src/insets/insettabular.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2001 The LyX Team.
   7  *
   8  * ======================================================
   9  */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "insettabular.h"
  18
  19 #include "lyx_cb.h"
  20 #include "buffer.h"
  21 #include "commandtags.h"
  22 #include "lyxfunc.h"
  23 #include "debug.h"
  24 #include "LaTeXFeatures.h"
  25 #include "frontends/Painter.h"
  26 #include "frontends/font_metrics.h"
  27 #include "lyxtext.h"
  28 #include "frontends/LyXView.h"
  29 #include "insets/insettext.h"
  30 #include "debug.h"
  31 #include "gettext.h"
  32 #include "language.h"
  33 #include "BufferView.h"
  34 #include "undo_funcs.h"
  35 #include "lyxlength.h"
  36 #include "ParagraphParameters.h"
  37
  38 #include "frontends/Dialogs.h"
  39 #include "frontends/Alert.h"
  40
  41 #include "support/LAssert.h"
  42 #include "support/lstrings.h"
  43
  44 #include <fstream>
  45 #include <algorithm>
  46 #include <cstdlib>
  47 #include <map>
  48 //#include <signal.h>
  49
  50
  51 using std::vector;
  52 using std::ostream;
  53 using std::ifstream;
  54 using std::max;
  55 using std::endl;
  56 using std::swap;
  57 using std::max;
  58
  59 namespace {
  60
  61 int const ADD_TO_HEIGHT = 2;
  62 int const ADD_TO_TABULAR_WIDTH = 2;
  63
  64 ///
  65 LyXTabular * paste_tabular = 0;
  66
  67
  68 struct TabularFeature {
  69         LyXTabular::Feature action;
  70         string feature;
  71 };
  72
  73
  74 TabularFeature tabularFeature[] =
  75 {
  76         { LyXTabular::APPEND_ROW, "append-row" },
  77         { LyXTabular::APPEND_COLUMN, "append-column" },
  78         { LyXTabular::DELETE_ROW, "delete-row" },
  79         { LyXTabular::DELETE_COLUMN, "delete-column" },
  80         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
  81         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
  82         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
  83         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
  84         { LyXTabular::ALIGN_LEFT, "align-left" },
  85         { LyXTabular::ALIGN_RIGHT, "align-right" },
  86         { LyXTabular::ALIGN_CENTER, "align-center" },
  87         { LyXTabular::VALIGN_TOP, "valign-top" },
  88         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
  89         { LyXTabular::VALIGN_CENTER, "valign-center" },
  90         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
  91         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
  92         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
  93         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
  94         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
  95         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
  96         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
  97         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
  98         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
  99         { LyXTabular::M_VALIGN_CENTER, "m-valign-center" },
 100         { LyXTabular::MULTICOLUMN, "multicolumn" },
 101         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
 102         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
 103         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
 104         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
 105         { LyXTabular::SET_PWIDTH, "set-pwidth" },
 106         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
 107         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 108         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 109         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 110         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 111         { LyXTabular::SET_USEBOX, "set-usebox" },
 112         { LyXTabular::SET_LTHEAD, "set-lthead" },
 113         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 114         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 115         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 116         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 117         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 118         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 119         { LyXTabular::LAST_ACTION, "" }
 120 };
 121
 122 } // namespace anon
 123
 124
 125 bool InsetTabular::hasPasteBuffer() const
 126 {
 127         return (paste_tabular != 0);
 128 }
 129
 130
 131 InsetTabular::InsetTabular(Buffer const & buf, int rows, int columns)
 132         : buffer(&buf)
 133 {
 134         if (rows <= 0)
 135                 rows = 1;
 136         if (columns <= 0)
 137                 columns = 1;
 138         tabular.reset(new LyXTabular(buf.params, this, rows, columns));
 139         // for now make it always display as display() inset
 140         // just for test!!!
 141         the_locking_inset = 0;
 142         old_locking_inset = 0;
 143         locked = false;
 144         oldcell = -1;
 145         actrow = actcell = 0;
 146         clearSelection();
 147         need_update = INIT;
 148         in_update = false;
 149         in_reset_pos = false;
 150         inset_x = 0;
 151         inset_y = 0;
 152 }
 153
 154
 155 InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf,
 156                                                    bool same_id)
 157         : UpdatableInset(tab, same_id), buffer(&buf)
 158 {
 159         tabular.reset(new LyXTabular(buf.params,
 160                                      this, *(tab.tabular), same_id));
 161         the_locking_inset = 0;
 162         old_locking_inset = 0;
 163         locked = false;
 164         oldcell = -1;
 165         actrow = actcell = 0;
 166         clearSelection();
 167         need_update = INIT;
 168         in_update = false;
 169         in_reset_pos = false;
 170         inset_x = 0;
 171         inset_y = 0;
 172 }
 173
 174
 175 InsetTabular::~InsetTabular()
 176 {
 177         hideDialog();
 178 }
 179
 180
 181 Inset * InsetTabular::clone(Buffer const & buf, bool same_id) const
 182 {
 183         return new InsetTabular(*this, buf, same_id);
 184 }
 185
 186
 187 void InsetTabular::write(Buffer const * buf, ostream & os) const
 188 {
 189         os << " Tabular" << endl;
 190         tabular->Write(buf, os);
 191 }
 192
 193
 194 void InsetTabular::read(Buffer const * buf, LyXLex & lex)
 195 {
 196         bool const old_format = (lex.getString() == "\\LyXTable");
 197
 198         tabular.reset(new LyXTabular(buf, this, lex));
 199
 200         need_update = INIT;
 201
 202         if (old_format)
 203                 return;
 204
 205         lex.nextToken();
 206         string token = lex.getString();
 207         while (lex.isOK() && (token != "\\end_inset")) {
 208                 lex.nextToken();
 209                 token = lex.getString();
 210         }
 211         if (token != "\\end_inset") {
 212                 lex.printError("Missing \\end_inset at this point. "
 213                                "Read: `$$Token'");
 214         }
 215 }
 216
 217
 218 int InsetTabular::ascent(BufferView *, LyXFont const &) const
 219 {
 220         return tabular->GetAscentOfRow(0);
 221 }
 222
 223
 224 int InsetTabular::descent(BufferView *, LyXFont const &) const
 225 {
 226         return tabular->GetHeightOfTabular() - tabular->GetAscentOfRow(0) + 1;
 227 }
 228
 229
 230 int InsetTabular::width(BufferView *, LyXFont const &) const
 231 {
 232         return tabular->GetWidthOfTabular() + (2 * ADD_TO_TABULAR_WIDTH);
 233 }
 234
 235
 236 void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
 237                         float & x, bool cleared) const
 238 {
 239         if (nodraw()) {
 240                 if (cleared)
 241                         need_update = FULL;
 242                 return;
 243         }
 244 #if 0
 245         if (need_update == INIT) {
 246                 if (calculate_dimensions_of_cells(bv, font, true))
 247                         bv->text->status = LyXText::CHANGED_IN_DRAW;
 248                 need_update = FULL;
 249         }
 250 #endif
 251
 252         Painter & pain = bv->painter();
 253         int i;
 254         int j;
 255         int nx;
 256
 257 #if 0
 258         UpdatableInset::draw(bv, font, baseline, x, cleared);
 259 #else
 260         if (!owner())
 261                 x += static_cast<float>(scroll());
 262 #endif
 263         if (!cleared && ((need_update == INIT) || (need_update == FULL) ||
 264                          (top_x != int(x)) || (top_baseline != baseline)))
 265         {
 266                 int h = ascent(bv, font) + descent(bv, font);
 267                 int const tx = display() || !owner() ? 0 : top_x;
 268                 int w =  tx ? width(bv, font) : pain.paperWidth();
 269                 int ty = baseline - ascent(bv, font);
 270
 271                 if (ty < 0)
 272                         ty = 0;
 273                 if ((ty + h) > pain.paperHeight())
 274                         h = pain.paperHeight();
 275                 if ((top_x + w) > pain.paperWidth())
 276                         w = pain.paperWidth();
 277                 pain.fillRectangle(tx, ty, w, h, backgroundColor());
 278                 need_update = FULL;
 279                 cleared = true;
 280         }
 281         top_x = int(x);
 282         topx_set = true;
 283         top_baseline = baseline;
 284         x += ADD_TO_TABULAR_WIDTH;
 285         if (cleared) {
 286                 int cell = 0;
 287                 float cx;
 288                 first_visible_cell = -1;
 289                 for (i = 0; i < tabular->rows(); ++i) {
 290                         nx = int(x);
 291                         cell = tabular->GetCellNumber(i, 0);
 292                         if (!((baseline + tabular->GetDescentOfRow(i)) > 0) &&
 293                                 (baseline - tabular->GetAscentOfRow(i))<pain.paperHeight())
 294                         {
 295                                 baseline += tabular->GetDescentOfRow(i) +
 296                                         tabular->GetAscentOfRow(i + 1) +
 297                                         tabular->GetAdditionalHeight(i + 1);
 298                                 continue;
 299                         }
 300                         for (j = 0; j < tabular->columns(); ++j) {
 301                                 if (nx > bv->workWidth())
 302                                         break;
 303                                 if (tabular->IsPartOfMultiColumn(i, j))
 304                                         continue;
 305                                 cx = nx + tabular->GetBeginningOfTextInCell(cell);
 306                                 if (first_visible_cell < 0)
 307                                         first_visible_cell = cell;
 308                                 if (hasSelection()) {
 309                                         drawCellSelection(pain, nx, baseline, i, j, cell);
 310                                 }
 311
 312                                 tabular->GetCellInset(cell)->draw(bv, font, baseline, cx, cleared);
 313                                 drawCellLines(pain, nx, baseline, i, cell);
 314                                 nx += tabular->GetWidthOfColumn(cell);
 315                                 ++cell;
 316                         }
 317                         baseline += tabular->GetDescentOfRow(i) +
 318                                 tabular->GetAscentOfRow(i + 1) +
 319                                 tabular->GetAdditionalHeight(i + 1);
 320                 }
 321         } else if (need_update == CELL) {
 322                 int cell = 0;
 323                 nx = int(x);
 324                 if (the_locking_inset &&
 325                         tabular->GetCellInset(actcell) != the_locking_inset)
 326                 {
 327                         Inset * inset = tabular->GetCellInset(cell);
 328                         for (i = 0;
 329                              inset != the_locking_inset && i < tabular->rows();
 330                              ++i)
 331                         {
 332                                 for (j = 0;
 333                                      inset != the_locking_inset && j < tabular->columns();
 334                                      ++j)
 335                                 {
 336                                         if (tabular->IsPartOfMultiColumn(i, j))
 337                                                 continue;
 338                                         nx += tabular->GetWidthOfColumn(cell);
 339                                         ++cell;
 340                                         inset = tabular->GetCellInset(cell);
 341                                 }
 342                                 if (tabular->row_of_cell(cell) > i) {
 343                                         nx = int(x);
 344                                         baseline += tabular->GetDescentOfRow(i) +
 345                                                 tabular->GetAscentOfRow(i + 1) +
 346                                                 tabular->GetAdditionalHeight(i + 1);
 347                                 }
 348                         }
 349                 } else {
 350                         // compute baseline for actual row
 351                         for (i = 0; i < actrow; ++i) {
 352                                 baseline += tabular->GetDescentOfRow(i) +
 353                                         tabular->GetAscentOfRow(i + 1) +
 354                                         tabular->GetAdditionalHeight(i + 1);
 355                         }
 356                         // now compute the right x position
 357                         cell = tabular->GetCellNumber(actrow, 0);
 358                         for (j = 0; (cell < actcell) && (j < tabular->columns()); ++j) {
 359                                         if (tabular->IsPartOfMultiColumn(actrow, j))
 360                                                 continue;
 361                                         nx += tabular->GetWidthOfColumn(cell);
 362                                         ++cell;
 363                         }
 364                 }
 365                 i = tabular->row_of_cell(cell);
 366                 if (the_locking_inset != tabular->GetCellInset(cell)) {
 367                         lyxerr[Debug::INSETTEXT] << "ERROR this shouldn't happen\n";
 368                         return;
 369                 }
 370                 float dx = nx + tabular->GetBeginningOfTextInCell(cell);
 371                 float cx = dx;
 372                 tabular->GetCellInset(cell)->draw(bv, font, baseline, dx, false);
 373                 //
 374                 // Here we use rectangular backgroundColor patches to clean up
 375                 // within a cell around the cell's red inset box. As follows:
 376                 //
 377                 //  +--------------------+
 378                 //  |         C          |   The rectangles are A, B and C
 379                 //  | A |------------| B |   below, origin top left (tx, ty),
 380                 //  |   |  inset box |   |   dimensions w(idth), h(eight).
