src/insets/InsetTabular.cpp

   1 /**
   2  * \file InsetTabular.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author Matthias Ettrich
   8  * \author José Matos
   9  * \author Jean-Marc Lasgouttes
  10  * \author Angus Leeming
  11  * \author John Levon
  12  * \author André Pönitz
  13  * \author Jürgen Vigna
  14  * \author Uwe Stöhr
  15  * \author Edwin Leuven
  16  *
  17  * Full author contact details are available in file CREDITS.
  18  */
  19
  20 #include <config.h>
  21
  22 #include "InsetTabular.h"
  23
  24 #include "buffer_funcs.h"
  25 #include "Buffer.h"
  26 #include "BufferParams.h"
  27 #include "BufferView.h"
  28 #include "CoordCache.h"
  29 #include "Counters.h"
  30 #include "Cursor.h"
  31 #include "CutAndPaste.h"
  32 #include "DispatchResult.h"
  33 #include "FuncRequest.h"
  34 #include "FuncStatus.h"
  35 #include "Language.h"
  36 #include "LaTeXFeatures.h"
  37 #include "Lexer.h"
  38 #include "LyX.h"
  39 #include "LyXRC.h"
  40 #include "MetricsInfo.h"
  41 #include "OutputParams.h"
  42 #include "output_xhtml.h"
  43 #include "Paragraph.h"
  44 #include "ParagraphParameters.h"
  45 #include "ParIterator.h"
  46 #include "TextClass.h"
  47 #include "TextMetrics.h"
  48
  49 #include "frontends/Application.h"
  50 #include "frontends/alert.h"
  51 #include "frontends/Clipboard.h"
  52 #include "frontends/Painter.h"
  53 #include "frontends/Selection.h"
  54
  55 #include "support/convert.h"
  56 #include "support/debug.h"
  57 #include "support/docstream.h"
  58 #include "support/FileName.h"
  59 #include "support/gettext.h"
  60 #include "support/lassert.h"
  61 #include "support/lstrings.h"
  62
  63 #include <boost/scoped_ptr.hpp>
  64
  65 #include <sstream>
  66 #include <iostream>
  67 #include <limits>
  68 #include <cstring>
  69
  70 using namespace std;
  71 using namespace lyx::support;
  72
  73
  74
  75 namespace lyx {
  76
  77 using cap::dirtyTabularStack;
  78 using cap::tabularStackDirty;
  79
  80 using graphics::PreviewLoader;
  81
  82 using frontend::Painter;
  83 using frontend::Clipboard;
  84
  85 namespace Alert = frontend::Alert;
  86
  87
  88 namespace {
  89
  90 int const ADD_TO_HEIGHT = 2; // in cell
  91 int const ADD_TO_TABULAR_WIDTH = 6; // horizontal space before and after the table
  92 int const default_line_space = 10; // ?
  93 int const WIDTH_OF_LINE = 5; // space between double lines
  94
  95
  96 ///
  97 boost::scoped_ptr<Tabular> paste_tabular;
  98
  99
 100 struct TabularFeature {
 101         Tabular::Feature action;
 102         string feature;
 103         bool need_value;
 104 };
 105
 106
 107 TabularFeature tabularFeature[] =
 108 {
 109         // the SET/UNSET actions are used by the table dialog,
 110         // the TOGGLE actions by the table toolbar buttons
 111         { Tabular::APPEND_ROW, "append-row", false },
 112         { Tabular::APPEND_COLUMN, "append-column", false },
 113         { Tabular::DELETE_ROW, "delete-row", false },
 114         { Tabular::DELETE_COLUMN, "delete-column", false },
 115         { Tabular::COPY_ROW, "copy-row", false },
 116         { Tabular::COPY_COLUMN, "copy-column", false },
 117         { Tabular::SET_LINE_TOP, "set-line-top", true },
 118         { Tabular::SET_LINE_BOTTOM, "set-line-bottom", true },
 119         { Tabular::SET_LINE_LEFT, "set-line-left", true },
 120         { Tabular::SET_LINE_RIGHT, "set-line-right", true },
 121         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top", false },
 122         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom", false },
 123         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left", false },
 124         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right", false },
 125         { Tabular::ALIGN_LEFT, "align-left", false },
 126         { Tabular::ALIGN_RIGHT, "align-right", false },
 127         { Tabular::ALIGN_CENTER, "align-center", false },
 128         { Tabular::ALIGN_BLOCK, "align-block", false },
 129         { Tabular::ALIGN_DECIMAL, "align-decimal", false },
 130         { Tabular::VALIGN_TOP, "valign-top", false },
 131         { Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 132         { Tabular::VALIGN_MIDDLE, "valign-middle", false },
 133         { Tabular::M_ALIGN_LEFT, "m-align-left", false },
 134         { Tabular::M_ALIGN_RIGHT, "m-align-right", false },
 135         { Tabular::M_ALIGN_CENTER, "m-align-center", false },
 136         { Tabular::M_VALIGN_TOP, "m-valign-top", false },
 137         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom", false },
 138         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle", false },
 139         { Tabular::MULTICOLUMN, "multicolumn", false },
 140         { Tabular::SET_MULTICOLUMN, "set-multicolumn", false },
 141         { Tabular::UNSET_MULTICOLUMN, "unset-multicolumn", false },
 142         { Tabular::MULTIROW, "multirow", false },
 143         { Tabular::SET_MULTIROW, "set-multirow", false },
 144         { Tabular::UNSET_MULTIROW, "unset-multirow", false },
 145         { Tabular::SET_MROFFSET, "set-mroffset", true },
 146         { Tabular::SET_ALL_LINES, "set-all-lines", false },
 147         { Tabular::UNSET_ALL_LINES, "unset-all-lines", false },
 148         { Tabular::SET_LONGTABULAR, "set-longtabular", false },
 149         { Tabular::UNSET_LONGTABULAR, "unset-longtabular", false },
 150         { Tabular::SET_PWIDTH, "set-pwidth", true },
 151         { Tabular::SET_MPWIDTH, "set-mpwidth", true },
 152         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular", false },
 153         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular", false },
 154         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular", false },
 155         { Tabular::SET_ROTATE_CELL, "set-rotate-cell", false },
 156         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell", false },
 157         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell", false },
 158         { Tabular::SET_USEBOX, "set-usebox", true },
 159         { Tabular::SET_LTHEAD, "set-lthead", true },
 160         { Tabular::UNSET_LTHEAD, "unset-lthead", true },
 161         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead", true },
 162         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead", true },
 163         { Tabular::SET_LTFOOT, "set-ltfoot", true },
 164         { Tabular::UNSET_LTFOOT, "unset-ltfoot", true },
 165         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot", true },
 166         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot", true },
 167         { Tabular::SET_LTNEWPAGE, "set-ltnewpage", false },
 168         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption", false },
 169         { Tabular::SET_LTCAPTION, "set-ltcaption", false },
 170         { Tabular::UNSET_LTCAPTION, "unset-ltcaption", false },
 171         { Tabular::SET_SPECIAL_COLUMN, "set-special-column", true },
 172         { Tabular::SET_SPECIAL_MULTICOLUMN, "set-special-multicolumn", true },
 173         { Tabular::SET_BOOKTABS, "set-booktabs", false },
 174         { Tabular::UNSET_BOOKTABS, "unset-booktabs", false },
 175         { Tabular::SET_TOP_SPACE, "set-top-space", true },
 176         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space", true },
 177         { Tabular::SET_INTERLINE_SPACE, "set-interline-space", true },
 178         { Tabular::SET_BORDER_LINES, "set-border-lines", false },
 179         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top", false},
 180         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle", false},
 181         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom", false},
 182         { Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 183         { Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 184         { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
 185         { Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
 186         { Tabular::LAST_ACTION, "", false }
 187 };
 188
 189
 190 template <class T>
 191 string const write_attribute(string const & name, T const & t)
 192 {
 193         string const s = tostr(t);
 194         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 195 }
 196
 197 template <>
 198 string const write_attribute(string const & name, string const & t)
 199 {
 200         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 201 }
 202
 203
 204 template <>
 205 string const write_attribute(string const & name, docstring const & t)
 206 {
 207         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 208 }
 209
 210
 211 template <>
 212 string const write_attribute(string const & name, bool const & b)
 213 {
 214         // we write only true attribute values so we remove a bit of the
 215         // file format bloat for tabulars.
 216         return b ? write_attribute(name, convert<string>(b)) : string();
 217 }
 218
 219
 220 template <>
 221 string const write_attribute(string const & name, int const & i)
 222 {
 223         // we write only true attribute values so we remove a bit of the
 224         // file format bloat for tabulars.
 225         return i ? write_attribute(name, convert<string>(i)) : string();
 226 }
 227
 228
 229 template <>
 230 string const write_attribute(string const & name, Tabular::idx_type const & i)
 231 {
 232         // we write only true attribute values so we remove a bit of the
 233         // file format bloat for tabulars.
 234         return i ? write_attribute(name, convert<string>(i)) : string();
 235 }
 236
 237
 238 template <>
 239 string const write_attribute(string const & name, Length const & value)
 240 {
 241         // we write only the value if we really have one same reson as above.
 242         return value.zero() ? string() : write_attribute(name, value.asString());
 243 }
 244
 245
 246 string const tostr(LyXAlignment const & num)
 247 {
 248         switch (num) {
 249         case LYX_ALIGN_NONE:
 250                 return "none";
 251         case LYX_ALIGN_BLOCK:
 252                 return "block";
 253         case LYX_ALIGN_LEFT:
 254                 return "left";
 255         case LYX_ALIGN_CENTER:
 256                 return "center";
 257         case LYX_ALIGN_RIGHT:
 258                 return "right";
 259         case LYX_ALIGN_LAYOUT:
 260                 return "layout";
 261         case LYX_ALIGN_SPECIAL:
 262                 return "special";
 263         case LYX_ALIGN_DECIMAL:
 264                 return "decimal";
 265         }
 266         return string();
 267 }
 268
 269
 270 string const tostr(Tabular::HAlignment const & num)
 271 {
 272         switch (num) {
 273         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
 274                 return "left";
 275         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
 276                 return "center";
 277         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
 278                 return "right";
 279         }
 280         return string();
 281 }
 282
 283
 284 string const tostr(Tabular::VAlignment const & num)
 285 {
 286         switch (num) {
 287         case Tabular::LYX_VALIGN_TOP:
 288                 return "top";
 289         case Tabular::LYX_VALIGN_MIDDLE:
 290                 return "middle";
 291         case Tabular::LYX_VALIGN_BOTTOM:
 292                 return "bottom";
 293         }
 294         return string();
 295 }
 296
 297
 298 string const tostr(Tabular::BoxType const & num)
 299 {
 300         switch (num) {
 301         case Tabular::BOX_NONE:
 302                 return "none";
 303         case Tabular::BOX_PARBOX:
 304                 return "parbox";
 305         case Tabular::BOX_MINIPAGE:
 306                 return "minipage";
 307         }
 308         return string();
 309 }
 310
 311
 312 // I would have liked a fromstr template a lot better. (Lgb)
 313 bool string2type(string const str, LyXAlignment & num)
 314 {
 315         if (str == "none")
 316                 num = LYX_ALIGN_NONE;
 317         else if (str == "block")
 318                 num = LYX_ALIGN_BLOCK;
 319         else if (str == "left")
 320                 num = LYX_ALIGN_LEFT;
 321         else if (str == "center")
 322                 num = LYX_ALIGN_CENTER;
 323         else if (str == "right")
 324                 num = LYX_ALIGN_RIGHT;
 325         else if (str == "decimal")
 326                 num = LYX_ALIGN_DECIMAL;
 327         else
 328                 return false;
 329         return true;
 330 }
 331
 332
 333 bool string2type(string const str, Tabular::HAlignment & num)
 334 {
 335         if (str == "left")
 336                 num = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
 337         else if (str == "center" )
 338                 num = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
 339         else if (str == "right")
 340                 num = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
 341         else
 342                 return false;
 343         return true;
 344 }
 345
 346
 347 bool string2type(string const str, Tabular::VAlignment & num)
 348 {
 349         if (str == "top")
 350                 num = Tabular::LYX_VALIGN_TOP;
 351         else if (str == "middle" )
 352                 num = Tabular::LYX_VALIGN_MIDDLE;
 353         else if (str == "bottom")
 354                 num = Tabular::LYX_VALIGN_BOTTOM;
 355         else
 356                 return false;
 357         return true;
 358 }
 359
 360
 361 bool string2type(string const str, Tabular::BoxType & num)
 362 {
 363         if (str == "none")
 364                 num = Tabular::BOX_NONE;
 365         else if (str == "parbox")
 366                 num = Tabular::BOX_PARBOX;
 367         else if (str == "minipage")
 368                 num = Tabular::BOX_MINIPAGE;
 369         else
 370                 return false;
 371         return true;
 372 }
 373
 374
 375 bool string2type(string const str, bool & num)
 376 {
 377         if (str == "true")
 378                 num = true;
 379         else if (str == "false")
 380                 num = false;
 381         else
 382                 return false;
 383         return true;
 384 }
 385
 386
 387 bool getTokenValue(string const & str, char const * token, string & ret)
 388 {
 389         ret.erase();
 390         size_t token_length = strlen(token);
 391         size_t pos = str.find(token);
 392
 393         if (pos == string::npos || pos + token_length + 1 >= str.length()
 394                 || str[pos + token_length] != '=')
 395                 return false;
 396         pos += token_length + 1;
 397         char ch = str[pos];
 398         if (ch != '"' && ch != '\'') { // only read till next space
 399                 ret += ch;
 400                 ch = ' ';
 401         }
 402         while (pos < str.length() - 1 && str[++pos] != ch)
 403                 ret += str[pos];
 404
 405         return true;
 406 }
 407
 408
 409 bool getTokenValue(string const & str, char const * token, docstring & ret)
 410 {
 411         string tmp;
 412         bool const success = getTokenValue(str, token, tmp);
 413         ret = from_utf8(tmp);
 414         return success;
 415 }
 416
 417
 418 bool getTokenValue(string const & str, char const * token, int & num)
 419 {
 420         string tmp;
 421         num = 0;
 422         if (!getTokenValue(str, token, tmp))
 423                 return false;
 424         num = convert<int>(tmp);
 425         return true;
 426 }
 427
 428
 429 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 430 {
 431         string tmp;
 432         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 433 }
 434
 435
 436 bool getTokenValue(string const & str, char const * token,
 437                                    Tabular::HAlignment & num)
 438 {
 439         string tmp;
 440         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 441 }
 442
 443
 444 bool getTokenValue(string const & str, char const * token,
 445                                    Tabular::VAlignment & num)
 446 {
 447         string tmp;
 448         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 449 }
 450
 451
 452 bool getTokenValue(string const & str, char const * token,
 453                                    Tabular::BoxType & num)
 454 {
 455         string tmp;
 456         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 457 }
 458
 459
 460 bool getTokenValue(string const & str, char const * token, bool & flag)
 461 {
 462         // set the flag always to false as this should be the default for bools
 463         // not in the file-format.
 464         flag = false;
 465         string tmp;
 466         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 467 }
 468
 469
 470 bool getTokenValue(string const & str, char const * token, Length & len)
 471 {
 472         // set the length to be zero() as default as this it should be if not
 473         // in the file format.
 474         len = Length();
 475         string tmp;
 476         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 477 }
 478
 479
 480 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 481 {
 482         len = Length();
 483         flag = false;
 484         string tmp;
 485         if (!getTokenValue(str, token, tmp))
 486                 return false;
 487         if (tmp == "default") {
 488                 flag = true;
 489                 return  true;
 490         }
 491         return isValidLength(tmp, &len);
 492 }
 493
 494
 495 void l_getline(istream & is, string & str)
 496 {
 497         str.erase();
 498         while (str.empty()) {
 499                 getline(is, str);
 500                 if (!str.empty() && str[str.length() - 1] == '\r')
 501                         str.erase(str.length() - 1);
 502         }
 503 }
 504
 505 } // namespace
 506
 507
 508 string const featureAsString(Tabular::Feature action)
 509 {
 510         for (size_t i = 0; i != Tabular::LAST_ACTION; ++i) {
 511                 if (tabularFeature[i].action == action)
 512                         return tabularFeature[i].feature;
 513         }
 514         return string();
 515 }
 516
 517
 518 InsetTableCell splitCell(InsetTableCell & head, docstring const align_d, bool & hassep)
 519 {
 520         InsetTableCell tail = InsetTableCell(head);
 521
 522         DocIterator dit = doc_iterator_begin(&head.buffer(), &head);
 523         for (; dit; dit.forwardChar())
 524                 if (dit.inTexted() && dit.depth()==1
 525                         && dit.paragraph().find(align_d, false, false, dit.pos()))
 526                         break;
 527
 528         pit_type const psize = head.paragraphs().front().size();
 529         hassep = dit;
 530         if (hassep) {
 531                 head.paragraphs().front().eraseChars(dit.pos(), psize, false);
 532                 tail.paragraphs().front().eraseChars(0,
 533                         dit.pos() < psize ? dit.pos() + 1 : psize, false);
 534         }
 535
 536         return tail;
 537 }
 538
 539
 540 /////////////////////////////////////////////////////////////////////
 541 //
 542 // Tabular
 543 //
 544 /////////////////////////////////////////////////////////////////////
 545
 546
 547 Tabular::CellData::CellData(Buffer * buf)
 548         : cellno(0),
 549           width(0),
 550           multicolumn(Tabular::CELL_NORMAL),
 551           multirow(Tabular::CELL_NORMAL),
 552           alignment(LYX_ALIGN_CENTER),
 553           valignment(LYX_VALIGN_TOP),
 554           decimal_hoffset(0),
 555           decimal_width(0),
 556           voffset(0),
 557           top_line(false),
 558           bottom_line(false),
 559           left_line(false),
 560           right_line(false),
 561           usebox(BOX_NONE),
 562           rotate(false),
 563           inset(new InsetTableCell(buf))
 564 {
 565         inset->setBuffer(*buf);
 566 }
 567
 568
 569 Tabular::CellData::CellData(CellData const & cs)
 570         : cellno(cs.cellno),
 571           width(cs.width),
 572           multicolumn(cs.multicolumn),
 573           multirow(cs.multirow),
 574           mroffset(cs.mroffset),
 575           alignment(cs.alignment),
 576           valignment(cs.valignment),
 577           decimal_hoffset(cs.decimal_hoffset),
 578           decimal_width(cs.decimal_width),
 579           voffset(cs.voffset),
 580           top_line(cs.top_line),
 581           bottom_line(cs.bottom_line),
 582           left_line(cs.left_line),
 583           right_line(cs.right_line),
 584           usebox(cs.usebox),
 585           rotate(cs.rotate),
 586           align_special(cs.align_special),
 587           p_width(cs.p_width),
 588           inset(static_cast<InsetTableCell *>(cs.inset->clone()))
 589 {
 590 }
 591
 592 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 593 {
 594         swap(cs);
 595         return *this;
 596 }
 597
 598 void Tabular::CellData::swap(CellData & rhs)
 599 {
 600         std::swap(cellno, rhs.cellno);
 601         std::swap(width, rhs.width);
 602         std::swap(multicolumn, rhs.multicolumn);
 603         std::swap(multirow, rhs.multirow);
 604         std::swap(mroffset, rhs.mroffset);
 605         std::swap(alignment, rhs.alignment);
 606         std::swap(valignment, rhs.valignment);
 607         std::swap(decimal_hoffset, rhs.decimal_hoffset);
 608         std::swap(decimal_width, rhs.decimal_width);
 609         std::swap(voffset, rhs.voffset);
 610         std::swap(top_line, rhs.top_line);
 611         std::swap(bottom_line, rhs.bottom_line);
 612         std::swap(left_line, rhs.left_line);
 613         std::swap(right_line, rhs.right_line);
 614         std::swap(usebox, rhs.usebox);
 615         std::swap(rotate, rhs.rotate);
 616         std::swap(align_special, rhs.align_special);
 617         p_width.swap(rhs.p_width);
 618         inset.swap(rhs.inset);
 619 }
 620
 621
 622 Tabular::RowData::RowData()
 623         : ascent(0),
 624           descent(0),
 625           top_space_default(false),
 626           bottom_space_default(false),
 627           interline_space_default(false),
 628           endhead(false),
 629           endfirsthead(false),
 630           endfoot(false),
 631           endlastfoot(false),
 632           newpage(false),
 633           caption(false)
 634 {}
 635
 636
 637 Tabular::ColumnData::ColumnData()
 638         : alignment(LYX_ALIGN_CENTER),
 639           valignment(LYX_VALIGN_TOP),
 640           width(0)
 641 {
 642 }
 643
 644
 645 Tabular::ltType::ltType()
 646         : topDL(false),
 647           bottomDL(false),
 648           empty(false)
 649 {}
 650
 651
 652 Tabular::Tabular(Buffer * buffer, row_type rows_arg, col_type columns_arg)
 653 {
 654         init(buffer, rows_arg, columns_arg);
 655 }
 656
 657
 658 void Tabular::setBuffer(Buffer & buffer)
 659 {
 660         buffer_ = &buffer;
 661         for (row_type i = 0; i < nrows(); ++i)
 662                 for (col_type j = 0; j < ncols(); ++j)
 663                         cell_info[i][j].inset->setBuffer(*buffer_);
 664 }
 665
 666
 667 // activates all lines and sets all widths to 0
 668 void Tabular::init(Buffer * buf, row_type rows_arg,
 669                       col_type columns_arg)
 670 {
 671         buffer_ = buf;
 672         row_info = row_vector(rows_arg);
 673         column_info = column_vector(columns_arg);
 674         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 675         row_info.reserve(10);
 676         column_info.reserve(10);
 677         cell_info.reserve(100);
 678         updateIndexes();
 679         is_long_tabular = false;
 680         tabular_valignment = LYX_VALIGN_MIDDLE;
 681         longtabular_alignment = LYX_LONGTABULAR_ALIGN_CENTER;
 682         rotate = false;
 683         use_booktabs = false;
 684         // set silly default lines
 685         for (row_type r = 0; r < nrows(); ++r)
 686                 for (col_type c = 0; c < ncols(); ++c) {
 687                         cell_info[r][c].inset->setBuffer(*buffer_);
 688                         cell_info[r][c].top_line = true;
 689                         cell_info[r][c].left_line = true;
 690                         cell_info[r][c].bottom_line = r == 0 || r == nrows() - 1;
 691                         cell_info[r][c].right_line = c == ncols() - 1;
 692                 }
 693 }
 694
 695
 696 void Tabular::appendRow(idx_type const cell)
 697 {
 698         row_type const row = cellRow(cell);
 699
 700         row_info.insert(row_info.begin() + row + 1, RowData());
 701         row_info[row + 1] = row_info[row];
 702
 703         cell_info.insert(cell_info.begin() + row + 1,
 704                 cell_vector(ncols(), CellData(buffer_)));
 705         for (col_type c = 0; c < ncols(); ++c) {
 706                 if (cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW)
 707                         cell_info[row + 1][c].multirow = CELL_PART_OF_MULTIROW;
 708                 else
 709                         cell_info[row + 1][c].multirow = cell_info[row][c].multirow;
 710         }
 711         updateIndexes();
 712
 713         for (col_type c = 0; c < ncols(); ++c) {
 714                 if (isPartOfMultiRow(row, c))
 715                         continue;
 716                 // inherit line settings
 717                 idx_type const i = cellIndex(row + 1, c);
 718                 idx_type const j = cellIndex(row, c);
 719                 setLeftLine(i, leftLine(j));
 720                 setRightLine(i, rightLine(j));
 721                 setTopLine(i, topLine(j));
 722                 if (topLine(j) && bottomLine(j)) {
 723                         setBottomLine(i, true);
 724                         setBottomLine(j, false);
 725                 }
 726                 // mark track changes
 727                 if (buffer().params().trackChanges)
 728                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 729         }
 730 }
 731
 732
 733 void Tabular::deleteRow(row_type const row)
 734 {
 735         // Not allowed to delete last row
 736         if (nrows() == 1)
 737                 return;
 738
 739         for (col_type c = 0; c < ncols(); ++c) {
 740                 // Care about multirow cells
 741                 if (row + 1 < nrows() &&
 742                     cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
 743                     cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
 744                                 cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
 745                 }
 746         }
 747         row_info.erase(row_info.begin() + row);
 748         cell_info.erase(cell_info.begin() + row);
 749         updateIndexes();
 750 }
 751
 752
 753 void Tabular::copyRow(row_type const row)
 754 {
 755         row_info.insert(row_info.begin() + row, row_info[row]);
 756         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 757
 758         if (buffer().params().trackChanges)
 759                 for (col_type c = 0; c < ncols(); ++c)
 760                         cell_info[row + 1][c].inset->setChange(Change(Change::INSERTED));
 761
 762         updateIndexes();
 763 }
 764
 765
 766 void Tabular::appendColumn(idx_type const cell)
 767 {
 768         col_type const c = cellColumn(cell);
 769
 770         column_info.insert(column_info.begin() + c + 1, ColumnData());
 771         column_info[c + 1] = column_info[c];
 772
 773         for (row_type r = 0; r < nrows(); ++r) {
 774                 cell_info[r].insert(cell_info[r].begin() + c + 1,
 775                         CellData(buffer_));
 776                 if (cell_info[r][c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 777                         cell_info[r][c + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 778                 else
 779                         cell_info[r][c + 1].multicolumn = cell_info[r][c].multicolumn;
 780         }
 781         updateIndexes();
 782         for (row_type r = 0; r < nrows(); ++r) {
 783                 // inherit line settings
 784                 idx_type const i = cellIndex(r, c + 1);
 785                 idx_type const j = cellIndex(r, c);
 786                 setBottomLine(i, bottomLine(j));
 787                 setTopLine(i, topLine(j));
 788                 setLeftLine(i, leftLine(j));
 789                 if (rightLine(j) && rightLine(j)) {
 790                         setRightLine(i, true);
 791                         setRightLine(j, false);
 792                 }
 793                 if (buffer().params().trackChanges)
 794                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 795         }
 796 }
 797
 798
 799 void Tabular::deleteColumn(col_type const col)
 800 {
 801         // Not allowed to delete last column
 802         if (ncols() == 1)
 803                 return;
 804
 805         for (row_type r = 0; r < nrows(); ++r) {
 806                 // Care about multicolumn cells
 807                 if (col + 1 < ncols() &&
 808                     cell_info[r][col].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 809                     cell_info[r][col + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 810                                 cell_info[r][col + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 811                 }
 812                 cell_info[r].erase(cell_info[r].begin() + col);
 813         }
 814         column_info.erase(column_info.begin() + col);
 815         updateIndexes();
 816 }
 817
 818
 819 void Tabular::copyColumn(col_type const col)
 820 {
 821         BufferParams const & bp = buffer().params();
 822         column_info.insert(column_info.begin() + col, column_info[col]);
 823
 824         for (row_type r = 0; r < nrows(); ++r) {
 825                 cell_info[r].insert(cell_info[r].begin() + col, cell_info[r][col]);
 826                 if (bp.trackChanges)
 827                         cell_info[r][col + 1].inset->setChange(Change(Change::INSERTED));
 828         }
 829         updateIndexes();
 830 }
 831
 832
 833 void Tabular::updateIndexes()
 834 {
 835         setBuffer(buffer());
 836         numberofcells = 0;
 837         // reset cell number
 838         for (row_type row = 0; row < nrows(); ++row)
 839                 for (col_type column = 0; column < ncols(); ++column) {
 840                         if (!isPartOfMultiColumn(row, column)
 841                                 && !isPartOfMultiRow(row, column))
 842                                 ++numberofcells;
 843                         if (isPartOfMultiRow(row, column))
 844                                 cell_info[row][column].cellno = cell_info[row - 1][column].cellno;
 845                         else
 846                                 cell_info[row][column].cellno = numberofcells - 1;
 847                 }
 848
 849         rowofcell.resize(numberofcells);
 850         columnofcell.resize(numberofcells);
 851         idx_type i = 0;
 852         // reset column and row of cells and update their width and alignment
 853         for (row_type row = 0; row < nrows(); ++row)
 854                 for (col_type column = 0; column < ncols(); ++column) {
 855                         if (isPartOfMultiColumn(row, column))
 856                                 continue;
 857                         // columnofcell needs to be called before setting width and aligment
 858                         // multirow cells inherit the width from the column width
 859                         if (!isPartOfMultiRow(row, column)) {
 860                                 columnofcell[i] = column;
 861                                 rowofcell[i] = row;
 862                         }
 863                         setFixedWidth(row, column);
 864                         if (isPartOfMultiRow(row, column))
 865                                 continue;
 866                         cell_info[row][column].inset->setContentAlignment(
 867                                 getAlignment(cellIndex(row, column)));
 868                         ++i;
 869                 }
 870 }
 871
 872
 873 Tabular::idx_type Tabular::numberOfCellsInRow(row_type const row) const
 874 {
 875         idx_type result = 0;
 876         for (col_type c = 0; c < ncols(); ++c)
 877                 if (cell_info[row][c].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 878                         ++result;
 879         return result;
 880 }
 881
 882
 883 bool Tabular::topLine(idx_type const cell) const
 884 {
 885         return cellInfo(cell).top_line;
 886 }
 887
 888
 889 bool Tabular::bottomLine(idx_type const cell) const
 890 {
 891         return cellInfo(cell).bottom_line;
 892 }
 893
 894
 895 bool Tabular::leftLine(idx_type cell) const
 896 {
 897         if (use_booktabs)
 898                 return false;
 899         return cellInfo(cell).left_line;
 900 }
 901
 902
 903 bool Tabular::rightLine(idx_type cell) const
 904 {
 905         if (use_booktabs)
 906                 return false;
 907         return cellInfo(cell).right_line;
 908 }
 909
 910
 911 int Tabular::interRowSpace(row_type row) const
 912 {
 913         if (!row || row >= nrows())
 914                 return 0;
 915
 916         int const interline_space = row_info[row - 1].interline_space_default ?
