src/insets/insettabular.C

   1 /**
   2  * \file insettabular.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "insettabular.h"
  14
  15 #include "buffer.h"
  16 #include "bufferparams.h"
  17 #include "BufferView.h"
  18 #include "cursor.h"
  19 #include "CutAndPaste.h"
  20 #include "coordcache.h"
  21 #include "debug.h"
  22 #include "dispatchresult.h"
  23 #include "funcrequest.h"
  24 #include "FuncStatus.h"
  25 #include "gettext.h"
  26 #include "language.h"
  27 #include "LColor.h"
  28 #include "lyx_cb.h"
  29 #include "lyxlex.h"
  30 #include "metricsinfo.h"
  31 #include "outputparams.h"
  32 #include "paragraph.h"
  33 #include "paragraph_funcs.h"
  34 #include "ParagraphParameters.h"
  35 #include "undo.h"
  36
  37 #include "support/convert.h"
  38
  39 #include "frontends/Alert.h"
  40 #include "frontends/font_metrics.h"
  41 #include "frontends/LyXView.h"
  42 #include "frontends/Painter.h"
  43 #include "frontends/nullpainter.h"
  44
  45 #include <sstream>
  46 #include <iostream>
  47 #include <limits>
  48
  49 using lyx::cap::dirtyTabularStack;
  50 using lyx::cap::tabularStackDirty;
  51
  52 using lyx::graphics::PreviewLoader;
  53
  54 using lyx::support::ltrim;
  55
  56 using lyx::frontend::Painter;
  57
  58 using boost::shared_ptr;
  59
  60 using std::auto_ptr;
  61 using std::endl;
  62 using std::max;
  63 using std::string;
  64 using std::istringstream;
  65 using std::ostream;
  66 using std::ostringstream;
  67 using std::swap;
  68 using std::vector;
  69
  70
  71 namespace {
  72
  73 int const ADD_TO_HEIGHT = 2;
  74 int const ADD_TO_TABULAR_WIDTH = 2;
  75
  76 ///
  77 boost::scoped_ptr<LyXTabular> paste_tabular;
  78
  79
  80 struct TabularFeature {
  81         LyXTabular::Feature action;
  82         string feature;
  83 };
  84
  85
  86 TabularFeature tabularFeature[] =
  87 {
  88         { LyXTabular::APPEND_ROW, "append-row" },
  89         { LyXTabular::APPEND_COLUMN, "append-column" },
  90         { LyXTabular::DELETE_ROW, "delete-row" },
  91         { LyXTabular::DELETE_COLUMN, "delete-column" },
  92         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
  93         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
  94         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
  95         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
  96         { LyXTabular::ALIGN_LEFT, "align-left" },
  97         { LyXTabular::ALIGN_RIGHT, "align-right" },
  98         { LyXTabular::ALIGN_CENTER, "align-center" },
  99         { LyXTabular::ALIGN_BLOCK, "align-block" },
 100         { LyXTabular::VALIGN_TOP, "valign-top" },
 101         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
 102         { LyXTabular::VALIGN_MIDDLE, "valign-middle" },
 103         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
 104         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
 105         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
 106         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
 107         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
 108         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
 109         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
 110         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
 111         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 112         { LyXTabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 113         { LyXTabular::MULTICOLUMN, "multicolumn" },
 114         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
 115         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
 116         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
 117         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
 118         { LyXTabular::SET_PWIDTH, "set-pwidth" },
 119         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
 120         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 121         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 122         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 123         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 124         { LyXTabular::SET_USEBOX, "set-usebox" },
 125         { LyXTabular::SET_LTHEAD, "set-lthead" },
 126         { LyXTabular::UNSET_LTHEAD, "unset-lthead" },
 127         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 128         { LyXTabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 129         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 130         { LyXTabular::UNSET_LTFOOT, "unset-ltfoot" },
 131         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 132         { LyXTabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 133         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 134         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 135         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 136         { LyXTabular::LAST_ACTION, "" }
 137 };
 138
 139
 140 class FeatureEqual : public std::unary_function<TabularFeature, bool> {
 141 public:
 142         FeatureEqual(LyXTabular::Feature feature)
 143                 : feature_(feature) {}
 144         bool operator()(TabularFeature const & tf) const {
 145                 return tf.action == feature_;
 146         }
 147 private:
 148         LyXTabular::Feature feature_;
 149 };
 150
 151 } // namespace anon
 152
 153
 154 string const featureAsString(LyXTabular::Feature feature)
 155 {
 156         TabularFeature * end = tabularFeature +
 157                 sizeof(tabularFeature) / sizeof(TabularFeature);
 158         TabularFeature * it = std::find_if(tabularFeature, end,
 159                                            FeatureEqual(feature));
 160         return (it == end) ? string() : it->feature;
 161 }
 162
 163
 164 bool InsetTabular::hasPasteBuffer() const
 165 {
 166         return (paste_tabular.get() != 0);
 167 }
 168
 169
 170 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
 171                            col_type columns)
 172         : tabular(buf.params(), max(rows, row_type(1)),
 173           max(columns, col_type(1))), buffer_(&buf), scx_(0)
 174 {}
 175
 176
 177 InsetTabular::InsetTabular(InsetTabular const & tab)
 178         : InsetOld(tab), tabular(tab.tabular),
 179                 buffer_(tab.buffer_), scx_(0)
 180 {}
 181
 182
 183 InsetTabular::~InsetTabular()
 184 {
 185         InsetTabularMailer(*this).hideDialog();
 186 }
 187
 188
 189 auto_ptr<InsetBase> InsetTabular::doClone() const
 190 {
 191         return auto_ptr<InsetBase>(new InsetTabular(*this));
 192 }
 193
 194
 195 Buffer const & InsetTabular::buffer() const
 196 {
 197         return *buffer_;
 198 }
 199
 200
 201 void InsetTabular::buffer(Buffer const * b)
 202 {
 203         buffer_ = b;
 204 }
 205
 206
 207 void InsetTabular::write(Buffer const & buf, ostream & os) const
 208 {
 209         os << "Tabular" << endl;
 210         tabular.write(buf, os);
 211 }
 212
 213
 214 void InsetTabular::read(Buffer const & buf, LyXLex & lex)
 215 {
 216         bool const old_format = (lex.getString() == "\\LyXTable");
 217
 218         tabular.read(buf, lex);
 219
 220         if (old_format)
 221                 return;
 222
 223         lex.next();
 224         string token = lex.getString();
 225         while (lex.isOK() && (token != "\\end_inset")) {
 226                 lex.next();
 227                 token = lex.getString();
 228         }
 229         if (token != "\\end_inset") {
 230                 lex.printError("Missing \\end_inset at this point. "
 231                                "Read: `$$Token'");
 232         }
 233 }
 234
 235
 236 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
 237 {
 238         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
 239         //      mi.base.textwidth << "\n";
 240         if (!mi.base.bv) {
 241                 lyxerr << "InsetTabular::metrics: need bv" << endl;
 242                 BOOST_ASSERT(false);
 243         }
 244
 245         row_type i = 0;
 246         for (idx_type cell = 0; i < tabular.rows(); ++i) {
 247                 int maxAsc = 0;
 248                 int maxDesc = 0;
 249                 for (col_type j = 0; j < tabular.columns(); ++j) {
 250                         if (tabular.isPartOfMultiColumn(i, j))
 251                                 // Multicolumn cell, but not first one
 252                                 continue;
 253                         Dimension dim;
 254                         MetricsInfo m = mi;
 255                         LyXLength p_width;
 256                         if (tabular.cell_info[i][j].multicolumn ==
 257                             LyXTabular::CELL_BEGIN_OF_MULTICOLUMN)
 258                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
 259                         else
 260                                 p_width = tabular.column_info[j].p_width;
 261                         if (!p_width.zero())
 262                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
 263                         tabular.getCellInset(cell)->metrics(m, dim);
 264                         if (!p_width.zero())
 265                                 dim.wid = m.base.textwidth;
 266                         maxAsc  = max(maxAsc, dim.asc);
 267                         maxDesc = max(maxDesc, dim.des);
 268                         tabular.setWidthOfCell(cell, dim.wid);
 269                         ++cell;
 270                 }
 271                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT);
 272                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT);
 273         }
 274
 275         dim.asc = tabular.getAscentOfRow(0);
 276         dim.des = tabular.getHeightOfTabular() - dim.asc;
 277         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
 278         dim_ = dim;
 279 }
 280
 281
 282 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 283 {
 284         setPosCache(pi, x, y);
 285
 286         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 287         BufferView * bv = pi.base.bv;
 288
 289         static lyx::frontend::NullPainter nop;
 290         static PainterInfo nullpi(bv, nop);
 291
 292         //resetPos(bv->cursor());
 293
 294         x += scx_;
 295         x += ADD_TO_TABULAR_WIDTH;
 296
 297         idx_type idx = 0;
 298         first_visible_cell = LyXTabular::npos;
 299         for (row_type i = 0; i < tabular.rows(); ++i) {
 300                 int nx = x;
 301                 int const a = tabular.getAscentOfRow(i);
 302                 int const d = tabular.getDescentOfRow(i);
