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 "coordcache.h"
  20 #include "debug.h"
  21 #include "dispatchresult.h"
  22 #include "funcrequest.h"
  23 #include "FuncStatus.h"
  24 #include "gettext.h"
  25 #include "language.h"
  26 #include "LColor.h"
  27 #include "lyx_cb.h"
  28 #include "lyxlex.h"
  29 #include "metricsinfo.h"
  30 #include "outputparams.h"
  31 #include "paragraph.h"
  32 #include "paragraph_funcs.h"
  33 #include "ParagraphParameters.h"
  34 #include "undo.h"
  35
  36 #include "support/convert.h"
  37
  38 #include "frontends/Alert.h"
  39 #include "frontends/font_metrics.h"
  40 #include "frontends/LyXView.h"
  41 #include "frontends/Painter.h"
  42 #include "frontends/nullpainter.h"
  43
  44 #include <sstream>
  45 #include <iostream>
  46 #include <limits>
  47
  48 using lyx::graphics::PreviewLoader;
  49
  50 using lyx::support::ltrim;
  51
  52 using boost::shared_ptr;
  53
  54 using std::auto_ptr;
  55 using std::endl;
  56 using std::max;
  57 using std::string;
  58 using std::istringstream;
  59 using std::ostream;
  60 using std::ostringstream;
  61 using std::swap;
  62 using std::vector;
  63
  64
  65 namespace {
  66
  67 int const ADD_TO_HEIGHT = 2;
  68 int const ADD_TO_TABULAR_WIDTH = 2;
  69
  70 ///
  71 boost::scoped_ptr<LyXTabular> paste_tabular;
  72
  73
  74 struct TabularFeature {
  75         LyXTabular::Feature action;
  76         string feature;
  77 };
  78
  79
  80 TabularFeature tabularFeature[] =
  81 {
  82         { LyXTabular::APPEND_ROW, "append-row" },
  83         { LyXTabular::APPEND_COLUMN, "append-column" },
  84         { LyXTabular::DELETE_ROW, "delete-row" },
  85         { LyXTabular::DELETE_COLUMN, "delete-column" },
  86         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
  87         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
  88         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
  89         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
  90         { LyXTabular::ALIGN_LEFT, "align-left" },
  91         { LyXTabular::ALIGN_RIGHT, "align-right" },
  92         { LyXTabular::ALIGN_CENTER, "align-center" },
  93         { LyXTabular::ALIGN_BLOCK, "align-block" },
  94         { LyXTabular::VALIGN_TOP, "valign-top" },
  95         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
  96         { LyXTabular::VALIGN_MIDDLE, "valign-middle" },
  97         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
  98         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
  99         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
 100         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
 101         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
 102         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
 103         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
 104         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
 105         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 106         { LyXTabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 107         { LyXTabular::MULTICOLUMN, "multicolumn" },
 108         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
 109         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
 110         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
 111         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
 112         { LyXTabular::SET_PWIDTH, "set-pwidth" },
 113         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
 114         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 115         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 116         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 117         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 118         { LyXTabular::SET_USEBOX, "set-usebox" },
 119         { LyXTabular::SET_LTHEAD, "set-lthead" },
 120         { LyXTabular::UNSET_LTHEAD, "unset-lthead" },
 121         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 122         { LyXTabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 123         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 124         { LyXTabular::UNSET_LTFOOT, "unset-ltfoot" },
 125         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 126         { LyXTabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 127         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 128         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 129         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 130         { LyXTabular::LAST_ACTION, "" }
 131 };
 132
 133
 134 class FeatureEqual : public std::unary_function<TabularFeature, bool> {
 135 public:
 136         FeatureEqual(LyXTabular::Feature feature)
 137                 : feature_(feature) {}
 138         bool operator()(TabularFeature const & tf) const {
 139                 return tf.action == feature_;
 140         }
 141 private:
 142         LyXTabular::Feature feature_;
 143 };
 144
 145 } // namespace anon
 146
 147
 148 string const featureAsString(LyXTabular::Feature feature)
 149 {
 150         TabularFeature * end = tabularFeature +
 151                 sizeof(tabularFeature) / sizeof(TabularFeature);
 152         TabularFeature * it = std::find_if(tabularFeature, end,
 153                                            FeatureEqual(feature));
 154         return (it == end) ? string() : it->feature;
 155 }
 156
 157
 158 bool InsetTabular::hasPasteBuffer() const
 159 {
 160         return (paste_tabular.get() != 0);
 161 }
 162
 163
 164 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
 165                            col_type columns)
 166         : tabular(buf.params(), max(rows, row_type(1)),
 167           max(columns, col_type(1))), buffer_(&buf), cursorx_(0)
 168 {}
 169
 170
 171 InsetTabular::InsetTabular(InsetTabular const & tab)
 172         : UpdatableInset(tab), tabular(tab.tabular),
 173                 buffer_(tab.buffer_), cursorx_(0)
 174 {}
 175
 176
 177 InsetTabular::~InsetTabular()
 178 {
 179         InsetTabularMailer(*this).hideDialog();
 180 }
 181
 182
 183 auto_ptr<InsetBase> InsetTabular::doClone() const
 184 {
 185         return auto_ptr<InsetBase>(new InsetTabular(*this));
 186 }
 187
 188
 189 Buffer const & InsetTabular::buffer() const
 190 {
 191         return *buffer_;
 192 }
 193
 194
 195 void InsetTabular::buffer(Buffer const * b)
 196 {
 197         buffer_ = b;
 198 }
 199
 200
 201 void InsetTabular::write(Buffer const & buf, ostream & os) const
 202 {
 203         os << "Tabular" << endl;
 204         tabular.write(buf, os);
 205 }
 206
 207
 208 void InsetTabular::read(Buffer const & buf, LyXLex & lex)
 209 {
 210         bool const old_format = (lex.getString() == "\\LyXTable");
 211
 212         tabular.read(buf, lex);
 213
 214         if (old_format)
 215                 return;
 216
 217         lex.next();
 218         string token = lex.getString();
 219         while (lex.isOK() && (token != "\\end_inset")) {
 220                 lex.next();
 221                 token = lex.getString();
 222         }
 223         if (token != "\\end_inset") {
 224                 lex.printError("Missing \\end_inset at this point. "
 225                                "Read: `$$Token'");
 226         }
 227 }
 228
 229
 230 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
 231 {
 232         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
 233         //      mi.base.textwidth << "\n";
 234         if (!mi.base.bv) {
 235                 lyxerr << "InsetTabular::metrics: need bv" << endl;
 236                 BOOST_ASSERT(false);
 237         }
 238
 239         row_type i = 0;
 240         for (idx_type cell = 0; i < tabular.rows(); ++i) {
 241                 int maxAsc = 0;
 242                 int maxDesc = 0;
 243                 for (col_type j = 0; j < tabular.columns(); ++j) {
 244                         if (tabular.isPartOfMultiColumn(i, j))
 245                                 continue;
 246                         Dimension dim;
 247                         MetricsInfo m = mi;
 248                         LyXLength p_width = tabular.column_info[j].p_width;
 249                         if (!p_width.zero())
 250                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
 251                         tabular.getCellInset(cell)->metrics(m, dim);
 252                         if (!p_width.zero())
 253                                 dim.wid = m.base.textwidth;
 254                         maxAsc  = max(maxAsc, dim.asc);
 255                         maxDesc = max(maxDesc, dim.des);
 256                         tabular.setWidthOfCell(cell, dim.wid);
 257                         ++cell;
 258                 }
 259                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT);
 260                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT);
 261         }
 262
 263         dim.asc = tabular.getAscentOfRow(0);
 264         dim.des = tabular.getHeightOfTabular() - dim.asc;
 265         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
 266         dim_ = dim;
 267 }
 268
 269
 270 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 271 {
 272         setPosCache(pi, x, y);
 273
 274         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 275         BufferView * bv = pi.base.bv;
 276
 277         static NullPainter nop;
 278         static PainterInfo nullpi(bv, nop);
 279
 280         resetPos(bv->cursor());
 281
 282         x += scroll();
 283         x += ADD_TO_TABULAR_WIDTH;
 284
 285         idx_type idx = 0;
 286         first_visible_cell = LyXTabular::npos;
 287         for (row_type i = 0; i < tabular.rows(); ++i) {
 288                 int nx = x;
 289                 int const a = tabular.getAscentOfRow(i);
 290                 int const d = tabular.getDescentOfRow(i);
 291                 idx = tabular.getCellNumber(i, 0);
 292                 for (col_type j = 0; j < tabular.columns(); ++j) {
 293                         if (tabular.isPartOfMultiColumn(i, j))
 294                                 continue;
 295                         if (first_visible_cell == LyXTabular::npos)
 296                                 first_visible_cell = idx;
 297
 298                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 299                         if (nx + tabular.getWidthOfColumn(idx) < 0
 300                             || nx > bv->workWidth()
 301                             || y + d < 0
 302                             || y - a > bv->workHeight()) {