 917                 default_line_space :
 918                 row_info[row - 1].interline_space.inPixels(width());
 919         if (rowTopLine(row) && rowBottomLine(row - 1))
 920                 return interline_space + WIDTH_OF_LINE;
 921         return interline_space;
 922 }
 923
 924
 925 int Tabular::interColumnSpace(idx_type cell) const
 926 {
 927         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 928         if (rightLine(cell) && nextcol < ncols()
 929                 && leftLine(cellIndex(cellRow(cell), nextcol)))
 930                 return WIDTH_OF_LINE;
 931         return 0;
 932 }
 933
 934
 935 int Tabular::cellWidth(idx_type cell) const
 936 {
 937         int w = 0;
 938         col_type const span = columnSpan(cell);
 939         col_type const col = cellColumn(cell);
 940         for(col_type c = col; c < col + span ; ++c)
 941                 w += column_info[c].width;
 942         return w;
 943 }
 944
 945
 946 int Tabular::cellHeight(idx_type cell) const
 947 {
 948         row_type const span = rowSpan(cell);
 949         row_type const row = cellRow(cell);
 950         int h = 0;
 951         for(row_type r = row; r < row + span ; ++r) {
 952                 h += rowAscent(r) + rowDescent(r);
 953                 if (r != row + span - 1)
 954                         h += interRowSpace(r + 1);
 955         }
 956
 957         return h;
 958 }
 959
 960
 961 bool Tabular::updateColumnWidths()
 962 {
 963         vector<int> max_dwidth(ncols(), 0);
 964         for(col_type c = 0; c < ncols(); ++c)
 965                 for(row_type r = 0; r < nrows(); ++r) {
 966                         idx_type const i = cellIndex(r, c);
 967                         if (getAlignment(i) == LYX_ALIGN_DECIMAL)
 968                                 max_dwidth[c] = max(max_dwidth[c], cell_info[r][c].decimal_width);
 969                 }
 970
 971         bool update = false;
 972         // for each col get max of single col cells
 973         for(col_type c = 0; c < ncols(); ++c) {
 974                 int new_width = 0;
 975                 for(row_type r = 0; r < nrows(); ++r) {
 976                         idx_type const i = cellIndex(r, c);
 977                         if (columnSpan(i) == 1) {
 978                                 if (getAlignment(i) == LYX_ALIGN_DECIMAL
 979                                         && cell_info[r][c].decimal_width!=0)
 980                                         new_width = max(new_width, cellInfo(i).width
 981                                                 + max_dwidth[c] - cellInfo(i).decimal_width);
 982                                 else
 983                                         new_width = max(new_width, cellInfo(i).width);
 984                         }
 985                 }
 986
 987                 if (column_info[c].width != new_width) {
 988                         column_info[c].width = new_width;
 989                         update = true;
 990                 }
 991         }
 992         // update col widths to fit merged cells
 993         for(col_type c = 0; c < ncols(); ++c)
 994                 for(row_type r = 0; r < nrows(); ++r) {
 995                         idx_type const i = cellIndex(r, c);
 996                         int const span = columnSpan(i);
 997                         if (span == 1 || c > cellColumn(i))
 998                                 continue;
 999
1000                         int old_width = 0;
1001                         for(col_type j = c; j < c + span ; ++j)
1002                                 old_width += column_info[j].width;
1003
1004                         if (cellInfo(i).width > old_width) {
1005                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
1006                                 update = true;
1007                         }
1008                 }
1009
1010         return update;
1011 }
1012
1013
1014 int Tabular::width() const
1015 {
1016         int width = 0;
1017         for (col_type c = 0; c < ncols(); ++c)
1018                 width += column_info[c].width;
1019         return width;
1020 }
1021
1022
1023 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
1024                               bool has_width)
1025 {
1026         col_type const col = cellColumn(cell);
1027         // set alignment for the whole row if we are not in a multicolumn cell,
1028         // exclude possible multicolumn cells in the row
1029         if (!isMultiColumn(cell)) {
1030                 for (row_type r = 0; r < nrows(); ++r) {
1031                         // only if the column has no width the multirow inherits the
1032                         // alignment of the column, otherwise it is left aligned
1033                         if (!(isMultiRow(cellIndex(r, col)) && has_width)
1034                                 && !isMultiColumn(cellIndex(r, col))) {
1035                                 cell_info[r][col].alignment = align;
1036                                 cell_info[r][col].inset->setContentAlignment(align);
1037                         }
1038                         if ((isMultiRow(cellIndex(r, col)) && has_width)
1039                                 && !isMultiColumn(cellIndex(r, col))) {
1040                                 cell_info[r][col].alignment = LYX_ALIGN_LEFT;
1041                                 cell_info[r][col].inset->setContentAlignment(LYX_ALIGN_LEFT);
1042                         }
1043                 }
1044                 column_info[col].alignment = align;
1045                 docstring & dpoint = column_info[col].decimal_point;
1046                 if (align == LYX_ALIGN_DECIMAL && dpoint.empty())
1047                         dpoint = from_utf8(lyxrc.default_decimal_point);
1048         } else {
1049                 cellInfo(cell).alignment = align;
1050                 cellInset(cell).get()->setContentAlignment(align);
1051         }
1052 }
1053
1054
1055 void Tabular::setVAlignment(idx_type cell, VAlignment align,
1056                                bool onlycolumn)
1057 {
1058         if (!isMultiColumn(cell) || onlycolumn)
1059                 column_info[cellColumn(cell)].valignment = align;
1060         if (!onlycolumn)
1061                 cellInfo(cell).valignment = align;
1062 }
1063
1064
1065 namespace {
1066
1067 /**
1068  * Allow line and paragraph breaks for fixed width cells or disallow them,
1069  * merge cell paragraphs and reset layout to standard for variable width
1070  * cells.
1071  */
1072 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
1073 {
1074         inset->setAutoBreakRows(fixedWidth);
1075         inset->toggleFixedWidth(fixedWidth);
1076         if (fixedWidth)
1077                 return;
1078
1079         // merge all paragraphs to one
1080         BufferParams const & bp = cur.bv().buffer().params();
1081         while (inset->paragraphs().size() > 1)
1082                 mergeParagraph(bp, inset->paragraphs(), 0);
1083
1084         // reset layout
1085         cur.push(*inset);
1086         // undo information has already been recorded
1087         inset->getText(0)->setLayout(0, cur.lastpit() + 1,
1088                         bp.documentClass().plainLayoutName());
1089         cur.pop();
1090 }
1091
1092 }
1093
1094
1095 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1096                 Length const & width)
1097 {
1098         col_type const c = cellColumn(cell);
1099
1100         column_info[c].p_width = width;
1101         // reset the vertical alignment to top if the fixed with
1102         // is removed or zero because only fixed width columns can
1103         // have a vertical alignment
1104         if (column_info[c].p_width.zero())
1105                 column_info[c].valignment = LYX_VALIGN_TOP;
1106         for (row_type r = 0; r < nrows(); ++r) {
1107                 idx_type const cell = cellIndex(r, c);
1108                 // because of multicolumns
1109                 toggleFixedWidth(cur, cellInset(cell).get(),
1110                                  !getPWidth(cell).zero());
1111         }
1112         // cur paragraph can become invalid after paragraphs were merged
1113         if (cur.pit() > cur.lastpit())
1114                 cur.pit() = cur.lastpit();
1115         // cur position can become invalid after newlines were removed
1116         if (cur.pos() > cur.lastpos())
1117                 cur.pos() = cur.lastpos();
1118 }
1119
1120
1121 bool Tabular::setFixedWidth(row_type r, col_type c)
1122 {
1123         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1124         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1125               || (multicol && !cell_info[r][c].p_width.zero());
1126         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1127         return fixed_width;
1128 }
1129
1130
1131 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1132                 Length const & width)
1133 {
1134         if (!isMultiColumn(cell))
1135                 return false;
1136
1137         cellInfo(cell).p_width = width;
1138         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1139         // cur paragraph can become invalid after paragraphs were merged
1140         if (cur.pit() > cur.lastpit())
1141                 cur.pit() = cur.lastpit();
1142         // cur position can become invalid after newlines were removed
1143         if (cur.pos() > cur.lastpos())
1144                 cur.pos() = cur.lastpos();
1145         return true;
1146 }
1147
1148
1149 bool Tabular::setMROffset(Cursor &, idx_type cell, Length const & mroffset)
1150 {
1151         cellInfo(cell).mroffset = mroffset;
1152         return true;
1153 }
1154
1155
1156 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1157                                  Tabular::Feature what)
1158 {
1159         if (what == SET_SPECIAL_MULTICOLUMN)
1160                 cellInfo(cell).align_special = special;
1161         else
1162                 column_info[cellColumn(cell)].align_special = special;
1163 }
1164
1165
1166 void Tabular::setTopLine(idx_type i, bool line)
1167 {
1168         cellInfo(i).top_line = line;
1169 }
1170
1171
1172 void Tabular::setBottomLine(idx_type i, bool line)
1173 {
1174         cellInfo(i).bottom_line = line;
1175 }
1176
1177
1178 void Tabular::setLeftLine(idx_type cell, bool line)
1179 {
1180         cellInfo(cell).left_line = line;
1181 }
1182
1183
1184 void Tabular::setRightLine(idx_type cell, bool line)
1185 {
1186         cellInfo(cell).right_line = line;
1187 }
1188
1189 bool Tabular::rowTopLine(row_type r) const
1190 {
1191         bool all_rows_set = true;
1192         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1193                 all_rows_set = cellInfo(cellIndex(r, c)).top_line;
1194         return all_rows_set;
1195 }
1196
1197
1198 bool Tabular::rowBottomLine(row_type r) const
1199 {
1200         bool all_rows_set = true;
1201         for (col_type c = 0; all_rows_set && c < ncols(); ++c)
1202                 all_rows_set = cellInfo(cellIndex(r, c)).bottom_line;
1203         return all_rows_set;
1204 }
1205
1206
1207 bool Tabular::columnLeftLine(col_type c) const
1208 {
1209         if (use_booktabs)
1210                 return false;
1211
1212         int nrows_left = 0;
1213         int total = 0;
1214         for (row_type r = 0; r < nrows(); ++r) {
1215                 idx_type const i = cellIndex(r, c);
1216                 if (c == cellColumn(i)) {
1217                         ++total;
1218                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1219                         if (cellInfo(i).left_line || right)
1220                                 ++nrows_left;
1221                 }
1222         }
1223         return 2 * nrows_left >= total;
1224 }
1225
1226
1227 bool Tabular::columnRightLine(col_type c) const
1228 {
1229         if (use_booktabs)
1230                 return false;
1231
1232         int nrows_right = 0;
1233         int total = 0;
1234         for (row_type r = 0; r < nrows(); ++r) {
1235                 idx_type i = cellIndex(r, c);
1236                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1237                         ++total;
1238                         bool left = (c + 1 < ncols()
1239                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1240                                 || c + 1 == ncols();
1241                         if (cellInfo(i).right_line && left)
1242                                 ++nrows_right;
1243                 }
1244         }
1245         return 2 * nrows_right >= total;
1246 }
1247
1248
1249 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1250 {
1251         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1252                 return cellInfo(cell).alignment;
1253
1254         return column_info[cellColumn(cell)].alignment;
1255 }
1256
1257
1258 Tabular::VAlignment
1259 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1260 {
1261         if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
1262                 return cellInfo(cell).valignment;
1263         return column_info[cellColumn(cell)].valignment;
1264 }
1265
1266
1267 Length const Tabular::getPWidth(idx_type cell) const
1268 {
1269         if (isMultiColumn(cell))
1270                 return cellInfo(cell).p_width;
1271         return column_info[cellColumn(cell)].p_width;
1272 }
1273
1274
1275 Length const Tabular::getMROffset(idx_type cell) const
1276 {
1277         return cellInfo(cell).mroffset;
1278 }
1279
1280
1281 int Tabular::textHOffset(idx_type cell) const
1282 {
1283         // the LaTeX Way :-(
1284         int x = WIDTH_OF_LINE;
1285
1286         int const w = cellWidth(cell) - cellInfo(cell).width;
1287
1288         switch (getAlignment(cell)) {
1289         case LYX_ALIGN_CENTER:
1290                 x += w / 2;
1291                 break;
1292         case LYX_ALIGN_RIGHT:
1293                 x += w;
1294                 break;
1295         case LYX_ALIGN_DECIMAL: {
1296                 // we center when no decimal point
1297                 if (cellInfo(cell).decimal_width == 0) {
1298                         x += w / 2;
1299                         break;
1300                 }
1301                 col_type const c = cellColumn(cell);
1302                 int max_dhoffset = 0;
1303                 for(row_type r = 0; r < row_info.size() ; ++r) {
1304                         idx_type const i = cellIndex(r, c);
1305                         if (getAlignment(i) == LYX_ALIGN_DECIMAL
1306                                 && cellInfo(i).decimal_width != 0)
1307                                 max_dhoffset = max(max_dhoffset, cellInfo(i).decimal_hoffset);
1308                 }
1309                 x += max_dhoffset - cellInfo(cell).decimal_hoffset;
1310         }
1311         default:
1312                 // LYX_ALIGN_LEFT: nothing :-)
1313                 break;
1314         }
1315
1316         return x;
1317 }
1318
1319
1320 int Tabular::textVOffset(idx_type cell) const
1321 {
1322         int voffset = cellInfo(cell).voffset;
1323         if (isMultiRow(cell)) {
1324                 row_type const row = cellRow(cell);
1325                 voffset += (cellHeight(cell) - rowAscent(row) - rowDescent(row))/2;
1326         }
1327         return voffset;
1328 }
1329
1330
1331 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1332 {
1333         col_type c = 0;
1334         while (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW)
1335                 ++c;
1336         return cell_info[row][c].cellno;
1337 }
1338
1339
1340 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1341 {
1342         col_type c = ncols() - 1;
1343         while (cell_info[row][c].multirow == CELL_PART_OF_MULTIROW
1344                 || cell_info[row][c].multicolumn == CELL_PART_OF_MULTICOLUMN)
1345                 --c;
1346         return cell_info[row][c].cellno;
1347 }
1348
1349
1350 Tabular::row_type Tabular::cellRow(idx_type cell) const
1351 {
1352         if (cell >= numberofcells)
1353                 return nrows() - 1;
1354         if (cell == npos)
1355                 return 0;
1356         return rowofcell[cell];
1357 }
1358
1359
1360 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1361 {
1362         if (cell >= numberofcells)
1363                 return ncols() - 1;
1364         if (cell == npos)
1365                 return 0;
1366         return columnofcell[cell];
1367 }
1368
1369
1370 void Tabular::write(ostream & os) const
1371 {
1372         // header line
1373         os << "<lyxtabular"
1374            << write_attribute("version", 3)
1375            << write_attribute("rows", nrows())
1376            << write_attribute("columns", ncols())
1377            << ">\n";
1378         // global longtable options
1379         os << "<features"
1380            << write_attribute("rotate", rotate)
1381            << write_attribute("booktabs", use_booktabs)
1382            << write_attribute("islongtable", is_long_tabular)
1383            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1384            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1385            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1386            << write_attribute("headTopDL", endhead.topDL)
1387            << write_attribute("headBottomDL", endhead.bottomDL)
1388            << write_attribute("footTopDL", endfoot.topDL)
1389            << write_attribute("footBottomDL", endfoot.bottomDL)
1390            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1391            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1392            << write_attribute("lastFootEmpty", endlastfoot.empty);
1393         // longtables cannot be aligned vertically
1394         if (!is_long_tabular)
1395            os << write_attribute("tabularvalignment", tabular_valignment);
1396         if (is_long_tabular)
1397            os << write_attribute("longtabularalignment",
1398                                  longtabular_alignment);
1399         os << ">\n";
1400         for (col_type c = 0; c < ncols(); ++c) {
1401                 os << "<column"
1402                    << write_attribute("alignment", column_info[c].alignment);
1403                 if (column_info[c].alignment == LYX_ALIGN_DECIMAL)
1404                    os << write_attribute("decimal_point", column_info[c].decimal_point);
1405                 os << write_attribute("valignment", column_info[c].valignment)
1406                    << write_attribute("width", column_info[c].p_width.asString())
1407                    << write_attribute("special", column_info[c].align_special)
1408                    << ">\n";
1409         }
1410         for (row_type r = 0; r < nrows(); ++r) {
1411                 static const string def("default");
1412                 os << "<row";
1413                 if (row_info[r].top_space_default)
1414                         os << write_attribute("topspace", def);
1415                 else
1416                         os << write_attribute("topspace", row_info[r].top_space);
1417                 if (row_info[r].bottom_space_default)
1418                         os << write_attribute("bottomspace", def);
1419                 else
1420                         os << write_attribute("bottomspace", row_info[r].bottom_space);
1421                 if (row_info[r].interline_space_default)
1422                         os << write_attribute("interlinespace", def);
1423                 else
1424                         os << write_attribute("interlinespace", row_info[r].interline_space);
1425                 os << write_attribute("endhead", row_info[r].endhead)
1426                    << write_attribute("endfirsthead", row_info[r].endfirsthead)
1427                    << write_attribute("endfoot", row_info[r].endfoot)
1428                    << write_attribute("endlastfoot", row_info[r].endlastfoot)
1429                    << write_attribute("newpage", row_info[r].newpage)
1430                    << write_attribute("caption", row_info[r].caption)
1431                    << ">\n";
1432                 for (col_type c = 0; c < ncols(); ++c) {
1433                         os << "<cell"
1434                            << write_attribute("multicolumn", cell_info[r][c].multicolumn)
1435                            << write_attribute("multirow", cell_info[r][c].multirow)
1436                            << write_attribute("mroffset", cell_info[r][c].mroffset)
1437                            << write_attribute("alignment", cell_info[r][c].alignment)
1438                            << write_attribute("valignment", cell_info[r][c].valignment)
1439                            << write_attribute("topline", cell_info[r][c].top_line)
1440                            << write_attribute("bottomline", cell_info[r][c].bottom_line)
1441                            << write_attribute("leftline", cell_info[r][c].left_line)
1442                            << write_attribute("rightline", cell_info[r][c].right_line)
1443                            << write_attribute("rotate", cell_info[r][c].rotate)
1444                            << write_attribute("usebox", cell_info[r][c].usebox)
1445                            << write_attribute("width", cell_info[r][c].p_width)
1446                            << write_attribute("special", cell_info[r][c].align_special)
1447                            << ">\n";
1448                         os << "\\begin_inset ";
1449                         cell_info[r][c].inset->write(os);
1450                         os << "\n\\end_inset\n"
1451                            << "</cell>\n";
1452                 }
1453                 os << "</row>\n";
1454         }
1455         os << "</lyxtabular>\n";
1456 }
1457
1458
1459 void Tabular::read(Lexer & lex)
1460 {
1461         string line;
1462         istream & is = lex.getStream();
1463
1464         l_getline(is, line);
1465         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1466                 LASSERT(false, /**/);
1467                 return;
1468         }
1469
1470         int version;
1471         if (!getTokenValue(line, "version", version))
1472                 return;
1473         LASSERT(version >= 2, /**/);
1474
1475         int rows_arg;
1476         if (!getTokenValue(line, "rows", rows_arg))
1477                 return;
1478         int columns_arg;
1479         if (!getTokenValue(line, "columns", columns_arg))
1480                 return;
1481         init(buffer_, rows_arg, columns_arg);
1482         l_getline(is, line);
1483         if (!prefixIs(line, "<features")) {
1484                 lyxerr << "Wrong tabular format (expected <features ...> got"
1485                        << line << ')' << endl;
1486                 return;
1487         }
1488         getTokenValue(line, "rotate", rotate);
1489         getTokenValue(line, "booktabs", use_booktabs);
1490         getTokenValue(line, "islongtable", is_long_tabular);
1491         getTokenValue(line, "tabularvalignment", tabular_valignment);
1492         getTokenValue(line, "longtabularalignment", longtabular_alignment);
1493         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1494         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1495         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1496         getTokenValue(line, "headTopDL", endhead.topDL);
1497         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1498         getTokenValue(line, "footTopDL", endfoot.topDL);
1499         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1500         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1501         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1502         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1503
1504         for (col_type c = 0; c < ncols(); ++c) {
1505                 l_getline(is,line);
1506                 if (!prefixIs(line,"<column")) {
1507                         lyxerr << "Wrong tabular format (expected <column ...> got"
1508                                << line << ')' << endl;
1509                         return;
1510                 }
1511                 getTokenValue(line, "alignment", column_info[c].alignment);
1512                 getTokenValue(line, "decimal_point", column_info[c].decimal_point);
1513                 getTokenValue(line, "valignment", column_info[c].valignment);
1514                 getTokenValue(line, "width", column_info[c].p_width);
1515                 getTokenValue(line, "special", column_info[c].align_special);
1516         }
1517
1518         for (row_type i = 0; i < nrows(); ++i) {
1519                 l_getline(is, line);
1520                 if (!prefixIs(line, "<row")) {
1521                         lyxerr << "Wrong tabular format (expected <row ...> got"
1522                                << line << ')' << endl;
1523                         return;
1524                 }
1525                 getTokenValue(line, "topspace", row_info[i].top_space,
1526                               row_info[i].top_space_default);
1527                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1528                               row_info[i].bottom_space_default);
1529                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1530                               row_info[i].interline_space_default);
1531                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1532                 getTokenValue(line, "endhead", row_info[i].endhead);
1533                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1534                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1535                 getTokenValue(line, "newpage", row_info[i].newpage);
1536                 getTokenValue(line, "caption", row_info[i].caption);
1537                 for (col_type j = 0; j < ncols(); ++j) {
1538                         l_getline(is, line);
1539                         if (!prefixIs(line, "<cell")) {
1540                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1541                                        << line << ')' << endl;
1542                                 return;
1543                         }
1544                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1545                         getTokenValue(line, "multirow", cell_info[i][j].multirow);
1546                         getTokenValue(line, "mroffset", cell_info[i][j].mroffset);
1547                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1548                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1549                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1550                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1551                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1552                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1553                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1554                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1555                         getTokenValue(line, "width", cell_info[i][j].p_width);
1556                         setFixedWidth(i,j);
1557                         getTokenValue(line, "special", cell_info[i][j].align_special);
1558                         l_getline(is, line);
1559                         if (prefixIs(line, "\\begin_inset")) {
1560                                 cell_info[i][j].inset->setBuffer(*buffer_);
1561                                 cell_info[i][j].inset->read(lex);
1562                                 l_getline(is, line);
1563                         }
1564                         if (!prefixIs(line, "</cell>")) {
1565                                 lyxerr << "Wrong tabular format (expected </cell> got"
1566                                        << line << ')' << endl;
1567                                 return;
1568                         }
1569                 }
1570                 l_getline(is, line);
1571                 if (!prefixIs(line, "</row>")) {
1572                         lyxerr << "Wrong tabular format (expected </row> got"
1573                                << line << ')' << endl;
1574                         return;
1575                 }
1576         }
1577         while (!prefixIs(line, "</lyxtabular>")) {
1578                 l_getline(is, line);
1579         }
1580         updateIndexes();
1581 }
1582
1583
1584 bool Tabular::isMultiColumn(idx_type cell) const
1585 {
1586         return (cellInfo(cell).multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1587                 || cellInfo(cell).multicolumn == CELL_PART_OF_MULTICOLUMN);
1588 }
1589
1590
1591 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1592 {
1593         return cell_info[cellRow(cell)][cellColumn(cell)];
1594 }
1595
1596
1597 Tabular::idx_type Tabular::setMultiColumn(idx_type cell, idx_type number)
1598 {
1599         idx_type const col = cellColumn(cell);
1600         idx_type const row = cellRow(cell);
1601         for (idx_type i = 0; i < number; ++i)
1602                 unsetMultiRow(cellIndex(row, col + i));
1603
1604         // unsetting of multirow may have invalidated cell index
1605         cell = cellIndex(row, col);
1606         CellData & cs = cellInfo(cell);
1607         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1608         if (column_info[col].alignment != LYX_ALIGN_DECIMAL)
1609                 cs.alignment = column_info[col].alignment;
1610         if (col > 0)
1611                 setRightLine(cell, rightLine(cellIndex(row, col - 1)));
1612
1613         for (idx_type i = 1; i < number; ++i) {
1614                 CellData & cs1 = cellInfo(cell + i);
1615                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1616                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1617                 cs1.inset->clear();
1618         }
1619         updateIndexes();
1620         return cell;
1621 }
1622
1623
1624 bool Tabular::isMultiRow(idx_type cell) const
1625 {
1626         return (cellInfo(cell).multirow == CELL_BEGIN_OF_MULTIROW
1627                 || cellInfo(cell).multirow == CELL_PART_OF_MULTIROW);
1628 }
1629
1630
1631 Tabular::idx_type Tabular::setMultiRow(idx_type cell, idx_type number)
1632 {
1633         idx_type const col = cellColumn(cell);
1634         idx_type const row = cellRow(cell);
1635         for (idx_type i = 0; i < number; ++i)
1636                 unsetMultiColumn(cellIndex(row + i, col));
1637
1638         // unsetting of multirow may have invalidated cell index
1639         cell = cellIndex(row, col);
1640         CellData & cs = cellInfo(cell);
1641         cs.multirow = CELL_BEGIN_OF_MULTIROW;
1642         cs.valignment = LYX_VALIGN_MIDDLE;
1643         // the horizontal alignment of multirow cells can only
1644         // be changed for the whole table row,
1645         // support changing this only for the multirow cell can be done via
1646         // \multirowsetup
1647         // this feature would be a fileformat change
1648         // until LyX supports this, use the deault alignment of multirow
1649         // cells: left
1650         cs.alignment = LYX_ALIGN_LEFT;
1651
1652         // set the bottom row of the last selected cell
1653         setBottomLine(cell, bottomLine(cell + (number - 1)*ncols()));
1654
1655         for (idx_type i = 1; i < number; ++i) {
1656                 CellData & cs1 = cell_info[row + i][col];
1657                 cs1.multirow = CELL_PART_OF_MULTIROW;
1658                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1659                 cs1.inset->clear();
1660         }
1661         updateIndexes();
1662         return cell;
1663 }
1664
1665
1666 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1667 {
1668         row_type const row = cellRow(cell);
1669         col_type const col = cellColumn(cell);
1670         int span = 1;
1671         while (col + span < ncols() && isPartOfMultiColumn(row, col + span))
1672                 ++span;
1673
1674         return span;
1675 }
1676
1677
1678 Tabular::idx_type Tabular::rowSpan(idx_type cell) const
1679 {
1680         col_type const column = cellColumn(cell);
1681         col_type row = cellRow(cell) + 1;
