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 #include <fstream>
  14 #include <algorithm>
  15
  16 #include <cstdlib>
  17
  18 #ifdef __GNUG__
  19 #pragma implementation
  20 #endif
  21
  22 #include "insettabular.h"
  23
  24 #include "buffer.h"
  25 #include "commandtags.h"
  26 #include "debug.h"
  27 #include "LaTeXFeatures.h"
  28 #include "Painter.h"
  29 #include "font.h"
  30 #include "lyxtext.h"
  31 #include "lyx_gui_misc.h"
  32 #include "LyXView.h"
  33 #include "insets/insettext.h"
  34 #include "frontends/Dialogs.h"
  35 #include "debug.h"
  36 #include "WorkArea.h"
  37 #include "gettext.h"
  38 #include "language.h"
  39
  40 using std::ostream;
  41 using std::ifstream;
  42 using std::max;
  43 using std::endl;
  44 using std::swap;
  45 using std::max;
  46
  47
  48 namespace {
  49
  50 const int ADD_TO_HEIGHT = 2;
  51 const int ADD_TO_TABULAR_WIDTH = 2;
  52 ///
  53 LyXTabular * paste_tabular = 0;
  54
  55
  56 struct tabular_features {
  57         LyXTabular::Feature action;
  58         string feature;
  59 };
  60
  61 //tabular_features * tabularFeatures = 0;
  62
  63 tabular_features tabularFeatures[] =
  64 {
  65         { LyXTabular::APPEND_ROW, "append-row" },
  66         { LyXTabular::APPEND_COLUMN, "append-column" },
  67         { LyXTabular::DELETE_ROW, "delete-row" },
  68         { LyXTabular::DELETE_COLUMN, "delete-column" },
  69         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
  70         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
  71         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
  72         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
  73         { LyXTabular::ALIGN_LEFT, "align-left" },
  74         { LyXTabular::ALIGN_RIGHT, "align-right" },
  75         { LyXTabular::ALIGN_CENTER, "align-center" },
  76         { LyXTabular::VALIGN_TOP, "valign-top" },
  77         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
  78         { LyXTabular::VALIGN_CENTER, "valign-center" },
  79         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
  80         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
  81         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
  82         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
  83         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
  84         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
  85         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
  86         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
  87         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
  88         { LyXTabular::M_VALIGN_CENTER, "m-valign-center" },
  89         { LyXTabular::MULTICOLUMN, "multicolumn" },
  90         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
  91         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
  92         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
  93         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
  94         { LyXTabular::SET_PWIDTH, "set-pwidth" },
  95         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
  96         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
  97         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
  98         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
  99         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 100         { LyXTabular::SET_USEBOX, "set-usebox" },
 101         { LyXTabular::SET_LTHEAD, "set-lthead" },
 102         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 103         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 104         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 105         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 106         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 107         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 108         { LyXTabular::LAST_ACTION, "" }
 109 };
 110
 111 } // namespace anon
 112
 113
 114 bool InsetTabular::hasPasteBuffer() const
 115 {
 116         return (paste_tabular != 0);
 117 }
 118
 119
 120 InsetTabular::InsetTabular(Buffer const & buf, int rows, int columns)
 121         : buffer(&buf)
 122 {
 123         if (rows <= 0)
 124                 rows = 1;
 125         if (columns <= 0)
 126                 columns = 1;
 127         tabular.reset(new LyXTabular(this, rows,columns));
 128         // for now make it always display as display() inset
 129         // just for test!!!
 130         the_locking_inset = 0;
 131         locked = no_selection = false;
 132         oldcell = -1;
 133         actrow = actcell = 0;
 134         clearSelection();
 135         need_update = INIT;
 136 }
 137
 138
 139 InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf)
 140         : buffer(&buf)
 141 {
 142         tabular.reset(new LyXTabular(this, *(tab.tabular)));
 143         the_locking_inset = 0;
 144         locked = no_selection = false;
 145         oldcell = -1;
 146         actrow = actcell = 0;
 147         sel_cell_start = sel_cell_end = 0;
 148         need_update = INIT;
 149 }
 150
 151
 152 InsetTabular::~InsetTabular()
 153 {
 154         //delete tabular;
 155         hideDialog();
 156 }
 157
 158
 159 Inset * InsetTabular::Clone(Buffer const & buf) const
 160 {
 161         InsetTabular * t = new InsetTabular(*this, buf);
 162         //delete t->tabular;
 163         //t->tabular = tabular->Clone(t);
 164         t->tabular.reset(tabular->Clone(t));
 165         return t;
 166 }
 167
 168
 169 void InsetTabular::Write(Buffer const * buf, ostream & os) const
 170 {
 171         os << " Tabular" << endl;
 172         tabular->Write(buf, os);
 173 }
 174
 175
 176 void InsetTabular::Read(Buffer const * buf, LyXLex & lex)
 177 {
 178         bool const old_format = (lex.GetString() == "\\LyXTable");
 179
 180         //if (tabular)
 181         //delete tabular;
 182         //tabular = new LyXTabular(buf, this, lex);
 183         tabular.reset(new LyXTabular(buf, this, lex));
 184
 185         need_update = INIT;
 186
 187         if (old_format)
 188                 return;
 189
 190         lex.nextToken();
 191         string token = lex.GetString();
 192         while (lex.IsOK() && (token != "\\end_inset")) {
 193                 lex.nextToken();
 194                 token = lex.GetString();
 195         }
 196         if (token != "\\end_inset") {
 197                 lex.printError("Missing \\end_inset at this point. "
 198                                "Read: `$$Token'");
 199         }
 200 }
 201
 202
 203 int InsetTabular::ascent(BufferView *, LyXFont const &) const
 204 {
 205         return tabular->GetAscentOfRow(0);
 206 }
 207
 208
 209 int InsetTabular::descent(BufferView *, LyXFont const &) const
 210 {
 211         return tabular->GetHeightOfTabular() - tabular->GetAscentOfRow(0) + 1;
 212 }
 213
 214
 215 int InsetTabular::width(BufferView *, LyXFont const &) const
 216 {
 217         return tabular->GetWidthOfTabular() + (2 * ADD_TO_TABULAR_WIDTH);
 218 }
 219
 220
 221 void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
 222                         float & x, bool cleared) const
 223 {
 224         if (nodraw())
 225                 return;
 226 #if 0
 227         if (need_update == INIT) {
 228                 if (calculate_dimensions_of_cells(bv, font, true))
 229                         bv->text->status = LyXText::CHANGED_IN_DRAW;
 230                 need_update = FULL;
 231         }
 232 #endif
 233
 234         Painter & pain = bv->painter();
 235         int i;
 236         int j;
 237         int nx;
 238
 239 #if 0
 240         UpdatableInset::draw(bv, font, baseline, x, cleared);
 241 #else
 242         if (!owner())
 243                 x += static_cast<float>(scroll());
 244 #endif
 245         if (!cleared && ((need_update == INIT) || (need_update == FULL) ||
 246                          (top_x != int(x)) || (top_baseline != baseline))) {
 247                 int h = ascent(bv, font) + descent(bv, font);
 248                 int const tx = display() || !owner() ? 0 : top_x;
 249                 int w =  tx ? width(bv, font) : pain.paperWidth();
 250                 int ty = baseline - ascent(bv, font);
 251
 252                 if (ty < 0)
 253                         ty = 0;
 254                 if ((ty + h) > pain.paperHeight())
 255                         h = pain.paperHeight();
 256                 if ((top_x + w) > pain.paperWidth())
 257                         w = pain.paperWidth();
 258                 pain.fillRectangle(tx, ty, w, h);
 259                 need_update = FULL;
 260                 cleared = true;
 261         }
 262         top_x = int(x);
 263         top_baseline = baseline;
 264         x += ADD_TO_TABULAR_WIDTH;
 265         if (cleared) {
 266                 int cell = 0;
 267                 float cx;
 268                 first_visible_cell = -1;
 269                 for (i = 0; i < tabular->rows(); ++i) {
 270                         nx = int(x);
 271                         cell = tabular->GetCellNumber(i, 0);
 272                         if (!((baseline + tabular->GetDescentOfRow(i)) > 0) &&
 273                                 (baseline - tabular->GetAscentOfRow(i))<pain.paperHeight())
 274                         {
 275                                 baseline += tabular->GetDescentOfRow(i) +
 276                                         tabular->GetAscentOfRow(i + 1) +
 277                                         tabular->GetAdditionalHeight(i + 1);
 278                                 continue;
 279                         }
 280                         for (j = 0; j < tabular->columns(); ++j) {
 281                                 if (nx > bv->workWidth())
 282                                         break;
 283                                 if (tabular->IsPartOfMultiColumn(i, j))
 284                                         continue;
 285                                 cx = nx + tabular->GetBeginningOfTextInCell(cell);
 286                                 if (first_visible_cell < 0)
 287                                         first_visible_cell = cell;
 288                                 if (hasSelection())
 289                                         DrawCellSelection(pain, nx, baseline, i, j, cell);
 290                                 tabular->GetCellInset(cell)->draw(bv, font, baseline, cx,
 291                                                                                                   cleared);
 292                                 DrawCellLines(pain, nx, baseline, i, cell);
 293                                 nx += tabular->GetWidthOfColumn(cell);
 294                                 ++cell;
 295                         }
 296                         baseline += tabular->GetDescentOfRow(i) +
 297                                 tabular->GetAscentOfRow(i + 1) +
 298                                 tabular->GetAdditionalHeight(i + 1);
 299                 }
 300         } else if (need_update == CELL) {
 301                 int cell = 0;
 302                 nx = int(x);
 303                 if (the_locking_inset &&
 304                         tabular->GetCellInset(actcell) != the_locking_inset)
 305                 {
 306                         Inset * inset = tabular->GetCellInset(cell);
 307                         for (i = 0;
 308                              inset != the_locking_inset && i < tabular->rows();
 309                              ++i) {
 310                                 for (j = 0;
 311                                      inset != the_locking_inset
 312                                              && j < tabular->columns();
 313                                      ++j) {
 314                                         if (tabular->IsPartOfMultiColumn(i, j))
 315                                                 continue;
