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                 if (scroll(false))
 581                         scroll(bv, 0.0F);
 582                 else
 583                         UpdateLocal(bv, CELL, false);
 584                 ShowInsetCursor(bv, false);
 585                 return true;
 586         }
 587         if (the_locking_inset->UnlockInsetInInset(bv, inset, lr)) {
 588                 if (inset->LyxCode() == TABULAR_CODE &&
 589                     !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) {
 590                         bv->owner()->getDialogs()->updateTabular(this);
 591                         oldcell = actcell;
 592                 }
 593                 return true;
 594         }
 595         return false;
 596 }
 597
 598
 599 bool InsetTabular::UpdateInsetInInset(BufferView * bv, Inset * inset)
 600 {
 601         if (!the_locking_inset)
 602                 return false;
 603         if (the_locking_inset != inset) {
 604                 if (!the_locking_inset->UpdateInsetInInset(bv, inset))
 605                         return false;
 606         }
 607         UpdateLocal(bv, CELL, false);
 608         return true;
 609 }
 610
 611
 612 unsigned int InsetTabular::InsetInInsetY()
 613 {
 614         if (!the_locking_inset)
 615                 return 0;
 616
 617         return inset_y + the_locking_inset->InsetInInsetY();
 618 }
 619
 620
 621 UpdatableInset * InsetTabular::GetLockingInset()
 622 {
 623         return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
 624 }
 625
 626
 627 UpdatableInset * InsetTabular::GetFirstLockingInsetOfType(Inset::Code c)
 628 {
 629         if (c == LyxCode())
 630                 return this;
 631         if (the_locking_inset)
 632                 return the_locking_inset->GetFirstLockingInsetOfType(c);
 633         return 0;
 634 }
 635
 636
 637 bool InsetTabular::InsertInset(BufferView * bv, Inset * inset)
 638 {
 639         if (the_locking_inset)
 640                 return the_locking_inset->InsertInset(bv, inset);
 641         return false;
 642 }
 643
 644
 645 void InsetTabular::InsetButtonPress(BufferView * bv, int x, int y, int button)
 646 {
 647         if (hasSelection() && (button == 3))
 648                 return;
 649
 650         if (hasSelection()) {
 651                 clearSelection();
 652                 UpdateLocal(bv, SELECTION, false);
 653         }
 654
 655         no_selection = false;
 656
 657         int const ocell = actcell;
 658         int const orow = actrow;
 659
 660         HideInsetCursor(bv);
 661         setPos(bv, x, y);
 662         if (actrow != orow)
 663                 UpdateLocal(bv, NONE, false);
 664         sel_cell_start = sel_cell_end = actcell;
 665         if (button == 3) {
 666                 if ((ocell != actcell) && the_locking_inset) {
 667                         the_locking_inset->InsetUnlock(bv);
 668                         the_locking_inset = 0;
 669                 }
 670                 ShowInsetCursor(bv);
 671                 return;
 672         }
 673
 674         bool const inset_hit = InsetHit(bv, x, y);
 675
 676         if ((ocell == actcell) && the_locking_inset && inset_hit) {
 677                 resetPos(bv);
 678                 the_locking_inset->InsetButtonPress(bv,
 679                                                     x - inset_x, y - inset_y,
 680                                                     button);
 681                 return;
 682         } else if (the_locking_inset) {
 683                 the_locking_inset->InsetUnlock(bv);
 684         }
 685         the_locking_inset = 0;
 686         if (button == 2) {
 687                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 688                 return;
 689         }
 690         if (inset_hit && bv->theLockingInset()) {
 691                 if (ActivateCellInsetAbs(bv, x, y, button))
 692                         the_locking_inset->InsetButtonPress(bv,
 693                                                             x - inset_x,
 694                                                             y - inset_y,
 695                                                             button);
 696                 return;
 697         }
 698         ShowInsetCursor(bv);
 699 }
 700
 701
 702 void InsetTabular::InsetButtonRelease(BufferView * bv,
 703                                       int x, int y, int button)
 704 {
 705         if (button == 3) {
 706                 if (the_locking_inset) {
 707                         UpdatableInset * i;
 708                         if ((i=the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE))) {
 709                                 i->InsetButtonRelease(bv, x, y, button);
 710                                 return;
 711                         }
 712                 }
 713                 bv->owner()->getDialogs()->showTabular(this);
 714                 return;
 715         }
 716         if (the_locking_inset) {
 717                 the_locking_inset->InsetButtonRelease(bv,
 718                                                       x - inset_x, y - inset_y,
 719                                                       button);
 720                 return;
 721         }
 722         no_selection = false;
 723 }
 724
 725
 726 void InsetTabular::InsetMotionNotify(BufferView * bv, int x, int y, int button)
 727 {
 728         if (the_locking_inset) {
 729                 the_locking_inset->InsetMotionNotify(bv,
 730                                                      x - inset_x,
 731                                                      y - inset_y,
 732                                                      button);
 733                 return;
 734         }
 735         if (!no_selection) {
 736                 HideInsetCursor(bv);
 737                 int const old_cell = actcell;
 738
 739                 setPos(bv, x, y);
 740                 sel_cell_end = actcell;
 741                 if (sel_cell_end != old_cell)
 742                         UpdateLocal(bv, SELECTION, false);
 743                 ShowInsetCursor(bv);
 744         }
 745         no_selection = false;
 746 }
 747
 748
 749 void InsetTabular::InsetKeyPress(XKeyEvent * xke)
 750 {
 751         if (the_locking_inset) {
 752                 the_locking_inset->InsetKeyPress(xke);
 753                 return;
 754         }
 755 }
 756
 757
 758 UpdatableInset::RESULT
 759 InsetTabular::LocalDispatch(BufferView * bv,
 760                             kb_action action,
 761                             string const & arg)
 762 {
 763         // We need to save the value of the_locking_inset as the call to
 764         // the_locking_inset->LocalDispatch might unlock it.
 765         old_locking_inset = the_locking_inset;
 766         no_selection = false;
 767         UpdatableInset::RESULT result =
 768                 UpdatableInset::LocalDispatch(bv, action, arg);
 769         if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
 770                 resetPos(bv);
 771                 return result;
 772         }
 773
 774         if ((action < 0) && arg.empty())
 775                 return FINISHED;
 776
 777         bool hs = hasSelection();
 778
 779         result=DISPATCHED;
 780         // this one have priority over the locked InsetText!
 781         switch (action) {
 782         case LFUN_SHIFT_TAB:
 783         case LFUN_TAB:
 784         {
 785                 if (GetFirstLockingInsetOfType(Inset::TABULAR_CODE))
 786                         break;
 787                 HideInsetCursor(bv);
 788                 if (the_locking_inset) {
 789                         UnlockInsetInInset(bv, the_locking_inset);
 790                         the_locking_inset = 0;
 791                 }
 792                 if (action == LFUN_TAB)
 793                         moveNextCell(bv, old_locking_inset != 0);
 794                 else
 795                         movePrevCell(bv, old_locking_inset != 0);
 796                 sel_cell_start = sel_cell_end = actcell;
 797                 if (hs)
 798                         UpdateLocal(bv, SELECTION, false);
 799                 if (!the_locking_inset) {
 800                         ShowInsetCursor(bv);
 801                         return DISPATCHED_NOUPDATE;
 802                 }
 803                 return result;
 804         }
 805         // this to avoid compiler warnings.