 381                 //  +---+------------+---+   x grows rightward, y downward
 382                 //  |         D          |
 383                 //  +--------------------+
 384                 //
 385 #if 0
 386                 // clear only if we didn't have a change
 387                 if (bv->text->status() != LyXText::CHANGED_IN_DRAW) {
 388 #endif
 389                         // clear before the inset
 390                         int tx, ty, w, h;
 391                         tx = nx + 1;
 392                         ty = baseline - tabular->GetAscentOfRow(i) + 1;
 393                         w = int(cx - nx - 1);
 394                         h = tabular->GetAscentOfRow(i) +
 395                                 tabular->GetDescentOfRow(i) - 1;
 396                         pain.fillRectangle(tx, ty, w, h, backgroundColor());
 397                         // clear behind the inset
 398                         tx = int(cx + the_locking_inset->width(bv,font) + 1);
 399                         ty = baseline - tabular->GetAscentOfRow(i) + 1;
 400                         w = tabular->GetWidthOfColumn(cell) -
 401                                 tabular->GetBeginningOfTextInCell(cell) -
 402                                 the_locking_inset->width(bv,font) -
 403                                 tabular->GetAdditionalWidth(cell) - 1;
 404                         h = tabular->GetAscentOfRow(i) + tabular->GetDescentOfRow(i) - 1;
 405                         pain.fillRectangle(tx, ty, w, h, backgroundColor());
 406                         // clear below the inset
 407                         tx = nx + 1;
 408                         ty = baseline + the_locking_inset->descent(bv, font) + 1;
 409                         w = tabular->GetWidthOfColumn(cell) -
 410                                 tabular->GetAdditionalWidth(cell) - 1;
 411                         h = tabular->GetDescentOfRow(i) -
 412                                 the_locking_inset->descent(bv, font) - 1;
 413                         pain.fillRectangle(tx, ty, w, h, backgroundColor());
 414                         // clear above the inset
 415                         tx = nx + 1;
 416                         ty = baseline - tabular->GetAscentOfRow(i) + 1;
 417                         w = tabular->GetWidthOfColumn(cell) -
 418                                 tabular->GetAdditionalWidth(cell) - 1;
 419                         h = tabular->GetAscentOfRow(i) - the_locking_inset->ascent(bv, font);
 420                         pain.fillRectangle(tx, ty, w, h, backgroundColor());
 421 #if 0
 422                 }
 423 #endif
 424         }
 425         x -= ADD_TO_TABULAR_WIDTH;
 426         x += width(bv, font);
 427         if (bv->text->status() == LyXText::CHANGED_IN_DRAW) {
 428                 int i = 0;
 429                 for(Inset * inset = owner(); inset; ++i)
 430                         inset = inset->owner();
 431                 if (calculate_dimensions_of_cells(bv, font, false))
 432                         need_update = INIT;
 433         } else {
 434                 need_update = NONE;
 435         }
 436 }
 437
 438
 439 void InsetTabular::drawCellLines(Painter & pain, int x, int baseline,
 440                                  int row, int cell) const
 441 {
 442         int x2 = x + tabular->GetWidthOfColumn(cell);
 443         bool on_off;
 444
 445         if (!tabular->TopAlreadyDrawed(cell)) {
 446                 on_off = !tabular->TopLine(cell);
 447                 pain.line(x, baseline - tabular->GetAscentOfRow(row),
 448                           x2, baseline -  tabular->GetAscentOfRow(row),
 449                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 450                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 451         }
 452         on_off = !tabular->BottomLine(cell);
 453         pain.line(x, baseline + tabular->GetDescentOfRow(row),
 454                   x2, baseline + tabular->GetDescentOfRow(row),
 455                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 456                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 457         if (!tabular->LeftAlreadyDrawed(cell)) {
 458                 on_off = !tabular->LeftLine(cell);
 459                 pain.line(x, baseline -  tabular->GetAscentOfRow(row),
 460                           x, baseline +  tabular->GetDescentOfRow(row),
 461                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 462                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 463         }
 464         on_off = !tabular->RightLine(cell);
 465         pain.line(x2 - tabular->GetAdditionalWidth(cell),
 466                   baseline -  tabular->GetAscentOfRow(row),
 467                   x2 - tabular->GetAdditionalWidth(cell),
 468                   baseline +  tabular->GetDescentOfRow(row),
 469                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 470                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 471 }
 472
 473
 474 void InsetTabular::drawCellSelection(Painter & pain, int x, int baseline,
 475                                      int row, int column, int cell) const
 476 {
 477         lyx::Assert(hasSelection());
 478         int cs = tabular->column_of_cell(sel_cell_start);
 479         int ce = tabular->column_of_cell(sel_cell_end);
 480         if (cs > ce) {
 481                 ce = cs;
 482                 cs = tabular->column_of_cell(sel_cell_end);
 483         } else {
 484                 ce = tabular->right_column_of_cell(sel_cell_end);
 485         }
 486
 487         int rs = tabular->row_of_cell(sel_cell_start);
 488         int re = tabular->row_of_cell(sel_cell_end);
 489         if (rs > re)
 490                 swap(rs, re);
 491
 492         if ((column >= cs) && (column <= ce) && (row >= rs) && (row <= re)) {
 493                 int w = tabular->GetWidthOfColumn(cell);
 494                 int h = tabular->GetAscentOfRow(row) + tabular->GetDescentOfRow(row)-1;
 495                 pain.fillRectangle(x, baseline - tabular->GetAscentOfRow(row) + 1,
 496                                    w, h, LColor::selection);
 497         }
 498 }
 499
 500
 501 void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
 502 {
 503         if (in_update) {
 504                 if (reinit) {
 505                         resetPos(bv);
 506                         if (owner())
 507                                 owner()->update(bv, font, true);
 508                 }
 509                 return;
 510         }
 511         in_update = true;
 512         if (reinit) {
 513                 need_update = INIT;
 514                 if (calculate_dimensions_of_cells(bv, font, true))
 515                         resetPos(bv);
 516                 if (owner())
 517                         owner()->update(bv, font, true);
 518                 in_update = false;
 519                 return;
 520         }
 521         if (the_locking_inset)
 522                 the_locking_inset->update(bv, font, reinit);
 523         if (need_update < FULL &&
 524                 bv->text->status() == LyXText::NEED_MORE_REFRESH)
 525         {
 526                 need_update = FULL;
 527         }
 528
 529         switch (need_update) {
 530         case INIT:
 531         case FULL:
 532         case CELL:
 533                 if (calculate_dimensions_of_cells(bv, font, false)) {
 534                         need_update = INIT;
 535                         resetPos(bv);
 536                 }
 537                 break;
 538         case SELECTION:
 539                 need_update = FULL;
 540                 break;
 541         default:
 542                 break;
 543         }
 544         in_update = false;
 545 }
 546
 547
 548 string const InsetTabular::editMessage() const
 549 {
 550         return _("Opened Tabular Inset");
 551 }
 552
 553
 554 void InsetTabular::edit(BufferView * bv, int x, int y, unsigned int button)
 555 {
 556         UpdatableInset::edit(bv, x, y, button);
 557
 558         if (!bv->lockInset(this)) {
 559                 lyxerr[Debug::INSETTEXT] << "InsetTabular::Cannot lock inset" << endl;
 560                 return;
 561         }
 562         locked = true;
 563         the_locking_inset = 0;
 564         inset_x = 0;
 565         inset_y = 0;
 566         setPos(bv, x, y);
 567         clearSelection();
 568         finishUndo();
 569         if (insetHit(bv, x, y) && (button != 3)) {
 570                 activateCellInsetAbs(bv, x, y, button);
 571         }
 572 }
 573
 574
 575 void InsetTabular::edit(BufferView * bv, bool front)
 576 {
 577         UpdatableInset::edit(bv, front);
 578
 579         if (!bv->lockInset(this)) {
 580                 lyxerr[Debug::INSETTEXT] << "InsetTabular::Cannot lock inset" << endl;
 581                 return;
 582         }
 583         finishUndo();
 584         locked = true;
 585         the_locking_inset = 0;
 586         inset_x = 0;
 587         inset_y = 0;
 588         if (front)
 589                 actcell = 0;
 590         else
 591                 actcell = tabular->GetNumberOfCells() - 1;
 592         clearSelection();
 593         resetPos(bv);
 594         bv->fitCursor();
 595 }
 596
 597
 598 void InsetTabular::insetUnlock(BufferView * bv)
 599 {
 600         if (the_locking_inset) {
 601                 the_locking_inset->insetUnlock(bv);
 602                 updateLocal(bv, CELL, false);
 603                 the_locking_inset = 0;
 604         }
 605         hideInsetCursor(bv);
 606         oldcell = -1;
 607         locked = false;
 608         if (scroll(false) || hasSelection()) {
 609                 clearSelection();
 610                 if (scroll(false)) {
 611                         scroll(bv, 0.0F);
 612                 }
 613                 updateLocal(bv, FULL, false);
 614         }
 615 }
 616
 617
 618 void InsetTabular::updateLocal(BufferView * bv, UpdateCodes what,
 619                                bool mark_dirty) const
 620 {
 621         if (what == INIT) {
 622                 LyXFont font;
 623                 calculate_dimensions_of_cells(bv, font, true);
 624         }
 625         if (!locked && what == CELL)
 626                 what = FULL;
 627         if (need_update < what) // only set this if it has greater update
 628                 need_update = what;
 629 #if 0 // maybe this should not be done!
 630         if ((what == INIT) && hasSelection()) {
 631                 clearSelection();
 632         }
 633 #endif
 634         // Dirty Cast! (Lgb)
 635         if (need_update != NONE) {
 636                 bv->updateInset(const_cast<InsetTabular *>(this), mark_dirty);
 637                 if (locked) // && (what != NONE))
 638                         resetPos(bv);
 639         }
 640 }
 641
 642
 643 bool InsetTabular::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
 644 {
 645         lyxerr[Debug::INSETTEXT] << "InsetTabular::LockInsetInInset("
 646                               << inset << "): ";
 647         if (!inset)
 648                 return false;
 649         oldcell = -1;
 650         if (inset == tabular->GetCellInset(actcell)) {
 651                 lyxerr[Debug::INSETTEXT] << "OK" << endl;
 652                 the_locking_inset = tabular->GetCellInset(actcell);
 653                 resetPos(bv);
 654                 return true;
 655         } else if (!the_locking_inset) {
 656                 int const n = tabular->GetNumberOfCells();
 657                 int const id = inset->id();
 658                 for (int i = 0; i < n; ++i) {
 659                         InsetText * in = tabular->GetCellInset(i);
 660                         if (inset == in) {
 661                                 actcell = i;
 662                                 the_locking_inset = in;
 663                                 locked = true;
 664                                 resetPos(bv);
 665                                 return true;
 666                         }
 667                         if (in->getInsetFromID(id)) {
 668                                 actcell = i;
 669                                 in->edit(bv);
 670                                 return the_locking_inset->lockInsetInInset(bv, inset);
 671                         }
 672                 }
 673         } else if (the_locking_inset && (the_locking_inset == inset)) {
 674                 lyxerr[Debug::INSETTEXT] << "OK" << endl;
 675                 resetPos(bv);
 676         } else if (the_locking_inset) {
 677                 lyxerr[Debug::INSETTEXT] << "MAYBE" << endl;
 678                 return the_locking_inset->lockInsetInInset(bv, inset);
 679         }
 680         lyxerr[Debug::INSETTEXT] << "NOT OK" << endl;
 681         return false;
 682 }
 683
 684
 685 bool InsetTabular::unlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 686                                       bool lr)
 687 {
 688         if (!the_locking_inset)
 689                 return false;
 690         if (the_locking_inset == inset) {
 691                 the_locking_inset->insetUnlock(bv);
 692 #ifdef WITH_WARNINGS
 693 #warning fix scrolling when cellinset has requested a scroll (Jug)!!!
 694 #endif
 695 #if 0
 696                 if (scroll(false))
 697                         scroll(bv, 0.0F);
 698 #endif
 699                 updateLocal(bv, CELL, false);
 700                 // this has to be here otherwise we don't redraw the cell!
 701                 the_locking_inset = 0;
 702 //              showInsetCursor(bv, false);
 703                 return true;
 704         }
 705         if (the_locking_inset->unlockInsetInInset(bv, inset, lr)) {
 706                 if (inset->lyxCode() == TABULAR_CODE &&
 707                     !the_locking_inset->getFirstLockingInsetOfType(TABULAR_CODE)) {
 708                         bv->owner()->getDialogs()->updateTabular(this);
 709                         oldcell = actcell;
 710                 }
 711                 return true;
 712         }
 713         return false;
 714 }
 715
 716
 717 bool InsetTabular::updateInsetInInset(BufferView * bv, Inset * inset)
 718 {
 719         Inset * tl_inset = inset;
 720         // look if this inset is really inside myself!