 316                                         nx += tabular->GetWidthOfColumn(cell);
 317                                         ++cell;
 318                                         inset = tabular->GetCellInset(cell);
 319                                 }
 320                                 if (tabular->row_of_cell(cell) > i) {
 321                                         nx = int(x);
 322                                         baseline += tabular->GetDescentOfRow(i) +
 323                                                 tabular->GetAscentOfRow(i + 1) +
 324                                                 tabular->GetAdditionalHeight(i + 1);
 325                                 }
 326                         }
 327                 } else {
 328                         // copute baseline for actual row
 329                         for (i = 0; i < actrow; ++i) {
 330                                 baseline += tabular->GetDescentOfRow(i) +
 331                                         tabular->GetAscentOfRow(i + 1) +
 332                                         tabular->GetAdditionalHeight(i + 1);
 333                         }
 334                         // now compute the right x position
 335                         cell = tabular->GetCellNumber(actrow, 0);
 336                         for (j = 0; (cell < actcell) && (j < tabular->columns()); ++j) {
 337                                         if (tabular->IsPartOfMultiColumn(actrow, j))
 338                                                 continue;
 339                                         nx += tabular->GetWidthOfColumn(cell);
 340                                         ++cell;
 341                         }
 342                 }
 343                 i = tabular->row_of_cell(cell);
 344                 if (the_locking_inset != tabular->GetCellInset(cell)) {
 345                         lyxerr[Debug::INSETS] << "ERROR this shouldn't happen\n";
 346                         return;
 347                 }
 348                 float dx = nx + tabular->GetBeginningOfTextInCell(cell);
 349                 float cx = dx;
 350                 //cx = dx = nx + tabular->GetBeginningOfTextInCell(cell);
 351                 tabular->GetCellInset(cell)->draw(bv,font,baseline, dx, false);
 352 #if 0
 353                 if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 354                         return;
 355 #endif
 356                 // clear only if we didn't have a change
 357                 if (need_update == CELL) {
 358                         // clear before the inset
 359                         pain.fillRectangle(
 360                                 nx + 1,
 361                                 baseline - tabular->GetAscentOfRow(i) + 1,
 362                                 int(cx - nx - 1),
 363                                 tabular->GetAscentOfRow(i) +
 364                                 tabular->GetDescentOfRow(i) - 1);
 365                         // clear behind the inset
 366                         pain.fillRectangle(
 367                                 int(cx + the_locking_inset->width(bv,font) + 1),
 368                                 baseline - tabular->GetAscentOfRow(i) + 1,
 369                                 tabular->GetWidthOfColumn(cell) -
 370                                 tabular->GetBeginningOfTextInCell(cell) -
 371                                 the_locking_inset->width(bv,font) -
 372                                 tabular->GetAdditionalWidth(cell) - 1,
 373                                 tabular->GetAscentOfRow(i) +
 374                                 tabular->GetDescentOfRow(i) - 1);
 375                 }
 376         }
 377         x -= ADD_TO_TABULAR_WIDTH;
 378         x += width(bv, font);
 379         if (bv->text->status == LyXText::CHANGED_IN_DRAW) {
 380                 int i=0;
 381                 for(Inset * inset=owner();inset;++i)
 382                         inset = inset->owner();
 383                 if (calculate_dimensions_of_cells(bv, font, false))
 384                         need_update = INIT;
 385         } else {
 386                 need_update = NONE;
 387         }
 388 }
 389
 390
 391 void InsetTabular::DrawCellLines(Painter & pain, int x, int baseline,
 392                                  int row, int cell) const
 393 {
 394         int x2 = x + tabular->GetWidthOfColumn(cell);
 395         bool on_off;
 396
 397         if (!tabular->TopAlreadyDrawed(cell)) {
 398                 on_off = !tabular->TopLine(cell);
 399                 pain.line(x, baseline - tabular->GetAscentOfRow(row),
 400                           x2, baseline -  tabular->GetAscentOfRow(row),
 401                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 402                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 403         }
 404         on_off = !tabular->BottomLine(cell);
 405         pain.line(x,baseline +  tabular->GetDescentOfRow(row),
 406                   x2, baseline +  tabular->GetDescentOfRow(row),
 407                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 408                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 409         if (!tabular->LeftAlreadyDrawed(cell)) {
 410                 on_off = !tabular->LeftLine(cell);
 411                 pain.line(x, baseline -  tabular->GetAscentOfRow(row),
 412                           x, baseline +  tabular->GetDescentOfRow(row),
 413                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 414                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 415         }
 416         on_off = !tabular->RightLine(cell);
 417         pain.line(x2 - tabular->GetAdditionalWidth(cell),
 418                   baseline -  tabular->GetAscentOfRow(row),
 419                   x2 - tabular->GetAdditionalWidth(cell),
 420                   baseline +  tabular->GetDescentOfRow(row),
 421                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 422                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 423 }
 424
 425
 426 void InsetTabular::DrawCellSelection(Painter & pain, int x, int baseline,
 427                                      int row, int column, int cell) const
 428 {
 429         int cs = tabular->column_of_cell(sel_cell_start);
 430         int ce = tabular->column_of_cell(sel_cell_end);
 431         if (cs > ce) {
 432                 ce = cs;
 433                 cs = tabular->column_of_cell(sel_cell_end);
 434         } else {
 435                 ce = tabular->right_column_of_cell(sel_cell_end);
 436         }
 437
 438         int rs = tabular->row_of_cell(sel_cell_start);
 439         int re = tabular->row_of_cell(sel_cell_end);
 440         if (rs > re) swap(rs, re);
 441
 442         if ((column >= cs) && (column <= ce) && (row >= rs) && (row <= re)) {
 443                 int w = tabular->GetWidthOfColumn(cell);
 444                 int h = tabular->GetAscentOfRow(row) + tabular->GetDescentOfRow(row);
 445                 pain.fillRectangle(x, baseline - tabular->GetAscentOfRow(row),
 446                                    w, h, LColor::selection);
 447         }
 448 }
 449
 450
 451 void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
 452 {
 453         if (reinit) {
 454                 need_update = INIT;
 455                 calculate_dimensions_of_cells(bv, font, true);
 456                 if (owner())
 457                         owner()->update(bv, font, true);
 458                 return;
 459         }
 460         if (the_locking_inset)
 461                 the_locking_inset->update(bv, font, reinit);
 462
 463         switch (need_update) {
 464         case INIT:
 465         case FULL:
 466         case CELL:
 467                 if (calculate_dimensions_of_cells(bv, font, false))
 468                         need_update = INIT;
 469                 break;
 470         case SELECTION:
 471                 need_update = INIT;
 472                 break;
 473         default:
 474                 break;
 475         }
 476 }
 477
 478
 479 string const InsetTabular::EditMessage() const
 480 {
 481         return _("Opened Tabular Inset");
 482 }
 483
 484
 485 void InsetTabular::Edit(BufferView * bv, int x, int y, unsigned int button)
 486 {
 487         UpdatableInset::Edit(bv, x, y, button);
 488
 489         if (!bv->lockInset(this)) {
 490                 lyxerr[Debug::INSETS] << "InsetTabular::Cannot lock inset" << endl;
 491                 return;
 492         }
 493         locked = true;
 494         the_locking_inset = 0;
 495         inset_x = 0;
 496         inset_y = 0;
 497         setPos(bv, x, y);
 498         sel_cell_start = sel_cell_end = actcell;
 499         bv->text->FinishUndo();
 500         if (InsetHit(bv, x, y) && (button != 3)) {
 501                 ActivateCellInsetAbs(bv, x, y, button);
 502         }
 503 //    UpdateLocal(bv, NONE, false);
 504 //    bv->getOwner()->getPopups().updateFormTabular();
 505 }
 506
 507
 508 void InsetTabular::InsetUnlock(BufferView * bv)
 509 {
 510         if (the_locking_inset) {
 511                 the_locking_inset->InsetUnlock(bv);
 512                 the_locking_inset = 0;
 513         }
 514         HideInsetCursor(bv);
 515         no_selection = false;
 516         oldcell = -1;
 517         locked = false;
 518         if (scroll(false) || hasSelection()) {
 519                 sel_cell_start = sel_cell_end = 0;
 520                 if (scroll(false)) {
 521                         scroll(bv, 0.0F);
 522                 }
 523                 UpdateLocal(bv, FULL, false);
 524         }
 525 }
 526
 527
 528 void InsetTabular::UpdateLocal(BufferView * bv, UpdateCodes what,
 529                                bool mark_dirty) const
 530 {
 531         if (need_update < what) // only set this if it has greater update
 532                 need_update = what;
 533         if ((what == INIT) && hasSelection())
 534                 clearSelection();
 535         // Dirty Cast! (Lgb)
 536         if (need_update != NONE) {
 537                 bv->updateInset(const_cast<InsetTabular *>(this), mark_dirty);
 538                 if (locked) // && (what != NONE))
 539                         resetPos(bv);
 540         }
 541 }
 542
 543
 544 bool InsetTabular::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 545 {
 546         lyxerr[Debug::INSETS] << "InsetTabular::LockInsetInInset("
 547                               << inset << "): ";
 548         if (!inset)
 549                 return false;
 550         oldcell = -1;
 551         if (inset == tabular->GetCellInset(actcell)) {
 552                 lyxerr[Debug::INSETS] << "OK" << endl;
 553                 the_locking_inset = tabular->GetCellInset(actcell);
 554                 resetPos(bv);
 555                 inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 556                 inset_y = cursor.y();
 557                 return true;
 558         } else if (the_locking_inset && (the_locking_inset == inset)) {
 559                 lyxerr[Debug::INSETS] << "OK" << endl;
 560                 resetPos(bv);
 561                 inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 562                 inset_y = cursor.y();
 563         } else if (the_locking_inset) {
 564                 lyxerr[Debug::INSETS] << "MAYBE" << endl;
 565                 return the_locking_inset->LockInsetInInset(bv, inset);
 566         }
 567         lyxerr[Debug::INSETS] << "NOT OK" << endl;
 568         return false;
 569 }
 570
 571
 572 bool InsetTabular::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 573                                       bool lr)
 574 {
 575         if (!the_locking_inset)
 576                 return false;
 577         if (the_locking_inset == inset) {
 578                 the_locking_inset->InsetUnlock(bv);
 579                 the_locking_inset = 0;
 580 #warning fix scrolling when cellinset has requested a scroll (Jug)!!!
