src/insets/InsetTabular.cpp

   1 /**
   2  * \file InsetTabular.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author Matthias Ettrich
   8  * \author José Matos
   9  * \author Jean-Marc Lasgouttes
  10  * \author Angus Leeming
  11  * \author John Levon
  12  * \author André Pönitz
  13  * \author Jürgen Vigna
  14  *
  15  * Full author contact details are available in file CREDITS.
  16  */
  17
  18 #include <config.h>
  19
  20 #include "InsetTabular.h"
  21
  22 #include "buffer_funcs.h"
  23 #include "Buffer.h"
  24 #include "BufferParams.h"
  25 #include "BufferView.h"
  26 #include "CoordCache.h"
  27 #include "Counters.h"
  28 #include "Cursor.h"
  29 #include "CutAndPaste.h"
  30 #include "DispatchResult.h"
  31 #include "FuncRequest.h"
  32 #include "FuncStatus.h"
  33 #include "Language.h"
  34 #include "LaTeXFeatures.h"
  35 #include "Lexer.h"
  36 #include "LyXFunc.h"
  37 #include "LyXRC.h"
  38 #include "MetricsInfo.h"
  39 #include "OutputParams.h"
  40 #include "paragraph_funcs.h"
  41 #include "Paragraph.h"
  42 #include "ParagraphParameters.h"
  43 #include "ParIterator.h"
  44 #include "TextClass.h"
  45 #include "TextMetrics.h"
  46
  47 #include "frontends/Application.h"
  48 #include "frontends/alert.h"
  49 #include "frontends/Clipboard.h"
  50 #include "frontends/Painter.h"
  51 #include "frontends/Selection.h"
  52
  53 #include "support/convert.h"
  54 #include "support/debug.h"
  55 #include "support/docstream.h"
  56 #include "support/FileName.h"
  57 #include "support/gettext.h"
  58 #include "support/lassert.h"
  59 #include "support/lstrings.h"
  60
  61 #include <boost/scoped_ptr.hpp>
  62
  63 #include <sstream>
  64 #include <iostream>
  65 #include <limits>
  66 #include <cstring>
  67
  68 using namespace std;
  69 using namespace lyx::support;
  70
  71 using boost::shared_ptr;
  72 using boost::dynamic_pointer_cast;
  73
  74
  75 namespace lyx {
  76
  77 using cap::dirtyTabularStack;
  78 using cap::tabularStackDirty;
  79
  80 using graphics::PreviewLoader;
  81
  82 using frontend::Painter;
  83 using frontend::Clipboard;
  84
  85 namespace Alert = frontend::Alert;
  86
  87
  88 namespace {
  89
  90 int const ADD_TO_HEIGHT = 2; // in cell
  91 int const ADD_TO_TABULAR_WIDTH = 6; // horiz space before and after the table
  92 int const default_line_space = 10; // ?
  93 int const WIDTH_OF_LINE = 5; // space between double lines
  94
  95
  96 ///
  97 boost::scoped_ptr<Tabular> paste_tabular;
  98
  99
 100 struct TabularFeature {
 101         Tabular::Feature action;
 102         string feature;
 103 };
 104
 105
 106 TabularFeature tabularFeature[] =
 107 {
 108         { Tabular::APPEND_ROW, "append-row" },
 109         { Tabular::APPEND_COLUMN, "append-column" },
 110         { Tabular::DELETE_ROW, "delete-row" },
 111         { Tabular::DELETE_COLUMN, "delete-column" },
 112         { Tabular::COPY_ROW, "copy-row" },
 113         { Tabular::COPY_COLUMN, "copy-column" },
 114         { Tabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 115         { Tabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 116         { Tabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 117         { Tabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 118         { Tabular::ALIGN_LEFT, "align-left" },
 119         { Tabular::ALIGN_RIGHT, "align-right" },
 120         { Tabular::ALIGN_CENTER, "align-center" },
 121         { Tabular::ALIGN_BLOCK, "align-block" },
 122         { Tabular::VALIGN_TOP, "valign-top" },
 123         { Tabular::VALIGN_BOTTOM, "valign-bottom" },
 124         { Tabular::VALIGN_MIDDLE, "valign-middle" },
 125         { Tabular::M_ALIGN_LEFT, "m-align-left" },
 126         { Tabular::M_ALIGN_RIGHT, "m-align-right" },
 127         { Tabular::M_ALIGN_CENTER, "m-align-center" },
 128         { Tabular::M_VALIGN_TOP, "m-valign-top" },
 129         { Tabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 130         { Tabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 131         { Tabular::MULTICOLUMN, "multicolumn" },
 132         { Tabular::SET_ALL_LINES, "set-all-lines" },
 133         { Tabular::UNSET_ALL_LINES, "unset-all-lines" },
 134         { Tabular::SET_LONGTABULAR, "set-longtabular" },
 135         { Tabular::UNSET_LONGTABULAR, "unset-longtabular" },
 136         { Tabular::SET_PWIDTH, "set-pwidth" },
 137         { Tabular::SET_MPWIDTH, "set-mpwidth" },
 138         { Tabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 139         { Tabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 140         { Tabular::TOGGLE_ROTATE_TABULAR, "toggle-rotate-tabular" },
 141         { Tabular::SET_ROTATE_CELL, "set-rotate-cell" },
 142         { Tabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 143         { Tabular::TOGGLE_ROTATE_CELL, "toggle-rotate-cell" },
 144         { Tabular::SET_USEBOX, "set-usebox" },
 145         { Tabular::SET_LTHEAD, "set-lthead" },
 146         { Tabular::UNSET_LTHEAD, "unset-lthead" },
 147         { Tabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 148         { Tabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 149         { Tabular::SET_LTFOOT, "set-ltfoot" },
 150         { Tabular::UNSET_LTFOOT, "unset-ltfoot" },
 151         { Tabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 152         { Tabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 153         { Tabular::SET_LTNEWPAGE, "set-ltnewpage" },
 154         { Tabular::TOGGLE_LTCAPTION, "toggle-ltcaption" },
 155         { Tabular::SET_SPECIAL_COLUMN, "set-special-column" },
 156         { Tabular::SET_SPECIAL_MULTI, "set-special-multi" },
 157         { Tabular::SET_BOOKTABS, "set-booktabs" },
 158         { Tabular::UNSET_BOOKTABS, "unset-booktabs" },
 159         { Tabular::SET_TOP_SPACE, "set-top-space" },
 160         { Tabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 161         { Tabular::SET_INTERLINE_SPACE, "set-interline-space" },
 162         { Tabular::SET_BORDER_LINES, "set-border-lines" },
 163         { Tabular::TABULAR_VALIGN_TOP, "tabular-valign-top"},
 164         { Tabular::TABULAR_VALIGN_MIDDLE, "tabular-valign-middle"},
 165         { Tabular::TABULAR_VALIGN_BOTTOM, "tabular-valign-bottom"},
 166         { Tabular::LAST_ACTION, "" }
 167 };
 168
 169
 170 class FeatureEqual : public unary_function<TabularFeature, bool> {
 171 public:
 172         FeatureEqual(Tabular::Feature feature)
 173                 : feature_(feature) {}
 174         bool operator()(TabularFeature const & tf) const {
 175                 return tf.action == feature_;
 176         }
 177 private:
 178         Tabular::Feature feature_;
 179 };
 180
 181
 182 template <class T>
 183 string const write_attribute(string const & name, T const & t)
 184 {
 185         string const s = tostr(t);
 186         return s.empty() ? s : " " + name + "=\"" + s + "\"";
 187 }
 188
 189 template <>
 190 string const write_attribute(string const & name, string const & t)
 191 {
 192         return t.empty() ? t : " " + name + "=\"" + t + "\"";
 193 }
 194
 195
 196 template <>
 197 string const write_attribute(string const & name, docstring const & t)
 198 {
 199         return t.empty() ? string() : " " + name + "=\"" + to_utf8(t) + "\"";
 200 }
 201
 202
 203 template <>
 204 string const write_attribute(string const & name, bool const & b)
 205 {
 206         // we write only true attribute values so we remove a bit of the
 207         // file format bloat for tabulars.
 208         return b ? write_attribute(name, convert<string>(b)) : string();
 209 }
 210
 211
 212 template <>
 213 string const write_attribute(string const & name, int const & i)
 214 {
 215         // we write only true attribute values so we remove a bit of the
 216         // file format bloat for tabulars.
 217         return i ? write_attribute(name, convert<string>(i)) : string();
 218 }
 219
 220
 221 template <>
 222 string const write_attribute(string const & name, Tabular::idx_type const & i)
 223 {
 224         // we write only true attribute values so we remove a bit of the
 225         // file format bloat for tabulars.
 226         return i ? write_attribute(name, convert<string>(i)) : string();
 227 }
 228
 229
 230 template <>
 231 string const write_attribute(string const & name, Length const & value)
 232 {
 233         // we write only the value if we really have one same reson as above.
 234         return value.zero() ? string() : write_attribute(name, value.asString());
 235 }
 236
 237
 238 string const tostr(LyXAlignment const & num)
 239 {
 240         switch (num) {
 241         case LYX_ALIGN_NONE:
 242                 return "none";
 243         case LYX_ALIGN_BLOCK:
 244                 return "block";
 245         case LYX_ALIGN_LEFT:
 246                 return "left";
 247         case LYX_ALIGN_CENTER:
 248                 return "center";
 249         case LYX_ALIGN_RIGHT:
 250                 return "right";
 251         case LYX_ALIGN_LAYOUT:
 252                 return "layout";
 253         case LYX_ALIGN_SPECIAL:
 254                 return "special";
 255         }
 256         return string();
 257 }
 258
 259
 260 string const tostr(Tabular::VAlignment const & num)
 261 {
 262         switch (num) {
 263         case Tabular::LYX_VALIGN_TOP:
 264                 return "top";
 265         case Tabular::LYX_VALIGN_MIDDLE:
 266                 return "middle";
 267         case Tabular::LYX_VALIGN_BOTTOM:
 268                 return "bottom";
 269         }
 270         return string();
 271 }
 272
 273
 274 string const tostr(Tabular::BoxType const & num)
 275 {
 276         switch (num) {
 277         case Tabular::BOX_NONE:
 278                 return "none";
 279         case Tabular::BOX_PARBOX:
 280                 return "parbox";
 281         case Tabular::BOX_MINIPAGE:
 282                 return "minipage";
 283         }
 284         return string();
 285 }
 286
 287
 288 // I would have liked a fromstr template a lot better. (Lgb)
 289 bool string2type(string const str, LyXAlignment & num)
 290 {
 291         if (str == "none")
 292                 num = LYX_ALIGN_NONE;
 293         else if (str == "block")
 294                 num = LYX_ALIGN_BLOCK;
 295         else if (str == "left")
 296                 num = LYX_ALIGN_LEFT;
 297         else if (str == "center")
 298                 num = LYX_ALIGN_CENTER;
 299         else if (str == "right")
 300                 num = LYX_ALIGN_RIGHT;
 301         else
 302                 return false;
 303         return true;
 304 }
 305
 306
 307 bool string2type(string const str, Tabular::VAlignment & num)
 308 {
 309         if (str == "top")
 310                 num = Tabular::LYX_VALIGN_TOP;
 311         else if (str == "middle" )
 312                 num = Tabular::LYX_VALIGN_MIDDLE;
 313         else if (str == "bottom")
 314                 num = Tabular::LYX_VALIGN_BOTTOM;
 315         else
 316                 return false;
 317         return true;
 318 }
 319
 320
 321 bool string2type(string const str, Tabular::BoxType & num)
 322 {
 323         if (str == "none")
 324                 num = Tabular::BOX_NONE;
 325         else if (str == "parbox")
 326                 num = Tabular::BOX_PARBOX;
 327         else if (str == "minipage")
 328                 num = Tabular::BOX_MINIPAGE;
 329         else
 330                 return false;
 331         return true;
 332 }
 333
 334
 335 bool string2type(string const str, bool & num)
 336 {
 337         if (str == "true")
 338                 num = true;
 339         else if (str == "false")
 340                 num = false;
 341         else
 342                 return false;
 343         return true;
 344 }
 345
 346
 347 bool getTokenValue(string const & str, char const * token, string & ret)
 348 {
 349         ret.erase();
 350         size_t token_length = strlen(token);
 351         size_t pos = str.find(token);
 352
 353         if (pos == string::npos || pos + token_length + 1 >= str.length()
 354                 || str[pos + token_length] != '=')
 355                 return false;
 356         pos += token_length + 1;
 357         char ch = str[pos];
 358         if (ch != '"' && ch != '\'') { // only read till next space
 359                 ret += ch;
 360                 ch = ' ';
 361         }
 362         while (pos < str.length() - 1 && str[++pos] != ch)
 363                 ret += str[pos];
 364
 365         return true;
 366 }
 367
 368
 369 bool getTokenValue(string const & str, char const * token, docstring & ret)
 370 {
 371         string tmp;
 372         bool const success = getTokenValue(str, token, tmp);
 373         ret = from_utf8(tmp);
 374         return success;
 375 }
 376
 377
 378 bool getTokenValue(string const & str, char const * token, int & num)
 379 {
 380         string tmp;
 381         num = 0;
 382         if (!getTokenValue(str, token, tmp))
 383                 return false;
 384         num = convert<int>(tmp);
 385         return true;
 386 }
 387
 388
 389 bool getTokenValue(string const & str, char const * token, LyXAlignment & num)
 390 {
 391         string tmp;
 392         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 393 }
 394
 395
 396 bool getTokenValue(string const & str, char const * token,
 397                                    Tabular::VAlignment & num)
 398 {
 399         string tmp;
 400         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 401 }
 402
 403
 404 bool getTokenValue(string const & str, char const * token,
 405                                    Tabular::BoxType & num)
 406 {
 407         string tmp;
 408         return getTokenValue(str, token, tmp) && string2type(tmp, num);
 409 }
 410
 411
 412 bool getTokenValue(string const & str, char const * token, bool & flag)
 413 {
 414         // set the flag always to false as this should be the default for bools
 415         // not in the file-format.
 416         flag = false;
 417         string tmp;
 418         return getTokenValue(str, token, tmp) && string2type(tmp, flag);
 419 }
 420
 421
 422 bool getTokenValue(string const & str, char const * token, Length & len)
 423 {
 424         // set the length to be zero() as default as this it should be if not
 425         // in the file format.
 426         len = Length();
 427         string tmp;
 428         return getTokenValue(str, token, tmp) && isValidLength(tmp, &len);
 429 }
 430
 431
 432 bool getTokenValue(string const & str, char const * token, Length & len, bool & flag)
 433 {
 434         len = Length();
 435         flag = false;
 436         string tmp;
 437         if (!getTokenValue(str, token, tmp))
 438                 return false;
 439         if (tmp == "default") {
 440                 flag = true;
 441                 return  true;
 442         }
 443         return isValidLength(tmp, &len);
 444 }
 445
 446
 447 void l_getline(istream & is, string & str)
 448 {
 449         str.erase();
 450         while (str.empty()) {
 451                 getline(is, str);
 452                 if (!str.empty() && str[str.length() - 1] == '\r')
 453                         str.erase(str.length() - 1);
 454         }
 455 }
 456
 457 } // namespace
 458
 459
 460 string const featureAsString(Tabular::Feature feature)
 461 {
 462         TabularFeature * end = tabularFeature +
 463                 sizeof(tabularFeature) / sizeof(TabularFeature);
 464         TabularFeature * it = find_if(tabularFeature, end,
 465                                            FeatureEqual(feature));
 466         return (it == end) ? string() : it->feature;
 467 }
 468
 469
 470
 471 /////////////////////////////////////////////////////////////////////
 472 //
 473 // Tabular
 474 //
 475 /////////////////////////////////////////////////////////////////////
 476
 477
 478 Tabular::CellData::CellData(Buffer & buf)
 479         : cellno(0),
 480           width(0),
 481           multicolumn(Tabular::CELL_NORMAL),
 482           alignment(LYX_ALIGN_CENTER),
 483           valignment(LYX_VALIGN_TOP),
 484           top_line(false),
 485           bottom_line(false),
 486           left_line(false),
 487           right_line(false),
 488           usebox(BOX_NONE),
 489           rotate(false),
 490           inset(new InsetTableCell(buf))
 491 {
 492         inset->setBuffer(const_cast<Buffer &>(buf));
 493         inset->paragraphs().back().setLayout(buf.params().documentClass().plainLayout());
 494 }
 495
 496
 497 Tabular::CellData::CellData(CellData const & cs)
 498         : cellno(cs.cellno),
 499           width(cs.width),
 500           multicolumn(cs.multicolumn),
 501           alignment(cs.alignment),
 502           valignment(cs.valignment),
 503           top_line(cs.top_line),
 504           bottom_line(cs.bottom_line),
 505           left_line(cs.left_line),
 506           right_line(cs.right_line),
 507           usebox(cs.usebox),
 508           rotate(cs.rotate),
 509           align_special(cs.align_special),
 510           p_width(cs.p_width),
 511           inset(dynamic_cast<InsetTableCell *>(cs.inset->clone()))
 512 {
 513 }
 514
 515 Tabular::CellData & Tabular::CellData::operator=(CellData cs)
 516 {
 517         swap(cs);
 518         return *this;
 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 & buffer, row_type rows_arg, col_type columns_arg)
 571 {
 572         init(buffer, rows_arg, columns_arg);
 573 }
 574
 575
 576 void Tabular::setBuffer(Buffer & buffer)
 577 {
 578         buffer_ = &buffer;
 579         size_t row_count = row_info.size();
 580         size_t column_count = column_info.size();
 581         // set silly default lines
 582         for (row_type i = 0; i < row_count; ++i)
 583                 for (col_type j = 0; j < column_count; ++j)
 584                         cell_info[i][j].inset->setBuffer(*buffer_);
 585 }
 586
 587
 588 // activates all lines and sets all widths to 0
 589 void Tabular::init(Buffer & buf, row_type rows_arg,
 590                       col_type columns_arg)
 591 {
 592         buffer_ = &buf;
 593         row_info = row_vector(rows_arg);
 594         column_info = column_vector(columns_arg);
 595         cell_info = cell_vvector(rows_arg, cell_vector(columns_arg, CellData(buf)));
 596         row_info.reserve(10);
 597         column_info.reserve(10);
 598         cell_info.reserve(100);
 599         updateIndexes();
 600         is_long_tabular = false;
 601         tabular_valignment = LYX_VALIGN_MIDDLE;
 602         rotate = false;
 603         use_booktabs = false;
 604         size_t row_count = row_info.size();
 605         size_t column_count = column_info.size();
 606         // set silly default lines
 607         for (row_type i = 0; i < row_count; ++i)
 608                 for (col_type j = 0; j < column_count; ++j) {
 609                         cell_info[i][j].inset->setBuffer(*buffer_);
 610                         cell_info[i][j].top_line = true;
 611                         cell_info[i][j].left_line = true;
 612                         cell_info[i][j].bottom_line = i == 0 || i == row_count - 1;
 613                         cell_info[i][j].right_line = j == column_count - 1;
 614                 }
 615 }
 616
 617
 618 void Tabular::appendRow(idx_type const cell)
 619 {
 620         BufferParams const & bp = buffer().params();
 621         row_type const row = cellRow(cell);
 622
 623         row_vector::iterator rit = row_info.begin() + row;
 624         row_info.insert(rit, RowData());
 625         // now set the values of the row before
 626         row_info[row] = row_info[row + 1];
 627
 628         row_type const nrows = row_info.size();
 629         col_type const ncols = column_info.size();
 630
 631         cell_vvector old(nrows - 1);
 632         for (row_type i = 0; i < nrows - 1; ++i)
 633                 swap(cell_info[i], old[i]);
 634
 635         cell_info = cell_vvector(nrows, cell_vector(ncols, CellData(buffer())));
 636
 637         for (row_type i = 0; i <= row; ++i)
 638                 swap(cell_info[i], old[i]);
 639         for (row_type i = row + 2; i < nrows; ++i)
 640                 swap(cell_info[i], old[i - 1]);
 641
 642         updateIndexes();
 643         for (col_type c = 0; c < ncols; ++c) {
 644                 // inherit line settings
 645                 idx_type const i = cellIndex(row + 1, c);
 646                 idx_type const j = cellIndex(row, c);
 647                 setLeftLine(i, leftLine(j));
 648                 setRightLine(i, rightLine(j));
 649                 setTopLine(i, topLine(j));
 650                 if (topLine(j) && bottomLine(j)) {
 651                         setBottomLine(i, true);
 652                         setBottomLine(j, false);
 653                 }
 654                 // mark track changes
 655                 if (bp.trackChanges)
 656                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 657         }
 658 }
 659
 660
 661 void Tabular::deleteRow(row_type const row)
 662 {
 663         // Not allowed to delete last row
 664         if (row_info.size() == 1)
 665                 return;
 666
 667         row_info.erase(row_info.begin() + row);
 668         cell_info.erase(cell_info.begin() + row);
 669         updateIndexes();
 670 }
 671
 672
 673 void Tabular::copyRow(row_type const row)
 674 {
 675         row_info.insert(row_info.begin() + row, row_info[row]);
 676         cell_info.insert(cell_info.begin() + row, cell_info[row]);
 677
 678         if (buffer().params().trackChanges)
 679                 for (col_type j = 0; j < column_info.size(); ++j)
 680                         cell_info[row + 1][j].inset->setChange(Change(Change::INSERTED));
 681
 682         updateIndexes();
 683 }
 684
 685
 686 void Tabular::appendColumn(idx_type const cell)
 687 {
 688         col_type const c = cellColumn(cell);
 689         column_vector::iterator cit = column_info.begin() + c + 1;
 690         column_info.insert(cit, ColumnData());
 691         row_type const nrows = row_info.size();
 692         // set the column values of the column before
 693         column_info[c + 1] = column_info[c];
 694
 695         for (row_type r = 0; r < nrows; ++r) {
 696                 cell_info[r].insert(cell_info[r].begin() + c + 1,
 697                         CellData(buffer()));
 698 #if 0
 699 // FIXME: This code does not work. It deletes the cell's content and
 700 // it triggers an assertion if the cursor is at pos > 0.