 806         default:
 807                 break;
 808         }
 809
 810         if (the_locking_inset) {
 811                 result=the_locking_inset->LocalDispatch(bv, action, arg);
 812                 if (result == DISPATCHED_NOUPDATE) {
 813                         int sc = scroll();
 814                         resetPos(bv);
 815                         if (sc != scroll()) { // inset has been scrolled
 816                                 the_locking_inset->ToggleInsetCursor(bv);
 817                                 UpdateLocal(bv, FULL, false);
 818                                 the_locking_inset->ToggleInsetCursor(bv);
 819                         }
 820                         return result;
 821                 } else if (result == DISPATCHED) {
 822                         the_locking_inset->ToggleInsetCursor(bv);
 823                         UpdateLocal(bv, CELL, false);
 824                         the_locking_inset->ToggleInsetCursor(bv);
 825                         return result;
 826                 } else if (result == FINISHED) {
 827                 }
 828         }
 829
 830         HideInsetCursor(bv);
 831         result=DISPATCHED;
 832         switch (action) {
 833                 // --- Cursor Movements ----------------------------------
 834         case LFUN_RIGHTSEL:
 835                 if (tabular->IsLastCellInRow(actcell))
 836                         break;
 837                 moveRight(bv, false);
 838                 sel_cell_end = actcell;
 839                 UpdateLocal(bv, SELECTION, false);
 840                 break;
 841         case LFUN_RIGHT:
 842                 result = moveRight(bv);
 843                 sel_cell_start = sel_cell_end = actcell;
 844                 if (hs)
 845                         UpdateLocal(bv, SELECTION, false);
 846                 break;
 847         case LFUN_LEFTSEL:
 848                 if (tabular->IsFirstCellInRow(actcell))
 849                         break;
 850                 moveLeft(bv, false);
 851                 sel_cell_end = actcell;
 852                 UpdateLocal(bv, SELECTION, false);
 853                 break;
 854         case LFUN_LEFT:
 855                 result = moveLeft(bv);
 856                 sel_cell_start = sel_cell_end = actcell;
 857                 if (hs)
 858                         UpdateLocal(bv, SELECTION, false);
 859                 break;
 860         case LFUN_DOWNSEL:
 861         {
 862                 int const ocell = actcell;
 863                 moveDown(bv, false);
 864                 if ((ocell == sel_cell_end) ||
 865                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 866                         sel_cell_end = tabular->GetCellBelow(sel_cell_end);
 867                 else
 868                         sel_cell_end = tabular->GetLastCellBelow(sel_cell_end);
 869                 UpdateLocal(bv, SELECTION, false);
 870         }
 871         break;
 872         case LFUN_DOWN:
 873                 result = moveDown(bv, old_locking_inset != 0);
 874                 sel_cell_start = sel_cell_end = actcell;
 875                 if (hs)
 876                         UpdateLocal(bv, SELECTION, false);
 877                 break;
 878         case LFUN_UPSEL:
 879         {
 880                 int const ocell = actcell;
 881                 moveUp(bv, false);
 882                 if ((ocell == sel_cell_end) ||
 883                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 884                         sel_cell_end = tabular->GetCellAbove(sel_cell_end);
 885                 else
 886                         sel_cell_end = tabular->GetLastCellAbove(sel_cell_end);
 887                 UpdateLocal(bv, SELECTION, false);
 888         }
 889         break;
 890         case LFUN_UP:
 891                 result = moveUp(bv, old_locking_inset != 0);
 892                 sel_cell_start = sel_cell_end = actcell;
 893                 if (hs)
 894                         UpdateLocal(bv, SELECTION, false);
 895                 break;
 896         case LFUN_NEXT: {
 897                 int column = actcol;
 898                 if (the_locking_inset) {
 899                         UnlockInsetInInset(bv, the_locking_inset);
 900                         the_locking_inset = 0;
 901                 }
 902                 if (bv->text->first + bv->painter().paperHeight() <
 903                     (top_baseline + tabular->GetHeightOfTabular()))
 904                         {
 905                                 bv->scrollCB(bv->text->first + bv->painter().paperHeight());
 906                                 UpdateLocal(bv, FULL, false);
 907                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 908                         } else {
 909                                 actcell = tabular->GetFirstCellInRow(tabular->rows() - 1) + column;
 910                         }
 911                 resetPos(bv);
 912                 UpdateLocal(bv, CURSOR, false);
 913                 break;
 914         }
 915         case LFUN_PRIOR: {
 916                 int column = actcol;
 917                 if (the_locking_inset) {
 918                         UnlockInsetInInset(bv, the_locking_inset);
 919                         the_locking_inset = 0;
 920                 }
 921                 if (top_baseline < 0) {
 922                         bv->scrollCB(bv->text->first - bv->painter().paperHeight());
 923                         UpdateLocal(bv, FULL, false);
 924                         if (top_baseline > 0)
 925                                 actcell = column;
 926                         else
 927                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 928                 } else {
 929                         actcell = column;
 930                 }
 931                 resetPos(bv);
 932                 UpdateLocal(bv, CURSOR, false);
 933                 break;
 934         }
 935         case LFUN_BACKSPACE:
 936                 break;
 937         case LFUN_DELETE:
 938                 break;
 939         case LFUN_HOME:
 940                 break;
 941         case LFUN_END:
 942                 break;
 943         case LFUN_LAYOUT_TABULAR:
 944         {
 945                 bv->owner()->getDialogs()->showTabular(this);
 946         }
 947         break;
 948         case LFUN_TABULAR_FEATURE:
 949                 if (!TabularFeatures(bv, arg))
 950                         result = UNDISPATCHED;
 951                 break;
 952         case LFUN_CUT:
 953                 if (!copySelection(bv))
 954                         break;
 955                 bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 956                                   bv->text->cursor.par()->previous(),
 957                                   bv->text->cursor.par()->next());
 958                 cutSelection();
 959                 UpdateLocal(bv, INIT, true);
 960                 break;
 961         case LFUN_COPY:
 962                 if (!hasSelection())
 963                         break;
 964                 bv->text->FinishUndo();
 965                 copySelection(bv);
 966                 break;
 967         case LFUN_PASTESELECTION:
 968         {
 969                 string clip(bv->getClipboard());
 970
 971                 if (clip.empty())
 972                         break;
 973                 if (clip.find('\t') != string::npos) {
 974                         int cols = 1;
 975                         int rows = 1;
 976                         int maxCols = 1;
 977                         unsigned int len = clip.length();
 978                         string::size_type p = 0;
 979
 980                         while(p < len &&
 981                               ((p = clip.find_first_of("\t\n", p)) != string::npos)) {
 982                                 switch(clip[p]) {
 983                                 case '\t':
 984                                         ++cols;
 985                                         break;
 986                                 case '\n':
 987                                         if ((p+1) < len)
 988                                                 ++rows;
 989                                         maxCols = max(cols, maxCols);
 990                                         cols = 1;
 991                                         break;
 992                                 }
 993                                 ++p;
 994                         }
 995                         maxCols = max(cols, maxCols);
 996                         delete paste_tabular;
 997                         paste_tabular = new LyXTabular(this, rows, maxCols);
 998                         string::size_type op = 0;
 999                         int cell = 0;
1000                         int cells = paste_tabular->GetNumberOfCells();
1001                         p = cols = 0;
1002                         while((cell < cells) && (p < len) &&
1003                               (p = clip.find_first_of("\t\n", p)) != string::npos) {
1004                                 if (p >= len)
1005                                         break;
1006                                 switch(clip[p]) {
1007                                 case '\t':
1008                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
1009                                         ++cols;
1010                                         ++cell;
1011                                         break;
1012                                 case '\n':
1013                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
1014                                         while(cols++ < maxCols)
1015                                                 ++cell;
1016                                         cols = 0;
1017                                         break;
1018                                 }
1019                                 ++p;
1020                                 op = p;
1021                         }
1022                         // check for the last cell if there is no trailing '\n'
1023                         if ((cell < cells) && (op < len))
1024                                 paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, len-op));
1025                 } else {
1026                         // so that the clipboard is used and it goes on
1027                         // to default
1028                         // and executes LFUN_PASTESELECTION in insettext!
1029                         delete paste_tabular;
1030                         paste_tabular = 0;
1031                 }
1032         }
1033         case LFUN_PASTE:
1034                 if (hasPasteBuffer()) {
1035                         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1036                                           bv->text->cursor.par()->previous(),
1037                                           bv->text->cursor.par()->next());
1038                         pasteSelection(bv);
1039                         UpdateLocal(bv, INIT, true);
1040                         break;
1041                 }
1042                 // ATTENTION: the function above has to be PASTE and PASTESELECTION!!!