 581 #if 0
 582                 if (scroll(false))
 583                         scroll(bv, 0.0F);
 584 #endif
 585                 UpdateLocal(bv, CELL, false);
 586                 ShowInsetCursor(bv, false);
 587                 return true;
 588         }
 589         if (the_locking_inset->UnlockInsetInInset(bv, inset, lr)) {
 590                 if (inset->LyxCode() == TABULAR_CODE &&
 591                     !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) {
 592                         bv->owner()->getDialogs()->updateTabular(this);
 593                         oldcell = actcell;
 594                 }
 595                 return true;
 596         }
 597         return false;
 598 }
 599
 600
 601 bool InsetTabular::UpdateInsetInInset(BufferView * bv, Inset * inset)
 602 {
 603         if (!the_locking_inset)
 604                 return false;
 605         if (the_locking_inset != inset) {
 606                 if (!the_locking_inset->UpdateInsetInInset(bv, inset))
 607                         return false;
 608         }
 609         UpdateLocal(bv, CELL, false);
 610         return true;
 611 }
 612
 613
 614 unsigned int InsetTabular::InsetInInsetY()
 615 {
 616         if (!the_locking_inset)
 617                 return 0;
 618
 619         return inset_y + the_locking_inset->InsetInInsetY();
 620 }
 621
 622
 623 UpdatableInset * InsetTabular::GetLockingInset()
 624 {
 625         return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
 626 }
 627
 628
 629 UpdatableInset * InsetTabular::GetFirstLockingInsetOfType(Inset::Code c)
 630 {
 631         if (c == LyxCode())
 632                 return this;
 633         if (the_locking_inset)
 634                 return the_locking_inset->GetFirstLockingInsetOfType(c);
 635         return 0;
 636 }
 637
 638
 639 bool InsetTabular::InsertInset(BufferView * bv, Inset * inset)
 640 {
 641         if (the_locking_inset)
 642                 return the_locking_inset->InsertInset(bv, inset);
 643         return false;
 644 }
 645
 646
 647 void InsetTabular::InsetButtonPress(BufferView * bv, int x, int y, int button)
 648 {
 649         if (hasSelection() && (button == 3))
 650                 return;
 651
 652         if (hasSelection()) {
 653                 clearSelection();
 654                 UpdateLocal(bv, SELECTION, false);
 655         }
 656
 657         no_selection = false;
 658
 659         int const ocell = actcell;
 660         int const orow = actrow;
 661
 662         HideInsetCursor(bv);
 663         setPos(bv, x, y);
 664         if (actrow != orow)
 665                 UpdateLocal(bv, NONE, false);
 666         sel_cell_start = sel_cell_end = actcell;
 667         if (button == 3) {
 668                 if ((ocell != actcell) && the_locking_inset) {
 669                         the_locking_inset->InsetUnlock(bv);
 670                         the_locking_inset = 0;
 671                 }
 672                 ShowInsetCursor(bv);
 673                 return;
 674         }
 675
 676         bool const inset_hit = InsetHit(bv, x, y);
 677
 678         if ((ocell == actcell) && the_locking_inset && inset_hit) {
 679                 resetPos(bv);
 680                 the_locking_inset->InsetButtonPress(bv,
 681                                                     x - inset_x, y - inset_y,
 682                                                     button);
 683                 return;
 684         } else if (the_locking_inset) {
 685                 the_locking_inset->InsetUnlock(bv);
 686         }
 687         the_locking_inset = 0;
 688         if (button == 2) {
 689                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 690                 return;
 691         }
 692         if (inset_hit && bv->theLockingInset()) {
 693                 if (ActivateCellInsetAbs(bv, x, y, button))
 694                         the_locking_inset->InsetButtonPress(bv,
 695                                                             x - inset_x,
 696                                                             y - inset_y,
 697                                                             button);
 698                 return;
 699         }
 700         ShowInsetCursor(bv);
 701 }
 702
 703
 704 void InsetTabular::InsetButtonRelease(BufferView * bv,
 705                                       int x, int y, int button)
 706 {
 707         if (button == 3) {
 708                 if (the_locking_inset) {
 709                         UpdatableInset * i;
 710                         if ((i=the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE))) {
 711                                 i->InsetButtonRelease(bv, x, y, button);
 712                                 return;
 713                         }
 714                 }
 715                 bv->owner()->getDialogs()->showTabular(this);
 716                 return;
 717         }
 718         if (the_locking_inset) {
 719                 the_locking_inset->InsetButtonRelease(bv,
 720                                                       x - inset_x, y - inset_y,
 721                                                       button);
 722                 return;
 723         }
 724         no_selection = false;
 725 }
 726
 727
 728 void InsetTabular::InsetMotionNotify(BufferView * bv, int x, int y, int button)
 729 {
 730         if (the_locking_inset) {
 731                 the_locking_inset->InsetMotionNotify(bv,
 732                                                      x - inset_x,
 733                                                      y - inset_y,
 734                                                      button);
 735                 return;
 736         }
 737         if (!no_selection) {
 738                 HideInsetCursor(bv);
 739                 int const old_cell = actcell;
 740
 741                 setPos(bv, x, y);
 742                 sel_cell_end = actcell;
 743                 if (sel_cell_end != old_cell)
 744                         UpdateLocal(bv, SELECTION, false);
 745                 ShowInsetCursor(bv);
 746         }
 747         no_selection = false;
 748 }
 749
 750
 751 void InsetTabular::InsetKeyPress(XKeyEvent * xke)
 752 {
 753         if (the_locking_inset) {
 754                 the_locking_inset->InsetKeyPress(xke);
 755                 return;
 756         }
 757 }
 758
 759
 760 UpdatableInset::RESULT
 761 InsetTabular::LocalDispatch(BufferView * bv,
 762                             kb_action action,
 763                             string const & arg)
 764 {
 765         // We need to save the value of the_locking_inset as the call to
 766         // the_locking_inset->LocalDispatch might unlock it.
 767         old_locking_inset = the_locking_inset;
 768         no_selection = false;
 769         UpdatableInset::RESULT result =
 770                 UpdatableInset::LocalDispatch(bv, action, arg);
 771         if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
 772                 resetPos(bv);
 773                 return result;
 774         }
 775
 776         if ((action < 0) && arg.empty())
 777                 return FINISHED;
 778
 779         bool hs = hasSelection();
 780
 781         result=DISPATCHED;
 782         // this one have priority over the locked InsetText!
 783         switch (action) {
 784         case LFUN_SHIFT_TAB:
 785         case LFUN_TAB:
 786         {
 787                 if (GetFirstLockingInsetOfType(Inset::TABULAR_CODE) != this)
 788                         break;
 789                 HideInsetCursor(bv);
 790                 if (the_locking_inset) {
 791                         UnlockInsetInInset(bv, the_locking_inset);
 792                         the_locking_inset = 0;
 793                 }
 794                 if (action == LFUN_TAB)
 795                         moveNextCell(bv, old_locking_inset != 0);
 796                 else
 797                         movePrevCell(bv, old_locking_inset != 0);
 798                 sel_cell_start = sel_cell_end = actcell;
 799                 if (hs)
 800                         UpdateLocal(bv, SELECTION, false);
 801                 if (!the_locking_inset) {
 802                         ShowInsetCursor(bv);
 803                         return DISPATCHED_NOUPDATE;
 804                 }
 805                 return result;
 806         }
 807         // this to avoid compiler warnings.
 808         default:
 809                 break;
 810         }
 811
 812         if (the_locking_inset) {
 813                 result=the_locking_inset->LocalDispatch(bv, action, arg);
 814                 if (result == DISPATCHED_NOUPDATE) {
 815                         int sc = scroll();
 816                         resetPos(bv);
 817                         if (sc != scroll()) { // inset has been scrolled
 818                                 the_locking_inset->ToggleInsetCursor(bv);
 819                                 UpdateLocal(bv, FULL, false);
 820                                 the_locking_inset->ToggleInsetCursor(bv);
 821                         }
 822                         return result;
 823                 } else if (result == DISPATCHED) {
 824                         the_locking_inset->ToggleInsetCursor(bv);
 825                         UpdateLocal(bv, CELL, false);
 826                         the_locking_inset->ToggleInsetCursor(bv);
 827                         return result;
 828                 } else if (result == FINISHED) {
 829                 }
 830         }
 831
 832         HideInsetCursor(bv);
 833         result=DISPATCHED;
 834         switch (action) {
 835                 // --- Cursor Movements ----------------------------------
 836         case LFUN_RIGHTSEL:
 837                 if (tabular->IsLastCellInRow(actcell))
 838                         break;
 839                 moveRight(bv, false);
 840                 sel_cell_end = actcell;
 841                 UpdateLocal(bv, SELECTION, false);
 842                 break;
 843         case LFUN_RIGHT:
 844                 result = moveRight(bv);
 845                 sel_cell_start = sel_cell_end = actcell;
 846                 if (hs)
 847                         UpdateLocal(bv, SELECTION, false);
 848                 break;
 849         case LFUN_LEFTSEL:
 850                 if (tabular->IsFirstCellInRow(actcell))
 851                         break;
 852                 moveLeft(bv, false);
 853                 sel_cell_end = actcell;
 854                 UpdateLocal(bv, SELECTION, false);
 855                 break;
 856         case LFUN_LEFT:
 857                 result = moveLeft(bv);
 858                 sel_cell_start = sel_cell_end = actcell;
 859                 if (hs)
 860                         UpdateLocal(bv, SELECTION, false);
 861                 break;
 862         case LFUN_DOWNSEL:
 863         {
 864                 int const ocell = actcell;
 865                 moveDown(bv, false);
 866                 if ((ocell == sel_cell_end) ||
 867                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 868                         sel_cell_end = tabular->GetCellBelow(sel_cell_end);
 869                 else
 870                         sel_cell_end = tabular->GetLastCellBelow(sel_cell_end);
 871                 UpdateLocal(bv, SELECTION, false);
 872         }
 873         break;
 874         case LFUN_DOWN:
 875                 result = moveDown(bv, old_locking_inset != 0);
 876                 sel_cell_start = sel_cell_end = actcell;
 877                 if (hs)
 878                         UpdateLocal(bv, SELECTION, false);
 879                 break;
 880         case LFUN_UPSEL:
 881         {
 882                 int const ocell = actcell;
 883                 moveUp(bv, false);
 884                 if ((ocell == sel_cell_end) ||
 885                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 886                         sel_cell_end = tabular->GetCellAbove(sel_cell_end);
 887                 else
 888                         sel_cell_end = tabular->GetLastCellAbove(sel_cell_end);
 889                 UpdateLocal(bv, SELECTION, false);
 890         }
 891         break;
 892         case LFUN_UP:
 893                 result = moveUp(bv, old_locking_inset != 0);
 894                 sel_cell_start = sel_cell_end = actcell;
 895                 if (hs)
