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 "InsetIterator.h"
  37 #include "InsetList.h"
  38 #include "Language.h"
  39 #include "LaTeXFeatures.h"
  40 #include "Lexer.h"
  41 #include "LyX.h"
  42 #include "LyXRC.h"
  43 #include "MetricsInfo.h"
  44 #include "OutputParams.h"
  45 #include "output_xhtml.h"
  46 #include "Paragraph.h"
  47 #include "ParagraphParameters.h"
  48 #include "ParIterator.h"
  49 #include "TexRow.h"
  50 #include "texstream.h"
  51 #include "TextClass.h"
  52 #include "TextMetrics.h"
  53
  54 #include "frontends/Application.h"
  55 #include "frontends/alert.h"
  56 #include "frontends/Clipboard.h"
  57 #include "frontends/Painter.h"
  58 #include "frontends/Selection.h"
  59
  60 #include "support/convert.h"
  61 #include "support/debug.h"
  62 #include "support/docstream.h"
  63 #include "support/FileName.h"
  64 #include "support/gettext.h"
  65 #include "support/lassert.h"
  66 #include "support/lstrings.h"
  67 #include "support/unique_ptr.h"
  68
  69 #include <cstring>
  70 #include <iomanip>
  71 #include <iostream>
  72 #include <limits>
  73 #include <sstream>
  74
  75 using namespace std;
  76 using namespace lyx::support;
  77
  78
  79
  80 namespace lyx {
  81
  82 using cap::dirtyTabularStack;
  83 using cap::tabularStackDirty;
  84
  85 using graphics::PreviewLoader;
  86
  87 using frontend::Painter;
  88 using frontend::Clipboard;
  89
  90 namespace Alert = frontend::Alert;
  91
  92
  93 namespace {
  94
  95 int const ADD_TO_HEIGHT = 2; // in cell
  96 int const ADD_TO_TABULAR_WIDTH = 6; // horizontal space before and after the table
  97 int const default_line_space = 10; // ?
  98 int const WIDTH_OF_LINE = 5; // space between double lines
  99
 100
 101 ///
 102 unique_ptr<Tabular> paste_tabular;
 103
 104
 105 struct TabularFeature {
 106         Tabular::Feature action;
 107         string feature;
 108         bool need_value;
 109 };
 110
 111
 112 TabularFeature tabularFeature[] =
 113 {
 114         // the SET/UNSET actions are used by the table dialog,
 115         // the TOGGLE actions by the table toolbar buttons
 116         // FIXME: these values have been hardcoded in InsetMathGrid and other
 117         // math insets.
 118         { Tabular::APPEND_ROW, "append-row", false },
 119         { Tabular::APPEND_COLUMN, "append-column", false },
 120         { Tabular::DELETE_ROW, "delete-row", false },
 121         { Tabular::DELETE_COLUMN, "delete-column", false },
 122         { Tabular::COPY_ROW, "copy-row", false },
 123         { Tabular::COPY_COLUMN, "copy-column", false },
 124         { Tabular::MOVE_COLUMN_RIGHT, "move-column-right", false },
 125         { Tabular::MOVE_COLUMN_LEFT, "move-column-left", false },
 126         { Tabular::MOVE_ROW_DOWN, "move-row-down", false },
 127         { Tabular::MOVE_ROW_UP, "move-row-up", false },
 128         { Tabular::SET_LINE_TOP, "set-line-top", true },
 129         { Tabular::SET_LINE_BOTTOM, "set-line-bottom", true },
 130         { Tabular::SET_LTRIM_TOP, "set-ltrim-top", true },
 131         { Tabular::SET_LTRIM_BOTTOM, "set-ltrim-bottom", true },
 132         { Tabular::SET_RTRIM_TOP, "set-rtrim-top", true },
 133         { Tabular::SET_RTRIM_BOTTOM, "set-rtrim-bottom", true },
 134         { Tabular::SET_LINE_LEFT, "set-line-left", true },
 135         { Tabular::SET_LINE_RIGHT, "set-line-right", true },
 136         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top", false },
 137         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom", false },
 138         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left", false },
 139         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right", false },
 140         { Tabular::TOGGLE_LTRIM_TOP, "toggle-ltrim-top", false },
 141         { Tabular::TOGGLE_LTRIM_BOTTOM, "toggle-ltrim-bottom", false },
 142         { Tabular::TOGGLE_RTRIM_TOP, "toggle-rtrim-top", false },
 143         { Tabular::TOGGLE_RTRIM_BOTTOM, "toggle-rtrim-bottom", false },
 144         { Tabular::ALIGN_LEFT, "align-left", false },
 145         { Tabular::ALIGN_RIGHT, "align-right", false },
 146         { Tabular::ALIGN_CENTER, "align-center", false },
 147         { Tabular::ALIGN_BLOCK, "align-block", false },
 148         { Tabular::ALIGN_DECIMAL, "align-decimal", false },
 149         { Tabular::VALIGN_TOP, "valign-top", false },
 150         { Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 151         { Tabular::VALIGN_MIDDLE, "valign-middle", false },
 152         { Tabular::M_ALIGN_LEFT, "m-align-left", false },
 153         { Tabular::M_ALIGN_RIGHT, "m-align-right", false },
 154         { Tabular::M_ALIGN_CENTER, "m-align-center", false },
 155         { Tabular::M_VALIGN_TOP, "m-valign-top", false },
 156         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom", false },
 157         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle", false },
 158         { Tabular::MULTICOLUMN, "multicolumn", false },
 159         { Tabular::SET_MULTICOLUMN, "set-multicolumn", false },
 160         { Tabular::UNSET_MULTICOLUMN, "unset-multicolumn", false },
 161         { Tabular::MULTIROW, "multirow", false },
 162         { Tabular::SET_MULTIROW, "set-multirow", false },
 163         { Tabular::UNSET_MULTIROW, "unset-multirow", false },
 164         { Tabular::SET_MROFFSET, "set-mroffset", true },
 165         { Tabular::SET_ALL_LINES, "set-all-lines", false },
 166         { Tabular::RESET_FORMAL_DEFAULT, "reset-formal-default", false },
 167         { Tabular::UNSET_ALL_LINES, "unset-all-lines", false },
 168         { Tabular::TOGGLE_LONGTABULAR, "toggle-longtabular", false },
 169         { Tabular::SET_LONGTABULAR, "set-longtabular", false },
 170         { Tabular::UNSET_LONGTABULAR, "unset-longtabular", false },
 171         { Tabular::SET_PWIDTH, "set-pwidth", true },
 172         { Tabular::SET_MPWIDTH, "set-mpwidth", true },
 173         { Tabular::TOGGLE_VARWIDTH_COLUMN, "toggle-varwidth-column", true },
 174         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular", true },
 175         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular", true },
 176         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular", true },
 177         { Tabular::SET_ROTATE_CELL, "set-rotate-cell", true },
 178         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell", true },
 179         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell", true },
 180         { Tabular::SET_USEBOX, "set-usebox", true },
 181         { Tabular::SET_LTHEAD, "set-lthead", true },
 182         { Tabular::UNSET_LTHEAD, "unset-lthead", true },
 183         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead", true },
 184         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead", true },
 185         { Tabular::SET_LTFOOT, "set-ltfoot", true },
 186         { Tabular::UNSET_LTFOOT, "unset-ltfoot", true },
 187         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot", true },
 188         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot", true },
 189         { Tabular::SET_LTNEWPAGE, "set-ltnewpage", false },
 190         { Tabular::UNSET_LTNEWPAGE, "unset-ltnewpage", false },
 191         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption", false },
 192         { Tabular::SET_LTCAPTION, "set-ltcaption", false },
 193         { Tabular::UNSET_LTCAPTION, "unset-ltcaption", false },
 194         { Tabular::SET_SPECIAL_COLUMN, "set-special-column", true },
 195         { Tabular::SET_SPECIAL_MULTICOLUMN, "set-special-multicolumn", true },
 196         { Tabular::TOGGLE_BOOKTABS, "toggle-booktabs", false },
 197         { Tabular::SET_BOOKTABS, "set-booktabs", false },
 198         { Tabular::UNSET_BOOKTABS, "unset-booktabs", false },
 199         { Tabular::SET_TOP_SPACE, "set-top-space", true },
 200         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space", true },
 201         { Tabular::SET_INTERLINE_SPACE, "set-interline-space", true },
 202         { Tabular::SET_BORDER_LINES, "set-border-lines", false },
 203         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top", false},
 204         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle", false},
 205         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom", false},
 206         { Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 207         { Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 208         { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
 209         { Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
 210         { Tabular::SET_TABULAR_WIDTH, "set-tabular-width", true },
 211         { Tabular::SET_INNER_LINES, "set-inner-lines", false },
 212         { Tabular::LAST_ACTION, "", false }
 213 };
 214
 215
 216 string const tostr(LyXAlignment const & num)
 217 {
 218         switch (num) {
 219         case LYX_ALIGN_NONE:
 220                 return "none";
 221         case LYX_ALIGN_BLOCK:
 222                 return "block";
 223         case LYX_ALIGN_LEFT:
 224                 return "left";
 225         case LYX_ALIGN_CENTER:
 226                 return "center";
 227         case LYX_ALIGN_RIGHT:
 228                 return "right";
 229         case LYX_ALIGN_LAYOUT:
 230                 return "layout";
 231         case LYX_ALIGN_SPECIAL:
 232                 return "special";
 233         case LYX_ALIGN_DECIMAL:
 234                 return "decimal";
 235         }
 236         return string();
 237 }
 238
 239
 240 string const tostr(Tabular::HAlignment const & num)
 241 {
 242         switch (num) {
 243         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
 244                 return "left";
 245         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
 246                 return "center";
 247         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
 248                 return "right";
 249         }
 250         return string();
 251 }
 252
 253
 254 string const tostr(Tabular::VAlignment const & num)
 255 {
 256         switch (num) {
 257         case Tabular::LYX_VALIGN_TOP:
 258                 return "top";
 259         case Tabular::LYX_VALIGN_MIDDLE:
 260                 return "middle";
 261         case Tabular::LYX_VALIGN_BOTTOM:
 262                 return "bottom";
 263         }
 264         return string();
 265 }
 266
 267
 268 string const tostr(Tabular::BoxType const & num)
 269 {
 270         switch (num) {
 271         case Tabular::BOX_NONE:
 272                 return "none";
 273         case Tabular::BOX_PARBOX:
 274                 return "parbox";
 275         case Tabular::BOX_MINIPAGE:
 276                 return "minipage";
 277         case Tabular::BOX_VARWIDTH:
 278                 return "varwidth";
 279         }
 280         return string();
 281 }
 282
 283
 284 // I would have liked a fromstr template a lot better. (Lgb)
 285 bool string2type(string const & str, LyXAlignment & num)
 286 {
 287         if (str == "none")
 288                 num = LYX_ALIGN_NONE;
 289         else if (str == "block")
 290                 num = LYX_ALIGN_BLOCK;
 291         else if (str == "left")
 292                 num = LYX_ALIGN_LEFT;
 293         else if (str == "center")
 294                 num = LYX_ALIGN_CENTER;
 295         else if (str == "right")
 296                 num = LYX_ALIGN_RIGHT;
 297         else if (str == "decimal")
 298                 num = LYX_ALIGN_DECIMAL;
 299         else
 300                 return false;
 301         return true;
 302 }
 303
 304
 305 bool string2type(string const & str, Tabular::HAlignment & num)
 306 {
 307         if (str == "left")
 308                 num = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
 309         else if (str == "center" )
 310                 num = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
 311         else if (str == "right")
 312                 num = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
 313         else
 314                 return false;
 315         return true;
 316 }
 317
 318
 319 bool string2type(string const & str, Tabular::VAlignment & num)
 320 {
 321         if (str == "top")
 322                 num = Tabular::LYX_VALIGN_TOP;
 323         else if (str == "middle" )
 324                 num = Tabular::LYX_VALIGN_MIDDLE;
 325         else if (str == "bottom")
 326                 num = Tabular::LYX_VALIGN_BOTTOM;
 327         else
 328                 return false;
 329         return true;
 330 }
 331
 332
 333 bool string2type(string const & str, Tabular::BoxType & num)
 334 {
 335         if (str == "none")
 336                 num = Tabular::BOX_NONE;
 337         else if (str == "parbox")
 338                 num = Tabular::BOX_PARBOX;
 339         else if (str == "minipage")
 340                 num = Tabular::BOX_MINIPAGE;
 341         else if (str == "varwidth")
 342                 num = Tabular::BOX_VARWIDTH;
 343         else
 344                 return false;
 345         return true;
 346 }
 347
 348
 349 bool string2type(string const & str, bool & num)
 350 {
 351         if (str == "true")
 352                 num = true;
 353         else if (str == "false")
 354                 num = false;
 355         else
 356                 return false;
 357         return true;
 358 }
 359
 360
 361 bool getTokenValue(string const & str, char const * token, string & ret)
 362 {
 363         ret.erase();
 364         size_t token_length = strlen(token);
 365         size_t pos = str.find(token);
 366
 367         if (pos == string::npos || pos + token_length + 1 >= str.length()
 368                 || str[pos + token_length] != '=')
 369                 return false;
 370         pos += token_length + 1;
 371         char ch = str[pos];
 372         if (ch != '"' && ch != '\'') { // only read till next space
 373                 ret += ch;
 374                 ch = ' ';
 375         }
 376         while (pos < str.length() - 1 && str[++pos] != ch)
 377                 ret += str[pos];
 378
 379         return true;
 380 }
 381
 382
 383 bool getTokenValue(string const & str, char const * token, docstring & ret)
 384 {
 385         string tmp;
 386         bool const success = getTokenValue(str, token, tmp);
 387         ret = from_utf8(tmp);
 388         return success;
 389 }
 390
 391
 392 bool getTokenValue(string const & str, char const * token, int & num)
 393 {
 394         string tmp;
 395         num = 0;
 396         if (!getTokenValue(str, token, tmp))
 397                 return false;
 398         num = convert<int>(tmp);
 399         return true;
 400 }
 401
 402
 403 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 404 {
 405         string tmp;
 406         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 407 }
 408
 409
 410 bool getTokenValue(string const & str, char const * token,
 411                                    Tabular::HAlignment & num)
 412 {
 413         string tmp;
 414         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 415 }
 416
 417
 418 bool getTokenValue(string const & str, char const * token,
 419                                    Tabular::VAlignment & num)
 420 {
 421         string tmp;
 422         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 423 }
 424
 425
 426 bool getTokenValue(string const & str, char const * token,
 427                                    Tabular::BoxType & num)
 428 {
 429         string tmp;
 430         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 431 }
 432
 433
 434 bool getTokenValue(string const & str, char const * token, bool & flag)
 435 {
 436         // set the flag always to false as this should be the default for bools
 437         // not in the file-format.
 438         flag = false;
 439         string tmp;
 440         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 441 }
 442
 443
 444 bool getTokenValue(string const & str, char const * token, Length & len)
 445 {
 446         // set the length to be zero() as default as this it should be if not
 447         // in the file format.
 448         len = Length();
 449         string tmp;
 450         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 451 }
 452
 453
 454 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 455 {
 456         len = Length();
 457         flag = false;
 458         string tmp;
 459         if (!getTokenValue(str, token, tmp))
 460                 return false;
 461         if (tmp == "default") {
 462                 flag = true;
 463                 return  true;
 464         }
 465         return isValidLength(tmp, &len);
 466 }
 467
 468
 469 void l_getline(istream & is, string & str)
 470 {
 471         str.erase();
 472         while (str.empty()) {
 473                 getline(is, str);
 474                 if (!str.empty() && str[str.length() - 1] == '\r')
 475                         str.erase(str.length() - 1);
 476         }
 477 }
 478
 479 template <class T>
 480 string const write_attribute(string const & name, T const & t)
 481 {
 482         string const s = tostr(t);
 483         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 484 }
 485
 486 template <>
 487 string const write_attribute(string const & name, string const & t)
 488 {
 489         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 490 }
 491
 492
 493 template <>
 494 string const write_attribute(string const & name, docstring const & t)
 495 {
 496         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 497 }
 498
 499
 500 template <>
 501 string const write_attribute(string const & name, bool const & b)
 502 {
 503         // we write only true attribute values so we remove a bit of the
 504         // file format bloat for tabulars.
 505         return b ? write_attribute(name, convert<string>(b)) : string();
 506 }
 507
 508
 509 template <>
 510 string const write_attribute(string const & name, int const & i)
 511 {
 512         // we write only true attribute values so we remove a bit of the
 513         // file format bloat for tabulars.
 514         return i ? write_attribute(name, convert<string>(i)) : string();
 515 }
 516
 517
 518 template <>
 519 string const write_attribute(string const & name, Tabular::idx_type const & i)
 520 {
 521         // we write only true attribute values so we remove a bit of the
 522         // file format bloat for tabulars.
 523         return i ? write_attribute(name, convert<string>(i)) : string();
 524 }
 525
 526
 527 template <>
 528 string const write_attribute(string const & name, Length const & value)
 529 {
 530         // we write only the value if we really have one same reson as above.
 531         return value.zero() ? string() : write_attribute(name, value.asString());
 532 }
 533
 534 } // namespace
 535
 536
 537 string const featureAsString(Tabular::Feature action)
 538 {
 539         for (size_t i = 0; i != Tabular::LAST_ACTION; ++i) {
 540                 if (tabularFeature[i].action == action)
 541                         return tabularFeature[i].feature;
 542         }
 543         return string();
 544 }
 545
 546
 547 DocIterator separatorPos(InsetTableCell const * cell, docstring const & align_d)
 548 {
 549         DocIterator dit = doc_iterator_begin(&(cell->buffer()), cell);
 550         for (; dit; dit.forwardChar())
 551                 if (dit.inTexted() && dit.depth() == 1
 552                         && dit.paragraph().find(align_d, false, false, dit.pos()))
 553                         break;
 554
 555         return dit;
 556 }
 557
 558
 559 InsetTableCell splitCell(InsetTableCell & head, docstring const & align_d, bool & hassep)
 560 {
 561         InsetTableCell tail = InsetTableCell(head);
 562         DocIterator const dit = separatorPos(&head, align_d);
 563         hassep = (bool)dit;
 564         if (hassep) {
 565                 pit_type const psize = head.paragraphs().front().size();
 566                 head.paragraphs().front().eraseChars(dit.pos(), psize, false);
 567                 tail.paragraphs().front().eraseChars(0,
 568                         dit.pos() < psize ? dit.pos() + 1 : psize, false);
 569         }
 570
 571         return tail;
 572 }
 573
 574
 575 /////////////////////////////////////////////////////////////////////
 576 //
 577 // Tabular
 578 //
 579 /////////////////////////////////////////////////////////////////////
 580
 581
 582 Tabular::CellData::CellData(Buffer * buf)
 583         : cellno(0),
 584           width(0),
 585           multicolumn(Tabular::CELL_NORMAL),
 586           multirow(Tabular::CELL_NORMAL),
 587           alignment(LYX_ALIGN_CENTER),
 588           valignment(LYX_VALIGN_TOP),
 589           decimal_hoffset(0),
 590           decimal_width(0),
 591           voffset(0),
 592           top_line(false),
 593           bottom_line(false),
 594           left_line(false),
 595           right_line(false),
 596           top_line_rtrimmed(false),
 597           top_line_ltrimmed(false),
 598           bottom_line_rtrimmed(false),
 599           bottom_line_ltrimmed(false),
 600           usebox(BOX_NONE),
 601           rotate(0),
 602           inset(new InsetTableCell(buf))
 603 {
 604         inset->setBuffer(*buf);
 605 }
 606
 607
 608 Tabular::CellData::CellData(CellData const & cs)
 609         : cellno(cs.cellno),
 610           width(cs.width),
 611           multicolumn(cs.multicolumn),
 612           multirow(cs.multirow),
 613           mroffset(cs.mroffset),
 614           alignment(cs.alignment),
 615           valignment(cs.valignment),
 616           decimal_hoffset(cs.decimal_hoffset),
 617           decimal_width(cs.decimal_width),
 618           voffset(cs.voffset),
 619           top_line(cs.top_line),
 620           bottom_line(cs.bottom_line),
 621           left_line(cs.left_line),
 622           right_line(cs.right_line),
 623           top_line_rtrimmed(cs.top_line_rtrimmed),
 624           top_line_ltrimmed(cs.top_line_ltrimmed),
 625           bottom_line_rtrimmed(cs.bottom_line_rtrimmed),
 626           bottom_line_ltrimmed(cs.bottom_line_ltrimmed),
 627           usebox(cs.usebox),
 628           rotate(cs.rotate),
 629           align_special(cs.align_special),
 630           p_width(cs.p_width),
 631           inset(static_cast<InsetTableCell *>(cs.inset->clone()))
 632 {
 633 }
 634
 635 Tabular::CellData & Tabular::CellData::operator=(CellData const & cs)
 636 {
 637         if (&cs == this)
 638                 return *this;
 639         cellno = cs.cellno;
 640         width = cs.width;
 641         multicolumn = cs.multicolumn;
 642         multirow = cs.multirow;
 643         mroffset = cs.mroffset;
 644         alignment = cs.alignment;
 645         valignment = cs.valignment;
 646         decimal_hoffset = cs.decimal_hoffset;
 647         decimal_width = cs.decimal_width;
 648         voffset = cs.voffset;
 649         top_line = cs.top_line;
 650         bottom_line = cs.bottom_line;
 651         left_line = cs.left_line;
 652         right_line = cs.right_line;
 653         top_line_rtrimmed = cs.top_line_rtrimmed;
 654         top_line_ltrimmed = cs.top_line_ltrimmed;
 655         bottom_line_rtrimmed = cs.bottom_line_rtrimmed;
 656         bottom_line_rtrimmed = cs.bottom_line_rtrimmed;
 657         usebox = cs.usebox;
 658         rotate = cs.rotate;
 659         align_special = cs.align_special;
 660         p_width = cs.p_width;
 661         inset.reset(static_cast<InsetTableCell *>(cs.inset->clone()));
 662         return *this;
 663 }
 664
 665 Tabular::RowData::RowData()
 666         : ascent(0),
 667           descent(0),
 668           top_space_default(false),
 669           bottom_space_default(false),
 670           interline_space_default(false),
 671           endhead(false),
 672           endfirsthead(false),
 673           endfoot(false),
 674           endlastfoot(false),
 675           newpage(false),
 676           caption(false)
 677 {}
 678
 679
 680 Tabular::ColumnData::ColumnData()
 681         : alignment(LYX_ALIGN_CENTER),
 682           valignment(LYX_VALIGN_TOP),
 683           width(0),
 684           varwidth(false)
 685 {
 686 }
 687
 688
 689 Tabular::ltType::ltType()
 690         : set(false), topDL(false),
 691           bottomDL(false),
 692           empty(false)
 693 {}
 694
 695
 696 Tabular::Tabular(Buffer * buffer, row_type rows_arg, col_type columns_arg)
 697 {
 698         init(buffer, rows_arg, columns_arg);
 699 }
 700
 701
 702 void Tabular::setBuffer(Buffer & buffer)
 703 {
 704         buffer_ = &buffer;
 705         for (row_type i = 0; i < nrows(); ++i)
 706                 for (col_type j = 0; j < ncols(); ++j)
 707                         cell_info[i][j].inset->setBuffer(*buffer_);
 708 }
 709
 710
 711 // activates all lines and sets all widths to 0
 712 void Tabular::init(Buffer * buf, row_type rows_arg,
 713                       col_type columns_arg)
 714 {
 715         buffer_ = buf;
 716         row_info = row_vector(rows_arg);
 717         column_info = column_vector(columns_arg);
 718         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 719         row_info.reserve(10);
 720         column_info.reserve(10);
 721         cell_info.reserve(100);
 722         updateIndexes();
 723         is_long_tabular = false;
 724         tabular_valignment = LYX_VALIGN_MIDDLE;
 725         tabular_width = Length();
 726         longtabular_alignment = LYX_LONGTABULAR_ALIGN_CENTER;
 727         rotate = 0;
 728         use_booktabs = false;
 729         // set silly default lines
 730         for (row_type r = 0; r < nrows(); ++r)
 731                 for (col_type c = 0; c < ncols(); ++c) {
 732                         cell_info[r][c].inset->setBuffer(*buffer_);
 733                         cell_info[r][c].top_line = true;
 734                         cell_info[r][c].left_line = true;
 735                         cell_info[r][c].bottom_line = r == 0 || r == nrows() - 1;
 736                         cell_info[r][c].right_line = c == ncols() - 1;
 737                 }
 738 }
 739
 740
 741 void Tabular::deleteRow(row_type const row)
 742 {
 743         // Not allowed to delete last row
 744         if (nrows() == 1)
 745                 return;
 746
 747         for (col_type c = 0; c < ncols(); ++c) {
 748                 // Care about multirow cells
 749                 if (row + 1 < nrows() &&
 750                     cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
 751                     cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
 752                                 cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
 753                 }
 754         }
 755         row_info.erase(row_info.begin() + row);
 756         cell_info.erase(cell_info.begin() + row);
 757         updateIndexes();
 758 }
 759
 760
 761 void Tabular::copyRow(row_type const row)
 762 {
 763         insertRow(row, true);
 764 }
 765
 766
 767 void Tabular::appendRow(row_type row)
 768 {
 769         insertRow(row, false);
 770 }
 771
 772
 773 void Tabular::insertRow(row_type const row, bool copy)
 774 {
 775         row_info.insert(row_info.begin() + row + 1, RowData(row_info[row]));
 776         cell_info.insert(cell_info.begin() + row + 1,
 777                 cell_vector(0, CellData(buffer_)));
 778
 779         for (col_type c = 0; c < ncols(); ++c) {
 780                 cell_info[row + 1].insert(cell_info[row + 1].begin() + c,
 781                         copy ? CellData(cell_info[row][c]) : CellData(buffer_));
 782                 if (buffer().params().track_changes)
 783                         cell_info[row + 1][c].inset->setChange(Change(Change::INSERTED));
 784                 if (cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW)
 785                         cell_info[row + 1][c].multirow = CELL_PART_OF_MULTIROW;
 786         }
 787
 788         updateIndexes();
 789         for (col_type c = 0; c < ncols(); ++c) {
 790                 if (isPartOfMultiRow(row, c))
 791                         continue;
 792                 // inherit line settings
 793                 idx_type const i = cellIndex(row + 1, c);
 794                 idx_type const j = cellIndex(row, c);
 795                 setLeftLine(i, leftLine(j));
 796                 setRightLine(i, rightLine(j));
 797                 setTopLine(i, topLine(j));
 798                 if (topLine(j) && bottomLine(j)) {
 799                         setBottomLine(i, true);
 800                         setBottomLine(j, false);
 801                 }
 802                 // mark track changes
 803                 if (buffer().params().track_changes)
 804                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 805         }
 806 }
 807
 808
 809 void Tabular::moveColumn(col_type col, ColDirection direction)
 810 {
 811         if (direction == Tabular::LEFT)
 812                 col = col - 1;
 813
 814         std::swap(column_info[col], column_info[col + 1]);
 815
 816         for (row_type r = 0; r < nrows(); ++r) {
 817                 std::swap(cell_info[r][col], cell_info[r][col + 1]);
 818                 std::swap(cell_info[r][col].left_line, cell_info[r][col + 1].left_line);
 819                 std::swap(cell_info[r][col].right_line, cell_info[r][col + 1].right_line);
 820
 821                 // FIXME track changes is broken for tabular features (#8469)
 822                 idx_type const i = cellIndex(r, col);
 823                 idx_type const j = cellIndex(r, col + 1);
 824                 if (buffer().params().track_changes) {
 825                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 826                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 827                 }
 828         }
 829         updateIndexes();
 830 }
 831
 832
 833 void Tabular::moveRow(row_type row, RowDirection direction)
 834 {
 835         if (direction == Tabular::UP)
 836                 row = row - 1;
 837
 838         std::swap(row_info[row], row_info[row + 1]);
 839
 840         for (col_type c = 0; c < ncols(); ++c) {
 841                 std::swap(cell_info[row][c], cell_info[row + 1][c]);
 842                 std::swap(cell_info[row][c].top_line, cell_info[row + 1][c].top_line);
 843                 std::swap(cell_info[row][c].bottom_line, cell_info[row + 1][c].bottom_line);
 844
 845                 // FIXME track changes is broken for tabular features (#8469)
 846                 idx_type const i = cellIndex(row, c);
 847                 idx_type const j = cellIndex(row + 1, c);
 848                 if (buffer().params().track_changes) {
 849                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 850                         cellInfo(j).inset->setChange(Change(Change::INSERTED));
 851                 }
 852         }
 853         updateIndexes();
 854 }
 855
 856
 857 void Tabular::deleteColumn(col_type const col)
 858 {
 859         // Not allowed to delete last column
 860         if (ncols() == 1)
 861                 return;
 862
 863         for (row_type r = 0; r < nrows(); ++r) {
 864                 // Care about multicolumn cells
 865                 if (col + 1 < ncols() &&
 866                     cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 867                     cell_info[r][col + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 868                                 cell_info[r][col + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 869                 }
 870                 cell_info[r].erase(cell_info[r].begin() + col);
 871         }
 872         column_info.erase(column_info.begin() + col);
 873         updateIndexes();
 874 }
 875
 876
 877 void Tabular::copyColumn(col_type const col)
 878 {
 879         insertColumn(col, true);
 880 }
 881
 882
 883 void Tabular::appendColumn(col_type col)
 884 {
 885         insertColumn(col, false);
 886 }
 887
 888
 889 void Tabular::insertColumn(col_type const col, bool copy)
 890 {
 891         BufferParams const & bp = buffer().params();
 892         column_info.insert(column_info.begin() + col + 1, ColumnData(column_info[col]));
 893
 894         for (row_type r = 0; r < nrows(); ++r) {
 895                 cell_info[r].insert(cell_info[r].begin() + col + 1,
 896                         copy ? CellData(cell_info[r][col]) : CellData(buffer_));
 897                 if (bp.track_changes)
 898                         cell_info[r][col + 1].inset->setChange(Change(Change::INSERTED));
 899                 if (cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 900                         cell_info[r][col + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 901         }
 902         updateIndexes();
 903         for (row_type r = 0; r < nrows(); ++r) {
 904                 // inherit line settings
 905                 idx_type const i = cellIndex(r, col + 1);
 906                 idx_type const j = cellIndex(r, col);
 907                 setBottomLine(i, bottomLine(j));
 908                 setTopLine(i, topLine(j));
 909                 setLeftLine(i, leftLine(j));
 910                 setRightLine(i, rightLine(j));
 911                 if (rightLine(i) && rightLine(j)) {
 912                         setRightLine(j, false);
 913                 }
 914                 if (buffer().params().track_changes)
 915                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 916         }
 917 }
 918
 919
 920 void Tabular::updateIndexes()
 921 {
 922         setBuffer(buffer());
 923         numberofcells = 0;
 924         // reset cell number
 925         for (row_type row = 0; row < nrows(); ++row)
 926                 for (col_type column = 0; column < ncols(); ++column) {
 927                         if (!isPartOfMultiColumn(row, column)
 928                                 && !isPartOfMultiRow(row, column))
 929                                 ++numberofcells;
 930                         if (isPartOfMultiRow(row, column))
 931                                 cell_info[row][column].cellno = cell_info[row - 1][column].cellno;
 932                         else
 933                                 cell_info[row][column].cellno = numberofcells - 1;
 934                 }
 935
 936         rowofcell.resize(numberofcells);
 937         columnofcell.resize(numberofcells);
 938         idx_type i = 0;
 939         // reset column and row of cells and update their width and alignment
 940         for (row_type row = 0; row < nrows(); ++row)
 941                 for (col_type column = 0; column < ncols(); ++column) {
 942                         if (isPartOfMultiColumn(row, column)) {
 943                                 cell_info[row][column].inset->toggleMultiCol(true);
 944                                 continue;
 945                         }
 946                         cell_info[row][column].inset->toggleMultiCol(false);
 947                         // columnofcell needs to be called before setting width and aligment
 948                         // multirow cells inherit the width from the column width
 949                         if (!isPartOfMultiRow(row, column)) {
 950                                 columnofcell[i] = column;
 951                                 rowofcell[i] = row;
 952                         }
 953                         setFixedWidth(row, column);
 954                         if (isPartOfMultiRow(row, column)) {
 955                                 cell_info[row][column].inset->toggleMultiRow(true);
 956                                 continue;
 957                         }
 958                         cell_info[row][column].inset->toggleMultiRow(false);
 959                         cell_info[row][column].inset->setContentAlignment(
 960                                 getAlignment(cellIndex(row, column)));
 961                         ++i;
 962                 }
 963 }
 964
 965
 966 Tabular::idx_type Tabular::numberOfCellsInRow(row_type const row) const
 967 {
 968         idx_type result = 0;
 969         for (col_type c = 0; c < ncols(); ++c)
 970                 if (cell_info[row][c].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 971                         ++result;
 972         return result;
 973 }
 974
 975
 976 bool Tabular::topLine(idx_type const cell) const
 977 {
 978         return cellInfo(cell).top_line;
 979 }
 980
 981
 982 bool Tabular::bottomLine(idx_type const cell) const
 983 {
 984         return cellInfo(cell).bottom_line;
 985 }
 986
 987
 988 bool Tabular::leftLine(idx_type cell, bool const ignore_bt) const
 989 {
 990         if (use_booktabs && !ignore_bt)
 991                 return false;
 992         return cellInfo(cell).left_line;
 993 }
 994
 995
 996 bool Tabular::rightLine(idx_type cell, bool const ignore_bt) const
 997 {
 998         if (use_booktabs && !ignore_bt)
 999                 return false;
1000         return cellInfo(cell).right_line;
1001 }
1002
1003
1004 pair<bool, bool> Tabular::topLineTrim(idx_type const cell) const
1005 {
1006         if (!use_booktabs)
1007                 return make_pair(false, false);
1008         return make_pair(cellInfo(cell).top_line_ltrimmed,
1009                          cellInfo(cell).top_line_rtrimmed);
1010 }
1011
1012
1013 pair<bool, bool> Tabular::bottomLineTrim(idx_type const cell) const
1014 {
1015         if (!use_booktabs)
1016                 return make_pair(false, false);
1017         return make_pair(cellInfo(cell).bottom_line_ltrimmed,
1018                          cellInfo(cell).bottom_line_rtrimmed);
1019 }
1020
1021
1022 int Tabular::interRowSpace(row_type row) const
1023 {
1024         if (!row || row >= nrows())
1025                 return 0;
1026
1027         int const interline_space = row_info[row - 1].interline_space_default ?