1043         default:
1044                 // we try to activate the actual inset and put this event down to
1045                 // the insets dispatch function.
1046                 result = UNDISPATCHED;
1047                 if (the_locking_inset)
1048                         break;
1049                 nodraw(true);
1050                 if (ActivateCellInset(bv)) {
1051                         result = the_locking_inset->LocalDispatch(bv, action, arg);
1052                         if ((result == UNDISPATCHED) || (result == FINISHED)) {
1053                                 UnlockInsetInInset(bv, the_locking_inset);
1054                                 nodraw(false);
1055                                 the_locking_inset = 0;
1056                                 return UNDISPATCHED;
1057                         }
1058                         nodraw(false);
1059 //                      the_locking_inset->ToggleInsetCursor(bv);
1060                         UpdateLocal(bv, CELL, false);
1061 //                      the_locking_inset->ToggleInsetCursor(bv);
1062                         return result;
1063                 }
1064                 break;
1065         }
1066         if (result!=FINISHED) {
1067                 if (!the_locking_inset) {
1068                         ShowInsetCursor(bv);
1069                 }
1070         } else
1071                 bv->unlockInset(this);
1072         return result;
1073 }
1074
1075
1076 int InsetTabular::Latex(Buffer const * buf, ostream & os,
1077                         bool fragile, bool fp) const
1078 {
1079         return tabular->Latex(buf, os, fragile, fp);
1080 }
1081
1082
1083 int InsetTabular::Ascii(Buffer const * buf, ostream & os, int) const
1084 {
1085         // This should be changed to a real ascii export
1086         return tabular->Ascii(buf, os);
1087 }
1088
1089
1090 int InsetTabular::Linuxdoc(Buffer const *, ostream &) const
1091 {
1092         return 0;
1093 }
1094
1095
1096 int InsetTabular::DocBook(Buffer const * buf, ostream & os) const
1097 {
1098         return tabular->DocBook(buf,os);
1099 }
1100
1101
1102 void InsetTabular::Validate(LaTeXFeatures & features) const
1103 {
1104         tabular->Validate(features);
1105 }
1106
1107
1108 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
1109                                                  LyXFont const & font,
1110                                                  bool reinit) const
1111 {
1112         int cell = -1;
1113         int maxAsc = 0;
1114         int maxDesc = 0;
1115         InsetText * inset;
1116         bool changed = false;
1117
1118         // if we have a locking_inset we should have to check only this cell for
1119         // change so I'll try this to have a boost, but who knows ;)
1120         if ((need_update != INIT) &&
1121             (the_locking_inset == tabular->GetCellInset(actcell))) {
1122                 for(int i = 0; i < tabular->columns(); ++i) {
1123                         maxAsc = max(tabular->GetCellInset(actrow, i)->ascent(bv, font),
1124                                      maxAsc);
1125                         maxDesc = max(tabular->GetCellInset(actrow, i)->descent(bv, font),
1126                                       maxDesc);
1127                 }
1128                 changed = tabular->SetWidthOfCell(actcell, the_locking_inset->width(bv, font));
1129                 changed = tabular->SetAscentOfRow(actrow, maxAsc + ADD_TO_HEIGHT) || changed;
1130                 changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
1131                 return changed;
1132         }
1133         for (int i = 0; i < tabular->rows(); ++i) {
1134                 maxAsc = 0;
1135                 maxDesc = 0;
1136                 for (int j= 0; j < tabular->columns(); ++j) {
1137                         if (tabular->IsPartOfMultiColumn(i,j))
1138                                 continue;
1139                         ++cell;
1140                         inset = tabular->GetCellInset(cell);
1141                         if (!reinit)
1142                                 inset->update(bv, font, false);
1143                         maxAsc = max(maxAsc, inset->ascent(bv, font));
1144                         maxDesc = max(maxDesc, inset->descent(bv, font));
1145                         changed = tabular->SetWidthOfCell(cell, inset->width(bv, font)) || changed;
1146                 }
1147                 changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
1148                 changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
1149         }
1150         return changed;
1151 }
1152
1153
1154 void InsetTabular::GetCursorPos(BufferView *,
1155                                 int & x, int & y) const
1156 {
1157         x = cursor.x() - top_x;
1158         y = cursor.y();
1159 }
1160
1161
1162 void InsetTabular::ToggleInsetCursor(BufferView * bv)
1163 {
1164         if (the_locking_inset) {
1165                 the_locking_inset->ToggleInsetCursor(bv);
1166                 return;
1167         }
1168
1169         LyXFont font; // = the_locking_inset->GetFont(par, cursor.pos);
1170
1171         int const asc = lyxfont::maxAscent(font);
1172         int const desc = lyxfont::maxDescent(font);
1173
1174         if (isCursorVisible())
1175                 bv->hideLockedInsetCursor();
1176         else
1177                 bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1178         toggleCursorVisible();
1179 }
1180
1181
1182 void InsetTabular::ShowInsetCursor(BufferView * bv, bool show)
1183 {
1184         if (!isCursorVisible()) {
1185                 LyXFont font; // = GetFont(par, cursor.pos);
1186
1187                 int const asc = lyxfont::maxAscent(font);
1188                 int const desc = lyxfont::maxDescent(font);
1189                 bv->fitLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1190                 if (show)
1191                         bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1192                 setCursorVisible(true);
1193         }
1194 }
1195
1196
1197 void InsetTabular::HideInsetCursor(BufferView * bv)
1198 {
1199         if (isCursorVisible()) {
1200                 bv->hideLockedInsetCursor();
1201                 setCursorVisible(false);
1202         }
1203 //    if (cursor_visible)
1204 //        ToggleInsetCursor(bv);
1205 }
1206
1207
1208 void InsetTabular::setPos(BufferView * bv, int x, int y) const
1209 {
1210         cursor.y(0);
1211
1212         actcell = actrow = actcol = 0;
1213         int ly = tabular->GetDescentOfRow(actrow);
1214
1215         // first search the right row
1216         while((ly < y) && (actrow < tabular->rows())) {
1217                 cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1218                                  tabular->GetAscentOfRow(actrow + 1) +
1219                                  tabular->GetAdditionalHeight(actrow + 1));
1220                 ++actrow;
1221                 ly = cursor.y() + tabular->GetDescentOfRow(actrow);
1222         }
1223         actcell = tabular->GetCellNumber(actrow, actcol);
1224
1225         // now search the right column
1226         int lx = tabular->GetWidthOfColumn(actcell) -
1227                 tabular->GetAdditionalWidth(actcell);
1228 #if 0
1229 #ifdef WITH_WARNINGS
1230 #warning Jürgen, can you rewrite this to _not_ use the sequencing operator. (Lgb)
1231 #endif
1232         for (; !tabular->IsLastCellInRow(actcell) && (lx < x);
1233              ++actcell,lx += tabular->GetWidthOfColumn(actcell) +
1234                      tabular->GetAdditionalWidth(actcell - 1));
1235 #else
1236         // Jürgen, you should check that this is correct. (Lgb)
1237         for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
1238                 lx += tabular->GetWidthOfColumn(actcell + 1)
1239                         + tabular->GetAdditionalWidth(actcell);
1240         }
1241
1242 #endif
1243         cursor.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
1244         resetPos(bv);
1245 }
1246
1247
1248 int InsetTabular::getCellXPos(int cell) const
1249 {
1250         int c = cell;
1251
1252         for (; !tabular->IsFirstCellInRow(c); --c)
1253                 ;
1254         int lx = tabular->GetWidthOfColumn(cell);
1255         for (; c < cell; ++c) {
1256                 lx += tabular->GetWidthOfColumn(c);
1257         }
1258         return (lx - tabular->GetWidthOfColumn(cell) + top_x);
1259 }
1260
1261
1262 void InsetTabular::resetPos(BufferView * bv) const
1263 {
1264         if (!locked)
1265                 return;
1266         actcol = tabular->column_of_cell(actcell);
1267
1268         int cell = 0;
1269         actrow = 0;
1270         cursor.y(0);
1271         for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
1272                 if (tabular->IsLastCellInRow(cell)) {
