src/insets/insettabular.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000 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 "lyxfunc.h"
  34 #include "insets/insettext.h"
  35 #include "frontends/Dialogs.h"
  36 #include "debug.h"
  37 #include "lyxfunc.h"
  38 #include "WorkArea.h"
  39
  40 const int ADD_TO_HEIGHT = 2;
  41 const int ADD_TO_TABULAR_WIDTH = 2;
  42 ///
  43 static LyXTabular * paste_tabular = 0;
  44 bool InsetTabular::hasPasteBuffer() const
  45 {
  46     return (paste_tabular != 0);
  47 }
  48
  49 using std::ostream;
  50 using std::ifstream;
  51 using std::max;
  52 using std::endl;
  53 using std::swap;
  54 using std::max;
  55
  56
  57 struct tabular_features {
  58     LyXTabular::Feature action;
  59     string feature;
  60 };
  61
  62 //static tabular_features * tabularFeatures = 0;
  63
  64 static tabular_features tabularFeatures[] =
  65 {
  66     { LyXTabular::APPEND_ROW, "append-row" },
  67     { LyXTabular::APPEND_COLUMN, "append-column" },
  68     { LyXTabular::DELETE_ROW, "delete-row" },
  69     { LyXTabular::DELETE_COLUMN, "delete-column" },
  70     { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
  71     { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
  72     { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
  73     { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
  74     { LyXTabular::ALIGN_LEFT, "align-left" },
  75     { LyXTabular::ALIGN_RIGHT, "align-right" },
  76     { LyXTabular::ALIGN_CENTER, "align-center" },
  77     { LyXTabular::VALIGN_TOP, "valign-top" },
  78     { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
  79     { LyXTabular::VALIGN_CENTER, "valign-center" },
  80     { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
  81     { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
  82     { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
  83     { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
  84     { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
  85     { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
  86     { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
  87     { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
  88     { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
  89     { LyXTabular::M_VALIGN_CENTER, "m-valign-center" },
  90     { LyXTabular::MULTICOLUMN, "multicolumn" },
  91     { LyXTabular::SET_ALL_LINES, "set-all-lines" },
  92     { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
  93     { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
  94     { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
  95     { LyXTabular::SET_PWIDTH, "set-pwidth" },
  96     { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
  97     { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
  98     { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
  99     { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 100     { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 101     { LyXTabular::SET_USEBOX, "set-usebox" },
 102     { LyXTabular::SET_LTHEAD, "set-lthead" },
 103     { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 104     { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 105     { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 106     { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 107     { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 108     { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 109     { LyXTabular::LAST_ACTION, "" }
 110 };
 111
 112 InsetTabular::InsetTabular(Buffer const & buf, int rows, int columns)
 113         : buffer(&buf)
 114 {
 115     if (rows <= 0)
 116         rows = 1;
 117     if (columns <= 0)
 118         columns = 1;
 119     tabular = new LyXTabular(this, rows,columns);
 120     // for now make it always display as display() inset
 121     // just for test!!!
 122     the_locking_inset = 0;
 123     locked = no_selection = cursor_visible = false;
 124     cursor.x_fix(-1);
 125     oldcell = -1;
 126     actrow = actcell = 0;
 127     clearSelection();
 128     need_update = INIT;
 129     no_draw = false;
 130 }
 131
 132
 133 InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf)
 134         : buffer(&buf)
 135 {
 136     tabular = new LyXTabular(this, *(tab.tabular));
 137     the_locking_inset = 0;
 138     locked = no_selection = cursor_visible = false;
 139     cursor.x_fix(-1);
 140     oldcell = -1;
 141     actrow = actcell = 0;
 142     sel_cell_start = sel_cell_end = 0;
 143     need_update = INIT;
 144     no_draw = false;
 145 }
 146
 147
 148 InsetTabular::~InsetTabular()
 149 {
 150     delete tabular;
 151     hideDialog();
 152 }
 153
 154
 155 Inset * InsetTabular::Clone(Buffer const & buf) const
 156 {
 157     InsetTabular * t = new InsetTabular(*this, buf);
 158     delete t->tabular;
 159     t->tabular = tabular->Clone(t);
 160     return t;
 161 }
 162
 163
 164 void InsetTabular::Write(Buffer const * buf, ostream & os) const
 165 {
 166     os << " Tabular" << endl;
 167     tabular->Write(buf, os);
 168 }
 169
 170
 171 void InsetTabular::Read(Buffer const * buf, LyXLex & lex)
 172 {
 173     bool old_format = (lex.GetString() == "\\LyXTable");
 174     string token;
 175
 176     if (tabular)
 177         delete tabular;
 178     tabular = new LyXTabular(buf, this, lex);
 179
 180     need_update = INIT;
 181
 182     if (old_format)
 183         return;
 184
 185     lex.nextToken();
 186     token = lex.GetString();
 187     while (lex.IsOK() && (token != "\\end_inset")) {
 188         lex.nextToken();
 189         token = lex.GetString();
 190     }
 191     if (token != "\\end_inset") {
 192         lex.printError("Missing \\end_inset at this point. "
 193                        "Read: `$$Token'");
 194     }
 195 }
 196
 197
 198 int InsetTabular::ascent(BufferView *, LyXFont const &) const
 199 {
 200     return tabular->GetAscentOfRow(0);
 201 }
 202
 203
 204 int InsetTabular::descent(BufferView *, LyXFont const &) const
 205 {
 206     return tabular->GetHeightOfTabular() - tabular->GetAscentOfRow(0) + 1;
 207 }
 208
 209
 210 int InsetTabular::width(BufferView *, LyXFont const &) const
 211 {
 212     return tabular->GetWidthOfTabular() + (2 * ADD_TO_TABULAR_WIDTH);
 213 }
 214
 215
 216 void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
 217                         float & x, bool cleared) const
 218 {
 219     if (no_draw)
 220         return;
 221
 222     Painter & pain = bv->painter();
 223     int i, j;
 224     int nx;
 225
 226     UpdatableInset::draw(bv, font, baseline, x, cleared);
 227     if (!cleared && ((need_update == INIT) || (need_update == FULL) ||
 228                      (top_x != int(x)) || (top_baseline != baseline))) {
 229         int h = ascent(bv, font) + descent(bv, font);
 230         int tx = display() || !owner() ? 0 : top_x;
 231         int w =  tx ? width(bv, font) : pain.paperWidth();
 232         int ty = baseline - ascent(bv, font);
 233
 234         if (ty < 0)
 235             ty = 0;
 236         if ((ty + h) > pain.paperHeight())
 237             h = pain.paperHeight();
 238         if ((top_x + w) > pain.paperWidth())
 239             w = pain.paperWidth();
 240         pain.fillRectangle(tx, ty, w, h);
 241         need_update = FULL;
 242         cleared = true;
 243     }
 244     top_x = int(x);
 245     top_baseline = baseline;
 246     if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 247         return;
 248     bool dodraw;
 249     x += ADD_TO_TABULAR_WIDTH;
 250     if (cleared) {
 251         int cell = 0;
 252         float cx;
 253         for (i = 0; i < tabular->rows(); ++i) {
 254             nx = int(x);
 255             dodraw = ((baseline + tabular->GetDescentOfRow(i)) > 0) &&
 256                     (baseline - tabular->GetAscentOfRow(i))<pain.paperHeight();
 257             for (j = 0; j < tabular->columns(); ++j) {
 258                 if (tabular->IsPartOfMultiColumn(i, j))
 259                     continue;
 260                 cx = nx + tabular->GetBeginningOfTextInCell(cell);
 261                 if (dodraw) {
 262                     if (hasSelection())
 263                         DrawCellSelection(pain, nx, baseline, i, j, cell);
 264                     tabular->GetCellInset(cell)->draw(bv, font, baseline, cx,
 265                                                       cleared);
 266                     DrawCellLines(pain, nx, baseline, i, cell);
 267                 }
 268                 nx += tabular->GetWidthOfColumn(cell);
 269                 ++cell;
 270             }
 271             baseline += tabular->GetDescentOfRow(i) +
 272                 tabular->GetAscentOfRow(i + 1) +
 273                 tabular->GetAdditionalHeight(cell);
 274         }
 275     } else if (need_update == CELL) {
 276         int cell = 0;
 277         nx = int(x);
 278         if (the_locking_inset) {
 279             Inset * inset = tabular->GetCellInset(cell);
 280             for (i = 0; (inset != the_locking_inset) && (i < tabular->rows());
 281                  ++i)
 282             {
 283                 for (j = 0; (inset != the_locking_inset) && (j < tabular->columns()); ++j)
 284                 {
 285                     if (tabular->IsPartOfMultiColumn(i, j))
 286                         continue;
 287                     nx += tabular->GetWidthOfColumn(cell);
 288                     ++cell;
 289                     inset = tabular->GetCellInset(cell);
 290                 }
 291                 if (tabular->row_of_cell(cell) > i) {
 292                     nx = int(x);
 293                     baseline += tabular->GetDescentOfRow(i) +
 294                         tabular->GetAscentOfRow(i + 1) +
 295                         tabular->GetAdditionalHeight(cell);
 296                 }
 297             }
 298         } else {
 299             for (i = 0; (cell < actcell) && (i < tabular->rows()); ++i) {
 300                 for (j = 0; (cell < actcell) && (j < tabular->columns()); ++j) {
 301                     if (tabular->IsPartOfMultiColumn(i, j))
 302                         continue;
 303                     nx += tabular->GetWidthOfColumn(cell);
 304                     ++cell;
 305                 }
 306                 if (tabular->row_of_cell(cell) > i) {
 307                     nx = int(x);
 308                     baseline += tabular->GetDescentOfRow(i) +
 309                         tabular->GetAscentOfRow(i + 1) +
 310                         tabular->GetAdditionalHeight(cell);
 311                 }
 312             }
 313         }
 314         i = tabular->row_of_cell(cell);
 315         if (the_locking_inset != tabular->GetCellInset(cell)) {
 316             lyxerr[Debug::INSETS] << "ERROR this shouldn't happen\n";
 317             return;
 318         }
 319         float dx;