1028                 default_line_space :
1029                 row_info[row - 1].interline_space.inPixels(width());
1030         if (rowTopLine(row) && rowBottomLine(row - 1))
1031                 return interline_space + WIDTH_OF_LINE;
1032         return interline_space;
1033 }
1034
1035
1036 int Tabular::interColumnSpace(idx_type cell) const
1037 {
1038         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
1039         if (rightLine(cell) && nextcol < ncols()
1040                 && leftLine(cellIndex(cellRow(cell), nextcol)))
1041                 return WIDTH_OF_LINE;
1042         return 0;
1043 }
1044
1045
1046 int Tabular::cellWidth(idx_type cell) const
1047 {
1048         int w = 0;
1049         col_type const span = columnSpan(cell);
1050         col_type const col = cellColumn(cell);
1051         for(col_type c = col; c < col + span ; ++c)
1052                 w += column_info[c].width;
1053         return w;
1054 }
1055
1056
1057 int Tabular::cellHeight(idx_type cell) const
1058 {
1059         row_type const span = rowSpan(cell);
1060         row_type const row = cellRow(cell);
1061         int h = 0;
1062         for(row_type r = row; r < row + span ; ++r) {
1063                 h += rowAscent(r) + rowDescent(r);
1064                 if (r != row + span - 1)
1065                         h += interRowSpace(r + 1);
1066         }
1067
1068         return h;
1069 }
1070
1071
1072 bool Tabular::updateColumnWidths(MetricsInfo & mi)
1073 {
1074         vector<int> max_dwidth(ncols(), 0);
1075         // collect max. fixed width of column
1076         map<col_type, int> max_pwidth;
1077         // collect max. variable width of column
1078         map<col_type, int> max_width;
1079
1080         for(col_type c = 0; c < ncols(); ++c)
1081                 for(row_type r = 0; r < nrows(); ++r) {
1082                         idx_type const i = cellIndex(r, c);
1083                         if (getAlignment(i) == LYX_ALIGN_DECIMAL)
1084                                 max_dwidth[c] = max(max_dwidth[c], cell_info[r][c].decimal_width);
1085                         if (!getPWidth(i).zero())
1086                                 max_pwidth[c] = max(max_pwidth[c], cell_info[r][c].width);
1087                         else if (!column_info[c].varwidth)
1088                                 max_width[c] = max(max_width[c], cell_info[r][c].width);
1089                 }
1090
1091         // If we have a fixed tabular width, we take this into account
1092         Length tab_width = tabular_width;
1093         bool const tabularx = hasVarwidthColumn();
1094         if (tabularx && tab_width.zero())
1095                 // If no tabular width is specified with X columns,
1096                 // we use 100% colwidth
1097                 tab_width = Length(100, Length::PCW);
1098         int restwidth = -1;
1099         if (!tab_width.zero()) {
1100                 restwidth = mi.base.inPixels(tab_width);
1101                 // Substract the fixed widths from the table width
1102                 for (auto const w : max_pwidth)
1103                         restwidth -= w.second;
1104         }
1105
1106         // If we have a fixed width, distribute the available table width
1107         // (minus the fixed widths) to the variable-width columns
1108         int vcolwidth = -1;
1109         int restcols = ncols() - max_pwidth.size();
1110         if (restwidth > 0)
1111                 vcolwidth = restwidth / restcols;
1112
1113         // Now consider that some variable width columns exceed the vcolwidth
1114         if (vcolwidth > 0) {
1115                 bool changed = false;
1116                 for (auto const w : max_width) {
1117                         if (tabularx || w.second > vcolwidth) {
1118                                 --restcols;
1119                                 restwidth -= w.second;
1120                                 changed = true;
1121                         }
1122                 }
1123                 if (changed && restwidth > 0)
1124                         vcolwidth = restwidth / restcols;
1125         }
1126
1127         bool update = false;
1128         // for each col get max of single col cells
1129         for(col_type c = 0; c < ncols(); ++c) {
1130                 int new_width = 0;
1131                 for(row_type r = 0; r < nrows(); ++r) {
1132                         idx_type const i = cellIndex(r, c);
1133                         if (columnSpan(i) == 1) {
1134                                 if (getAlignment(i) == LYX_ALIGN_DECIMAL
1135                                         && cell_info[r][c].decimal_width != 0)
1136                                         new_width = max(new_width, cellInfo(i).width
1137                                                 + max_dwidth[c] - cellInfo(i).decimal_width);
1138                                 else if (getPWidth(i).zero() && vcolwidth > 0) {
1139                                         if (tabularx && !column_info[c].varwidth)
1140                                                 new_width = max(new_width, cellInfo(i).width);
1141                                         else if (tabularx)
1142                                                 new_width = vcolwidth;
1143                                         else
1144                                                 new_width = max(vcolwidth, max(new_width, cellInfo(i).width));
1145                                 } else
1146                                         new_width = max(new_width, cellInfo(i).width);
1147                         }
1148                 }
1149
1150                 if (column_info[c].width != new_width) {
1151                         column_info[c].width = new_width;
1152                         // Do not trigger update when no space is left for variable
1153                         // columns, as this will loop
1154                         update = tab_width.zero() || restwidth > 0;
1155                 }
1156         }
1157         // update col widths to fit merged cells
1158         for(col_type c = 0; c < ncols(); ++c)
1159                 for(row_type r = 0; r < nrows(); ++r) {
1160                         idx_type const i = cellIndex(r, c);
1161                         int const span = columnSpan(i);
1162                         if (span == 1 || c > cellColumn(i))
1163                                 continue;
1164
1165                         int old_width = 0;
1166                         for(col_type j = c; j < c + span ; ++j)
1167                                 old_width += column_info[j].width;
1168
1169                         if (cellInfo(i).width > old_width) {
1170                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
1171                                 // Do not trigger update when no space is left for variable
1172                                 // columns, as this will loop
1173                                 update = tab_width.zero() || restwidth > 0;
1174                         }
1175                 }
1176
1177         return update;
1178 }
1179
1180
1181 int Tabular::width() const
1182 {
1183         int width = 0;
1184         for (col_type c = 0; c < ncols(); ++c)
1185                 width += column_info[c].width;
1186         return width;
1187 }
1188
1189
1190 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1191                               bool has_width)
1192 {
1193         col_type const col = cellColumn(cell);
1194         // set alignment for the whole row if we are not in a multicolumn cell,
1195         // exclude possible multicolumn cells in the row
1196         if (!isMultiColumn(cell)) {
1197                 for (row_type r = 0; r < nrows(); ++r) {
1198                         // only if the column has no width the multirow inherits the
1199                         // alignment of the column, otherwise it is left aligned
1200                         if (!(isMultiRow(cellIndex(r, col)) && has_width)
1201                                 && !isMultiColumn(cellIndex(r, col))) {
1202                                 cell_info[r][col].alignment = align;
1203                                 cell_info[r][col].inset->setContentAlignment(align);
1204                         }
1205                         if ((isMultiRow(cellIndex(r, col)) && has_width)
1206                                 && !isMultiColumn(cellIndex(r, col))) {
1207                                 cell_info[r][col].alignment = LYX_ALIGN_LEFT;
1208                                 cell_info[r][col].inset->setContentAlignment(LYX_ALIGN_LEFT);
1209                         }
1210                 }
1211                 column_info[col].alignment = align;
1212                 docstring & dpoint = column_info[col].decimal_point;
1213                 if (align == LYX_ALIGN_DECIMAL && dpoint.empty())
1214                         dpoint = from_utf8(lyxrc.default_decimal_point);
1215         } else {
1216                 cellInfo(cell).alignment = align;
1217                 cellInset(cell)->setContentAlignment(align);
1218         }
1219 }
1220
1221
1222 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1223                                bool onlycolumn)
1224 {
1225         if (!isMultiColumn(cell) || onlycolumn)
1226                 column_info[cellColumn(cell)].valignment = align;
1227         if (!onlycolumn)
1228                 cellInfo(cell).valignment = align;
1229 }
1230
1231
1232 namespace {
1233
1234 /**
1235  * Allow line and paragraph breaks for fixed width multicol/multirow cells
1236  * or disallow them, merge cell paragraphs and reset layout to standard
1237  * for variable width multicol cells.
1238  */
1239 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset,
1240                       bool const fixedWidth, bool const multicol,
1241                       bool const multirow)
1242 {
1243         inset->toggleFixedWidth(fixedWidth);
1244         if (!multirow && (fixedWidth || !multicol))
1245                 return;
1246
1247         // merge all paragraphs to one
1248         BufferParams const & bp = cur.bv().buffer().params();
1249         while (inset->paragraphs().size() > 1)
1250                 mergeParagraph(bp, inset->paragraphs(), 0);
1251
1252         // This is relevant for multirows
1253         if (fixedWidth)
1254                 return;
1255
1256         // remove newlines
1257         ParagraphList::iterator pit = inset->paragraphs().begin();
1258         for (; pit != inset->paragraphs().end(); ++pit) {
1259                 for (pos_type j = 0; j != pit->size(); ++j) {
1260                         if (pit->isNewline(j))
1261                                 pit->eraseChar(j, bp.track_changes);
1262                 }
1263         }
1264
1265         // reset layout
1266         cur.push(*inset);
1267         // undo information has already been recorded
1268         inset->getText(0)->setLayout(0, cur.lastpit() + 1,
1269                         bp.documentClass().plainLayoutName());
1270         cur.pop();
1271 }
1272
1273 } // namespace
1274
1275
1276 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1277                 Length const & width)
1278 {
1279         col_type const c = cellColumn(cell);
1280
1281         column_info[c].p_width = width;
1282         // reset the vertical alignment to top if the fixed width
1283         // is removed or zero because only fixed width columns can
1284         // have a vertical alignment
1285         if (column_info[c].p_width.zero())
1286                 column_info[c].valignment = LYX_VALIGN_TOP;
1287         for (row_type r = 0; r < nrows(); ++r) {
1288                 idx_type const cidx = cellIndex(r, c);
1289                 // because of multicolumns
1290                 toggleFixedWidth(cur, cellInset(cidx).get(),
1291                                  !getPWidth(cidx).zero(), isMultiColumn(cidx),
1292                                  isMultiRow(cidx));
1293                 if (isMultiRow(cidx))
1294                         setAlignment(cidx, LYX_ALIGN_LEFT, false);
1295         }
1296         // cur can become invalid after paragraphs were merged
1297         cur.fixIfBroken();
1298 }
1299
1300
1301 bool Tabular::setFixedWidth(row_type r, col_type c)
1302 {
1303         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1304         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1305               || (multicol && !cell_info[r][c].p_width.zero());
1306         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1307         return fixed_width;
1308 }
1309
1310
1311 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1312                 Length const & width)
1313 {
1314         if (!isMultiColumn(cell))
1315                 return false;
1316
1317         cellInfo(cell).p_width = width;
1318         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero(),
1319                          isMultiColumn(cell), isMultiRow(cell));
1320         // cur can become invalid after paragraphs were merged
1321         cur.fixIfBroken();
1322         return true;
1323 }
1324
1325
1326 bool Tabular::toggleVarwidth(idx_type cell, bool const varwidth)
1327 {
1328         column_info[cellColumn(cell)].varwidth = varwidth;
1329         return true;
1330 }
1331
1332
1333 bool Tabular::setMROffset(Cursor &, idx_type cell, Length const & mroffset)
1334 {
1335         cellInfo(cell).mroffset = mroffset;
1336         return true;
1337 }
1338
1339
1340 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1341                                  Tabular::Feature what)
1342 {
1343         if (what == SET_SPECIAL_MULTICOLUMN)
1344                 cellInfo(cell).align_special = special;
1345         else
1346                 column_info[cellColumn(cell)].align_special = special;
1347 }
1348
1349
1350 void Tabular::setTopLine(idx_type i, bool line)
1351 {
1352         cellInfo(i).top_line = line;
1353 }
1354
1355
1356 void Tabular::setBottomLine(idx_type i, bool line)
1357 {
1358         cellInfo(i).bottom_line = line;
1359 }
1360
1361
1362 void Tabular::setTopLineLTrim(idx_type i, bool val)
1363 {
1364         cellInfo(i).top_line_ltrimmed = val;
1365 }
1366
1367
1368 void Tabular::setTopLineRTrim(idx_type i, bool val)
1369 {
1370         cellInfo(i).top_line_rtrimmed = val;
1371 }
1372
1373
1374 void Tabular::setBottomLineLTrim(idx_type i, bool val)
1375 {
1376         cellInfo(i).bottom_line_ltrimmed = val;
1377 }
1378
1379
1380 void Tabular::setBottomLineRTrim(idx_type i, bool val)
1381 {
1382         cellInfo(i).bottom_line_rtrimmed = val;
1383 }
1384
1385
1386 void Tabular::setTopLineTrim(idx_type i, pair<bool, bool> trim)
1387 {
1388         setTopLineLTrim(i, trim.first);
1389         setTopLineRTrim(i, trim.second);
1390 }
1391
1392 void Tabular::setBottomLineTrim(idx_type i, pair<bool, bool> trim)
1393 {
1394         setBottomLineLTrim(i, trim.first);
1395         setBottomLineRTrim(i, trim.second);
1396 }
1397
1398 void Tabular::setLeftLine(idx_type cell, bool line)
1399 {
1400         cellInfo(cell).left_line = line;
1401 }
1402
1403
1404 void Tabular::setRightLine(idx_type cell, bool line)
1405 {
1406         cellInfo(cell).right_line = line;
1407 }
1408
1409 bool Tabular::rowTopLine(row_type r) const
1410 {
1411         bool all_rows_set = true;
1412         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1413                 all_rows_set = cellInfo(cellIndex(r, c)).top_line;
1414         return all_rows_set;
1415 }
1416
1417
1418 bool Tabular::rowBottomLine(row_type r) const
1419 {
1420         bool all_rows_set = true;
1421         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1422                 all_rows_set = cellInfo(cellIndex(r, c)).bottom_line;
1423         return all_rows_set;
1424 }
1425
1426
1427 bool Tabular::columnLeftLine(col_type c) const
1428 {
1429         if (use_booktabs)
1430                 return false;
1431
1432         int nrows_left = 0;
1433         int total = 0;
1434         for (row_type r = 0; r < nrows(); ++r) {
1435                 idx_type const i = cellIndex(r, c);
1436                 if (c == cellColumn(i)) {
1437                         ++total;
1438                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1439                         if (cellInfo(i).left_line || right)
1440                                 ++nrows_left;
1441                 }
1442         }
1443         return 2 * nrows_left >= total;
1444 }
1445
1446
1447 bool Tabular::columnRightLine(col_type c) const
1448 {
1449         if (use_booktabs)
1450                 return false;
1451
1452         int nrows_right = 0;
1453         int total = 0;
1454         for (row_type r = 0; r < nrows(); ++r) {
1455                 idx_type i = cellIndex(r, c);
1456                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1457                         ++total;
1458                         bool left = (c + 1 < ncols()
1459                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1460                                 || c + 1 == ncols();
1461                         if (cellInfo(i).right_line && left)
1462                                 ++nrows_right;
1463                 }
1464         }
1465         return 2 * nrows_right >= total;
1466 }
1467
1468
1469 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1470 {
1471         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1472                 return cellInfo(cell).alignment;
1473
1474         return column_info[cellColumn(cell)].alignment;
1475 }
1476
1477
1478 Tabular::VAlignment
1479 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1480 {
1481         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1482                 return cellInfo(cell).valignment;
1483         return column_info[cellColumn(cell)].valignment;
1484 }
1485
1486
1487 int Tabular::offsetVAlignment() const
1488 {
1489         // for top-alignment the first horizontal table line must be exactly at
1490         // the position of the base line of the surrounding text line
1491         // for bottom alignment, the same is for the last table line
1492         int offset_valign = 0;
1493         switch (tabular_valignment) {
1494         case Tabular::LYX_VALIGN_BOTTOM:
1495                 offset_valign = rowAscent(0) - height();
1496                 break;
1497         case Tabular::LYX_VALIGN_MIDDLE:
1498                 offset_valign = (- height()) / 2 + rowAscent(0);
1499                 break;
1500         case Tabular::LYX_VALIGN_TOP:
1501                 offset_valign = rowAscent(0);
1502                 break;
1503         }
1504         return offset_valign;
1505 }
1506
1507
1508 Length const Tabular::getPWidth(idx_type cell) const
1509 {
1510         if (isMultiColumn(cell))
1511                 return cellInfo(cell).p_width;
1512         return column_info[cellColumn(cell)].p_width;
1513 }
1514
1515
1516 Length const Tabular::getMROffset(idx_type cell) const
1517 {
1518         return cellInfo(cell).mroffset;
1519 }
1520
1521
1522 int Tabular::textHOffset(idx_type cell) const
1523 {
1524         // the LaTeX Way :-(
1525         int x = WIDTH_OF_LINE;
1526
1527         int const w = cellWidth(cell) - cellInfo(cell).width;
1528
1529         switch (getAlignment(cell)) {
1530         case LYX_ALIGN_CENTER:
1531                 x += w / 2;
1532                 break;
1533         case LYX_ALIGN_RIGHT:
1534                 x += w;
1535                 break;
1536         case LYX_ALIGN_DECIMAL: {
1537                 // we center when no decimal point
1538                 if (cellInfo(cell).decimal_width == 0) {
1539                         x += w / 2;
1540                         break;
1541                 }
1542                 col_type const c = cellColumn(cell);
1543                 int max_dhoffset = 0;
1544                 for(row_type r = 0; r < row_info.size() ; ++r) {
1545                         idx_type const i = cellIndex(r, c);
1546                         if (getAlignment(i) == LYX_ALIGN_DECIMAL
1547                                 && cellInfo(i).decimal_width != 0)
1548                                 max_dhoffset = max(max_dhoffset, cellInfo(i).decimal_hoffset);
1549                 }
1550                 x += max_dhoffset - cellInfo(cell).decimal_hoffset;
1551         }
1552         default:
1553                 // LYX_ALIGN_LEFT: nothing :-)
1554                 break;
1555         }
1556
1557         return x;
1558 }
1559
1560
1561 int Tabular::textVOffset(idx_type cell) const
1562 {
1563         int voffset = cellInfo(cell).voffset;
1564         if (isMultiRow(cell)) {
1565                 row_type const row = cellRow(cell);
1566                 voffset += (cellHeight(cell) - rowAscent(row) - rowDescent(row))/2;
1567         }
1568         return voffset;
1569 }
1570
1571
1572 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1573 {
1574         col_type c = 0;
1575         idx_type const numcells = numberOfCellsInRow(row);
1576         // we check against numcells to make sure we do not crash if all the
1577         // cells are multirow (bug #7535), but in that case our return value
1578         // is really invalid, i.e., it is NOT the first cell in the row. but
1579         // i do not know what to do here. (rgh)
1580         while (c < numcells - 1
1581                && cell_info[row][c].multirow == CELL_PART_OF_MULTIROW)
1582                 ++c;
1583         return cell_info[row][c].cellno;
1584 }
1585
1586
1587 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1588 {
1589         col_type c = ncols() - 1;
1590         // of course we check against 0 so we don't crash. but we have the same
1591         // problem as in the previous routine: if all the cells are part of a
1592         // multirow or part of a multi column, then our return value is invalid.
1593         while (c > 0
1594                && (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW
1595                    || cell_info[row][c].multicolumn == CELL_PART_OF_MULTICOLUMN))
1596                 --c;
1597         return cell_info[row][c].cellno;
1598 }
1599
1600
1601 Tabular::row_type Tabular::cellRow(idx_type cell) const
1602 {
1603         if (cell >= numberofcells)
1604                 return nrows() - 1;
1605         if (cell == npos)
1606                 return 0;
1607         return rowofcell[cell];
1608 }
1609
1610
1611 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1612 {
1613         if (cell >= numberofcells)
1614                 return ncols() - 1;
1615         if (cell == npos)
1616                 return 0;
1617         return columnofcell[cell];
1618 }
1619
1620
1621 void Tabular::write(ostream & os) const
1622 {
1623         // header line
1624         os << "<lyxtabular"
1625            << write_attribute("version", 3)
1626            << write_attribute("rows", nrows())
1627            << write_attribute("columns", ncols())
1628            << ">\n";
1629         // global longtable options
1630         os << "<features"
1631            << write_attribute("rotate", rotate)
1632            << write_attribute("booktabs", use_booktabs)
1633            << write_attribute("islongtable", is_long_tabular)
1634            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1635            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1636            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1637            << write_attribute("headTopDL", endhead.topDL)
1638            << write_attribute("headBottomDL", endhead.bottomDL)
1639            << write_attribute("footTopDL", endfoot.topDL)
1640            << write_attribute("footBottomDL", endfoot.bottomDL)
1641            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1642            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1643            << write_attribute("lastFootEmpty", endlastfoot.empty);
1644         // longtables cannot be aligned vertically
1645         if (!is_long_tabular)
1646                 os << write_attribute("tabularvalignment", tabular_valignment);
1647         os << write_attribute("tabularwidth", tabular_width);
1648         if (is_long_tabular)
1649                 os << write_attribute("longtabularalignment", longtabular_alignment);
1650         os << ">\n";
1651         for (col_type c = 0; c < ncols(); ++c) {
1652                 os << "<column"
1653                    << write_attribute("alignment", column_info[c].alignment);
1654                 if (column_info[c].alignment == LYX_ALIGN_DECIMAL)
1655                    os << write_attribute("decimal_point", column_info[c].decimal_point);
1656                 os << write_attribute("valignment", column_info[c].valignment)
1657                    << write_attribute("width", column_info[c].p_width.asString())
1658                    << write_attribute("varwidth", column_info[c].varwidth)
1659                    << write_attribute("special", column_info[c].align_special)
1660                    << ">\n";
1661         }
1662         for (row_type r = 0; r < nrows(); ++r) {
1663                 static const string def("default");
1664                 os << "<row";
1665                 if (row_info[r].top_space_default)
1666                         os << write_attribute("topspace", def);
1667                 else
1668                         os << write_attribute("topspace", row_info[r].top_space);
1669                 if (row_info[r].bottom_space_default)
1670                         os << write_attribute("bottomspace", def);
1671                 else
1672                         os << write_attribute("bottomspace", row_info[r].bottom_space);
1673                 if (row_info[r].interline_space_default)
1674                         os << write_attribute("interlinespace", def);
1675                 else
1676                         os << write_attribute("interlinespace", row_info[r].interline_space);
1677                 os << write_attribute("endhead", row_info[r].endhead)
1678                    << write_attribute("endfirsthead", row_info[r].endfirsthead)
1679                    << write_attribute("endfoot", row_info[r].endfoot)
1680                    << write_attribute("endlastfoot", row_info[r].endlastfoot)
1681                    << write_attribute("newpage", row_info[r].newpage)
1682                    << write_attribute("caption", row_info[r].caption)
1683                    << ">\n";
1684                 for (col_type c = 0; c < ncols(); ++c) {
1685                         os << "<cell"
1686                            << write_attribute("multicolumn", cell_info[r][c].multicolumn)
1687                            << write_attribute("multirow", cell_info[r][c].multirow)
1688                            << write_attribute("mroffset", cell_info[r][c].mroffset)
1689                            << write_attribute("alignment", cell_info[r][c].alignment)
1690                            << write_attribute("valignment", cell_info[r][c].valignment)
1691                            << write_attribute("topline", cell_info[r][c].top_line)
1692                            << write_attribute("toplineltrim", cell_info[r][c].top_line_ltrimmed)
1693                            << write_attribute("toplinertrim", cell_info[r][c].top_line_rtrimmed)
1694                            << write_attribute("bottomline", cell_info[r][c].bottom_line)
1695                            << write_attribute("bottomlineltrim", cell_info[r][c].bottom_line_ltrimmed)
1696                            << write_attribute("bottomlinertrim", cell_info[r][c].bottom_line_rtrimmed)
1697                            << write_attribute("leftline", cell_info[r][c].left_line)
1698                            << write_attribute("rightline", cell_info[r][c].right_line)
1699                            << write_attribute("rotate", cell_info[r][c].rotate)
1700                            << write_attribute("usebox", cell_info[r][c].usebox)
1701                            << write_attribute("width", cell_info[r][c].p_width)
1702                            << write_attribute("special", cell_info[r][c].align_special)
1703                            << ">\n";
1704                         os << "\\begin_inset ";
1705                         cell_info[r][c].inset->write(os);
1706                         os << "\n\\end_inset\n"
1707                            << "</cell>\n";
1708                         // FIXME This can be removed again once the mystery
1709                         // crash has been resolved.
