISSOLVE, "caption");
6011                 if (lyx::getStatus(fr).enabled())
6012                         lyx::dispatch(fr);
6013                 break;
6014         }
6015
6016         case Tabular::TOGGLE_LTCAPTION: {
6017                 if (tabular.ltCaption(row))
6018                         tabularFeatures(cur, Tabular::UNSET_LTCAPTION);
6019                 else
6020                         tabularFeatures(cur, Tabular::SET_LTCAPTION);
6021                 break;
6022         }
6023
6024         case Tabular::TOGGLE_BOOKTABS:
6025                 tabular.use_booktabs = !tabular.use_booktabs;
6026                 break;
6027
6028         case Tabular::SET_BOOKTABS:
6029                 tabular.use_booktabs = true;
6030                 break;
6031
6032         case Tabular::UNSET_BOOKTABS:
6033                 tabular.use_booktabs = false;
6034                 break;
6035
6036         case Tabular::SET_TOP_SPACE: {
6037                 Length len;
6038                 if (value == "default")
6039                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6040                                 tabular.row_info[r].top_space_default = true;
6041                 else if (value == "none")
6042                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6043                                 tabular.row_info[r].top_space_default = false;
6044                                 tabular.row_info[r].top_space = len;
6045                         }
6046                 else if (isValidLength(value, &len))
6047                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6048                                 tabular.row_info[r].top_space_default = false;
6049                                 tabular.row_info[r].top_space = len;
6050                         }
6051                 break;
6052         }
6053
6054         case Tabular::SET_BOTTOM_SPACE: {
6055                 Length len;
6056                 if (value == "default")
6057                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6058                                 tabular.row_info[r].bottom_space_default = true;
6059                 else if (value == "none")
6060                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6061                                 tabular.row_info[r].bottom_space_default = false;
6062                                 tabular.row_info[r].bottom_space = len;
6063                         }
6064                 else if (isValidLength(value, &len))
6065                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6066                                 tabular.row_info[r].bottom_space_default = false;
6067                                 tabular.row_info[r].bottom_space = len;
6068                         }
6069                 break;
6070         }
6071
6072         case Tabular::SET_INTERLINE_SPACE: {
6073                 Length len;
6074                 if (value == "default")
6075                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6076                                 tabular.row_info[r].interline_space_default = true;
6077                 else if (value == "none")
6078                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6079                                 tabular.row_info[r].interline_space_default = false;
6080                                 tabular.row_info[r].interline_space = len;
6081                         }
6082                 else if (isValidLength(value, &len))
6083                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6084                                 tabular.row_info[r].interline_space_default = false;
6085                                 tabular.row_info[r].interline_space = len;
6086                         }
6087                 break;
6088         }
6089
6090         case Tabular::SET_DECIMAL_POINT:
6091                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6092                         tabular.column_info[c].decimal_point = from_utf8(value);
6093                 break;
6094
6095         // dummy stuff just to avoid warnings
6096         case Tabular::LAST_ACTION:
6097                 break;
6098         }
6099 }
6100
6101
6102 bool InsetTabular::copySelection(Cursor & cur)
6103 {
6104         if (!cur.selection())
6105                 return false;
6106
6107         row_type rs, re;
6108         col_type cs, ce;
6109         getSelection(cur, rs, re, cs, ce);
6110
6111         paste_tabular.reset(new Tabular(tabular));
6112
6113         for (row_type r = 0; r < rs; ++r)
6114                 paste_tabular->deleteRow(0);
6115
6116         row_type const rows = re - rs + 1;
6117         while (paste_tabular->nrows() > rows)
6118                 paste_tabular->deleteRow(rows);
6119
6120         for (col_type c = 0; c < cs; ++c)
6121                 paste_tabular->deleteColumn(0);
6122
6123         col_type const columns = ce - cs + 1;
6124         while (paste_tabular->ncols() > columns)
6125                 paste_tabular->deleteColumn(columns);
6126
6127         paste_tabular->setBuffer(tabular.buffer());
6128
6129         odocstringstream os;
6130         OutputParams const runparams(0);
6131         paste_tabular->plaintext(os, runparams, 0, true, '\t', INT_MAX);
6132         // Needed for the "Edit->Paste recent" menu and the system clipboard.