 896                         UpdateLocal(bv, SELECTION, false);
 897                 break;
 898         case LFUN_NEXT: {
 899                 int column = actcol;
 900                 if (the_locking_inset) {
 901                         UnlockInsetInInset(bv, the_locking_inset);
 902                         the_locking_inset = 0;
 903                 }
 904                 if (bv->text->first + bv->painter().paperHeight() <
 905                     (top_baseline + tabular->GetHeightOfTabular()))
 906                         {
 907                                 bv->scrollCB(bv->text->first + bv->painter().paperHeight());
 908                                 UpdateLocal(bv, FULL, false);
 909                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 910                         } else {
 911                                 actcell = tabular->GetFirstCellInRow(tabular->rows() - 1) + column;
 912                         }
 913                 resetPos(bv);
 914                 UpdateLocal(bv, CURSOR, false);
 915                 break;
 916         }
 917         case LFUN_PRIOR: {
 918                 int column = actcol;
 919                 if (the_locking_inset) {
 920                         UnlockInsetInInset(bv, the_locking_inset);
 921                         the_locking_inset = 0;
 922                 }
 923                 if (top_baseline < 0) {
 924                         bv->scrollCB(bv->text->first - bv->painter().paperHeight());
 925                         UpdateLocal(bv, FULL, false);
 926                         if (top_baseline > 0)
 927                                 actcell = column;
 928                         else
 929                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 930                 } else {
 931                         actcell = column;
 932                 }
 933                 resetPos(bv);
 934                 UpdateLocal(bv, CURSOR, false);
 935                 break;
 936         }
 937         case LFUN_BACKSPACE:
 938                 break;
 939         case LFUN_DELETE:
 940                 break;
 941         case LFUN_HOME:
 942                 break;
 943         case LFUN_END:
 944                 break;
 945         case LFUN_LAYOUT_TABULAR:
 946         {
 947                 bv->owner()->getDialogs()->showTabular(this);
 948         }
 949         break;
 950         case LFUN_TABULAR_FEATURE:
 951                 if (!TabularFeatures(bv, arg))
 952                         result = UNDISPATCHED;
 953                 break;
 954         case LFUN_CUT:
 955                 if (!copySelection(bv))
 956                         break;
 957                 bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 958                                   bv->text->cursor.par()->previous(),
 959                                   bv->text->cursor.par()->next());
 960                 cutSelection();
 961                 UpdateLocal(bv, INIT, true);
 962                 break;
 963         case LFUN_COPY:
 964                 if (!hasSelection())
 965                         break;
 966                 bv->text->FinishUndo();
 967                 copySelection(bv);
 968                 break;
 969         case LFUN_PASTESELECTION:
 970         {
 971                 string clip(bv->getClipboard());
 972
 973                 if (clip.empty())
 974                         break;
 975                 if (clip.find('\t') != string::npos) {
 976                         int cols = 1;
 977                         int rows = 1;
 978                         int maxCols = 1;
 979                         unsigned int len = clip.length();
 980                         string::size_type p = 0;
 981
 982                         while(p < len &&
 983                               ((p = clip.find_first_of("\t\n", p)) != string::npos)) {
 984                                 switch(clip[p]) {
 985                                 case '\t':
 986                                         ++cols;
 987                                         break;
 988                                 case '\n':
 989                                         if ((p+1) < len)
 990                                                 ++rows;
 991                                         maxCols = max(cols, maxCols);
 992                                         cols = 1;
 993                                         break;
 994                                 }
 995                                 ++p;
 996                         }
 997                         maxCols = max(cols, maxCols);
 998                         delete paste_tabular;
 999                         paste_tabular = new LyXTabular(this, rows, maxCols);
1000                         string::size_type op = 0;
1001                         int cell = 0;
1002                         int cells = paste_tabular->GetNumberOfCells();
1003                         p = cols = 0;
1004                         while((cell < cells) && (p < len) &&
1005                               (p = clip.find_first_of("\t\n", p)) != string::npos) {
1006                                 if (p >= len)
1007                                         break;
1008                                 switch(clip[p]) {
1009                                 case '\t':
1010                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
1011                                         ++cols;
1012                                         ++cell;
1013                                         break;
1014                                 case '\n':
1015                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
1016                                         while(cols++ < maxCols)
1017                                                 ++cell;
1018                                         cols = 0;
1019                                         break;
1020                                 }
1021                                 ++p;
1022                                 op = p;
1023                         }
1024                         // check for the last cell if there is no trailing '\n'
1025                         if ((cell < cells) && (op < len))
1026                                 paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, len-op));
1027                 } else {
1028                         // so that the clipboard is used and it goes on
1029                         // to default
1030                         // and executes LFUN_PASTESELECTION in insettext!
1031                         delete paste_tabular;
1032                         paste_tabular = 0;
1033                 }
1034         }
1035         case LFUN_PASTE:
1036                 if (hasPasteBuffer()) {
1037                         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1038                                           bv->text->cursor.par()->previous(),
1039                                           bv->text->cursor.par()->next());
1040                         pasteSelection(bv);
1041                         UpdateLocal(bv, INIT, true);
1042                         break;
1043                 }
1044                 // ATTENTION: the function above has to be PASTE and PASTESELECTION!!!
1045         default:
1046                 // we try to activate the actual inset and put this event down to
1047                 // the insets dispatch function.
1048                 result = UNDISPATCHED;
1049                 if (the_locking_inset)
1050                         break;
1051                 nodraw(true);
1052                 if (ActivateCellInset(bv)) {
1053                         result = the_locking_inset->LocalDispatch(bv, action, arg);
1054                         if ((result == UNDISPATCHED) || (result == FINISHED)) {
1055                                 UnlockInsetInInset(bv, the_locking_inset);
1056                                 nodraw(false);
1057                                 the_locking_inset = 0;
1058                                 return UNDISPATCHED;
1059                         }
1060                         nodraw(false);
1061 //                      the_locking_inset->ToggleInsetCursor(bv);
1062                         UpdateLocal(bv, CELL, false);
1063 //                      the_locking_inset->ToggleInsetCursor(bv);
1064                         return result;
1065                 }
1066                 break;
1067         }
1068         if (result!=FINISHED) {
1069                 if (!the_locking_inset) {
1070                         ShowInsetCursor(bv);
1071                 }
1072         } else
1073                 bv->unlockInset(this);
1074         return result;
1075 }
1076
1077
1078 int InsetTabular::Latex(Buffer const * buf, ostream & os,
1079                         bool fragile, bool fp) const
1080 {
1081         return tabular->Latex(buf, os, fragile, fp);
1082 }
1083
1084
1085 int InsetTabular::Ascii(Buffer const * buf, ostream & os, int) const
1086 {
1087         // This should be changed to a real ascii export
1088         return tabular->Ascii(buf, os);
1089 }
1090
1091
1092 int InsetTabular::Linuxdoc(Buffer const *, ostream &) const
1093 {
1094         return 0;
1095 }
1096
1097
1098 int InsetTabular::DocBook(Buffer const * buf, ostream & os) const
1099 {
1100         return tabular->DocBook(buf,os);
1101 }
1102
1103
1104 void InsetTabular::Validate(LaTeXFeatures & features) const
1105 {
1106         tabular->Validate(features);
1107 }
1108
1109
1110 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
1111                                                  LyXFont const & font,
1112                                                  bool reinit) const
1113 {
1114         int cell = -1;
1115         int maxAsc = 0;
1116         int maxDesc = 0;
1117         InsetText * inset;
1118         bool changed = false;
1119
1120         // if we have a locking_inset we should have to check only this cell for
1121         // change so I'll try this to have a boost, but who knows ;)
1122         if ((need_update != INIT) &&
1123             (the_locking_inset == tabular->GetCellInset(actcell))) {
1124                 for(int i = 0; i < tabular->columns(); ++i) {
1125                         maxAsc = max(tabular->GetCellInset(actrow, i)->ascent(bv, font),
1126                                      maxAsc);
1127                         maxDesc = max(tabular->GetCellInset(actrow, i)->descent(bv, font),
1128                                       maxDesc);
1129                 }
1130                 changed = tabular->SetWidthOfCell(actcell, the_locking_inset->width(bv, font));
1131                 changed = tabular->SetAscentOfRow(actrow, maxAsc + ADD_TO_HEIGHT) || changed;
1132                 changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
1133                 return changed;
1134         }
1135         for (int i = 0; i < tabular->rows(); ++i) {
1136                 maxAsc = 0;
1137                 maxDesc = 0;
1138                 for (int j= 0; j < tabular->columns(); ++j) {
1139                         if (tabular->IsPartOfMultiColumn(i,j))
1140                                 continue;
1141                         ++cell;
1142                         inset = tabular->GetCellInset(cell);
1143                         if (!reinit)
1144                                 inset->update(bv, font, false);
1145                         maxAsc = max(maxAsc, inset->ascent(bv, font));
1146                         maxDesc = max(maxDesc, inset->descent(bv, font));
1147                         changed = tabular->SetWidthOfCell(cell, inset->width(bv, font)) || changed;
1148                 }
1149                 changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
1150                 changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
1151         }
1152         return changed;
1153 }
1154
1155
1156 void InsetTabular::GetCursorPos(BufferView *,
1157                                 int & x, int & y) const
1158 {
1159         x = cursor.x() - top_x;
1160         y = cursor.y();
1161 }
1162
1163
1164 void InsetTabular::ToggleInsetCursor(BufferView * bv)
1165 {
1166         if (the_locking_inset) {
1167                 the_locking_inset->ToggleInsetCursor(bv);
1168                 return;
1169         }
1170
1171         LyXFont font; // = the_locking_inset->GetFont(par, cursor.pos);
1172
