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/lassert.h"
  54 #include "support/convert.h"
  55 #include "support/debug.h"
  56 #include "support/docstream.h"
  57 #include "support/FileName.h"
  58 #include "support/gettext.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 const & buf, Tabular const & table)
 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, this, &table))
 488 {
 489         inset->setBuffer(const_cast<Buffer &>(buf));
 490         inset->paragraphs().back().setLayout(buf.params().documentClass().emptyLayout());
 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         inset->setCellData(this);
 511 }
 512
 513
 514 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 515 {
 516         swap(cs);
 517         return *this;
 518 }
 519
 520
 521 void Tabular::CellData::swap(CellData & rhs)
 522 {
 523         std::swap(cellno, rhs.cellno);
 524         std::swap(width, rhs.width);
 525         std::swap(multicolumn, rhs.multicolumn);
 526         std::swap(alignment, rhs.alignment);
 527         std::swap(valignment, rhs.valignment);
 528         std::swap(top_line, rhs.top_line);
 529         std::swap(bottom_line, rhs.bottom_line);
 530         std::swap(left_line, rhs.left_line);
 531         std::swap(right_line, rhs.right_line);
 532         std::swap(usebox, rhs.usebox);
 533         std::swap(rotate, rhs.rotate);
 534         std::swap(align_special, rhs.align_special);
 535         p_width.swap(rhs.p_width);
 536         inset.swap(rhs.inset);
 537 }
 538
 539
 540 Tabular::RowData::RowData()
 541         : ascent(0),
 542           descent(0),
 543           top_space_default(false),
 544           bottom_space_default(false),
 545           interline_space_default(false),
 546           endhead(false),
 547           endfirsthead(false),
 548           endfoot(false),
 549           endlastfoot(false),
 550           newpage(false),
 551           caption(false)
 552 {}
 553
 554
 555 Tabular::ColumnData::ColumnData()
 556         : alignment(LYX_ALIGN_CENTER),
 557           valignment(LYX_VALIGN_TOP),
 558           width(0)
 559 {
 560 }
 561
 562
 563 Tabular::ltType::ltType()
 564         : topDL(false),
 565           bottomDL(false),
 566           empty(false)
 567 {}
 568
 569
 570 Tabular::Tabular(Buffer const & buffer, row_type rows_arg, col_type columns_arg)
 571 {
 572         init(buffer, rows_arg, columns_arg);
 573 }
 574
 575
 576 // activates all lines and sets all widths to 0
 577 void Tabular::init(Buffer const & buf, row_type rows_arg,
 578                       col_type columns_arg)
 579 {
 580         buffer_ = &buf;
 581         row_info = row_vector(rows_arg);
 582         column_info = column_vector(columns_arg);
 583         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf, *this)));
 584         row_info.reserve(10);
 585         column_info.reserve(10);
 586         cell_info.reserve(100);
 587         updateIndexes();
 588         is_long_tabular = false;
 589         rotate = false;
 590         use_booktabs = false;
 591         size_t row_count = row_info.size();
 592         size_t column_count = column_info.size();
 593         // set silly default lines
 594         for (row_type i = 0; i < row_count; ++i)
 595                 for (col_type j = 0; j < column_count; ++j) {
 596                         cell_info[i][j].top_line = true;
 597                         cell_info[i][j].left_line = true;
 598                         cell_info[i][j].bottom_line = i == 0 || i == row_count - 1;
 599                         cell_info[i][j].right_line = j == column_count - 1;
 600                 }
 601 }
 602
 603
 604 void Tabular::appendRow(idx_type const cell)
 605 {
 606         BufferParams const & bp = buffer().params();
 607         row_type const row = cellRow(cell);
 608
 609         row_vector::iterator rit = row_info.begin() + row;
 610         row_info.insert(rit, RowData());
 611         // now set the values of the row before
 612         row_info[row] = row_info[row + 1];
 613
 614         row_type const nrows = row_info.size();
 615         col_type const ncols = column_info.size();
 616
 617         cell_vvector old(nrows - 1);
 618         for (row_type i = 0; i < nrows - 1; ++i)
 619                 swap(cell_info[i], old[i]);
 620
 621         cell_info = cell_vvector(nrows, cell_vector(ncols, CellData(buffer(), *this)));
 622
 623         for (row_type i = 0; i <= row; ++i)
 624                 swap(cell_info[i], old[i]);
 625         for (row_type i = row + 2; i < nrows; ++i)
 626                 swap(cell_info[i], old[i - 1]);
 627
 628         updateIndexes();
 629         for (col_type c = 0; c < ncols; ++c) {
 630                 // inherit line settings
 631                 idx_type const i = cellIndex(row + 1, c);
 632                 idx_type const j = cellIndex(row, c);
 633                 setLeftLine(i, leftLine(j));
 634                 setRightLine(i, rightLine(j));
 635                 setTopLine(i, topLine(j));
 636                 if (topLine(j) && bottomLine(j)) {
 637                         setBottomLine(i, true);
 638                         setBottomLine(j, false);
 639                 }
 640                 // mark track changes
 641                 if (bp.trackChanges)
 642                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 643         }
 644 }
 645
 646
 647 void Tabular::deleteRow(row_type const row)
 648 {
 649         // Not allowed to delete last row
 650         if (row_info.size() == 1)
 651                 return;
 652
 653         row_info.erase(row_info.begin() + row);
 654         cell_info.erase(cell_info.begin() + row);
 655         updateIndexes();
 656 }
 657
 658
 659 void Tabular::copyRow(row_type const row)
 660 {
 661         row_info.insert(row_info.begin() + row, row_info[row]);
 662         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 663
 664         if (buffer().params().trackChanges)
 665                 for (col_type j = 0; j < column_info.size(); ++j)
 666                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 667
 668         updateIndexes();
 669 }
 670
 671
 672 void Tabular::appendColumn(idx_type const cell)
 673 {
 674         col_type const c = cellColumn(cell);
 675         column_vector::iterator cit = column_info.begin() + c + 1;
 676         column_info.insert(cit, ColumnData());
 677         row_type const nrows = row_info.size();
 678         // set the column values of the column before
 679         column_info[c + 1] = column_info[c];
 680
 681         for (row_type r = 0; r < nrows; ++r) {
 682                 cell_info[r].insert(cell_info[r].begin() + c + 1,
 683                         CellData(buffer(), *this));
 684                 if (cell_info[r][c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 685                         cell_info[r][c + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 686                 else
 687                         cell_info[r][c + 1].multicolumn = cell_info[r][c].multicolumn;
 688         }
 689         updateIndexes();
 690         for (row_type r = 0; r < nrows; ++r) {
 691                 // inherit line settings
 692                 idx_type const i = cellIndex(r, c + 1);
 693                 idx_type const j = cellIndex(r, c);
 694                 setBottomLine(i, bottomLine(j));
 695                 setTopLine(i, topLine(j));
 696                 setLeftLine(i, leftLine(j));
 697                 if (rightLine(j) && rightLine(j)) {
 698                         setRightLine(i, true);
 699                         setRightLine(j, false);
 700                 }
 701                 //
 702                 cellInfo(i).inset->clear();
 703                 if (buffer().params().trackChanges)
 704                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 705         }
 706 }
 707
 708
 709 void Tabular::deleteColumn(col_type const column)
 710 {
 711         // Not allowed to delete last column
 712         if (column_info.size() == 1)
 713                 return;
 714
 715         column_info.erase(column_info.begin() + column);
 716         size_t row_count = row_info.size();
 717         for (row_type i = 0; i < row_count; ++i) {
 718                 // Care about multicolumn cells
 719                 if (column + 1 < column_info.size() &&
 720                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 721                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 722                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 723                 }
 724                 cell_info[i].erase(cell_info[i].begin() + column);
 725         }
 726         updateIndexes();
 727 }
 728
 729
 730 void Tabular::copyColumn(col_type const column)
 731 {
 732         BufferParams const & bp = buffer().params();
 733         column_info.insert(column_info.begin() + column, column_info[column]);
 734
 735         size_t row_count = row_info.size();
 736         for (row_type i = 0; i < row_count; ++i)
 737                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 738
 739         if (bp.trackChanges)
 740                 for (row_type i = 0; i < row_count; ++i)
 741                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 742         updateIndexes();
 743 }
 744
 745
 746 void Tabular::updateIndexes()
 747 {
 748         col_type ncols = column_info.size();
 749         row_type nrows = row_info.size();
 750         numberofcells = 0;
 751         for (row_type row = 0; row < nrows; ++row)
 752                 for (col_type column = 0; column < ncols; ++column) {
 753                         if (!isPartOfMultiColumn(row, column))
 754                                 ++numberofcells;
 755                         cell_info[row][column].cellno = numberofcells - 1;
 756                 }
 757
 758         rowofcell.resize(numberofcells);
 759         columnofcell.resize(numberofcells);
 760         idx_type i = 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                                 continue;
 765                         rowofcell[i] = row;
 766                         columnofcell[i] = column;
 767                         ++i;
 768                 }
 769 }
 770
 771
 772 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 773 {
 774         row_type const row = cellRow(cell);
 775         idx_type result = 0;
 776         for (col_type i = 0; i < column_info.size(); ++i)
 777                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 778                         ++result;
 779         return result;
 780 }
 781
 782
 783 bool Tabular::topLine(idx_type const cell) const
 784 {
 785         return cellInfo(cell).top_line;
 786 }
 787
 788
 789 bool Tabular::bottomLine(idx_type const cell) const
 790 {
 791         return cellInfo(cell).bottom_line;
 792 }
 793
 794
 795 bool Tabular::leftLine(idx_type cell) const
 796 {
 797         if (use_booktabs)
 798                 return false;
 799         return cellInfo(cell).left_line;
 800 }
 801
 802
 803 bool Tabular::rightLine(idx_type cell) const
 804 {
 805         if (use_booktabs)
 806                 return false;
 807         return cellInfo(cell).right_line;
 808 }
 809
 810
 811 bool Tabular::topAlreadyDrawn(idx_type cell) const
 812 {
 813         row_type row = cellRow(cell);
 814         if (row == 0)
 815                 return false;
 816         idx_type i = cellIndex(row - 1, cellColumn(cell));
 817         return !rowTopLine(row) && bottomLine(i);
 818 }
 819
 820
 821 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 822 {
 823         col_type col = cellColumn(cell);
 824         if (col == 0)
 825                 return false;
 826         idx_type i = cellIndex(cellRow(cell), col - 1);
 827         return rightLine(i) && !leftLine(cell);
 828 }
 829
 830
 831 bool Tabular::isLastRow(idx_type cell) const
 832 {
 833         return cellRow(cell) == row_info.size() - 1;
 834 }
 835
 836
 837 int Tabular::getAdditionalHeight(row_type row) const
 838 {
 839         if (!row || row >= row_info.size())
 840                 return 0;
 841
 842         int const interline_space = row_info[row - 1].interline_space_default ?
 843                 default_line_space :
 844                 row_info[row - 1].interline_space.inPixels(width());
 845         if (rowTopLine(row) && rowBottomLine(row - 1))
 846                 return interline_space + WIDTH_OF_LINE;
 847         return interline_space;
 848 }
 849
 850
 851 int Tabular::getAdditionalWidth(idx_type cell) const
 852 {
 853         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 854         if (rightLine(cell)
 855                 && nextcol < column_info.size() && leftLine(cellIndex(cellRow(cell), nextcol)))
 856                 return WIDTH_OF_LINE;
 857         return 0;
 858 }
 859
 860
 861 int Tabular::columnWidth(idx_type cell) const
 862 {
 863         int w = 0;
 864         col_type const span = columnSpan(cell);
 865         col_type const col = cellColumn(cell);
 866         for(col_type c = col; c < col + span ; ++c)
 867                 w += column_info[c].width;
 868         return w;
 869 }
 870
 871
 872 bool Tabular::updateColumnWidths()
 873 {
 874         col_type const ncols = column_info.size();
 875         row_type const nrows = row_info.size();
 876         bool update = false;
 877         // for each col get max of single col cells
 878         for(col_type c = 0; c < ncols; ++c) {
 879                 int new_width = 0;
 880                 for(row_type r = 0; r < nrows; ++r) {
 881                         idx_type const i = cellIndex(r, c);
 882                         if (columnSpan(i) == 1)
 883                                 new_width = max(new_width, cellInfo(i).width);
 884                 }
 885
 886                 if (column_info[c].width != new_width) {
 887                         column_info[c].width = new_width;
 888                         update = true;
 889                 }
 890         }
 891         // update col widths to fit merged cells
 892         for(col_type c = 0; c < ncols; ++c)
 893                 for(row_type r = 0; r < nrows; ++r) {
 894                         idx_type const i = cellIndex(r, c);
 895                         int const span = columnSpan(i);
 896                         if (span == 1 || c > cellColumn(i))
 897                                 continue;
 898
 899                         int old_width = 0;
 900                         for(col_type j = c; j < c + span ; ++j)
 901                                 old_width += column_info[j].width;
 902
 903                         if (cellInfo(i).width > old_width) {
 904                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 905                                 update = true;
 906                         }
 907                 }
 908
 909         return update;
 910 }
 911
 912
 913 int Tabular::width() const
 914 {
 915         col_type const ncols = column_info.size();
 916         int width = 0;
 917         for (col_type i = 0; i < ncols; ++i)
 918                 width += column_info[i].width;
 919         return width;
 920 }
 921
 922
 923 void Tabular::setCellWidth(idx_type cell, int new_width)
 924 {
 925         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 926                 + getAdditionalWidth(cell);
 927 }
 928
 929
 930 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 931                               bool onlycolumn)
 932 {
 933         if (!isMultiColumn(cell) || onlycolumn)
 934                 column_info[cellColumn(cell)].alignment = align;
 935         if (!onlycolumn)
 936                 cellInfo(cell).alignment = align;
 937 }
 938
 939
 940 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 941                                bool onlycolumn)
 942 {
 943         if (!isMultiColumn(cell) || onlycolumn)
 944                 column_info[cellColumn(cell)].valignment = align;
 945         if (!onlycolumn)
 946                 cellInfo(cell).valignment = align;
 947 }
 948
 949
 950 namespace {
 951
 952 /**
 953  * Allow line and paragraph breaks for fixed width cells or disallow them,
 954  * merge cell paragraphs and reset layout to standard for variable width
 955  * cells.