 303                 idx = tabular.getCellNumber(i, 0);
 304                 for (col_type j = 0; j < tabular.columns(); ++j) {
 305                         if (tabular.isPartOfMultiColumn(i, j))
 306                                 continue;
 307                         if (first_visible_cell == LyXTabular::npos)
 308                                 first_visible_cell = idx;
 309
 310                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 311                         if (nx + tabular.getWidthOfColumn(idx) < 0
 312                             || nx > bv->workWidth()
 313                             || y + d < 0
 314                             || y - a > bv->workHeight()) {
 315                                 cell(idx)->draw(nullpi, cx, y);
 316                                 drawCellLines(nop, nx, y, i, idx, pi.erased_);
 317                         } else {
 318                                 cell(idx)->draw(pi, cx, y);
 319                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 320                         }
 321                         nx += tabular.getWidthOfColumn(idx);
 322                         ++idx;
 323                 }
 324
 325                 if (i + 1 < tabular.rows())
 326                         y += d + tabular.getAscentOfRow(i + 1) +
 327                                 tabular.getAdditionalHeight(i + 1);
 328         }
 329 }
 330
 331
 332 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 333 {
 334         setPosCache(pi, x, y);
 335
 336         LCursor & cur = pi.base.bv->cursor();
 337
 338         x += scx_ + ADD_TO_TABULAR_WIDTH;
 339
 340         // Paint background of current tabular
 341         int const w = tabular.getWidthOfTabular();
 342         int const h = tabular.getHeightOfTabular();
 343         int yy = y - tabular.getAscentOfRow(0);
 344         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
 345
 346         if (!cur.selection())
 347                 return;
 348         if (!ptr_cmp(&cur.inset(), this))
 349                 return;
 350
 351         //resetPos(cur);
 352
 353
 354         if (tablemode(cur)) {
 355                 row_type rs, re;
 356                 col_type cs, ce;
 357                 getSelection(cur, rs, re, cs, ce);
 358                 y -= tabular.getAscentOfRow(0);
 359                 for (row_type j = 0; j < tabular.rows(); ++j) {
 360                         int const a = tabular.getAscentOfRow(j);
 361                         int const h = a + tabular.getDescentOfRow(j);
 362                         int xx = x;
 363                         y += tabular.getAdditionalHeight(j);
 364                         for (col_type i = 0; i < tabular.columns(); ++i) {
 365                                 if (tabular.isPartOfMultiColumn(j, i))
 366                                         continue;
 367                                 idx_type const cell =
 368                                         tabular.getCellNumber(j, i);
 369                                 int const w = tabular.getWidthOfColumn(cell);
 370                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 371                                         pi.pain.fillRectangle(xx, y, w, h,
 372                                                               LColor::selection);
 373                                 xx += w;
 374
 375                         }
 376                         y += h;
 377                 }
 378
 379         } else {
 380                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 381         }
 382 }
 383
 384
 385 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 386                                  row_type row, idx_type cell, bool erased) const
 387 {
 388         int x2 = x + tabular.getWidthOfColumn(cell);
 389         bool on_off = false;
 390         LColor::color col = LColor::tabularline;
 391         LColor::color onoffcol = LColor::tabularonoffline;
 392
 393         if (erased) {
 394                 col = LColor::strikeout;
 395                 onoffcol = LColor::strikeout;
 396         }
 397
 398         if (!tabular.topAlreadyDrawn(cell)) {
 399                 on_off = !tabular.topLine(cell);
 400                 pain.line(x, y - tabular.getAscentOfRow(row),
 401                           x2, y -  tabular.getAscentOfRow(row),
 402                           on_off ? onoffcol : col,
 403                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 404         }
 405         on_off = !tabular.bottomLine(cell);
 406         pain.line(x, y + tabular.getDescentOfRow(row),
 407                   x2, y + tabular.getDescentOfRow(row),
 408                   on_off ? onoffcol : col,
 409                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 410         if (!tabular.leftAlreadyDrawn(cell)) {
 411                 on_off = !tabular.leftLine(cell);
 412                 pain.line(x, y -  tabular.getAscentOfRow(row),
 413                           x, y +  tabular.getDescentOfRow(row),
 414                           on_off ? onoffcol : col,
 415                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 416         }
 417         on_off = !tabular.rightLine(cell);
 418         pain.line(x2 - tabular.getAdditionalWidth(cell),
 419                   y -  tabular.getAscentOfRow(row),
 420                   x2 - tabular.getAdditionalWidth(cell),
 421                   y +  tabular.getDescentOfRow(row),
 422                   on_off ? onoffcol : col,
 423                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 424 }
 425
 426
 427 string const InsetTabular::editMessage() const
 428 {
 429         return _("Opened table");
 430 }
 431
 432
 433 void InsetTabular::edit(LCursor & cur, bool left)
 434 {
 435         //lyxerr << "InsetTabular::edit: " << this << endl;
 436         finishUndo();
 437         cur.selection() = false;
 438         cur.push(*this);
 439         if (left) {
 440                 if (isRightToLeft(cur))
 441                         cur.idx() = tabular.getLastCellInRow(0);
 442                 else
 443                         cur.idx() = 0;
 444                 cur.pit() = 0;
 445                 cur.pos() = 0;
 446         } else {
 447                 if (isRightToLeft(cur))
 448                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 449                 else
 450                         cur.idx() = tabular.getNumberOfCells() - 1;
 451                 cur.pit() = 0;
 452                 cur.pos() = cur.lastpos(); // FIXME crude guess
 453         }
 454         // this accesses the position cache before it is initialized
 455         //resetPos(cur);
 456         //cur.bv().fitCursor();
 457 }
 458
 459
 460 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 461 {
 462         lyxerr[Debug::DEBUG] << "# InsetTabular::doDispatch: cmd: " << cmd
 463                              << "\n  cur:" << cur << endl;
 464         CursorSlice sl = cur.top();
 465         LCursor & bvcur = cur.bv().cursor();
 466
 467         switch (cmd.action) {
 468
 469         case LFUN_MOUSE_PRESS:
 470                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 471
 472                 if (cmd.button() == mouse_button::button1
 473                     || cmd.button() == mouse_button::button3) {
 474                         cur.selection() = false;
 475                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 476                         cur.resetAnchor();
 477                         bvcur = cur;
 478                         break;
 479                 }
 480
 481                 if (cmd.button() == mouse_button::button2) {
 482                         cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph");
 483                         doDispatch(cur, cmd);
 484                 }
 485                 break;
 486
 487         case LFUN_MOUSE_MOTION:
 488                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 489                 if (cmd.button() == mouse_button::button1) {
 490                         // only accept motions to places not deeper nested than the real anchor
 491                         if (bvcur.anchor_.hasPart(cur)) {
 492                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 493                                 bvcur.setCursor(cur);
 494                                 bvcur.selection() = true;
 495                         } else
 496                                 cur.undispatched();
 497                 }
 498                 break;
 499
 500         case LFUN_MOUSE_RELEASE:
 501                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 502                 if (cmd.button() == mouse_button::button3)
 503                         InsetTabularMailer(*this).showDialog(&cur.bv());
 504                 break;
 505
 506         case LFUN_CELL_BACKWARD:
 507                 movePrevCell(cur);
 508                 cur.selection() = false;
 509                 break;
 510
 511         case LFUN_CELL_FORWARD:
 512                 moveNextCell(cur);
 513                 cur.selection() = false;
 514                 break;
 515
 516         case LFUN_CHAR_FORWARD_SELECT:
 517         case LFUN_CHAR_FORWARD:
 518                 cell(cur.idx())->dispatch(cur, cmd);
 519                 if (!cur.result().dispatched()) {
 520                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 521                         if (sl == cur.top())
 522                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 523                         else
 524                                 cur.dispatched();
 525                 }
 526                 break;
 527
 528         case LFUN_CHAR_BACKWARD_SELECT:
 529         case LFUN_CHAR_BACKWARD:
 530                 cell(cur.idx())->dispatch(cur, cmd);
 531                 if (!cur.result().dispatched()) {
 532                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 533                         if (sl == cur.top())
 534                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
 535                         else
 536                                 cur.dispatched();
 537                 }
 538                 break;
 539
 540         case LFUN_DOWN_SELECT:
 541         case LFUN_DOWN:
 542                 cell(cur.idx())->dispatch(cur, cmd);
 543                 cur.dispatched(); // override the cell's decision
 544                 if (sl == cur.top())
 545                         // if our LyXText didn't do anything to the cursor
 546                         // then we try to put the cursor into the cell below
 547                         // setting also the right targetX.
