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