 721         while(tl_inset->owner() && tl_inset->owner() != this)
 722                 tl_inset = tl_inset->owner();
 723         // if we enter here it's not ower inset
 724         if (!tl_inset->owner())
 725                 return false;
 726         // we only have to do this if this is a subinset of our cells
 727         if (tl_inset != inset) {
 728                 if (!static_cast<InsetText *>(tl_inset)->updateInsetInInset(bv, inset))
 729                         return false;
 730         }
 731         updateLocal(bv, CELL, false);
 732         return true;
 733 }
 734
 735
 736 int InsetTabular::insetInInsetY() const
 737 {
 738         if (!the_locking_inset)
 739                 return 0;
 740         return inset_y + the_locking_inset->insetInInsetY();
 741 }
 742
 743
 744 UpdatableInset * InsetTabular::getLockingInset() const
 745 {
 746         return the_locking_inset ? the_locking_inset->getLockingInset() :
 747                 const_cast<InsetTabular *>(this);
 748 }
 749
 750
 751 UpdatableInset * InsetTabular::getFirstLockingInsetOfType(Inset::Code c)
 752 {
 753         if (c == lyxCode())
 754                 return this;
 755         if (the_locking_inset)
 756                 return the_locking_inset->getFirstLockingInsetOfType(c);
 757         return 0;
 758 }
 759
 760
 761 bool InsetTabular::insertInset(BufferView * bv, Inset * inset)
 762 {
 763         if (the_locking_inset)
 764                 return the_locking_inset->insertInset(bv, inset);
 765         return false;
 766 }
 767
 768
 769 void InsetTabular::insetButtonPress(BufferView * bv, int x, int y, int button)
 770 {
 771         if (hasSelection() && (button == 3))
 772                 return;
 773
 774         if (hasSelection()) {
 775                 clearSelection();
 776                 updateLocal(bv, SELECTION, false);
 777         }
 778
 779         int const ocell = actcell;
 780         int const orow = actrow;
 781
 782         hideInsetCursor(bv);
 783         if (!locked) {
 784                 locked = true;
 785                 the_locking_inset = 0;
 786                 inset_x = 0;
 787                 inset_y = 0;
 788         }
 789         setPos(bv, x, y);
 790         if (actrow != orow)
 791                 updateLocal(bv, NONE, false);
 792         clearSelection();
 793 #if 0
 794         if (button == 3) {
 795                 if ((ocell != actcell) && the_locking_inset) {
 796                         the_locking_inset->insetUnlock(bv);
 797                         updateLocal(bv, CELL, false);
 798                         the_locking_inset = 0;
 799                 }
 800                 showInsetCursor(bv);
 801                 return;
 802         }
 803 #endif
 804
 805         bool const inset_hit = insetHit(bv, x, y);
 806
 807         if ((ocell == actcell) && the_locking_inset && inset_hit) {
 808                 resetPos(bv);
 809                 the_locking_inset->insetButtonPress(bv,
 810                                                     x - inset_x, y - inset_y,
 811                                                     button);
 812                 return;
 813         } else if (the_locking_inset) {
 814                 the_locking_inset->insetUnlock(bv);
 815                 updateLocal(bv, CELL, false);
 816                 the_locking_inset = 0;
 817         }
 818         if (button == 2) {
 819                 localDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 820                 return;
 821         }
 822         if (inset_hit && bv->theLockingInset()) {
 823                 if (!bv->lockInset(static_cast<UpdatableInset*>(tabular->GetCellInset(actcell)))) {
 824                         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 825                         return;
 826                 }
 827                 the_locking_inset->insetButtonPress(
 828                         bv, x - inset_x, y - inset_y, button);
 829                 return;
 830         }
 831         showInsetCursor(bv);
 832 }
 833
 834
 835 bool InsetTabular::insetButtonRelease(BufferView * bv,
 836                                       int x, int y, int button)
 837 {
 838         bool ret = false;
 839         if (the_locking_inset)
 840                 ret = the_locking_inset->insetButtonRelease(bv, x - inset_x,
 841                                                                                                         y - inset_y, button);
 842         if (button == 3 && !ret) {
 843                 bv->owner()->getDialogs()->showTabular(this);
 844                 return true;
 845         }
 846         return ret;
 847 }
 848
 849
 850 void InsetTabular::insetMotionNotify(BufferView * bv, int x, int y, int button)
 851 {
 852         if (the_locking_inset) {
 853                 the_locking_inset->insetMotionNotify(bv,
 854                                                      x - inset_x,
 855                                                      y - inset_y,
 856                                                      button);
 857                 return;
 858         }
 859
 860         hideInsetCursor(bv);
 861 //      int const old_cell = actcell;
 862
 863         setPos(bv, x, y);
 864         if (!hasSelection()) {
 865                 setSelection(actcell, actcell);
 866         } else {
 867                 setSelection(sel_cell_start, actcell);
 868         }
 869         updateLocal(bv, SELECTION, false);
 870         showInsetCursor(bv);
 871 }
 872
 873
 874 void InsetTabular::insetKeyPress(XKeyEvent * xke)
 875 {
 876         if (the_locking_inset) {
 877                 the_locking_inset->insetKeyPress(xke);
 878                 return;
 879         }
 880 }
 881
 882
 883 UpdatableInset::RESULT
 884 InsetTabular::localDispatch(BufferView * bv, kb_action action,
 885                             string const & arg)
 886 {
 887         // We need to save the value of the_locking_inset as the call to
 888         // the_locking_inset->LocalDispatch might unlock it.
 889         old_locking_inset = the_locking_inset;
 890         UpdatableInset::RESULT result =
 891                 UpdatableInset::localDispatch(bv, action, arg);
 892         if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
 893                 resetPos(bv);
 894                 return result;
 895         }
 896
 897         if ((action < 0) && arg.empty())
 898                 return FINISHED;
 899
 900         bool hs = hasSelection();
 901
 902         result = DISPATCHED;
 903         // this one have priority over the locked InsetText, if we're not already
 904         // inside another tabular then that one get's priority!
 905         if (getFirstLockingInsetOfType(Inset::TABULAR_CODE) == this) {
 906                 switch (action) {
 907                 case LFUN_SHIFT_TAB:
 908                 case LFUN_TAB:
 909                         hideInsetCursor(bv);
 910                         unlockInsetInInset(bv, the_locking_inset);
 911                         if (action == LFUN_TAB)
 912                                 moveNextCell(bv, old_locking_inset != 0);
 913                         else
 914                                 movePrevCell(bv, old_locking_inset != 0);
 915                         clearSelection();
 916                         if (hs)
 917                                 updateLocal(bv, SELECTION, false);
 918                         if (!the_locking_inset) {
 919                                 showInsetCursor(bv);
 920                                 return DISPATCHED_NOUPDATE;
 921                         }
 922                         return result;
 923                 // this to avoid compiler warnings.
 924                 default:
 925                         break;
 926                 }
 927         }
 928
 929         if (the_locking_inset) {
 930                 result = the_locking_inset->localDispatch(bv, action, arg);
 931                 if (result == DISPATCHED_NOUPDATE) {
 932                         int sc = scroll();
 933                         resetPos(bv);
 934                         if (sc != scroll()) { // inset has been scrolled
 935                                 the_locking_inset->toggleInsetCursor(bv);
 936                                 updateLocal(bv, FULL, false);
 937                                 the_locking_inset->toggleInsetCursor(bv);
 938                         }
 939                         return result;
 940                 } else if (result == DISPATCHED) {
 941                         the_locking_inset->toggleInsetCursor(bv);
 942                         updateLocal(bv, CELL, false);
 943                         the_locking_inset->toggleInsetCursor(bv);
 944                         return result;
 945                 } else if (result == FINISHED_UP) {
 946                         action = LFUN_UP;
 947                 } else if (result == FINISHED_DOWN) {
 948                         action = LFUN_DOWN;
 949                 } else if (result == FINISHED_RIGHT) {
 950                         action = LFUN_RIGHT;
 951                 }
 952         }
 953
 954         hideInsetCursor(bv);
 955         result = DISPATCHED;
 956         switch (action) {
 957                 // --- Cursor Movements ----------------------------------
 958         case LFUN_RIGHTSEL: {
 959                 int const start = hasSelection() ? sel_cell_start : actcell;
 960                 if (tabular->IsLastCellInRow(actcell)) {
 961                         setSelection(start, actcell);
 962                         break;
 963                 }
 964
 965                 int end = actcell;
 966                 // if we are starting a selection, only select
 967                 // the current cell at the beginning
 968                 if (hasSelection()) {
 969                         moveRight(bv, false);
 970                         end = actcell;
 971                 }
 972                 setSelection(start, end);
 973                 updateLocal(bv, SELECTION, false);
 974                 break;
 975         }
 976         case LFUN_RIGHT:
 977                 result = moveRight(bv);
 978                 clearSelection();
 979                 if (hs)
 980                         updateLocal(bv, SELECTION, false);
 981                 break;
 982         case LFUN_LEFTSEL: {
 983                 int const start = hasSelection() ? sel_cell_start : actcell;
 984                 if (tabular->IsFirstCellInRow(actcell)) {
 985                         setSelection(start, actcell);
 986                         break;
 987                 }
 988
 989                 int end = actcell;
 990                 // if we are starting a selection, only select
 991                 // the current cell at the beginning
 992                 if (hasSelection()) {
 993                         moveLeft(bv, false);
 994                         end = actcell;
 995                 }
 996                 setSelection(start, end);
 997                 updateLocal(bv, SELECTION, false);
 998                 break;
 999         }
1000         case LFUN_LEFT:
1001                 result = moveLeft(bv);
1002                 clearSelection();
1003                 if (hs)
1004                         updateLocal(bv, SELECTION, false);
1005                 break;
1006         case LFUN_DOWNSEL: {
1007                 int const start = hasSelection() ? sel_cell_start : actcell;
1008                 int const ocell = actcell;
1009                 // if we are starting a selection, only select
1010                 // the current cell at the beginning
1011                 if (hasSelection()) {
1012                         moveDown(bv, false);
1013                         if ((ocell == sel_cell_end) ||
1014                             (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
1015                                 setSelection(start, tabular->GetCellBelow(sel_cell_end));
1016                         else
1017                                 setSelection(start, tabular->GetLastCellBelow(sel_cell_end));
1018                 } else {
1019                         setSelection(start, start);
1020                 }
1021                 updateLocal(bv, SELECTION, false);
1022         }
1023         break;
1024         case LFUN_DOWN:
1025                 result = moveDown(bv, old_locking_inset != 0);
1026                 clearSelection();
1027                 if (hs) {
1028                         updateLocal(bv, SELECTION, false);
1029                 }
1030                 break;
1031         case LFUN_UPSEL: {
1032                 int const start = hasSelection() ? sel_cell_start : actcell;
1033                 int const ocell = actcell;
1034                 // if we are starting a selection, only select
1035                 // the current cell at the beginning
1036                 if (hasSelection()) {
1037                         moveUp(bv, false);
1038                         if ((ocell == sel_cell_end) ||
1039                             (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
1040                                 setSelection(start, tabular->GetCellAbove(sel_cell_end));
1041                         else
1042                                 setSelection(start, tabular->GetLastCellAbove(sel_cell_end));
1043                 } else {
1044                         setSelection(start, start);
1045                 }
1046                 updateLocal(bv, SELECTION, false);
1047         }
1048         break;
1049         case LFUN_UP:
1050                 result = moveUp(bv, old_locking_inset != 0);
1051                 clearSelection();
1052                 if (hs)
1053                         updateLocal(bv, SELECTION, false);
1054                 break;
1055         case LFUN_NEXT: {
1056                 UpdateCodes code = CURSOR;
1057                 if (hs) {
1058                         clearSelection();
1059                         code = SELECTION;
1060                 }
1061                 int column = actcol;
1062                 unlockInsetInInset(bv, the_locking_inset);
1063                 if (bv->text->first_y + bv->painter().paperHeight() <
1064                     (top_baseline + tabular->GetHeightOfTabular()))
1065                         {
1066                                 bv->scrollCB(bv->text->first_y + bv->painter().paperHeight());
1067                                 code = FULL;
1068                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
1069                         } else {
1070                                 actcell = tabular->GetFirstCellInRow(tabular->rows() - 1) + column;
1071                         }
1072                 resetPos(bv);
1073                 updateLocal(bv, code, false);
1074                 break;
1075         }
1076         case LFUN_PRIOR: {
1077                 UpdateCodes code = CURSOR;
1078                 if (hs) {
1079                         clearSelection();
1080                         code = SELECTION;
1081                 }
1082                 int column = actcol;
1083                 unlockInsetInInset(bv, the_locking_inset);
1084                 if (top_baseline < 0) {
1085                         bv->scrollCB(bv->text->first_y - bv->painter().paperHeight());
1086                         code = FULL;
1087                         if (top_baseline > 0)
1088                                 actcell = column;
1089                         else
1090                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
1091                 } else {
1092                         actcell = column;
1093                 }
1094                 resetPos(bv);
1095                 updateLocal(bv, code, false);
1096                 break;
1097         }
1098         // none of these make sense for insettabular,
1099         // but we must catch them to prevent any
1100         // selection from being confused
1101         case LFUN_PRIORSEL:
1102         case LFUN_NEXTSEL:
1103         case LFUN_WORDLEFT:
1104         case LFUN_WORDLEFTSEL:
1105         case LFUN_WORDRIGHT:
1106         case LFUN_WORDRIGHTSEL:
1107         case LFUN_DOWN_PARAGRAPH:
1108         case LFUN_DOWN_PARAGRAPHSEL:
1109         case LFUN_UP_PARAGRAPH:
1110         case LFUN_UP_PARAGRAPHSEL:
1111         case LFUN_BACKSPACE:
1112         case LFUN_DELETE:
1113         case LFUN_HOME:
1114         case LFUN_HOMESEL:
1115         case LFUN_END:
1116         case LFUN_ENDSEL:
1117         case LFUN_BEGINNINGBUF:
1118         case LFUN_BEGINNINGBUFSEL:
1119         case LFUN_ENDBUF:
1120         case LFUN_ENDBUFSEL:
1121                 break;
1122         case LFUN_LAYOUT_TABULAR:
1123                 bv->owner()->getDialogs()->showTabular(this);
1124                 break;
1125         case LFUN_TABULAR_FEATURE:
1126                 if (!tabularFeatures(bv, arg))
1127                         result = UNDISPATCHED;
1128                 break;
1129                 // insert file functions
1130         case LFUN_FILE_INSERT_ASCII_PARA:
1131         case LFUN_FILE_INSERT_ASCII:
1132         {
1133                 string tmpstr = getContentsOfAsciiFile(bv, arg, false);