 956  */
 957 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 958 {
 959         inset->setAutoBreakRows(fixedWidth);
 960         if (fixedWidth)
 961                 return;
 962
 963         // merge all paragraphs to one
 964         BufferParams const & bp = cur.bv().buffer().params();
 965         while (inset->paragraphs().size() > 1)
 966                 mergeParagraph(bp, inset->paragraphs(), 0);
 967
 968         // reset layout
 969         cur.push(*inset);
 970         // undo information has already been recorded
 971         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
 972                         bp.documentClass().emptyLayoutName());
 973         cur.pop();
 974 }
 975
 976 }
 977
 978
 979 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
 980                 Length const & width)
 981 {
 982         col_type const j = cellColumn(cell);
 983
 984         column_info[j].p_width = width;
 985         for (row_type i = 0; i < row_info.size(); ++i) {
 986                 idx_type const cell = cellIndex(i, j);
 987                 // because of multicolumns
 988                 toggleFixedWidth(cur, cellInset(cell).get(),
 989                                  !getPWidth(cell).zero());
 990         }
 991         // cur paragraph can become invalid after paragraphs were merged
 992         if (cur.pit() > cur.lastpit())
 993                 cur.pit() = cur.lastpit();
 994         // cur position can become invalid after newlines were removed
 995         if (cur.pos() > cur.lastpos())
 996                 cur.pos() = cur.lastpos();
 997 }
 998
 999
1000 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1001                 Length const & width)
1002 {
1003         if (!isMultiColumn(cell))
1004                 return false;
1005
1006         cellInfo(cell).p_width = width;
1007         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1008         // cur paragraph can become invalid after paragraphs were merged
1009         if (cur.pit() > cur.lastpit())
1010                 cur.pit() = cur.lastpit();
1011         // cur position can become invalid after newlines were removed
1012         if (cur.pos() > cur.lastpos())
1013                 cur.pos() = cur.lastpos();
1014         return true;
1015 }
1016
1017
1018 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1019                                  Tabular::Feature what)
1020 {
1021         if (what == SET_SPECIAL_MULTI)
1022                 cellInfo(cell).align_special = special;
1023         else
1024                 column_info[cellColumn(cell)].align_special = special;
1025 }
1026
1027
1028 void Tabular::setAllLines(idx_type cell, bool line)
1029 {
1030         setTopLine(cell, line);
1031         setBottomLine(cell, line);
1032         setRightLine(cell, line);
1033         setLeftLine(cell, line);
1034 }
1035
1036
1037 void Tabular::setTopLine(idx_type i, bool line)
1038 {
1039         cellInfo(i).top_line = line;
1040 }
1041
1042
1043 void Tabular::setBottomLine(idx_type i, bool line)
1044 {
1045         cellInfo(i).bottom_line = line;
1046 }
1047
1048
1049 void Tabular::setLeftLine(idx_type cell, bool line)
1050 {
1051         cellInfo(cell).left_line = line;
1052 }
1053
1054
1055 void Tabular::setRightLine(idx_type cell, bool line)
1056 {
1057         cellInfo(cell).right_line = line;
1058 }
1059
1060 bool Tabular::rowTopLine(row_type r) const
1061 {
1062         idx_type i0 = getFirstCellInRow(r);
1063         idx_type i1 = getLastCellInRow(r);
1064         bool all_rows_set = true;
1065         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1066                 all_rows_set = cellInfo(j).top_line;
1067         return all_rows_set;
1068 }
1069
1070
1071 bool Tabular::rowBottomLine(row_type r) const
1072 {
1073         idx_type i0 = getFirstCellInRow(r);
1074         idx_type i1 = getLastCellInRow(r);
1075         bool all_rows_set = true;
1076         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1077                 all_rows_set = cellInfo(j).bottom_line;
1078         return all_rows_set;
1079 }
1080
1081
1082 bool Tabular::columnLeftLine(col_type c) const
1083 {
1084         if (use_booktabs)
1085                 return false;
1086
1087         int nrows_left = 0;
1088         int total = 0;
1089         row_type const nrows = row_info.size();
1090         for (row_type r = 0; r < nrows; ++r) {
1091                 idx_type i = cellIndex(r, c);
1092                 if (c == cellColumn(i)) {
1093                         ++total;
1094                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1095                         if (cellInfo(i).left_line || right)
1096                                 ++nrows_left;
1097                 }
1098         }
1099         return nrows_left >= total / 2;
1100 }
1101
1102
1103 bool Tabular::columnRightLine(col_type c) const
1104 {
1105         if (use_booktabs)
1106                 return false;
1107
1108         int nrows_right = 0;
1109         int total = 0;
1110         row_type const nrows = row_info.size();
1111         for (row_type r = 0; r < nrows; ++r) {
1112                 idx_type i = cellIndex(r, c);
1113                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1114                         ++total;
1115                         bool left = c + 1 < column_info.size()
1116                                 && cellInfo(cellIndex(r, c + 1)).left_line
1117                                 || c + 1 == column_info.size();
1118                         if (cellInfo(i).right_line && left)
1119                                 ++nrows_right;
1120                 }
1121         }
1122         return nrows_right >= total / 2;
1123 }
1124
1125
1126 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1127 {
1128         if (!onlycolumn && isMultiColumn(cell))
1129                 return cellInfo(cell).alignment;
1130         return column_info[cellColumn(cell)].alignment;
1131 }
1132
1133
1134 Tabular::VAlignment
1135 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1136 {
1137         if (!onlycolumn && isMultiColumn(cell))
1138                 return cellInfo(cell).valignment;
1139         return column_info[cellColumn(cell)].valignment;
1140 }
1141
1142
1143 Length const Tabular::getPWidth(idx_type cell) const
1144 {
1145         if (isMultiColumn(cell))
1146                 return cellInfo(cell).p_width;
1147         return column_info[cellColumn(cell)].p_width;
1148 }
1149
1150
1151 int Tabular::cellWidth(idx_type cell) const
1152 {
1153         return cellInfo(cell).width;
1154 }
1155
1156
1157 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1158 {
1159         int x = 0;
1160
1161         switch (getAlignment(cell)) {
1162         case LYX_ALIGN_CENTER:
1163                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1164                 break;
1165         case LYX_ALIGN_RIGHT:
1166                 x += columnWidth(cell) - cellWidth(cell);
1167                 // + getAdditionalWidth(cell);
1168                 break;
1169         default:
1170                 // LYX_ALIGN_LEFT: nothing :-)
1171                 break;
1172         }
1173
1174         // the LaTeX Way :-(
1175         x += WIDTH_OF_LINE;
1176         return x;
1177 }
1178
1179
1180 bool Tabular::isFirstCellInRow(idx_type cell) const
1181 {
1182         return cellColumn(cell) == 0;
1183 }
1184
1185
1186 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1187 {
1188         if (row > row_info.size() - 1)
1189                 row = row_info.size() - 1;
1190         return cell_info[row][0].cellno;
1191 }
1192
1193
1194 bool Tabular::isLastCellInRow(idx_type cell) const
1195 {
1196         return cellRightColumn(cell) == column_info.size() - 1;
1197 }
1198
1199
1200 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1201 {
1202         if (row > row_info.size() - 1)
1203                 row = row_info.size() - 1;
1204         return cell_info[row][column_info.size() - 1].cellno;
1205 }
1206
1207
1208 Tabular::row_type Tabular::cellRow(idx_type cell) const
1209 {
1210         if (cell >= numberofcells)
1211                 return row_info.size() - 1;
1212         if (cell == npos)
1213                 return 0;
1214         return rowofcell[cell];
1215 }
1216
1217
1218 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1219 {
1220         if (cell >= numberofcells)
1221                 return column_info.size() - 1;
1222         if (cell == npos)
1223                 return 0;
1224         return columnofcell[cell];
1225 }
1226
1227
1228 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1229 {
1230         row_type const row = cellRow(cell);
1231         col_type column = cellColumn(cell);
1232         while (column < column_info.size() - 1 &&
1233                    cell_info[row][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN)
1234                 ++column;
1235         return column;
1236 }
1237
1238
1239 void Tabular::write(ostream & os) const
1240 {
1241         // header line
1242         os << "<lyxtabular"
1243            << write_attribute("version", 3)
1244            << write_attribute("rows", row_info.size())
1245            << write_attribute("columns", column_info.size())
1246            << ">\n";
1247         // global longtable options
1248         os << "<features"
1249            << write_attribute("rotate", rotate)
1250            << write_attribute("booktabs", use_booktabs)
1251            << write_attribute("islongtable", is_long_tabular)
1252            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1253            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1254            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1255            << write_attribute("headTopDL", endhead.topDL)
1256            << write_attribute("headBottomDL", endhead.bottomDL)
1257            << write_attribute("footTopDL", endfoot.topDL)
1258            << write_attribute("footBottomDL", endfoot.bottomDL)
1259            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1260            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1261            << write_attribute("lastFootEmpty", endlastfoot.empty)
1262            << ">\n";
1263         for (col_type j = 0; j < column_info.size(); ++j) {
1264                 os << "<column"
1265                    << write_attribute("alignment", column_info[j].alignment)
1266                    << write_attribute("valignment", column_info[j].valignment)
1267                    << write_attribute("width", column_info[j].p_width.asString())
1268                    << write_attribute("special", column_info[j].align_special)
1269                    << ">\n";
1270         }
1271         for (row_type i = 0; i < row_info.size(); ++i) {
1272                 static const string def("default");
1273                 os << "<row";
1274                 if (row_info[i].top_space_default)
1275                         os << write_attribute("topspace", def);
1276                 else
1277                         os << write_attribute("topspace", row_info[i].top_space);
1278                 if (row_info[i].bottom_space_default)
1279                         os << write_attribute("bottomspace", def);
1280                 else
1281                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1282                 if (row_info[i].interline_space_default)
1283                         os << write_attribute("interlinespace", def);
1284                 else
1285                         os << write_attribute("interlinespace", row_info[i].interline_space);
1286                 os << write_attribute("endhead", row_info[i].endhead)
1287                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1288                    << write_attribute("endfoot", row_info[i].endfoot)
1289                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1290                    << write_attribute("newpage", row_info[i].newpage)
1291                    << write_attribute("caption", row_info[i].caption)
1292                    << ">\n";
1293                 for (col_type j = 0; j < column_info.size(); ++j) {
1294                         os << "<cell"
1295                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1296                            << write_attribute("alignment", cell_info[i][j].alignment)
1297                            << write_attribute("valignment", cell_info[i][j].valignment)
1298                            << write_attribute("topline", cell_info[i][j].top_line)
1299                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1300                            << write_attribute("leftline", cell_info[i][j].left_line)
1301                            << write_attribute("rightline", cell_info[i][j].right_line)
1302                            << write_attribute("rotate", cell_info[i][j].rotate)
1303                            << write_attribute("usebox", cell_info[i][j].usebox)
1304                            << write_attribute("width", cell_info[i][j].p_width)
1305                            << write_attribute("special", cell_info[i][j].align_special)
1306                            << ">\n";
1307                         os << "\\begin_inset ";
1308                         cell_info[i][j].inset->write(os);
1309                         os << "\n\\end_inset\n"
1310                            << "</cell>\n";
1311                 }
1312                 os << "</row>\n";
1313         }
1314         os << "</lyxtabular>\n";
1315 }
1316
1317
1318 void Tabular::read(Lexer & lex)
1319 {
1320         string line;
1321         istream & is = lex.getStream();
1322
1323         l_getline(is, line);
1324         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1325                 LASSERT(false, /**/);
1326                 return;
1327         }
1328
1329         int version;
1330         if (!getTokenValue(line, "version", version))
1331                 return;
1332         LASSERT(version >= 2, /**/);
1333
1334         int rows_arg;
1335         if (!getTokenValue(line, "rows", rows_arg))
1336                 return;
1337         int columns_arg;
1338         if (!getTokenValue(line, "columns", columns_arg))
1339                 return;
1340         init(buffer(), rows_arg, columns_arg);
1341         l_getline(is, line);
1342         if (!prefixIs(line, "<features")) {
1343                 lyxerr << "Wrong tabular format (expected <features ...> got"
1344                        << line << ')' << endl;
1345                 return;
1346         }
1347         getTokenValue(line, "rotate", rotate);
1348         getTokenValue(line, "booktabs", use_booktabs);
1349         getTokenValue(line, "islongtable", is_long_tabular);
1350         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1351         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1352         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1353         getTokenValue(line, "headTopDL", endhead.topDL);
1354         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1355         getTokenValue(line, "footTopDL", endfoot.topDL);
1356         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1357         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1358         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1359         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1360
1361         for (col_type j = 0; j < column_info.size(); ++j) {
