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  *
  15  * Full author contact details are available in file CREDITS.
  16  */
  17
  18 #include <config.h>
  19
  20 #include "InsetTabular.h"
  21
  22 #include "buffer_funcs.h"
  23 #include "Buffer.h"
  24 #include "BufferParams.h"
  25 #include "BufferView.h"
  26 #include "CoordCache.h"
  27 #include "Counters.h"
  28 #include "Cursor.h"
  29 #include "CutAndPaste.h"
  30 #include "DispatchResult.h"
  31 #include "FuncRequest.h"
  32 #include "FuncStatus.h"
  33 #include "Language.h"
  34 #include "LaTeXFeatures.h"
  35 #include "Lexer.h"
  36 #include "LyXFunc.h"
  37 #include "LyXRC.h"
  38 #include "MetricsInfo.h"
  39 #include "OutputParams.h"
  40 #include "paragraph_funcs.h"
  41 #include "Paragraph.h"
  42 #include "ParagraphParameters.h"
  43 #include "ParIterator.h"
  44 #include "TextClass.h"
  45 #include "TextMetrics.h"
  46
  47 #include "frontends/Application.h"
  48 #include "frontends/alert.h"
  49 #include "frontends/Clipboard.h"
  50 #include "frontends/Painter.h"
  51 #include "frontends/Selection.h"
  52
  53 #include "support/convert.h"
  54 #include "support/debug.h"
  55 #include "support/docstream.h"
  56 #include "support/FileName.h"
  57 #include "support/gettext.h"
  58 #include "support/lassert.h"
  59 #include "support/lstrings.h"
  60
  61 #include <boost/scoped_ptr.hpp>
  62
  63 #include <sstream>
  64 #include <iostream>
  65 #include <limits>
  66 #include <cstring>
  67
  68 using namespace std;
  69 using namespace lyx::support;
  70
  71 using boost::shared_ptr;
  72 using boost::dynamic_pointer_cast;
  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; // horiz 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 };
 104
 105
 106 TabularFeature tabularFeature[] =
 107 {
 108         { Tabular::APPEND_ROW, "append-row" },
 109         { Tabular::APPEND_COLUMN, "append-column" },
 110         { Tabular::DELETE_ROW, "delete-row" },
 111         { Tabular::DELETE_COLUMN, "delete-column" },
 112         { Tabular::COPY_ROW, "copy-row" },
 113         { Tabular::COPY_COLUMN, "copy-column" },
 114         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 115         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 116         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 117         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 118         { Tabular::ALIGN_LEFT, "align-left" },
 119         { Tabular::ALIGN_RIGHT, "align-right" },
 120         { Tabular::ALIGN_CENTER, "align-center" },
 121         { Tabular::ALIGN_BLOCK, "align-block" },
 122         { Tabular::VALIGN_TOP, "valign-top" },
 123         { Tabular::VALIGN_BOTTOM, "valign-bottom" },
 124         { Tabular::VALIGN_MIDDLE, "valign-middle" },
 125         { Tabular::M_ALIGN_LEFT, "m-align-left" },
 126         { Tabular::M_ALIGN_RIGHT, "m-align-right" },
 127         { Tabular::M_ALIGN_CENTER, "m-align-center" },
 128         { Tabular::M_VALIGN_TOP, "m-valign-top" },
 129         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 130         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 131         { Tabular::MULTICOLUMN, "multicolumn" },
 132         { Tabular::SET_ALL_LINES, "set-all-lines" },
 133         { Tabular::UNSET_ALL_LINES, "unset-all-lines" },
 134         { Tabular::SET_LONGTABULAR, "set-longtabular" },
 135         { Tabular::UNSET_LONGTABULAR, "unset-longtabular" },
 136         { Tabular::SET_PWIDTH, "set-pwidth" },
 137         { Tabular::SET_MPWIDTH, "set-mpwidth" },
 138         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 139         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 140         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular" },
 141         { Tabular::SET_ROTATE_CELL, "set-rotate-cell" },
 142         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 143         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell" },
 144         { Tabular::SET_USEBOX, "set-usebox" },
 145         { Tabular::SET_LTHEAD, "set-lthead" },
 146         { Tabular::UNSET_LTHEAD, "unset-lthead" },
 147         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 148         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 149         { Tabular::SET_LTFOOT, "set-ltfoot" },
 150         { Tabular::UNSET_LTFOOT, "unset-ltfoot" },
 151         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 152         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 153         { Tabular::SET_LTNEWPAGE, "set-ltnewpage" },
 154         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption" },
 155         { Tabular::SET_SPECIAL_COLUMN, "set-special-column" },
 156         { Tabular::SET_SPECIAL_MULTI, "set-special-multi" },
 157         { Tabular::SET_BOOKTABS, "set-booktabs" },
 158         { Tabular::UNSET_BOOKTABS, "unset-booktabs" },
 159         { Tabular::SET_TOP_SPACE, "set-top-space" },
 160         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 161         { Tabular::SET_INTERLINE_SPACE, "set-interline-space" },
 162         { Tabular::SET_BORDER_LINES, "set-border-lines" },
 163         { Tabular::LAST_ACTION, "" }
 164 };
 165
 166
 167 class FeatureEqual : public unary_function<TabularFeature, bool> {
 168 public:
 169         FeatureEqual(Tabular::Feature feature)
 170                 : feature_(feature) {}
 171         bool operator()(TabularFeature const & tf) const {
 172                 return tf.action == feature_;
 173         }
 174 private:
 175         Tabular::Feature feature_;
 176 };
 177
 178
 179 template <class T>
 180 string const write_attribute(string const & name, T const & t)
 181 {
 182         string const s = tostr(t);
 183         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 184 }
 185
 186 template <>
 187 string const write_attribute(string const & name, string const & t)
 188 {
 189         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 190 }
 191
 192
 193 template <>
 194 string const write_attribute(string const & name, docstring const & t)
 195 {
 196         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 197 }
 198
 199
 200 template <>
 201 string const write_attribute(string const & name, bool const & b)
 202 {
 203         // we write only true attribute values so we remove a bit of the
 204         // file format bloat for tabulars.
 205         return b ? write_attribute(name, convert<string>(b)) : string();
 206 }
 207
 208
 209 template <>
 210 string const write_attribute(string const & name, int const & i)
 211 {
 212         // we write only true attribute values so we remove a bit of the
 213         // file format bloat for tabulars.
 214         return i ? write_attribute(name, convert<string>(i)) : string();
 215 }
 216
 217
 218 template <>
 219 string const write_attribute(string const & name, Tabular::idx_type const & i)
 220 {
 221         // we write only true attribute values so we remove a bit of the
 222         // file format bloat for tabulars.
 223         return i ? write_attribute(name, convert<string>(i)) : string();
 224 }
 225
 226
 227 template <>
 228 string const write_attribute(string const & name, Length const & value)
 229 {
 230         // we write only the value if we really have one same reson as above.
 231         return value.zero() ? string() : write_attribute(name, value.asString());
 232 }
 233
 234
 235 string const tostr(LyXAlignment const & num)
 236 {
 237         switch (num) {
 238         case LYX_ALIGN_NONE:
 239                 return "none";
 240         case LYX_ALIGN_BLOCK:
 241                 return "block";
 242         case LYX_ALIGN_LEFT:
 243                 return "left";
 244         case LYX_ALIGN_CENTER:
 245                 return "center";
 246         case LYX_ALIGN_RIGHT:
 247                 return "right";
 248         case LYX_ALIGN_LAYOUT:
 249                 return "layout";
 250         case LYX_ALIGN_SPECIAL:
 251                 return "special";
 252         }
 253         return string();
 254 }
 255
 256
 257 string const tostr(Tabular::VAlignment const & num)
 258 {
 259         switch (num) {
 260         case Tabular::LYX_VALIGN_TOP:
 261                 return "top";
 262         case Tabular::LYX_VALIGN_MIDDLE:
 263                 return "middle";
 264         case Tabular::LYX_VALIGN_BOTTOM:
 265                 return "bottom";
 266         }
 267         return string();
 268 }
 269
 270
 271 string const tostr(Tabular::BoxType const & num)
 272 {
 273         switch (num) {
 274         case Tabular::BOX_NONE:
 275                 return "none";
 276         case Tabular::BOX_PARBOX:
 277                 return "parbox";
 278         case Tabular::BOX_MINIPAGE:
 279                 return "minipage";
 280         }
 281         return string();
 282 }
 283
 284
 285 // I would have liked a fromstr template a lot better. (Lgb)
 286 bool string2type(string const str, LyXAlignment & num)
 287 {
 288         if (str == "none")
 289                 num = LYX_ALIGN_NONE;
 290         else if (str == "block")
 291                 num = LYX_ALIGN_BLOCK;
 292         else if (str == "left")
 293                 num = LYX_ALIGN_LEFT;
 294         else if (str == "center")
 295                 num = LYX_ALIGN_CENTER;
 296         else if (str == "right")
 297                 num = LYX_ALIGN_RIGHT;
 298         else
 299                 return false;
 300         return true;
 301 }
 302
 303
 304 bool string2type(string const str, Tabular::VAlignment & num)
 305 {
 306         if (str == "top")
 307                 num = Tabular::LYX_VALIGN_TOP;
 308         else if (str == "middle" )
 309                 num = Tabular::LYX_VALIGN_MIDDLE;
 310         else if (str == "bottom")
 311                 num = Tabular::LYX_VALIGN_BOTTOM;
 312         else
 313                 return false;
 314         return true;
 315 }
 316
 317
 318 bool string2type(string const str, Tabular::BoxType & num)
 319 {
 320         if (str == "none")
 321                 num = Tabular::BOX_NONE;
 322         else if (str == "parbox")
 323                 num = Tabular::BOX_PARBOX;
 324         else if (str == "minipage")
 325                 num = Tabular::BOX_MINIPAGE;
 326         else
 327                 return false;
 328         return true;
 329 }
 330
 331
 332 bool string2type(string const str, bool & num)
 333 {
 334         if (str == "true")
 335                 num = true;
 336         else if (str == "false")
 337                 num = false;
 338         else
 339                 return false;
 340         return true;
 341 }
 342
 343
 344 bool getTokenValue(string const & str, char const * token, string & ret)
 345 {
 346         ret.erase();
 347         size_t token_length = strlen(token);
 348         size_t pos = str.find(token);
 349
 350         if (pos == string::npos || pos + token_length + 1 >= str.length()
 351                 || str[pos + token_length] != '=')
 352                 return false;
 353         pos += token_length + 1;
 354         char ch = str[pos];
 355         if (ch != '"' && ch != '\'') { // only read till next space
 356                 ret += ch;
 357                 ch = ' ';
 358         }
 359         while (pos < str.length() - 1 && str[++pos] != ch)
 360                 ret += str[pos];
 361
 362         return true;
 363 }
 364
 365
 366 bool getTokenValue(string const & str, char const * token, docstring & ret)
 367 {
 368         string tmp;
 369         bool const success = getTokenValue(str, token, tmp);
 370         ret = from_utf8(tmp);
 371         return success;
 372 }
 373
 374
 375 bool getTokenValue(string const & str, char const * token, int & num)
 376 {
 377         string tmp;
 378         num = 0;
 379         if (!getTokenValue(str, token, tmp))
 380                 return false;
 381         num = convert<int>(tmp);
 382         return true;
 383 }
 384
 385
 386 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 387 {
 388         string tmp;
 389         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 390 }
 391
 392
 393 bool getTokenValue(string const & str, char const * token,
 394                                    Tabular::VAlignment & num)
 395 {
 396         string tmp;
 397         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 398 }
 399
 400
 401 bool getTokenValue(string const & str, char const * token,
 402                                    Tabular::BoxType & num)
 403 {
 404         string tmp;
 405         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 406 }
 407
 408
 409 bool getTokenValue(string const & str, char const * token, bool & flag)
 410 {
 411         // set the flag always to false as this should be the default for bools
 412         // not in the file-format.
 413         flag = false;
 414         string tmp;
 415         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 416 }
 417
 418
 419 bool getTokenValue(string const & str, char const * token, Length & len)
 420 {
 421         // set the length to be zero() as default as this it should be if not
 422         // in the file format.
 423         len = Length();
 424         string tmp;
 425         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 426 }
 427
 428
 429 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 430 {
 431         len = Length();
 432         flag = false;
 433         string tmp;
 434         if (!getTokenValue(str, token, tmp))
 435                 return false;
 436         if (tmp == "default") {
 437                 flag = true;
 438                 return  true;
 439         }
 440         return isValidLength(tmp, &len);
 441 }
 442
 443
 444 void l_getline(istream & is, string & str)
 445 {
 446         str.erase();
 447         while (str.empty()) {
 448                 getline(is, str);
 449                 if (!str.empty() && str[str.length() - 1] == '\r')
 450                         str.erase(str.length() - 1);
 451         }
 452 }
 453
 454 } // namespace
 455
 456
 457 string const featureAsString(Tabular::Feature feature)
 458 {
 459         TabularFeature * end = tabularFeature +
 460                 sizeof(tabularFeature) / sizeof(TabularFeature);
 461         TabularFeature * it = find_if(tabularFeature, end,
 462                                            FeatureEqual(feature));
 463         return (it == end) ? string() : it->feature;
 464 }
 465
 466
 467
 468 /////////////////////////////////////////////////////////////////////
 469 //
 470 // Tabular
 471 //
 472 /////////////////////////////////////////////////////////////////////
 473
 474
 475 Tabular::CellData::CellData(Buffer & buf)
 476         : cellno(0),
 477           width(0),
 478           multicolumn(Tabular::CELL_NORMAL),
 479           alignment(LYX_ALIGN_CENTER),
 480           valignment(LYX_VALIGN_TOP),
 481           top_line(false),
 482           bottom_line(false),
 483           left_line(false),
 484           right_line(false),
 485           usebox(BOX_NONE),
 486           rotate(false),
 487           inset(new InsetTableCell(buf))
 488 {
 489         inset->setBuffer(const_cast<Buffer &>(buf));
 490         inset->paragraphs().back().setLayout(buf.params().documentClass().plainLayout());
 491 }
 492
 493
 494 Tabular::CellData::CellData(CellData const & cs)
 495         : cellno(cs.cellno),
 496           width(cs.width),
 497           multicolumn(cs.multicolumn),
 498           alignment(cs.alignment),
 499           valignment(cs.valignment),
 500           top_line(cs.top_line),
 501           bottom_line(cs.bottom_line),
 502           left_line(cs.left_line),
 503           right_line(cs.right_line),
 504           usebox(cs.usebox),
 505           rotate(cs.rotate),
 506           align_special(cs.align_special),
 507           p_width(cs.p_width),
 508           inset(dynamic_cast<InsetTableCell *>(cs.inset->clone()))
 509 {
 510 }
 511
 512 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 513 {
 514         swap(cs);
 515         return *this;
 516 }
 517
 518 void Tabular::CellData::swap(CellData & rhs)
 519 {
 520         std::swap(cellno, rhs.cellno);
 521         std::swap(width, rhs.width);
 522         std::swap(multicolumn, rhs.multicolumn);
 523         std::swap(alignment, rhs.alignment);
 524         std::swap(valignment, rhs.valignment);
 525         std::swap(top_line, rhs.top_line);
 526         std::swap(bottom_line, rhs.bottom_line);
 527         std::swap(left_line, rhs.left_line);
 528         std::swap(right_line, rhs.right_line);
 529         std::swap(usebox, rhs.usebox);
 530         std::swap(rotate, rhs.rotate);
 531         std::swap(align_special, rhs.align_special);
 532         p_width.swap(rhs.p_width);
 533         inset.swap(rhs.inset);
 534 }
 535
 536
 537 Tabular::RowData::RowData()
 538         : ascent(0),
 539           descent(0),
 540           top_space_default(false),
 541           bottom_space_default(false),
 542           interline_space_default(false),
 543           endhead(false),
 544           endfirsthead(false),
 545           endfoot(false),
 546           endlastfoot(false),
 547           newpage(false),
 548           caption(false)
 549 {}
 550
 551
 552 Tabular::ColumnData::ColumnData()
 553         : alignment(LYX_ALIGN_CENTER),
 554           valignment(LYX_VALIGN_TOP),
 555           width(0)
 556 {
 557 }
 558
 559
 560 Tabular::ltType::ltType()
 561         : topDL(false),
 562           bottomDL(false),
 563           empty(false)
 564 {}
 565
 566
 567 Tabular::Tabular(Buffer & buffer, row_type rows_arg, col_type columns_arg)
 568 {
 569         init(buffer, rows_arg, columns_arg);
 570 }
 571
 572
 573 void Tabular::setBuffer(Buffer & buffer)
 574 {
 575         buffer_ = &buffer;
 576         size_t row_count = row_info.size();
 577         size_t column_count = column_info.size();
 578         // set silly default lines
 579         for (row_type i = 0; i < row_count; ++i)
 580                 for (col_type j = 0; j < column_count; ++j)
 581                         cell_info[i][j].inset->setBuffer(*buffer_);
 582 }
 583
 584
 585 // activates all lines and sets all widths to 0
 586 void Tabular::init(Buffer & buf, row_type rows_arg,
 587                       col_type columns_arg)
 588 {
 589         buffer_ = &buf;
 590         row_info = row_vector(rows_arg);
 591         column_info = column_vector(columns_arg);
 592         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 593         row_info.reserve(10);
 594         column_info.reserve(10);
 595         cell_info.reserve(100);
 596         updateIndexes();
 597         is_long_tabular = false;
 598         rotate = false;
 599         use_booktabs = false;
 600         size_t row_count = row_info.size();
 601         size_t column_count = column_info.size();
 602         // set silly default lines
 603         for (row_type i = 0; i < row_count; ++i)
 604                 for (col_type j = 0; j < column_count; ++j) {
 605                         cell_info[i][j].inset->setBuffer(*buffer_);
 606                         cell_info[i][j].top_line = true;
 607                         cell_info[i][j].left_line = true;
 608                         cell_info[i][j].bottom_line = i == 0 || i == row_count - 1;
 609                         cell_info[i][j].right_line = j == column_count - 1;
 610                 }
 611 }
 612
 613
 614 void Tabular::appendRow(idx_type const cell)
 615 {
 616         BufferParams const & bp = buffer().params();
 617         row_type const row = cellRow(cell);
 618
 619         row_vector::iterator rit = row_info.begin() + row;
 620         row_info.insert(rit, RowData());
 621         // now set the values of the row before
 622         row_info[row] = row_info[row + 1];
 623
 624         row_type const nrows = row_info.size();
 625         col_type const ncols = column_info.size();
 626
 627         cell_vvector old(nrows - 1);
 628         for (row_type i = 0; i < nrows - 1; ++i)
 629                 swap(cell_info[i], old[i]);
 630
 631         cell_info = cell_vvector(nrows, cell_vector(ncols, CellData(buffer())));
 632
 633         for (row_type i = 0; i <= row; ++i)
 634                 swap(cell_info[i], old[i]);
 635         for (row_type i = row + 2; i < nrows; ++i)
 636                 swap(cell_info[i], old[i - 1]);
 637
 638         updateIndexes();
 639         for (col_type c = 0; c < ncols; ++c) {
 640                 // inherit line settings
 641                 idx_type const i = cellIndex(row + 1, c);
 642                 idx_type const j = cellIndex(row, c);
 643                 setLeftLine(i, leftLine(j));
 644                 setRightLine(i, rightLine(j));
 645                 setTopLine(i, topLine(j));
 646                 if (topLine(j) && bottomLine(j)) {
 647                         setBottomLine(i, true);
 648                         setBottomLine(j, false);
 649                 }
 650                 // mark track changes
 651                 if (bp.trackChanges)
 652                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 653         }
 654 }
 655
 656
 657 void Tabular::deleteRow(row_type const row)
 658 {
 659         // Not allowed to delete last row
 660         if (row_info.size() == 1)