1273                         cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
1274                                          tabular->GetAscentOfRow(actrow + 1) +
1275                                          tabular->GetAdditionalHeight(actrow + 1));
1276                         ++actrow;
1277                 }
1278         }
1279         static int const offset = ADD_TO_TABULAR_WIDTH + 2;
1280         int new_x = getCellXPos(actcell);
1281         int old_x = cursor.x();
1282         new_x += offset;
1283         cursor.x(new_x);
1284 //    cursor.x(getCellXPos(actcell) + offset);
1285         if (scroll(false) && (tabular->GetWidthOfTabular() < bv->workWidth()-20)) {
1286                 scroll(bv, 0.0F);
1287                 UpdateLocal(bv, FULL, false);
1288         } else if (the_locking_inset &&
1289                  (tabular->GetWidthOfColumn(actcell) > bv->workWidth()-20)) {
1290                 int xx = cursor.x() - offset + bv->text->GetRealCursorX(bv);
1291                 if (xx > (bv->workWidth()-20)) {
1292                         scroll(bv, -(xx - bv->workWidth() + 60));
1293                         UpdateLocal(bv, FULL, false);
1294                 } else if (xx < 20) {
1295                         if (xx < 0)
1296                                 xx = -xx + 60;
1297                         else
1298                                 xx = 60;
1299                         scroll(bv, xx);
1300                         UpdateLocal(bv, FULL, false);
1301                 }
1302         } else if ((cursor.x() - offset) > 20 &&
1303                    (cursor.x() - offset + tabular->GetWidthOfColumn(actcell))
1304                    > (bv->workWidth() - 20)) {
1305                 scroll(bv, -tabular->GetWidthOfColumn(actcell) - 20);
1306                 UpdateLocal(bv, FULL, false);
1307         } else if ((cursor.x() - offset) < 20) {
1308                 scroll(bv, 20 - cursor.x() + offset);
1309                 UpdateLocal(bv, FULL, false);
1310         } else if (scroll(false) && top_x > 20 &&
1311                    (top_x + tabular->GetWidthOfTabular()) > (bv->workWidth() - 20)) {
1312                 scroll(bv, old_x - cursor.x());
1313                 UpdateLocal(bv, FULL, false);
1314         }
1315         if ((!the_locking_inset ||
1316              !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) &&
1317             actcell != oldcell) {
1318                 InsetTabular * inset = const_cast<InsetTabular *>(this);
1319                 bv->owner()->getDialogs()->updateTabular(inset);
1320                 oldcell = actcell;
1321         }
1322 }
1323
1324
1325 UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
1326 {
1327         if (lock && !old_locking_inset) {
1328                 if (ActivateCellInset(bv))
1329                         return DISPATCHED;
1330         } else {
1331                 bool moved = isRightToLeft(bv)
1332                         ? movePrevCell(bv) : moveNextCell(bv);
1333                 if (!moved)
1334                         return FINISHED;
1335                 if (lock && ActivateCellInset(bv))
1336                         return DISPATCHED;
1337         }
1338         resetPos(bv);
1339         return DISPATCHED_NOUPDATE;
1340 }
1341
1342
1343 UpdatableInset::RESULT InsetTabular::moveLeft(BufferView * bv, bool lock)
1344 {
1345         bool moved = isRightToLeft(bv) ? moveNextCell(bv) : movePrevCell(bv);
1346         if (!moved)
1347                 return FINISHED;
1348         if (lock) {       // behind the inset
1349                 if (ActivateCellInset(bv, 0, 0, 0, true))
1350                         return DISPATCHED;
1351         }
1352         resetPos(bv);
1353         return DISPATCHED_NOUPDATE;
1354 }
1355
1356
1357 UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
1358 {
1359         int const ocell = actcell;
1360         actcell = tabular->GetCellAbove(actcell);
1361         if (actcell == ocell) // we moved out of the inset
1362                 return FINISHED;
1363         resetPos(bv);
1364         if (lock) {
1365                 int x = 0;
1366                 int y = 0;
1367                 if (old_locking_inset) {
1368                         old_locking_inset->GetCursorPos(bv, x, y);
1369                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1370                 }
1371                 if (ActivateCellInset(bv, x, 0))
1372                         return DISPATCHED;
1373         }
1374         return DISPATCHED_NOUPDATE;
1375 }
1376
1377
1378 UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
1379 {
1380         int const ocell = actcell;
1381         actcell = tabular->GetCellBelow(actcell);
1382         if (actcell == ocell) // we moved out of the inset
1383                 return FINISHED;
1384         resetPos(bv);
1385         if (lock) {
1386                 int x = 0;
1387                 int y = 0;
1388                 if (old_locking_inset) {
1389                         old_locking_inset->GetCursorPos(bv, x, y);
1390                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1391                 }
1392                 if (ActivateCellInset(bv, x, 0))
1393                         return DISPATCHED;
1394         }
1395         return DISPATCHED_NOUPDATE;
1396 }
1397
1398
1399 bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
1400 {
1401         if (isRightToLeft(bv)) {
1402                 if (tabular->IsFirstCellInRow(actcell)) {
1403                         int row = tabular->row_of_cell(actcell);
1404                         if (row == tabular->rows() - 1)
1405                                 return false;
1406                         actcell = tabular->GetLastCellInRow(row);
1407                         actcell = tabular->GetCellBelow(actcell);
1408                 } else {
1409                         if (!actcell)
1410                                 return false;
1411                         --actcell;
1412                 }
1413         } else {
1414                 if (tabular->IsLastCell(actcell))
1415                         return false;
1416                 ++actcell;
1417         }
1418         if (lock) {
1419                 bool rtl = tabular->GetCellInset(actcell)->par->
1420                         isRightToLeftPar(bv->buffer()->params);
1421                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1422         }
1423         resetPos(bv);
1424         return true;
1425 }
1426
1427
1428 bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
1429 {
1430         if (isRightToLeft(bv)) {
1431                 if (tabular->IsLastCellInRow(actcell)) {
1432                         int row = tabular->row_of_cell(actcell);
1433                         if (row == 0)
1434                                 return false;
1435                         actcell = tabular->GetFirstCellInRow(row);
1436                         actcell = tabular->GetCellAbove(actcell);
1437                 } else {
1438                         if (tabular->IsLastCell(actcell))
1439                                 return false;
1440                         ++actcell;
1441                 }
1442         } else {
1443                 if (!actcell) // first cell
1444                         return false;
1445                 --actcell;
1446         }
1447         if (lock) {
1448                 bool rtl = tabular->GetCellInset(actcell)->par->
1449                         isRightToLeftPar(bv->buffer()->params);
1450                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1451         }
1452         resetPos(bv);
1453         return true;
1454 }
1455
1456
1457 bool InsetTabular::Delete()
1458 {
1459         return true;
1460 }
1461
1462
1463 void InsetTabular::SetFont(BufferView * bv, LyXFont const & font, bool tall,
1464                            bool selectall)
1465 {
1466         if (selectall) {
1467                 sel_cell_start = 0;
1468                 sel_cell_end = tabular->GetNumberOfCells() - 1;
1469         }
1470         if (hasSelection()) {
1471                 bool frozen;
1472                 bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1473                                   bv->text->cursor.par()->previous(),
1474                                   bv->text->cursor.par()->next());
1475                 frozen = bv->text->undo_frozen;
1476                 if (!frozen)
1477                         bv->text->FreezeUndo();
1478                 // apply the fontchange on the whole selection
1479                 int sel_row_start;
1480                 int sel_row_end;
1481                 int sel_col_start;
1482                 int sel_col_end;
1483                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1484                 for(int i=sel_row_start; i <= sel_row_end; ++i) {
1485                         for(int j=sel_col_start; j <= sel_col_end; ++j) {