 548                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 549                                 cur.idx() = tabular.getCellBelow(cur.idx());
 550                                 cur.pit() = 0;
 551                                 cur.pos() = cell(cur.idx())->getText(0)->x2pos(
 552                                         cur.pit(), 0, cur.targetX());
 553                         }
 554                 if (sl == cur.top()) {
 555                         // we trick it to go to the RIGHT after leaving the
 556                         // tabular.
 557                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 558                         cur.undispatched();
 559                 }
 560                 break;
 561
 562         case LFUN_UP_SELECT:
 563         case LFUN_UP:
 564                 cell(cur.idx())->dispatch(cur, cmd);
 565                 cur.dispatched(); // override the cell's decision
 566                 if (sl == cur.top())
 567                         // if our LyXText didn't do anything to the cursor
 568                         // then we try to put the cursor into the cell above
 569                         // setting also the right targetX.
 570                         if (tabular.row_of_cell(cur.idx()) != 0) {
 571                                 cur.idx() = tabular.getCellAbove(cur.idx());
 572                                 cur.pit() = cur.lastpit();
 573                                 LyXText const * text = cell(cur.idx())->getText(0);
 574                                 cur.pos() = text->x2pos(
 575                                         cur.pit(),
 576                                         text->paragraphs().back().rows().size()-1,
 577                                         cur.targetX());
 578                         }
 579                 if (sl == cur.top()) {
 580                         cmd = FuncRequest(LFUN_FINISHED_UP);
 581                         cur.undispatched();
 582                 }
 583                 break;
 584
 585 //      case LFUN_SCREEN_DOWN: {
 586 //              //if (hasSelection())
 587 //              //      cur.selection() = false;
 588 //              col_type const col = tabular.column_of_cell(cur.idx());
 589 //              int const t =   cur.bv().top_y() + cur.bv().painter().paperHeight();
 590 //              if (t < yo() + tabular.getHeightOfTabular()) {
 591 //                      cur.bv().scrollDocView(t);
 592 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 593 //              } else {
 594 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 595 //              }
 596 //              cur.par() = 0;
 597 //              cur.pos() = 0;
 598 //              break;
 599 //      }
 600 //
 601 //      case LFUN_SCREEN_UP: {
 602 //              //if (hasSelection())
 603 //              //      cur.selection() = false;
 604 //              col_type const col = tabular.column_of_cell(cur.idx());
 605 //              int const t =   cur.bv().top_y() + cur.bv().painter().paperHeight();
 606 //              if (yo() < 0) {
 607 //                      cur.bv().scrollDocView(t);
 608 //                      if (yo() > 0)
 609 //                              cur.idx() = col;
 610 //                      else
 611 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 612 //              } else {
 613 //                      cur.idx() = col;
 614 //              }
 615 //              cur.par() = cur.lastpar();
 616 //              cur.pos() = cur.lastpos();
 617 //              break;
 618 //      }
 619
 620         case LFUN_LAYOUT_TABULAR:
 621                 InsetTabularMailer(*this).showDialog(&cur.bv());
 622                 break;
 623
 624         case LFUN_INSET_DIALOG_UPDATE:
 625                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 626                 break;
 627
 628         case LFUN_TABULAR_FEATURE:
 629                 if (!tabularFeatures(cur, cmd.argument))
 630                         cur.undispatched();
 631                 break;
 632
 633         // insert file functions
 634         case LFUN_FILE_INSERT_ASCII_PARA:
 635         case LFUN_FILE_INSERT_ASCII: {
 636                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), cmd.argument, false);
 637                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), tmpstr, false))
 638                         cur.undispatched();
 639                 break;
 640         }
 641
 642         case LFUN_CUT:
 643                 if (tablemode(cur)) {
 644                         if (copySelection(cur)) {
 645                                 recordUndoInset(cur, Undo::DELETE);
 646                                 cutSelection(cur);
 647                         }
 648                 }
 649                 else
 650                         cell(cur.idx())->dispatch(cur, cmd);
 651                 break;
 652
 653         case LFUN_CHAR_DELETE_BACKWARD:
 654         case LFUN_CHAR_DELETE_FORWARD:
 655                 if (tablemode(cur)) {
 656                         recordUndoInset(cur, Undo::DELETE);
 657                         cutSelection(cur);
 658                 }
 659                 else
 660                         cell(cur.idx())->dispatch(cur, cmd);
 661                 break;
 662
 663         case LFUN_COPY:
 664                 if (!cur.selection())
 665                         break;
 666                 if (tablemode(cur)) {
 667                         finishUndo();
 668                         copySelection(cur);
 669                 } else
 670                         cell(cur.idx())->dispatch(cur, cmd);
 671                 break;
 672
 673         case LFUN_PRIMARY_SELECTION_PASTE: {
 674                 string const clip = cur.bv().getClipboard();
 675                 if (clip.empty())
 676                         break;
 677                 // pass to InsertAsciiString, but
 678                 // only if we have multi-cell content
 679                 if (clip.find_first_of("\t\n") != string::npos) {
 680                         if (insertAsciiString(cur.bv(), clip, false)) {
 681                                 // content has been replaced,
 682                                 // so cursor might be invalid
 683                                 cur.pos() = cur.lastpos();
 684                                 bvcur.setCursor(cur);
 685                                 break;
 686                         }
 687                 } else {
 688                         // so that the clipboard is used and it goes on
 689                         // to default
 690                         // and executes LFUN_PRIMARY_SELECTION_PASTE in insettext!