1682         while (row < nrows() && isPartOfMultiRow(row, column))
1683                 ++row;
1684
1685         return row - cellRow(cell);
1686 }
1687
1688
1689 void Tabular::unsetMultiColumn(idx_type cell)
1690 {
1691         if (!isMultiColumn(cell))
1692                 return;
1693
1694         row_type const row = cellRow(cell);
1695         col_type const col = cellColumn(cell);
1696         row_type const span = columnSpan(cell);
1697         for (col_type c = 0; c < span; ++c) {
1698                 // in the table dialog the lines are set in every case
1699                 // when unsetting a multicolumn this leads to an additional right
1700                 // line for every cell that was part of the former multicolumn cell,
1701                 // except if the cell is in the last column
1702                 // therefore remove this line
1703                 if (cell_info[row][col + c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN
1704                         && (col + c) < (col + span - 1))
1705                         cell_info[row][col + c].right_line = false;
1706                 cell_info[row][col + c].multicolumn = CELL_NORMAL;
1707         }
1708         updateIndexes();
1709 }
1710
1711
1712 void Tabular::unsetMultiRow(idx_type cell)
1713 {
1714         if (!isMultiRow(cell))
1715                 return;
1716
1717         cellInfo(cell).valignment = LYX_VALIGN_TOP;
1718         cellInfo(cell).alignment = LYX_ALIGN_CENTER;
1719         row_type const row = cellRow(cell);
1720         col_type const col = cellColumn(cell);
1721         row_type const span = rowSpan(cell);
1722         for (row_type r = 0; r < span; ++r)
1723                 cell_info[row + r][col].multirow = CELL_NORMAL;
1724         updateIndexes();
1725 }
1726
1727
1728 void Tabular::setRotateCell(idx_type cell, bool flag)
1729 {
1730         cellInfo(cell).rotate = flag;
1731 }
1732
1733
1734 bool Tabular::getRotateCell(idx_type cell) const
1735 {
1736         return cellInfo(cell).rotate;
1737 }
1738
1739
1740 bool Tabular::needRotating() const
1741 {
1742         if (rotate)
1743                 return true;
1744         for (row_type r = 0; r < nrows(); ++r)
1745                 for (col_type c = 0; c < ncols(); ++c)
1746                         if (cell_info[r][c].rotate)
1747                                 return true;
1748         return false;
1749 }
1750
1751
1752 bool Tabular::isLastCell(idx_type cell) const
1753 {
1754         if (cell + 1 < numberofcells)
1755                 return false;
1756         return true;
1757 }
1758
1759
1760 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1761 {
1762         if (cellRow(cell) == 0)
1763                 return cell;
1764
1765         col_type const col = cellColumn(cell);
1766         row_type r = cellRow(cell) - 1;
1767         while (r > 0 && cell_info[r][col].multirow == CELL_PART_OF_MULTIROW)
1768                 --r;
1769
1770         return cell_info[r][col].cellno;
1771 }
1772
1773
1774 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1775 {
1776         row_type const nextrow = cellRow(cell) + rowSpan(cell);
1777         if (nextrow < nrows())
1778                 return cell_info[nextrow][cellColumn(cell)].cellno;
1779         return cell;
1780 }
1781
1782
1783 Tabular::idx_type Tabular::cellIndex(row_type row, col_type column) const
1784 {
1785         LASSERT(column != npos && column < ncols()
1786                 && row != npos && row < nrows(), /**/);
1787         return cell_info[row][column].cellno;
1788 }
1789
1790
1791 void Tabular::setUsebox(idx_type cell, BoxType type)
1792 {
1793         cellInfo(cell).usebox = type;
1794 }
1795
1796
1797 // FIXME: Remove this routine because we cannot insert \parboxes when the user
1798 // adds line breaks, see bug 4886.
1799 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1800 {
1801         if ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
1802                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1803                 return BOX_NONE;
1804         if (cellInfo(cell).usebox > 1)
1805                 return cellInfo(cell).usebox;
1806         return useParbox(cell);
1807 }
1808
1809
1810 ///
1811 //  This are functions used for the longtable support
1812 ///
1813 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1814                            bool first)
1815 {
1816         if (first) {
1817                 endfirsthead = hd;
1818                 if (hd.set)
1819                         row_info[row].endfirsthead = flag;
1820         } else {
1821                 endhead = hd;
1822                 if (hd.set)
1823                         row_info[row].endhead = flag;
1824         }
1825 }
1826
1827
1828 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1829 {
1830         hd = endhead;
1831         hd.set = haveLTHead();
1832         return row_info[row].endhead;
1833 }
1834
1835
1836 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1837 {
1838         hd = endfirsthead;
1839         hd.set = haveLTFirstHead();
1840         return row_info[row].endfirsthead;
1841 }
1842
1843
1844 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1845                            bool last)
1846 {
1847         if (last) {
1848                 endlastfoot = fd;
1849                 if (fd.set)
1850                         row_info[row].endlastfoot = flag;
1851         } else {
1852                 endfoot = fd;
1853                 if (fd.set)
1854                         row_info[row].endfoot = flag;
1855         }
1856 }
1857
1858
1859 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1860 {
1861         fd = endfoot;
1862         fd.set = haveLTFoot();
1863         return row_info[row].endfoot;
1864 }
1865
1866
1867 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1868 {
1869         fd = endlastfoot;
1870         fd.set = haveLTLastFoot();
1871         return row_info[row].endlastfoot;
1872 }
1873
1874
1875 void Tabular::setLTNewPage(row_type row, bool what)
1876 {
1877         row_info[row].newpage = what;
1878 }
1879
1880
1881 bool Tabular::getLTNewPage(row_type row) const
1882 {
1883         return row_info[row].newpage;
1884 }
1885
1886
1887 bool Tabular::haveLTHead() const
1888 {
1889         if (!is_long_tabular)
1890                 return false;
1891         for (row_type i = 0; i < nrows(); ++i)
1892                 if (row_info[i].endhead)
1893                         return true;
1894         return false;
1895 }
1896
1897
1898 bool Tabular::haveLTFirstHead() const
1899 {
1900         if (!is_long_tabular || endfirsthead.empty)
1901                 return false;
1902         for (row_type r = 0; r < nrows(); ++r)
1903                 if (row_info[r].endfirsthead)
1904                         return true;
1905         return false;
1906 }
1907
1908
1909 bool Tabular::haveLTFoot() const
1910 {
1911         if (!is_long_tabular)
1912                 return false;
1913         for (row_type r = 0; r < nrows(); ++r)
1914                 if (row_info[r].endfoot)
1915                         return true;
1916         return false;
1917 }
1918
1919
1920 bool Tabular::haveLTLastFoot() const
1921 {
1922         if (!is_long_tabular || endlastfoot.empty)
1923                 return false;
1924         for (row_type r = 0; r < nrows(); ++r)
1925                 if (row_info[r].endlastfoot)
1926                         return true;
1927         return false;
1928 }
1929
1930
1931 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
1932 {
1933         idx_type i = getFirstCellInRow(row);
1934         if (what) {
1935                 setMultiColumn(i, numberOfCellsInRow(row));
1936                 setTopLine(i, false);
1937                 setBottomLine(i, false);
1938                 setLeftLine(i, false);
1939                 setRightLine(i, false);
1940         } else {
1941                 unsetMultiColumn(i);
1942                 // When unsetting a caption row, also all existing
1943                 // captions in this row must be dissolved.
1944         }
1945         row_info[row].caption = what;
1946         return i;
1947 }
1948
1949
1950 bool Tabular::ltCaption(row_type row) const
1951 {
1952         return row_info[row].caption;
1953 }
1954
1955
1956 bool Tabular::haveLTCaption() const
1957 {
1958         if (!is_long_tabular)
1959                 return false;
1960         for (row_type r = 0; r < nrows(); ++r)
1961                 if (row_info[r].caption)
1962                         return true;
1963         return false;
1964 }
1965
1966
1967 // end longtable support functions
1968
1969 void Tabular::setRowAscent(row_type row, int height)
1970 {
1971         if (row >= nrows() || row_info[row].ascent == height)
1972                 return;
1973         row_info[row].ascent = height;
1974 }
1975
1976
1977 void Tabular::setRowDescent(row_type row, int height)
1978 {
1979         if (row >= nrows() || row_info[row].descent == height)
1980                 return;
1981         row_info[row].descent = height;
1982 }
1983
1984
1985 int Tabular::rowAscent(row_type row) const
1986 {
1987         LASSERT(row < nrows(), /**/);
1988         return row_info[row].ascent;
1989 }
1990
1991
1992 int Tabular::rowDescent(row_type row) const
1993 {
1994         LASSERT(row < nrows(), /**/);
1995         return row_info[row].descent;
1996 }
1997
1998
1999 int Tabular::height() const
2000 {
2001         int height = 0;
2002         for (row_type row = 0; row < nrows(); ++row)
2003                 height += rowAscent(row) + rowDescent(row) +
2004                         interRowSpace(row);
2005         return height;
2006 }
2007
2008
2009 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
2010 {
2011         LASSERT(row < nrows(), /**/);
2012         LASSERT(column < ncols(), /**/);
2013         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
2014 }
2015
2016
2017 bool Tabular::isPartOfMultiRow(row_type row, col_type column) const
2018 {
2019         LASSERT(row < nrows(), /**/);
2020         LASSERT(column < ncols(), /**/);
2021         return cell_info[row][column].multirow == CELL_PART_OF_MULTIROW;
2022 }
2023
2024
2025 int Tabular::TeXTopHLine(otexstream & os, row_type row, string const lang) const
2026 {
2027         // we only output complete row lines and the 1st row here, the rest
2028         // is done in Tabular::TeXBottomHLine(...)
2029
2030         // get for each column the topline (if any)
2031         vector<bool> topline;
2032         col_type nset = 0;
2033         for (col_type c = 0; c < ncols(); ++c) {
2034                 topline.push_back(topLine(cellIndex(row, c)));
2035                 // If cell is part of a multirow and not the first cell of the
2036                 // multirow, no line must be drawn.
2037                 if (row != 0)
2038                         if (isMultiRow(cellIndex(row, c))
2039                                 && isMultiRow(cellIndex(row - 1, c)))
2040                                         topline[c] = false;
2041                 if (topline[c])
2042                         ++nset;
2043         }
2044
2045         // do nothing if empty first row, or incomplete row line after
2046         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols()))
2047                 return 0;
2048
2049         // only output complete row lines and the 1st row's clines
2050         if (nset == ncols()) {
2051                 if (use_booktabs) {
2052                         os << (row == 0 ? "\\toprule " : "\\midrule ");
2053                 } else {
2054                         os << "\\hline ";
2055                 }
2056         } else if (row == 0) {
2057                 for (col_type c = 0; c < ncols(); ++c) {
2058                         if (topline[c]) {
2059                                 col_type offset = 0;
2060                                 for (col_type j = 0 ; j < c; ++j)
2061                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2062                                                 ++offset;
2063
2064                                 //babel makes the "-" character an active one, so we have to suppress this here
2065                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2066                                 if (lang == "slovak" || lang == "czech")
2067                                         os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline")
2068                                         << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
2069                                 else
2070                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
2071
2072                                 col_type cstart = c;
2073                                 for ( ; c < ncols() && topline[c]; ++c) {}
2074
2075                                 for (col_type j = cstart ; j < c ; ++j)
2076                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2077                                                 ++offset;
2078
2079                                 os << c + offset << "} ";
2080                         }
2081                 }
2082         }
2083         os << "\n";
2084         return 1;
2085 }
2086
2087
2088 int Tabular::TeXBottomHLine(otexstream & os, row_type row, string const lang) const
2089 {
2090         // we output bottomlines of row r and the toplines of row r+1
2091         // if the latter do not span the whole tabular
2092
2093         // get the bottomlines of row r, and toplines in next row
2094         bool lastrow = row == nrows() - 1;
2095         vector<bool> bottomline, topline;
2096         bool nextrowset = true;
2097         for (col_type c = 0; c < ncols(); ++c) {
2098                 bottomline.push_back(bottomLine(cellIndex(row, c)));
2099                 topline.push_back(!lastrow && topLine(cellIndex(row + 1, c)));
2100                 // If cell is part of a multirow and not the last or first cell of the
2101                 // multirow, no line must be drawn.
2102                 if (!lastrow)
2103                         if (isMultiRow(cellIndex(row, c))
2104                                 && isMultiRow(cellIndex(row + 1, c))) {
2105                                         bottomline[c] = false;
2106                                         topline[c] = false;
2107                                 }
2108                 nextrowset &= topline[c];
2109         }
2110
2111         // combine this row's bottom lines and next row's toplines if necessary
2112         col_type nset = 0;
2113         for (col_type c = 0; c < ncols(); ++c) {
2114                 if (!nextrowset)
2115                         bottomline[c] = bottomline[c] || topline[c];
2116                 if (bottomline[c])
2117                         ++nset;
2118         }
2119
2120         // do nothing if empty, OR incomplete row line with a topline in next row
2121         if (nset == 0 || (nextrowset && nset != ncols()))
2122                 return 0;
2123
2124         if (nset == ncols()) {
2125                 if (use_booktabs)
2126                         os << (lastrow ? "\\bottomrule" : "\\midrule");
2127                 else
2128                         os << "\\hline ";
2129         } else {
2130                 for (col_type c = 0; c < ncols(); ++c) {
2131                         if (bottomline[c]) {
2132                                 col_type offset = 0;
2133                                 for (col_type j = 0 ; j < c; ++j)
2134                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2135                                                 ++offset;
2136
2137                                 //babel makes the "-" character an active one, so we have to suppress this here
2138                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
2139                                 if (lang == "slovak" || lang == "czech")
2140                                         os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline")
2141                                         << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
2142                                 else
2143                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
2144
2145                                 col_type cstart = c;
2146                                 for ( ; c < ncols() && bottomline[c]; ++c) {}
2147
2148                                 for (col_type j = cstart ; j < c ; ++j)
2149                                         if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
2150                                                 ++offset;
2151
2152                                 os << c + offset << "} ";
2153                         }
2154                 }
2155         }
2156         os << "\n";
2157         return 1;
2158 }
2159
2160
2161 int Tabular::TeXCellPreamble(otexstream & os, idx_type cell,
2162                              bool & ismulticol, bool & ismultirow) const
2163 {
2164         int ret = 0;
2165         row_type const r = cellRow(cell);
2166         if (is_long_tabular && row_info[r].caption)
2167                 return ret;
2168
2169         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
2170         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
2171         // figure out how to set the lines
2172         // we always set double lines to the right of the cell
2173         col_type const c = cellColumn(cell);
2174         col_type const nextcol = c + columnSpan(cell);
2175         bool colright = columnRightLine(c);
2176         bool colleft = columnLeftLine(c);
2177         bool nextcolleft = nextcol < ncols() && columnLeftLine(nextcol);
2178         bool nextcellleft = nextcol < ncols()
2179                 && leftLine(cellIndex(r, nextcol));
2180         bool coldouble = colright && nextcolleft;
2181         bool celldouble = rightLine(cell) && nextcellleft;
2182
2183         ismulticol = isMultiColumn(cell)
2184                 || (c == 0 && colleft != leftLine(cell))
2185                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
2186                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
2187                 || (coldouble != celldouble);
2188
2189         // we center in multicol when no decimal point
2190         ismulticol |= ((column_info[c].alignment == LYX_ALIGN_DECIMAL)
2191                 && (cellInfo(cell).decimal_width == 0));
2192
2193         // up counter by 1 for each decimally aligned col since they use 2 latex cols
2194         int latexcolspan = columnSpan(cell);
2195         for(col_type col = c; col < c + columnSpan(cell); ++col)
2196                 if (column_info[col].alignment == LYX_ALIGN_DECIMAL)
2197                         ++latexcolspan;
2198
2199         if (ismulticol) {
2200                 os << "\\multicolumn{" << latexcolspan << "}{";
2201                 if (c ==0 && leftLine(cell))
2202                         os << '|';
2203                 if (!cellInfo(cell).align_special.empty()) {
2204                         os << cellInfo(cell).align_special;
2205                 } else {
2206                         if (!getPWidth(cell).zero()) {
2207                                 switch (align) {
2208                                 case LYX_ALIGN_LEFT:
2209                                         os << ">{\\raggedright}";
2210                                         break;
2211                                 case LYX_ALIGN_RIGHT:
2212                                         os << ">{\\raggedleft}";
2213                                         break;
2214                                 case LYX_ALIGN_CENTER:
2215                                         os << ">{\\centering}";
2216                                         break;
2217                                 default:
2218                                         break;
2219                                 }
2220                                 switch (valign) {
2221                                 case LYX_VALIGN_TOP:
2222                                         os << 'p';
2223                                         break;
2224                                 case LYX_VALIGN_MIDDLE:
2225                                         os << 'm';
2226                                         break;
2227                                 case LYX_VALIGN_BOTTOM:
2228                                         os << 'b';
2229                                         break;
2230                                 }
2231                                 os << '{'
2232                                    << from_ascii(getPWidth(cell).asLatexString())
2233                                    << '}';
2234                         } else {
2235                                 switch (align) {
2236                                 case LYX_ALIGN_LEFT:
2237                                         os << 'l';
2238                                         break;
2239                                 case LYX_ALIGN_RIGHT:
2240                                         os << 'r';
2241                                         break;
2242                                 default:
2243                                         os << 'c';
2244                                         break;
2245                                 }
2246                         } // end if else !getPWidth
2247                 } // end if else !cellinfo_of_cell
2248                 if (rightLine(cell) || nextcellleft)
2249                         os << '|';
2250                 if (celldouble)
2251                         // add extra vertical line if we want a double one
2252                         os << '|';
2253                 os << "}{";
2254         } // end if ismulticol
2255
2256         // we only need code for the first multirow cell
2257         ismultirow = isMultiRow(cell);
2258         if (ismultirow) {
2259                 os << "\\multirow{" << rowSpan(cell) << "}{";
2260                 if (!getPWidth(cell).zero())
2261                         os << from_ascii(getPWidth(cell).asLatexString());
2262                 else
2263                         // we need to set a default value
2264                         os << "*";
2265                 os << "}";
2266                 if (!getMROffset(cell).zero())
2267                         os << "[" << from_ascii(getMROffset(cell).asLatexString()) << "]";
2268                 os << "{";
2269         } // end if ismultirow
2270
2271         if (getRotateCell(cell)) {
2272                 os << "\\begin{sideways}\n";
2273                 ++ret;
2274         }
2275         if (getUsebox(cell) == BOX_PARBOX) {
2276                 os << "\\parbox[";
2277                 switch (valign) {
2278                 case LYX_VALIGN_TOP:
2279                         os << 't';
2280                         break;
2281                 case LYX_VALIGN_MIDDLE:
2282                         os << 'c';
2283                         break;
2284                 case LYX_VALIGN_BOTTOM:
2285                         os << 'b';
2286                         break;
2287                 }
2288                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2289                    << "}{";
2290         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2291                 os << "\\begin{minipage}[";
2292                 switch (valign) {
2293                 case LYX_VALIGN_TOP:
2294                         os << 't';
2295                         break;
2296                 case LYX_VALIGN_MIDDLE:
2297                         os << 'm';
2298                         break;
2299                 case LYX_VALIGN_BOTTOM:
2300                         os << 'b';
2301                         break;
2302                 }
2303                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2304                    << "}\n";
2305                 ++ret;
2306         }
2307         return ret;
2308 }
2309
2310
2311 int Tabular::TeXCellPostamble(otexstream & os, idx_type cell,
2312                               bool ismulticol, bool ismultirow) const
2313 {
2314         int ret = 0;
2315         row_type const r = cellRow(cell);
2316         if (is_long_tabular && row_info[r].caption)
2317                 return ret;
2318
2319         // usual cells
2320         if (getUsebox(cell) == BOX_PARBOX)
2321                 os << '}';
2322         else if (getUsebox(cell) == BOX_MINIPAGE) {
2323                 os << "%\n\\end{minipage}";
2324                 ret += 2;
2325         }
2326         if (getRotateCell(cell)) {
2327                 os << "%\n\\end{sideways}";
2328                 ++ret;
2329         }
2330         if (ismultirow)
2331                 os << '}';
2332         if (ismulticol)
2333                 os << '}';
2334
2335         return ret;
2336 }
2337
2338
2339 int Tabular::TeXLongtableHeaderFooter(otexstream & os,
2340                                          OutputParams const & runparams) const
2341 {
2342         if (!is_long_tabular)
2343                 return 0;
2344
2345         int ret = 0;
2346         // caption handling
2347         // the caption must be output before the headers
2348         if (haveLTCaption()) {
2349                 for (row_type r = 0; r < nrows(); ++r) {
2350                         if (row_info[r].caption) {
2351                                 ret += TeXRow(os, r, runparams);
2352                         }
2353                 }
2354         }
2355         // output first header info
2356         // first header must be output before the header, otherwise the
2357         // correct caption placement becomes really weird
2358         if (haveLTFirstHead()) {
2359                 if (endfirsthead.topDL) {
2360                         os << "\\hline\n";
2361                         ++ret;
2362                 }
2363                 for (row_type r = 0; r < nrows(); ++r) {
2364                         if (row_info[r].endfirsthead) {
2365                                 ret += TeXRow(os, r, runparams);
2366                         }
2367                 }
2368                 if (endfirsthead.bottomDL) {
2369                         os << "\\hline\n";
2370                         ++ret;
2371                 }
2372                 os << "\\endfirsthead\n";
2373                 ++ret;
2374         }
2375         // output header info
2376         if (haveLTHead()) {
2377                 if (endfirsthead.empty && !haveLTFirstHead()) {
2378                         os << "\\endfirsthead\n";
2379                         ++ret;
2380                 }
2381                 if (endhead.topDL) {
2382                         os << "\\hline\n";
2383                         ++ret;
2384                 }
2385                 for (row_type r = 0; r < nrows(); ++r) {
2386                         if (row_info[r].endhead) {
2387                                 ret += TeXRow(os, r, runparams);
2388                         }
2389                 }
2390                 if (endhead.bottomDL) {
2391                         os << "\\hline\n";
2392                         ++ret;
2393                 }
2394                 os << "\\endhead\n";
2395                 ++ret;
2396         }
2397         // output footer info
2398         if (haveLTFoot()) {
2399                 if (endfoot.topDL) {
2400                         os << "\\hline\n";
2401                         ++ret;
2402                 }
2403                 for (row_type r = 0; r < nrows(); ++r) {
2404                         if (row_info[r].endfoot) {
2405                                 ret += TeXRow(os, r, runparams);
2406                         }
2407                 }
2408                 if (endfoot.bottomDL) {
2409                         os << "\\hline\n";
2410                         ++ret;
2411                 }
2412                 os << "\\endfoot\n";
2413                 ++ret;
2414                 if (endlastfoot.empty && !haveLTLastFoot()) {
2415                         os << "\\endlastfoot\n";
2416                         ++ret;
2417                 }
2418         }
2419         // output lastfooter info
2420         if (haveLTLastFoot()) {
2421                 if (endlastfoot.topDL) {
2422                         os << "\\hline\n";
2423                         ++ret;
2424                 }
2425                 for (row_type r = 0; r < nrows(); ++r) {
2426                         if (row_info[r].endlastfoot) {
2427                                 ret += TeXRow(os, r, runparams);
2428                         }
2429                 }
2430                 if (endlastfoot.bottomDL) {
2431                         os << "\\hline\n";
2432                         ++ret;
2433                 }
2434                 os << "\\endlastfoot\n";
2435                 ++ret;
2436         }
2437         return ret;
2438 }
2439
2440
2441 bool Tabular::isValidRow(row_type row) const
2442 {
2443         if (!is_long_tabular)
2444                 return true;
2445         return !row_info[row].endhead && !row_info[row].endfirsthead
2446                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2447                 && !row_info[row].caption;
2448 }
2449
2450
2451 int Tabular::TeXRow(otexstream & os, row_type row,
2452                        OutputParams const & runparams) const
2453 {
2454         idx_type cell = cellIndex(row, 0);
2455         shared_ptr<InsetTableCell> inset = cellInset(cell);
2456         Paragraph const & par = inset->paragraphs().front();
2457         string const lang = par.getParLanguage(buffer().params())->lang();
2458
2459         //output the top line
2460         int ret = TeXTopHLine(os, row, lang);
2461
2462         if (row_info[row].top_space_default) {
2463                 if (use_booktabs)
2464                         os << "\\addlinespace\n";
2465                 else
2466                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2467                 ++ret;
2468         } else if(!row_info[row].top_space.zero()) {
2469                 if (use_booktabs)
2470                         os << "\\addlinespace["
2471                            << from_ascii(row_info[row].top_space.asLatexString())
2472                            << "]\n";
2473                 else {
2474                         os << "\\noalign{\\vskip"
2475                            << from_ascii(row_info[row].top_space.asLatexString())
2476                            << "}\n";
2477                 }
2478                 ++ret;
2479         }
2480         bool ismulticol = false;
2481         bool ismultirow = false;
2482         for (col_type c = 0; c < ncols(); ++c) {
2483                 if (isPartOfMultiColumn(row, c))
2484                         continue;
2485
2486                 if (isPartOfMultiRow(row, c) &&
2487                         column_info[c].alignment != LYX_ALIGN_DECIMAL) {
2488                         os << " & ";
2489                         continue;
2490                 }
2491
2492                 cell = cellIndex(row, c);
2493                 ret += TeXCellPreamble(os, cell, ismulticol, ismultirow);
2494                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2495
2496                 Paragraph const & par = inset->paragraphs().front();
2497                 bool rtl = par.isRTL(buffer().params())
2498                         && !par.empty()
2499                         && getPWidth(cell).zero();
2500
2501                 if (rtl) {
2502                         string const lang =
2503                                 par.getParLanguage(buffer().params())->lang();
2504                         if (lang == "farsi")
2505                                 os << "\\textFR{";
2506                         else if (lang == "arabic_arabi")
2507                                 os << "\\textAR{";
2508                         // currently, remaning RTL languages are
2509                         // arabic_arabtex and hebrew
2510                         else
2511                                 os << "\\R{";
2512                 }
2513                 // pass to the OutputParams that we are in a cell and
2514                 // which alignment we have set.