1486                                 tabular->GetCellInset(i, j)->SetFont(bv, font, tall, true);
1487                         }
1488                 }
1489                 if (!frozen)
1490                         bv->text->UnFreezeUndo();
1491                 UpdateLocal(bv, INIT, true);
1492         }
1493         if (the_locking_inset)
1494                 the_locking_inset->SetFont(bv, font, tall);
1495 }
1496
1497
1498 bool InsetTabular::TabularFeatures(BufferView * bv, string const & what)
1499 {
1500         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1501
1502         int i = 0;
1503         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1504                 string const tmp = tabularFeatures[i].feature;
1505
1506                 if (tmp == what.substr(0, tmp.length())) {
1507                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1508                         //tabularFeatures[i].feature.length())) {
1509                         action = tabularFeatures[i].action;
1510                         break;
1511                 }
1512         }
1513         if (action == LyXTabular::LAST_ACTION)
1514                 return false;
1515
1516         string const val =
1517                 frontStrip(what.substr(tabularFeatures[i].feature.length()));
1518         TabularFeatures(bv, action, val);
1519         return true;
1520 }
1521
1522
1523 void InsetTabular::TabularFeatures(BufferView * bv,
1524                                    LyXTabular::Feature feature,
1525                                    string const & value)
1526 {
1527         //int i;
1528         //int j;
1529         int sel_col_start;
1530         int sel_col_end;
1531         int sel_row_start;
1532         int sel_row_end;
1533         bool setLines = false;
1534         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1535         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1536         //int lineSet;
1537         //bool what;
1538
1539         switch (feature) {
1540         case LyXTabular::M_ALIGN_LEFT:
1541         case LyXTabular::ALIGN_LEFT:
1542                 setAlign=LYX_ALIGN_LEFT;
1543                 break;
1544         case LyXTabular::M_ALIGN_RIGHT:
1545         case LyXTabular::ALIGN_RIGHT:
1546                 setAlign=LYX_ALIGN_RIGHT;
1547                 break;
1548         case LyXTabular::M_ALIGN_CENTER:
1549         case LyXTabular::ALIGN_CENTER:
1550                 setAlign=LYX_ALIGN_CENTER;
1551                 break;
1552         case LyXTabular::M_VALIGN_TOP:
1553         case LyXTabular::VALIGN_TOP:
1554                 setVAlign=LyXTabular::LYX_VALIGN_TOP;
1555                 break;
1556         case LyXTabular::M_VALIGN_BOTTOM:
1557         case LyXTabular::VALIGN_BOTTOM:
1558                 setVAlign=LyXTabular::LYX_VALIGN_BOTTOM;
1559                 break;
1560         case LyXTabular::M_VALIGN_CENTER:
1561         case LyXTabular::VALIGN_CENTER:
1562                 setVAlign=LyXTabular::LYX_VALIGN_CENTER;
1563                 break;
1564         default:
1565                 break;
1566         }
1567         if (hasSelection()) {
1568                 getSelection(sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1569         } else {
1570                 sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
1571                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1572         }
1573         bv->text->SetUndo(bv->buffer(), Undo::FINISH,
1574                           bv->text->cursor.par()->previous(),
1575                           bv->text->cursor.par()->next());
1576
1577         int row = tabular->row_of_cell(actcell);
1578         int column = tabular->column_of_cell(actcell);
1579         bool flag = true;
1580
1581         switch (feature) {
1582         case LyXTabular::SET_PWIDTH:
1583         {
1584                 bool const update = (tabular->GetColumnPWidth(actcell) != value);
1585                 tabular->SetColumnPWidth(actcell,value);
1586                 if (update) {
1587                         for (int i = 0; i < tabular->rows(); ++i) {
1588                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1589                                         resizeLyXText(bv);
1590                         }
1591                         UpdateLocal(bv, INIT, true);
1592                 }
1593         }
1594         break;
1595         case LyXTabular::SET_MPWIDTH:
1596         {
1597                 bool const update = (tabular->GetPWidth(actcell) != value);
1598                 tabular->SetMColumnPWidth(actcell,value);
1599                 if (update) {
1600                         for (int i = 0; i < tabular->rows(); ++i) {
1601                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1602                                         resizeLyXText(bv);
1603                         }
1604                         UpdateLocal(bv, INIT, true);
1605                 }
1606         }
1607         break;
1608         case LyXTabular::SET_SPECIAL_COLUMN:
1609         case LyXTabular::SET_SPECIAL_MULTI:
1610                 tabular->SetAlignSpecial(actcell,value,feature);
1611                 break;
1612         case LyXTabular::APPEND_ROW:
1613                 // append the row into the tabular
1614                 UnlockInsetInInset(bv, the_locking_inset);
1615                 tabular->AppendRow(actcell);
1616                 UpdateLocal(bv, INIT, true);
1617                 break;
1618         case LyXTabular::APPEND_COLUMN:
1619                 // append the column into the tabular
1620                 UnlockInsetInInset(bv, the_locking_inset);
1621                 tabular->AppendColumn(actcell);
1622                 actcell = tabular->GetCellNumber(row, column);
1623                 UpdateLocal(bv, INIT, true);
1624                 break;
1625         case LyXTabular::DELETE_ROW:
1626                 UnlockInsetInInset(bv, the_locking_inset);
1627                 tabular->DeleteRow(tabular->row_of_cell(actcell));
1628                 if ((row+1) > tabular->rows())
1629                         --row;
1630                 actcell = tabular->GetCellNumber(row, column);
1631                 clearSelection();
1632                 UpdateLocal(bv, INIT, true);
1633                 break;
1634         case LyXTabular::DELETE_COLUMN:
1635                 UnlockInsetInInset(bv, the_locking_inset);
1636                 tabular->DeleteColumn(tabular->column_of_cell(actcell));
1637                 if ((column+1) > tabular->columns())
1638                         --column;
1639                 actcell = tabular->GetCellNumber(row, column);
1640                 clearSelection();
1641                 UpdateLocal(bv, INIT, true);
1642                 break;
1643         case LyXTabular::M_TOGGLE_LINE_TOP:
1644                 flag = false;
1645         case LyXTabular::TOGGLE_LINE_TOP:
1646         {
1647                 bool lineSet = !tabular->TopLine(actcell, flag);
1648                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1649                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1650                                 tabular->SetTopLine(
1651                                         tabular->GetCellNumber(i, j),
1652                                         lineSet, flag);
1653                 UpdateLocal(bv, INIT, true);
1654                 break;
1655         }
1656
1657         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1658                 flag = false;
1659         case LyXTabular::TOGGLE_LINE_BOTTOM:
1660         {
1661                 bool lineSet = !tabular->BottomLine(actcell, flag);
1662                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1663                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1664                                 tabular->SetBottomLine(
1665                                         tabular->GetCellNumber(i, j),
1666                                         lineSet,
1667                                         flag);
1668                 UpdateLocal(bv, INIT, true);
1669                 break;
1670         }
1671
1672         case LyXTabular::M_TOGGLE_LINE_LEFT:
1673                 flag = false;
1674         case LyXTabular::TOGGLE_LINE_LEFT:
1675         {
1676                 bool lineSet = !tabular->LeftLine(actcell, flag);
1677                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1678                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1679                                 tabular->SetLeftLine(
1680                                         tabular->GetCellNumber(i,j),
1681                                         lineSet,
1682                                         flag);
1683                 UpdateLocal(bv, INIT, true);
1684                 break;
1685         }
1686
1687         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1688                 flag = false;