1134                 if (tmpstr.empty())
1135                         break;
1136                 if (insertAsciiString(bv, tmpstr, false))
1137                         updateLocal(bv, INIT, true);
1138                 else
1139                         result = UNDISPATCHED;
1140                 break;
1141         }
1142         // cut and paste functions
1143         case LFUN_CUT:
1144                 if (!copySelection(bv))
1145                         break;
1146                 setUndo(bv, Undo::DELETE,
1147                         bv->text->cursor.par(),
1148                         bv->text->cursor.par()->next());
1149                 cutSelection();
1150                 updateLocal(bv, INIT, true);
1151                 break;
1152         case LFUN_COPY:
1153                 if (!hasSelection())
1154                         break;
1155                 finishUndo();
1156                 copySelection(bv);
1157                 break;
1158         case LFUN_PASTESELECTION:
1159         {
1160                 string const clip(bv->getClipboard());
1161                         if (clip.empty())
1162                         break;
1163 #if 0
1164                 if (clip.find('\t') != string::npos) {
1165                         int cols = 1;
1166                         int rows = 1;
1167                         int maxCols = 1;
1168                         string::size_type len = clip.length();
1169                         string::size_type p = 0;
1170
1171                         while (p < len &&
1172                               ((p = clip.find_first_of("\t\n", p)) != string::npos)) {
1173                                 switch (clip[p]) {
1174                                 case '\t':
1175                                         ++cols;
1176                                         break;
1177                                 case '\n':
1178                                         if ((p+1) < len)
1179                                                 ++rows;
1180                                         maxCols = max(cols, maxCols);
1181                                         cols = 1;
1182                                         break;
1183                                 }
1184                                 ++p;
1185                         }
1186                         maxCols = max(cols, maxCols);
1187                         delete paste_tabular;
1188                         paste_tabular = new LyXTabular(bv->buffer()->params,
1189                                                        this, rows, maxCols);
1190                         string::size_type op = 0;
1191                         int cell = 0;
1192                         int cells = paste_tabular->GetNumberOfCells();
1193                         p = cols = 0;
1194                         while ((cell < cells) && (p < len) &&
1195                               (p = clip.find_first_of("\t\n", p)) != string::npos) {
1196                                 if (p >= len)
1197                                         break;
1198                                 switch (clip[p]) {
1199                                 case '\t':
1200                                         paste_tabular->GetCellInset(cell)->setText(clip.substr(op, p-op));
1201                                         ++cols;
1202                                         ++cell;
1203                                         break;
1204                                 case '\n':
1205                                         paste_tabular->GetCellInset(cell)->setText(clip.substr(op, p-op));
1206                                         while (cols++ < maxCols)
1207                                                 ++cell;
1208                                         cols = 0;
1209                                         break;
1210                                 }
1211                                 ++p;
1212                                 op = p;
1213                         }
1214                         // check for the last cell if there is no trailing '\n'
1215                         if ((cell < cells) && (op < len))
1216                                 paste_tabular->GetCellInset(cell)->setText(clip.substr(op, len-op));
1217                 } else
1218 #else
1219                 if (!insertAsciiString(bv, clip, true))
1220 #endif
1221                 {
1222                         // so that the clipboard is used and it goes on
1223                         // to default
1224                         // and executes LFUN_PASTESELECTION in insettext!
1225                         delete paste_tabular;
1226                         paste_tabular = 0;
1227                 }
1228         }
1229         case LFUN_PASTE:
1230                 if (hasPasteBuffer()) {
1231                         setUndo(bv, Undo::INSERT,
1232                                 bv->text->cursor.par(),
1233                                 bv->text->cursor.par()->next());
1234                         pasteSelection(bv);
1235                         updateLocal(bv, INIT, true);
1236                         break;
1237                 }
1238                 // ATTENTION: the function above has to be PASTE and PASTESELECTION!!!
1239         default:
1240                 // handle font changing stuff on selection before we lock the inset
1241                 // in the default part!
1242                 result = UNDISPATCHED;
1243                 if (hs) {
1244                         switch(action) {
1245                         case LFUN_LANGUAGE:
1246                         case LFUN_EMPH:
1247                         case LFUN_BOLD:
1248                         case LFUN_NOUN:
1249                         case LFUN_CODE:
1250                         case LFUN_SANS:
1251                         case LFUN_ROMAN:
1252                         case LFUN_DEFAULT:
1253                         case LFUN_UNDERLINE:
1254                         case LFUN_FONT_SIZE:
1255                                 if (bv->Dispatch(action, arg))
1256                                         result = DISPATCHED;
1257                                 break;
1258                         default:
1259                                 break;
1260                         }
1261                 }
1262                 // we try to activate the actual inset and put this event down to
1263                 // the insets dispatch function.
1264                 if ((result == DISPATCHED) || the_locking_inset)
1265                         break;
1266                 nodraw(true);
1267                 if (activateCellInset(bv)) {
1268                         // reset need_update setted in above function!
1269                         need_update = NONE;
1270                         result = the_locking_inset->localDispatch(bv, action, arg);
1271                         if ((result == UNDISPATCHED) || (result >= FINISHED)) {
1272                                 unlockInsetInInset(bv, the_locking_inset);
1273                                 nodraw(false);
1274                                 // we need to update if this was requested before
1275                                 updateLocal(bv, NONE, false);
1276                                 return UNDISPATCHED;
1277                         } else if (hs) {
1278                                 clearSelection();
1279                                 // so the below CELL is not set because this is higher
1280                                 // priority and we get a full redraw
1281                                 need_update = SELECTION;
1282                         }
1283                         nodraw(false);
1284                         updateLocal(bv, CELL, false);
1285                         return result;
1286                 }
1287                 break;
1288         }
1289         if (result < FINISHED) {
1290                 if (!the_locking_inset) {
1291                         if (bv->fitCursor())
1292                                 updateLocal(bv, FULL, false);
1293                         if (locked)
1294                                 showInsetCursor(bv);
1295                 }
1296         } else
1297                 bv->unlockInset(this);
1298         return result;
1299 }
1300
1301
1302 int InsetTabular::latex(Buffer const * buf, ostream & os,
1303                         bool fragile, bool fp) const
1304 {
1305         return tabular->latex(buf, os, fragile, fp);
1306 }
1307
1308
1309 int InsetTabular::ascii(Buffer const * buf, ostream & os, int ll) const
1310 {
1311         if (ll > 0)
1312                 return tabular->ascii(buf, os, (int)parOwner()->params().depth(),
1313                                       false,0);
1314         return tabular->ascii(buf, os, 0, false,0);
1315 }
1316
1317
1318 int InsetTabular::linuxdoc(Buffer const * buf, ostream & os) const
1319 {
1320         os << "<![CDATA[";
1321         int const ret = tabular->ascii(buf,os,
1322                                        (int)parOwner()->params().depth(),
1323                                        false, 0);
1324         os << "]]>";
1325         return ret;
1326 }
1327
1328
1329 int InsetTabular::docbook(Buffer const * buf, ostream & os) const
1330 {
1331         int ret = 0;
1332         Inset * master;
1333
1334         // if the table is inside a float it doesn't need the informaltable
1335         // wrapper. Search for it.
1336         for(master = owner();
1337             master && master->lyxCode() != Inset::FLOAT_CODE;
1338             master = master->owner());
1339
1340         if (!master) {
1341                 os << "<informaltable>\n";
1342                 ret++;
1343         }
1344         ret+= tabular->docBook(buf,os);
1345         if (!master) {
1346                 os << "</informaltable>\n";
1347                 ret++;
1348         }
1349         return ret;
1350 }
1351
1352
1353 void InsetTabular::validate(LaTeXFeatures & features) const
1354 {
1355         tabular->Validate(features);
1356 }
1357
1358
1359 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
1360                                                  LyXFont const & font,
1361                                                  bool reinit) const
1362 {
1363         int cell = -1;
1364         int maxAsc = 0;
1365         int maxDesc = 0;
1366         InsetText * inset;
1367         bool changed = false;
1368
1369         // if we have a locking_inset we should have to check only this cell for
1370         // change so I'll try this to have a boost, but who knows ;)
1371         if ((need_update != INIT) &&
1372             (the_locking_inset == tabular->GetCellInset(actcell))) {
1373                 for(int i = 0; i < tabular->columns(); ++i) {
1374                         maxAsc = max(tabular->GetCellInset(actrow, i)->ascent(bv, font),
1375                                      maxAsc);
1376                         maxDesc = max(tabular->GetCellInset(actrow, i)->descent(bv, font),
1377                                       maxDesc);
1378                 }
1379                 changed = tabular->SetWidthOfCell(actcell, the_locking_inset->width(bv, font));
1380                 changed = tabular->SetAscentOfRow(actrow, maxAsc + ADD_TO_HEIGHT) || changed;
1381                 changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
1382                 return changed;
1383         }
1384         for (int i = 0; i < tabular->rows(); ++i) {
1385                 maxAsc = 0;
1386                 maxDesc = 0;
1387                 for (int j = 0; j < tabular->columns(); ++j) {
1388                         if (tabular->IsPartOfMultiColumn(i,j))
1389                                 continue;
1390                         ++cell;
1391                         inset = tabular->GetCellInset(cell);
1392                         if (!reinit && !tabular->GetPWidth(cell).zero())
1393                                 inset->update(bv, font, false);
1394                         maxAsc = max(maxAsc, inset->ascent(bv, font));
1395                         maxDesc = max(maxDesc, inset->descent(bv, font));
1396                         changed = tabular->SetWidthOfCell(cell, inset->width(bv, font)) || changed;
1397                 }
1398                 changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
1399                 changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
1400         }
1401         if (changed)
1402                 tabular->reinit();
1403         return changed;
1404 }
1405
1406
1407 void InsetTabular::getCursorPos(BufferView * bv, int & x, int & y) const
1408 {
1409         if (the_locking_inset) {
1410                 the_locking_inset->getCursorPos(bv, x, y);
1411                 return;
1412         }
1413         x = cursor_.x() - top_x;
1414         y = cursor_.y();
1415 }
1416
1417
1418 void InsetTabular::toggleInsetCursor(BufferView * bv)
1419 {
1420         if (nodraw()) {
1421                 if (isCursorVisible())
1422                         bv->hideLockedInsetCursor();
1423                 return;
1424         }
1425         if (the_locking_inset) {
1426                 the_locking_inset->toggleInsetCursor(bv);
1427                 return;
1428         }
1429
1430         LyXFont font; // = the_locking_inset->GetFont(par, cursor.pos);
1431
1432         int const asc = font_metrics::maxAscent(font);
1433         int const desc = font_metrics::maxDescent(font);
1434
1435         if (isCursorVisible())
1436                 bv->hideLockedInsetCursor();
1437         else
1438                 bv->showLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
1439         toggleCursorVisible();
1440 }
1441
1442
1443 void InsetTabular::showInsetCursor(BufferView * bv, bool show)
1444 {
1445         if (nodraw())
1446                 return;
1447         if (!isCursorVisible()) {
1448                 LyXFont font; // = GetFont(par, cursor.pos);
1449
1450                 int const asc = font_metrics::maxAscent(font);
1451                 int const desc = font_metrics::maxDescent(font);
1452                 bv->fitLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
1453                 if (show)
1454                         bv->showLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
1455                 setCursorVisible(true);
1456         }
1457 }
1458
1459
1460 void InsetTabular::hideInsetCursor(BufferView * bv)
1461 {
1462         if (isCursorVisible()) {
1463                 bv->hideLockedInsetCursor();
1464                 setCursorVisible(false);
1465         }
1466 }
1467
1468
1469 void InsetTabular::fitInsetCursor(BufferView * bv) const
1470 {
1471         if (the_locking_inset) {
1472                 int old_first_y = bv->text->first_y;
1473                 the_locking_inset->fitInsetCursor(bv);
1474                 if (old_first_y != bv->text->first_y)
1475                         need_update = FULL;
1476                 return;
1477         }
1478         LyXFont font;
1479
1480         int const asc = font_metrics::maxAscent(font);
1481         int const desc = font_metrics::maxDescent(font);
1482         resetPos(bv);
1483
1484         if (bv->fitLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc))
1485                 need_update = FULL;
1486 }
1487
1488
1489 void InsetTabular::setPos(BufferView * bv, int x, int y) const
1490 {
1491         cursor_.y(0);
1492
1493         actcell = actrow = actcol = 0;
1494         int ly = tabular->GetDescentOfRow(actrow);
1495
1496         // first search the right row
1497         while ((ly < y) && ((actrow+1) < tabular->rows())) {
1498                 cursor_.y(cursor_.y() + tabular->GetDescentOfRow(actrow) +
1499                                  tabular->GetAscentOfRow(actrow + 1) +
1500                                  tabular->GetAdditionalHeight(actrow + 1));
1501                 ++actrow;
1502                 ly = cursor_.y() + tabular->GetDescentOfRow(actrow);
1503         }
1504         actcell = tabular->GetCellNumber(actrow, actcol);
1505
1506         // now search the right column
1507         int lx = tabular->GetWidthOfColumn(actcell) -
1508                 tabular->GetAdditionalWidth(actcell);
1509         for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
1510                 lx += tabular->GetWidthOfColumn(actcell + 1)
1511                         + tabular->GetAdditionalWidth(actcell);
1512         }
1513         cursor_.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
1514         resetPos(bv);
1515 }
1516
1517
1518 int InsetTabular::getCellXPos(int cell) const
1519 {
1520         int c = cell;
1521
1522         for (; !tabular->IsFirstCellInRow(c); --c)
1523                 ;
1524         int lx = tabular->GetWidthOfColumn(cell);
1525         for (; c < cell; ++c) {
1526                 lx += tabular->GetWidthOfColumn(c);
1527         }
1528         return (lx - tabular->GetWidthOfColumn(cell) + top_x);
1529 }
1530
1531
1532 void InsetTabular::resetPos(BufferView * bv) const
1533 {
1534 #ifdef WITH_WARNINGS
1535 #warning This should be fixed in the right manner (20011128 Jug)
1536 #endif
1537         // fast hack to fix infinite repaintings!