 661                 return;
 662
 663         row_info.erase(row_info.begin() + row);
 664         cell_info.erase(cell_info.begin() + row);
 665         updateIndexes();
 666 }
 667
 668
 669 void Tabular::copyRow(row_type const row)
 670 {
 671         row_info.insert(row_info.begin() + row, row_info[row]);
 672         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 673
 674         if (buffer().params().trackChanges)
 675                 for (col_type j = 0; j < column_info.size(); ++j)
 676                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 677
 678         updateIndexes();
 679 }
 680
 681
 682 void Tabular::appendColumn(idx_type const cell)
 683 {
 684         col_type const c = cellColumn(cell);
 685         column_vector::iterator cit = column_info.begin() + c + 1;
 686         column_info.insert(cit, ColumnData());
 687         row_type const nrows = row_info.size();
 688         // set the column values of the column before
 689         column_info[c + 1] = column_info[c];
 690
 691         for (row_type r = 0; r < nrows; ++r) {
 692                 cell_info[r].insert(cell_info[r].begin() + c + 1,
 693                         CellData(buffer()));
 694                 if (cell_info[r][c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 695                         cell_info[r][c + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 696                 else
 697                         cell_info[r][c + 1].multicolumn = cell_info[r][c].multicolumn;
 698         }
 699         updateIndexes();
 700         for (row_type r = 0; r < nrows; ++r) {
 701                 // inherit line settings
 702                 idx_type const i = cellIndex(r, c + 1);
 703                 idx_type const j = cellIndex(r, c);
 704                 setBottomLine(i, bottomLine(j));
 705                 setTopLine(i, topLine(j));
 706                 setLeftLine(i, leftLine(j));
 707                 if (rightLine(j) && rightLine(j)) {
 708                         setRightLine(i, true);
 709                         setRightLine(j, false);
 710                 }
 711                 //
 712                 cellInfo(i).inset->clear();
 713                 if (buffer().params().trackChanges)
 714                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 715         }
 716 }
 717
 718
 719 void Tabular::deleteColumn(col_type const column)
 720 {
 721         // Not allowed to delete last column
 722         if (column_info.size() == 1)
 723                 return;
 724
 725         column_info.erase(column_info.begin() + column);
 726         size_t row_count = row_info.size();
 727         for (row_type i = 0; i < row_count; ++i) {
 728                 // Care about multicolumn cells
 729                 if (column + 1 < column_info.size() &&
 730                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 731                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 732                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 733                 }
 734                 cell_info[i].erase(cell_info[i].begin() + column);
 735         }
 736         updateIndexes();
 737 }
 738
 739
 740 void Tabular::copyColumn(col_type const column)
 741 {
 742         BufferParams const & bp = buffer().params();
 743         column_info.insert(column_info.begin() + column, column_info[column]);
 744
 745         size_t row_count = row_info.size();
 746         for (row_type i = 0; i < row_count; ++i)
 747                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 748
 749         if (bp.trackChanges)
 750                 for (row_type i = 0; i < row_count; ++i)
 751                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 752         updateIndexes();
 753 }
 754
 755
 756 void Tabular::updateIndexes()
 757 {
 758         col_type ncols = column_info.size();
 759         row_type nrows = row_info.size();
 760         numberofcells = 0;
 761         for (row_type row = 0; row < nrows; ++row)
 762                 for (col_type column = 0; column < ncols; ++column) {
 763                         if (!isPartOfMultiColumn(row, column))
 764                                 ++numberofcells;
 765                         cell_info[row][column].cellno = numberofcells - 1;
 766                 }
 767
 768         rowofcell.resize(numberofcells);
 769         columnofcell.resize(numberofcells);
 770         idx_type i = 0;
 771         for (row_type row = 0; row < nrows; ++row)
 772                 for (col_type column = 0; column < ncols; ++column) {
 773                         if (isPartOfMultiColumn(row, column))
 774                                 continue;
 775                         rowofcell[i] = row;
 776                         columnofcell[i] = column;
 777                         setFixedWidth(row, column);
 778                         ++i;
 779                 }
 780 }
 781
 782
 783 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 784 {
 785         row_type const row = cellRow(cell);
 786         idx_type result = 0;
 787         for (col_type i = 0; i < column_info.size(); ++i)
 788                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 789                         ++result;
 790         return result;
 791 }
 792
 793
 794 bool Tabular::topLine(idx_type const cell) const
 795 {
 796         return cellInfo(cell).top_line;
 797 }
 798
 799
 800 bool Tabular::bottomLine(idx_type const cell) const
 801 {
 802         return cellInfo(cell).bottom_line;
 803 }
 804
 805
 806 bool Tabular::leftLine(idx_type cell) const
 807 {
 808         if (use_booktabs)
 809                 return false;
 810         return cellInfo(cell).left_line;
 811 }
 812
 813
 814 bool Tabular::rightLine(idx_type cell) const
 815 {
 816         if (use_booktabs)
 817                 return false;
 818         return cellInfo(cell).right_line;
 819 }
 820
 821
 822 bool Tabular::topAlreadyDrawn(idx_type cell) const
 823 {
 824         row_type row = cellRow(cell);
 825         if (row == 0)
 826                 return false;
 827         idx_type i = cellIndex(row - 1, cellColumn(cell));
 828         return !rowTopLine(row) && bottomLine(i);
 829 }
 830
 831
 832 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 833 {
 834         col_type col = cellColumn(cell);
 835         if (col == 0)
 836                 return false;
 837         idx_type i = cellIndex(cellRow(cell), col - 1);
 838         return rightLine(i) && !leftLine(cell);
 839 }
 840
 841
 842 bool Tabular::isLastRow(idx_type cell) const
 843 {
 844         return cellRow(cell) == row_info.size() - 1;
 845 }
 846
 847
 848 int Tabular::getAdditionalHeight(row_type row) const
 849 {
 850         if (!row || row >= row_info.size())
 851                 return 0;
 852
 853         int const interline_space = row_info[row - 1].interline_space_default ?
 854                 default_line_space :
 855                 row_info[row - 1].interline_space.inPixels(width());
 856         if (rowTopLine(row) && rowBottomLine(row - 1))
 857                 return interline_space + WIDTH_OF_LINE;
 858         return interline_space;
 859 }
 860
 861
 862 int Tabular::getAdditionalWidth(idx_type cell) const
 863 {
 864         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 865         if (rightLine(cell)
 866                 && nextcol < column_info.size() && leftLine(cellIndex(cellRow(cell), nextcol)))
 867                 return WIDTH_OF_LINE;
 868         return 0;
 869 }
 870
 871
 872 int Tabular::columnWidth(idx_type cell) const
 873 {
 874         int w = 0;
 875         col_type const span = columnSpan(cell);
 876         col_type const col = cellColumn(cell);
 877         for(col_type c = col; c < col + span ; ++c)
 878                 w += column_info[c].width;
 879         return w;
 880 }
 881
 882
 883 bool Tabular::updateColumnWidths()
 884 {
 885         col_type const ncols = column_info.size();
 886         row_type const nrows = row_info.size();
 887         bool update = false;
 888         // for each col get max of single col cells
 889         for(col_type c = 0; c < ncols; ++c) {
 890                 int new_width = 0;
 891                 for(row_type r = 0; r < nrows; ++r) {
 892                         idx_type const i = cellIndex(r, c);
 893                         if (columnSpan(i) == 1)
 894                                 new_width = max(new_width, cellInfo(i).width);
 895                 }
 896
 897                 if (column_info[c].width != new_width) {
 898                         column_info[c].width = new_width;
 899                         update = true;
 900                 }
 901         }
 902         // update col widths to fit merged cells
 903         for(col_type c = 0; c < ncols; ++c)
 904                 for(row_type r = 0; r < nrows; ++r) {
 905                         idx_type const i = cellIndex(r, c);
 906                         int const span = columnSpan(i);
 907                         if (span == 1 || c > cellColumn(i))
 908                                 continue;
 909
 910                         int old_width = 0;
 911                         for(col_type j = c; j < c + span ; ++j)
 912                                 old_width += column_info[j].width;
 913
 914                         if (cellInfo(i).width > old_width) {
 915                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 916                                 update = true;
 917                         }
 918                 }
 919
 920         return update;
 921 }
 922
 923
 924 int Tabular::width() const
 925 {
 926         col_type const ncols = column_info.size();
 927         int width = 0;
 928         for (col_type i = 0; i < ncols; ++i)
 929                 width += column_info[i].width;
 930         return width;
 931 }
 932
 933
 934 void Tabular::setCellWidth(idx_type cell, int new_width)
 935 {
 936         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 937                 + getAdditionalWidth(cell);
 938 }
 939
 940
 941 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 942                               bool onlycolumn)
 943 {
 944         if (!isMultiColumn(cell) || onlycolumn)
 945                 column_info[cellColumn(cell)].alignment = align;
 946         if (!onlycolumn)
 947                 cellInfo(cell).alignment = align;
 948 }
 949
 950
 951 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 952                                bool onlycolumn)
 953 {
 954         if (!isMultiColumn(cell) || onlycolumn)
 955                 column_info[cellColumn(cell)].valignment = align;
 956         if (!onlycolumn)
 957                 cellInfo(cell).valignment = align;
 958 }
 959
 960
 961 namespace {
 962
 963 /**
 964  * Allow line and paragraph breaks for fixed width cells or disallow them,
 965  * merge cell paragraphs and reset layout to standard for variable width
 966  * cells.
 967  */
 968 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 969 {
 970         inset->setAutoBreakRows(fixedWidth);
 971         inset->toggleFixedWidth(fixedWidth);
 972         if (fixedWidth)
 973                 return;
 974
 975         // merge all paragraphs to one
 976         BufferParams const & bp = cur.bv().buffer().params();
 977         while (inset->paragraphs().size() > 1)
 978                 mergeParagraph(bp, inset->paragraphs(), 0);
 979
 980         // reset layout
 981         cur.push(*inset);
 982         // undo information has already been recorded
 983         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
 984                         bp.documentClass().plainLayoutName());
 985         cur.pop();
 986 }
 987
 988 }
 989
 990
 991 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
 992                 Length const & width)
 993 {
 994         col_type const j = cellColumn(cell);
 995
 996         column_info[j].p_width = width;
 997         for (row_type i = 0; i < row_info.size(); ++i) {
 998                 idx_type const cell = cellIndex(i, j);
 999                 // because of multicolumns
1000                 toggleFixedWidth(cur, cellInset(cell).get(),
1001                                  !getPWidth(cell).zero());
1002         }
1003         // cur paragraph can become invalid after paragraphs were merged
1004         if (cur.pit() > cur.lastpit())
1005                 cur.pit() = cur.lastpit();
1006         // cur position can become invalid after newlines were removed
1007         if (cur.pos() > cur.lastpos())
1008                 cur.pos() = cur.lastpos();
1009 }
1010
1011
1012 bool Tabular::setFixedWidth(row_type r, col_type c)
1013 {
1014         if (!column_info[c].p_width.zero() ||
1015                                 (cell_info[r][c].multicolumn != CELL_NORMAL &&
1016                                 !cell_info[r][c].p_width.zero())) {
1017                 cell_info[r][c].inset->toggleFixedWidth(true);
1018                 return true;
1019         }
1020         return false;
1021 }
1022
1023
1024 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1025                 Length const & width)
1026 {
1027         if (!isMultiColumn(cell))
1028                 return false;
1029
1030         cellInfo(cell).p_width = width;
1031         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1032         // cur paragraph can become invalid after paragraphs were merged
1033         if (cur.pit() > cur.lastpit())
1034                 cur.pit() = cur.lastpit();
1035         // cur position can become invalid after newlines were removed
1036         if (cur.pos() > cur.lastpos())
1037                 cur.pos() = cur.lastpos();
1038         return true;
1039 }
1040
1041
1042 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1043                                  Tabular::Feature what)
1044 {
1045         if (what == SET_SPECIAL_MULTI)
1046                 cellInfo(cell).align_special = special;
1047         else
1048                 column_info[cellColumn(cell)].align_special = special;
1049 }
1050
1051
1052 void Tabular::setAllLines(idx_type cell, bool line)
1053 {
1054         setTopLine(cell, line);
1055         setBottomLine(cell, line);
1056         setRightLine(cell, line);
1057         setLeftLine(cell, line);
1058 }
1059
1060
1061 void Tabular::setTopLine(idx_type i, bool line)
1062 {
1063         cellInfo(i).top_line = line;
1064 }
1065
1066
1067 void Tabular::setBottomLine(idx_type i, bool line)
1068 {
1069         cellInfo(i).bottom_line = line;
1070 }
1071
1072
1073 void Tabular::setLeftLine(idx_type cell, bool line)
1074 {
1075         cellInfo(cell).left_line = line;
1076 }
1077
1078
1079 void Tabular::setRightLine(idx_type cell, bool line)
1080 {
1081         cellInfo(cell).right_line = line;
1082 }
1083
1084 bool Tabular::rowTopLine(row_type r) const
1085 {
1086         idx_type i0 = getFirstCellInRow(r);
1087         idx_type i1 = getLastCellInRow(r);
1088         bool all_rows_set = true;
1089         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1090                 all_rows_set = cellInfo(j).top_line;
1091         return all_rows_set;
1092 }
1093
1094
1095 bool Tabular::rowBottomLine(row_type r) const
1096 {
1097         idx_type i0 = getFirstCellInRow(r);
1098         idx_type i1 = getLastCellInRow(r);
1099         bool all_rows_set = true;
1100         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1101                 all_rows_set = cellInfo(j).bottom_line;
1102         return all_rows_set;
1103 }
1104
1105
1106 bool Tabular::columnLeftLine(col_type c) const
1107 {
1108         if (use_booktabs)
1109                 return false;
1110
1111         int nrows_left = 0;
1112         int total = 0;
1113         row_type const nrows = row_info.size();
1114         for (row_type r = 0; r < nrows; ++r) {
1115                 idx_type i = cellIndex(r, c);
1116                 if (c == cellColumn(i)) {
1117                         ++total;
1118                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1119                         if (cellInfo(i).left_line || right)
1120                                 ++nrows_left;
1121                 }
1122         }
1123         return 2 * nrows_left >= total;
1124 }
1125
1126
1127 bool Tabular::columnRightLine(col_type c) const
1128 {
1129         if (use_booktabs)
1130                 return false;
1131
1132         int nrows_right = 0;
1133         int total = 0;
1134         row_type const nrows = row_info.size();
1135         for (row_type r = 0; r < nrows; ++r) {
1136                 idx_type i = cellIndex(r, c);
1137                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1138                         ++total;
1139                         bool left = c + 1 < column_info.size()
1140                                 && cellInfo(cellIndex(r, c + 1)).left_line
1141                                 || c + 1 == column_info.size();
1142                         if (cellInfo(i).right_line && left)
1143                                 ++nrows_right;
1144                 }
1145         }
1146         return 2 * nrows_right >= total;
1147 }
1148
1149
1150 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1151 {
1152         if (!onlycolumn && isMultiColumn(cell))
1153                 return cellInfo(cell).alignment;
1154         return column_info[cellColumn(cell)].alignment;
1155 }
1156
1157
1158 Tabular::VAlignment
1159 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1160 {
1161         if (!onlycolumn && isMultiColumn(cell))
1162                 return cellInfo(cell).valignment;
1163         return column_info[cellColumn(cell)].valignment;
1164 }
1165
1166
1167 Length const Tabular::getPWidth(idx_type cell) const
1168 {
1169         if (isMultiColumn(cell))
1170                 return cellInfo(cell).p_width;
1171         return column_info[cellColumn(cell)].p_width;
1172 }
1173
1174
1175 int Tabular::cellWidth(idx_type cell) const
1176 {
1177         return cellInfo(cell).width;
1178 }
1179
1180
1181 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1182 {
1183         int x = 0;
1184
1185         switch (getAlignment(cell)) {
1186         case LYX_ALIGN_CENTER:
1187                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1188                 break;
1189         case LYX_ALIGN_RIGHT:
1190                 x += columnWidth(cell) - cellWidth(cell);
1191                 // + getAdditionalWidth(cell);
1192                 break;
1193         default:
1194                 // LYX_ALIGN_LEFT: nothing :-)
1195                 break;
1196         }
1197
1198         // the LaTeX Way :-(
1199         x += WIDTH_OF_LINE;
1200         return x;
1201 }
1202
1203
1204 bool Tabular::isFirstCellInRow(idx_type cell) const
1205 {
1206         return cellColumn(cell) == 0;
1207 }
1208
1209
1210 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1211 {
1212         if (row > row_info.size() - 1)
1213                 row = row_info.size() - 1;
1214         return cell_info[row][0].cellno;
1215 }
1216
1217
1218 bool Tabular::isLastCellInRow(idx_type cell) const
1219 {
1220         return cellRightColumn(cell) == column_info.size() - 1;
1221 }
1222
1223
1224 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1225 {
1226         if (row > row_info.size() - 1)
1227                 row = row_info.size() - 1;
1228         return cell_info[row][column_info.size() - 1].cellno;
1229 }
1230
1231
1232 Tabular::row_type Tabular::cellRow(idx_type cell) const
1233 {
1234         if (cell >= numberofcells)
1235                 return row_info.size() - 1;
1236         if (cell == npos)
1237                 return 0;
1238         return rowofcell[cell];
1239 }
1240
1241
1242 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1243 {
1244         if (cell >= numberofcells)
1245                 return column_info.size() - 1;
1246         if (cell == npos)
1247                 return 0;
1248         return columnofcell[cell];
1249 }
1250
1251
1252 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1253 {
1254         row_type const row = cellRow(cell);
1255         col_type column = cellColumn(cell);
1256         while (column < column_info.size() - 1 &&
1257                    cell_info[row][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN)
1258                 ++column;
1259         return column;
1260 }
1261
1262
1263 void Tabular::write(ostream & os) const
1264 {
1265         // header line
1266         os << "<lyxtabular"
1267            << write_attribute("version", 3)
1268            << write_attribute("rows", row_info.size())
1269            << write_attribute("columns", column_info.size())
1270            << ">\n";
1271         // global longtable options
1272         os << "<features"
1273            << write_attribute("rotate", rotate)
1274            << write_attribute("booktabs", use_booktabs)
1275            << write_attribute("islongtable", is_long_tabular)
1276            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1277            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1278            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1279            << write_attribute("headTopDL", endhead.topDL)
1280            << write_attribute("headBottomDL", endhead.bottomDL)