 320         float cx;
 321         cx = dx = nx + tabular->GetBeginningOfTextInCell(cell);
 322         tabular->GetCellInset(cell)->draw(bv,font,baseline, dx, false);
 323         if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 324             return;
 325         // clear only if we didn't have a change
 326         if (need_update == CELL) {
 327             // clear before the inset
 328             pain.fillRectangle(
 329                 nx + 1,
 330                 baseline - tabular->GetAscentOfRow(i) + 1,
 331                 int(cx - nx - 1),
 332                 tabular->GetAscentOfRow(i) +
 333                 tabular->GetDescentOfRow(i) - 1);
 334             // clear behind the inset
 335             pain.fillRectangle(
 336                 int(cx + the_locking_inset->width(bv,font) + 1),
 337                 baseline - tabular->GetAscentOfRow(i) + 1,
 338                 tabular->GetWidthOfColumn(cell) -
 339                 tabular->GetBeginningOfTextInCell(cell) -
 340                 the_locking_inset->width(bv,font) -
 341                 tabular->GetAdditionalWidth(cell) - 1,
 342                 tabular->GetAscentOfRow(i) +
 343                 tabular->GetDescentOfRow(i) - 1);
 344         }
 345     }
 346     x -= ADD_TO_TABULAR_WIDTH;
 347     x += width(bv, font);
 348     if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 349         need_update = INIT;
 350     else
 351         need_update = NONE;
 352 }
 353
 354
 355 void InsetTabular::DrawCellLines(Painter & pain, int x, int baseline,
 356                                  int row, int cell) const
 357 {
 358     int  x2 = x + tabular->GetWidthOfColumn(cell);
 359     bool on_off;
 360
 361     if (!tabular->TopAlreadyDrawed(cell)) {
 362         on_off = !tabular->TopLine(cell);
 363         pain.line(x, baseline - tabular->GetAscentOfRow(row),
 364                   x2, baseline -  tabular->GetAscentOfRow(row),
 365                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 366                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 367     }
 368     on_off = !tabular->BottomLine(cell);
 369     pain.line(x,baseline +  tabular->GetDescentOfRow(row),
 370               x2, baseline +  tabular->GetDescentOfRow(row),
 371               on_off ? LColor::tabularonoffline : LColor::tabularline,
 372               on_off ? Painter::line_onoffdash : Painter::line_solid);
 373     if (!tabular->LeftAlreadyDrawed(cell)) {
 374         on_off = !tabular->LeftLine(cell);
 375         pain.line(x, baseline -  tabular->GetAscentOfRow(row),
 376                   x, baseline +  tabular->GetDescentOfRow(row),
 377                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 378                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 379     }
 380     on_off = !tabular->RightLine(cell);
 381     pain.line(x2 - tabular->GetAdditionalWidth(cell),
 382               baseline -  tabular->GetAscentOfRow(row),
 383               x2 - tabular->GetAdditionalWidth(cell),
 384               baseline +  tabular->GetDescentOfRow(row),
 385               on_off ? LColor::tabularonoffline : LColor::tabularline,
 386               on_off ? Painter::line_onoffdash : Painter::line_solid);
 387 }
 388
 389
 390 void InsetTabular::DrawCellSelection(Painter & pain, int x, int baseline,
 391                                      int row, int column, int cell) const
 392 {
 393     int cs = tabular->column_of_cell(sel_cell_start);
 394     int ce = tabular->column_of_cell(sel_cell_end);
 395     if (cs > ce) {
 396         ce = cs;
 397         cs = tabular->column_of_cell(sel_cell_end);
 398     } else {
 399         ce = tabular->right_column_of_cell(sel_cell_end);
 400     }
 401
 402     int rs = tabular->row_of_cell(sel_cell_start);
 403     int re = tabular->row_of_cell(sel_cell_end);
 404     if (rs > re) swap(rs, re);
 405
 406     if ((column >= cs) && (column <= ce) && (row >= rs) && (row <= re)) {
 407         int w = tabular->GetWidthOfColumn(cell);
 408         int h = tabular->GetAscentOfRow(row) + tabular->GetDescentOfRow(row);
 409         pain.fillRectangle(x, baseline - tabular->GetAscentOfRow(row),
 410                            w, h, LColor::selection);
 411     }
 412 }
 413
 414
 415 void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
 416 {
 417     if (reinit) {
 418         need_update = INIT;
 419         calculate_dimensions_of_cells(bv, font, true);
 420         if (owner())
 421             owner()->update(bv, font, true);
 422         return;
 423     }
 424     if (the_locking_inset) {
 425         the_locking_inset->update(bv, font, reinit);
 426 //      resetPos(bv);
 427 //      inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 428 //      inset_y = cursor.y();
 429     }
 430     switch (need_update) {
 431     case INIT:
 432     case FULL:
 433     case CELL:
 434         if (calculate_dimensions_of_cells(bv, font, false))
 435             need_update = INIT;
 436         break;
 437     case SELECTION:
 438         need_update = INIT;
 439         break;
 440     default:
 441         break;
 442     }
 443 }
 444
 445
 446 string const InsetTabular::EditMessage() const
 447 {
 448     return _("Opened Tabular Inset");
 449 }
 450
 451
 452 void InsetTabular::Edit(BufferView * bv, int x, int y, unsigned int button)
 453 {
 454     UpdatableInset::Edit(bv, x, y, button);
 455
 456     if (!bv->lockInset(this)) {
 457         lyxerr[Debug::INSETS] << "InsetTabular::Cannot lock inset" << endl;
 458         return;
 459     }
 460     locked = true;
 461     the_locking_inset = 0;
 462     inset_x = 0;
 463     inset_y = 0;
 464     setPos(bv, x, y);
 465     sel_cell_start = sel_cell_end = actcell;
 466     bv->text->FinishUndo();
 467     if (InsetHit(bv, x, y) && (button != 3)) {
 468         ActivateCellInsetAbs(bv, x, y, button);
 469     }
 470 //    UpdateLocal(bv, NONE, false);
 471 //    bv->getOwner()->getPopups().updateFormTabular();
 472 }
 473
 474
 475 void InsetTabular::InsetUnlock(BufferView * bv)
 476 {
 477     if (the_locking_inset) {
 478         the_locking_inset->InsetUnlock(bv);
 479         the_locking_inset = 0;
 480     }
 481     HideInsetCursor(bv);
 482     no_selection = false;
 483     oldcell = -1;
 484     locked = false;
 485     if (scroll() || hasSelection()) {
 486         if (scroll()) {
 487             scroll(bv, 0.0F);
 488         } else {
 489             sel_cell_start = sel_cell_end = 0;
 490         }
 491         UpdateLocal(bv, FULL, false);
 492     }
 493 }
 494
 495
 496 void InsetTabular::UpdateLocal(BufferView * bv, UpdateCodes what,
 497                                bool mark_dirty) const
 498 {
 499     if (need_update < what) // only set this if it has greater update
 500         need_update = what;
 501     if ((what == INIT) && hasSelection())
 502         clearSelection();
 503     // Dirty Cast! (Lgb)
 504     if (need_update != NONE) {
 505         bv->updateInset(const_cast<InsetTabular *>(this), mark_dirty);
 506         if (locked) // && (what != NONE))
 507             resetPos(bv);
 508     }
 509 }
 510
 511
 512 bool InsetTabular::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 513 {
 514     lyxerr[Debug::INSETS] << "InsetTabular::LockInsetInInset(" <<inset<< "): ";
 515     if (!inset)
 516         return false;
 517     oldcell = -1;
 518     if (inset == tabular->GetCellInset(actcell)) {
 519         lyxerr[Debug::INSETS] << "OK" << endl;
 520         the_locking_inset = tabular->GetCellInset(actcell);
 521         resetPos(bv);
 522         inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 523         inset_y = cursor.y();
 524         return true;
 525     } else if (the_locking_inset && (the_locking_inset == inset)) {
 526         lyxerr[Debug::INSETS] << "OK" << endl;
 527         resetPos(bv);
 528         inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 529         inset_y = cursor.y();
 530     } else if (the_locking_inset) {
 531         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 532         return the_locking_inset->LockInsetInInset(bv, inset);
 533     }
 534     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 535     return false;
 536 }
 537
 538
 539 bool InsetTabular::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 540                                    bool lr)
 541 {
 542     if (!the_locking_inset)
 543         return false;
 544     if (the_locking_inset == inset) {
 545         the_locking_inset->InsetUnlock(bv);
 546         the_locking_inset = 0;
 547         UpdateLocal(bv, CELL, false);
 548         ShowInsetCursor(bv, false);
 549         return true;
 550     }
 551     if (the_locking_inset->UnlockInsetInInset(bv, inset, lr)) {
 552         if (inset->LyxCode() == TABULAR_CODE &&
 553             !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE))
 554         {
 555                 bv->owner()->getDialogs()->updateTabular(this);
 556                 oldcell = actcell;
 557         }
 558         return true;
 559     }
 560     return false;
 561 }
 562
 563
 564 bool InsetTabular::UpdateInsetInInset(BufferView * bv, Inset * inset)
 565 {
 566     if (!the_locking_inset)
 567         return false;
 568     if (the_locking_inset != inset) {
 569         if (!the_locking_inset->UpdateInsetInInset(bv, inset))
 570             return false;
 571     }
 572     UpdateLocal(bv, CELL, false);
 573     return true;
 574 }
 575
 576
 577 unsigned int InsetTabular::InsetInInsetY()
 578 {
 579     if (!the_locking_inset)
 580         return 0;
 581
 582     return (inset_y + the_locking_inset->InsetInInsetY());
 583 }
 584
 585
 586 UpdatableInset * InsetTabular::GetLockingInset()
 587 {
 588     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
 589 }
 590
 591
 592 UpdatableInset * InsetTabular::GetFirstLockingInsetOfType(Inset::Code c)
 593 {
 594     if (c == LyxCode())
 595         return this;
 596     if (the_locking_inset)
 597         return the_locking_inset->GetFirstLockingInsetOfType(c);
 598     return 0;
 599 }
 600
 601
 602 bool InsetTabular::InsertInset(BufferView * bv, Inset * inset)
 603 {
 604     if (the_locking_inset)
 605         return the_locking_inset->InsertInset(bv, inset);
 606     return false;
 607 }
 608
 609
 610 void InsetTabular::InsetButtonPress(BufferView * bv, int x, int y, int button)
 611 {
 612     if (hasSelection() && (button == 3))
 613         return;
 614
 615     if (hasSelection()) {
 616         clearSelection();
 617         UpdateLocal(bv, SELECTION, false);
 618     }
 619
 620     no_selection = false;
 621
 622     int const ocell = actcell;
 623     int const orow = actrow;
 624
 625     HideInsetCursor(bv);
 626     setPos(bv, x, y);
 627     if (actrow != orow)
 628         UpdateLocal(bv, NONE, false);