 701                 if (cell_info[r][c].multicolumn == CELL_BEGIN_OF_MULTICOLUMN)
 702                         cell_info[r][c + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 703                 else
 704                         cell_info[r][c + 1].multicolumn = cell_info[r][c].multicolumn;
 705 #endif
 706         }
 707         updateIndexes();
 708         for (row_type r = 0; r < nrows; ++r) {
 709                 // inherit line settings
 710                 idx_type const i = cellIndex(r, c + 1);
 711                 idx_type const j = cellIndex(r, c);
 712                 setBottomLine(i, bottomLine(j));
 713                 setTopLine(i, topLine(j));
 714                 setLeftLine(i, leftLine(j));
 715                 if (rightLine(j) && rightLine(j)) {
 716                         setRightLine(i, true);
 717                         setRightLine(j, false);
 718                 }
 719                 //
 720                 cellInfo(i).inset->clear();
 721                 if (buffer().params().trackChanges)
 722                         cellInfo(i).inset->setChange(Change(Change::INSERTED));
 723         }
 724 }
 725
 726
 727 void Tabular::deleteColumn(col_type const column)
 728 {
 729         // Not allowed to delete last column
 730         if (column_info.size() == 1)
 731                 return;
 732
 733         size_t const row_count = row_info.size();
 734         for (row_type i = 0; i < row_count; ++i) {
 735                 // Care about multicolumn cells
 736                 if (column + 1 < column_info.size() &&
 737                     cell_info[i][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN &&
 738                     cell_info[i][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN) {
 739                         cell_info[i][column + 1].multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
 740                 }
 741                 cell_info[i].erase(cell_info[i].begin() + column);
 742         }
 743         column_info.erase(column_info.begin() + column);
 744         updateIndexes();
 745 }
 746
 747
 748 void Tabular::copyColumn(col_type const column)
 749 {
 750         BufferParams const & bp = buffer().params();
 751         column_info.insert(column_info.begin() + column, column_info[column]);
 752
 753         size_t row_count = row_info.size();
 754         for (row_type i = 0; i < row_count; ++i)
 755                 cell_info[i].insert(cell_info[i].begin() + column, cell_info[i][column]);
 756
 757         if (bp.trackChanges)
 758                 for (row_type i = 0; i < row_count; ++i)
 759                         cell_info[i][column + 1].inset->setChange(Change(Change::INSERTED));
 760         updateIndexes();
 761 }
 762
 763
 764 void Tabular::updateIndexes()
 765 {
 766         col_type ncols = column_info.size();
 767         row_type nrows = row_info.size();
 768         numberofcells = 0;
 769         for (row_type row = 0; row < nrows; ++row)
 770                 for (col_type column = 0; column < ncols; ++column) {
 771                         if (!isPartOfMultiColumn(row, column))
 772                                 ++numberofcells;
 773                         cell_info[row][column].cellno = numberofcells - 1;
 774                 }
 775
 776         rowofcell.resize(numberofcells);
 777         columnofcell.resize(numberofcells);
 778         idx_type i = 0;
 779         for (row_type row = 0; row < nrows; ++row)
 780                 for (col_type column = 0; column < ncols; ++column) {
 781                         if (isPartOfMultiColumn(row, column))
 782                                 continue;
 783                         rowofcell[i] = row;
 784                         columnofcell[i] = column;
 785                         setFixedWidth(row, column);
 786                         updateContentAlignment(row, column);
 787                         ++i;
 788                 }
 789 }
 790
 791
 792 Tabular::idx_type Tabular::numberOfCellsInRow(idx_type const cell) const
 793 {
 794         row_type const row = cellRow(cell);
 795         idx_type result = 0;
 796         for (col_type i = 0; i < column_info.size(); ++i)
 797                 if (cell_info[row][i].multicolumn != Tabular::CELL_PART_OF_MULTICOLUMN)
 798                         ++result;
 799         return result;
 800 }
 801
 802
 803 bool Tabular::topLine(idx_type const cell) const
 804 {
 805         return cellInfo(cell).top_line;
 806 }
 807
 808
 809 bool Tabular::bottomLine(idx_type const cell) const
 810 {
 811         return cellInfo(cell).bottom_line;
 812 }
 813
 814
 815 bool Tabular::leftLine(idx_type cell) const
 816 {
 817         if (use_booktabs)
 818                 return false;
 819         return cellInfo(cell).left_line;
 820 }
 821
 822
 823 bool Tabular::rightLine(idx_type cell) const
 824 {
 825         if (use_booktabs)
 826                 return false;
 827         return cellInfo(cell).right_line;
 828 }
 829
 830
 831 bool Tabular::topAlreadyDrawn(idx_type cell) const
 832 {
 833         row_type row = cellRow(cell);
 834         if (row == 0)
 835                 return false;
 836         idx_type i = cellIndex(row - 1, cellColumn(cell));
 837         return !rowTopLine(row) && bottomLine(i);
 838 }
 839
 840
 841 bool Tabular::leftAlreadyDrawn(idx_type cell) const
 842 {
 843         col_type col = cellColumn(cell);
 844         if (col == 0)
 845                 return false;
 846         idx_type i = cellIndex(cellRow(cell), col - 1);
 847         return rightLine(i) && !leftLine(cell);
 848 }
 849
 850
 851 bool Tabular::isLastRow(idx_type cell) const
 852 {
 853         return cellRow(cell) == row_info.size() - 1;
 854 }
 855
 856
 857 int Tabular::getAdditionalHeight(row_type row) const
 858 {
 859         if (!row || row >= row_info.size())
 860                 return 0;
 861
 862         int const interline_space = row_info[row - 1].interline_space_default ?
 863                 default_line_space :
 864                 row_info[row - 1].interline_space.inPixels(width());
 865         if (rowTopLine(row) && rowBottomLine(row - 1))
 866                 return interline_space + WIDTH_OF_LINE;
 867         return interline_space;
 868 }
 869
 870
 871 int Tabular::getAdditionalWidth(idx_type cell) const
 872 {
 873         col_type const nextcol = cellColumn(cell) + columnSpan(cell);
 874         if (rightLine(cell)
 875                 && nextcol < column_info.size() && leftLine(cellIndex(cellRow(cell), nextcol)))
 876                 return WIDTH_OF_LINE;
 877         return 0;
 878 }
 879
 880
 881 int Tabular::columnWidth(idx_type cell) const
 882 {
 883         int w = 0;
 884         col_type const span = columnSpan(cell);
 885         col_type const col = cellColumn(cell);
 886         for(col_type c = col; c < col + span ; ++c)
 887                 w += column_info[c].width;
 888         return w;
 889 }
 890
 891
 892 bool Tabular::updateColumnWidths()
 893 {
 894         col_type const ncols = column_info.size();
 895         row_type const nrows = row_info.size();
 896         bool update = false;
 897         // for each col get max of single col cells
 898         for(col_type c = 0; c < ncols; ++c) {
 899                 int new_width = 0;
 900                 for(row_type r = 0; r < nrows; ++r) {
 901                         idx_type const i = cellIndex(r, c);
 902                         if (columnSpan(i) == 1)
 903                                 new_width = max(new_width, cellInfo(i).width);
 904                 }
 905
 906                 if (column_info[c].width != new_width) {
 907                         column_info[c].width = new_width;
 908                         update = true;
 909                 }
 910         }
 911         // update col widths to fit merged cells
 912         for(col_type c = 0; c < ncols; ++c)
 913                 for(row_type r = 0; r < nrows; ++r) {
 914                         idx_type const i = cellIndex(r, c);
 915                         int const span = columnSpan(i);
 916                         if (span == 1 || c > cellColumn(i))
 917                                 continue;
 918
 919                         int old_width = 0;
 920                         for(col_type j = c; j < c + span ; ++j)
 921                                 old_width += column_info[j].width;
 922
 923                         if (cellInfo(i).width > old_width) {
 924                                 column_info[c + span - 1].width += cellInfo(i).width - old_width;
 925                                 update = true;
 926                         }
 927                 }
 928
 929         return update;
 930 }
 931
 932
 933 int Tabular::width() const
 934 {
 935         col_type const ncols = column_info.size();
 936         int width = 0;
 937         for (col_type i = 0; i < ncols; ++i)
 938                 width += column_info[i].width;
 939         return width;
 940 }
 941
 942
 943 void Tabular::setCellWidth(idx_type cell, int new_width)
 944 {
 945         cellInfo(cell).width = new_width + 2 * WIDTH_OF_LINE
 946                 + getAdditionalWidth(cell);
 947 }
 948
 949
 950 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 951                               bool onlycolumn)
 952 {
 953         if (!isMultiColumn(cell) || onlycolumn)
 954                 column_info[cellColumn(cell)].alignment = align;
 955         if (!onlycolumn)
 956                 cellInfo(cell).alignment = align;
 957         cellInset(cell).get()->setContentAlignment(align);
 958 }
 959
 960
 961 void Tabular::setVAlignment(idx_type cell, VAlignment align,
 962                                bool onlycolumn)
 963 {
 964         if (!isMultiColumn(cell) || onlycolumn)
 965                 column_info[cellColumn(cell)].valignment = align;
 966         if (!onlycolumn)
 967                 cellInfo(cell).valignment = align;
 968 }
 969
 970
 971 namespace {
 972
 973 /**
 974  * Allow line and paragraph breaks for fixed width cells or disallow them,
 975  * merge cell paragraphs and reset layout to standard for variable width
 976  * cells.
 977  */
 978 void toggleFixedWidth(Cursor & cur, InsetTableCell * inset, bool fixedWidth)
 979 {
 980         inset->setAutoBreakRows(fixedWidth);
 981         inset->toggleFixedWidth(fixedWidth);
 982         if (fixedWidth)
 983                 return;
 984
 985         // merge all paragraphs to one
 986         BufferParams const & bp = cur.bv().buffer().params();
 987         while (inset->paragraphs().size() > 1)
 988                 mergeParagraph(bp, inset->paragraphs(), 0);
 989
 990         // reset layout
 991         cur.push(*inset);
 992         // undo information has already been recorded
 993         inset->getText(0)->setLayout(cur.bv().buffer(), 0, cur.lastpit() + 1,
 994                         bp.documentClass().plainLayoutName());
 995         cur.pop();
 996 }
 997
 998 }
 999
1000
1001 void Tabular::setColumnPWidth(Cursor & cur, idx_type cell,
1002                 Length const & width)
1003 {
1004         col_type const j = cellColumn(cell);
1005
1006         column_info[j].p_width = width;
1007         for (row_type i = 0; i < row_info.size(); ++i) {
1008                 idx_type const cell = cellIndex(i, j);
1009                 // because of multicolumns
1010                 toggleFixedWidth(cur, cellInset(cell).get(),
1011                                  !getPWidth(cell).zero());
1012         }
1013         // cur paragraph can become invalid after paragraphs were merged
1014         if (cur.pit() > cur.lastpit())
1015                 cur.pit() = cur.lastpit();
1016         // cur position can become invalid after newlines were removed
1017         if (cur.pos() > cur.lastpos())
1018                 cur.pos() = cur.lastpos();
1019 }
1020
1021
1022 bool Tabular::setFixedWidth(row_type r, col_type c)
1023 {
1024         bool const multicol = cell_info[r][c].multicolumn != CELL_NORMAL;
1025         bool const fixed_width = (!column_info[c].p_width.zero() && !multicol)
1026               || (multicol && !cell_info[r][c].p_width.zero());
1027         cell_info[r][c].inset->toggleFixedWidth(fixed_width);
1028         return fixed_width;
1029 }
1030
1031
1032 void Tabular::updateContentAlignment(row_type r, col_type c)
1033 {
1034         cell_info[r][c].inset->setContentAlignment(
1035                 getAlignment(cellIndex(r, c)));
1036 }
1037
1038
1039 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
1040                 Length const & width)
1041 {
1042         if (!isMultiColumn(cell))
1043                 return false;
1044
1045         cellInfo(cell).p_width = width;
1046         toggleFixedWidth(cur, cellInset(cell).get(), !width.zero());
1047         // cur paragraph can become invalid after paragraphs were merged
1048         if (cur.pit() > cur.lastpit())
1049                 cur.pit() = cur.lastpit();
1050         // cur position can become invalid after newlines were removed
1051         if (cur.pos() > cur.lastpos())
1052                 cur.pos() = cur.lastpos();
1053         return true;
1054 }
1055
1056
1057 void Tabular::setAlignSpecial(idx_type cell, docstring const & special,
1058                                  Tabular::Feature what)
1059 {
1060         if (what == SET_SPECIAL_MULTI)
1061                 cellInfo(cell).align_special = special;
1062         else
1063                 column_info[cellColumn(cell)].align_special = special;
1064 }
1065
1066
1067 void Tabular::setAllLines(idx_type cell, bool line)
1068 {
1069         setTopLine(cell, line);
1070         setBottomLine(cell, line);
1071         setRightLine(cell, line);
1072         setLeftLine(cell, line);
1073 }
1074
1075
1076 void Tabular::setTopLine(idx_type i, bool line)
1077 {
1078         cellInfo(i).top_line = line;
1079 }
1080
1081
1082 void Tabular::setBottomLine(idx_type i, bool line)
1083 {
1084         cellInfo(i).bottom_line = line;
1085 }
1086
1087
1088 void Tabular::setLeftLine(idx_type cell, bool line)
1089 {
1090         cellInfo(cell).left_line = line;
1091 }
1092
1093
1094 void Tabular::setRightLine(idx_type cell, bool line)
1095 {
1096         cellInfo(cell).right_line = line;
1097 }
1098
1099 bool Tabular::rowTopLine(row_type r) const
1100 {
1101         idx_type i0 = getFirstCellInRow(r);
1102         idx_type i1 = getLastCellInRow(r);
1103         bool all_rows_set = true;
1104         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1105                 all_rows_set = cellInfo(j).top_line;
1106         return all_rows_set;
1107 }
1108
1109
1110 bool Tabular::rowBottomLine(row_type r) const
1111 {
1112         idx_type i0 = getFirstCellInRow(r);
1113         idx_type i1 = getLastCellInRow(r);
1114         bool all_rows_set = true;
1115         for (idx_type j = i0; all_rows_set && j <= i1; ++j)
1116                 all_rows_set = cellInfo(j).bottom_line;
1117         return all_rows_set;
1118 }
1119
1120
1121 bool Tabular::columnLeftLine(col_type c) const
1122 {
1123         if (use_booktabs)
1124                 return false;
1125
1126         int nrows_left = 0;
1127         int total = 0;
1128         row_type const nrows = row_info.size();
1129         for (row_type r = 0; r < nrows; ++r) {
1130                 idx_type i = cellIndex(r, c);
1131                 if (c == cellColumn(i)) {
1132                         ++total;
1133                         bool right = c > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
1134                         if (cellInfo(i).left_line || right)
1135                                 ++nrows_left;
1136                 }
1137         }
1138         return 2 * nrows_left >= total;
1139 }
1140
1141
1142 bool Tabular::columnRightLine(col_type c) const
1143 {
1144         if (use_booktabs)
1145                 return false;
1146
1147         int nrows_right = 0;
1148         int total = 0;
1149         row_type const nrows = row_info.size();
1150         for (row_type r = 0; r < nrows; ++r) {
1151                 idx_type i = cellIndex(r, c);
1152                 if (c == cellColumn(i) + columnSpan(i) - 1) {
1153                         ++total;
1154                         bool left = (c + 1 < column_info.size()
1155                                 && cellInfo(cellIndex(r, c + 1)).left_line)
1156                                 || c + 1 == column_info.size();
1157                         if (cellInfo(i).right_line && left)
1158                                 ++nrows_right;
1159                 }
1160         }
1161         return 2 * nrows_right >= total;
1162 }
1163
1164
1165 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
1166 {
1167         if (!onlycolumn && isMultiColumn(cell))
1168                 return cellInfo(cell).alignment;
1169         return column_info[cellColumn(cell)].alignment;
1170 }
1171
1172
1173 Tabular::VAlignment
1174 Tabular::getVAlignment(idx_type cell, bool onlycolumn) const
1175 {
1176         if (!onlycolumn && isMultiColumn(cell))
1177                 return cellInfo(cell).valignment;
1178         return column_info[cellColumn(cell)].valignment;
1179 }
1180
1181
1182 Length const Tabular::getPWidth(idx_type cell) const
1183 {
1184         if (isMultiColumn(cell))
1185                 return cellInfo(cell).p_width;
1186         return column_info[cellColumn(cell)].p_width;
1187 }
1188
1189
1190 int Tabular::cellWidth(idx_type cell) const
1191 {
1192         return cellInfo(cell).width;
1193 }
1194
1195
1196 int Tabular::getBeginningOfTextInCell(idx_type cell) const
1197 {
1198         int x = 0;
1199
1200         switch (getAlignment(cell)) {
1201         case LYX_ALIGN_CENTER:
1202                 x += (columnWidth(cell) - cellWidth(cell)) / 2;
1203                 break;
1204         case LYX_ALIGN_RIGHT:
1205                 x += columnWidth(cell) - cellWidth(cell);
1206                 // + getAdditionalWidth(cell);
1207                 break;
1208         default:
1209                 // LYX_ALIGN_LEFT: nothing :-)
1210                 break;
1211         }
1212
1213         // the LaTeX Way :-(
1214         x += WIDTH_OF_LINE;
1215         return x;
1216 }
1217
1218
1219 bool Tabular::isFirstCellInRow(idx_type cell) const
1220 {
1221         return cellColumn(cell) == 0;
1222 }
1223
1224
1225 Tabular::idx_type Tabular::getFirstCellInRow(row_type row) const
1226 {
1227         if (row > row_info.size() - 1)
1228                 row = row_info.size() - 1;
1229         return cell_info[row][0].cellno;
1230 }
1231
1232
1233 bool Tabular::isLastCellInRow(idx_type cell) const
1234 {
1235         return cellRightColumn(cell) == column_info.size() - 1;
1236 }
1237
1238
1239 Tabular::idx_type Tabular::getLastCellInRow(row_type row) const
1240 {
1241         if (row > row_info.size() - 1)
1242                 row = row_info.size() - 1;
1243         return cell_info[row][column_info.size() - 1].cellno;
1244 }
1245
1246
1247 Tabular::row_type Tabular::cellRow(idx_type cell) const
1248 {
1249         if (cell >= numberofcells)
1250                 return row_info.size() - 1;
1251         if (cell == npos)
1252                 return 0;
1253         return rowofcell[cell];
1254 }
1255
1256
1257 Tabular::col_type Tabular::cellColumn(idx_type cell) const
1258 {
1259         if (cell >= numberofcells)
1260                 return column_info.size() - 1;
1261         if (cell == npos)
1262                 return 0;
1263         return columnofcell[cell];
1264 }
1265
1266
1267 Tabular::col_type Tabular::cellRightColumn(idx_type cell) const
1268 {
1269         row_type const row = cellRow(cell);
1270         col_type column = cellColumn(cell);
1271         while (column < column_info.size() - 1 &&
1272                    cell_info[row][column + 1].multicolumn == CELL_PART_OF_MULTICOLUMN)
1273                 ++column;
1274         return column;
1275 }
1276
1277
1278 void Tabular::write(ostream & os) const
1279 {
1280         // header line
1281         os << "<lyxtabular"
1282            << write_attribute("version", 3)
1283            << write_attribute("rows", row_info.size())
1284            << write_attribute("columns", column_info.size())
1285            << ">\n";
1286         // global longtable options
1287         os << "<features"
1288            << write_attribute("rotate", rotate)
1289            << write_attribute("booktabs", use_booktabs)
1290            << write_attribute("islongtable", is_long_tabular)
1291            << write_attribute("tabularvalignment", tabular_valignment)
1292            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1293            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1294            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1295            << write_attribute("headTopDL", endhead.topDL)
1296            << write_attribute("headBottomDL", endhead.bottomDL)
1297            << write_attribute("footTopDL", endfoot.topDL)
1298            << write_attribute("footBottomDL", endfoot.bottomDL)
1299            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1300            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1301            << write_attribute("lastFootEmpty", endlastfoot.empty)
1302            << ">\n";
1303         for (col_type j = 0; j < column_info.size(); ++j) {
1304                 os << "<column"
1305                    << write_attribute("alignment", column_info[j].alignment)
1306                    << write_attribute("valignment", column_info[j].valignment)
1307                    << write_attribute("width", column_info[j].p_width.asString())
1308                    << write_attribute("special", column_info[j].align_special)
1309                    << ">\n";
1310         }
1311         for (row_type i = 0; i < row_info.size(); ++i) {
1312                 static const string def("default");
1313                 os << "<row";
1314                 if (row_info[i].top_space_default)
1315                         os << write_attribute("topspace", def);
1316                 else
1317                         os << write_attribute("topspace", row_info[i].top_space);
1318                 if (row_info[i].bottom_space_default)
1319                         os << write_attribute("bottomspace", def);
1320                 else
1321                         os << write_attribute("bottomspace", row_info[i].bottom_space);
1322                 if (row_info[i].interline_space_default)
1323                         os << write_attribute("interlinespace", def);
1324                 else
1325                         os << write_attribute("interlinespace", row_info[i].interline_space);
1326                 os << write_attribute("endhead", row_info[i].endhead)
1327                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1328                    << write_attribute("endfoot", row_info[i].endfoot)
1329                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1330                    << write_attribute("newpage", row_info[i].newpage)
1331                    << write_attribute("caption", row_info[i].caption)
1332                    << ">\n";
1333                 for (col_type j = 0; j < column_info.size(); ++j) {
1334                         os << "<cell"
1335                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1336                            << write_attribute("alignment", cell_info[i][j].alignment)
1337                            << write_attribute("valignment", cell_info[i][j].valignment)
1338                            << write_attribute("topline", cell_info[i][j].top_line)
1339                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1340                            << write_attribute("leftline", cell_info[i][j].left_line)
1341                            << write_attribute("rightline", cell_info[i][j].right_line)
1342                            << write_attribute("rotate", cell_info[i][j].rotate)
1343                            << write_attribute("usebox", cell_info[i][j].usebox)
1344                            << write_attribute("width", cell_info[i][j].p_width)
1345                            << write_attribute("special", cell_info[i][j].align_special)
1346                            << ">\n";
1347                         os << "\\begin_inset ";
1348                         cell_info[i][j].inset->write(os);
1349                         os << "\n\\end_inset\n"
1350                            << "</cell>\n";
1351                 }
1352                 os << "</row>\n";
1353         }
1354         os << "</lyxtabular>\n";
1355 }
1356
1357
1358 void Tabular::read(Lexer & lex)
1359 {
1360         string line;
1361         istream & is = lex.getStream();
1362
1363         l_getline(is, line);
1364         if (!prefixIs(line, "<lyxtabular ") && !prefixIs(line, "<Tabular ")) {
1365                 LASSERT(false, /**/);
1366                 return;
1367         }
1368
1369         int version;
1370         if (!getTokenValue(line, "version", version))
1371                 return;
1372         LASSERT(version >= 2, /**/);
1373
1374         int rows_arg;
1375         if (!getTokenValue(line, "rows", rows_arg))
1376                 return;
1377         int columns_arg;
1378         if (!getTokenValue(line, "columns", columns_arg))
1379                 return;
1380         init(buffer(), rows_arg, columns_arg);
1381         l_getline(is, line);
1382         if (!prefixIs(line, "<features")) {
1383                 lyxerr << "Wrong tabular format (expected <features ...> got"
1384                        << line << ')' << endl;
1385                 return;
1386         }
1387         getTokenValue(line, "rotate", rotate);
1388         getTokenValue(line, "booktabs", use_booktabs);
1389         getTokenValue(line, "islongtable", is_long_tabular);
1390         getTokenValue(line, "tabularvalignment", tabular_valignment);
1391         getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1392         getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1393         getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1394         getTokenValue(line, "headTopDL", endhead.topDL);
1395         getTokenValue(line, "headBottomDL", endhead.bottomDL);
1396         getTokenValue(line, "footTopDL", endfoot.topDL);
1397         getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1398         getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1399         getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1400         getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1401
1402         for (col_type j = 0; j < column_info.size(); ++j) {
1403                 l_getline(is,line);
1404                 if (!prefixIs(line,"<column")) {
1405                         lyxerr << "Wrong tabular format (expected <column ...> got"
1406                                << line << ')' << endl;
1407                         return;
1408                 }
1409                 getTokenValue(line, "alignment", column_info[j].alignment);
1410                 getTokenValue(line, "valignment", column_info[j].valignment);
1411                 getTokenValue(line, "width", column_info[j].p_width);
1412                 getTokenValue(line, "special", column_info[j].align_special);
1413         }
1414
1415         for (row_type i = 0; i < row_info.size(); ++i) {
1416                 l_getline(is, line);
1417                 if (!prefixIs(line, "<row")) {
1418                         lyxerr << "Wrong tabular format (expected <row ...> got"
1419                                << line << ')' << endl;
1420                         return;
1421                 }
1422                 getTokenValue(line, "topspace", row_info[i].top_space,
1423                               row_info[i].top_space_default);
1424                 getTokenValue(line, "bottomspace", row_info[i].bottom_space,
1425                               row_info[i].bottom_space_default);
1426                 getTokenValue(line, "interlinespace", row_info[i].interline_space,
1427                               row_info[i].interline_space_default);
1428                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1429                 getTokenValue(line, "endhead", row_info[i].endhead);
1430                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1431                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1432                 getTokenValue(line, "newpage", row_info[i].newpage);
1433                 getTokenValue(line, "caption", row_info[i].caption);
1434                 for (col_type j = 0; j < column_info.size(); ++j) {
1435                         l_getline(is, line);
1436                         if (!prefixIs(line, "<cell")) {
1437                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1438                                        << line << ')' << endl;
1439                                 return;
1440                         }
1441                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1442                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1443                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1444                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1445                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1446                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1447                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1448                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1449                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1450                         getTokenValue(line, "width", cell_info[i][j].p_width);
1451                         setFixedWidth(i,j);
1452                         getTokenValue(line, "special", cell_info[i][j].align_special);
1453                         l_getline(is, line);
1454                         if (prefixIs(line, "\\begin_inset")) {
1455                                 cell_info[i][j].inset->setBuffer(*buffer_);
1456                                 cell_info[i][j].inset->read(lex);
1457                                 l_getline(is, line);