1173         int const asc = lyxfont::maxAscent(font);
1174         int const desc = lyxfont::maxDescent(font);
1175
1176         if (isCursorVisible())
1177                 bv->hideLockedInsetCursor();
1178         else
1179                 bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1180         toggleCursorVisible();
1181 }
1182
1183
1184 void InsetTabular::ShowInsetCursor(BufferView * bv, bool show)
1185 {
1186         if (!isCursorVisible()) {
1187                 LyXFont font; // = GetFont(par, cursor.pos);
1188
1189                 int const asc = lyxfont::maxAscent(font);
1190                 int const desc = lyxfont::maxDescent(font);
1191                 bv->fitLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1192                 if (show)
1193                         bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1194                 setCursorVisible(true);
1195         }
1196 }
1197
1198
1199 void InsetTabular::HideInsetCursor(BufferView * bv)
1200 {
1201         if (isCursorVisible()) {
1202                 bv->hideLockedInsetCursor();
1203                 setCursorVisible(false);
1204         }
1205 //    if (cursor_visible)
1206 //        ToggleInsetCursor(bv);
1207 }
1208
1209
1210 void InsetTabular::setPos(BufferView * bv, int x, int y) const
1211 {
1212         cursor.y(0);
1213
1214         actcell = actrow = actcol = 0;
1215         int ly = tabular->GetDescentOfRow(actrow);
1216
1217         // first search the right row
1218         while((ly < y) && (actrow < tabular->rows())) {
1219                 cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1220                                  tabular->GetAscentOfRow(actrow + 1) +
1221                                  tabular->GetAdditionalHeight(actrow + 1));
1222                 ++actrow;
1223                 ly = cursor.y() + tabular->GetDescentOfRow(actrow);
1224         }
1225         actcell = tabular->GetCellNumber(actrow, actcol);
1226
1227         // now search the right column
1228         int lx = tabular->GetWidthOfColumn(actcell) -
1229                 tabular->GetAdditionalWidth(actcell);
1230 #if 0
1231 #ifdef WITH_WARNINGS
1232 #warning Jürgen, can you rewrite this to _not_ use the sequencing operator. (Lgb)
1233 #endif
1234         for (; !tabular->IsLastCellInRow(actcell) && (lx < x);
1235              ++actcell,lx += tabular->GetWidthOfColumn(actcell) +
1236                      tabular->GetAdditionalWidth(actcell - 1));
1237 #else
1238         // Jürgen, you should check that this is correct. (Lgb)
1239         for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
1240                 lx += tabular->GetWidthOfColumn(actcell + 1)
1241                         + tabular->GetAdditionalWidth(actcell);
1242         }
1243
1244 #endif
1245         cursor.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
1246         resetPos(bv);
1247 }
1248
1249
1250 int InsetTabular::getCellXPos(int cell) const
1251 {
1252         int c = cell;
1253
1254         for (; !tabular->IsFirstCellInRow(c); --c)
1255                 ;
1256         int lx = tabular->GetWidthOfColumn(cell);
1257         for (; c < cell; ++c) {
1258                 lx += tabular->GetWidthOfColumn(c);
1259         }
1260         return (lx - tabular->GetWidthOfColumn(cell) + top_x);
1261 }
1262
1263
1264 void InsetTabular::resetPos(BufferView * bv) const
1265 {
1266         if (!locked)
1267                 return;
1268         actcol = tabular->column_of_cell(actcell);
1269
1270         int cell = 0;
1271         actrow = 0;
1272         cursor.y(0);
1273         for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
1274                 if (tabular->IsLastCellInRow(cell)) {
1275                         cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1276                                          tabular->GetAscentOfRow(actrow + 1) +
1277                                          tabular->GetAdditionalHeight(actrow + 1));
1278                         ++actrow;
1279                 }
1280         }
1281         static int const offset = ADD_TO_TABULAR_WIDTH + 2;
1282         int new_x = getCellXPos(actcell);
1283         int old_x = cursor.x();
1284         new_x += offset;
1285         cursor.x(new_x);
1286 //    cursor.x(getCellXPos(actcell) + offset);
1287         if ((actcol < tabular->columns()-1) && scroll(false) &&
1288                 (tabular->GetWidthOfTabular() < bv->workWidth()-20))
1289         {
1290                 scroll(bv, 0.0F);
1291                 UpdateLocal(bv, FULL, false);
1292         } else if (the_locking_inset &&
1293                  (tabular->GetWidthOfColumn(actcell) > bv->workWidth()-20))
1294         {
1295                 int xx = cursor.x() - offset + bv->text->GetRealCursorX(bv);
1296                 if (xx > (bv->workWidth()-20)) {
1297                         scroll(bv, -(xx - bv->workWidth() + 60));
1298                         UpdateLocal(bv, FULL, false);
1299                 } else if (xx < 20) {
1300                         if (xx < 0)
1301                                 xx = -xx + 60;
1302                         else
1303                                 xx = 60;
1304                         scroll(bv, xx);
1305                         UpdateLocal(bv, FULL, false);
1306                 }
1307         } else if ((cursor.x() - offset) > 20 &&
1308                    (cursor.x() - offset + tabular->GetWidthOfColumn(actcell))
1309                    > (bv->workWidth() - 20)) {
1310                 scroll(bv, -tabular->GetWidthOfColumn(actcell) - 20);
1311                 UpdateLocal(bv, FULL, false);
1312         } else if ((cursor.x() - offset) < 20) {
1313                 scroll(bv, 20 - cursor.x() + offset);
1314                 UpdateLocal(bv, FULL, false);
1315         } else if (scroll(false) && top_x > 20 &&
1316                    (top_x + tabular->GetWidthOfTabular()) > (bv->workWidth() - 20)) {
1317                 scroll(bv, old_x - cursor.x());
1318                 UpdateLocal(bv, FULL, false);
1319         }
1320         if ((!the_locking_inset ||
1321              !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) &&
1322             actcell != oldcell) {
1323                 InsetTabular * inset = const_cast<InsetTabular *>(this);
1324                 bv->owner()->getDialogs()->updateTabular(inset);
1325                 oldcell = actcell;
1326         }
1327 }
1328
1329
1330 UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
1331 {
1332         if (lock && !old_locking_inset) {
1333                 if (ActivateCellInset(bv))
1334                         return DISPATCHED;
1335         } else {
1336                 bool moved = isRightToLeft(bv)
1337                         ? movePrevCell(bv) : moveNextCell(bv);
1338                 if (!moved)
1339                         return FINISHED;
1340                 if (lock && ActivateCellInset(bv))
1341                         return DISPATCHED;
1342         }
1343         resetPos(bv);
1344         return DISPATCHED_NOUPDATE;
1345 }
1346
1347
1348 UpdatableInset::RESULT InsetTabular::moveLeft(BufferView * bv, bool lock)
1349 {
1350         bool moved = isRightToLeft(bv) ? moveNextCell(bv) : movePrevCell(bv);
1351         if (!moved)
1352                 return FINISHED;
1353         if (lock) {       // behind the inset
1354                 if (ActivateCellInset(bv, 0, 0, 0, true))
1355                         return DISPATCHED;
1356         }
1357         resetPos(bv);
1358         return DISPATCHED_NOUPDATE;
1359 }
1360
1361
1362 UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
1363 {
1364         int const ocell = actcell;
1365         actcell = tabular->GetCellAbove(actcell);
1366         if (actcell == ocell) // we moved out of the inset
1367                 return FINISHED;
1368         resetPos(bv);
1369         if (lock) {
1370                 int x = 0;
1371                 int y = 0;
1372                 if (old_locking_inset) {
1373                         old_locking_inset->GetCursorPos(bv, x, y);
1374                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1375                 }
1376                 if (ActivateCellInset(bv, x, 0))
1377                         return DISPATCHED;
1378         }
1379         return DISPATCHED_NOUPDATE;
1380 }
1381
1382
1383 UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
1384 {
1385         int const ocell = actcell;
1386         actcell = tabular->GetCellBelow(actcell);
1387         if (actcell == ocell) // we moved out of the inset
1388                 return FINISHED;
1389         resetPos(bv);
1390         if (lock) {
1391                 int x = 0;
1392                 int y = 0;
1393                 if (old_locking_inset) {
1394                         old_locking_inset->GetCursorPos(bv, x, y);
1395                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1396                 }
1397                 if (ActivateCellInset(bv, x, 0))
1398                         return DISPATCHED;
1399         }
1400         return DISPATCHED_NOUPDATE;
1401 }
1402
1403
1404 bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
1405 {
1406         if (isRightToLeft(bv)) {
1407                 if (tabular->IsFirstCellInRow(actcell)) {
1408                         int row = tabular->row_of_cell(actcell);
1409                         if (row == tabular->rows() - 1)
1410                                 return false;
1411                         actcell = tabular->GetLastCellInRow(row);
1412                         actcell = tabular->GetCellBelow(actcell);
1413                 } else {
1414                         if (!actcell)
1415                                 return false;
1416                         --actcell;
1417                 }
1418         } else {
1419                 if (tabular->IsLastCell(actcell))
1420                         return false;
1421                 ++actcell;
1422         }
1423         if (lock) {
1424                 bool rtl = tabular->GetCellInset(actcell)->par->
1425                         isRightToLeftPar(bv->buffer()->params);
1426                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1427         }
1428         resetPos(bv);
1429         return true;
1430 }
1431
1432
1433 bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
1434 {
1435         if (isRightToLeft(bv)) {
1436                 if (tabular->IsLastCellInRow(actcell)) {
1437                         int row = tabular->row_of_cell(actcell);
1438                         if (row == 0)
1439                                 return false;
1440                         actcell = tabular->GetFirstCellInRow(row);
1441                         actcell = tabular->GetCellAbove(actcell);
1442                 } else {
1443                         if (tabular->IsLastCell(actcell))
1444                                 return false;
1445                         ++actcell;
1446                 }
1447         } else {
1448                 if (!actcell) // first cell
1449                         return false;
1450                 --actcell;
1451         }
1452         if (lock) {
1453                 bool rtl = tabular->GetCellInset(actcell)->par->
1454                         isRightToLeftPar(bv->buffer()->params);
1455                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1456         }
1457         resetPos(bv);
1458         return true;
1459 }
1460
1461
1462 bool InsetTabular::Delete()
1463 {
1464         return true;
1465 }
1466
1467
1468 void InsetTabular::SetFont(BufferView * bv, LyXFont const & font, bool tall,
1469                            bool selectall)
1470 {
1471         if (selectall) {
1472                 sel_cell_start = 0;
1473                 sel_cell_end = tabular->GetNumberOfCells() - 1;
1474         }
1475         if (hasSelection()) {
1476                 bool frozen;
1477                 bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1478                                   bv->text->cursor.par()->previous(),
1479                                   bv->text->cursor.par()->next());
1480                 frozen = bv->text->undo_frozen;
1481                 if (!frozen)
1482                         bv->text->FreezeUndo();
1483                 // apply the fontchange on the whole selection
1484                 int sel_row_start;
1485                 int sel_row_end;