 303                                 cell(idx)->draw(nullpi, cx, y);
 304                                 drawCellLines(nop, nx, y, i, idx);
 305                         } else {
 306                                 cell(idx)->draw(pi, cx, y);
 307                                 drawCellLines(pi.pain, nx, y, i, idx);
 308                         }
 309                         nx += tabular.getWidthOfColumn(idx);
 310                         ++idx;
 311                 }
 312
 313                 if (i + 1 < tabular.rows())
 314                         y += d + tabular.getAscentOfRow(i + 1) +
 315                                 tabular.getAdditionalHeight(i + 1);
 316         }
 317 }
 318
 319
 320 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 321 {
 322         setPosCache(pi, x, y);
 323
 324         LCursor & cur = pi.base.bv->cursor();
 325         if (!cur.selection())
 326                 return;
 327         if (!ptr_cmp(&cur.inset(), this))
 328                 return;
 329
 330         resetPos(cur);
 331
 332         x += scroll();
 333         x += ADD_TO_TABULAR_WIDTH;
 334
 335         if (tablemode(cur)) {
 336                 row_type rs, re;
 337                 col_type cs, ce;
 338                 getSelection(cur, rs, re, cs, ce);
 339                 y -= tabular.getAscentOfRow(0);
 340                 for (row_type j = 0; j < tabular.rows(); ++j) {
 341                         int const a = tabular.getAscentOfRow(j);
 342                         int const h = a + tabular.getDescentOfRow(j);
 343                         int xx = x;
 344                         y += tabular.getAdditionalHeight(j);
 345                         for (col_type i = 0; i < tabular.columns(); ++i) {
 346                                 if (tabular.isPartOfMultiColumn(j, i))
 347                                         continue;
 348                                 idx_type const cell =
 349                                         tabular.getCellNumber(j, i);
 350                                 int const w = tabular.getWidthOfColumn(cell);
 351                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 352                                         pi.pain.fillRectangle(xx, y, w, h,
 353                                                               LColor::selection);
 354                                 xx += w;
 355
 356                         }
 357                         y += h;
 358                 }
 359
 360         } else {
 361                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 362         }
 363 }
 364
 365
 366 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 367                                  row_type row, idx_type cell) const
 368 {
 369         int x2 = x + tabular.getWidthOfColumn(cell);
 370         bool on_off = false;
 371
 372         if (!tabular.topAlreadyDrawn(cell)) {
 373                 on_off = !tabular.topLine(cell);
 374                 pain.line(x, y - tabular.getAscentOfRow(row),
 375                           x2, y -  tabular.getAscentOfRow(row),
 376                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 377                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 378         }
 379         on_off = !tabular.bottomLine(cell);
 380         pain.line(x, y + tabular.getDescentOfRow(row),
 381                   x2, y + tabular.getDescentOfRow(row),
 382                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 383                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 384         if (!tabular.leftAlreadyDrawn(cell)) {
 385                 on_off = !tabular.leftLine(cell);
 386                 pain.line(x, y -  tabular.getAscentOfRow(row),
 387                           x, y +  tabular.getDescentOfRow(row),
 388                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 389                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 390         }
 391         on_off = !tabular.rightLine(cell);
 392         pain.line(x2 - tabular.getAdditionalWidth(cell),
 393                   y -  tabular.getAscentOfRow(row),
 394                   x2 - tabular.getAdditionalWidth(cell),
 395                   y +  tabular.getDescentOfRow(row),
 396                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 397                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 398 }
 399
 400
 401 string const InsetTabular::editMessage() const
 402 {
 403         return _("Opened table");
 404 }
 405
 406
 407 void InsetTabular::edit(LCursor & cur, bool left)
 408 {
 409         lyxerr << "InsetTabular::edit: " << this << endl;
 410         finishUndo();
 411         cur.selection() = false;
 412         cur.push(*this);
 413         if (left) {
 414                 if (isRightToLeft(cur))
 415                         cur.idx() = tabular.getLastCellInRow(0);
 416                 else
 417                         cur.idx() = 0;
 418                 cur.pit() = 0;
 419                 cur.pos() = 0;
 420         } else {
 421                 if (isRightToLeft(cur))
 422                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 423                 else
 424                         cur.idx() = tabular.getNumberOfCells() - 1;
 425                 cur.pit() = 0;
 426                 cur.pos() = cur.lastpos(); // FIXME crude guess
 427         }
 428         // this accesses the position cache before it is initialized
 429         //resetPos(cur);
 430         //cur.bv().fitCursor();
 431 }
 432
 433
 434 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 435 {
 436         //lyxerr << "# InsetTabular::dispatch: cmd: " << cmd << endl;
 437         //lyxerr << "  cur:\n" << cur << endl;
 438         CursorSlice sl = cur.top();
 439         LCursor & bvcur = cur.bv().cursor();
 440
 441         switch (cmd.action) {
 442
 443         case LFUN_MOUSE_PRESS:
 444                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 445
 446                 if (cmd.button() == mouse_button::button1) {
 447                         cur.selection() = false;
 448                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 449                         cur.resetAnchor();
 450                         bvcur = cur;
 451                         break;
 452                 }
 453
 454                 if (cmd.button() == mouse_button::button2) {
 455                         // FIXME: pasting multiple cells (with insettabular's own
 456                         // LFUN_PASTESELECTION still does not work! (jspitzm)
 457                         cmd = FuncRequest(LFUN_PASTESELECTION, "paragraph");
 458                         cell(cur.idx())->dispatch(cur, cmd);
 459                         break;
 460                 }
 461
 462                 // we'll pop up the table dialog on release
 463                 if (cmd.button() == mouse_button::button3)
 464                         break;
 465                 break;
 466
 467         case LFUN_MOUSE_MOTION:
 468                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 469                 if (cmd.button() == mouse_button::button1) {
 470                         // only accept motions to places not deeper nested than the real anchor
 471                         if (bvcur.anchor_.hasPart(cur)) {
 472                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 473                                 bvcur.setCursor(cur);
 474                                 bvcur.selection() = true;
 475                         } else
 476                                 cur.undispatched();
 477                 }
 478                 break;
 479
 480         case LFUN_MOUSE_RELEASE:
 481                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 482                 if (cmd.button() == mouse_button::button3)
 483                         InsetTabularMailer(*this).showDialog(&cur.bv());
 484                 break;
 485
 486         case LFUN_CELL_BACKWARD:
 487                 movePrevCell(cur);
 488                 cur.selection() = false;
 489                 break;
 490
 491         case LFUN_CELL_FORWARD:
 492                 moveNextCell(cur);
 493                 cur.selection() = false;
 494                 break;
 495
 496         case LFUN_RIGHTSEL:
 497         case LFUN_RIGHT:
 498                 cell(cur.idx())->dispatch(cur, cmd);
 499                 cur.dispatched(); // override the cell's decision
 500                 if (sl == cur.top())
 501                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 502                 if (sl == cur.top()) {
 503                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 504                         cur.undispatched();
 505                         resetPos(cur);
 506                 }
 507                 break;
 508
 509         case LFUN_LEFTSEL:
 510         case LFUN_LEFT:
 511                 cell(cur.idx())->dispatch(cur, cmd);
 512                 cur.dispatched(); // override the cell's decision
 513                 if (sl == cur.top())
 514                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 515                 if (sl == cur.top()) {
 516                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
 517                         cur.undispatched();
 518                         resetPos(cur);
 519                 }
 520                 break;
 521
 522         case LFUN_DOWNSEL:
 523         case LFUN_DOWN:
 524                 cell(cur.idx())->dispatch(cur, cmd);
 525                 cur.dispatched(); // override the cell's decision
 526                 if (sl == cur.top())
 527                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 528                                 cur.idx() = tabular.getCellBelow(cur.idx());
 529                                 cur.pit() = 0;
 530                                 cur.pos() = 0;
 531                                 resetPos(cur);
 532                         }
 533                 if (sl == cur.top()) {
 534                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 535                         cur.undispatched();
 536                         resetPos(cur);
 537                 }
 538                 break;
 539
 540         case LFUN_UPSEL:
 541         case LFUN_UP:
 542                 cell(cur.idx())->dispatch(cur, cmd);
 543                 cur.dispatched(); // override the cell's decision
 544                 if (sl == cur.top())
 545                         if (tabular.row_of_cell(cur.idx()) != 0) {
 546                                 cur.idx() = tabular.getCellAbove(cur.idx());