1710                         os << flush;
1711                 }
1712                 os << "</row>\n";
1713         }
1714         os << "</lyxtabular>\n";
1715 }
1716
1717
1718 void Tabular::read(Lexer & lex)
1719 {
1720         string line;
1721         istream & is = lex.getStream();
1722
1723         l_getline(is, line);
1724         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1725                 LASSERT(false, return);
1726         }
1727
1728         int version;
1729         if (!getTokenValue(line, "version", version))
1730                 return;
1731         LATTEST(version >= 2);
1732
1733         int rows_arg;
1734         if (!getTokenValue(line, "rows", rows_arg))
1735                 return;
1736         int columns_arg;
1737         if (!getTokenValue(line, "columns", columns_arg))
1738                 return;
1739         init(buffer_, rows_arg, columns_arg);
1740         l_getline(is, line);
1741         if (!prefixIs(line, "<features")) {
1742                 lyxerr << "Wrong tabular format (expected <features ...> got"
1743                        << line << ')' << endl;
1744                 return;
1745         }
1746         getTokenValue(line, "rotate", rotate);
1747         getTokenValue(line, "booktabs", use_booktabs);
1748         getTokenValue(line, "islongtable", is_long_tabular);
1749         getTokenValue(line, "tabularvalignment", tabular_valignment);
1750         getTokenValue(line, "tabularwidth", tabular_width);
1751         getTokenValue(line, "longtabularalignment", longtabular_alignment);
1752         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1753         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1754         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1755         getTokenValue(line, "headTopDL", endhead.topDL);
1756         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1757         getTokenValue(line, "footTopDL", endfoot.topDL);
1758         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1759         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1760         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1761         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1762
1763         for (col_type c = 0; c < ncols(); ++c) {
1764                 l_getline(is,line);
1765                 if (!prefixIs(line,"<column")) {
1766                         lyxerr << "Wrong tabular format (expected <column ...> got"
1767                                << line << ')' << endl;
1768                         return;
1769                 }
1770                 getTokenValue(line, "alignment", column_info[c].alignment);
1771                 getTokenValue(line, "decimal_point", column_info[c].decimal_point);
1772                 getTokenValue(line, "valignment", column_info[c].valignment);
1773                 getTokenValue(line, "width", column_info[c].p_width);
1774                 getTokenValue(line, "special", column_info[c].align_special);
1775                 getTokenValue(line, "varwidth", column_info[c].varwidth);
1776         }
1777
1778         for (row_type i = 0; i < nrows(); ++i) {
1779                 l_getline(is, line);
1780                 if (!prefixIs(line, "<row")) {
1781                         lyxerr << "Wrong tabular format (expected <row ...> got"
1782                                << line << ')' << endl;
1783                         return;
1784                 }
1785                 getTokenValue(line, "topspace", row_info[i].top_space,
1786                               row_info[i].top_space_default);
1787                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1788                               row_info[i].bottom_space_default);
1789                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1790                               row_info[i].interline_space_default);
1791                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1792                 getTokenValue(line, "endhead", row_info[i].endhead);
1793                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1794                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1795                 getTokenValue(line, "newpage", row_info[i].newpage);
1796                 getTokenValue(line, "caption", row_info[i].caption);
1797                 for (col_type j = 0; j < ncols(); ++j) {
1798                         l_getline(is, line);
1799                         if (!prefixIs(line, "<cell")) {
1800                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1801                                        << line << ')' << endl;
1802                                 return;
1803                         }
1804                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1805                         getTokenValue(line, "multirow", cell_info[i][j].multirow);
1806                         getTokenValue(line, "mroffset", cell_info[i][j].mroffset);
1807                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1808                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1809                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1810                         getTokenValue(line, "toplineltrim", cell_info[i][j].top_line_ltrimmed);
1811                         getTokenValue(line, "toplinertrim", cell_info[i][j].top_line_rtrimmed);
1812                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1813                         getTokenValue(line, "bottomlineltrim", cell_info[i][j].bottom_line_ltrimmed);
1814                         getTokenValue(line, "bottomlinertrim", cell_info[i][j].bottom_line_rtrimmed);
1815                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1816                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1817                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1818                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1819                         getTokenValue(line, "width", cell_info[i][j].p_width);
1820                         setFixedWidth(i,j);
1821                         getTokenValue(line, "special", cell_info[i][j].align_special);
1822                         l_getline(is, line);
1823                         if (prefixIs(line, "\\begin_inset")) {
1824                                 cell_info[i][j].inset->setBuffer(*buffer_);
1825                                 cell_info[i][j].inset->read(lex);
1826                                 l_getline(is, line);
1827                         }
1828                         if (!prefixIs(line, "</cell>")) {
1829                                 lyxerr << "Wrong tabular format (expected </cell> got"
1830                                        << line << ')' << endl;
1831                                 return;
1832                         }
1833                 }
1834                 l_getline(is, line);
1835                 if (!prefixIs(line, "</row>")) {
1836                         lyxerr << "Wrong tabular format (expected </row> got"
1837                                << line << ')' << endl;
1838                         return;
1839                 }
1840         }
1841         while (!prefixIs(line, "</lyxtabular>")) {
1842                 l_getline(is, line);
1843         }
1844         updateIndexes();
1845 }
1846
1847
1848 bool Tabular::isMultiColumn(idx_type cell) const
1849 {
1850         return (cellInfo(cell).multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1851                 || cellInfo(cell).multicolumn == CELL_PART_OF_MULTICOLUMN);
1852 }
1853
1854
1855 bool Tabular::hasMultiColumn(col_type c) const
1856 {
1857         for (row_type r = 0; r < nrows(); ++r) {
1858                 if (isMultiColumn(cellIndex(r, c)))
1859                         return true;
1860         }
1861         return false;
1862 }
1863
1864
1865 bool Tabular::hasVarwidthColumn() const
1866 {
1867         for (col_type c = 0; c < ncols(); ++c) {
1868                 if (column_info[c].varwidth)
1869                         return true;
1870         }
1871         return false;
1872 }
1873
1874
1875 bool Tabular::isVTypeColumn(col_type c) const
1876 {
1877         for (row_type r = 0; r < nrows(); ++r) {
1878                 idx_type idx = cellIndex(r, c);
1879                 if (getRotateCell(idx) == 0 && useBox(idx) == BOX_VARWIDTH)
1880                         return true;
1881         }
1882         return false;
1883 }
1884
1885
1886 Tabular::CellData const & Tabular::cellInfo(idx_type cell) const
1887 {
1888         return cell_info[cellRow(cell)][cellColumn(cell)];
1889 }
1890
1891
1892 Tabular::CellData & Tabular::cellInfo(idx_type cell)
1893 {
1894         return cell_info[cellRow(cell)][cellColumn(cell)];
1895 }
1896
1897
1898 Tabular::idx_type Tabular::setMultiColumn(Cursor & cur, idx_type cell, idx_type number,
1899                                           bool const right_border)
1900 {
1901         idx_type const col = cellColumn(cell);
1902         idx_type const row = cellRow(cell);
1903         for (idx_type i = 0; i < number; ++i)
1904                 unsetMultiRow(cellIndex(row, col + i));
1905
1906         // unsetting of multirow may have invalidated cell index
1907         cell = cellIndex(row, col);
1908         CellData & cs = cellInfo(cell);
1909         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1910         if (column_info[col].alignment != LYX_ALIGN_DECIMAL)
1911                 cs.alignment = column_info[col].alignment;
1912         setRightLine(cell, right_border);
1913         // non-fixed width multicolumns cannot have multiple paragraphs
1914         if (getPWidth(cell).zero()) {
1915                 toggleFixedWidth(cur, cellInset(cell).get(),
1916                                  !getPWidth(cell).zero(), isMultiColumn(cell),
1917                                  isMultiRow(cell));
1918                 // cur can become invalid after paragraphs were merged
1919                 cur.fixIfBroken();
1920         }
1921
1922         idx_type lastcell = cellIndex(row, col + number - 1);
1923         for (idx_type i = 1; i < lastcell - cell + 1; ++i) {
1924                 CellData & cs1 = cellInfo(cell + i);
1925                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1926                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1927                 cs1.inset->clear();
1928         }
1929         updateIndexes();
1930         return cell;
1931 }
1932
1933
1934 bool Tabular::isMultiRow(idx_type cell) const
1935 {
1936         return (cellInfo(cell).multirow == CELL_BEGIN_OF_MULTIROW
1937                 || cellInfo(cell).multirow == CELL_PART_OF_MULTIROW);
1938 }
1939
1940 bool Tabular::hasMultiRow(row_type r) const
1941 {
1942         for (col_type c = 0; c < ncols(); ++c) {
1943                 if (isMultiRow(cellIndex(r, c)))
1944                         return true;
1945         }
1946         return false;
1947 }
1948
1949 Tabular::idx_type Tabular::setMultiRow(Cursor & cur, idx_type cell, idx_type number,
1950                                        bool const bottom_border,
1951                                        LyXAlignment const halign)
1952 {
1953         idx_type const col = cellColumn(cell);
1954         idx_type const row = cellRow(cell);
1955         for (idx_type i = 0; i < number; ++i)
1956                 unsetMultiColumn(cellIndex(row + i, col));
1957
1958         // unsetting of multirow may have invalidated cell index
1959         cell = cellIndex(row, col);
1960         CellData & cs = cellInfo(cell);
1961         cs.multirow = CELL_BEGIN_OF_MULTIROW;
1962         cs.valignment = LYX_VALIGN_MIDDLE;
1963         // the horizontal alignment of multirow cells can only
1964         // be changed for the whole table row,
1965         // support changing this only for the multirow cell can be done via
1966         // \multirowsetup
1967         if (getPWidth(cell).zero())
1968                 cs.alignment = halign;
1969         else
1970                 cs.alignment = LYX_ALIGN_LEFT;
1971
1972         // Multirows cannot have multiple paragraphs
1973         if (getPWidth(cell).zero()) {
1974                 toggleFixedWidth(cur, cellInset(cell).get(),
1975                                  !getPWidth(cell).zero(),
1976                                  isMultiColumn(cell), isMultiRow(cell));
1977                 // cur can become invalid after paragraphs were merged
1978                 cur.fixIfBroken();
1979         }
1980
1981         // set the bottom line of the last selected cell
1982         setBottomLine(cell, bottom_border);
1983
1984         for (idx_type i = 1; i < number; ++i) {
1985                 CellData & cs1 = cell_info[row + i][col];
1986                 cs1.multirow = CELL_PART_OF_MULTIROW;
1987                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1988                 cs1.inset->clear();
1989         }
1990         updateIndexes();
1991         return cell;
1992 }
1993
1994
1995 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1996 {
1997         row_type const row = cellRow(cell);
1998         col_type const col = cellColumn(cell);
1999         int span = 1;
2000         while (col + span < ncols() && isPartOfMultiColumn(row, col + span))
2001                 ++span;
2002
2003         return span;
2004 }
2005
2006
2007 Tabular::idx_type Tabular::rowSpan(idx_type cell) const
2008 {
2009         col_type const column = cellColumn(cell);
2010         col_type row = cellRow(cell) + 1;
2011         while (row < nrows() && isPartOfMultiRow(row, column))
2012                 ++row;
2013
2014         return row - cellRow(cell);
2015 }
2016
2017
2018 void Tabular::unsetMultiColumn(idx_type cell)
2019 {
2020         if (!isMultiColumn(cell))
2021                 return;
2022
2023         row_type const row = cellRow(cell);
2024         col_type const col = cellColumn(cell);
2025         row_type const span = columnSpan(cell);
2026         for (col_type c = 0; c < span; ++c) {
2027                 // in the table dialog the lines are set in every case
2028                 // when unsetting a multicolumn this leads to an additional right
2029                 // line for every cell that was part of the former multicolumn cell,
2030                 // except if the cell is in the last column
2031                 // therefore remove this line
2032                 if (cell_info[row][col + c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN
2033                         && (col + c) < (col + span - 1))
2034                         cell_info[row][col + c].right_line = false;
2035                 cell_info[row][col + c].multicolumn = CELL_NORMAL;
2036         }
2037         updateIndexes();
2038 }
2039
2040
2041 void Tabular::unsetMultiRow(idx_type cell)
2042 {
2043         if (!isMultiRow(cell))
2044                 return;
2045
2046         cellInfo(cell).valignment = LYX_VALIGN_TOP;
2047         cellInfo(cell).alignment = LYX_ALIGN_CENTER;
2048         row_type const row = cellRow(cell);
2049         col_type const col = cellColumn(cell);
2050         row_type const span = rowSpan(cell);
2051         for (row_type r = 0; r < span; ++r)
2052                 cell_info[row + r][col].multirow = CELL_NORMAL;
2053         updateIndexes();
2054 }
2055
2056
2057 void Tabular::setRotateCell(idx_type cell, int value)
2058 {
2059         cellInfo(cell).rotate = value;
2060 }
2061
2062
2063 int Tabular::getRotateCell(idx_type cell) const
2064 {
2065         return cellInfo(cell).rotate;
2066 }
2067
2068
2069 bool Tabular::needRotating() const
2070 {
2071         if (rotate && !is_long_tabular)
2072                 return true;
2073         for (row_type r = 0; r < nrows(); ++r)
2074                 for (col_type c = 0; c < ncols(); ++c)
2075                         if (cell_info[r][c].rotate != 0)
2076                                 return true;
2077         return false;
2078 }
2079
2080
2081 bool Tabular::isLastCell(idx_type cell) const
2082 {
2083         if (cell + 1 < numberofcells)
2084                 return false;
2085         return true;
2086 }
2087
2088
2089 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
2090 {
2091         if (cellRow(cell) == 0)
2092                 return cell;
2093
2094         col_type const col = cellColumn(cell);
2095         row_type r = cellRow(cell) - 1;
2096         while (r > 0 && cell_info[r][col].multirow == CELL_PART_OF_MULTIROW)
2097                 --r;
2098
2099         return cell_info[r][col].cellno;
2100 }
2101
2102
2103 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
2104 {
2105         row_type const nextrow = cellRow(cell) + rowSpan(cell);
2106         if (nextrow < nrows())
2107                 return cell_info[nextrow][cellColumn(cell)].cellno;
2108         return cell;
2109 }
2110
2111
2112 Tabular::idx_type Tabular::cellIndex(row_type row, col_type column) const
2113 {
2114         LASSERT(column != npos && column < ncols(), column = 0);
2115         LASSERT(row != npos && row < nrows(), row = 0);
2116         return cell_info[row][column].cellno;
2117 }
2118
2119
2120 void Tabular::setUsebox(idx_type cell, BoxType type)
2121 {
2122         cellInfo(cell).usebox = type;
2123 }
2124
2125
2126 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
2127 {
2128         if (getRotateCell(cell) == 0
2129             && ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
2130                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero())))
2131                 return BOX_NONE;
2132         if (cellInfo(cell).usebox > 1)
2133                 return cellInfo(cell).usebox;
2134         return useBox(cell);
2135 }
2136
2137
2138 ///
2139 //  This are functions used for the longtable support
2140 ///
2141 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
2142                            bool first)
2143 {
2144         if (first) {
2145                 endfirsthead = hd;
2146                 if (hd.set)
2147                         row_info[row].endfirsthead = flag;
2148         } else {
2149                 endhead = hd;
2150                 if (hd.set)
2151                         row_info[row].endhead = flag;
2152         }
2153 }
2154
2155
2156 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
2157 {
2158         hd = endhead;
2159         hd.set = haveLTHead();
2160         return row_info[row].endhead;
2161 }
2162
2163
2164 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
2165 {
2166         hd = endfirsthead;
2167         hd.set = haveLTFirstHead();
2168         return row_info[row].endfirsthead;
2169 }
2170
2171
2172 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
2173                            bool last)
2174 {
2175         if (last) {
2176                 endlastfoot = fd;
2177                 if (fd.set)
2178                         row_info[row].endlastfoot = flag;
2179         } else {
2180                 endfoot = fd;
2181                 if (fd.set)
2182                         row_info[row].endfoot = flag;
2183         }
2184 }
2185
2186
2187 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
2188 {
2189         fd = endfoot;
2190         fd.set = haveLTFoot();
2191         return row_info[row].endfoot;
2192 }
2193
2194
2195 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
2196 {
2197         fd = endlastfoot;
2198         fd.set = haveLTLastFoot();
2199         return row_info[row].endlastfoot;
2200 }
2201
2202
2203 void Tabular::setLTNewPage(row_type row, bool what)
2204 {
2205         row_info[row].newpage = what;
2206 }
2207
2208
2209 bool Tabular::getLTNewPage(row_type row) const
2210 {
2211         return row_info[row].newpage;
2212 }
2213
2214
2215 bool Tabular::haveLTHead(bool withcaptions) const
2216 {
2217         if (!is_long_tabular)
2218                 return false;
2219         for (row_type i = 0; i < nrows(); ++i)
2220                 if (row_info[i].endhead &&
2221                     (withcaptions || !row_info[i].caption))
2222                         return true;
2223         return false;
2224 }
2225
2226
2227 bool Tabular::haveLTFirstHead(bool withcaptions) const
2228 {
2229         if (!is_long_tabular || endfirsthead.empty)
2230                 return false;
2231         for (row_type r = 0; r < nrows(); ++r)
2232                 if (row_info[r].endfirsthead &&
2233                     (withcaptions || !row_info[r].caption))
2234                         return true;
2235         return false;
2236 }
2237
2238
2239 bool Tabular::haveLTFoot(bool withcaptions) const
2240 {
2241         if (!is_long_tabular)
2242                 return false;
2243         for (row_type r = 0; r < nrows(); ++r)
2244                 if (row_info[r].endfoot &&
2245                     (withcaptions || !row_info[r].caption))
2246                         return true;
2247         return false;
2248 }
2249
2250
2251 bool Tabular::haveLTLastFoot(bool withcaptions) const
2252 {
2253         if (!is_long_tabular || endlastfoot.empty)
2254                 return false;
2255         for (row_type r = 0; r < nrows(); ++r)
2256                 if (row_info[r].endlastfoot &&
2257                     (withcaptions || !row_info[r].caption))
2258                         return true;
2259         return false;
2260 }
2261
2262
2263 Tabular::idx_type Tabular::setLTCaption(Cursor & cur, row_type row, bool what)
2264 {
2265         idx_type i = getFirstCellInRow(row);
2266         if (what) {
2267                 setMultiColumn(cur, i, numberOfCellsInRow(row), false);
2268                 setTopLine(i, false);
2269                 setBottomLine(i, false);
2270                 setLeftLine(i, false);
2271                 setRightLine(i, false);
2272                 if (!row_info[row].endfirsthead && !row_info[row].endhead &&
2273                     !row_info[row].endfoot && !row_info[row].endlastfoot) {
2274                         setLTHead(row, true, endfirsthead, true);
2275                         row_info[row].endfirsthead = true;
2276                 }
2277         } else {
2278                 unsetMultiColumn(i);
2279                 // When unsetting a caption row, also all existing
2280                 // captions in this row must be dissolved.
2281         }
2282         row_info[row].caption = what;
2283         return i;
2284 }
2285
2286
2287 bool Tabular::ltCaption(row_type row) const
2288 {
2289         return row_info[row].caption;
2290 }
2291
2292
2293 bool Tabular::haveLTCaption(CaptionType captiontype) const
2294 {
2295         if (!is_long_tabular)
2296                 return false;
2297         for (row_type r = 0; r < nrows(); ++r) {
2298                 if (row_info[r].caption) {
2299                         switch (captiontype) {
2300                         case CAPTION_FIRSTHEAD:
2301                                 if (row_info[r].endfirsthead)
2302                                         return true;
2303                                 break;
2304                         case CAPTION_HEAD:
2305                                 if (row_info[r].endhead)
2306                                         return true;
2307                                 break;
2308                         case CAPTION_FOOT:
2309                                 if (row_info[r].endfoot)
2310                                         return true;
2311                                 break;
2312                         case CAPTION_LASTFOOT:
2313                                 if (row_info[r].endlastfoot)
2314                                         return true;
2315                                 break;
2316                         case CAPTION_ANY:
2317                                 return true;
2318                         }
2319                 }
2320         }
2321         return false;
2322 }
2323
2324
2325 // end longtable support functions
2326
2327 void Tabular::setRowAscent(row_type row, int height)
2328 {
2329         if (row >= nrows() || row_info[row].ascent == height)
2330                 return;
2331         row_info[row].ascent = height;
2332 }
2333
2334
2335 void Tabular::setRowDescent(row_type row, int height)
2336 {
2337         if (row >= nrows() || row_info[row].descent == height)
2338                 return;
2339         row_info[row].descent = height;
2340 }
2341
2342
2343 int Tabular::rowAscent(row_type row) const
2344 {
2345         LASSERT(row < nrows(), row = 0);
2346         return row_info[row].ascent;
2347 }
2348
2349
2350 int Tabular::rowDescent(row_type row) const
2351 {
2352         LASSERT(row < nrows(), row = 0);
2353         return row_info[row].descent;
2354 }
2355
2356
2357 int Tabular::height() const
2358 {
2359         int height = 0;
2360         for (row_type row = 0; row < nrows(); ++row)
2361                 height += rowAscent(row) + rowDescent(row) +
2362                         interRowSpace(row);
2363         return height;
2364 }
2365
2366
2367 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
2368 {
2369         LASSERT(row < nrows(), return false);
2370         LASSERT(column < ncols(), return false);
2371         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
2372 }
2373
2374
2375 bool Tabular::isPartOfMultiRow(row_type row, col_type column) const
2376 {
2377         LASSERT(row < nrows(), return false);
2378         LASSERT(column < ncols(), return false);
2379         return cell_info[row][column].multirow == CELL_PART_OF_MULTIROW;
2380 }
2381
2382
2383 void Tabular::TeXTopHLine(otexstream & os, row_type row, string const & lang,
2384                           list<col_type> columns) const
2385 {
2386         // we only output complete row lines and the 1st row here, the rest
2387         // is done in Tabular::TeXBottomHLine(...)
2388
2389         // get for each column the topline (if any)
2390         map<col_type, bool> topline, topltrims, toprtrims;
2391         col_type nset = 0;
2392         bool have_trims = false;
2393         for (auto const & c : columns) {
2394                 topline[c] = topLine(cellIndex(row, c));
2395                 topltrims[c] = topLineTrim(cellIndex(row, c)).first;
2396                 toprtrims[c] = topLineTrim(cellIndex(row, c)).second;
2397                 // If cell is part of a multirow and not the first cell of the
2398                 // multirow, no line must be drawn.
2399                 if (row != 0)
2400                         if (isMultiRow(cellIndex(row, c))
2401                             && cell_info[row][c].multirow != CELL_BEGIN_OF_MULTIROW) {
2402                                 topline[c] = false;
2403                                 topltrims[c] = false;
2404                                 toprtrims[c] = false;
2405                         }
2406                 // copy trimming to multicolumn parts
2407                 if (isPartOfMultiColumn(row, c)) {
2408                         topltrims[c] = topltrims[c-1];
2409                         toprtrims[c] = toprtrims[c-1];
2410                 }
2411                 if (topline.find(c) != topline.end() && topline.find(c)->second)
2412                         ++nset;
2413                 if ((topltrims.find(c) != topltrims.end() && topltrims.find(c)->second)
2414                      || (toprtrims.find(c) != toprtrims.end() && toprtrims.find(c)->second))
2415                         have_trims = true;
2416         }
2417
2418         // do nothing if empty first row, or incomplete row line after
2419         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols()))
2420                 return;
2421
2422         // only output complete row lines and the 1st row's clines
2423         if (nset == ncols() && !have_trims) {
2424                 if (use_booktabs) {
2425                         os << (row == 0 ? "\\toprule " : "\\midrule ");
2426                 } else {
2427                         os << "\\hline ";
2428                 }
2429         } else if (row == 0 || have_trims) {
2430                 string const cline = use_booktabs ? "\\cmidrule" : "\\cline";
2431                 for (auto & c : columns) {
2432                         if (topline.find(c)->second) {
2433                                 col_type offset = 0;
2434                                 for (col_type j = 0 ; j < c; ++j)
2435                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2436                                                 ++offset;
2437                                 while (isPartOfMultiColumn(row, c))
2438                                         ++c;
2439                                 string trim;
2440                                 if (topltrims.find(c) != topltrims.end()
2441                                      && topltrims.find(c)->second)
2442                                         trim = "l";
2443                                 string const firstcol = convert<string>(c + 1 + offset);
2444                                 col_type cstart = c;
2445                                 for ( ; c < ncols() - 1 && topline.find(c)->second ; ++c) {
2446                                         if (isMultiColumn(cellIndex(row, c))
2447                                             && c < ncols() - 1 && isPartOfMultiColumn(row, c + 1))
2448                                                 continue;
2449                                         if (c > cstart && topltrims.find(c) != topltrims.end()
2450                                                         && topltrims.find(c)->second) {
2451                                                 if (!isPartOfMultiColumn(row, c))
2452                                                         --c;
2453                                                 break;
2454                                         } else if (toprtrims.find(c) != toprtrims.end()
2455                                                    && toprtrims.find(c)->second)
2456                                                 break;
2457                                 }
2458
2459                                 for (col_type j = cstart ; j < c ; ++j)
2460                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2461                                                 ++offset;
2462                                 col_type const lastcol = c + 1 + offset;
2463                                 if (toprtrims.find(c) != toprtrims.end()
2464                                     && toprtrims.find(c)->second)
2465                                         trim += "r";
2466
2467                                 //babel makes the "-" character an active one, so we have to suppress this here
2468                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2469                                 if (lang == "slovak" || lang == "czech") {
2470                                         os << "\\expandafter" << cline;
2471                                         if (!trim.empty())
2472                                                 os << "(" << trim << ")";
2473                                         os << "\\expandafter{\\expandafter" << firstcol << "\\string-";
2474                                 } else {
2475                                         os << cline;
2476                                         if (!trim.empty())
2477                                                 os << "(" << trim << ")";
2478                                         os << "{" << firstcol << '-';
2479                                 }
2480                                 os << lastcol << "}";
2481                                 if (c == ncols() - 1)
2482                                         break;
2483                         }
2484                 }
2485         }
2486         os << "\n";
2487 }
2488
2489
2490 void Tabular::TeXBottomHLine(otexstream & os, row_type row, string const & lang,
2491                              list<col_type> columns) const
2492 {
2493         // we output bottomlines of row r and the toplines of row r+1
2494         // if the latter do not span the whole tabular
2495
2496         // get the bottomlines of row r, and toplines in next row
2497         bool lastrow = row == nrows() - 1;
2498         map<col_type, bool> bottomline, topline, topltrims, toprtrims, bottomltrims, bottomrtrims;
2499         bool nextrowset = true;
2500         for (auto const & c : columns) {
2501                 idx_type const idx = cellIndex(row, c);
2502                 bottomline[c] = bottomLine(cellIndex(row, c));
2503                 bottomltrims[c] = bottomLineTrim(idx).first;
2504                 bottomrtrims[c] = bottomLineTrim(idx).second;
2505                 topline[c] =  !lastrow && topLine(cellIndex(row + 1, c));
2506                 topltrims[c] = !lastrow && topLineTrim(cellIndex(row + 1, c)).first;
2507                 toprtrims[c] = !lastrow && topLineTrim(cellIndex(row + 1, c)).second;
2508                 // If cell is part of a multirow and not the last cell of the
2509                 // multirow, no line must be drawn.
2510                 if (!lastrow)
2511                         if (isMultiRow(cellIndex(row, c))
2512                             && isMultiRow(cellIndex(row + 1, c))
2513                             && cell_info[row + 1][c].multirow != CELL_BEGIN_OF_MULTIROW) {
2514                                 bottomline[c] = false;
2515                                 topline[c] = false;
2516                                 bottomltrims[c] = false;
2517                                 bottomrtrims[c] = false;
2518                                 topltrims[c] = false;
2519                                 toprtrims[c] = false;
2520                         }
2521                 // copy trimming in multicolumn parts
2522                 if (isPartOfMultiColumn(row, c)) {
2523                         topltrims[c] = topltrims[c-1];
2524                         toprtrims[c] = toprtrims[c-1];
2525                         bottomltrims[c] = bottomltrims[c-1];
2526                         bottomrtrims[c] = bottomrtrims[c-1];
2527                 }
2528
2529                 nextrowset &= topline.find(c) != topline.end() && topline.find(c)->second;
2530         }
2531
2532         // combine this row's bottom lines and next row's toplines if necessary
2533         col_type nset = 0;
2534         bool have_trims = false;
2535         for (auto const & c : columns) {
2536                 if (!nextrowset)
2537                         bottomline[c] = bottomline.find(c)->second || topline.find(c)->second;
2538                 bottomltrims[c] = (bottomltrims.find(c) != bottomltrims.end() && bottomltrims.find(c)->second)
2539                                 || (topltrims.find(c) != topltrims.end() && topltrims.find(c)->second);
2540                 bottomrtrims[c] =(bottomrtrims.find(c) != bottomrtrims.end() && bottomrtrims.find(c)->second)
2541                                 || (toprtrims.find(c) != toprtrims.end() && toprtrims.find(c)->second);
2542                 if (bottomline.find(c)->second)
2543                         ++nset;
2544                 if ((bottomltrims.find(c) != bottomltrims.end() && bottomltrims.find(c)->second)
2545                      || (bottomrtrims.find(c) != bottomrtrims.end() && bottomrtrims.find(c)->second))
2546                         have_trims = true;
2547         }
2548
2549         // do nothing if empty, OR incomplete row line with a topline in next row
2550         if (nset == 0 || (nextrowset && nset != ncols()))
2551                 return;
2552
2553         if (nset == ncols() && !have_trims) {
2554                 if (use_booktabs)
2555                         os << (lastrow ? "\\bottomrule" : "\\midrule");
2556                 else
2557                         os << "\\hline ";
2558         } else {
2559                 string const cline = use_booktabs ? "\\cmidrule" : "\\cline";
2560                 for (auto & c : columns) {
2561                         if (bottomline.find(c)->second) {
2562                                 col_type offset = 0;
2563                                 for (col_type j = 0 ; j < c; ++j)
2564                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2565                                                 ++offset;
2566                                 while (isPartOfMultiColumn(row, c))
2567                                         ++c;
2568                                 string trim;
2569                                 if (bottomltrims.find(c) != bottomltrims.end()
2570                                      && bottomltrims.find(c)->second)
2571                                         trim = "l";
2572                                 string const firstcol = convert<string>(c + 1 + offset);
2573                                 col_type cstart = c;
2574                                 for ( ; c < ncols() - 1 && bottomline.find(c)->second ; ++c) {
2575                                         if (isMultiColumn(cellIndex(row, c))
2576                                             && c < ncols() - 1
2577                                             && isPartOfMultiColumn(row, c + 1))
2578                                                 continue;
2579                                         if (c > cstart && bottomltrims.find(c) != bottomltrims.end()
2580                                             && bottomltrims.find(c)->second) {
2581                                                 if (!isPartOfMultiColumn(row, c))
2582                                                         --c;
2583                                                 break;
2584                                         } else if (bottomrtrims.find(c) != bottomrtrims.end()
2585                                                    && bottomrtrims.find(c)->second)
2586                                                 break;
2587                                 }
2588
2589                                 for (col_type j = cstart ; j < c ; ++j)
2590                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2591                                                 ++offset;
2592                                 col_type const lastcol = c + 1 + offset;
2593                                 if (bottomrtrims.find(c) != bottomrtrims.end()
2594                                     && bottomrtrims.find(c)->second)
2595                                         trim += "r";
2596
2597                                 //babel makes the "-" character an active one, so we have to suppress this here
2598                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2599                                 if (lang == "slovak" || lang == "czech") {
2600                                         os << "\\expandafter" << cline;
2601                                         if (!trim.empty())
2602                                                 os << "(" << trim << ")";
2603                                         os << "\\expandafter{\\expandafter" << firstcol << "\\string-";
2604                                 } else {
2605                                         os << cline;
2606                                         if (!trim.empty())
2607                                                 os << "(" << trim << ")";
2608                                         os << "{" << firstcol << '-';
2609                                 }
2610                                 os << lastcol << "}";
2611                                 if (c == ncols() - 1)
2612                                         break;
2613                         }
2614                 }
2615         }
2616         os << "\n";
2617 }
2618
2619
2620 void Tabular::TeXCellPreamble(otexstream & os, idx_type cell,
2621                               bool & ismulticol, bool & ismultirow,
2622                               bool const bidi) const
2623 {
2624         row_type const r = cellRow(cell);
2625         if (is_long_tabular && row_info[r].caption)
2626                 return;
2627
2628         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
2629         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
2630         // figure out how to set the lines
2631         // we always set double lines to the right of the cell
2632         // or left in bidi RTL, respectively.