1362                 l_getline(is,line);
1363                 if (!prefixIs(line,"<column")) {
1364                         lyxerr << "Wrong tabular format (expected <column ...> got"
1365                                << line << ')' << endl;
1366                         return;
1367                 }
1368                 getTokenValue(line, "alignment", column_info[j].alignment);
1369                 getTokenValue(line, "valignment", column_info[j].valignment);
1370                 getTokenValue(line, "width", column_info[j].p_width);
1371                 getTokenValue(line, "special", column_info[j].align_special);
1372         }
1373
1374         for (row_type i = 0; i < row_info.size(); ++i) {
1375                 l_getline(is, line);
1376                 if (!prefixIs(line, "<row")) {
1377                         lyxerr << "Wrong tabular format (expected <row ...> got"
1378                                << line << ')' << endl;
1379                         return;
1380                 }
1381                 getTokenValue(line, "topspace", row_info[i].top_space,
1382                               row_info[i].top_space_default);
1383                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1384                               row_info[i].bottom_space_default);
1385                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1386                               row_info[i].interline_space_default);
1387                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1388                 getTokenValue(line, "endhead", row_info[i].endhead);
1389                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1390                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1391                 getTokenValue(line, "newpage", row_info[i].newpage);
1392                 getTokenValue(line, "caption", row_info[i].caption);
1393                 for (col_type j = 0; j < column_info.size(); ++j) {
1394                         l_getline(is, line);
1395                         if (!prefixIs(line, "<cell")) {
1396                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1397                                        << line << ')' << endl;
1398                                 return;
1399                         }
1400                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1401                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1402                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1403                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1404                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1405                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1406                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1407                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1408                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1409                         getTokenValue(line, "width", cell_info[i][j].p_width);
1410                         getTokenValue(line, "special", cell_info[i][j].align_special);
1411                         l_getline(is, line);
1412                         if (prefixIs(line, "\\begin_inset")) {
1413                                 cell_info[i][j].inset->read(lex);
1414                                 l_getline(is, line);
1415                         }
1416                         if (!prefixIs(line, "</cell>")) {
1417                                 lyxerr << "Wrong tabular format (expected </cell> got"
1418                                        << line << ')' << endl;
1419                                 return;
1420                         }
1421                 }
1422                 l_getline(is, line);
1423                 if (!prefixIs(line, "</row>")) {
1424                         lyxerr << "Wrong tabular format (expected </row> got"
1425                                << line << ')' << endl;
1426                         return;
1427                 }
1428         }
1429         while (!prefixIs(line, "</lyxtabular>")) {
1430                 l_getline(is, line);
1431         }
1432         updateIndexes();
1433 }
1434
1435
1436 bool Tabular::isMultiColumn(idx_type cell) const
1437 {
1438         return cellInfo(cell).multicolumn != CELL_NORMAL;
1439 }
1440
1441
1442 bool Tabular::isMultiColumnReal(idx_type cell) const
1443 {
1444         return cellColumn(cell) != cellRightColumn(cell) &&
1445                         cellInfo(cell).multicolumn != CELL_NORMAL;
1446 }
1447
1448
1449 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1450 {
1451         return cell_info[cellRow(cell)][cellColumn(cell)];
1452 }
1453
1454
1455 void Tabular::setMultiColumn(idx_type cell, idx_type number)
1456 {
1457         CellData & cs = cellInfo(cell);
1458         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1459         cs.alignment = column_info[cellColumn(cell)].alignment;
1460         setRightLine(cell, rightLine(cell + number - 1));
1461         for (idx_type i = 1; i < number; ++i) {
1462                 CellData & cs1 = cellInfo(cell + i);
1463                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1464                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1465                 cs1.inset->clear();
1466         }
1467         updateIndexes();
1468 }
1469
1470
1471 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1472 {
1473         row_type const row = cellRow(cell);
1474         col_type const ncols = column_info.size();
1475         idx_type result = 1;
1476         col_type column = cellColumn(cell) + 1;
1477         while (column < ncols && isPartOfMultiColumn(row, column)) {
1478                 ++result;
1479                 ++column;
1480         }
1481         return result;
1482 }
1483
1484
1485 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1486 {
1487         row_type const row = cellRow(cell);
1488         col_type column = cellColumn(cell);
1489
1490         idx_type result = 0;
1491
1492         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1493                 cell_info[row][column].multicolumn = CELL_NORMAL;
1494                 ++column;
1495                 while (column < column_info.size() &&
1496                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1497                 {
1498                         cell_info[row][column].multicolumn = CELL_NORMAL;
1499                         ++column;
1500                         ++result;
1501                 }
1502         }
1503         updateIndexes();
1504         return result;
1505 }
1506
1507
1508 void Tabular::setRotateCell(idx_type cell, bool flag)
1509 {
1510         cellInfo(cell).rotate = flag;
1511 }
1512
1513
1514 bool Tabular::getRotateCell(idx_type cell) const
1515 {
1516         return cellInfo(cell).rotate;
1517 }
1518
1519
1520 bool Tabular::needRotating() const
1521 {
1522         if (rotate)
1523                 return true;
1524         for (row_type i = 0; i < row_info.size(); ++i)
1525                 for (col_type j = 0; j < column_info.size(); ++j)
1526                         if (cell_info[i][j].rotate)
1527                                 return true;
1528         return false;
1529 }
1530
1531
1532 bool Tabular::isLastCell(idx_type cell) const
1533 {
1534         if (cell + 1 < numberofcells)
1535                 return false;
1536         return true;
1537 }
1538
1539
1540 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1541 {
1542         if (cellRow(cell) > 0)
1543                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1544         return cell;
1545 }
1546
1547
1548 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1549 {
1550         if (cellRow(cell) + 1 < row_info.size())
1551                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1552         return cell;
1553 }
1554
1555
1556 Tabular::idx_type Tabular::cellIndex(row_type row,
1557                                                col_type column) const
1558 {
1559         BOOST_ASSERT(column != npos && column < column_info.size()
1560                 && row != npos && row < row_info.size());
1561         return cell_info[row][column].cellno;
1562 }
1563
1564
1565 void Tabular::setUsebox(idx_type cell, BoxType type)
1566 {
1567         cellInfo(cell).usebox = type;
1568 }
1569
1570
1571 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1572 {
1573         if (column_info[cellColumn(cell)].p_width.zero() &&
1574                 !(isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1575                 return BOX_NONE;
1576         if (cellInfo(cell).usebox > 1)
1577                 return cellInfo(cell).usebox;
1578         return useParbox(cell);
1579 }
1580
1581
1582 ///
1583 //  This are functions used for the longtable support
1584 ///
1585 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1586                            bool first)
1587 {
1588         if (first) {
1589                 endfirsthead = hd;
1590                 if (hd.set)
1591                         row_info[row].endfirsthead = flag;
1592         } else {
1593                 endhead = hd;
1594                 if (hd.set)
1595                         row_info[row].endhead = flag;
1596         }
1597 }
1598
1599
1600 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1601 {
1602         hd = endhead;
1603         hd.set = haveLTHead();
1604         return row_info[row].endhead;
1605 }
1606
1607
1608 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1609 {
1610         hd = endfirsthead;
1611         hd.set = haveLTFirstHead();
1612         return row_info[row].endfirsthead;
1613 }
1614
1615
1616 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1617                            bool last)
1618 {
1619         if (last) {
1620                 endlastfoot = fd;
1621                 if (fd.set)
1622                         row_info[row].endlastfoot = flag;
1623         } else {
1624                 endfoot = fd;
1625                 if (fd.set)
1626                         row_info[row].endfoot = flag;
1627         }
1628 }
1629
1630
1631 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1632 {
1633         fd = endfoot;
1634         fd.set = haveLTFoot();
1635         return row_info[row].endfoot;
1636 }
1637
1638
1639 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1640 {
1641         fd = endlastfoot;
1642         fd.set = haveLTLastFoot();
1643         return row_info[row].endlastfoot;
1644 }
1645
1646
1647 void Tabular::setLTNewPage(row_type row, bool what)
1648 {
1649         row_info[row].newpage = what;
1650 }
1651
1652
1653 bool Tabular::getLTNewPage(row_type row) const
1654 {
1655         return row_info[row].newpage;
1656 }
1657
1658
1659 bool Tabular::haveLTHead() const
1660 {
1661         for (row_type i = 0; i < row_info.size(); ++i)
1662                 if (row_info[i].endhead)
1663                         return true;
1664         return false;
1665 }
1666
1667
1668 bool Tabular::haveLTFirstHead() const
1669 {
1670         if (endfirsthead.empty)
1671                 return false;
1672         for (row_type i = 0; i < row_info.size(); ++i)
1673                 if (row_info[i].endfirsthead)
1674                         return true;
1675         return false;
1676 }
1677
1678
1679 bool Tabular::haveLTFoot() const
1680 {
1681         for (row_type i = 0; i < row_info.size(); ++i)
1682                 if (row_info[i].endfoot)
1683                         return true;
1684         return false;
1685 }
1686
1687
1688 bool Tabular::haveLTLastFoot() const
1689 {
1690         if (endlastfoot.empty)
1691                 return false;
1692         for (row_type i = 0; i < row_info.size(); ++i)
1693                 if (row_info[i].endlastfoot)
1694                         return true;
1695         return false;
1696 }
1697
1698
1699 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
1700 {
1701         idx_type i = getFirstCellInRow(row);
1702         if (what) {
1703                 setMultiColumn(i, column_info.size());
1704                 setTopLine(i, false);
1705                 setBottomLine(i, false);
1706                 setLeftLine(i, false);
1707                 setRightLine(i, false);
1708         } else
1709                 unsetMultiColumn(i);
1710         row_info[row].caption = what;
1711         return i;
1712 }
1713
1714
1715 bool Tabular::ltCaption(row_type row) const
1716 {
1717         return row_info[row].caption;
1718 }
1719
1720
1721 // end longtable support functions
1722
1723 void Tabular::setRowAscent(row_type row, int height)
1724 {
1725         if (row >= row_info.size() || row_info[row].ascent == height)
1726                 return;
1727         row_info[row].ascent = height;
1728 }
1729
1730
1731 void Tabular::setRowDescent(row_type row, int height)
1732 {
1733         if (row >= row_info.size() || row_info[row].descent == height)
1734                 return;
1735         row_info[row].descent = height;
1736 }
1737
1738
1739 int Tabular::rowAscent(row_type row) const
1740 {
1741         if (row >= row_info.size())
1742                 return 0;
1743         return row_info[row].ascent;
1744 }
1745
1746
1747 int Tabular::rowDescent(row_type row) const
1748 {
1749         LASSERT(row < row_info.size(), /**/);
1750         return row_info[row].descent;
1751 }
1752
1753
1754 int Tabular::height() const
1755 {
1756         int height = 0;
1757         for (row_type row = 0; row < row_info.size(); ++row)
1758                 height += rowAscent(row) + rowDescent(row) +
1759                         getAdditionalHeight(row);
1760         return height;
1761 }
1762
1763
1764 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1765 {
1766         LASSERT(row < row_info.size(), /**/);
1767         LASSERT(column < column_info.size(), /**/);
1768         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1769 }
1770
1771
1772 int Tabular::TeXTopHLine(odocstream & os, row_type row) const
1773 {
1774         // FIXME: assert or return 0 as in TeXBottomHLine()?
1775         LASSERT(row != npos, /**/);
1776         LASSERT(row < row_info.size(), /**/);
1777
1778         idx_type const fcell = getFirstCellInRow(row);
1779         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1780         idx_type tmp = 0;
1781
1782         for (idx_type i = fcell; i < n; ++i) {
1783                 if (topLine(i))
1784                         ++tmp;
1785         }
1786         if (use_booktabs && row == 0) {
1787                 if (topLine(fcell))
1788                         os << "\\toprule ";
1789         } else if (tmp == n - fcell) {
1790                 os << (use_booktabs ? "\\midrule " : "\\hline ");
1791         } else if (tmp) {
1792                 for (idx_type i = fcell; i < n; ++i) {
1793                         if (topLine(i)) {
1794                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1795                                    << cellColumn(i) + 1
1796                                    << '-'
1797                                    << cellRightColumn(i) + 1
1798                                    << "} ";
1799                         }
1800                 }
1801         } else {
1802                 return 0;
1803         }
1804         os << "\n";
1805         return 1;
1806 }
1807
1808
1809 int Tabular::TeXBottomHLine(odocstream & os, row_type row) const
1810 {
1811         // FIXME: return 0 or assert as in TeXTopHLine()?