1538         if (in_reset_pos)
1539                 return;
1540
1541         int cell = 0;
1542         actcol = tabular->column_of_cell(actcell);
1543         actrow = 0;
1544         cursor_.y(0);
1545         for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
1546                 if (tabular->IsLastCellInRow(cell)) {
1547                         cursor_.y(cursor_.y() + tabular->GetDescentOfRow(actrow) +
1548                                          tabular->GetAscentOfRow(actrow + 1) +
1549                                          tabular->GetAdditionalHeight(actrow + 1));
1550                         ++actrow;
1551                 }
1552         }
1553         if (!locked || nodraw()) {
1554                 if (the_locking_inset)
1555                         inset_y = cursor_.y();
1556                 return;
1557         }
1558         // we need this only from here on!!!
1559         in_reset_pos = true;
1560         static int const offset = ADD_TO_TABULAR_WIDTH + 2;
1561         int new_x = getCellXPos(actcell);
1562         int old_x = cursor_.x();
1563         new_x += offset;
1564         cursor_.x(new_x);
1565 //    cursor.x(getCellXPos(actcell) + offset);
1566         if ((actcol < tabular->columns()-1) && scroll(false) &&
1567                 (tabular->GetWidthOfTabular() < bv->workWidth()-20))
1568         {
1569                 scroll(bv, 0.0F);
1570                 updateLocal(bv, FULL, false);
1571         } else if (the_locking_inset &&
1572                  (tabular->GetWidthOfColumn(actcell) > bv->workWidth()-20))
1573         {
1574                 int xx = cursor_.x() - offset + bv->text->getRealCursorX(bv);
1575                 if (xx > (bv->workWidth()-20)) {
1576                         scroll(bv, -(xx - bv->workWidth() + 60));
1577                         updateLocal(bv, FULL, false);
1578                 } else if (xx < 20) {
1579                         if (xx < 0)
1580                                 xx = -xx + 60;
1581                         else
1582                                 xx = 60;
1583                         scroll(bv, xx);
1584                         updateLocal(bv, FULL, false);
1585                 }
1586         } else if ((cursor_.x() - offset) > 20 &&
1587                    (cursor_.x() - offset + tabular->GetWidthOfColumn(actcell))
1588                    > (bv->workWidth() - 20)) {
1589                 scroll(bv, -tabular->GetWidthOfColumn(actcell) - 20);
1590                 updateLocal(bv, FULL, false);
1591         } else if ((cursor_.x() - offset) < 20) {
1592                 scroll(bv, 20 - cursor_.x() + offset);
1593                 updateLocal(bv, FULL, false);
1594         } else if (scroll(false) && top_x > 20 &&
1595                    (top_x + tabular->GetWidthOfTabular()) > (bv->workWidth() - 20)) {
1596                 scroll(bv, old_x - cursor_.x());
1597                 updateLocal(bv, FULL, false);
1598         }
1599         if (the_locking_inset) {
1600                 inset_x = cursor_.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1601                 inset_y = cursor_.y();
1602         }
1603         if ((!the_locking_inset ||
1604              !the_locking_inset->getFirstLockingInsetOfType(TABULAR_CODE)) &&
1605             actcell != oldcell) {
1606                 InsetTabular * inset = const_cast<InsetTabular *>(this);
1607                 bv->owner()->getDialogs()->updateTabular(inset);
1608                 oldcell = actcell;
1609         }
1610         in_reset_pos = false;
1611 }
1612
1613
1614 UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
1615 {
1616         if (lock && !old_locking_inset) {
1617                 if (activateCellInset(bv))
1618                         return DISPATCHED;
1619         } else {
1620                 bool moved = isRightToLeft(bv)
1621                         ? movePrevCell(bv) : moveNextCell(bv);
1622                 if (!moved)
1623                         return FINISHED_RIGHT;
1624                 if (lock && activateCellInset(bv))
1625                         return DISPATCHED;
1626         }
1627         resetPos(bv);
1628         return DISPATCHED_NOUPDATE;
1629 }
1630
1631
1632 UpdatableInset::RESULT InsetTabular::moveLeft(BufferView * bv, bool lock)
1633 {
1634         bool moved = isRightToLeft(bv) ? moveNextCell(bv) : movePrevCell(bv);
1635         if (!moved)
1636                 return FINISHED;
1637         if (lock) {       // behind the inset
1638                 if (activateCellInset(bv, 0, 0, 0, true))
1639                         return DISPATCHED;
1640         }
1641         resetPos(bv);
1642         return DISPATCHED_NOUPDATE;
1643 }
1644
1645
1646 UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
1647 {
1648         int const ocell = actcell;
1649         actcell = tabular->GetCellAbove(actcell);
1650         if (actcell == ocell) // we moved out of the inset
1651                 return FINISHED_UP;
1652         resetPos(bv);
1653         if (lock) {
1654                 int x = 0;
1655                 int y = 0;
1656                 if (old_locking_inset) {
1657                         old_locking_inset->getCursorPos(bv, x, y);
1658                         x -= cursor_.x() + tabular->GetBeginningOfTextInCell(actcell);
1659                 }
1660                 if (activateCellInset(bv, x, 0))
1661                         return DISPATCHED;
1662         }
1663         return DISPATCHED_NOUPDATE;
1664 }
1665
1666
1667 UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
1668 {
1669         int const ocell = actcell;
1670         actcell = tabular->GetCellBelow(actcell);
1671         if (actcell == ocell) // we moved out of the inset
1672                 return FINISHED_DOWN;
1673         resetPos(bv);
1674         if (lock) {
1675                 int x = 0;
1676                 int y = 0;
1677                 if (old_locking_inset) {
1678                         old_locking_inset->getCursorPos(bv, x, y);
1679                         x -= cursor_.x() + tabular->GetBeginningOfTextInCell(actcell);
1680                 }
1681                 if (activateCellInset(bv, x, 0))
1682                         return DISPATCHED;
1683         }
1684         return DISPATCHED_NOUPDATE;
1685 }
1686
1687
1688 bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
1689 {
1690         if (isRightToLeft(bv)) {
1691                 if (tabular->IsFirstCellInRow(actcell)) {
1692                         int row = tabular->row_of_cell(actcell);
1693                         if (row == tabular->rows() - 1)
1694                                 return false;
1695                         actcell = tabular->GetLastCellInRow(row);
1696                         actcell = tabular->GetCellBelow(actcell);
1697                 } else {
1698                         if (!actcell)
1699                                 return false;
1700                         --actcell;
1701                 }
1702         } else {
1703                 if (tabular->IsLastCell(actcell))
1704                         return false;
1705                 ++actcell;
1706         }
1707         if (lock) {
1708                 bool rtl = tabular->GetCellInset(actcell)->paragraph()->
1709                         isRightToLeftPar(bv->buffer()->params);
1710                 activateCellInset(bv, 0, 0, 0, !rtl);
1711         }
1712         resetPos(bv);
1713         return true;
1714 }
1715
1716
1717 bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
1718 {
1719         if (isRightToLeft(bv)) {
1720                 if (tabular->IsLastCellInRow(actcell)) {
1721                         int row = tabular->row_of_cell(actcell);
1722                         if (row == 0)
1723                                 return false;
1724                         actcell = tabular->GetFirstCellInRow(row);
1725                         actcell = tabular->GetCellAbove(actcell);
1726                 } else {
1727                         if (tabular->IsLastCell(actcell))
1728                                 return false;
1729                         ++actcell;
1730                 }
1731         } else {
1732                 if (!actcell) // first cell
1733                         return false;
1734                 --actcell;
1735         }
1736         if (lock) {
1737                 bool rtl = tabular->GetCellInset(actcell)->paragraph()->
1738                         isRightToLeftPar(bv->buffer()->params);
1739                 activateCellInset(bv, 0, 0, 0, !rtl);
1740         }
1741         resetPos(bv);
1742         return true;
1743 }
1744
1745
1746 bool InsetTabular::deletable() const
1747 {
1748         return true;
1749 }
1750
1751
1752 void InsetTabular::setFont(BufferView * bv, LyXFont const & font, bool tall,
1753                            bool selectall)
1754 {
1755         if (selectall) {
1756                 setSelection(0, tabular->GetNumberOfCells() - 1);
1757         }
1758         if (hasSelection()) {
1759                 setUndo(bv, Undo::EDIT,
1760                         bv->text->cursor.par(),
1761                         bv->text->cursor.par()->next());
1762                 bool frozen = undo_frozen;
1763                 if (!frozen)
1764                         freezeUndo();
1765                 // apply the fontchange on the whole selection
1766                 int sel_row_start;
1767                 int sel_row_end;
1768                 int sel_col_start;
1769                 int sel_col_end;
1770                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1771                 for(int i = sel_row_start; i <= sel_row_end; ++i) {
1772                         for(int j = sel_col_start; j <= sel_col_end; ++j) {
1773                                 tabular->GetCellInset(i, j)->setFont(bv, font, tall, true);
1774                         }
1775                 }
1776                 if (!frozen)
1777                         unFreezeUndo();
1778                 if (selectall)
1779                         clearSelection();
1780                 updateLocal(bv, INIT, true);
1781         }
1782         if (the_locking_inset)
1783                 the_locking_inset->setFont(bv, font, tall);
1784 }
1785
1786
1787 bool InsetTabular::tabularFeatures(BufferView * bv, string const & what)
1788 {
1789         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1790
1791         int i = 0;
1792         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1793                 string const tmp = tabularFeature[i].feature;
1794
1795                 if (tmp == what.substr(0, tmp.length())) {
1796                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1797                         //tabularFeatures[i].feature.length())) {
1798                         action = tabularFeature[i].action;
1799                         break;
1800                 }
1801         }
1802         if (action == LyXTabular::LAST_ACTION)
1803                 return false;
1804
1805         string const val =
1806                 frontStrip(what.substr(tabularFeature[i].feature.length()));
1807         tabularFeatures(bv, action, val);
1808         return true;
1809 }
1810
1811 static void checkLongtableSpecial(LyXTabular::ltType & ltt,
1812                                   string const & special, bool & flag)
1813 {
1814         if (special == "dl_above") {
1815                 ltt.topDL = flag;
1816                 ltt.set = false;
1817         } else if (special == "dl_below") {
1818                 ltt.bottomDL = flag;
1819                 ltt.set = false;
1820         } else if (special == "empty") {
1821                 ltt.empty = flag;
1822                 ltt.set = false;
1823         } else if (flag) {
1824                 ltt.empty = false;
1825                 ltt.set = true;
1826         }
1827 }
1828
1829
1830 void InsetTabular::tabularFeatures(BufferView * bv,
1831                                    LyXTabular::Feature feature,
1832                                    string const & value)
1833 {
1834         int sel_col_start;
1835         int sel_col_end;
1836         int sel_row_start;
1837         int sel_row_end;
1838         bool setLines = false;
1839         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1840         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1841
1842         switch (feature) {
1843         case LyXTabular::M_ALIGN_LEFT:
1844         case LyXTabular::ALIGN_LEFT:
1845                 setAlign = LYX_ALIGN_LEFT;
1846                 break;
1847         case LyXTabular::M_ALIGN_RIGHT:
1848         case LyXTabular::ALIGN_RIGHT:
1849                 setAlign = LYX_ALIGN_RIGHT;
1850                 break;
1851         case LyXTabular::M_ALIGN_CENTER:
1852         case LyXTabular::ALIGN_CENTER:
1853                 setAlign = LYX_ALIGN_CENTER;
1854                 break;
1855         case LyXTabular::M_VALIGN_TOP:
1856         case LyXTabular::VALIGN_TOP:
1857                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1858                 break;
1859         case LyXTabular::M_VALIGN_BOTTOM:
1860         case LyXTabular::VALIGN_BOTTOM:
1861                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1862                 break;
1863         case LyXTabular::M_VALIGN_CENTER:
1864         case LyXTabular::VALIGN_CENTER:
1865                 setVAlign = LyXTabular::LYX_VALIGN_CENTER;
1866                 break;
1867         default:
1868                 break;
1869         }
1870         if (hasSelection()) {
1871                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1872         } else {
1873                 sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
1874                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1875         }
1876         setUndo(bv, Undo::FINISH,
1877                 bv->text->cursor.par(),
1878                 bv->text->cursor.par()->next());
1879
1880         int row =  tabular->row_of_cell(actcell);
1881         int column = tabular->column_of_cell(actcell);
1882         bool flag = true;
1883         LyXTabular::ltType ltt;
1884
1885         switch (feature) {
1886         case LyXTabular::SET_PWIDTH:
1887         {
1888                 LyXLength const vallen(value);
1889                 LyXLength const & tmplen = tabular->GetColumnPWidth(actcell);
1890
1891                 bool const update = (tmplen != vallen);
1892                 tabular->SetColumnPWidth(actcell, vallen);
1893                 if (update) {
1894                         int cell;
1895                         for (int i = 0; i < tabular->rows(); ++i) {
1896                                 cell = tabular->GetCellNumber(i,column);
1897                                 tabular->GetCellInset(cell)->resizeLyXText(bv);
1898                         }
1899                         updateLocal(bv, INIT, true);