1689         case LyXTabular::TOGGLE_LINE_RIGHT:
1690         {
1691                 bool lineSet = !tabular->RightLine(actcell, flag);
1692                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1693                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1694                                 tabular->SetRightLine(
1695                                         tabular->GetCellNumber(i,j),
1696                                         lineSet,
1697                                         flag);
1698                 UpdateLocal(bv, INIT, true);
1699                 break;
1700         }
1701
1702         case LyXTabular::M_ALIGN_LEFT:
1703         case LyXTabular::M_ALIGN_RIGHT:
1704         case LyXTabular::M_ALIGN_CENTER:
1705                 flag = false;
1706         case LyXTabular::ALIGN_LEFT:
1707         case LyXTabular::ALIGN_RIGHT:
1708         case LyXTabular::ALIGN_CENTER:
1709                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1710                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1711                                 tabular->SetAlignment(
1712                                         tabular->GetCellNumber(i, j),
1713                                         setAlign,
1714                                         flag);
1715                 UpdateLocal(bv, INIT, true);
1716                 break;
1717         case LyXTabular::M_VALIGN_TOP:
1718         case LyXTabular::M_VALIGN_BOTTOM:
1719         case LyXTabular::M_VALIGN_CENTER:
1720                 flag = false;
1721         case LyXTabular::VALIGN_TOP:
1722         case LyXTabular::VALIGN_BOTTOM:
1723         case LyXTabular::VALIGN_CENTER:
1724                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1725                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1726                                 tabular->SetVAlignment(
1727                                         tabular->GetCellNumber(i, j),
1728                                         setVAlign, flag);
1729                 UpdateLocal(bv, INIT, true);
1730                 break;
1731         case LyXTabular::MULTICOLUMN:
1732         {
1733                 if (sel_row_start != sel_row_end) {
1734                         WriteAlert(_("Impossible Operation!"),
1735                                    _("Multicolumns can only be horizontally."),
1736                                    _("Sorry."));
1737                         return;
1738                 }
1739                 // just multicol for one Single Cell
1740                 if (!hasSelection()) {
1741                         // check wether we are completly in a multicol
1742                         if (tabular->IsMultiColumn(actcell)) {
1743                                 tabular->UnsetMultiColumn(actcell);
1744                                 UpdateLocal(bv, INIT, true);
1745                         } else {
1746                                 tabular->SetMultiColumn(actcell, 1);
1747                                 UpdateLocal(bv, CELL, true);
1748                         }
1749                         return;
1750                 }
1751                 // we have a selection so this means we just add all this
1752                 // cells to form a multicolumn cell
1753                 int s_start;
1754                 int s_end;
1755
1756                 if (sel_cell_start > sel_cell_end) {
1757                         s_start = sel_cell_end;
1758                         s_end = sel_cell_start;
1759                 } else {
1760                         s_start = sel_cell_start;
1761                         s_end = sel_cell_end;
1762                 }
1763                 tabular->SetMultiColumn(s_start, s_end - s_start + 1);
1764                 actcell = s_start;
1765                 sel_cell_end = sel_cell_start;
1766                 UpdateLocal(bv, INIT, true);
1767                 break;
1768         }
1769         case LyXTabular::SET_ALL_LINES:
1770                 setLines = true;
1771         case LyXTabular::UNSET_ALL_LINES:
1772                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1773                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1774                                 tabular->SetAllLines(
1775                                         tabular->GetCellNumber(i,j), setLines);
1776                 UpdateLocal(bv, INIT, true);
1777                 break;
1778         case LyXTabular::SET_LONGTABULAR:
1779                 tabular->SetLongTabular(true);
1780                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1781                 break;
1782         case LyXTabular::UNSET_LONGTABULAR:
1783                 tabular->SetLongTabular(false);
1784                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1785                 break;
1786         case LyXTabular::SET_ROTATE_TABULAR:
1787                 tabular->SetRotateTabular(true);
1788                 break;
1789         case LyXTabular::UNSET_ROTATE_TABULAR:
1790                 tabular->SetRotateTabular(false);
1791                 break;
1792         case LyXTabular::SET_ROTATE_CELL:
1793                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1794                         for (int j = sel_col_start; j<=sel_col_end; ++j)
1795                                 tabular->SetRotateCell(
1796                                         tabular->GetCellNumber(i, j),
1797                                         true);
1798                 break;
1799         case LyXTabular::UNSET_ROTATE_CELL:
1800                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1801                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1802                                 tabular->SetRotateCell(
1803                                         tabular->GetCellNumber(i, j), false);
1804                 break;
1805         case LyXTabular::SET_USEBOX:
1806         {
1807                 LyXTabular::BoxType val = LyXTabular::BoxType(strToInt(value));
1808                 if (val == tabular->GetUsebox(actcell))
1809                         val = LyXTabular::BOX_NONE;
1810                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1811                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1812                                 tabular->SetUsebox(
1813                                         tabular->GetCellNumber(i, j), val);
1814                 break;
1815         }
1816         case LyXTabular::SET_LTFIRSTHEAD:
1817                 tabular->SetLTHead(actcell, true);
1818                 break;
1819         case LyXTabular::SET_LTHEAD:
1820                 tabular->SetLTHead(actcell, false);
1821                 break;
1822         case LyXTabular::SET_LTFOOT:
1823                 tabular->SetLTFoot(actcell, false);
1824                 break;
1825         case LyXTabular::SET_LTLASTFOOT:
1826                 tabular->SetLTFoot(actcell, true);
1827                 break;
1828         case LyXTabular::SET_LTNEWPAGE:
1829         {
1830                 bool what = !tabular->GetLTNewPage(actcell);
1831                 tabular->SetLTNewPage(actcell, what);
1832                 break;
1833         }
1834         // dummy stuff just to avoid warnings
1835         case LyXTabular::LAST_ACTION:
1836                 break;
1837         }
1838 }
1839
1840
1841 bool InsetTabular::ActivateCellInset(BufferView * bv, int x, int y, int button,
1842                                      bool behind)
1843 {
1844         UpdatableInset * inset =
1845                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
1846         LyXFont font(LyXFont::ALL_SANE);
1847         if (behind) {
1848                 x = inset->x() + inset->width(bv, font);
1849                 y = inset->descent(bv, font);
1850         }
1851         //inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1852         //inset_y = cursor.y();
1853         inset->Edit(bv, x,  y, button);
1854         if (!the_locking_inset)
1855                 return false;
1856         UpdateLocal(bv, CELL, false);
1857         return (the_locking_inset != 0);
1858 }
1859
1860
1861 bool InsetTabular::ActivateCellInsetAbs(BufferView * bv, int x, int y,
1862                                         int button)
1863 {
1864         inset_x = cursor.x()
1865                 - top_x + tabular->GetBeginningOfTextInCell(actcell);
1866         inset_y = cursor.y();
1867         return ActivateCellInset(bv, x - inset_x, y - inset_y, button);
1868 }
1869
1870
1871 bool InsetTabular::InsetHit(BufferView *, int x, int) const
1872 {
1873         return (x + top_x)
1874                 > (cursor.x() + tabular->GetBeginningOfTextInCell(actcell));
1875 }
1876
1877
1878 // This returns paperWidth() if the cell-width is unlimited or the width
1879 // in pixels if we have a pwidth for this cell.