2515                 // InsetNewline needs this context information.
2516                 OutputParams newrp(runparams);
2517                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
2518                                     ? OutputParams::PLAIN
2519                                     : OutputParams::ALIGNED;
2520
2521                 if (getAlignment(cell) == LYX_ALIGN_DECIMAL
2522                         && cellInfo(cell).decimal_width != 0) {
2523                         // copy cell and split in 2
2524                         InsetTableCell head = InsetTableCell(*cellInset(cell).get());
2525                         head.getText(0)->setMacrocontextPosition(
2526                                 cellInset(cell)->getText(0)->macrocontextPosition());
2527                         head.setBuffer(buffer());
2528                         bool hassep = false;
2529                         InsetTableCell tail = splitCell(head, column_info[c].decimal_point, hassep);
2530                         tail.getText(0)->setMacrocontextPosition(
2531                                 head.getText(0)->macrocontextPosition());
2532                         tail.setBuffer(head.buffer());
2533                         head.latex(os, newrp);
2534                         os << '&';
2535                         ret += tail.latex(os, newrp);
2536                 } else if (!isPartOfMultiRow(row, c))
2537                         ret += inset->latex(os, newrp);
2538
2539                 runparams.encoding = newrp.encoding;
2540                 if (rtl)
2541                         os << '}';
2542
2543                 ret += TeXCellPostamble(os, cell, ismulticol, ismultirow);
2544                 if (cell != getLastCellInRow(row)) { // not last cell in row
2545                         os << " & ";
2546                 }
2547         }
2548         if (row_info[row].caption && !endfirsthead.empty && !haveLTFirstHead())
2549                 // if no first header and no empty first header is used,
2550                 // the caption needs to be terminated by \endfirsthead
2551                 // (bug 6057)
2552                 os << "\\endfirsthead";
2553         else
2554                 os << "\\tabularnewline";
2555         if (row_info[row].bottom_space_default) {
2556                 if (use_booktabs)
2557                         os << "\\addlinespace";
2558                 else
2559                         os << "[\\doublerulesep]";
2560         } else if (!row_info[row].bottom_space.zero()) {
2561                 if (use_booktabs)
2562                         os << "\\addlinespace";
2563                 os << '['
2564                    << from_ascii(row_info[row].bottom_space.asLatexString())
2565                    << ']';
2566         }
2567         os << '\n';
2568         ++ret;
2569
2570         //output the bottom line
2571         ret += TeXBottomHLine(os, row, lang);
2572
2573         if (row_info[row].interline_space_default) {
2574                 if (use_booktabs)
2575                         os << "\\addlinespace\n";
2576                 else
2577                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2578                 ++ret;
2579         } else if (!row_info[row].interline_space.zero()) {
2580                 if (use_booktabs)
2581                         os << "\\addlinespace["
2582                            << from_ascii(row_info[row].interline_space.asLatexString())
2583                            << "]\n";
2584                 else
2585                         os << "\\noalign{\\vskip"
2586                            << from_ascii(row_info[row].interline_space.asLatexString())
2587                            << "}\n";
2588                 ++ret;
2589         }
2590         return ret;
2591 }
2592
2593
2594 int Tabular::latex(otexstream & os, OutputParams const & runparams) const
2595 {
2596         int ret = 0;
2597
2598         //+---------------------------------------------------------------------
2599         //+                      first the opening preamble                    +
2600         //+---------------------------------------------------------------------
2601
2602         if (rotate) {
2603                 os << "\\begin{sideways}\n";
2604                 ++ret;
2605         }
2606         if (is_long_tabular) {
2607                 os << "\\begin{longtable}";
2608                 switch (longtabular_alignment) {
2609                 case LYX_LONGTABULAR_ALIGN_LEFT:
2610                         os << "[l]";
2611                         break;
2612                 case LYX_LONGTABULAR_ALIGN_CENTER:
2613                         break;
2614                 case LYX_LONGTABULAR_ALIGN_RIGHT:
2615                         os << "[r]";
2616                         break;
2617                 }
2618         } else {
2619                 os << "\\begin{tabular}";
2620                 switch (tabular_valignment) {
2621                 case LYX_VALIGN_TOP:
2622                         os << "[t]";
2623                         break;
2624                 case LYX_VALIGN_MIDDLE:
2625                         break;
2626                 case LYX_VALIGN_BOTTOM:
2627                         os << "[b]";
2628                         break;
2629                 }
2630         }
2631
2632         os << "{";
2633
2634         for (col_type c = 0; c < ncols(); ++c) {
2635                 if (columnLeftLine(c))
2636                         os << '|';
2637                 if (!column_info[c].align_special.empty()) {
2638                         os << column_info[c].align_special;
2639                 } else {
2640                         if (!column_info[c].p_width.zero()) {
2641                                 switch (column_info[c].alignment) {
2642                                 case LYX_ALIGN_LEFT:
2643                                         os << ">{\\raggedright}";
2644                                         break;
2645                                 case LYX_ALIGN_RIGHT:
2646                                         os << ">{\\raggedleft}";
2647                                         break;
2648                                 case LYX_ALIGN_CENTER:
2649                                         os << ">{\\centering}";
2650                                         break;
2651                                 case LYX_ALIGN_NONE:
2652                                 case LYX_ALIGN_BLOCK:
2653                                 case LYX_ALIGN_LAYOUT:
2654                                 case LYX_ALIGN_SPECIAL:
2655                                 case LYX_ALIGN_DECIMAL:
2656                                         break;
2657                                 }
2658
2659                                 switch (column_info[c].valignment) {
2660                                 case LYX_VALIGN_TOP:
2661                                         os << 'p';
2662                                         break;
2663                                 case LYX_VALIGN_MIDDLE:
2664                                         os << 'm';
2665                                         break;
2666                                 case LYX_VALIGN_BOTTOM:
2667                                         os << 'b';
2668                                         break;
2669                         }
2670                                 os << '{'
2671                                    << from_ascii(column_info[c].p_width.asLatexString())
2672                                    << '}';
2673                         } else {
2674                                 switch (column_info[c].alignment) {
2675                                 case LYX_ALIGN_LEFT:
2676                                         os << 'l';
2677                                         break;
2678                                 case LYX_ALIGN_RIGHT:
2679                                         os << 'r';
2680                                         break;
2681                                 case LYX_ALIGN_DECIMAL:
2682                                         os << "r@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}l";
2683                                         break;
2684                                 default:
2685                                         os << 'c';
2686                                         break;
2687                                 }
2688                         } // end if else !column_info[i].p_width
2689                 } // end if else !column_info[i].align_special
2690                 if (columnRightLine(c))
2691                         os << '|';
2692         }
2693         os << "}\n";
2694         ++ret;
2695
2696         ret += TeXLongtableHeaderFooter(os, runparams);
2697
2698         //+---------------------------------------------------------------------
2699         //+                      the single row and columns (cells)            +
2700         //+---------------------------------------------------------------------
2701
2702         for (row_type r = 0; r < nrows(); ++r) {
2703                 if (isValidRow(r)) {
2704                         ret += TeXRow(os, r, runparams);
2705                         if (is_long_tabular && row_info[r].newpage) {
2706                                 os << "\\newpage\n";
2707                                 ++ret;
2708                         }
2709                 }
2710         }
2711
2712         //+---------------------------------------------------------------------
2713         //+                      the closing of the tabular                    +
2714         //+---------------------------------------------------------------------
2715
2716         if (is_long_tabular)
2717                 os << "\\end{longtable}";
2718         else
2719                 os << "\\end{tabular}";
2720         if (rotate) {
2721                 // clear counter
2722                 os.countLines();
2723                 os << breakln << "\\end{sideways}";
2724                 ret += os.countLines();
2725         }
2726
2727         return ret;
2728 }
2729
2730
2731 int Tabular::docbookRow(odocstream & os, row_type row,
2732                            OutputParams const & runparams) const
2733 {
2734         int ret = 0;
2735         idx_type cell = getFirstCellInRow(row);
2736
2737         os << "<row>\n";
2738         for (col_type c = 0; c < ncols(); ++c) {
2739                 if (isPartOfMultiColumn(row, c))
2740                         continue;
2741
2742                 os << "<entry align=\"";
2743                 switch (getAlignment(cell)) {
2744                 case LYX_ALIGN_LEFT:
2745                         os << "left";
2746                         break;
2747                 case LYX_ALIGN_RIGHT:
2748                         os << "right";
2749                         break;
2750                 default:
2751                         os << "center";
2752                         break;
2753                 }
2754
2755                 os << "\" valign=\"";
2756                 switch (getVAlignment(cell)) {
2757                 case LYX_VALIGN_TOP:
2758                         os << "top";
2759                         break;
2760                 case LYX_VALIGN_BOTTOM:
2761                         os << "bottom";
2762                         break;
2763                 case LYX_VALIGN_MIDDLE:
2764                         os << "middle";
2765                 }
2766                 os << '"';
2767
2768                 if (isMultiColumn(cell)) {
2769                         os << " namest=\"col" << c << "\" ";
2770                         os << "nameend=\"col" << c + columnSpan(cell) - 1 << '"';
2771                 }
2772
2773                 os << '>';
2774                 ret += cellInset(cell)->docbook(os, runparams);
2775                 os << "</entry>\n";
2776                 ++cell;
2777         }
2778         os << "</row>\n";
2779         return ret;
2780 }
2781
2782
2783 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2784 {
2785         int ret = 0;
2786
2787         //+---------------------------------------------------------------------
2788         //+                      first the opening preamble                    +
2789         //+---------------------------------------------------------------------
2790
2791         os << "<tgroup cols=\"" << ncols()
2792            << "\" colsep=\"1\" rowsep=\"1\">\n";
2793
2794         for (col_type c = 0; c < ncols(); ++c) {
2795                 os << "<colspec colname=\"col" << c << "\" align=\"";
2796                 switch (column_info[c].alignment) {
2797                 case LYX_ALIGN_LEFT:
2798                         os << "left";
2799                         break;
2800                 case LYX_ALIGN_RIGHT:
2801                         os << "right";
2802                         break;
2803                 default:
2804                         os << "center";
2805                         break;
2806                 }
2807                 os << '"';
2808                 if (runparams.flavor == OutputParams::XML)
2809                         os << '/';
2810                 os << ">\n";
2811                 ++ret;
2812         }
2813
2814         //+---------------------------------------------------------------------
2815         //+                      Long Tabular case                             +
2816         //+---------------------------------------------------------------------
2817
2818         // output caption info
2819         if (haveLTCaption()) {
2820                 os << "<caption>\n";
2821                 ++ret;
2822                 for (row_type r = 0; r < nrows(); ++r) {
2823                         if (row_info[r].caption) {
2824                                 ret += docbookRow(os, r, runparams);
2825                         }
2826                 }
2827                 os << "</caption>\n";
2828                 ++ret;
2829         }
2830         // output header info
2831         if (haveLTHead() || haveLTFirstHead()) {
2832                 os << "<thead>\n";
2833                 ++ret;
2834                 for (row_type r = 0; r < nrows(); ++r) {
2835                         if (row_info[r].endhead || row_info[r].endfirsthead) {
2836                                 ret += docbookRow(os, r, runparams);
2837                         }
2838                 }
2839                 os << "</thead>\n";
2840                 ++ret;
2841         }
2842         // output footer info
2843         if (haveLTFoot() || haveLTLastFoot()) {
2844                 os << "<tfoot>\n";
2845                 ++ret;
2846                 for (row_type r = 0; r < nrows(); ++r) {
2847                         if (row_info[r].endfoot || row_info[r].endlastfoot) {
2848                                 ret += docbookRow(os, r, runparams);
2849                         }
2850                 }
2851                 os << "</tfoot>\n";
2852                 ++ret;
2853         }
2854
2855         //+---------------------------------------------------------------------
2856         //+                      the single row and columns (cells)            +
2857         //+---------------------------------------------------------------------
2858
2859         os << "<tbody>\n";
2860         ++ret;
2861         for (row_type r = 0; r < nrows(); ++r) {
2862                 if (isValidRow(r)) {
2863                         ret += docbookRow(os, r, runparams);
2864                 }
2865         }
2866         os << "</tbody>\n";
2867         ++ret;
2868         //+---------------------------------------------------------------------
2869         //+                      the closing of the tabular                    +
2870         //+---------------------------------------------------------------------
2871
2872         os << "</tgroup>";
2873         ++ret;
2874
2875         return ret;
2876 }
2877
2878
2879 docstring Tabular::xhtmlRow(XHTMLStream & xs, row_type row,
2880                            OutputParams const & runparams, bool header) const
2881 {
2882         docstring ret;
2883         string const celltag = header ? "th" : "td";
2884         idx_type cell = getFirstCellInRow(row);
2885
2886         xs << html::StartTag("tr");
2887         for (col_type c = 0; c < ncols(); ++c) {
2888                 if (isPartOfMultiColumn(row, c))
2889                         continue;
2890
2891                 stringstream attr;
2892                 attr << "align='";
2893                 switch (getAlignment(cell)) {
2894                 case LYX_ALIGN_LEFT:
2895                         attr << "left";
2896                         break;
2897                 case LYX_ALIGN_RIGHT:
2898                         attr << "right";
2899                         break;
2900                 default:
2901                         attr << "center";
2902                         break;
2903                 }
2904                 attr << "'";
2905                 attr << " valign='";
2906                 switch (getVAlignment(cell)) {
2907                 case LYX_VALIGN_TOP:
2908                         attr << "top";
2909                         break;
2910                 case LYX_VALIGN_BOTTOM:
2911                         attr << "bottom";
2912                         break;
2913                 case LYX_VALIGN_MIDDLE:
2914                         attr << "middle";
2915                 }
2916                 attr << "'";
2917
2918                 if (isMultiColumn(cell))
2919                         attr << " colspan='" << columnSpan(cell) << "'";
2920
2921                 xs << html::StartTag(celltag, attr.str());
2922                 ret += cellInset(cell)->xhtml(xs, runparams);
2923                 xs << html::EndTag(celltag);
2924                 ++cell;
2925         }
2926         xs << html::EndTag("tr");
2927         return ret;
2928 }
2929
2930
2931 docstring Tabular::xhtml(XHTMLStream & xs, OutputParams const & runparams) const
2932 {
2933         docstring ret;
2934
2935         if (is_long_tabular) {
2936                 // we'll wrap it in a div, so as to deal with alignment
2937                 string align;
2938                 switch (longtabular_alignment) {
2939                 case LYX_LONGTABULAR_ALIGN_LEFT:
2940                         align = "left";
2941                         break;
2942                 case LYX_LONGTABULAR_ALIGN_CENTER:
2943                         align = "center";
2944                         break;
2945                 case LYX_LONGTABULAR_ALIGN_RIGHT:
2946                         align = "right";
2947                         break;
2948                 }
2949                 xs << html::StartTag("div", "class='longtable' style='text-align: " + align + ";'");
2950                 if (haveLTCaption()) {
2951                         xs << html::StartTag("div", "class='longtable-caption' style='text-align: " + align + ";'");
2952                         for (row_type r = 0; r < nrows(); ++r)
2953                                 if (row_info[r].caption)
2954                                         ret += xhtmlRow(xs, r, runparams);
2955                         xs << html::EndTag("div");
2956                 }
2957         }
2958
2959         xs << html::StartTag("table");
2960
2961         // output header info
2962         bool const havefirsthead = haveLTFirstHead();
2963         // if we have a first head, then we are going to ignore the
2964         // headers for the additional pages, since there aren't any
2965         // in XHTML. this test accomplishes that.
2966         bool const havehead = !havefirsthead && haveLTHead();
2967         if (havehead || havefirsthead) {
2968                 xs << html::StartTag("thead");
2969                 for (row_type r = 0; r < nrows(); ++r) {
2970                         if ((havefirsthead && row_info[r].endfirsthead)
2971                             || (havehead && row_info[r].endhead)) {
2972                                 ret += xhtmlRow(xs, r, runparams, true);
2973                         }
2974                 }
2975                 xs << html::EndTag("thead");
2976         }
2977         // output footer info
2978         bool const havelastfoot = haveLTLastFoot();
2979         // as before.
2980         bool const havefoot = !havelastfoot && haveLTFoot();
2981         if (havefoot || havelastfoot) {
2982                 xs << html::StartTag("tfoot");
2983                 for (row_type r = 0; r < nrows(); ++r) {
2984                         if ((havelastfoot && row_info[r].endlastfoot)
2985                             || (havefoot && row_info[r].endfoot)) {
2986                                 ret += xhtmlRow(xs, r, runparams);
2987                         }
2988                 }
2989                 xs << html::EndTag("tfoot");
2990         }
2991
2992         xs << html::StartTag("tbody");
2993         for (row_type r = 0; r < nrows(); ++r) {
2994                 if (isValidRow(r)) {
2995                         ret += xhtmlRow(xs, r, runparams);
2996                 }
2997         }
2998         xs << html::EndTag("tbody")
2999            << html::EndTag("table");
3000         if (is_long_tabular)
3001                 xs << html::EndTag("div");
3002         return ret;
3003 }
3004
3005
3006 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
3007                                    vector<unsigned int> const & clen) const
3008 {
3009         idx_type const fcell = getFirstCellInRow(row);
3010         idx_type const n = numberOfCellsInRow(row) + fcell;
3011         idx_type tmp = 0;
3012
3013         for (idx_type i = fcell; i < n; ++i) {
3014                 if (topLine(i)) {
3015                         ++tmp;
3016                         break;
3017                 }
3018         }
3019         if (!tmp)
3020                 return false;
3021
3022         char_type ch;
3023         for (idx_type i = fcell; i < n; ++i) {
3024                 if (topLine(i)) {
3025                         if (leftLine(i))
3026                                 os << "+-";
3027                         else
3028                                 os << "--";
3029                         ch = '-';
3030                 } else {
3031                         os << "  ";
3032                         ch = ' ';
3033                 }
3034                 col_type column = cellColumn(i);
3035                 int len = clen[column];
3036                 while (column < ncols() - 1
3037                        && isPartOfMultiColumn(row, ++column))
3038                         len += clen[column] + 4;
3039                 os << docstring(len, ch);
3040                 if (topLine(i)) {
3041                         if (rightLine(i))
3042                                 os << "-+";
3043                         else
3044                                 os << "--";
3045                 } else {
3046                         os << "  ";
3047                 }
3048         }
3049         os << endl;
3050         return true;
3051 }
3052
3053
3054 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
3055                                       vector<unsigned int> const & clen) const
3056 {
3057         idx_type const fcell = getFirstCellInRow(row);
3058         idx_type const n = numberOfCellsInRow(row) + fcell;
3059         idx_type tmp = 0;
3060
3061         for (idx_type i = fcell; i < n; ++i) {
3062                 if (bottomLine(i)) {
3063                         ++tmp;
3064                         break;
3065                 }
3066         }
3067         if (!tmp)
3068                 return false;
3069
3070         char_type ch;
3071         for (idx_type i = fcell; i < n; ++i) {
3072                 if (bottomLine(i)) {
3073                         if (leftLine(i))
3074                                 os << "+-";
3075                         else
3076                                 os << "--";
3077                         ch = '-';
3078                 } else {
3079                         os << "  ";
3080                         ch = ' ';
3081                 }
3082                 col_type column = cellColumn(i);
3083                 int len = clen[column];
3084                 while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3085                         len += clen[column] + 4;
3086                 os << docstring(len, ch);
3087                 if (bottomLine(i)) {
3088                         if (rightLine(i))
3089                                 os << "-+";
3090                         else
3091                                 os << "--";
3092                 } else {
3093                         os << "  ";
3094                 }
3095         }
3096         os << endl;
3097         return true;
3098 }
3099
3100
3101 void Tabular::plaintextPrintCell(odocstream & os,
3102                                OutputParams const & runparams,
3103                                idx_type cell, row_type row, col_type column,
3104                                vector<unsigned int> const & clen,
3105                                bool onlydata) const
3106 {
3107         odocstringstream sstr;
3108         cellInset(cell)->plaintext(sstr, runparams);
3109
3110         if (onlydata) {
3111                 os << sstr.str();
3112                 return;
3113         }
3114
3115         if (leftLine(cell))
3116                 os << "| ";
3117         else
3118                 os << "  ";
3119
3120         unsigned int len1 = sstr.str().length();
3121         unsigned int len2 = clen[column];
3122         while (column < ncols() - 1 && isPartOfMultiColumn(row, ++column))
3123                 len2 += clen[column] + 4;
3124         len2 -= len1;
3125
3126         switch (getAlignment(cell)) {
3127         default:
3128         case LYX_ALIGN_LEFT:
3129                 len1 = 0;
3130                 break;
3131         case LYX_ALIGN_RIGHT:
3132                 len1 = len2;
3133                 len2 = 0;
3134                 break;
3135         case LYX_ALIGN_CENTER:
3136                 len1 = len2 / 2;
3137                 len2 -= len1;
3138                 break;
3139         }
3140
3141         os << docstring(len1, ' ') << sstr.str()
3142            << docstring(len2, ' ');
3143
3144         if (rightLine(cell))
3145                 os << " |";
3146         else
3147                 os << "  ";
3148 }
3149
3150
3151 void Tabular::plaintext(odocstream & os,
3152                            OutputParams const & runparams, int const depth,
3153                            bool onlydata, char_type delim) const
3154 {
3155         // first calculate the width of the single columns
3156         vector<unsigned int> clen(ncols());
3157
3158         if (!onlydata) {
3159                 // first all non multicolumn cells!