1812         if (row == npos || row >= row_info.size())
1813                 return 0;
1814
1815         idx_type const fcell = getFirstCellInRow(row);
1816         idx_type const n = numberOfCellsInRow(fcell) + fcell;
1817         idx_type tmp = 0;
1818
1819         for (idx_type i = fcell; i < n; ++i) {
1820                 if (bottomLine(i))
1821                         ++tmp;
1822         }
1823         if (use_booktabs && row == row_info.size() - 1) {
1824                 if (bottomLine(fcell))
1825                         os << "\\bottomrule";
1826         } else if (tmp == n - fcell) {
1827                 os << (use_booktabs ? "\\midrule" : "\\hline");
1828         } else if (tmp) {
1829                 for (idx_type i = fcell; i < n; ++i) {
1830                         if (bottomLine(i)) {
1831                                 os << (use_booktabs ? "\\cmidrule{" : "\\cline{")
1832                                    << cellColumn(i) + 1
1833                                    << '-'
1834                                    << cellRightColumn(i) + 1
1835                                    << "} ";
1836                         }
1837                 }
1838         } else {
1839                 return 0;
1840         }
1841         os << "\n";
1842         return 1;
1843 }
1844
1845
1846 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol) const
1847 {
1848         int ret = 0;
1849         row_type const r = cellRow(cell);
1850         if (is_long_tabular && row_info[r].caption)
1851                 return ret;
1852
1853         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
1854         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
1855         // figure out how to set the lines
1856         // we always set double lines to the right of the cell
1857         col_type const c = cellColumn(cell);
1858         col_type const nextcol = c + columnSpan(cell);
1859         bool colright = columnRightLine(c);
1860         bool colleft = columnLeftLine(c);
1861         bool nextcolleft = nextcol < column_info.size() && columnLeftLine(nextcol);
1862         bool nextcellleft = nextcol < column_info.size()
1863                 && leftLine(cellIndex(r, nextcol));
1864         bool coldouble = colright && nextcolleft;
1865         bool celldouble = rightLine(cell) && nextcellleft;
1866         bool prevcellright = c > 0 && rightLine(cellIndex(r, c - 1));
1867         ismulticol = isMultiColumn(cell)
1868                 || (c == 0 && colleft != leftLine(cell))
1869                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
1870                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
1871                 || (coldouble != celldouble);
1872         if (ismulticol) {
1873                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
1874                 if (leftLine(cell) || prevcellright)
1875                         os << '|';
1876                 if (!cellInfo(cell).align_special.empty()) {
1877                         os << cellInfo(cell).align_special;
1878                 } else {
1879                         if (!getPWidth(cell).zero()) {
1880                                 switch (valign) {
1881                                 case LYX_VALIGN_TOP:
1882                                         os << 'p';
1883                                         break;
1884                                 case LYX_VALIGN_MIDDLE:
1885                                         os << 'm';
1886                                         break;
1887                                 case LYX_VALIGN_BOTTOM:
1888                                         os << 'b';
1889                                         break;
1890                                 }
1891                                 os << '{'
1892                                    << from_ascii(getPWidth(cell).asLatexString())
1893                                    << '}';
1894                         } else {
1895                                 switch (align) {
1896                                 case LYX_ALIGN_LEFT:
1897                                         os << 'l';
1898                                         break;
1899                                 case LYX_ALIGN_RIGHT:
1900                                         os << 'r';
1901                                         break;
1902                                 default:
1903                                         os << 'c';
1904                                         break;
1905                                 }
1906                         } // end if else !getPWidth
1907                 } // end if else !cellinfo_of_cell
1908                 if (rightLine(cell) || nextcellleft)
1909                         os << '|';
1910                 if (celldouble)
1911                         // add extra vertical line if we want a double one
1912                         os << '|';
1913                 os << "}{";
1914                 }
1915         if (getRotateCell(cell)) {
1916                 os << "\\begin{sideways}\n";
1917                 ++ret;
1918         }
1919         if (getUsebox(cell) == BOX_PARBOX) {
1920                 os << "\\parbox[";
1921                 switch (valign) {
1922                 case LYX_VALIGN_TOP:
1923                         os << 't';
1924                         break;
1925                 case LYX_VALIGN_MIDDLE:
1926                         os << 'c';
1927                         break;
1928                 case LYX_VALIGN_BOTTOM:
1929                         os << 'b';
1930                         break;
1931                 }
1932                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1933                    << "}{";
1934         } else if (getUsebox(cell) == BOX_MINIPAGE) {
1935                 os << "\\begin{minipage}[";
1936                 switch (valign) {
1937                 case LYX_VALIGN_TOP:
1938                         os << 't';
1939                         break;
1940                 case LYX_VALIGN_MIDDLE:
1941                         os << 'm';
1942                         break;
1943                 case LYX_VALIGN_BOTTOM:
1944                         os << 'b';
1945                         break;
1946                 }
1947                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
1948                    << "}\n";
1949                 ++ret;
1950         }
1951         return ret;
1952 }
1953
1954
1955 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell, bool ismulticol) const
1956 {
1957         int ret = 0;
1958         row_type const r = cellRow(cell);
1959         if (is_long_tabular && row_info[r].caption)
1960                 return ret;
1961
1962         // usual cells
1963         if (getUsebox(cell) == BOX_PARBOX)
1964                 os << '}';
1965         else if (getUsebox(cell) == BOX_MINIPAGE) {
1966                 os << "%\n\\end{minipage}";
1967                 ret += 2;
1968         }
1969         if (getRotateCell(cell)) {
1970                 os << "%\n\\end{sideways}";
1971                 ++ret;
1972         }
1973         if (ismulticol) {
1974                 os << '}';
1975         }
1976         return ret;
1977 }
1978
1979
1980 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
1981                                          OutputParams const & runparams) const
1982 {
1983         if (!is_long_tabular)
1984                 return 0;
1985
1986         int ret = 0;
1987         // output header info
1988         if (haveLTHead()) {
1989                 if (endhead.topDL) {
1990                         os << "\\hline\n";
1991                         ++ret;
1992                 }
1993                 for (row_type i = 0; i < row_info.size(); ++i) {
1994                         if (row_info[i].endhead) {
1995                                 ret += TeXRow(os, i, runparams);
1996                         }
1997                 }
1998                 if (endhead.bottomDL) {
1999                         os << "\\hline\n";
2000                         ++ret;
2001                 }
2002                 os << "\\endhead\n";
2003                 ++ret;
2004                 if (endfirsthead.empty) {
2005                         os << "\\endfirsthead\n";
2006                         ++ret;
2007                 }
2008         }
2009         // output firstheader info
2010         if (haveLTFirstHead()) {
2011                 if (endfirsthead.topDL) {
2012                         os << "\\hline\n";
2013                         ++ret;
2014                 }
2015                 for (row_type i = 0; i < row_info.size(); ++i) {
2016                         if (row_info[i].endfirsthead) {
2017                                 ret += TeXRow(os, i, runparams);
2018                         }
2019                 }
2020                 if (endfirsthead.bottomDL) {
2021                         os << "\\hline\n";
2022                         ++ret;
2023                 }
2024                 os << "\\endfirsthead\n";
2025                 ++ret;
2026         }
2027         // output footer info
2028         if (haveLTFoot()) {
2029                 if (endfoot.topDL) {
2030                         os << "\\hline\n";
2031                         ++ret;
2032                 }
2033                 for (row_type i = 0; i < row_info.size(); ++i) {
2034                         if (row_info[i].endfoot) {
2035                                 ret += TeXRow(os, i, runparams);
2036                         }
2037                 }
2038                 if (endfoot.bottomDL) {
2039                         os << "\\hline\n";
2040                         ++ret;
2041                 }
2042                 os << "\\endfoot\n";
2043                 ++ret;
2044                 if (endlastfoot.empty) {
2045                         os << "\\endlastfoot\n";
2046                         ++ret;
2047                 }
2048         }
2049         // output lastfooter info
2050         if (haveLTLastFoot()) {
2051                 if (endlastfoot.topDL) {
2052                         os << "\\hline\n";
2053                         ++ret;
2054                 }
2055                 for (row_type i = 0; i < row_info.size(); ++i) {
2056                         if (row_info[i].endlastfoot) {
2057                                 ret += TeXRow(os, i, runparams);
2058                         }
2059                 }
2060                 if (endlastfoot.bottomDL) {
2061                         os << "\\hline\n";
2062                         ++ret;
2063                 }
2064                 os << "\\endlastfoot\n";
2065                 ++ret;
2066         }
2067         return ret;
2068 }
2069
2070
2071 bool Tabular::isValidRow(row_type row) const
2072 {
2073         if (!is_long_tabular)
2074                 return true;
2075         return !row_info[row].endhead && !row_info[row].endfirsthead &&
2076                         !row_info[row].endfoot && !row_info[row].endlastfoot;
2077 }
2078
2079
2080 int Tabular::TeXRow(odocstream & os, row_type i,
2081                        OutputParams const & runparams) const
2082 {
2083         idx_type cell = cellIndex(i, 0);
2084         int ret = TeXTopHLine(os, i);
2085         if (row_info[i].top_space_default) {
2086                 if (use_booktabs)
2087                         os << "\\addlinespace\n";
2088                 else
2089                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2090                 ++ret;
2091         } else if(!row_info[i].top_space.zero()) {
2092                 if (use_booktabs)
2093                         os << "\\addlinespace["
2094                            << from_ascii(row_info[i].top_space.asLatexString())
2095                            << "]\n";
2096                 else {
2097                         os << "\\noalign{\\vskip"
2098                            << from_ascii(row_info[i].top_space.asLatexString())
2099                            << "}\n";
2100                 }
2101                 ++ret;
2102         }
2103         bool ismulticol = false;
2104         for (col_type j = 0; j < column_info.size(); ++j) {
2105                 if (isPartOfMultiColumn(i, j))
2106                         continue;
2107                 ret += TeXCellPreamble(os, cell, ismulticol);
2108                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2109
2110                 Paragraph const & par = inset->paragraphs().front();
2111                 bool rtl = par.isRTL(buffer().params())
2112                         && !par.empty()
2113                         && getPWidth(cell).zero();
2114
2115                 if (rtl) {
2116                         if (par.getParLanguage(buffer().params())->lang() ==
2117                         "farsi")
2118                                 os << "\\textFR{";
2119                         else if (par.getParLanguage(buffer().params())->lang() == "arabic_arabi")
2120                                 os << "\\textAR{";
2121                         // currently, remaning RTL languages are arabic_arabtex and hebrew
2122                         else
2123                                 os << "\\R{";
2124                 }
2125                 ret += inset->latex(os, runparams);
2126                 if (rtl)
2127                         os << '}';
2128
2129                 ret += TeXCellPostamble(os, cell, ismulticol);
2130                 if (!isLastCellInRow(cell)) { // not last cell in row
2131                         os << " & ";
2132                 }
2133                 ++cell;
2134         }
2135         os << "\\tabularnewline";
2136         if (row_info[i].bottom_space_default) {
2137                 if (use_booktabs)
2138                         os << "\\addlinespace";
2139                 else
2140                         os << "[\\doublerulesep]";
2141         } else if (!row_info[i].bottom_space.zero()) {
2142                 if (use_booktabs)
2143                         os << "\\addlinespace";
2144                 os << '['
2145                    << from_ascii(row_info[i].bottom_space.asLatexString())
2146                    << ']';
2147         }
2148         os << '\n';
2149         ++ret;
2150         ret += TeXBottomHLine(os, i);
2151         if (row_info[i].interline_space_default) {
2152                 if (use_booktabs)
2153                         os << "\\addlinespace\n";
2154                 else
2155                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2156                 ++ret;
2157         } else if (!row_info[i].interline_space.zero()) {
2158                 if (use_booktabs)
2159                         os << "\\addlinespace["
2160                            << from_ascii(row_info[i].interline_space.asLatexString())
2161                            << "]\n";
2162                 else
2163                         os << "\\noalign{\\vskip"
2164                            << from_ascii(row_info[i].interline_space.asLatexString())
2165                            << "}\n";
2166                 ++ret;
2167         }
2168         return ret;
2169 }
2170
2171
2172 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2173 {
2174         int ret = 0;
2175
2176         //+---------------------------------------------------------------------
2177         //+                      first the opening preamble                    +
2178         //+---------------------------------------------------------------------
2179
2180         if (rotate) {
2181                 os << "\\begin{sideways}\n";
2182                 ++ret;
2183         }
2184         if (is_long_tabular)
2185                 os << "\\begin{longtable}{";
2186         else
2187                 os << "\\begin{tabular}{";
2188
2189         for (col_type i = 0; i < column_info.size(); ++i) {
2190                 if (columnLeftLine(i))
2191                         os << '|';
2192                 if (!column_info[i].align_special.empty()) {
2193                         os << column_info[i].align_special;
2194                 } else {
2195                         if (!column_info[i].p_width.zero()) {
2196                                 switch (column_info[i].alignment) {
2197                                 case LYX_ALIGN_LEFT:
2198                                         os << ">{\\raggedright}";
2199                                         break;
2200                                 case LYX_ALIGN_RIGHT:
2201                                         os << ">{\\raggedleft}";
2202                                         break;
2203                                 case LYX_ALIGN_CENTER:
2204                                         os << ">{\\centering}";
2205                                         break;
2206                                 case LYX_ALIGN_NONE:
2207                                 case LYX_ALIGN_BLOCK:
2208                                 case LYX_ALIGN_LAYOUT:
2209                                 case LYX_ALIGN_SPECIAL:
2210                                         break;
2211                                 }
2212
2213                                 switch (column_info[i].valignment) {
2214                                 case LYX_VALIGN_TOP:
2215                                         os << 'p';
2216                                         break;
2217                                 case LYX_VALIGN_MIDDLE:
2218                                         os << 'm';
2219                                         break;
2220                                 case LYX_VALIGN_BOTTOM:
2221                                         os << 'b';
2222                                         break;
2223                         }
2224                                 os << '{'
2225                                    << from_ascii(column_info[i].p_width.asLatexString())
2226                                    << '}';
2227                         } else {
2228                                 switch (column_info[i].alignment) {
2229                                 case LYX_ALIGN_LEFT:
2230                                         os << 'l';
2231                                         break;
2232                                 case LYX_ALIGN_RIGHT:
2233                                         os << 'r';
2234                                         break;
2235                                 default:
2236                                         os << 'c';
2237                                         break;
2238                                 }
2239                         } // end if else !column_info[i].p_width
2240                 } // end if else !column_info[i].align_special
2241                 if (columnRightLine(i))
2242                         os << '|';
2243         }
2244         os << "}\n";
2245         ++ret;
2246
2247         ret += TeXLongtableHeaderFooter(os, runparams);
2248
2249         //+---------------------------------------------------------------------
2250         //+                      the single row and columns (cells)            +
2251         //+---------------------------------------------------------------------
2252
2253         for (row_type i = 0; i < row_info.size(); ++i) {
2254                 if (isValidRow(i)) {
2255                         ret += TeXRow(os, i, runparams);
2256                         if (is_long_tabular && row_info[i].newpage) {
2257                                 os << "\\newpage\n";
2258                                 ++ret;
2259                         }
2260                 }
2261         }
2262
2263         //+---------------------------------------------------------------------
2264         //+                      the closing of the tabular                    +
2265         //+---------------------------------------------------------------------
2266
2267         if (is_long_tabular)
2268                 os << "\\end{longtable}";
2269         else
2270                 os << "\\end{tabular}";
2271         if (rotate) {
2272                 os << "\n\\end{sideways}";
2273                 ++ret;
2274         }
2275
2276         return ret;
2277 }
2278
2279
2280 int Tabular::docbookRow(odocstream & os, row_type row,
2281                            OutputParams const & runparams) const
2282 {
2283         int ret = 0;
2284         idx_type cell = getFirstCellInRow(row);
2285
2286         os << "<row>\n";
2287         for (col_type j = 0; j < column_info.size(); ++j) {
2288                 if (isPartOfMultiColumn(row, j))
2289                         continue;
2290
2291                 os << "<entry align=\"";
2292                 switch (getAlignment(cell)) {
2293                 case LYX_ALIGN_LEFT:
2294                         os << "left";
2295                         break;
2296                 case LYX_ALIGN_RIGHT:
2297                         os << "right";