1281            << write_attribute("footTopDL", endfoot.topDL)
1282            << write_attribute("footBottomDL", endfoot.bottomDL)
1283            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1284            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1285            << write_attribute("lastFootEmpty", endlastfoot.empty)
1286            << ">\n";
1287         for (col_type j = 0; j < column_info.size(); ++j) {
1288                 os << "<column"
1289                    << write_attribute("alignment", column_info[j].alignment)
1290                    << write_attribute("valignment", column_info[j].valignment)
1291                    << write_attribute("width", column_info[j].p_width.asString())
1292                    << write_attribute("special", column_info[j].align_special)
1293                    << ">\n";
1294         }
1295         for (row_type i = 0; i < row_info.size(); ++i) {
1296                 static const string def("default");
1297                 os << "<row";
1298                 if (row_info[i].top_space_default)
1299                         os << write_attribute("topspace", def);
1300                 else
1301                         os << write_attribute("topspace", row_info[i].top_space);
1302                 if (row_info[i].bottom_space_default)
1303                         os << write_attribute("bottomspace", def);
1304                 else
1305                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1306                 if (row_info[i].interline_space_default)
1307                         os << write_attribute("interlinespace", def);
1308                 else
1309                         os << write_attribute("interlinespace", row_info[i].interline_space);
1310                 os << write_attribute("endhead", row_info[i].endhead)
1311                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1312                    << write_attribute("endfoot", row_info[i].endfoot)
1313                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1314                    << write_attribute("newpage", row_info[i].newpage)
1315                    << write_attribute("caption", row_info[i].caption)
1316                    << ">\n";
1317                 for (col_type j = 0; j < column_info.size(); ++j) {
1318                         os << "<cell"
1319                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1320                            << write_attribute("alignment", cell_info[i][j].alignment)
1321                            << write_attribute("valignment", cell_info[i][j].valignment)
1322                            << write_attribute("topline", cell_info[i][j].top_line)
1323                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1324                            << write_attribute("leftline", cell_info[i][j].left_line)
1325                            << write_attribute("rightline", cell_info[i][j].right_line)
1326                            << write_attribute("rotate", cell_info[i][j].rotate)
1327                            << write_attribute("usebox", cell_info[i][j].usebox)
1328                            << write_attribute("width", cell_info[i][j].p_width)
1329                            << write_attribute("special", cell_info[i][j].align_special)
1330                            << ">\n";
1331                         os << "\\begin_inset ";
1332                         cell_info[i][j].inset->write(os);
1333                         os << "\n\\end_inset\n"
1334                            << "</cell>\n";
1335                 }
1336                 os << "</row>\n";
1337         }
1338         os << "</lyxtabular>\n";
1339 }
1340
1341
1342 void Tabular::read(Lexer & lex)
1343 {
1344         string line;
1345         istream & is = lex.getStream();
1346
1347         l_getline(is, line);
1348         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1349                 LASSERT(false, /**/);
1350                 return;
1351         }
1352
1353         int version;
1354         if (!getTokenValue(line, "version", version))
1355                 return;
1356         LASSERT(version >= 2, /**/);
1357
1358         int rows_arg;
1359         if (!getTokenValue(line, "rows", rows_arg))
1360                 return;
1361         int columns_arg;
1362         if (!getTokenValue(line, "columns", columns_arg))
1363                 return;
1364         init(buffer(), rows_arg, columns_arg);
1365         l_getline(is, line);
1366         if (!prefixIs(line, "<features")) {
1367                 lyxerr << "Wrong tabular format (expected <features ...> got"
1368                        << line << ')' << endl;
1369                 return;
1370         }
1371         getTokenValue(line, "rotate", rotate);
1372         getTokenValue(line, "booktabs", use_booktabs);
1373         getTokenValue(line, "islongtable", is_long_tabular);
1374         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1375         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1376         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1377         getTokenValue(line, "headTopDL", endhead.topDL);
1378         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1379         getTokenValue(line, "footTopDL", endfoot.topDL);
1380         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1381         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1382         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1383         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1384
1385         for (col_type j = 0; j < column_info.size(); ++j) {
1386                 l_getline(is,line);
1387                 if (!prefixIs(line,"<column")) {
1388                         lyxerr << "Wrong tabular format (expected <column ...> got"
1389                                << line << ')' << endl;
1390                         return;
1391                 }
1392                 getTokenValue(line, "alignment", column_info[j].alignment);
1393                 getTokenValue(line, "valignment", column_info[j].valignment);
1394                 getTokenValue(line, "width", column_info[j].p_width);
1395                 getTokenValue(line, "special", column_info[j].align_special);
1396         }
1397
1398         for (row_type i = 0; i < row_info.size(); ++i) {
1399                 l_getline(is, line);
1400                 if (!prefixIs(line, "<row")) {
1401                         lyxerr << "Wrong tabular format (expected <row ...> got"
1402                                << line << ')' << endl;
1403                         return;
1404                 }
1405                 getTokenValue(line, "topspace", row_info[i].top_space,
1406                               row_info[i].top_space_default);
1407                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1408                               row_info[i].bottom_space_default);
1409                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1410                               row_info[i].interline_space_default);
1411                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1412                 getTokenValue(line, "endhead", row_info[i].endhead);
1413                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1414                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1415                 getTokenValue(line, "newpage", row_info[i].newpage);
1416                 getTokenValue(line, "caption", row_info[i].caption);
1417                 for (col_type j = 0; j < column_info.size(); ++j) {
1418                         l_getline(is, line);
1419                         if (!prefixIs(line, "<cell")) {
1420                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1421                                        << line << ')' << endl;
1422                                 return;
1423                         }
1424                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1425                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1426                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1427                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1428                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1429                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1430                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1431                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1432                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1433                         getTokenValue(line, "width", cell_info[i][j].p_width);
1434                         setFixedWidth(i,j);
1435                         getTokenValue(line, "special", cell_info[i][j].align_special);
1436                         l_getline(is, line);
1437                         if (prefixIs(line, "\\begin_inset")) {
1438                                 cell_info[i][j].inset->setBuffer(*buffer_);
1439                                 cell_info[i][j].inset->read(lex);
1440                                 l_getline(is, line);
1441                         }
1442                         if (!prefixIs(line, "</cell>")) {
1443                                 lyxerr << "Wrong tabular format (expected </cell> got"
1444                                        << line << ')' << endl;
1445                                 return;
1446                         }
1447                 }
1448                 l_getline(is, line);
1449                 if (!prefixIs(line, "</row>")) {
1450                         lyxerr << "Wrong tabular format (expected </row> got"
1451                                << line << ')' << endl;
1452                         return;
1453                 }
1454         }
1455         while (!prefixIs(line, "</lyxtabular>")) {
1456                 l_getline(is, line);
1457         }
1458         updateIndexes();
1459 }
1460
1461
1462 bool Tabular::isMultiColumn(idx_type cell) const
1463 {
1464         return cellInfo(cell).multicolumn != CELL_NORMAL;
1465 }
1466
1467
1468 bool Tabular::isMultiColumnReal(idx_type cell) const
1469 {
1470         return cellColumn(cell) != cellRightColumn(cell) &&
1471                         cellInfo(cell).multicolumn != CELL_NORMAL;
1472 }
1473
1474
1475 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1476 {
1477         return cell_info[cellRow(cell)][cellColumn(cell)];
1478 }
1479
1480
1481 void Tabular::setMultiColumn(idx_type cell, idx_type number)
1482 {
1483         CellData & cs = cellInfo(cell);
1484         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1485         cs.alignment = column_info[cellColumn(cell)].alignment;
1486         setRightLine(cell, rightLine(cell + number - 1));
1487         for (idx_type i = 1; i < number; ++i) {
1488                 CellData & cs1 = cellInfo(cell + i);
1489                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1490                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1491                 cs1.inset->clear();
1492         }
1493         updateIndexes();
1494 }
1495
1496
1497 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1498 {
1499         row_type const row = cellRow(cell);
1500         col_type const ncols = column_info.size();
1501         idx_type result = 1;
1502         col_type column = cellColumn(cell) + 1;
1503         while (column < ncols && isPartOfMultiColumn(row, column)) {
1504                 ++result;
1505                 ++column;
1506         }
1507         return result;
1508 }
1509
1510
1511 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1512 {
1513         row_type const row = cellRow(cell);
1514         col_type column = cellColumn(cell);
1515
1516         idx_type result = 0;
1517
1518         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1519                 cell_info[row][column].multicolumn = CELL_NORMAL;
1520                 ++column;
1521                 while (column < column_info.size() &&
1522                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1523                 {
1524                         cell_info[row][column].multicolumn = CELL_NORMAL;
1525                         ++column;
1526                         ++result;
1527                 }
1528         }
1529         updateIndexes();
1530         return result;
1531 }
1532
1533
1534 void Tabular::setRotateCell(idx_type cell, bool flag)
1535 {
1536         cellInfo(cell).rotate = flag;
1537 }
1538
1539
1540 bool Tabular::getRotateCell(idx_type cell) const
1541 {
1542         return cellInfo(cell).rotate;
1543 }
1544
1545
1546 bool Tabular::needRotating() const
1547 {
1548         if (rotate)
1549                 return true;
1550         for (row_type i = 0; i < row_info.size(); ++i)
1551                 for (col_type j = 0; j < column_info.size(); ++j)
1552                         if (cell_info[i][j].rotate)
1553                                 return true;
1554         return false;
1555 }
1556
1557
1558 bool Tabular::isLastCell(idx_type cell) const
1559 {
1560         if (cell + 1 < numberofcells)
1561                 return false;
1562         return true;
1563 }
1564
1565
1566 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1567 {
1568         if (cellRow(cell) > 0)
1569                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1570         return cell;
1571 }
1572
1573
1574 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1575 {
1576         if (cellRow(cell) + 1 < row_info.size())
1577                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1578         return cell;
1579 }
1580
1581
1582 Tabular::idx_type Tabular::cellIndex(row_type row,
1583                                                col_type column) const
1584 {
1585         BOOST_ASSERT(column != npos && column < column_info.size()
1586                 && row != npos && row < row_info.size());
1587         return cell_info[row][column].cellno;
1588 }
1589
1590
1591 void Tabular::setUsebox(idx_type cell, BoxType type)
1592 {
1593         cellInfo(cell).usebox = type;
1594 }
1595
1596
1597 // FIXME: Remove this routine because we cannot insert \parboxes when the user
1598 // adds line breaks, see bug 4886.
1599 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1600 {
1601         if ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
1602                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1603                 return BOX_NONE;
1604         if (cellInfo(cell).usebox > 1)
1605                 return cellInfo(cell).usebox;
1606         return useParbox(cell);
1607 }
1608
1609
1610 ///
1611 //  This are functions used for the longtable support
1612 ///
1613 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1614                            bool first)
1615 {
1616         if (first) {
1617                 endfirsthead = hd;
1618                 if (hd.set)
1619                         row_info[row].endfirsthead = flag;
1620         } else {
1621                 endhead = hd;
1622                 if (hd.set)
1623                         row_info[row].endhead = flag;
1624         }
1625 }
1626
1627
1628 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1629 {
1630         hd = endhead;
1631         hd.set = haveLTHead();
1632         return row_info[row].endhead;
1633 }
1634
1635
1636 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1637 {
1638         hd = endfirsthead;
1639         hd.set = haveLTFirstHead();
1640         return row_info[row].endfirsthead;
1641 }
1642
1643
1644 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1645                            bool last)
1646 {
1647         if (last) {
1648                 endlastfoot = fd;
1649                 if (fd.set)
1650                         row_info[row].endlastfoot = flag;
1651         } else {
1652                 endfoot = fd;
1653                 if (fd.set)
1654                         row_info[row].endfoot = flag;
1655         }
1656 }
1657
1658
1659 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1660 {
1661         fd = endfoot;
1662         fd.set = haveLTFoot();
1663         return row_info[row].endfoot;
1664 }
1665
1666
1667 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1668 {
1669         fd = endlastfoot;
1670         fd.set = haveLTLastFoot();
1671         return row_info[row].endlastfoot;
1672 }
1673
1674
1675 void Tabular::setLTNewPage(row_type row, bool what)
1676 {
1677         row_info[row].newpage = what;
1678 }
1679
1680
1681 bool Tabular::getLTNewPage(row_type row) const
1682 {
1683         return row_info[row].newpage;
1684 }
1685
1686
1687 bool Tabular::haveLTHead() const
1688 {
1689         for (row_type i = 0; i < row_info.size(); ++i)
1690                 if (row_info[i].endhead)
1691                         return true;
1692         return false;
1693 }
1694
1695
1696 bool Tabular::haveLTFirstHead() const
1697 {
1698         if (endfirsthead.empty)
1699                 return false;
1700         for (row_type i = 0; i < row_info.size(); ++i)
1701                 if (row_info[i].endfirsthead)
1702                         return true;
1703         return false;
1704 }
1705
1706
1707 bool Tabular::haveLTFoot() const
1708 {
1709         for (row_type i = 0; i < row_info.size(); ++i)
1710                 if (row_info[i].endfoot)
1711                         return true;
1712         return false;
1713 }
1714
1715
1716 bool Tabular::haveLTLastFoot() const
1717 {
1718         if (endlastfoot.empty)
1719                 return false;
1720         for (row_type i = 0; i < row_info.size(); ++i)
1721                 if (row_info[i].endlastfoot)
1722                         return true;
1723         return false;
1724 }
1725
1726
1727 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
1728 {
1729         idx_type i = getFirstCellInRow(row);
1730         if (what) {
1731                 setMultiColumn(i, column_info.size());
1732                 setTopLine(i, false);
1733                 setBottomLine(i, false);
1734                 setLeftLine(i, false);
1735                 setRightLine(i, false);
1736         } else
1737                 unsetMultiColumn(i);
1738         row_info[row].caption = what;
1739         return i;
1740 }
1741
1742
1743 bool Tabular::ltCaption(row_type row) const
1744 {
1745         return row_info[row].caption;
1746 }
1747
1748
1749 // end longtable support functions
1750
1751 void Tabular::setRowAscent(row_type row, int height)
1752 {
1753         if (row >= row_info.size() || row_info[row].ascent == height)
1754                 return;
1755         row_info[row].ascent = height;
1756 }
1757
1758
1759 void Tabular::setRowDescent(row_type row, int height)
1760 {
1761         if (row >= row_info.size() || row_info[row].descent == height)
1762                 return;
1763         row_info[row].descent = height;
1764 }
1765
1766
1767 int Tabular::rowAscent(row_type row) const
1768 {
1769         if (row >= row_info.size())
1770                 return 0;
1771         return row_info[row].ascent;
1772 }
1773
1774
1775 int Tabular::rowDescent(row_type row) const
1776 {
1777         LASSERT(row < row_info.size(), /**/);
1778         return row_info[row].descent;
1779 }
1780
1781
1782 int Tabular::height() const
1783 {
1784         int height = 0;
1785         for (row_type row = 0; row < row_info.size(); ++row)
1786                 height += rowAscent(row) + rowDescent(row) +
1787                         getAdditionalHeight(row);
1788         return height;
1789 }
1790
1791
1792 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1793 {
1794         LASSERT(row < row_info.size(), /**/);
1795         LASSERT(column < column_info.size(), /**/);
1796         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1797 }
1798
1799
1800 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1801 {
1802         // FIXME: assert or return 0 as in TeXBottomHLine()?
1803         LASSERT(row != npos, /**/);
1804         LASSERT(row < row_info.size(), /**/);
1805
1806         idx_type const fcell = getFirstCellInRow(row);
1807         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1808         idx_type tmp = 0;
1809
1810         for (idx_type i = fcell; i < n; ++i) {
1811                 if (topLine(i))
1812                         ++tmp;
1813         }
1814         if (use_booktabs && row == 0) {
1815                 if (topLine(fcell))
1816                         os << "\\toprule ";
1817         } else if (tmp == n - fcell) {
1818                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1819         } else if (tmp) {
1820                 for (idx_type i = fcell; i < n; ++i) {
1821                         if (topLine(i)) {
1822                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1823                                    << cellColumn(i) + 1
1824                                    << '-'
1825                                    << cellRightColumn(i) + 1
1826                                    << "} ";
1827                         }
1828                 }
1829         } else {
1830                 return 0;
1831         }
1832         os << "\n";
1833         return 1;
1834 }
1835
1836
1837 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
1838 {
1839         // FIXME: return 0 or assert as in TeXTopHLine()?