 629     sel_cell_start = sel_cell_end = actcell;
 630     if (button == 3) {
 631         if ((ocell != actcell) && the_locking_inset) {
 632             the_locking_inset->InsetUnlock(bv);
 633             the_locking_inset = 0;
 634         }
 635         ShowInsetCursor(bv);
 636         return;
 637     }
 638
 639     bool const inset_hit = InsetHit(bv, x, y);
 640
 641     if ((ocell == actcell) && the_locking_inset && inset_hit) {
 642         resetPos(bv);
 643         the_locking_inset->InsetButtonPress(bv,
 644                                             x - inset_x, y - inset_y, button);
 645         return;
 646     } else if (the_locking_inset) {
 647         the_locking_inset->InsetUnlock(bv);
 648     }
 649     the_locking_inset = 0;
 650     if (button == 2) {
 651         LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 652         return;
 653     }
 654     if (inset_hit && bv->theLockingInset()) {
 655         if (ActivateCellInsetAbs(bv, x, y, button))
 656             the_locking_inset->InsetButtonPress(bv, x - inset_x,
 657                                                 y - inset_y, button);
 658         return;
 659     }
 660     ShowInsetCursor(bv);
 661 }
 662
 663
 664 void InsetTabular::InsetButtonRelease(BufferView * bv,
 665                                       int x, int y, int button)
 666 {
 667     if (button == 3) {
 668         if (the_locking_inset) {
 669             UpdatableInset * i;
 670             if ((i=the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE))) {
 671                 i->InsetButtonRelease(bv, x, y, button);
 672                 return;
 673             }
 674         }
 675         bv->owner()->getDialogs()->showTabular(this);
 676         return;
 677     }
 678     if (the_locking_inset) {
 679         the_locking_inset->InsetButtonRelease(bv, x-inset_x, y-inset_y,button);
 680         return;
 681     }
 682     no_selection = false;
 683 }
 684
 685
 686 void InsetTabular::InsetMotionNotify(BufferView * bv, int x, int y, int button)
 687 {
 688     if (the_locking_inset) {
 689         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 690                                              y - inset_y, button);
 691         return;
 692     }
 693     if (!no_selection) {
 694         HideInsetCursor(bv);
 695         int const old_cell = actcell;
 696
 697         setPos(bv, x, y);
 698         sel_cell_end = actcell;
 699         if (sel_cell_end != old_cell)
 700             UpdateLocal(bv, SELECTION, false);
 701         ShowInsetCursor(bv);
 702     }
 703     no_selection = false;
 704 }
 705
 706
 707 void InsetTabular::InsetKeyPress(XKeyEvent * xke)
 708 {
 709     if (the_locking_inset) {
 710         the_locking_inset->InsetKeyPress(xke);
 711         return;
 712     }
 713 }
 714
 715
 716 UpdatableInset::RESULT InsetTabular::LocalDispatch(BufferView * bv, int action,
 717                                                    string const & arg)
 718 {
 719     // We need to save the value of the_locking_inset as the call to
 720     // the_locking_inset->LocalDispatch might unlock it.
 721     old_locking_inset = the_locking_inset;
 722     no_selection = false;
 723     UpdatableInset::RESULT result =
 724             UpdatableInset::LocalDispatch(bv, action, arg);
 725     if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
 726         resetPos(bv);
 727         return result;
 728     }
 729
 730     if ((action < 0) && arg.empty())
 731         return FINISHED;
 732
 733     if ((action != LFUN_DOWN) && (action != LFUN_UP) &&
 734         (action != LFUN_DOWNSEL) && (action != LFUN_UPSEL))
 735         cursor.x_fix(-1);
 736     if (the_locking_inset) {
 737         result=the_locking_inset->LocalDispatch(bv, action, arg);
 738         if (result == DISPATCHED_NOUPDATE)
 739             return result;
 740         else if (result == DISPATCHED) {
 741             the_locking_inset->ToggleInsetCursor(bv);
 742             UpdateLocal(bv, CELL, false);
 743             the_locking_inset->ToggleInsetCursor(bv);
 744             return result;
 745         } else if (result == FINISHED) {
 746         }
 747     }
 748
 749     bool hs = hasSelection();
 750     HideInsetCursor(bv);
 751     result=DISPATCHED;
 752     switch (action) {
 753         // --- Cursor Movements ---------------------------------------------
 754     case LFUN_RIGHTSEL:
 755         if (tabular->IsLastCellInRow(actcell))
 756             break;
 757         moveRight(bv, false);
 758         sel_cell_end = actcell;
 759         UpdateLocal(bv, SELECTION, false);
 760         break;
 761     case LFUN_RIGHT:
 762         result = moveRight(bv);
 763         sel_cell_start = sel_cell_end = actcell;
 764         if (hs)
 765             UpdateLocal(bv, SELECTION, false);
 766         break;
 767     case LFUN_LEFTSEL:
 768         if (tabular->IsFirstCellInRow(actcell))
 769             break;
 770         moveLeft(bv, false);
 771         sel_cell_end = actcell;
 772         UpdateLocal(bv, SELECTION, false);
 773         break;
 774     case LFUN_LEFT:
 775         result = moveLeft(bv);
 776         sel_cell_start = sel_cell_end = actcell;
 777         if (hs)
 778             UpdateLocal(bv, SELECTION, false);
 779         break;
 780     case LFUN_DOWNSEL:
 781     {
 782         int const ocell = actcell;
 783         moveDown(bv, false);
 784         if ((ocell == sel_cell_end) ||
 785             (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 786             sel_cell_end = tabular->GetCellBelow(sel_cell_end);
 787         else
 788             sel_cell_end = tabular->GetLastCellBelow(sel_cell_end);
 789         UpdateLocal(bv, SELECTION, false);
 790     }
 791     break;
 792     case LFUN_DOWN:
 793         result = moveDown(bv, old_locking_inset != 0);
 794         sel_cell_start = sel_cell_end = actcell;
 795         if (hs)
 796             UpdateLocal(bv, SELECTION, false);
 797         break;
 798     case LFUN_UPSEL:
 799     {
 800         int const ocell = actcell;
 801         moveUp(bv, false);
 802         if ((ocell == sel_cell_end) ||
 803             (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 804             sel_cell_end = tabular->GetCellAbove(sel_cell_end);
 805         else
 806             sel_cell_end = tabular->GetLastCellAbove(sel_cell_end);
 807         UpdateLocal(bv, SELECTION, false);
 808     }
 809     break;
 810     case LFUN_UP:
 811         result = moveUp(bv, old_locking_inset != 0);
 812         sel_cell_start = sel_cell_end = actcell;
 813         if (hs)
 814             UpdateLocal(bv, SELECTION, false);
 815         break;
 816     case LFUN_BACKSPACE:
 817         break;
 818     case LFUN_DELETE:
 819         break;
 820     case LFUN_HOME:
 821         break;
 822     case LFUN_END:
 823         break;
 824     case LFUN_SHIFT_TAB:
 825     case LFUN_TAB:
 826     {
 827         if (the_locking_inset) {
 828             UnlockInsetInInset(bv, the_locking_inset);
 829             the_locking_inset = 0;
 830         }
 831         if (action == LFUN_TAB)
 832             moveNextCell(bv, old_locking_inset != 0);
 833         else
 834             movePrevCell(bv, old_locking_inset != 0);
 835         sel_cell_start = sel_cell_end = actcell;
 836         if (hs)
 837             UpdateLocal(bv, SELECTION, false);
 838         break;
 839     }
 840     case LFUN_LAYOUT_TABULAR:
 841     {
 842         bv->owner()->getDialogs()->showTabular(this);
 843     }
 844     break;
 845     case LFUN_TABULAR_FEATURE:
 846         if (!TabularFeatures(bv, arg))
 847             result = UNDISPATCHED;
 848         break;
 849     case LFUN_CUT:
 850         if (!copySelection(bv))
 851             break;
 852         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 853 #ifndef NEW_INSETS
 854           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 855           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 856 #else
 857           bv->text->cursor.par()->previous,
 858           bv->text->cursor.par()->next
 859 #endif
 860                 );
 861         cutSelection();
 862         UpdateLocal(bv, INIT, true);
 863         break;
 864     case LFUN_COPY:
 865         if (!hasSelection())
 866             break;
 867         bv->text->FinishUndo();
 868         copySelection(bv);
 869         break;
 870     case LFUN_PASTESELECTION:
 871     {
 872         string clip(bv->workarea()->getClipboard());
 873
 874         if (clip.empty())
 875             break;
 876         if (clip.find('\t') != string::npos) {
 877             int cols = 1;
 878             int rows = 1;
 879             int maxCols = 1;
 880             unsigned int len = clip.length();
 881             string::size_type p = 0;
 882
 883             while((p < len) &&
 884                   ((p = clip.find_first_of("\t\n", p)) != string::npos))
 885             {
 886                 switch(clip[p]) {
 887                 case '\t':
 888                     ++cols;
 889                     break;
 890                 case '\n':
 891                     if ((p+1) < len)
 892                         ++rows;
 893                     maxCols = max(cols, maxCols);
 894                     cols = 1;
 895                     break;
 896                 }
 897                 ++p;
 898             }
 899             maxCols = max(cols, maxCols);
 900             delete paste_tabular;
 901             paste_tabular = new LyXTabular(this, rows, maxCols);
 902             string::size_type op = 0;
 903             int cell = 0;
 904             int cells = paste_tabular->GetNumberOfCells();
 905             p = cols = 0;
 906             while((cell < cells) && (p < len) &&
 907                   (p = clip.find_first_of("\t\n", p)) != string::npos)
 908             {
 909                 if (p >= len)
 910                     break;
 911                 switch(clip[p]) {
 912                 case '\t':
 913                     paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
 914                     ++cols;
 915                     ++cell;
 916                     break;
 917                 case '\n':
 918                     paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
 919                     while(cols++ < maxCols)
 920                         ++cell;
 921                     cols = 0;
 922                     break;
 923                 }
 924                 ++p;
 925                 op = p;
 926             }
 927             // check for the last cell if there is no trailing '\n'
 928             if ((cell < cells) && (op < len))
 929                 paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, len-op));
 930         } else {
 931             // so that the clipboard is used and it goes on to default
 932             // and executes LFUN_PASTESELECTION in insettext!