2298                         break;
2299                 default:
2300                         os << "center";
2301                         break;
2302                 }
2303
2304                 os << "\" valign=\"";
2305                 switch (getVAlignment(cell)) {
2306                 case LYX_VALIGN_TOP:
2307                         os << "top";
2308                         break;
2309                 case LYX_VALIGN_BOTTOM:
2310                         os << "bottom";
2311                         break;
2312                 case LYX_VALIGN_MIDDLE:
2313                         os << "middle";
2314                 }
2315                 os << '"';
2316
2317                 if (isMultiColumn(cell)) {
2318                         os << " namest=\"col" << j << "\" ";
2319                         os << "nameend=\"col" << j + columnSpan(cell) - 1<< '"';
2320                 }
2321
2322                 os << '>';
2323                 ret += cellInset(cell)->docbook(os, runparams);
2324                 os << "</entry>\n";
2325                 ++cell;
2326         }
2327         os << "</row>\n";
2328         return ret;
2329 }
2330
2331
2332 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2333 {
2334         int ret = 0;
2335
2336         //+---------------------------------------------------------------------
2337         //+                      first the opening preamble                    +
2338         //+---------------------------------------------------------------------
2339
2340         os << "<tgroup cols=\"" << column_info.size()
2341            << "\" colsep=\"1\" rowsep=\"1\">\n";
2342
2343         for (col_type i = 0; i < column_info.size(); ++i) {
2344                 os << "<colspec colname=\"col" << i << "\" align=\"";
2345                 switch (column_info[i].alignment) {
2346                 case LYX_ALIGN_LEFT:
2347                         os << "left";
2348                         break;
2349                 case LYX_ALIGN_RIGHT:
2350                         os << "right";
2351                         break;
2352                 default:
2353                         os << "center";
2354                         break;
2355                 }
2356                 os << '"';
2357                 if (runparams.flavor == OutputParams::XML)
2358                         os << '/';
2359                 os << ">\n";
2360                 ++ret;
2361         }
2362
2363         //+---------------------------------------------------------------------
2364         //+                      Long Tabular case                             +
2365         //+---------------------------------------------------------------------
2366
2367         // output header info
2368         if (haveLTHead() || haveLTFirstHead()) {
2369                 os << "<thead>\n";
2370                 ++ret;
2371                 for (row_type i = 0; i < row_info.size(); ++i) {
2372                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2373                                 ret += docbookRow(os, i, runparams);
2374                         }
2375                 }
2376                 os << "</thead>\n";
2377                 ++ret;
2378         }
2379         // output footer info
2380         if (haveLTFoot() || haveLTLastFoot()) {
2381                 os << "<tfoot>\n";
2382                 ++ret;
2383                 for (row_type i = 0; i < row_info.size(); ++i) {
2384                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2385                                 ret += docbookRow(os, i, runparams);
2386                         }
2387                 }
2388                 os << "</tfoot>\n";
2389                 ++ret;
2390         }
2391
2392         //+---------------------------------------------------------------------
2393         //+                      the single row and columns (cells)            +
2394         //+---------------------------------------------------------------------
2395
2396         os << "<tbody>\n";
2397         ++ret;
2398         for (row_type i = 0; i < row_info.size(); ++i) {
2399                 if (isValidRow(i)) {
2400                         ret += docbookRow(os, i, runparams);
2401                 }
2402         }
2403         os << "</tbody>\n";
2404         ++ret;
2405         //+---------------------------------------------------------------------
2406         //+                      the closing of the tabular                    +
2407         //+---------------------------------------------------------------------
2408
2409         os << "</tgroup>";
2410         ++ret;
2411
2412         return ret;
2413 }
2414
2415
2416 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2417                                    vector<unsigned int> const & clen) const
2418 {
2419         idx_type const fcell = getFirstCellInRow(row);
2420         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2421         idx_type tmp = 0;
2422
2423         for (idx_type i = fcell; i < n; ++i) {
2424                 if (topLine(i)) {
2425                         ++tmp;
2426                         break;
2427                 }
2428         }
2429         if (!tmp)
2430                 return false;
2431
2432         char_type ch;
2433         for (idx_type i = fcell; i < n; ++i) {
2434                 if (topLine(i)) {
2435                         if (leftLine(i))
2436                                 os << "+-";
2437                         else
2438                                 os << "--";
2439                         ch = '-';
2440                 } else {
2441                         os << "  ";
2442                         ch = ' ';
2443                 }
2444                 col_type column = cellColumn(i);
2445                 int len = clen[column];
2446                 while (column < column_info.size() - 1
2447                        && isPartOfMultiColumn(row, ++column))
2448                         len += clen[column] + 4;
2449                 os << docstring(len, ch);
2450                 if (topLine(i)) {
2451                         if (rightLine(i))
2452                                 os << "-+";
2453                         else
2454                                 os << "--";
2455                 } else {
2456                         os << "  ";
2457                 }
2458         }
2459         os << endl;
2460         return true;
2461 }
2462
2463
2464 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2465                                       vector<unsigned int> const & clen) const
2466 {
2467         idx_type const fcell = getFirstCellInRow(row);
2468         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2469         idx_type tmp = 0;
2470
2471         for (idx_type i = fcell; i < n; ++i) {
2472                 if (bottomLine(i)) {
2473                         ++tmp;
2474                         break;
2475                 }
2476         }
2477         if (!tmp)
2478                 return false;
2479
2480         char_type ch;
2481         for (idx_type i = fcell; i < n; ++i) {
2482                 if (bottomLine(i)) {
2483                         if (leftLine(i))
2484                                 os << "+-";
2485                         else
2486                                 os << "--";
2487                         ch = '-';
2488                 } else {
2489                         os << "  ";
2490                         ch = ' ';
2491                 }
2492                 col_type column = cellColumn(i);
2493                 int len = clen[column];
2494                 while (column < column_info.size() -1
2495                        && isPartOfMultiColumn(row, ++column))
2496                         len += clen[column] + 4;
2497                 os << docstring(len, ch);
2498                 if (bottomLine(i)) {
2499                         if (rightLine(i))
2500                                 os << "-+";
2501                         else
2502                                 os << "--";
2503                 } else {
2504                         os << "  ";
2505                 }
2506         }
2507         os << endl;
2508         return true;
2509 }
2510
2511
2512 void Tabular::plaintextPrintCell(odocstream & os,
2513                                OutputParams const & runparams,
2514                                idx_type cell, row_type row, col_type column,
2515                                vector<unsigned int> const & clen,
2516                                bool onlydata) const
2517 {
2518         odocstringstream sstr;
2519         cellInset(cell)->plaintext(sstr, runparams);
2520
2521         if (onlydata) {
2522                 os << sstr.str();
2523                 return;
2524         }
2525
2526         if (leftLine(cell))
2527                 os << "| ";
2528         else
2529                 os << "  ";
2530
2531         unsigned int len1 = sstr.str().length();
2532         unsigned int len2 = clen[column];
2533         while (column < column_info.size() -1
2534                && isPartOfMultiColumn(row, ++column))
2535                 len2 += clen[column] + 4;
2536         len2 -= len1;
2537
2538         switch (getAlignment(cell)) {
2539         default:
2540         case LYX_ALIGN_LEFT:
2541                 len1 = 0;
2542                 break;
2543         case LYX_ALIGN_RIGHT:
2544                 len1 = len2;
2545                 len2 = 0;
2546                 break;
2547         case LYX_ALIGN_CENTER:
2548                 len1 = len2 / 2;
2549                 len2 -= len1;
2550                 break;
2551         }
2552
2553         os << docstring(len1, ' ') << sstr.str()
2554            << docstring(len2, ' ');
2555
2556         if (rightLine(cell))
2557                 os << " |";
2558         else
2559                 os << "  ";
2560 }
2561
2562
2563 void Tabular::plaintext(odocstream & os,
2564                            OutputParams const & runparams, int const depth,
2565                            bool onlydata, char_type delim) const
2566 {
2567         // first calculate the width of the single columns
2568         vector<unsigned int> clen(column_info.size());
2569
2570         if (!onlydata) {
2571                 // first all non (real) multicolumn cells!
2572                 for (col_type j = 0; j < column_info.size(); ++j) {
2573                         clen[j] = 0;
2574                         for (row_type i = 0; i < row_info.size(); ++i) {
2575                                 idx_type cell = cellIndex(i, j);
2576                                 if (isMultiColumnReal(cell))
2577                                         continue;
2578                                 odocstringstream sstr;
2579                                 cellInset(cell)->plaintext(sstr, runparams);
2580                                 if (clen[j] < sstr.str().length())
2581                                         clen[j] = sstr.str().length();
2582                         }
2583                 }
2584                 // then all (real) multicolumn cells!
2585                 for (col_type j = 0; j < column_info.size(); ++j) {
2586                         for (row_type i = 0; i < row_info.size(); ++i) {
2587                                 idx_type cell = cellIndex(i, j);
2588                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2589                                         continue;
2590                                 odocstringstream sstr;
2591                                 cellInset(cell)->plaintext(sstr, runparams);
2592                                 int len = int(sstr.str().length());
2593                                 idx_type const n = columnSpan(cell);
2594                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2595                                         len -= clen[k];
2596                                 if (len > int(clen[j + n - 1]))
2597                                         clen[j + n - 1] = len;
2598                         }
2599                 }
2600         }
2601         idx_type cell = 0;
2602         for (row_type i = 0; i < row_info.size(); ++i) {
2603                 if (!onlydata && plaintextTopHLine(os, i, clen))
2604                         os << docstring(depth * 2, ' ');
2605                 for (col_type j = 0; j < column_info.size(); ++j) {
2606                         if (isPartOfMultiColumn(i, j))
2607                                 continue;
2608                         if (onlydata && j > 0)
2609                                 // we don't use operator<< for single UCS4 character.
2610                                 // see explanation in docstream.h
2611                                 os.put(delim);
2612                         plaintextPrintCell(os, runparams, cell, i, j, clen, onlydata);
2613                         ++cell;
2614                 }
2615                 os << endl;
2616                 if (!onlydata) {
2617                         os << docstring(depth * 2, ' ');
2618                         if (plaintextBottomHLine(os, i, clen))
2619                                 os << docstring(depth * 2, ' ');
2620                 }
2621         }
2622 }
2623
2624
2625 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2626 {
2627         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2628 }
2629
2630
2631 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2632                                                col_type column) const
2633 {
2634         return cell_info[row][column].inset;
2635 }
2636
2637
2638 void Tabular::setCellInset(row_type row, col_type column,
2639                               shared_ptr<InsetTableCell> ins) const
2640 {
2641         CellData & cd = cell_info[row][column];
2642         cd.inset = ins;
2643         // reset the InsetTableCell's pointers
2644         ins->setCellData(&cd);
2645         ins->setTabular(this);
2646 }
2647
2648
2649 Tabular::idx_type Tabular::cellFromInset(Inset const * inset) const
2650 {
2651         // is this inset part of the tabular?
2652         if (!inset) {
2653                 lyxerr << "Error: this is not a cell of the tabular!" << endl;
2654                 LASSERT(false, /**/);
2655         }
2656
2657         for (idx_type cell = 0, n = numberofcells; cell < n; ++cell)
2658                 if (cellInset(cell).get() == inset) {
2659                         LYXERR(Debug::INSETTEXT, "Tabular::cellFromInset: "
2660                                 << "cell=" << cell);
2661                         return cell;
2662                 }
2663
2664         // We should have found a cell at this point
2665         lyxerr << "Tabular::cellFromInset: Cell of inset "
2666                 << inset << " not found!" << endl;
2667         LASSERT(false, /**/);
2668         // shut up compiler
2669         return 0;
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 const & buf,
2713         Tabular::CellData const * cell, Tabular const * table)
2714         : InsetText(buf), cell_data_(cell), table_(table)
2715 {}
2716
2717
2718 bool InsetTableCell::forceEmptyLayout(idx_type) const
2719 {
2720         LASSERT(table_, /**/);
2721         LASSERT(cell_data_, /**/);
2722         return table_->getPWidth(cell_data_->cellno).zero();
2723 }
2724
2725 bool InsetTableCell::allowParagraphCustomization(idx_type) const
2726 {
2727         LASSERT(table_, /**/);
2728         LASSERT(cell_data_, /**/);
2729         return !table_->getPWidth(cell_data_->cellno).zero();
2730 }
2731
2732 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
2733         FuncStatus & status) const
2734 {
2735         bool enabled;
2736         switch (cmd.action) {
2737         case LFUN_LAYOUT:
2738                 enabled = !forceEmptyLayout();
2739                 break;
2740         case LFUN_LAYOUT_PARAGRAPH:
2741                 enabled = allowParagraphCustomization();
2742                 break;
2743         default:
2744                 return InsetText::getStatus(cur, cmd, status);
2745         }
2746         status.enabled(enabled);
2747         return true;
2748 }
2749
2750 /////////////////////////////////////////////////////////////////////
2751 //
2752 // InsetTabular
2753 //
2754 /////////////////////////////////////////////////////////////////////
2755
2756 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
2757                            col_type columns)
2758         : tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
2759         rowselect_(false), colselect_(false)
2760 {
2761         setBuffer(const_cast<Buffer &>(buf)); // FIXME: remove later
2762 }
2763
2764
2765 InsetTabular::InsetTabular(InsetTabular const & tab)
2766         : Inset(tab), tabular(tab.tabular),  scx_(0)
2767 {
2768         setBuffer(const_cast<Buffer &>(tab.buffer())); // FIXME: remove later
2769 }
2770
2771
2772 InsetTabular::~InsetTabular()
2773 {
2774         hideDialogs("tabular", this);
2775 }
2776
2777
2778 bool InsetTabular::insetAllowed(InsetCode code) const
2779 {
2780         if (code == MATHMACRO_CODE)
2781                 return false;
2782
2783         return true;
2784 }
2785
2786
2787 void InsetTabular::write(ostream & os) const
2788 {
2789         os << "Tabular" << endl;
2790         tabular.write(os);
2791 }
2792
2793
2794 docstring InsetTabular::contextMenu(BufferView const &, int, int) const
2795 {
2796         // FIXME: depending on the selection state, we could offer a different menu.
2797         return from_ascii("context-tabular");
2798 }
2799
2800
2801 void InsetTabular::read(Lexer & lex)
2802 {
2803         //bool const old_format = (lex.getString() == "\\LyXTable");
2804
2805         tabular.read(lex);
2806
2807         //if (old_format)
2808         //      return;
2809
2810         lex.next();
2811         string token = lex.getString();
2812         while (lex && token != "\\end_inset") {
2813                 lex.next();
2814                 token = lex.getString();
2815         }
2816         if (!lex)
2817                 lex.printError("Missing \\end_inset at this point. ");
2818 }
2819
2820
2821 int InsetTabular::rowFromY(Cursor & cur, int y) const
2822 {
2823         // top y coordinate of tabular
2824         int h = yo(cur.bv()) - tabular.rowAscent(0);
2825         size_t nrows = tabular.row_info.size();
2826         row_type r = 0;
2827         for (; r < nrows && y > h; ++r) {
2828                 h += tabular.rowAscent(r);
2829                 h += tabular.rowDescent(r);
2830                 h += tabular.getAdditionalHeight(r);
2831         }
2832         return r - 1;
2833 }
2834
2835
2836 int InsetTabular::columnFromX(Cursor & cur, int x) const
2837 {
2838         // left x coordinate of tabular
2839         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
2840         size_t ncols = tabular.column_info.size();
2841         col_type c = 0;
2842         for (; c < ncols && x > w; ++c)
2843                 w += tabular.columnWidth(c);
2844         return c - 1;
2845 }
2846
2847
2848 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2849 {
2850         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
2851         //      mi.base.textwidth << "\n";
2852         if (!mi.base.bv) {
2853                 LYXERR0("need bv");
2854                 LASSERT(false, /**/);
2855         }
2856
2857         row_type i = 0;
2858         for (idx_type cell = 0; i < tabular.row_info.size(); ++i) {
2859                 int maxAsc = 0;
2860                 int maxDesc = 0;
2861                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
2862                         if (tabular.isPartOfMultiColumn(i, j))
2863                                 // Multicolumn cell, but not first one
2864                                 continue;
2865                         Dimension dim;
2866                         MetricsInfo m = mi;
2867                         Length p_width;
2868                         if (tabular.cell_info[i][j].multicolumn ==
2869                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
2870                                 p_width = tabular.cellInfo(cell).p_width;
2871                         else
2872                                 p_width = tabular.column_info[j].p_width;
2873                         if (!p_width.zero())
2874                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
2875                         tabular.cellInset(cell)->metrics(m, dim);
2876                         if (!p_width.zero())
2877                                 dim.wid = m.base.textwidth;
2878                         tabular.setCellWidth(cell, dim.wid);
2879                         maxAsc  = max(maxAsc, dim.asc);
2880                         maxDesc = max(maxDesc, dim.des);
2881                         ++cell;
2882                 }
2883                 int const top_space = tabular.row_info[i].top_space_default ?