1880 int InsetTabular::GetMaxWidthOfCell(BufferView * bv, int cell) const
1881 {
1882         string const s = tabular->GetPWidth(cell);
1883
1884         if (s.empty())
1885                 return -1;
1886         return VSpace(s).inPixels(bv);
1887 }
1888
1889
1890 int InsetTabular::getMaxWidth(BufferView * bv,
1891                               UpdatableInset const * inset) const
1892 {
1893         int const n = tabular->GetNumberOfCells();
1894         int cell = 0;
1895         for (; cell < n; ++cell) {
1896                 if (tabular->GetCellInset(cell) == inset)
1897                         break;
1898         }
1899         if (cell >= n)
1900                 return -1;
1901         int w = GetMaxWidthOfCell(bv, cell);
1902         if (w > 0)
1903                 // because the inset then subtracts it's top_x and owner->x()
1904                 w += (inset->x() - top_x);
1905         return w;
1906 }
1907
1908
1909 void InsetTabular::resizeLyXText(BufferView *) const
1910 {
1911         need_update = FULL;
1912 }
1913
1914
1915 LyXText * InsetTabular::getLyXText(BufferView const * bv,
1916                                    bool const recursive) const
1917 {
1918         if (the_locking_inset)
1919                 return the_locking_inset->getLyXText(bv, recursive);
1920         return Inset::getLyXText(bv, recursive);
1921 }
1922
1923
1924 bool InsetTabular::ShowInsetDialog(BufferView * bv) const
1925 {
1926         if (!the_locking_inset || !the_locking_inset->ShowInsetDialog(bv))
1927                 bv->owner()->getDialogs()
1928                         ->showTabular(const_cast<InsetTabular *>(this));
1929         return true;
1930 }
1931
1932
1933 void InsetTabular::OpenLayoutDialog(BufferView * bv) const
1934 {
1935         if (the_locking_inset) {
1936                 InsetTabular * i = static_cast<InsetTabular *>
1937                         (the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE));
1938                 if (i) {
1939                         i->OpenLayoutDialog(bv);
1940                         return;
1941                 }
1942         }
1943         bv->owner()->getDialogs()->showTabular(
1944                 const_cast<InsetTabular *>(this));
1945 }
1946
1947 //
1948 // functions returns:
1949 // 0 ... disabled
1950 // 1 ... enabled
1951 // 2 ... toggled on
1952 // 3 ... toggled off
1953 //
1954 LyXFunc::func_status InsetTabular::getStatus(string const & what) const
1955 {
1956         int action = LyXTabular::LAST_ACTION;
1957         LyXFunc::func_status status = LyXFunc::OK;
1958
1959         int i = 0;
1960         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1961                 string const tmp = tabularFeatures[i].feature;
1962                 if (tmp == what.substr(0, tmp.length())) {
1963                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1964                         //   tabularFeatures[i].feature.length())) {
1965                         action = tabularFeatures[i].action;
1966                         break;
1967                 }
1968         }
1969         if (action == LyXTabular::LAST_ACTION)
1970                 return LyXFunc::Unknown;
1971
1972         string const argument = frontStrip(what.substr(tabularFeatures[i].feature.length()));
1973
1974         int sel_row_start;
1975         int sel_row_end;
1976         int dummy;
1977         bool flag = true;
1978
1979         if (hasSelection()) {
1980                 getSelection(sel_row_start, sel_row_end, dummy, dummy);
1981         } else {
1982                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1983         }
1984
1985         switch (action) {
1986         case LyXTabular::SET_PWIDTH:
1987         case LyXTabular::SET_MPWIDTH:
1988         case LyXTabular::SET_SPECIAL_COLUMN:
1989         case LyXTabular::SET_SPECIAL_MULTI:
1990                 status |= LyXFunc::Disabled;
1991                 return status;
1992
1993         case LyXTabular::APPEND_ROW:
1994         case LyXTabular::APPEND_COLUMN:
1995         case LyXTabular::DELETE_ROW:
1996         case LyXTabular::DELETE_COLUMN:
1997         case LyXTabular::SET_ALL_LINES:
1998         case LyXTabular::UNSET_ALL_LINES:
1999                 status |= LyXFunc::OK;
2000                 return status;
2001
2002         case LyXTabular::MULTICOLUMN:
2003                 if (tabular->IsMultiColumn(actcell))
2004                         status |= LyXFunc::ToggleOn;
2005                 else
2006                         status |= LyXFunc::ToggleOff;
2007                 break;
2008         case LyXTabular::M_TOGGLE_LINE_TOP:
2009                 flag = false;
2010         case LyXTabular::TOGGLE_LINE_TOP:
2011                 if (tabular->TopLine(actcell, flag))
2012                         status |= LyXFunc::ToggleOn;
2013                 else
2014                         status |= LyXFunc::ToggleOff;
2015                 break;
2016         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
2017                 flag = false;
2018         case LyXTabular::TOGGLE_LINE_BOTTOM:
2019                 if (tabular->BottomLine(actcell, flag))
2020                         status |= LyXFunc::ToggleOn;
2021                 else
2022                         status |= LyXFunc::ToggleOff;
2023                 break;
2024         case LyXTabular::M_TOGGLE_LINE_LEFT:
2025                 flag = false;
2026         case LyXTabular::TOGGLE_LINE_LEFT:
2027                 if (tabular->LeftLine(actcell, flag))
2028                         status |= LyXFunc::ToggleOn;
2029                 else
2030                         status |= LyXFunc::ToggleOff;
2031                 break;
2032         case LyXTabular::M_TOGGLE_LINE_RIGHT:
2033                 flag = false;
2034         case LyXTabular::TOGGLE_LINE_RIGHT:
2035                 if (tabular->RightLine(actcell, flag))
2036                         status |= LyXFunc::ToggleOn;
2037                 else
2038                         status |= LyXFunc::ToggleOff;
2039                 break;
2040         case LyXTabular::M_ALIGN_LEFT:
2041                 flag = false;
2042         case LyXTabular::ALIGN_LEFT:
2043                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_LEFT)
2044                         status |= LyXFunc::ToggleOn;
2045                 else
2046                         status |= LyXFunc::ToggleOff;
2047                 break;
2048         case LyXTabular::M_ALIGN_RIGHT:
2049                 flag = false;
2050         case LyXTabular::ALIGN_RIGHT:
2051                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_RIGHT)
2052                         status |= LyXFunc::ToggleOn;
2053                 else
2054                         status |= LyXFunc::ToggleOff;
2055                 break;
2056         case LyXTabular::M_ALIGN_CENTER:
2057                 flag = false;
2058         case LyXTabular::ALIGN_CENTER:
2059                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_CENTER)
2060                         status |= LyXFunc::ToggleOn;
2061                 else
2062                         status |= LyXFunc::ToggleOff;
2063                 break;
2064         case LyXTabular::M_VALIGN_TOP:
2065                 flag = false;
2066         case LyXTabular::VALIGN_TOP:
2067                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_TOP)
2068                         status |= LyXFunc::ToggleOn;
2069                 else
2070                         status |= LyXFunc::ToggleOff;
2071                 break;
2072         case LyXTabular::M_VALIGN_BOTTOM:
2073                 flag = false;
2074         case LyXTabular::VALIGN_BOTTOM:
2075                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_BOTTOM)
2076                         status |= LyXFunc::ToggleOn;
2077                 else
2078                         status |= LyXFunc::ToggleOff;
2079                 break;
2080         case LyXTabular::M_VALIGN_CENTER:
2081                 flag = false;
2082         case LyXTabular::VALIGN_CENTER:
2083                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_CENTER)
2084                         status |= LyXFunc::ToggleOn;
2085                 else
2086                         status |= LyXFunc::ToggleOff;
2087                 break;
2088         case LyXTabular::SET_LONGTABULAR:
2089                 if (tabular->IsLongTabular())
2090                         status |= LyXFunc::ToggleOn;
2091                 else
2092                         status |= LyXFunc::ToggleOff;
2093                 break;
2094         case LyXTabular::UNSET_LONGTABULAR:
2095                 if (!tabular->IsLongTabular())
2096                         status |= LyXFunc::ToggleOn;
2097                 else
2098                         status |= LyXFunc::ToggleOff;
2099                 break;
2100         case LyXTabular::SET_ROTATE_TABULAR:
2101                 if (tabular->GetRotateTabular())
2102                         status |= LyXFunc::ToggleOn;
2103                 else
2104                         status |= LyXFunc::ToggleOff;
2105                 break;
2106         case LyXTabular::UNSET_ROTATE_TABULAR:
2107                 if (!tabular->GetRotateTabular())
2108                         status |= LyXFunc::ToggleOn;
2109                 else
2110                         status |= LyXFunc::ToggleOff;
2111                 break;
2112         case LyXTabular::SET_ROTATE_CELL:
2113                 if (tabular->GetRotateCell(actcell))