 547                                 cur.pit() = cur.lastpit();
 548                                 cur.pos() = cur.lastpos();
 549                                 resetPos(cur);
 550                         }
 551                 if (sl == cur.top()) {
 552                         cmd = FuncRequest(LFUN_FINISHED_UP);
 553                         cur.undispatched();
 554                         resetPos(cur);
 555                 }
 556                 break;
 557
 558 //      case LFUN_NEXT: {
 559 //              //if (hasSelection())
 560 //              //      cur.selection() = false;
 561 //              col_type const col = tabular.column_of_cell(cur.idx());
 562 //              int const t =   cur.bv().top_y() + cur.bv().painter().paperHeight();
 563 //              if (t < yo() + tabular.getHeightOfTabular()) {
 564 //                      cur.bv().scrollDocView(t);
 565 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 566 //              } else {
 567 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 568 //              }
 569 //              cur.par() = 0;
 570 //              cur.pos() = 0;
 571 //              resetPos(cur);
 572 //              break;
 573 //      }
 574 //
 575 //      case LFUN_PRIOR: {
 576 //              //if (hasSelection())
 577 //              //      cur.selection() = false;
 578 //              col_type const col = tabular.column_of_cell(cur.idx());
 579 //              int const t =   cur.bv().top_y() + cur.bv().painter().paperHeight();
 580 //              if (yo() < 0) {
 581 //                      cur.bv().scrollDocView(t);
 582 //                      if (yo() > 0)
 583 //                              cur.idx() = col;
 584 //                      else
 585 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 586 //              } else {
 587 //                      cur.idx() = col;
 588 //              }
 589 //              cur.par() = cur.lastpar();
 590 //              cur.pos() = cur.lastpos();
 591 //              resetPos(cur);
 592 //              break;
 593 //      }
 594
 595         case LFUN_LAYOUT_TABULAR:
 596                 InsetTabularMailer(*this).showDialog(&cur.bv());
 597                 break;
 598
 599         case LFUN_INSET_DIALOG_UPDATE:
 600                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 601                 break;
 602
 603         case LFUN_TABULAR_FEATURE:
 604                 if (!tabularFeatures(cur, cmd.argument))
 605                         cur.undispatched();
 606                 break;
 607
 608         // insert file functions
 609         case LFUN_FILE_INSERT_ASCII_PARA:
 610         case LFUN_FILE_INSERT_ASCII: {
 611                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), cmd.argument, false);
 612                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), tmpstr, false))
 613                         cur.undispatched();
 614                 break;
 615         }
 616
 617         case LFUN_CUT:
 618                 if (tablemode(cur)) {
 619                         if (copySelection(cur)) {
 620                                 recordUndo(cur, Undo::DELETE);
 621                                 cutSelection(cur);
 622                         }
 623                 }
 624                 else
 625                         cell(cur.idx())->dispatch(cur, cmd);
 626                 break;
 627
 628         case LFUN_BACKSPACE:
 629         case LFUN_DELETE:
 630                 recordUndo(cur, Undo::DELETE);
 631                 if (tablemode(cur))
 632                         cutSelection(cur);
 633                 else
 634                         cell(cur.idx())->dispatch(cur, cmd);
 635                 break;
 636
 637         case LFUN_COPY:
 638                 if (!cur.selection())
 639                         break;
 640                 if (tablemode(cur)) {
 641                         finishUndo();
 642                         copySelection(cur);
 643                 } else
 644                         cell(cur.idx())->dispatch(cur, cmd);
 645                 break;
 646
 647         case LFUN_PASTESELECTION: {
 648                 string const clip = cur.bv().getClipboard();
 649                 if (clip.empty())
 650                         break;
 651                 if (clip.find('\t') != string::npos) {
 652                         col_type cols = 1;
 653                         row_type rows = 1;
 654                         col_type maxCols = 1;
 655                         size_t len = clip.length();
 656                         for (size_t p = 0; p < len; ++p) {
 657                                 p = clip.find_first_of("\t\n", p);
 658                                 if (p == string::npos)
 659                                         break;
 660                                 switch (clip[p]) {
 661                                 case '\t':
 662                                         ++cols;
 663                                         break;
 664                                 case '\n':
 665                                         if (p + 1 < len)
 666                                                 ++rows;
 667                                         maxCols = max(cols, maxCols);
 668                                         cols = 1;
 669                                         break;
 670                                 }
 671                         }
 672                         maxCols = max(cols, maxCols);
 673
 674                         paste_tabular.reset(
 675                                 new LyXTabular(cur.buffer().params(), rows, maxCols));
 676
 677                         string::size_type op = 0;
 678                         idx_type cell = 0;
 679                         idx_type const cells =
 680                                 paste_tabular->getNumberOfCells();
 681                         cols = 0;
 682                         LyXFont font;
 683                         for (size_t p = 0; cell < cells && p < len; ++p) {
 684                                 p = clip.find_first_of("\t\n", p);
 685                                 if (p == string::npos || p >= len)
 686                                         break;
 687                                 switch (clip[p]) {
 688                                 case '\t':
 689                                         paste_tabular->getCellInset(cell)->
 690                                                 setText(clip.substr(op, p - op), font);
 691                                         ++cols;
 692                                         ++cell;
 693                                         break;
 694                                 case '\n':
 695                                         paste_tabular->getCellInset(cell)->
 696                                                 setText(clip.substr(op, p - op), font);
 697                                         while (cols++ < maxCols)
 698                                                 ++cell;
 699                                         cols = 0;
 700                                         break;
 701                                 }
 702                                 op = p + 1;
 703                         }
 704                         // check for the last cell if there is no trailing '\n'
 705                         if (cell < cells && op < len)
 706                                 paste_tabular->getCellInset(cell)->
 707                                         setText(clip.substr(op, len - op), font);
 708                 } else if (!insertAsciiString(cur.bv(), clip, true)) {
 709                         // so that the clipboard is used and it goes on
 710                         // to default
 711                         // and executes LFUN_PASTESELECTION in insettext!
 712                         paste_tabular.reset();
 713                 }
 714                 // fall through
 715         }
 716
 717         case LFUN_PASTE:
 718                 if (hasPasteBuffer()) {
 719                         recordUndo(cur, Undo::INSERT);
 720                         pasteSelection(cur);
 721                         break;
 722                 }
 723                 cell(cur.idx())->dispatch(cur, cmd);
 724                 break;
 725
 726         case LFUN_EMPH:
 727         case LFUN_BOLD:
 728         case LFUN_ROMAN:
 729         case LFUN_NOUN:
 730         case LFUN_ITAL:
 731         case LFUN_FRAK:
 732         case LFUN_CODE:
 733         case LFUN_SANS:
 734         case LFUN_FREEFONT_APPLY:
 735         case LFUN_FREEFONT_UPDATE:
 736         case LFUN_FONT_SIZE:
 737         case LFUN_UNDERLINE:
 738         case LFUN_LANGUAGE:
 739         case LFUN_CAPITALIZE_WORD:
 740         case LFUN_UPCASE_WORD:
 741         case LFUN_LOWCASE_WORD:
 742         case LFUN_TRANSPOSE_CHARS:
 743                 if (tablemode(cur)) {
 744                         row_type rs, re;
 745                         col_type cs, ce;
 746                         getSelection(cur, rs, re, cs, ce);
 747                         for (row_type i = rs; i <= re; ++i)
 748                                 for (col_type j = cs; j <= ce; ++j) {
 749                                         // cursor follows cell:
 750                                         cur.idx() = tabular.getCellNumber(i, j);
 751                                         // select this cell only:
 752                                         cur.pos() = 0;
 753                                         cur.resetAnchor();
 754                                         cur.pos() = cur.top().lastpos();
 755                                         cur.setCursor(cur);
 756                                         cur.setSelection();
 757                                         cell(cur.idx())->dispatch(cur, cmd);
 758                                 }
 759                         // Restore original selection
 760                         cur.idx() = tabular.getCellNumber(rs, cs);
 761                         cur.pos() = 0;
 762                         cur.resetAnchor();
 763                         cur.idx() = tabular.getCellNumber(re, ce);
 764                         cur.pos() = cur.top().lastpos();
 765                         cur.setCursor(cur);
 766                         cur.setSelection();
 767                         break;
 768                 } else {
 769                         cell(cur.idx())->dispatch(cur, cmd);
 770                         break;
 771                 }
 772         default:
 773                 // we try to handle this event in the insets dispatch function.