2884                         default_line_space :
2885                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
2886                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
2887                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
2888                         default_line_space :
2889                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
2890                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
2891         }
2892         tabular.updateColumnWidths();
2893         dim.asc = tabular.rowAscent(0);
2894         dim.des = tabular.height() - dim.asc;
2895         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
2896 }
2897
2898
2899 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
2900 {
2901         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
2902         BufferView * bv = pi.base.bv;
2903
2904         // FIXME: As the full backrgound is painted in drawSelection(),
2905         // we have no choice but to do a full repaint for the Text cells.
2906         pi.full_repaint = true;
2907
2908         resetPos(bv->cursor());
2909
2910         x += scx_;
2911         x += ADD_TO_TABULAR_WIDTH;
2912
2913         bool const original_drawing_state = pi.pain.isDrawingEnabled();
2914
2915         idx_type idx = 0;
2916         first_visible_cell = Tabular::npos;
2917         for (row_type i = 0; i < tabular.row_info.size(); ++i) {
2918                 int nx = x;
2919                 int const a = tabular.rowAscent(i);
2920                 int const d = tabular.rowDescent(i);
2921                 idx = tabular.cellIndex(i, 0);
2922                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
2923                         if (tabular.isPartOfMultiColumn(i, j))
2924                                 continue;
2925                         if (first_visible_cell == Tabular::npos)
2926                                 first_visible_cell = idx;
2927
2928                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
2929                         // Cache the Inset position.
2930                         bv->coordCache().insets().add(cell(idx).get(), cx, y);
2931                         if (nx + tabular.columnWidth(idx) < 0
2932                             || nx > bv->workWidth()
2933                             || y + d < 0
2934                             || y - a > bv->workHeight()) {
2935                                 pi.pain.setDrawingEnabled(false);
2936                                 cell(idx)->draw(pi, cx, y);
2937                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2938                                 pi.pain.setDrawingEnabled(original_drawing_state);
2939                         } else {
2940                                 cell(idx)->draw(pi, cx, y);
2941                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
2942                         }
2943                         nx += tabular.columnWidth(idx);
2944                         ++idx;
2945                 }
2946
2947                 if (i + 1 < tabular.row_info.size())
2948                         y += d + tabular.rowAscent(i + 1) +
2949                                 tabular.getAdditionalHeight(i + 1);
2950         }
2951 }
2952
2953
2954 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
2955 {
2956         Cursor & cur = pi.base.bv->cursor();
2957
2958         x += scx_ + ADD_TO_TABULAR_WIDTH;
2959
2960         // FIXME: it is wrong to completely paint the background
2961         // if we want to do single row painting.
2962
2963         // Paint background of current tabular
2964         int const w = tabular.width();
2965         int const h = tabular.height();
2966         int yy = y - tabular.rowAscent(0);
2967         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
2968
2969         if (!cur.selection())
2970                 return;
2971         if (&cur.inset() != this)
2972                 return;
2973
2974         //resetPos(cur);
2975
2976
2977         if (tablemode(cur)) {
2978                 row_type rs, re;
2979                 col_type cs, ce;
2980                 getSelection(cur, rs, re, cs, ce);
2981                 y -= tabular.rowAscent(0);
2982                 for (row_type j = 0; j < tabular.row_info.size(); ++j) {
2983                         int const a = tabular.rowAscent(j);
2984                         int const h = a + tabular.rowDescent(j);
2985                         int xx = x;
2986                         y += tabular.getAdditionalHeight(j);
2987                         for (col_type i = 0; i < tabular.column_info.size(); ++i) {
2988                                 if (tabular.isPartOfMultiColumn(j, i))
2989                                         continue;
2990                                 idx_type const cell =
2991                                         tabular.cellIndex(j, i);
2992                                 int const w = tabular.columnWidth(cell);
2993                                 if (i >= cs && i <= ce && j >= rs && j <= re)
2994                                         pi.pain.fillRectangle(xx, y, w, h,
2995                                                               Color_selection);
2996                                 xx += w;
2997                         }
2998                         y += h;
2999                 }
3000
3001         } else {
3002                 x += cellXPos(cur.idx());
3003                 x += tabular.getBeginningOfTextInCell(cur.idx());
3004                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3005         }
3006 }
3007
3008
3009 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3010                                  row_type row, idx_type cell, bool erased) const
3011 {
3012         int x2 = x + tabular.columnWidth(cell);
3013         bool on_off = false;
3014         ColorCode col = Color_tabularline;
3015         ColorCode onoffcol = Color_tabularonoffline;
3016
3017         if (erased) {
3018                 col = Color_deletedtext;
3019                 onoffcol = Color_deletedtext;
3020         }
3021
3022         if (!tabular.topAlreadyDrawn(cell)) {
3023                 on_off = !tabular.topLine(cell);
3024                 pain.line(x, y - tabular.rowAscent(row),
3025                           x2, y -  tabular.rowAscent(row),
3026                           on_off ? onoffcol : col,
3027                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3028         }
3029         on_off = !tabular.bottomLine(cell);
3030         pain.line(x, y + tabular.rowDescent(row),
3031                   x2, y + tabular.rowDescent(row),
3032                   on_off ? onoffcol : col,
3033                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3034         if (!tabular.leftAlreadyDrawn(cell)) {
3035                 on_off = !tabular.leftLine(cell);
3036                 pain.line(x, y -  tabular.rowAscent(row),
3037                           x, y +  tabular.rowDescent(row),
3038                           on_off ? onoffcol : col,
3039                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3040         }
3041         on_off = !tabular.rightLine(cell);
3042         pain.line(x2 - tabular.getAdditionalWidth(cell),
3043                   y -  tabular.rowAscent(row),
3044                   x2 - tabular.getAdditionalWidth(cell),
3045                   y +  tabular.rowDescent(row),
3046                   on_off ? onoffcol : col,
3047                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3048 }
3049
3050
3051 docstring InsetTabular::editMessage() const
3052 {
3053         return _("Opened table");
3054 }
3055
3056
3057 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3058 {
3059         //lyxerr << "InsetTabular::edit: " << this << endl;
3060         cur.finishUndo();
3061         cur.selection() = false;
3062         cur.push(*this);
3063         if (front) {
3064                 if (isRightToLeft(cur))
3065                         cur.idx() = tabular.getLastCellInRow(0);
3066                 else
3067                         cur.idx() = 0;
3068                 cur.pit() = 0;
3069                 cur.pos() = 0;
3070         } else {
3071                 if (isRightToLeft(cur))
3072                         cur.idx() = tabular.getFirstCellInRow(tabular.row_info.size() - 1);
3073                 else
3074                         cur.idx() = tabular.numberofcells - 1;
3075                 cur.pit() = 0;
3076                 cur.pos() = cur.lastpos(); // FIXME crude guess
3077         }
3078         // FIXME: this accesses the position cache before it is initialized
3079         //resetPos(cur);
3080         //cur.bv().fitCursor();
3081 }
3082
3083
3084 void InsetTabular::updateLabels(ParIterator const & it)
3085 {
3086         // In a longtable, tell captions what the current float is
3087         Counters & cnts = buffer().params().documentClass().counters();
3088         string const saveflt = cnts.current_float();
3089         if (tabular.is_long_tabular)
3090                 cnts.current_float("table");
3091
3092         ParIterator it2 = it;
3093         it2.forwardPos();
3094         size_t const end = it2.nargs();
3095         for ( ; it2.idx() < end; it2.top().forwardIdx())
3096                 lyx::updateLabels(buffer(), it2);
3097
3098         //reset afterwards
3099         if (tabular.is_long_tabular)
3100                 cnts.current_float(saveflt);
3101 }
3102
3103
3104 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3105 {
3106         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3107                              << "\n  cur:" << cur);
3108         CursorSlice sl = cur.top();
3109         Cursor & bvcur = cur.bv().cursor();
3110
3111         switch (cmd.action) {
3112
3113         case LFUN_MOUSE_PRESS: {
3114                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3115                 // select row
3116                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3117                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3118                         row_type r = rowFromY(cur, cmd.y);
3119                         cur.idx() = tabular.getFirstCellInRow(r);
3120                         cur.pos() = 0;
3121                         cur.resetAnchor();
3122                         cur.idx() = tabular.getLastCellInRow(r);
3123                         cur.pos() = cur.lastpos();
3124                         cur.selection() = true;
3125                         bvcur = cur;
3126                         rowselect_ = true;
3127                         break;
3128                 }
3129                 // select column
3130                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3131                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3132                         || cmd.y > y0 + tabular.height()) {
3133                         col_type c = columnFromX(cur, cmd.x);
3134                         cur.idx() = tabular.cellIndex(0, c);
3135                         cur.pos() = 0;
3136                         cur.resetAnchor();
3137                         cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3138                         cur.pos() = cur.lastpos();
3139                         cur.selection() = true;
3140                         bvcur = cur;
3141                         colselect_ = true;
3142                         break;
3143                 }
3144                 // do not reset cursor/selection if we have selected
3145                 // some cells (bug 2715).
3146                 if (cmd.button() == mouse_button::button3
3147                     && &bvcur.selBegin().inset() == this
3148                     && tablemode(bvcur))
3149                         ;
3150                 else
3151                         // Let InsetTableCell do it
3152                         cell(cur.idx())->dispatch(cur, cmd);
3153                 break;
3154         }
3155         case LFUN_MOUSE_MOTION:
3156                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3157                 if (cmd.button() == mouse_button::button1) {
3158                         // only accept motions to places not deeper nested than the real anchor
3159                         if (!bvcur.anchor_.hasPart(cur)) {
3160                                 cur.undispatched();
3161                                 break;
3162                         }
3163                         // select (additional) row
3164                         if (rowselect_) {
3165                                 row_type r = rowFromY(cur, cmd.y);
3166                                 cur.idx() = tabular.getLastCellInRow(r);
3167                                 bvcur.setCursor(cur);
3168                                 bvcur.selection() = true;
3169                                 break;
3170                         }
3171                         // select (additional) column
3172                         if (colselect_) {
3173                                 col_type c = columnFromX(cur, cmd.x);
3174                                 cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3175                                 bvcur.setCursor(cur);
3176                                 bvcur.selection() = true;
3177                                 break;
3178                         }
3179                         // only update if selection changes
3180                         if (bvcur.idx() == cur.idx() &&
3181                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3182                                 cur.noUpdate();
3183                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3184                         bvcur.setCursor(cur);
3185                         bvcur.selection() = true;
3186                 }
3187                 break;
3188
3189         case LFUN_MOUSE_RELEASE:
3190                 rowselect_ = false;
3191                 colselect_ = false;
3192                 break;
3193
3194         case LFUN_CELL_BACKWARD:
3195                 movePrevCell(cur);
3196                 cur.selection() = false;
3197                 break;
3198
3199         case LFUN_CELL_FORWARD:
3200                 moveNextCell(cur);
3201                 cur.selection() = false;
3202                 break;
3203         case LFUN_CHAR_FORWARD_SELECT:
3204         case LFUN_CHAR_FORWARD:
3205         case LFUN_CHAR_BACKWARD_SELECT:
3206         case LFUN_CHAR_BACKWARD:
3207         case LFUN_CHAR_RIGHT_SELECT:
3208         case LFUN_CHAR_RIGHT:
3209         case LFUN_CHAR_LEFT_SELECT:
3210         case LFUN_CHAR_LEFT: {
3211
3212                 // determine whether we move to next or previous cell, where to enter
3213                 // the new cell from, and which command to "finish" (i.e., exit the
3214                 // inset) with:
3215                 bool next_cell;
3216                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
3217                 FuncCode finish_lfun;
3218
3219                 if (cmd.action == LFUN_CHAR_FORWARD
3220                                 || cmd.action == LFUN_CHAR_FORWARD_SELECT) {
3221                         next_cell = true;
3222                         finish_lfun = LFUN_FINISHED_FORWARD;
3223                 }
3224                 else if (cmd.action == LFUN_CHAR_BACKWARD
3225                                 || cmd.action == LFUN_CHAR_BACKWARD_SELECT) {
3226                         next_cell = false;
3227                         finish_lfun = LFUN_FINISHED_BACKWARD;
3228                 }
3229                 // LEFT or RIGHT commands --- the interpretation will depend on the
3230                 // table's direction.
3231                 else {
3232                         bool right = (cmd.action == LFUN_CHAR_RIGHT
3233                                                         || cmd.action == LFUN_CHAR_RIGHT_SELECT);
3234                         next_cell = (isRightToLeft(cur) != right);
3235
3236                         if (lyxrc.visual_cursor) {
3237                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
3238                         }
3239
3240                         if (right)
3241                                 finish_lfun = LFUN_FINISHED_RIGHT;
3242                         else
3243                                 finish_lfun = LFUN_FINISHED_LEFT;
3244                 }
3245
3246
3247                 // finally, now that we know what we want to do, do it!