1458                         }
1459                         if (!prefixIs(line, "</cell>")) {
1460                                 lyxerr << "Wrong tabular format (expected </cell> got"
1461                                        << line << ')' << endl;
1462                                 return;
1463                         }
1464                 }
1465                 l_getline(is, line);
1466                 if (!prefixIs(line, "</row>")) {
1467                         lyxerr << "Wrong tabular format (expected </row> got"
1468                                << line << ')' << endl;
1469                         return;
1470                 }
1471         }
1472         while (!prefixIs(line, "</lyxtabular>")) {
1473                 l_getline(is, line);
1474         }
1475         updateIndexes();
1476 }
1477
1478
1479 bool Tabular::isMultiColumn(idx_type cell) const
1480 {
1481         return cellInfo(cell).multicolumn != CELL_NORMAL;
1482 }
1483
1484
1485 bool Tabular::isMultiColumnReal(idx_type cell) const
1486 {
1487         return cellColumn(cell) != cellRightColumn(cell) &&
1488                         cellInfo(cell).multicolumn != CELL_NORMAL;
1489 }
1490
1491
1492 Tabular::CellData & Tabular::cellInfo(idx_type cell) const
1493 {
1494         return cell_info[cellRow(cell)][cellColumn(cell)];
1495 }
1496
1497
1498 void Tabular::setMultiColumn(idx_type cell, idx_type number)
1499 {
1500         CellData & cs = cellInfo(cell);
1501         cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1502         cs.alignment = column_info[cellColumn(cell)].alignment;
1503         setRightLine(cell, rightLine(cell + number - 1));
1504         for (idx_type i = 1; i < number; ++i) {
1505                 CellData & cs1 = cellInfo(cell + i);
1506                 cs1.multicolumn = CELL_PART_OF_MULTICOLUMN;
1507                 cs.inset->appendParagraphs(cs1.inset->paragraphs());
1508                 cs1.inset->clear();
1509         }
1510         updateIndexes();
1511 }
1512
1513
1514 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
1515 {
1516         row_type const row = cellRow(cell);
1517         col_type const ncols = column_info.size();
1518         idx_type result = 1;
1519         col_type column = cellColumn(cell) + 1;
1520         while (column < ncols && isPartOfMultiColumn(row, column)) {
1521                 ++result;
1522                 ++column;
1523         }
1524         return result;
1525 }
1526
1527
1528 Tabular::idx_type Tabular::unsetMultiColumn(idx_type cell)
1529 {
1530         row_type const row = cellRow(cell);
1531         col_type column = cellColumn(cell);
1532
1533         idx_type result = 0;
1534
1535         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1536                 cell_info[row][column].multicolumn = CELL_NORMAL;
1537                 ++column;
1538                 while (column < column_info.size() &&
1539                            cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1540                 {
1541                         cell_info[row][column].multicolumn = CELL_NORMAL;
1542                         ++column;
1543                         ++result;
1544                 }
1545         }
1546         updateIndexes();
1547         return result;
1548 }
1549
1550
1551 void Tabular::setRotateCell(idx_type cell, bool flag)
1552 {
1553         cellInfo(cell).rotate = flag;
1554 }
1555
1556
1557 bool Tabular::getRotateCell(idx_type cell) const
1558 {
1559         return cellInfo(cell).rotate;
1560 }
1561
1562
1563 bool Tabular::needRotating() const
1564 {
1565         if (rotate)
1566                 return true;
1567         for (row_type i = 0; i < row_info.size(); ++i)
1568                 for (col_type j = 0; j < column_info.size(); ++j)
1569                         if (cell_info[i][j].rotate)
1570                                 return true;
1571         return false;
1572 }
1573
1574
1575 bool Tabular::isLastCell(idx_type cell) const
1576 {
1577         if (cell + 1 < numberofcells)
1578                 return false;
1579         return true;
1580 }
1581
1582
1583 Tabular::idx_type Tabular::cellAbove(idx_type cell) const
1584 {
1585         if (cellRow(cell) > 0)
1586                 return cell_info[cellRow(cell)-1][cellColumn(cell)].cellno;
1587         return cell;
1588 }
1589
1590
1591 Tabular::idx_type Tabular::cellBelow(idx_type cell) const
1592 {
1593         if (cellRow(cell) + 1 < row_info.size())
1594                 return cell_info[cellRow(cell)+1][cellColumn(cell)].cellno;
1595         return cell;
1596 }
1597
1598
1599 Tabular::idx_type Tabular::cellIndex(row_type row,
1600                                                col_type column) const
1601 {
1602         BOOST_ASSERT(column != npos && column < column_info.size()
1603                 && row != npos && row < row_info.size());
1604         return cell_info[row][column].cellno;
1605 }
1606
1607
1608 void Tabular::setUsebox(idx_type cell, BoxType type)
1609 {
1610         cellInfo(cell).usebox = type;
1611 }
1612
1613
1614 // FIXME: Remove this routine because we cannot insert \parboxes when the user
1615 // adds line breaks, see bug 4886.
1616 Tabular::BoxType Tabular::getUsebox(idx_type cell) const
1617 {
1618         if ((!column_info[cellColumn(cell)].p_width.zero() && !isMultiColumn(cell)) ||
1619                 (isMultiColumn(cell) && !cellInfo(cell).p_width.zero()))
1620                 return BOX_NONE;
1621         if (cellInfo(cell).usebox > 1)
1622                 return cellInfo(cell).usebox;
1623         return useParbox(cell);
1624 }
1625
1626
1627 ///
1628 //  This are functions used for the longtable support
1629 ///
1630 void Tabular::setLTHead(row_type row, bool flag, ltType const & hd,
1631                            bool first)
1632 {
1633         if (first) {
1634                 endfirsthead = hd;
1635                 if (hd.set)
1636                         row_info[row].endfirsthead = flag;
1637         } else {
1638                 endhead = hd;
1639                 if (hd.set)
1640                         row_info[row].endhead = flag;
1641         }
1642 }
1643
1644
1645 bool Tabular::getRowOfLTHead(row_type row, ltType & hd) const
1646 {
1647         hd = endhead;
1648         hd.set = haveLTHead();
1649         return row_info[row].endhead;
1650 }
1651
1652
1653 bool Tabular::getRowOfLTFirstHead(row_type row, ltType & hd) const
1654 {
1655         hd = endfirsthead;
1656         hd.set = haveLTFirstHead();
1657         return row_info[row].endfirsthead;
1658 }
1659
1660
1661 void Tabular::setLTFoot(row_type row, bool flag, ltType const & fd,
1662                            bool last)
1663 {
1664         if (last) {
1665                 endlastfoot = fd;
1666                 if (fd.set)
1667                         row_info[row].endlastfoot = flag;
1668         } else {
1669                 endfoot = fd;
1670                 if (fd.set)
1671                         row_info[row].endfoot = flag;
1672         }
1673 }
1674
1675
1676 bool Tabular::getRowOfLTFoot(row_type row, ltType & fd) const
1677 {
1678         fd = endfoot;
1679         fd.set = haveLTFoot();
1680         return row_info[row].endfoot;
1681 }
1682
1683
1684 bool Tabular::getRowOfLTLastFoot(row_type row, ltType & fd) const
1685 {
1686         fd = endlastfoot;
1687         fd.set = haveLTLastFoot();
1688         return row_info[row].endlastfoot;
1689 }
1690
1691
1692 void Tabular::setLTNewPage(row_type row, bool what)
1693 {
1694         row_info[row].newpage = what;
1695 }
1696
1697
1698 bool Tabular::getLTNewPage(row_type row) const
1699 {
1700         return row_info[row].newpage;
1701 }
1702
1703
1704 bool Tabular::haveLTHead() const
1705 {
1706         for (row_type i = 0; i < row_info.size(); ++i)
1707                 if (row_info[i].endhead)
1708                         return true;
1709         return false;
1710 }
1711
1712
1713 bool Tabular::haveLTFirstHead() const
1714 {
1715         if (endfirsthead.empty)
1716                 return false;
1717         for (row_type i = 0; i < row_info.size(); ++i)
1718                 if (row_info[i].endfirsthead)
1719                         return true;
1720         return false;
1721 }
1722
1723
1724 bool Tabular::haveLTFoot() const
1725 {
1726         for (row_type i = 0; i < row_info.size(); ++i)
1727                 if (row_info[i].endfoot)
1728                         return true;
1729         return false;
1730 }
1731
1732
1733 bool Tabular::haveLTLastFoot() const
1734 {
1735         if (endlastfoot.empty)
1736                 return false;
1737         for (row_type i = 0; i < row_info.size(); ++i)
1738                 if (row_info[i].endlastfoot)
1739                         return true;
1740         return false;
1741 }
1742
1743
1744 Tabular::idx_type Tabular::setLTCaption(row_type row, bool what)
1745 {
1746         idx_type i = getFirstCellInRow(row);
1747         if (what) {
1748                 setMultiColumn(i, numberOfCellsInRow(i));
1749                 setTopLine(i, false);
1750                 setBottomLine(i, false);
1751                 setLeftLine(i, false);
1752                 setRightLine(i, false);
1753                 // When a row is set as caption, then also insert a caption. Otherwise
1754                 // the LaTeX output is broken, when the user don't add a caption.
1755                 dispatch(FuncRequest(LFUN_CAPTION_INSERT));
1756         } else {
1757                 unsetMultiColumn(i);
1758                 // FIXME: when unsetting a caption row, also all existing captions
1759                 // in this row must be dissolved, see (bug 5754)
1760                 // dispatch(FuncRequest(LFUN_INSET_DISSOLVE, "caption-insert"));
1761         }
1762         row_info[row].caption = what;
1763         return i;
1764 }
1765
1766
1767 bool Tabular::ltCaption(row_type row) const
1768 {
1769         return row_info[row].caption;
1770 }
1771
1772
1773 bool Tabular::haveLTCaption() const
1774 {
1775         for (row_type i = 0; i < row_info.size(); ++i)
1776                 if (row_info[i].caption)
1777                         return true;
1778         return false;
1779 }
1780
1781
1782 // end longtable support functions
1783
1784 void Tabular::setRowAscent(row_type row, int height)
1785 {
1786         if (row >= row_info.size() || row_info[row].ascent == height)
1787                 return;
1788         row_info[row].ascent = height;
1789 }
1790
1791
1792 void Tabular::setRowDescent(row_type row, int height)
1793 {
1794         if (row >= row_info.size() || row_info[row].descent == height)
1795                 return;
1796         row_info[row].descent = height;
1797 }
1798
1799
1800 int Tabular::rowAscent(row_type row) const
1801 {
1802         if (row >= row_info.size())
1803                 return 0;
1804         return row_info[row].ascent;
1805 }
1806
1807
1808 int Tabular::rowDescent(row_type row) const
1809 {
1810         LASSERT(row < row_info.size(), /**/);
1811         return row_info[row].descent;
1812 }
1813
1814
1815 int Tabular::height() const
1816 {
1817         int height = 0;
1818         for (row_type row = 0; row < row_info.size(); ++row)
1819                 height += rowAscent(row) + rowDescent(row) +
1820                         getAdditionalHeight(row);
1821         return height;
1822 }
1823
1824
1825 bool Tabular::isPartOfMultiColumn(row_type row, col_type column) const
1826 {
1827         LASSERT(row < row_info.size(), /**/);
1828         LASSERT(column < column_info.size(), /**/);
1829         return cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN;
1830 }
1831
1832
1833 int Tabular::TeXTopHLine(odocstream & os, row_type row, string const lang) const
1834 {
1835         // we only output complete row lines and the 1st row here, the rest
1836         // is done in Tabular::TeXBottomHLine(...)
1837
1838         // get for each column the topline (if any)
1839         col_type const ncols = column_info.size();
1840         vector<bool> topline;
1841         col_type nset = 0;
1842         for (col_type c = 0; c < ncols; ++c) {
1843                 topline.push_back(topLine(cellIndex(row, c)));
1844                 if (topline[c])
1845                         ++nset;
1846         }
1847
1848         // do nothing if empty first row, or incomplete row line after
1849         if ((row == 0 && nset == 0) || (row > 0 && nset != ncols))
1850                 return 0;
1851
1852         // only output complete row lines and the 1st row's clines
1853         if (nset == ncols) {
1854                 if (use_booktabs) {
1855                         os << (row == 0 ? "\\toprule " : "\\midrule ");
1856                 } else {
1857                         os << "\\hline ";
1858                 }
1859         } else if (row == 0) {
1860                 for (col_type c = 0; c < ncols; ++c) {
1861                         if (topline[c]) {
1862                                 //babel makes the "-" character an active one, so we have to suppress this here
1863                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
1864                                 if (lang == "slovak" || lang == "czech")
1865                                         os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
1866                                                               "\\expandafter\\cline\\expandafter{\\expandafter")
1867                                                                                   << c + 1 << "\\string-";
1868                                 else
1869                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
1870                                 // get to last column of line span
1871                                 while (c < ncols && topline[c])
1872                                         ++c;
1873                                 os << c << "} ";
1874                         }
1875                 }
1876         }
1877         os << "\n";
1878         return 1;
1879 }
1880
1881
1882 int Tabular::TeXBottomHLine(odocstream & os, row_type row, string const lang) const
1883 {
1884         // we output bottomlines of row r and the toplines of row r+1
1885         // if the latter do not span the whole tabular
1886
1887         // get the bottomlines of row r, and toplines in next row
1888         bool lastrow = row == row_info.size() - 1;
1889         col_type const ncols = column_info.size();
1890         vector<bool> bottomline, topline;
1891         bool nextrowset = true;
1892         for (col_type c = 0; c < ncols; ++c) {
1893                 bottomline.push_back(bottomLine(cellIndex(row, c)));
1894                 topline.push_back(!lastrow && topLine(cellIndex(row + 1, c)));
1895                 nextrowset &= topline[c];
1896         }
1897
1898         // combine this row's bottom lines and next row's toplines if necessary
1899         col_type nset = 0;
1900         for (col_type c = 0; c < ncols; ++c) {
1901                 if (!nextrowset)
1902                         bottomline[c] = bottomline[c] || topline[c];
1903                 if (bottomline[c])
1904                         ++nset;
1905         }
1906
1907         // do nothing if empty, OR incomplete row line with a topline in next row
1908         if (nset == 0 || (nextrowset && nset != ncols))
1909                 return 0;
1910
1911         if (nset == ncols) {
1912                 if (use_booktabs)
1913                         os << (lastrow ? "\\bottomrule" : "\\midrule");
1914                 else
1915                         os << "\\hline";
1916         } else {
1917                 for (col_type c = 0; c < ncols; ++c) {
1918                         if (bottomline[c]) {
1919                                 //babel makes the "-" character an active one, so we have to suppress this here
1920                                 //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
1921                                 if (lang == "slovak" || lang == "czech")
1922                                         os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
1923                                                               "\\expandafter\\cline\\expandafter{\\expandafter")
1924                                                                                   << c + 1 << "\\string-";
1925                                 else
1926                                         os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
1927                                 // get to last column of line span
1928                                 while (c < ncols && bottomline[c])
1929                                         ++c;
1930                                 os << c << "} ";
1931                         }
1932                 }
1933         }
1934         os << "\n";
1935         return 1;
1936 }
1937
1938
1939 int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol) const
1940 {
1941         int ret = 0;
1942         row_type const r = cellRow(cell);
1943         if (is_long_tabular && row_info[r].caption)
1944                 return ret;
1945
1946         Tabular::VAlignment valign =  getVAlignment(cell, !isMultiColumn(cell));
1947         LyXAlignment align = getAlignment(cell, !isMultiColumn(cell));
1948         // figure out how to set the lines
1949         // we always set double lines to the right of the cell
1950         col_type const c = cellColumn(cell);
1951         col_type const nextcol = c + columnSpan(cell);
1952         bool colright = columnRightLine(c);
1953         bool colleft = columnLeftLine(c);
1954         bool nextcolleft = nextcol < column_info.size() && columnLeftLine(nextcol);
1955         bool nextcellleft = nextcol < column_info.size()
1956                 && leftLine(cellIndex(r, nextcol));
1957         bool coldouble = colright && nextcolleft;
1958         bool celldouble = rightLine(cell) && nextcellleft;
1959         ismulticol = isMultiColumn(cell)
1960                 || (c == 0 && colleft != leftLine(cell))
1961                 || ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
1962                 || (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
1963                 || (coldouble != celldouble);
1964         if (ismulticol) {
1965                 os << "\\multicolumn{" << columnSpan(cell) << "}{";
1966                 if (c ==0 && leftLine(cell))
1967                         os << '|';
1968                 if (!cellInfo(cell).align_special.empty()) {
1969                         os << cellInfo(cell).align_special;
1970                 } else {
1971                         if (!getPWidth(cell).zero()) {
1972                                 switch (align) {
1973                                 case LYX_ALIGN_LEFT:
1974                                         os << ">{\\raggedright}";
1975                                         break;
1976                                 case LYX_ALIGN_RIGHT:
1977                                         os << ">{\\raggedleft}";
1978                                         break;
1979                                 case LYX_ALIGN_CENTER:
1980                                         os << ">{\\centering}";
1981                                         break;
1982                                 default:
1983                                         break;
1984                                 }
1985                                 switch (valign) {
1986                                 case LYX_VALIGN_TOP:
1987                                         os << 'p';
1988                                         break;
1989                                 case LYX_VALIGN_MIDDLE:
1990                                         os << 'm';
1991                                         break;
1992                                 case LYX_VALIGN_BOTTOM:
1993                                         os << 'b';
1994                                         break;
1995                                 }
1996                                 os << '{'
1997                                    << from_ascii(getPWidth(cell).asLatexString())
1998                                    << '}';
1999                         } else {
2000                                 switch (align) {
2001                                 case LYX_ALIGN_LEFT:
2002                                         os << 'l';
2003                                         break;
2004                                 case LYX_ALIGN_RIGHT:
2005                                         os << 'r';
2006                                         break;
2007                                 default:
2008                                         os << 'c';
2009                                         break;
2010                                 }
2011                         } // end if else !getPWidth
2012                 } // end if else !cellinfo_of_cell
2013                 if (rightLine(cell) || nextcellleft)
2014                         os << '|';
2015                 if (celldouble)
2016                         // add extra vertical line if we want a double one
2017                         os << '|';
2018                 os << "}{";
2019                 }
2020         if (getRotateCell(cell)) {
2021                 os << "\\begin{sideways}\n";
2022                 ++ret;
2023         }
2024         if (getUsebox(cell) == BOX_PARBOX) {
2025                 os << "\\parbox[";
2026                 switch (valign) {
2027                 case LYX_VALIGN_TOP:
2028                         os << 't';
2029                         break;
2030                 case LYX_VALIGN_MIDDLE:
2031                         os << 'c';
2032                         break;
2033                 case LYX_VALIGN_BOTTOM:
2034                         os << 'b';
2035                         break;
2036                 }
2037                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2038                    << "}{";
2039         } else if (getUsebox(cell) == BOX_MINIPAGE) {
2040                 os << "\\begin{minipage}[";
2041                 switch (valign) {
2042                 case LYX_VALIGN_TOP:
2043                         os << 't';
2044                         break;
2045                 case LYX_VALIGN_MIDDLE:
2046                         os << 'm';
2047                         break;
2048                 case LYX_VALIGN_BOTTOM:
2049                         os << 'b';
2050                         break;
2051                 }
2052                 os << "]{" << from_ascii(getPWidth(cell).asLatexString())
2053                    << "}\n";
2054                 ++ret;
2055         }
2056         return ret;
2057 }
2058
2059
2060 int Tabular::TeXCellPostamble(odocstream & os, idx_type cell, bool ismulticol) const
2061 {
2062         int ret = 0;
2063         row_type const r = cellRow(cell);
2064         if (is_long_tabular && row_info[r].caption)
2065                 return ret;
2066
2067         // usual cells
2068         if (getUsebox(cell) == BOX_PARBOX)
2069                 os << '}';
2070         else if (getUsebox(cell) == BOX_MINIPAGE) {
2071                 os << "%\n\\end{minipage}";
2072                 ret += 2;
2073         }
2074         if (getRotateCell(cell)) {
2075                 os << "%\n\\end{sideways}";
2076                 ++ret;
2077         }
2078         if (ismulticol) {
2079                 os << '}';
2080         }
2081         return ret;
2082 }
2083
2084
2085 int Tabular::TeXLongtableHeaderFooter(odocstream & os,
2086                                          OutputParams const & runparams) const
2087 {
2088         if (!is_long_tabular)
2089                 return 0;
2090
2091         int ret = 0;
2092         // caption handling
2093         // the caption must be output befrore the headers
2094         if (haveLTCaption()) {
2095                 for (row_type i = 0; i < row_info.size(); ++i) {
2096                         if (row_info[i].caption) {
2097                                 ret += TeXRow(os, i, runparams);
2098                         }
2099                 }
2100         }
2101         // output first header info
2102         // first header must be output before the header, otherwise the
2103         // correct caption placement becomes really wierd
2104         if (haveLTFirstHead()) {
2105                 if (endfirsthead.topDL) {
2106                         os << "\\hline\n";
2107                         ++ret;
2108                 }
2109                 for (row_type i = 0; i < row_info.size(); ++i) {
2110                         if (row_info[i].endfirsthead) {
2111                                 ret += TeXRow(os, i, runparams);
2112                         }
2113                 }
2114                 if (endfirsthead.bottomDL) {
2115                         os << "\\hline\n";
2116                         ++ret;
2117                 }
2118                 os << "\\endfirsthead\n";
2119                 ++ret;
2120         }
2121         // output header info
2122         if (haveLTHead()) {
2123                 if (endhead.topDL) {
2124                         os << "\\hline\n";
2125                         ++ret;
2126                 }
2127                 for (row_type i = 0; i < row_info.size(); ++i) {
2128                         if (row_info[i].endhead) {
2129                                 ret += TeXRow(os, i, runparams);
2130                         }
2131                 }
2132                 if (endhead.bottomDL) {
2133                         os << "\\hline\n";
2134                         ++ret;
2135                 }
2136                 os << "\\endhead\n";
2137                 ++ret;
2138         }
2139         // output footer info
2140         if (haveLTFoot()) {
2141                 if (endfoot.topDL) {
2142                         os << "\\hline\n";
2143                         ++ret;
2144                 }
2145                 for (row_type i = 0; i < row_info.size(); ++i) {
2146                         if (row_info[i].endfoot) {
2147                                 ret += TeXRow(os, i, runparams);
2148                         }
2149                 }
2150                 if (endfoot.bottomDL) {
2151                         os << "\\hline\n";
2152                         ++ret;
2153                 }
2154                 os << "\\endfoot\n";
2155                 ++ret;
2156         }
2157         // output lastfooter info
2158         if (haveLTLastFoot()) {
2159                 if (endlastfoot.topDL) {
2160                         os << "\\hline\n";
2161                         ++ret;
2162                 }
2163                 for (row_type i = 0; i < row_info.size(); ++i) {
2164                         if (row_info[i].endlastfoot) {
2165                                 ret += TeXRow(os, i, runparams);
2166                         }
2167                 }
2168                 if (endlastfoot.bottomDL) {
2169                         os << "\\hline\n";
2170                         ++ret;
2171                 }
2172                 os << "\\endlastfoot\n";
2173                 ++ret;
2174         }
2175         return ret;
2176 }
2177
2178
2179 bool Tabular::isValidRow(row_type row) const
2180 {
2181         if (!is_long_tabular)
2182                 return true;
2183         return !row_info[row].endhead && !row_info[row].endfirsthead
2184                 && !row_info[row].endfoot && !row_info[row].endlastfoot
2185                 && !row_info[row].caption;
2186 }
2187
2188
2189 int Tabular::TeXRow(odocstream & os, row_type i,
2190                        OutputParams const & runparams) const
2191 {
2192         idx_type cell = cellIndex(i, 0);
2193         shared_ptr<InsetTableCell> inset = cellInset(cell);
2194         Paragraph const & par = inset->paragraphs().front();
2195         string const lang = par.getParLanguage(buffer().params())->lang();
2196
2197         //output the top line
2198         int ret = TeXTopHLine(os, i, lang);
2199
2200         if (row_info[i].top_space_default) {
2201                 if (use_booktabs)
2202                         os << "\\addlinespace\n";
2203                 else
2204                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2205                 ++ret;
2206         } else if(!row_info[i].top_space.zero()) {
2207                 if (use_booktabs)
2208                         os << "\\addlinespace["
2209                            << from_ascii(row_info[i].top_space.asLatexString())
2210                            << "]\n";
2211                 else {
2212                         os << "\\noalign{\\vskip"
2213                            << from_ascii(row_info[i].top_space.asLatexString())
2214                            << "}\n";
2215                 }
2216                 ++ret;
2217         }
2218         bool ismulticol = false;
2219         for (col_type j = 0; j < column_info.size(); ++j) {
2220                 if (isPartOfMultiColumn(i, j))
2221                         continue;
2222                 ret += TeXCellPreamble(os, cell, ismulticol);
2223                 shared_ptr<InsetTableCell> inset = cellInset(cell);
2224
2225                 Paragraph const & par = inset->paragraphs().front();
2226                 bool rtl = par.isRTL(buffer().params())
2227                         && !par.empty()
2228                         && getPWidth(cell).zero();
2229
2230                 if (rtl) {
2231                         string const lang =
2232                                 par.getParLanguage(buffer().params())->lang();
2233                         if (lang == "farsi")
2234                                 os << "\\textFR{";
2235                         else if (lang == "arabic_arabi")
2236                                 os << "\\textAR{";
2237                         // currently, remaning RTL languages are
2238                         // arabic_arabtex and hebrew
2239                         else
2240                                 os << "\\R{";
2241                 }
2242                 // pass to the OutputParams that we are in a cell and
2243                 // which alignment we have set.