3160                 for (col_type c = 0; c < ncols(); ++c) {
3161                         clen[c] = 0;
3162                         for (row_type r = 0; r < nrows(); ++r) {
3163                                 idx_type cell = cellIndex(r, c);
3164                                 if (isMultiColumn(cell))
3165                                         continue;
3166                                 odocstringstream sstr;
3167                                 cellInset(cell)->plaintext(sstr, runparams);
3168                                 if (clen[c] < sstr.str().length())
3169                                         clen[c] = sstr.str().length();
3170                         }
3171                 }
3172                 // then all multicolumn cells!
3173                 for (col_type c = 0; c < ncols(); ++c) {
3174                         for (row_type r = 0; r < nrows(); ++r) {
3175                                 idx_type cell = cellIndex(r, c);
3176                                 if (cell_info[r][c].multicolumn != CELL_BEGIN_OF_MULTICOLUMN)
3177                                         continue;
3178                                 odocstringstream sstr;
3179                                 cellInset(cell)->plaintext(sstr, runparams);
3180                                 int len = int(sstr.str().length());
3181                                 idx_type const n = columnSpan(cell);
3182                                 for (col_type k = c; len > 0 && k < c + n - 1; ++k)
3183                                         len -= clen[k];
3184                                 if (len > int(clen[c + n - 1]))
3185                                         clen[c + n - 1] = len;
3186                         }
3187                 }
3188         }
3189         idx_type cell = 0;
3190         for (row_type r = 0; r < nrows(); ++r) {
3191                 if (!onlydata && plaintextTopHLine(os, r, clen))
3192                         os << docstring(depth * 2, ' ');
3193                 for (col_type c = 0; c < ncols(); ++c) {
3194                         if (isPartOfMultiColumn(r, c))
3195                                 continue;
3196                         if (onlydata && c > 0)
3197                                 // we don't use operator<< for single UCS4 character.
3198                                 // see explanation in docstream.h
3199                                 os.put(delim);
3200                         plaintextPrintCell(os, runparams, cell, r, c, clen, onlydata);
3201                         ++cell;
3202                 }
3203                 os << endl;
3204                 if (!onlydata) {
3205                         os << docstring(depth * 2, ' ');
3206                         if (plaintextBottomHLine(os, r, clen))
3207                                 os << docstring(depth * 2, ' ');
3208                 }
3209         }
3210 }
3211
3212
3213 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
3214 {
3215         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
3216 }
3217
3218
3219 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
3220                                                col_type column) const
3221 {
3222         return cell_info[row][column].inset;
3223 }
3224
3225
3226 void Tabular::setCellInset(row_type row, col_type column,
3227                               shared_ptr<InsetTableCell> ins) const
3228 {
3229         CellData & cd = cell_info[row][column];
3230         cd.inset = ins;
3231 }
3232
3233
3234 void Tabular::validate(LaTeXFeatures & features) const
3235 {
3236         features.require("NeedTabularnewline");
3237         if (use_booktabs)
3238                 features.require("booktabs");
3239         if (is_long_tabular)
3240                 features.require("longtable");
3241         if (needRotating())
3242                 features.require("rotating");
3243         for (idx_type cell = 0; cell < numberofcells; ++cell) {
3244                 if (isMultiRow(cell))
3245                         features.require("multirow");
3246                 if (getVAlignment(cell) != LYX_VALIGN_TOP
3247                     || !getPWidth(cell).zero())
3248                         features.require("array");
3249                 cellInset(cell)->validate(features);
3250         }
3251 }
3252
3253
3254 Tabular::BoxType Tabular::useParbox(idx_type cell) const
3255 {
3256         ParagraphList const & parlist = cellInset(cell)->paragraphs();
3257         ParagraphList::const_iterator cit = parlist.begin();
3258         ParagraphList::const_iterator end = parlist.end();
3259
3260         for (; cit != end; ++cit)
3261                 for (int i = 0; i < cit->size(); ++i)
3262                         if (cit->isNewline(i))
3263                                 return BOX_PARBOX;
3264
3265         return BOX_NONE;
3266 }
3267
3268
3269 /////////////////////////////////////////////////////////////////////
3270 //
3271 // InsetTableCell
3272 //
3273 /////////////////////////////////////////////////////////////////////
3274
3275 InsetTableCell::InsetTableCell(Buffer * buf)
3276         : InsetText(buf, InsetText::PlainLayout), isFixedWidth(false),
3277           contentAlign(LYX_ALIGN_CENTER)
3278 {}
3279
3280
3281 bool InsetTableCell::forcePlainLayout(idx_type) const
3282 {
3283         return !isFixedWidth;
3284 }
3285
3286
3287 bool InsetTableCell::allowParagraphCustomization(idx_type) const
3288 {
3289         return isFixedWidth;
3290 }
3291
3292
3293 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
3294         FuncStatus & status) const
3295 {
3296         bool enabled = true;
3297         switch (cmd.action()) {
3298         case LFUN_LAYOUT:
3299                 enabled = !forcePlainLayout();
3300                 break;
3301         case LFUN_LAYOUT_PARAGRAPH:
3302                 enabled = allowParagraphCustomization();
3303                 break;
3304
3305         case LFUN_MATH_DISPLAY:
3306                 if (!hasFixedWidth()) {
3307                         enabled = false;
3308                         break;
3309                 } //fall-through
3310         default:
3311                 return InsetText::getStatus(cur, cmd, status);
3312         }
3313         status.setEnabled(enabled);
3314         return true;
3315 }
3316
3317 docstring InsetTableCell::asString(bool intoInsets)
3318 {
3319         docstring retval;
3320         if (paragraphs().empty())
3321                 return retval;
3322         ParagraphList::const_iterator it = paragraphs().begin();
3323         ParagraphList::const_iterator en = paragraphs().end();
3324         bool first = true;
3325         for (; it != en; ++it) {
3326                 if (!first)
3327                         retval += "\n";
3328                 else
3329                         first = false;
3330                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
3331         }
3332         return retval;
3333 }
3334
3335
3336 docstring InsetTableCell::xhtml(XHTMLStream & xs, OutputParams const & rp) const
3337 {
3338         if (!isFixedWidth)
3339                 return InsetText::insetAsXHTML(xs, rp, InsetText::JustText);
3340         return InsetText::xhtml(xs, rp);
3341 }
3342
3343
3344
3345 /////////////////////////////////////////////////////////////////////
3346 //
3347 // InsetTabular
3348 //
3349 /////////////////////////////////////////////////////////////////////
3350
3351 InsetTabular::InsetTabular(Buffer * buf, row_type rows,
3352                            col_type columns)
3353         : Inset(buf), tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
3354         rowselect_(false), colselect_(false)
3355 {
3356 }
3357
3358
3359 InsetTabular::InsetTabular(InsetTabular const & tab)
3360         : Inset(tab), tabular(tab.tabular),  scx_(0)
3361 {
3362 }
3363
3364
3365 InsetTabular::~InsetTabular()
3366 {
3367         hideDialogs("tabular", this);
3368 }
3369
3370
3371 void InsetTabular::setBuffer(Buffer & buf)
3372 {
3373         tabular.setBuffer(buf);
3374         Inset::setBuffer(buf);
3375 }
3376
3377
3378 bool InsetTabular::insetAllowed(InsetCode code) const
3379 {
3380         switch (code) {
3381         case FLOAT_CODE:
3382         case MARGIN_CODE:
3383         case MATHMACRO_CODE:
3384         case WRAP_CODE:
3385                 return false;
3386
3387         case CAPTION_CODE:
3388                 return tabular.is_long_tabular;
3389
3390         default:
3391                 return true;
3392         }
3393 }
3394
3395
3396 void InsetTabular::write(ostream & os) const
3397 {
3398         os << "Tabular" << endl;
3399         tabular.write(os);
3400 }
3401
3402
3403 docstring InsetTabular::contextMenu(BufferView const &, int, int) const
3404 {
3405         // FIXME: depending on the selection state,
3406         // we could offer a different menu.
3407         return cell(0)->contextMenuName() + ";" + contextMenuName();
3408 }
3409
3410
3411 docstring InsetTabular::contextMenuName() const
3412 {
3413         return from_ascii("context-tabular");
3414 }
3415
3416
3417 void InsetTabular::read(Lexer & lex)
3418 {
3419         //bool const old_format = (lex.getString() == "\\LyXTable");
3420
3421         tabular.read(lex);
3422
3423         //if (old_format)
3424         //      return;
3425
3426         lex.next();
3427         string token = lex.getString();
3428         while (lex && token != "\\end_inset") {
3429                 lex.next();
3430                 token = lex.getString();
3431         }
3432         if (!lex)
3433                 lex.printError("Missing \\end_inset at this point. ");
3434 }
3435
3436
3437 int InsetTabular::rowFromY(Cursor & cur, int y) const
3438 {
3439         // top y coordinate of tabular
3440         int h = yo(cur.bv()) - tabular.rowAscent(0) + offset_valign_;
3441         row_type r = 0;
3442         for (; r < tabular.nrows() && y > h; ++r)
3443                 h += tabular.rowAscent(r) + tabular.rowDescent(r)
3444                         + tabular.interRowSpace(r);
3445
3446         return r - 1;
3447 }
3448
3449
3450 int InsetTabular::columnFromX(Cursor & cur, int x) const
3451 {
3452         // left x coordinate of tabular
3453         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
3454         col_type c = 0;
3455         for (; c < tabular.ncols() && x > w; ++c)
3456                 w += tabular.cellWidth(c);
3457         return c - 1;
3458 }
3459
3460
3461 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
3462 {
3463         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
3464         //      mi.base.textwidth << "\n";
3465         if (!mi.base.bv) {
3466                 LYXERR0("need bv");
3467                 LASSERT(false, /**/);
3468         }
3469
3470         for (row_type r = 0; r < tabular.nrows(); ++r) {
3471                 int maxasc = 0;
3472                 int maxdes = 0;
3473                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3474                         if (tabular.isPartOfMultiColumn(r, c)
3475                                 || tabular.isPartOfMultiRow(r, c))
3476                                 // multicolumn or multirow cell, but not first one
3477                                 continue;
3478                         idx_type const cell = tabular.cellIndex(r, c);
3479                         Dimension dim;
3480                         MetricsInfo m = mi;
3481                         Length const p_width = tabular.getPWidth(cell);
3482                         if (!p_width.zero())
3483                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
3484                         tabular.cellInset(cell)->metrics(m, dim);
3485                         if (!p_width.zero())
3486                                 dim.wid = m.base.textwidth;
3487                         tabular.cellInfo(cell).width = dim.wid + 2 * WIDTH_OF_LINE
3488                                 + tabular.interColumnSpace(cell);
3489
3490                         // FIXME(?): do we need a second metrics call?
3491                         TextMetrics const & tm =
3492                                 mi.base.bv->textMetrics(tabular.cellInset(cell)->getText(0));
3493
3494                         // determine horizontal offset because of decimal align (if necessary)
3495                         int decimal_hoffset = 0;
3496                         int decimal_width = 0;
3497                         if (tabular.getAlignment(cell) == LYX_ALIGN_DECIMAL) {
3498                                 // make a copy which we will split in 2
3499                                 InsetTableCell head = InsetTableCell(*tabular.cellInset(cell).get());
3500                                 head.getText(0)->setMacrocontextPosition(
3501                                         tabular.cellInset(cell)->getText(0)->macrocontextPosition());
3502                                 head.setBuffer(tabular.buffer());
3503                                 // split in 2 and calculate width of each part
3504                                 bool hassep = false;
3505                                 InsetTableCell tail =
3506                                         splitCell(head, tabular.column_info[c].decimal_point, hassep);
3507                                 tail.getText(0)->setMacrocontextPosition(
3508                                         head.getText(0)->macrocontextPosition());
3509                                 tail.setBuffer(head.buffer());
3510                                 Dimension dim1;
3511                                 head.metrics(m, dim1);
3512                                 decimal_hoffset = dim1.width();
3513                                 if (hassep) {
3514                                         tail.metrics(m, dim1);
3515                                         decimal_width = dim1.width();
3516                                 }
3517                         }
3518                         tabular.cell_info[r][c].decimal_hoffset = decimal_hoffset;
3519                         tabular.cell_info[r][c].decimal_width = decimal_width;
3520
3521                         // with LYX_VALIGN_BOTTOM the descent is relative to the last par
3522                         // = descent of text in last par + TEXT_TO_INSET_OFFSET:
3523                         int const lastpardes = tm.last().second->descent()
3524                                 + TEXT_TO_INSET_OFFSET;
3525                         int offset = 0;
3526                         switch (tabular.getVAlignment(cell)) {
3527                                 case Tabular::LYX_VALIGN_TOP:
3528                                         break;
3529                                 case Tabular::LYX_VALIGN_MIDDLE:
3530                                         offset = -(dim.des - lastpardes)/2;
3531                                         break;
3532                                 case Tabular::LYX_VALIGN_BOTTOM:
3533                                         offset = -(dim.des - lastpardes);
3534                                         break;
3535                         }
3536                         tabular.cell_info[r][c].voffset = offset;
3537                         maxasc = max(maxasc, dim.asc - offset);
3538                         maxdes = max(maxdes, dim.des + offset);
3539                 }
3540                 int const top_space = tabular.row_info[r].top_space_default ?
3541                         default_line_space :
3542                         tabular.row_info[r].top_space.inPixels(mi.base.textwidth);
3543                 tabular.setRowAscent(r, maxasc + ADD_TO_HEIGHT + top_space);
3544                 int const bottom_space = tabular.row_info[r].bottom_space_default ?
3545                         default_line_space :
3546                         tabular.row_info[r].bottom_space.inPixels(mi.base.textwidth);
3547                 tabular.setRowDescent(r, maxdes + ADD_TO_HEIGHT + bottom_space);
3548         }
3549
3550         // for top-alignment the first horizontal table line must be exactly at
3551         // the position of the base line of the surrounding text line
3552         // for bottom alignment, the same is for the last table line
3553         switch (tabular.tabular_valignment) {
3554         case Tabular::LYX_VALIGN_BOTTOM:
3555                 offset_valign_ = tabular.rowAscent(0) - tabular.height();
3556                 break;
3557         case Tabular::LYX_VALIGN_MIDDLE:
3558                 offset_valign_ = (- tabular.height()) / 2 + tabular.rowAscent(0);
3559                 break;
3560         case Tabular::LYX_VALIGN_TOP:
3561                 offset_valign_ = tabular.rowAscent(0);
3562                 break;
3563         }
3564
3565         tabular.updateColumnWidths();
3566         dim.asc = tabular.rowAscent(0) - offset_valign_;
3567         dim.des = tabular.height() - dim.asc;
3568         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
3569 }
3570
3571
3572 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col)
3573         const
3574 {
3575         if (&cur.inset() == this && cur.selection()) {
3576                 if (cur.selIsMultiCell()) {
3577                         row_type rs, re;
3578                         col_type cs, ce;
3579                         getSelection(cur, rs, re, cs, ce);
3580
3581                         idx_type const cell = tabular.cellIndex(row, col);
3582                         col_type const cspan = tabular.columnSpan(cell);
3583                         row_type const rspan = tabular.rowSpan(cell);
3584                         if (col + cspan - 1 >= cs && col <= ce
3585                                 && row + rspan - 1 >= rs && row <= re)
3586                                 return true;
3587                 } else
3588                         if (col == tabular.cellColumn(cur.idx())
3589                                 && row == tabular.cellRow(cur.idx())) {
3590                         CursorSlice const & beg = cur.selBegin();
3591                         CursorSlice const & end = cur.selEnd();
3592
3593                         if ((end.lastpos() > 0 || end.lastpit() > 0)
3594                                   && end.pos() == end.lastpos() && beg.pos() == 0
3595                                   && end.pit() == end.lastpit() && beg.pit() == 0)
3596                                 return true;
3597                 }
3598         }
3599         return false;
3600 }
3601
3602
3603 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
3604 {
3605         x += scx_ + ADD_TO_TABULAR_WIDTH;
3606
3607         BufferView * bv = pi.base.bv;
3608         Cursor & cur = pi.base.bv->cursor();
3609         resetPos(cur);
3610
3611         // FIXME: As the full background is painted in drawBackground(),
3612         // we have no choice but to do a full repaint for the Text cells.
3613         pi.full_repaint = true;
3614
3615         bool const original_selection_state = pi.selected;
3616
3617         idx_type idx = 0;
3618         first_visible_cell = Tabular::npos;
3619
3620         int yy = y + offset_valign_;
3621         for (row_type r = 0; r < tabular.nrows(); ++r) {
3622                 int nx = x;
3623                 for (col_type c = 0; c < tabular.ncols(); ++c) {
3624                         if (tabular.isPartOfMultiColumn(r, c))
3625                                 continue;
3626
3627                         idx = tabular.cellIndex(r, c);
3628
3629                         if (tabular.isPartOfMultiRow(r, c)) {
3630                                 nx += tabular.cellWidth(idx);
3631                                 continue;
3632                         }
3633
3634                         if (first_visible_cell == Tabular::npos)
3635                                 first_visible_cell = idx;
3636
3637                         pi.selected |= isCellSelected(cur, r, c);
3638                         int const cx = nx + tabular.textHOffset(idx);
3639                         int const cy = yy + tabular.textVOffset(idx);
3640                         // Cache the Inset position.
3641                         bv->coordCache().insets().add(cell(idx).get(), cx, cy);
3642                         cell(idx)->draw(pi, cx, cy);
3643                         drawCellLines(pi, nx, yy, r, idx);
3644                         nx += tabular.cellWidth(idx);
3645                         pi.selected = original_selection_state;
3646                 }
3647
3648                 if (r + 1 < tabular.nrows())
3649                         yy += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3650                                 + tabular.interRowSpace(r + 1);
3651         }
3652 }
3653
3654
3655 void InsetTabular::drawBackground(PainterInfo & pi, int x, int y) const
3656 {
3657         x += scx_ + ADD_TO_TABULAR_WIDTH;
3658         y += offset_valign_ - tabular.rowAscent(0);
3659         pi.pain.fillRectangle(x, y, tabular.width(), tabular.height(),
3660                 pi.backgroundColor(this));
3661 }
3662
3663
3664 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3665 {
3666         Cursor & cur = pi.base.bv->cursor();
3667         resetPos(cur);
3668
3669         x += scx_ + ADD_TO_TABULAR_WIDTH;
3670
3671         if (!cur.selection())
3672                 return;
3673         if (&cur.inset() != this)
3674                 return;
3675
3676         //resetPos(cur);
3677
3678         bool const full_cell_selected = isCellSelected(cur,
3679                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
3680
3681         if (cur.selIsMultiCell() || full_cell_selected) {
3682                 for (row_type r = 0; r < tabular.nrows(); ++r) {
3683                         int xx = x;
3684                         for (col_type c = 0; c < tabular.ncols(); ++c) {
3685                                 if (tabular.isPartOfMultiColumn(r, c))
3686                                         continue;
3687
3688                                 idx_type const cell = tabular.cellIndex(r, c);
3689
3690                                 if (tabular.isPartOfMultiRow(r, c)) {
3691                                         xx += tabular.cellWidth(cell);
3692                                         continue;
3693                                 }
3694                                 int const w = tabular.cellWidth(cell);
3695                                 int const h = tabular.cellHeight(cell);
3696                                 int const yy = y - tabular.rowAscent(r) + offset_valign_;
3697                                 if (isCellSelected(cur, r, c))
3698                                         pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
3699                                 xx += w;
3700                         }
3701                         if (r + 1 < tabular.nrows())
3702                                 y += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
3703                                      + tabular.interRowSpace(r + 1);
3704                 }
3705
3706         }
3707         // FIXME: This code has no effect because InsetTableCell does not handle
3708         // drawSelection other than the trivial implementation in Inset.
3709         //else {
3710         //      x += cellXPos(cur.idx());
3711         //      x += tabular.textHOffset(cur.idx());
3712         //      cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3713         //}
3714 }
3715
3716
3717 void InsetTabular::drawCellLines(PainterInfo & pi, int x, int y,
3718                                  row_type row, idx_type cell) const
3719 {
3720         y -= tabular.rowAscent(row);
3721         int const w = tabular.cellWidth(cell);
3722         int const h = tabular.cellHeight(cell);
3723         Color const linecolor = pi.textColor(Color_tabularline);
3724         Color const gridcolor = pi.textColor(Color_tabularonoffline);
3725
3726         // Top
3727         bool drawline = tabular.topLine(cell)
3728                 || (row > 0 && tabular.bottomLine(tabular.cellAbove(cell)));
3729         pi.pain.line(x, y, x + w, y,
3730                 drawline ? linecolor : gridcolor,
3731                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3732
3733         // Bottom
3734         drawline = tabular.bottomLine(cell);
3735         pi.pain.line(x, y + h, x + w, y + h,
3736                 drawline ? linecolor : gridcolor,
3737                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3738
3739         // Left
3740         col_type const col = tabular.cellColumn(cell);
3741         drawline = tabular.leftLine(cell)
3742                 || (col > 0 && tabular.rightLine(tabular.cellIndex(row, col - 1)));
3743         pi.pain.line(x, y, x, y + h,
3744                 drawline ? linecolor : gridcolor,
3745                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3746
3747         // Right
3748         x -= tabular.interColumnSpace(cell);
3749         drawline = tabular.rightLine(cell)
3750                    || (col + 1 < tabular.ncols()
3751                        && tabular.leftLine(tabular.cellIndex(row, col + 1)));
3752         pi.pain.line(x + w, y, x + w, y + h,
3753                 drawline ? linecolor : gridcolor,
3754                 drawline ? Painter::line_solid : Painter::line_onoffdash);
3755 }
3756
3757
3758 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3759 {
3760         //lyxerr << "InsetTabular::edit: " << this << endl;
3761         cur.finishUndo();
3762         cur.setSelection(false);
3763         cur.push(*this);
3764         if (front) {
3765                 if (isRightToLeft(cur))
3766                         cur.idx() = tabular.getLastCellInRow(0);
3767                 else
3768                         cur.idx() = 0;
3769                 cur.pit() = 0;
3770                 cur.pos() = 0;
3771         } else {
3772                 if (isRightToLeft(cur))
3773                         cur.idx() = tabular.getFirstCellInRow(tabular.nrows() - 1);
3774                 else
3775                         cur.idx() = tabular.numberofcells - 1;
3776                 cur.pit() = 0;
3777                 cur.pos() = cur.lastpos(); // FIXME crude guess
3778         }
3779         cur.setCurrentFont();
3780         // FIXME: this accesses the position cache before it is initialized
3781         //resetPos(cur);
3782         //cur.bv().fitCursor();
3783 }
3784
3785
3786 void InsetTabular::updateBuffer(ParIterator const & it, UpdateType utype)
3787 {
3788         // In a longtable, tell captions what the current float is
3789         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
3790         string const saveflt = cnts.current_float();
3791         if (tabular.is_long_tabular)
3792                 cnts.current_float("table");
3793
3794         ParIterator it2 = it;
3795         it2.forwardPos();
3796         size_t const end = it2.nargs();
3797         for ( ; it2.idx() < end; it2.top().forwardIdx())
3798                 buffer().updateBuffer(it2, utype);
3799
3800         //reset afterwards
3801         if (tabular.is_long_tabular)
3802                 cnts.current_float(saveflt);
3803 }
3804
3805
3806 void InsetTabular::addToToc(DocIterator const & cpit) const
3807 {
3808         DocIterator dit = cpit;
3809         dit.forwardPos();
3810         size_t const end = dit.nargs();
3811         for ( ; dit.idx() < end; dit.top().forwardIdx())
3812                 cell(dit.idx())->addToToc(dit);
3813 }
3814
3815
3816 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3817 {
3818         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3819                              << "\n  cur:" << cur);
3820         CursorSlice sl = cur.top();
3821         Cursor & bvcur = cur.bv().cursor();
3822
3823         FuncCode const act = cmd.action();
3824
3825         switch (act) {
3826
3827         case LFUN_MOUSE_PRESS: {
3828                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3829                 // select row
3830                 if (cmd.x() < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3831                         || cmd.x() > xo(cur.bv()) + tabular.width()) {
3832                         row_type r = rowFromY(cur, cmd.y());
3833                         cur.idx() = tabular.getFirstCellInRow(r);
3834                         cur.pos() = 0;
3835                         cur.resetAnchor();
3836                         cur.idx() = tabular.getLastCellInRow(r);
3837                         cur.pos() = cur.lastpos();
3838                         cur.setSelection(true);
3839                         bvcur = cur;
3840                         rowselect_ = true;
3841                         break;
3842                 }
3843                 // select column
3844                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0) + offset_valign_;
3845                 if (cmd.y() < y0 + ADD_TO_TABULAR_WIDTH
3846                         || cmd.y() > y0 + tabular.height()) {
3847                         col_type c = columnFromX(cur, cmd.x());
3848                         cur.idx() = tabular.cellIndex(0, c);
3849                         cur.pos() = 0;
3850                         cur.resetAnchor();
3851                         cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
3852                         cur.pos() = cur.lastpos();
3853                         cur.setSelection(true);
3854                         bvcur = cur;
3855                         colselect_ = true;
3856                         break;
3857                 }
3858                 // do not reset cursor/selection if we have selected
3859                 // some cells (bug 2715).
3860                 if (cmd.button() == mouse_button::button3
3861                     && &bvcur.selBegin().inset() == this
3862                     && bvcur.selIsMultiCell())
3863                         ;
3864                 else
3865                         // Let InsetTableCell do it
3866                         cell(cur.idx())->dispatch(cur, cmd);
3867                 break;
3868         }
3869         case LFUN_MOUSE_MOTION:
3870                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3871                 if (cmd.button() == mouse_button::button1) {
3872                         // only accept motions to places not deeper nested than the real anchor
3873                         if (!bvcur.realAnchor().hasPart(cur)) {
3874                                 cur.undispatched();
3875                                 break;
3876                         }
3877                         // select (additional) row
3878                         if (rowselect_) {
3879                                 row_type r = rowFromY(cur, cmd.y());
3880                                 cur.idx() = tabular.getLastCellInRow(r);
3881                                 // we need to reset the cursor's pit and pos now, as the old ones
3882                                 // may no longer be valid.