1840         if (row == npos || row >= row_info.size())
1841                 return 0;
1842
1843         idx_type const fcell = getFirstCellInRow(row);
1844         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1845         idx_type tmp = 0;
1846
1847         for (idx_type i = fcell; i < n; ++i) {
1848                 if (bottomLine(i))
1849                         ++tmp;
1850         }
1851         if (use_booktabs && row == row_info.size() - 1) {
1852                 if (bottomLine(fcell))
1853                         os << "\\bottomrule";
1854         } else if (tmp == n - fcell) {
1855                 os << (use_booktabs ? "\\midrule" : "\\hline");
1856         } else if (tmp) {
1857                 for (idx_type i = fcell; i < n; ++i) {
1858                         if (bottomLine(i)) {
1859                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1860                                    << cellColumn(i) + 1
1861                                    << '-'
1862                                    << cellRightColumn(i) + 1
1863                                    << "} ";
1864                         }
1865                 }
1866         } else {
1867                 return 0;
1868         }
1869         os << "\n";
1870         return 1;
1871 }
1872
1873
1874 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol) const
1875 {
1876         int ret = 0;
1877         row_type const r = cellRow(cell);
1878         if (is_long_tabular && row_info[r].caption)
1879                 return ret;
1880
1881         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
1882         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
1883         // figure out how to set the lines
1884         // we always set double lines to the right of the cell
1885         col_type const c = cellColumn(cell);
1886         col_type const nextcol = c + columnSpan(cell);
1887         bool colright = columnRightLine(c);
1888         bool colleft = columnLeftLine(c);
1889         bool nextcolleft = nextcol < column_info.size() && columnLeftLine(nextcol);
1890         bool nextcellleft = nextcol < column_info.size()
1891                 && leftLine(cellIndex(r, nextcol));
1892         bool coldouble = colright && nextcolleft;
1893         bool celldouble = rightLine(cell) && nextcellleft;
1894         ismulticol = isMultiColumn(cell)
1895                 || (c == 0 && colleft != leftLine(cell))
1896                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
1897                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
1898                 || (coldouble != celldouble);
1899         if (ismulticol) {
1900                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
1901                 if (c ==0 && leftLine(cell))
1902                         os << '|';
1903                 if (!cellInfo(cell).align_special.empty()) {
1904                         os << cellInfo(cell).align_special;
1905                 } else {
1906                         if (!getPWidth(cell).zero()) {
1907                                 switch (valign) {
1908                                 case LYX_VALIGN_TOP:
1909                                         os << 'p';
1910                                         break;
1911                                 case LYX_VALIGN_MIDDLE:
1912                                         os << 'm';
1913                                         break;
1914                                 case LYX_VALIGN_BOTTOM:
1915                                         os << 'b';
1916                                         break;
1917                                 }
1918                                 os << '{'
1919                                    << from_ascii(getPWidth(cell).asLatexString())
1920                                    << '}';
1921                         } else {
1922                                 switch (align) {
1923                                 case LYX_ALIGN_LEFT:
1924                                         os << 'l';
1925                                         break;
1926                                 case LYX_ALIGN_RIGHT:
1927                                         os << 'r';
1928                                         break;
1929                                 default:
1930                                         os << 'c';
1931                                         break;
1932                                 }
1933                         } // end if else !getPWidth
1934                 } // end if else !cellinfo_of_cell
1935                 if (rightLine(cell) || nextcellleft)
1936                         os << '|';
1937                 if (celldouble)
1938                         // add extra vertical line if we want a double one
1939                         os << '|';
1940                 os << "}{";
1941                 }
1942         if (getRotateCell(cell)) {
1943                 os << "\\begin{sideways}\n";
1944                 ++ret;
1945         }
1946         if (getUsebox(cell) == BOX_PARBOX) {
1947                 os << "\\parbox[";
1948                 switch (valign) {
1949                 case LYX_VALIGN_TOP:
1950                         os << 't';
1951                         break;
1952                 case LYX_VALIGN_MIDDLE:
1953                         os << 'c';
1954                         break;
1955                 case LYX_VALIGN_BOTTOM:
1956                         os << 'b';
1957                         break;
1958                 }
1959                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1960                    << "}{";
1961         } else if (getUsebox(cell) == BOX_MINIPAGE) {
1962                 os << "\\begin{minipage}[";
1963                 switch (valign) {
1964                 case LYX_VALIGN_TOP:
1965                         os << 't';
1966                         break;
1967                 case LYX_VALIGN_MIDDLE:
1968                         os << 'm';
1969                         break;
1970                 case LYX_VALIGN_BOTTOM:
1971                         os << 'b';
1972                         break;
1973                 }
1974                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1975                    << "}\n";
1976                 ++ret;
1977         }
1978         return ret;
1979 }
1980
1981
1982 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell, bool ismulticol) const
1983 {
1984         int ret = 0;
1985         row_type const r = cellRow(cell);
1986         if (is_long_tabular && row_info[r].caption)
1987                 return ret;
1988
1989         // usual cells
1990         if (getUsebox(cell) == BOX_PARBOX)
1991                 os << '}';
1992         else if (getUsebox(cell) == BOX_MINIPAGE) {
1993                 os << "%\n\\end{minipage}";
1994                 ret += 2;
1995         }
1996         if (getRotateCell(cell)) {
1997                 os << "%\n\\end{sideways}";
1998                 ++ret;
1999         }
2000         if (ismulticol) {
2001                 os << '}';
2002         }
2003         return ret;
2004 }
2005
2006
2007 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
2008                                          OutputParams const & runparams) const
2009 {
2010         if (!is_long_tabular)
2011                 return 0;
2012
2013         int ret = 0;
2014         // output header info
2015         if (haveLTHead()) {
2016                 if (endhead.topDL) {
2017                         os << "\\hline\n";
2018                         ++ret;
2019                 }
2020                 for (row_type i = 0; i < row_info.size(); ++i) {
2021                         if (row_info[i].endhead) {
2022                                 ret += TeXRow(os, i, runparams);
2023                         }
2024                 }
2025                 if (endhead.bottomDL) {
2026                         os << "\\hline\n";
2027                         ++ret;
2028                 }
2029                 os << "\\endhead\n";
2030                 ++ret;
2031                 if (endfirsthead.empty) {
2032                         os << "\\endfirsthead\n";
2033                         ++ret;
2034                 }
2035         }
2036         // output firstheader info
2037         if (haveLTFirstHead()) {
2038                 if (endfirsthead.topDL) {
2039                         os << "\\hline\n";
2040                         ++ret;
2041                 }
2042                 for (row_type i = 0; i < row_info.size(); ++i) {
2043                         if (row_info[i].endfirsthead) {
2044                                 ret += TeXRow(os, i, runparams);
2045                         }
2046                 }
2047                 if (endfirsthead.bottomDL) {
2048                         os << "\\hline\n";
2049                         ++ret;
2050                 }
2051                 os << "\\endfirsthead\n";
2052                 ++ret;
2053         }
2054         // output footer info
2055         if (haveLTFoot()) {
2056                 if (endfoot.topDL) {
2057                         os << "\\hline\n";
2058                         ++ret;
2059                 }
2060                 for (row_type i = 0; i < row_info.size(); ++i) {
2061                         if (row_info[i].endfoot) {
2062                                 ret += TeXRow(os, i, runparams);
2063                         }
2064                 }
2065                 if (endfoot.bottomDL) {
2066                         os << "\\hline\n";
2067                         ++ret;
2068                 }
2069                 os << "\\endfoot\n";
2070                 ++ret;
2071                 if (endlastfoot.empty) {
2072                         os << "\\endlastfoot\n";
2073                         ++ret;
2074                 }
2075         }
2076         // output lastfooter info
2077         if (haveLTLastFoot()) {
2078                 if (endlastfoot.topDL) {
2079                         os << "\\hline\n";
2080                         ++ret;
2081                 }
2082                 for (row_type i = 0; i < row_info.size(); ++i) {
2083                         if (row_info[i].endlastfoot) {
2084                                 ret += TeXRow(os, i, runparams);
2085                         }
2086                 }
2087                 if (endlastfoot.bottomDL) {
2088                         os << "\\hline\n";
2089                         ++ret;
2090                 }
2091                 os << "\\endlastfoot\n";
2092                 ++ret;
2093         }
2094         return ret;
2095 }
2096
2097
2098 bool Tabular::isValidRow(row_type row) const
2099 {
2100         if (!is_long_tabular)
2101                 return true;
2102         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2103                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2104 }
2105
2106
2107 int Tabular::TeXRow(odocstream & os, row_type i,
2108                        OutputParams const & runparams) const
2109 {
2110         idx_type cell = cellIndex(i, 0);
2111         int ret = TeXTopHLine(os, i);
2112         if (row_info[i].top_space_default) {
2113                 if (use_booktabs)
2114                         os << "\\addlinespace\n";
2115                 else
2116                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2117                 ++ret;
2118         } else if(!row_info[i].top_space.zero()) {
2119                 if (use_booktabs)
2120                         os << "\\addlinespace["
2121                            << from_ascii(row_info[i].top_space.asLatexString())
2122                            << "]\n";
2123                 else {
2124                         os << "\\noalign{\\vskip"
2125                            << from_ascii(row_info[i].top_space.asLatexString())
2126                            << "}\n";
2127                 }
2128                 ++ret;
2129         }
2130         bool ismulticol = false;
2131         for (col_type j = 0; j < column_info.size(); ++j) {
2132                 if (isPartOfMultiColumn(i, j))
2133                         continue;
2134                 ret += TeXCellPreamble(os, cell, ismulticol);
2135                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2136
2137                 Paragraph const & par = inset->paragraphs().front();
2138                 bool rtl = par.isRTL(buffer().params())
2139                         && !par.empty()
2140                         && getPWidth(cell).zero();
2141
2142                 if (rtl) {
2143                         if (par.getParLanguage(buffer().params())->lang() ==
2144                         "farsi")
2145                                 os << "\\textFR{";
2146                         else if (par.getParLanguage(buffer().params())->lang() == "arabic_arabi")
2147                                 os << "\\textAR{";
2148                         // currently, remaning RTL languages are arabic_arabtex and hebrew
2149                         else
2150                                 os << "\\R{";
2151                 }
2152                 ret += inset->latex(os, runparams);
2153                 if (rtl)
2154                         os << '}';
2155
2156                 ret += TeXCellPostamble(os, cell, ismulticol);
2157                 if (!isLastCellInRow(cell)) { // not last cell in row
2158                         os << " & ";
2159                 }
2160                 ++cell;
2161         }
2162         os << "\\tabularnewline";
2163         if (row_info[i].bottom_space_default) {
2164                 if (use_booktabs)
2165                         os << "\\addlinespace";
2166                 else
2167                         os << "[\\doublerulesep]";
2168         } else if (!row_info[i].bottom_space.zero()) {
2169                 if (use_booktabs)
2170                         os << "\\addlinespace";
2171                 os << '['
2172                    << from_ascii(row_info[i].bottom_space.asLatexString())
2173                    << ']';
2174         }
2175         os << '\n';
2176         ++ret;
2177         ret += TeXBottomHLine(os, i);
2178         if (row_info[i].interline_space_default) {
2179                 if (use_booktabs)
2180                         os << "\\addlinespace\n";
2181                 else
2182                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2183                 ++ret;
2184         } else if (!row_info[i].interline_space.zero()) {
2185                 if (use_booktabs)
2186                         os << "\\addlinespace["
2187                            << from_ascii(row_info[i].interline_space.asLatexString())
2188                            << "]\n";
2189                 else
2190                         os << "\\noalign{\\vskip"
2191                            << from_ascii(row_info[i].interline_space.asLatexString())
2192                            << "}\n";
2193                 ++ret;
2194         }
2195         return ret;
2196 }
2197
2198
2199 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2200 {
2201         int ret = 0;
2202
2203         //+---------------------------------------------------------------------
2204         //+                      first the opening preamble                    +
2205         //+---------------------------------------------------------------------
2206
2207         if (rotate) {
2208                 os << "\\begin{sideways}\n";
2209                 ++ret;
2210         }
2211         if (is_long_tabular)
2212                 os << "\\begin{longtable}{";
2213         else
2214                 os << "\\begin{tabular}{";
2215
2216         for (col_type i = 0; i < column_info.size(); ++i) {
2217                 if (columnLeftLine(i))
2218                         os << '|';
2219                 if (!column_info[i].align_special.empty()) {
2220                         os << column_info[i].align_special;
2221                 } else {
2222                         if (!column_info[i].p_width.zero()) {
2223                                 switch (column_info[i].alignment) {
2224                                 case LYX_ALIGN_LEFT:
2225                                         os << ">{\\raggedright}";
2226                                         break;
2227                                 case LYX_ALIGN_RIGHT:
2228                                         os << ">{\\raggedleft}";
2229                                         break;
2230                                 case LYX_ALIGN_CENTER:
2231                                         os << ">{\\centering}";
2232                                         break;
2233                                 case LYX_ALIGN_NONE:
2234                                 case LYX_ALIGN_BLOCK:
2235                                 case LYX_ALIGN_LAYOUT:
2236                                 case LYX_ALIGN_SPECIAL:
2237                                         break;
2238                                 }
2239
2240                                 switch (column_info[i].valignment) {
2241                                 case LYX_VALIGN_TOP:
2242                                         os << 'p';
2243                                         break;
2244                                 case LYX_VALIGN_MIDDLE:
2245                                         os << 'm';
2246                                         break;
2247                                 case LYX_VALIGN_BOTTOM:
2248                                         os << 'b';
2249                                         break;
2250                         }
2251                                 os << '{'
2252                                    << from_ascii(column_info[i].p_width.asLatexString())
2253                                    << '}';
2254                         } else {
2255                                 switch (column_info[i].alignment) {
2256                                 case LYX_ALIGN_LEFT:
2257                                         os << 'l';
2258                                         break;
2259                                 case LYX_ALIGN_RIGHT:
2260                                         os << 'r';
2261                                         break;
2262                                 default:
2263                                         os << 'c';
2264                                         break;
2265                                 }
2266                         } // end if else !column_info[i].p_width
2267                 } // end if else !column_info[i].align_special
2268                 if (columnRightLine(i))
2269                         os << '|';
2270         }
2271         os << "}\n";
2272         ++ret;
2273
2274         ret += TeXLongtableHeaderFooter(os, runparams);
2275
2276         //+---------------------------------------------------------------------
2277         //+                      the single row and columns (cells)            +
2278         //+---------------------------------------------------------------------
2279
2280         for (row_type i = 0; i < row_info.size(); ++i) {
2281                 if (isValidRow(i)) {
2282                         ret += TeXRow(os, i, runparams);
2283                         if (is_long_tabular && row_info[i].newpage) {
2284                                 os << "\\newpage\n";
2285                                 ++ret;
2286                         }
2287                 }
2288         }
2289
2290         //+---------------------------------------------------------------------
2291         //+                      the closing of the tabular                    +
2292         //+---------------------------------------------------------------------
2293
2294         if (is_long_tabular)
2295                 os << "\\end{longtable}";
2296         else
2297                 os << "\\end{tabular}";
2298         if (rotate) {
2299                 os << "\n\\end{sideways}";
2300                 ++ret;
2301         }
2302
2303         return ret;
2304 }
2305
2306
2307 int Tabular::docbookRow(odocstream & os, row_type row,
2308                            OutputParams const & runparams) const
2309 {
2310         int ret = 0;
2311         idx_type cell = getFirstCellInRow(row);
2312
2313         os << "<row>\n";
2314         for (col_type j = 0; j < column_info.size(); ++j) {
2315                 if (isPartOfMultiColumn(row, j))
2316                         continue;
2317
2318                 os << "<entry align=\"";
2319                 switch (getAlignment(cell)) {
2320                 case LYX_ALIGN_LEFT:
2321                         os << "left";
2322                         break;
2323                 case LYX_ALIGN_RIGHT:
2324                         os << "right";
2325                         break;
2326                 default:
2327                         os << "center";
2328                         break;
2329                 }
2330
2331                 os << "\" valign=\"";
2332                 switch (getVAlignment(cell)) {
2333                 case LYX_VALIGN_TOP:
2334                         os << "top";
2335                         break;
2336                 case LYX_VALIGN_BOTTOM:
2337                         os << "bottom";
2338                         break;
2339                 case LYX_VALIGN_MIDDLE:
2340                         os << "middle";
2341                 }
2342                 os << '"';
2343
2344                 if (isMultiColumn(cell)) {
2345                         os << " namest=\"col" << j << "\" ";
2346                         os << "nameend=\"col" << j + columnSpan(cell) - 1<< '"';
2347                 }
2348
2349                 os << '>';
2350                 ret += cellInset(cell)->docbook(os, runparams);
2351                 os << "</entry>\n";
2352                 ++cell;
2353         }
2354         os << "</row>\n";
2355         return ret;
2356 }
2357
2358
2359 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2360 {
2361         int ret = 0;
2362
2363         //+---------------------------------------------------------------------
2364         //+                      first the opening preamble                    +
2365         //+---------------------------------------------------------------------
2366
2367         os << "<tgroup cols=\"" << column_info.size()
2368            << "\" colsep=\"1\" rowsep=\"1\">\n";
2369
2370         for (col_type i = 0; i < column_info.size(); ++i) {
2371                 os << "<colspec colname=\"col" << i << "\" align=\"";
2372                 switch (column_info[i].alignment) {
2373                 case LYX_ALIGN_LEFT:
2374                         os << "left";
2375                         break;
2376                 case LYX_ALIGN_RIGHT:
2377                         os << "right";
2378                         break;
2379                 default:
2380                         os << "center";
2381                         break;
2382                 }
2383                 os << '"';
2384                 if (runparams.flavor == OutputParams::XML)
2385                         os << '/';
2386                 os << ">\n";
2387                 ++ret;
2388         }
2389
2390         //+---------------------------------------------------------------------
2391         //+                      Long Tabular case                             +
2392         //+---------------------------------------------------------------------
2393
2394         // output header info
2395         if (haveLTHead() || haveLTFirstHead()) {
2396                 os << "<thead>\n";
2397                 ++ret;
2398                 for (row_type i = 0; i < row_info.size(); ++i) {
2399                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2400                                 ret += docbookRow(os, i, runparams);
2401                         }
2402                 }
2403                 os << "</thead>\n";
2404                 ++ret;
2405         }
2406         // output footer info
2407         if (haveLTFoot() || haveLTLastFoot()) {
2408                 os << "<tfoot>\n";
2409                 ++ret;
2410                 for (row_type i = 0; i < row_info.size(); ++i) {
2411                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2412                                 ret += docbookRow(os, i, runparams);
2413                         }
2414                 }
2415                 os << "</tfoot>\n";
2416                 ++ret;
2417         }
2418
2419         //+---------------------------------------------------------------------
2420         //+                      the single row and columns (cells)            +
2421         //+---------------------------------------------------------------------
2422
2423         os << "<tbody>\n";
2424         ++ret;
2425         for (row_type i = 0; i < row_info.size(); ++i) {
2426                 if (isValidRow(i)) {
2427                         ret += docbookRow(os, i, runparams);
2428                 }
2429         }
2430         os << "</tbody>\n";
2431         ++ret;
2432         //+---------------------------------------------------------------------
2433         //+                      the closing of the tabular                    +
2434         //+---------------------------------------------------------------------
2435
2436         os << "</tgroup>";
2437         ++ret;
2438
2439         return ret;
2440 }
2441
2442
2443 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2444                                    vector<unsigned int> const & clen) const
2445 {
2446         idx_type const fcell = getFirstCellInRow(row);
2447         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2448         idx_type tmp = 0;
2449
2450         for (idx_type i = fcell; i < n; ++i) {
2451                 if (topLine(i)) {
2452                         ++tmp;
2453                         break;
2454                 }
2455         }
2456         if (!tmp)
2457                 return false;
2458
2459         char_type ch;
2460         for (idx_type i = fcell; i < n; ++i) {
2461                 if (topLine(i)) {
2462                         if (leftLine(i))
2463                                 os << "+-";
2464                         else
2465                                 os << "--";
2466                         ch = '-';
2467                 } else {
2468                         os << "  ";
2469                         ch = ' ';
2470                 }
2471                 col_type column = cellColumn(i);
2472                 int len = clen[column];
2473                 while (column < column_info.size() - 1
2474                        && isPartOfMultiColumn(row, ++column))
2475                         len += clen[column] + 4;
2476                 os << docstring(len, ch);
2477                 if (topLine(i)) {
2478                         if (rightLine(i))
2479                                 os << "-+";
2480                         else
2481                                 os << "--";
2482                 } else {
2483                         os << "  ";
2484                 }
2485         }
2486         os << endl;
2487         return true;
2488 }
2489
2490
2491 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2492                                       vector<unsigned int> const & clen) const
2493 {
2494         idx_type const fcell = getFirstCellInRow(row);
2495         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2496         idx_type tmp = 0;
2497
2498         for (idx_type i = fcell; i < n; ++i) {
2499                 if (bottomLine(i)) {
2500                         ++tmp;
2501                         break;
2502                 }
2503         }
2504         if (!tmp)
2505                 return false;
2506
2507         char_type ch;
2508         for (idx_type i = fcell; i < n; ++i) {
2509                 if (bottomLine(i)) {
2510                         if (leftLine(i))
2511                                 os << "+-";
2512                         else
2513                                 os << "--";
2514                         ch = '-';
2515                 } else {
2516                         os << "  ";
2517                         ch = ' ';
2518                 }
2519                 col_type column = cellColumn(i);
2520                 int len = clen[column];
2521                 while (column < column_info.size() -1
2522                        && isPartOfMultiColumn(row, ++column))
2523                         len += clen[column] + 4;
2524                 os << docstring(len, ch);
2525                 if (bottomLine(i)) {
2526                         if (rightLine(i))
2527                                 os << "-+";
2528                         else
2529                                 os << "--";
2530                 } else {
2531                         os << "  ";
2532                 }
2533         }
2534         os << endl;
2535         return true;
2536 }
2537
2538
2539 void Tabular::plaintextPrintCell(odocstream & os,
2540                                OutputParams const & runparams,
2541                                idx_type cell, row_type row, col_type column,
2542                                vector<unsigned int> const & clen,
2543                                bool onlydata) const
2544 {
2545         odocstringstream sstr;
2546         cellInset(cell)->plaintext(sstr, runparams);
2547
2548         if (onlydata) {
2549                 os << sstr.str();
2550                 return;
2551         }
2552
2553         if (leftLine(cell))
2554                 os << "| ";
2555         else
2556                 os << "  ";
2557
2558         unsigned int len1 = sstr.str().length();
2559         unsigned int len2 = clen[column];
2560         while (column < column_info.size() -1
2561                && isPartOfMultiColumn(row, ++column))
2562                 len2 += clen[column] + 4;
2563         len2 -= len1;
2564
2565         switch (getAlignment(cell)) {
2566         default:
2567         case LYX_ALIGN_LEFT:
2568                 len1 = 0;
2569                 break;
2570         case LYX_ALIGN_RIGHT:
2571                 len1 = len2;
2572                 len2 = 0;
2573                 break;
2574         case LYX_ALIGN_CENTER:
2575                 len1 = len2 / 2;
2576                 len2 -= len1;
2577                 break;
2578         }
2579
2580         os << docstring(len1, ' ') << sstr.str()
2581            << docstring(len2, ' ');
2582
2583         if (rightLine(cell))
2584                 os << " |";
2585         else
2586                 os << "  ";
2587 }
2588
2589
2590 void Tabular::plaintext(odocstream & os,
2591                            OutputParams const & runparams, int const depth,
2592                            bool onlydata, char_type delim) const
2593 {
2594         // first calculate the width of the single columns
2595         vector<unsigned int> clen(column_info.size());
2596
2597         if (!onlydata) {
2598                 // first all non (real) multicolumn cells!