 691                         paste_tabular.reset();
 692                         dirtyTabularStack(false);
 693                 }
 694                 // fall through
 695         }
 696
 697         case LFUN_PASTE:
 698                 if (hasPasteBuffer() && tabularStackDirty()) {
 699                         recordUndoInset(cur, Undo::INSERT);
 700                         pasteSelection(cur);
 701                         break;
 702                 }
 703                 cell(cur.idx())->dispatch(cur, cmd);
 704                 // Reset pasted paragraphs:
 705                 if (tabular.getPWidth(cur.idx()).zero())
 706                         cell(cur.idx())->forceParagraphsToDefault(cur);
 707                 break;
 708
 709         case LFUN_FONT_EMPH:
 710         case LFUN_FONT_BOLD:
 711         case LFUN_FONT_ROMAN:
 712         case LFUN_FONT_NOUN:
 713         case LFUN_FONT_ITAL:
 714         case LFUN_FONT_FRAK:
 715         case LFUN_FONT_CODE:
 716         case LFUN_FONT_SANS:
 717         case LFUN_FONT_FREE_APPLY:
 718         case LFUN_FONT_FREE_UPDATE:
 719         case LFUN_FONT_SIZE:
 720         case LFUN_FONT_UNDERLINE:
 721         case LFUN_LANGUAGE:
 722         case LFUN_WORD_CAPITALIZE:
 723         case LFUN_WORD_UPCASE:
 724         case LFUN_WORD_LOWCASE:
 725         case LFUN_CHARS_TRANSPOSE:
 726                 if (tablemode(cur)) {
 727                         row_type rs, re;
 728                         col_type cs, ce;
 729                         getSelection(cur, rs, re, cs, ce);
 730                         for (row_type i = rs; i <= re; ++i) {
 731                                 for (col_type j = cs; j <= ce; ++j) {
 732                                         // cursor follows cell:
 733                                         cur.idx() = tabular.getCellNumber(i, j);
 734                                         // select this cell only:
 735                                         cur.pos() = 0;
 736                                         cur.resetAnchor();
 737                                         cur.pos() = cur.top().lastpos();
 738                                         cur.setCursor(cur);
 739                                         cur.setSelection();
 740                                         cell(cur.idx())->dispatch(cur, cmd);
 741                                 }
 742                         }
 743                         // Restore original selection
 744                         cur.idx() = tabular.getCellNumber(rs, cs);
 745                         cur.pos() = 0;
 746                         cur.resetAnchor();
 747                         cur.idx() = tabular.getCellNumber(re, ce);
 748                         cur.pos() = cur.top().lastpos();
 749                         cur.setCursor(cur);
 750                         cur.setSelection();
 751                         break;
 752                 } else {
 753                         cell(cur.idx())->dispatch(cur, cmd);
 754                         break;
 755                 }
 756         default:
 757                 // we try to handle this event in the insets dispatch function.
 758                 cell(cur.idx())->dispatch(cur, cmd);
 759                 break;
 760         }
 761
 762         resetPos(cur);
 763         InsetTabularMailer(*this).updateDialog(&cur.bv());
 764 }
 765
 766
 767 // function sets an object as defined in func_status.h:
 768 // states OK, Unknown, Disabled, On, Off.
 769 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 770         FuncStatus & status) const
 771 {
 772         switch (cmd.action) {
 773         case LFUN_TABULAR_FEATURE: {
 774                 int action = LyXTabular::LAST_ACTION;
 775                 int i = 0;
 776                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 777                         string const tmp = tabularFeature[i].feature;
 778                         if (tmp == cmd.argument.substr(0, tmp.length())) {
 779                                 action = tabularFeature[i].action;
 780                                 break;
 781                         }
 782                 }
 783                 if (action == LyXTabular::LAST_ACTION) {
 784                         status.clear();
 785                         status.unknown(true);
 786                         return true;
 787                 }
 788
 789                 string const argument
 790                         = ltrim(cmd.argument.substr(tabularFeature[i].feature.length()));
 791
 792                 row_type sel_row_start = 0;
 793                 row_type sel_row_end = 0;
 794                 col_type dummy;
 795                 LyXTabular::ltType dummyltt;
 796                 bool flag = true;
 797
 798                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 799
 800                 switch (action) {
 801                 case LyXTabular::SET_PWIDTH:
 802                 case LyXTabular::SET_MPWIDTH:
 803                 case LyXTabular::SET_SPECIAL_COLUMN:
 804                 case LyXTabular::SET_SPECIAL_MULTI:
 805                 case LyXTabular::APPEND_ROW:
 806                 case LyXTabular::APPEND_COLUMN:
 807                 case LyXTabular::DELETE_ROW:
 808                 case LyXTabular::DELETE_COLUMN:
 809                 case LyXTabular::SET_ALL_LINES:
 810                 case LyXTabular::UNSET_ALL_LINES:
 811                         status.clear();
 812                         return true;
 813
 814                 case LyXTabular::MULTICOLUMN:
 815                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 816                         break;
 817
 818                 case LyXTabular::M_TOGGLE_LINE_TOP:
 819                         flag = false;
 820                 case LyXTabular::TOGGLE_LINE_TOP:
 821                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 822                         break;
 823
 824                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 825                         flag = false;
 826                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 827                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 828                         break;
 829
 830                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 831                         flag = false;
 832                 case LyXTabular::TOGGLE_LINE_LEFT:
 833                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 834                         break;
 835
 836                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 837                         flag = false;
 838                 case LyXTabular::TOGGLE_LINE_RIGHT:
 839                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 840                         break;
 841
 842                 case LyXTabular::M_ALIGN_LEFT:
 843                         flag = false;
 844                 case LyXTabular::ALIGN_LEFT:
 845                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 846                         break;
 847
 848                 case LyXTabular::M_ALIGN_RIGHT:
 849                         flag = false;
 850                 case LyXTabular::ALIGN_RIGHT:
 851                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 852                         break;
 853
 854                 case LyXTabular::M_ALIGN_CENTER:
 855                         flag = false;
 856                 case LyXTabular::ALIGN_CENTER:
 857                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 858                         break;
 859
 860                 case LyXTabular::ALIGN_BLOCK:
 861                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 862                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 863                         break;
 864
 865                 case LyXTabular::M_VALIGN_TOP:
 866                         flag = false;
 867                 case LyXTabular::VALIGN_TOP:
 868                         status.setOnOff(
 869                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 870                         break;
 871
 872                 case LyXTabular::M_VALIGN_BOTTOM:
 873                         flag = false;
 874                 case LyXTabular::VALIGN_BOTTOM:
 875                         status.setOnOff(
 876                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 877                         break;
 878
 879                 case LyXTabular::M_VALIGN_MIDDLE:
 880                         flag = false;
 881                 case LyXTabular::VALIGN_MIDDLE:
 882                         status.setOnOff(
 883                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 884                         break;
 885
 886                 case LyXTabular::SET_LONGTABULAR:
 887                         status.setOnOff(tabular.isLongTabular());
 888                         break;
 889
 890                 case LyXTabular::UNSET_LONGTABULAR:
 891                         status.setOnOff(!tabular.isLongTabular());
 892                         break;
 893
 894                 case LyXTabular::SET_ROTATE_TABULAR:
 895                         status.setOnOff(tabular.getRotateTabular());
 896                         break;
 897
 898                 case LyXTabular::UNSET_ROTATE_TABULAR:
 899                         status.setOnOff(!tabular.getRotateTabular());
 900                         break;
 901
 902                 case LyXTabular::SET_ROTATE_CELL:
 903                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 904                         break;
 905
 906                 case LyXTabular::UNSET_ROTATE_CELL:
 907                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 908                         break;
 909
 910                 case LyXTabular::SET_USEBOX:
 911                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 912                         break;
 913
 914                 case LyXTabular::SET_LTFIRSTHEAD:
 915                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 916                         break;
 917
 918                 case LyXTabular::UNSET_LTFIRSTHEAD:
 919                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 920                         break;
 921
 922                 case LyXTabular::SET_LTHEAD:
 923                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 924                         break;
 925
 926                 case LyXTabular::UNSET_LTHEAD:
 927                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 928                         break;
 929
 930                 case LyXTabular::SET_LTFOOT:
 931                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 932                         break;
 933
 934                 case LyXTabular::UNSET_LTFOOT:
 935                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 936                         break;
 937
 938                 case LyXTabular::SET_LTLASTFOOT:
 939                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 940                         break;
 941
 942                 case LyXTabular::UNSET_LTLASTFOOT:
 943                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 944                         break;
 945
 946                 case LyXTabular::SET_LTNEWPAGE:
 947                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 948                         break;
 949
 950                 default:
 951                         status.clear();
 952                         status.enabled(false);
 953                         break;
 954                 }
 955                 return true;
 956         }
 957
 958         // These are only enabled inside tabular
 959         case LFUN_CELL_BACKWARD:
 960         case LFUN_CELL_FORWARD:
 961                 status.enabled(true);
 962                 return true;
 963
 964         // disable these with multiple cells selected
 965         case LFUN_INSET_INSERT:
 966         case LFUN_TABULAR_INSERT:
 967         case LFUN_CHARSTYLE_INSERT:
 968         case LFUN_FLOAT_INSERT:
 969         case LFUN_FLOAT_WIDE_INSERT:
 970         case LFUN_FOOTNOTE_INSERT:
 971         case LFUN_MARGINALNOTE_INSERT:
 972         case LFUN_MATH_INSERT:
 973         case LFUN_MATH_MODE:
 974         case LFUN_MATH_MUTATE:
 975         case LFUN_MATH_DISPLAY:
 976         case LFUN_NOTE_INSERT:
 977         case LFUN_OPTIONAL_INSERT:
 978         case LFUN_BOX_INSERT:
 979         case LFUN_BRANCH_INSERT:
 980         case LFUN_WRAP_INSERT:
 981         case LFUN_ERT_INSERT: {
 982                 if (tablemode(cur)) {
 983                         status.enabled(false);
 984                         return true;
 985                 } else
 986                         return cell(cur.idx())->getStatus(cur, cmd, status);
 987         }
 988
 989         // disable in non-fixed-width cells
 990         case LFUN_BREAK_LINE:
 991         case LFUN_BREAK_PARAGRAPH:
 992         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
 993         case LFUN_BREAK_PARAGRAPH_SKIP: {
 994                 if (tabular.getPWidth(cur.idx()).zero()) {
 995                         status.enabled(false);
 996                         return true;
 997                 } else
 998                         return cell(cur.idx())->getStatus(cur, cmd, status);
 999         }
1000
1001         case LFUN_PASTE:
1002                 if (tabularStackDirty()) {
1003                         status.enabled(true);
1004                         return true;
1005                 }
1006
1007         case LFUN_INSET_MODIFY:
1008                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1009                         status.enabled(true);
1010                         return true;
1011                 }
1012                 // Fall through
1013
1014         default:
1015                 // we try to handle this event in the insets dispatch function.