2244                 // InsetNewline needs this context information.
2245                 OutputParams newrp(runparams);
2246                 newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
2247                                     ? OutputParams::PLAIN
2248                                     : OutputParams::ALIGNED;
2249                 ret += inset->latex(os, newrp);
2250                 runparams.encoding = newrp.encoding;
2251                 if (rtl)
2252                         os << '}';
2253
2254                 ret += TeXCellPostamble(os, cell, ismulticol);
2255                 if (!isLastCellInRow(cell)) { // not last cell in row
2256                         os << " & ";
2257                 }
2258                 ++cell;
2259         }
2260         os << "\\tabularnewline";
2261         if (row_info[i].bottom_space_default) {
2262                 if (use_booktabs)
2263                         os << "\\addlinespace";
2264                 else
2265                         os << "[\\doublerulesep]";
2266         } else if (!row_info[i].bottom_space.zero()) {
2267                 if (use_booktabs)
2268                         os << "\\addlinespace";
2269                 os << '['
2270                    << from_ascii(row_info[i].bottom_space.asLatexString())
2271                    << ']';
2272         }
2273         os << '\n';
2274         ++ret;
2275
2276         //output the bottom line
2277         ret += TeXBottomHLine(os, i, lang);
2278
2279         if (row_info[i].interline_space_default) {
2280                 if (use_booktabs)
2281                         os << "\\addlinespace\n";
2282                 else
2283                         os << "\\noalign{\\vskip\\doublerulesep}\n";
2284                 ++ret;
2285         } else if (!row_info[i].interline_space.zero()) {
2286                 if (use_booktabs)
2287                         os << "\\addlinespace["
2288                            << from_ascii(row_info[i].interline_space.asLatexString())
2289                            << "]\n";
2290                 else
2291                         os << "\\noalign{\\vskip"
2292                            << from_ascii(row_info[i].interline_space.asLatexString())
2293                            << "}\n";
2294                 ++ret;
2295         }
2296         return ret;
2297 }
2298
2299
2300 int Tabular::latex(odocstream & os, OutputParams const & runparams) const
2301 {
2302         int ret = 0;
2303
2304         //+---------------------------------------------------------------------
2305         //+                      first the opening preamble                    +
2306         //+---------------------------------------------------------------------
2307
2308         if (rotate) {
2309                 os << "\\begin{sideways}\n";
2310                 ++ret;
2311         }
2312         if (is_long_tabular)
2313                 os << "\\begin{longtable}";
2314         else
2315                 os << "\\begin{tabular}";
2316
2317         switch (tabular_valignment) {
2318                 case LYX_VALIGN_TOP:
2319                         os << "[t]";
2320                         break;
2321                 case LYX_VALIGN_BOTTOM:
2322                         os << "[b]";
2323                         break;
2324                 case LYX_VALIGN_MIDDLE:
2325                         break;
2326         }
2327
2328         os << "{";
2329
2330         for (col_type i = 0; i < column_info.size(); ++i) {
2331                 if (columnLeftLine(i))
2332                         os << '|';
2333                 if (!column_info[i].align_special.empty()) {
2334                         os << column_info[i].align_special;
2335                 } else {
2336                         if (!column_info[i].p_width.zero()) {
2337                                 switch (column_info[i].alignment) {
2338                                 case LYX_ALIGN_LEFT:
2339                                         os << ">{\\raggedright}";
2340                                         break;
2341                                 case LYX_ALIGN_RIGHT:
2342                                         os << ">{\\raggedleft}";
2343                                         break;
2344                                 case LYX_ALIGN_CENTER:
2345                                         os << ">{\\centering}";
2346                                         break;
2347                                 case LYX_ALIGN_NONE:
2348                                 case LYX_ALIGN_BLOCK:
2349                                 case LYX_ALIGN_LAYOUT:
2350                                 case LYX_ALIGN_SPECIAL:
2351                                         break;
2352                                 }
2353
2354                                 switch (column_info[i].valignment) {
2355                                 case LYX_VALIGN_TOP:
2356                                         os << 'p';
2357                                         break;
2358                                 case LYX_VALIGN_MIDDLE:
2359                                         os << 'm';
2360                                         break;
2361                                 case LYX_VALIGN_BOTTOM:
2362                                         os << 'b';
2363                                         break;
2364                         }
2365                                 os << '{'
2366                                    << from_ascii(column_info[i].p_width.asLatexString())
2367                                    << '}';
2368                         } else {
2369                                 switch (column_info[i].alignment) {
2370                                 case LYX_ALIGN_LEFT:
2371                                         os << 'l';
2372                                         break;
2373                                 case LYX_ALIGN_RIGHT:
2374                                         os << 'r';
2375                                         break;
2376                                 default:
2377                                         os << 'c';
2378                                         break;
2379                                 }
2380                         } // end if else !column_info[i].p_width
2381                 } // end if else !column_info[i].align_special
2382                 if (columnRightLine(i))
2383                         os << '|';
2384         }
2385         os << "}\n";
2386         ++ret;
2387
2388         ret += TeXLongtableHeaderFooter(os, runparams);
2389
2390         //+---------------------------------------------------------------------
2391         //+                      the single row and columns (cells)            +
2392         //+---------------------------------------------------------------------
2393
2394         for (row_type i = 0; i < row_info.size(); ++i) {
2395                 if (isValidRow(i)) {
2396                         ret += TeXRow(os, i, runparams);
2397                         if (is_long_tabular && row_info[i].newpage) {
2398                                 os << "\\newpage\n";
2399                                 ++ret;
2400                         }
2401                 }
2402         }
2403
2404         //+---------------------------------------------------------------------
2405         //+                      the closing of the tabular                    +
2406         //+---------------------------------------------------------------------
2407
2408         if (is_long_tabular)
2409                 os << "\\end{longtable}";
2410         else
2411                 os << "\\end{tabular}";
2412         if (rotate) {
2413                 os << "\n\\end{sideways}";
2414                 ++ret;
2415         }
2416
2417         return ret;
2418 }
2419
2420
2421 int Tabular::docbookRow(odocstream & os, row_type row,
2422                            OutputParams const & runparams) const
2423 {
2424         int ret = 0;
2425         idx_type cell = getFirstCellInRow(row);
2426
2427         os << "<row>\n";
2428         for (col_type j = 0; j < column_info.size(); ++j) {
2429                 if (isPartOfMultiColumn(row, j))
2430                         continue;
2431
2432                 os << "<entry align=\"";
2433                 switch (getAlignment(cell)) {
2434                 case LYX_ALIGN_LEFT:
2435                         os << "left";
2436                         break;
2437                 case LYX_ALIGN_RIGHT:
2438                         os << "right";
2439                         break;
2440                 default:
2441                         os << "center";
2442                         break;
2443                 }
2444
2445                 os << "\" valign=\"";
2446                 switch (getVAlignment(cell)) {
2447                 case LYX_VALIGN_TOP:
2448                         os << "top";
2449                         break;
2450                 case LYX_VALIGN_BOTTOM:
2451                         os << "bottom";
2452                         break;
2453                 case LYX_VALIGN_MIDDLE:
2454                         os << "middle";
2455                 }
2456                 os << '"';
2457
2458                 if (isMultiColumn(cell)) {
2459                         os << " namest=\"col" << j << "\" ";
2460                         os << "nameend=\"col" << j + columnSpan(cell) - 1<< '"';
2461                 }
2462
2463                 os << '>';
2464                 ret += cellInset(cell)->docbook(os, runparams);
2465                 os << "</entry>\n";
2466                 ++cell;
2467         }
2468         os << "</row>\n";
2469         return ret;
2470 }
2471
2472
2473 int Tabular::docbook(odocstream & os, OutputParams const & runparams) const
2474 {
2475         int ret = 0;
2476
2477         //+---------------------------------------------------------------------
2478         //+                      first the opening preamble                    +
2479         //+---------------------------------------------------------------------
2480
2481         os << "<tgroup cols=\"" << column_info.size()
2482            << "\" colsep=\"1\" rowsep=\"1\">\n";
2483
2484         for (col_type i = 0; i < column_info.size(); ++i) {
2485                 os << "<colspec colname=\"col" << i << "\" align=\"";
2486                 switch (column_info[i].alignment) {
2487                 case LYX_ALIGN_LEFT:
2488                         os << "left";
2489                         break;
2490                 case LYX_ALIGN_RIGHT:
2491                         os << "right";
2492                         break;
2493                 default:
2494                         os << "center";
2495                         break;
2496                 }
2497                 os << '"';
2498                 if (runparams.flavor == OutputParams::XML)
2499                         os << '/';
2500                 os << ">\n";
2501                 ++ret;
2502         }
2503
2504         //+---------------------------------------------------------------------
2505         //+                      Long Tabular case                             +
2506         //+---------------------------------------------------------------------
2507
2508         // output caption info
2509         if (haveLTCaption()) {
2510                 os << "<caption>\n";
2511                 ++ret;
2512                 for (row_type i = 0; i < row_info.size(); ++i) {
2513                         if (row_info[i].caption) {
2514                                 ret += docbookRow(os, i, runparams);
2515                         }
2516                 }
2517                 os << "</caption>\n";
2518                 ++ret;
2519         }
2520         // output header info
2521         if (haveLTHead() || haveLTFirstHead()) {
2522                 os << "<thead>\n";
2523                 ++ret;
2524                 for (row_type i = 0; i < row_info.size(); ++i) {
2525                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2526                                 ret += docbookRow(os, i, runparams);
2527                         }
2528                 }
2529                 os << "</thead>\n";
2530                 ++ret;
2531         }
2532         // output footer info
2533         if (haveLTFoot() || haveLTLastFoot()) {
2534                 os << "<tfoot>\n";
2535                 ++ret;
2536                 for (row_type i = 0; i < row_info.size(); ++i) {
2537                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2538                                 ret += docbookRow(os, i, runparams);
2539                         }
2540                 }
2541                 os << "</tfoot>\n";
2542                 ++ret;
2543         }
2544
2545         //+---------------------------------------------------------------------
2546         //+                      the single row and columns (cells)            +
2547         //+---------------------------------------------------------------------
2548
2549         os << "<tbody>\n";
2550         ++ret;
2551         for (row_type i = 0; i < row_info.size(); ++i) {
2552                 if (isValidRow(i)) {
2553                         ret += docbookRow(os, i, runparams);
2554                 }
2555         }
2556         os << "</tbody>\n";
2557         ++ret;
2558         //+---------------------------------------------------------------------
2559         //+                      the closing of the tabular                    +
2560         //+---------------------------------------------------------------------
2561
2562         os << "</tgroup>";
2563         ++ret;
2564
2565         return ret;
2566 }
2567
2568
2569 bool Tabular::plaintextTopHLine(odocstream & os, row_type row,
2570                                    vector<unsigned int> const & clen) const
2571 {
2572         idx_type const fcell = getFirstCellInRow(row);
2573         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2574         idx_type tmp = 0;
2575
2576         for (idx_type i = fcell; i < n; ++i) {
2577                 if (topLine(i)) {
2578                         ++tmp;
2579                         break;
2580                 }
2581         }
2582         if (!tmp)
2583                 return false;
2584
2585         char_type ch;
2586         for (idx_type i = fcell; i < n; ++i) {
2587                 if (topLine(i)) {
2588                         if (leftLine(i))
2589                                 os << "+-";
2590                         else
2591                                 os << "--";
2592                         ch = '-';
2593                 } else {
2594                         os << "  ";
2595                         ch = ' ';
2596                 }
2597                 col_type column = cellColumn(i);
2598                 int len = clen[column];
2599                 while (column < column_info.size() - 1
2600                        && isPartOfMultiColumn(row, ++column))
2601                         len += clen[column] + 4;
2602                 os << docstring(len, ch);
2603                 if (topLine(i)) {
2604                         if (rightLine(i))
2605                                 os << "-+";
2606                         else
2607                                 os << "--";
2608                 } else {
2609                         os << "  ";
2610                 }
2611         }
2612         os << endl;
2613         return true;
2614 }
2615
2616
2617 bool Tabular::plaintextBottomHLine(odocstream & os, row_type row,
2618                                       vector<unsigned int> const & clen) const
2619 {
2620         idx_type const fcell = getFirstCellInRow(row);
2621         idx_type const n = numberOfCellsInRow(fcell) + fcell;
2622         idx_type tmp = 0;
2623
2624         for (idx_type i = fcell; i < n; ++i) {
2625                 if (bottomLine(i)) {
2626                         ++tmp;
2627                         break;
2628                 }
2629         }
2630         if (!tmp)
2631                 return false;
2632
2633         char_type ch;
2634         for (idx_type i = fcell; i < n; ++i) {
2635                 if (bottomLine(i)) {
2636                         if (leftLine(i))
2637                                 os << "+-";
2638                         else
2639                                 os << "--";
2640                         ch = '-';
2641                 } else {
2642                         os << "  ";
2643                         ch = ' ';
2644                 }
2645                 col_type column = cellColumn(i);
2646                 int len = clen[column];
2647                 while (column < column_info.size() -1
2648                        && isPartOfMultiColumn(row, ++column))
2649                         len += clen[column] + 4;
2650                 os << docstring(len, ch);
2651                 if (bottomLine(i)) {
2652                         if (rightLine(i))
2653                                 os << "-+";
2654                         else
2655                                 os << "--";
2656                 } else {
2657                         os << "  ";
2658                 }
2659         }
2660         os << endl;
2661         return true;
2662 }
2663
2664
2665 void Tabular::plaintextPrintCell(odocstream & os,
2666                                OutputParams const & runparams,
2667                                idx_type cell, row_type row, col_type column,
2668                                vector<unsigned int> const & clen,
2669                                bool onlydata) const
2670 {
2671         odocstringstream sstr;
2672         cellInset(cell)->plaintext(sstr, runparams);
2673
2674         if (onlydata) {
2675                 os << sstr.str();
2676                 return;
2677         }
2678
2679         if (leftLine(cell))
2680                 os << "| ";
2681         else
2682                 os << "  ";
2683
2684         unsigned int len1 = sstr.str().length();
2685         unsigned int len2 = clen[column];
2686         while (column < column_info.size() -1
2687                && isPartOfMultiColumn(row, ++column))
2688                 len2 += clen[column] + 4;
2689         len2 -= len1;
2690
2691         switch (getAlignment(cell)) {
2692         default:
2693         case LYX_ALIGN_LEFT:
2694                 len1 = 0;
2695                 break;
2696         case LYX_ALIGN_RIGHT:
2697                 len1 = len2;
2698                 len2 = 0;
2699                 break;
2700         case LYX_ALIGN_CENTER:
2701                 len1 = len2 / 2;
2702                 len2 -= len1;
2703                 break;
2704         }
2705
2706         os << docstring(len1, ' ') << sstr.str()
2707            << docstring(len2, ' ');
2708
2709         if (rightLine(cell))
2710                 os << " |";
2711         else
2712                 os << "  ";
2713 }
2714
2715
2716 void Tabular::plaintext(odocstream & os,
2717                            OutputParams const & runparams, int const depth,
2718                            bool onlydata, char_type delim) const
2719 {
2720         // first calculate the width of the single columns
2721         vector<unsigned int> clen(column_info.size());
2722
2723         if (!onlydata) {
2724                 // first all non (real) multicolumn cells!
2725                 for (col_type j = 0; j < column_info.size(); ++j) {
2726                         clen[j] = 0;
2727                         for (row_type i = 0; i < row_info.size(); ++i) {
2728                                 idx_type cell = cellIndex(i, j);
2729                                 if (isMultiColumnReal(cell))
2730                                         continue;
2731                                 odocstringstream sstr;
2732                                 cellInset(cell)->plaintext(sstr, runparams);
2733                                 if (clen[j] < sstr.str().length())
2734                                         clen[j] = sstr.str().length();
2735                         }
2736                 }
2737                 // then all (real) multicolumn cells!