6133         cap::copySelection(cur, os.str());
6134
6135         // mark tabular stack dirty
6136         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
6137         // when we (hopefully) have a one-for-all paste mechanism.
6138         // This must be called after cap::copySelection.
6139         dirtyTabularStack(true);
6140
6141         return true;
6142 }
6143
6144
6145 bool InsetTabular::pasteClipboard(Cursor & cur)
6146 {
6147         if (!paste_tabular)
6148                 return false;
6149         col_type actcol = tabular.cellColumn(cur.idx());
6150         row_type actrow = tabular.cellRow(cur.idx());
6151
6152         if (cur.selIsMultiCell()) {
6153                 row_type re;
6154                 col_type ce;
6155                 getSelection(cur, actrow, re, actcol, ce);
6156         }
6157
6158         for (row_type r1 = 0, r2 = actrow;
6159              r1 < paste_tabular->nrows() && r2 < tabular.nrows();
6160              ++r1, ++r2) {
6161                 for (col_type c1 = 0, c2 = actcol;
6162                     c1 < paste_tabular->ncols() && c2 < tabular.ncols();
6163                     ++c1, ++c2) {
6164                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
6165                               tabular.isPartOfMultiColumn(r2, c2))
6166                                 continue;
6167                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
6168                                 --c2;
6169                                 continue;
6170                         }
6171                         if (tabular.isPartOfMultiColumn(r2, c2)) {
6172                                 --c1;
6173                                 continue;
6174                         }
6175                         shared_ptr<InsetTableCell> inset(
6176                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
6177                         tabular.setCellInset(r2, c2, inset);
6178                         // FIXME?: why do we need to do this explicitly? (EL)
6179                         tabular.cellInset(r2, c2)->setBuffer(tabular.buffer());
6180
6181                         // FIXME: change tracking (MG)
6182                         inset->setChange(Change(buffer().params().track_changes ?
6183                                                 Change::INSERTED : Change::UNCHANGED));
6184                         cur.pos() = 0;
6185                 }
6186         }
6187         return true;
6188 }
6189
6190
6191 void InsetTabular::cutSelection(Cursor & cur)
6192 {
6193         if (!cur.selection())
6194                 return;
6195
6196         row_type rs, re;
6197         col_type cs, ce;
6198         getSelection(cur, rs, re, cs, ce);
6199         for (row_type r = rs; r <= re; ++r) {
6200                 for (col_type c = cs; c <= ce; ++c) {
6201                         shared_ptr<InsetTableCell> t
6202                                 = cell(tabular.cellIndex(r, c));
6203                         if (buffer().params().track_changes)
6204                                 // FIXME: Change tracking (MG)
6205                                 t->setChange(Change(Change::DELETED));
6206                         else
6207                                 t->clear();
6208                 }
6209         }
6210
6211         // cursor position might be invalid now
6212         if (cur.pit() > cur.lastpit())
6213                 cur.pit() = cur.lastpit();
6214         if (cur.pos() > cur.lastpos())
6215                 cur.pos() = cur.lastpos();
6216         cur.clearSelection();
6217 }
6218
6219
6220 bool InsetTabular::isRightToLeft(Cursor & cur) const
6221 {
6222         // LASSERT: It might be better to abandon this Buffer.