 774                 cell(cur.idx())->dispatch(cur, cmd);
 775                 break;
 776         }
 777
 778         InsetTabularMailer(*this).updateDialog(&cur.bv());
 779 }
 780
 781
 782 // function sets an object as defined in func_status.h:
 783 // states OK, Unknown, Disabled, On, Off.
 784 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 785         FuncStatus & status) const
 786 {
 787         switch (cmd.action) {
 788         case LFUN_TABULAR_FEATURE: {
 789                 int action = LyXTabular::LAST_ACTION;
 790                 int i = 0;
 791                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 792                         string const tmp = tabularFeature[i].feature;
 793                         if (tmp == cmd.argument.substr(0, tmp.length())) {
 794                                 action = tabularFeature[i].action;
 795                                 break;
 796                         }
 797                 }
 798                 if (action == LyXTabular::LAST_ACTION) {
 799                         status.clear();
 800                         status.unknown(true);
 801                         return true;
 802                 }
 803
 804                 string const argument
 805                         = ltrim(cmd.argument.substr(tabularFeature[i].feature.length()));
 806
 807                 row_type sel_row_start = 0;
 808                 row_type sel_row_end = 0;
 809                 col_type dummy;
 810                 LyXTabular::ltType dummyltt;
 811                 bool flag = true;
 812
 813                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 814
 815                 switch (action) {
 816                 case LyXTabular::SET_PWIDTH:
 817                 case LyXTabular::SET_MPWIDTH:
 818                 case LyXTabular::SET_SPECIAL_COLUMN:
 819                 case LyXTabular::SET_SPECIAL_MULTI:
 820                 case LyXTabular::APPEND_ROW:
 821                 case LyXTabular::APPEND_COLUMN:
 822                 case LyXTabular::DELETE_ROW:
 823                 case LyXTabular::DELETE_COLUMN:
 824                 case LyXTabular::SET_ALL_LINES:
 825                 case LyXTabular::UNSET_ALL_LINES:
 826                         status.clear();
 827                         return true;
 828
 829                 case LyXTabular::MULTICOLUMN:
 830                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 831                         break;
 832
 833                 case LyXTabular::M_TOGGLE_LINE_TOP:
 834                         flag = false;
 835                 case LyXTabular::TOGGLE_LINE_TOP:
 836                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 837                         break;
 838
 839                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 840                         flag = false;
 841                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 842                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 843                         break;
 844
 845                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 846                         flag = false;
 847                 case LyXTabular::TOGGLE_LINE_LEFT:
 848                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 849                         break;
 850
 851                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 852                         flag = false;
 853                 case LyXTabular::TOGGLE_LINE_RIGHT:
 854                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 855                         break;
 856
 857                 case LyXTabular::M_ALIGN_LEFT:
 858                         flag = false;
 859                 case LyXTabular::ALIGN_LEFT:
 860                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 861                         break;
 862
 863                 case LyXTabular::M_ALIGN_RIGHT:
 864                         flag = false;
 865                 case LyXTabular::ALIGN_RIGHT:
 866                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 867                         break;
 868
 869                 case LyXTabular::M_ALIGN_CENTER:
 870                         flag = false;
 871                 case LyXTabular::ALIGN_CENTER:
 872                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 873                         break;
 874
 875                 case LyXTabular::ALIGN_BLOCK:
 876                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 877                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 878                         break;
 879
 880                 case LyXTabular::M_VALIGN_TOP:
 881                         flag = false;
 882                 case LyXTabular::VALIGN_TOP:
 883                         status.setOnOff(
 884                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 885                         break;
 886
 887                 case LyXTabular::M_VALIGN_BOTTOM:
 888                         flag = false;
 889                 case LyXTabular::VALIGN_BOTTOM:
 890                         status.setOnOff(
 891                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 892                         break;
 893
 894                 case LyXTabular::M_VALIGN_MIDDLE:
 895                         flag = false;
 896                 case LyXTabular::VALIGN_MIDDLE:
 897                         status.setOnOff(
 898                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 899                         break;
 900
 901                 case LyXTabular::SET_LONGTABULAR:
 902                         status.setOnOff(tabular.isLongTabular());
 903                         break;
 904
 905                 case LyXTabular::UNSET_LONGTABULAR:
 906                         status.setOnOff(!tabular.isLongTabular());
 907                         break;
 908
 909                 case LyXTabular::SET_ROTATE_TABULAR:
 910                         status.setOnOff(tabular.getRotateTabular());
 911                         break;
 912
 913                 case LyXTabular::UNSET_ROTATE_TABULAR:
 914                         status.setOnOff(!tabular.getRotateTabular());
 915                         break;
 916
 917                 case LyXTabular::SET_ROTATE_CELL:
 918                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 919                         break;
 920
 921                 case LyXTabular::UNSET_ROTATE_CELL:
 922                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 923                         break;
 924
 925                 case LyXTabular::SET_USEBOX:
 926                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 927                         break;
 928
 929                 case LyXTabular::SET_LTFIRSTHEAD:
 930                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 931                         break;
 932
 933                 case LyXTabular::UNSET_LTFIRSTHEAD:
 934                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 935                         break;
 936
 937                 case LyXTabular::SET_LTHEAD:
 938                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 939                         break;
 940
 941                 case LyXTabular::UNSET_LTHEAD:
 942                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 943                         break;
 944
 945                 case LyXTabular::SET_LTFOOT:
 946                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 947                         break;
 948
 949                 case LyXTabular::UNSET_LTFOOT:
 950                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 951                         break;
 952
 953                 case LyXTabular::SET_LTLASTFOOT:
 954                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 955                         break;
 956
 957                 case LyXTabular::UNSET_LTLASTFOOT:
 958                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 959                         break;
 960
 961                 case LyXTabular::SET_LTNEWPAGE:
 962                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 963                         break;
 964
 965                 default:
 966                         status.clear();
 967                         status.enabled(false);
 968                         break;
 969                 }
 970                 return true;
 971         }
 972
 973         // These are only enabled inside tabular
 974         case LFUN_CELL_BACKWARD:
 975         case LFUN_CELL_FORWARD:
 976                 status.enabled(true);
 977                         return true;
 978
 979         // disable these with multiple cells selected
 980         case LFUN_INSET_INSERT:
 981         case LFUN_TABULAR_INSERT:
 982         case LFUN_INSERT_CHARSTYLE:
 983         case LFUN_INSET_FLOAT:
 984         case LFUN_INSET_WIDE_FLOAT:
 985         case LFUN_INSET_FOOTNOTE:
 986         case LFUN_INSET_MARGINAL:
 987         case LFUN_INSERT_MATH:
 988         case LFUN_MATH_MODE:
 989         case LFUN_MATH_MUTATE:
 990         case LFUN_MATH_DISPLAY:
 991         case LFUN_INSERT_NOTE:
 992         case LFUN_INSET_OPTARG:
 993         case LFUN_INSERT_BOX:
 994         case LFUN_INSERT_BRANCH:
 995         case LFUN_INSET_WRAP:
 996         case LFUN_INSET_ERT: {
 997                 if (tablemode(cur)) {
 998                         status.enabled(false);
 999                         return true;
1000                 }
1001         }
1002
1003         case LFUN_INSET_MODIFY:
1004                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1005                         status.enabled(true);
1006                         return true;
1007                 }
1008                 // Fall through
1009
1010         default:
1011                 // we try to handle this event in the insets dispatch function.