2633         col_type const c = cellColumn(cell);
2634         col_type const nextcol = c + columnSpan(cell);
2635         bool const decimal = column_info[c].alignment == LYX_ALIGN_DECIMAL;
2636         bool colright = columnRightLine(c);
2637         bool colleft = columnLeftLine(c);
2638         bool nextcolleft = nextcol < ncols() && columnLeftLine(nextcol);
2639         bool nextcellleft = nextcol < ncols()
2640                 && leftLine(cellIndex(r, nextcol));
2641         bool coldouble = colright && nextcolleft;
2642         bool celldouble = rightLine(cell) && nextcellleft;
2643
2644         ismulticol = (isMultiColumn(cell)
2645                       || (c == 0 && colleft != leftLine(cell))
2646                       || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
2647                       || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
2648                       || (coldouble != celldouble))
2649                      && !decimal;
2650
2651         // we center in multicol when no decimal point
2652         if (decimal) {
2653                 docstring const align_d = column_info[c].decimal_point;
2654                 DocIterator const dit = separatorPos(cellInset(cell), align_d);
2655                 bool const nosep = !dit;
2656                 ismulticol |= nosep;
2657                 celldouble &= nosep;
2658         }
2659
2660         // up counter by 1 for each decimally aligned col since they use 2 latex cols
2661         int latexcolspan = columnSpan(cell);
2662         for (col_type col = c; col < c + columnSpan(cell); ++col)
2663                 if (column_info[col].alignment == LYX_ALIGN_DECIMAL)
2664                         ++latexcolspan;
2665
2666         if (ismulticol) {
2667                 os << "\\multicolumn{" << latexcolspan << "}{";
2668                 if (((bidi && c == getLastCellInRow(cellRow(0)) && rightLine(cell))
2669                      || (!bidi && c == 0 && leftLine(cell))))
2670                         os << '|';
2671                 if (bidi && celldouble)
2672                         // add extra vertical line if we want a double one
2673                         os << '|';
2674                 if (!cellInfo(cell).align_special.empty()) {
2675                         os << cellInfo(cell).align_special;
2676                 } else {
2677                         if (!getPWidth(cell).zero()) {
2678                                 switch (align) {
2679                                 case LYX_ALIGN_LEFT:
2680                                         os << ">{\\raggedright}";
2681                                         break;
2682                                 case LYX_ALIGN_RIGHT:
2683                                         os << ">{\\raggedleft}";
2684                                         break;
2685                                 case LYX_ALIGN_CENTER:
2686                                         os << ">{\\centering}";
2687                                         break;
2688                                 default:
2689                                         break;
2690                                 }
2691                                 switch (valign) {
2692                                 case LYX_VALIGN_TOP:
2693                                         os << 'p';
2694                                         break;
2695                                 case LYX_VALIGN_MIDDLE:
2696                                         os << 'm';
2697                                         break;
2698                                 case LYX_VALIGN_BOTTOM:
2699                                         os << 'b';
2700                                         break;
2701                                 }
2702                                 os << '{'
2703                                    << from_ascii(getPWidth(cell).asLatexString())
2704                                    << '}';
2705                         } else {
2706                                 switch (align) {
2707                                 case LYX_ALIGN_LEFT:
2708                                         os << 'l';
2709                                         break;
2710                                 case LYX_ALIGN_RIGHT:
2711                                         os << 'r';
2712                                         break;
2713                                 default:
2714                                         os << 'c';
2715                                         break;
2716                                 }
2717                         } // end if else !getPWidth
2718                 } // end if else !cellinfo_of_cell
2719                 if ((bidi && leftLine(cell)) || (!bidi && rightLine(cell)) || nextcellleft)
2720                         os << '|';
2721                 if (!bidi && celldouble)
2722                         // add extra vertical line if we want a double one
2723                         os << '|';
2724                 os << "}{";
2725         } // end if ismulticol
2726
2727         // we only need code for the first multirow cell
2728         ismultirow = isMultiRow(cell);
2729         if (ismultirow) {
2730                 os << "\\multirow{" << rowSpan(cell) << "}{";
2731                 if (!getPWidth(cell).zero())
2732                         os << from_ascii(getPWidth(cell).asLatexString());
2733                 else
2734                         // we need to set a default value
2735                         os << "*";
2736                 os << "}";
2737                 if (!getMROffset(cell).zero())
2738                         os << "[" << from_ascii(getMROffset(cell).asLatexString()) << "]";
2739                 os << "{";
2740         } // end if ismultirow
2741
2742         if (getRotateCell(cell) != 0)
2743                 os << "\\begin{turn}{" << convert<string>(getRotateCell(cell)) << "}\n";
2744
2745         if (getUsebox(cell) == BOX_PARBOX) {
2746                 os << "\\parbox[";
2747                 switch (valign) {
2748                 case LYX_VALIGN_TOP:
2749                         os << 't';
2750                         break;
2751                 case LYX_VALIGN_MIDDLE:
2752                         os << 'c';
2753                         break;
2754                 case LYX_VALIGN_BOTTOM:
2755                         os << 'b';
2756                         break;
2757                 }
2758                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2759                    << "}{";
2760         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2761                 os << "\\begin{minipage}[";
2762                 switch (valign) {
2763                 case LYX_VALIGN_TOP:
2764                         os << 't';
2765                         break;
2766                 case LYX_VALIGN_MIDDLE:
2767                         os << 'm';
2768                         break;
2769                 case LYX_VALIGN_BOTTOM:
2770                         os << 'b';
2771                         break;
2772                 }
2773                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2774                    << "}\n";
2775         } else if (getRotateCell(cell) != 0 && getUsebox(cell) == BOX_VARWIDTH) {
2776                 os << "\\begin{varwidth}[";
2777                 switch (valign) {
2778                 case LYX_VALIGN_TOP:
2779                         os << 't';
2780                         break;
2781                 case LYX_VALIGN_MIDDLE:
2782                         os << 'm';
2783                         break;
2784                 case LYX_VALIGN_BOTTOM:
2785                         os << 'b';
2786                         break;
2787         }
2788         os << "]{\\linewidth}\n";
2789 }
2790 }
2791
2792
2793 void Tabular::TeXCellPostamble(otexstream & os, idx_type cell,
2794                                bool ismulticol, bool ismultirow) const
2795 {
2796         row_type const r = cellRow(cell);
2797         if (is_long_tabular && row_info[r].caption)
2798                 return;
2799
2800         // usual cells
2801         if (getUsebox(cell) == BOX_PARBOX)
2802                 os << '}';
2803         else if (getUsebox(cell) == BOX_MINIPAGE)
2804                 os << breakln << "\\end{minipage}";
2805         else if (getRotateCell(cell) != 0 && getUsebox(cell) == BOX_VARWIDTH)
2806                 os << breakln << "\\end{varwidth}";
2807         if (getRotateCell(cell) != 0)
2808                 os << breakln << "\\end{turn}";
2809         if (ismultirow)
2810                 os << '}';
2811         if (ismulticol)
2812                 os << '}';
2813 }
2814
2815
2816 void Tabular::TeXLongtableHeaderFooter(otexstream & os,
2817                                        OutputParams const & runparams,
2818                                        list<col_type> columns) const
2819 {
2820         if (!is_long_tabular)
2821                 return;
2822
2823         // caption handling
2824         // output caption which is in no header or footer
2825         if (haveLTCaption()) {
2826                 for (row_type r = 0; r < nrows(); ++r) {
2827                         if (row_info[r].caption &&
2828                             !row_info[r].endfirsthead && !row_info[r].endhead &&
2829                             !row_info[r].endfoot && !row_info[r].endlastfoot)
2830                                 TeXRow(os, r, runparams, columns);
2831                 }
2832         }
2833         // output first header info
2834         if (haveLTFirstHead()) {
2835                 if (endfirsthead.topDL)
2836                         os << "\\hline\n";
2837                 for (row_type r = 0; r < nrows(); ++r) {
2838                         if (row_info[r].endfirsthead)
2839                                 TeXRow(os, r, runparams, columns);
2840                 }
2841                 if (endfirsthead.bottomDL)
2842                         os << "\\hline\n";
2843                 os << "\\endfirsthead\n";
2844         }
2845         // output header info
2846         if (haveLTHead()) {
2847                 if (endfirsthead.empty && !haveLTFirstHead())
2848                         os << "\\endfirsthead\n";
2849                 if (endhead.topDL)
2850                         os << "\\hline\n";
2851                 for (row_type r = 0; r < nrows(); ++r) {
2852                         if (row_info[r].endhead)
2853                                 TeXRow(os, r, runparams, columns);
2854                 }
2855                 if (endhead.bottomDL)
2856                         os << "\\hline\n";
2857                 os << "\\endhead\n";
2858         }
2859         // output footer info
2860         if (haveLTFoot()) {
2861                 if (endfoot.topDL)
2862                         os << "\\hline\n";
2863                 for (row_type r = 0; r < nrows(); ++r) {
2864                         if (row_info[r].endfoot)
2865                                 TeXRow(os, r, runparams, columns);
2866                 }
2867                 if (endfoot.bottomDL)
2868                         os << "\\hline\n";
2869                 os << "\\endfoot\n";
2870                 if (endlastfoot.empty && !haveLTLastFoot())
2871                         os << "\\endlastfoot\n";
2872         }
2873         // output lastfooter info
2874         if (haveLTLastFoot()) {
2875                 if (endlastfoot.topDL)
2876                         os << "\\hline\n";
2877                 for (row_type r = 0; r < nrows(); ++r) {
2878                         if (row_info[r].endlastfoot)
2879                                 TeXRow(os, r, runparams, columns);
2880                 }
2881                 if (endlastfoot.bottomDL)
2882                         os << "\\hline\n";
2883                 os << "\\endlastfoot\n";
2884         }
2885 }
2886
2887
2888 bool Tabular::isValidRow(row_type row) const
2889 {
2890         if (!is_long_tabular)
2891                 return true;
2892         return !row_info[row].endhead && !row_info[row].endfirsthead
2893                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2894                 && !row_info[row].caption;
2895 }
2896
2897
2898 void Tabular::TeXRow(otexstream & os, row_type row,
2899                      OutputParams const & runparams,
2900                      list<col_type> columns) const
2901 {
2902         idx_type cell = cellIndex(row, 0);
2903         InsetTableCell const * cinset = cellInset(cell);
2904         Paragraph const & cpar = cinset->paragraphs().front();
2905         string const clang = cpar.getParLanguage(buffer().params())->lang();
2906
2907         //output the top line
2908         TeXTopHLine(os, row, clang, columns);
2909
2910         if (row_info[row].top_space_default) {
2911                 if (use_booktabs)
2912                         os << "\\addlinespace\n";
2913                 else
2914                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2915         } else if(!row_info[row].top_space.zero()) {
2916                 if (use_booktabs)
2917                         os << "\\addlinespace["
2918                            << from_ascii(row_info[row].top_space.asLatexString())
2919                            << "]\n";
2920                 else {
2921                         os << "\\noalign{\\vskip"
2922                            << from_ascii(row_info[row].top_space.asLatexString())
2923                            << "}\n";
2924                 }
2925         }
2926         bool ismulticol = false;
2927         bool ismultirow = false;
2928
2929         // The bidi package (loaded by polyglossia) reverses RTL table columns
2930         bool const bidi_rtl =
2931                 runparams.local_font->isRightToLeft()
2932                 && runparams.use_polyglossia;
2933         idx_type lastcell =
2934                 bidi_rtl ? getFirstCellInRow(row) : getLastCellInRow(row);
2935
2936         for (auto const & c : columns) {
2937                 if (isPartOfMultiColumn(row, c))
2938                         continue;
2939
2940                 cell = cellIndex(row, c);
2941
2942                 if (isPartOfMultiRow(row, c)
2943                     && column_info[c].alignment != LYX_ALIGN_DECIMAL) {
2944                         if (cell != lastcell)
2945                                 os << " & ";
2946                         continue;
2947                 }
2948
2949                 TeXCellPreamble(os, cell, ismulticol, ismultirow, bidi_rtl);
2950                 InsetTableCell const * inset = cellInset(cell);
2951
2952                 Paragraph const & par = inset->paragraphs().front();
2953
2954                 os.texrow().forceStart(par.id(), 0);
2955
2956                 bool rtl = par.isRTL(buffer().params())
2957                         && !par.empty()
2958                         && getPWidth(cell).zero()
2959                         && !runparams.use_polyglossia;
2960
2961                 if (rtl) {
2962                         string const lang =
2963                                 par.getParLanguage(buffer().params())->lang();
2964                         if (lang == "farsi")
2965                                 os << "\\textFR{";
2966                         else if (lang == "arabic_arabi")
2967                                 os << "\\textAR{";
2968                         // currently, remaining RTL languages are
2969                         // arabic_arabtex and hebrew
2970                         else
2971                                 os << "\\R{";
2972                 }
2973                 // pass to the OutputParams that we are in a cell and
2974                 // which alignment we have set.
2975                 // InsetNewline needs this context information.
2976                 OutputParams newrp(runparams);
2977                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
2978                                     ? OutputParams::PLAIN
2979                                     : OutputParams::ALIGNED;
2980
2981                 if (getAlignment(cell) == LYX_ALIGN_DECIMAL) {
2982                         // copy cell and split in 2
2983                         InsetTableCell head = InsetTableCell(*cellInset(cell));
2984                         head.setBuffer(const_cast<Buffer &>(buffer()));
2985                         DocIterator dit = cellInset(cell)->getText(0)->macrocontextPosition();
2986                         dit.pop_back();
2987                         dit.push_back(CursorSlice(head));
2988                         head.setMacrocontextPositionRecursive(dit);
2989                         bool hassep = false;
2990                         InsetTableCell tail = splitCell(head, column_info[c].decimal_point, hassep);
2991                         if (hassep) {
2992                                 tail.setBuffer(head.buffer());
2993                                 dit.pop_back();
2994                                 dit.push_back(CursorSlice(tail));
2995                                 tail.setMacrocontextPositionRecursive(dit);
2996                         }
2997                         if (bidi_rtl) {
2998                                 if (hassep) {
2999                                         tail.latex(os, newrp);
3000                                         os << '&';
3001                                 }
3002                                 head.latex(os, newrp);
3003                         } else {
3004                                 head.latex(os, newrp);
3005                                 if (hassep) {
3006                                         os << '&';
3007                                         tail.latex(os, newrp);
3008                                 }
3009                         }
3010                 } else if (ltCaption(row)) {
3011                         // Inside longtable caption rows, we must only output the caption inset
3012                         // with its content and omit anything outside of that (see #10791)
3013                         InsetIterator it = inset_iterator_begin(*const_cast<InsetTableCell *>(inset));
3014                         InsetIterator i_end = inset_iterator_end(*const_cast<InsetTableCell *>(inset));
3015                         for (; it != i_end; ++it) {
3016                                 if (it->lyxCode() != CAPTION_CODE)
3017                                         continue;
3018                                 it->latex(os, runparams);
3019                                 break;
3020                         }
3021                 } else if (!isPartOfMultiRow(row, c)) {
3022                         if (!runparams.nice)
3023                                 os.texrow().start(par.id(), 0);
3024                         inset->latex(os, newrp);
3025                 }
3026
3027                 runparams.encoding = newrp.encoding;
3028                 if (rtl)
3029                         os << '}';
3030
3031                 TeXCellPostamble(os, cell, ismulticol, ismultirow);
3032                 if (cell != lastcell) { // not last cell in row
3033                         if (runparams.nice)
3034                                 os << " & ";
3035                         else
3036                                 os << " &\n";
3037                 }
3038         }
3039         os << "\\tabularnewline";
3040         if (row_info[row].bottom_space_default) {
3041                 if (use_booktabs)
3042                         os << "\\addlinespace";
3043                 else
3044                         os << "[\\doublerulesep]";
3045         } else if (!row_info[row].bottom_space.zero()) {
3046                 if (use_booktabs)
3047                         os << "\\addlinespace";
3048                 os << '['
3049                    << from_ascii(row_info[row].bottom_space.asLatexString())
3050                    << ']';
3051         }
3052         os << '\n';
3053
3054         //output the bottom line
3055         TeXBottomHLine(os, row, clang, columns);
3056
3057         if (row_info[row].interline_space_default) {
3058                 if (use_booktabs)
3059                         os << "\\addlinespace\n";
3060                 else
3061                         os << "\\noalign{\\vskip\\doublerulesep}\n";
3062         } else if (!row_info[row].interline_space.zero()) {
3063                 if (use_booktabs)
3064                         os << "\\addlinespace["
3065                            << from_ascii(row_info[row].interline_space.asLatexString())
3066                            << "]\n";
3067                 else
3068                         os << "\\noalign{\\vskip"
3069                            << from_ascii(row_info[row].interline_space.asLatexString())
3070                            << "}\n";
3071         }
3072 }
3073
3074
3075 void Tabular::latex(otexstream & os, OutputParams const & runparams) const
3076 {
3077         bool const is_tabular_star = !is_long_tabular && !tabular_width.zero()
3078                 && !hasVarwidthColumn();
3079         bool const is_xltabular = is_long_tabular
3080                 && (hasVarwidthColumn() || !tabular_width.zero());
3081         TexRow::RowEntry pos = TexRow::textEntry(runparams.lastid, runparams.lastpos);
3082
3083         //+---------------------------------------------------------------------
3084         //+                      first the opening preamble                    +
3085         //+---------------------------------------------------------------------
3086
3087         os << safebreakln;
3088         if (!TexRow::isNone(pos))
3089                 os.texrow().start(pos);
3090
3091         if (rotate != 0) {
3092                 if (is_long_tabular)
3093                         os << "\\begin{landscape}\n";
3094                 else
3095                         os << "\\begin{turn}{" << convert<string>(rotate) << "}\n";
3096         }
3097
3098         if (is_long_tabular) {
3099                 if (is_xltabular)
3100                         os << "\\begin{xltabular}";
3101                 else
3102                         os << "\\begin{longtable}";
3103                 switch (longtabular_alignment) {
3104                 case LYX_LONGTABULAR_ALIGN_LEFT:
3105                         os << "[l]";
3106                         break;
3107                 case LYX_LONGTABULAR_ALIGN_CENTER:
3108                         os << "[c]";
3109                         break;
3110                 case LYX_LONGTABULAR_ALIGN_RIGHT:
3111                         os << "[r]";
3112                         break;
3113                 }
3114                 if (is_xltabular) {
3115                         if (tabular_width.zero())
3116                                 os << "{" << from_ascii("\\columnwidth") << "}";
3117                         else
3118                                 os << "{" << from_ascii(tabular_width.asLatexString()) << "}";
3119                 }
3120         } else {
3121                 if (is_tabular_star)
3122                         os << "\\begin{tabular*}{" << from_ascii(tabular_width.asLatexString()) << "}";
3123                 else if (hasVarwidthColumn()) {
3124                         os << "\\begin{tabularx}{";
3125                         if (tabular_width.zero())
3126                                 os << from_ascii("\\columnwidth") << "}";
3127                         else
3128                                 os << from_ascii(tabular_width.asLatexString()) << "}";
3129                 } else
3130                         os << "\\begin{tabular}";
3131                 switch (tabular_valignment) {
3132                 case LYX_VALIGN_TOP:
3133                         os << "[t]";
3134                         break;
3135                 case LYX_VALIGN_MIDDLE:
3136                         break;
3137                 case LYX_VALIGN_BOTTOM:
3138                         os << "[b]";
3139                         break;
3140                 }
3141         }
3142
3143         os << "{";
3144
3145         if (is_tabular_star)
3146                 os << "@{\\extracolsep{\\fill}}";
3147
3148         // The bidi package (loaded by polyglossia) swaps the column
3149         // order for RTL (#9686). Thus we use this list.
3150         bool const bidi_rtl =
3151                 runparams.local_font->isRightToLeft()
3152                 && runparams.use_polyglossia;
3153         list<col_type> columns;
3154         for (col_type cl = 0; cl < ncols(); ++cl) {
3155                 if (bidi_rtl)
3156                         columns.push_front(cl);
3157                 else
3158                         columns.push_back(cl);
3159         }
3160
3161         for (auto const & c : columns) {
3162                 if ((bidi_rtl && columnRightLine(c)) || (!bidi_rtl && columnLeftLine(c)))
3163                         os << '|';
3164                 if (!column_info[c].align_special.empty()) {
3165                         os << column_info[c].align_special;
3166                 } else {
3167                         if (!column_info[c].p_width.zero()) {
3168                                 bool decimal = false;
3169                                 switch (column_info[c].alignment) {
3170                                 case LYX_ALIGN_LEFT:
3171                                         os << ">{\\raggedright}";
3172                                         break;
3173                                 case LYX_ALIGN_RIGHT:
3174                                         os << ">{\\raggedleft}";
3175                                         break;
3176                                 case LYX_ALIGN_CENTER:
3177                                         os << ">{\\centering}";
3178                                         break;
3179                                 case LYX_ALIGN_NONE:
3180                                 case LYX_ALIGN_BLOCK:
3181                                 case LYX_ALIGN_LAYOUT:
3182                                 case LYX_ALIGN_SPECIAL:
3183                                         break;
3184                                 case LYX_ALIGN_DECIMAL: {
3185                                         if (bidi_rtl)
3186                                                 os << ">{\\raggedright}";
3187                                         else
3188                                                 os << ">{\\raggedleft}";
3189                                         decimal = true;
3190                                         break;
3191                                 }
3192                                 }
3193
3194                                 char valign = 'p';
3195                                 switch (column_info[c].valignment) {
3196                                 case LYX_VALIGN_TOP:
3197                                         // this is the default
3198                                         break;
3199                                 case LYX_VALIGN_MIDDLE:
3200                                         valign = 'm';
3201                                         break;
3202                                 case LYX_VALIGN_BOTTOM:
3203                                         valign = 'b';
3204                                         break;
3205                                 }
3206                                 os << valign;
3207
3208                                 // Fixed-width cells with alignment at decimal separator
3209                                 // are output as two cells of half the width with the decimal
3210                                 // separator as column sep. This effectively puts the content
3211                                 // centered, which differs from the normal decimal sep alignment
3212                                 // and is not ideal, but we cannot do better ATM (see #9568).
3213                                 // FIXME: Implement proper decimal sep alignment, e.g. via siunitx.
3214                                 if (decimal) {
3215                                         docstring const halffixedwith =
3216                                                 from_ascii(Length(column_info[c].p_width.value() / 2,
3217                                                                   column_info[c].p_width.unit()).asLatexString());
3218                                         os << '{'
3219                                            << halffixedwith
3220                                            << '}'
3221                                            << "@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}"
3222                                            << valign
3223                                            << '{'
3224                                            << halffixedwith
3225                                            << '}';
3226                                 } else
3227                                         os << '{'
3228                                            << from_ascii(column_info[c].p_width.asLatexString())
3229                                            << '}';
3230                         } else if (column_info[c].varwidth) {
3231                                 switch (column_info[c].alignment) {
3232                                 case LYX_ALIGN_LEFT:
3233                                         os << ">{\\raggedright\\arraybackslash}";
3234                                         break;
3235                                 case LYX_ALIGN_RIGHT:
3236                                         os << ">{\\raggedleft\\arraybackslash}";
3237                                         break;
3238                                 case LYX_ALIGN_CENTER:
3239                                         os << ">{\\centering\\arraybackslash}";
3240                                         break;
3241                                 case LYX_ALIGN_NONE:
3242                                 case LYX_ALIGN_BLOCK:
3243                                 case LYX_ALIGN_LAYOUT:
3244                                 case LYX_ALIGN_SPECIAL:
3245                                 case LYX_ALIGN_DECIMAL:
3246                                         break;
3247                                 }
3248                                 os << 'X';
3249                         } else if (isVTypeColumn(c)) {
3250                                 switch (column_info[c].alignment) {
3251                                 case LYX_ALIGN_LEFT:
3252                                         os << ">{\\raggedright}";
3253                                         break;
3254                                 case LYX_ALIGN_RIGHT:
3255                                         os << ">{\\raggedleft}";
3256                                         break;
3257                                 case LYX_ALIGN_CENTER:
3258                                         os << ">{\\centering}";
3259                                         break;
3260                                 case LYX_ALIGN_NONE:
3261                                 case LYX_ALIGN_BLOCK:
3262                                 case LYX_ALIGN_LAYOUT:
3263                                 case LYX_ALIGN_SPECIAL:
3264                                 case LYX_ALIGN_DECIMAL:
3265                                         break;
3266                                 }
3267                                 os << "V{\\linewidth}";
3268                         } else {
3269                                 switch (column_info[c].alignment) {
3270                                 case LYX_ALIGN_LEFT:
3271                                         os << 'l';
3272                                         break;
3273                                 case LYX_ALIGN_RIGHT:
3274                                         os << 'r';
3275                                         break;
3276                                 case LYX_ALIGN_DECIMAL:
3277                                         os << "r@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}l";
3278                                         break;
3279                                 default:
3280                                         os << 'c';
3281                                         break;
3282                                 }
3283                         } // end if else !column_info[i].p_width
3284                 } // end if else !column_info[i].align_special
3285                 if ((bidi_rtl && columnLeftLine(c)) || (!bidi_rtl && columnRightLine(c)))
3286                         os << '|';
3287         }
3288         os << "}\n";
3289
3290         TeXLongtableHeaderFooter(os, runparams, columns);
3291
3292         //+---------------------------------------------------------------------
3293         //+                      the single row and columns (cells)            +
3294         //+---------------------------------------------------------------------
3295
3296         for (row_type r = 0; r < nrows(); ++r) {
3297                 if (isValidRow(r)) {
3298                         TeXRow(os, r, runparams, columns);
3299                         if (is_long_tabular && row_info[r].newpage)
3300                                 os << "\\newpage\n";
3301                 }
3302         }
3303
3304         //+---------------------------------------------------------------------
3305         //+                      the closing of the tabular                    +
3306         //+---------------------------------------------------------------------
3307
3308         if (is_long_tabular) {
3309                 if (is_xltabular)
3310                         os << "\\end{xltabular}";
3311                 else
3312                         os << "\\end{longtable}";
3313         } else {
3314                 if (is_tabular_star)
3315                         os << "\\end{tabular*}";
3316                 else if (hasVarwidthColumn())
3317                         os << "\\end{tabularx}";
3318                 else
3319                         os << "\\end{tabular}";
3320         }
3321
3322         if (rotate != 0) {
3323                 if (is_long_tabular)
3324                         os << breakln << "\\end{landscape}";
3325                 else
3326                         os << breakln << "\\end{turn}";
3327         }
3328
3329         if (!TexRow::isNone(pos))
3330                 os.texrow().start(pos);
3331 }
3332
3333
3334 int Tabular::docbookRow(odocstream & os, row_type row,
3335                            OutputParams const & runparams) const
3336 {
3337         int ret = 0;
3338         idx_type cell = getFirstCellInRow(row);
3339
3340         os << "<row>\n";
3341         for (col_type c = 0; c < ncols(); ++c) {
3342                 if (isPartOfMultiColumn(row, c))
3343                         continue;
3344
3345                 os << "<entry align=\"";
3346                 switch (getAlignment(cell)) {
3347                 case LYX_ALIGN_LEFT:
3348                         os << "left";
3349                         break;
3350                 case LYX_ALIGN_RIGHT:
3351                         os << "right";
3352                         break;
3353                 default:
3354                         os << "center";
3355                         break;
3356                 }
3357
3358                 os << "\" valign=\"";
3359                 switch (getVAlignment(cell)) {
3360                 case LYX_VALIGN_TOP:
3361                         os << "top";
3362                         break;
3363                 case LYX_VALIGN_BOTTOM:
3364                         os << "bottom";
3365                         break;
3366                 case LYX_VALIGN_MIDDLE:
3367                         os << "middle";
3368                 }
3369                 os << '"';
3370
3371                 if (isMultiColumn(cell)) {
3372                         os << " namest=\"col" << c << "\" ";
3373                         os << "nameend=\"col" << c + columnSpan(cell) - 1 << '"';
3374                 }
3375
3376                 os << '>';
3377                 ret += cellInset(cell)->docbook(os, runparams);
3378                 os << "</entry>\n";
3379                 ++cell;
3380         }
3381         os << "</row>\n";
3382         return ret;
3383 }
3384
3385
3386 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
3387 {
3388         int ret = 0;
3389
3390         //+---------------------------------------------------------------------
3391         //+                      first the opening preamble                    +
3392         //+---------------------------------------------------------------------
3393
3394         os << "<tgroup cols=\"" << ncols()
3395            << "\" colsep=\"1\" rowsep=\"1\">\n";
3396
3397         for (col_type c = 0; c < ncols(); ++c) {
3398                 os << "<colspec colname=\"col" << c << "\" align=\"";
3399                 switch (column_info[c].alignment) {
3400                 case LYX_ALIGN_LEFT:
3401                         os << "left";
3402                         break;
3403                 case LYX_ALIGN_RIGHT:
3404                         os << "right";
3405                         break;
3406                 default:
3407                         os << "center";
3408                         break;
3409                 }
3410                 os << '"';
3411                 if (runparams.flavor == OutputParams::XML)
3412                         os << '/';
3413                 os << ">\n";
3414                 ++ret;
3415         }
3416
3417         //+---------------------------------------------------------------------
3418         //+                      Long Tabular case                             +
3419         //+---------------------------------------------------------------------
3420
3421         // output caption info
3422         // The caption flag wins over head/foot
3423         if (haveLTCaption()) {
3424                 os << "<caption>\n";
3425                 ++ret;
3426                 for (row_type r = 0; r < nrows(); ++r) {
3427                         if (row_info[r].caption) {
3428                                 ret += docbookRow(os, r, runparams);
3429                         }
3430                 }
3431                 os << "</caption>\n";
3432                 ++ret;
3433         }
3434         // output header info
3435         if (haveLTHead(false) || haveLTFirstHead(false)) {
3436                 os << "<thead>\n";
3437                 ++ret;
3438                 for (row_type r = 0; r < nrows(); ++r) {
3439                         if ((row_info[r].endhead || row_info[r].endfirsthead) &&
3440                             !row_info[r].caption) {
3441                                 ret += docbookRow(os, r, runparams);
3442                         }
3443                 }
3444                 os << "</thead>\n";
3445                 ++ret;
3446         }
3447         // output footer info
3448         if (haveLTFoot(false) || haveLTLastFoot(false)) {
3449                 os << "<tfoot>\n";
3450                 ++ret;
3451                 for (row_type r = 0; r < nrows(); ++r) {
3452                         if ((row_info[r].endfoot || row_info[r].endlastfoot) &&
3453                             !row_info[r].caption) {
3454                                 ret += docbookRow(os, r, runparams);
3455                         }
3456                 }
3457                 os << "</tfoot>\n";
3458                 ++ret;
3459         }
3460
3461         //+---------------------------------------------------------------------
3462         //+                      the single row and columns (cells)            +
3463         //+---------------------------------------------------------------------
3464
3465         os << "<tbody>\n";
3466         ++ret;
3467         for (row_type r = 0; r < nrows(); ++r) {
3468                 if (isValidRow(r)) {
3469                         ret += docbookRow(os, r, runparams);
3470                 }
3471         }
3472         os << "</tbody>\n";
3473         ++ret;
3474         //+---------------------------------------------------------------------
3475         //+                      the closing of the tabular                    +
3476         //+---------------------------------------------------------------------
3477
3478         os << "</tgroup>";
3479         ++ret;
3480
3481         return ret;
3482 }
3483
3484
3485 docstring Tabular::xhtmlRow(XHTMLStream & xs, row_type row,
3486                            OutputParams const & runparams, bool header) const
3487 {
3488         docstring ret;
3489         string const celltag = header ? "th" : "td";
3490         idx_type cell = getFirstCellInRow(row);
3491
3492         xs << html::StartTag("tr");
3493         for (col_type c = 0; c < ncols(); ++c) {
3494                 if (isPartOfMultiColumn(row, c) || isPartOfMultiRow(row, c))
3495                         continue;
3496
3497                 stringstream attr;
3498
3499                 Length const cwidth = column_info[c].p_width;
3500                 if (!cwidth.zero()) {
3501                         string const hwidth = cwidth.asHTMLString();
3502                         attr << "style =\"width: " << hwidth << ";\" ";
3503                 }
3504
3505                 attr << "align='";
3506                 switch (getAlignment(cell)) {
3507                 case LYX_ALIGN_LEFT:
3508                         attr << "left";
3509                         break;
3510                 case LYX_ALIGN_RIGHT:
3511                         attr << "right";
3512                         break;
3513                 default:
3514                         attr << "center";
3515                         break;
3516                 }
3517                 attr << "'";
3518                 attr << " valign='";
3519                 switch (getVAlignment(cell)) {
3520                 case LYX_VALIGN_TOP:
3521                         attr << "top";
3522                         break;
3523                 case LYX_VALIGN_BOTTOM:
3524                         attr << "bottom";
3525                         break;
3526                 case LYX_VALIGN_MIDDLE:
3527                         attr << "middle";
3528                 }
3529                 attr << "'";
3530
3531                 if (isMultiColumn(cell))
3532                         attr << " colspan='" << columnSpan(cell) << "'";
3533                 else if (isMultiRow(cell))
3534                         attr << " rowspan='" << rowSpan(cell) << "'";
3535
3536                 xs << html::StartTag(celltag, attr.str(), true) << html::CR();
3537                 ret += cellInset(cell)->xhtml(xs, runparams);
3538                 xs << html::EndTag(celltag) << html::CR();
3539                 ++cell;
3540         }
3541         xs << html::EndTag("tr");
3542         return ret;
3543 }
3544
3545
3546 docstring Tabular::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
3547 {
3548         docstring ret;
3549
3550         if (is_long_tabular) {
3551                 // we'll wrap it in a div, so as to deal with alignment
3552                 string align;
3553                 switch (longtabular_alignment) {
3554                 case LYX_LONGTABULAR_ALIGN_LEFT:
3555                         align = "left";
3556                         break;
3557                 case LYX_LONGTABULAR_ALIGN_CENTER:
3558                         align = "center";
3559                         break;
3560                 case LYX_LONGTABULAR_ALIGN_RIGHT:
3561                         align = "right";
3562                         break;
3563                 }
3564                 xs << html::StartTag("div", "class='longtable' style='text-align: " + align + ";'")
3565                    << html::CR();
3566                 // The caption flag wins over head/foot
3567                 if (haveLTCaption()) {
3568                         xs << html::StartTag("div", "class='longtable-caption' style='text-align: " + align + ";'")
3569                            << html::CR();
3570                         for (row_type r = 0; r < nrows(); ++r)
3571                                 if (row_info[r].caption)
3572                                         ret += xhtmlRow(xs, r, runparams);
3573                         xs << html::EndTag("div") << html::CR();
3574                 }
3575         }
3576
3577         xs << html::StartTag("table") << html::CR();
3578
3579         // output header info
3580         bool const havefirsthead = haveLTFirstHead(false);
3581         // if we have a first head, then we are going to ignore the
3582         // headers for the additional pages, since there aren't any
3583         // in XHTML. this test accomplishes that.
3584         bool const havehead = !havefirsthead && haveLTHead(false);
3585         if (havehead || havefirsthead) {
3586                 xs << html::StartTag("thead") << html::CR();
3587                 for (row_type r = 0; r < nrows(); ++r) {
3588                         if (((havefirsthead && row_info[r].endfirsthead) ||
3589                              (havehead && row_info[r].endhead)) &&
3590                             !row_info[r].caption) {
3591                                 ret += xhtmlRow(xs, r, runparams, true);
3592                         }
3593                 }
3594                 xs << html::EndTag("thead") << html::CR();
3595         }
3596         // output footer info
3597         bool const havelastfoot = haveLTLastFoot(false);
3598         // as before.