2738                 for (col_type j = 0; j < column_info.size(); ++j) {
2739                         for (row_type i = 0; i < row_info.size(); ++i) {
2740                                 idx_type cell = cellIndex(i, j);
2741                                 if (!isMultiColumnReal(cell) || isPartOfMultiColumn(i, j))
2742                                         continue;
2743                                 odocstringstream sstr;
2744                                 cellInset(cell)->plaintext(sstr, runparams);
2745                                 int len = int(sstr.str().length());
2746                                 idx_type const n = columnSpan(cell);
2747                                 for (col_type k = j; len > 0 && k < j + n - 1; ++k)
2748                                         len -= clen[k];
2749                                 if (len > int(clen[j + n - 1]))
2750                                         clen[j + n - 1] = len;
2751                         }
2752                 }
2753         }
2754         idx_type cell = 0;
2755         for (row_type i = 0; i < row_info.size(); ++i) {
2756                 if (!onlydata && plaintextTopHLine(os, i, clen))
2757                         os << docstring(depth * 2, ' ');
2758                 for (col_type j = 0; j < column_info.size(); ++j) {
2759                         if (isPartOfMultiColumn(i, j))
2760                                 continue;
2761                         if (onlydata && j > 0)
2762                                 // we don't use operator<< for single UCS4 character.
2763                                 // see explanation in docstream.h
2764                                 os.put(delim);
2765                         plaintextPrintCell(os, runparams, cell, i, j, clen, onlydata);
2766                         ++cell;
2767                 }
2768                 os << endl;
2769                 if (!onlydata) {
2770                         os << docstring(depth * 2, ' ');
2771                         if (plaintextBottomHLine(os, i, clen))
2772                                 os << docstring(depth * 2, ' ');
2773                 }
2774         }
2775 }
2776
2777
2778 shared_ptr<InsetTableCell> Tabular::cellInset(idx_type cell) const
2779 {
2780         return cell_info[cellRow(cell)][cellColumn(cell)].inset;
2781 }
2782
2783
2784 shared_ptr<InsetTableCell> Tabular::cellInset(row_type row,
2785                                                col_type column) const
2786 {
2787         return cell_info[row][column].inset;
2788 }
2789
2790
2791 void Tabular::setCellInset(row_type row, col_type column,
2792                               shared_ptr<InsetTableCell> ins) const
2793 {
2794         CellData & cd = cell_info[row][column];
2795         cd.inset = ins;
2796 }
2797
2798
2799 void Tabular::validate(LaTeXFeatures & features) const
2800 {
2801         features.require("NeedTabularnewline");
2802         if (use_booktabs)
2803                 features.require("booktabs");
2804         if (is_long_tabular)
2805                 features.require("longtable");
2806         if (needRotating())
2807                 features.require("rotating");
2808         for (idx_type cell = 0; cell < numberofcells; ++cell) {
2809                 if (getVAlignment(cell) != LYX_VALIGN_TOP
2810                     || !getPWidth(cell).zero())
2811                         features.require("array");
2812                 cellInset(cell)->validate(features);
2813         }
2814 }
2815
2816
2817 Tabular::BoxType Tabular::useParbox(idx_type cell) const
2818 {
2819         ParagraphList const & parlist = cellInset(cell)->paragraphs();
2820         ParagraphList::const_iterator cit = parlist.begin();
2821         ParagraphList::const_iterator end = parlist.end();
2822
2823         for (; cit != end; ++cit)
2824                 for (int i = 0; i < cit->size(); ++i)
2825                         if (cit->isNewline(i))
2826                                 return BOX_PARBOX;
2827
2828         return BOX_NONE;
2829 }
2830
2831
2832 /////////////////////////////////////////////////////////////////////
2833 //
2834 // InsetTableCell
2835 //
2836 /////////////////////////////////////////////////////////////////////
2837
2838 InsetTableCell::InsetTableCell(Buffer & buf)
2839         : InsetText(buf), isFixedWidth(false),
2840           contentAlign(LYX_ALIGN_CENTER)
2841 {}
2842
2843
2844 bool InsetTableCell::forcePlainLayout(idx_type) const
2845 {
2846         return !isFixedWidth;
2847 }
2848
2849
2850 bool InsetTableCell::allowParagraphCustomization(idx_type) const
2851 {
2852         return isFixedWidth;
2853 }
2854
2855
2856 bool InsetTableCell::getStatus(Cursor & cur, FuncRequest const & cmd,
2857         FuncStatus & status) const
2858 {
2859         bool enabled;
2860         switch (cmd.action) {
2861         case LFUN_LAYOUT:
2862                 enabled = !forcePlainLayout();
2863                 break;
2864         case LFUN_LAYOUT_PARAGRAPH:
2865                 enabled = allowParagraphCustomization();
2866                 break;
2867         default:
2868                 return InsetText::getStatus(cur, cmd, status);
2869         }
2870         status.setEnabled(enabled);
2871         return true;
2872 }
2873
2874 docstring InsetTableCell::asString(bool intoInsets)
2875 {
2876         docstring retval;
2877         if (paragraphs().empty())
2878                 return retval;
2879         ParagraphList::const_iterator it = paragraphs().begin();
2880         ParagraphList::const_iterator en = paragraphs().end();
2881         bool first = true;
2882         for (; it != en; ++it) {
2883                 if (!first)
2884                         retval += "\n";
2885                 else
2886                         first = false;
2887                 retval += it->asString(intoInsets ? AS_STR_INSETS : AS_STR_NONE);
2888         }
2889         return retval;
2890 }
2891
2892
2893
2894 /////////////////////////////////////////////////////////////////////
2895 //
2896 // InsetTabular
2897 //
2898 /////////////////////////////////////////////////////////////////////
2899
2900 InsetTabular::InsetTabular(Buffer & buf, row_type rows,
2901                            col_type columns)
2902         : tabular(buf, max(rows, row_type(1)), max(columns, col_type(1))), scx_(0),
2903         rowselect_(false), colselect_(false)
2904 {
2905         setBuffer(buf); // FIXME: remove later
2906 }
2907
2908
2909 InsetTabular::InsetTabular(InsetTabular const & tab)
2910         : Inset(tab), tabular(tab.tabular),  scx_(0)
2911 {
2912 }
2913
2914
2915 InsetTabular::~InsetTabular()
2916 {
2917         hideDialogs("tabular", this);
2918 }
2919
2920
2921 void InsetTabular::setBuffer(Buffer & buf)
2922 {
2923         tabular.setBuffer(buf);
2924         Inset::setBuffer(buf);
2925 }
2926
2927
2928 bool InsetTabular::insetAllowed(InsetCode code) const
2929 {
2930         if (code == MATHMACRO_CODE)
2931                 return false;
2932
2933         return true;
2934 }
2935
2936
2937 void InsetTabular::write(ostream & os) const
2938 {
2939         os << "Tabular" << endl;
2940         tabular.write(os);
2941 }
2942
2943
2944 docstring InsetTabular::contextMenu(BufferView const &, int, int) const
2945 {
2946         // FIXME: depending on the selection state, we could offer a different menu.
2947         return from_ascii("context-tabular");
2948 }
2949
2950
2951 void InsetTabular::read(Lexer & lex)
2952 {
2953         //bool const old_format = (lex.getString() == "\\LyXTable");
2954
2955         tabular.read(lex);
2956
2957         //if (old_format)
2958         //      return;
2959
2960         lex.next();
2961         string token = lex.getString();
2962         while (lex && token != "\\end_inset") {
2963                 lex.next();
2964                 token = lex.getString();
2965         }
2966         if (!lex)
2967                 lex.printError("Missing \\end_inset at this point. ");
2968 }
2969
2970
2971 int InsetTabular::rowFromY(Cursor & cur, int y) const
2972 {
2973         // top y coordinate of tabular
2974         int h = yo(cur.bv()) - tabular.rowAscent(0);
2975         size_t nrows = tabular.row_info.size();
2976         row_type r = 0;
2977         for (; r < nrows && y > h; ++r) {
2978                 h += tabular.rowAscent(r);
2979                 h += tabular.rowDescent(r);
2980                 h += tabular.getAdditionalHeight(r);
2981         }
2982         return r - 1;
2983 }
2984
2985
2986 int InsetTabular::columnFromX(Cursor & cur, int x) const
2987 {
2988         // left x coordinate of tabular
2989         int w = xo(cur.bv()) + ADD_TO_TABULAR_WIDTH;
2990         size_t ncols = tabular.column_info.size();
2991         col_type c = 0;
2992         for (; c < ncols && x > w; ++c)
2993                 w += tabular.columnWidth(c);
2994         return c - 1;
2995 }
2996
2997
2998 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
2999 {
3000         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
3001         //      mi.base.textwidth << "\n";
3002         if (!mi.base.bv) {
3003                 LYXERR0("need bv");
3004                 LASSERT(false, /**/);
3005         }
3006
3007         row_type i = 0;
3008         for (idx_type cell = 0; i < tabular.row_info.size(); ++i) {
3009                 int maxAsc = 0;
3010                 int maxDesc = 0;
3011                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
3012                         if (tabular.isPartOfMultiColumn(i, j))
3013                                 // Multicolumn cell, but not first one
3014                                 continue;
3015                         Dimension dim;
3016                         MetricsInfo m = mi;
3017                         Length p_width;
3018                         if (tabular.cell_info[i][j].multicolumn ==
3019                                 Tabular::CELL_BEGIN_OF_MULTICOLUMN)
3020                                 p_width = tabular.cellInfo(cell).p_width;
3021                         else
3022                                 p_width = tabular.column_info[j].p_width;
3023                         if (!p_width.zero())
3024                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
3025                         tabular.cellInset(cell)->metrics(m, dim);
3026                         if (!p_width.zero())
3027                                 dim.wid = m.base.textwidth;
3028                         tabular.setCellWidth(cell, dim.wid);
3029                         maxAsc  = max(maxAsc, dim.asc);
3030                         maxDesc = max(maxDesc, dim.des);
3031                         ++cell;
3032                 }
3033                 int const top_space = tabular.row_info[i].top_space_default ?
3034                         default_line_space :
3035                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
3036                 tabular.setRowAscent(i, maxAsc + ADD_TO_HEIGHT + top_space);
3037                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
3038                         default_line_space :
3039                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
3040                 tabular.setRowDescent(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
3041         }
3042         tabular.updateColumnWidths();
3043         dim.asc = tabular.rowAscent(0);
3044         dim.des = tabular.height() - dim.asc;
3045         dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
3046 }
3047
3048 bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col)
3049         const
3050 {
3051         if (&cur.inset() == this && cur.selection()) {
3052                 if (cur.selIsMultiCell()) {
3053                         row_type rs, re;
3054                         col_type cs, ce;
3055                         getSelection(cur, rs, re, cs, ce);
3056
3057                         if (col >= cs && col <= ce && row >= rs && row <= re)
3058                                 return true;
3059                 } else
3060                         if (col == tabular.cellColumn(cur.idx())
3061                                 && row == tabular.cellRow(cur.idx())) {
3062                         CursorSlice const & beg = cur.selBegin();
3063                         CursorSlice const & end = cur.selEnd();
3064
3065                         if ((end.lastpos() > 0 || end.lastpit() > 0)
3066                                   && end.pos() == end.lastpos() && beg.pos() == 0
3067                                   && end.pit() == end.lastpit() && beg.pit() == 0)
3068                                 return true;
3069                 }
3070         }
3071         return false;
3072 }
3073
3074
3075 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
3076 {
3077         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
3078         BufferView * bv = pi.base.bv;
3079         Cursor & cur = pi.base.bv->cursor();
3080
3081         // FIXME: As the full backrgound is painted in drawSelection(),
3082         // we have no choice but to do a full repaint for the Text cells.
3083         pi.full_repaint = true;
3084
3085         resetPos(bv->cursor());
3086
3087         x += scx_;
3088         x += ADD_TO_TABULAR_WIDTH;
3089
3090         bool const original_drawing_state = pi.pain.isDrawingEnabled();
3091         bool const original_selection_state = pi.selected;
3092
3093         idx_type idx = 0;
3094         first_visible_cell = Tabular::npos;
3095         for (row_type i = 0; i < tabular.row_info.size(); ++i) {
3096                 int nx = x;
3097                 int const a = tabular.rowAscent(i);
3098                 int const d = tabular.rowDescent(i);
3099                 idx = tabular.cellIndex(i, 0);
3100                 for (col_type j = 0; j < tabular.column_info.size(); ++j) {
3101                         if (tabular.isPartOfMultiColumn(i, j))
3102                                 continue;
3103                         if (first_visible_cell == Tabular::npos)
3104                                 first_visible_cell = idx;
3105
3106                         pi.selected |= isCellSelected(cur, i, j);
3107                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
3108                         // Cache the Inset position.
3109                         bv->coordCache().insets().add(cell(idx).get(), cx, y);
3110                         if (nx + tabular.columnWidth(idx) < 0
3111                             || nx > bv->workWidth()
3112                             || y + d < 0
3113                             || y - a > bv->workHeight()) {
3114                                 pi.pain.setDrawingEnabled(false);
3115                                 cell(idx)->draw(pi, cx, y);
3116                                 drawCellLines(pi.pain, nx, y, i, idx, pi.change_);
3117                                 pi.pain.setDrawingEnabled(original_drawing_state);
3118                         } else {
3119                                 cell(idx)->draw(pi, cx, y);
3120                                 drawCellLines(pi.pain, nx, y, i, idx, pi.change_);
3121                         }
3122                         nx += tabular.columnWidth(idx);
3123                         ++idx;
3124                         pi.selected = original_selection_state;
3125                 }
3126
3127                 if (i + 1 < tabular.row_info.size())
3128                         y += d + tabular.rowAscent(i + 1) +
3129                                 tabular.getAdditionalHeight(i + 1);
3130         }
3131 }
3132
3133
3134 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
3135 {
3136         Cursor & cur = pi.base.bv->cursor();
3137         resetPos(cur);
3138
3139         x += scx_ + ADD_TO_TABULAR_WIDTH;
3140
3141         // FIXME: it is wrong to completely paint the background
3142         // if we want to do single row painting.
3143
3144         // Paint background of current tabular
3145         int const w = tabular.width();
3146         int const h = tabular.height();
3147         int yy = y - tabular.rowAscent(0);
3148         pi.pain.fillRectangle(x, yy, w, h, pi.backgroundColor(this));
3149
3150         if (!cur.selection())
3151                 return;
3152         if (&cur.inset() != this)
3153                 return;
3154
3155         //resetPos(cur);
3156
3157         bool const full_cell_selected = isCellSelected(cur,
3158                 tabular.cellRow(cur.idx()), tabular.cellColumn(cur.idx()));
3159
3160         if (cur.selIsMultiCell() || full_cell_selected) {
3161                 y -= tabular.rowAscent(0);
3162                 for (row_type j = 0; j < tabular.row_info.size(); ++j) {
3163                         int const a = tabular.rowAscent(j);
3164                         int const h = a + tabular.rowDescent(j);
3165                         int xx = x;
3166                         y += tabular.getAdditionalHeight(j);
3167                         for (col_type i = 0; i < tabular.column_info.size(); ++i) {
3168                                 if (tabular.isPartOfMultiColumn(j, i))
3169                                         continue;
3170                                 idx_type const cell =
3171                                         tabular.cellIndex(j, i);
3172                                 int const w = tabular.columnWidth(cell);
3173                                 if (isCellSelected(cur, j, i))
3174                                         pi.pain.fillRectangle(xx, y, w, h, Color_selection);
3175                                 xx += w;
3176                         }
3177                         y += h;
3178                 }
3179
3180         } else {
3181                 x += cellXPos(cur.idx());
3182                 x += tabular.getBeginningOfTextInCell(cur.idx());
3183                 cell(cur.idx())->drawSelection(pi, x, 0 /* ignored */);
3184         }
3185 }
3186
3187
3188 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
3189                                  row_type row, idx_type cell, Change const & change) const
3190 {
3191         int x2 = x + tabular.columnWidth(cell);
3192         bool on_off = false;
3193         Color col = Color_tabularline;
3194         Color onoffcol = Color_tabularonoffline;
3195
3196         if (change.changed()) {
3197                 col = change.color();
3198                 onoffcol = change.color();
3199         }
3200
3201         if (!tabular.topAlreadyDrawn(cell)) {
3202                 on_off = !tabular.topLine(cell);
3203                 pain.line(x, y - tabular.rowAscent(row),
3204                           x2, y -  tabular.rowAscent(row),
3205                           on_off ? onoffcol : col,
3206                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3207         }
3208         on_off = !tabular.bottomLine(cell);
3209         pain.line(x, y + tabular.rowDescent(row),
3210                   x2, y + tabular.rowDescent(row),
3211                   on_off ? onoffcol : col,
3212                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3213         if (!tabular.leftAlreadyDrawn(cell)) {
3214                 on_off = !tabular.leftLine(cell);
3215                 pain.line(x, y -  tabular.rowAscent(row),
3216                           x, y +  tabular.rowDescent(row),
3217                           on_off ? onoffcol : col,
3218                           on_off ? Painter::line_onoffdash : Painter::line_solid);
3219         }
3220         on_off = !tabular.rightLine(cell);
3221         pain.line(x2 - tabular.getAdditionalWidth(cell),
3222                   y -  tabular.rowAscent(row),
3223                   x2 - tabular.getAdditionalWidth(cell),
3224                   y +  tabular.rowDescent(row),
3225                   on_off ? onoffcol : col,
3226                   on_off ? Painter::line_onoffdash : Painter::line_solid);
3227 }
3228
3229
3230 docstring InsetTabular::editMessage() const
3231 {
3232         return _("Opened table");
3233 }
3234
3235
3236 void InsetTabular::edit(Cursor & cur, bool front, EntryDirection)
3237 {
3238         //lyxerr << "InsetTabular::edit: " << this << endl;
3239         cur.finishUndo();
3240         cur.setSelection(false);
3241         cur.push(*this);
3242         if (front) {
3243                 if (isRightToLeft(cur))
3244                         cur.idx() = tabular.getLastCellInRow(0);
3245                 else
3246                         cur.idx() = 0;
3247                 cur.pit() = 0;
3248                 cur.pos() = 0;
3249         } else {
3250                 if (isRightToLeft(cur))
3251                         cur.idx() = tabular.getFirstCellInRow(tabular.row_info.size() - 1);
3252                 else
3253                         cur.idx() = tabular.numberofcells - 1;
3254                 cur.pit() = 0;
3255                 cur.pos() = cur.lastpos(); // FIXME crude guess
3256         }
3257         // FIXME: this accesses the position cache before it is initialized
3258         //resetPos(cur);
3259         //cur.bv().fitCursor();
3260 }
3261
3262
3263 void InsetTabular::updateLabels(ParIterator const & it)
3264 {
3265         // In a longtable, tell captions what the current float is
3266         Counters & cnts = buffer().masterBuffer()->params().documentClass().counters();
3267         string const saveflt = cnts.current_float();
3268         if (tabular.is_long_tabular)
3269                 cnts.current_float("table");
3270
3271         ParIterator it2 = it;
3272         it2.forwardPos();
3273         size_t const end = it2.nargs();
3274         for ( ; it2.idx() < end; it2.top().forwardIdx())
3275                 buffer().updateLabels(it2);
3276
3277         //reset afterwards
3278         if (tabular.is_long_tabular)
3279                 cnts.current_float(saveflt);
3280 }
3281
3282
3283 void InsetTabular::doDispatch(Cursor & cur, FuncRequest & cmd)
3284 {
3285         LYXERR(Debug::DEBUG, "# InsetTabular::doDispatch: cmd: " << cmd
3286                              << "\n  cur:" << cur);
3287         CursorSlice sl = cur.top();
3288         Cursor & bvcur = cur.bv().cursor();
3289
3290         switch (cmd.action) {
3291
3292         case LFUN_MOUSE_PRESS: {
3293                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
3294                 // select row
3295                 if (cmd.x < xo(cur.bv()) + ADD_TO_TABULAR_WIDTH
3296                         || cmd.x > xo(cur.bv()) + tabular.width()) {
3297                         row_type r = rowFromY(cur, cmd.y);
3298                         cur.idx() = tabular.getFirstCellInRow(r);
3299                         cur.pos() = 0;
3300                         cur.resetAnchor();
3301                         cur.idx() = tabular.getLastCellInRow(r);
3302                         cur.pos() = cur.lastpos();
3303                         cur.setSelection(true);
3304                         bvcur = cur;
3305                         rowselect_ = true;
3306                         break;
3307                 }
3308                 // select column
3309                 int const y0 = yo(cur.bv()) - tabular.rowAscent(0);
3310                 if (cmd.y < y0 + ADD_TO_TABULAR_WIDTH
3311                         || cmd.y > y0 + tabular.height()) {
3312                         col_type c = columnFromX(cur, cmd.x);
3313                         cur.idx() = tabular.cellIndex(0, c);
3314                         cur.pos() = 0;
3315                         cur.resetAnchor();
3316                         cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3317                         cur.pos() = cur.lastpos();
3318                         cur.setSelection(true);
3319                         bvcur = cur;
3320                         colselect_ = true;
3321                         break;
3322                 }
3323                 // do not reset cursor/selection if we have selected
3324                 // some cells (bug 2715).
3325                 if (cmd.button() == mouse_button::button3
3326                     && &bvcur.selBegin().inset() == this
3327                     && bvcur.selIsMultiCell())
3328                         ;
3329                 else
3330                         // Let InsetTableCell do it
3331                         cell(cur.idx())->dispatch(cur, cmd);
3332                 break;
3333         }
3334         case LFUN_MOUSE_MOTION:
3335                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
3336                 if (cmd.button() == mouse_button::button1) {
3337                         // only accept motions to places not deeper nested than the real anchor
3338                         if (!bvcur.anchor_.hasPart(cur)) {
3339                                 cur.undispatched();
3340                                 break;
3341                         }
3342                         // select (additional) row
3343                         if (rowselect_) {
3344                                 row_type r = rowFromY(cur, cmd.y);
3345                                 cur.idx() = tabular.getLastCellInRow(r);
3346                                 // we need to reset the cursor's pit and pos now, as the old ones
3347                                 // may no longer be valid.
3348                                 cur.pit() = 0;
3349                                 cur.pos() = 0;
3350                                 bvcur.setCursor(cur);
3351                                 bvcur.setSelection(true);
3352                                 break;
3353                         }
3354                         // select (additional) column
3355                         if (colselect_) {
3356                                 col_type c = columnFromX(cur, cmd.x);
3357                                 cur.idx() = tabular.cellIndex(tabular.row_info.size() - 1, c);
3358                                 // we need to reset the cursor's pit and pos now, as the old ones
3359                                 // may no longer be valid.