1012                 return cell(cur.idx())->getStatus(cur, cmd, status);
1013         }
1014 }
1015
1016
1017 int InsetTabular::latex(Buffer const & buf, ostream & os,
1018                         OutputParams const & runparams) const
1019 {
1020         return tabular.latex(buf, os, runparams);
1021 }
1022
1023
1024 int InsetTabular::plaintext(Buffer const & buf, ostream & os,
1025                         OutputParams const & runparams) const
1026 {
1027         int const dp = runparams.linelen ? runparams.depth : 0;
1028         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1029 }
1030
1031
1032 int InsetTabular::linuxdoc(Buffer const & buf, ostream & os,
1033                            OutputParams const & runparams) const
1034 {
1035         return tabular.linuxdoc(buf,os, runparams);
1036 }
1037
1038
1039 int InsetTabular::docbook(Buffer const & buf, ostream & os,
1040                           OutputParams const & runparams) const
1041 {
1042         int ret = 0;
1043         InsetBase * master = 0;
1044
1045 #ifdef WITH_WARNINGS
1046 #warning Why not pass a proper DocIterator here?
1047 #endif
1048 #if 0
1049         // if the table is inside a float it doesn't need the informaltable
1050         // wrapper. Search for it.
1051         for (master = owner(); master; master = master->owner())
1052                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1053                         break;
1054 #endif
1055
1056         if (!master) {
1057                 os << "<informaltable>";
1058                 ++ret;
1059         }
1060         ret += tabular.docbook(buf, os, runparams);
1061         if (!master) {
1062                 os << "</informaltable>";
1063                 ++ret;
1064         }
1065         return ret;
1066 }
1067
1068
1069 void InsetTabular::validate(LaTeXFeatures & features) const
1070 {
1071         tabular.validate(features);
1072 }
1073
1074
1075 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1076 {
1077         return tabular.getCellInset(idx);
1078 }
1079
1080
1081 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1082 {
1083         return tabular.getCellInset(idx);
1084 }
1085
1086
1087 void InsetTabular::cursorPos
1088         (CursorSlice const & sl, bool boundary, int & x, int & y) const
1089 {
1090         cell(sl.idx())->cursorPos(sl, boundary, x, y);
1091
1092         // y offset     correction
1093         int const row = tabular.row_of_cell(sl.idx());
1094         for (int i = 0; i <= row; ++i) {
1095                 if (i != 0) {
1096                         y += tabular.getAscentOfRow(i);
1097                         y += tabular.getAdditionalHeight(i);
1098                 }
1099                 if (i != row)
1100                         y += tabular.getDescentOfRow(i);
1101         }
1102
1103         // x offset correction
1104         int const col = tabular.column_of_cell(sl.idx());
1105         int idx = tabular.getCellNumber(row, 0);
1106         for (int j = 0; j < col; ++j) {
1107                 if (tabular.isPartOfMultiColumn(row, j))
1108                         continue;
1109                 x += tabular.getWidthOfColumn(idx);
1110                 ++idx;
1111         }
1112         x += tabular.getBeginningOfTextInCell(idx);
1113         x += ADD_TO_TABULAR_WIDTH;
1114         x += scroll();
1115 }
1116
1117
1118 int InsetTabular::dist(idx_type const cell, int x, int y) const
1119 {
1120         int xx = 0;
1121         int yy = 0;
1122         InsetBase const & inset = *tabular.getCellInset(cell);
1123         Point o = theCoords.getInsets().xy(&inset);
1124         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1125         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1126         int const ybeg = o.y_ - inset.ascent();
1127         row_type const row = tabular.row_of_cell(cell);
1128         int const rowheight = tabular.getAscentOfRow(row)
1129                         + tabular.getDescentOfRow(row)
1130                         + tabular.getAdditionalHeight(row);
1131         int const yend = ybeg + rowheight;
1132
1133         if (x < xbeg)
1134                 xx = xbeg - x;
1135         else if (x > xend)
1136                 xx = x - xend;
1137
1138         if (y < ybeg)
1139                 yy = ybeg - y;
1140         else if (y > yend)
1141                 yy = y - yend;
1142
1143         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1144         //       << " ybeg=" << ybeg << " yend=" << yend
1145         //       << " xx=" << xx << " yy=" << yy
1146         //       << " dist=" << xx + yy << endl;
1147         return xx + yy;
1148 }
1149
1150
1151 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1152 {
1153         //lyxerr << "InsetTabular::editXY: " << this << endl;
1154         cur.selection() = false;
1155         cur.push(*this);
1156         cur.idx() = getNearestCell(x, y);
1157         resetPos(cur);
1158         return cell(cur.idx())->text_.editXY(cur, x, y);
1159         //int xx = cursorx_ - xo() + tabular.getBeginningOfTextInCell(cur.idx());
1160 }
1161
1162
1163 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1164 {
1165         //lyxerr << "# InsetTabular::setCursorFromCoordinates()\n" << cur << endl;
1166         cur.idx() = getNearestCell(x, y);
1167         resetPos(cur);
1168         return cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1169 }
1170
1171
1172 InsetTabular::idx_type InsetTabular::getNearestCell(int x, int y) const
1173 {
1174         //lyxerr << "# InsetTabular::getNearestCell()  x=" << x << " y=" << y << endl;
1175         idx_type idx_min = 0;
1176         int dist_min = std::numeric_limits<int>::max();
1177         for (idx_type i = 0; i < nargs(); ++i) {
1178                 if (theCoords.getInsets().has(tabular.getCellInset(i).get())) {
1179                         int d = dist(i, x, y);
1180                         if (d < dist_min) {
1181                                 dist_min = d;
1182                                 idx_min = i;
1183                         }
1184                 }
1185         }
1186         return idx_min;
1187 }
1188
1189
1190 int InsetTabular::getCellXPos(idx_type const cell) const
1191 {
1192         idx_type c = cell;
1193
1194         for (; !tabular.isFirstCellInRow(c); --c)
1195                 ;
1196         int lx = tabular.getWidthOfColumn(cell);
1197         for (; c < cell; ++c)
1198                 lx += tabular.getWidthOfColumn(c);
1199
1200         return lx - tabular.getWidthOfColumn(cell);
1201 }
1202
1203
1204 void InsetTabular::resetPos(LCursor & cur) const
1205 {
1206         BufferView & bv = cur.bv();
1207         int const maxwidth = bv.workWidth();
1208 //      col_type const actcol = tabular.column_of_cell(cur.idx());
1209 //      int const offset = ADD_TO_TABULAR_WIDTH + 2;
1210 //      int const new_x = getCellXPos(cur.idx()) + offset;
1211 //      int const old_x = cursorx_;
1212 //      int const col_width = tabular.getWidthOfColumn(cur.idx());
1213 //      cursorx_ = new_x;
1214 //    cursor.x(getCellXPos(cur.idx()) + offset);
1215 //      if (actcol < tabular.columns() - 1 && scroll(false) &&
1216 //              tabular.getWidthOfTabular() < maxwidth - 20)
1217 //      {
1218 //              scx = 0;
1219 //      } else if (cursorx_ - offset > 20 &&
1220 //                 cursorx_ - offset + col_width > maxwidth - 20) {
1221 //              setScroll(maxwidth, - col_width - 20);
1222 //      } else if (cursorx_ - offset < 20) {
1223 //              setScroll(maxwidth, 20 - cursorx_ + offset);
1224 //      } else if (scroll() && xo() > 20 &&
1225 //                 xo() + tabular.getWidthOfTabular() > maxwidth - 20) {
1226 //              setScroll(maxwidth, old_x - cursorx_);
1227 //      }
1228
1229         if (&cur.inset() != this) {
1230                 scx = 0;
1231         } else {
1232                 int const X1 = 0;
1233                 int const X2 = maxwidth;
1234                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1235                 int const x1 = xo() + scroll() + getCellXPos(cur.idx()) + offset;
1236                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1237
1238                 if (x1 < X1)
1239                         setScroll(maxwidth, X1 + 20 - x1);
1240                 else if (x2 > X2)
1241                         setScroll(maxwidth, X2 - 20 - x2);
1242         }
1243
1244         cur.needsUpdate();
1245
1246         InsetTabularMailer(*this).updateDialog(&bv);
1247 }
1248
1249
1250 void InsetTabular::moveNextCell(LCursor & cur)
1251 {
1252         if (isRightToLeft(cur)) {
1253                 if (tabular.isFirstCellInRow(cur.idx())) {
1254                         row_type const row = tabular.row_of_cell(cur.idx());
1255                         if (row == tabular.rows() - 1)
1256                                 return;
1257                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1258                 } else {
1259                         if (cur.idx() == 0)
1260                                 return;
1261                         --cur.idx();
1262                 }
1263         } else {
1264                 if (tabular.isLastCell(cur.idx()))
1265                         return;
1266                 ++cur.idx();
1267         }
1268         cur.pit() = 0;
1269         cur.pos() = 0;
1270         resetPos(cur);
1271 }
1272
1273
1274 void InsetTabular::movePrevCell(LCursor & cur)
1275 {
1276         if (isRightToLeft(cur)) {
1277                 if (tabular.isLastCellInRow(cur.idx())) {
1278                         row_type const row = tabular.row_of_cell(cur.idx());
1279                         if (row == 0)
1280                                 return;
1281                         cur.idx() = tabular.getFirstCellInRow(row);
1282                         cur.idx() = tabular.getCellAbove(cur.idx());
1283                 } else {
1284                         if (tabular.isLastCell(cur.idx()))
1285                                 return;
1286                         ++cur.idx();
1287                 }
1288         } else {
1289                 if (cur.idx() == 0) // first cell
1290                         return;
1291                 --cur.idx();
1292         }
1293         cur.pit() = cur.lastpit();
1294         cur.pos() = cur.lastpos();
1295         resetPos(cur);
1296 }
1297
1298
1299 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1300 {