1900                 }
1901         }
1902         break;
1903         case LyXTabular::SET_MPWIDTH:
1904         {
1905                 LyXLength const vallen(value);
1906                 LyXLength const & tmplen = tabular->GetPWidth(actcell);
1907
1908                 bool const update = (tmplen != vallen);
1909                 tabular->SetMColumnPWidth(actcell, vallen);
1910                 if (update) {
1911                         for (int i = 0; i < tabular->rows(); ++i) {
1912                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1913                                         resizeLyXText(bv);
1914                         }
1915                         updateLocal(bv, INIT, true);
1916                 }
1917         }
1918         break;
1919         case LyXTabular::SET_SPECIAL_COLUMN:
1920         case LyXTabular::SET_SPECIAL_MULTI:
1921                 tabular->SetAlignSpecial(actcell,value,feature);
1922                 updateLocal(bv, FULL, true);
1923                 break;
1924         case LyXTabular::APPEND_ROW:
1925                 // append the row into the tabular
1926                 unlockInsetInInset(bv, the_locking_inset);
1927                 tabular->AppendRow(bv->buffer()->params, actcell);
1928                 updateLocal(bv, INIT, true);
1929                 break;
1930         case LyXTabular::APPEND_COLUMN:
1931                 // append the column into the tabular
1932                 unlockInsetInInset(bv, the_locking_inset);
1933                 tabular->AppendColumn(bv->buffer()->params, actcell);
1934                 actcell = tabular->GetCellNumber(row, column);
1935                 updateLocal(bv, INIT, true);
1936                 break;
1937         case LyXTabular::DELETE_ROW:
1938                 unlockInsetInInset(bv, the_locking_inset);
1939                 for(int i = sel_row_start; i <= sel_row_end; ++i) {
1940                         tabular->DeleteRow(sel_row_start);
1941                 }
1942                 if (sel_row_start >= tabular->rows())
1943                         --sel_row_start;
1944                 actcell = tabular->GetCellNumber(sel_row_start, column);
1945                 clearSelection();
1946                 updateLocal(bv, INIT, true);
1947                 break;
1948         case LyXTabular::DELETE_COLUMN:
1949                 unlockInsetInInset(bv, the_locking_inset);
1950                 for(int i = sel_col_start; i <= sel_col_end; ++i) {
1951                         tabular->DeleteColumn(sel_col_start);
1952                 }
1953                 if (sel_col_start >= tabular->columns())
1954                         --sel_col_start;
1955                 actcell = tabular->GetCellNumber(row, sel_col_start);
1956                 clearSelection();
1957                 updateLocal(bv, INIT, true);
1958                 break;
1959         case LyXTabular::M_TOGGLE_LINE_TOP:
1960                 flag = false;
1961         case LyXTabular::TOGGLE_LINE_TOP:
1962         {
1963                 bool lineSet = !tabular->TopLine(actcell, flag);
1964                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1965                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1966                                 tabular->SetTopLine(
1967                                         tabular->GetCellNumber(i, j),
1968                                         lineSet, flag);
1969                 updateLocal(bv, INIT, true);
1970                 break;
1971         }
1972
1973         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1974                 flag = false;
1975         case LyXTabular::TOGGLE_LINE_BOTTOM:
1976         {
1977                 bool lineSet = !tabular->BottomLine(actcell, flag);
1978                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1979                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1980                                 tabular->SetBottomLine(
1981                                         tabular->GetCellNumber(i, j),
1982                                         lineSet,
1983                                         flag);
1984                 updateLocal(bv, INIT, true);
1985                 break;
1986         }
1987
1988         case LyXTabular::M_TOGGLE_LINE_LEFT:
1989                 flag = false;
1990         case LyXTabular::TOGGLE_LINE_LEFT:
1991         {
1992                 bool lineSet = !tabular->LeftLine(actcell, flag);
1993                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1994                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1995                                 tabular->SetLeftLine(
1996                                         tabular->GetCellNumber(i,j),
1997                                         lineSet,
1998                                         flag);
1999                 updateLocal(bv, INIT, true);
2000                 break;
2001         }
2002
2003         case LyXTabular::M_TOGGLE_LINE_RIGHT:
2004                 flag = false;
2005         case LyXTabular::TOGGLE_LINE_RIGHT:
2006         {
2007                 bool lineSet = !tabular->RightLine(actcell, flag);
2008                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2009                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2010                                 tabular->SetRightLine(
2011                                         tabular->GetCellNumber(i,j),
2012                                         lineSet,
2013                                         flag);
2014                 updateLocal(bv, INIT, true);
2015                 break;
2016         }
2017
2018         case LyXTabular::M_ALIGN_LEFT:
2019         case LyXTabular::M_ALIGN_RIGHT:
2020         case LyXTabular::M_ALIGN_CENTER:
2021                 flag = false;
2022         case LyXTabular::ALIGN_LEFT:
2023         case LyXTabular::ALIGN_RIGHT:
2024         case LyXTabular::ALIGN_CENTER:
2025                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2026                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2027                                 tabular->SetAlignment(
2028                                         tabular->GetCellNumber(i, j),
2029                                         setAlign,
2030                                         flag);
2031                 updateLocal(bv, INIT, true);
2032                 break;
2033         case LyXTabular::M_VALIGN_TOP:
2034         case LyXTabular::M_VALIGN_BOTTOM:
2035         case LyXTabular::M_VALIGN_CENTER:
2036                 flag = false;
2037         case LyXTabular::VALIGN_TOP:
2038         case LyXTabular::VALIGN_BOTTOM:
2039         case LyXTabular::VALIGN_CENTER:
2040                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2041                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2042                                 tabular->SetVAlignment(
2043                                         tabular->GetCellNumber(i, j),
2044                                         setVAlign, flag);
2045                 updateLocal(bv, INIT, true);
2046                 break;
2047         case LyXTabular::MULTICOLUMN:
2048         {
2049                 if (sel_row_start != sel_row_end) {
2050                         Alert::alert(_("Impossible Operation!"),
2051                                    _("Multicolumns can only be horizontally."),
2052                                    _("Sorry."));
2053                         return;
2054                 }
2055                 // just multicol for one Single Cell
2056                 if (!hasSelection()) {
2057                         // check wether we are completly in a multicol
2058                         if (tabular->IsMultiColumn(actcell)) {
2059                                 tabular->UnsetMultiColumn(actcell);
2060                                 updateLocal(bv, INIT, true);
2061                         } else {
2062                                 tabular->SetMultiColumn(bv->buffer(), actcell, 1);
2063                                 updateLocal(bv, CELL, true);
2064                         }
2065                         return;
2066                 }
2067                 // we have a selection so this means we just add all this
2068                 // cells to form a multicolumn cell
2069                 int s_start;
2070                 int s_end;
2071
2072                 if (sel_cell_start > sel_cell_end) {
2073                         s_start = sel_cell_end;
2074                         s_end = sel_cell_start;
2075                 } else {
2076                         s_start = sel_cell_start;
2077                         s_end = sel_cell_end;
2078                 }
2079                 tabular->SetMultiColumn(bv->buffer(), s_start, s_end - s_start + 1);
2080                 actcell = s_start;
2081                 clearSelection();
2082                 updateLocal(bv, INIT, true);
2083                 break;
2084         }
2085         case LyXTabular::SET_ALL_LINES:
2086                 setLines = true;
2087         case LyXTabular::UNSET_ALL_LINES:
2088                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2089                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2090                                 tabular->SetAllLines(
2091                                         tabular->GetCellNumber(i,j), setLines);
2092                 updateLocal(bv, INIT, true);
2093                 break;
2094         case LyXTabular::SET_LONGTABULAR:
2095                 tabular->SetLongTabular(true);
2096                 updateLocal(bv, INIT, true); // because this toggles displayed
2097                 break;
2098         case LyXTabular::UNSET_LONGTABULAR:
2099                 tabular->SetLongTabular(false);
2100                 updateLocal(bv, INIT, true); // because this toggles displayed
2101                 break;
2102         case LyXTabular::SET_ROTATE_TABULAR:
2103                 tabular->SetRotateTabular(true);
2104                 break;
2105         case LyXTabular::UNSET_ROTATE_TABULAR:
2106                 tabular->SetRotateTabular(false);
2107                 break;
2108         case LyXTabular::SET_ROTATE_CELL:
2109                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2110                         for (int j = sel_col_start; j<=sel_col_end; ++j)
2111                                 tabular->SetRotateCell(
2112                                         tabular->GetCellNumber(i, j),
2113                                         true);
2114                 break;
2115         case LyXTabular::UNSET_ROTATE_CELL:
2116                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2117                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2118                                 tabular->SetRotateCell(
2119                                         tabular->GetCellNumber(i, j), false);
2120                 break;
2121         case LyXTabular::SET_USEBOX:
2122         {
2123                 LyXTabular::BoxType val = LyXTabular::BoxType(strToInt(value));
2124                 if (val == tabular->GetUsebox(actcell))
2125                         val = LyXTabular::BOX_NONE;
2126                 for (int i = sel_row_start; i <= sel_row_end; ++i)
2127                         for (int j = sel_col_start; j <= sel_col_end; ++j)
2128                                 tabular->SetUsebox(
2129                                         tabular->GetCellNumber(i, j), val);
2130                 break;
2131         }
2132         case LyXTabular::UNSET_LTFIRSTHEAD:
2133                 flag = false;
2134         case LyXTabular::SET_LTFIRSTHEAD:
2135                 (void)tabular->GetRowOfLTFirstHead(row, ltt);
2136                 checkLongtableSpecial(ltt, value, flag);
2137                 tabular->SetLTHead(row, flag, ltt, true);
2138                 break;
2139         case LyXTabular::UNSET_LTHEAD:
2140                 flag = false;
2141         case LyXTabular::SET_LTHEAD:
2142                 (void)tabular->GetRowOfLTHead(row, ltt);
2143                 checkLongtableSpecial(ltt, value, flag);
2144                 tabular->SetLTHead(row, flag, ltt, false);
2145                 break;
2146         case LyXTabular::UNSET_LTFOOT:
2147                 flag = false;
2148         case LyXTabular::SET_LTFOOT:
2149                 (void)tabular->GetRowOfLTFoot(row, ltt);
2150                 checkLongtableSpecial(ltt, value, flag);
2151                 tabular->SetLTFoot(row, flag, ltt, false);
2152                 break;
2153         case LyXTabular::UNSET_LTLASTFOOT:
2154                 flag = false;
2155         case LyXTabular::SET_LTLASTFOOT:
2156                 (void)tabular->GetRowOfLTLastFoot(row, ltt);
2157                 checkLongtableSpecial(ltt, value, flag);
2158                 tabular->SetLTFoot(row, flag, ltt, true);
2159                 break;
2160         case LyXTabular::SET_LTNEWPAGE:
2161         {
2162                 bool what = !tabular->GetLTNewPage(row);
2163                 tabular->SetLTNewPage(row, what);
2164                 break;
2165         }
2166         // dummy stuff just to avoid warnings
2167         case LyXTabular::LAST_ACTION:
2168                 break;
2169         }
2170 }
2171
2172
2173 bool InsetTabular::activateCellInset(BufferView * bv, int x, int y, int button,
2174                                      bool behind)
2175 {
2176         UpdatableInset * inset =
2177                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
2178         LyXFont font(LyXFont::ALL_SANE);
2179         if (behind) {
2180                 x = inset->x() + inset->width(bv, font);
2181                 y = inset->descent(bv, font);
2182         }
2183         //inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
2184         //inset_y = cursor.y();
2185         inset->edit(bv, x,  y, button);
2186         if (!the_locking_inset)
2187                 return false;
2188         updateLocal(bv, CELL, false);
2189         return (the_locking_inset != 0);
2190 }
2191
2192
2193 bool InsetTabular::activateCellInsetAbs(BufferView * bv, int x, int y,
2194                                         int button)
2195 {
2196         inset_x = cursor_.x()
2197                 - top_x + tabular->GetBeginningOfTextInCell(actcell);
2198         inset_y = cursor_.y();
2199         return activateCellInset(bv, x - inset_x, y - inset_y, button);
2200 }
2201
2202
2203 bool InsetTabular::insetHit(BufferView *, int x, int) const
2204 {
2205         return (x + top_x)
2206                 > (cursor_.x() + tabular->GetBeginningOfTextInCell(actcell));
2207 }
2208
2209
2210 // This returns paperWidth() if the cell-width is unlimited or the width
2211 // in pixels if we have a pwidth for this cell.