1486                 int sel_col_start;
1487                 int sel_col_end;
1488                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1489                 for(int i=sel_row_start; i <= sel_row_end; ++i) {
1490                         for(int j=sel_col_start; j <= sel_col_end; ++j) {
1491                                 tabular->GetCellInset(i, j)->SetFont(bv, font, tall, true);
1492                         }
1493                 }
1494                 if (!frozen)
1495                         bv->text->UnFreezeUndo();
1496                 UpdateLocal(bv, INIT, true);
1497         }
1498         if (the_locking_inset)
1499                 the_locking_inset->SetFont(bv, font, tall);
1500 }
1501
1502
1503 bool InsetTabular::TabularFeatures(BufferView * bv, string const & what)
1504 {
1505         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1506
1507         int i = 0;
1508         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1509                 string const tmp = tabularFeatures[i].feature;
1510
1511                 if (tmp == what.substr(0, tmp.length())) {
1512                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1513                         //tabularFeatures[i].feature.length())) {
1514                         action = tabularFeatures[i].action;
1515                         break;
1516                 }
1517         }
1518         if (action == LyXTabular::LAST_ACTION)
1519                 return false;
1520
1521         string const val =
1522                 frontStrip(what.substr(tabularFeatures[i].feature.length()));
1523         TabularFeatures(bv, action, val);
1524         return true;
1525 }
1526
1527
1528 void InsetTabular::TabularFeatures(BufferView * bv,
1529                                    LyXTabular::Feature feature,
1530                                    string const & value)
1531 {
1532         //int i;
1533         //int j;
1534         int sel_col_start;
1535         int sel_col_end;
1536         int sel_row_start;
1537         int sel_row_end;
1538         bool setLines = false;
1539         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1540         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1541         //int lineSet;
1542         //bool what;
1543
1544         switch (feature) {
1545         case LyXTabular::M_ALIGN_LEFT:
1546         case LyXTabular::ALIGN_LEFT:
1547                 setAlign=LYX_ALIGN_LEFT;
1548                 break;
1549         case LyXTabular::M_ALIGN_RIGHT:
1550         case LyXTabular::ALIGN_RIGHT:
1551                 setAlign=LYX_ALIGN_RIGHT;
1552                 break;
1553         case LyXTabular::M_ALIGN_CENTER:
1554         case LyXTabular::ALIGN_CENTER:
1555                 setAlign=LYX_ALIGN_CENTER;
1556                 break;
1557         case LyXTabular::M_VALIGN_TOP:
1558         case LyXTabular::VALIGN_TOP:
1559                 setVAlign=LyXTabular::LYX_VALIGN_TOP;
1560                 break;
1561         case LyXTabular::M_VALIGN_BOTTOM:
1562         case LyXTabular::VALIGN_BOTTOM:
1563                 setVAlign=LyXTabular::LYX_VALIGN_BOTTOM;
1564                 break;
1565         case LyXTabular::M_VALIGN_CENTER:
1566         case LyXTabular::VALIGN_CENTER:
1567                 setVAlign=LyXTabular::LYX_VALIGN_CENTER;
1568                 break;
1569         default:
1570                 break;
1571         }
1572         if (hasSelection()) {
1573                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1574         } else {
1575                 sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
1576                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1577         }
1578         bv->text->SetUndo(bv->buffer(), Undo::FINISH,
1579                           bv->text->cursor.par()->previous(),
1580                           bv->text->cursor.par()->next());
1581
1582         int row = tabular->row_of_cell(actcell);
1583         int column = tabular->column_of_cell(actcell);
1584         bool flag = true;
1585
1586         switch (feature) {
1587         case LyXTabular::SET_PWIDTH:
1588         {
1589                 bool const update = (tabular->GetColumnPWidth(actcell) != value);
1590                 tabular->SetColumnPWidth(actcell,value);
1591                 if (update) {
1592                         for (int i = 0; i < tabular->rows(); ++i) {
1593                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1594                                         resizeLyXText(bv);
1595                         }
1596                         UpdateLocal(bv, INIT, true);
1597                 }
1598         }
1599         break;
1600         case LyXTabular::SET_MPWIDTH:
1601         {
1602                 bool const update = (tabular->GetPWidth(actcell) != value);
1603                 tabular->SetMColumnPWidth(actcell,value);
1604                 if (update) {
1605                         for (int i = 0; i < tabular->rows(); ++i) {
1606                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1607                                         resizeLyXText(bv);
1608                         }
1609                         UpdateLocal(bv, INIT, true);
1610                 }
1611         }
1612         break;
1613         case LyXTabular::SET_SPECIAL_COLUMN:
1614         case LyXTabular::SET_SPECIAL_MULTI:
1615                 tabular->SetAlignSpecial(actcell,value,feature);
1616                 break;
1617         case LyXTabular::APPEND_ROW:
1618                 // append the row into the tabular
1619                 UnlockInsetInInset(bv, the_locking_inset);
1620                 tabular->AppendRow(actcell);
1621                 UpdateLocal(bv, INIT, true);
1622                 break;
1623         case LyXTabular::APPEND_COLUMN:
1624                 // append the column into the tabular
1625                 UnlockInsetInInset(bv, the_locking_inset);
1626                 tabular->AppendColumn(actcell);
1627                 actcell = tabular->GetCellNumber(row, column);
1628                 UpdateLocal(bv, INIT, true);
1629                 break;
1630         case LyXTabular::DELETE_ROW:
1631                 UnlockInsetInInset(bv, the_locking_inset);
1632                 tabular->DeleteRow(tabular->row_of_cell(actcell));
1633                 if ((row+1) > tabular->rows())
1634                         --row;
1635                 actcell = tabular->GetCellNumber(row, column);
1636                 clearSelection();
1637                 UpdateLocal(bv, INIT, true);
1638                 break;
1639         case LyXTabular::DELETE_COLUMN:
1640                 UnlockInsetInInset(bv, the_locking_inset);
1641                 tabular->DeleteColumn(tabular->column_of_cell(actcell));
1642                 if ((column+1) > tabular->columns())
1643                         --column;
1644                 actcell = tabular->GetCellNumber(row, column);
1645                 clearSelection();
1646                 UpdateLocal(bv, INIT, true);
1647                 break;
1648         case LyXTabular::M_TOGGLE_LINE_TOP:
1649                 flag = false;
1650         case LyXTabular::TOGGLE_LINE_TOP:
1651         {
1652                 bool lineSet = !tabular->TopLine(actcell, flag);
1653                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1654                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1655                                 tabular->SetTopLine(
1656                                         tabular->GetCellNumber(i, j),
1657                                         lineSet, flag);
1658                 UpdateLocal(bv, INIT, true);
1659                 break;
1660         }
1661
1662         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1663                 flag = false;
1664         case LyXTabular::TOGGLE_LINE_BOTTOM:
1665         {
1666                 bool lineSet = !tabular->BottomLine(actcell, flag);
1667                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1668                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1669                                 tabular->SetBottomLine(
1670                                         tabular->GetCellNumber(i, j),
1671                                         lineSet,
1672                                         flag);
1673                 UpdateLocal(bv, INIT, true);
1674                 break;
1675         }
1676
1677         case LyXTabular::M_TOGGLE_LINE_LEFT:
1678                 flag = false;
1679         case LyXTabular::TOGGLE_LINE_LEFT:
1680         {
1681                 bool lineSet = !tabular->LeftLine(actcell, flag);
1682                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1683                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1684                                 tabular->SetLeftLine(
1685                                         tabular->GetCellNumber(i,j),
1686                                         lineSet,
1687                                         flag);
1688                 UpdateLocal(bv, INIT, true);
1689                 break;
1690         }
1691
1692         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1693                 flag = false;
1694         case LyXTabular::TOGGLE_LINE_RIGHT:
1695         {
1696                 bool lineSet = !tabular->RightLine(actcell, flag);
1697                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1698                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1699                                 tabular->SetRightLine(
1700                                         tabular->GetCellNumber(i,j),
1701                                         lineSet,
1702                                         flag);
1703                 UpdateLocal(bv, INIT, true);
1704                 break;
1705         }
1706
1707         case LyXTabular::M_ALIGN_LEFT:
1708         case LyXTabular::M_ALIGN_RIGHT:
1709         case LyXTabular::M_ALIGN_CENTER:
1710                 flag = false;
1711         case LyXTabular::ALIGN_LEFT:
1712         case LyXTabular::ALIGN_RIGHT:
1713         case LyXTabular::ALIGN_CENTER:
1714                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1715                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1716                                 tabular->SetAlignment(
1717                                         tabular->GetCellNumber(i, j),
1718                                         setAlign,
1719                                         flag);
1720                 UpdateLocal(bv, INIT, true);
1721                 break;
1722         case LyXTabular::M_VALIGN_TOP:
1723         case LyXTabular::M_VALIGN_BOTTOM:
1724         case LyXTabular::M_VALIGN_CENTER:
1725                 flag = false;
1726         case LyXTabular::VALIGN_TOP:
1727         case LyXTabular::VALIGN_BOTTOM:
1728         case LyXTabular::VALIGN_CENTER:
1729                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1730                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1731                                 tabular->SetVAlignment(
1732                                         tabular->GetCellNumber(i, j),
1733                                         setVAlign, flag);
1734                 UpdateLocal(bv, INIT, true);
1735                 break;
1736         case LyXTabular::MULTICOLUMN:
1737         {
1738                 if (sel_row_start != sel_row_end) {
1739                         WriteAlert(_("Impossible Operation!"),
1740                                    _("Multicolumns can only be horizontally."),
1741                                    _("Sorry."));
1742                         return;
1743                 }
1744                 // just multicol for one Single Cell
1745                 if (!hasSelection()) {
1746                         // check wether we are completly in a multicol
1747                         if (tabular->IsMultiColumn(actcell)) {
1748                                 tabular->UnsetMultiColumn(actcell);
1749                                 UpdateLocal(bv, INIT, true);
1750                         } else {
1751                                 tabular->SetMultiColumn(actcell, 1);
1752                                 UpdateLocal(bv, CELL, true);
1753                         }
1754                         return;
1755                 }