1301         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1302
1303         int i = 0;
1304         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1305                 string const tmp = tabularFeature[i].feature;
1306
1307                 if (tmp == what.substr(0, tmp.length())) {
1308                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1309                         //tabularFeatures[i].feature.length())) {
1310                         action = tabularFeature[i].action;
1311                         break;
1312                 }
1313         }
1314         if (action == LyXTabular::LAST_ACTION)
1315                 return false;
1316
1317         string const val =
1318                 ltrim(what.substr(tabularFeature[i].feature.length()));
1319         tabularFeatures(cur, action, val);
1320         return true;
1321 }
1322
1323
1324 namespace {
1325
1326 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1327                           string const & special, bool & flag)
1328 {
1329         if (special == "dl_above") {
1330                 ltt.topDL = flag;
1331                 ltt.set = false;
1332         } else if (special == "dl_below") {
1333                 ltt.bottomDL = flag;
1334                 ltt.set = false;
1335         } else if (special == "empty") {
1336                 ltt.empty = flag;
1337                 ltt.set = false;
1338         } else if (flag) {
1339                 ltt.empty = false;
1340                 ltt.set = true;
1341         }
1342 }
1343
1344 } // anon namespace
1345
1346
1347 void InsetTabular::tabularFeatures(LCursor & cur,
1348         LyXTabular::Feature feature, string const & value)
1349 {
1350         BufferView & bv = cur.bv();
1351         col_type sel_col_start;
1352         col_type sel_col_end;
1353         row_type sel_row_start;
1354         row_type sel_row_end;
1355         bool setLines = false;
1356         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1357         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1358
1359         switch (feature) {
1360
1361         case LyXTabular::M_ALIGN_LEFT:
1362         case LyXTabular::ALIGN_LEFT:
1363                 setAlign = LYX_ALIGN_LEFT;
1364                 break;
1365
1366         case LyXTabular::M_ALIGN_RIGHT:
1367         case LyXTabular::ALIGN_RIGHT:
1368                 setAlign = LYX_ALIGN_RIGHT;
1369                 break;
1370
1371         case LyXTabular::M_ALIGN_CENTER:
1372         case LyXTabular::ALIGN_CENTER:
1373                 setAlign = LYX_ALIGN_CENTER;
1374                 break;
1375
1376         case LyXTabular::ALIGN_BLOCK:
1377                 setAlign = LYX_ALIGN_BLOCK;
1378                 break;
1379
1380         case LyXTabular::M_VALIGN_TOP:
1381         case LyXTabular::VALIGN_TOP:
1382                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1383                 break;
1384
1385         case LyXTabular::M_VALIGN_BOTTOM:
1386         case LyXTabular::VALIGN_BOTTOM:
1387                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1388                 break;
1389
1390         case LyXTabular::M_VALIGN_MIDDLE:
1391         case LyXTabular::VALIGN_MIDDLE:
1392                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1393                 break;
1394
1395         default:
1396                 break;
1397         }
1398
1399         recordUndo(cur, Undo::ATOMIC);
1400
1401         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1402         row_type const row = tabular.row_of_cell(cur.idx());
1403         col_type const column = tabular.column_of_cell(cur.idx());
1404         bool flag = true;
1405         LyXTabular::ltType ltt;
1406
1407         switch (feature) {
1408
1409         case LyXTabular::SET_PWIDTH: {
1410                 LyXLength const len(value);
1411                 tabular.setColumnPWidth(cur.idx(), len);
1412                 if (len.zero()
1413                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1414                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1415                 else if (!len.zero()
1416                          && tabular.getAlignment(cur.idx(), true) != LYX_ALIGN_BLOCK)
1417                         tabularFeatures(cur, LyXTabular::ALIGN_BLOCK, string());
1418                 break;
1419         }
1420
1421         case LyXTabular::SET_MPWIDTH:
1422                 tabular.setMColumnPWidth(cur.idx(), LyXLength(value));
1423                 break;
1424
1425         case LyXTabular::SET_SPECIAL_COLUMN:
1426         case LyXTabular::SET_SPECIAL_MULTI:
1427                 tabular.setAlignSpecial(cur.idx(),value,feature);
1428                 break;
1429
1430         case LyXTabular::APPEND_ROW:
1431                 // append the row into the tabular
1432                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1433                 break;
1434
1435         case LyXTabular::APPEND_COLUMN:
1436                 // append the column into the tabular
1437                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1438                 cur.idx() = tabular.getCellNumber(row, column);
1439                 break;
1440
1441         case LyXTabular::DELETE_ROW:
1442                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1443                         tabular.deleteRow(sel_row_start);
1444                 if (sel_row_start >= tabular.rows())
1445                         --sel_row_start;
1446                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1447                 cur.pit() = 0;
1448                 cur.pos() = 0;
1449                 cur.selection() = false;
1450                 break;
1451
1452         case LyXTabular::DELETE_COLUMN:
1453                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1454                         tabular.deleteColumn(sel_col_start);
1455                 if (sel_col_start >= tabular.columns())
1456                         --sel_col_start;
1457                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1458                 cur.pit() = 0;
1459                 cur.pos() = 0;
1460                 cur.selection() = false;
1461                 break;
1462
1463         case LyXTabular::M_TOGGLE_LINE_TOP:
1464                 flag = false;
1465         case LyXTabular::TOGGLE_LINE_TOP: {
1466                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1467                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1468                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1469                                 tabular.setTopLine(
1470                                         tabular.getCellNumber(i, j),
1471                                         lineSet, flag);
1472                 break;
1473         }
1474
1475         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1476                 flag = false;
1477         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1478                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1479                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1480                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1481                                 tabular.setBottomLine(
1482                                         tabular.getCellNumber(i, j),
1483                                         lineSet,
1484                                         flag);
1485                 break;
1486         }
1487
1488         case LyXTabular::M_TOGGLE_LINE_LEFT:
1489                 flag = false;
1490         case LyXTabular::TOGGLE_LINE_LEFT: {
1491                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1492                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1493                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1494                                 tabular.setLeftLine(
1495                                         tabular.getCellNumber(i,j),
1496                                         lineSet,
1497                                         flag);
1498                 break;
1499         }
1500
1501         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1502                 flag = false;
1503         case LyXTabular::TOGGLE_LINE_RIGHT: {
1504                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1505                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1506                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1507                                 tabular.setRightLine(
1508                                         tabular.getCellNumber(i,j),
1509                                         lineSet,
1510                                         flag);
1511                 break;
1512         }
1513
1514         case LyXTabular::M_ALIGN_LEFT:
1515         case LyXTabular::M_ALIGN_RIGHT:
1516         case LyXTabular::M_ALIGN_CENTER:
1517                 flag = false;
1518         case LyXTabular::ALIGN_LEFT:
1519         case LyXTabular::ALIGN_RIGHT:
1520         case LyXTabular::ALIGN_CENTER:
1521         case LyXTabular::ALIGN_BLOCK:
1522                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1523                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1524                                 tabular.setAlignment(
1525                                         tabular.getCellNumber(i, j),
1526                                         setAlign,
1527                                         flag);
1528                 break;
1529
1530         case LyXTabular::M_VALIGN_TOP:
1531         case LyXTabular::M_VALIGN_BOTTOM:
1532         case LyXTabular::M_VALIGN_MIDDLE:
1533                 flag = false;
1534         case LyXTabular::VALIGN_TOP:
1535         case LyXTabular::VALIGN_BOTTOM:
1536         case LyXTabular::VALIGN_MIDDLE:
1537                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1538                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1539                                 tabular.setVAlignment(
1540                                         tabular.getCellNumber(i, j),
1541                                         setVAlign, flag);
1542                 break;
1543
1544         case LyXTabular::MULTICOLUMN: {
1545                 if (sel_row_start != sel_row_end) {
1546 #ifdef WITH_WARNINGS
1547 #warning Need I say it ? This is horrible.