2212 int InsetTabular::getMaxWidthOfCell(BufferView * bv, int cell) const
2213 {
2214         LyXLength const len = tabular->GetPWidth(cell);
2215
2216         if (len.zero())
2217                 return -1;
2218         return len.inPixels(latexTextWidth(bv), bv->text->defaultHeight());
2219 }
2220
2221
2222 int InsetTabular::getMaxWidth(BufferView * bv,
2223                               UpdatableInset const * inset) const
2224 {
2225         int cell = tabular->GetCellFromInset(inset, actcell);
2226
2227         if (cell == -1) {
2228                 lyxerr << "Own inset not found, shouldn't really happen!"
2229                        << endl;
2230                 return -1;
2231         }
2232
2233         int w = getMaxWidthOfCell(bv, cell);
2234         if (w > 0) {
2235                 // because the inset then subtracts it's top_x and owner->x()
2236                 w += (inset->x() - top_x);
2237         }
2238
2239         return w;
2240 }
2241
2242
2243 void InsetTabular::deleteLyXText(BufferView * bv, bool recursive) const
2244 {
2245         resizeLyXText(bv, recursive);
2246 }
2247
2248
2249 void InsetTabular::resizeLyXText(BufferView * bv, bool force) const
2250 {
2251         if (force) {
2252                 for(int i = 0; i < tabular->rows(); ++i) {
2253                         for(int j = 0; j < tabular->columns(); ++j) {
2254                                 tabular->GetCellInset(i, j)->resizeLyXText(bv, true);
2255                         }
2256                 }
2257         }
2258         need_update = FULL;
2259 }
2260
2261
2262 LyXText * InsetTabular::getLyXText(BufferView const * bv,
2263                                    bool const recursive) const
2264 {
2265         if (the_locking_inset)
2266                 return the_locking_inset->getLyXText(bv, recursive);
2267 #if 0
2268         // if we're locked lock the actual insettext and return it's LyXText!!!
2269         if (locked) {
2270                 UpdatableInset * inset =
2271                         static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
2272                 inset->edit(const_cast<BufferView *>(bv), 0,  0, 0);
2273                 return the_locking_inset->getLyXText(bv, recursive);
2274         }
2275 #endif
2276         return Inset::getLyXText(bv, recursive);
2277 }
2278
2279
2280 bool InsetTabular::showInsetDialog(BufferView * bv) const
2281 {
2282         if (!the_locking_inset || !the_locking_inset->showInsetDialog(bv))
2283                 bv->owner()->getDialogs()
2284                         ->showTabular(const_cast<InsetTabular *>(this));
2285         return true;
2286 }
2287
2288
2289 void InsetTabular::openLayoutDialog(BufferView * bv) const
2290 {
2291         if (the_locking_inset) {
2292                 InsetTabular * i = static_cast<InsetTabular *>
2293                         (the_locking_inset->getFirstLockingInsetOfType(TABULAR_CODE));
2294                 if (i) {
2295                         i->openLayoutDialog(bv);
2296                         return;
2297                 }
2298         }
2299         bv->owner()->getDialogs()->showTabular(
2300                 const_cast<InsetTabular *>(this));
2301 }
2302
2303
2304 //
2305 // function returns an object as defined in func_status.h:
2306 // states OK, Unknown, Disabled, On, Off.
2307 //
2308 FuncStatus InsetTabular::getStatus(string const & what) const
2309 {
2310         int action = LyXTabular::LAST_ACTION;
2311         FuncStatus status;
2312
2313         int i = 0;
2314         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
2315                 string const tmp = tabularFeature[i].feature;
2316                 if (tmp == what.substr(0, tmp.length())) {
2317                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
2318                         //   tabularFeatures[i].feature.length())) {
2319                         action = tabularFeature[i].action;
2320                         break;
2321                 }
2322         }
2323         if (action == LyXTabular::LAST_ACTION) {
2324                 status.clear();
2325                 return status.unknown(true);
2326         }
2327
2328         string const argument = frontStrip(what.substr(tabularFeature[i].feature.length()));
2329
2330         int sel_row_start;
2331         int sel_row_end;
2332         int dummy;
2333         LyXTabular::ltType dummyltt;
2334         bool flag = true;
2335
2336         if (hasSelection()) {
2337                 getSelection(sel_row_start, sel_row_end, dummy, dummy);
2338         } else {
2339                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
2340         }
2341
2342         switch (action) {
2343         case LyXTabular::SET_PWIDTH:
2344         case LyXTabular::SET_MPWIDTH:
2345         case LyXTabular::SET_SPECIAL_COLUMN:
2346         case LyXTabular::SET_SPECIAL_MULTI:
2347                 return status.disabled(true);
2348
2349         case LyXTabular::APPEND_ROW:
2350         case LyXTabular::APPEND_COLUMN:
2351         case LyXTabular::DELETE_ROW:
2352         case LyXTabular::DELETE_COLUMN:
2353         case LyXTabular::SET_ALL_LINES:
2354         case LyXTabular::UNSET_ALL_LINES:
2355                 return status.clear();
2356
2357         case LyXTabular::MULTICOLUMN:
2358                 status.setOnOff(tabular->IsMultiColumn(actcell));
2359                 break;
2360         case LyXTabular::M_TOGGLE_LINE_TOP:
2361                 flag = false;
2362         case LyXTabular::TOGGLE_LINE_TOP:
2363                 status.setOnOff(tabular->TopLine(actcell, flag));
2364                 break;
2365         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
2366                 flag = false;
2367         case LyXTabular::TOGGLE_LINE_BOTTOM:
2368                 status.setOnOff(tabular->BottomLine(actcell, flag));
2369                 break;
2370         case LyXTabular::M_TOGGLE_LINE_LEFT:
2371                 flag = false;
2372         case LyXTabular::TOGGLE_LINE_LEFT:
2373                 status.setOnOff(tabular->LeftLine(actcell, flag));
2374                 break;
2375         case LyXTabular::M_TOGGLE_LINE_RIGHT:
2376                 flag = false;
2377         case LyXTabular::TOGGLE_LINE_RIGHT:
2378                 status.setOnOff(tabular->RightLine(actcell, flag));
2379                 break;
2380         case LyXTabular::M_ALIGN_LEFT:
2381                 flag = false;
2382         case LyXTabular::ALIGN_LEFT:
2383                 status.setOnOff(tabular->GetAlignment(actcell, flag) == LYX_ALIGN_LEFT);
2384                 break;
2385         case LyXTabular::M_ALIGN_RIGHT:
2386                 flag = false;
2387         case LyXTabular::ALIGN_RIGHT:
2388                 status.setOnOff(tabular->GetAlignment(actcell, flag) == LYX_ALIGN_RIGHT);
2389                 break;
2390         case LyXTabular::M_ALIGN_CENTER:
2391                 flag = false;
2392         case LyXTabular::ALIGN_CENTER:
2393                 status.setOnOff(tabular->GetAlignment(actcell, flag) == LYX_ALIGN_CENTER);
2394                 break;
2395         case LyXTabular::M_VALIGN_TOP:
2396                 flag = false;
2397         case LyXTabular::VALIGN_TOP:
2398                 status.setOnOff(tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_TOP);
2399                 break;
2400         case LyXTabular::M_VALIGN_BOTTOM:
2401                 flag = false;
2402         case LyXTabular::VALIGN_BOTTOM:
2403                 status.setOnOff(tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_BOTTOM);
2404                 break;
2405         case LyXTabular::M_VALIGN_CENTER:
2406                 flag = false;
2407         case LyXTabular::VALIGN_CENTER:
2408                 status.setOnOff(tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_CENTER);
2409                 break;
2410         case LyXTabular::SET_LONGTABULAR:
2411                 status.setOnOff(tabular->IsLongTabular());
2412                 break;
2413         case LyXTabular::UNSET_LONGTABULAR:
2414                 status.setOnOff(!tabular->IsLongTabular());
2415                 break;
2416         case LyXTabular::SET_ROTATE_TABULAR:
2417                 status.setOnOff(tabular->GetRotateTabular());
2418                 break;
2419         case LyXTabular::UNSET_ROTATE_TABULAR:
2420                 status.setOnOff(!tabular->GetRotateTabular());
2421                 break;
2422         case LyXTabular::SET_ROTATE_CELL:
2423                 status.setOnOff(tabular->GetRotateCell(actcell));
2424                 break;
2425         case LyXTabular::UNSET_ROTATE_CELL:
2426                 status.setOnOff(!tabular->GetRotateCell(actcell));
2427                 break;
2428         case LyXTabular::SET_USEBOX:
2429                 status.setOnOff(strToInt(argument) == tabular->GetUsebox(actcell));
2430                 break;
2431         case LyXTabular::SET_LTFIRSTHEAD:
2432                 status.setOnOff(tabular->GetRowOfLTHead(sel_row_start, dummyltt));
2433                 break;
2434         case LyXTabular::SET_LTHEAD:
2435                 status.setOnOff(tabular->GetRowOfLTHead(sel_row_start, dummyltt));
2436                 break;
2437         case LyXTabular::SET_LTFOOT:
2438                 status.setOnOff(tabular->GetRowOfLTFoot(sel_row_start, dummyltt));
2439                 break;
2440         case LyXTabular::SET_LTLASTFOOT:
2441                 status.setOnOff(tabular->GetRowOfLTFoot(sel_row_start, dummyltt));
2442                 break;
2443         case LyXTabular::SET_LTNEWPAGE:
2444                 status.setOnOff(tabular->GetLTNewPage(sel_row_start));
2445                 break;
2446         default:
2447                 status.clear();
2448                 status.disabled(true);
2449                 break;
2450         }
2451         return status;
2452 }
2453
2454
2455 vector<string> const InsetTabular::getLabelList() const
2456 {
2457         return tabular->getLabelList();
2458 }
2459
2460
2461 bool InsetTabular::copySelection(BufferView * bv)
2462 {
2463         if (!hasSelection())
2464                 return false;
2465
2466         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2467         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2468         if (sel_col_start > sel_col_end) {
2469                 sel_col_start = sel_col_end;
2470                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2471         } else {
2472                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2473         }
2474         int const columns = sel_col_end - sel_col_start + 1;
2475
2476         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2477         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2478         if (sel_row_start > sel_row_end) {
2479                 swap(sel_row_start, sel_row_end);
2480         }
2481         int const rows = sel_row_end - sel_row_start + 1;
2482
2483         delete paste_tabular;
2484         paste_tabular = new LyXTabular(bv->buffer()->params,
2485                                        this, *tabular); // rows, columns);
2486         for (int i = 0; i < sel_row_start; ++i)
2487                 paste_tabular->DeleteRow(0);
2488         while (paste_tabular->rows() > rows)
2489                 paste_tabular->DeleteRow(rows);
2490         paste_tabular->SetTopLine(0, true, true);
2491         paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows - 1),
2492                                      true, true);
2493         for (int i = 0; i < sel_col_start; ++i)
2494                 paste_tabular->DeleteColumn(0);
2495         while (paste_tabular->columns() > columns)
2496                 paste_tabular->DeleteColumn(columns);
2497         paste_tabular->SetLeftLine(0, true, true);
2498         paste_tabular->SetRightLine(paste_tabular->GetLastCellInRow(0),
2499                                     true, true);
2500
2501         ostringstream sstr;
2502         paste_tabular->ascii(bv->buffer(), sstr,
2503                              (int)parOwner()->params().depth(), true, '\t');
2504         bv->stuffClipboard(sstr.str().c_str());
2505         return true;
2506 }
2507
2508
2509 bool InsetTabular::pasteSelection(BufferView * bv)
2510 {
2511         if (!paste_tabular)
2512                 return false;
2513
2514         for (int r1 = 0, r2 = actrow;
2515              (r1 < paste_tabular->rows()) && (r2 < tabular->rows());
2516              ++r1, ++r2) {
2517                 for(int c1 = 0, c2 = actcol;
2518                     (c1 < paste_tabular->columns()) && (c2 < tabular->columns());
2519                     ++c1, ++c2) {
2520                         if (paste_tabular->IsPartOfMultiColumn(r1,c1) &&
2521                             tabular->IsPartOfMultiColumn(r2,c2))
2522                                 continue;
2523                         if (paste_tabular->IsPartOfMultiColumn(r1,c1)) {
2524                                 --c2;
2525                                 continue;
2526                         }
2527                         if (tabular->IsPartOfMultiColumn(r2,c2)) {
2528                                 --c1;
2529                                 continue;
2530                         }
2531                         int const n1 = paste_tabular->GetCellNumber(r1, c1);
2532                         int const n2 = tabular->GetCellNumber(r2, c2);
2533                         *(tabular->GetCellInset(n2)) = *(paste_tabular->GetCellInset(n1));
2534                         tabular->GetCellInset(n2)->setOwner(this);
2535                         tabular->GetCellInset(n2)->deleteLyXText(bv);
2536                 }
2537         }
2538         return true;
2539 }
2540
2541
2542 bool InsetTabular::cutSelection()
2543 {
2544         if (!hasSelection())
2545                 return false;
2546
2547         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2548         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2549         if (sel_col_start > sel_col_end) {