1016                 return cell(cur.idx())->getStatus(cur, cmd, status);
1017         }
1018 }
1019
1020
1021 int InsetTabular::latex(Buffer const & buf, ostream & os,
1022                         OutputParams const & runparams) const
1023 {
1024         return tabular.latex(buf, os, runparams);
1025 }
1026
1027
1028 int InsetTabular::plaintext(Buffer const & buf, ostream & os,
1029                         OutputParams const & runparams) const
1030 {
1031         int const dp = runparams.linelen ? runparams.depth : 0;
1032         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1033 }
1034
1035
1036 int InsetTabular::linuxdoc(Buffer const & buf, ostream & os,
1037                            OutputParams const & runparams) const
1038 {
1039         return tabular.linuxdoc(buf,os, runparams);
1040 }
1041
1042
1043 int InsetTabular::docbook(Buffer const & buf, ostream & os,
1044                           OutputParams const & runparams) const
1045 {
1046         int ret = 0;
1047         InsetBase * master = 0;
1048
1049 #ifdef WITH_WARNINGS
1050 #warning Why not pass a proper DocIterator here?
1051 #endif
1052 #if 0
1053         // if the table is inside a float it doesn't need the informaltable
1054         // wrapper. Search for it.
1055         for (master = owner(); master; master = master->owner())
1056                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1057                         break;
1058 #endif
1059
1060         if (!master) {
1061                 os << "<informaltable>";
1062                 ++ret;
1063         }
1064         ret += tabular.docbook(buf, os, runparams);
1065         if (!master) {
1066                 os << "</informaltable>";
1067                 ++ret;
1068         }
1069         return ret;
1070 }
1071
1072
1073 void InsetTabular::validate(LaTeXFeatures & features) const
1074 {
1075         tabular.validate(features);
1076 }
1077
1078
1079 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1080 {
1081         return tabular.getCellInset(idx);
1082 }
1083
1084
1085 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1086 {
1087         return tabular.getCellInset(idx);
1088 }
1089
1090
1091 void InsetTabular::cursorPos
1092         (CursorSlice const & sl, bool boundary, int & x, int & y) const
1093 {
1094         cell(sl.idx())->cursorPos(sl, boundary, x, y);
1095
1096         // y offset     correction
1097         int const row = tabular.row_of_cell(sl.idx());
1098         for (int i = 0; i <= row; ++i) {
1099                 if (i != 0) {
1100                         y += tabular.getAscentOfRow(i);
1101                         y += tabular.getAdditionalHeight(i);
1102                 }
1103                 if (i != row)
1104                         y += tabular.getDescentOfRow(i);
1105         }
1106
1107         // x offset correction
1108         int const col = tabular.column_of_cell(sl.idx());
1109         int idx = tabular.getCellNumber(row, 0);
1110         for (int j = 0; j < col; ++j) {
1111                 if (tabular.isPartOfMultiColumn(row, j))
1112                         continue;
1113                 x += tabular.getWidthOfColumn(idx);
1114                 ++idx;
1115         }
1116         x += tabular.getBeginningOfTextInCell(idx);
1117         x += ADD_TO_TABULAR_WIDTH;
1118         x += scx_;
1119 }
1120
1121
1122 int InsetTabular::dist(idx_type const cell, int x, int y) const
1123 {
1124         int xx = 0;
1125         int yy = 0;
1126         InsetBase const & inset = *tabular.getCellInset(cell);
1127         Point o = theCoords.getInsets().xy(&inset);
1128         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1129         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1130         int const ybeg = o.y_ - inset.ascent();
1131         row_type const row = tabular.row_of_cell(cell);
1132         int const rowheight = tabular.getAscentOfRow(row)
1133                         + tabular.getDescentOfRow(row);
1134         int const yend = ybeg + rowheight;
1135
1136         if (x < xbeg)
1137                 xx = xbeg - x;
1138         else if (x > xend)
1139                 xx = x - xend;
1140
1141         if (y < ybeg)
1142                 yy = ybeg - y;
1143         else if (y > yend)
1144                 yy = y - yend;
1145
1146         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1147         //       << " ybeg=" << ybeg << " yend=" << yend
1148         //       << " xx=" << xx << " yy=" << yy
1149         //       << " dist=" << xx + yy << endl;
1150         return xx + yy;
1151 }
1152
1153
1154 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1155 {
1156         //lyxerr << "InsetTabular::editXY: " << this << endl;
1157         cur.selection() = false;
1158         cur.push(*this);
1159         cur.idx() = getNearestCell(x, y);
1160         resetPos(cur);
1161         return cell(cur.idx())->text_.editXY(cur, x, y);
1162 }
1163
1164
1165 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1166 {
1167         cur.idx() = getNearestCell(x, y);
1168         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1169 }
1170
1171
1172 InsetTabular::idx_type InsetTabular::getNearestCell(int x, int y) const
1173 {
1174         idx_type idx_min = 0;
1175         int dist_min = std::numeric_limits<int>::max();
1176         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1177                 if (theCoords.getInsets().has(tabular.getCellInset(i).get())) {
1178                         int const d = dist(i, x, y);
1179                         if (d < dist_min) {
1180                                 dist_min = d;
1181                                 idx_min = i;
1182                         }
1183                 }
1184         }
1185         return idx_min;
1186 }
1187
1188
1189 int InsetTabular::getCellXPos(idx_type const cell) const
1190 {
1191         idx_type c = cell;
1192
1193         for (; !tabular.isFirstCellInRow(c); --c)
1194                 ;
1195         int lx = tabular.getWidthOfColumn(cell);
1196         for (; c < cell; ++c)
1197                 lx += tabular.getWidthOfColumn(c);
1198
1199         return lx - tabular.getWidthOfColumn(cell);
1200 }
1201
1202
1203 void InsetTabular::resetPos(LCursor & cur) const
1204 {
1205         BufferView & bv = cur.bv();
1206         int const maxwidth = bv.workWidth();
1207
1208         if (&cur.inset() != this) {
1209                 scx_ = 0;
1210         } else {
1211                 int const X1 = 0;
1212                 int const X2 = maxwidth;
1213                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1214                 int const x1 = xo() + getCellXPos(cur.idx()) + offset;
1215                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1216
1217                 if (x1 < X1)
1218                         scx_ = X1 + 20 - x1;
1219                 else if (x2 > X2)
1220                         scx_ = X2 - 20 - x2;
1221                 else
1222                         scx_ = 0;
1223         }
1224
1225         cur.needsUpdate();
1226
1227         InsetTabularMailer(*this).updateDialog(&bv);
1228 }
1229
1230
1231 void InsetTabular::moveNextCell(LCursor & cur)
1232 {
1233         if (isRightToLeft(cur)) {
1234                 if (tabular.isFirstCellInRow(cur.idx())) {
1235                         row_type const row = tabular.row_of_cell(cur.idx());
1236                         if (row == tabular.rows() - 1)
1237                                 return;
1238                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1239                 } else {
1240                         if (cur.idx() == 0)
1241                                 return;
1242                         --cur.idx();
1243                 }
1244         } else {
1245                 if (tabular.isLastCell(cur.idx()))
1246                         return;
1247                 ++cur.idx();
1248         }
1249         cur.pit() = 0;
1250         cur.pos() = 0;
1251         resetPos(cur);
1252 }
1253
1254
1255 void InsetTabular::movePrevCell(LCursor & cur)
1256 {
1257         if (isRightToLeft(cur)) {
1258                 if (tabular.isLastCellInRow(cur.idx())) {
1259                         row_type const row = tabular.row_of_cell(cur.idx());
1260                         if (row == 0)
1261                                 return;
1262                         cur.idx() = tabular.getFirstCellInRow(row);
1263                         cur.idx() = tabular.getCellAbove(cur.idx());
1264                 } else {
1265                         if (tabular.isLastCell(cur.idx()))
1266                                 return;
1267                         ++cur.idx();
1268                 }
1269         } else {
1270                 if (cur.idx() == 0) // first cell
1271                         return;
1272                 --cur.idx();
1273         }
1274         cur.pit() = cur.lastpit();
1275         cur.pos() = cur.lastpos();
1276         resetPos(cur);
1277 }
1278
1279
1280 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1281 {
1282         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1283
1284         int i = 0;
1285         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1286                 string const tmp = tabularFeature[i].feature;
1287
1288                 if (tmp == what.substr(0, tmp.length())) {
1289                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1290                         //tabularFeatures[i].feature.length())) {
1291                         action = tabularFeature[i].action;
1292                         break;
1293                 }
1294         }