 933             delete paste_tabular;
 934             paste_tabular = 0;
 935         }
 936     }
 937     case LFUN_PASTE:
 938         if (hasPasteBuffer()) {
 939             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 940 #ifndef NEW_INSETS
 941               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 942               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 943 #else
 944               bv->text->cursor.par()->previous,
 945               bv->text->cursor.par()->next
 946 #endif
 947                 );
 948             pasteSelection(bv);
 949             UpdateLocal(bv, INIT, true);
 950             break;
 951         }
 952     // ATTENTION: the function above has to be PASTE and PASTESELECTION!!!
 953     default:
 954         // we try to activate the actual inset and put this event down to
 955         // the insets dispatch function.
 956         result = UNDISPATCHED;
 957         if (the_locking_inset)
 958             break;
 959         no_draw = true;
 960         if (ActivateCellInset(bv)) {
 961             result=the_locking_inset->LocalDispatch(bv, action, arg);
 962             if ((result == UNDISPATCHED) || (result == FINISHED)) {
 963                 UnlockInsetInInset(bv, the_locking_inset);
 964                 no_draw = false;
 965                 the_locking_inset = 0;
 966                 return UNDISPATCHED;
 967             }
 968             no_draw = false;
 969             the_locking_inset->ToggleInsetCursor(bv);
 970             UpdateLocal(bv, CELL, false);
 971             the_locking_inset->ToggleInsetCursor(bv);
 972             return result;
 973         }
 974         break;
 975     }
 976     if (result!=FINISHED) {
 977         if (!the_locking_inset) {
 978             ShowInsetCursor(bv);
 979         }
 980     } else
 981         bv->unlockInset(this);
 982     return result;
 983 }
 984
 985
 986 int InsetTabular::Latex(Buffer const * buf, ostream & os,
 987                         bool fragile, bool fp) const
 988 {
 989     return tabular->Latex(buf, os, fragile, fp);
 990 }
 991
 992
 993 int InsetTabular::Ascii(Buffer const * buf, ostream & os, int) const
 994 {
 995     // This should be changed to a real ascii export
 996     return tabular->Ascii(buf, os);
 997 }
 998
 999
1000 int InsetTabular::Linuxdoc(Buffer const *, ostream &) const
1001 {
1002     return 0;
1003 }
1004
1005
1006 int InsetTabular::DocBook(Buffer const * buf, ostream & os) const
1007 {
1008     return tabular->DocBook(buf,os);
1009 }
1010
1011
1012 void InsetTabular::Validate(LaTeXFeatures & features) const
1013 {
1014     tabular->Validate(features);
1015 }
1016
1017
1018 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
1019                                                  LyXFont const & font,
1020                                                  bool reinit) const
1021 {
1022     int cell = -1;
1023     int maxAsc = 0;
1024     int maxDesc = 0;
1025     InsetText * inset;
1026     bool changed = false;
1027
1028     // if we have a locking_inset we should have to check only this cell for
1029     // change so I'll try this to have a boost, but who knows ;)
1030     if ((need_update != INIT) &&
1031         (the_locking_inset == tabular->GetCellInset(actcell))) {
1032         for(int i = 0; i < tabular->columns(); ++i) {
1033             maxAsc = max(tabular->GetCellInset(actrow, i)->ascent(bv, font),
1034                          maxAsc);
1035             maxDesc = max(tabular->GetCellInset(actrow, i)->descent(bv, font),
1036                           maxDesc);
1037         }
1038         changed = tabular->SetWidthOfCell(actcell, the_locking_inset->width(bv, font));
1039         changed = tabular->SetAscentOfRow(actrow, maxAsc + ADD_TO_HEIGHT) || changed;
1040         changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
1041         return changed;
1042     }
1043     for (int i = 0; i < tabular->rows(); ++i) {
1044         maxAsc = 0;
1045         maxDesc = 0;
1046         for (int j= 0; j < tabular->columns(); ++j) {
1047             if (tabular->IsPartOfMultiColumn(i,j))
1048                 continue;
1049             ++cell;
1050             inset = tabular->GetCellInset(cell);
1051             if (!reinit)
1052                 inset->update(bv, font, false);
1053             maxAsc = max(maxAsc, inset->ascent(bv, font));
1054             maxDesc = max(maxDesc, inset->descent(bv, font));
1055             changed = tabular->SetWidthOfCell(cell, inset->width(bv, font)) || changed;
1056         }
1057         changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
1058         changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
1059     }
1060     return changed;
1061 }
1062
1063
1064 void InsetTabular::GetCursorPos(BufferView *,
1065                                 int & x, int & y) const
1066 {
1067     x = cursor.x() - top_x;
1068     y = cursor.y();
1069 }
1070
1071
1072 void InsetTabular::ToggleInsetCursor(BufferView * bv)
1073 {
1074     if (the_locking_inset) {
1075         the_locking_inset->ToggleInsetCursor(bv);
1076         return;
1077     }
1078
1079     LyXFont font; // = the_locking_inset->GetFont(par, cursor.pos);
1080
1081     int const asc = lyxfont::maxAscent(font);
1082     int const desc = lyxfont::maxDescent(font);
1083
1084     if (cursor_visible)
1085         bv->hideLockedInsetCursor();
1086     else
1087         bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1088     cursor_visible = !cursor_visible;
1089 }
1090
1091
1092 void InsetTabular::ShowInsetCursor(BufferView * bv, bool show)
1093 {
1094     if (!cursor_visible) {
1095         LyXFont font; // = GetFont(par, cursor.pos);
1096
1097         int const asc = lyxfont::maxAscent(font);
1098         int const desc = lyxfont::maxDescent(font);
1099         bv->fitLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1100         if (show)
1101             bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1102         cursor_visible = true;
1103     }
1104 }
1105
1106
1107 void InsetTabular::HideInsetCursor(BufferView * bv)
1108 {
1109     if (cursor_visible) {
1110         bv->hideLockedInsetCursor();
1111         cursor_visible = false;
1112     }
1113 //    if (cursor_visible)
1114 //        ToggleInsetCursor(bv);
1115 }
1116
1117
1118 void InsetTabular::setPos(BufferView * bv, int x, int y) const
1119 {
1120     cursor.y(0);
1121
1122     actcell = actrow = actcol = 0;
1123     int ly = tabular->GetDescentOfRow(actrow);
1124
1125     // first search the right row
1126     while((ly < y) && (actrow < tabular->rows())) {
1127         cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1128             tabular->GetAscentOfRow(actrow + 1) +
1129             tabular->GetAdditionalHeight(tabular->GetCellNumber(actrow + 1,
1130                                                                 actcol)));
1131         ++actrow;
1132         ly = cursor.y() + tabular->GetDescentOfRow(actrow);
1133     }
1134     actcell = tabular->GetCellNumber(actrow, actcol);
1135
1136     // now search the right column
1137     int lx = tabular->GetWidthOfColumn(actcell) -
1138         tabular->GetAdditionalWidth(actcell);
1139 #if 0
1140 #warning Jürgen, can you rewrite this to _not_ use the sequencing operator. (Lgb)
1141     for (; !tabular->IsLastCellInRow(actcell) && (lx < x);
1142         ++actcell,lx += tabular->GetWidthOfColumn(actcell) +
1143             tabular->GetAdditionalWidth(actcell - 1));
1144 #else
1145     // Jürgen, you should check that this is correct. (Lgb)
1146     for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
1147             lx += tabular->GetWidthOfColumn(actcell + 1)
1148                     + tabular->GetAdditionalWidth(actcell);
1149     }
1150
1151 #endif
1152     cursor.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
1153     resetPos(bv);
1154 }
1155
1156
1157 int InsetTabular::getCellXPos(int cell) const
1158 {
1159     int c = cell;
1160
1161     for (; !tabular->IsFirstCellInRow(c); --c)
1162         ;
1163     int lx = tabular->GetWidthOfColumn(cell);
1164     for (; c < cell; ++c) {
1165         lx += tabular->GetWidthOfColumn(c);
1166     }
1167     return (lx - tabular->GetWidthOfColumn(cell) + top_x);
1168 }
1169
1170
1171 void InsetTabular::resetPos(BufferView * bv) const
1172 {
1173     if (!locked)
1174         return;
1175     actcol = tabular->column_of_cell(actcell);
1176
1177     int cell = 0;
1178     actrow = 0;
1179     cursor.y(0);
1180     for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
1181         if (tabular->IsLastCellInRow(cell)) {
1182             cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1183                 tabular->GetAscentOfRow(actrow + 1) +
1184                 tabular->GetAdditionalHeight(cell + 1));
1185             ++actrow;
1186         }
1187     }