2599                 for (col_type j = 0; j < column_info.size(); ++j) {
2600                         clen[j] = 0;
2601                         for (row_type i = 0; i < row_info.size(); ++i) {
2602                                 idx_type cell = cellIndex(i, j);
2603                                 if (isMultiColumnReal(cell))
2604                                         continue;
2605                                 odocstringstream sstr;
2606                                 cellInset(cell)->plaintext(sstr, runparams);
2607                                 if (clen[j] < sstr.str().length())
2608                                         clen[j] = sstr.str().length();
2609                         }
2610                 }
2611                 // then all (real) multicolumn cells!
2612                 for (col_type j = 0; j < column_info.size(); ++j) {
2613                         for (row_type i = 0; i < row_info.size(); ++i) {
2614                                 idx_type cell = cellIndex(i, j);
2615                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2616                                         continue;
2617                                 odocstringstream sstr;
2618                                 cellInset(cell)->plaintext(sstr, runparams);
2619                                 int len = int(sstr.str().length());
2620                                 idx_type const n = columnSpan(cell);
2621                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2622                                         len -= clen[k];
2623                                 if (len > int(clen[j + n - 1]))
2624                                         clen[j + n - 1] = len;
2625                         }
2626                 }
2627         }
2628         idx_type cell = 0;
2629         for (row_type i = 0; i < row_info.size(); ++i) {
2630                 if (!onlydata && plaintextTopHLine(os, i, clen))
2631                         os << docstring(depth * 2, ' ');
2632                 for (col_type j = 0; j < column_info.size(); ++j) {
2633                         if (isPartOfMultiColumn(i, j))
2634                                 continue;
2635                         if (onlydata && j > 0)
2636                                 // we don't use operator<< for single UCS4 character.
2637                                 // see explanation in docstream.h
2638                                 os.put(delim);
2639                         plaintextPrintCell(os, runparams, cell, i, j, clen, onlydata);
2640                         ++cell;
2641                 }
2642                 os << endl;
2643                 if (!onlydata) {
2644                         os << docstring(depth * 2, ' ');
2645                         if (plaintextBottomHLine(os, i, clen))
2646                                 os << docstring(depth * 2, ' ');
2647                 }
2648         }
2649 }
2650
2651
2652 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2653 {
2654         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2655 }
2656
2657
2658 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2659                                                col_type column) const
2660 {
2661         return cell_info[row][column].inset;
2662 }
2663
2664
2665 void Tabular::setCellInset(row_type row, col_type column,
2666                               shared_ptr<InsetTableCell> ins) const
2667 {
2668         CellData & cd = cell_info[row][column];
2669         cd.inset = ins;
2670 }
2671
2672
2673 void Tabular::validate(LaTeXFeatures & features) const
2674 {
2675         features.require("NeedTabularnewline");
2676         if (use_booktabs)
2677                 features.require("booktabs");
2678         if (is_long_tabular)
2679                 features.require("longtable");
2680         if (needRotating())
2681                 features.require("rotating");
2682         for (idx_type cell = 0; cell < numberofcells; ++cell) {
2683                 if (getVAlignment(cell) != LYX_VALIGN_TOP ||
2684                      (!getPWidth(cell).zero() && !isMultiColumn(cell)))
2685                         features.require("array");
2686                 cellInset(cell)->validate(features);
2687         }
2688 }
2689
2690
2691 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2692 {
2693         ParagraphList const & parlist = cellInset(cell)->paragraphs();
2694         ParagraphList::const_iterator cit = parlist.begin();
2695         ParagraphList::const_iterator end = parlist.end();
2696
2697         for (; cit != end; ++cit)
2698                 for (int i = 0; i < cit->size(); ++i)
2699                         if (cit->isNewline(i))
2700                                 return BOX_PARBOX;
2701
2702         return BOX_NONE;
2703 }
2704
2705
2706 /////////////////////////////////////////////////////////////////////
2707 //
2708 // InsetTableCell
2709 //
2710 /////////////////////////////////////////////////////////////////////
2711
2712 InsetTableCell::InsetTableCell(Buffer & buf)
2713         : InsetText(buf), isFixedWidth(false)
2714 {}
2715
2716
2717 bool InsetTableCell::forcePlainLayout(idx_type) const
2718 {
2719         return !isFixedWidth;
2720 }
2721
2722 bool InsetTableCell::allowParagraphCustomization(idx_type) const
2723 {
2724         return isFixedWidth;
2725 }
2726
2727 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
2728         FuncStatus & status) const
2729 {
2730         bool enabled;
2731         switch (cmd.action) {
2732         case LFUN_LAYOUT:
2733                 enabled = !forcePlainLayout();
2734                 break;
2735         case LFUN_LAYOUT_PARAGRAPH:
2736                 enabled = allowParagraphCustomization();
2737                 break;
2738         default:
2739                 return InsetText::getStatus(cur, cmd, status);
2740         }
2741         status.setEnabled(enabled);
2742         return true;
2743 }
2744
2745 /////////////////////////////////////////////////////////////////////
2746 //
2747 // InsetTabular
2748 //
2749 /////////////////////////////////////////////////////////////////////
2750
2751 InsetTabular::InsetTabular(Buffer & buf, row_type rows,
2752                            col_type columns)
2753         : tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
2754         rowselect_(false), colselect_(false)
2755 {
2756         setBuffer(buf); // FIXME: remove later
2757 }
2758
2759
2760 InsetTabular::InsetTabular(InsetTabular const & tab)
2761         : Inset(tab), tabular(tab.tabular),  scx_(0)
2762 {
2763 }
2764
2765
2766 InsetTabular::~InsetTabular()
2767 {
2768         hideDialogs("tabular", this);
2769 }
2770
2771
2772 void InsetTabular::setBuffer(Buffer & buf)
2773 {
2774         tabular.setBuffer(buf);
2775         Inset::setBuffer(buf);
2776 }
2777
2778
2779 bool InsetTabular::insetAllowed(InsetCode code) const
2780 {
2781         if (code == MATHMACRO_CODE)
2782                 return false;
2783
2784         return true;
2785 }
2786
2787
2788 void InsetTabular::write(ostream & os) const
2789 {
2790         os << "Tabular" << endl;
2791         tabular.write(os);
2792 }
2793
2794
2795 docstring InsetTabular::contextMenu(BufferView const &, int, int) const
2796 {
2797         // FIXME: depending on the selection state, we could offer a different menu.
2798         return from_ascii("context-tabular");
2799 }
2800
2801
2802 void InsetTabular::read(Lexer & lex)
2803 {
2804         //bool const old_format = (lex.getString() == "\\LyXTable");
2805
2806         tabular.read(lex);
2807
2808         //if (old_format)
2809         //      return;
2810
2811         lex.next();
2812         string token = lex.getString();
2813         while (lex && token != "\\end_inset") {
2814                 lex.next();
2815                 token = lex.getString();
2816         }
2817         if (!lex)
2818                 lex.printError("Missing \\end_inset at this point. ");
2819 }
2820
2821
2822 int InsetTabular::rowFromY(Cursor & cur, int y) const
2823 {
2824         // top y coordinate of tabular
2825         int h = yo(cur.bv()) - tabular.rowAscent(0);
2826         size_t nrows = tabular.row_info.size();
2827         row_type r = 0;
2828         for (; r < nrows && y > h; ++r) {
2829                 h += tabular.rowAscent(r);
2830                 h += tabular.rowDescent(r);
2831                 h += tabular.getAdditionalHeight(r);
2832         }
2833         return r - 1;
2834 }
2835
2836
2837 int InsetTabular::columnFromX(Cursor & cur, int x) const
2838 {
2839         // left x coordinate of tabular
2840         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
2841         size_t ncols = tabular.column_info.size();
2842         col_type c = 0;
2843         for (; c < ncols && x > w; ++c)
2844                 w += tabular.columnWidth(c);
2845         return c - 1;
2846 }
2847
2848
2849 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2850 {
2851         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2852         //      mi.base.textwidth << "\n";
2853         if (!mi.base.bv) {
2854                 LYXERR0("need bv");
2855                 LASSERT(false, /**/);
2856         }
2857
2858         row_type i = 0;
2859         for (idx_type cell = 0; i < tabular.row_info.size(); ++i) {
2860                 int maxAsc = 0;
2861                 int maxDesc = 0;
2862                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
2863                         if (tabular.isPartOfMultiColumn(i, j))
2864                                 // Multicolumn cell, but not first one
2865                                 continue;
2866                         Dimension dim;
2867                         MetricsInfo m = mi;
2868                         Length p_width;
2869                         if (tabular.cell_info[i][j].multicolumn ==
2870                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2871                                 p_width = tabular.cellInfo(cell).p_width;
2872                         else
2873                                 p_width = tabular.column_info[j].p_width;
2874                         if (!p_width.zero())
2875                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2876                         tabular.cellInset(cell)->metrics(m, dim);
2877                         if (!p_width.zero())
2878                                 dim.wid = m.base.textwidth;
2879                         tabular.setCellWidth(cell, dim.wid);
2880                         maxAsc  = max(maxAsc, dim.asc);
2881                         maxDesc = max(maxDesc, dim.des);
2882                         ++cell;
2883                 }
2884                 int const top_space = tabular.row_info[i].top_space_default ?
2885                         default_line_space :
2886                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2887                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
2888                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2889                         default_line_space :
2890                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2891                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2892         }
2893         tabular.updateColumnWidths();
2894         dim.asc = tabular.rowAscent(0);
2895         dim.des = tabular.height() - dim.asc;
2896         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
2897 }
2898
2899
2900 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
2901 {
2902         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
2903         BufferView * bv = pi.base.bv;
2904
2905         // FIXME: As the full backrgound is painted in drawSelection(),
2906         // we have no choice but to do a full repaint for the Text cells.
2907         pi.full_repaint = true;
2908
2909         resetPos(bv->cursor());
2910
2911         x += scx_;
2912         x += ADD_TO_TABULAR_WIDTH;
2913
2914         bool const original_drawing_state = pi.pain.isDrawingEnabled();
2915
2916         idx_type idx = 0;
2917         first_visible_cell = Tabular::npos;
2918         for (row_type i = 0; i < tabular.row_info.size(); ++i) {
2919                 int nx = x;
2920                 int const a = tabular.rowAscent(i);
2921                 int const d = tabular.rowDescent(i);
2922                 idx = tabular.cellIndex(i, 0);
2923                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
2924                         if (tabular.isPartOfMultiColumn(i, j))
2925                                 continue;
2926                         if (first_visible_cell == Tabular::npos)
2927                                 first_visible_cell = idx;
2928
2929                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
2930                         // Cache the Inset position.
2931                         bv->coordCache().insets().add(cell(idx).get(), cx, y);
2932                         if (nx + tabular.columnWidth(idx) < 0
2933                             || nx > bv->workWidth()
2934                             || y + d < 0
2935                             || y - a > bv->workHeight()) {
2936                                 pi.pain.setDrawingEnabled(false);
2937                                 cell(idx)->draw(pi, cx, y);
2938                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2939                                 pi.pain.setDrawingEnabled(original_drawing_state);
2940                         } else {
2941                                 cell(idx)->draw(pi, cx, y);
2942                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2943                         }
2944                         nx += tabular.columnWidth(idx);
2945                         ++idx;
2946                 }
2947
2948                 if (i + 1 < tabular.row_info.size())
2949                         y += d + tabular.rowAscent(i + 1) +
2950                                 tabular.getAdditionalHeight(i + 1);
2951         }
2952 }
2953
2954
2955 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
2956 {
2957         Cursor & cur = pi.base.bv->cursor();
2958
2959         x += scx_ + ADD_TO_TABULAR_WIDTH;
2960
2961         // FIXME: it is wrong to completely paint the background
2962         // if we want to do single row painting.
2963
2964         // Paint background of current tabular
2965         int const w = tabular.width();
2966         int const h = tabular.height();
2967         int yy = y - tabular.rowAscent(0);
2968         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
2969
2970         if (!cur.selection())
2971                 return;
2972         if (&cur.inset() != this)
2973                 return;
2974
2975         //resetPos(cur);
2976
2977
2978         if (tablemode(cur)) {
2979                 row_type rs, re;
2980                 col_type cs, ce;
2981                 getSelection(cur, rs, re, cs, ce);
2982                 y -= tabular.rowAscent(0);
2983                 for (row_type j = 0; j < tabular.row_info.size(); ++j) {
2984                         int const a = tabular.rowAscent(j);
2985                         int const h = a + tabular.rowDescent(j);
2986                         int xx = x;
2987                         y += tabular.getAdditionalHeight(j);
2988                         for (col_type i = 0; i < tabular.column_info.size(); ++i) {
2989                                 if (tabular.isPartOfMultiColumn(j, i))
2990                                         continue;
2991                                 idx_type const cell =
2992                                         tabular.cellIndex(j, i);
2993                                 int const w = tabular.columnWidth(cell);
2994                                 if (i >= cs && i <= ce && j >= rs && j <= re)
2995                                         pi.pain.fillRectangle(xx, y, w, h,
2996                                                               Color_selection);
2997                                 xx += w;
2998                         }
2999                         y += h;
3000                 }
3001
3002         } else {
3003                 x += cellXPos(cur.idx());
3004                 x += tabular.getBeginningOfTextInCell(cur.idx());
3005                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3006         }
3007 }
3008
3009
3010 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3011                                  row_type row, idx_type cell, bool erased) const
3012 {
3013         int x2 = x + tabular.columnWidth(cell);
3014         bool on_off = false;
3015         ColorCode col = Color_tabularline;
3016         ColorCode onoffcol = Color_tabularonoffline;
3017
3018         if (erased) {
3019                 col = Color_deletedtext;
3020                 onoffcol = Color_deletedtext;
3021         }
3022
3023         if (!tabular.topAlreadyDrawn(cell)) {
3024                 on_off = !tabular.topLine(cell);
3025                 pain.line(x, y - tabular.rowAscent(row),
3026                           x2, y -  tabular.rowAscent(row),
3027                           on_off ? onoffcol : col,
3028                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3029         }
3030         on_off = !tabular.bottomLine(cell);
3031         pain.line(x, y + tabular.rowDescent(row),
3032                   x2, y + tabular.rowDescent(row),
3033                   on_off ? onoffcol : col,
3034                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3035         if (!tabular.leftAlreadyDrawn(cell)) {
3036                 on_off = !tabular.leftLine(cell);
3037                 pain.line(x, y -  tabular.rowAscent(row),
3038                           x, y +  tabular.rowDescent(row),
3039                           on_off ? onoffcol : col,
3040                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3041         }
3042         on_off = !tabular.rightLine(cell);
3043         pain.line(x2 - tabular.getAdditionalWidth(cell),
3044                   y -  tabular.rowAscent(row),
3045                   x2 - tabular.getAdditionalWidth(cell),
3046                   y +  tabular.rowDescent(row),
3047                   on_off ? onoffcol : col,
3048                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3049 }
3050
3051
3052 docstring InsetTabular::editMessage() const
3053 {
3054         return _("Opened table");
3055 }
3056
3057
3058 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3059 {
3060         //lyxerr << "InsetTabular::edit: " << this << endl;
3061         cur.finishUndo();
3062         cur.selection() = false;
3063         cur.push(*this);
3064         if (front) {
3065                 if (isRightToLeft(cur))
3066                         cur.idx() = tabular.getLastCellInRow(0);
3067                 else
3068                         cur.idx() = 0;
3069                 cur.pit() = 0;
3070                 cur.pos() = 0;
3071         } else {
3072                 if (isRightToLeft(cur))
3073                         cur.idx() = tabular.getFirstCellInRow(tabular.row_info.size() - 1);
3074                 else
3075                         cur.idx() = tabular.numberofcells - 1;
3076                 cur.pit() = 0;
3077                 cur.pos() = cur.lastpos(); // FIXME crude guess
3078         }
3079         // FIXME: this accesses the position cache before it is initialized
3080         //resetPos(cur);
3081         //cur.bv().fitCursor();
3082 }
3083
3084
3085 void InsetTabular::updateLabels(ParIterator const & it)
3086 {
3087         // In a longtable, tell captions what the current float is
3088         Counters & cnts = buffer().params().documentClass().counters();
3089         string const saveflt = cnts.current_float();
3090         if (tabular.is_long_tabular)
3091                 cnts.current_float("table");
3092
3093         ParIterator it2 = it;
3094         it2.forwardPos();
3095         size_t const end = it2.nargs();
3096         for ( ; it2.idx() < end; it2.top().forwardIdx())
3097                 lyx::updateLabels(buffer(), it2);
3098
3099         //reset afterwards
3100         if (tabular.is_long_tabular)
3101                 cnts.current_float(saveflt);
3102 }
3103
3104
3105 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3106 {
3107         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3108                              << "\n  cur:" << cur);
3109         CursorSlice sl = cur.top();
3110         Cursor & bvcur = cur.bv().cursor();
3111
3112         switch (cmd.action) {
3113
3114         case LFUN_MOUSE_PRESS: {
3115                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3116                 // select row
3117                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3118                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3119                         row_type r = rowFromY(cur, cmd.y);
3120                         cur.idx() = tabular.getFirstCellInRow(r);
3121                         cur.pos() = 0;
3122                         cur.resetAnchor();
3123                         cur.idx() = tabular.getLastCellInRow(r);
3124                         cur.pos() = cur.lastpos();
3125                         cur.selection() = true;
3126                         bvcur = cur;
3127                         rowselect_ = true;
3128                         break;
3129                 }
3130                 // select column
3131                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3132                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3133                         || cmd.y > y0 + tabular.height()) {
3134                         col_type c = columnFromX(cur, cmd.x);
3135                         cur.idx() = tabular.cellIndex(0, c);
3136                         cur.pos() = 0;
3137                         cur.resetAnchor();
3138                         cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3139                         cur.pos() = cur.lastpos();
3140                         cur.selection() = true;
3141                         bvcur = cur;
3142                         colselect_ = true;
3143                         break;
3144                 }
3145                 // do not reset cursor/selection if we have selected
3146                 // some cells (bug 2715).