1295         if (action == LyXTabular::LAST_ACTION)
1296                 return false;
1297
1298         string const val =
1299                 ltrim(what.substr(tabularFeature[i].feature.length()));
1300         tabularFeatures(cur, action, val);
1301         return true;
1302 }
1303
1304
1305 namespace {
1306
1307 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1308                           string const & special, bool & flag)
1309 {
1310         if (special == "dl_above") {
1311                 ltt.topDL = flag;
1312                 ltt.set = false;
1313         } else if (special == "dl_below") {
1314                 ltt.bottomDL = flag;
1315                 ltt.set = false;
1316         } else if (special == "empty") {
1317                 ltt.empty = flag;
1318                 ltt.set = false;
1319         } else if (flag) {
1320                 ltt.empty = false;
1321                 ltt.set = true;
1322         }
1323 }
1324
1325 } // anon namespace
1326
1327
1328 void InsetTabular::tabularFeatures(LCursor & cur,
1329         LyXTabular::Feature feature, string const & value)
1330 {
1331         BufferView & bv = cur.bv();
1332         col_type sel_col_start;
1333         col_type sel_col_end;
1334         row_type sel_row_start;
1335         row_type sel_row_end;
1336         bool setLines = false;
1337         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1338         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1339
1340         switch (feature) {
1341
1342         case LyXTabular::M_ALIGN_LEFT:
1343         case LyXTabular::ALIGN_LEFT:
1344                 setAlign = LYX_ALIGN_LEFT;
1345                 break;
1346
1347         case LyXTabular::M_ALIGN_RIGHT:
1348         case LyXTabular::ALIGN_RIGHT:
1349                 setAlign = LYX_ALIGN_RIGHT;
1350                 break;
1351
1352         case LyXTabular::M_ALIGN_CENTER:
1353         case LyXTabular::ALIGN_CENTER:
1354                 setAlign = LYX_ALIGN_CENTER;
1355                 break;
1356
1357         case LyXTabular::ALIGN_BLOCK:
1358                 setAlign = LYX_ALIGN_BLOCK;
1359                 break;
1360
1361         case LyXTabular::M_VALIGN_TOP:
1362         case LyXTabular::VALIGN_TOP:
1363                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1364                 break;
1365
1366         case LyXTabular::M_VALIGN_BOTTOM:
1367         case LyXTabular::VALIGN_BOTTOM:
1368                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1369                 break;
1370
1371         case LyXTabular::M_VALIGN_MIDDLE:
1372         case LyXTabular::VALIGN_MIDDLE:
1373                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1374                 break;
1375
1376         default:
1377                 break;
1378         }
1379
1380         recordUndoInset(cur, Undo::ATOMIC);
1381
1382         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1383         row_type const row = tabular.row_of_cell(cur.idx());
1384         col_type const column = tabular.column_of_cell(cur.idx());
1385         bool flag = true;
1386         LyXTabular::ltType ltt;
1387
1388         switch (feature) {
1389
1390         case LyXTabular::SET_PWIDTH: {
1391                 LyXLength const len(value);
1392                 tabular.setColumnPWidth(cur, cur.idx(), len);
1393                 if (len.zero()
1394                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1395                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1396                 break;
1397         }
1398
1399         case LyXTabular::SET_MPWIDTH:
1400                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1401                 break;
1402
1403         case LyXTabular::SET_SPECIAL_COLUMN:
1404         case LyXTabular::SET_SPECIAL_MULTI:
1405                 tabular.setAlignSpecial(cur.idx(),value,feature);
1406                 break;
1407
1408         case LyXTabular::APPEND_ROW:
1409                 // append the row into the tabular
1410                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1411                 break;
1412
1413         case LyXTabular::APPEND_COLUMN:
1414                 // append the column into the tabular
1415                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1416                 cur.idx() = tabular.getCellNumber(row, column);
1417                 break;
1418
1419         case LyXTabular::DELETE_ROW:
1420                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1421                         tabular.deleteRow(sel_row_start);
1422                 if (sel_row_start >= tabular.rows())
1423                         --sel_row_start;
1424                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1425                 cur.pit() = 0;
1426                 cur.pos() = 0;
1427                 cur.selection() = false;
1428                 break;
1429
1430         case LyXTabular::DELETE_COLUMN:
1431                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1432                         tabular.deleteColumn(sel_col_start);
1433                 if (sel_col_start >= tabular.columns())
1434                         --sel_col_start;
1435                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1436                 cur.pit() = 0;
1437                 cur.pos() = 0;
1438                 cur.selection() = false;
1439                 break;
1440
1441         case LyXTabular::M_TOGGLE_LINE_TOP:
1442                 flag = false;
1443         case LyXTabular::TOGGLE_LINE_TOP: {
1444                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1445                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1446                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1447                                 tabular.setTopLine(
1448                                         tabular.getCellNumber(i, j),
1449                                         lineSet, flag);
1450                 break;
1451         }
1452
1453         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1454                 flag = false;
1455         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1456                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1457                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1458                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1459                                 tabular.setBottomLine(
1460                                         tabular.getCellNumber(i, j),
1461                                         lineSet,
1462                                         flag);
1463                 break;
1464         }
1465
1466         case LyXTabular::M_TOGGLE_LINE_LEFT:
1467                 flag = false;
1468         case LyXTabular::TOGGLE_LINE_LEFT: {
1469                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1470                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1471                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1472                                 tabular.setLeftLine(
1473                                         tabular.getCellNumber(i,j),
1474                                         lineSet,
1475                                         flag);
1476                 break;
1477         }
1478
1479         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1480                 flag = false;
1481         case LyXTabular::TOGGLE_LINE_RIGHT: {
1482                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1483                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1484                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1485                                 tabular.setRightLine(
1486                                         tabular.getCellNumber(i,j),
1487                                         lineSet,
1488                                         flag);
1489                 break;
1490         }
1491
1492         case LyXTabular::M_ALIGN_LEFT:
1493         case LyXTabular::M_ALIGN_RIGHT:
1494         case LyXTabular::M_ALIGN_CENTER:
1495                 flag = false;
1496         case LyXTabular::ALIGN_LEFT:
1497         case LyXTabular::ALIGN_RIGHT:
1498         case LyXTabular::ALIGN_CENTER:
1499         case LyXTabular::ALIGN_BLOCK:
1500                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1501                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1502                                 tabular.setAlignment(
1503                                         tabular.getCellNumber(i, j),
1504                                         setAlign,
1505                                         flag);
1506                 break;
1507
1508         case LyXTabular::M_VALIGN_TOP:
1509         case LyXTabular::M_VALIGN_BOTTOM:
1510         case LyXTabular::M_VALIGN_MIDDLE:
1511                 flag = false;
1512         case LyXTabular::VALIGN_TOP:
1513         case LyXTabular::VALIGN_BOTTOM:
1514         case LyXTabular::VALIGN_MIDDLE:
1515                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1516                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1517                                 tabular.setVAlignment(
1518                                         tabular.getCellNumber(i, j),
1519                                         setVAlign, flag);
1520                 break;
1521
1522         case LyXTabular::MULTICOLUMN: {
1523                 if (sel_row_start != sel_row_end) {
1524 #ifdef WITH_WARNINGS
1525 #warning Need I say it ? This is horrible.