3883                                 cur.pit() = 0;
3884                                 cur.pos() = 0;
3885                                 bvcur.setCursor(cur);
3886                                 bvcur.setSelection(true);
3887                                 break;
3888                         }
3889                         // select (additional) column
3890                         if (colselect_) {
3891                                 col_type c = columnFromX(cur, cmd.x());
3892                                 cur.idx() = tabular.cellIndex(tabular.nrows() - 1, c);
3893                                 // we need to reset the cursor's pit and pos now, as the old ones
3894                                 // may no longer be valid.
3895                                 cur.pit() = 0;
3896                                 cur.pos() = 0;
3897                                 bvcur.setCursor(cur);
3898                                 bvcur.setSelection(true);
3899                                 break;
3900                         }
3901                         // only update if selection changes
3902                         if (bvcur.idx() == cur.idx() &&
3903                                 !(bvcur.realAnchor().idx() == cur.idx() && bvcur.pos() != cur.pos()))
3904                                 cur.noScreenUpdate();
3905                         setCursorFromCoordinates(cur, cmd.x(), cmd.y());
3906                         bvcur.setCursor(cur);
3907                         bvcur.setSelection(true);
3908                         // if this is a multicell selection, we just set the cursor to
3909                         // the beginning of the cell's text.
3910                         if (bvcur.selIsMultiCell()) {
3911                                 bvcur.pit() = bvcur.lastpit();
3912                                 bvcur.pos() = bvcur.lastpos();
3913                         }
3914                 }
3915                 break;
3916
3917         case LFUN_MOUSE_RELEASE:
3918                 rowselect_ = false;
3919                 colselect_ = false;
3920                 break;
3921
3922         case LFUN_CELL_BACKWARD:
3923                 movePrevCell(cur);
3924                 cur.setSelection(false);
3925                 break;
3926
3927         case LFUN_CELL_FORWARD:
3928                 moveNextCell(cur);
3929                 cur.setSelection(false);
3930                 break;
3931
3932         case LFUN_CHAR_FORWARD_SELECT:
3933         case LFUN_CHAR_FORWARD:
3934         case LFUN_CHAR_BACKWARD_SELECT:
3935         case LFUN_CHAR_BACKWARD:
3936         case LFUN_CHAR_RIGHT_SELECT:
3937         case LFUN_CHAR_RIGHT:
3938         case LFUN_CHAR_LEFT_SELECT:
3939         case LFUN_CHAR_LEFT:
3940         case LFUN_WORD_FORWARD:
3941         case LFUN_WORD_FORWARD_SELECT:
3942         case LFUN_WORD_BACKWARD:
3943         case LFUN_WORD_BACKWARD_SELECT:
3944         case LFUN_WORD_RIGHT:
3945         case LFUN_WORD_RIGHT_SELECT:
3946         case LFUN_WORD_LEFT:
3947         case LFUN_WORD_LEFT_SELECT: {
3948                 // determine whether we move to next or previous cell, where to enter
3949                 // the new cell from, and which command to "finish" (i.e., exit the
3950                 // inset) with:
3951                 bool next_cell;
3952                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
3953                 FuncCode finish_lfun;
3954
3955                 if (act == LFUN_CHAR_FORWARD
3956                                 || act == LFUN_CHAR_FORWARD_SELECT
3957                                 || act == LFUN_WORD_FORWARD
3958                                 || act == LFUN_WORD_FORWARD_SELECT) {
3959                         next_cell = true;
3960                         finish_lfun = LFUN_FINISHED_FORWARD;
3961                 }
3962                 else if (act == LFUN_CHAR_BACKWARD
3963                                 || act == LFUN_CHAR_BACKWARD_SELECT
3964                                 || act == LFUN_WORD_BACKWARD
3965                                 || act == LFUN_WORD_BACKWARD_SELECT) {
3966                         next_cell = false;
3967                         finish_lfun = LFUN_FINISHED_BACKWARD;
3968                 }
3969                 // LEFT or RIGHT commands --- the interpretation will depend on the
3970                 // table's direction.
3971                 else {
3972                         bool const right = act == LFUN_CHAR_RIGHT
3973                                 || act == LFUN_CHAR_RIGHT_SELECT
3974                                 || act == LFUN_WORD_RIGHT
3975                                 || act == LFUN_WORD_RIGHT_SELECT;
3976                         next_cell = isRightToLeft(cur) != right;
3977
3978                         if (lyxrc.visual_cursor)
3979                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
3980
3981                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
3982                 }
3983
3984                 bool const select =     act == LFUN_CHAR_FORWARD_SELECT
3985                     || act == LFUN_CHAR_BACKWARD_SELECT
3986                     || act == LFUN_CHAR_RIGHT_SELECT
3987                     || act == LFUN_CHAR_LEFT_SELECT
3988                         || act == LFUN_WORD_FORWARD_SELECT
3989                         || act == LFUN_WORD_RIGHT_SELECT
3990                         || act == LFUN_WORD_BACKWARD_SELECT
3991                         || act == LFUN_WORD_LEFT_SELECT;
3992
3993                 // If we have a multicell selection or we're
3994                 // not doing some LFUN_*_SELECT thing anyway...
3995                 if (!cur.selIsMultiCell() || !select) {
3996                         col_type const c = tabular.cellColumn(cur.idx());
3997                         row_type const r = tabular.cellRow(cur.idx());
3998                         // Are we trying to select the whole cell and is the whole cell
3999                         // not yet selected?
4000                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
4001                                 ((next_cell && cur.pit() == cur.lastpit()
4002                                 && cur.pos() == cur.lastpos())
4003                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
4004
4005                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
4006
4007                         // ...try to dispatch to the cell's inset.
4008                         cell(cur.idx())->dispatch(cur, cmd);
4009
4010                         // When we already have a selection we want to select the whole cell
4011                         // before going to the next cell.
4012                         if (select_whole && !empty_cell){
4013                                 getText(cur.idx())->selectAll(cur);
4014                                 cur.dispatched();
4015                                 break;
4016                         }
4017
4018                         // FIXME: When we support the selection of an empty cell, remove
4019                         // the !empty_cell from this condition. For now we jump to the next
4020                         // cell if the current cell is empty.
4021                         if (cur.result().dispatched() && !empty_cell)
4022                                 break;
4023                 }
4024
4025                 // move to next/prev cell, as appropriate
4026                 // note that we will always do this if we're selecting and we have
4027                 // a multicell selection
4028                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
4029                         << " cell from: " << int(entry_from));
4030                 if (next_cell)
4031                         moveNextCell(cur, entry_from);
4032                 else
4033                         movePrevCell(cur, entry_from);
4034                 // if we're exiting the table, call the appropriate FINISHED lfun
4035                 if (sl == cur.top())
4036                         cmd = FuncRequest(finish_lfun);
4037                 else
4038                         cur.dispatched();
4039                 break;
4040
4041         }
4042
4043         case LFUN_DOWN_SELECT:
4044         case LFUN_DOWN:
4045                 if (!(cur.selection() && cur.selIsMultiCell()))
4046                         cell(cur.idx())->dispatch(cur, cmd);
4047
4048                 cur.dispatched(); // override the cell's decision
4049                 if (sl == cur.top()) {
4050                         // if our Text didn't do anything to the cursor
4051                         // then we try to put the cursor into the cell below
4052                         // setting also the right targetX.
4053                         cur.selHandle(act == LFUN_DOWN_SELECT);
4054                         if (tabular.cellRow(cur.idx()) != tabular.nrows() - 1) {
4055                                 cur.idx() = tabular.cellBelow(cur.idx());
4056                                 cur.pit() = 0;
4057                                 TextMetrics const & tm =
4058                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
4059                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
4060                                 cur.setCurrentFont();
4061                         }
4062                 }
4063                 if (sl == cur.top()) {
4064                         // we trick it to go to forward after leaving the
4065                         // tabular.
4066                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
4067                         cur.undispatched();
4068                 }
4069                 if (cur.selIsMultiCell()) {
4070                         cur.pit() = cur.lastpit();
4071                         cur.pos() = cur.lastpos();
4072                         cur.setCurrentFont();
4073                         return;
4074                 }
4075                 break;
4076
4077         case LFUN_UP_SELECT:
4078         case LFUN_UP:
4079                 if (!(cur.selection() && cur.selIsMultiCell()))
4080                         cell(cur.idx())->dispatch(cur, cmd);
4081                 cur.dispatched(); // override the cell's decision
4082                 if (sl == cur.top()) {
4083                         // if our Text didn't do anything to the cursor
4084                         // then we try to put the cursor into the cell above
4085                         // setting also the right targetX.
4086                         cur.selHandle(act == LFUN_UP_SELECT);
4087                         if (tabular.cellRow(cur.idx()) != 0) {
4088                                 cur.idx() = tabular.cellAbove(cur.idx());
4089                                 cur.pit() = cur.lastpit();
4090                                 Text const * text = cell(cur.idx())->getText(0);
4091                                 TextMetrics const & tm = cur.bv().textMetrics(text);
4092                                 ParagraphMetrics const & pm =
4093                                         tm.parMetrics(cur.lastpit());
4094                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
4095                                 cur.setCurrentFont();
4096                         }
4097                 }
4098                 if (sl == cur.top()) {
4099                         cmd = FuncRequest(LFUN_UP);
4100                         cur.undispatched();
4101                 }
4102                 if (cur.selIsMultiCell()) {
4103                         cur.pit() = 0;
4104                         cur.pos() = cur.lastpos();
4105                         cur.setCurrentFont();
4106                         return;
4107                 }
4108                 break;
4109
4110 //      case LFUN_SCREEN_DOWN: {
4111 //              //if (hasSelection())
4112 //              //      cur.selection() = false;
4113 //              col_type const col = tabular.cellColumn(cur.idx());
4114 //              int const t =   cur.bv().top_y() + cur.bv().height();
4115 //              if (t < yo() + tabular.getHeightOfTabular()) {
4116 //                      cur.bv().scrollDocView(t, true);
4117 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
4118 //              } else {
4119 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
4120 //              }
4121 //              cur.par() = 0;
4122 //              cur.pos() = 0;
4123 //              break;
4124 //      }
4125 //
4126 //      case LFUN_SCREEN_UP: {
4127 //              //if (hasSelection())
4128 //              //      cur.selection() = false;
4129 //              col_type const col = tabular.cellColumn(cur.idx());
4130 //              int const t =   cur.bv().top_y() + cur.bv().height();
4131 //              if (yo() < 0) {
4132 //                      cur.bv().scrollDocView(t, true);
4133 //                      if (yo() > 0)
4134 //                              cur.idx() = col;
4135 //                      else
4136 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
4137 //              } else {
4138 //                      cur.idx() = col;
4139 //              }
4140 //              cur.par() = cur.lastpar();
4141 //              cur.pos() = cur.lastpos();
4142 //              break;
4143 //      }
4144
4145         case LFUN_LAYOUT_TABULAR:
4146                 cur.bv().showDialog("tabular");
4147                 break;
4148
4149         case LFUN_INSET_MODIFY:
4150                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
4151                         cur.undispatched();
4152                 break;
4153
4154         // insert file functions
4155         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
4156         case LFUN_FILE_INSERT_PLAINTEXT:
4157                 // FIXME UNICODE
4158                 if (FileName::isAbsolute(to_utf8(cmd.argument()))) {
4159                         docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
4160                                 FileName(to_utf8(cmd.argument())));
4161                         if (tmpstr.empty())
4162                                 break;
4163                         cur.recordUndoInset(INSERT_UNDO);
4164                         if (insertPlaintextString(cur.bv(), tmpstr, false)) {
4165                                 // content has been replaced,
4166                                 // so cursor might be invalid
4167                                 cur.pos() = cur.lastpos();
4168                                 cur.pit() = cur.lastpit();
4169                                 bvcur.setCursor(cur);
4170                         } else
4171                                 cur.undispatched();
4172                 }
4173                 break;
4174
4175         case LFUN_CUT:
4176                 if (cur.selIsMultiCell()) {
4177                         if (copySelection(cur)) {
4178                                 cur.recordUndoInset(DELETE_UNDO);
4179                                 cutSelection(cur);
4180                         }
4181                 } else
4182                         cell(cur.idx())->dispatch(cur, cmd);
4183                 break;
4184
4185         case LFUN_SELF_INSERT:
4186                 if (cur.selIsMultiCell()) {
4187                         cur.recordUndoInset(DELETE_UNDO);
4188                         cutSelection(cur);
4189                 }
4190                 cell(cur.idx())->dispatch(cur, cmd);
4191                 break;
4192
4193         case LFUN_CHAR_DELETE_BACKWARD:
4194         case LFUN_CHAR_DELETE_FORWARD:
4195                 if (cur.selIsMultiCell()) {
4196                         cur.recordUndoInset(DELETE_UNDO);
4197                         cutSelection(cur);
4198                 } else
4199                         cell(cur.idx())->dispatch(cur, cmd);
4200                 break;
4201
4202         case LFUN_COPY:
4203                 if (!cur.selection())
4204                         break;
4205                 if (cur.selIsMultiCell()) {
4206                         cur.finishUndo();
4207                         copySelection(cur);
4208                 } else
4209                         cell(cur.idx())->dispatch(cur, cmd);
4210                 break;
4211
4212         case LFUN_CLIPBOARD_PASTE:
4213         case LFUN_PRIMARY_SELECTION_PASTE: {
4214                 docstring const clip = (act == LFUN_CLIPBOARD_PASTE) ?
4215                         theClipboard().getAsText() :
4216                         theSelection().get();
4217                 if (clip.empty())
4218                         break;
4219                 // pass to InsertPlaintextString, but
4220                 // only if we have multi-cell content
4221                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
4222                         cur.recordUndoInset(INSERT_UNDO);
4223                         if (insertPlaintextString(cur.bv(), clip, false)) {
4224                                 // content has been replaced,
4225                                 // so cursor might be invalid
4226                                 cur.pos() = cur.lastpos();
4227                                 cur.pit() = cur.lastpit();
4228                                 bvcur.setCursor(cur);
4229                                 break;
4230                         }
4231                 }
4232                 // Let the cell handle normal text
4233                 cell(cur.idx())->dispatch(cur, cmd);
4234                 break;
4235         }
4236
4237         case LFUN_PASTE:
4238                 if (!tabularStackDirty()) {
4239                         if (!cur.selIsMultiCell())
4240                                 cell(cur.idx())->dispatch(cur, cmd);
4241                         break;
4242                 }
4243                 if (theClipboard().isInternal()) {
4244                         cur.recordUndoInset(INSERT_UNDO);
4245                         pasteClipboard(cur);
4246                 }
4247                 break;
4248
4249         case LFUN_FONT_EMPH:
4250         case LFUN_FONT_BOLD:
4251         case LFUN_FONT_BOLDSYMBOL:
4252         case LFUN_FONT_ROMAN:
4253         case LFUN_FONT_NOUN:
4254         case LFUN_FONT_ITAL:
4255         case LFUN_FONT_FRAK:
4256         case LFUN_FONT_TYPEWRITER:
4257         case LFUN_FONT_SANS:
4258         case LFUN_TEXTSTYLE_APPLY:
4259         case LFUN_TEXTSTYLE_UPDATE:
4260         case LFUN_FONT_SIZE:
4261         case LFUN_FONT_UNDERLINE:
4262         case LFUN_FONT_STRIKEOUT:
4263         case LFUN_FONT_UULINE:
4264         case LFUN_FONT_UWAVE:
4265         case LFUN_LANGUAGE:
4266         case LFUN_WORD_CAPITALIZE:
4267         case LFUN_WORD_UPCASE:
4268         case LFUN_WORD_LOWCASE:
4269         case LFUN_CHARS_TRANSPOSE:
4270                 if (cur.selIsMultiCell()) {
4271                         row_type rs, re;
4272                         col_type cs, ce;
4273                         getSelection(cur, rs, re, cs, ce);
4274                         Cursor tmpcur = cur;
4275                         for (row_type r = rs; r <= re; ++r) {
4276                                 for (col_type c = cs; c <= ce; ++c) {
4277                                         // cursor follows cell:
4278                                         tmpcur.idx() = tabular.cellIndex(r, c);
4279                                         // select this cell only:
4280                                         tmpcur.pit() = 0;
4281                                         tmpcur.pos() = 0;
4282                                         tmpcur.resetAnchor();
4283                                         tmpcur.pit() = tmpcur.lastpit();
4284                                         tmpcur.pos() = tmpcur.top().lastpos();
4285                                         tmpcur.setCursor(tmpcur);
4286                                         tmpcur.setSelection();
4287                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
4288                                 }
4289                         }
4290                         break;
4291                 } else {
4292                         cell(cur.idx())->dispatch(cur, cmd);
4293                         break;
4294                 }
4295
4296         case LFUN_INSET_SETTINGS:
4297                 // relay this lfun to Inset, not to the cell.
4298                 Inset::doDispatch(cur, cmd);
4299                 break;
4300
4301         default:
4302                 // we try to handle this event in the insets dispatch function.
4303                 cell(cur.idx())->dispatch(cur, cmd);
4304                 break;
4305         }
4306 }
4307
4308
4309 // function sets an object as defined in func_status.h:
4310 // states OK, Unknown, Disabled, On, Off.
4311 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
4312         FuncStatus & status) const
4313 {
4314         switch (cmd.action()) {
4315         case LFUN_INSET_MODIFY: {
4316                 if (&cur.inset() != this || cmd.getArg(0) != "tabular")
4317                         break;
4318
4319                 string const s = cmd.getArg(1);
4320                 // FIXME: We only check for the very first argument...
4321                 int action = Tabular::LAST_ACTION;
4322                 int i = 0;
4323                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4324                         if (tabularFeature[i].feature == s) {
4325                                 action = tabularFeature[i].action;
4326                                 break;
4327                         }
4328                 }
4329                 if (action == Tabular::LAST_ACTION) {
4330                         status.clear();
4331                         status.setUnknown(true);
4332                         return true;
4333                 }
4334
4335                 string const argument = cmd.getLongArg(2);
4336
4337                 row_type sel_row_start = 0;
4338                 row_type sel_row_end = 0;
4339                 col_type sel_col_start = 0;
4340                 col_type sel_col_end = 0;
4341                 Tabular::ltType dummyltt;
4342                 bool flag = true;
4343
4344                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4345
4346                 switch (action) {
4347                 case Tabular::SET_PWIDTH:
4348                 case Tabular::SET_MPWIDTH:
4349                 case Tabular::SET_SPECIAL_COLUMN:
4350                 case Tabular::SET_SPECIAL_MULTICOLUMN:
4351                 case Tabular::APPEND_ROW:
4352                 case Tabular::APPEND_COLUMN:
4353                 case Tabular::DELETE_ROW:
4354                 case Tabular::DELETE_COLUMN:
4355                 case Tabular::COPY_ROW:
4356                 case Tabular::COPY_COLUMN:
4357                 case Tabular::SET_TOP_SPACE:
4358                 case Tabular::SET_BOTTOM_SPACE:
4359                 case Tabular::SET_INTERLINE_SPACE:
4360                         status.clear();
4361                         return true;
4362
4363                 case Tabular::SET_DECIMAL_POINT:
4364                         status.setEnabled(
4365                                 tabular.getAlignment(cur.idx()) == LYX_ALIGN_DECIMAL);
4366                         break;
4367
4368                 case Tabular::SET_MULTICOLUMN:
4369                 case Tabular::UNSET_MULTICOLUMN:
4370                 case Tabular::MULTICOLUMN:
4371                         // If a row is set as longtable caption, it must not be allowed
4372                         // to unset that this row is a multicolumn.
4373                         status.setEnabled(sel_row_start == sel_row_end
4374                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4375                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
4376                         break;
4377
4378                 case Tabular::SET_MULTIROW:
4379                 case Tabular::UNSET_MULTIROW:
4380                 case Tabular::MULTIROW:
4381                         // If a row is set as longtable caption, it must not be allowed
4382                         // to unset that this row is a multirow.
4383                         status.setEnabled(sel_col_start == sel_col_end
4384                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
4385                         status.setOnOff(tabular.isMultiRow(cur.idx()));
4386                         break;
4387
4388                 case Tabular::SET_ALL_LINES:
4389                 case Tabular::UNSET_ALL_LINES:
4390                 case Tabular::SET_BORDER_LINES:
4391                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4392                         break;
4393
4394                 case Tabular::SET_LINE_TOP:
4395                 case Tabular::SET_LINE_BOTTOM:
4396                 case Tabular::SET_LINE_LEFT:
4397                 case Tabular::SET_LINE_RIGHT:
4398                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4399                         break;
4400
4401                 case Tabular::TOGGLE_LINE_TOP:
4402                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4403                         status.setOnOff(tabular.topLine(cur.idx()));
4404                         break;
4405
4406                 case Tabular::TOGGLE_LINE_BOTTOM:
4407                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4408                         status.setOnOff(tabular.bottomLine(cur.idx()));
4409                         break;
4410
4411                 case Tabular::TOGGLE_LINE_LEFT:
4412                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4413                         status.setOnOff(tabular.leftLine(cur.idx()));
4414                         break;
4415
4416                 case Tabular::TOGGLE_LINE_RIGHT:
4417                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
4418                         status.setOnOff(tabular.rightLine(cur.idx()));
4419                         break;
4420
4421                 // multirow cells only inherit the alignment of the column if the column has
4422                 // no width, otherwise they are left-aligned
4423                 // therefore allow always left but right and center only if there is no width
4424                 case Tabular::M_ALIGN_LEFT:
4425                         flag = false;
4426                 case Tabular::ALIGN_LEFT:
4427                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
4428                         break;
4429
4430                 case Tabular::M_ALIGN_RIGHT:
4431                         flag = false;
4432                 case Tabular::ALIGN_RIGHT:
4433                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
4434                                 && !tabular.getPWidth(cur.idx()).zero()));
4435                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
4436                         break;
4437
4438                 case Tabular::M_ALIGN_CENTER:
4439                         flag = false;
4440                 case Tabular::ALIGN_CENTER:
4441                         status.setEnabled(!(tabular.isMultiRow(cur.idx())
4442                                 && !tabular.getPWidth(cur.idx()).zero()));
4443                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
4444                         break;
4445
4446                 case Tabular::ALIGN_BLOCK:
4447                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4448                                 && !tabular.isMultiRow(cur.idx()));
4449                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
4450                         break;
4451
4452                 case Tabular::ALIGN_DECIMAL:
4453                         status.setEnabled(!tabular.isMultiRow(cur.idx())
4454                                 && !tabular.isMultiColumn(cur.idx()));
4455                         status.setOnOff(tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_DECIMAL);
4456                         break;
4457
4458                 case Tabular::M_VALIGN_TOP:
4459                         flag = false;
4460                 case Tabular::VALIGN_TOP:
4461                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4462                                 && !tabular.isMultiRow(cur.idx()));
4463                         status.setOnOff(
4464                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
4465                         break;
4466
4467                 case Tabular::M_VALIGN_BOTTOM:
4468                         flag = false;
4469                 case Tabular::VALIGN_BOTTOM:
4470                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4471                                 && !tabular.isMultiRow(cur.idx()));
4472                         status.setOnOff(
4473                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
4474                         break;
4475
4476                 case Tabular::M_VALIGN_MIDDLE:
4477                         flag = false;
4478                 case Tabular::VALIGN_MIDDLE:
4479                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero()
4480                                 && !tabular.isMultiRow(cur.idx()));
4481                         status.setOnOff(
4482                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
4483                         break;
4484
4485                 case Tabular::SET_LONGTABULAR:
4486                         // setting as longtable is not allowed when table is inside a float
4487                         if (cur.innerInsetOfType(FLOAT_CODE) != 0
4488                                 || cur.innerInsetOfType(WRAP_CODE) != 0)
4489                                 status.setEnabled(false);
4490                         else
4491                                 status.setEnabled(true);
4492                         status.setOnOff(tabular.is_long_tabular);
4493                         break;
4494
4495                 case Tabular::UNSET_LONGTABULAR:
4496                         status.setOnOff(!tabular.is_long_tabular);
4497                         break;
4498
4499                 case Tabular::TOGGLE_ROTATE_TABULAR:
4500                 case Tabular::SET_ROTATE_TABULAR:
4501                         status.setOnOff(tabular.rotate);
4502                         break;
4503
4504                 case Tabular::TABULAR_VALIGN_TOP:
4505                         status.setOnOff(tabular.tabular_valignment
4506                                 == Tabular::LYX_VALIGN_TOP);
4507                         break;
4508                 case Tabular::TABULAR_VALIGN_MIDDLE:
4509                         status.setOnOff(tabular.tabular_valignment
4510                                 == Tabular::LYX_VALIGN_MIDDLE);
4511                         break;
4512                 case Tabular::TABULAR_VALIGN_BOTTOM:
4513                         status.setOnOff(tabular.tabular_valignment
4514                                 == Tabular::LYX_VALIGN_BOTTOM);
4515                         break;
4516
4517                 case Tabular::LONGTABULAR_ALIGN_LEFT:
4518                         status.setOnOff(tabular.longtabular_alignment
4519                                 == Tabular::LYX_LONGTABULAR_ALIGN_LEFT);
4520                         break;
4521                 case Tabular::LONGTABULAR_ALIGN_CENTER:
4522                         status.setOnOff(tabular.longtabular_alignment
4523                                 == Tabular::LYX_LONGTABULAR_ALIGN_CENTER);
4524                         break;
4525                 case Tabular::LONGTABULAR_ALIGN_RIGHT:
4526                         status.setOnOff(tabular.longtabular_alignment
4527                                 == Tabular::LYX_LONGTABULAR_ALIGN_RIGHT);
4528                         break;
4529
4530                 case Tabular::UNSET_ROTATE_TABULAR:
4531                         status.setOnOff(!tabular.rotate);
4532                         break;
4533
4534                 case Tabular::TOGGLE_ROTATE_CELL:
4535                 case Tabular::SET_ROTATE_CELL:
4536                         status.setOnOff(!oneCellHasRotationState(false,
4537                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4538                         break;
4539
4540                 case Tabular::UNSET_ROTATE_CELL:
4541                         status.setOnOff(!oneCellHasRotationState(true,
4542                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
4543                         break;
4544
4545                 case Tabular::SET_USEBOX:
4546                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
4547                         break;
4548
4549                 // every row can only be one thing:
4550                 // either a footer or header or caption
4551                 case Tabular::SET_LTFIRSTHEAD:
4552                         status.setEnabled(sel_row_start == sel_row_end
4553                                 && !tabular.ltCaption(sel_row_start));
4554                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4555                         break;
4556
4557                 case Tabular::UNSET_LTFIRSTHEAD:
4558                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
4559                         break;
4560
4561                 case Tabular::SET_LTHEAD:
4562                         status.setEnabled(sel_row_start == sel_row_end
4563                                 && !tabular.ltCaption(sel_row_start));
4564                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
4565                         break;
4566
4567                 case Tabular::UNSET_LTHEAD:
4568                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
4569                         break;
4570
4571                 case Tabular::SET_LTFOOT:
4572                         status.setEnabled(sel_row_start == sel_row_end
4573                                 && !tabular.ltCaption(sel_row_start));
4574                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4575                         break;
4576
4577                 case Tabular::UNSET_LTFOOT:
4578                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
4579                         break;
4580
4581                 case Tabular::SET_LTLASTFOOT:
4582                         status.setEnabled(sel_row_start == sel_row_end
4583                                 && !tabular.ltCaption(sel_row_start));
4584                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4585                         break;
4586
4587                 case Tabular::UNSET_LTLASTFOOT:
4588                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
4589                         break;
4590
4591                 case Tabular::SET_LTNEWPAGE:
4592                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
4593                         break;
4594
4595                 // only one row can be the caption
4596                 // and a multirow cannot be set as caption
4597                 case Tabular::SET_LTCAPTION:
4598                 case Tabular::UNSET_LTCAPTION:
4599                 case Tabular::TOGGLE_LTCAPTION:
4600                         status.setEnabled(sel_row_start == sel_row_end
4601                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
4602                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
4603                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
4604                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
4605                                 && (!tabular.haveLTCaption()
4606                                         || tabular.ltCaption(sel_row_start))
4607                                 && !tabular.isMultiRow(sel_row_start));
4608                         status.setOnOff(tabular.ltCaption(sel_row_start));
4609                         break;
4610
4611                 case Tabular::SET_BOOKTABS:
4612                         status.setOnOff(tabular.use_booktabs);
4613                         break;
4614
4615                 case Tabular::UNSET_BOOKTABS:
4616                         status.setOnOff(!tabular.use_booktabs);
4617                         break;
4618
4619                 default:
4620                         status.clear();
4621                         status.setEnabled(false);
4622                         break;
4623                 }
4624                 return true;
4625         }
4626
4627         // These are only enabled inside tabular
4628         case LFUN_CELL_BACKWARD:
4629         case LFUN_CELL_FORWARD:
4630                 status.setEnabled(true);
4631                 return true;
4632
4633         // disable these with multiple cells selected
4634         case LFUN_INSET_INSERT:
4635         case LFUN_TABULAR_INSERT:
4636         case LFUN_FLEX_INSERT:
4637         case LFUN_FLOAT_INSERT:
4638         case LFUN_FLOAT_WIDE_INSERT:
4639         case LFUN_FOOTNOTE_INSERT:
4640         case LFUN_MARGINALNOTE_INSERT:
4641         case LFUN_MATH_INSERT:
4642         case LFUN_MATH_MODE:
4643         case LFUN_MATH_MUTATE:
4644         case LFUN_MATH_DISPLAY:
4645         case LFUN_NOTE_INSERT:
4646         case LFUN_ARGUMENT_INSERT:
4647         case LFUN_BOX_INSERT:
4648         case LFUN_BRANCH_INSERT:
4649         case LFUN_PHANTOM_INSERT:
4650         case LFUN_WRAP_INSERT:
4651         case LFUN_PREVIEW_INSERT:
4652         case LFUN_ERT_INSERT: {
4653                 if (cur.selIsMultiCell()) {
4654                         status.setEnabled(false);
4655                         return true;
4656                 } else
4657                         return cell(cur.idx())->getStatus(cur, cmd, status);
4658         }
4659
4660         // disable in non-fixed-width cells
4661         case LFUN_NEWLINE_INSERT:
4662         case LFUN_BREAK_PARAGRAPH: {
4663                 if (tabular.getPWidth(cur.idx()).zero()) {
4664                         status.setEnabled(false);
4665                         return true;
4666                 } else
4667                         return cell(cur.idx())->getStatus(cur, cmd, status);
4668         }
4669
4670         case LFUN_NEWPAGE_INSERT:
4671                 status.setEnabled(false);
4672                 return true;
4673
4674         case LFUN_PASTE:
4675                 if (tabularStackDirty() && theClipboard().isInternal()) {
4676                         if (cur.selIsMultiCell()) {
4677                                 row_type rs, re;
4678                                 col_type cs, ce;
4679                                 getSelection(cur, rs, re, cs, ce);
4680                                 if (paste_tabular && paste_tabular->ncols() == ce - cs + 1
4681                                           && paste_tabular->nrows() == re - rs + 1)
4682                                         status.setEnabled(true);
4683                                 else {
4684                                         status.setEnabled(false);
4685                                         status.message(_("Selection size should match clipboard content."));
4686                                 }
4687                         } else
4688                                 status.setEnabled(true);
4689                         return true;
4690                 }
4691                 return cell(cur.idx())->getStatus(cur, cmd, status);
4692
4693         case LFUN_INSET_SETTINGS:
4694                 // relay this lfun to Inset, not to the cell.