6223         LASSERT(cur.depth() > 1, return false);
6224         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
6225         pos_type const parentpos = cur[cur.depth() - 2].pos();
6226         return parentpar.getFontSettings(buffer().params(),
6227                                          parentpos).language()->rightToLeft();
6228 }
6229
6230
6231 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
6232                                  bool intoInsets)
6233 {
6234         LASSERT(stidx <= enidx, return docstring());
6235         docstring retval;
6236         col_type const col1 = tabular.cellColumn(stidx);
6237         col_type const col2 = tabular.cellColumn(enidx);
6238         row_type const row1 = tabular.cellRow(stidx);
6239         row_type const row2 = tabular.cellRow(enidx);
6240         bool first = true;
6241         for (col_type col = col1; col <= col2; col++)
6242                 for (row_type row = row1; row <= row2; row++) {
6243                         if (!first)
6244                                 retval += "\n";
6245                         else
6246                                 first = false;
6247                         retval += tabular.cellInset(row, col)->asString(intoInsets);
6248                 }
6249         return retval;
6250 }
6251
6252
6253 void InsetTabular::getSelection(Cursor & cur,
6254         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
6255 {
6256         CursorSlice const & beg = cur.selBegin();
6257         CursorSlice const & end = cur.selEnd();
6258         cs = tabular.cellColumn(beg.idx());
6259         ce = tabular.cellColumn(end.idx());
6260         if (cs > ce)
6261                 swap(cs, ce);
6262
6263         rs = tabular.cellRow(beg.idx());
6264         re = tabular.cellRow(end.idx());
6265         if (rs > re)
6266                 swap(rs, re);
6267 }
6268
6269
6270 Text * InsetTabular::getText(int idx) const
6271 {
6272         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
6273 }
6274
6275
6276 void InsetTabular::setChange(Change const & change)
6277 {
6278         for (idx_type idx = 0; idx < nargs(); ++idx)
6279                 cell(idx)->setChange(change);
6280 }
6281
6282
6283 void InsetTabular::acceptChanges()
6284 {
6285         for (idx_type idx = 0; idx < nargs(); ++idx)
6286                 cell(idx)->acceptChanges();
6287 }
6288
6289
6290 void InsetTabular::rejectChanges()
6291 {
6292         for (idx_type idx = 0; idx < nargs(); ++idx)
6293                 cell(idx)->rejectChanges();
6294 }
6295
6296
6297 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
6298 {
6299         return tabular.getPWidth(cell).zero();
6300 }
6301
6302
6303 bool InsetTabular::forcePlainLayout(idx_type cell) const
6304 {
6305         return !tabular.getPWidth(cell).zero();
6306 }
6307
6308
6309 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
6310                                      bool usePaste)
6311 {
6312         if (buf.length() <= 0)
6313                 return true;
6314
6315         col_type cols = 1;
6316         row_type rows = 1;
6317         col_type maxCols = 1;
6318         size_t const len = buf.length();
6319         size_t p = 0;
6320
6321         while (p < len &&
6322                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
6323                 switch (buf[p]) {
6324                 case '\t':
6325                         ++cols;
6326                         break;
6327                 case '\n':
6328                         if (p + 1 < len)
6329                                 ++rows;
6330                         maxCols = max(cols, maxCols);
6331                         cols = 1;
6332                         break;
6333                 }
6334                 ++p;
6335         }
6336         maxCols = max(cols, maxCols);
6337         Tabular * loctab;
6338         idx_type cell = 0;
6339         col_type ocol = 0;
6340         row_type row = 0;
6341         if (usePaste) {
6342                 paste_tabular.reset(new Tabular(buffer_, rows, maxCols));
6343                 loctab = paste_tabular.get();
6344                 dirtyTabularStack(true);
6345         } else {
6346                 loctab = &tabular;
6347                 cell = bv.cursor().idx();
6348                 ocol = tabular.cellColumn(cell);
6349                 row = tabular.cellRow(cell);
6350         }
6351
6352         size_t op = 0;
6353         idx_type const cells = loctab->numberofcells;
6354         p = 0;
6355         cols = ocol;
6356         rows = loctab->nrows();
6357         col_type const columns = loctab->ncols();
6358
6359         while (cell < cells && p < len && row < rows &&
6360                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
6361         {
6362                 if (p >= len)
6363                         break;
6364                 switch (buf[p]) {
6365                 case '\t':
6366                         // we can only set this if we are not too far right
6367                         if (cols < columns) {
6368                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
6369                                 Font const font = bv.textMetrics(&inset->text()).
6370                                         displayFont(0, 0);
6371                                 inset->setText(buf.substr(op, p - op), font,
6372                                                buffer().params().track_changes);
6373                                 ++cols;
6374                                 ++cell;
6375                         }
6376                         break;
6377                 case '\n':