3248                 cell(cur.idx())->dispatch(cur, cmd);
3249                 if (!cur.result().dispatched()) {
3250                         // move to next/prev cell, as appropriate
3251                         LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
3252                                 << " cell from: " << int(entry_from));
3253                         if (next_cell)
3254                                 moveNextCell(cur, entry_from);
3255                         else
3256                                 movePrevCell(cur, entry_from);
3257                         // if we're exiting the table, call the appropriate FINISHED lfun
3258                         if (sl == cur.top())
3259                                 cmd = FuncRequest(finish_lfun);
3260                         else
3261                                 cur.dispatched();
3262                 }
3263                 break;
3264
3265         }
3266
3267         case LFUN_DOWN_SELECT:
3268         case LFUN_DOWN:
3269                 cell(cur.idx())->dispatch(cur, cmd);
3270                 cur.dispatched(); // override the cell's decision
3271                 if (sl == cur.top())
3272                         // if our Text didn't do anything to the cursor
3273                         // then we try to put the cursor into the cell below
3274                         // setting also the right targetX.
3275                         if (tabular.cellRow(cur.idx()) != tabular.row_info.size() - 1) {
3276                                 cur.idx() = tabular.cellBelow(cur.idx());
3277                                 cur.pit() = 0;
3278                                 TextMetrics const & tm =
3279                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3280                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3281                         }
3282                 if (sl == cur.top()) {
3283                         // we trick it to go to forward after leaving the
3284                         // tabular.
3285                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3286                         cur.undispatched();
3287                 }
3288                 break;
3289
3290         case LFUN_UP_SELECT:
3291         case LFUN_UP:
3292                 cell(cur.idx())->dispatch(cur, cmd);
3293                 cur.dispatched(); // override the cell's decision
3294                 if (sl == cur.top())
3295                         // if our Text didn't do anything to the cursor
3296                         // then we try to put the cursor into the cell above
3297                         // setting also the right targetX.
3298                         if (tabular.cellRow(cur.idx()) != 0) {
3299                                 cur.idx() = tabular.cellAbove(cur.idx());
3300                                 cur.pit() = cur.lastpit();
3301                                 Text const * text = cell(cur.idx())->getText(0);
3302                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3303                                 ParagraphMetrics const & pm =
3304                                         tm.parMetrics(cur.lastpit());
3305                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3306                         }
3307                 if (sl == cur.top()) {
3308                         cmd = FuncRequest(LFUN_UP);
3309                         cur.undispatched();
3310                 }
3311                 break;
3312
3313 //      case LFUN_SCREEN_DOWN: {
3314 //              //if (hasSelection())
3315 //              //      cur.selection() = false;
3316 //              col_type const col = tabular.cellColumn(cur.idx());
3317 //              int const t =   cur.bv().top_y() + cur.bv().height();
3318 //              if (t < yo() + tabular.getHeightOfTabular()) {
3319 //                      cur.bv().scrollDocView(t);
3320 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3321 //              } else {
3322 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3323 //              }
3324 //              cur.par() = 0;
3325 //              cur.pos() = 0;
3326 //              break;
3327 //      }
3328 //
3329 //      case LFUN_SCREEN_UP: {
3330 //              //if (hasSelection())
3331 //              //      cur.selection() = false;
3332 //              col_type const col = tabular.cellColumn(cur.idx());
3333 //              int const t =   cur.bv().top_y() + cur.bv().height();
3334 //              if (yo() < 0) {
3335 //                      cur.bv().scrollDocView(t);
3336 //                      if (yo() > 0)
3337 //                              cur.idx() = col;
3338 //                      else
3339 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3340 //              } else {
3341 //                      cur.idx() = col;
3342 //              }
3343 //              cur.par() = cur.lastpar();
3344 //              cur.pos() = cur.lastpos();
3345 //              break;
3346 //      }
3347
3348         case LFUN_LAYOUT_TABULAR:
3349                 cur.bv().showDialog("tabular", params2string(*this), this);
3350                 break;
3351
3352         case LFUN_INSET_DIALOG_UPDATE:
3353                 cur.bv().updateDialog("tabular", params2string(*this));
3354                 break;
3355
3356         case LFUN_TABULAR_FEATURE:
3357                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3358                         cur.undispatched();
3359                 break;
3360
3361         // insert file functions
3362         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3363         case LFUN_FILE_INSERT_PLAINTEXT: {
3364                 // FIXME UNICODE
3365                 docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3366                         FileName(to_utf8(cmd.argument())));
3367                 if (tmpstr.empty())
3368                         break;
3369                 cur.recordUndoInset(INSERT_UNDO);
3370                 if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3371                         // content has been replaced,
3372                         // so cursor might be invalid
3373                         cur.pos() = cur.lastpos();
3374                         cur.pit() = cur.lastpit();
3375                         bvcur.setCursor(cur);
3376                 } else
3377                         cur.undispatched();
3378                 break;
3379         }
3380
3381         case LFUN_CUT:
3382                 if (tablemode(cur)) {
3383                         if (copySelection(cur)) {
3384                                 cur.recordUndoInset(DELETE_UNDO);
3385                                 cutSelection(cur);
3386                         }
3387                 }
3388                 else
3389                         cell(cur.idx())->dispatch(cur, cmd);
3390                 break;
3391
3392         case LFUN_CHAR_DELETE_BACKWARD:
3393         case LFUN_CHAR_DELETE_FORWARD:
3394                 if (tablemode(cur)) {
3395                         cur.recordUndoInset(DELETE_UNDO);
3396                         cutSelection(cur);
3397                 }
3398                 else
3399                         cell(cur.idx())->dispatch(cur, cmd);
3400                 break;
3401
3402         case LFUN_COPY:
3403                 if (!cur.selection())
3404                         break;
3405                 if (tablemode(cur)) {
3406                         cur.finishUndo();
3407                         copySelection(cur);
3408                 } else
3409                         cell(cur.idx())->dispatch(cur, cmd);
3410                 break;
3411
3412         case LFUN_CLIPBOARD_PASTE:
3413         case LFUN_PRIMARY_SELECTION_PASTE: {
3414                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3415                         theClipboard().getAsText() :
3416                         theSelection().get();
3417                 if (clip.empty())
3418                         break;
3419                 // pass to InsertPlaintextString, but
3420                 // only if we have multi-cell content
3421                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3422                         cur.recordUndoInset(INSERT_UNDO);
3423                         if (insertPlaintextString(cur.bv(), clip, false)) {
3424                                 // content has been replaced,
3425                                 // so cursor might be invalid
3426                                 cur.pos() = cur.lastpos();
3427                                 cur.pit() = cur.lastpit();
3428                                 bvcur.setCursor(cur);
3429                                 break;
3430                         }
3431                 }
3432                 // Let the cell handle normal text
3433                 cell(cur.idx())->dispatch(cur, cmd);
3434                 break;
3435         }
3436
3437         case LFUN_PASTE:
3438                 if (!tabularStackDirty()) {
3439                         cell(cur.idx())->dispatch(cur, cmd);
3440                         break;
3441                 }
3442                 if (theClipboard().isInternal() ||
3443                     !theClipboard().hasInternal() && theClipboard().hasLyXContents()) {
3444                         cur.recordUndoInset(INSERT_UNDO);
3445                         pasteClipboard(cur);
3446                 }
3447                 break;
3448
3449         case LFUN_FONT_EMPH:
3450         case LFUN_FONT_BOLD:
3451         case LFUN_FONT_ROMAN:
3452         case LFUN_FONT_NOUN:
3453         case LFUN_FONT_ITAL:
3454         case LFUN_FONT_FRAK:
3455         case LFUN_FONT_TYPEWRITER:
3456         case LFUN_FONT_SANS:
3457         case LFUN_FONT_FREE_APPLY:
3458         case LFUN_FONT_FREE_UPDATE:
3459         case LFUN_FONT_SIZE:
3460         case LFUN_FONT_UNDERLINE:
3461         case LFUN_LANGUAGE:
3462         case LFUN_WORD_CAPITALIZE:
3463         case LFUN_WORD_UPCASE:
3464         case LFUN_WORD_LOWCASE:
3465         case LFUN_CHARS_TRANSPOSE:
3466                 if (tablemode(cur)) {
3467                         row_type rs, re;
3468                         col_type cs, ce;
3469                         getSelection(cur, rs, re, cs, ce);
3470                         Cursor tmpcur = cur;
3471                         for (row_type i = rs; i <= re; ++i) {
3472                                 for (col_type j = cs; j <= ce; ++j) {
3473                                         // cursor follows cell:
3474                                         tmpcur.idx() = tabular.cellIndex(i, j);
3475                                         // select this cell only:
3476                                         tmpcur.pit() = 0;
3477                                         tmpcur.pos() = 0;
3478                                         tmpcur.resetAnchor();
3479                                         tmpcur.pit() = tmpcur.lastpit();
3480                                         tmpcur.pos() = tmpcur.top().lastpos();
3481                                         tmpcur.setCursor(tmpcur);
3482                                         tmpcur.setSelection();
3483                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3484                                 }
3485                         }
3486                         break;
3487                 } else {
3488                         cell(cur.idx())->dispatch(cur, cmd);
3489                         break;
3490                 }
3491         default:
3492                 // we try to handle this event in the insets dispatch function.
3493                 cell(cur.idx())->dispatch(cur, cmd);
3494                 break;
3495         }
3496 }
3497
3498
3499 // function sets an object as defined in func_status.h:
3500 // states OK, Unknown, Disabled, On, Off.
3501 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3502         FuncStatus & status) const
3503 {
3504         switch (cmd.action) {
3505         case LFUN_TABULAR_FEATURE: {
3506                 int action = Tabular::LAST_ACTION;
3507                 int i = 0;
3508                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3509                         string const tmp = tabularFeature[i].feature;
3510                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3511                                 action = tabularFeature[i].action;
3512                                 break;
3513                         }
3514                 }
3515                 if (action == Tabular::LAST_ACTION) {
3516                         status.clear();
3517                         status.unknown(true);
3518                         return true;
3519                 }
3520
3521                 string const argument
3522                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3523
3524                 row_type sel_row_start = 0;
3525                 row_type sel_row_end = 0;
3526                 col_type sel_col_start = 0;
3527                 col_type sel_col_end = 0;
3528                 Tabular::ltType dummyltt;
3529                 bool flag = true;
3530
3531                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3532
3533                 switch (action) {
3534                 case Tabular::SET_PWIDTH:
3535                 case Tabular::SET_MPWIDTH:
3536                 case Tabular::SET_SPECIAL_COLUMN:
3537                 case Tabular::SET_SPECIAL_MULTI:
3538                 case Tabular::APPEND_ROW:
3539                 case Tabular::APPEND_COLUMN:
3540                 case Tabular::DELETE_ROW:
3541                 case Tabular::DELETE_COLUMN:
3542                 case Tabular::COPY_ROW:
3543                 case Tabular::COPY_COLUMN:
3544                 case Tabular::SET_TOP_SPACE:
3545                 case Tabular::SET_BOTTOM_SPACE:
3546                 case Tabular::SET_INTERLINE_SPACE:
3547                         status.clear();
3548                         return true;
3549
3550                 case Tabular::MULTICOLUMN:
3551                         status.enabled(sel_row_start == sel_row_end);
3552                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3553                         break;
3554
3555                 case Tabular::SET_ALL_LINES:
3556                 case Tabular::UNSET_ALL_LINES:
3557                 case Tabular::SET_BORDER_LINES:
3558                         status.enabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3559                         break;
3560
3561                 case Tabular::TOGGLE_LINE_TOP:
3562                         status.enabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3563                         status.setOnOff(tabular.topLine(cur.idx()));
3564                         break;
3565
3566                 case Tabular::TOGGLE_LINE_BOTTOM:
3567                         status.enabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3568                         status.setOnOff(tabular.bottomLine(cur.idx()));
3569                         break;
3570
3571                 case Tabular::TOGGLE_LINE_LEFT:
3572                         status.enabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3573                         status.setOnOff(tabular.leftLine(cur.idx()));
3574                         break;
3575
3576                 case Tabular::TOGGLE_LINE_RIGHT:
3577                         status.enabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3578                         status.setOnOff(tabular.rightLine(cur.idx()));
3579                         break;
3580
3581                 case Tabular::M_ALIGN_LEFT:
3582                         flag = false;
3583                 case Tabular::ALIGN_LEFT:
3584                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3585                         break;
3586
3587                 case Tabular::M_ALIGN_RIGHT:
3588                         flag = false;
3589                 case Tabular::ALIGN_RIGHT:
3590                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3591                         break;
3592
3593                 case Tabular::M_ALIGN_CENTER:
3594                         flag = false;
3595                 case Tabular::ALIGN_CENTER:
3596                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3597                         break;
3598
3599                 case Tabular::ALIGN_BLOCK:
3600                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
3601                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3602                         break;
3603
3604                 case Tabular::M_VALIGN_TOP:
3605                         flag = false;
3606                 case Tabular::VALIGN_TOP:
3607                         status.setOnOff(
3608                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3609                         break;
3610
3611                 case Tabular::M_VALIGN_BOTTOM:
3612                         flag = false;
3613                 case Tabular::VALIGN_BOTTOM:
3614                         status.setOnOff(
3615                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3616                         break;
3617
3618                 case Tabular::M_VALIGN_MIDDLE:
3619                         flag = false;
3620                 case Tabular::VALIGN_MIDDLE:
3621                         status.setOnOff(
3622                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3623                         break;
3624
3625                 case Tabular::SET_LONGTABULAR:
3626                         status.setOnOff(tabular.is_long_tabular);
3627                         break;
3628
3629                 case Tabular::UNSET_LONGTABULAR:
3630                         status.setOnOff(!tabular.is_long_tabular);
3631                         break;
3632
3633                 case Tabular::TOGGLE_ROTATE_TABULAR:
3634                 case Tabular::SET_ROTATE_TABULAR:
3635                         status.setOnOff(tabular.rotate);
3636                         break;
3637
3638                 case Tabular::UNSET_ROTATE_TABULAR:
3639                         status.setOnOff(!tabular.rotate);
3640                         break;
3641
3642                 case Tabular::TOGGLE_ROTATE_CELL:
3643                 case Tabular::SET_ROTATE_CELL:
3644                         status.setOnOff(!oneCellHasRotationState(false,
3645                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3646                         break;
3647
3648                 case Tabular::UNSET_ROTATE_CELL:
3649                         status.setOnOff(!oneCellHasRotationState(true,
3650                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3651                         break;
3652
3653                 case Tabular::SET_USEBOX:
3654                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3655                         break;
3656
3657                 case Tabular::SET_LTFIRSTHEAD:
3658                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3659                         break;
3660
3661                 case Tabular::UNSET_LTFIRSTHEAD:
3662                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3663                         break;
3664
3665                 case Tabular::SET_LTHEAD:
3666                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3667                         break;
3668
3669                 case Tabular::UNSET_LTHEAD:
3670                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3671                         break;
3672
3673                 case Tabular::SET_LTFOOT:
3674                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3675                         break;
3676
3677                 case Tabular::UNSET_LTFOOT:
3678                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3679                         break;
3680
3681                 case Tabular::SET_LTLASTFOOT:
3682                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3683                         break;
3684
3685                 case Tabular::UNSET_LTLASTFOOT:
3686                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3687                         break;
3688
3689                 case Tabular::SET_LTNEWPAGE:
3690                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3691                         break;
3692
3693                 case Tabular::TOGGLE_LTCAPTION:
3694                         status.enabled(sel_row_start == sel_row_end);
3695                         status.setOnOff(tabular.ltCaption(sel_row_start));
3696                         break;
3697
3698                 case Tabular::SET_BOOKTABS:
3699                         status.setOnOff(tabular.use_booktabs);
3700                         break;
3701
3702                 case Tabular::UNSET_BOOKTABS:
3703                         status.setOnOff(!tabular.use_booktabs);
3704                         break;
3705
3706                 default:
3707                         status.clear();
3708                         status.enabled(false);
3709                         break;
3710                 }
3711                 return true;
3712         }
3713
3714         // These are only enabled inside tabular
3715         case LFUN_CELL_BACKWARD:
3716         case LFUN_CELL_FORWARD:
3717                 status.enabled(true);
3718                 return true;
3719
3720         // disable these with multiple cells selected
3721         case LFUN_INSET_INSERT:
3722         case LFUN_TABULAR_INSERT:
3723         case LFUN_FLEX_INSERT:
3724         case LFUN_FLOAT_INSERT:
3725         case LFUN_FLOAT_WIDE_INSERT:
3726         case LFUN_FOOTNOTE_INSERT:
3727         case LFUN_MARGINALNOTE_INSERT:
3728         case LFUN_MATH_INSERT:
3729         case LFUN_MATH_MODE:
3730         case LFUN_MATH_MUTATE:
3731         case LFUN_MATH_DISPLAY:
3732         case LFUN_NOTE_INSERT:
3733         case LFUN_OPTIONAL_INSERT:
3734         case LFUN_BOX_INSERT:
3735         case LFUN_BRANCH_INSERT:
3736         case LFUN_WRAP_INSERT:
3737         case LFUN_ERT_INSERT: {
3738                 if (tablemode(cur)) {
3739                         status.enabled(false);
3740                         return true;
3741                 } else
3742                         return cell(cur.idx())->getStatus(cur, cmd, status);
3743         }
3744
3745         // disable in non-fixed-width cells
3746         case LFUN_NEWLINE_INSERT:
3747         case LFUN_BREAK_PARAGRAPH:
3748         case LFUN_BREAK_PARAGRAPH_SKIP: {
3749                 if (tabular.getPWidth(cur.idx()).zero()) {
3750                         status.enabled(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.enabled(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.enabled(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         // We clear all the InsetTableCell pointers, since they
4545         // might now become invalid and there is no point in having
4546         // them point to temporary things in paste_tabular.