3599         bool const havefoot = !havelastfoot && haveLTFoot(false);
3600         if (havefoot || havelastfoot) {
3601                 xs << html::StartTag("tfoot") << html::CR();
3602                 for (row_type r = 0; r < nrows(); ++r) {
3603                         if (((havelastfoot && row_info[r].endlastfoot) ||
3604                              (havefoot && row_info[r].endfoot)) &&
3605                             !row_info[r].caption) {
3606                                 ret += xhtmlRow(xs, r, runparams);
3607                         }
3608                 }
3609                 xs << html::EndTag("tfoot") << html::CR();
3610         }
3611
3612         xs << html::StartTag("tbody") << html::CR();
3613         for (row_type r = 0; r < nrows(); ++r) {
3614                 if (isValidRow(r)) {
3615                         ret += xhtmlRow(xs, r, runparams);
3616                 }
3617         }
3618         xs << html::EndTag("tbody")
3619            << html::CR()
3620            << html::EndTag("table")
3621            << html::CR();
3622         if (is_long_tabular)
3623                 xs << html::EndTag("div") << html::CR();
3624         return ret;
3625 }
3626
3627
3628 bool Tabular::plaintextTopHLine(odocstringstream & os, row_type row,
3629                                    vector<unsigned int> const & clen) const
3630 {
3631         idx_type const fcell = getFirstCellInRow(row);
3632         idx_type const n = numberOfCellsInRow(row) + fcell;
3633         idx_type tmp = 0;
3634
3635         for (idx_type i = fcell; i < n; ++i) {
3636                 if (topLine(i)) {
3637                         ++tmp;
3638                         break;
3639                 }
3640         }
3641         if (!tmp)
3642                 return false;
3643
3644         char_type ch;
3645         for (idx_type i = fcell; i < n; ++i) {
3646                 if (topLine(i)) {
3647                         if (leftLine(i))
3648                                 os << "+-";
3649                         else
3650                                 os << "--";
3651                         ch = '-';
3652                 } else {
3653                         os << "  ";
3654                         ch = ' ';
3655                 }
3656                 col_type column = cellColumn(i);
3657                 int len = clen[column];
3658                 while (column < ncols() - 1
3659                        && isPartOfMultiColumn(row, ++column))
3660                         len += clen[column] + 4;
3661                 os << docstring(len, ch);
3662                 if (topLine(i)) {
3663                         if (rightLine(i))
3664                                 os << "-+";
3665                         else
3666                                 os << "--";
3667                 } else {
3668                         os << "  ";
3669                 }
3670         }
3671         os << endl;
3672         return true;
3673 }
3674
3675
3676 bool Tabular::plaintextBottomHLine(odocstringstream & os, row_type row,
3677                                       vector<unsigned int> const & clen) const
3678 {
3679         idx_type const fcell = getFirstCellInRow(row);
3680         idx_type const n = numberOfCellsInRow(row) + fcell;
3681         idx_type tmp = 0;
3682
3683         for (idx_type i = fcell; i < n; ++i) {
3684                 if (bottomLine(i)) {
3685                         ++tmp;
3686                         break;
3687                 }
3688         }
3689         if (!tmp)
3690                 return false;
3691
3692         char_type ch;
3693         for (idx_type i = fcell; i < n; ++i) {
3694                 if (bottomLine(i)) {
3695                         if (leftLine(i))
3696                                 os << "+-";
3697                         else
3698                                 os << "--";
3699                         ch = '-';
3700                 } else {
3701                         os << "  ";
3702                         ch = ' ';
3703                 }
3704                 col_type column = cellColumn(i);
3705                 int len = clen[column];
3706                 while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3707                         len += clen[column] + 4;
3708                 os << docstring(len, ch);
3709                 if (bottomLine(i)) {
3710                         if (rightLine(i))
3711                                 os << "-+";
3712                         else
3713                                 os << "--";
3714                 } else {
3715                         os << "  ";
3716                 }
3717         }
3718         os << endl;
3719         return true;
3720 }
3721
3722
3723 void Tabular::plaintextPrintCell(odocstringstream & os,
3724                                OutputParams const & runparams,
3725                                idx_type cell, row_type row, col_type column,
3726                                vector<unsigned int> const & clen,
3727                                bool onlydata, size_t max_length) const
3728 {
3729         odocstringstream sstr;
3730         cellInset(cell)->plaintext(sstr, runparams, max_length);
3731
3732         if (onlydata) {
3733                 os << sstr.str();
3734                 return;
3735         }
3736
3737         if (leftLine(cell))
3738                 os << "| ";
3739         else
3740                 os << "  ";
3741
3742         unsigned int len1 = sstr.str().length();
3743         unsigned int len2 = clen[column];
3744         while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3745                 len2 += clen[column] + 4;
3746         len2 -= len1;
3747
3748         switch (getAlignment(cell)) {
3749         default:
3750         case LYX_ALIGN_LEFT:
3751                 len1 = 0;
3752                 break;
3753         case LYX_ALIGN_RIGHT:
3754                 len1 = len2;
3755                 len2 = 0;
3756                 break;
3757         case LYX_ALIGN_CENTER:
3758                 len1 = len2 / 2;
3759                 len2 -= len1;
3760                 break;
3761         }
3762
3763         os << docstring(len1, ' ') << sstr.str()
3764            << docstring(len2, ' ');
3765
3766         if (rightLine(cell))
3767                 os << " |";
3768         else
3769                 os << "  ";
3770 }
3771
3772
3773 void Tabular::plaintext(odocstringstream & os,
3774                            OutputParams const & runparams, int const depth,
3775                            bool onlydata, char_type delim, size_t max_length) const
3776 {
3777         // first calculate the width of the single columns
3778         vector<unsigned int> clen(ncols());
3779
3780         if (!onlydata) {
3781                 // first all non multicolumn cells!
3782                 for (col_type c = 0; c < ncols(); ++c) {
3783                         clen[c] = 0;
3784                         for (row_type r = 0; r < nrows(); ++r) {
3785                                 idx_type cell = cellIndex(r, c);
3786                                 if (isMultiColumn(cell))
3787                                         continue;
3788                                 odocstringstream sstr;
3789                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3790                                 if (clen[c] < sstr.str().length())
3791                                         clen[c] = sstr.str().length();
3792                         }
3793                 }
3794                 // then all multicolumn cells!
3795                 for (col_type c = 0; c < ncols(); ++c) {
3796                         for (row_type r = 0; r < nrows(); ++r) {
3797                                 idx_type cell = cellIndex(r, c);
3798                                 if (cell_info[r][c].multicolumn != CELL_BEGIN_OF_MULTICOLUMN)
3799                                         continue;
3800                                 odocstringstream sstr;
3801                                 cellInset(cell)->plaintext(sstr, runparams, max_length);
3802                                 int len = int(sstr.str().length());
3803                                 idx_type const n = columnSpan(cell);
3804                                 for (col_type k = c; len > 0 && k < c + n - 1; ++k)
3805                                         len -= clen[k];
3806                                 if (len > int(clen[c + n - 1]))
3807                                         clen[c + n - 1] = len;
3808                         }
3809                 }
3810         }
3811         idx_type cell = 0;
3812         for (row_type r = 0; r < nrows(); ++r) {
3813                 if (!onlydata && plaintextTopHLine(os, r, clen))
3814                         os << docstring(depth * 2, ' ');
3815                 for (col_type c = 0; c < ncols(); ++c) {
3816                         if (isPartOfMultiColumn(r, c) || isPartOfMultiRow(r,c))
3817                                 continue;
3818                         if (onlydata && c > 0)
3819                                 // we don't use operator<< for single UCS4 character.
3820                                 // see explanation in docstream.h
3821                                 os.put(delim);
3822                         plaintextPrintCell(os, runparams, cell, r, c, clen, onlydata, max_length);
3823                         ++cell;
3824                         if (os.str().size() > max_length)
3825                                 break;
3826                 }
3827                 os << endl;
3828                 if (!onlydata) {
3829                         os << docstring(depth * 2, ' ');
3830                         if (plaintextBottomHLine(os, r, clen))
3831                                 os << docstring(depth * 2, ' ');
3832                 }
3833                 if (os.str().size() > max_length)
3834                         break;
3835         }
3836 }
3837
3838
3839 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell)
3840 {
3841         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
3842 }
3843
3844
3845 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row, col_type column)
3846 {
3847         return cell_info[row][column].inset;
3848 }
3849
3850
3851 InsetTableCell const * Tabular::cellInset(idx_type cell) const
3852 {
3853         return cell_info[cellRow(cell)][cellColumn(cell)].inset.get();
3854 }
3855
3856
3857 void Tabular::setCellInset(row_type row, col_type column,
3858                            shared_ptr<InsetTableCell> ins)
3859 {
3860         CellData & cd = cell_info[row][column];
3861         cd.inset = ins;
3862 }
3863
3864
3865 void Tabular::validate(LaTeXFeatures & features) const
3866 {
3867         features.require("NeedTabularnewline");
3868         if (use_booktabs)
3869                 features.require("booktabs");
3870         if (is_long_tabular && !hasVarwidthColumn()) {
3871                 if (tabular_width.zero())
3872                         features.require("longtable");
3873                 else
3874                         features.require("xltabular");
3875         }
3876         if (rotate && is_long_tabular)
3877                 features.require("lscape");
3878         if (needRotating())
3879                 features.require("rotating");
3880         if (hasVarwidthColumn()) {
3881                 if (is_long_tabular)
3882                         features.require("xltabular");
3883                 else
3884                         features.require("tabularx");
3885         }
3886         for (idx_type cell = 0; cell < numberofcells; ++cell) {
3887                 if (isMultiRow(cell))
3888                         features.require("multirow");
3889                 if (getUsebox(cell) == BOX_VARWIDTH)
3890                         features.require("varwidth");
3891                 if (getVAlignment(cell) != LYX_VALIGN_TOP
3892                     || !getPWidth(cell).zero()
3893                     || isVTypeColumn(cellColumn(cell)))
3894                         features.require("array");
3895                 // Tell footnote that we need a savenote
3896                 // environment in non-long tables or
3897                 // longtable headers/footers
3898                 else if (!is_long_tabular && !features.inFloat())
3899                         features.saveNoteEnv("tabular");
3900                 else if (!isValidRow(cellRow(cell)))
3901                         features.saveNoteEnv("longtable");
3902
3903                 cellInset(cell)->validate(features);
3904                 features.saveNoteEnv(string());
3905         }
3906 }
3907
3908
3909 Tabular::BoxType Tabular::useBox(idx_type cell) const
3910 {
3911         ParagraphList const & parlist = cellInset(cell)->paragraphs();
3912         if (parlist.size() > 1)
3913                 return BOX_VARWIDTH;
3914
3915         ParagraphList::const_iterator cit = parlist.begin();
3916         ParagraphList::const_iterator end = parlist.end();
3917
3918         for (; cit != end; ++cit)
3919                 for (int i = 0; i < cit->size(); ++i)
3920                         if (cit->isNewline(i) || cit->layout().isEnvironment())
3921                                 return BOX_VARWIDTH;
3922
3923         return BOX_NONE;
3924 }
3925
3926
3927 /////////////////////////////////////////////////////////////////////
3928 //
3929 // InsetTableCell
3930 //
3931 /////////////////////////////////////////////////////////////////////
3932
3933 InsetTableCell::InsetTableCell(Buffer * buf)
3934         : InsetText(buf, InsetText::PlainLayout), isFixedWidth(false),
3935           isMultiColumn(false), isMultiRow(false), contentAlign(LYX_ALIGN_CENTER)
3936 {}
3937
3938
3939 bool InsetTableCell::forcePlainLayout(idx_type) const
3940 {
3941         return isMultiRow || (isMultiColumn && !isFixedWidth);
3942 }
3943
3944
3945 bool InsetTableCell::allowParagraphCustomization(idx_type) const
3946 {
3947         return isFixedWidth;
3948 }
3949
3950
3951 bool InsetTableCell::forceLocalFontSwitch() const
3952 {
3953         return isFixedWidth;
3954 }
3955
3956
3957 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
3958         FuncStatus & status) const
3959 {
3960         bool enabled = true;
3961         switch (cmd.action()) {
3962         case LFUN_MATH_DISPLAY:
3963                 if (!hasFixedWidth()) {
3964                         enabled = false;
3965                         break;
3966                 } //fall-through
3967         default:
3968                 return InsetText::getStatus(cur, cmd, status);
3969         }
3970         status.setEnabled(enabled);
3971         return true;
3972 }
3973
3974 docstring InsetTableCell::asString(bool intoInsets)
3975 {
3976         docstring retval;
3977         if (paragraphs().empty())
3978                 return retval;
3979         ParagraphList::const_iterator it = paragraphs().begin();
3980         ParagraphList::const_iterator en = paragraphs().end();
3981         bool first = true;
3982         for (; it != en; ++it) {
3983                 if (!first)
3984                         retval += "\n";
3985                 else
3986                         first = false;
3987                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
3988         }
3989         return retval;
3990 }
3991
3992
3993 void InsetTableCell::addToToc(DocIterator const & di, bool output_active,
3994                                                           UpdateType utype, TocBackend & backend) const
3995 {
3996         InsetText::iterateForToc(di, output_active, utype, backend);
3997 }
3998
3999
4000 docstring InsetTableCell::xhtml(XHTMLStream & xs, OutputParams const & rp) const
4001 {
4002         if (!isFixedWidth)
4003                 return InsetText::insetAsXHTML(xs, rp, InsetText::JustText);
4004         return InsetText::xhtml(xs, rp);
4005 }
4006
4007
4008 void InsetTableCell::metrics(MetricsInfo & mi, Dimension & dim) const
4009 {
4010         TextMetrics & tm = mi.base.bv->textMetrics(&text());
4011
4012         // Hand font through to contained lyxtext:
4013         tm.font_.fontInfo() = mi.base.font;
4014         mi.base.textwidth -= 2 * TEXT_TO_INSET_OFFSET;
4015
4016         // This can happen when a layout has a left and right margin,
4017         // and the view is made very narrow. We can't do better than
4018         // to draw it partly out of view (bug 5890).
4019         if (mi.base.textwidth < 1)
4020                 mi.base.textwidth = 1;
4021
4022         // We tell metrics here not to expand on multiple pars
4023         // This is the difference to InsetText::Metrics
4024         if (hasFixedWidth())
4025                 tm.metrics(mi, dim, mi.base.textwidth, false);
4026         else
4027                 tm.metrics(mi, dim, 0, false);
4028         mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
4029         dim.asc += TEXT_TO_INSET_OFFSET;
4030         dim.des += TEXT_TO_INSET_OFFSET;
4031         dim.wid += 2 * TEXT_TO_INSET_OFFSET;
4032 }
4033
4034
4035
4036 /////////////////////////////////////////////////////////////////////
4037 //
4038 // InsetTabular
4039 //
4040 /////////////////////////////////////////////////////////////////////
4041
4042 InsetTabular::InsetTabular(Buffer * buf, row_type rows,
4043                            col_type columns)
4044         : Inset(buf), tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))),
4045           rowselect_(false), colselect_(false)
4046 {
4047 }
4048
4049
4050 InsetTabular::InsetTabular(InsetTabular const & tab)
4051         : Inset(tab), tabular(tab.tabular),
4052           rowselect_(false), colselect_(false)
4053 {
4054 }
4055
4056
4057 InsetTabular::~InsetTabular()
4058 {
4059         hideDialogs("tabular", this);
4060 }
4061
4062
4063 void InsetTabular::setBuffer(Buffer & buf)
4064 {
4065         tabular.setBuffer(buf);
4066         Inset::setBuffer(buf);
4067 }
4068
4069
4070 bool InsetTabular::insetAllowed(InsetCode code) const
4071 {
4072         switch (code) {
4073         case FLOAT_CODE:
4074         case MARGIN_CODE:
4075         case MATHMACRO_CODE:
4076         case WRAP_CODE:
4077                 return false;
4078
4079         case CAPTION_CODE:
4080                 return tabular.is_long_tabular;
4081
4082         default:
4083                 return true;
4084         }
4085 }
4086
4087
4088 bool InsetTabular::allowsCaptionVariation(std::string const & newtype) const
4089 {
4090         return tabular.is_long_tabular &&
4091                 (newtype == "Standard" || newtype == "Unnumbered");
4092 }
4093
4094
4095 void InsetTabular::write(ostream & os) const
4096 {
4097         os << "Tabular" << endl;
4098         tabular.write(os);
4099 }
4100
4101
4102 string InsetTabular::contextMenu(BufferView const &, int, int) const
4103 {
4104         // FIXME: depending on the selection state,
4105         // we could offer a different menu.
4106         return cell(0)->contextMenuName() + ";" + contextMenuName();
4107 }
4108
4109
4110 string InsetTabular::contextMenuName() const
4111 {
4112         return "context-tabular";
4113 }
4114
4115
4116 void InsetTabular::read(Lexer & lex)
4117 {
4118         //bool const old_format = (lex.getString() == "\\LyXTable");
4119
4120         tabular.read(lex);
4121
4122         //if (old_format)
4123         //      return;
4124
4125         lex.next();
4126         string token = lex.getString();
4127         while (lex && token != "\\end_inset") {
4128                 lex.next();
4129                 token = lex.getString();
4130         }
4131         if (!lex)
4132                 lex.printError("Missing \\end_inset at this point. ");
4133 }
4134
4135
4136 int InsetTabular::rowFromY(Cursor & cur, int y) const
4137 {
4138         // top y coordinate of tabular
4139         int h = yo(cur.bv()) - tabular.rowAscent(0) + tabular.offsetVAlignment();
4140         row_type r = 0;
4141         for (; r < tabular.nrows() && y > h; ++r)
4142                 h += tabular.rowAscent(r) + tabular.rowDescent(r)
4143                         + tabular.interRowSpace(r);
4144
4145         return r - 1;
4146 }
4147
4148
4149 int InsetTabular::columnFromX(Cursor & cur, int x) const
4150 {
4151         // left x coordinate of tabular
4152         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
4153         col_type c = 0;
4154         for (; c < tabular.ncols() && x > w; ++c)
4155                 w += tabular.cellWidth(c);
4156         return c - 1;
4157 }
4158
4159
4160 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
4161 {
4162         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
4163         //      mi.base.textwidth << "\n";
4164         LBUFERR(mi.base.bv);
4165
4166         for (row_type r = 0; r < tabular.nrows(); ++r) {
4167                 int maxasc = 0;
4168                 int maxdes = 0;
4169                 for (col_type c = 0; c < tabular.ncols(); ++c) {
4170                         if (tabular.isPartOfMultiColumn(r, c)
4171                                 || tabular.isPartOfMultiRow(r, c))
4172                                 // multicolumn or multirow cell, but not first one
4173                                 continue;
4174                         idx_type const cell = tabular.cellIndex(r, c);
4175                         Dimension dim0;
4176                         MetricsInfo m = mi;
4177                         Length const p_width = tabular.getPWidth(cell);
4178                         if (!p_width.zero())
4179                                 m.base.textwidth = mi.base.inPixels(p_width);
4180                         else if (tabular.column_info[c].varwidth)
4181                                 m.base.textwidth = tabular.column_info[c].width;
4182                         tabular.cellInset(cell)->metrics(m, dim0);
4183                         if (!p_width.zero() || tabular.column_info[c].varwidth)
4184                                 dim0.wid = m.base.textwidth;
4185                         tabular.cellInfo(cell).width = dim0.wid + 2 * WIDTH_OF_LINE
4186                                 + tabular.interColumnSpace(cell);
4187
4188                         // FIXME(?): do we need a second metrics call?
4189                         TextMetrics const & tm =
4190                                 mi.base.bv->textMetrics(tabular.cellInset(cell)->getText(0));
4191
4192                         // determine horizontal offset because of decimal align (if necessary)
4193                         int decimal_width = 0;
4194                         if (tabular.getAlignment(cell) == LYX_ALIGN_DECIMAL) {
4195                                 InsetTableCell tail = InsetTableCell(*tabular.cellInset(cell));
4196                                 tail.setBuffer(tabular.buffer());
4197                                 // we need to set macrocontext position everywhere
4198                                 // otherwise we crash with nested insets (e.g. footnotes)
4199                                 // after decimal point
4200                                 DocIterator dit = tabular.cellInset(cell)->getText(0)->macrocontextPosition();
4201                                 dit.pop_back();
4202                                 dit.push_back(CursorSlice(tail));
4203                                 tail.setMacrocontextPositionRecursive(dit);
4204
4205                                 // remove text leading decimal point
4206                                 docstring const align_d = tabular.column_info[c].decimal_point;
4207                                 dit = separatorPos(&tail, align_d);
4208
4209                                 pit_type const psize = tail.paragraphs().front().size();
4210                                 if (dit) {
4211                                         tail.paragraphs().front().eraseChars(0,
4212                                                 dit.pos() < psize ? dit.pos() + 1 : psize, false);
4213                                         Dimension dim1;
4214                                         tail.metrics(m, dim1);
4215                                         decimal_width = dim1.width();
4216                                 }
4217                         }
4218                         tabular.cell_info[r][c].decimal_hoffset = tm.width() - decimal_width;
4219                         tabular.cell_info[r][c].decimal_width = decimal_width;
4220
4221                         // with LYX_VALIGN_BOTTOM the descent is relative to the last par
4222                         // = descent of text in last par + TEXT_TO_INSET_OFFSET:
4223                         int const lastpardes = tm.last().second->descent()
4224                                 + TEXT_TO_INSET_OFFSET;
4225                         int offset = 0;
4226                         switch (tabular.getVAlignment(cell)) {
4227                                 case Tabular::LYX_VALIGN_TOP:
4228                                         break;
4229                                 case Tabular::LYX_VALIGN_MIDDLE:
4230                                         offset = -(dim0.des - lastpardes)/2;
4231                                         break;
4232                                 case Tabular::LYX_VALIGN_BOTTOM:
4233                                         offset = -(dim0.des - lastpardes);
4234                                         break;
4235                         }
4236                         tabular.cell_info[r][c].voffset = offset;
4237                         maxasc = max(maxasc, dim0.asc - offset);
4238                         maxdes = max(maxdes, dim0.des + offset);
4239                 }
4240                 int const top_space = tabular.row_info[r].top_space_default ?
4241                     default_line_space :
4242                     mi.base.inPixels(tabular.row_info[r].top_space);
4243                 tabular.setRowAscent(r, maxasc + ADD_TO_HEIGHT + top_space);
4244                 int const bottom_space = tabular.row_info[r].bottom_space_default ?
4245                     default_line_space :
4246                     mi.base.inPixels(tabular.row_info[r].bottom_space);
4247                 tabular.setRowDescent(r, maxdes + ADD_TO_HEIGHT + bottom_space);
4248         }
4249
4250         // We need to recalculate the metrics after column width calculation
4251         // with xtabular (possibly multiple times, so the call is recursive).
4252         if (tabular.updateColumnWidths(mi) && tabular.hasVarwidthColumn())
4253                 metrics(mi, dim);
4254         dim.asc = tabular.rowAscent(0) - tabular.offsetVAlignment();
4255         dim.des = tabular.height() - dim.asc;
4256         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
4257 }
4258
4259
4260 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col) const
4261 {
4262         if (&cur.inset() == this && cur.selection()) {
4263                 if (cur.selIsMultiCell()) {
4264                         row_type rs, re;
4265                         col_type cs, ce;
4266                         getSelection(cur, rs, re, cs, ce);
4267
4268                         idx_type const cell = tabular.cellIndex(row, col);
4269                         col_type const cspan = tabular.columnSpan(cell);
4270                         row_type const rspan = tabular.rowSpan(cell);
4271                         if (col + cspan - 1 >= cs && col <= ce
4272                                 && row + rspan - 1 >= rs && row <= re)
4273                                 return true;
4274                 } else
4275                         if (col == tabular.cellColumn(cur.idx())
4276                                 && row == tabular.cellRow(cur.idx())) {
4277                         CursorSlice const & beg = cur.selBegin();
4278                         CursorSlice const & end = cur.selEnd();
4279
4280                         if ((end.lastpos() > 0 || end.lastpit() > 0)
4281                                   && end.pos() == end.lastpos() && beg.pos() == 0
4282                                   && end.pit() == end.lastpit() && beg.pit() == 0)
4283                                 return true;
4284                 }
4285         }
4286         return false;
4287 }
4288
4289
4290 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
4291 {
4292         x += ADD_TO_TABULAR_WIDTH;
4293
4294         BufferView * bv = pi.base.bv;
4295         Cursor & cur = pi.base.bv->cursor();
4296
4297         // FIXME: As the full background is painted in drawBackground(),
4298         // we have no choice but to do a full repaint for the Text cells.
4299         pi.full_repaint = true;
4300
4301         bool const original_selection_state = pi.selected;
4302
4303         idx_type idx = 0;
4304
4305         int yy = y + tabular.offsetVAlignment();
4306         for (row_type r = 0; r < tabular.nrows(); ++r) {
4307                 int nx = x;
4308                 for (col_type c = 0; c < tabular.ncols(); ++c) {
4309                         if (tabular.isPartOfMultiColumn(r, c))
4310                                 continue;
4311
4312                         idx = tabular.cellIndex(r, c);
4313
4314                         if (tabular.isPartOfMultiRow(r, c)) {
4315                                 nx += tabular.cellWidth(idx);
4316                                 continue;
4317                         }
4318
4319                         pi.selected |= isCellSelected(cur, r, c);
4320                         int const cx = nx + tabular.textHOffset(idx);
4321                         int const cy = yy + tabular.textVOffset(idx);
4322                         // Cache the Inset position.
4323                         bv->coordCache().insets().add(cell(idx).get(), cx, cy);
4324                         cell(idx)->draw(pi, cx, cy);
4325                         drawCellLines(pi, nx, yy, r, idx);
4326                         nx += tabular.cellWidth(idx);
4327                         pi.selected = original_selection_state;
4328                 }
4329
4330                 if (r + 1 < tabular.nrows())
4331                         yy += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4332                                 + tabular.interRowSpace(r + 1);
4333         }
4334 }
4335
4336
4337 void InsetTabular::drawBackground(PainterInfo & pi, int x, int y) const
4338 {
4339         x += ADD_TO_TABULAR_WIDTH;
4340         y += tabular.offsetVAlignment() - tabular.rowAscent(0);
4341         pi.pain.fillRectangle(x, y, tabular.width(), tabular.height(),
4342                 pi.backgroundColor(this));
4343 }
4344
4345
4346 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
4347 {
4348         Cursor & cur = pi.base.bv->cursor();
4349
4350         x += ADD_TO_TABULAR_WIDTH;
4351
4352         if (!cur.selection())
4353                 return;
4354         if (&cur.inset() != this)
4355                 return;
4356
4357         //resetPos(cur);
4358
4359         bool const full_cell_selected = isCellSelected(cur,
4360                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
4361
4362         if (cur.selIsMultiCell() || full_cell_selected) {
4363                 for (row_type r = 0; r < tabular.nrows(); ++r) {
4364                         int xx = x;
4365                         for (col_type c = 0; c < tabular.ncols(); ++c) {
4366                                 if (tabular.isPartOfMultiColumn(r, c))
4367                                         continue;
4368
4369                                 idx_type const cell = tabular.cellIndex(r, c);
4370
4371                                 if (tabular.isPartOfMultiRow(r, c)) {
4372                                         xx += tabular.cellWidth(cell);
4373                                         continue;
4374                                 }
4375                                 int const w = tabular.cellWidth(cell);
4376                                 int const h = tabular.cellHeight(cell);
4377                                 int const yy = y - tabular.rowAscent(r) + tabular.offsetVAlignment();
4378                                 if (isCellSelected(cur, r, c))
4379                                         pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
4380                                 xx += w;
4381                         }
4382                         if (r + 1 < tabular.nrows())
4383                                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4384                                      + tabular.interRowSpace(r + 1);
4385                 }
4386
4387         }
4388         // FIXME: This code has no effect because InsetTableCell does not handle
4389         // drawSelection other than the trivial implementation in Inset.
4390         //else {
4391         //      x += cellXPos(cur.idx());
4392         //      x += tabular.textHOffset(cur.idx());
4393         //      cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
4394         //}
4395 }
4396
4397
4398 namespace {
4399
4400 void tabline(PainterInfo const & pi, int x1, int y1, int x2, int y2, int lt, int rt,
4401              bool drawline, bool heavy = false)
4402 {
4403         ColorCode const col = drawline ? Color_tabularline : Color_tabularonoffline;
4404         if (drawline && lt > 0)
4405                 pi.pain.line(x1, y1, x1 + lt, y2, pi.textColor(Color_tabularonoffline),
4406                                          Painter::line_onoffdash,
4407                                          Painter::thin_line);
4408         pi.pain.line(x1 + lt, y1, x2 - rt, y2, pi.textColor(col),
4409                                  drawline ? Painter::line_solid : Painter::line_onoffdash,
4410                                  (heavy ? 2 : 1) * Painter::thin_line);
4411         if (drawline && rt > 0)
4412                 pi.pain.line(x2 - rt, y1, x2, y2, pi.textColor(Color_tabularonoffline),
4413                                          Painter::line_onoffdash,
4414                                          Painter::thin_line);
4415 }
4416
4417 }
4418
4419
4420 void InsetTabular::drawCellLines(PainterInfo & pi, int x, int y,
4421                                  row_type row, idx_type cell) const
4422 {
4423         y -= tabular.rowAscent(row);
4424         int const w = tabular.cellWidth(cell);
4425         int const h = tabular.cellHeight(cell);
4426         int lt = 0;
4427         int rt = 0;
4428
4429         col_type const col = tabular.cellColumn(cell);
4430
4431         // Top
4432         bool drawline = tabular.topLine(cell)
4433                 || (row > 0 && tabular.bottomLine(tabular.cellAbove(cell)));
4434         bool heavy = tabular.use_booktabs && row == 0 && tabular.rowTopLine(row);
4435         if (tabular.topLineTrim(cell).first
4436             || (row > 0 && tabular.bottomLineTrim(tabular.cellIndex(row - 1, col)).first))
4437                 lt = 10;
4438         if (tabular.topLineTrim(cell).second
4439             || (row > 0 && tabular.bottomLineTrim(tabular.cellIndex(row - 1, col)).second))
4440                 rt = 10;
4441         tabline(pi, x, y, x + w, y, lt, rt, drawline, heavy);
4442
4443         // Bottom
4444         lt = rt = 0;
4445         drawline = tabular.bottomLine(cell);
4446         row_type const lastrow = tabular.nrows() - 1;
4447         // Consider multi-rows
4448         row_type r = row;
4449         while (r < lastrow && tabular.isMultiRow(tabular.cellIndex(r, col))
4450                 && tabular.isPartOfMultiRow(r + 1, col))
4451                 r++;
4452         heavy = tabular.use_booktabs
4453                 && ((row == lastrow && tabular.rowBottomLine(row))
4454                     || (r == lastrow && tabular.rowBottomLine(r)));
4455         if (tabular.bottomLineTrim(cell).first)
4456                 lt = 10;
4457         if (tabular.bottomLineTrim(cell).second)
4458                 rt = 10;
4459         tabline(pi, x, y + h, x + w, y + h, lt, rt, drawline, heavy);
4460
4461         // Left
4462         drawline = tabular.leftLine(cell)
4463                 || (col > 0 && tabular.rightLine(tabular.cellIndex(row, col - 1)));
4464         tabline(pi, x, y, x, y + h, 0, 0, drawline);
4465
4466         // Right
4467         x -= tabular.interColumnSpace(cell);
4468         col_type next_cell_col = col + 1;
4469         while (next_cell_col < tabular.ncols()
4470                 && tabular.isMultiColumn(tabular.cellIndex(row, next_cell_col)))
4471                 next_cell_col++;
4472         drawline = tabular.rightLine(cell)
4473                    || (next_cell_col < tabular.ncols()
4474                        && tabular.leftLine(tabular.cellIndex(row, next_cell_col)));
4475         tabline(pi, x + w, y, x + w, y + h, 0, 0, drawline);
4476 }
4477
4478
4479 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
4480 {
4481         //lyxerr << "InsetTabular::edit: " << this << endl;
4482         cur.finishUndo();
4483         cur.push(*this);
4484         if (front) {
4485                 if (isRightToLeft(cur))
4486                         cur.idx() = tabular.getLastCellInRow(0);
4487                 else
4488                         cur.idx() = 0;
4489                 cur.pit() = 0;
4490                 cur.pos() = 0;
4491         } else {
4492                 if (isRightToLeft(cur))
4493                         cur.idx() = tabular.getFirstCellInRow(tabular.nrows() - 1);
4494                 else
4495                         cur.idx() = tabular.numberofcells - 1;
4496                 cur.pit() = 0;
4497                 cur.pos() = cur.lastpos(); // FIXME crude guess
4498         }
4499         cur.setCurrentFont();
4500         // FIXME: this accesses the position cache before it is initialized
4501         //cur.bv().fitCursor();
4502 }
4503
4504
4505 void InsetTabular::updateBuffer(ParIterator const & it, UpdateType utype)
4506 {
4507         // In a longtable, tell captions what the current float is
4508         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
4509         string const saveflt = cnts.current_float();
4510         if (tabular.is_long_tabular) {
4511                 cnts.current_float("table");
4512                 // in longtables, we only step the counter once
4513                 cnts.step(from_ascii("table"), utype);
4514                 cnts.isLongtable(true);
4515         }
4516
4517         ParIterator it2 = it;
4518         it2.forwardPos();
4519         size_t const end = it2.nargs();
4520         for ( ; it2.idx() < end; it2.top().forwardIdx())
4521                 buffer().updateBuffer(it2, utype);
4522
4523         //reset afterwards
4524         if (tabular.is_long_tabular) {
4525                 cnts.current_float(saveflt);
4526                 cnts.isLongtable(false);
4527         }
4528 }
4529
4530
4531 void InsetTabular::addToToc(DocIterator const & cpit, bool output_active,
4532                                                         UpdateType utype, TocBackend & backend) const
4533 {
4534         DocIterator dit = cpit;
4535         dit.forwardPos();
4536         size_t const end = dit.nargs();
4537         for ( ; dit.idx() < end; dit.top().forwardIdx())
4538                 cell(dit.idx())->addToToc(dit, output_active, utype, backend);
4539 }
4540
4541
4542 bool InsetTabular::hitSelectRow(BufferView const & bv, int x) const
4543 {
4544         int const x0 = xo(bv) + ADD_TO_TABULAR_WIDTH;
4545         return x < x0 || x > x0 + tabular.width();
4546 }
4547
4548
4549 bool InsetTabular::hitSelectColumn(BufferView const & bv, int y) const
4550 {
4551         int const y0 = yo(bv) - tabular.rowAscent(0) + tabular.offsetVAlignment();
4552         // FIXME: using ADD_TO_TABULAR_WIDTH is not really correct since
4553         // there is no margin added vertically to tabular insets.