1188     static int const offset = ADD_TO_TABULAR_WIDTH + 2;
1189     int new_x = getCellXPos(actcell);
1190     int old_x = cursor.x();
1191     new_x += offset;
1192     cursor.x(new_x);
1193 //    cursor.x(getCellXPos(actcell) + offset);
1194     if (((cursor.x() - offset) > 20) &&
1195         ((cursor.x()-offset+tabular->GetWidthOfColumn(actcell)) >
1196          (bv->workWidth()-20)))
1197     {
1198         scroll(bv, -tabular->GetWidthOfColumn(actcell)-20);
1199         UpdateLocal(bv, FULL, false);
1200     } else if ((cursor.x() - offset) < 20) {
1201         scroll(bv, 20 - cursor.x() + offset);
1202         UpdateLocal(bv, FULL, false);
1203     } else if (scroll() && (top_x > 20) &&
1204                ((top_x+tabular->GetWidthOfTabular()) > (bv->workWidth()-20))) {
1205         scroll(bv, old_x - cursor.x());
1206     }
1207     if ((!the_locking_inset ||
1208          !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) &&
1209         (actcell != oldcell)) {
1210             InsetTabular * inset = const_cast<InsetTabular *>(this);
1211             bv->owner()->getDialogs()->updateTabular(inset);
1212             oldcell = actcell;
1213     }
1214 }
1215
1216
1217 UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
1218 {
1219     if (lock && !old_locking_inset) {
1220         if (ActivateCellInset(bv))
1221             return DISPATCHED;
1222     } else {
1223         bool moved = isRightToLeft(bv) ? movePrevCell(bv) : moveNextCell(bv);
1224         if (!moved)
1225             return FINISHED;
1226         if (lock && ActivateCellInset(bv))
1227             return DISPATCHED;
1228     }
1229     resetPos(bv);
1230     return DISPATCHED_NOUPDATE;
1231 }
1232
1233
1234 UpdatableInset::RESULT InsetTabular::moveLeft(BufferView * bv, bool lock)
1235 {
1236     bool moved = isRightToLeft(bv) ? moveNextCell(bv) : movePrevCell(bv);
1237     if (!moved)
1238         return FINISHED;
1239     if (lock) {       // behind the inset
1240         if (ActivateCellInset(bv, 0, 0, 0, true))
1241             return DISPATCHED;
1242     }
1243     resetPos(bv);
1244     return DISPATCHED_NOUPDATE;
1245 }
1246
1247
1248 UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
1249 {
1250     int const ocell = actcell;
1251     actcell = tabular->GetCellAbove(actcell);
1252     if (actcell == ocell) // we moved out of the inset
1253         return FINISHED;
1254     resetPos(bv);
1255    if (lock) {
1256         int x = 0;
1257         int y = 0;
1258         if (old_locking_inset) {
1259             old_locking_inset->GetCursorPos(bv, x, y);
1260             x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1261         }
1262         if (ActivateCellInset(bv, x, 0))
1263             return DISPATCHED;
1264     }
1265     return DISPATCHED_NOUPDATE;
1266 }
1267
1268
1269 UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
1270 {
1271     int const ocell = actcell;
1272     actcell = tabular->GetCellBelow(actcell);
1273     if (actcell == ocell) // we moved out of the inset
1274         return FINISHED;
1275     resetPos(bv);
1276     if (lock) {
1277         int x = 0;
1278         int y = 0;
1279         if (old_locking_inset) {
1280             old_locking_inset->GetCursorPos(bv, x, y);
1281             x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1282         }
1283         if (ActivateCellInset(bv, x, 0))
1284             return DISPATCHED;
1285     }
1286     return DISPATCHED_NOUPDATE;
1287 }
1288
1289
1290 bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
1291 {
1292     if (isRightToLeft(bv)) {
1293         if (tabular->IsFirstCellInRow(actcell)) {
1294             int row = tabular->row_of_cell(actcell);
1295             if (row == tabular->rows() - 1)
1296                 return false;
1297             actcell = tabular->GetLastCellInRow(row);
1298             actcell = tabular->GetCellBelow(actcell);
1299         } else {
1300             if (!actcell)
1301                 return false;
1302             --actcell;
1303         }
1304     } else {
1305         if (tabular->IsLastCell(actcell))
1306             return false;
1307         ++actcell;
1308     }
1309     if (lock) {
1310         bool rtl = tabular->GetCellInset(actcell)->par->
1311                 isRightToLeftPar(bv->buffer()->params);
1312         ActivateCellInset(bv, 0, 0, 0, !rtl);
1313     }
1314     resetPos(bv);
1315     return true;
1316 }
1317
1318
1319 bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
1320 {
1321     if (isRightToLeft(bv)) {
1322         if (tabular->IsLastCellInRow(actcell)) {
1323             int row = tabular->row_of_cell(actcell);
1324             if (row == 0)
1325                 return false;
1326             actcell = tabular->GetFirstCellInRow(row);
1327             actcell = tabular->GetCellAbove(actcell);
1328         } else {
1329             if (tabular->IsLastCell(actcell))
1330                 return false;
1331             ++actcell;
1332         }
1333     } else {
1334         if (!actcell) // first cell
1335             return false;
1336         --actcell;
1337     }
1338     if (lock) {
1339         bool rtl = tabular->GetCellInset(actcell)->par->
1340                 isRightToLeftPar(bv->buffer()->params);
1341         ActivateCellInset(bv, 0, 0, 0, !rtl);
1342     }
1343     resetPos(bv);
1344     return true;
1345 }
1346
1347
1348 bool InsetTabular::Delete()
1349 {
1350     return true;
1351 }
1352
1353
1354 void InsetTabular::SetFont(BufferView * bv, LyXFont const & font, bool tall)
1355 {
1356     if (the_locking_inset)
1357         the_locking_inset->SetFont(bv, font, tall);
1358 }
1359
1360
1361 bool InsetTabular::TabularFeatures(BufferView * bv, string const & what)
1362 {
1363     LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1364
1365     int i = 0;
1366     for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1367         string const tmp = tabularFeatures[i].feature;
1368
1369         if (tmp == what.substr(0, tmp.length())) {
1370         //if (!strncmp(tabularFeatures[i].feature.c_str(), what.c_str(),
1371               //tabularFeatures[i].feature.length())) {
1372             action = tabularFeatures[i].action;
1373             break;
1374         }
1375     }
1376     if (action == LyXTabular::LAST_ACTION)
1377         return false;
1378
1379     string const val =
1380             frontStrip(what.substr(tabularFeatures[i].feature.length()));
1381     TabularFeatures(bv, action, val);
1382     return true;
1383 }
1384
1385
1386 void InsetTabular::TabularFeatures(BufferView * bv,
1387                                    LyXTabular::Feature feature,
1388                                    string const & value)
1389 {
1390     int i;
1391     int j;
1392     int sel_col_start;
1393     int sel_col_end;
1394     int sel_row_start;
1395     int sel_row_end;
1396     int setLines = 0;
1397     LyXAlignment setAlign = LYX_ALIGN_LEFT;
1398     LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1399     int lineSet;
1400     bool what;
1401
1402     switch (feature) {
1403       case LyXTabular::M_ALIGN_LEFT:
1404       case LyXTabular::ALIGN_LEFT:
1405           setAlign=LYX_ALIGN_LEFT;
1406           break;
1407       case LyXTabular::M_ALIGN_RIGHT:
1408       case LyXTabular::ALIGN_RIGHT:
1409           setAlign=LYX_ALIGN_RIGHT;
1410           break;
1411       case LyXTabular::M_ALIGN_CENTER:
1412       case LyXTabular::ALIGN_CENTER:
1413           setAlign=LYX_ALIGN_CENTER;
1414           break;
1415       case LyXTabular::M_VALIGN_TOP:
1416       case LyXTabular::VALIGN_TOP:
1417           setVAlign=LyXTabular::LYX_VALIGN_TOP;
1418           break;
1419       case LyXTabular::M_VALIGN_BOTTOM:
1420       case LyXTabular::VALIGN_BOTTOM:
1421           setVAlign=LyXTabular::LYX_VALIGN_BOTTOM;
1422           break;
1423       case LyXTabular::M_VALIGN_CENTER:
1424       case LyXTabular::VALIGN_CENTER:
1425           setVAlign=LyXTabular::LYX_VALIGN_CENTER;
1426           break;
1427       default:
1428           break;
1429     }
1430     if (hasSelection()) {
1431         sel_col_start = tabular->column_of_cell(sel_cell_start);
1432         sel_col_end = tabular->column_of_cell(sel_cell_end);
1433         if (sel_col_start > sel_col_end) {
1434             sel_col_end = sel_col_start;
1435             sel_col_start = tabular->column_of_cell(sel_cell_end);
1436         } else {
1437             sel_col_end = tabular->right_column_of_cell(sel_cell_end);
1438         }
1439
1440         sel_row_start = tabular->row_of_cell(sel_cell_start);
1441         sel_row_end = tabular->row_of_cell(sel_cell_end);
1442         if (sel_row_start > sel_row_end) {
1443                 //int tmp = sel_row_start;
1444                 //sel_row_start = sel_row_end;
1445                 //sel_row_end = tmp;
1446             swap(sel_row_start, sel_row_end);