3360                                 cur.pit() = 0;
3361                                 cur.pos() = 0;
3362                                 bvcur.setCursor(cur);
3363                                 bvcur.setSelection(true);
3364                                 break;
3365                         }
3366                         // only update if selection changes
3367                         if (bvcur.idx() == cur.idx() &&
3368                                 !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
3369                                 cur.noUpdate();
3370                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
3371                         bvcur.setCursor(cur);
3372                         bvcur.setSelection(true);
3373                         // if this is a multicell selection, we just set the cursor to
3374                         // the beginning of the cell's text.
3375                         if (bvcur.selIsMultiCell()) {
3376                                 bvcur.pit() = bvcur.lastpit();
3377                                 bvcur.pos() = bvcur.lastpos();
3378                         }
3379                 }
3380                 break;
3381
3382         case LFUN_MOUSE_RELEASE:
3383                 rowselect_ = false;
3384                 colselect_ = false;
3385                 break;
3386
3387         case LFUN_CELL_BACKWARD:
3388                 movePrevCell(cur);
3389                 cur.setSelection(false);
3390                 break;
3391
3392         case LFUN_CELL_FORWARD:
3393                 moveNextCell(cur);
3394                 cur.setSelection(false);
3395                 break;
3396
3397         case LFUN_CHAR_FORWARD_SELECT:
3398         case LFUN_CHAR_FORWARD:
3399         case LFUN_CHAR_BACKWARD_SELECT:
3400         case LFUN_CHAR_BACKWARD:
3401         case LFUN_CHAR_RIGHT_SELECT:
3402         case LFUN_CHAR_RIGHT:
3403         case LFUN_CHAR_LEFT_SELECT:
3404         case LFUN_CHAR_LEFT: {
3405                 // determine whether we move to next or previous cell, where to enter
3406                 // the new cell from, and which command to "finish" (i.e., exit the
3407                 // inset) with:
3408                 bool next_cell;
3409                 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE;
3410                 FuncCode finish_lfun;
3411
3412                 if (cmd.action == LFUN_CHAR_FORWARD
3413                                 || cmd.action == LFUN_CHAR_FORWARD_SELECT) {
3414                         next_cell = true;
3415                         finish_lfun = LFUN_FINISHED_FORWARD;
3416                 }
3417                 else if (cmd.action == LFUN_CHAR_BACKWARD
3418                                 || cmd.action == LFUN_CHAR_BACKWARD_SELECT) {
3419                         next_cell = false;
3420                         finish_lfun = LFUN_FINISHED_BACKWARD;
3421                 }
3422                 // LEFT or RIGHT commands --- the interpretation will depend on the
3423                 // table's direction.
3424                 else {
3425                         bool const right = cmd.action == LFUN_CHAR_RIGHT
3426                                 || cmd.action == LFUN_CHAR_RIGHT_SELECT;
3427                         next_cell = isRightToLeft(cur) != right;
3428
3429                         if (lyxrc.visual_cursor)
3430                                 entry_from = right ? ENTRY_DIRECTION_LEFT:ENTRY_DIRECTION_RIGHT;
3431
3432                         finish_lfun = right ? LFUN_FINISHED_RIGHT : LFUN_FINISHED_LEFT;
3433                 }
3434
3435                 bool const select = cmd.action == LFUN_CHAR_FORWARD_SELECT ||
3436                     cmd.action == LFUN_CHAR_BACKWARD_SELECT ||
3437                     cmd.action == LFUN_CHAR_RIGHT_SELECT ||
3438                     cmd.action == LFUN_CHAR_LEFT_SELECT;
3439
3440                 // If we have a multicell selection or we're
3441                 // not doing some LFUN_*_SELECT thing anyway...
3442                 if (!cur.selIsMultiCell() || !select) {
3443                         col_type const c = tabular.cellColumn(cur.idx());
3444                         row_type const r = tabular.cellRow(cur.idx());
3445                         // Are we trying to select the whole cell and is the whole cell
3446                         // not yet selected?
3447                         bool const select_whole = select && !isCellSelected(cur, r, c) &&
3448                                 ((next_cell && cur.pit() == cur.lastpit()
3449                                 && cur.pos() == cur.lastpos())
3450                                 || (!next_cell && cur.pit() == 0 && cur.pos() == 0));
3451
3452                         // ...try to dispatch to the cell's inset.
3453                         cell(cur.idx())->dispatch(cur, cmd);
3454
3455                         bool const empty_cell = cur.lastpos() == 0 && cur.lastpit() == 0;
3456
3457                         // When we already have a selection we want to select the whole cell
3458                         // before going to the next cell.
3459                         if (select_whole && !empty_cell){
3460                                 getText(cur.idx())->selectAll(cur);
3461                                 cur.dispatched();
3462                                 break;
3463                         }
3464
3465                         // FIXME: When we support the selection of an empty cell, remove
3466                         // the !empty_cell from this condition. For now we jump to the next
3467                         // cell if the current cell is empty.
3468                         if (cur.result().dispatched() && !empty_cell)
3469                                 break;
3470                 }
3471
3472                 // move to next/prev cell, as appropriate
3473                 // note that we will always do this if we're selecting and we have
3474                 // a multicell selection
3475                 LYXERR(Debug::RTL, "entering " << (next_cell ? "next" : "previous")
3476                         << " cell from: " << int(entry_from));
3477                 if (next_cell)
3478                         moveNextCell(cur, entry_from);
3479                 else
3480                         movePrevCell(cur, entry_from);
3481                 // if we're exiting the table, call the appropriate FINISHED lfun
3482                 if (sl == cur.top())
3483                         cmd = FuncRequest(finish_lfun);
3484                 else
3485                         cur.dispatched();
3486                 break;
3487
3488         }
3489
3490         case LFUN_DOWN_SELECT:
3491         case LFUN_DOWN:
3492                 if (!(cur.selection() && cur.selIsMultiCell()))
3493                         cell(cur.idx())->dispatch(cur, cmd);
3494
3495                 cur.dispatched(); // override the cell's decision
3496                 if (sl == cur.top()) {
3497                         // if our Text didn't do anything to the cursor
3498                         // then we try to put the cursor into the cell below
3499                         // setting also the right targetX.
3500                         cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
3501                         if (tabular.cellRow(cur.idx()) != tabular.row_info.size() - 1) {
3502                                 cur.idx() = tabular.cellBelow(cur.idx());
3503                                 cur.pit() = 0;
3504                                 TextMetrics const & tm =
3505                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
3506                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
3507                         }
3508                 }
3509                 if (sl == cur.top()) {
3510                         // we trick it to go to forward after leaving the
3511                         // tabular.
3512                         cmd = FuncRequest(LFUN_FINISHED_FORWARD);
3513                         cur.undispatched();
3514                 }
3515                 if (cur.selIsMultiCell()) {
3516                         cur.pit() = cur.lastpit();
3517                         cur.pos() = cur.lastpos();
3518                         return;
3519                 }
3520                 break;
3521
3522         case LFUN_UP_SELECT:
3523         case LFUN_UP:
3524                 if (!(cur.selection() && cur.selIsMultiCell()))
3525                         cell(cur.idx())->dispatch(cur, cmd);
3526                 cur.dispatched(); // override the cell's decision
3527                 if (sl == cur.top()) {
3528                         // if our Text didn't do anything to the cursor
3529                         // then we try to put the cursor into the cell above
3530                         // setting also the right targetX.
3531                         cur.selHandle(cmd.action == LFUN_UP_SELECT);
3532                         if (tabular.cellRow(cur.idx()) != 0) {
3533                                 cur.idx() = tabular.cellAbove(cur.idx());
3534                                 cur.pit() = cur.lastpit();
3535                                 Text const * text = cell(cur.idx())->getText(0);
3536                                 TextMetrics const & tm = cur.bv().textMetrics(text);
3537                                 ParagraphMetrics const & pm =
3538                                         tm.parMetrics(cur.lastpit());
3539                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
3540                         }
3541                 }
3542                 if (sl == cur.top()) {
3543                         cmd = FuncRequest(LFUN_UP);
3544                         cur.undispatched();
3545                 }
3546                 if (cur.selIsMultiCell()) {
3547                         cur.pit() = 0;
3548                         cur.pos() = cur.lastpos();
3549                         return;
3550                 }
3551                 break;
3552
3553 //      case LFUN_SCREEN_DOWN: {
3554 //              //if (hasSelection())
3555 //              //      cur.selection() = false;
3556 //              col_type const col = tabular.cellColumn(cur.idx());
3557 //              int const t =   cur.bv().top_y() + cur.bv().height();
3558 //              if (t < yo() + tabular.getHeightOfTabular()) {
3559 //                      cur.bv().scrollDocView(t);
3560 //                      cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3561 //              } else {
3562 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
3563 //              }
3564 //              cur.par() = 0;
3565 //              cur.pos() = 0;
3566 //              break;
3567 //      }
3568 //
3569 //      case LFUN_SCREEN_UP: {
3570 //              //if (hasSelection())
3571 //              //      cur.selection() = false;
3572 //              col_type const col = tabular.cellColumn(cur.idx());
3573 //              int const t =   cur.bv().top_y() + cur.bv().height();
3574 //              if (yo() < 0) {
3575 //                      cur.bv().scrollDocView(t);
3576 //                      if (yo() > 0)
3577 //                              cur.idx() = col;
3578 //                      else
3579 //                              cur.idx() = tabular.cellBelow(first_visible_cell) + col;
3580 //              } else {
3581 //                      cur.idx() = col;
3582 //              }
3583 //              cur.par() = cur.lastpar();
3584 //              cur.pos() = cur.lastpos();
3585 //              break;
3586 //      }
3587
3588         case LFUN_LAYOUT_TABULAR:
3589                 cur.bv().showDialog("tabular", params2string(*this), this);
3590                 break;
3591
3592         case LFUN_INSET_DIALOG_UPDATE:
3593                 cur.bv().updateDialog("tabular", params2string(*this));
3594                 break;
3595
3596         case LFUN_TABULAR_FEATURE:
3597                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
3598                         cur.undispatched();
3599                 break;
3600
3601         // insert file functions
3602         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
3603         case LFUN_FILE_INSERT_PLAINTEXT: {
3604                 // FIXME UNICODE
3605                 docstring const tmpstr = cur.bv().contentsOfPlaintextFile(
3606                         FileName(to_utf8(cmd.argument())));
3607                 if (tmpstr.empty())
3608                         break;
3609                 cur.recordUndoInset(INSERT_UNDO);
3610                 if (insertPlaintextString(cur.bv(), tmpstr, false)) {
3611                         // content has been replaced,
3612                         // so cursor might be invalid
3613                         cur.pos() = cur.lastpos();
3614                         cur.pit() = cur.lastpit();
3615                         bvcur.setCursor(cur);
3616                 } else
3617                         cur.undispatched();
3618                 break;
3619         }
3620
3621         case LFUN_CUT:
3622                 if (cur.selIsMultiCell()) {
3623                         if (copySelection(cur)) {
3624                                 cur.recordUndoInset(DELETE_UNDO);
3625                                 cutSelection(cur);
3626                         }
3627                 }
3628                 else
3629                         cell(cur.idx())->dispatch(cur, cmd);
3630                 break;
3631
3632         case LFUN_SELF_INSERT:
3633                 if (cur.selIsMultiCell()) {
3634                         cur.recordUndoInset(DELETE_UNDO);
3635                         cutSelection(cur);
3636                 }
3637                 cell(cur.idx())->dispatch(cur, cmd);
3638                 break;
3639
3640         case LFUN_CHAR_DELETE_BACKWARD:
3641         case LFUN_CHAR_DELETE_FORWARD:
3642                 if (cur.selIsMultiCell()) {
3643                         cur.recordUndoInset(DELETE_UNDO);
3644                         cutSelection(cur);
3645                 }
3646                 else
3647                         cell(cur.idx())->dispatch(cur, cmd);
3648                 break;
3649
3650         case LFUN_COPY:
3651                 if (!cur.selection())
3652                         break;
3653                 if (cur.selIsMultiCell()) {
3654                         cur.finishUndo();
3655                         copySelection(cur);
3656                 } else
3657                         cell(cur.idx())->dispatch(cur, cmd);
3658                 break;
3659
3660         case LFUN_CLIPBOARD_PASTE:
3661         case LFUN_PRIMARY_SELECTION_PASTE: {
3662                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
3663                         theClipboard().getAsText() :
3664                         theSelection().get();
3665                 if (clip.empty())
3666                         break;
3667                 // pass to InsertPlaintextString, but
3668                 // only if we have multi-cell content
3669                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
3670                         cur.recordUndoInset(INSERT_UNDO);
3671                         if (insertPlaintextString(cur.bv(), clip, false)) {
3672                                 // content has been replaced,
3673                                 // so cursor might be invalid
3674                                 cur.pos() = cur.lastpos();
3675                                 cur.pit() = cur.lastpit();
3676                                 bvcur.setCursor(cur);
3677                                 break;
3678                         }
3679                 }
3680                 // Let the cell handle normal text
3681                 cell(cur.idx())->dispatch(cur, cmd);
3682                 break;
3683         }
3684
3685         case LFUN_PASTE:
3686                 if (!tabularStackDirty()) {
3687                         cell(cur.idx())->dispatch(cur, cmd);
3688                         break;
3689                 }
3690                 if (theClipboard().isInternal() ||
3691                     (!theClipboard().hasInternal() && theClipboard().hasLyXContents())) {
3692                         cur.recordUndoInset(INSERT_UNDO);
3693                         pasteClipboard(cur);
3694                 }
3695                 break;
3696
3697         case LFUN_FONT_EMPH:
3698         case LFUN_FONT_BOLD:
3699         case LFUN_FONT_BOLDSYMBOL:
3700         case LFUN_FONT_ROMAN:
3701         case LFUN_FONT_NOUN:
3702         case LFUN_FONT_ITAL:
3703         case LFUN_FONT_FRAK:
3704         case LFUN_FONT_TYPEWRITER:
3705         case LFUN_FONT_SANS:
3706         case LFUN_TEXTSTYLE_APPLY:
3707         case LFUN_TEXTSTYLE_UPDATE:
3708         case LFUN_FONT_SIZE:
3709         case LFUN_FONT_UNDERLINE:
3710         case LFUN_LANGUAGE:
3711         case LFUN_WORD_CAPITALIZE:
3712         case LFUN_WORD_UPCASE:
3713         case LFUN_WORD_LOWCASE:
3714         case LFUN_CHARS_TRANSPOSE:
3715                 if (cur.selIsMultiCell()) {
3716                         row_type rs, re;
3717                         col_type cs, ce;
3718                         getSelection(cur, rs, re, cs, ce);
3719                         Cursor tmpcur = cur;
3720                         for (row_type i = rs; i <= re; ++i) {
3721                                 for (col_type j = cs; j <= ce; ++j) {
3722                                         // cursor follows cell:
3723                                         tmpcur.idx() = tabular.cellIndex(i, j);
3724                                         // select this cell only:
3725                                         tmpcur.pit() = 0;
3726                                         tmpcur.pos() = 0;
3727                                         tmpcur.resetAnchor();
3728                                         tmpcur.pit() = tmpcur.lastpit();
3729                                         tmpcur.pos() = tmpcur.top().lastpos();
3730                                         tmpcur.setCursor(tmpcur);
3731                                         tmpcur.setSelection();
3732                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
3733                                 }
3734                         }
3735                         break;
3736                 } else {
3737                         cell(cur.idx())->dispatch(cur, cmd);
3738                         break;
3739                 }
3740         default:
3741                 // we try to handle this event in the insets dispatch function.
3742                 cell(cur.idx())->dispatch(cur, cmd);
3743                 break;
3744         }
3745 }
3746
3747
3748 // function sets an object as defined in func_status.h:
3749 // states OK, Unknown, Disabled, On, Off.
3750 bool InsetTabular::getStatus(Cursor & cur, FuncRequest const & cmd,
3751         FuncStatus & status) const
3752 {
3753         switch (cmd.action) {
3754         case LFUN_TABULAR_FEATURE: {
3755                 int action = Tabular::LAST_ACTION;
3756                 int i = 0;
3757                 for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
3758                         string const tmp = tabularFeature[i].feature;
3759                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
3760                                 action = tabularFeature[i].action;
3761                                 break;
3762                         }
3763                 }
3764                 if (action == Tabular::LAST_ACTION) {
3765                         status.clear();
3766                         status.unknown(true);
3767                         return true;
3768                 }
3769
3770                 string const argument
3771                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
3772
3773                 row_type sel_row_start = 0;
3774                 row_type sel_row_end = 0;
3775                 col_type sel_col_start = 0;
3776                 col_type sel_col_end = 0;
3777                 Tabular::ltType dummyltt;
3778                 bool flag = true;
3779
3780                 getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
3781
3782                 switch (action) {
3783                 case Tabular::SET_PWIDTH:
3784                 case Tabular::SET_MPWIDTH:
3785                 case Tabular::SET_SPECIAL_COLUMN:
3786                 case Tabular::SET_SPECIAL_MULTI:
3787                 case Tabular::APPEND_ROW:
3788                 case Tabular::APPEND_COLUMN:
3789                 case Tabular::DELETE_ROW:
3790                 case Tabular::DELETE_COLUMN:
3791                 case Tabular::COPY_ROW:
3792                 case Tabular::COPY_COLUMN:
3793                 case Tabular::SET_TOP_SPACE:
3794                 case Tabular::SET_BOTTOM_SPACE:
3795                 case Tabular::SET_INTERLINE_SPACE:
3796                         status.clear();
3797                         return true;
3798
3799                 case Tabular::MULTICOLUMN:
3800                         // When a row is set as longtable caption, it must not be allowed
3801                         // to unset that this row is a multicolumn.