1526 #endif
1527                         Alert::error(_("Error setting multicolumn"),
1528                                    _("You cannot set multicolumn vertically."));
1529                         return;
1530                 }
1531                 if (!cur.selection()) {
1532                         // just multicol for one single cell
1533                         // check whether we are completely in a multicol
1534                         if (tabular.isMultiColumn(cur.idx()))
1535                                 tabular.unsetMultiColumn(cur.idx());
1536                         else
1537                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1538                         break;
1539                 }
1540                 // we have a selection so this means we just add all this
1541                 // cells to form a multicolumn cell
1542                 idx_type const s_start = cur.selBegin().idx();
1543                 idx_type const s_end = cur.selEnd().idx();
1544                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1545                 cur.idx() = s_start;
1546                 cur.pit() = 0;
1547                 cur.pos() = 0;
1548                 cur.selection() = false;
1549                 break;
1550         }
1551
1552         case LyXTabular::SET_ALL_LINES:
1553                 setLines = true;
1554         case LyXTabular::UNSET_ALL_LINES:
1555                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1556                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1557                                 tabular.setAllLines(
1558                                         tabular.getCellNumber(i,j), setLines);
1559                 break;
1560
1561         case LyXTabular::SET_LONGTABULAR:
1562                 tabular.setLongTabular(true);
1563                 break;
1564
1565         case LyXTabular::UNSET_LONGTABULAR:
1566                 tabular.setLongTabular(false);
1567                 break;
1568
1569         case LyXTabular::SET_ROTATE_TABULAR:
1570                 tabular.setRotateTabular(true);
1571                 break;
1572
1573         case LyXTabular::UNSET_ROTATE_TABULAR:
1574                 tabular.setRotateTabular(false);
1575                 break;
1576
1577         case LyXTabular::SET_ROTATE_CELL:
1578                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1579                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1580                                 tabular.setRotateCell(
1581                                         tabular.getCellNumber(i, j), true);
1582                 break;
1583
1584         case LyXTabular::UNSET_ROTATE_CELL:
1585                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1586                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1587                                 tabular.setRotateCell(
1588                                         tabular.getCellNumber(i, j), false);
1589                 break;
1590
1591         case LyXTabular::SET_USEBOX: {
1592                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1593                 if (val == tabular.getUsebox(cur.idx()))
1594                         val = LyXTabular::BOX_NONE;
1595                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1596                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1597                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1598                 break;
1599         }
1600
1601         case LyXTabular::UNSET_LTFIRSTHEAD:
1602                 flag = false;
1603         case LyXTabular::SET_LTFIRSTHEAD:
1604                 tabular.getRowOfLTFirstHead(row, ltt);
1605                 checkLongtableSpecial(ltt, value, flag);
1606                 tabular.setLTHead(row, flag, ltt, true);
1607                 break;
1608
1609         case LyXTabular::UNSET_LTHEAD:
1610                 flag = false;
1611         case LyXTabular::SET_LTHEAD:
1612                 tabular.getRowOfLTHead(row, ltt);
1613                 checkLongtableSpecial(ltt, value, flag);
1614                 tabular.setLTHead(row, flag, ltt, false);
1615                 break;
1616
1617         case LyXTabular::UNSET_LTFOOT:
1618                 flag = false;
1619         case LyXTabular::SET_LTFOOT:
1620                 tabular.getRowOfLTFoot(row, ltt);
1621                 checkLongtableSpecial(ltt, value, flag);
1622                 tabular.setLTFoot(row, flag, ltt, false);
1623                 break;
1624
1625         case LyXTabular::UNSET_LTLASTFOOT:
1626                 flag = false;
1627         case LyXTabular::SET_LTLASTFOOT:
1628                 tabular.getRowOfLTLastFoot(row, ltt);
1629                 checkLongtableSpecial(ltt, value, flag);
1630                 tabular.setLTFoot(row, flag, ltt, true);
1631                 break;
1632
1633         case LyXTabular::SET_LTNEWPAGE:
1634                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1635                 break;
1636
1637         // dummy stuff just to avoid warnings
1638         case LyXTabular::LAST_ACTION:
1639                 break;
1640         }
1641
1642         InsetTabularMailer(*this).updateDialog(&bv);
1643 }
1644
1645
1646 bool InsetTabular::showInsetDialog(BufferView * bv) const
1647 {
1648         InsetTabularMailer(*this).showDialog(bv);
1649         return true;
1650 }
1651
1652
1653 void InsetTabular::openLayoutDialog(BufferView * bv) const
1654 {
1655         InsetTabularMailer(*this).showDialog(bv);
1656 }
1657
1658
1659 bool InsetTabular::copySelection(LCursor & cur)
1660 {
1661         if (!cur.selection())
1662                 return false;
1663
1664         row_type rs, re;
1665         col_type cs, ce;
1666         getSelection(cur, rs, re, cs, ce);
1667
1668         paste_tabular.reset(new LyXTabular(tabular));
1669
1670         for (row_type i = 0; i < rs; ++i)
1671                 paste_tabular->deleteRow(0);
1672
1673         row_type const rows = re - rs + 1;
1674         while (paste_tabular->rows() > rows)
1675                 paste_tabular->deleteRow(rows);
1676
1677         paste_tabular->setTopLine(0, true, true);
1678         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1679                                      true, true);
1680
1681         for (col_type i = 0; i < cs; ++i)
1682                 paste_tabular->deleteColumn(0);
1683
1684         col_type const columns = ce - cs + 1;
1685         while (paste_tabular->columns() > columns)
1686                 paste_tabular->deleteColumn(columns);
1687
1688         paste_tabular->setLeftLine(0, true, true);
1689         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1690                                     true, true);
1691
1692         ostringstream os;
1693         OutputParams const runparams;
1694         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1695         cur.bv().stuffClipboard(os.str());
1696         // mark tabular stack dirty
1697         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1698         // when we (hopefully) have a one-for-all paste mechanism.