1756                 // we have a selection so this means we just add all this
1757                 // cells to form a multicolumn cell
1758                 int s_start;
1759                 int s_end;
1760
1761                 if (sel_cell_start > sel_cell_end) {
1762                         s_start = sel_cell_end;
1763                         s_end = sel_cell_start;
1764                 } else {
1765                         s_start = sel_cell_start;
1766                         s_end = sel_cell_end;
1767                 }
1768                 tabular->SetMultiColumn(s_start, s_end - s_start + 1);
1769                 actcell = s_start;
1770                 sel_cell_end = sel_cell_start;
1771                 UpdateLocal(bv, INIT, true);
1772                 break;
1773         }
1774         case LyXTabular::SET_ALL_LINES:
1775                 setLines = true;
1776         case LyXTabular::UNSET_ALL_LINES:
1777                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1778                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1779                                 tabular->SetAllLines(
1780                                         tabular->GetCellNumber(i,j), setLines);
1781                 UpdateLocal(bv, INIT, true);
1782                 break;
1783         case LyXTabular::SET_LONGTABULAR:
1784                 tabular->SetLongTabular(true);
1785                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1786                 break;
1787         case LyXTabular::UNSET_LONGTABULAR:
1788                 tabular->SetLongTabular(false);
1789                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1790                 break;
1791         case LyXTabular::SET_ROTATE_TABULAR:
1792                 tabular->SetRotateTabular(true);
1793                 break;
1794         case LyXTabular::UNSET_ROTATE_TABULAR:
1795                 tabular->SetRotateTabular(false);
1796                 break;
1797         case LyXTabular::SET_ROTATE_CELL:
1798                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1799                         for (int j = sel_col_start; j<=sel_col_end; ++j)
1800                                 tabular->SetRotateCell(
1801                                         tabular->GetCellNumber(i, j),
1802                                         true);
1803                 break;
1804         case LyXTabular::UNSET_ROTATE_CELL:
1805                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1806                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1807                                 tabular->SetRotateCell(
1808                                         tabular->GetCellNumber(i, j), false);
1809                 break;
1810         case LyXTabular::SET_USEBOX:
1811         {
1812                 LyXTabular::BoxType val = LyXTabular::BoxType(strToInt(value));
1813                 if (val == tabular->GetUsebox(actcell))
1814                         val = LyXTabular::BOX_NONE;
1815                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1816                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1817                                 tabular->SetUsebox(
1818                                         tabular->GetCellNumber(i, j), val);
1819                 break;
1820         }
1821         case LyXTabular::SET_LTFIRSTHEAD:
1822                 tabular->SetLTHead(actcell, true);
1823                 break;
1824         case LyXTabular::SET_LTHEAD:
1825                 tabular->SetLTHead(actcell, false);
1826                 break;
1827         case LyXTabular::SET_LTFOOT:
1828                 tabular->SetLTFoot(actcell, false);
1829                 break;
1830         case LyXTabular::SET_LTLASTFOOT:
1831                 tabular->SetLTFoot(actcell, true);
1832                 break;
1833         case LyXTabular::SET_LTNEWPAGE:
1834         {
1835                 bool what = !tabular->GetLTNewPage(actcell);
1836                 tabular->SetLTNewPage(actcell, what);
1837                 break;
1838         }
1839         // dummy stuff just to avoid warnings
1840         case LyXTabular::LAST_ACTION:
1841                 break;
1842         }
1843 }
1844
1845
1846 bool InsetTabular::ActivateCellInset(BufferView * bv, int x, int y, int button,
1847                                      bool behind)
1848 {
1849         UpdatableInset * inset =
1850                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
1851         LyXFont font(LyXFont::ALL_SANE);
1852         if (behind) {
1853                 x = inset->x() + inset->width(bv, font);
1854                 y = inset->descent(bv, font);
1855         }
1856         //inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1857         //inset_y = cursor.y();
1858         inset->Edit(bv, x,  y, button);
1859         if (!the_locking_inset)
1860                 return false;
1861         UpdateLocal(bv, CELL, false);
1862         return (the_locking_inset != 0);
1863 }
1864
1865
1866 bool InsetTabular::ActivateCellInsetAbs(BufferView * bv, int x, int y,
1867                                         int button)
1868 {
1869         inset_x = cursor.x()
1870                 - top_x + tabular->GetBeginningOfTextInCell(actcell);
1871         inset_y = cursor.y();
1872         return ActivateCellInset(bv, x - inset_x, y - inset_y, button);
1873 }
1874
1875
1876 bool InsetTabular::InsetHit(BufferView *, int x, int) const
1877 {
1878         return (x + top_x)
1879                 > (cursor.x() + tabular->GetBeginningOfTextInCell(actcell));
1880 }
1881
1882
1883 // This returns paperWidth() if the cell-width is unlimited or the width
1884 // in pixels if we have a pwidth for this cell.
1885 int InsetTabular::GetMaxWidthOfCell(BufferView * bv, int cell) const
1886 {
1887         string const s = tabular->GetPWidth(cell);
1888
1889         if (s.empty())
1890                 return -1;
1891         return VSpace(s).inPixels(bv);
1892 }
1893
1894
1895 int InsetTabular::getMaxWidth(BufferView * bv,
1896                               UpdatableInset const * inset) const
1897 {
1898         int const n = tabular->GetNumberOfCells();
1899         int cell = 0;
1900         for (; cell < n; ++cell) {
1901                 if (tabular->GetCellInset(cell) == inset)
1902                         break;
1903         }
1904         if (cell >= n)
1905                 return -1;
1906         int w = GetMaxWidthOfCell(bv, cell);
1907         if (w > 0)
1908                 // because the inset then subtracts it's top_x and owner->x()
1909                 w += (inset->x() - top_x);
1910         return w;
1911 }
1912
1913
1914 void InsetTabular::resizeLyXText(BufferView *) const
1915 {
1916         need_update = FULL;
1917 }
1918
1919
1920 LyXText * InsetTabular::getLyXText(BufferView const * bv,
1921                                    bool const recursive) const
1922 {
1923         if (the_locking_inset)
1924                 return the_locking_inset->getLyXText(bv, recursive);
1925         return Inset::getLyXText(bv, recursive);
1926 }
1927
1928
1929 bool InsetTabular::ShowInsetDialog(BufferView * bv) const
1930 {
1931         if (!the_locking_inset || !the_locking_inset->ShowInsetDialog(bv))
1932                 bv->owner()->getDialogs()
1933                         ->showTabular(const_cast<InsetTabular *>(this));
1934         return true;
1935 }
1936
1937
1938 void InsetTabular::OpenLayoutDialog(BufferView * bv) const
1939 {
1940         if (the_locking_inset) {
1941                 InsetTabular * i = static_cast<InsetTabular *>
1942                         (the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE));
1943                 if (i) {
1944                         i->OpenLayoutDialog(bv);
1945                         return;
1946                 }
1947         }
1948         bv->owner()->getDialogs()->showTabular(
1949                 const_cast<InsetTabular *>(this));
1950 }
1951
1952 //
1953 // functions returns:
1954 // 0 ... disabled
1955 // 1 ... enabled
1956 // 2 ... toggled on
1957 // 3 ... toggled off
1958 //
1959 LyXFunc::func_status InsetTabular::getStatus(string const & what) const
1960 {
1961         int action = LyXTabular::LAST_ACTION;
1962         LyXFunc::func_status status = LyXFunc::OK;
1963
1964         int i = 0;
1965         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1966                 string const tmp = tabularFeatures[i].feature;
1967                 if (tmp == what.substr(0, tmp.length())) {
1968                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1969                         //   tabularFeatures[i].feature.length())) {
1970                         action = tabularFeatures[i].action;
1971                         break;
1972                 }
1973         }
1974         if (action == LyXTabular::LAST_ACTION)
1975                 return LyXFunc::Unknown;
1976
1977         string const argument = frontStrip(what.substr(tabularFeatures[i].feature.length()));
1978
1979         int sel_row_start;
1980         int sel_row_end;
1981         int dummy;
1982         bool flag = true;
1983
1984         if (hasSelection()) {
1985                 getSelection(sel_row_start, sel_row_end, dummy, dummy);
1986         } else {
1987                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1988         }
1989
1990         switch (action) {
1991         case LyXTabular::SET_PWIDTH:
1992         case LyXTabular::SET_MPWIDTH:
1993         case LyXTabular::SET_SPECIAL_COLUMN:
1994         case LyXTabular::SET_SPECIAL_MULTI:
1995                 status |= LyXFunc::Disabled;
1996                 return status;
1997
1998         case LyXTabular::APPEND_ROW:
1999         case LyXTabular::APPEND_COLUMN:
2000         case LyXTabular::DELETE_ROW:
2001         case LyXTabular::DELETE_COLUMN:
2002         case LyXTabular::SET_ALL_LINES:
2003         case LyXTabular::UNSET_ALL_LINES:
2004                 status |= LyXFunc::OK;
2005                 return status;
2006
2007         case LyXTabular::MULTICOLUMN:
2008                 if (tabular->IsMultiColumn(actcell))
2009                         status |= LyXFunc::ToggleOn;
2010                 else
2011                         status |= LyXFunc::ToggleOff;
2012                 break;
2013         case LyXTabular::M_TOGGLE_LINE_TOP:
2014                 flag = false;
2015         case LyXTabular::TOGGLE_LINE_TOP:
2016                 if (tabular->TopLine(actcell, flag))
2017                         status |= LyXFunc::ToggleOn;
2018                 else
2019                         status |= LyXFunc::ToggleOff;
2020                 break;
2021         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
2022                 flag = false;
2023         case LyXTabular::TOGGLE_LINE_BOTTOM:
2024                 if (tabular->BottomLine(actcell, flag))
2025                         status |= LyXFunc::ToggleOn;
2026                 else
2027                         status |= LyXFunc::ToggleOff;
2028                 break;
2029         case LyXTabular::M_TOGGLE_LINE_LEFT:
2030                 flag = false;
2031         case LyXTabular::TOGGLE_LINE_LEFT:
2032                 if (tabular->LeftLine(actcell, flag))
2033                         status |= LyXFunc::ToggleOn;
2034                 else
2035                         status |= LyXFunc::ToggleOff;
2036                 break;
2037         case LyXTabular::M_TOGGLE_LINE_RIGHT:
2038                 flag = false;
2039         case LyXTabular::TOGGLE_LINE_RIGHT:
2040                 if (tabular->RightLine(actcell, flag))
2041                         status |= LyXFunc::ToggleOn;
2042                 else
2043                         status |= LyXFunc::ToggleOff;
2044                 break;
2045         case LyXTabular::M_ALIGN_LEFT:
2046                 flag = false;
2047         case LyXTabular::ALIGN_LEFT:
2048                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_LEFT)
2049                         status |= LyXFunc::ToggleOn;
2050                 else
2051                         status |= LyXFunc::ToggleOff;
2052                 break;
2053         case LyXTabular::M_ALIGN_RIGHT:
2054                 flag = false;
2055         case LyXTabular::ALIGN_RIGHT:
2056                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_RIGHT)