3147                 if (cmd.button() == mouse_button::button3
3148                     && &bvcur.selBegin().inset() == this
3149                     && tablemode(bvcur))
3150                         ;
3151                 else
3152                         // Let InsetTableCell do it
3153                         cell(cur.idx())->dispatch(cur, cmd);
3154                 break;
3155         }
3156         case LFUN_MOUSE_MOTION:
3157                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3158                 if (cmd.button() == mouse_button::button1) {
3159                         // only accept motions to places not deeper nested than the real anchor
3160                         if (!bvcur.anchor_.hasPart(cur)) {
3161                                 cur.undispatched();
3162                                 break;
3163                         }
3164                         // select (additional) row
3165                         if (rowselect_) {
3166                                 row_type r = rowFromY(cur, cmd.y);
3167                                 cur.idx() = tabular.getLastCellInRow(r);
3168                                 bvcur.setCursor(cur);
3169                                 bvcur.selection() = true;
3170                                 break;
3171                         }
3172                         // select (additional) column
3173                         if (colselect_) {
3174                                 col_type c = columnFromX(cur, cmd.x);
3175                                 cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3176                                 bvcur.setCursor(cur);
3177                                 bvcur.selection() = true;
3178                                 break;
3179                         }
3180                         // only update if selection changes
3181                         if (bvcur.idx() == cur.idx() &&
3182                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3183                                 cur.noUpdate();
3184                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3185                         bvcur.setCursor(cur);
3186                         bvcur.selection() = true;
3187                 }
3188                 break;
3189
3190         case LFUN_MOUSE_RELEASE:
3191                 rowselect_ = false;
3192                 colselect_ = false;
3193                 break;
3194
3195         case LFUN_CELL_BACKWARD:
3196                 movePrevCell(cur);
3197                 cur.selection() = false;
3198                 break;
3199
3200         case LFUN_CELL_FORWARD:
3201                 moveNextCell(cur);
3202                 cur.selection() = false;
3203                 break;
3204         case LFUN_CHAR_FORWARD_SELECT:
3205         case LFUN_CHAR_FORWARD:
3206         case LFUN_CHAR_BACKWARD_SELECT:
3207         case LFUN_CHAR_BACKWARD:
3208         case LFUN_CHAR_RIGHT_SELECT:
3209         case LFUN_CHAR_RIGHT:
3210         case LFUN_CHAR_LEFT_SELECT:
3211         case LFUN_CHAR_LEFT: {
3212
3213                 // determine whether we move to next or previous cell, where to enter
3214                 // the new cell from, and which command to "finish" (i.e., exit the
3215                 // inset) with:
3216                 bool next_cell;
3217                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
3218                 FuncCode finish_lfun;
3219
3220                 if (cmd.action == LFUN_CHAR_FORWARD
3221                                 || cmd.action == LFUN_CHAR_FORWARD_SELECT) {
3222                         next_cell = true;
3223                         finish_lfun = LFUN_FINISHED_FORWARD;
3224                 }
3225                 else if (cmd.action == LFUN_CHAR_BACKWARD
3226                                 || cmd.action == LFUN_CHAR_BACKWARD_SELECT) {
3227                         next_cell = false;
3228                         finish_lfun = LFUN_FINISHED_BACKWARD;
3229                 }
3230                 // LEFT or RIGHT commands --- the interpretation will depend on the
3231                 // table's direction.
3232                 else {
3233                         bool right = (cmd.action == LFUN_CHAR_RIGHT
3234                                                         || cmd.action == LFUN_CHAR_RIGHT_SELECT);
3235                         next_cell = (isRightToLeft(cur) != right);
3236
3237                         if (lyxrc.visual_cursor) {
3238                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
3239                         }
3240
3241                         if (right)
3242                                 finish_lfun = LFUN_FINISHED_RIGHT;
3243                         else
3244                                 finish_lfun = LFUN_FINISHED_LEFT;
3245                 }
3246
3247
3248                 // finally, now that we know what we want to do, do it!
3249                 cell(cur.idx())->dispatch(cur, cmd);
3250                 if (!cur.result().dispatched()) {
3251                         // move to next/prev cell, as appropriate
3252                         LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
3253                                 << " cell from: " << int(entry_from));
3254                         if (next_cell)
3255                                 moveNextCell(cur, entry_from);
3256                         else
3257                                 movePrevCell(cur, entry_from);
3258                         // if we're exiting the table, call the appropriate FINISHED lfun
3259                         if (sl == cur.top())
3260                                 cmd = FuncRequest(finish_lfun);
3261                         else
3262                                 cur.dispatched();
3263                 }
3264                 break;
3265
3266         }
3267
3268         case LFUN_DOWN_SELECT:
3269         case LFUN_DOWN:
3270                 cell(cur.idx())->dispatch(cur, cmd);
3271                 cur.dispatched(); // override the cell's decision
3272                 if (sl == cur.top())
3273                         // if our Text didn't do anything to the cursor
3274                         // then we try to put the cursor into the cell below
3275                         // setting also the right targetX.
3276                         if (tabular.cellRow(cur.idx()) != tabular.row_info.size() - 1) {
3277                                 cur.idx() = tabular.cellBelow(cur.idx());
3278                                 cur.pit() = 0;
3279                                 TextMetrics const & tm =
3280                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3281                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3282                         }
3283                 if (sl == cur.top()) {
3284                         // we trick it to go to forward after leaving the
3285                         // tabular.
3286                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3287                         cur.undispatched();
3288                 }
3289                 break;
3290
3291         case LFUN_UP_SELECT:
3292         case LFUN_UP:
3293                 cell(cur.idx())->dispatch(cur, cmd);
3294                 cur.dispatched(); // override the cell's decision
3295                 if (sl == cur.top())
3296                         // if our Text didn't do anything to the cursor
3297                         // then we try to put the cursor into the cell above
3298                         // setting also the right targetX.
3299                         if (tabular.cellRow(cur.idx()) != 0) {
3300                                 cur.idx() = tabular.cellAbove(cur.idx());
3301                                 cur.pit() = cur.lastpit();
3302                                 Text const * text = cell(cur.idx())->getText(0);
3303                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3304                                 ParagraphMetrics const & pm =
3305                                         tm.parMetrics(cur.lastpit());
3306                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3307                         }
3308                 if (sl == cur.top()) {
3309                         cmd = FuncRequest(LFUN_UP);
3310                         cur.undispatched();
3311                 }
3312                 break;
3313
3314 //      case LFUN_SCREEN_DOWN: {
3315 //              //if (hasSelection())
3316 //              //      cur.selection() = false;
3317 //              col_type const col = tabular.cellColumn(cur.idx());
3318 //              int const t =   cur.bv().top_y() + cur.bv().height();
3319 //              if (t < yo() + tabular.getHeightOfTabular()) {
3320 //                      cur.bv().scrollDocView(t);
3321 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3322 //              } else {
3323 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3324 //              }
3325 //              cur.par() = 0;
3326 //              cur.pos() = 0;
3327 //              break;
3328 //      }
3329 //
3330 //      case LFUN_SCREEN_UP: {
3331 //              //if (hasSelection())
3332 //              //      cur.selection() = false;
3333 //              col_type const col = tabular.cellColumn(cur.idx());
3334 //              int const t =   cur.bv().top_y() + cur.bv().height();
3335 //              if (yo() < 0) {
3336 //                      cur.bv().scrollDocView(t);
3337 //                      if (yo() > 0)
3338 //                              cur.idx() = col;
3339 //                      else
3340 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3341 //              } else {
3342 //                      cur.idx() = col;
3343 //              }
3344 //              cur.par() = cur.lastpar();
3345 //              cur.pos() = cur.lastpos();
3346 //              break;
3347 //      }
3348
3349         case LFUN_LAYOUT_TABULAR:
3350                 cur.bv().showDialog("tabular", params2string(*this), this);
3351                 break;
3352
3353         case LFUN_INSET_DIALOG_UPDATE:
3354                 cur.bv().updateDialog("tabular", params2string(*this));
3355                 break;
3356
3357         case LFUN_TABULAR_FEATURE:
3358                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3359                         cur.undispatched();
3360                 break;
3361
3362         // insert file functions
3363         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3364         case LFUN_FILE_INSERT_PLAINTEXT: {
3365                 // FIXME UNICODE
3366                 docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3367                         FileName(to_utf8(cmd.argument())));
3368                 if (tmpstr.empty())
3369                         break;
3370                 cur.recordUndoInset(INSERT_UNDO);
3371                 if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3372                         // content has been replaced,
3373                         // so cursor might be invalid
3374                         cur.pos() = cur.lastpos();
3375                         cur.pit() = cur.lastpit();
3376                         bvcur.setCursor(cur);
3377                 } else
3378                         cur.undispatched();
3379                 break;
3380         }
3381
3382         case LFUN_CUT:
3383                 if (tablemode(cur)) {
3384                         if (copySelection(cur)) {
3385                                 cur.recordUndoInset(DELETE_UNDO);
3386                                 cutSelection(cur);
3387                         }
3388                 }
3389                 else
3390                         cell(cur.idx())->dispatch(cur, cmd);
3391                 break;
3392
3393         case LFUN_CHAR_DELETE_BACKWARD:
3394         case LFUN_CHAR_DELETE_FORWARD:
3395                 if (tablemode(cur)) {
3396                         cur.recordUndoInset(DELETE_UNDO);
3397                         cutSelection(cur);
3398                 }
3399                 else
3400                         cell(cur.idx())->dispatch(cur, cmd);
3401                 break;
3402
3403         case LFUN_COPY:
3404                 if (!cur.selection())
3405                         break;
3406                 if (tablemode(cur)) {
3407                         cur.finishUndo();
3408                         copySelection(cur);
3409                 } else
3410                         cell(cur.idx())->dispatch(cur, cmd);
3411                 break;
3412
3413         case LFUN_CLIPBOARD_PASTE:
3414         case LFUN_PRIMARY_SELECTION_PASTE: {
3415                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3416                         theClipboard().getAsText() :
3417                         theSelection().get();
3418                 if (clip.empty())
3419                         break;
3420                 // pass to InsertPlaintextString, but
3421                 // only if we have multi-cell content
3422                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3423                         cur.recordUndoInset(INSERT_UNDO);
3424                         if (insertPlaintextString(cur.bv(), clip, false)) {
3425                                 // content has been replaced,
3426                                 // so cursor might be invalid
3427                                 cur.pos() = cur.lastpos();
3428                                 cur.pit() = cur.lastpit();
3429                                 bvcur.setCursor(cur);
3430                                 break;
3431                         }
3432                 }
3433                 // Let the cell handle normal text
3434                 cell(cur.idx())->dispatch(cur, cmd);
3435                 break;
3436         }
3437
3438         case LFUN_PASTE:
3439                 if (!tabularStackDirty()) {
3440                         cell(cur.idx())->dispatch(cur, cmd);
3441                         break;
3442                 }
3443                 if (theClipboard().isInternal() ||
3444                     !theClipboard().hasInternal() && theClipboard().hasLyXContents()) {
3445                         cur.recordUndoInset(INSERT_UNDO);
3446                         pasteClipboard(cur);
3447                 }
3448                 break;
3449
3450         case LFUN_FONT_EMPH:
3451         case LFUN_FONT_BOLD:
3452         case LFUN_FONT_ROMAN:
3453         case LFUN_FONT_NOUN:
3454         case LFUN_FONT_ITAL:
3455         case LFUN_FONT_FRAK:
3456         case LFUN_FONT_TYPEWRITER:
3457         case LFUN_FONT_SANS:
3458         case LFUN_TEXTSTYLE_APPLY:
3459         case LFUN_TEXTSTYLE_UPDATE:
3460         case LFUN_FONT_SIZE:
3461         case LFUN_FONT_UNDERLINE:
3462         case LFUN_LANGUAGE:
3463         case LFUN_WORD_CAPITALIZE:
3464         case LFUN_WORD_UPCASE:
3465         case LFUN_WORD_LOWCASE:
3466         case LFUN_CHARS_TRANSPOSE:
3467                 if (tablemode(cur)) {
3468                         row_type rs, re;
3469                         col_type cs, ce;
3470                         getSelection(cur, rs, re, cs, ce);
3471                         Cursor tmpcur = cur;
3472                         for (row_type i = rs; i <= re; ++i) {
3473                                 for (col_type j = cs; j <= ce; ++j) {
3474                                         // cursor follows cell:
3475                                         tmpcur.idx() = tabular.cellIndex(i, j);
3476                                         // select this cell only:
3477                                         tmpcur.pit() = 0;
3478                                         tmpcur.pos() = 0;
3479                                         tmpcur.resetAnchor();
3480                                         tmpcur.pit() = tmpcur.lastpit();
3481                                         tmpcur.pos() = tmpcur.top().lastpos();
3482                                         tmpcur.setCursor(tmpcur);
3483                                         tmpcur.setSelection();
3484                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3485                                 }
3486                         }
3487                         break;
3488                 } else {
3489                         cell(cur.idx())->dispatch(cur, cmd);
3490                         break;
3491                 }
3492         default:
3493                 // we try to handle this event in the insets dispatch function.
3494                 cell(cur.idx())->dispatch(cur, cmd);
3495                 break;
3496         }
3497 }
3498
3499
3500 // function sets an object as defined in func_status.h:
3501 // states OK, Unknown, Disabled, On, Off.
3502 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3503         FuncStatus & status) const
3504 {
3505         switch (cmd.action) {
3506         case LFUN_TABULAR_FEATURE: {
3507                 int action = Tabular::LAST_ACTION;
3508                 int i = 0;
3509                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3510                         string const tmp = tabularFeature[i].feature;
3511                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3512                                 action = tabularFeature[i].action;
3513                                 break;
3514                         }
3515                 }
3516                 if (action == Tabular::LAST_ACTION) {
3517                         status.clear();
3518                         status.unknown(true);
3519                         return true;
3520                 }
3521
3522                 string const argument
3523                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3524
3525                 row_type sel_row_start = 0;
3526                 row_type sel_row_end = 0;
3527                 col_type sel_col_start = 0;
3528                 col_type sel_col_end = 0;
3529                 Tabular::ltType dummyltt;
3530                 bool flag = true;
3531
3532                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3533
3534                 switch (action) {
3535                 case Tabular::SET_PWIDTH:
3536                 case Tabular::SET_MPWIDTH:
3537                 case Tabular::SET_SPECIAL_COLUMN:
3538                 case Tabular::SET_SPECIAL_MULTI:
3539                 case Tabular::APPEND_ROW:
3540                 case Tabular::APPEND_COLUMN:
3541                 case Tabular::DELETE_ROW:
3542                 case Tabular::DELETE_COLUMN:
3543                 case Tabular::COPY_ROW:
3544                 case Tabular::COPY_COLUMN:
3545                 case Tabular::SET_TOP_SPACE:
3546                 case Tabular::SET_BOTTOM_SPACE:
3547                 case Tabular::SET_INTERLINE_SPACE:
3548                         status.clear();
3549                         return true;
3550
3551                 case Tabular::MULTICOLUMN:
3552                         status.setEnabled(sel_row_start == sel_row_end);
3553                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3554                         break;
3555
3556                 case Tabular::SET_ALL_LINES:
3557                 case Tabular::UNSET_ALL_LINES:
3558                 case Tabular::SET_BORDER_LINES:
3559                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3560                         break;
3561
3562                 case Tabular::TOGGLE_LINE_TOP:
3563                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3564                         status.setOnOff(tabular.topLine(cur.idx()));
3565                         break;
3566
3567                 case Tabular::TOGGLE_LINE_BOTTOM:
3568                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3569                         status.setOnOff(tabular.bottomLine(cur.idx()));
3570                         break;
3571
3572                 case Tabular::TOGGLE_LINE_LEFT:
3573                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3574                         status.setOnOff(tabular.leftLine(cur.idx()));
3575                         break;
3576
3577                 case Tabular::TOGGLE_LINE_RIGHT:
3578                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3579                         status.setOnOff(tabular.rightLine(cur.idx()));
3580                         break;
3581
3582                 case Tabular::M_ALIGN_LEFT:
3583                         flag = false;
3584                 case Tabular::ALIGN_LEFT:
3585                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3586                         break;
3587
3588                 case Tabular::M_ALIGN_RIGHT:
3589                         flag = false;
3590                 case Tabular::ALIGN_RIGHT:
3591                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3592                         break;
3593
3594                 case Tabular::M_ALIGN_CENTER:
3595                         flag = false;
3596                 case Tabular::ALIGN_CENTER:
3597                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3598                         break;
3599
3600                 case Tabular::ALIGN_BLOCK:
3601                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero());
3602                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3603                         break;
3604
3605                 case Tabular::M_VALIGN_TOP:
3606                         flag = false;
3607                 case Tabular::VALIGN_TOP:
3608                         status.setOnOff(
3609                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3610                         break;
3611
3612                 case Tabular::M_VALIGN_BOTTOM:
3613                         flag = false;
3614                 case Tabular::VALIGN_BOTTOM:
3615                         status.setOnOff(
3616                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3617                         break;
3618
3619                 case Tabular::M_VALIGN_MIDDLE:
3620                         flag = false;
3621                 case Tabular::VALIGN_MIDDLE:
3622                         status.setOnOff(
3623                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3624                         break;
3625
3626                 case Tabular::SET_LONGTABULAR:
3627                         status.setOnOff(tabular.is_long_tabular);
3628                         break;
3629
3630                 case Tabular::UNSET_LONGTABULAR:
3631                         status.setOnOff(!tabular.is_long_tabular);
3632                         break;
3633
3634                 case Tabular::TOGGLE_ROTATE_TABULAR:
3635                 case Tabular::SET_ROTATE_TABULAR:
3636                         status.setOnOff(tabular.rotate);
3637                         break;
3638
3639                 case Tabular::UNSET_ROTATE_TABULAR:
3640                         status.setOnOff(!tabular.rotate);
3641                         break;
3642
3643                 case Tabular::TOGGLE_ROTATE_CELL:
3644                 case Tabular::SET_ROTATE_CELL:
3645                         status.setOnOff(!oneCellHasRotationState(false,
3646                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3647                         break;
3648
3649                 case Tabular::UNSET_ROTATE_CELL:
3650                         status.setOnOff(!oneCellHasRotationState(true,
3651                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3652                         break;
3653
3654                 case Tabular::SET_USEBOX:
3655                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3656                         break;
3657
3658                 case Tabular::SET_LTFIRSTHEAD:
3659                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3660                         break;
3661
3662                 case Tabular::UNSET_LTFIRSTHEAD:
3663                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3664                         break;
3665
3666                 case Tabular::SET_LTHEAD:
3667                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3668                         break;
3669
3670                 case Tabular::UNSET_LTHEAD:
3671                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3672                         break;
3673
3674                 case Tabular::SET_LTFOOT:
3675                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3676                         break;
3677
3678                 case Tabular::UNSET_LTFOOT:
3679                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3680                         break;
3681
3682                 case Tabular::SET_LTLASTFOOT:
3683                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3684                         break;
3685
3686                 case Tabular::UNSET_LTLASTFOOT:
3687                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3688                         break;
3689
3690                 case Tabular::SET_LTNEWPAGE:
3691                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3692                         break;
3693
3694                 case Tabular::TOGGLE_LTCAPTION:
3695                         status.setEnabled(sel_row_start == sel_row_end);
3696                         status.setOnOff(tabular.ltCaption(sel_row_start));
3697                         break;
3698
3699                 case Tabular::SET_BOOKTABS:
3700                         status.setOnOff(tabular.use_booktabs);
3701                         break;
3702
3703                 case Tabular::UNSET_BOOKTABS:
3704                         status.setOnOff(!tabular.use_booktabs);
3705                         break;
3706
3707                 default:
3708                         status.clear();
3709                         status.setEnabled(false);
3710                         break;
3711                 }
3712                 return true;
3713         }
3714
3715         // These are only enabled inside tabular
3716         case LFUN_CELL_BACKWARD:
3717         case LFUN_CELL_FORWARD:
3718                 status.setEnabled(true);
3719                 return true;
3720
3721         // disable these with multiple cells selected
3722         case LFUN_INSET_INSERT:
3723         case LFUN_TABULAR_INSERT:
3724         case LFUN_FLEX_INSERT:
3725         case LFUN_FLOAT_INSERT:
3726         case LFUN_FLOAT_WIDE_INSERT:
3727         case LFUN_FOOTNOTE_INSERT:
3728         case LFUN_MARGINALNOTE_INSERT:
3729         case LFUN_MATH_INSERT:
3730         case LFUN_MATH_MODE:
3731         case LFUN_MATH_MUTATE:
3732         case LFUN_MATH_DISPLAY:
3733         case LFUN_NOTE_INSERT:
3734         case LFUN_OPTIONAL_INSERT:
3735         case LFUN_BOX_INSERT:
3736         case LFUN_BRANCH_INSERT:
3737         case LFUN_WRAP_INSERT:
3738         case LFUN_ERT_INSERT: {
3739                 if (tablemode(cur)) {
3740                         status.setEnabled(false);
3741                         return true;
3742                 } else
3743                         return cell(cur.idx())->getStatus(cur, cmd, status);
3744         }
3745
3746         // disable in non-fixed-width cells
3747         case LFUN_NEWLINE_INSERT:
3748         case LFUN_BREAK_PARAGRAPH: {
3749                 if (tabular.getPWidth(cur.idx()).zero()) {
3750                         status.setEnabled(false);
3751                         return true;
3752                 } else
3753                         return cell(cur.idx())->getStatus(cur, cmd, status);
3754         }
3755
3756         case LFUN_PASTE:
3757                 if (tabularStackDirty() && theClipboard().isInternal()) {
3758                         status.setEnabled(true);
3759                         return true;
3760                 } else
3761                         return cell(cur.idx())->getStatus(cur, cmd, status);
3762
3763         case LFUN_INSET_MODIFY:
3764                 if (insetCode(cmd.getArg(0)) == TABULAR_CODE) {
3765                         status.setEnabled(true);
3766                         return true;
3767                 }
3768                 // Fall through
3769
3770         default:
3771                 // we try to handle this event in the insets dispatch function.