2550                 sel_col_start = sel_col_end;
2551                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2552         } else {
2553                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2554         }
2555         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2556         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2557         if (sel_row_start > sel_row_end) {
2558                 swap(sel_row_start, sel_row_end);
2559         }
2560         if (sel_cell_start > sel_cell_end) {
2561                 swap(sel_cell_start, sel_cell_end);
2562         }
2563         for (int i = sel_row_start; i <= sel_row_end; ++i) {
2564                 for (int j = sel_col_start; j <= sel_col_end; ++j) {
2565                         tabular->GetCellInset(tabular->GetCellNumber(i, j))->clear();
2566                 }
2567         }
2568         return true;
2569 }
2570
2571
2572 bool InsetTabular::isRightToLeft(BufferView * bv)
2573 {
2574         return bv->getParentLanguage(this)->RightToLeft();
2575 }
2576
2577
2578 bool InsetTabular::nodraw() const
2579 {
2580         if (!UpdatableInset::nodraw() && the_locking_inset)
2581                 return the_locking_inset->nodraw();
2582         return UpdatableInset::nodraw();
2583 }
2584
2585
2586 int InsetTabular::scroll(bool recursive) const
2587 {
2588         int sx = UpdatableInset::scroll(false);
2589
2590         if (recursive && the_locking_inset)
2591                 sx += the_locking_inset->scroll(recursive);
2592
2593         return sx;
2594 }
2595
2596
2597 bool InsetTabular::doClearArea() const
2598 {
2599         return !locked || (need_update & (FULL|INIT));
2600 }
2601
2602
2603 void InsetTabular::getSelection(int & srow, int & erow,
2604                                 int & scol, int & ecol) const
2605 {
2606         int const start = hasSelection() ? sel_cell_start : actcell;
2607         int const end = hasSelection() ? sel_cell_end : actcell;
2608
2609         srow = tabular->row_of_cell(start);
2610         erow = tabular->row_of_cell(end);
2611         if (srow > erow) {
2612                 swap(srow, erow);
2613         }
2614
2615         scol = tabular->column_of_cell(start);
2616         ecol = tabular->column_of_cell(end);
2617         if (scol > ecol) {
2618                 swap(scol, ecol);
2619         } else {
2620                 ecol = tabular->right_column_of_cell(end);
2621         }
2622 }
2623
2624
2625 Paragraph * InsetTabular::getParFromID(int id) const
2626 {
2627         Paragraph * result;
2628         for(int i = 0; i < tabular->rows(); ++i) {
2629                 for(int j = 0; j < tabular->columns(); ++j) {
2630                         if ((result = tabular->GetCellInset(i, j)->getParFromID(id)))
2631                                 return result;
2632                 }
2633         }
2634         return 0;
2635 }
2636
2637
2638 Paragraph * InsetTabular::firstParagraph() const
2639 {
2640         if (the_locking_inset)
2641                 return the_locking_inset->firstParagraph();
2642         return 0;
2643 }
2644
2645
2646 Paragraph * InsetTabular::getFirstParagraph(int i) const
2647 {
2648         return (i < tabular->GetNumberOfCells())
2649                 ? tabular->GetCellInset(i)->getFirstParagraph(0)
2650                 : 0;
2651 }
2652
2653
2654 LyXCursor const & InsetTabular::cursor(BufferView * bv) const
2655 {
2656         if (the_locking_inset)
2657                 return the_locking_inset->cursor(bv);
2658         return Inset::cursor(bv);
2659 }
2660
2661
2662 Inset * InsetTabular::getInsetFromID(int id_arg) const
2663 {
2664         if (id_arg == id())
2665                 return const_cast<InsetTabular *>(this);
2666
2667         Inset * result;
2668         for(int i = 0; i < tabular->rows(); ++i) {
2669                 for(int j = 0; j < tabular->columns(); ++j) {
2670                         if ((result = tabular->GetCellInset(i, j)->getInsetFromID(id_arg)))
2671                                 return result;
2672                 }
2673         }
2674         return 0;
2675 }
2676
2677
2678 string const
2679 InsetTabular::selectNextWordToSpellcheck(BufferView * bv, float & value) const
2680 {
2681         nodraw(true);
2682         if (the_locking_inset) {
2683                 string const str(the_locking_inset->selectNextWordToSpellcheck(bv, value));
2684                 if (!str.empty()) {
2685                         nodraw(false);
2686                         return str;
2687                 }
2688                 if (tabular->IsLastCell(actcell)) {
2689                         bv->unlockInset(const_cast<InsetTabular *>(this));
2690                         nodraw(false);
2691                         return string();
2692                 }
2693                 ++actcell;
2694         }
2695         // otherwise we have to lock the next inset and ask for it's selecttion
2696         UpdatableInset * inset =
2697                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
2698         inset->edit(bv, 0,  0, 0);
2699         string const str(selectNextWordInt(bv, value));
2700         nodraw(false);
2701         if (!str.empty())
2702                 resetPos(bv);
2703         return str;
2704 }
2705
2706
2707 string InsetTabular::selectNextWordInt(BufferView * bv, float & value) const
2708 {
2709         // when entering this function the inset should be ALWAYS locked!
2710         lyx::Assert(the_locking_inset);
2711
2712         string const str(the_locking_inset->selectNextWordToSpellcheck(bv, value));
2713         if (!str.empty())
2714                 return str;
2715
2716         if (tabular->IsLastCell(actcell)) {
2717                 bv->unlockInset(const_cast<InsetTabular *>(this));
2718                 return string();
2719         }
2720
2721         // otherwise we have to lock the next inset and ask for it's selecttion
2722         UpdatableInset * inset =
2723                 static_cast<UpdatableInset*>(tabular->GetCellInset(++actcell));
2724         inset->edit(bv);
2725         return selectNextWordInt(bv, value);
2726 }
2727
2728
2729 void InsetTabular::selectSelectedWord(BufferView * bv)
2730 {
2731         if (the_locking_inset) {
2732                 the_locking_inset->selectSelectedWord(bv);
2733                 return;
2734         }
2735         return;
2736 }
2737
2738
2739 void InsetTabular::toggleSelection(BufferView * bv, bool kill_selection)
2740 {
2741         if (the_locking_inset) {
2742                 the_locking_inset->toggleSelection(bv, kill_selection);
2743         }
2744 }
2745
2746
2747 bool InsetTabular::searchForward(BufferView * bv, string const & str,
2748                                  bool cs, bool mw)
2749 {
2750         nodraw(true);
2751         if (the_locking_inset) {
2752                 if (the_locking_inset->searchForward(bv, str, cs, mw)) {
2753                         nodraw(false);
2754                         updateLocal(bv, CELL, false);
2755                         return true;
2756                 }
2757                 if (tabular->IsLastCell(actcell)) {
2758                         nodraw(false);
2759                         bv->unlockInset(const_cast<InsetTabular *>(this));
2760                         return false;
2761                 }
2762                 ++actcell;
2763         }
2764         // otherwise we have to lock the next inset and search there
2765         UpdatableInset * inset =
2766                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
2767         inset->edit(bv);
2768         bool const ret = searchForward(bv, str, cs, mw);
2769         nodraw(false);
2770         updateLocal(bv, CELL, false);
2771         return ret;
2772 }
2773
2774
2775 bool InsetTabular::searchBackward(BufferView * bv, string const & str,
2776                                bool cs, bool mw)
2777 {
2778         nodraw(true);
2779         if (the_locking_inset) {
2780                 if (the_locking_inset->searchBackward(bv, str, cs, mw)) {
2781                         nodraw(false);
2782                         updateLocal(bv, CELL, false);
2783                         return true;
2784                 }
2785                 if (!actcell) { // we are already in the first cell
2786                         nodraw(false);
2787                         bv->unlockInset(const_cast<InsetTabular *>(this));
2788                         return false;
2789                 }
2790                 --actcell;
2791         }
2792         // otherwise we have to lock the next inset and search there
2793         UpdatableInset * inset =
2794                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
2795         inset->edit(bv, false);
2796         bool const ret = searchBackward(bv, str, cs, mw);
2797         nodraw(false);
2798         updateLocal(bv, CELL, false);
2799         return ret;
2800 }
2801
2802
2803 bool InsetTabular::insetAllowed(Inset::Code code) const
2804 {
2805         if (the_locking_inset)
2806                 return the_locking_inset->insetAllowed(code);
2807         // we return true here because if the inset is not locked someone
2808         // wants to insert something in one of our insettexts and we generally
2809         // allow to do so.
2810         return true;
2811 }
2812
2813
2814 bool InsetTabular::forceDefaultParagraphs(Inset const * in) const
2815 {
2816         const int cell = tabular->GetCellFromInset(in, actcell);
2817
2818         if (cell != -1)
2819                 return tabular->GetPWidth(cell).zero();
2820
2821         // well we didn't obviously find it so maybe our owner knows more
2822         if (owner())
2823                 return owner()->forceDefaultParagraphs(in);
2824         // if we're here there is really something strange going on!!!
2825         return false;
2826 }
2827
2828 bool InsetTabular::insertAsciiString(BufferView * bv, string const & buf,
2829                                      bool usePaste)
2830 {
2831         if (buf.length() <= 0)
2832                 return true;
2833
2834         int cols = 1;
2835         int rows = 1;
2836         int maxCols = 1;
2837         string::size_type len = buf.length();
2838         string::size_type p = 0;
2839
2840         while (p < len &&
2841                ((p = buf.find_first_of("\t\n", p)) != string::npos))
2842         {
2843                 switch (buf[p]) {
2844                 case '\t':
2845                         ++cols;
2846                         break;
2847                 case '\n':
2848                         if ((p+1) < len)
2849                                 ++rows;
2850                         maxCols = max(cols, maxCols);
2851                         cols = 1;
2852                         break;
2853                 }
2854                 ++p;
2855         }
2856         maxCols = max(cols, maxCols);
2857         LyXTabular * loctab;
2858         int cell = 0;
2859         int ocol = 0;
2860         int row = 0;
2861         if (usePaste) {
2862                 delete paste_tabular;
2863                 paste_tabular = new LyXTabular(bv->buffer()->params,
2864                                                this, rows, maxCols);
2865                 loctab = paste_tabular;
2866                 cols = 0;
2867         } else {
2868                 loctab = tabular.get();
2869                 cell = actcell;
2870                 ocol = actcol;
2871                 row = actrow;
2872         }
2873         string::size_type op = 0;
2874         int cells = loctab->GetNumberOfCells();
2875         p = 0;
2876         cols = ocol;
2877         rows = loctab->rows();
2878         int const columns = loctab->columns();
2879         while ((cell < cells) && (p < len) && (row < rows) &&
2880                (p = buf.find_first_of("\t\n", p)) != string::npos)
2881         {
2882                 if (p >= len)
2883                         break;
2884                 switch (buf[p]) {
2885                 case '\t':
2886                         // we can only set this if we are not too far right
2887                         if (cols < columns) {
2888                                 InsetText * ti = loctab->GetCellInset(cell);
2889                                 LyXFont const font = ti->getLyXText(bv)->
2890                                         getFont(bv->buffer(), ti->paragraph(), 0);
2891                                 ti->setText(buf.substr(op, p-op), font);
2892                                 ++cols;
2893                                 ++cell;
2894                         }
2895                         break;
2896                 case '\n':
2897                         // we can only set this if we are not too far right
2898                         if (cols < columns) {
2899                                 InsetText * ti = loctab->GetCellInset(cell);
2900                                 LyXFont const font = ti->getLyXText(bv)->
2901                                         getFont(bv->buffer(), ti->paragraph(), 0);
2902                                 ti->setText(buf.substr(op, p-op), font);
2903                         }
2904                         cols = ocol;
2905                         ++row;
2906                         if (row < rows)
2907                                 cell = loctab->GetCellNumber(row, cols);
2908                         break;
2909                 }
2910                 ++p;
2911                 op = p;
2912         }
2913         // check for the last cell if there is no trailing '\n'
2914         if ((cell < cells) && (op < len)) {
2915                 InsetText * ti = loctab->GetCellInset(cell);
2916                 LyXFont const font = ti->getLyXText(bv)->
2917                         getFont(bv->buffer(), ti->paragraph(), 0);
2918                 ti->setText(buf.substr(op, len-op), font);
2919         }
2920
2921         return true;
2922 }