3802                         status.setEnabled(sel_row_start == sel_row_end
3803                                 && !tabular.ltCaption(tabular.cellRow(cur.idx())));
3804                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
3805                         break;
3806
3807                 case Tabular::SET_ALL_LINES:
3808                 case Tabular::UNSET_ALL_LINES:
3809                 case Tabular::SET_BORDER_LINES:
3810                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3811                         break;
3812
3813                 case Tabular::TOGGLE_LINE_TOP:
3814                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3815                         status.setOnOff(tabular.topLine(cur.idx()));
3816                         break;
3817
3818                 case Tabular::TOGGLE_LINE_BOTTOM:
3819                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3820                         status.setOnOff(tabular.bottomLine(cur.idx()));
3821                         break;
3822
3823                 case Tabular::TOGGLE_LINE_LEFT:
3824                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3825                         status.setOnOff(tabular.leftLine(cur.idx()));
3826                         break;
3827
3828                 case Tabular::TOGGLE_LINE_RIGHT:
3829                         status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
3830                         status.setOnOff(tabular.rightLine(cur.idx()));
3831                         break;
3832
3833                 case Tabular::M_ALIGN_LEFT:
3834                         flag = false;
3835                 case Tabular::ALIGN_LEFT:
3836                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
3837                         break;
3838
3839                 case Tabular::M_ALIGN_RIGHT:
3840                         flag = false;
3841                 case Tabular::ALIGN_RIGHT:
3842                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
3843                         break;
3844
3845                 case Tabular::M_ALIGN_CENTER:
3846                         flag = false;
3847                 case Tabular::ALIGN_CENTER:
3848                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
3849                         break;
3850
3851                 case Tabular::ALIGN_BLOCK:
3852                         status.setEnabled(!tabular.getPWidth(cur.idx()).zero());
3853                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
3854                         break;
3855
3856                 case Tabular::M_VALIGN_TOP:
3857                         flag = false;
3858                 case Tabular::VALIGN_TOP:
3859                         status.setOnOff(
3860                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_TOP);
3861                         break;
3862
3863                 case Tabular::M_VALIGN_BOTTOM:
3864                         flag = false;
3865                 case Tabular::VALIGN_BOTTOM:
3866                         status.setOnOff(
3867                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_BOTTOM);
3868                         break;
3869
3870                 case Tabular::M_VALIGN_MIDDLE:
3871                         flag = false;
3872                 case Tabular::VALIGN_MIDDLE:
3873                         status.setOnOff(
3874                                 tabular.getVAlignment(cur.idx(), flag) == Tabular::LYX_VALIGN_MIDDLE);
3875                         break;
3876
3877                 case Tabular::SET_LONGTABULAR:
3878                         status.setOnOff(tabular.is_long_tabular);
3879                         break;
3880
3881                 case Tabular::UNSET_LONGTABULAR:
3882                         status.setOnOff(!tabular.is_long_tabular);
3883                         break;
3884
3885                 case Tabular::TOGGLE_ROTATE_TABULAR:
3886                 case Tabular::SET_ROTATE_TABULAR:
3887                         status.setOnOff(tabular.rotate);
3888                         break;
3889
3890                 case Tabular::TABULAR_VALIGN_TOP:
3891                         status.setOnOff(tabular.tabular_valignment
3892                                 == Tabular::LYX_VALIGN_TOP);
3893                         break;
3894                 case Tabular::TABULAR_VALIGN_MIDDLE:
3895                         status.setOnOff(tabular.tabular_valignment
3896                                 == Tabular::LYX_VALIGN_MIDDLE);
3897                         break;
3898                 case Tabular::TABULAR_VALIGN_BOTTOM:
3899                         status.setOnOff(tabular.tabular_valignment
3900                                 == Tabular::LYX_VALIGN_BOTTOM);
3901                         break;
3902
3903                 case Tabular::UNSET_ROTATE_TABULAR:
3904                         status.setOnOff(!tabular.rotate);
3905                         break;
3906
3907                 case Tabular::TOGGLE_ROTATE_CELL:
3908                 case Tabular::SET_ROTATE_CELL:
3909                         status.setOnOff(!oneCellHasRotationState(false,
3910                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3911                         break;
3912
3913                 case Tabular::UNSET_ROTATE_CELL:
3914                         status.setOnOff(!oneCellHasRotationState(true,
3915                                 sel_row_start, sel_row_end, sel_col_start, sel_col_end));
3916                         break;
3917
3918                 case Tabular::SET_USEBOX:
3919                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
3920                         break;
3921
3922                 // every row can only be one thing:
3923                 // either a footer or header or caption
3924                 case Tabular::SET_LTFIRSTHEAD:
3925                         status.setEnabled(sel_row_start == sel_row_end
3926                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
3927                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
3928                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
3929                                 && !tabular.ltCaption(sel_row_start));
3930                         status.setOnOff(tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
3931                         break;
3932
3933                 case Tabular::UNSET_LTFIRSTHEAD:
3934                         status.setOnOff(!tabular.getRowOfLTFirstHead(sel_row_start, dummyltt));
3935                         break;
3936
3937                 case Tabular::SET_LTHEAD:
3938                         status.setEnabled(sel_row_start == sel_row_end
3939                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
3940                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
3941                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
3942                                 && !tabular.ltCaption(sel_row_start));
3943                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
3944                         break;
3945
3946                 case Tabular::UNSET_LTHEAD:
3947                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
3948                         break;
3949
3950                 case Tabular::SET_LTFOOT:
3951                         status.setEnabled(sel_row_start == sel_row_end
3952                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
3953                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
3954                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt)
3955                                 && !tabular.ltCaption(sel_row_start));
3956                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3957                         break;
3958
3959                 case Tabular::UNSET_LTFOOT:
3960                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
3961                         break;
3962
3963                 case Tabular::SET_LTLASTFOOT:
3964                         status.setEnabled(sel_row_start == sel_row_end
3965                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
3966                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
3967                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
3968                                 && !tabular.ltCaption(sel_row_start));
3969                         status.setOnOff(tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
3970                         break;
3971
3972                 case Tabular::UNSET_LTLASTFOOT:
3973                         status.setOnOff(!tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
3974                         break;
3975
3976                 case Tabular::SET_LTNEWPAGE:
3977                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
3978                         break;
3979
3980                 case Tabular::TOGGLE_LTCAPTION:
3981                         status.setEnabled(sel_row_start == sel_row_end
3982                                 && !tabular.getRowOfLTFirstHead(sel_row_start, dummyltt)
3983                                 && !tabular.getRowOfLTHead(sel_row_start, dummyltt)
3984                                 && !tabular.getRowOfLTFoot(sel_row_start, dummyltt)
3985                                 && !tabular.getRowOfLTLastFoot(sel_row_start, dummyltt));
3986                         status.setOnOff(tabular.ltCaption(sel_row_start));
3987                         break;
3988
3989                 case Tabular::SET_BOOKTABS:
3990                         status.setOnOff(tabular.use_booktabs);
3991                         break;
3992
3993                 case Tabular::UNSET_BOOKTABS:
3994                         status.setOnOff(!tabular.use_booktabs);
3995                         break;
3996
3997                 default:
3998                         status.clear();
3999                         status.setEnabled(false);
4000                         break;
4001                 }
4002                 return true;
4003         }
4004
4005         // These are only enabled inside tabular
4006         case LFUN_CELL_BACKWARD:
4007         case LFUN_CELL_FORWARD:
4008                 status.setEnabled(true);
4009                 return true;
4010
4011         // disable these with multiple cells selected
4012         case LFUN_INSET_INSERT:
4013         case LFUN_TABULAR_INSERT:
4014         case LFUN_FLEX_INSERT:
4015         case LFUN_FLOAT_INSERT:
4016         case LFUN_FLOAT_WIDE_INSERT:
4017         case LFUN_FOOTNOTE_INSERT:
4018         case LFUN_MARGINALNOTE_INSERT:
4019         case LFUN_MATH_INSERT:
4020         case LFUN_MATH_MODE:
4021         case LFUN_MATH_MUTATE:
4022         case LFUN_MATH_DISPLAY:
4023         case LFUN_NOTE_INSERT:
4024         case LFUN_OPTIONAL_INSERT:
4025         case LFUN_BOX_INSERT:
4026         case LFUN_BRANCH_INSERT:
4027         case LFUN_PHANTOM_INSERT:
4028         case LFUN_WRAP_INSERT:
4029         case LFUN_ERT_INSERT: {
4030                 if (cur.selIsMultiCell()) {
4031                         status.setEnabled(false);
4032                         return true;
4033                 } else
4034                         return cell(cur.idx())->getStatus(cur, cmd, status);
4035         }
4036
4037         // disable in non-fixed-width cells
4038         case LFUN_NEWLINE_INSERT:
4039         case LFUN_BREAK_PARAGRAPH: {
4040                 if (tabular.getPWidth(cur.idx()).zero()) {
4041                         status.setEnabled(false);
4042                         return true;
4043                 } else
4044                         return cell(cur.idx())->getStatus(cur, cmd, status);
4045         }
4046
4047         case LFUN_NEWPAGE_INSERT:
4048                 status.setEnabled(false);
4049                 return true;
4050
4051         case LFUN_PASTE:
4052                 if (cur.selIsMultiCell()) {
4053                         status.setEnabled(false);
4054                         status.message(_("You cannot paste into a multicell selection."));
4055                         return true;
4056                 }
4057                 if (tabularStackDirty() && theClipboard().isInternal()) {
4058                         status.setEnabled(true);
4059                         return true;
4060                 }
4061                 return cell(cur.idx())->getStatus(cur, cmd, status);
4062
4063         case LFUN_INSET_MODIFY:
4064                 if (insetCode(cmd.getArg(0)) == TABULAR_CODE) {
4065                         status.setEnabled(true);
4066                         return true;
4067                 }
4068                 // Fall through
4069
4070         default:
4071                 // we try to handle this event in the insets dispatch function.
4072                 return cell(cur.idx())->getStatus(cur, cmd, status);
4073         }
4074 }
4075
4076
4077 int InsetTabular::latex(odocstream & os, OutputParams const & runparams) const
4078 {
4079         return tabular.latex(os, runparams);
4080 }
4081
4082
4083 int InsetTabular::plaintext(odocstream & os, OutputParams const & runparams) const
4084 {
4085         os << '\n'; // output table on a new line
4086         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
4087         tabular.plaintext(os, runparams, dp, false, 0);
4088         return PLAINTEXT_NEWLINE;
4089 }
4090
4091
4092 int InsetTabular::docbook(odocstream & os, OutputParams const & runparams) const
4093 {
4094         int ret = 0;
4095         Inset * master = 0;
4096
4097         // FIXME: Why not pass a proper DocIterator here?
4098 #if 0
4099         // if the table is inside a float it doesn't need the informaltable
4100         // wrapper. Search for it.
4101         for (master = owner(); master; master = master->owner())
4102                 if (master->lyxCode() == FLOAT_CODE)
4103                         break;
4104 #endif
4105
4106         if (!master) {
4107                 os << "<informaltable>";
4108                 ++ret;
4109         }
4110         ret += tabular.docbook(os, runparams);
4111         if (!master) {
4112                 os << "</informaltable>";
4113                 ++ret;
4114         }
4115         return ret;
4116 }
4117
4118
4119 void InsetTabular::validate(LaTeXFeatures & features) const
4120 {
4121         tabular.validate(features);
4122 }
4123
4124
4125 shared_ptr<InsetTableCell const> InsetTabular::cell(idx_type idx) const
4126 {
4127         return tabular.cellInset(idx);
4128 }
4129
4130
4131 shared_ptr<InsetTableCell> InsetTabular::cell(idx_type idx)
4132 {
4133         return tabular.cellInset(idx);
4134 }
4135
4136
4137 void InsetTabular::cursorPos(BufferView const & bv,
4138                 CursorSlice const & sl, bool boundary, int & x, int & y) const
4139 {
4140         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
4141
4142         // y offset     correction
4143         int const row = tabular.cellRow(sl.idx());
4144         for (int i = 0; i <= row; ++i) {
4145                 if (i != 0) {
4146                         y += tabular.rowAscent(i);
4147                         y += tabular.getAdditionalHeight(i);
4148                 }
4149                 if (i != row)
4150                         y += tabular.rowDescent(i);
4151         }
4152
4153         // x offset correction
4154         int const col = tabular.cellColumn(sl.idx());
4155         int idx = tabular.cellIndex(row, 0);
4156         for (int j = 0; j < col; ++j) {
4157                 if (tabular.isPartOfMultiColumn(row, j))
4158                         continue;
4159                 x += tabular.columnWidth(idx);
4160                 ++idx;
4161         }
4162         x += tabular.getBeginningOfTextInCell(idx);
4163         x += ADD_TO_TABULAR_WIDTH;
4164         x += scx_;
4165 }
4166
4167
4168 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
4169 {
4170         int xx = 0;
4171         int yy = 0;
4172         Inset const & inset = *tabular.cellInset(cell);
4173         Point o = bv.coordCache().getInsets().xy(&inset);
4174         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
4175         int const xend = xbeg + tabular.columnWidth(cell);
4176         row_type const row = tabular.cellRow(cell);
4177         int const ybeg = o.y_ - tabular.rowAscent(row) -
4178                          tabular.getAdditionalHeight(row);
4179         int const yend = o.y_ + tabular.rowDescent(row);
4180
4181         if (x < xbeg)
4182                 xx = xbeg - x;
4183         else if (x > xend)
4184                 xx = x - xend;
4185
4186         if (y < ybeg)
4187                 yy = ybeg - y;
4188         else if (y > yend)
4189                 yy = y - yend;
4190
4191         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
4192         //       << " ybeg=" << ybeg << " yend=" << yend
4193         //       << " xx=" << xx << " yy=" << yy
4194         //       << " dist=" << xx + yy << endl;
4195         return xx + yy;
4196 }
4197
4198
4199 Inset * InsetTabular::editXY(Cursor & cur, int x, int y)
4200 {
4201         //lyxerr << "InsetTabular::editXY: " << this << endl;
4202         cur.setSelection(false);
4203         cur.push(*this);
4204         cur.idx() = getNearestCell(cur.bv(), x, y);
4205         resetPos(cur);
4206         return cur.bv().textMetrics(&cell(cur.idx())->text()).editXY(cur, x, y);
4207 }
4208
4209
4210 void InsetTabular::setCursorFromCoordinates(Cursor & cur, int x, int y) const
4211 {
4212         cur.idx() = getNearestCell(cur.bv(), x, y);
4213         cur.bv().textMetrics(&cell(cur.idx())->text()).setCursorFromCoordinates(cur, x, y);
4214 }
4215
4216
4217 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
4218 {
4219         idx_type idx_min = 0;
4220         int dist_min = numeric_limits<int>::max();
4221         for (idx_type i = 0, n = nargs(); i != n; ++i) {
4222                 if (bv.coordCache().getInsets().has(tabular.cellInset(i).get())) {
4223                         int const d = dist(bv, i, x, y);
4224                         if (d < dist_min) {
4225                                 dist_min = d;
4226                                 idx_min = i;
4227                         }
4228                 }
4229         }
4230         return idx_min;
4231 }
4232
4233
4234 int InsetTabular::cellXPos(idx_type const cell) const
4235 {
4236         idx_type c = cell;
4237
4238         for (; !tabular.isFirstCellInRow(c); --c)
4239                 ;
4240         int lx = 0;
4241         for (; c < cell; ++c)
4242                 lx += tabular.columnWidth(c);
4243
4244         return lx;
4245 }
4246
4247
4248 void InsetTabular::resetPos(Cursor & cur) const
4249 {
4250         BufferView & bv = cur.bv();
4251         int const maxwidth = bv.workWidth();
4252
4253         int const scx_old = scx_;
4254         int const i = cur.find(this);
4255         if (i == -1) {
4256                 scx_ = 0;
4257         } else {
4258                 int const X1 = 0;
4259                 int const X2 = maxwidth;
4260                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
4261                 int const x1 = xo(cur.bv()) + cellXPos(cur[i].idx()) + offset;
4262                 int const x2 = x1 + tabular.columnWidth(cur[i].idx());
4263
4264                 if (x1 < X1)
4265                         scx_ = X1 + 20 - x1;
4266                 else if (x2 > X2)
4267                         scx_ = X2 - 20 - x2;
4268                 else
4269                         scx_ = 0;
4270         }
4271
4272         // only update if offset changed
4273         if (scx_ != scx_old)
4274                 cur.updateFlags(Update::Force | Update::FitCursor);
4275 }
4276
4277
4278 void InsetTabular::moveNextCell(Cursor & cur, EntryDirection entry_from)
4279 {
4280         if (isRightToLeft(cur)) {
4281                 if (tabular.isFirstCellInRow(cur.idx())) {
4282                         row_type const row = tabular.cellRow(cur.idx());
4283                         if (row == tabular.row_info.size() - 1)
4284                                 return;
4285                         cur.idx() = tabular.cellBelow(tabular.getLastCellInRow(row));
4286                 } else {
4287                         if (cur.idx() == 0)
4288                                 return;
4289                         --cur.idx();
4290                 }
4291         } else {
4292                 if (tabular.isLastCell(cur.idx()))
4293                         return;
4294                 ++cur.idx();
4295         }
4296
4297         cur.boundary(false);
4298
4299         if (cur.selIsMultiCell()) {
4300                 cur.pit() = cur.lastpit();
4301                 cur.pos() = cur.lastpos();
4302                 resetPos(cur);
4303                 return;
4304         }
4305
4306         cur.pit() = 0;
4307         cur.pos() = 0;
4308
4309         // in visual mode, place cursor at extreme left or right
4310
4311         switch(entry_from) {
4312
4313         case ENTRY_DIRECTION_RIGHT:
4314                 cur.posVisToRowExtremity(false /* !left */);
4315                 break;
4316         case ENTRY_DIRECTION_LEFT:
4317                 cur.posVisToRowExtremity(true /* left */);
4318                 break;
4319         case ENTRY_DIRECTION_IGNORE:
4320                 // nothing to do in this case
4321                 break;
4322
4323         }
4324
4325         resetPos(cur);
4326 }
4327
4328
4329 void InsetTabular::movePrevCell(Cursor & cur, EntryDirection entry_from)
4330 {
4331         if (isRightToLeft(cur)) {
4332                 if (tabular.isLastCellInRow(cur.idx())) {
4333                         row_type const row = tabular.cellRow(cur.idx());
4334                         if (row == 0)
4335                                 return;
4336                         cur.idx() = tabular.getFirstCellInRow(row);
4337                         cur.idx() = tabular.cellAbove(cur.idx());
4338                 } else {
4339                         if (tabular.isLastCell(cur.idx()))
4340                                 return;
4341                         ++cur.idx();
4342                 }
4343         } else {
4344                 if (cur.idx() == 0) // first cell
4345                         return;
4346                 --cur.idx();
4347         }
4348
4349         if (cur.selIsMultiCell()) {
4350                 cur.pit() = cur.lastpit();
4351                 cur.pos() = cur.lastpos();
4352                 resetPos(cur);
4353                 return;
4354         }
4355
4356         cur.pit() = cur.lastpit();
4357         cur.pos() = cur.lastpos();
4358
4359         // in visual mode, place cursor at extreme left or right
4360
4361         switch(entry_from) {
4362
4363         case ENTRY_DIRECTION_RIGHT:
4364                 cur.posVisToRowExtremity(false /* !left */);
4365                 break;
4366         case ENTRY_DIRECTION_LEFT:
4367                 cur.posVisToRowExtremity(true /* left */);
4368                 break;
4369         case ENTRY_DIRECTION_IGNORE:
4370                 // nothing to do in this case
4371                 break;
4372
4373         }
4374
4375         resetPos(cur);
4376 }
4377
4378
4379 bool InsetTabular::tabularFeatures(Cursor & cur, string const & what)
4380 {
4381         Tabular::Feature action = Tabular::LAST_ACTION;
4382
4383         int i = 0;
4384         for (; tabularFeature[i].action != Tabular::LAST_ACTION; ++i) {
4385                 string const tmp = tabularFeature[i].feature;
4386
4387                 if (tmp == what.substr(0, tmp.length())) {
4388                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
4389                         //tabularFeatures[i].feature.length()))
4390                         action = tabularFeature[i].action;
4391                         break;
4392                 }
4393         }
4394         if (action == Tabular::LAST_ACTION)
4395                 return false;
4396
4397         string const val =
4398                 ltrim(what.substr(tabularFeature[i].feature.length()));
4399         tabularFeatures(cur, action, val);
4400         return true;
4401 }
4402
4403
4404 static void checkLongtableSpecial(Tabular::ltType & ltt,
4405                           string const & special, bool & flag)
4406 {
4407         if (special == "dl_above") {
4408                 ltt.topDL = flag;
4409                 ltt.set = false;
4410         } else if (special == "dl_below") {
4411                 ltt.bottomDL = flag;
4412                 ltt.set = false;
4413         } else if (special == "empty") {
4414                 ltt.empty = flag;
4415                 ltt.set = false;
4416         } else if (flag) {
4417                 ltt.empty = false;
4418                 ltt.set = true;
4419         }
4420 }
4421
4422 bool InsetTabular::oneCellHasRotationState(bool rotated,
4423                 row_type row_start, row_type row_end,
4424                 col_type col_start, col_type col_end) const {
4425
4426         for (row_type i = row_start; i <= row_end; ++i) {
4427                 for (col_type j = col_start; j <= col_end; ++j) {
4428                         if (tabular.getRotateCell(tabular.cellIndex(i, j))
4429                                 == rotated) {
4430                                 return true;
4431                         }
4432                 }
4433         }
4434         return false;
4435 }
4436
4437 void InsetTabular::tabularFeatures(Cursor & cur,
4438         Tabular::Feature feature, string const & value)
4439 {
4440         col_type sel_col_start;
4441         col_type sel_col_end;
4442         row_type sel_row_start;
4443         row_type sel_row_end;
4444         bool setLines = false;
4445         LyXAlignment setAlign = LYX_ALIGN_LEFT;
4446         Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
4447
4448         switch (feature) {
4449
4450         case Tabular::M_ALIGN_LEFT:
4451         case Tabular::ALIGN_LEFT:
4452                 setAlign = LYX_ALIGN_LEFT;
4453                 break;
4454
4455         case Tabular::M_ALIGN_RIGHT:
4456         case Tabular::ALIGN_RIGHT:
4457                 setAlign = LYX_ALIGN_RIGHT;
4458                 break;
4459
4460         case Tabular::M_ALIGN_CENTER:
4461         case Tabular::ALIGN_CENTER:
4462                 setAlign = LYX_ALIGN_CENTER;
4463                 break;
4464
4465         case Tabular::ALIGN_BLOCK:
4466                 setAlign = LYX_ALIGN_BLOCK;
4467                 break;
4468
4469         case Tabular::M_VALIGN_TOP:
4470         case Tabular::VALIGN_TOP:
4471                 setVAlign = Tabular::LYX_VALIGN_TOP;
4472                 break;
4473
4474         case Tabular::M_VALIGN_BOTTOM:
4475         case Tabular::VALIGN_BOTTOM:
4476                 setVAlign = Tabular::LYX_VALIGN_BOTTOM;
4477                 break;
4478
4479         case Tabular::M_VALIGN_MIDDLE:
4480         case Tabular::VALIGN_MIDDLE:
4481                 setVAlign = Tabular::LYX_VALIGN_MIDDLE;
4482                 break;
4483
4484         default:
4485                 break;
4486         }
4487
4488         cur.recordUndoInset(ATOMIC_UNDO);
4489
4490         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4491         row_type const row = tabular.cellRow(cur.idx());
4492         col_type const column = tabular.cellColumn(cur.idx());
4493         bool flag = true;
4494         Tabular::ltType ltt;
4495
4496         switch (feature) {
4497
4498         case Tabular::SET_PWIDTH: {
4499                 Length const len(value);
4500                 tabular.setColumnPWidth(cur, cur.idx(), len);
4501                 if (len.zero()
4502                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
4503                         tabularFeatures(cur, Tabular::ALIGN_CENTER, string());
4504                 break;
4505         }
4506
4507         case Tabular::SET_MPWIDTH:
4508                 tabular.setMColumnPWidth(cur, cur.idx(), Length(value));
4509                 break;
4510
4511         case Tabular::SET_SPECIAL_COLUMN:
4512         case Tabular::SET_SPECIAL_MULTI:
4513                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
4514                 break;
4515
4516         case Tabular::APPEND_ROW:
4517                 // append the row into the tabular
4518                 tabular.appendRow(cur.idx());
4519                 break;
4520
4521         case Tabular::APPEND_COLUMN:
4522                 // append the column into the tabular
4523                 tabular.appendColumn(cur.idx());
4524                 cur.idx() = tabular.cellIndex(row, column);
4525                 break;
4526
4527         case Tabular::DELETE_ROW:
4528                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4529                         tabular.deleteRow(sel_row_start);
4530                 if (sel_row_start >= tabular.row_info.size())
4531                         --sel_row_start;
4532                 cur.idx() = tabular.cellIndex(sel_row_start, column);
4533                 cur.pit() = 0;
4534                 cur.pos() = 0;
4535                 cur.setSelection(false);
4536                 break;
4537
4538         case Tabular::DELETE_COLUMN:
4539                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