2114                         status |= LyXFunc::ToggleOn;
2115                 else
2116                         status |= LyXFunc::ToggleOff;
2117                 break;
2118         case LyXTabular::UNSET_ROTATE_CELL:
2119                 if (!tabular->GetRotateCell(actcell))
2120                         status |= LyXFunc::ToggleOn;
2121                 else
2122                         status |= LyXFunc::ToggleOff;
2123                 break;
2124         case LyXTabular::SET_USEBOX:
2125                 if (strToInt(argument) == tabular->GetUsebox(actcell))
2126                         status |= LyXFunc::ToggleOn;
2127                 else
2128                         status |= LyXFunc::ToggleOff;
2129                 break;
2130         case LyXTabular::SET_LTFIRSTHEAD:
2131                 if (tabular->GetRowOfLTHead(actcell, dummy))
2132                         status |= LyXFunc::ToggleOn;
2133                 else
2134                         status |= LyXFunc::ToggleOff;
2135                 break;
2136         case LyXTabular::SET_LTHEAD:
2137                 if (tabular->GetRowOfLTHead(actcell, dummy))
2138                         status |= LyXFunc::ToggleOn;
2139                 else
2140                         status |= LyXFunc::ToggleOff;
2141                 break;
2142         case LyXTabular::SET_LTFOOT:
2143                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2144                         status |= LyXFunc::ToggleOn;
2145                 else
2146                         status |= LyXFunc::ToggleOff;
2147                 break;
2148         case LyXTabular::SET_LTLASTFOOT:
2149                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2150                         status |= LyXFunc::ToggleOn;
2151                 else
2152                         status |= LyXFunc::ToggleOff;
2153                 break;
2154         case LyXTabular::SET_LTNEWPAGE:
2155                 if (tabular->GetLTNewPage(actcell))
2156                         status |= LyXFunc::ToggleOn;
2157                 else
2158                         status |= LyXFunc::ToggleOff;
2159                 break;
2160         default:
2161                 status = LyXFunc::Disabled;
2162                 break;
2163         }
2164         return status;
2165 }
2166
2167
2168 std::vector<string> const InsetTabular::getLabelList() const
2169 {
2170         return tabular->getLabelList();
2171 }
2172
2173
2174 bool InsetTabular::copySelection(BufferView * bv)
2175 {
2176         if (!hasSelection())
2177                 return false;
2178         //delete paste_tabular;
2179
2180         //int sel_col_start;
2181         //int sel_col_end;
2182         //int sel_row_start;
2183         //int sel_row_end;
2184
2185         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2186         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2187         if (sel_col_start > sel_col_end) {
2188                 sel_col_start = sel_col_end;
2189                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2190         } else {
2191                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2192         }
2193         int const columns = sel_col_end - sel_col_start + 1;
2194
2195         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2196         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2197         if (sel_row_start > sel_row_end) {
2198                 //int tmp tmp = sel_row_start;
2199                 //sel_row_start = sel_row_end;
2200                 //sel_row_end = tmp;
2201                 swap(sel_row_start, sel_row_end);
2202         }
2203         int const rows = sel_row_end - sel_row_start + 1;
2204
2205         delete paste_tabular;
2206         paste_tabular = new LyXTabular(this, *tabular); // rows, columns);
2207         //int i;
2208         for (int i = 0; i < sel_row_start; ++i)
2209                 paste_tabular->DeleteRow(0);
2210         while(paste_tabular->rows() > rows)
2211                 paste_tabular->DeleteRow(rows);
2212         paste_tabular->SetTopLine(0, true, true);
2213         paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows-1),
2214                                      true, true);
2215         for (int i = 0; i < sel_col_start; ++i)
2216                 paste_tabular->DeleteColumn(0);
2217         while (paste_tabular->columns() > columns)
2218                 paste_tabular->DeleteColumn(columns);
2219         paste_tabular->SetLeftLine(0, true, true);
2220         paste_tabular->SetRightLine(paste_tabular->GetLastCellInRow(0),
2221                                     true, true);
2222
2223         ostringstream sstr;
2224         paste_tabular->Ascii(bv->buffer(), sstr);
2225         bv->stuffClipboard(sstr.str().c_str());
2226         return true;
2227 }
2228
2229
2230 bool InsetTabular::pasteSelection(BufferView * bv)
2231 {
2232         if (!paste_tabular)
2233                 return false;
2234
2235         for (int r1 = 0, r2 = actrow;
2236              (r1 < paste_tabular->rows()) && (r2 < tabular->rows());
2237              ++r1, ++r2) {
2238                 for(int c1 = 0, c2 = actcol;
2239                     (c1 < paste_tabular->columns()) && (c2 < tabular->columns());
2240                     ++c1, ++c2) {
2241                         if (paste_tabular->IsPartOfMultiColumn(r1,c1) &&
2242                             tabular->IsPartOfMultiColumn(r2,c2))
2243                                 continue;
2244                         if (paste_tabular->IsPartOfMultiColumn(r1,c1)) {
2245                                 --c2;
2246                                 continue;
2247                         }
2248                         if (tabular->IsPartOfMultiColumn(r2,c2)) {
2249                                 --c1;
2250                                 continue;
2251                         }
2252                         int const n1 = paste_tabular->GetCellNumber(r1, c1);
2253                         int const n2 = tabular->GetCellNumber(r2, c2);
2254                         *(tabular->GetCellInset(n2)) = *(paste_tabular->GetCellInset(n1));
2255                         tabular->GetCellInset(n2)->setOwner(this);
2256                         tabular->GetCellInset(n2)->deleteLyXText(bv);
2257                 }
2258         }
2259         return true;
2260 }
2261
2262
2263 bool InsetTabular::cutSelection()
2264 {
2265         if (!hasSelection())
2266                 return false;
2267
2268         //int sel_col_start;
2269         //int sel_col_end;
2270         //int sel_row_start;
2271         //int sel_row_end;
2272
2273         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2274         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2275         if (sel_col_start > sel_col_end) {
2276                 sel_col_start = sel_col_end;
2277                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2278         } else {
2279                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2280         }
2281         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2282         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2283         if (sel_row_start > sel_row_end) {
2284                 //int tmp = sel_row_start;
2285                 //sel_row_start = sel_row_end;
2286                 //sel_row_end = tmp;
2287                 swap(sel_row_start, sel_row_end);
2288         }
2289         if (sel_cell_start > sel_cell_end) {
2290                 //int tmp = sel_cell_start;
2291                 //sel_cell_start = sel_cell_end;
2292                 //sel_cell_end = tmp;
2293                 swap(sel_cell_start, sel_cell_end);
2294         }
2295         for (int i = sel_row_start; i <= sel_row_end; ++i) {
2296                 for (int j = sel_col_start; j <= sel_col_end; ++j) {
2297                         tabular->GetCellInset(tabular->GetCellNumber(i, j))->clear();
2298                 }
2299         }
2300         return true;
2301 }
2302
2303
2304 bool InsetTabular::isRightToLeft(BufferView *bv )
2305 {
2306         return bv->getParentLanguage(this)->RightToLeft();
2307 }
2308
2309 bool InsetTabular::nodraw() const
2310 {
2311         if (the_locking_inset)
2312                 return the_locking_inset->nodraw();
2313         return UpdatableInset::nodraw();
2314 }
2315
2316 int InsetTabular::scroll(bool recursive) const
2317 {
2318         int sx = UpdatableInset::scroll(false);
2319
2320         if (recursive && the_locking_inset)
2321                 sx += the_locking_inset->scroll(recursive);
2322
2323         return sx;
2324 }
2325
2326 bool InsetTabular::doClearArea() const
2327 {
2328         return !locked || (need_update & (FULL|INIT));
2329 }
2330
2331 void InsetTabular::getSelection(int & srow, int & erow, int & scol, int & ecol) const
2332 {
2333                 srow = tabular->row_of_cell(sel_cell_start);
2334                 erow = tabular->row_of_cell(sel_cell_end);
2335                 if (srow > erow)
2336                         swap(srow, erow);
2337
2338                 scol = tabular->column_of_cell(sel_cell_start);
2339                 ecol = tabular->column_of_cell(sel_cell_end);
2340                 if (scol > ecol)
2341                         swap(scol, ecol);
2342                 else
2343                         ecol = tabular->right_column_of_cell(sel_cell_end);
2344 }
2345
2346 /* Emacs:
2347  * Local variables:
2348  * tab-width: 4
2349  * End:
2350  * vi:set tabstop=4:
2351  */