1548 #endif
1549                         Alert::error(_("Error setting multicolumn"),
1550                                    _("You cannot set multicolumn vertically."));
1551                         return;
1552                 }
1553                 if (!cur.selection()) {
1554                         // just multicol for one single cell
1555                         // check whether we are completely in a multicol
1556                         if (tabular.isMultiColumn(cur.idx()))
1557                                 tabular.unsetMultiColumn(cur.idx());
1558                         else
1559                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1560                         break;
1561                 }
1562                 // we have a selection so this means we just add all this
1563                 // cells to form a multicolumn cell
1564                 idx_type const s_start = cur.selBegin().idx();
1565                 idx_type const s_end = cur.selEnd().idx();
1566                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1567                 cur.idx() = s_start;
1568                 cur.pit() = 0;
1569                 cur.pos() = 0;
1570                 cur.selection() = false;
1571                 break;
1572         }
1573
1574         case LyXTabular::SET_ALL_LINES:
1575                 setLines = true;
1576         case LyXTabular::UNSET_ALL_LINES:
1577                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1578                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1579                                 tabular.setAllLines(
1580                                         tabular.getCellNumber(i,j), setLines);
1581                 break;
1582
1583         case LyXTabular::SET_LONGTABULAR:
1584                 tabular.setLongTabular(true);
1585                 break;
1586
1587         case LyXTabular::UNSET_LONGTABULAR:
1588                 tabular.setLongTabular(false);
1589                 break;
1590
1591         case LyXTabular::SET_ROTATE_TABULAR:
1592                 tabular.setRotateTabular(true);
1593                 break;
1594
1595         case LyXTabular::UNSET_ROTATE_TABULAR:
1596                 tabular.setRotateTabular(false);
1597                 break;
1598
1599         case LyXTabular::SET_ROTATE_CELL:
1600                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1601                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1602                                 tabular.setRotateCell(
1603                                         tabular.getCellNumber(i, j), true);
1604                 break;
1605
1606         case LyXTabular::UNSET_ROTATE_CELL:
1607                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1608                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1609                                 tabular.setRotateCell(
1610                                         tabular.getCellNumber(i, j), false);
1611                 break;
1612
1613         case LyXTabular::SET_USEBOX: {
1614                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1615                 if (val == tabular.getUsebox(cur.idx()))
1616                         val = LyXTabular::BOX_NONE;
1617                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1618                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1619                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1620                 break;
1621         }
1622
1623         case LyXTabular::UNSET_LTFIRSTHEAD:
1624                 flag = false;
1625         case LyXTabular::SET_LTFIRSTHEAD:
1626                 tabular.getRowOfLTFirstHead(row, ltt);
1627                 checkLongtableSpecial(ltt, value, flag);
1628                 tabular.setLTHead(row, flag, ltt, true);
1629                 break;
1630
1631         case LyXTabular::UNSET_LTHEAD:
1632                 flag = false;
1633         case LyXTabular::SET_LTHEAD:
1634                 tabular.getRowOfLTHead(row, ltt);
1635                 checkLongtableSpecial(ltt, value, flag);
1636                 tabular.setLTHead(row, flag, ltt, false);
1637                 break;
1638
1639         case LyXTabular::UNSET_LTFOOT:
1640                 flag = false;
1641         case LyXTabular::SET_LTFOOT:
1642                 tabular.getRowOfLTFoot(row, ltt);
1643                 checkLongtableSpecial(ltt, value, flag);
1644                 tabular.setLTFoot(row, flag, ltt, false);
1645                 break;
1646
1647         case LyXTabular::UNSET_LTLASTFOOT:
1648                 flag = false;
1649         case LyXTabular::SET_LTLASTFOOT:
1650                 tabular.getRowOfLTLastFoot(row, ltt);
1651                 checkLongtableSpecial(ltt, value, flag);
1652                 tabular.setLTFoot(row, flag, ltt, true);
1653                 break;
1654
1655         case LyXTabular::SET_LTNEWPAGE:
1656                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1657                 break;
1658
1659         // dummy stuff just to avoid warnings
1660         case LyXTabular::LAST_ACTION:
1661                 break;
1662         }
1663
1664         InsetTabularMailer(*this).updateDialog(&bv);
1665 }
1666
1667
1668 bool InsetTabular::showInsetDialog(BufferView * bv) const
1669 {
1670         InsetTabularMailer(*this).showDialog(bv);
1671         return true;
1672 }
1673
1674
1675 void InsetTabular::openLayoutDialog(BufferView * bv) const
1676 {
1677         InsetTabularMailer(*this).showDialog(bv);
1678 }
1679
1680
1681 void InsetTabular::getLabelList(Buffer const & buffer,
1682                                 vector<string> & list) const
1683 {
1684         tabular.getLabelList(buffer, list);
1685 }
1686
1687
1688 bool InsetTabular::copySelection(LCursor & cur)
1689 {
1690         if (!cur.selection())
1691                 return false;
1692
1693         row_type rs, re;
1694         col_type cs, ce;
1695         getSelection(cur, rs, re, cs, ce);
1696
1697         paste_tabular.reset(new LyXTabular(tabular));
1698
1699         for (row_type i = 0; i < rs; ++i)
1700                 paste_tabular->deleteRow(0);
1701
1702         row_type const rows = re - rs + 1;
1703         while (paste_tabular->rows() > rows)
1704                 paste_tabular->deleteRow(rows);
1705
1706         paste_tabular->setTopLine(0, true, true);
1707         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1708                                      true, true);
1709
1710         for (col_type i = 0; i < cs; ++i)
1711                 paste_tabular->deleteColumn(0);
1712
1713         col_type const columns = ce - cs + 1;
1714         while (paste_tabular->columns() > columns)
1715                 paste_tabular->deleteColumn(columns);
1716
1717         paste_tabular->setLeftLine(0, true, true);
1718         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1719                                     true, true);
1720
1721         ostringstream os;
1722         OutputParams const runparams;
1723         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1724         cur.bv().stuffClipboard(os.str());
1725         return true;
1726 }
1727
1728
1729 bool InsetTabular::pasteSelection(LCursor & cur)
1730 {
1731         if (!paste_tabular)
1732                 return false;
1733         col_type const actcol = tabular.column_of_cell(cur.idx());
1734         row_type const actrow = tabular.row_of_cell(cur.idx());
1735         for (row_type r1 = 0, r2 = actrow;
1736              r1 < paste_tabular->rows() && r2 < tabular.rows();
1737              ++r1, ++r2) {
1738                 for (col_type c1 = 0, c2 = actcol;
1739                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1740                     ++c1, ++c2) {
1741                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1742                             tabular.isPartOfMultiColumn(r2, c2))
1743                                 continue;
1744                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1745                                 --c2;
1746                                 continue;
1747                         }
1748                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1749                                 --c1;
1750                                 continue;
1751                         }
1752                         shared_ptr<InsetText> inset(
1753                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1754                         tabular.setCellInset(r2, c2, inset);
1755                         inset->markNew();
1756                         cur.pos() = 0;
1757                 }
1758         }
1759         return true;
1760 }
1761
1762
1763 void InsetTabular::cutSelection(LCursor & cur)
1764 {
1765         if (!cur.selection())
1766                 return;
1767
1768         bool const track = cur.buffer().params().tracking_changes;
1769         row_type rs, re;