4695                 return Inset::getStatus(cur, cmd, status);
4696
4697         default:
4698                 // we try to handle this event in the insets dispatch function.
4699                 return cell(cur.idx())->getStatus(cur, cmd, status);
4700         }
4701         return false;
4702 }
4703
4704
4705 Inset::DisplayType InsetTabular::display() const
4706 {
4707                 if (tabular.is_long_tabular) {
4708                         switch (tabular.longtabular_alignment) {
4709                         case Tabular::LYX_LONGTABULAR_ALIGN_LEFT:
4710                                 return AlignLeft;
4711                         case Tabular::LYX_LONGTABULAR_ALIGN_CENTER:
4712                                 return AlignCenter;
4713                         case Tabular::LYX_LONGTABULAR_ALIGN_RIGHT:
4714                                 return AlignRight;
4715                         default:
4716                                 return AlignCenter;
4717                         }
4718                 } else
4719                         return Inline;
4720 }
4721
4722
4723 int InsetTabular::latex(otexstream & os, OutputParams const & runparams) const
4724 {
4725         return tabular.latex(os, runparams);
4726 }
4727
4728
4729 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
4730 {
4731         os << '\n'; // output table on a new line
4732         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
4733         tabular.plaintext(os, runparams, dp, false, 0);
4734         return PLAINTEXT_NEWLINE;
4735 }
4736
4737
4738 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
4739 {
4740         int ret = 0;
4741         Inset * master = 0;
4742
4743         // FIXME: Why not pass a proper DocIterator here?
4744 #if 0
4745         // if the table is inside a float it doesn't need the informaltable
4746         // wrapper. Search for it.
4747         for (master = owner(); master; master = master->owner())
4748                 if (master->lyxCode() == FLOAT_CODE)
4749                         break;
4750 #endif
4751
4752         if (!master) {
4753                 os << "<informaltable>";
4754                 ++ret;
4755         }
4756         ret += tabular.docbook(os, runparams);
4757         if (!master) {
4758                 os << "</informaltable>";
4759                 ++ret;
4760         }
4761         return ret;
4762 }
4763
4764
4765 docstring InsetTabular::xhtml(XHTMLStream & xs, OutputParams const & rp) const
4766 {
4767         return tabular.xhtml(xs, rp);
4768 }
4769
4770
4771 void InsetTabular::validate(LaTeXFeatures & features) const
4772 {
4773         tabular.validate(features);
4774         // FIXME XHTML
4775         // It'd be better to be able to get this from an InsetLayout, but at present
4776         // InsetLayouts do not seem really to work for things that aren't InsetTexts.
4777         if (features.runparams().flavor == OutputParams::HTML)
4778                 features.addPreambleSnippet("<style type=\"text/css\">\n"
4779       "table { border: 1px solid black; display: inline-block; }\n"
4780       "td { border: 1px solid black; padding: 0.5ex; }\n"
4781       "</style>");
4782 }
4783
4784
4785 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
4786 {
4787         return tabular.cellInset(idx);
4788 }
4789
4790
4791 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
4792 {
4793         return tabular.cellInset(idx);
4794 }
4795
4796
4797 void InsetTabular::cursorPos(BufferView const & bv,
4798                 CursorSlice const & sl, bool boundary, int & x, int & y) const
4799 {
4800         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
4801
4802         // y offset     correction
4803         y += cellYPos(sl.idx());
4804         y += tabular.textVOffset(sl.idx());
4805         y += offset_valign_;
4806
4807         // x offset correction
4808         x += cellXPos(sl.idx());
4809         x += tabular.textHOffset(sl.idx());
4810         x += ADD_TO_TABULAR_WIDTH;
4811         x += scx_;
4812 }
4813
4814
4815 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
4816 {
4817         int xx = 0;
4818         int yy = 0;
4819         Inset const & inset = *tabular.cellInset(cell);
4820         Point o = bv.coordCache().getInsets().xy(&inset);
4821         int const xbeg = o.x_ - tabular.textHOffset(cell);
4822         int const xend = xbeg + tabular.cellWidth(cell);
4823         row_type const row = tabular.cellRow(cell);
4824         int const ybeg = o.y_ - tabular.rowAscent(row)
4825                 - tabular.interRowSpace(row);
4826         int const yend = ybeg + tabular.cellHeight(cell);
4827
4828         if (x < xbeg)
4829                 xx = xbeg - x;
4830         else if (x > xend)
4831                 xx = x - xend;
4832
4833         if (y < ybeg)
4834                 yy = ybeg - y;
4835         else if (y > yend)
4836                 yy = y - yend;
4837
4838         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
4839         //       << " ybeg=" << ybeg << " yend=" << yend
4840         //       << " xx=" << xx << " yy=" << yy
4841         //       << " dist=" << xx + yy << endl;
4842         return xx + yy;
4843 }
4844
4845
4846 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
4847 {
4848         //lyxerr << "InsetTabular::editXY: " << this << endl;
4849         cur.setSelection(false);
4850         cur.push(*this);
4851         cur.idx() = getNearestCell(cur.bv(), x, y);
4852         resetPos(cur);
4853         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
4854 }
4855
4856
4857 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
4858 {
4859         cur.idx() = getNearestCell(cur.bv(), x, y);
4860         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
4861 }
4862
4863
4864 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
4865 {
4866         idx_type idx_min = 0;
4867         int dist_min = numeric_limits<int>::max();
4868         for (idx_type i = 0, n = nargs(); i != n; ++i) {
4869                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
4870                         int const d = dist(bv, i, x, y);
4871                         if (d < dist_min) {
4872                                 dist_min = d;
4873                                 idx_min = i;
4874                         }
4875                 }
4876         }
4877         return idx_min;
4878 }
4879
4880
4881 int InsetTabular::cellYPos(idx_type const cell) const
4882 {
4883         row_type row = tabular.cellRow(cell);
4884         int ly = 0;
4885         for (row_type r = 0; r < row; ++r)
4886                 ly += tabular.rowDescent(r) + tabular.rowAscent(r + 1)
4887                         + tabular.interRowSpace(r + 1);
4888         return ly;
4889 }
4890
4891
4892 int InsetTabular::cellXPos(idx_type const cell) const
4893 {
4894         col_type col = tabular.cellColumn(cell);
4895         int lx = 0;
4896         for (col_type c = 0; c < col; ++c)
4897                 lx += tabular.column_info[c].width;
4898         return lx;
4899 }
4900
4901
4902 void InsetTabular::resetPos(Cursor & cur) const
4903 {
4904         BufferView & bv = cur.bv();
4905         int const maxwidth = bv.workWidth();
4906
4907         int const scx_old = scx_;
4908         int const i = cur.find(this);
4909         if (i == -1) {
4910                 scx_ = 0;
4911         } else {
4912                 int const X1 = 0;
4913                 int const X2 = maxwidth;
4914                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
4915                 int const x1 = xo(cur.bv()) + cellXPos(cur[i].idx()) + offset;
4916                 int const x2 = x1 + tabular.cellWidth(cur[i].idx());
4917
4918                 if (x1 < X1)
4919                         scx_ = X1 + 20 - x1;
4920                 else if (x2 > X2)
4921                         scx_ = X2 - 20 - x2;
4922                 else
4923                         scx_ = 0;
4924         }
4925
4926         // only update if offset changed
4927         if (scx_ != scx_old)
4928                 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
4929 }
4930
4931
4932 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
4933 {
4934         row_type const row = tabular.cellRow(cur.idx());
4935         col_type const col = tabular.cellColumn(cur.idx());
4936
4937         if (isRightToLeft(cur)) {
4938                 if (tabular.cellColumn(cur.idx()) == 0) {
4939                         if (row == tabular.nrows() - 1)
4940                                 return;
4941                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
4942                 } else {
4943                         if (cur.idx() == 0)
4944                                 return;
4945                         if (col == 0)
4946                                 cur.idx() = tabular.getLastCellInRow(row - 1);
4947                         else
4948                                 cur.idx() = tabular.cellIndex(row, col - 1);
4949                 }
4950         } else {
4951                 if (tabular.isLastCell(cur.idx()))
4952                         return;
4953                 if (cur.idx() == tabular.getLastCellInRow(row))
4954                         cur.idx() = tabular.cellIndex(row + 1, 0);
4955                 else {
4956                         col_type const colnextcell = col + tabular.columnSpan(cur.idx());
4957                         cur.idx() = tabular.cellIndex(row, colnextcell);
4958                 }
4959         }
4960
4961         cur.boundary(false);
4962
4963         if (cur.selIsMultiCell()) {
4964                 cur.pit() = cur.lastpit();
4965                 cur.pos() = cur.lastpos();
4966                 resetPos(cur);
4967                 return;
4968         }
4969
4970         cur.pit() = 0;
4971         cur.pos() = 0;
4972
4973         // in visual mode, place cursor at extreme left or right
4974
4975         switch(entry_from) {
4976
4977         case ENTRY_DIRECTION_RIGHT:
4978                 cur.posVisToRowExtremity(false /* !left */);
4979                 break;
4980         case ENTRY_DIRECTION_LEFT:
4981                 cur.posVisToRowExtremity(true /* left */);
4982                 break;
4983         case ENTRY_DIRECTION_IGNORE:
4984                 // nothing to do in this case
4985                 break;
4986
4987         }
4988         cur.setCurrentFont();
4989         resetPos(cur);
4990 }
4991
4992
4993 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
4994 {
4995         row_type const row = tabular.cellRow(cur.idx());
4996         col_type const col = tabular.cellColumn(cur.idx());
4997
4998         if (isRightToLeft(cur)) {
4999                 if (cur.idx() == tabular.getLastCellInRow(row)) {
5000                         if (row == 0)
5001                                 return;
5002                         cur.idx() = tabular.getFirstCellInRow(row);
5003                         cur.idx() = tabular.cellAbove(cur.idx());
5004                 } else {
5005                         if (tabular.isLastCell(cur.idx()))
5006                                 return;
5007                         if (cur.idx() == tabular.getLastCellInRow(row))
5008                                 cur.idx() = tabular.cellIndex(row + 1, 0);
5009                         else
5010                                 cur.idx() = tabular.cellIndex(row, col + 1);
5011                 }
5012         } else {
5013                 if (cur.idx() == 0) // first cell
5014                         return;
5015                 if (col == 0)
5016                         cur.idx() = tabular.getLastCellInRow(row - 1);
5017                 else
5018                         cur.idx() = tabular.cellIndex(row, col - 1);
5019         }
5020
5021         if (cur.selIsMultiCell()) {
5022                 cur.pit() = cur.lastpit();
5023                 cur.pos() = cur.lastpos();
5024                 resetPos(cur);
5025                 return;
5026         }
5027
5028         cur.pit() = cur.lastpit();
5029         cur.pos() = cur.lastpos();
5030
5031         // in visual mode, place cursor at extreme left or right
5032
5033         switch(entry_from) {
5034
5035         case ENTRY_DIRECTION_RIGHT:
5036                 cur.posVisToRowExtremity(false /* !left */);
5037                 break;
5038         case ENTRY_DIRECTION_LEFT:
5039                 cur.posVisToRowExtremity(true /* left */);
5040                 break;
5041         case ENTRY_DIRECTION_IGNORE:
5042                 // nothing to do in this case
5043                 break;
5044
5045         }
5046         cur.setCurrentFont();
5047         resetPos(cur);
5048 }
5049
5050
5051 bool InsetTabular::tabularFeatures(Cursor & cur, string const & argument)
5052 {
5053         istringstream is(argument);
5054         string s;
5055         is >> s;
5056         if (insetCode(s) != TABULAR_CODE)
5057                 return false;
5058
5059         // Safe guard.
5060         size_t safe_guard = 0;
5061         for (;;) {
5062                 if (is.eof())
5063                         break;
5064                 safe_guard++;
5065                 if (safe_guard > 1000) {
5066                         LYXERR0("parameter max count reached!");
5067                         break;
5068                 }
5069                 is >> s;
5070                 Tabular::Feature action = Tabular::LAST_ACTION;
5071
5072                 size_t i = 0;
5073                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
5074                         if (s != tabularFeature[i].feature)
5075                                 continue;
5076
5077                         action = tabularFeature[i].action;
5078                         break;
5079                 }
5080                 if (action == Tabular::LAST_ACTION) {
5081                         LYXERR0("Feature not found " << s);
5082                         continue;
5083                 }
5084                 string val;
5085                 if (tabularFeature[i].need_value)
5086                         is >> val;
5087                 LYXERR(Debug::DEBUG, "Feature: " << s << "\t\tvalue: " << val);
5088                 tabularFeatures(cur, action, val);
5089         }
5090         return true;
5091 }
5092
5093
5094 static void checkLongtableSpecial(Tabular::ltType & ltt,
5095                           string const & special, bool & flag)
5096 {
5097         if (special == "dl_above") {
5098                 ltt.topDL = flag;
5099                 ltt.set = false;
5100         } else if (special == "dl_below") {
5101                 ltt.bottomDL = flag;
5102                 ltt.set = false;
5103         } else if (special == "empty") {
5104                 ltt.empty = flag;
5105                 ltt.set = false;
5106         } else if (flag) {
5107                 ltt.empty = false;
5108                 ltt.set = true;
5109         }
5110 }
5111
5112
5113 bool InsetTabular::oneCellHasRotationState(bool rotated,
5114                 row_type row_start, row_type row_end,
5115                 col_type col_start, col_type col_end) const
5116 {
5117         for (row_type r = row_start; r <= row_end; ++r)
5118                 for (col_type c = col_start; c <= col_end; ++c)
5119                         if (tabular.getRotateCell(tabular.cellIndex(r, c)) == rotated)
5120                                 return true;
5121
5122         return false;
5123 }
5124
5125 void InsetTabular::tabularFeatures(Cursor & cur,
5126         Tabular::Feature feature, string const & value)
5127 {
5128         col_type sel_col_start;
5129         col_type sel_col_end;
5130         row_type sel_row_start;
5131         row_type sel_row_end;
5132         bool setLines = false;
5133         LyXAlignment setAlign = LYX_ALIGN_LEFT;
5134         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
5135
5136         switch (feature) {
5137
5138         case Tabular::M_ALIGN_LEFT:
5139         case Tabular::ALIGN_LEFT:
5140                 setAlign = LYX_ALIGN_LEFT;
5141                 break;
5142
5143         case Tabular::M_ALIGN_RIGHT:
5144         case Tabular::ALIGN_RIGHT:
5145                 setAlign = LYX_ALIGN_RIGHT;
5146                 break;
5147
5148         case Tabular::M_ALIGN_CENTER:
5149         case Tabular::ALIGN_CENTER:
5150                 setAlign = LYX_ALIGN_CENTER;
5151                 break;
5152
5153         case Tabular::ALIGN_BLOCK:
5154                 setAlign = LYX_ALIGN_BLOCK;
5155                 break;
5156
5157         case Tabular::ALIGN_DECIMAL:
5158                 setAlign = LYX_ALIGN_DECIMAL;
5159                 break;
5160
5161         case Tabular::M_VALIGN_TOP:
5162         case Tabular::VALIGN_TOP:
5163                 setVAlign = Tabular::LYX_VALIGN_TOP;
5164                 break;
5165
5166         case Tabular::M_VALIGN_BOTTOM:
5167         case Tabular::VALIGN_BOTTOM:
5168                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
5169                 break;
5170
5171         case Tabular::M_VALIGN_MIDDLE:
5172         case Tabular::VALIGN_MIDDLE:
5173                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
5174                 break;
5175
5176         default:
5177                 break;
5178         }
5179
5180         cur.recordUndoInset(ATOMIC_UNDO, this);
5181
5182         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5183         row_type const row = tabular.cellRow(cur.idx());
5184         col_type const column = tabular.cellColumn(cur.idx());
5185         bool flag = true;
5186         Tabular::ltType ltt;
5187
5188         switch (feature) {
5189
5190         case Tabular::SET_PWIDTH: {
5191                 Length const len(value);
5192                 tabular.setColumnPWidth(cur, cur.idx(), len);
5193                 if (len.zero()
5194                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
5195                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
5196                 // check if there is a 1-column multicolumn cell
5197                 // if so it must get the same width
5198                 for (row_type r = 0; r < tabular.nrows(); ++r) {
5199                         if (tabular.isMultiColumn(tabular.cellIndex(r, column))
5200                                 && tabular.columnSpan(tabular.cellIndex(r, column)) == 1)
5201                                 tabular.setMColumnPWidth(cur, tabular.cellIndex(r, column), len);
5202                 }
5203                 break;
5204         }
5205
5206         case Tabular::SET_MPWIDTH:
5207                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
5208                 // if the multicolumn only spans 1 column, the width of the whole column
5209                 // must have the same width, see bug #7055
5210                 if (tabular.columnSpan(cur.idx()) == 1)
5211                         for (row_type r = 0; r < tabular.nrows(); ++r) {
5212                                 if (!tabular.isMultiColumn(tabular.cellIndex(r, column)))
5213                                         tabular.setColumnPWidth(cur, tabular.cellIndex(r, column), Length(value));
5214                                 else if (tabular.isMultiColumn(tabular.cellIndex(r, column))
5215                                         && tabular.columnSpan(tabular.cellIndex(r, column)) == 1)
5216                                         tabular.setMColumnPWidth(cur, tabular.cellIndex(r, column), Length(value));
5217                         }
5218                 break;
5219
5220         case Tabular::SET_MROFFSET:
5221                 tabular.setMROffset(cur, cur.idx(), Length(value));
5222                 break;
5223
5224         case Tabular::SET_SPECIAL_COLUMN:
5225         case Tabular::SET_SPECIAL_MULTICOLUMN:
5226                 if (value == "none")
5227                         tabular.setAlignSpecial(cur.idx(), docstring(), feature);
5228                 else
5229                         tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
5230                 break;
5231
5232         case Tabular::APPEND_ROW:
5233                 // append the row into the tabular
5234                 tabular.appendRow(cur.idx());
5235                 break;
5236
5237         case Tabular::APPEND_COLUMN:
5238                 // append the column into the tabular
5239                 tabular.appendColumn(cur.idx());
5240                 cur.idx() = tabular.cellIndex(row, column);
5241                 break;
5242
5243         case Tabular::DELETE_ROW:
5244                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5245                         tabular.deleteRow(sel_row_start);
5246                 if (sel_row_start >= tabular.nrows())
5247                         --sel_row_start;
5248                 cur.idx() = tabular.cellIndex(sel_row_start, column);
5249                 cur.pit() = 0;
5250                 cur.pos() = 0;
5251                 cur.setSelection(false);
5252                 break;
5253
5254         case Tabular::DELETE_COLUMN:
5255                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5256                         tabular.deleteColumn(sel_col_start);
5257                 if (sel_col_start >= tabular.ncols())
5258                         --sel_col_start;
5259                 cur.idx() = tabular.cellIndex(row, sel_col_start);
5260                 cur.pit() = 0;
5261                 cur.pos() = 0;
5262                 cur.setSelection(false);
5263                 break;
5264
5265         case Tabular::COPY_ROW:
5266                 tabular.copyRow(row);
5267                 break;
5268
5269         case Tabular::COPY_COLUMN:
5270                 tabular.copyColumn(column);
5271                 cur.idx() = tabular.cellIndex(row, column);
5272                 break;
5273
5274         case Tabular::SET_LINE_TOP:
5275         case Tabular::TOGGLE_LINE_TOP: {
5276                 bool lineSet = (feature == Tabular::SET_LINE_TOP)
5277                                ? (value == "true") : !tabular.topLine(cur.idx());
5278                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5279                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5280                                 tabular.setTopLine(tabular.cellIndex(r, c), lineSet);
5281                 break;
5282         }
5283
5284         case Tabular::SET_LINE_BOTTOM:
5285         case Tabular::TOGGLE_LINE_BOTTOM: {
5286                 bool lineSet = (feature == Tabular::SET_LINE_BOTTOM)
5287                                ? (value == "true") : !tabular.bottomLine(cur.idx());
5288                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5289                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5290                                 tabular.setBottomLine(tabular.cellIndex(r, c), lineSet);
5291                 break;
5292         }
5293
5294         case Tabular::SET_LINE_LEFT:
5295         case Tabular::TOGGLE_LINE_LEFT: {
5296                 bool lineSet = (feature == Tabular::SET_LINE_LEFT)
5297                                ? (value == "true") : !tabular.leftLine(cur.idx());
5298                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5299                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5300                                 tabular.setLeftLine(tabular.cellIndex(r, c), lineSet);
5301                 break;
5302         }
5303
5304         case Tabular::SET_LINE_RIGHT:
5305         case Tabular::TOGGLE_LINE_RIGHT: {
5306                 bool lineSet = (feature == Tabular::SET_LINE_RIGHT)
5307                                ? (value == "true") : !tabular.rightLine(cur.idx());
5308                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5309                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5310                                 tabular.setRightLine(tabular.cellIndex(r, c), lineSet);
5311                 break;
5312         }
5313
5314         case Tabular::M_ALIGN_LEFT:
5315         case Tabular::M_ALIGN_RIGHT:
5316         case Tabular::M_ALIGN_CENTER:
5317         case Tabular::ALIGN_LEFT:
5318         case Tabular::ALIGN_RIGHT:
5319         case Tabular::ALIGN_CENTER:
5320         case Tabular::ALIGN_BLOCK:
5321         case Tabular::ALIGN_DECIMAL:
5322                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5323                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5324                                 tabular.setAlignment(tabular.cellIndex(r, c), setAlign,
5325                                 !tabular.getPWidth(c).zero());
5326                 break;
5327
5328         case Tabular::M_VALIGN_TOP:
5329         case Tabular::M_VALIGN_BOTTOM:
5330         case Tabular::M_VALIGN_MIDDLE:
5331                 flag = false;
5332         case Tabular::VALIGN_TOP:
5333         case Tabular::VALIGN_BOTTOM:
5334         case Tabular::VALIGN_MIDDLE:
5335                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5336                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5337                                 tabular.setVAlignment(tabular.cellIndex(r, c), setVAlign, flag);
5338                 break;
5339
5340         case Tabular::SET_MULTICOLUMN: {
5341                 if (!cur.selection()) {
5342                         // just multicol for one single cell
5343                         // check whether we are completely in a multicol
5344                         if (!tabular.isMultiColumn(cur.idx()))
5345                                 tabular.setMultiColumn(cur.idx(), 1);
5346                         break;
5347                 }
5348                 // we have a selection so this means we just add all this
5349                 // cells to form a multicolumn cell
5350                 idx_type const s_start = cur.selBegin().idx();
5351                 row_type const col_start = tabular.cellColumn(s_start);
5352                 row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
5353                 cur.idx() = tabular.setMultiColumn(s_start, col_end - col_start + 1);
5354                 cur.pit() = 0;
5355                 cur.pos() = 0;
5356                 cur.setSelection(false);
5357                 break;
5358         }
5359
5360         case Tabular::UNSET_MULTICOLUMN: {
5361                 if (!cur.selection()) {
5362                         if (tabular.isMultiColumn(cur.idx()))
5363                                 tabular.unsetMultiColumn(cur.idx());
5364                 }
5365                 break;
5366         }
5367
5368         case Tabular::MULTICOLUMN: {
5369                 if (tabular.isMultiColumn(cur.idx()))
5370                         tabularFeatures(cur, Tabular::UNSET_MULTICOLUMN);
5371                 else
5372                         tabularFeatures(cur, Tabular::SET_MULTICOLUMN);
5373                 break;
5374         }
5375
5376         case Tabular::SET_MULTIROW: {
5377                 if (!cur.selection()) {
5378                         // just multirow for one single cell
5379                         // check whether we are completely in a multirow
5380                         if (!tabular.isMultiRow(cur.idx()))
5381                                 tabular.setMultiRow(cur.idx(), 1);
5382                         break;
5383                 }
5384                 // we have a selection so this means we just add all this
5385                 // cells to form a multirow cell
5386                 idx_type const s_start = cur.selBegin().idx();
5387                 row_type const row_start = tabular.cellRow(s_start);
5388                 row_type const row_end = tabular.cellRow(cur.selEnd().idx());
5389                 cur.idx() = tabular.setMultiRow(s_start, row_end - row_start + 1);