1699         lyx::cap::dirtyTabularStack(true);
1700
1701         return true;
1702 }
1703
1704
1705 bool InsetTabular::pasteSelection(LCursor & cur)
1706 {
1707         if (!paste_tabular)
1708                 return false;
1709         col_type const actcol = tabular.column_of_cell(cur.idx());
1710         row_type const actrow = tabular.row_of_cell(cur.idx());
1711         for (row_type r1 = 0, r2 = actrow;
1712              r1 < paste_tabular->rows() && r2 < tabular.rows();
1713              ++r1, ++r2) {
1714                 for (col_type c1 = 0, c2 = actcol;
1715                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1716                     ++c1, ++c2) {
1717                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1718                             tabular.isPartOfMultiColumn(r2, c2))
1719                                 continue;
1720                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1721                                 --c2;
1722                                 continue;
1723                         }
1724                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1725                                 --c1;
1726                                 continue;
1727                         }
1728                         shared_ptr<InsetText> inset(
1729                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1730                         tabular.setCellInset(r2, c2, inset);
1731                         inset->markNew();
1732                         cur.pos() = 0;
1733                 }
1734         }
1735         return true;
1736 }
1737
1738
1739 void InsetTabular::cutSelection(LCursor & cur)
1740 {
1741         if (!cur.selection())
1742                 return;
1743
1744         row_type rs, re;
1745         col_type cs, ce;
1746         getSelection(cur, rs, re, cs, ce);
1747         for (row_type i = rs; i <= re; ++i) {
1748                 for (col_type j = cs; j <= ce; ++j) {
1749                         shared_ptr<InsetText> t
1750                                 = cell(tabular.getCellNumber(i, j));
1751                         if (cur.buffer().params().tracking_changes)
1752                                 t->markErased(true);
1753                         else
1754                                 t->clear();
1755                 }
1756         }
1757
1758         // cursor position might be invalid now
1759         cur.pos() = cur.lastpos();
1760         cur.clearSelection();
1761 }
1762
1763
1764 bool InsetTabular::isRightToLeft(LCursor & cur) const
1765 {
1766         BOOST_ASSERT(cur.depth() > 1);
1767         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1768         LCursor::pos_type const parentpos = cur[cur.depth() - 2].pos();
1769         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1770                                          parentpos).language()->rightToLeft();
1771 }
1772
1773
1774 void InsetTabular::getSelection(LCursor & cur,
1775         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1776 {
1777         CursorSlice const & beg = cur.selBegin();
1778         CursorSlice const & end = cur.selEnd();
1779         cs = tabular.column_of_cell(beg.idx());
1780         ce = tabular.column_of_cell(end.idx());
1781         if (cs > ce) {
1782                 ce = cs;
1783                 cs = tabular.column_of_cell(end.idx());
1784         } else {
1785                 ce = tabular.right_column_of_cell(end.idx());
1786         }
1787
1788         rs = tabular.row_of_cell(beg.idx());
1789         re = tabular.row_of_cell(end.idx());
1790         if (rs > re)
1791                 swap(rs, re);
1792 }
1793
1794
1795 LyXText * InsetTabular::getText(int idx) const
1796 {
1797         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1798 }
1799
1800
1801 void InsetTabular::markErased(bool erased)
1802 {
1803         for (idx_type idx = 0; idx < nargs(); ++idx)
1804                 cell(idx)->markErased(erased);
1805 }
1806
1807
1808 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1809 {
1810         return tabular.getPWidth(cell).zero();
1811 }
1812
1813
1814 bool InsetTabular::insertAsciiString(BufferView & bv, string const & buf,
1815                                      bool usePaste)
1816 {
1817         if (buf.length() <= 0)
1818                 return true;
1819
1820         col_type cols = 1;
1821         row_type rows = 1;
1822         col_type maxCols = 1;
1823         string::size_type const len = buf.length();
1824         string::size_type p = 0;
1825
1826         while (p < len && (p = buf.find_first_of("\t\n", p)) != string::npos) {
1827                 switch (buf[p]) {
1828                 case '\t':
1829                         ++cols;
1830                         break;
1831                 case '\n':
1832                         if (p + 1 < len)
1833                                 ++rows;
1834                         maxCols = max(cols, maxCols);
1835                         cols = 1;
1836                         break;
1837                 }
1838                 ++p;
1839         }
1840         maxCols = max(cols, maxCols);
1841         LyXTabular * loctab;
1842         idx_type cell = 0;
1843         col_type ocol = 0;
1844         row_type row = 0;
1845         if (usePaste) {
1846                 paste_tabular.reset(
1847                         new LyXTabular(bv.buffer()->params(), rows, maxCols));
1848                 loctab = paste_tabular.get();
1849                 cols = 0;
1850                 dirtyTabularStack(true);
1851         } else {
1852                 loctab = &tabular;
1853                 cell = bv.cursor().idx();
1854                 ocol = tabular.column_of_cell(cell);
1855                 row = tabular.row_of_cell(cell);
1856         }
1857
1858         string::size_type op = 0;
1859         idx_type const cells = loctab->getNumberOfCells();
1860         p = 0;
1861         cols = ocol;
1862         rows = loctab->rows();
1863         col_type const columns = loctab->columns();
1864
1865         while (cell < cells && p < len && row < rows &&
1866                (p = buf.find_first_of("\t\n", p)) != string::npos)
1867         {
1868                 if (p >= len)
1869                         break;
1870                 switch (buf[p]) {
1871                 case '\t':
1872                         // we can only set this if we are not too far right
1873                         if (cols < columns) {
1874                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1875                                 inset->setViewCache(&bv);
1876                                 Paragraph & par = inset->text_.getPar(0);
1877                                 LyXFont const font = inset->text_.getFont(par, 0);
1878                                 inset->setText(buf.substr(op, p - op), font);
1879                                 ++cols;
1880                                 ++cell;
1881                         }
1882                         break;
1883                 case '\n':
1884                         // we can only set this if we are not too far right
1885                         if (cols < columns) {
1886                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
1887                                 inset->setViewCache(&bv);
1888                                 Paragraph & par = inset->text_.getPar(0);
1889                                 LyXFont const font = inset->text_.getFont(par, 0);
1890                                 inset->setText(buf.substr(op, p - op), font);
1891                         }
1892                         cols = ocol;
1893                         ++row;
1894                         if (row < rows)
1895                                 cell = loctab->getCellNumber(row, cols);
1896                         break;
1897                 }
1898                 ++p;
1899                 op = p;
1900         }
1901         // check for the last cell if there is no trailing '\n'
1902         if (cell < cells && op < len) {
1903                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1904                 inset->setViewCache(&bv);
1905                 Paragraph & par = inset->text_.getPar(0);
1906                 LyXFont const font = inset->text_.getFont(par, 0);
1907                 inset->setText(buf.substr(op, len - op), font);
1908         }
1909         return true;
1910 }
1911
1912
1913 void InsetTabular::addPreview(PreviewLoader & loader) const
1914 {
1915         row_type const rows = tabular.rows();
1916         col_type const columns = tabular.columns();
1917         for (row_type i = 0; i < rows; ++i) {
1918                 for (col_type j = 0; j < columns; ++j)
1919                         tabular.getCellInset(i, j)->addPreview(loader);
1920         }
1921 }
1922
1923
1924 bool InsetTabular::tablemode(LCursor & cur) const
1925 {
1926         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
1927 }
1928
1929
1930
1931
1932
1933 string const InsetTabularMailer::name_("tabular");
1934
1935 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
1936         : inset_(const_cast<InsetTabular &>(inset))
1937 {}
1938
1939
1940 string const InsetTabularMailer::inset2string(Buffer const &) const
1941 {
1942         return params2string(inset_);
1943 }
1944
1945
1946 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
1947 {
1948         istringstream data(in);
1949         LyXLex lex(0,0);
1950         lex.setStream(data);
1951
1952         if (in.empty())
1953                 return;
1954
1955         string token;
1956         lex >> token;
1957         if (!lex || token != name_)
1958                 return print_mailer_error("InsetTabularMailer", in, 1,
1959                                           name_);
1960
1961         // This is part of the inset proper that is usually swallowed
1962         // by Buffer::readInset
1963         lex >> token;
1964         if (!lex || token != "Tabular")
1965                 return print_mailer_error("InsetTabularMailer", in, 2,
1966                                           "Tabular");
1967
1968         Buffer const & buffer = inset.buffer();
1969         inset.read(buffer, lex);
1970 }
1971
1972
1973 string const InsetTabularMailer::params2string(InsetTabular const & inset)
1974 {
1975         ostringstream data;
1976         data << name_ << ' ';
1977         inset.write(inset.buffer(), data);
1978         data << "\\end_inset\n";
1979         return data.str();
1980 }