4547         for (row_type i = 0; i < paste_tabular->row_info.size(); ++i)
4548                 for (col_type j = 0; j < paste_tabular->column_info.size(); ++j) {
4549                         paste_tabular->cellInset(i,j)->setCellData(0);
4550                         paste_tabular->cellInset(i,j)->setTabular(0);
4551                 }
4552
4553         odocstringstream os;
4554         OutputParams const runparams(0);
4555         paste_tabular->plaintext(os, runparams, 0, true, '\t');
4556         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4557         cap::copySelection(cur, os.str());
4558
4559         // mark tabular stack dirty
4560         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4561         // when we (hopefully) have a one-for-all paste mechanism.
4562         // This must be called after cap::copySelection.
4563         dirtyTabularStack(true);
4564
4565         return true;
4566 }
4567
4568
4569 bool InsetTabular::pasteClipboard(Cursor & cur)
4570 {
4571         if (!paste_tabular)
4572                 return false;
4573         col_type const actcol = tabular.cellColumn(cur.idx());
4574         row_type const actrow = tabular.cellRow(cur.idx());
4575         for (row_type r1 = 0, r2 = actrow;
4576              r1 < paste_tabular->row_info.size() && r2 < tabular.row_info.size();
4577              ++r1, ++r2) {
4578                 for (col_type c1 = 0, c2 = actcol;
4579                     c1 < paste_tabular->column_info.size() && c2 < tabular.column_info.size();
4580                     ++c1, ++c2) {
4581                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4582                             tabular.isPartOfMultiColumn(r2, c2))
4583                                 continue;
4584                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4585                                 --c2;
4586                                 continue;
4587                         }
4588                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4589                                 --c1;
4590                                 continue;
4591                         }
4592                         shared_ptr<InsetTableCell> inset(
4593                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
4594                         // note that setCellInset will call InsetTableCell::setCellData()
4595                         // and InsetTableCell::setTabular()
4596                         tabular.setCellInset(r2, c2, inset);
4597                         // FIXME: change tracking (MG)
4598                         inset->setChange(Change(cur.buffer().params().trackChanges ?
4599                                                 Change::INSERTED : Change::UNCHANGED));
4600                         cur.pos() = 0;
4601                 }
4602         }
4603         return true;
4604 }
4605
4606
4607 void InsetTabular::cutSelection(Cursor & cur)
4608 {
4609         if (!cur.selection())
4610                 return;
4611
4612         row_type rs, re;
4613         col_type cs, ce;
4614         getSelection(cur, rs, re, cs, ce);
4615         for (row_type i = rs; i <= re; ++i) {
4616                 for (col_type j = cs; j <= ce; ++j) {
4617                         shared_ptr<InsetTableCell> t
4618                                 = cell(tabular.cellIndex(i, j));
4619                         if (cur.buffer().params().trackChanges)
4620                                 // FIXME: Change tracking (MG)
4621                                 t->setChange(Change(Change::DELETED));
4622                         else
4623                                 t->clear();
4624                 }
4625         }
4626
4627         // cursor position might be invalid now
4628         if (cur.pit() > cur.lastpit())
4629                 cur.pit() = cur.lastpit();
4630         if (cur.pos() > cur.lastpos())
4631                 cur.pos() = cur.lastpos();
4632         cur.clearSelection();
4633 }
4634
4635
4636 bool InsetTabular::isRightToLeft(Cursor & cur) const
4637 {
4638         LASSERT(cur.depth() > 1, /**/);
4639         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4640         pos_type const parentpos = cur[cur.depth() - 2].pos();
4641         return parentpar.getFontSettings(cur.bv().buffer().params(),
4642                                          parentpos).language()->rightToLeft();
4643 }
4644
4645
4646 void InsetTabular::getSelection(Cursor & cur,
4647         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4648 {
4649         CursorSlice const & beg = cur.selBegin();
4650         CursorSlice const & end = cur.selEnd();
4651         cs = tabular.cellColumn(beg.idx());
4652         ce = tabular.cellColumn(end.idx());
4653         if (cs > ce) {
4654                 ce = cs;
4655                 cs = tabular.cellColumn(end.idx());
4656         } else {
4657                 ce = tabular.cellRightColumn(end.idx());
4658         }
4659
4660         rs = tabular.cellRow(beg.idx());
4661         re = tabular.cellRow(end.idx());
4662         if (rs > re)
4663                 swap(rs, re);
4664 }
4665
4666
4667 Text * InsetTabular::getText(int idx) const
4668 {
4669         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
4670 }
4671
4672
4673 void InsetTabular::setChange(Change const & change)
4674 {
4675         for (idx_type idx = 0; idx < nargs(); ++idx)
4676                 cell(idx)->setChange(change);
4677 }
4678
4679
4680 void InsetTabular::acceptChanges(BufferParams const & bparams)
4681 {
4682         for (idx_type idx = 0; idx < nargs(); ++idx)
4683                 cell(idx)->acceptChanges(bparams);
4684 }
4685
4686
4687 void InsetTabular::rejectChanges(BufferParams const & bparams)
4688 {
4689         for (idx_type idx = 0; idx < nargs(); ++idx)
4690                 cell(idx)->rejectChanges(bparams);
4691 }
4692
4693
4694 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
4695 {
4696         return tabular.getPWidth(cell).zero();
4697 }
4698
4699
4700 bool InsetTabular::forceEmptyLayout(idx_type cell) const
4701 {
4702         return !tabular.getPWidth(cell).zero();
4703 }
4704
4705
4706 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
4707                                      bool usePaste)
4708 {
4709         if (buf.length() <= 0)
4710                 return true;
4711
4712         col_type cols = 1;
4713         row_type rows = 1;
4714         col_type maxCols = 1;
4715         size_t const len = buf.length();
4716         size_t p = 0;
4717
4718         while (p < len &&
4719                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
4720                 switch (buf[p]) {
4721                 case '\t':
4722                         ++cols;
4723                         break;
4724                 case '\n':
4725                         if (p + 1 < len)
4726                                 ++rows;
4727                         maxCols = max(cols, maxCols);
4728                         cols = 1;
4729                         break;
4730                 }
4731                 ++p;
4732         }
4733         maxCols = max(cols, maxCols);
4734         Tabular * loctab;
4735         idx_type cell = 0;
4736         col_type ocol = 0;
4737         row_type row = 0;
4738         if (usePaste) {
4739                 paste_tabular.reset(new Tabular(buffer(), rows, maxCols));
4740                 loctab = paste_tabular.get();
4741                 cols = 0;
4742                 dirtyTabularStack(true);
4743         } else {
4744                 loctab = &tabular;
4745                 cell = bv.cursor().idx();
4746                 ocol = tabular.cellColumn(cell);
4747                 row = tabular.cellRow(cell);
4748         }
4749
4750         size_t op = 0;
4751         idx_type const cells = loctab->numberofcells;
4752         p = 0;
4753         cols = ocol;
4754         rows = loctab->row_info.size();
4755         col_type const columns = loctab->column_info.size();
4756
4757         while (cell < cells && p < len && row < rows &&
4758                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
4759         {
4760                 if (p >= len)
4761                         break;
4762                 switch (buf[p]) {
4763                 case '\t':
4764                         // we can only set this if we are not too far right
4765                         if (cols < columns) {
4766                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4767                                 Font const font = bv.textMetrics(&inset->text_).
4768                                         displayFont(0, 0);
4769                                 inset->setText(buf.substr(op, p - op), font,
4770                                                buffer().params().trackChanges);
4771                                 ++cols;
4772                                 ++cell;
4773                         }
4774                         break;
4775                 case '\n':
4776                         // we can only set this if we are not too far right
4777                         if (cols < columns) {
4778                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
4779                                 Font const font = bv.textMetrics(&inset->text_).
4780                                         displayFont(0, 0);
4781                                 inset->setText(buf.substr(op, p - op), font,
4782                                                buffer().params().trackChanges);
4783                         }
4784                         cols = ocol;
4785                         ++row;
4786                         if (row < rows)
4787                                 cell = loctab->cellIndex(row, cols);
4788                         break;
4789                 }
4790                 ++p;
4791                 op = p;
4792         }
4793         // check for the last cell if there is no trailing '\n'
4794         if (cell < cells && op < len) {
4795                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
4796                 Font const font = bv.textMetrics(&inset->text_).displayFont(0, 0);
4797                 inset->setText(buf.substr(op, len - op), font,
4798                         buffer().params().trackChanges);
4799         }
4800         return true;
4801 }
4802
4803
4804 void InsetTabular::addPreview(PreviewLoader & loader) const
4805 {
4806         row_type const rows = tabular.row_info.size();
4807         col_type const columns = tabular.column_info.size();
4808         for (row_type i = 0; i < rows; ++i) {
4809                 for (col_type j = 0; j < columns; ++j)
4810                         tabular.cellInset(i, j)->addPreview(loader);
4811         }
4812 }
4813
4814
4815 bool InsetTabular::tablemode(Cursor & cur) const
4816 {
4817         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
4818 }
4819
4820
4821 bool InsetTabular::completionSupported(Cursor const & cur) const
4822 {
4823         Cursor const & bvCur = cur.bv().cursor();
4824         if (&bvCur.inset() != this)
4825                 return false;
4826         return cur.text()->completionSupported(cur);
4827 }
4828
4829
4830 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
4831 {
4832         return completionSupported(cur);
4833 }
4834
4835
4836 bool InsetTabular::automaticInlineCompletion() const
4837 {
4838         return lyxrc.completion_inline_text;
4839 }
4840
4841
4842 bool InsetTabular::automaticPopupCompletion() const
4843 {
4844         return lyxrc.completion_popup_text;
4845 }
4846
4847
4848 bool InsetTabular::showCompletionCursor() const
4849 {
4850         return lyxrc.completion_cursor_text;
4851 }
4852
4853
4854 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
4855 {
4856         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
4857 }
4858
4859
4860 docstring InsetTabular::completionPrefix(Cursor const & cur) const
4861 {
4862         if (!completionSupported(cur))
4863                 return docstring();
4864         return cur.text()->completionPrefix(cur);
4865 }
4866
4867
4868 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
4869 {
4870         if (!completionSupported(cur))
4871                 return false;
4872
4873         return cur.text()->insertCompletion(cur, s, finished);
4874 }
4875
4876
4877 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
4878                                     Dimension & dim) const
4879 {
4880         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
4881         tm.completionPosAndDim(cur, x, y, dim);
4882 }
4883
4884
4885 void InsetTabular::string2params(string const & in, InsetTabular & inset)
4886 {
4887         istringstream data(in);
4888         Lexer lex;
4889         lex.setStream(data);
4890
4891         if (in.empty())
4892                 return;
4893
4894         string token;
4895         lex >> token;
4896         if (!lex || token != "tabular") {
4897                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
4898                 return;
4899         }
4900
4901         // This is part of the inset proper that is usually swallowed
4902         // by Buffer::readInset
4903         lex >> token;
4904         if (!lex || token != "Tabular") {
4905                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
4906                 return;
4907         }
4908
4909         inset.read(lex);
4910 }
4911
4912
4913 string InsetTabular::params2string(InsetTabular const & inset)
4914 {
4915         ostringstream data;
4916         data << "tabular" << ' ';
4917         inset.write(data);
4918         data << "\\end_inset\n";
4919         return data.str();
4920 }
4921
4922
4923 } // namespace lyx