4554         // However, it works for now.
4555         return y < y0 + ADD_TO_TABULAR_WIDTH || y > y0 + tabular.height() - ADD_TO_TABULAR_WIDTH;
4556 }
4557
4558
4559 bool InsetTabular::clickable(BufferView const & bv, int x, int y) const
4560 {
4561         return hitSelectRow(bv, x) || hitSelectColumn(bv, y);
4562 }
4563
4564
4565 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
4566 {
4567         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
4568                              << "\n  cur:" << cur);
4569         CursorSlice sl = cur.top();
4570         Cursor & bvcur = cur.bv().cursor();
4571
4572         FuncCode const act = cmd.action();
4573
4574         switch (act) {
4575
4576         case LFUN_MOUSE_PRESS: {
4577                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
4578                 // select row
4579                 if (hitSelectRow(cur.bv(), cmd.x())) {
4580                         row_type r = rowFromY(cur, cmd.y());
4581                         cur.idx() = tabular.getFirstCellInRow(r);
4582                         cur.pit() = 0;
4583                         cur.pos() = 0;
4584                         cur.resetAnchor();
4585                         cur.idx() = tabular.getLastCellInRow(r);
4586                         cur.pit() = cur.lastpit();
4587                         cur.pos() = cur.lastpos();
4588                         cur.selection(true);
4589                         bvcur = cur;
4590                         rowselect_ = true;
4591                         break;
4592                 }
4593                 // select column
4594                 if (hitSelectColumn(cur.bv(), cmd.y())) {
4595                         col_type c = columnFromX(cur, cmd.x());
4596                         cur.idx() = tabular.cellIndex(0, c);
4597                         cur.pit() = 0;
4598                         cur.pos() = 0;
4599                         cur.resetAnchor();
4600                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4601                         cur.pit() = cur.lastpit();
4602                         cur.pos() = cur.lastpos();
4603                         cur.selection(true);
4604                         bvcur = cur;
4605                         colselect_ = true;
4606                         break;
4607                 }
4608                 // do not reset cursor/selection if we have selected
4609                 // some cells (bug 2715).
4610                 if (cmd.button() == mouse_button::button3
4611                     && &bvcur.selBegin().inset() == this
4612                     && bvcur.selIsMultiCell())
4613                         ;
4614                 else
4615                         // Let InsetTableCell do it
4616                         cell(cur.idx())->dispatch(cur, cmd);
4617                 break;
4618         }
4619         case LFUN_MOUSE_MOTION:
4620                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
4621                 if (cmd.button() == mouse_button::button1) {
4622                         // only accept motions to places not deeper nested than the real anchor
4623                         if (!bvcur.realAnchor().hasPart(cur)) {
4624                                 cur.undispatched();
4625                                 break;
4626                         }
4627                         // select (additional) row
4628                         if (rowselect_) {
4629                                 row_type r = rowFromY(cur, cmd.y());
4630                                 cur.idx() = tabular.getLastCellInRow(r);
4631                                 // we need to reset the cursor's pit and pos now, as the old ones
4632                                 // may no longer be valid.
4633                                 cur.pit() = 0;
4634                                 cur.pos() = 0;
4635                                 bvcur.setCursor(cur);
4636                                 bvcur.selection(true);
4637                                 break;
4638                         }
4639                         // select (additional) column
4640                         if (colselect_) {
4641                                 col_type c = columnFromX(cur, cmd.x());
4642                                 cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
4643                                 // we need to reset the cursor's pit and pos now, as the old ones
4644                                 // may no longer be valid.
4645                                 cur.pit() = 0;
4646                                 cur.pos() = 0;
4647                                 bvcur.setCursor(cur);
4648                                 bvcur.selection(true);
4649                                 break;
4650                         }
4651                         // only update if selection changes
4652                         if (bvcur.idx() == cur.idx() &&
4653                                 !(bvcur.realAnchor().idx() == cur.idx() && bvcur.pos() != cur.pos()))
4654                                 cur.noScreenUpdate();
4655                         setCursorFromCoordinates(cur, cmd.x(), cmd.y());
4656                         bvcur.setCursor(cur);
4657                         bvcur.selection(true);
4658                         // if this is a multicell selection, we just set the cursor to
4659                         // the beginning of the cell's text.
4660                         if (bvcur.selIsMultiCell()) {
4661                                 bvcur.pit() = bvcur.lastpit();
4662                                 bvcur.pos() = bvcur.lastpos();
4663                         }
4664                 }
4665                 break;
4666
4667         case LFUN_MOUSE_RELEASE:
4668                 rowselect_ = false;
4669                 colselect_ = false;
4670                 break;
4671
4672         case LFUN_CELL_BACKWARD:
4673                 movePrevCell(cur);
4674                 cur.selection(false);
4675                 break;
4676
4677         case LFUN_CELL_FORWARD:
4678                 moveNextCell(cur);
4679                 cur.selection(false);
4680                 break;
4681
4682         case LFUN_CHAR_FORWARD_SELECT:
4683         case LFUN_CHAR_FORWARD:
4684         case LFUN_CHAR_BACKWARD_SELECT:
4685         case LFUN_CHAR_BACKWARD:
4686         case LFUN_CHAR_RIGHT_SELECT:
4687         case LFUN_CHAR_RIGHT:
4688         case LFUN_CHAR_LEFT_SELECT:
4689         case LFUN_CHAR_LEFT:
4690         case LFUN_WORD_FORWARD:
4691         case LFUN_WORD_FORWARD_SELECT:
4692         case LFUN_WORD_BACKWARD:
4693         case LFUN_WORD_BACKWARD_SELECT:
4694         case LFUN_WORD_RIGHT:
4695         case LFUN_WORD_RIGHT_SELECT:
4696         case LFUN_WORD_LEFT:
4697         case LFUN_WORD_LEFT_SELECT: {
4698                 // determine whether we move to next or previous cell, where to enter
4699                 // the new cell from, and which command to "finish" (i.e., exit the
4700                 // inset) with:
4701                 bool next_cell;
4702                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
4703                 FuncCode finish_lfun;
4704
4705                 if (act == LFUN_CHAR_FORWARD
4706                                 || act == LFUN_CHAR_FORWARD_SELECT
4707                                 || act == LFUN_WORD_FORWARD
4708                                 || act == LFUN_WORD_FORWARD_SELECT) {
4709                         next_cell = true;
4710                         finish_lfun = LFUN_FINISHED_FORWARD;
4711                 }
4712                 else if (act == LFUN_CHAR_BACKWARD
4713                                 || act == LFUN_CHAR_BACKWARD_SELECT
4714                                 || act == LFUN_WORD_BACKWARD
4715                                 || act == LFUN_WORD_BACKWARD_SELECT) {
4716                         next_cell = false;
4717                         finish_lfun = LFUN_FINISHED_BACKWARD;
4718                 }
4719                 // LEFT or RIGHT commands --- the interpretation will depend on the
4720                 // table's direction.
4721                 else {
4722                         bool const right = act == LFUN_CHAR_RIGHT
4723                                 || act == LFUN_CHAR_RIGHT_SELECT
4724                                 || act == LFUN_WORD_RIGHT
4725                                 || act == LFUN_WORD_RIGHT_SELECT;
4726                         next_cell = isRightToLeft(cur) != right;
4727
4728                         if (lyxrc.visual_cursor)
4729                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
4730
4731                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
4732                 }
4733
4734                 bool const select =     act == LFUN_CHAR_FORWARD_SELECT
4735                     || act == LFUN_CHAR_BACKWARD_SELECT
4736                     || act == LFUN_CHAR_RIGHT_SELECT
4737                     || act == LFUN_CHAR_LEFT_SELECT
4738                         || act == LFUN_WORD_FORWARD_SELECT
4739                         || act == LFUN_WORD_RIGHT_SELECT
4740                         || act == LFUN_WORD_BACKWARD_SELECT
4741                         || act == LFUN_WORD_LEFT_SELECT;
4742
4743                 // If we have a multicell selection or we're
4744                 // not doing some LFUN_*_SELECT thing anyway...
4745                 if (!cur.selIsMultiCell() || !select) {
4746                         col_type const c = tabular.cellColumn(cur.idx());
4747                         row_type const r = tabular.cellRow(cur.idx());
4748                         // Are we trying to select the whole cell and is the whole cell
4749                         // not yet selected?
4750                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
4751                                 ((next_cell && cur.pit() == cur.lastpit()
4752                                 && cur.pos() == cur.lastpos())
4753                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
4754
4755                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
4756
4757                         // ...try to dispatch to the cell's inset.
4758                         cell(cur.idx())->dispatch(cur, cmd);
4759
4760                         // When we already have a selection we want to select the whole cell
4761                         // before going to the next cell.
4762                         if (select_whole && !empty_cell){
4763                                 getText(cur.idx())->selectAll(cur);
4764                                 cur.dispatched();
4765                                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4766                                 break;
4767                         }
4768
4769                         // FIXME: When we support the selection of an empty cell, remove
4770                         // the !empty_cell from this condition. For now we jump to the next
4771                         // cell if the current cell is empty.
4772                         if (cur.result().dispatched() && !empty_cell)
4773                                 break;
4774                 }
4775
4776                 // move to next/prev cell, as appropriate
4777                 // note that we will always do this if we're selecting and we have
4778                 // a multicell selection
4779                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
4780                         << " cell from: " << int(entry_from));
4781                 if (next_cell)
4782                         moveNextCell(cur, entry_from);
4783                 else
4784                         movePrevCell(cur, entry_from);
4785                 // if we're exiting the table, call the appropriate FINISHED lfun
4786                 if (sl == cur.top()) {
4787                         cmd = FuncRequest(finish_lfun);
4788                         cur.undispatched();
4789                 } else
4790                         cur.dispatched();
4791
4792                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4793                 break;
4794
4795         }
4796
4797         case LFUN_DOWN_SELECT:
4798         case LFUN_DOWN:
4799                 if (!(cur.selection() && cur.selIsMultiCell()))
4800                         cell(cur.idx())->dispatch(cur, cmd);
4801
4802                 cur.dispatched(); // override the cell's decision
4803                 if (sl == cur.top()) {
4804                         // if our Text didn't do anything to the cursor
4805                         // then we try to put the cursor into the cell below
4806                         // setting also the right targetX.
4807                         cur.selHandle(act == LFUN_DOWN_SELECT);
4808                         if (tabular.cellRow(cur.idx()) != tabular.nrows() - 1) {
4809                                 int const xtarget = cur.targetX();
4810                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4811                                 // an inconsistent state until pos() has been set. Be careful
4812                                 // what you do with it!
4813                                 cur.idx() = tabular.cellBelow(cur.idx());
4814                                 cur.pit() = 0;
4815                                 TextMetrics const & tm =
4816                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
4817                                 cur.pos() = tm.x2pos(cur.pit(), 0, xtarget);
4818                                 cur.setCurrentFont();
4819                         }
4820                 }
4821                 if (sl == cur.top()) {
4822                         // we trick it to go to forward after leaving the
4823                         // tabular.
4824                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
4825                         cur.undispatched();
4826                 }
4827                 if (cur.selIsMultiCell()) {
4828                         cur.pit() = cur.lastpit();
4829                         cur.pos() = cur.lastpos();
4830                         cur.setCurrentFont();
4831                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4832                         return;
4833                 }
4834                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4835                 break;
4836
4837         case LFUN_UP_SELECT:
4838         case LFUN_UP:
4839                 if (!(cur.selection() && cur.selIsMultiCell()))
4840                         cell(cur.idx())->dispatch(cur, cmd);
4841                 cur.dispatched(); // override the cell's decision
4842                 if (sl == cur.top()) {
4843                         // if our Text didn't do anything to the cursor
4844                         // then we try to put the cursor into the cell above
4845                         // setting also the right targetX.
4846                         cur.selHandle(act == LFUN_UP_SELECT);
4847                         if (tabular.cellRow(cur.idx()) != 0) {
4848                                 int const xtarget = cur.targetX();
4849                                 // WARNING: Once cur.idx() has been reset, the cursor is in
4850                                 // an inconsistent state until pos() has been set. Be careful
4851                                 // what you do with it!
4852                                 cur.idx() = tabular.cellAbove(cur.idx());
4853                                 cur.pit() = cur.lastpit();
4854                                 Text const * text = cell(cur.idx())->getText(0);
4855                                 TextMetrics const & tm = cur.bv().textMetrics(text);
4856                                 ParagraphMetrics const & pm =
4857                                         tm.parMetrics(cur.lastpit());
4858                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, xtarget);
4859                                 cur.setCurrentFont();
4860                         }
4861                 }
4862                 if (sl == cur.top()) {
4863                         cmd = FuncRequest(LFUN_UP);
4864                         cur.undispatched();
4865                 }
4866                 if (cur.selIsMultiCell()) {
4867                         cur.pit() = 0;
4868                         cur.pos() = cur.lastpos();
4869                         cur.setCurrentFont();
4870                         cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4871                         return;
4872                 }
4873                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4874                 break;
4875
4876         case LFUN_LAYOUT_TABULAR:
4877                 cur.bv().showDialog("tabular");
4878                 break;
4879
4880         case LFUN_INSET_MODIFY:
4881                 // we come from the dialog
4882                 if (cmd.getArg(0) == "tabular")
4883                         tabularFeatures(cur, cmd.getLongArg(1));
4884                 else
4885                         cur.undispatched();
4886                 break;
4887
4888         case LFUN_TABULAR_FEATURE:
4889                 tabularFeatures(cur, to_utf8(cmd.argument()));
4890                 break;
4891
4892         // insert file functions
4893         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
4894         case LFUN_FILE_INSERT_PLAINTEXT:
4895                 // FIXME UNICODE
4896                 if (FileName::isAbsolute(to_utf8(cmd.argument()))) {
4897                         docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
4898                                 FileName(to_utf8(cmd.argument())));
4899                         if (tmpstr.empty())
4900                                 break;
4901                         cur.recordUndoInset();
4902                         if (insertPlaintextString(cur.bv(), tmpstr, false)) {
4903                                 // content has been replaced,
4904                                 // so cursor might be invalid
4905                                 cur.pos() = cur.lastpos();
4906                                 cur.pit() = cur.lastpit();
4907                                 bvcur.setCursor(cur);
4908                         } else
4909                                 cur.undispatched();
4910                 }
4911                 break;
4912
4913         case LFUN_CUT:
4914                 if (cur.selIsMultiCell()) {
4915                         if (copySelection(cur)) {
4916                                 cur.recordUndoInset();
4917                                 cutSelection(cur);
4918                         }
4919                 } else
4920                         cell(cur.idx())->dispatch(cur, cmd);
4921                 break;
4922
4923         case LFUN_SELF_INSERT:
4924                 if (cur.selIsMultiCell()) {
4925                         cur.recordUndoInset();
4926                         cutSelection(cur);
4927                         BufferView * bv = &cur.bv();
4928                         docstring::const_iterator cit = cmd.argument().begin();
4929                         docstring::const_iterator const end = cmd.argument().end();
4930                         for (; cit != end; ++cit)
4931                                 bv->translateAndInsert(*cit, getText(cur.idx()), cur);
4932
4933                         cur.resetAnchor();
4934                         bv->bookmarkEditPosition();
4935                 } else
4936                         cell(cur.idx())->dispatch(cur, cmd);
4937                 break;
4938
4939         case LFUN_CHAR_DELETE_BACKWARD:
4940         case LFUN_CHAR_DELETE_FORWARD:
4941                 if (cur.selIsMultiCell()) {
4942                         cur.recordUndoInset();
4943                         cutSelection(cur);
4944                 } else
4945                         cell(cur.idx())->dispatch(cur, cmd);
4946                 break;
4947
4948         case LFUN_COPY:
4949                 if (!cur.selection())
4950                         break;
4951                 if (cur.selIsMultiCell()) {
4952                         cur.finishUndo();
4953                         copySelection(cur);
4954                 } else
4955                         cell(cur.idx())->dispatch(cur, cmd);
4956                 break;
4957
4958         case LFUN_CLIPBOARD_PASTE:
4959         case LFUN_PRIMARY_SELECTION_PASTE: {
4960                 docstring const clip = (act == LFUN_CLIPBOARD_PASTE) ?
4961                         theClipboard().getAsText(Clipboard::PlainTextType) :
4962                         theSelection().get();
4963                 if (clip.empty())
4964                         break;
4965                 // pass to InsertPlaintextString, but
4966                 // only if we have multi-cell content
4967                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
4968                         cur.recordUndoInset();
4969                         if (insertPlaintextString(cur.bv(), clip, false)) {
4970                                 // content has been replaced,
4971                                 // so cursor might be invalid
4972                                 cur.pos() = cur.lastpos();
4973                                 cur.pit() = cur.lastpit();
4974                                 bvcur.setCursor(cur);
4975                                 break;
4976                         }
4977                 }
4978                 // Let the cell handle normal text
4979                 cell(cur.idx())->dispatch(cur, cmd);
4980                 break;
4981         }
4982
4983         case LFUN_PASTE:
4984                 if (!tabularStackDirty()) {
4985                         // Check if we have plain text or HTML with rows/columns.
4986                         // and if so, pass over to LFUN_CLIPBOARD_PASTE
4987                         if (theClipboard().hasTextContents(Clipboard::AnyTextType)
4988                             && !theClipboard().hasTextContents(Clipboard::LyXTextType)) {
4989                                 docstring const clip =
4990                                         theClipboard().getAsText(Clipboard::AnyTextType);
4991                                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
4992                                         FuncRequest ncmd = FuncRequest(LFUN_CLIPBOARD_PASTE, cmd.argument());
4993                                         doDispatch(cur, ncmd);
4994                                         break;
4995                                 }
4996                         }
4997                         if (!cur.selIsMultiCell())
4998                                 cell(cur.idx())->dispatch(cur, cmd);
4999                         break;
5000                 }
5001                 if (theClipboard().isInternal()) {
5002                         cur.recordUndoInset();
5003                         pasteClipboard(cur);
5004                 }
5005                 break;
5006
5007         case LFUN_FONT_EMPH:
5008         case LFUN_FONT_BOLD:
5009         case LFUN_FONT_BOLDSYMBOL:
5010         case LFUN_FONT_ROMAN:
5011         case LFUN_FONT_NOUN:
5012         case LFUN_FONT_ITAL:
5013         case LFUN_FONT_FRAK:
5014         case LFUN_FONT_TYPEWRITER:
5015         case LFUN_FONT_SANS:
5016         case LFUN_TEXTSTYLE_APPLY:
5017         case LFUN_TEXTSTYLE_UPDATE:
5018         case LFUN_FONT_SIZE:
5019         case LFUN_FONT_UNDERLINE:
5020         case LFUN_FONT_STRIKEOUT:
5021         case LFUN_FONT_CROSSOUT:
5022         case LFUN_FONT_UNDERUNDERLINE:
5023         case LFUN_FONT_UNDERWAVE:
5024         case LFUN_LANGUAGE:
5025         case LFUN_PARAGRAPH_PARAMS_APPLY:
5026         case LFUN_PARAGRAPH_PARAMS:
5027         case LFUN_WORD_CAPITALIZE:
5028         case LFUN_WORD_UPCASE:
5029         case LFUN_WORD_LOWCASE:
5030         case LFUN_CHARS_TRANSPOSE:
5031                 if (cur.selIsMultiCell()) {
5032                         row_type rs, re;
5033                         col_type cs, ce;
5034                         getSelection(cur, rs, re, cs, ce);
5035                         Cursor tmpcur = cur;
5036                         for (row_type r = rs; r <= re; ++r) {
5037                                 for (col_type c = cs; c <= ce; ++c) {
5038                                         // cursor follows cell:
5039                                         tmpcur.idx() = tabular.cellIndex(r, c);
5040                                         // select this cell only:
5041                                         tmpcur.pit() = 0;
5042                                         tmpcur.pos() = 0;
5043                                         tmpcur.resetAnchor();
5044                                         tmpcur.pit() = tmpcur.lastpit();
5045                                         tmpcur.pos() = tmpcur.top().lastpos();
5046                                         tmpcur.setCursor(tmpcur);
5047                                         tmpcur.setSelection();
5048                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
5049                                 }
5050                         }
5051                         break;
5052                 } else {
5053                         cell(cur.idx())->dispatch(cur, cmd);
5054                         break;
5055                 }
5056
5057         case LFUN_INSET_SETTINGS:
5058                 // relay this lfun to Inset, not to the cell.
5059                 Inset::doDispatch(cur, cmd);
5060                 break;
5061
5062         default:
5063                 // we try to handle this event in the insets dispatch function.
5064                 cell(cur.idx())->dispatch(cur, cmd);
5065                 break;
5066         }
5067 }
5068
5069
5070 bool InsetTabular::getFeatureStatus(Cursor & cur, string const & s,
5071                       string const & argument, FuncStatus & status) const
5072 {
5073
5074                 int action = Tabular::LAST_ACTION;
5075                 int i = 0;
5076                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
5077                         if (tabularFeature[i].feature == s) {
5078                                 action = tabularFeature[i].action;
5079                                 break;
5080                         }
5081                 }
5082                 if (action == Tabular::LAST_ACTION) {
5083                         status.clear();
5084                         status.setUnknown(true);
5085                         return true;
5086                 }
5087
5088                 row_type sel_row_start = 0;
5089                 row_type sel_row_end = 0;
5090                 col_type sel_col_start = 0;
5091                 col_type sel_col_end = 0;
5092                 Tabular::ltType dummyltt;
5093                 bool flag = true;
5094
5095                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5096
5097                 switch (action) {
5098                 case Tabular::SET_PWIDTH:
5099                 case Tabular::SET_MPWIDTH:
5100                 case Tabular::TOGGLE_VARWIDTH_COLUMN:
5101                 case Tabular::SET_SPECIAL_COLUMN:
5102                 case Tabular::SET_SPECIAL_MULTICOLUMN:
5103                 case Tabular::APPEND_ROW:
5104                 case Tabular::APPEND_COLUMN:
5105                 case Tabular::DELETE_ROW:
5106                 case Tabular::DELETE_COLUMN:
5107                 case Tabular::COPY_ROW:
5108                 case Tabular::COPY_COLUMN:
5109                 case Tabular::SET_TOP_SPACE:
5110                 case Tabular::SET_BOTTOM_SPACE:
5111                 case Tabular::SET_INTERLINE_SPACE:
5112                         status.clear();
5113                         return true;
5114
5115                 case Tabular::SET_TABULAR_WIDTH:
5116                         status.setEnabled(!tabular.rotate
5117                                 && tabular.tabular_valignment == Tabular::LYX_VALIGN_MIDDLE);
5118                         break;
5119
5120                 case Tabular::MOVE_COLUMN_RIGHT:
5121                 case Tabular::MOVE_COLUMN_LEFT:
5122                 case Tabular::MOVE_ROW_DOWN:
5123                 case Tabular::MOVE_ROW_UP: {
5124                         if (cur.selection()) {
5125                                 status.message(_("Selections not supported."));
5126                                 status.setEnabled(false);
5127                                 break;
5128                         }
5129
5130                         if ((action == Tabular::MOVE_COLUMN_RIGHT &&
5131                                 tabular.ncols() == tabular.cellColumn(cur.idx()) + 1) ||
5132                             (action == Tabular::MOVE_COLUMN_LEFT &&
5133                                 tabular.cellColumn(cur.idx()) == 0) ||
5134                             (action == Tabular::MOVE_ROW_DOWN &&
5135                                 tabular.nrows() == tabular.cellRow(cur.idx()) + 1) ||
5136                             (action == Tabular::MOVE_ROW_UP &&
5137                                 tabular.cellRow(cur.idx()) == 0)) {
5138                                         status.setEnabled(false);
5139                                         break;
5140                         }
5141
5142                         if (action == Tabular::MOVE_COLUMN_RIGHT ||
5143                             action == Tabular::MOVE_COLUMN_LEFT) {
5144                                 if (tabular.hasMultiColumn(tabular.cellColumn(cur.idx())) ||
5145                                     tabular.hasMultiColumn(tabular.cellColumn(cur.idx()) +
5146                                         (action == Tabular::MOVE_COLUMN_RIGHT ? 1 : -1))) {
5147                                         status.message(_("Multi-column in current or"
5148                                                          " destination column."));
5149                                         status.setEnabled(false);
5150                                         break;
5151                                 }
5152                         }
5153
5154                         if (action == Tabular::MOVE_ROW_DOWN ||
5155                             action == Tabular::MOVE_ROW_UP) {
5156                                 if (tabular.hasMultiRow(tabular.cellRow(cur.idx())) ||
5157                                     tabular.hasMultiRow(tabular.cellRow(cur.idx()) +
5158                                         (action == Tabular::MOVE_ROW_DOWN ? 1 : -1))) {
5159                                         status.message(_("Multi-row in current or"
5160                                                          " destination row."));
5161                                         status.setEnabled(false);
5162                                         break;
5163                                 }
5164                         }
5165
5166                         status.setEnabled(true);
5167                         break;
5168                 }
5169
5170                 case Tabular::SET_DECIMAL_POINT:
5171                         status.setEnabled(
5172                                 tabular.getAlignment(cur.idx()) == LYX_ALIGN_DECIMAL);
5173                         break;
5174
5175                 case Tabular::SET_MULTICOLUMN:
5176                 case Tabular::UNSET_MULTICOLUMN:
5177                 case Tabular::MULTICOLUMN:
5178                         // If a row is set as longtable caption, it must not be allowed
5179                         // to unset that this row is a multicolumn.
5180                         status.setEnabled(sel_row_start == sel_row_end
5181                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5182                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
5183                         break;
5184
5185                 case Tabular::SET_MULTIROW:
5186                 case Tabular::UNSET_MULTIROW:
5187                 case Tabular::MULTIROW:
5188                         // If a row is set as longtable caption, it must not be allowed
5189                         // to unset that this row is a multirow.
5190                         status.setEnabled(sel_col_start == sel_col_end
5191                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5192                         status.setOnOff(tabular.isMultiRow(cur.idx()));
5193                         break;
5194
5195                 case Tabular::SET_ALL_LINES:
5196                 case Tabular::UNSET_ALL_LINES:
5197                 case Tabular::SET_INNER_LINES:
5198                 case Tabular::SET_BORDER_LINES:
5199                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5200                         break;
5201
5202                 case Tabular::RESET_FORMAL_DEFAULT:
5203                         status.setEnabled(tabular.use_booktabs);
5204                         break;
5205
5206                 case Tabular::SET_LINE_TOP:
5207                 case Tabular::SET_LINE_BOTTOM:
5208                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5209                         break;
5210
5211                 case Tabular::SET_LINE_LEFT:
5212                 case Tabular::SET_LINE_RIGHT:
5213                         status.setEnabled(!tabular.use_booktabs
5214                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5215                         break;
5216
5217                 case Tabular::SET_LTRIM_TOP:
5218                 case Tabular::SET_RTRIM_TOP:
5219                         status.setEnabled(tabular.use_booktabs
5220                                           && tabular.cellRow(cur.idx()) != 0
5221                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5222                         break;
5223
5224                 case Tabular::SET_LTRIM_BOTTOM:
5225                 case Tabular::SET_RTRIM_BOTTOM:
5226                         status.setEnabled(tabular.use_booktabs
5227                                           && tabular.cellRow(cur.idx()) != tabular.nrows() - 1
5228                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5229                         break;
5230
5231                 case Tabular::TOGGLE_LINE_TOP:
5232                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5233                         status.setOnOff(tabular.topLine(cur.idx()));
5234                         break;
5235
5236                 case Tabular::TOGGLE_LINE_BOTTOM:
5237                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
5238                         status.setOnOff(tabular.bottomLine(cur.idx()));
5239                         break;
5240
5241                 case Tabular::TOGGLE_LINE_LEFT:
5242                         status.setEnabled(!tabular.use_booktabs
5243                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5244                         status.setOnOff(tabular.leftLine(cur.idx()));
5245                         break;
5246
5247                 case Tabular::TOGGLE_LINE_RIGHT:
5248                         status.setEnabled(!tabular.use_booktabs
5249                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5250                         status.setOnOff(tabular.rightLine(cur.idx()));
5251                         break;
5252
5253                 case Tabular::TOGGLE_LTRIM_TOP:
5254                         status.setEnabled(tabular.use_booktabs
5255                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5256                         status.setOnOff(tabular.topLineTrim(cur.idx()).first);
5257                         break;
5258
5259                 case Tabular::TOGGLE_RTRIM_TOP:
5260                         status.setEnabled(tabular.use_booktabs
5261                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5262                         status.setOnOff(tabular.topLineTrim(cur.idx()).second);
5263                         break;
5264
5265                 case Tabular::TOGGLE_LTRIM_BOTTOM:
5266                         status.setEnabled(tabular.use_booktabs
5267                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5268                         status.setOnOff(tabular.bottomLineTrim(cur.idx()).first);
5269                         break;
5270
5271                 case Tabular::TOGGLE_RTRIM_BOTTOM:
5272                         status.setEnabled(tabular.use_booktabs
5273                                           && !tabular.ltCaption(tabular.cellRow(cur.idx())));
5274                         status.setOnOff(tabular.bottomLineTrim(cur.idx()).second);
5275                         break;
5276
5277                 // multirow cells only inherit the alignment of the column if the column has
5278                 // no width, otherwise they are left-aligned
5279                 // therefore allow always left but right and center only if there is no width
5280                 case Tabular::M_ALIGN_LEFT:
5281                         flag = false;
5282                         // fall through
5283                 case Tabular::ALIGN_LEFT:
5284                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
5285                         break;
5286
5287                 case Tabular::M_ALIGN_RIGHT:
5288                         flag = false;
5289                         // fall through
5290                 case Tabular::ALIGN_RIGHT:
5291                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
5292                                 && !tabular.getPWidth(cur.idx()).zero()));
5293                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
5294                         break;
5295
5296                 case Tabular::M_ALIGN_CENTER:
5297                         flag = false;
5298                         // fall through
5299                 case Tabular::ALIGN_CENTER:
5300                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
5301                                 && !tabular.getPWidth(cur.idx()).zero()));
5302                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
5303                         break;
5304
5305                 case Tabular::ALIGN_BLOCK:
5306                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5307                                 && !tabular.isMultiRow(cur.idx()));
5308                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
5309                         break;
5310
5311                 case Tabular::ALIGN_DECIMAL:
5312                         status.setEnabled(!tabular.isMultiRow(cur.idx())
5313                                 && !tabular.isMultiColumn(cur.idx()));
5314                         status.setOnOff(tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_DECIMAL);
5315                         break;
5316
5317                 case Tabular::M_VALIGN_TOP:
5318                         flag = false;
5319                         // fall through
5320                 case Tabular::VALIGN_TOP:
5321                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5322                                 && !tabular.isMultiRow(cur.idx()));
5323                         status.setOnOff(
5324                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
5325                         break;
5326
5327                 case Tabular::M_VALIGN_BOTTOM:
5328                         flag = false;
5329                         // fall through
5330                 case Tabular::VALIGN_BOTTOM:
5331                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5332                                 && !tabular.isMultiRow(cur.idx()));
5333                         status.setOnOff(
5334                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
5335                         break;
5336
5337                 case Tabular::M_VALIGN_MIDDLE:
5338                         flag = false;
5339                         // fall through
5340                 case Tabular::VALIGN_MIDDLE:
5341                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
5342                                 && !tabular.isMultiRow(cur.idx()));
5343                         status.setOnOff(
5344                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
5345                         break;
5346
5347                 case Tabular::SET_LONGTABULAR:
5348                 case Tabular::TOGGLE_LONGTABULAR:
5349                         // setting as longtable is not allowed when table is inside a float
5350                         if (cur.innerInsetOfType(FLOAT_CODE) != 0
5351                                 || cur.innerInsetOfType(WRAP_CODE) != 0)
5352                                 status.setEnabled(false);
5353                         else
5354                                 status.setEnabled(true);
5355                         status.setOnOff(tabular.is_long_tabular);
5356                         break;
5357
5358                 case Tabular::UNSET_LONGTABULAR:
5359                         status.setOnOff(!tabular.is_long_tabular);
5360                         break;
5361
5362                 case Tabular::TOGGLE_ROTATE_TABULAR:
5363                 case Tabular::SET_ROTATE_TABULAR:
5364                         status.setOnOff(tabular.rotate != 0);
5365                         break;
5366
5367                 case Tabular::TABULAR_VALIGN_TOP:
5368                         status.setEnabled(tabular.tabular_width.zero());
5369                         status.setOnOff(tabular.tabular_valignment
5370                                 == Tabular::LYX_VALIGN_TOP);
5371                         break;
5372                 case Tabular::TABULAR_VALIGN_MIDDLE:
5373                         status.setEnabled(tabular.tabular_width.zero());
5374                         status.setOnOff(tabular.tabular_valignment
5375                                 == Tabular::LYX_VALIGN_MIDDLE);
5376                         break;
5377                 case Tabular::TABULAR_VALIGN_BOTTOM:
5378                         status.setEnabled(tabular.tabular_width.zero());
5379                         status.setOnOff(tabular.tabular_valignment
5380                                 == Tabular::LYX_VALIGN_BOTTOM);
5381                         break;
5382
5383                 case Tabular::LONGTABULAR_ALIGN_LEFT:
5384                         status.setOnOff(tabular.longtabular_alignment
5385                                 == Tabular::LYX_LONGTABULAR_ALIGN_LEFT);
5386                         break;
5387                 case Tabular::LONGTABULAR_ALIGN_CENTER:
5388                         status.setOnOff(tabular.longtabular_alignment
5389                                 == Tabular::LYX_LONGTABULAR_ALIGN_CENTER);
5390                         break;
5391                 case Tabular::LONGTABULAR_ALIGN_RIGHT:
5392                         status.setOnOff(tabular.longtabular_alignment
5393                                 == Tabular::LYX_LONGTABULAR_ALIGN_RIGHT);
5394                         break;
5395
5396                 case Tabular::UNSET_ROTATE_TABULAR:
5397                         status.setOnOff(tabular.rotate == 0);
5398                         break;
5399
5400                 case Tabular::TOGGLE_ROTATE_CELL:
5401                 case Tabular::SET_ROTATE_CELL:
5402                         status.setOnOff(!oneCellHasRotationState(false,
5403                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
5404                         break;
5405
5406                 case Tabular::UNSET_ROTATE_CELL:
5407                         status.setOnOff(!oneCellHasRotationState(true,
5408                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
5409                         break;
5410
5411                 case Tabular::SET_USEBOX:
5412                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
5413                         break;
5414
5415                 // every row can only be one thing:
5416                 // either a footer or header
5417                 case Tabular::SET_LTFIRSTHEAD:
5418                         status.setEnabled(sel_row_start == sel_row_end);
5419                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
5420                         break;
5421
5422                 case Tabular::UNSET_LTFIRSTHEAD:
5423                         status.setEnabled(sel_row_start == sel_row_end);
5424                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
5425                         break;
5426
5427                 case Tabular::SET_LTHEAD:
5428                         status.setEnabled(sel_row_start == sel_row_end);
5429                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
5430                         break;
5431
5432                 case Tabular::UNSET_LTHEAD:
5433                         status.setEnabled(sel_row_start == sel_row_end);
5434                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
5435                         break;
5436
5437                 case Tabular::SET_LTFOOT:
5438                         status.setEnabled(sel_row_start == sel_row_end);
5439                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
5440                         break;
5441
5442                 case Tabular::UNSET_LTFOOT:
5443                         status.setEnabled(sel_row_start == sel_row_end);
5444                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
5445                         break;
5446
5447                 case Tabular::SET_LTLASTFOOT:
5448                         status.setEnabled(sel_row_start == sel_row_end);
5449                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
5450                         break;
5451
5452                 case Tabular::UNSET_LTLASTFOOT:
5453                         status.setEnabled(sel_row_start == sel_row_end);
5454                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
5455                         break;
5456
5457                 case Tabular::SET_LTNEWPAGE:
5458                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
5459                         break;
5460                 case Tabular::UNSET_LTNEWPAGE:
5461                         status.setOnOff(!tabular.getLTNewPage(sel_row_start));
5462                         break;
5463
5464                 // only one row in head/firsthead/foot/lasthead can be the caption
5465                 // and a multirow cannot be set as caption
5466                 case Tabular::SET_LTCAPTION:
5467                         status.setEnabled(sel_row_start == sel_row_end
5468                                 && (!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
5469                                  || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
5470                                 && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
5471                                  || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
5472                                 && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
5473                                  || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
5474                                 && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
5475                                  || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT))
5476                                 && !tabular.isMultiRow(sel_row_start));
5477                         status.setOnOff(tabular.ltCaption(sel_row_start));
5478                         break;
5479
5480                 case Tabular::UNSET_LTCAPTION:
5481                         status.setEnabled(sel_row_start == sel_row_end && tabular.ltCaption(sel_row_start));
5482                         break;
5483
5484                 case Tabular::TOGGLE_LTCAPTION:
5485                         status.setEnabled(sel_row_start == sel_row_end && (tabular.ltCaption(sel_row_start)
5486                                 || ((!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
5487                                   || !tabular.haveLTCaption(Tabular::CAPTION_FIRSTHEAD))
5488                                  && (!tabular.getRowOfLTHead(sel_row_start, dummyltt)
5489                                   || !tabular.haveLTCaption(Tabular::CAPTION_HEAD))
5490                                  && (!tabular.getRowOfLTFoot(sel_row_start, dummyltt)
5491                                   || !tabular.haveLTCaption(Tabular::CAPTION_FOOT))
5492                                  && (!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
5493                                   || !tabular.haveLTCaption(Tabular::CAPTION_LASTFOOT)))));
5494                         status.setOnOff(tabular.ltCaption(sel_row_start));
5495                         break;
5496
5497                 case Tabular::TOGGLE_BOOKTABS:
5498                 case Tabular::SET_BOOKTABS:
5499                         status.setOnOff(tabular.use_booktabs);
5500                         break;
5501
5502                 case Tabular::UNSET_BOOKTABS:
5503                         status.setOnOff(!tabular.use_booktabs);
5504                         break;
5505
5506                 default:
5507                         status.clear();
5508                         status.setEnabled(false);
5509                         break;
5510                 }
5511                 return true;
5512 }
5513
5514
5515 // function sets an object as defined in FuncStatus.h:
5516 // states OK, Unknown, Disabled, On, Off.