1770         col_type cs, ce;
1771         getSelection(cur, rs, re, cs, ce);
1772         for (row_type i = rs; i <= re; ++i)
1773                 for (col_type j = cs; j <= ce; ++j)
1774                         cell(tabular.getCellNumber(i, j))->clear(track);
1775
1776         // cursor position might be invalid now
1777         cur.pos() = cur.lastpos();
1778         cur.clearSelection();
1779 }
1780
1781
1782 bool InsetTabular::isRightToLeft(LCursor & cur) const
1783 {
1784         BOOST_ASSERT(cur.depth() > 1);
1785         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1786         LCursor::pos_type const parentpos = cur[cur.depth() - 2].pos();
1787         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1788                                          parentpos).language()->RightToLeft();
1789 }
1790
1791
1792 void InsetTabular::getSelection(LCursor & cur,
1793         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1794 {
1795         CursorSlice const & beg = cur.selBegin();
1796         CursorSlice const & end = cur.selEnd();
1797         cs = tabular.column_of_cell(beg.idx());
1798         ce = tabular.column_of_cell(end.idx());
1799         if (cs > ce) {
1800                 ce = cs;
1801                 cs = tabular.column_of_cell(end.idx());
1802         } else {
1803                 ce = tabular.right_column_of_cell(end.idx());
1804         }
1805
1806         rs = tabular.row_of_cell(beg.idx());
1807         re = tabular.row_of_cell(end.idx());
1808         if (rs > re)
1809                 swap(rs, re);
1810 }
1811
1812
1813 size_t InsetTabular::nargs() const
1814 {
1815         return tabular.getNumberOfCells();
1816 }
1817
1818
1819 LyXText * InsetTabular::getText(int idx) const
1820 {
1821         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1822 }
1823
1824
1825 void InsetTabular::markErased()
1826 {
1827         for (idx_type idx = 0; idx < nargs(); ++idx)
1828                 cell(idx)->markErased();
1829 }
1830
1831
1832 bool InsetTabular::forceDefaultParagraphs(InsetBase const *) const
1833 {
1834 #if 0
1835         idx_type const cell = tabular.getCellFromInset(in);
1836         // FIXME: getCellFromInset() returns now always a valid cell, so
1837         // the stuff below can be deleted, and instead we have:
1838         return tabular.getPWidth(cell).zero();
1839
1840         if (cell != npos)
1841                 return tabular.getPWidth(cell).zero();
1842
1843         // this is a workaround for a crash (New, Insert->Tabular,
1844         // Insert->FootNote)
1845         if (!owner())
1846                 return false;
1847
1848         // well we didn't obviously find it so maybe our owner knows more
1849         BOOST_ASSERT(owner());
1850         return owner()->forceDefaultParagraphs(in);
1851 #endif
1852         return false;
1853 }
1854
1855
1856 bool InsetTabular::insertAsciiString(BufferView & bv, string const & buf,
1857                                      bool usePaste)
1858 {
1859         if (buf.length() <= 0)
1860                 return true;
1861
1862         col_type cols = 1;
1863         row_type rows = 1;
1864         col_type maxCols = 1;
1865         string::size_type const len = buf.length();
1866         string::size_type p = 0;
1867
1868         while (p < len && (p = buf.find_first_of("\t\n", p)) != string::npos) {
1869                 switch (buf[p]) {
1870                 case '\t':
1871                         ++cols;
1872                         break;
1873                 case '\n':
1874                         if (p + 1 < len)
1875                                 ++rows;
1876                         maxCols = max(cols, maxCols);
1877                         cols = 1;
1878                         break;
1879                 }
1880                 ++p;
1881         }
1882         maxCols = max(cols, maxCols);
1883         LyXTabular * loctab;
1884         idx_type cell = 0;
1885         col_type ocol = 0;
1886         row_type row = 0;
1887         if (usePaste) {
1888                 paste_tabular.reset(
1889                         new LyXTabular(bv.buffer()->params(), rows, maxCols));
1890                 loctab = paste_tabular.get();
1891                 cols = 0;
1892         } else {
1893                 loctab = &tabular;
1894                 cell = bv.cursor().idx();
1895                 ocol = tabular.column_of_cell(cell);
1896                 row = tabular.row_of_cell(cell);
1897         }
1898
1899         string::size_type op = 0;
1900         idx_type const cells = loctab->getNumberOfCells();
1901         p = 0;
1902         cols = ocol;
1903         rows = loctab->rows();
1904         col_type const columns = loctab->columns();
1905
1906         while (cell < cells && p < len && row < rows &&
1907                (p = buf.find_first_of("\t\n", p)) != string::npos)
1908         {
1909                 if (p >= len)
1910                         break;
1911                 switch (buf[p]) {
1912                 case '\t':
1913                         // we can only set this if we are not too far right
1914                         if (cols < columns) {
1915                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1916                                 Paragraph & par = inset->text_.getPar(0);
1917                                 LyXFont const font = inset->text_.getFont(par, 0);
1918                                 inset->setText(buf.substr(op, p - op), font);
1919                                 ++cols;
1920                                 ++cell;
1921                         }
1922                         break;
1923                 case '\n':
1924                         // we can only set this if we are not too far right
1925                         if (cols < columns) {
1926                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
1927                                 Paragraph & par = inset->text_.getPar(0);
1928                                 LyXFont const font = inset->text_.getFont(par, 0);
1929                                 inset->setText(buf.substr(op, p - op), font);
1930                         }
1931                         cols = ocol;
1932                         ++row;
1933                         if (row < rows)
1934                                 cell = loctab->getCellNumber(row, cols);
1935                         break;
1936                 }
1937                 ++p;
1938                 op = p;
1939         }
1940         // check for the last cell if there is no trailing '\n'
1941         if (cell < cells && op < len) {
1942                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1943                 Paragraph & par = inset->text_.getPar(0);
1944                 LyXFont const font = inset->text_.getFont(par, 0);
1945                 inset->setText(buf.substr(op, len - op), font);
1946         }
1947         return true;
1948 }
1949
1950
1951 void InsetTabular::addPreview(PreviewLoader & loader) const
1952 {
1953         row_type const rows = tabular.rows();
1954         col_type const columns = tabular.columns();
1955         for (row_type i = 0; i < rows; ++i) {
1956                 for (col_type j = 0; j < columns; ++j)
1957                         tabular.getCellInset(i, j)->addPreview(loader);
1958         }
1959 }
1960
1961
1962 bool InsetTabular::tablemode(LCursor & cur) const
1963 {
1964         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
1965 }
1966
1967
1968
1969
1970
1971 string const InsetTabularMailer::name_("tabular");
1972
1973 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
1974         : inset_(const_cast<InsetTabular &>(inset))
1975 {}
1976
1977
1978 string const InsetTabularMailer::inset2string(Buffer const &) const
1979 {
1980         return params2string(inset_);
1981 }
1982
1983
1984 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
1985 {
1986         istringstream data(in);
1987         LyXLex lex(0,0);
1988         lex.setStream(data);
1989
1990         if (in.empty())
1991                 return;
1992
1993         string token;
1994         lex >> token;
1995         if (!lex || token != name_)
1996                 return print_mailer_error("InsetTabularMailer", in, 1,
1997                                           name_);
1998
1999         // This is part of the inset proper that is usually swallowed
2000         // by Buffer::readInset
2001         lex >> token;
2002         if (!lex || token != "Tabular")
2003                 return print_mailer_error("InsetTabularMailer", in, 2,
2004                                           "Tabular");
2005
2006         Buffer const & buffer = inset.buffer();
2007         inset.read(buffer, lex);
2008 }
2009
2010
2011 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2012 {
2013         ostringstream data;
2014         data << name_ << ' ';
2015         inset.write(inset.buffer(), data);
2016         data << "\\end_inset\n";
2017         return data.str();
2018 }