6378                         // we can only set this if we are not too far right
6379                         if (cols < columns) {
6380                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
6381                                 Font const font = bv.textMetrics(&inset->text()).
6382                                         displayFont(0, 0);
6383                                 inset->setText(buf.substr(op, p - op), font,
6384                                                buffer().params().track_changes);
6385                         }
6386                         cols = ocol;
6387                         ++row;
6388                         if (row < rows)
6389                                 cell = loctab->cellIndex(row, cols);
6390                         break;
6391                 }
6392                 ++p;
6393                 op = p;
6394         }
6395         // check for the last cell if there is no trailing '\n'
6396         if (cell < cells && op < len) {
6397                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
6398                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
6399                 inset->setText(buf.substr(op, len - op), font,
6400                         buffer().params().track_changes);
6401         }
6402         return true;
6403 }
6404
6405
6406 void InsetTabular::addPreview(DocIterator const & inset_pos,
6407         PreviewLoader & loader) const
6408 {
6409         DocIterator cell_pos = inset_pos;
6410
6411         cell_pos.push_back(CursorSlice(*const_cast<InsetTabular *>(this)));
6412         for (row_type r = 0; r < tabular.nrows(); ++r) {
6413                 for (col_type c = 0; c < tabular.ncols(); ++c) {
6414                         cell_pos.top().idx() = tabular.cellIndex(r, c);
6415                         tabular.cellInset(r, c)->addPreview(cell_pos, loader);
6416                 }
6417         }
6418 }
6419
6420
6421 bool InsetTabular::completionSupported(Cursor const & cur) const
6422 {
6423         Cursor const & bvCur = cur.bv().cursor();
6424         if (&bvCur.inset() != this)
6425                 return false;
6426         return cur.text()->completionSupported(cur);
6427 }
6428
6429
6430 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
6431 {
6432         return completionSupported(cur);
6433 }
6434
6435
6436 bool InsetTabular::automaticInlineCompletion() const
6437 {
6438         return lyxrc.completion_inline_text;
6439 }
6440
6441
6442 bool InsetTabular::automaticPopupCompletion() const
6443 {
6444         return lyxrc.completion_popup_text;
6445 }
6446
6447
6448 bool InsetTabular::showCompletionCursor() const
6449 {
6450         return lyxrc.completion_cursor_text;
6451 }
6452
6453
6454 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
6455 {
6456         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
6457 }
6458
6459
6460 docstring InsetTabular::completionPrefix(Cursor const & cur) const
6461 {
6462         if (!completionSupported(cur))
6463                 return docstring();
6464         return cur.text()->completionPrefix(cur);
6465 }
6466
6467
6468 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
6469 {
6470         if (!completionSupported(cur))
6471                 return false;
6472
6473         return cur.text()->insertCompletion(cur, s, finished);
6474 }
6475
6476
6477 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
6478                                     Dimension & dim) const
6479 {
6480         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
6481         tm.completionPosAndDim(cur, x, y, dim);
6482 }
6483
6484
6485 void InsetTabular::string2params(string const & in, InsetTabular & inset)
6486 {
6487         istringstream data(in);
6488         Lexer lex;
6489         lex.setStream(data);
6490
6491         if (in.empty())
6492                 return;
6493
6494         string token;
6495         lex >> token;
6496         if (!lex || token != "tabular") {
6497                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
6498                 return;
6499         }
6500
6501         // This is part of the inset proper that is usually swallowed
6502         // by Buffer::readInset
6503         lex >> token;
6504         if (!lex || token != "Tabular") {
6505                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
6506                 return;
6507         }
6508
6509         inset.read(lex);
6510 }
6511
6512
6513 string InsetTabular::params2string(InsetTabular const & inset)
6514 {
6515         ostringstream data;
6516         data << "tabular" << ' ';
6517         inset.write(data);
6518         data << "\\end_inset\n";
6519         return data.str();
6520 }
6521
6522
6523 void InsetTabular::setLayoutForHiddenCells(DocumentClass const & dc)
6524 {
6525         for (Tabular::col_type c = 0; c < tabular.ncols(); ++c) {
6526                 for (Tabular::row_type r = 0; r < tabular.nrows(); ++r) {
6527                         if (!tabular.isPartOfMultiColumn(r,c) &&
6528                             !tabular.isPartOfMultiRow(r,c))
6529                                 continue;
6530
6531                         ParagraphList & parlist = tabular.cellInset(r,c)->paragraphs();
6532                         ParagraphList::iterator it = parlist.begin();
6533                         ParagraphList::iterator const en = parlist.end();
6534                         for (; it != en; ++it)
6535                                         it->setLayout(dc.plainLayout());
6536                 }
6537         }
6538 }
6539
6540
6541 } // namespace lyx