5517 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
5518                              FuncStatus & status) const
5519 {
5520         switch (cmd.action()) {
5521         case LFUN_INSET_MODIFY:
5522                 if (cmd.getArg(0) != "tabular")
5523                         break;
5524                 if (cmd.getArg(1) == "for-dialog") {
5525                         // The dialog is asking the status of a command
5526                         if (&cur.inset() != this)
5527                                 break;
5528                         string action = cmd.getArg(2);
5529                         string arg = cmd.getLongArg(3);
5530                         return getFeatureStatus(cur, action, arg, status);
5531                 } else {
5532                         // We always enable the lfun if it is coming from the dialog
5533                         // because the dialog makes sure all the settings are valid,
5534                         // even though the first argument might not be valid now.
5535                         status.setEnabled(true);
5536                         return true;
5537                 }
5538
5539         case LFUN_TABULAR_FEATURE: {
5540                 if (&cur.inset() != this)
5541                         break;
5542                 string action = cmd.getArg(0);
5543                 string arg = cmd.getLongArg(1);
5544                 return getFeatureStatus(cur, action, arg, status);
5545         }
5546
5547         case LFUN_CAPTION_INSERT: {
5548                 // caption is only allowed in caption cell of longtable
5549                 if (!tabular.ltCaption(tabular.cellRow(cur.idx()))) {
5550                         status.setEnabled(false);
5551                         return true;
5552                 }
5553                 // only standard caption is allowed
5554                 string arg = cmd.getArg(0);
5555                 if (!arg.empty() && arg != "Standard") {
5556                         status.setEnabled(false);
5557                         return true;
5558                 }
5559                 // check if there is already a caption
5560                 bool have_caption = false;
5561                 InsetTableCell itc = InsetTableCell(*tabular.cellInset(cur.idx()));
5562                 ParagraphList::const_iterator pit = itc.paragraphs().begin();
5563                 ParagraphList::const_iterator pend = itc.paragraphs().end();
5564                 for (; pit != pend; ++pit) {
5565                         InsetList::const_iterator it  = pit->insetList().begin();
5566                         InsetList::const_iterator end = pit->insetList().end();
5567                         for (; it != end; ++it) {
5568                                 if (it->inset->lyxCode() == CAPTION_CODE) {
5569                                         have_caption = true;
5570                                         break;
5571                                 }
5572                         }
5573                 }
5574                 status.setEnabled(!have_caption);
5575                 return true;
5576         }
5577
5578         // These are only enabled inside tabular
5579         case LFUN_CELL_BACKWARD:
5580         case LFUN_CELL_FORWARD:
5581                 status.setEnabled(true);
5582                 return true;
5583
5584         // disable these with multiple cells selected
5585         case LFUN_INSET_INSERT:
5586         case LFUN_TABULAR_INSERT:
5587         case LFUN_TABULAR_STYLE_INSERT:
5588         case LFUN_FLEX_INSERT:
5589         case LFUN_FLOAT_INSERT:
5590         case LFUN_FLOAT_WIDE_INSERT:
5591         case LFUN_FOOTNOTE_INSERT:
5592         case LFUN_MARGINALNOTE_INSERT:
5593         case LFUN_MATH_INSERT:
5594         case LFUN_MATH_MODE:
5595         case LFUN_MATH_MUTATE:
5596         case LFUN_MATH_DISPLAY:
5597         case LFUN_NOTE_INSERT:
5598         case LFUN_ARGUMENT_INSERT:
5599         case LFUN_BOX_INSERT:
5600         case LFUN_BRANCH_INSERT:
5601         case LFUN_PHANTOM_INSERT:
5602         case LFUN_WRAP_INSERT:
5603         case LFUN_PREVIEW_INSERT:
5604         case LFUN_ERT_INSERT: {
5605                 if (cur.selIsMultiCell()) {
5606                         status.setEnabled(false);
5607                         return true;
5608                 } else
5609                         return cell(cur.idx())->getStatus(cur, cmd, status);
5610         }
5611
5612         // disable in non-fixed-width cells
5613         case LFUN_PARAGRAPH_BREAK:
5614                 // multirow does not allow paragraph breaks
5615                 if (tabular.isMultiRow(cur.idx())) {
5616                         status.setEnabled(false);
5617                         return true;
5618                 }
5619                 // fall through
5620         case LFUN_NEWLINE_INSERT:
5621                 if ((tabular.isMultiColumn(cur.idx()) || tabular.isMultiRow(cur.idx()))
5622                     && tabular.getPWidth(cur.idx()).zero()) {
5623                         status.setEnabled(false);
5624                         return true;
5625                 }
5626                 return cell(cur.idx())->getStatus(cur, cmd, status);
5627
5628         case LFUN_NEWPAGE_INSERT:
5629                 status.setEnabled(false);
5630                 return true;
5631
5632         case LFUN_PASTE:
5633                 if (tabularStackDirty() && theClipboard().isInternal()) {
5634                         if (cur.selIsMultiCell()) {
5635                                 row_type rs, re;
5636                                 col_type cs, ce;
5637                                 getSelection(cur, rs, re, cs, ce);
5638                                 if (paste_tabular && paste_tabular->ncols() == ce - cs + 1
5639                                           && paste_tabular->nrows() == re - rs + 1)
5640                                         status.setEnabled(true);
5641                                 else {
5642                                         status.setEnabled(false);
5643                                         status.message(_("Selection size should match clipboard content."));
5644                                 }
5645                         } else
5646                                 status.setEnabled(true);
5647                         return true;
5648                 }
5649                 return cell(cur.idx())->getStatus(cur, cmd, status);
5650
5651         case LFUN_INSET_SETTINGS:
5652                 // relay this lfun to Inset, not to the cell.
5653                 return Inset::getStatus(cur, cmd, status);
5654
5655         default:
5656                 // we try to handle this event in the insets dispatch function.
5657                 return cell(cur.idx())->getStatus(cur, cmd, status);
5658         }
5659         return false;
5660 }
5661
5662
5663 Inset::DisplayType InsetTabular::display() const
5664 {
5665                 if (tabular.is_long_tabular) {
5666                         switch (tabular.longtabular_alignment) {
5667                         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
5668                                 return AlignLeft;
5669                         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
5670                                 return AlignCenter;
5671                         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
5672                                 return AlignRight;
5673                         default:
5674                                 return AlignCenter;
5675                         }
5676                 } else
5677                         return Inline;
5678 }
5679
5680
5681 void InsetTabular::latex(otexstream & os, OutputParams const & runparams) const
5682 {
5683         tabular.latex(os, runparams);
5684 }
5685
5686
5687 int InsetTabular::plaintext(odocstringstream & os,
5688         OutputParams const & runparams, size_t max_length) const
5689 {
5690         os << '\n'; // output table on a new line
5691         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
5692         tabular.plaintext(os, runparams, dp, false, 0, max_length);
5693         return PLAINTEXT_NEWLINE;
5694 }
5695
5696
5697 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
5698 {
5699         int ret = 0;
5700         Inset * master = 0;
5701
5702         // FIXME: Why not pass a proper DocIterator here?
5703 #if 0
5704         // if the table is inside a float it doesn't need the informaltable
5705         // wrapper. Search for it.
5706         for (master = owner(); master; master = master->owner())
5707                 if (master->lyxCode() == FLOAT_CODE)
5708                         break;
5709 #endif
5710
5711         if (!master) {
5712                 os << "<informaltable>";
5713                 ++ret;
5714         }
5715         ret += tabular.docbook(os, runparams);
5716         if (!master) {
5717                 os << "</informaltable>";
5718                 ++ret;
5719         }
5720         return ret;
5721 }
5722
5723
5724 docstring InsetTabular::xhtml(XHTMLStream & xs, OutputParams const & rp) const
5725 {
5726         return tabular.xhtml(xs, rp);
5727 }
5728
5729
5730 void InsetTabular::validate(LaTeXFeatures & features) const
5731 {
5732         tabular.validate(features);
5733         features.useInsetLayout(getLayout());
5734 }
5735
5736
5737 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
5738 {
5739         return tabular.cellInset(idx);
5740 }
5741
5742
5743 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
5744 {
5745         return tabular.cellInset(idx);
5746 }
5747
5748
5749 void InsetTabular::cursorPos(BufferView const & bv,
5750                 CursorSlice const & sl, bool boundary, int & x, int & y) const
5751 {
5752         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
5753
5754         // y offset     correction
5755         y += cellYPos(sl.idx());
5756         y += tabular.textVOffset(sl.idx());
5757         y += tabular.offsetVAlignment();
5758
5759         // x offset correction
5760         x += cellXPos(sl.idx());
5761         x += tabular.textHOffset(sl.idx());
5762         x += ADD_TO_TABULAR_WIDTH;
5763 }
5764
5765
5766 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
5767 {
5768         int xx = 0;
5769         int yy = 0;
5770         Inset const & inset = *tabular.cellInset(cell);
5771         Point o = bv.coordCache().getInsets().xy(&inset);
5772         int const xbeg = o.x_ - tabular.textHOffset(cell);
5773         int const xend = xbeg + tabular.cellWidth(cell);
5774         row_type const row = tabular.cellRow(cell);
5775         int const ybeg = o.y_ - tabular.rowAscent(row)
5776                 - tabular.interRowSpace(row) - tabular.textVOffset(cell);
5777         int const yend = ybeg + tabular.cellHeight(cell);
5778
5779         if (x < xbeg)
5780                 xx = xbeg - x;
5781         else if (x > xend)
5782                 xx = x - xend;
5783
5784         if (y < ybeg)
5785                 yy = ybeg - y;
5786         else if (y > yend)
5787                 yy = y - yend;
5788
5789         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
5790         //       << " ybeg=" << ybeg << " yend=" << yend
5791         //       << " xx=" << xx << " yy=" << yy
5792         //       << " dist=" << xx + yy << endl;
5793         return xx + yy;
5794 }
5795
5796
5797 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
5798 {
5799         //lyxerr << "InsetTabular::editXY: " << this << endl;
5800         cur.push(*this);
5801         cur.idx() = getNearestCell(cur.bv(), x, y);
5802         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
5803 }
5804
5805
5806 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
5807 {
5808         cur.idx() = getNearestCell(cur.bv(), x, y);
5809         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
5810 }
5811
5812
5813 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
5814 {
5815         idx_type idx_min = 0;
5816         int dist_min = numeric_limits<int>::max();
5817         for (idx_type i = 0, n = nargs(); i != n; ++i) {
5818                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
5819                         int const d = dist(bv, i, x, y);
5820                         if (d < dist_min) {
5821                                 dist_min = d;
5822                                 idx_min = i;
5823                         }
5824                 }
5825         }
5826         return idx_min;
5827 }
5828
5829
5830 int InsetTabular::cellYPos(idx_type const cell) const
5831 {
5832         row_type row = tabular.cellRow(cell);
5833         int ly = 0;
5834         for (row_type r = 0; r < row; ++r)
5835                 ly += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
5836                         + tabular.interRowSpace(r + 1);
5837         return ly;
5838 }
5839
5840
5841 int InsetTabular::cellXPos(idx_type const cell) const
5842 {
5843         col_type col = tabular.cellColumn(cell);
5844         int lx = 0;
5845         for (col_type c = 0; c < col; ++c)
5846                 lx += tabular.column_info[c].width;
5847         return lx;
5848 }
5849
5850
5851 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
5852 {
5853         row_type const row = tabular.cellRow(cur.idx());
5854         col_type const col = tabular.cellColumn(cur.idx());
5855
5856         if (isRightToLeft(cur)) {
5857                 if (tabular.cellColumn(cur.idx()) == 0) {
5858                         if (row == tabular.nrows() - 1)
5859                                 return;
5860                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
5861                 } else {
5862                         if (cur.idx() == 0)
5863                                 return;
5864                         if (col == 0)
5865                                 cur.idx() = tabular.getLastCellInRow(row - 1);
5866                         else
5867                                 cur.idx() = tabular.cellIndex(row, col - 1);
5868                 }
5869         } else {
5870                 if (tabular.isLastCell(cur.idx()))
5871                         return;
5872                 if (cur.idx() == tabular.getLastCellInRow(row))
5873                         cur.idx() = tabular.cellIndex(row + 1, 0);
5874                 else {
5875                         col_type const colnextcell = col + tabular.columnSpan(cur.idx());
5876                         cur.idx() = tabular.cellIndex(row, colnextcell);
5877                 }
5878         }
5879
5880         cur.boundary(false);
5881
5882         if (cur.selIsMultiCell()) {
5883                 cur.pit() = cur.lastpit();
5884                 cur.pos() = cur.lastpos();
5885                 return;
5886         }
5887
5888         cur.pit() = 0;
5889         cur.pos() = 0;
5890
5891         // in visual mode, place cursor at extreme left or right
5892
5893         switch(entry_from) {
5894
5895         case ENTRY_DIRECTION_RIGHT:
5896                 cur.posVisToRowExtremity(false /* !left */);
5897                 break;
5898         case ENTRY_DIRECTION_LEFT:
5899                 cur.posVisToRowExtremity(true /* left */);
5900                 break;
5901         case ENTRY_DIRECTION_IGNORE:
5902                 // nothing to do in this case
5903                 break;
5904
5905         }
5906         cur.setCurrentFont();
5907 }
5908
5909
5910 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
5911 {
5912         row_type const row = tabular.cellRow(cur.idx());
5913         col_type const col = tabular.cellColumn(cur.idx());
5914
5915         if (isRightToLeft(cur)) {
5916                 if (cur.idx() == tabular.getLastCellInRow(row)) {
5917                         if (row == 0)
5918                                 return;
5919                         cur.idx() = tabular.getFirstCellInRow(row);
5920                         cur.idx() = tabular.cellAbove(cur.idx());
5921                 } else {
5922                         if (tabular.isLastCell(cur.idx()))
5923                                 return;
5924                         if (cur.idx() == tabular.getLastCellInRow(row))
5925                                 cur.idx() = tabular.cellIndex(row + 1, 0);
5926                         else
5927                                 cur.idx() = tabular.cellIndex(row, col + 1);
5928                 }
5929         } else {
5930                 if (cur.idx() == 0) // first cell
5931                         return;
5932                 if (col == 0)
5933                         cur.idx() = tabular.getLastCellInRow(row - 1);
5934                 else
5935                         cur.idx() = tabular.cellIndex(row, col - 1);
5936         }
5937
5938         if (cur.selIsMultiCell()) {
5939                 cur.pit() = cur.lastpit();
5940                 cur.pos() = cur.lastpos();
5941                 return;
5942         }
5943
5944         cur.pit() = cur.lastpit();
5945         cur.pos() = cur.lastpos();
5946
5947         // in visual mode, place cursor at extreme left or right
5948
5949         switch(entry_from) {
5950
5951         case ENTRY_DIRECTION_RIGHT:
5952                 cur.posVisToRowExtremity(false /* !left */);
5953                 break;
5954         case ENTRY_DIRECTION_LEFT:
5955                 cur.posVisToRowExtremity(true /* left */);
5956                 break;
5957         case ENTRY_DIRECTION_IGNORE:
5958                 // nothing to do in this case
5959                 break;
5960
5961         }
5962         cur.setCurrentFont();
5963 }
5964
5965
5966 void InsetTabular::tabularFeatures(Cursor & cur, string const & argument)
5967 {
5968         cur.recordUndoInset(this);
5969
5970         istringstream is(argument);
5971         // limit the size of strings we read to avoid memory problems
5972         is >> setw(65636);
5973         string s;
5974         // Safe guard.
5975         size_t safe_guard = 0;
5976         for (;;) {
5977                 if (is.eof())
5978                         return;
5979                 safe_guard++;
5980                 if (safe_guard > 1000) {
5981                         LYXERR0("parameter max count reached!");
5982                         return;
5983                 }
5984                 is >> s;
5985                 Tabular::Feature action = Tabular::LAST_ACTION;
5986
5987                 size_t i = 0;
5988                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
5989                         if (s != tabularFeature[i].feature)
5990                                 continue;
5991                         action = tabularFeature[i].action;
5992                         break;
5993                 }
5994                 if (action == Tabular::LAST_ACTION) {
5995                         LYXERR0("Feature not found " << s);
5996                         continue;
5997                 }
5998                 string val;
5999                 if (tabularFeature[i].need_value)
6000                         is >> val;
6001                 LYXERR(Debug::DEBUG, "Feature: " << s << "\t\tvalue: " << val);
6002                 tabularFeatures(cur, action, val);
6003         }
6004 }
6005
6006
6007 static void checkLongtableSpecial(Tabular::ltType & ltt,
6008                           string const & special, bool & flag)
6009 {
6010         if (special == "dl_above") {
6011                 ltt.topDL = flag;
6012                 ltt.set = false;
6013         } else if (special == "dl_below") {
6014                 ltt.bottomDL = flag;
6015                 ltt.set = false;
6016         } else if (special == "empty") {
6017                 ltt.empty = flag;
6018                 ltt.set = false;
6019         } else if (flag) {
6020                 ltt.empty = false;
6021                 ltt.set = true;
6022         }
6023 }
6024
6025
6026 bool InsetTabular::oneCellHasRotationState(bool rotated,
6027                 row_type row_start, row_type row_end,
6028                 col_type col_start, col_type col_end) const
6029 {
6030         for (row_type r = row_start; r <= row_end; ++r)
6031                 for (col_type c = col_start; c <= col_end; ++c)
6032                         if (rotated) {
6033                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) != 0)
6034                                         return true;
6035                         } else {
6036                                 if (tabular.getRotateCell(tabular.cellIndex(r, c)) == 0)
6037                                         return true;
6038                         }
6039         return false;
6040 }
6041
6042
6043 void InsetTabular::tabularFeatures(Cursor & cur,
6044         Tabular::Feature feature, string const & value)
6045 {
6046         col_type sel_col_start;
6047         col_type sel_col_end;
6048         row_type sel_row_start;
6049         row_type sel_row_end;
6050         bool setLines = false;
6051         bool setLinesInnerOnly = false;
6052         LyXAlignment setAlign = LYX_ALIGN_LEFT;
6053         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
6054
6055         switch (feature) {
6056
6057         case Tabular::M_ALIGN_LEFT:
6058         case Tabular::ALIGN_LEFT:
6059                 setAlign = LYX_ALIGN_LEFT;
6060                 break;
6061
6062         case Tabular::M_ALIGN_RIGHT:
6063         case Tabular::ALIGN_RIGHT:
6064                 setAlign = LYX_ALIGN_RIGHT;
6065                 break;
6066
6067         case Tabular::M_ALIGN_CENTER:
6068         case Tabular::ALIGN_CENTER:
6069                 setAlign = LYX_ALIGN_CENTER;
6070                 break;
6071
6072         case Tabular::ALIGN_BLOCK:
6073                 setAlign = LYX_ALIGN_BLOCK;
6074                 break;
6075
6076         case Tabular::ALIGN_DECIMAL:
6077                 setAlign = LYX_ALIGN_DECIMAL;
6078                 break;
6079
6080         case Tabular::M_VALIGN_TOP:
6081         case Tabular::VALIGN_TOP:
6082                 setVAlign = Tabular::LYX_VALIGN_TOP;
6083                 break;
6084
6085         case Tabular::M_VALIGN_BOTTOM:
6086         case Tabular::VALIGN_BOTTOM:
6087                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
6088                 break;
6089
6090         case Tabular::M_VALIGN_MIDDLE:
6091         case Tabular::VALIGN_MIDDLE:
6092                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
6093                 break;
6094
6095         default:
6096                 break;
6097         }
6098
6099         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
6100         row_type const row = tabular.cellRow(cur.idx());
6101         col_type const column = tabular.cellColumn(cur.idx());
6102         bool flag = true;
6103         Tabular::ltType ltt;
6104
6105         switch (feature) {
6106
6107         case Tabular::SET_TABULAR_WIDTH:
6108                 tabular.setTabularWidth(Length(value));
6109                 break;
6110
6111         case Tabular::SET_PWIDTH: {
6112                 Length const len(value);
6113                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6114                         tabular.setColumnPWidth(cur, tabular.cellIndex(row, c), len);
6115                         if (len.zero()
6116                             && tabular.getAlignment(tabular.cellIndex(row, c), true) == LYX_ALIGN_BLOCK)
6117                                 tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
6118                 }
6119                 break;
6120         }
6121
6122         case Tabular::SET_MPWIDTH:
6123                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
6124                 break;
6125
6126         case Tabular::TOGGLE_VARWIDTH_COLUMN: {
6127                 bool const varwidth = value == "on";
6128                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6129                         tabular.toggleVarwidth(tabular.cellIndex(row, c), varwidth);
6130                 break;
6131         }
6132
6133         case Tabular::SET_MROFFSET:
6134                 tabular.setMROffset(cur, cur.idx(), Length(value));
6135                 break;
6136
6137         case Tabular::SET_SPECIAL_COLUMN:
6138         case Tabular::SET_SPECIAL_MULTICOLUMN:
6139                 if (value == "none")
6140                         tabular.setAlignSpecial(cur.idx(), docstring(), feature);
6141                 else
6142                         tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
6143                 break;
6144
6145         case Tabular::APPEND_ROW:
6146                 // append the row into the tabular
6147                 tabular.appendRow(row);
6148                 break;
6149
6150         case Tabular::APPEND_COLUMN:
6151                 // append the column into the tabular
6152                 tabular.appendColumn(column);
6153                 cur.idx() = tabular.cellIndex(row, column);
6154                 break;
6155
6156         case Tabular::DELETE_ROW:
6157                 if (sel_row_end == tabular.nrows() - 1 && sel_row_start != 0) {
6158                         for (col_type c = 0; c < tabular.ncols(); c++) {
6159                                 tabular.setBottomLine(tabular.cellIndex(sel_row_start - 1, c),
6160                                         tabular.bottomLine(tabular.cellIndex(sel_row_end, c)));
6161                                 tabular.setBottomLineTrim(tabular.cellIndex(sel_row_start - 1, c),
6162                                         tabular.bottomLineTrim(tabular.cellIndex(sel_row_end, c)));
6163                         }
6164                 }
6165
6166                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6167                         tabular.deleteRow(sel_row_start);
6168                 if (sel_row_start >= tabular.nrows())
6169                         --sel_row_start;
6170                 cur.idx() = tabular.cellIndex(sel_row_start, column);
6171                 cur.pit() = 0;
6172                 cur.pos() = 0;
6173                 cur.selection(false);
6174                 break;
6175
6176         case Tabular::DELETE_COLUMN:
6177                 if (sel_col_end == tabular.ncols() - 1 && sel_col_start != 0) {
6178                         for (row_type r = 0; r < tabular.nrows(); r++)
6179                                 tabular.setRightLine(tabular.cellIndex(r, sel_col_start - 1),
6180                                         tabular.rightLine(tabular.cellIndex(r, sel_col_end)));
6181                 }
6182
6183                 if (sel_col_start == 0 && sel_col_end != tabular.ncols() - 1) {
6184                         for (row_type r = 0; r < tabular.nrows(); r++)
6185                                 tabular.setLeftLine(tabular.cellIndex(r, sel_col_end + 1),
6186                                         tabular.leftLine(tabular.cellIndex(r, 0)));
6187                 }
6188
6189                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6190                         tabular.deleteColumn(sel_col_start);
6191                 if (sel_col_start >= tabular.ncols())
6192                         --sel_col_start;
6193                 cur.idx() = tabular.cellIndex(row, sel_col_start);
6194                 cur.pit() = 0;
6195                 cur.pos() = 0;
6196                 cur.selection(false);
6197                 break;
6198
6199         case Tabular::COPY_ROW:
6200                 tabular.copyRow(row);
6201                 break;
6202
6203         case Tabular::COPY_COLUMN:
6204                 tabular.copyColumn(column);
6205                 cur.idx() = tabular.cellIndex(row, column);
6206                 break;
6207
6208         case Tabular::MOVE_COLUMN_RIGHT:
6209                 tabular.moveColumn(column, Tabular::RIGHT);
6210                 cur.idx() = tabular.cellIndex(row, column + 1);
6211                 break;
6212
6213         case Tabular::MOVE_COLUMN_LEFT:
6214                 tabular.moveColumn(column, Tabular::LEFT);
6215                 cur.idx() = tabular.cellIndex(row, column - 1);
6216                 break;
6217
6218         case Tabular::MOVE_ROW_DOWN:
6219                 tabular.moveRow(row, Tabular::DOWN);
6220                 cur.idx() = tabular.cellIndex(row + 1, column);
6221                 break;
6222
6223         case Tabular::MOVE_ROW_UP:
6224                 tabular.moveRow(row, Tabular::UP);
6225                 cur.idx() = tabular.cellIndex(row - 1, column);
6226                 break;
6227
6228         case Tabular::SET_LINE_TOP:
6229         case Tabular::TOGGLE_LINE_TOP: {
6230                 bool lineSet = (feature == Tabular::SET_LINE_TOP)
6231                                ? (value == "true") : !tabular.topLine(cur.idx());
6232                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6233                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6234                                 tabular.setTopLine(tabular.cellIndex(r, c), lineSet);
6235                 break;
6236         }
6237
6238         case Tabular::SET_LINE_BOTTOM:
6239         case Tabular::TOGGLE_LINE_BOTTOM: {
6240                 bool lineSet = (feature == Tabular::SET_LINE_BOTTOM)
6241                                ? (value == "true") : !tabular.bottomLine(cur.idx());
6242                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6243                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6244                                 tabular.setBottomLine(tabular.cellIndex(r, c), lineSet);
6245                 break;
6246         }
6247
6248         case Tabular::SET_LTRIM_TOP:
6249         case Tabular::TOGGLE_LTRIM_TOP: {
6250                 bool l = (feature == Tabular::SET_LTRIM_TOP)
6251                                ? (value == "true") : !tabular.topLineTrim(cur.idx()).first;
6252                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6253                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6254                                 tabular.setTopLineLTrim(tabular.cellIndex(r, c), l);
6255                 break;
6256         }
6257
6258         case Tabular::SET_RTRIM_TOP:
6259         case Tabular::TOGGLE_RTRIM_TOP: {
6260                 bool l = (feature == Tabular::SET_RTRIM_TOP)
6261                                ? (value == "true") : !tabular.topLineTrim(cur.idx()).second;
6262                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6263                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6264                                 tabular.setTopLineRTrim(tabular.cellIndex(r, c), l);
6265                 break;
6266         }
6267
6268         case Tabular::SET_LTRIM_BOTTOM:
6269         case Tabular::TOGGLE_LTRIM_BOTTOM: {
6270                 bool l = (feature == Tabular::SET_LTRIM_BOTTOM)
6271                                ? (value == "true") : !tabular.bottomLineTrim(cur.idx()).first;
6272                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6273                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6274                                 tabular.setBottomLineLTrim(tabular.cellIndex(r, c), l);
6275                 break;
6276         }
6277
6278         case Tabular::SET_RTRIM_BOTTOM:
6279         case Tabular::TOGGLE_RTRIM_BOTTOM: {
6280                 bool l = (feature == Tabular::SET_RTRIM_BOTTOM)
6281                                ? (value == "true") : !tabular.bottomLineTrim(cur.idx()).second;
6282                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6283                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6284                                 tabular.setBottomLineRTrim(tabular.cellIndex(r, c), l);
6285                 break;
6286         }
6287
6288         case Tabular::SET_LINE_LEFT:
6289         case Tabular::TOGGLE_LINE_LEFT: {
6290                 bool lineSet = (feature == Tabular::SET_LINE_LEFT)
6291                                ? (value == "true") : !tabular.leftLine(cur.idx());
6292                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6293                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6294                                 tabular.setLeftLine(tabular.cellIndex(r, c), lineSet);
6295                 break;
6296         }
6297
6298         case Tabular::SET_LINE_RIGHT:
6299         case Tabular::TOGGLE_LINE_RIGHT: {
6300                 bool lineSet = (feature == Tabular::SET_LINE_RIGHT)
6301                                ? (value == "true") : !tabular.rightLine(cur.idx());
6302                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6303                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6304                                 tabular.setRightLine(tabular.cellIndex(r, c), lineSet);
6305                 break;
6306         }
6307
6308         case Tabular::M_ALIGN_LEFT:
6309         case Tabular::M_ALIGN_RIGHT:
6310         case Tabular::M_ALIGN_CENTER:
6311         case Tabular::ALIGN_LEFT:
6312         case Tabular::ALIGN_RIGHT:
6313         case Tabular::ALIGN_CENTER:
6314         case Tabular::ALIGN_BLOCK:
6315         case Tabular::ALIGN_DECIMAL:
6316                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6317                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6318                                 tabular.setAlignment(tabular.cellIndex(r, c), setAlign,
6319                                 !tabular.getPWidth(c).zero());
6320                 break;
6321
6322         case Tabular::M_VALIGN_TOP:
6323         case Tabular::M_VALIGN_BOTTOM:
6324         case Tabular::M_VALIGN_MIDDLE:
6325                 flag = false;
6326                 // fall through
6327         case Tabular::VALIGN_TOP:
6328         case Tabular::VALIGN_BOTTOM:
6329         case Tabular::VALIGN_MIDDLE:
6330                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6331                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6332                                 tabular.setVAlignment(tabular.cellIndex(r, c), setVAlign, flag);
6333                 break;
6334
6335         case Tabular::SET_MULTICOLUMN: {
6336                 if (!cur.selection()) {
6337                         // just multicol for one single cell
6338                         // check whether we are completely in a multicol
6339                         if (!tabular.isMultiColumn(cur.idx()))
6340                                 tabular.setMultiColumn(cur, cur.idx(), 1,
6341                                         tabular.rightLine(cur.idx()));
6342                         break;
6343                 }
6344                 // we have a selection so this means we just add all these
6345                 // cells to form a multicolumn cell
6346                 idx_type const s_start = cur.selBegin().idx();
6347                 row_type const col_start = tabular.cellColumn(s_start);
6348                 row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
6349                 cur.idx() = tabular.setMultiColumn(cur, s_start, col_end - col_start + 1,
6350                                                    tabular.rightLine(cur.selEnd().idx()));
6351                 cur.pit() = 0;
6352                 cur.pos() = 0;
6353                 cur.selection(false);
6354                 break;
6355         }
6356
6357         case Tabular::UNSET_MULTICOLUMN: {
6358                 if (!cur.selection()) {
6359                         if (tabular.isMultiColumn(cur.idx()))