2057                         status |= LyXFunc::ToggleOn;
2058                 else
2059                         status |= LyXFunc::ToggleOff;
2060                 break;
2061         case LyXTabular::M_ALIGN_CENTER:
2062                 flag = false;
2063         case LyXTabular::ALIGN_CENTER:
2064                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_CENTER)
2065                         status |= LyXFunc::ToggleOn;
2066                 else
2067                         status |= LyXFunc::ToggleOff;
2068                 break;
2069         case LyXTabular::M_VALIGN_TOP:
2070                 flag = false;
2071         case LyXTabular::VALIGN_TOP:
2072                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_TOP)
2073                         status |= LyXFunc::ToggleOn;
2074                 else
2075                         status |= LyXFunc::ToggleOff;
2076                 break;
2077         case LyXTabular::M_VALIGN_BOTTOM:
2078                 flag = false;
2079         case LyXTabular::VALIGN_BOTTOM:
2080                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_BOTTOM)
2081                         status |= LyXFunc::ToggleOn;
2082                 else
2083                         status |= LyXFunc::ToggleOff;
2084                 break;
2085         case LyXTabular::M_VALIGN_CENTER:
2086                 flag = false;
2087         case LyXTabular::VALIGN_CENTER:
2088                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_CENTER)
2089                         status |= LyXFunc::ToggleOn;
2090                 else
2091                         status |= LyXFunc::ToggleOff;
2092                 break;
2093         case LyXTabular::SET_LONGTABULAR:
2094                 if (tabular->IsLongTabular())
2095                         status |= LyXFunc::ToggleOn;
2096                 else
2097                         status |= LyXFunc::ToggleOff;
2098                 break;
2099         case LyXTabular::UNSET_LONGTABULAR:
2100                 if (!tabular->IsLongTabular())
2101                         status |= LyXFunc::ToggleOn;
2102                 else
2103                         status |= LyXFunc::ToggleOff;
2104                 break;
2105         case LyXTabular::SET_ROTATE_TABULAR:
2106                 if (tabular->GetRotateTabular())
2107                         status |= LyXFunc::ToggleOn;
2108                 else
2109                         status |= LyXFunc::ToggleOff;
2110                 break;
2111         case LyXTabular::UNSET_ROTATE_TABULAR:
2112                 if (!tabular->GetRotateTabular())
2113                         status |= LyXFunc::ToggleOn;
2114                 else
2115                         status |= LyXFunc::ToggleOff;
2116                 break;
2117         case LyXTabular::SET_ROTATE_CELL:
2118                 if (tabular->GetRotateCell(actcell))
2119                         status |= LyXFunc::ToggleOn;
2120                 else
2121                         status |= LyXFunc::ToggleOff;
2122                 break;
2123         case LyXTabular::UNSET_ROTATE_CELL:
2124                 if (!tabular->GetRotateCell(actcell))
2125                         status |= LyXFunc::ToggleOn;
2126                 else
2127                         status |= LyXFunc::ToggleOff;
2128                 break;
2129         case LyXTabular::SET_USEBOX:
2130                 if (strToInt(argument) == tabular->GetUsebox(actcell))
2131                         status |= LyXFunc::ToggleOn;
2132                 else
2133                         status |= LyXFunc::ToggleOff;
2134                 break;
2135         case LyXTabular::SET_LTFIRSTHEAD:
2136                 if (tabular->GetRowOfLTHead(actcell, dummy))
2137                         status |= LyXFunc::ToggleOn;
2138                 else
2139                         status |= LyXFunc::ToggleOff;
2140                 break;
2141         case LyXTabular::SET_LTHEAD:
2142                 if (tabular->GetRowOfLTHead(actcell, dummy))
2143                         status |= LyXFunc::ToggleOn;
2144                 else
2145                         status |= LyXFunc::ToggleOff;
2146                 break;
2147         case LyXTabular::SET_LTFOOT:
2148                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2149                         status |= LyXFunc::ToggleOn;
2150                 else
2151                         status |= LyXFunc::ToggleOff;
2152                 break;
2153         case LyXTabular::SET_LTLASTFOOT:
2154                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2155                         status |= LyXFunc::ToggleOn;
2156                 else
2157                         status |= LyXFunc::ToggleOff;
2158                 break;
2159         case LyXTabular::SET_LTNEWPAGE:
2160                 if (tabular->GetLTNewPage(actcell))
2161                         status |= LyXFunc::ToggleOn;
2162                 else
2163                         status |= LyXFunc::ToggleOff;
2164                 break;
2165         default:
2166                 status = LyXFunc::Disabled;
2167                 break;
2168         }
2169         return status;
2170 }
2171
2172
2173 std::vector<string> const InsetTabular::getLabelList() const
2174 {
2175         return tabular->getLabelList();
2176 }
2177
2178
2179 bool InsetTabular::copySelection(BufferView * bv)
2180 {
2181         if (!hasSelection())
2182                 return false;
2183         //delete paste_tabular;
2184
2185         //int sel_col_start;
2186         //int sel_col_end;
2187         //int sel_row_start;
2188         //int sel_row_end;
2189
2190         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2191         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2192         if (sel_col_start > sel_col_end) {
2193                 sel_col_start = sel_col_end;
2194                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2195         } else {
2196                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2197         }
2198         int const columns = sel_col_end - sel_col_start + 1;
2199
2200         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2201         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2202         if (sel_row_start > sel_row_end) {
2203                 //int tmp tmp = sel_row_start;
2204                 //sel_row_start = sel_row_end;
2205                 //sel_row_end = tmp;
2206                 swap(sel_row_start, sel_row_end);
2207         }
2208         int const rows = sel_row_end - sel_row_start + 1;
2209
2210         delete paste_tabular;
2211         paste_tabular = new LyXTabular(this, *tabular); // rows, columns);
2212         //int i;
2213         for (int i = 0; i < sel_row_start; ++i)
2214                 paste_tabular->DeleteRow(0);
2215         while(paste_tabular->rows() > rows)
2216                 paste_tabular->DeleteRow(rows);
2217         paste_tabular->SetTopLine(0, true, true);
2218         paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows-1),
2219                                      true, true);
2220         for (int i = 0; i < sel_col_start; ++i)
2221                 paste_tabular->DeleteColumn(0);
2222         while (paste_tabular->columns() > columns)
2223                 paste_tabular->DeleteColumn(columns);
2224         paste_tabular->SetLeftLine(0, true, true);
2225         paste_tabular->SetRightLine(paste_tabular->GetLastCellInRow(0),
2226                                     true, true);
2227
2228         ostringstream sstr;
2229         paste_tabular->Ascii(bv->buffer(), sstr);
2230         bv->stuffClipboard(sstr.str().c_str());
2231         return true;
2232 }
2233
2234
2235 bool InsetTabular::pasteSelection(BufferView * bv)
2236 {
2237         if (!paste_tabular)
2238                 return false;
2239
2240         for (int r1 = 0, r2 = actrow;
2241              (r1 < paste_tabular->rows()) && (r2 < tabular->rows());
2242              ++r1, ++r2) {
2243                 for(int c1 = 0, c2 = actcol;
2244                     (c1 < paste_tabular->columns()) && (c2 < tabular->columns());
2245                     ++c1, ++c2) {
2246                         if (paste_tabular->IsPartOfMultiColumn(r1,c1) &&
2247                             tabular->IsPartOfMultiColumn(r2,c2))
2248                                 continue;
2249                         if (paste_tabular->IsPartOfMultiColumn(r1,c1)) {
2250                                 --c2;
2251                                 continue;
2252                         }
2253                         if (tabular->IsPartOfMultiColumn(r2,c2)) {
2254                                 --c1;
2255                                 continue;
2256                         }
2257                         int const n1 = paste_tabular->GetCellNumber(r1, c1);
2258                         int const n2 = tabular->GetCellNumber(r2, c2);
2259                         *(tabular->GetCellInset(n2)) = *(paste_tabular->GetCellInset(n1));
2260                         tabular->GetCellInset(n2)->setOwner(this);
2261                         tabular->GetCellInset(n2)->deleteLyXText(bv);
2262                 }
2263         }
2264         return true;
2265 }
2266
2267
2268 bool InsetTabular::cutSelection()
2269 {
2270         if (!hasSelection())
2271                 return false;
2272
2273         //int sel_col_start;
2274         //int sel_col_end;
2275         //int sel_row_start;
2276         //int sel_row_end;
2277
2278         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2279         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2280         if (sel_col_start > sel_col_end) {
2281                 sel_col_start = sel_col_end;
2282                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2283         } else {
2284                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2285         }
2286         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2287         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2288         if (sel_row_start > sel_row_end) {
2289                 //int tmp = sel_row_start;
2290                 //sel_row_start = sel_row_end;
2291                 //sel_row_end = tmp;
2292                 swap(sel_row_start, sel_row_end);
2293         }
2294         if (sel_cell_start > sel_cell_end) {
2295                 //int tmp = sel_cell_start;
2296                 //sel_cell_start = sel_cell_end;
2297                 //sel_cell_end = tmp;
2298                 swap(sel_cell_start, sel_cell_end);
2299         }
2300         for (int i = sel_row_start; i <= sel_row_end; ++i) {
2301                 for (int j = sel_col_start; j <= sel_col_end; ++j) {
2302                         tabular->GetCellInset(tabular->GetCellNumber(i, j))->clear();
2303                 }
2304         }
2305         return true;
2306 }
2307
2308
2309 bool InsetTabular::isRightToLeft(BufferView *bv )
2310 {
2311         return bv->getParentLanguage(this)->RightToLeft();
2312 }
2313
2314 bool InsetTabular::nodraw() const
2315 {
2316         if (the_locking_inset)
2317                 return the_locking_inset->nodraw();
2318         return UpdatableInset::nodraw();
2319 }
2320
2321 int InsetTabular::scroll(bool recursive) const
2322 {
2323         int sx = UpdatableInset::scroll(false);
2324
2325         if (recursive && the_locking_inset)
2326                 sx += the_locking_inset->scroll(recursive);
2327
2328         return sx;
2329 }
2330
2331 bool InsetTabular::doClearArea() const
2332 {
2333         return !locked || (need_update & (FULL|INIT));
2334 }
2335
2336 void InsetTabular::getSelection(int & srow, int & erow, int & scol, int & ecol) const
2337 {
2338                 srow = tabular->row_of_cell(sel_cell_start);
2339                 erow = tabular->row_of_cell(sel_cell_end);
2340                 if (srow > erow)
2341                         swap(srow, erow);
2342
2343                 scol = tabular->column_of_cell(sel_cell_start);
2344                 ecol = tabular->column_of_cell(sel_cell_end);
2345                 if (scol > ecol)
2346                         swap(scol, ecol);
2347                 else
2348                         ecol = tabular->right_column_of_cell(sel_cell_end);
2349 }
2350
2351 /* Emacs:
2352  * Local variables:
2353  * tab-width: 4
2354  * End:
2355  * vi:set tabstop=4:
2356  */