1447         }
1448     } else {
1449         sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
1450         sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1451     }
1452     bv->text->SetUndo(bv->buffer(), Undo::FINISH,
1453 #ifndef NEW_INSETS
1454               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1455               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1456 #else
1457               bv->text->cursor.par()->previous,
1458               bv->text->cursor.par()->next
1459 #endif
1460             );
1461
1462     int row = tabular->row_of_cell(actcell);
1463     int column = tabular->column_of_cell(actcell);
1464     bool flag = true;
1465
1466     switch (feature) {
1467     case LyXTabular::SET_PWIDTH:
1468     {
1469         bool const update = (tabular->GetColumnPWidth(actcell) != value);
1470         tabular->SetColumnPWidth(actcell,value);
1471         if (update) {
1472             for (int i=0; i < tabular->rows(); ++i) {
1473                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1474                     resizeLyXText(bv);
1475             }
1476             UpdateLocal(bv, INIT, true);
1477         }
1478     }
1479     break;
1480     case LyXTabular::SET_MPWIDTH:
1481     {
1482         bool const update = (tabular->GetPWidth(actcell) != value);
1483         tabular->SetMColumnPWidth(actcell,value);
1484         if (update) {
1485             for (int i=0; i < tabular->rows(); ++i) {
1486                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1487                     resizeLyXText(bv);
1488             }
1489             UpdateLocal(bv, INIT, true);
1490         }
1491     }
1492     break;
1493     case LyXTabular::SET_SPECIAL_COLUMN:
1494     case LyXTabular::SET_SPECIAL_MULTI:
1495         tabular->SetAlignSpecial(actcell,value,feature);
1496         break;
1497     case LyXTabular::APPEND_ROW:
1498         // append the row into the tabular
1499         UnlockInsetInInset(bv, the_locking_inset);
1500         tabular->AppendRow(actcell);
1501         UpdateLocal(bv, INIT, true);
1502         break;
1503     case LyXTabular::APPEND_COLUMN:
1504         // append the column into the tabular
1505         UnlockInsetInInset(bv, the_locking_inset);
1506         tabular->AppendColumn(actcell);
1507         actcell = tabular->GetCellNumber(row, column);
1508         UpdateLocal(bv, INIT, true);
1509         break;
1510     case LyXTabular::DELETE_ROW:
1511         UnlockInsetInInset(bv, the_locking_inset);
1512         tabular->DeleteRow(tabular->row_of_cell(actcell));
1513         if ((row+1) > tabular->rows())
1514             --row;
1515         actcell = tabular->GetCellNumber(row, column);
1516         clearSelection();
1517         UpdateLocal(bv, INIT, true);
1518         break;
1519     case LyXTabular::DELETE_COLUMN:
1520         UnlockInsetInInset(bv, the_locking_inset);
1521         tabular->DeleteColumn(tabular->column_of_cell(actcell));
1522         if ((column+1) > tabular->columns())
1523             --column;
1524         actcell = tabular->GetCellNumber(row, column);
1525         clearSelection();
1526         UpdateLocal(bv, INIT, true);
1527         break;
1528     case LyXTabular::M_TOGGLE_LINE_TOP:
1529         flag = false;
1530     case LyXTabular::TOGGLE_LINE_TOP:
1531         lineSet = !tabular->TopLine(actcell, flag);
1532         for (i=sel_row_start; i<=sel_row_end; ++i)
1533             for (j=sel_col_start; j<=sel_col_end; ++j)
1534                 tabular->SetTopLine(tabular->GetCellNumber(i,j),lineSet, flag);
1535         UpdateLocal(bv, INIT, true);
1536         break;
1537
1538     case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1539         flag = false;
1540     case LyXTabular::TOGGLE_LINE_BOTTOM:
1541         lineSet = !tabular->BottomLine(actcell, flag);
1542         for (i=sel_row_start; i<=sel_row_end; ++i)
1543             for (j=sel_col_start; j<=sel_col_end; ++j)
1544                 tabular->SetBottomLine(tabular->GetCellNumber(i,j),lineSet,
1545                                        flag);
1546         UpdateLocal(bv, INIT, true);
1547         break;
1548
1549     case LyXTabular::M_TOGGLE_LINE_LEFT:
1550         flag = false;
1551     case LyXTabular::TOGGLE_LINE_LEFT:
1552         lineSet = !tabular->LeftLine(actcell, flag);
1553         for (i=sel_row_start; i<=sel_row_end; ++i)
1554             for (j=sel_col_start; j<=sel_col_end; ++j)
1555                 tabular->SetLeftLine(tabular->GetCellNumber(i,j),lineSet,
1556                                      flag);
1557         UpdateLocal(bv, INIT, true);
1558         break;
1559
1560     case LyXTabular::M_TOGGLE_LINE_RIGHT:
1561         flag = false;
1562     case LyXTabular::TOGGLE_LINE_RIGHT:
1563         lineSet = !tabular->RightLine(actcell, flag);
1564         for (i=sel_row_start; i<=sel_row_end; ++i)
1565             for (j=sel_col_start; j<=sel_col_end; ++j)
1566                 tabular->SetRightLine(tabular->GetCellNumber(i,j),lineSet,
1567                                       flag);
1568         UpdateLocal(bv, INIT, true);
1569         break;
1570     case LyXTabular::M_ALIGN_LEFT:
1571     case LyXTabular::M_ALIGN_RIGHT:
1572     case LyXTabular::M_ALIGN_CENTER:
1573         flag = false;
1574     case LyXTabular::ALIGN_LEFT:
1575     case LyXTabular::ALIGN_RIGHT:
1576     case LyXTabular::ALIGN_CENTER:
1577         for (i = sel_row_start; i <= sel_row_end; ++i)
1578             for (j = sel_col_start; j <= sel_col_end; ++j)
1579                 tabular->SetAlignment(tabular->GetCellNumber(i, j), setAlign,
1580                                       flag);
1581         UpdateLocal(bv, INIT, true);
1582         break;
1583     case LyXTabular::M_VALIGN_TOP:
1584     case LyXTabular::M_VALIGN_BOTTOM:
1585     case LyXTabular::M_VALIGN_CENTER:
1586         flag = false;
1587     case LyXTabular::VALIGN_TOP:
1588     case LyXTabular::VALIGN_BOTTOM:
1589     case LyXTabular::VALIGN_CENTER:
1590         for (i = sel_row_start; i <= sel_row_end; ++i)
1591             for (j = sel_col_start; j <= sel_col_end; ++j)
1592                 tabular->SetVAlignment(tabular->GetCellNumber(i, j),
1593                                        setVAlign, flag);
1594         UpdateLocal(bv, INIT, true);
1595         break;
1596     case LyXTabular::MULTICOLUMN:
1597     {
1598         if (sel_row_start != sel_row_end) {
1599             WriteAlert(_("Impossible Operation!"),
1600                        _("Multicolumns can only be horizontally."),
1601                        _("Sorry."));
1602             return;
1603         }
1604         // just multicol for one Single Cell
1605         if (!hasSelection()) {
1606             // check wether we are completly in a multicol
1607             if (tabular->IsMultiColumn(actcell)) {
1608                 tabular->UnsetMultiColumn(actcell);
1609                 UpdateLocal(bv, INIT, true);
1610             } else {
1611                 tabular->SetMultiColumn(actcell, 1);
1612                 UpdateLocal(bv, CELL, true);
1613             }
1614             return;
1615         }
1616         // we have a selection so this means we just add all this
1617         // cells to form a multicolumn cell
1618         int s_start;
1619         int s_end;
1620
1621         if (sel_cell_start > sel_cell_end) {
1622             s_start = sel_cell_end;
1623             s_end = sel_cell_start;
1624         } else {
1625             s_start = sel_cell_start;
1626             s_end = sel_cell_end;
1627         }
1628         tabular->SetMultiColumn(s_start, s_end - s_start + 1);
1629         actcell = s_start;
1630         sel_cell_end = sel_cell_start;
1631         UpdateLocal(bv, INIT, true);
1632         break;
1633     }
1634     case LyXTabular::SET_ALL_LINES:
1635         setLines = 1;
1636     case LyXTabular::UNSET_ALL_LINES:
1637         for (i=sel_row_start; i<=sel_row_end; ++i)
1638             for (j=sel_col_start; j<=sel_col_end; ++j)
1639                 tabular->SetAllLines(tabular->GetCellNumber(i,j), setLines);
1640         UpdateLocal(bv, INIT, true);
1641         break;
1642     case LyXTabular::SET_LONGTABULAR:
1643         tabular->SetLongTabular(true);
1644         UpdateLocal(bv, INIT, true); // because this toggles displayed
1645         break;
1646     case LyXTabular::UNSET_LONGTABULAR:
1647         tabular->SetLongTabular(false);
1648         UpdateLocal(bv, INIT, true); // because this toggles displayed
1649         break;
1650     case LyXTabular::SET_ROTATE_TABULAR:
1651         tabular->SetRotateTabular(true);
1652         break;
1653     case LyXTabular::UNSET_ROTATE_TABULAR:
1654         tabular->SetRotateTabular(false);
1655         break;
1656     case LyXTabular::SET_ROTATE_CELL:
1657         for (i=sel_row_start; i<=sel_row_end; ++i)
1658             for (j=sel_col_start; j<=sel_col_end; ++j)