6360                                 tabular.unsetMultiColumn(cur.idx());
6361                 }
6362                 break;
6363         }
6364
6365         case Tabular::MULTICOLUMN: {
6366                 if (!cur.selection()) {
6367                         if (tabular.isMultiColumn(cur.idx()))
6368                                 tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
6369                         else
6370                                 tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
6371                         break;
6372                 }
6373                 bool merge = false;
6374                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6375                         row_type const r = sel_row_start;
6376                         if (!tabular.isMultiColumn(tabular.cellIndex(r, c))
6377                             || (r > sel_row_start && !tabular.isPartOfMultiColumn(r, c)))
6378                                 merge = true;
6379                 }
6380                 // If the selection contains at least one singlecol cell
6381                 // or multiple multicol cells,
6382                 // we assume the user will merge is to a single multicol
6383                 if (merge)
6384                         tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
6385                 else
6386                         tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
6387                 break;
6388         }
6389
6390         case Tabular::SET_MULTIROW: {
6391                 if (!cur.selection()) {
6392                         // just multirow for one single cell
6393                         // check whether we are completely in a multirow
6394                         if (!tabular.isMultiRow(cur.idx()))
6395                                 tabular.setMultiRow(cur, cur.idx(), 1,
6396                                                     tabular.bottomLine(cur.idx()),
6397                                                     tabular.getAlignment(cur.idx()));
6398                         break;
6399                 }
6400                 // we have a selection so this means we just add all this
6401                 // cells to form a multirow cell
6402                 idx_type const s_start = cur.selBegin().idx();
6403                 row_type const row_start = tabular.cellRow(s_start);
6404                 row_type const row_end = tabular.cellRow(cur.selEnd().idx());
6405                 cur.idx() = tabular.setMultiRow(cur, s_start, row_end - row_start + 1,
6406                                                 tabular.bottomLine(cur.selEnd().idx()),
6407                                                 tabular.getAlignment(cur.selEnd().idx()));
6408                 cur.pit() = 0;
6409                 cur.pos() = 0;
6410                 cur.selection(false);
6411                 break;
6412         }
6413
6414         case Tabular::UNSET_MULTIROW: {
6415                 if (!cur.selection()) {
6416                         if (tabular.isMultiRow(cur.idx()))
6417                                 tabular.unsetMultiRow(cur.idx());
6418                 }
6419                 break;
6420         }
6421
6422         case Tabular::MULTIROW: {
6423                 if (!cur.selection()) {
6424                         if (tabular.isMultiRow(cur.idx()))
6425                                 tabularFeatures(cur, Tabular::UNSET_MULTIROW);
6426                         else
6427                                 tabularFeatures(cur, Tabular::SET_MULTIROW);
6428                         break;
6429                 }
6430                 bool merge = false;
6431                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6432                         col_type const c = sel_col_start;
6433                         if (!tabular.isMultiRow(tabular.cellIndex(r, c))
6434                             || (r > sel_row_start && !tabular.isPartOfMultiRow(r, c)))
6435                                 merge = true;
6436                 }
6437                 // If the selection contains at least one singlerow cell
6438                 // or multiple multirow cells,
6439                 // we assume the user will merge is to a single multirow
6440                 if (merge)
6441                         tabularFeatures(cur, Tabular::SET_MULTIROW);
6442                 else
6443                         tabularFeatures(cur, Tabular::UNSET_MULTIROW);
6444                 break;
6445         }
6446
6447         case Tabular::SET_INNER_LINES:
6448                 setLinesInnerOnly = true;
6449                 // fall through
6450         case Tabular::SET_ALL_LINES:
6451                 setLines = true;
6452                 // fall through
6453         case Tabular::UNSET_ALL_LINES:
6454                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6455                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6456                                 idx_type const cell = tabular.cellIndex(r, c);
6457                                 if (!setLinesInnerOnly || r != sel_row_start)
6458                                         tabular.setTopLine(cell, setLines);
6459                                 if ((!setLinesInnerOnly || r != sel_row_end)
6460                                     && (!setLines || r == sel_row_end))
6461                                         tabular.setBottomLine(cell, setLines);
6462                                 if ((!setLinesInnerOnly || c != sel_col_end)
6463                                     && (!setLines || c == sel_col_end))
6464                                         tabular.setRightLine(cell, setLines);
6465                                 if ((!setLinesInnerOnly || c != sel_col_start))
6466                                         tabular.setLeftLine(cell, setLines);
6467                         }
6468                 break;
6469
6470         case Tabular::RESET_FORMAL_DEFAULT:
6471                 for (row_type r = 0; r < tabular.nrows(); ++r) {
6472                         bool const head_or_foot = r == 0 || r == tabular.nrows() - 1;
6473                         for (col_type c = 0; c < tabular.ncols(); ++c) {
6474                                 idx_type const cell = tabular.cellIndex(r, c);
6475                                 tabular.setTopLine(cell, head_or_foot);
6476                                 tabular.setBottomLine(cell, head_or_foot);
6477                         }
6478                 }
6479                 break;
6480
6481         case Tabular::SET_BORDER_LINES:
6482                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6483                         tabular.setLeftLine(tabular.cellIndex(r, sel_col_start), true);
6484                         tabular.setRightLine(tabular.cellIndex(r, sel_col_end), true);
6485                 }
6486                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6487                         tabular.setTopLine(tabular.cellIndex(sel_row_start, c), true);
6488                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, c), true);
6489                 }
6490                 break;
6491
6492         case Tabular::TOGGLE_LONGTABULAR:
6493                 if (tabular.is_long_tabular)
6494                         tabularFeatures(cur, Tabular::UNSET_LONGTABULAR);
6495                 else
6496                         tabular.is_long_tabular = true;
6497                 break;
6498
6499         case Tabular::SET_LONGTABULAR:
6500                 tabular.is_long_tabular = true;
6501                 break;
6502
6503         case Tabular::UNSET_LONGTABULAR:
6504                 for (row_type r = 0; r < tabular.nrows(); ++r) {
6505                         if (tabular.ltCaption(r)) {
6506                                 cur.idx() = tabular.cellIndex(r, 0);
6507                                 cur.pit() = 0;
6508                                 cur.pos() = 0;
6509                                 tabularFeatures(cur, Tabular::TOGGLE_LTCAPTION);
6510                         }
6511                 }
6512                 tabular.is_long_tabular = false;
6513                 break;
6514
6515         case Tabular::SET_ROTATE_TABULAR:
6516                 tabular.rotate = convert<int>(value);
6517                 break;
6518
6519         case Tabular::UNSET_ROTATE_TABULAR:
6520                 tabular.rotate = 0;
6521                 break;
6522
6523         case Tabular::TOGGLE_ROTATE_TABULAR:
6524                 // when pressing the rotate button we default to 90° rotation
6525                 tabular.rotate != 0 ? tabular.rotate = 0 : tabular.rotate = 90;
6526                 break;
6527
6528         case Tabular::TABULAR_VALIGN_TOP:
6529                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
6530                 break;
6531
6532         case Tabular::TABULAR_VALIGN_MIDDLE:
6533                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
6534                 break;
6535
6536         case Tabular::TABULAR_VALIGN_BOTTOM:
6537                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
6538                 break;
6539
6540         case Tabular::LONGTABULAR_ALIGN_LEFT:
6541                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
6542                 break;
6543
6544         case Tabular::LONGTABULAR_ALIGN_CENTER:
6545                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
6546                 break;
6547
6548         case Tabular::LONGTABULAR_ALIGN_RIGHT:
6549                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
6550                 break;
6551
6552         case Tabular::SET_ROTATE_CELL:
6553                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6554                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6555                                 tabular.setRotateCell(tabular.cellIndex(r, c), convert<int>(value));
6556                 break;
6557
6558         case Tabular::UNSET_ROTATE_CELL:
6559                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6560                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6561                                 tabular.setRotateCell(tabular.cellIndex(r, c), 0);
6562                 break;
6563
6564         case Tabular::TOGGLE_ROTATE_CELL:
6565                 {
6566                 bool oneNotRotated = oneCellHasRotationState(false,
6567                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
6568
6569                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6570                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
6571                                 // when pressing the rotate cell button we default to 90° rotation
6572                                 if (oneNotRotated)
6573                                         tabular.setRotateCell(tabular.cellIndex(r, c), 90);
6574                                 else
6575                                         tabular.setRotateCell(tabular.cellIndex(r, c), 0);
6576                         }
6577                 }
6578                 break;
6579
6580         case Tabular::SET_USEBOX: {
6581                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
6582                 if (val == tabular.getUsebox(cur.idx()))
6583                         val = Tabular::BOX_NONE;
6584                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6585                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6586                                 tabular.setUsebox(tabular.cellIndex(r, c), val);
6587                 break;
6588         }
6589
6590         case Tabular::UNSET_LTFIRSTHEAD:
6591                 flag = false;
6592                 // fall through
6593         case Tabular::SET_LTFIRSTHEAD:
6594                 tabular.getRowOfLTFirstHead(row, ltt);
6595                 checkLongtableSpecial(ltt, value, flag);
6596                 tabular.setLTHead(row, flag, ltt, true);
6597                 break;
6598
6599         case Tabular::UNSET_LTHEAD:
6600                 flag = false;
6601                 // fall through
6602         case Tabular::SET_LTHEAD:
6603                 tabular.getRowOfLTHead(row, ltt);
6604                 checkLongtableSpecial(ltt, value, flag);
6605                 tabular.setLTHead(row, flag, ltt, false);
6606                 break;
6607
6608         case Tabular::UNSET_LTFOOT:
6609                 flag = false;
6610                 // fall through
6611         case Tabular::SET_LTFOOT:
6612                 tabular.getRowOfLTFoot(row, ltt);
6613                 checkLongtableSpecial(ltt, value, flag);
6614                 tabular.setLTFoot(row, flag, ltt, false);
6615                 break;
6616
6617         case Tabular::UNSET_LTLASTFOOT:
6618                 flag = false;
6619                 // fall through
6620         case Tabular::SET_LTLASTFOOT:
6621                 tabular.getRowOfLTLastFoot(row, ltt);
6622                 checkLongtableSpecial(ltt, value, flag);
6623                 tabular.setLTFoot(row, flag, ltt, true);
6624                 break;
6625
6626         case Tabular::UNSET_LTNEWPAGE:
6627                 flag = false;
6628                 // fall through
6629         case Tabular::SET_LTNEWPAGE:
6630                 tabular.setLTNewPage(row, flag);
6631                 break;
6632
6633         case Tabular::SET_LTCAPTION: {
6634                 if (tabular.ltCaption(row))
6635                         break;
6636                 cur.idx() = tabular.setLTCaption(cur, row, true);
6637                 cur.pit() = 0;
6638                 cur.pos() = 0;
6639                 cur.selection(false);
6640                 // If a row is set as caption, then also insert
6641                 // a caption. Otherwise the LaTeX output is broken.
6642                 // Select cell if it is non-empty
6643                 if (cur.lastpos() > 0 || cur.lastpit() > 0)
6644                         lyx::dispatch(FuncRequest(LFUN_INSET_SELECT_ALL));
6645                 lyx::dispatch(FuncRequest(LFUN_CAPTION_INSERT));
6646                 break;
6647         }
6648
6649         case Tabular::UNSET_LTCAPTION: {
6650                 if (!tabular.ltCaption(row))
6651                         break;
6652                 cur.idx() = tabular.setLTCaption(cur, row, false);
6653                 cur.pit() = 0;
6654                 cur.pos() = 0;
6655                 cur.selection(false);
6656                 FuncRequest fr(LFUN_INSET_DISSOLVE, "caption");
6657                 if (lyx::getStatus(fr).enabled())
6658                         lyx::dispatch(fr);
6659                 break;
6660         }
6661
6662         case Tabular::TOGGLE_LTCAPTION: {
6663                 if (tabular.ltCaption(row))
6664                         tabularFeatures(cur, Tabular::UNSET_LTCAPTION);
6665                 else
6666                         tabularFeatures(cur, Tabular::SET_LTCAPTION);
6667                 break;
6668         }
6669
6670         case Tabular::TOGGLE_BOOKTABS:
6671                 tabular.use_booktabs = !tabular.use_booktabs;
6672                 break;
6673
6674         case Tabular::SET_BOOKTABS:
6675                 tabular.use_booktabs = true;
6676                 break;
6677
6678         case Tabular::UNSET_BOOKTABS:
6679                 tabular.use_booktabs = false;
6680                 break;
6681
6682         case Tabular::SET_TOP_SPACE: {
6683                 Length len;
6684                 if (value == "default")
6685                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6686                                 tabular.row_info[r].top_space_default = true;
6687                 else if (value == "none")
6688                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6689                                 tabular.row_info[r].top_space_default = false;
6690                                 tabular.row_info[r].top_space = len;
6691                         }
6692                 else if (isValidLength(value, &len))
6693                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6694                                 tabular.row_info[r].top_space_default = false;
6695                                 tabular.row_info[r].top_space = len;
6696                         }
6697                 break;
6698         }
6699
6700         case Tabular::SET_BOTTOM_SPACE: {
6701                 Length len;
6702                 if (value == "default")
6703                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6704                                 tabular.row_info[r].bottom_space_default = true;
6705                 else if (value == "none")
6706                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6707                                 tabular.row_info[r].bottom_space_default = false;
6708                                 tabular.row_info[r].bottom_space = len;
6709                         }
6710                 else if (isValidLength(value, &len))
6711                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6712                                 tabular.row_info[r].bottom_space_default = false;
6713                                 tabular.row_info[r].bottom_space = len;
6714                         }
6715                 break;
6716         }
6717
6718         case Tabular::SET_INTERLINE_SPACE: {
6719                 Length len;
6720                 if (value == "default")
6721                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
6722                                 tabular.row_info[r].interline_space_default = true;
6723                 else if (value == "none")
6724                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6725                                 tabular.row_info[r].interline_space_default = false;
6726                                 tabular.row_info[r].interline_space = len;
6727                         }
6728                 else if (isValidLength(value, &len))
6729                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
6730                                 tabular.row_info[r].interline_space_default = false;
6731                                 tabular.row_info[r].interline_space = len;
6732                         }
6733                 break;
6734         }
6735
6736         case Tabular::SET_DECIMAL_POINT:
6737                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
6738                         tabular.column_info[c].decimal_point = from_utf8(value);
6739                 break;
6740
6741         // dummy stuff just to avoid warnings
6742         case Tabular::LAST_ACTION:
6743                 break;
6744         }
6745 }
6746
6747
6748 bool InsetTabular::copySelection(Cursor & cur)
6749 {
6750         if (!cur.selection())
6751                 return false;
6752
6753         row_type rs, re;
6754         col_type cs, ce;
6755         getSelection(cur, rs, re, cs, ce);
6756
6757         paste_tabular.reset(new Tabular(tabular));
6758
6759         for (row_type r = 0; r < rs; ++r)
6760                 paste_tabular->deleteRow(0);
6761
6762         row_type const rows = re - rs + 1;
6763         while (paste_tabular->nrows() > rows)
6764                 paste_tabular->deleteRow(rows);
6765
6766         for (col_type c = 0; c < cs; ++c)
6767                 paste_tabular->deleteColumn(0);
6768
6769         col_type const columns = ce - cs + 1;
6770         while (paste_tabular->ncols() > columns)
6771                 paste_tabular->deleteColumn(columns);
6772
6773         paste_tabular->setBuffer(tabular.buffer());
6774
6775         odocstringstream os;
6776         OutputParams const runparams(0);
6777         paste_tabular->plaintext(os, runparams, 0, true, '\t', INT_MAX);
6778         // Needed for the "Edit->Paste recent" menu and the system clipboard.
6779         cap::copySelection(cur, os.str());
6780
6781         // mark tabular stack dirty
6782         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
6783         // when we (hopefully) have a one-for-all paste mechanism.
6784         // This must be called after cap::copySelection.
6785         dirtyTabularStack(true);
6786
6787         return true;
6788 }
6789
6790
6791 bool InsetTabular::pasteClipboard(Cursor & cur)
6792 {
6793         if (!paste_tabular)
6794                 return false;
6795         col_type actcol = tabular.cellColumn(cur.idx());
6796         row_type actrow = tabular.cellRow(cur.idx());
6797
6798         if (cur.selIsMultiCell()) {
6799                 row_type re;
6800                 col_type ce;
6801                 getSelection(cur, actrow, re, actcol, ce);
6802         }
6803
6804         for (row_type r1 = 0, r2 = actrow;
6805              r1 < paste_tabular->nrows() && r2 < tabular.nrows();
6806              ++r1, ++r2) {
6807                 for (col_type c1 = 0, c2 = actcol;
6808                     c1 < paste_tabular->ncols() && c2 < tabular.ncols();
6809                     ++c1, ++c2) {
6810                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
6811                               tabular.isPartOfMultiColumn(r2, c2))
6812                                 continue;
6813                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
6814                                 --c2;
6815                                 continue;
6816                         }
6817                         if (tabular.isPartOfMultiColumn(r2, c2)) {
6818                                 --c1;
6819                                 continue;
6820                         }
6821                         shared_ptr<InsetTableCell> inset(
6822                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
6823                         tabular.setCellInset(r2, c2, inset);
6824                         // FIXME?: why do we need to do this explicitly? (EL)
6825                         tabular.cellInset(r2, c2)->setBuffer(tabular.buffer());
6826
6827                         // FIXME: change tracking (MG)
6828                         inset->setChange(Change(buffer().params().track_changes ?
6829                                                 Change::INSERTED : Change::UNCHANGED));
6830                         cur.pos() = 0;
6831                         cur.pit() = 0;
6832                 }
6833         }
6834         return true;
6835 }
6836
6837
6838 void InsetTabular::cutSelection(Cursor & cur)
6839 {
6840         if (!cur.selection())
6841                 return;
6842
6843         row_type rs, re;
6844         col_type cs, ce;
6845         getSelection(cur, rs, re, cs, ce);
6846         for (row_type r = rs; r <= re; ++r) {
6847                 for (col_type c = cs; c <= ce; ++c) {
6848                         shared_ptr<InsetTableCell> t
6849                                 = cell(tabular.cellIndex(r, c));
6850                         if (buffer().params().track_changes)
6851                                 // FIXME: Change tracking (MG)
6852                                 t->setChange(Change(Change::DELETED));
6853                         else
6854                                 t->clear();
6855                 }
6856         }
6857
6858         // cursor position might be invalid now
6859         if (cur.pit() > cur.lastpit())
6860                 cur.pit() = cur.lastpit();
6861         if (cur.pos() > cur.lastpos())
6862                 cur.pos() = cur.lastpos();
6863         cur.clearSelection();
6864 }
6865
6866
6867 bool InsetTabular::isRightToLeft(Cursor & cur) const
6868 {
6869         // LASSERT: It might be better to abandon this Buffer.
6870         LASSERT(cur.depth() > 1, return false);
6871         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
6872         pos_type const parentpos = cur[cur.depth() - 2].pos();
6873         return parentpar.getFontSettings(buffer().params(),
6874                                          parentpos).language()->rightToLeft();
6875 }
6876
6877
6878 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
6879                                  bool intoInsets)
6880 {
6881         LASSERT(stidx <= enidx, return docstring());
6882         docstring retval;
6883         col_type const col1 = tabular.cellColumn(stidx);
6884         col_type const col2 = tabular.cellColumn(enidx);
6885         row_type const row1 = tabular.cellRow(stidx);
6886         row_type const row2 = tabular.cellRow(enidx);
6887         bool first = true;
6888         for (col_type col = col1; col <= col2; col++)
6889                 for (row_type row = row1; row <= row2; row++) {
6890                         if (!first)
6891                                 retval += "\n";
6892                         else
6893                                 first = false;
6894                         retval += tabular.cellInset(row, col)->asString(intoInsets);
6895                 }
6896         return retval;
6897 }
6898
6899
6900 void InsetTabular::getSelection(Cursor & cur,
6901         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
6902 {
6903         CursorSlice const & beg = cur.selBegin();
6904         CursorSlice const & end = cur.selEnd();
6905         cs = tabular.cellColumn(beg.idx());
6906         ce = tabular.cellColumn(end.idx());
6907         if (cs > ce)
6908                 swap(cs, ce);
6909
6910         rs = tabular.cellRow(beg.idx());
6911         re = tabular.cellRow(end.idx());
6912         if (rs > re)
6913                 swap(rs, re);
6914 }
6915
6916
6917 Text * InsetTabular::getText(int idx) const
6918 {
6919         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
6920 }
6921
6922
6923 void InsetTabular::setChange(Change const & change)
6924 {
6925         for (idx_type idx = 0; idx < nargs(); ++idx)
6926                 cell(idx)->setChange(change);
6927 }
6928
6929
6930 void InsetTabular::acceptChanges()
6931 {
6932         for (idx_type idx = 0; idx < nargs(); ++idx)
6933                 cell(idx)->acceptChanges();
6934 }
6935
6936
6937 void InsetTabular::rejectChanges()
6938 {
6939         for (idx_type idx = 0; idx < nargs(); ++idx)
6940                 cell(idx)->rejectChanges();
6941 }
6942
6943
6944 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
6945 {
6946         return tabular.getPWidth(cell).zero();
6947 }
6948
6949
6950 bool InsetTabular::forcePlainLayout(idx_type cell) const
6951 {
6952         return tabular.isMultiColumn(cell) && !tabular.getPWidth(cell).zero();
6953 }
6954
6955
6956 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
6957                                      bool usePaste)
6958 {
6959         if (buf.length() <= 0)
6960                 return true;
6961
6962         col_type cols = 1;
6963         row_type rows = 1;
6964         col_type maxCols = 1;
6965         size_t const len = buf.length();
6966         size_t p = 0;
6967
6968         while (p < len &&
6969                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
6970                 switch (buf[p]) {
6971                 case '\t':
6972                         ++cols;
6973                         break;
6974                 case '\n':
6975                         if (p + 1 < len)
6976                                 ++rows;
6977                         maxCols = max(cols, maxCols);
6978                         cols = 1;
6979                         break;
6980                 }
6981                 ++p;
6982         }
6983         maxCols = max(cols, maxCols);
6984         Tabular * loctab;
6985         idx_type cell = 0;
6986         col_type ocol = 0;
6987         row_type row = 0;
6988         if (usePaste) {
6989                 paste_tabular.reset(new Tabular(buffer_, rows, maxCols));
6990                 loctab = paste_tabular.get();
6991                 dirtyTabularStack(true);
6992         } else {
6993                 loctab = &tabular;
6994                 cell = bv.cursor().idx();
6995                 ocol = tabular.cellColumn(cell);
6996                 row = tabular.cellRow(cell);
6997         }
6998
6999         size_t op = 0;
7000         idx_type cells = loctab->numberofcells;
7001         p = 0;
7002         cols = ocol;
7003         rows = loctab->nrows();
7004         col_type columns = loctab->ncols();
7005
7006         while (p < len &&
7007                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
7008         {
7009                 if (p >= len)
7010                         break;
7011                 switch (buf[p]) {
7012                 case '\t':
7013                         // append column if necessary
7014                         if (cols == columns) {
7015                                 loctab->appendColumn(cols - 1);
7016                                 columns = loctab->ncols();
7017                                 cells = loctab->numberofcells;
7018                                 ++cell;
7019                         }
7020                         if (cols < columns) {
7021                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
7022                                 Font const font = bv.textMetrics(&inset->text()).
7023                                         displayFont(0, 0);
7024                                 inset->setText(buf.substr(op, p - op), font,
7025                                                buffer().params().track_changes);
7026                                 ++cols;
7027                                 ++cell;
7028                         }
7029                         break;
7030                 case '\n':
7031                         // we can only set this if we are not too far right
7032                         if (cols < columns) {
7033                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
7034                                 Font const font = bv.textMetrics(&inset->text()).
7035                                         displayFont(0, 0);
7036                                 inset->setText(buf.substr(op, p - op), font,
7037                                                buffer().params().track_changes);
7038                         }
7039                         cols = ocol;
7040                         ++row;
7041                         // append row if necessary
7042                         if (row == rows && p < len - 1) {
7043                                 loctab->appendRow(row - 1);
7044                                 rows = loctab->nrows();
7045                                 cells = loctab->numberofcells;
7046                         }
7047                         if (row < rows)
7048                                 cell = loctab->cellIndex(row, cols);
7049                         break;
7050                 }
7051                 ++p;
7052                 op = p;
7053         }
7054         // check for the last cell if there is no trailing '\n'
7055         if (cell < cells && op < len) {
7056                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
7057                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
7058                 inset->setText(buf.substr(op, len - op), font,
7059                         buffer().params().track_changes);
7060         }
7061         return true;
7062 }
7063
7064
7065 void InsetTabular::addPreview(DocIterator const & inset_pos,
7066         PreviewLoader & loader) const
7067 {
7068         DocIterator cell_pos = inset_pos;
7069
7070         cell_pos.push_back(CursorSlice(*const_cast<InsetTabular *>(this)));
7071         for (row_type r = 0; r < tabular.nrows(); ++r) {
7072                 for (col_type c = 0; c < tabular.ncols(); ++c) {
7073                         cell_pos.top().idx() = tabular.cellIndex(r, c);
7074                         tabular.cellInset(r, c)->addPreview(cell_pos, loader);
7075                 }
7076         }
7077 }
7078
7079
7080 bool InsetTabular::completionSupported(Cursor const & cur) const
7081 {
7082         Cursor const & bvCur = cur.bv().cursor();
7083         if (&bvCur.inset() != this)
7084                 return false;
7085         return cur.text()->completionSupported(cur);
7086 }
7087
7088
7089 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
7090 {
7091         return completionSupported(cur);
7092 }
7093
7094
7095 bool InsetTabular::automaticInlineCompletion() const
7096 {
7097         return lyxrc.completion_inline_text;
7098 }
7099
7100
7101 bool InsetTabular::automaticPopupCompletion() const
7102 {
7103         return lyxrc.completion_popup_text;
7104 }
7105
7106
7107 bool InsetTabular::showCompletionCursor() const
7108 {
7109         return lyxrc.completion_cursor_text;
7110 }
7111
7112
7113 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
7114 {
7115         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
7116 }
7117
7118
7119 docstring InsetTabular::completionPrefix(Cursor const & cur) const
7120 {
7121         if (!completionSupported(cur))
7122                 return docstring();
7123         return cur.text()->completionPrefix(cur);
7124 }
7125
7126
7127 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
7128 {
7129         if (!completionSupported(cur))
7130                 return false;
7131
7132         return cur.text()->insertCompletion(cur, s, finished);
7133 }
7134
7135
7136 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
7137                                     Dimension & dim) const
7138 {
7139         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
7140         tm.completionPosAndDim(cur, x, y, dim);
7141 }
7142
7143
7144 void InsetTabular::string2params(string const & in, InsetTabular & inset)
7145 {
7146         istringstream data(in);
7147         Lexer lex;
7148         lex.setStream(data);
7149
7150         if (in.empty())
7151                 return;
7152
7153         string token;
7154         lex >> token;
7155         if (!lex || token != "tabular") {
7156                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
7157                 return;
7158         }
7159
7160         // This is part of the inset proper that is usually swallowed
7161         // by Buffer::readInset
7162         lex >> token;
7163         if (!lex || token != "Tabular") {
7164                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
7165                 return;
7166         }
7167
7168         inset.read(lex);
7169 }
7170
7171
7172 string InsetTabular::params2string(InsetTabular const & inset)
7173 {
7174         ostringstream data;
7175         data << "tabular" << ' ';
7176         inset.write(data);
7177         data << "\\end_inset\n";
7178         return data.str();
7179 }
7180
7181
7182 void InsetTabular::setLayoutForHiddenCells(DocumentClass const & dc)
7183 {
7184         for (Tabular::col_type c = 0; c < tabular.ncols(); ++c) {
7185                 for (Tabular::row_type r = 0; r < tabular.nrows(); ++r) {
7186                         if (!tabular.isPartOfMultiColumn(r,c) &&
7187                             !tabular.isPartOfMultiRow(r,c))
7188                                 continue;
7189
7190                         ParagraphList & parlist = tabular.cellInset(r,c)->paragraphs();
7191                         ParagraphList::iterator it = parlist.begin();
7192                         ParagraphList::iterator const en = parlist.end();
7193                         for (; it != en; ++it)
7194                                         it->setLayout(dc.plainLayout());
7195                 }
7196         }
7197 }
7198
7199
7200 } // namespace lyx