src/insets/InsetTabular.cpp

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