3772                 return cell(cur.idx())->getStatus(cur, cmd, status);
3773         }
3774 }
3775
3776
3777 int InsetTabular::latex(odocstream & os, OutputParams const & runparams) const
3778 {
3779         return tabular.latex(os, runparams);
3780 }
3781
3782
3783 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
3784 {
3785         os << '\n'; // output table on a new line
3786         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
3787         tabular.plaintext(os, runparams, dp, false, 0);
3788         return PLAINTEXT_NEWLINE;
3789 }
3790
3791
3792 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
3793 {
3794         int ret = 0;
3795         Inset * master = 0;
3796
3797         // FIXME: Why not pass a proper DocIterator here?
3798 #if 0
3799         // if the table is inside a float it doesn't need the informaltable
3800         // wrapper. Search for it.
3801         for (master = owner(); master; master = master->owner())
3802                 if (master->lyxCode() == FLOAT_CODE)
3803                         break;
3804 #endif
3805
3806         if (!master) {
3807                 os << "<informaltable>";
3808                 ++ret;
3809         }
3810         ret += tabular.docbook(os, runparams);
3811         if (!master) {
3812                 os << "</informaltable>";
3813                 ++ret;
3814         }
3815         return ret;
3816 }
3817
3818
3819 void InsetTabular::validate(LaTeXFeatures & features) const
3820 {
3821         tabular.validate(features);
3822 }
3823
3824
3825 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
3826 {
3827         return tabular.cellInset(idx);
3828 }
3829
3830
3831 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
3832 {
3833         return tabular.cellInset(idx);
3834 }
3835
3836
3837 void InsetTabular::cursorPos(BufferView const & bv,
3838                 CursorSlice const & sl, bool boundary, int & x, int & y) const
3839 {
3840         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
3841
3842         // y offset     correction
3843         int const row = tabular.cellRow(sl.idx());
3844         for (int i = 0; i <= row; ++i) {
3845                 if (i != 0) {
3846                         y += tabular.rowAscent(i);
3847                         y += tabular.getAdditionalHeight(i);
3848                 }
3849                 if (i != row)
3850                         y += tabular.rowDescent(i);
3851         }
3852
3853         // x offset correction
3854         int const col = tabular.cellColumn(sl.idx());
3855         int idx = tabular.cellIndex(row, 0);
3856         for (int j = 0; j < col; ++j) {
3857                 if (tabular.isPartOfMultiColumn(row, j))
3858                         continue;
3859                 x += tabular.columnWidth(idx);
3860                 ++idx;
3861         }
3862         x += tabular.getBeginningOfTextInCell(idx);
3863         x += ADD_TO_TABULAR_WIDTH;
3864         x += scx_;
3865 }
3866
3867
3868 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
3869 {
3870         int xx = 0;
3871         int yy = 0;
3872         Inset const & inset = *tabular.cellInset(cell);
3873         Point o = bv.coordCache().getInsets().xy(&inset);
3874         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
3875         int const xend = xbeg + tabular.columnWidth(cell);
3876         row_type const row = tabular.cellRow(cell);
3877         int const ybeg = o.y_ - tabular.rowAscent(row) -
3878                          tabular.getAdditionalHeight(row);
3879         int const yend = o.y_ + tabular.rowDescent(row);
3880
3881         if (x < xbeg)
3882                 xx = xbeg - x;
3883         else if (x > xend)
3884                 xx = x - xend;
3885
3886         if (y < ybeg)
3887                 yy = ybeg - y;
3888         else if (y > yend)
3889                 yy = y - yend;
3890
3891         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
3892         //       << " ybeg=" << ybeg << " yend=" << yend
3893         //       << " xx=" << xx << " yy=" << yy
3894         //       << " dist=" << xx + yy << endl;
3895         return xx + yy;
3896 }
3897
3898
3899 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
3900 {
3901         //lyxerr << "InsetTabular::editXY: " << this << endl;
3902         cur.selection() = false;
3903         cur.push(*this);
3904         cur.idx() = getNearestCell(cur.bv(), x, y);
3905         resetPos(cur);
3906         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
3907 }
3908
3909
3910 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
3911 {
3912         cur.idx() = getNearestCell(cur.bv(), x, y);
3913         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
3914 }
3915
3916
3917 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
3918 {
3919         idx_type idx_min = 0;
3920         int dist_min = numeric_limits<int>::max();
3921         for (idx_type i = 0, n = nargs(); i != n; ++i) {
3922                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
3923                         int const d = dist(bv, i, x, y);
3924                         if (d < dist_min) {
3925                                 dist_min = d;
3926                                 idx_min = i;
3927                         }
3928                 }
3929         }
3930         return idx_min;
3931 }
3932
3933
3934 int InsetTabular::cellXPos(idx_type const cell) const
3935 {
3936         idx_type c = cell;
3937
3938         for (; !tabular.isFirstCellInRow(c); --c)
3939                 ;
3940         int lx = 0;
3941         for (; c < cell; ++c)
3942                 lx += tabular.columnWidth(c);
3943
3944         return lx;
3945 }
3946
3947
3948 void InsetTabular::resetPos(Cursor & cur) const
3949 {
3950         BufferView & bv = cur.bv();
3951         int const maxwidth = bv.workWidth();
3952
3953         if (&cur.inset() != this) {
3954                 scx_ = 0;
3955         } else {
3956                 int const X1 = 0;
3957                 int const X2 = maxwidth;
3958                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
3959                 int const x1 = xo(cur.bv()) + cellXPos(cur.idx()) + offset;
3960                 int const x2 = x1 + tabular.columnWidth(cur.idx());
3961
3962                 if (x1 < X1)
3963                         scx_ = X1 + 20 - x1;
3964                 else if (x2 > X2)
3965                         scx_ = X2 - 20 - x2;
3966                 else
3967                         scx_ = 0;
3968         }
3969
3970         cur.updateFlags(Update::Force | Update::FitCursor);
3971 }
3972
3973
3974 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
3975 {
3976         if (isRightToLeft(cur)) {
3977                 if (tabular.isFirstCellInRow(cur.idx())) {
3978                         row_type const row = tabular.cellRow(cur.idx());
3979                         if (row == tabular.row_info.size() - 1)
3980                                 return;
3981                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
3982                 } else {
3983                         if (cur.idx() == 0)
3984                                 return;
3985                         --cur.idx();
3986                 }
3987         } else {
3988                 if (tabular.isLastCell(cur.idx()))
3989                         return;
3990                 ++cur.idx();
3991         }
3992         cur.pit() = 0;
3993         cur.pos() = 0;
3994         cur.boundary(false);
3995
3996         // in visual mode, place cursor at extreme left or right
3997
3998         switch(entry_from) {
3999
4000         case ENTRY_DIRECTION_RIGHT:
4001                 cur.posVisToRowExtremity(false /* !left */);
4002                 break;
4003         case ENTRY_DIRECTION_LEFT:
4004                 cur.posVisToRowExtremity(true /* left */);
4005                 break;
4006         case ENTRY_DIRECTION_IGNORE:
4007                 // nothing to do in this case
4008                 break;
4009
4010         }
4011
4012         resetPos(cur);
4013 }
4014
4015
4016 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
4017 {
4018         if (isRightToLeft(cur)) {
4019                 if (tabular.isLastCellInRow(cur.idx())) {
4020                         row_type const row = tabular.cellRow(cur.idx());
4021                         if (row == 0)
4022                                 return;
4023                         cur.idx() = tabular.getFirstCellInRow(row);
4024                         cur.idx() = tabular.cellAbove(cur.idx());
4025                 } else {
4026                         if (tabular.isLastCell(cur.idx()))
4027                                 return;
4028                         ++cur.idx();
4029                 }
4030         } else {
4031                 if (cur.idx() == 0) // first cell
4032                         return;
4033                 --cur.idx();
4034         }
4035         cur.pit() = cur.lastpit();
4036         cur.pos() = cur.lastpos();
4037
4038         // in visual mode, place cursor at extreme left or right
4039
4040         switch(entry_from) {
4041
4042         case ENTRY_DIRECTION_RIGHT:
4043                 cur.posVisToRowExtremity(false /* !left */);
4044                 break;
4045         case ENTRY_DIRECTION_LEFT:
4046                 cur.posVisToRowExtremity(true /* left */);
4047                 break;
4048         case ENTRY_DIRECTION_IGNORE:
4049                 // nothing to do in this case
4050                 break;
4051
4052         }
4053
4054         // FIXME: this accesses the position cache before it is initialized
4055         //resetPos(cur);
4056 }
4057
4058
4059 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
4060 {
4061         Tabular::Feature action = Tabular::LAST_ACTION;
4062
4063         int i = 0;
4064         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4065                 string const tmp = tabularFeature[i].feature;
4066
4067                 if (tmp == what.substr(0, tmp.length())) {
4068                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
4069                         //tabularFeatures[i].feature.length()))
4070                         action = tabularFeature[i].action;
4071                         break;
4072                 }
4073         }
4074         if (action == Tabular::LAST_ACTION)
4075                 return false;
4076
4077         string const val =
4078                 ltrim(what.substr(tabularFeature[i].feature.length()));
4079         tabularFeatures(cur, action, val);
4080         return true;
4081 }
4082
4083
4084 static void checkLongtableSpecial(Tabular::ltType & ltt,
4085                           string const & special, bool & flag)
4086 {
4087         if (special == "dl_above") {
4088                 ltt.topDL = flag;
4089                 ltt.set = false;
4090         } else if (special == "dl_below") {
4091                 ltt.bottomDL = flag;
4092                 ltt.set = false;
4093         } else if (special == "empty") {
4094                 ltt.empty = flag;
4095                 ltt.set = false;
4096         } else if (flag) {
4097                 ltt.empty = false;
4098                 ltt.set = true;
4099         }
4100 }
4101
4102 bool InsetTabular::oneCellHasRotationState(bool rotated,
4103                 row_type row_start, row_type row_end,
4104                 col_type col_start, col_type col_end) const {
4105
4106         for (row_type i = row_start; i <= row_end; ++i) {
4107                 for (col_type j = col_start; j <= col_end; ++j) {
4108                         if (tabular.getRotateCell(tabular.cellIndex(i, j))
4109                                 == rotated) {
4110                                 return true;
4111                         }
4112                 }
4113         }
4114         return false;
4115 }
4116
4117 void InsetTabular::tabularFeatures(Cursor & cur,
4118         Tabular::Feature feature, string const & value)
4119 {
4120         col_type sel_col_start;
4121         col_type sel_col_end;
4122         row_type sel_row_start;
4123         row_type sel_row_end;
4124         bool setLines = false;
4125         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4126         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4127
4128         switch (feature) {
4129
4130         case Tabular::M_ALIGN_LEFT:
4131         case Tabular::ALIGN_LEFT:
4132                 setAlign = LYX_ALIGN_LEFT;
4133                 break;
4134
4135         case Tabular::M_ALIGN_RIGHT:
4136         case Tabular::ALIGN_RIGHT:
4137                 setAlign = LYX_ALIGN_RIGHT;
4138                 break;
4139
4140         case Tabular::M_ALIGN_CENTER:
4141         case Tabular::ALIGN_CENTER:
4142                 setAlign = LYX_ALIGN_CENTER;
4143                 break;
4144
4145         case Tabular::ALIGN_BLOCK:
4146                 setAlign = LYX_ALIGN_BLOCK;
4147                 break;
4148
4149         case Tabular::M_VALIGN_TOP:
4150         case Tabular::VALIGN_TOP:
4151                 setVAlign = Tabular::LYX_VALIGN_TOP;
4152                 break;
4153
4154         case Tabular::M_VALIGN_BOTTOM:
4155         case Tabular::VALIGN_BOTTOM:
4156                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4157                 break;
4158
4159         case Tabular::M_VALIGN_MIDDLE:
4160         case Tabular::VALIGN_MIDDLE:
4161                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4162                 break;
4163
4164         default:
4165                 break;
4166         }
4167
4168         cur.recordUndoInset(ATOMIC_UNDO);
4169
4170         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4171         row_type const row = tabular.cellRow(cur.idx());
4172         col_type const column = tabular.cellColumn(cur.idx());
4173         bool flag = true;
4174         Tabular::ltType ltt;
4175
4176         switch (feature) {
4177
4178         case Tabular::SET_PWIDTH: {
4179                 Length const len(value);
4180                 tabular.setColumnPWidth(cur, cur.idx(), len);
4181                 if (len.zero()
4182                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4183                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4184                 break;
4185         }
4186
4187         case Tabular::SET_MPWIDTH:
4188                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4189                 break;
4190
4191         case Tabular::SET_SPECIAL_COLUMN:
4192         case Tabular::SET_SPECIAL_MULTI:
4193                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4194                 break;
4195
4196         case Tabular::APPEND_ROW:
4197                 // append the row into the tabular
4198                 tabular.appendRow(cur.idx());
4199                 break;
4200
4201         case Tabular::APPEND_COLUMN:
4202                 // append the column into the tabular
4203                 tabular.appendColumn(cur.idx());
4204                 cur.idx() = tabular.cellIndex(row, column);
4205                 break;
4206
4207         case Tabular::DELETE_ROW:
4208                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4209                         tabular.deleteRow(sel_row_start);
4210                 if (sel_row_start >= tabular.row_info.size())
4211                         --sel_row_start;
4212                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4213                 cur.pit() = 0;
4214                 cur.pos() = 0;
4215                 cur.selection() = false;
4216                 break;
4217
4218         case Tabular::DELETE_COLUMN:
4219                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4220                         tabular.deleteColumn(sel_col_start);
4221                 if (sel_col_start >= tabular.column_info.size())
4222                         --sel_col_start;
4223                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4224                 cur.pit() = 0;
4225                 cur.pos() = 0;
4226                 cur.selection() = false;
4227                 break;
4228
4229         case Tabular::COPY_ROW:
4230                 tabular.copyRow(row);
4231                 break;
4232
4233         case Tabular::COPY_COLUMN:
4234                 tabular.copyColumn(column);
4235                 cur.idx() = tabular.cellIndex(row, column);
4236                 break;
4237
4238         case Tabular::TOGGLE_LINE_TOP: {
4239                 bool lineSet = !tabular.topLine(cur.idx());
4240                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4241                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4242                                 tabular.setTopLine(tabular.cellIndex(i, j), lineSet);
4243                 break;
4244         }
4245
4246         case Tabular::TOGGLE_LINE_BOTTOM: {
4247                 bool lineSet = !tabular.bottomLine(cur.idx());
4248                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4249                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4250                                 tabular.setBottomLine(tabular.cellIndex(i, j), lineSet);
4251                 break;
4252         }
4253
4254         case Tabular::TOGGLE_LINE_LEFT: {
4255                 bool lineSet = !tabular.leftLine(cur.idx());
4256                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4257                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4258                                 tabular.setLeftLine(tabular.cellIndex(i, j), lineSet);
4259                 break;
4260         }
4261
4262         case Tabular::TOGGLE_LINE_RIGHT: {
4263                 bool lineSet = !tabular.rightLine(cur.idx());
4264                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4265                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4266                                 tabular.setRightLine(tabular.cellIndex(i, j), lineSet);
4267                 break;
4268         }
4269
4270         case Tabular::M_ALIGN_LEFT:
4271         case Tabular::M_ALIGN_RIGHT:
4272         case Tabular::M_ALIGN_CENTER:
4273                 flag = false;
4274         case Tabular::ALIGN_LEFT:
4275         case Tabular::ALIGN_RIGHT:
4276         case Tabular::ALIGN_CENTER:
4277         case Tabular::ALIGN_BLOCK:
4278                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4279                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4280                                 tabular.setAlignment(tabular.cellIndex(i, j), setAlign, flag);
4281                 break;
4282
4283         case Tabular::M_VALIGN_TOP:
4284         case Tabular::M_VALIGN_BOTTOM:
4285         case Tabular::M_VALIGN_MIDDLE:
4286                 flag = false;
4287         case Tabular::VALIGN_TOP:
4288         case Tabular::VALIGN_BOTTOM:
4289         case Tabular::VALIGN_MIDDLE:
4290                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4291                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4292                                 tabular.setVAlignment(tabular.cellIndex(i, j), setVAlign, flag);
4293                 break;
4294
4295         case Tabular::MULTICOLUMN: {
4296                 if (!cur.selection()) {
4297                         // just multicol for one single cell
4298                         // check whether we are completely in a multicol
4299                         if (tabular.isMultiColumn(cur.idx()))
4300                                 tabular.unsetMultiColumn(cur.idx());
4301                         else
4302                                 tabular.setMultiColumn(cur.idx(), 1);
4303                         break;
4304                 }
4305                 // we have a selection so this means we just add all this
4306                 // cells to form a multicolumn cell
4307                 idx_type const s_start = cur.selBegin().idx();
4308                 idx_type const s_end = cur.selEnd().idx();
4309                 tabular.setMultiColumn(s_start, s_end - s_start + 1);
4310                 cur.idx() = s_start;
4311                 cur.pit() = 0;
4312                 cur.pos() = 0;
4313                 cur.selection() = false;
4314                 break;
4315         }
4316
4317         case Tabular::SET_ALL_LINES:
4318                 setLines = true;
4319         case Tabular::UNSET_ALL_LINES:
4320                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4321                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4322                                 tabular.setAllLines(
4323                                         tabular.cellIndex(i,j), setLines);
4324                 break;
4325
4326         case Tabular::SET_BORDER_LINES:
4327                 for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4328                         tabular.setLeftLine(tabular.cellIndex(i, sel_col_start), true);
4329                         tabular.setRightLine(tabular.cellIndex(i, sel_col_end), true);
4330                 }
4331                 for (col_type j = sel_col_start; j <= sel_col_end; ++j) {
4332                         tabular.setTopLine(tabular.cellIndex(sel_row_start, j), true);
4333                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, j), true);
4334                 }
4335                 break;
4336
4337         case Tabular::SET_LONGTABULAR:
4338                 tabular.is_long_tabular = true;
4339                 break;
4340
4341         case Tabular::UNSET_LONGTABULAR:
4342                 tabular.is_long_tabular = false;
4343                 break;
4344
4345         case Tabular::SET_ROTATE_TABULAR:
4346                 tabular.rotate = true;
4347                 break;
4348
4349         case Tabular::UNSET_ROTATE_TABULAR:
4350                 tabular.rotate = false;
4351                 break;
4352
4353         case Tabular::TOGGLE_ROTATE_TABULAR:
4354                 tabular.rotate = !tabular.rotate;
4355                 break;
4356
4357         case Tabular::SET_ROTATE_CELL:
4358                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4359                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4360                                 tabular.setRotateCell(
4361                                         tabular.cellIndex(i, j), true);
4362                 break;
4363
4364         case Tabular::UNSET_ROTATE_CELL:
4365                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4366                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4367                                 tabular.setRotateCell(tabular.cellIndex(i, j), false);
4368                 break;
4369
4370         case Tabular::TOGGLE_ROTATE_CELL:
4371                 {
4372                 bool oneNotRotated = oneCellHasRotationState(false,
4373                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4374
4375                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4376                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4377                                 tabular.setRotateCell(tabular.cellIndex(i, j),
4378                                                                           oneNotRotated);
4379                 }
4380                 break;
4381
4382         case Tabular::SET_USEBOX: {
4383                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4384                 if (val == tabular.getUsebox(cur.idx()))
4385                         val = Tabular::BOX_NONE;
4386                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4387                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4388                                 tabular.setUsebox(tabular.cellIndex(i, j), val);
4389                 break;
4390         }
4391
4392         case Tabular::UNSET_LTFIRSTHEAD:
4393                 flag = false;
4394         case Tabular::SET_LTFIRSTHEAD:
4395                 tabular.getRowOfLTFirstHead(row, ltt);
4396                 checkLongtableSpecial(ltt, value, flag);
4397                 tabular.setLTHead(row, flag, ltt, true);
4398                 break;
4399
4400         case Tabular::UNSET_LTHEAD:
4401                 flag = false;
4402         case Tabular::SET_LTHEAD:
4403                 tabular.getRowOfLTHead(row, ltt);
4404                 checkLongtableSpecial(ltt, value, flag);
4405                 tabular.setLTHead(row, flag, ltt, false);
4406                 break;
4407
4408         case Tabular::UNSET_LTFOOT:
4409                 flag = false;
4410         case Tabular::SET_LTFOOT:
4411                 tabular.getRowOfLTFoot(row, ltt);
4412                 checkLongtableSpecial(ltt, value, flag);
4413                 tabular.setLTFoot(row, flag, ltt, false);
4414                 break;
4415
4416         case Tabular::UNSET_LTLASTFOOT:
4417                 flag = false;
4418         case Tabular::SET_LTLASTFOOT:
4419                 tabular.getRowOfLTLastFoot(row, ltt);
4420                 checkLongtableSpecial(ltt, value, flag);
4421                 tabular.setLTFoot(row, flag, ltt, true);
4422                 break;
4423
4424         case Tabular::SET_LTNEWPAGE:
4425                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4426                 break;
4427
4428         case Tabular::TOGGLE_LTCAPTION:
4429                 cur.idx() = tabular.setLTCaption(row, !tabular.ltCaption(row));
4430                 cur.pit() = 0;
4431                 cur.pos() = 0;
4432                 cur.selection() = false;
4433                 break;
4434
4435         case Tabular::SET_BOOKTABS:
4436                 tabular.use_booktabs = true;
4437                 break;
4438
4439         case Tabular::UNSET_BOOKTABS:
4440                 tabular.use_booktabs = false;
4441                 break;
4442
4443         case Tabular::SET_TOP_SPACE: {
4444                 Length len;
4445                 if (value == "default")
4446                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4447                                 tabular.row_info[i].top_space_default = true;
4448                 else if (isValidLength(value, &len))
4449                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4450                                 tabular.row_info[i].top_space_default = false;
4451                                 tabular.row_info[i].top_space = len;
4452                         }
4453                 else
4454                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4455                                 tabular.row_info[i].top_space_default = false;
4456                                 tabular.row_info[i].top_space = len;
4457                         }
4458                 break;
4459         }
4460
4461         case Tabular::SET_BOTTOM_SPACE: {
4462                 Length len;
4463                 if (value == "default")
4464                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4465                                 tabular.row_info[i].bottom_space_default = true;
4466                 else if (isValidLength(value, &len))
4467                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4468                                 tabular.row_info[i].bottom_space_default = false;
4469                                 tabular.row_info[i].bottom_space = len;
4470                         }
4471                 else
4472                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4473                                 tabular.row_info[i].bottom_space_default = false;
4474                                 tabular.row_info[i].bottom_space = len;
4475                         }
4476                 break;
4477         }
4478
4479         case Tabular::SET_INTERLINE_SPACE: {
4480                 Length len;
4481                 if (value == "default")
4482                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4483                                 tabular.row_info[i].interline_space_default = true;
4484                 else if (isValidLength(value, &len))
4485                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4486                                 tabular.row_info[i].interline_space_default = false;
4487                                 tabular.row_info[i].interline_space = len;
4488                         }
4489                 else
4490                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4491                                 tabular.row_info[i].interline_space_default = false;
4492                                 tabular.row_info[i].interline_space = len;
4493                         }
4494                 break;
4495         }
4496
4497         // dummy stuff just to avoid warnings
4498         case Tabular::LAST_ACTION:
4499                 break;
4500         }
4501 }
4502
4503
4504 bool InsetTabular::showInsetDialog(BufferView * bv) const
4505 {
4506         bv->showDialog("tabular", params2string(*this),
4507                 const_cast<InsetTabular *>(this));
4508         return true;
4509 }
4510
4511
4512 void InsetTabular::openLayoutDialog(BufferView * bv) const
4513 {
4514         bv->showDialog("tabular", params2string(*this),
4515                 const_cast<InsetTabular *>(this));
4516 }
4517
4518
4519 bool InsetTabular::copySelection(Cursor & cur)
4520 {
4521         if (!cur.selection())
4522                 return false;
4523
4524         row_type rs, re;
4525         col_type cs, ce;
4526         getSelection(cur, rs, re, cs, ce);
4527
4528         paste_tabular.reset(new Tabular(tabular));
4529
4530         for (row_type i = 0; i < rs; ++i)
4531                 paste_tabular->deleteRow(0);
4532
4533         row_type const rows = re - rs + 1;
4534         while (paste_tabular->row_info.size() > rows)
4535                 paste_tabular->deleteRow(rows);
4536
4537         for (col_type i = 0; i < cs; ++i)
4538                 paste_tabular->deleteColumn(0);
4539
4540         col_type const columns = ce - cs + 1;
4541         while (paste_tabular->column_info.size() > columns)
4542                 paste_tabular->deleteColumn(columns);
4543
4544         paste_tabular->setBuffer(tabular.buffer());
4545
4546         odocstringstream os;
4547         OutputParams const runparams(0);
4548         paste_tabular->plaintext(os, runparams, 0, true, '\t');
4549         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4550         cap::copySelection(cur, os.str());
4551
4552         // mark tabular stack dirty
4553         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4554         // when we (hopefully) have a one-for-all paste mechanism.
4555         // This must be called after cap::copySelection.
4556         dirtyTabularStack(true);
4557
4558         return true;
4559 }
4560
4561
4562 bool InsetTabular::pasteClipboard(Cursor & cur)
4563 {
4564         if (!paste_tabular)
4565                 return false;
4566         col_type const actcol = tabular.cellColumn(cur.idx());
4567         row_type const actrow = tabular.cellRow(cur.idx());
4568         for (row_type r1 = 0, r2 = actrow;
4569              r1 < paste_tabular->row_info.size() && r2 < tabular.row_info.size();
4570              ++r1, ++r2) {
4571                 for (col_type c1 = 0, c2 = actcol;
4572                     c1 < paste_tabular->column_info.size() && c2 < tabular.column_info.size();
4573                     ++c1, ++c2) {
4574                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4575                             tabular.isPartOfMultiColumn(r2, c2))
4576                                 continue;
4577                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4578                                 --c2;
4579                                 continue;
4580                         }
4581                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4582                                 --c1;
4583                                 continue;
4584                         }
4585                         shared_ptr<InsetTableCell> inset(
4586                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
4587                         tabular.setCellInset(r2, c2, inset);
4588                         // FIXME: change tracking (MG)
4589                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4590                                                 Change::INSERTED : Change::UNCHANGED));
4591                         cur.pos() = 0;
4592                 }
4593         }
4594         return true;
4595 }
4596
4597
4598 void InsetTabular::cutSelection(Cursor & cur)
4599 {
4600         if (!cur.selection())
4601                 return;
4602
4603         row_type rs, re;
4604         col_type cs, ce;
4605         getSelection(cur, rs, re, cs, ce);
4606         for (row_type i = rs; i <= re; ++i) {
4607                 for (col_type j = cs; j <= ce; ++j) {
4608                         shared_ptr<InsetTableCell> t
4609                                 = cell(tabular.cellIndex(i, j));
4610                         if (cur.buffer().params().trackChanges)
4611                                 // FIXME: Change tracking (MG)
4612                                 t->setChange(Change(Change::DELETED));
4613                         else
4614                                 t->clear();
4615                 }
4616         }
4617
4618         // cursor position might be invalid now
4619         if (cur.pit() > cur.lastpit())
4620                 cur.pit() = cur.lastpit();
4621         if (cur.pos() > cur.lastpos())
4622                 cur.pos() = cur.lastpos();
4623         cur.clearSelection();
4624 }
4625
4626
4627 bool InsetTabular::isRightToLeft(Cursor & cur) const
4628 {
4629         LASSERT(cur.depth() > 1, /**/);
4630         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4631         pos_type const parentpos = cur[cur.depth() - 2].pos();
4632         return parentpar.getFontSettings(cur.bv().buffer().params(),
4633                                          parentpos).language()->rightToLeft();
4634 }
4635
4636
4637 void InsetTabular::getSelection(Cursor & cur,
4638         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4639 {
4640         CursorSlice const & beg = cur.selBegin();
4641         CursorSlice const & end = cur.selEnd();
4642         cs = tabular.cellColumn(beg.idx());
4643         ce = tabular.cellColumn(end.idx());
4644         if (cs > ce) {
4645                 ce = cs;
4646                 cs = tabular.cellColumn(end.idx());
4647         } else {
4648                 ce = tabular.cellRightColumn(end.idx());
4649         }
4650
4651         rs = tabular.cellRow(beg.idx());
4652         re = tabular.cellRow(end.idx());
4653         if (rs > re)
4654                 swap(rs, re);
4655 }
4656
4657
4658 Text * InsetTabular::getText(int idx) const
4659 {
4660         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4661 }
4662
4663
4664 void InsetTabular::setChange(Change const & change)
4665 {
4666         for (idx_type idx = 0; idx < nargs(); ++idx)
4667                 cell(idx)->setChange(change);
4668 }
4669
4670
4671 void InsetTabular::acceptChanges(BufferParams const & bparams)
4672 {
4673         for (idx_type idx = 0; idx < nargs(); ++idx)
4674                 cell(idx)->acceptChanges(bparams);
4675 }
4676
4677
4678 void InsetTabular::rejectChanges(BufferParams const & bparams)
4679 {
4680         for (idx_type idx = 0; idx < nargs(); ++idx)
4681                 cell(idx)->rejectChanges(bparams);
4682 }
4683
4684
4685 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
4686 {
4687         return tabular.getPWidth(cell).zero();
4688 }
4689
4690
4691 bool InsetTabular::forcePlainLayout(idx_type cell) const
4692 {
4693         return !tabular.getPWidth(cell).zero();
4694 }
4695
4696
4697 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4698                                      bool usePaste)
4699 {
4700         if (buf.length() <= 0)
4701                 return true;
4702
4703         col_type cols = 1;
4704         row_type rows = 1;
4705         col_type maxCols = 1;
4706         size_t const len = buf.length();
4707         size_t p = 0;
4708
4709         while (p < len &&
4710                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4711                 switch (buf[p]) {
4712                 case '\t':
4713                         ++cols;
4714                         break;
4715                 case '\n':
4716                         if (p + 1 < len)
4717                                 ++rows;
4718                         maxCols = max(cols, maxCols);
4719                         cols = 1;
4720                         break;
4721                 }
4722                 ++p;
4723         }
4724         maxCols = max(cols, maxCols);
4725         Tabular * loctab;
4726         idx_type cell = 0;
4727         col_type ocol = 0;
4728         row_type row = 0;
4729         if (usePaste) {
4730                 paste_tabular.reset(new Tabular(buffer(), rows, maxCols));
4731                 loctab = paste_tabular.get();
4732                 cols = 0;
4733                 dirtyTabularStack(true);
4734         } else {
4735                 loctab = &tabular;
4736                 cell = bv.cursor().idx();
4737                 ocol = tabular.cellColumn(cell);
4738                 row = tabular.cellRow(cell);
4739         }
4740
4741         size_t op = 0;
4742         idx_type const cells = loctab->numberofcells;
4743         p = 0;
4744         cols = ocol;
4745         rows = loctab->row_info.size();
4746         col_type const columns = loctab->column_info.size();
4747
4748         while (cell < cells && p < len && row < rows &&
4749                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4750         {
4751                 if (p >= len)
4752                         break;
4753                 switch (buf[p]) {
4754                 case '\t':
4755                         // we can only set this if we are not too far right
4756                         if (cols < columns) {
4757                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4758                                 Font const font = bv.textMetrics(&inset->text()).
4759                                         displayFont(0, 0);
4760                                 inset->setText(buf.substr(op, p - op), font,
4761                                                buffer().params().trackChanges);
4762                                 ++cols;
4763                                 ++cell;
4764                         }
4765                         break;
4766                 case '\n':
4767                         // we can only set this if we are not too far right
4768                         if (cols < columns) {
4769                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
4770                                 Font const font = bv.textMetrics(&inset->text()).
4771                                         displayFont(0, 0);
4772                                 inset->setText(buf.substr(op, p - op), font,
4773                                                buffer().params().trackChanges);
4774                         }
4775                         cols = ocol;
4776                         ++row;
4777                         if (row < rows)
4778                                 cell = loctab->cellIndex(row, cols);
4779                         break;
4780                 }
4781                 ++p;
4782                 op = p;
4783         }
4784         // check for the last cell if there is no trailing '\n'
4785         if (cell < cells && op < len) {
4786                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4787                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
4788                 inset->setText(buf.substr(op, len - op), font,
4789                         buffer().params().trackChanges);
4790         }
4791         return true;
4792 }
4793
4794
4795 void InsetTabular::addPreview(PreviewLoader & loader) const
4796 {
4797         row_type const rows = tabular.row_info.size();
4798         col_type const columns = tabular.column_info.size();
4799         for (row_type i = 0; i < rows; ++i) {
4800                 for (col_type j = 0; j < columns; ++j)
4801                         tabular.cellInset(i, j)->addPreview(loader);
4802         }
4803 }
4804
4805
4806 bool InsetTabular::tablemode(Cursor & cur) const
4807 {
4808         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4809 }
4810
4811
4812 bool InsetTabular::completionSupported(Cursor const & cur) const
4813 {
4814         Cursor const & bvCur = cur.bv().cursor();
4815         if (&bvCur.inset() != this)
4816                 return false;
4817         return cur.text()->completionSupported(cur);
4818 }
4819
4820
4821 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
4822 {
4823         return completionSupported(cur);
4824 }
4825
4826
4827 bool InsetTabular::automaticInlineCompletion() const
4828 {
4829         return lyxrc.completion_inline_text;
4830 }
4831
4832
4833 bool InsetTabular::automaticPopupCompletion() const
4834 {
4835         return lyxrc.completion_popup_text;
4836 }
4837
4838
4839 bool InsetTabular::showCompletionCursor() const
4840 {
4841         return lyxrc.completion_cursor_text;
4842 }
4843
4844
4845 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
4846 {
4847         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
4848 }
4849
4850
4851 docstring InsetTabular::completionPrefix(Cursor const & cur) const
4852 {
4853         if (!completionSupported(cur))
4854                 return docstring();
4855         return cur.text()->completionPrefix(cur);
4856 }
4857
4858
4859 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
4860 {
4861         if (!completionSupported(cur))
4862                 return false;
4863
4864         return cur.text()->insertCompletion(cur, s, finished);
4865 }
4866
4867
4868 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
4869                                     Dimension & dim) const
4870 {
4871         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
4872         tm.completionPosAndDim(cur, x, y, dim);
4873 }
4874
4875
4876 void InsetTabular::string2params(string const & in, InsetTabular & inset)
4877 {
4878         istringstream data(in);
4879         Lexer lex;
4880         lex.setStream(data);
4881
4882         if (in.empty())
4883                 return;
4884
4885         string token;
4886         lex >> token;
4887         if (!lex || token != "tabular") {
4888                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
4889                 return;
4890         }
4891
4892         // This is part of the inset proper that is usually swallowed
4893         // by Buffer::readInset
4894         lex >> token;
4895         if (!lex || token != "Tabular") {
4896                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
4897                 return;
4898         }
4899
4900         inset.read(lex);
4901 }
4902
4903
4904 string InsetTabular::params2string(InsetTabular const & inset)
4905 {
4906         ostringstream data;
4907         data << "tabular" << ' ';
4908         inset.write(data);
4909         data << "\\end_inset\n";
4910         return data.str();
4911 }
4912
4913
4914 } // namespace lyx