src/insets/InsetTabular.cpp

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