1659                 tabular->SetRotateCell(tabular->GetCellNumber(i,j),true);
1660         break;
1661     case LyXTabular::UNSET_ROTATE_CELL:
1662         for (i = sel_row_start; i <= sel_row_end; ++i)
1663             for (j = sel_col_start; j <= sel_col_end; ++j)
1664                 tabular->SetRotateCell(tabular->GetCellNumber(i, j), false);
1665         break;
1666     case LyXTabular::SET_USEBOX:
1667     {
1668         LyXTabular::BoxType val = LyXTabular::BoxType(strToInt(value));
1669         if (val == tabular->GetUsebox(actcell))
1670             val = LyXTabular::BOX_NONE;
1671         for (i = sel_row_start; i <= sel_row_end; ++i)
1672             for (j = sel_col_start; j <= sel_col_end; ++j)
1673                 tabular->SetUsebox(tabular->GetCellNumber(i, j), val);
1674         break;
1675     }
1676     case LyXTabular::SET_LTFIRSTHEAD:
1677         tabular->SetLTHead(actcell, true);
1678         break;
1679     case LyXTabular::SET_LTHEAD:
1680         tabular->SetLTHead(actcell, false);
1681         break;
1682     case LyXTabular::SET_LTFOOT:
1683         tabular->SetLTFoot(actcell, false);
1684         break;
1685     case LyXTabular::SET_LTLASTFOOT:
1686         tabular->SetLTFoot(actcell, true);
1687         break;
1688     case LyXTabular::SET_LTNEWPAGE:
1689         what = !tabular->GetLTNewPage(actcell);
1690         tabular->SetLTNewPage(actcell, what);
1691         break;
1692     // dummy stuff just to avoid warnings
1693     case LyXTabular::LAST_ACTION:
1694         break;
1695     }
1696 }
1697
1698
1699 bool InsetTabular::ActivateCellInset(BufferView * bv, int x, int y, int button,
1700                                      bool behind)
1701 {
1702     UpdatableInset * inset =
1703         static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
1704     LyXFont font(LyXFont::ALL_SANE);
1705     if (behind) {
1706         x = inset->x() + inset->width(bv, font);
1707         y = inset->descent(bv, font);
1708     }
1709     //inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1710     //inset_y = cursor.y();
1711     inset->Edit(bv, x,  y, button);
1712     if (!the_locking_inset)
1713         return false;
1714     UpdateLocal(bv, CELL, false);
1715     return (the_locking_inset != 0);
1716 }
1717
1718
1719 bool InsetTabular::ActivateCellInsetAbs(BufferView * bv, int x, int y,
1720                                         int button)
1721 {
1722         inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1723         inset_y = cursor.y();
1724         return ActivateCellInset(bv, x - inset_x, y - inset_y, button);
1725 }
1726
1727
1728 bool InsetTabular::InsetHit(BufferView *, int x, int) const
1729 {
1730     return x + top_x > cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1731 }
1732
1733
1734 // This returns paperWidth() if the cell-width is unlimited or the width
1735 // in pixels if we have a pwidth for this cell.
1736 int InsetTabular::GetMaxWidthOfCell(Painter &, int cell) const
1737 {
1738     string const s = tabular->GetPWidth(cell);
1739
1740     if (s.empty())
1741         return -1;
1742     return VSpace(s).inPixels(0, 0);
1743 }
1744
1745
1746 int InsetTabular::getMaxWidth(Painter & pain,
1747                               UpdatableInset const * inset) const
1748 {
1749     int const n = tabular->GetNumberOfCells();
1750     int cell = 0;
1751     for (; cell < n; ++cell) {
1752         if (tabular->GetCellInset(cell) == inset)
1753             break;
1754     }
1755     if (cell >= n)
1756         return -1;
1757     int w = GetMaxWidthOfCell(pain, cell);
1758     if (w > 0)
1759         // because the inset then subtracts it's top_x and owner->x()
1760         w += (inset->x() - top_x);
1761     return w;
1762 }
1763
1764
1765 void InsetTabular::resizeLyXText(BufferView *) const
1766 {
1767     need_update = FULL;
1768 }
1769
1770
1771 LyXText * InsetTabular::getLyXText(BufferView const * bv) const
1772 {
1773     if (the_locking_inset)
1774         return the_locking_inset->getLyXText(bv);
1775     return Inset::getLyXText(bv);
1776 }
1777
1778
1779 void InsetTabular::OpenLayoutDialog(BufferView * bv) const
1780 {
1781     if (the_locking_inset) {
1782         InsetTabular * i = static_cast<InsetTabular *>
1783             (the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE));
1784         if (i) {
1785             i->OpenLayoutDialog(bv);
1786             return;
1787         }
1788     }
1789     bv->owner()->getDialogs()->showTabular(const_cast<InsetTabular *>(this));
1790 }
1791
1792 //
1793 // functions returns:
1794 // 0 ... disabled
1795 // 1 ... enabled
1796 // 2 ... toggled on
1797 // 3 ... toggled off
1798 //
1799 LyXFunc::func_status InsetTabular::getStatus(string const & what) const
1800 {
1801     int action = LyXTabular::LAST_ACTION;
1802     LyXFunc::func_status status = LyXFunc::OK;
1803
1804     int i = 0;
1805     for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1806         string const tmp = tabularFeatures[i].feature;
1807         if (tmp == what.substr(0, tmp.length())) {
1808         //if (!strncmp(tabularFeatures[i].feature.c_str(), what.c_str(),
1809         //   tabularFeatures[i].feature.length())) {
1810             action = tabularFeatures[i].action;
1811             break;
1812         }
1813     }
1814     if (action == LyXTabular::LAST_ACTION)
1815         return LyXFunc::Unknown;
1816
1817     string const argument = frontStrip(what.substr(tabularFeatures[i].feature.length()));
1818
1819     int sel_row_start, sel_row_end;
1820     int dummy;
1821     bool flag = true;
1822
1823     if (hasSelection()) {
1824         sel_row_start = tabular->row_of_cell(sel_cell_start);
1825         sel_row_end = tabular->row_of_cell(sel_cell_end);
1826         if (sel_row_start > sel_row_end) {
1827                 //int tmp = sel_row_start;
1828                 //sel_row_start = sel_row_end;
1829                 //sel_row_end = tmp;
1830             swap(sel_row_start, sel_row_end);
1831         }
1832     } else {
1833         sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1834     }
1835
1836     switch (action) {
1837     case LyXTabular::SET_PWIDTH:
1838     case LyXTabular::SET_MPWIDTH:
1839     case LyXTabular::SET_SPECIAL_COLUMN:
1840     case LyXTabular::SET_SPECIAL_MULTI:
1841         status |= LyXFunc::Disabled;
1842         return status;
1843
1844     case LyXTabular::APPEND_ROW:
1845     case LyXTabular::APPEND_COLUMN:
1846     case LyXTabular::DELETE_ROW:
1847     case LyXTabular::DELETE_COLUMN:
1848     case LyXTabular::SET_ALL_LINES:
1849     case LyXTabular::UNSET_ALL_LINES:
1850         status |= LyXFunc::OK;
1851         return status;
1852
1853     case LyXTabular::MULTICOLUMN:
1854         if (tabular->IsMultiColumn(actcell))
1855             status |= LyXFunc::ToggleOn;
1856         else
1857             status |= LyXFunc::ToggleOff;
1858         break;
1859     case LyXTabular::M_TOGGLE_LINE_TOP:
1860         flag = false;
1861     case LyXTabular::TOGGLE_LINE_TOP:
1862         if (tabular->TopLine(actcell, flag))
1863             status |= LyXFunc::ToggleOn;
1864         else
1865             status |= LyXFunc::ToggleOff;
1866         break;
1867     case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1868         flag = false;
1869     case LyXTabular::TOGGLE_LINE_BOTTOM:
1870         if (tabular->BottomLine(actcell, flag))
1871             status |= LyXFunc::ToggleOn;
1872         else
1873             status |= LyXFunc::ToggleOff;
1874         break;
1875     case LyXTabular::M_TOGGLE_LINE_LEFT:
1876         flag = false;
1877     case LyXTabular::TOGGLE_LINE_LEFT:
1878         if (tabular->LeftLine(actcell, flag))
1879             status |= LyXFunc::ToggleOn;
1880         else
1881             status |= LyXFunc::ToggleOff;
1882         break;
1883     case LyXTabular::M_TOGGLE_LINE_RIGHT:
1884         flag = false;
1885     case LyXTabular::TOGGLE_LINE_RIGHT:
1886         if (tabular->RightLine(actcell, flag))
1887             status |= LyXFunc::ToggleOn;
1888         else
1889             status |= LyXFunc::ToggleOff;
1890         break;
1891     case LyXTabular::M_ALIGN_LEFT:
1892         flag = false;
1893     case LyXTabular::ALIGN_LEFT:
1894         if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_LEFT)
1895             status |= LyXFunc::ToggleOn;
1896         else
1897             status |= LyXFunc::ToggleOff;
1898         break;
1899     case LyXTabular::M_ALIGN_RIGHT:
1900         flag = false;
1901     case LyXTabular::ALIGN_RIGHT:
1902         if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_RIGHT)
1903             status |= LyXFunc::ToggleOn;
1904         else
1905             status |= LyXFunc::ToggleOff;
1906         break;
1907     case LyXTabular::M_ALIGN_CENTER:
1908         flag = false;
1909     case LyXTabular::ALIGN_CENTER:
1910         if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_CENTER)
1911             status |= LyXFunc::ToggleOn;
1912         else
1913             status |= LyXFunc::ToggleOff;
1914         break;
1915     case LyXTabular::M_VALIGN_TOP:
1916         flag = false;
1917     case LyXTabular::VALIGN_TOP:
1918         if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_TOP)
1919             status |= LyXFunc::ToggleOn;
1920         else
1921             status |= LyXFunc::ToggleOff;
1922         break;
1923     case LyXTabular::M_VALIGN_BOTTOM:
1924         flag = false;
1925     case LyXTabular::VALIGN_BOTTOM:
1926         if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_BOTTOM)
1927             status |= LyXFunc::ToggleOn;
1928         else
1929             status |= LyXFunc::ToggleOff;
1930         break;
1931     case LyXTabular::M_VALIGN_CENTER:
1932         flag = false;
1933     case LyXTabular::VALIGN_CENTER:
1934         if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_CENTER)
1935             status |= LyXFunc::ToggleOn;
1936         else
1937             status |= LyXFunc::ToggleOff;
1938         break;
1939     case LyXTabular::SET_LONGTABULAR:
1940         if (tabular->IsLongTabular())
1941             status |= LyXFunc::ToggleOn;
1942         else
1943             status |= LyXFunc::ToggleOff;
1944         break;
1945     case LyXTabular::UNSET_LONGTABULAR:
1946         if (!tabular->IsLongTabular())
1947             status |= LyXFunc::ToggleOn;
1948         else
1949             status |= LyXFunc::ToggleOff;
1950         break;
1951     case LyXTabular::SET_ROTATE_TABULAR:
1952         if (tabular->GetRotateTabular())
1953             status |= LyXFunc::ToggleOn;
1954         else
1955             status |= LyXFunc::ToggleOff;
1956         break;
1957     case LyXTabular::UNSET_ROTATE_TABULAR:
1958         if (!tabular->GetRotateTabular())
1959             status |= LyXFunc::ToggleOn;
1960         else
1961             status |= LyXFunc::ToggleOff;
1962         break;
1963     case LyXTabular::SET_ROTATE_CELL:
1964         if (tabular->GetRotateCell(actcell))
1965             status |= LyXFunc::ToggleOn;
1966         else
1967             status |= LyXFunc::ToggleOff;
1968         break;
1969     case LyXTabular::UNSET_ROTATE_CELL:
1970         if (!tabular->GetRotateCell(actcell))
1971             status |= LyXFunc::ToggleOn;
1972         else
1973             status |= LyXFunc::ToggleOff;
1974         break;
1975     case LyXTabular::SET_USEBOX:
1976         if (strToInt(argument) == tabular->GetUsebox(actcell))
1977             status |= LyXFunc::ToggleOn;
1978         else
1979             status |= LyXFunc::ToggleOff;
1980         break;
1981     case LyXTabular::SET_LTFIRSTHEAD:
1982         if (tabular->GetRowOfLTHead(actcell, dummy))
1983             status |= LyXFunc::ToggleOn;
1984         else
1985             status |= LyXFunc::ToggleOff;
1986         break;
1987     case LyXTabular::SET_LTHEAD:
1988         if (tabular->GetRowOfLTHead(actcell, dummy))
1989             status |= LyXFunc::ToggleOn;
1990         else
1991             status |= LyXFunc::ToggleOff;
1992         break;
1993     case LyXTabular::SET_LTFOOT:
1994         if (tabular->GetRowOfLTFoot(actcell, dummy))
1995             status |= LyXFunc::ToggleOn;
1996         else
1997             status |= LyXFunc::ToggleOff;
1998         break;
1999     case LyXTabular::SET_LTLASTFOOT:
2000         if (tabular->GetRowOfLTFoot(actcell, dummy))
2001             status |= LyXFunc::ToggleOn;
2002         else
2003             status |= LyXFunc::ToggleOff;
2004         break;
2005     case LyXTabular::SET_LTNEWPAGE:
2006         if (tabular->GetLTNewPage(actcell))
2007             status |= LyXFunc::ToggleOn;
2008         else
2009             status |= LyXFunc::ToggleOff;
2010         break;
2011     default:
2012         status = LyXFunc::Disabled;
2013         break;
2014     }
2015     return status;
2016 }
2017
2018
2019 bool InsetTabular::copySelection(BufferView * bv)
2020 {
2021     if (!hasSelection())
2022         return false;
2023     delete paste_tabular;
2024
2025     int sel_col_start, sel_col_end;
2026     int sel_row_start, sel_row_end;
2027
2028     sel_col_start = tabular->column_of_cell(sel_cell_start);
2029     sel_col_end = tabular->column_of_cell(sel_cell_end);
2030     if (sel_col_start > sel_col_end) {
2031         sel_col_start = sel_col_end;
2032         sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2033     } else {
2034         sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2035     }
2036     int columns = sel_col_end - sel_col_start + 1;
2037
2038     sel_row_start = tabular->row_of_cell(sel_cell_start);
2039     sel_row_end = tabular->row_of_cell(sel_cell_end);
2040     if (sel_row_start > sel_row_end) {
2041             //int tmp tmp = sel_row_start;
2042             //sel_row_start = sel_row_end;
2043             //sel_row_end = tmp;
2044         swap(sel_row_start, sel_row_end);
2045     }
2046     int rows = sel_row_end - sel_row_start + 1;
2047
2048     paste_tabular = new LyXTabular(this, *tabular); // rows, columns);
2049     int i;
2050     for (i=0; i < sel_row_start; ++i)
2051         paste_tabular->DeleteRow(0);
2052     while(paste_tabular->rows() > rows)
2053         paste_tabular->DeleteRow(rows);
2054     paste_tabular->SetTopLine(0, true, true);
2055     paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows-1),
2056                                  true, true);
2057     for (i=0; i < sel_col_start; ++i)
2058         paste_tabular->DeleteColumn(0);
2059     while(paste_tabular->columns() > columns)
2060         paste_tabular->DeleteColumn(columns);
2061     paste_tabular->SetLeftLine(0, true, true);
2062     paste_tabular->SetRightLine(paste_tabular->GetLastCellInRow(0),true, true);
2063
2064     ostringstream sstr;
2065     paste_tabular->Ascii(bv->buffer(), sstr);
2066     bv->stuffClipboard(sstr.str().c_str());
2067     return true;
2068 }
2069
2070
2071 bool InsetTabular::pasteSelection(BufferView * bv)
2072 {
2073     if (!paste_tabular)
2074         return false;
2075
2076     for (int r1 = 0, r2 = actrow;
2077          (r1 < paste_tabular->rows()) && (r2 < tabular->rows());
2078          ++r1, ++r2)
2079     {
2080         for(int c1 = 0, c2 = actcol;
2081             (c1 < paste_tabular->columns()) && (c2 < tabular->columns());
2082             ++c1, ++c2)
2083         {
2084             if (paste_tabular->IsPartOfMultiColumn(r1,c1) &&
2085                 tabular->IsPartOfMultiColumn(r2,c2))
2086                 continue;
2087             if (paste_tabular->IsPartOfMultiColumn(r1,c1)) {
2088                 --c2;
2089                 continue;
2090             }
2091             if (tabular->IsPartOfMultiColumn(r2,c2)) {
2092                 --c1;
2093                 continue;
2094             }
2095             int n1 = paste_tabular->GetCellNumber(r1, c1);
2096             int n2 = tabular->GetCellNumber(r2, c2);
2097             *(tabular->GetCellInset(n2)) = *(paste_tabular->GetCellInset(n1));
2098             tabular->GetCellInset(n2)->setOwner(this);
2099             tabular->GetCellInset(n2)->deleteLyXText(bv);
2100         }
2101     }
2102     return true;
2103 }
2104
2105
2106 bool InsetTabular::cutSelection()
2107 {
2108     if (!hasSelection())
2109         return false;
2110
2111     int sel_col_start, sel_col_end;
2112     int sel_row_start, sel_row_end;
2113
2114     sel_col_start = tabular->column_of_cell(sel_cell_start);
2115     sel_col_end = tabular->column_of_cell(sel_cell_end);
2116     if (sel_col_start > sel_col_end) {
2117         sel_col_start = sel_col_end;
2118         sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2119     } else {
2120         sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2121     }
2122     sel_row_start = tabular->row_of_cell(sel_cell_start);
2123     sel_row_end = tabular->row_of_cell(sel_cell_end);
2124     if (sel_row_start > sel_row_end) {
2125             //int tmp = sel_row_start;
2126             //sel_row_start = sel_row_end;
2127             //sel_row_end = tmp;
2128         swap(sel_row_start, sel_row_end);
2129     }
2130     if (sel_cell_start > sel_cell_end) {
2131             //int tmp = sel_cell_start;
2132             //sel_cell_start = sel_cell_end;
2133             //sel_cell_end = tmp;
2134         swap(sel_cell_start, sel_cell_end);
2135     }
2136     for (int i = sel_row_start; i <= sel_row_end; ++i) {
2137         for (int j = sel_col_start; j <= sel_col_end; ++j) {
2138             tabular->GetCellInset(tabular->GetCellNumber(i, j))->clear();
2139         }
2140     }
2141     return true;
2142 }
2143
2144 bool InsetTabular::isRightToLeft(BufferView *bv )
2145 {
2146         return bv->getParentLanguage(this)->RightToLeft();
2147 }