5390                 cur.pit() = 0;
5391                 cur.pos() = 0;
5392                 cur.setSelection(false);
5393                 break;
5394         }
5395
5396         case Tabular::UNSET_MULTIROW: {
5397                 if (!cur.selection()) {
5398                         if (tabular.isMultiRow(cur.idx()))
5399                                 tabular.unsetMultiRow(cur.idx());
5400                 }
5401                 break;
5402         }
5403
5404         case Tabular::MULTIROW: {
5405                 if (tabular.isMultiRow(cur.idx()))
5406                         tabularFeatures(cur, Tabular::UNSET_MULTIROW);
5407                 else
5408                         tabularFeatures(cur, Tabular::SET_MULTIROW);
5409                 break;
5410         }
5411
5412         case Tabular::SET_ALL_LINES:
5413                 setLines = true;
5414         case Tabular::UNSET_ALL_LINES:
5415                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5416                         for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5417                                 idx_type const cell = tabular.cellIndex(r, c);
5418                                 tabular.setTopLine(cell, setLines);
5419                                 tabular.setBottomLine(cell, setLines);
5420                                 tabular.setRightLine(cell, setLines);
5421                                 tabular.setLeftLine(cell, setLines);
5422                         }
5423                 break;
5424
5425         case Tabular::SET_BORDER_LINES:
5426                 for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5427                         tabular.setLeftLine(tabular.cellIndex(r, sel_col_start), true);
5428                         tabular.setRightLine(tabular.cellIndex(r, sel_col_end), true);
5429                 }
5430                 for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
5431                         tabular.setTopLine(tabular.cellIndex(sel_row_start, c), true);
5432                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, c), true);
5433                 }
5434                 break;
5435
5436         case Tabular::SET_LONGTABULAR:
5437                 tabular.is_long_tabular = true;
5438                 break;
5439
5440         case Tabular::UNSET_LONGTABULAR:
5441                 for (row_type r = 0; r < tabular.nrows(); ++r) {
5442                         if (tabular.ltCaption(r)) {
5443                                 cur.idx() = tabular.cellIndex(r, 0);
5444                                 cur.pit() = 0;
5445                                 cur.pos() = 0;
5446                                 tabularFeatures(cur, Tabular::TOGGLE_LTCAPTION);
5447                         }
5448                 }
5449                 tabular.is_long_tabular = false;
5450                 break;
5451
5452         case Tabular::SET_ROTATE_TABULAR:
5453                 tabular.rotate = true;
5454                 break;
5455
5456         case Tabular::UNSET_ROTATE_TABULAR:
5457                 tabular.rotate = false;
5458                 break;
5459
5460         case Tabular::TOGGLE_ROTATE_TABULAR:
5461                 tabular.rotate = !tabular.rotate;
5462                 break;
5463
5464         case Tabular::TABULAR_VALIGN_TOP:
5465                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
5466                 break;
5467
5468         case Tabular::TABULAR_VALIGN_MIDDLE:
5469                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
5470                 break;
5471
5472         case Tabular::TABULAR_VALIGN_BOTTOM:
5473                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
5474                 break;
5475
5476         case Tabular::LONGTABULAR_ALIGN_LEFT:
5477                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_LEFT;
5478                 break;
5479
5480         case Tabular::LONGTABULAR_ALIGN_CENTER:
5481                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_CENTER;
5482                 break;
5483
5484         case Tabular::LONGTABULAR_ALIGN_RIGHT:
5485                 tabular.longtabular_alignment = Tabular::LYX_LONGTABULAR_ALIGN_RIGHT;
5486                 break;
5487
5488
5489
5490         case Tabular::SET_ROTATE_CELL:
5491                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5492                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5493                                 tabular.setRotateCell(tabular.cellIndex(r, c), true);
5494                 break;
5495
5496         case Tabular::UNSET_ROTATE_CELL:
5497                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5498                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5499                                 tabular.setRotateCell(tabular.cellIndex(r, c), false);
5500                 break;
5501
5502         case Tabular::TOGGLE_ROTATE_CELL:
5503                 {
5504                 bool oneNotRotated = oneCellHasRotationState(false,
5505                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
5506
5507                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5508                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5509                                 tabular.setRotateCell(tabular.cellIndex(r, c),
5510                                                                           oneNotRotated);
5511                 }
5512                 break;
5513
5514         case Tabular::SET_USEBOX: {
5515                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
5516                 if (val == tabular.getUsebox(cur.idx()))
5517                         val = Tabular::BOX_NONE;
5518                 for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5519                         for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5520                                 tabular.setUsebox(tabular.cellIndex(r, c), val);
5521                 break;
5522         }
5523
5524         case Tabular::UNSET_LTFIRSTHEAD:
5525                 flag = false;
5526         case Tabular::SET_LTFIRSTHEAD:
5527                 tabular.getRowOfLTFirstHead(row, ltt);
5528                 checkLongtableSpecial(ltt, value, flag);
5529                 tabular.setLTHead(row, flag, ltt, true);
5530                 break;
5531
5532         case Tabular::UNSET_LTHEAD:
5533                 flag = false;
5534         case Tabular::SET_LTHEAD:
5535                 tabular.getRowOfLTHead(row, ltt);
5536                 checkLongtableSpecial(ltt, value, flag);
5537                 tabular.setLTHead(row, flag, ltt, false);
5538                 break;
5539
5540         case Tabular::UNSET_LTFOOT:
5541                 flag = false;
5542         case Tabular::SET_LTFOOT:
5543                 tabular.getRowOfLTFoot(row, ltt);
5544                 checkLongtableSpecial(ltt, value, flag);
5545                 tabular.setLTFoot(row, flag, ltt, false);
5546                 break;
5547
5548         case Tabular::UNSET_LTLASTFOOT:
5549                 flag = false;
5550         case Tabular::SET_LTLASTFOOT:
5551                 tabular.getRowOfLTLastFoot(row, ltt);
5552                 checkLongtableSpecial(ltt, value, flag);
5553                 tabular.setLTFoot(row, flag, ltt, true);
5554                 break;
5555
5556         case Tabular::SET_LTNEWPAGE:
5557                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
5558                 break;
5559
5560         case Tabular::SET_LTCAPTION: {
5561                 if (tabular.ltCaption(row))
5562                         break;
5563                 cur.idx() = tabular.setLTCaption(row, true);
5564                 cur.pit() = 0;
5565                 cur.pos() = 0;
5566                 cur.setSelection(false);
5567                 // If a row is set as caption, then also insert
5568                 // a caption. Otherwise the LaTeX output is broken.
5569                 lyx::dispatch(FuncRequest(LFUN_INSET_SELECT_ALL));
5570                 lyx::dispatch(FuncRequest(LFUN_CAPTION_INSERT));
5571                 break;
5572         }
5573
5574         case Tabular::UNSET_LTCAPTION: {
5575                 if (!tabular.ltCaption(row))
5576                         break;
5577                 cur.idx() = tabular.setLTCaption(row, false);
5578                 cur.pit() = 0;
5579                 cur.pos() = 0;
5580                 cur.setSelection(false);
5581                 FuncRequest fr(LFUN_INSET_DISSOLVE, "caption");
5582                 if (lyx::getStatus(fr).enabled())
5583                         lyx::dispatch(fr);
5584                 break;
5585         }
5586
5587         case Tabular::TOGGLE_LTCAPTION: {
5588                 if (tabular.ltCaption(row))
5589                         tabularFeatures(cur, Tabular::UNSET_LTCAPTION);
5590                 else
5591                         tabularFeatures(cur, Tabular::SET_LTCAPTION);
5592                 break;
5593         }
5594
5595         case Tabular::SET_BOOKTABS:
5596                 tabular.use_booktabs = true;
5597                 break;
5598
5599         case Tabular::UNSET_BOOKTABS:
5600                 tabular.use_booktabs = false;
5601                 break;
5602
5603         case Tabular::SET_TOP_SPACE: {
5604                 Length len;
5605                 if (value == "default")
5606                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5607                                 tabular.row_info[r].top_space_default = true;
5608                 else if (value == "none")
5609                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5610                                 tabular.row_info[r].top_space_default = false;
5611                                 tabular.row_info[r].top_space = len;
5612                         }
5613                 else if (isValidLength(value, &len))
5614                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5615                                 tabular.row_info[r].top_space_default = false;
5616                                 tabular.row_info[r].top_space = len;
5617                         }
5618                 break;
5619         }
5620
5621         case Tabular::SET_BOTTOM_SPACE: {
5622                 Length len;
5623                 if (value == "default")
5624                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5625                                 tabular.row_info[r].bottom_space_default = true;
5626                 else if (value == "none")
5627                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5628                                 tabular.row_info[r].bottom_space_default = false;
5629                                 tabular.row_info[r].bottom_space = len;
5630                         }
5631                 else if (isValidLength(value, &len))
5632                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5633                                 tabular.row_info[r].bottom_space_default = false;
5634                                 tabular.row_info[r].bottom_space = len;
5635                         }
5636                 break;
5637         }
5638
5639         case Tabular::SET_INTERLINE_SPACE: {
5640                 Length len;
5641                 if (value == "default")
5642                         for (row_type r = sel_row_start; r <= sel_row_end; ++r)
5643                                 tabular.row_info[r].interline_space_default = true;
5644                 else if (value == "none")
5645                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5646                                 tabular.row_info[r].interline_space_default = false;
5647                                 tabular.row_info[r].interline_space = len;
5648                         }
5649                 else if (isValidLength(value, &len))
5650                         for (row_type r = sel_row_start; r <= sel_row_end; ++r) {
5651                                 tabular.row_info[r].interline_space_default = false;
5652                                 tabular.row_info[r].interline_space = len;
5653                         }
5654                 break;
5655         }
5656
5657         case Tabular::SET_DECIMAL_POINT:
5658                 for (col_type c = sel_col_start; c <= sel_col_end; ++c)
5659                         tabular.column_info[c].decimal_point = from_utf8(value);
5660                 break;
5661
5662         // dummy stuff just to avoid warnings
5663         case Tabular::LAST_ACTION:
5664                 break;
5665         }
5666 }
5667
5668
5669 bool InsetTabular::copySelection(Cursor & cur)
5670 {
5671         if (!cur.selection())
5672                 return false;
5673
5674         row_type rs, re;
5675         col_type cs, ce;
5676         getSelection(cur, rs, re, cs, ce);
5677
5678         paste_tabular.reset(new Tabular(tabular));
5679
5680         for (row_type r = 0; r < rs; ++r)
5681                 paste_tabular->deleteRow(0);
5682
5683         row_type const rows = re - rs + 1;
5684         while (paste_tabular->nrows() > rows)
5685                 paste_tabular->deleteRow(rows);
5686
5687         for (col_type c = 0; c < cs; ++c)
5688                 paste_tabular->deleteColumn(0);
5689
5690         col_type const columns = ce - cs + 1;
5691         while (paste_tabular->ncols() > columns)
5692                 paste_tabular->deleteColumn(columns);
5693
5694         paste_tabular->setBuffer(tabular.buffer());
5695
5696         odocstringstream os;
5697         OutputParams const runparams(0);
5698         paste_tabular->plaintext(os, runparams, 0, true, '\t');
5699         // Needed for the "Edit->Paste recent" menu and the system clipboard.
5700         cap::copySelection(cur, os.str());
5701
5702         // mark tabular stack dirty
5703         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
5704         // when we (hopefully) have a one-for-all paste mechanism.
5705         // This must be called after cap::copySelection.
5706         dirtyTabularStack(true);
5707
5708         return true;
5709 }
5710
5711
5712 bool InsetTabular::pasteClipboard(Cursor & cur)
5713 {
5714         if (!paste_tabular)
5715                 return false;
5716         col_type actcol = tabular.cellColumn(cur.idx());
5717         row_type actrow = tabular.cellRow(cur.idx());
5718
5719         if (cur.selIsMultiCell()) {
5720                 row_type re;
5721                 col_type ce;
5722                 getSelection(cur, actrow, re, actcol, ce);
5723         }
5724
5725         for (row_type r1 = 0, r2 = actrow;
5726              r1 < paste_tabular->nrows() && r2 < tabular.nrows();
5727              ++r1, ++r2) {
5728                 for (col_type c1 = 0, c2 = actcol;
5729                     c1 < paste_tabular->ncols() && c2 < tabular.ncols();
5730                     ++c1, ++c2) {
5731                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
5732                               tabular.isPartOfMultiColumn(r2, c2))
5733                                 continue;
5734                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
5735                                 --c2;
5736                                 continue;
5737                         }
5738                         if (tabular.isPartOfMultiColumn(r2, c2)) {
5739                                 --c1;
5740                                 continue;
5741                         }
5742                         shared_ptr<InsetTableCell> inset(
5743                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
5744                         tabular.setCellInset(r2, c2, inset);
5745                         // FIXME?: why do we need to do this explicitly? (EL)
5746                         tabular.cellInset(r2, c2)->setBuffer(tabular.buffer());
5747
5748                         // FIXME: change tracking (MG)
5749                         inset->setChange(Change(buffer().params().trackChanges ?
5750                                                 Change::INSERTED : Change::UNCHANGED));
5751                         cur.pos() = 0;
5752                 }
5753         }
5754         return true;
5755 }
5756
5757
5758 void InsetTabular::cutSelection(Cursor & cur)
5759 {
5760         if (!cur.selection())
5761                 return;
5762
5763         row_type rs, re;
5764         col_type cs, ce;
5765         getSelection(cur, rs, re, cs, ce);
5766         for (row_type r = rs; r <= re; ++r) {
5767                 for (col_type c = cs; c <= ce; ++c) {
5768                         shared_ptr<InsetTableCell> t
5769                                 = cell(tabular.cellIndex(r, c));
5770                         if (buffer().params().trackChanges)
5771                                 // FIXME: Change tracking (MG)
5772                                 t->setChange(Change(Change::DELETED));
5773                         else
5774                                 t->clear();
5775                 }
5776         }
5777
5778         // cursor position might be invalid now
5779         if (cur.pit() > cur.lastpit())
5780                 cur.pit() = cur.lastpit();
5781         if (cur.pos() > cur.lastpos())
5782                 cur.pos() = cur.lastpos();
5783         cur.clearSelection();
5784 }
5785
5786
5787 bool InsetTabular::isRightToLeft(Cursor & cur) const
5788 {
5789         LASSERT(cur.depth() > 1, /**/);
5790         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
5791         pos_type const parentpos = cur[cur.depth() - 2].pos();
5792         return parentpar.getFontSettings(buffer().params(),
5793                                          parentpos).language()->rightToLeft();
5794 }
5795
5796
5797 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
5798                                  bool intoInsets)
5799 {
5800         LASSERT(stidx <= enidx, return docstring());
5801         docstring retval;
5802         col_type const col1 = tabular.cellColumn(stidx);
5803         col_type const col2 = tabular.cellColumn(enidx);
5804         row_type const row1 = tabular.cellRow(stidx);
5805         row_type const row2 = tabular.cellRow(enidx);
5806         bool first = true;
5807         for (col_type col = col1; col <= col2; col++)
5808                 for (row_type row = row1; row <= row2; row++) {
5809                         if (!first)
5810                                 retval += "\n";
5811                         else
5812                                 first = false;
5813                         retval += tabular.cellInset(row, col)->asString(intoInsets);
5814                 }
5815         return retval;
5816 }
5817
5818
5819 void InsetTabular::getSelection(Cursor & cur,
5820         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
5821 {
5822         CursorSlice const & beg = cur.selBegin();
5823         CursorSlice const & end = cur.selEnd();
5824         cs = tabular.cellColumn(beg.idx());
5825         ce = tabular.cellColumn(end.idx());
5826         if (cs > ce)
5827                 swap(cs, ce);
5828
5829         rs = tabular.cellRow(beg.idx());
5830         re = tabular.cellRow(end.idx());
5831         if (rs > re)
5832                 swap(rs, re);
5833 }
5834
5835
5836 Text * InsetTabular::getText(int idx) const
5837 {
5838         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
5839 }
5840
5841
5842 void InsetTabular::setChange(Change const & change)
5843 {
5844         for (idx_type idx = 0; idx < nargs(); ++idx)
5845                 cell(idx)->setChange(change);
5846 }
5847
5848
5849 void InsetTabular::acceptChanges()
5850 {
5851         for (idx_type idx = 0; idx < nargs(); ++idx)
5852                 cell(idx)->acceptChanges();
5853 }
5854
5855
5856 void InsetTabular::rejectChanges()
5857 {
5858         for (idx_type idx = 0; idx < nargs(); ++idx)
5859                 cell(idx)->rejectChanges();
5860 }
5861
5862
5863 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
5864 {
5865         return tabular.getPWidth(cell).zero();
5866 }
5867
5868
5869 bool InsetTabular::forcePlainLayout(idx_type cell) const
5870 {
5871         return !tabular.getPWidth(cell).zero();
5872 }
5873
5874
5875 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
5876                                      bool usePaste)
5877 {
5878         if (buf.length() <= 0)
5879                 return true;
5880
5881         col_type cols = 1;
5882         row_type rows = 1;
5883         col_type maxCols = 1;
5884         size_t const len = buf.length();
5885         size_t p = 0;
5886
5887         while (p < len &&
5888                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
5889                 switch (buf[p]) {
5890                 case '\t':
5891                         ++cols;
5892                         break;
5893                 case '\n':
5894                         if (p + 1 < len)
5895                                 ++rows;
5896                         maxCols = max(cols, maxCols);
5897                         cols = 1;
5898                         break;
5899                 }
5900                 ++p;
5901         }
5902         maxCols = max(cols, maxCols);
5903         Tabular * loctab;
5904         idx_type cell = 0;
5905         col_type ocol = 0;
5906         row_type row = 0;
5907         if (usePaste) {
5908                 paste_tabular.reset(new Tabular(buffer_, rows, maxCols));
5909                 loctab = paste_tabular.get();
5910                 cols = 0;
5911                 dirtyTabularStack(true);
5912         } else {
5913                 loctab = &tabular;
5914                 cell = bv.cursor().idx();
5915                 ocol = tabular.cellColumn(cell);
5916                 row = tabular.cellRow(cell);
5917         }
5918
5919         size_t op = 0;
5920         idx_type const cells = loctab->numberofcells;
5921         p = 0;
5922         cols = ocol;
5923         rows = loctab->nrows();
5924         col_type const columns = loctab->ncols();
5925
5926         while (cell < cells && p < len && row < rows &&
5927                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
5928         {
5929                 if (p >= len)
5930                         break;
5931                 switch (buf[p]) {
5932                 case '\t':
5933                         // we can only set this if we are not too far right
5934                         if (cols < columns) {
5935                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5936                                 Font const font = bv.textMetrics(&inset->text()).
5937                                         displayFont(0, 0);
5938                                 inset->setText(buf.substr(op, p - op), font,
5939                                                buffer().params().trackChanges);
5940                                 ++cols;
5941                                 ++cell;
5942                         }
5943                         break;
5944                 case '\n':
5945                         // we can only set this if we are not too far right
5946                         if (cols < columns) {
5947                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
5948                                 Font const font = bv.textMetrics(&inset->text()).
5949                                         displayFont(0, 0);
5950                                 inset->setText(buf.substr(op, p - op), font,
5951                                                buffer().params().trackChanges);
5952                         }
5953                         cols = ocol;
5954                         ++row;
5955                         if (row < rows)
5956                                 cell = loctab->cellIndex(row, cols);
5957                         break;
5958                 }
5959                 ++p;
5960                 op = p;
5961         }
5962         // check for the last cell if there is no trailing '\n'
5963         if (cell < cells && op < len) {
5964                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5965                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
5966                 inset->setText(buf.substr(op, len - op), font,
5967                         buffer().params().trackChanges);
5968         }
5969         return true;
5970 }
5971
5972
5973 void InsetTabular::addPreview(DocIterator const & inset_pos,
5974         PreviewLoader & loader) const
5975 {
5976         DocIterator cell_pos = inset_pos;
5977
5978         cell_pos.push_back(CursorSlice(*const_cast<InsetTabular *>(this)));
5979         for (row_type r = 0; r < tabular.nrows(); ++r) {
5980                 for (col_type c = 0; c < tabular.ncols(); ++c) {
5981                         cell_pos.top().idx() = tabular.cellIndex(r, c);
5982                         tabular.cellInset(r, c)->addPreview(cell_pos, loader);
5983                 }
5984         }
5985 }
5986
5987
5988 bool InsetTabular::completionSupported(Cursor const & cur) const
5989 {
5990         Cursor const & bvCur = cur.bv().cursor();
5991         if (&bvCur.inset() != this)
5992                 return false;
5993         return cur.text()->completionSupported(cur);
5994 }
5995
5996
5997 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
5998 {
5999         return completionSupported(cur);
6000 }
6001
6002
6003 bool InsetTabular::automaticInlineCompletion() const
6004 {
6005         return lyxrc.completion_inline_text;
6006 }
6007
6008
6009 bool InsetTabular::automaticPopupCompletion() const
6010 {
6011         return lyxrc.completion_popup_text;
6012 }
6013
6014
6015 bool InsetTabular::showCompletionCursor() const
6016 {
6017         return lyxrc.completion_cursor_text;
6018 }
6019
6020
6021 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
6022 {
6023         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
6024 }
6025
6026
6027 docstring InsetTabular::completionPrefix(Cursor const & cur) const
6028 {
6029         if (!completionSupported(cur))
6030                 return docstring();
6031         return cur.text()->completionPrefix(cur);
6032 }
6033
6034
6035 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
6036 {
6037         if (!completionSupported(cur))
6038                 return false;
6039
6040         return cur.text()->insertCompletion(cur, s, finished);
6041 }
6042
6043
6044 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
6045                                     Dimension & dim) const
6046 {
6047         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
6048         tm.completionPosAndDim(cur, x, y, dim);
6049 }
6050
6051
6052 void InsetTabular::string2params(string const & in, InsetTabular & inset)
6053 {
6054         istringstream data(in);
6055         Lexer lex;
6056         lex.setStream(data);
6057
6058         if (in.empty())
6059                 return;
6060
6061         string token;
6062         lex >> token;
6063         if (!lex || token != "tabular") {
6064                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
6065                 return;
6066         }
6067
6068         // This is part of the inset proper that is usually swallowed
6069         // by Buffer::readInset
6070         lex >> token;
6071         if (!lex || token != "Tabular") {
6072                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
6073                 return;
6074         }
6075
6076         inset.read(lex);
6077 }
6078
6079
6080 string InsetTabular::params2string(InsetTabular const & inset)
6081 {
6082         ostringstream data;
6083         data << "tabular" << ' ';
6084         inset.write(data);
6085         data << "\\end_inset\n";
6086         return data.str();
6087 }
6088
6089
6090 } // namespace lyx