4540                         tabular.deleteColumn(sel_col_start);
4541                 if (sel_col_start >= tabular.column_info.size())
4542                         --sel_col_start;
4543                 cur.idx() = tabular.cellIndex(row, sel_col_start);
4544                 cur.pit() = 0;
4545                 cur.pos() = 0;
4546                 cur.setSelection(false);
4547                 break;
4548
4549         case Tabular::COPY_ROW:
4550                 tabular.copyRow(row);
4551                 break;
4552
4553         case Tabular::COPY_COLUMN:
4554                 tabular.copyColumn(column);
4555                 cur.idx() = tabular.cellIndex(row, column);
4556                 break;
4557
4558         case Tabular::TOGGLE_LINE_TOP: {
4559                 bool lineSet = !tabular.topLine(cur.idx());
4560                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4561                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4562                                 tabular.setTopLine(tabular.cellIndex(i, j), lineSet);
4563                 break;
4564         }
4565
4566         case Tabular::TOGGLE_LINE_BOTTOM: {
4567                 bool lineSet = !tabular.bottomLine(cur.idx());
4568                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4569                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4570                                 tabular.setBottomLine(tabular.cellIndex(i, j), lineSet);
4571                 break;
4572         }
4573
4574         case Tabular::TOGGLE_LINE_LEFT: {
4575                 bool lineSet = !tabular.leftLine(cur.idx());
4576                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4577                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4578                                 tabular.setLeftLine(tabular.cellIndex(i, j), lineSet);
4579                 break;
4580         }
4581
4582         case Tabular::TOGGLE_LINE_RIGHT: {
4583                 bool lineSet = !tabular.rightLine(cur.idx());
4584                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4585                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4586                                 tabular.setRightLine(tabular.cellIndex(i, j), lineSet);
4587                 break;
4588         }
4589
4590         case Tabular::M_ALIGN_LEFT:
4591         case Tabular::M_ALIGN_RIGHT:
4592         case Tabular::M_ALIGN_CENTER:
4593                 flag = false;
4594         case Tabular::ALIGN_LEFT:
4595         case Tabular::ALIGN_RIGHT:
4596         case Tabular::ALIGN_CENTER:
4597         case Tabular::ALIGN_BLOCK:
4598                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4599                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4600                                 tabular.setAlignment(tabular.cellIndex(i, j), setAlign, flag);
4601                 break;
4602
4603         case Tabular::M_VALIGN_TOP:
4604         case Tabular::M_VALIGN_BOTTOM:
4605         case Tabular::M_VALIGN_MIDDLE:
4606                 flag = false;
4607         case Tabular::VALIGN_TOP:
4608         case Tabular::VALIGN_BOTTOM:
4609         case Tabular::VALIGN_MIDDLE:
4610                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4611                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4612                                 tabular.setVAlignment(tabular.cellIndex(i, j), setVAlign, flag);
4613                 break;
4614
4615         case Tabular::MULTICOLUMN: {
4616                 if (!cur.selection()) {
4617                         // just multicol for one single cell
4618                         // check whether we are completely in a multicol
4619                         if (tabular.isMultiColumn(cur.idx()))
4620                                 tabular.unsetMultiColumn(cur.idx());
4621                         else
4622                                 tabular.setMultiColumn(cur.idx(), 1);
4623                         break;
4624                 }
4625                 // we have a selection so this means we just add all this
4626                 // cells to form a multicolumn cell
4627                 idx_type const s_start = cur.selBegin().idx();
4628                 idx_type const s_end = cur.selEnd().idx();
4629                 tabular.setMultiColumn(s_start, s_end - s_start + 1);
4630                 cur.idx() = s_start;
4631                 cur.pit() = 0;
4632                 cur.pos() = 0;
4633                 cur.setSelection(false);
4634                 break;
4635         }
4636
4637         case Tabular::SET_ALL_LINES:
4638                 setLines = true;
4639         case Tabular::UNSET_ALL_LINES:
4640                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4641                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4642                                 tabular.setAllLines(
4643                                         tabular.cellIndex(i,j), setLines);
4644                 break;
4645
4646         case Tabular::SET_BORDER_LINES:
4647                 for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4648                         tabular.setLeftLine(tabular.cellIndex(i, sel_col_start), true);
4649                         tabular.setRightLine(tabular.cellIndex(i, sel_col_end), true);
4650                 }
4651                 for (col_type j = sel_col_start; j <= sel_col_end; ++j) {
4652                         tabular.setTopLine(tabular.cellIndex(sel_row_start, j), true);
4653                         tabular.setBottomLine(tabular.cellIndex(sel_row_end, j), true);
4654                 }
4655                 break;
4656
4657         case Tabular::SET_LONGTABULAR:
4658                 tabular.is_long_tabular = true;
4659                 break;
4660
4661         case Tabular::UNSET_LONGTABULAR:
4662                 tabular.is_long_tabular = false;
4663                 break;
4664
4665         case Tabular::SET_ROTATE_TABULAR:
4666                 tabular.rotate = true;
4667                 break;
4668
4669         case Tabular::UNSET_ROTATE_TABULAR:
4670                 tabular.rotate = false;
4671                 break;
4672
4673         case Tabular::TOGGLE_ROTATE_TABULAR:
4674                 tabular.rotate = !tabular.rotate;
4675                 break;
4676
4677         case Tabular::TABULAR_VALIGN_TOP:
4678                 tabular.tabular_valignment = Tabular::LYX_VALIGN_TOP;
4679                 break;
4680
4681         case Tabular::TABULAR_VALIGN_MIDDLE:
4682                 tabular.tabular_valignment = Tabular::LYX_VALIGN_MIDDLE;
4683                 break;
4684
4685         case Tabular::TABULAR_VALIGN_BOTTOM:
4686                 tabular.tabular_valignment = Tabular::LYX_VALIGN_BOTTOM;
4687                 break;
4688
4689         case Tabular::SET_ROTATE_CELL:
4690                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4691                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4692                                 tabular.setRotateCell(
4693                                         tabular.cellIndex(i, j), true);
4694                 break;
4695
4696         case Tabular::UNSET_ROTATE_CELL:
4697                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4698                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4699                                 tabular.setRotateCell(tabular.cellIndex(i, j), false);
4700                 break;
4701
4702         case Tabular::TOGGLE_ROTATE_CELL:
4703                 {
4704                 bool oneNotRotated = oneCellHasRotationState(false,
4705                         sel_row_start, sel_row_end, sel_col_start, sel_col_end);
4706
4707                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4708                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4709                                 tabular.setRotateCell(tabular.cellIndex(i, j),
4710                                                                           oneNotRotated);
4711                 }
4712                 break;
4713
4714         case Tabular::SET_USEBOX: {
4715                 Tabular::BoxType val = Tabular::BoxType(convert<int>(value));
4716                 if (val == tabular.getUsebox(cur.idx()))
4717                         val = Tabular::BOX_NONE;
4718                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4719                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
4720                                 tabular.setUsebox(tabular.cellIndex(i, j), val);
4721                 break;
4722         }
4723
4724         case Tabular::UNSET_LTFIRSTHEAD:
4725                 flag = false;
4726         case Tabular::SET_LTFIRSTHEAD:
4727                 tabular.getRowOfLTFirstHead(row, ltt);
4728                 checkLongtableSpecial(ltt, value, flag);
4729                 tabular.setLTHead(row, flag, ltt, true);
4730                 break;
4731
4732         case Tabular::UNSET_LTHEAD:
4733                 flag = false;
4734         case Tabular::SET_LTHEAD:
4735                 tabular.getRowOfLTHead(row, ltt);
4736                 checkLongtableSpecial(ltt, value, flag);
4737                 tabular.setLTHead(row, flag, ltt, false);
4738                 break;
4739
4740         case Tabular::UNSET_LTFOOT:
4741                 flag = false;
4742         case Tabular::SET_LTFOOT:
4743                 tabular.getRowOfLTFoot(row, ltt);
4744                 checkLongtableSpecial(ltt, value, flag);
4745                 tabular.setLTFoot(row, flag, ltt, false);
4746                 break;
4747
4748         case Tabular::UNSET_LTLASTFOOT:
4749                 flag = false;
4750         case Tabular::SET_LTLASTFOOT:
4751                 tabular.getRowOfLTLastFoot(row, ltt);
4752                 checkLongtableSpecial(ltt, value, flag);
4753                 tabular.setLTFoot(row, flag, ltt, true);
4754                 break;
4755
4756         case Tabular::SET_LTNEWPAGE:
4757                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
4758                 break;
4759
4760         case Tabular::TOGGLE_LTCAPTION:
4761                 cur.idx() = tabular.setLTCaption(row, !tabular.ltCaption(row));
4762                 cur.pit() = 0;
4763                 cur.pos() = 0;
4764                 cur.setSelection(false);
4765                 break;
4766
4767         case Tabular::SET_BOOKTABS:
4768                 tabular.use_booktabs = true;
4769                 break;
4770
4771         case Tabular::UNSET_BOOKTABS:
4772                 tabular.use_booktabs = false;
4773                 break;
4774
4775         case Tabular::SET_TOP_SPACE: {
4776                 Length len;
4777                 if (value == "default")
4778                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4779                                 tabular.row_info[i].top_space_default = true;
4780                 else if (isValidLength(value, &len))
4781                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4782                                 tabular.row_info[i].top_space_default = false;
4783                                 tabular.row_info[i].top_space = len;
4784                         }
4785                 else
4786                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4787                                 tabular.row_info[i].top_space_default = false;
4788                                 tabular.row_info[i].top_space = len;
4789                         }
4790                 break;
4791         }
4792
4793         case Tabular::SET_BOTTOM_SPACE: {
4794                 Length len;
4795                 if (value == "default")
4796                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4797                                 tabular.row_info[i].bottom_space_default = true;
4798                 else if (isValidLength(value, &len))
4799                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4800                                 tabular.row_info[i].bottom_space_default = false;
4801                                 tabular.row_info[i].bottom_space = len;
4802                         }
4803                 else
4804                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4805                                 tabular.row_info[i].bottom_space_default = false;
4806                                 tabular.row_info[i].bottom_space = len;
4807                         }
4808                 break;
4809         }
4810
4811         case Tabular::SET_INTERLINE_SPACE: {
4812                 Length len;
4813                 if (value == "default")
4814                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
4815                                 tabular.row_info[i].interline_space_default = true;
4816                 else if (isValidLength(value, &len))
4817                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4818                                 tabular.row_info[i].interline_space_default = false;
4819                                 tabular.row_info[i].interline_space = len;
4820                         }
4821                 else
4822                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
4823                                 tabular.row_info[i].interline_space_default = false;
4824                                 tabular.row_info[i].interline_space = len;
4825                         }
4826                 break;
4827         }
4828
4829         // dummy stuff just to avoid warnings
4830         case Tabular::LAST_ACTION:
4831                 break;
4832         }
4833 }
4834
4835
4836 bool InsetTabular::showInsetDialog(BufferView * bv) const
4837 {
4838         bv->showDialog("tabular", params2string(*this),
4839                 const_cast<InsetTabular *>(this));
4840         return true;
4841 }
4842
4843
4844 void InsetTabular::openLayoutDialog(BufferView * bv) const
4845 {
4846         bv->showDialog("tabular", params2string(*this),
4847                 const_cast<InsetTabular *>(this));
4848 }
4849
4850
4851 bool InsetTabular::copySelection(Cursor & cur)
4852 {
4853         if (!cur.selection())
4854                 return false;
4855
4856         row_type rs, re;
4857         col_type cs, ce;
4858         getSelection(cur, rs, re, cs, ce);
4859
4860         paste_tabular.reset(new Tabular(tabular));
4861
4862         for (row_type i = 0; i < rs; ++i)
4863                 paste_tabular->deleteRow(0);
4864
4865         row_type const rows = re - rs + 1;
4866         while (paste_tabular->row_info.size() > rows)
4867                 paste_tabular->deleteRow(rows);
4868
4869         for (col_type i = 0; i < cs; ++i)
4870                 paste_tabular->deleteColumn(0);
4871
4872         col_type const columns = ce - cs + 1;
4873         while (paste_tabular->column_info.size() > columns)
4874                 paste_tabular->deleteColumn(columns);
4875
4876         paste_tabular->setBuffer(tabular.buffer());
4877
4878         odocstringstream os;
4879         OutputParams const runparams(0);
4880         paste_tabular->plaintext(os, runparams, 0, true, '\t');
4881         // Needed for the "Edit->Paste recent" menu and the system clipboard.
4882         cap::copySelection(cur, os.str());
4883
4884         // mark tabular stack dirty
4885         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
4886         // when we (hopefully) have a one-for-all paste mechanism.
4887         // This must be called after cap::copySelection.
4888         dirtyTabularStack(true);
4889
4890         return true;
4891 }
4892
4893
4894 bool InsetTabular::pasteClipboard(Cursor & cur)
4895 {
4896         if (!paste_tabular)
4897                 return false;
4898         col_type const actcol = tabular.cellColumn(cur.idx());
4899         row_type const actrow = tabular.cellRow(cur.idx());
4900         for (row_type r1 = 0, r2 = actrow;
4901              r1 < paste_tabular->row_info.size() && r2 < tabular.row_info.size();
4902              ++r1, ++r2) {
4903                 for (col_type c1 = 0, c2 = actcol;
4904                     c1 < paste_tabular->column_info.size() && c2 < tabular.column_info.size();
4905                     ++c1, ++c2) {
4906                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
4907                             tabular.isPartOfMultiColumn(r2, c2))
4908                                 continue;
4909                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
4910                                 --c2;
4911                                 continue;
4912                         }
4913                         if (tabular.isPartOfMultiColumn(r2, c2)) {
4914                                 --c1;
4915                                 continue;
4916                         }
4917                         shared_ptr<InsetTableCell> inset(
4918                                 new InsetTableCell(*paste_tabular->cellInset(r1, c1)));
4919                         tabular.setCellInset(r2, c2, inset);
4920                         // FIXME: change tracking (MG)
4921                         inset->setChange(Change(buffer().params().trackChanges ?
4922                                                 Change::INSERTED : Change::UNCHANGED));
4923                         cur.pos() = 0;
4924                 }
4925         }
4926         return true;
4927 }
4928
4929
4930 void InsetTabular::cutSelection(Cursor & cur)
4931 {
4932         if (!cur.selection())
4933                 return;
4934
4935         row_type rs, re;
4936         col_type cs, ce;
4937         getSelection(cur, rs, re, cs, ce);
4938         for (row_type i = rs; i <= re; ++i) {
4939                 for (col_type j = cs; j <= ce; ++j) {
4940                         shared_ptr<InsetTableCell> t
4941                                 = cell(tabular.cellIndex(i, j));
4942                         if (buffer().params().trackChanges)
4943                                 // FIXME: Change tracking (MG)
4944                                 t->setChange(Change(Change::DELETED));
4945                         else
4946                                 t->clear();
4947                 }
4948         }
4949
4950         // cursor position might be invalid now
4951         if (cur.pit() > cur.lastpit())
4952                 cur.pit() = cur.lastpit();
4953         if (cur.pos() > cur.lastpos())
4954                 cur.pos() = cur.lastpos();
4955         cur.clearSelection();
4956 }
4957
4958
4959 bool InsetTabular::isRightToLeft(Cursor & cur) const
4960 {
4961         LASSERT(cur.depth() > 1, /**/);
4962         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
4963         pos_type const parentpos = cur[cur.depth() - 2].pos();
4964         return parentpar.getFontSettings(buffer().params(),
4965                                          parentpos).language()->rightToLeft();
4966 }
4967
4968 docstring InsetTabular::asString(idx_type stidx, idx_type enidx,
4969                                  bool intoInsets)
4970 {
4971         LASSERT(stidx <= enidx, return docstring());
4972         docstring retval;
4973         col_type const col1 = tabular.cellColumn(stidx);
4974         col_type const col2 = tabular.cellColumn(enidx);
4975         row_type const row1 = tabular.cellRow(stidx);
4976         row_type const row2 = tabular.cellRow(enidx);
4977         bool first = true;
4978         for (col_type col = col1; col <= col2; col++)
4979                 for (row_type row = row1; row <= row2; row++) {
4980                         if (!first)
4981                                 retval += "\n";
4982                         else
4983                                 first = false;
4984                         retval += tabular.cellInset(row, col)->asString(intoInsets);
4985                 }
4986         return retval;
4987 }
4988
4989
4990 void InsetTabular::getSelection(Cursor & cur,
4991         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
4992 {
4993         CursorSlice const & beg = cur.selBegin();
4994         CursorSlice const & end = cur.selEnd();
4995         cs = tabular.cellColumn(beg.idx());
4996         ce = tabular.cellColumn(end.idx());
4997         if (cs > ce) {
4998                 ce = cs;
4999                 cs = tabular.cellColumn(end.idx());
5000         } else {
5001                 ce = tabular.cellRightColumn(end.idx());
5002         }
5003
5004         rs = tabular.cellRow(beg.idx());
5005         re = tabular.cellRow(end.idx());
5006         if (rs > re)
5007                 swap(rs, re);
5008 }
5009
5010
5011 Text * InsetTabular::getText(int idx) const
5012 {
5013         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
5014 }
5015
5016
5017 void InsetTabular::setChange(Change const & change)
5018 {
5019         for (idx_type idx = 0; idx < nargs(); ++idx)
5020                 cell(idx)->setChange(change);
5021 }
5022
5023
5024 void InsetTabular::acceptChanges(BufferParams const & bparams)
5025 {
5026         for (idx_type idx = 0; idx < nargs(); ++idx)
5027                 cell(idx)->acceptChanges(bparams);
5028 }
5029
5030
5031 void InsetTabular::rejectChanges(BufferParams const & bparams)
5032 {
5033         for (idx_type idx = 0; idx < nargs(); ++idx)
5034                 cell(idx)->rejectChanges(bparams);
5035 }
5036
5037
5038 bool InsetTabular::allowParagraphCustomization(idx_type cell) const
5039 {
5040         return tabular.getPWidth(cell).zero();
5041 }
5042
5043
5044 bool InsetTabular::forcePlainLayout(idx_type cell) const
5045 {
5046         return !tabular.getPWidth(cell).zero();
5047 }
5048
5049
5050 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
5051                                      bool usePaste)
5052 {
5053         if (buf.length() <= 0)
5054                 return true;
5055
5056         col_type cols = 1;
5057         row_type rows = 1;
5058         col_type maxCols = 1;
5059         size_t const len = buf.length();
5060         size_t p = 0;
5061
5062         while (p < len &&
5063                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
5064                 switch (buf[p]) {
5065                 case '\t':
5066                         ++cols;
5067                         break;
5068                 case '\n':
5069                         if (p + 1 < len)
5070                                 ++rows;
5071                         maxCols = max(cols, maxCols);
5072                         cols = 1;
5073                         break;
5074                 }
5075                 ++p;
5076         }
5077         maxCols = max(cols, maxCols);
5078         Tabular * loctab;
5079         idx_type cell = 0;
5080         col_type ocol = 0;
5081         row_type row = 0;
5082         if (usePaste) {
5083                 paste_tabular.reset(new Tabular(buffer(), rows, maxCols));
5084                 loctab = paste_tabular.get();
5085                 cols = 0;
5086                 dirtyTabularStack(true);
5087         } else {
5088                 loctab = &tabular;
5089                 cell = bv.cursor().idx();
5090                 ocol = tabular.cellColumn(cell);
5091                 row = tabular.cellRow(cell);
5092         }
5093
5094         size_t op = 0;
5095         idx_type const cells = loctab->numberofcells;
5096         p = 0;
5097         cols = ocol;
5098         rows = loctab->row_info.size();
5099         col_type const columns = loctab->column_info.size();
5100
5101         while (cell < cells && p < len && row < rows &&
5102                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
5103         {
5104                 if (p >= len)
5105                         break;
5106                 switch (buf[p]) {
5107                 case '\t':
5108                         // we can only set this if we are not too far right
5109                         if (cols < columns) {
5110                                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5111                                 Font const font = bv.textMetrics(&inset->text()).
5112                                         displayFont(0, 0);
5113                                 inset->setText(buf.substr(op, p - op), font,
5114                                                buffer().params().trackChanges);
5115                                 ++cols;
5116                                 ++cell;
5117                         }
5118                         break;
5119                 case '\n':
5120                         // we can only set this if we are not too far right
5121                         if (cols < columns) {
5122                                 shared_ptr<InsetTableCell> inset = tabular.cellInset(cell);
5123                                 Font const font = bv.textMetrics(&inset->text()).
5124                                         displayFont(0, 0);
5125                                 inset->setText(buf.substr(op, p - op), font,
5126                                                buffer().params().trackChanges);
5127                         }
5128                         cols = ocol;
5129                         ++row;
5130                         if (row < rows)
5131                                 cell = loctab->cellIndex(row, cols);
5132                         break;
5133                 }
5134                 ++p;
5135                 op = p;
5136         }
5137         // check for the last cell if there is no trailing '\n'
5138         if (cell < cells && op < len) {
5139                 shared_ptr<InsetTableCell> inset = loctab->cellInset(cell);
5140                 Font const font = bv.textMetrics(&inset->text()).displayFont(0, 0);
5141                 inset->setText(buf.substr(op, len - op), font,
5142                         buffer().params().trackChanges);
5143         }
5144         return true;
5145 }
5146
5147
5148 void InsetTabular::addPreview(PreviewLoader & loader) const
5149 {
5150         row_type const rows = tabular.row_info.size();
5151         col_type const columns = tabular.column_info.size();
5152         for (row_type i = 0; i < rows; ++i) {
5153                 for (col_type j = 0; j < columns; ++j)
5154                         tabular.cellInset(i, j)->addPreview(loader);
5155         }
5156 }
5157
5158
5159 bool InsetTabular::completionSupported(Cursor const & cur) const
5160 {
5161         Cursor const & bvCur = cur.bv().cursor();
5162         if (&bvCur.inset() != this)
5163                 return false;
5164         return cur.text()->completionSupported(cur);
5165 }
5166
5167
5168 bool InsetTabular::inlineCompletionSupported(Cursor const & cur) const
5169 {
5170         return completionSupported(cur);
5171 }
5172
5173
5174 bool InsetTabular::automaticInlineCompletion() const
5175 {
5176         return lyxrc.completion_inline_text;
5177 }
5178
5179
5180 bool InsetTabular::automaticPopupCompletion() const
5181 {
5182         return lyxrc.completion_popup_text;
5183 }
5184
5185
5186 bool InsetTabular::showCompletionCursor() const
5187 {
5188         return lyxrc.completion_cursor_text;
5189 }
5190
5191
5192 CompletionList const * InsetTabular::createCompletionList(Cursor const & cur) const
5193 {
5194         return completionSupported(cur) ? cur.text()->createCompletionList(cur) : 0;
5195 }
5196
5197
5198 docstring InsetTabular::completionPrefix(Cursor const & cur) const
5199 {
5200         if (!completionSupported(cur))
5201                 return docstring();
5202         return cur.text()->completionPrefix(cur);
5203 }
5204
5205
5206 bool InsetTabular::insertCompletion(Cursor & cur, docstring const & s, bool finished)
5207 {
5208         if (!completionSupported(cur))
5209                 return false;
5210
5211         return cur.text()->insertCompletion(cur, s, finished);
5212 }
5213
5214
5215 void InsetTabular::completionPosAndDim(Cursor const & cur, int & x, int & y,
5216                                     Dimension & dim) const
5217 {
5218         TextMetrics const & tm = cur.bv().textMetrics(cur.text());
5219         tm.completionPosAndDim(cur, x, y, dim);
5220 }
5221
5222
5223 void InsetTabular::string2params(string const & in, InsetTabular & inset)
5224 {
5225         istringstream data(in);
5226         Lexer lex;
5227         lex.setStream(data);
5228
5229         if (in.empty())
5230                 return;
5231
5232         string token;
5233         lex >> token;
5234         if (!lex || token != "tabular") {
5235                 LYXERR0("Expected arg 1 to be \"tabular\" in " << in);
5236                 return;
5237         }
5238
5239         // This is part of the inset proper that is usually swallowed
5240         // by Buffer::readInset
5241         lex >> token;
5242         if (!lex || token != "Tabular") {
5243                 LYXERR0("Expected arg 2 to be \"Tabular\" in " << in);
5244                 return;
5245         }
5246
5247         inset.read(lex);
5248 }
5249
5250
5251 string InsetTabular::params2string(InsetTabular const & inset)
5252 {
5253         ostringstream data;
5254         data << "tabular" << ' ';
5255         inset.write(data);
5256         data << "\\end_inset\n";
5257         return data.str();
5258 }
5259
5260
5261 } // namespace lyx