src/insets/insettabular.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000 The LyX Team.
   7  *
   8  * ======================================================
   9  */
  10
  11 #include <config.h>
  12
  13 #include <fstream>
  14 #include <algorithm>
  15
  16 #include <cstdlib>
  17
  18 #ifdef __GNUG__
  19 #pragma implementation
  20 #endif
  21
  22 #include "insettabular.h"
  23
  24 #include "buffer.h"
  25 #include "commandtags.h"
  26 #include "debug.h"
  27 #include "LaTeXFeatures.h"
  28 #include "Painter.h"
  29 #include "font.h"
  30 #include "lyxtext.h"
  31 #include "lyx_gui_misc.h"
  32 #include "LyXView.h"
  33 #include "lyxfunc.h"
  34 #include "insets/insettext.h"
  35 #include "frontends/Dialogs.h"
  36 #include "debug.h"
  37 #include "lyxfunc.h"
  38 #include "WorkArea.h"
  39
  40 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 = new LyXTabular(this, rows,columns);
 128         tabular.reset(new LyXTabular(this, rows,columns));
 129         // for now make it always display as display() inset
 130         // just for test!!!
 131         the_locking_inset = 0;
 132         locked = no_selection = false;
 133 #if 0
 134         cursor_visible = false;
 135 #endif
 136         oldcell = -1;
 137         actrow = actcell = 0;
 138         clearSelection();
 139         need_update = INIT;
 140         no_draw = false;
 141 }
 142
 143
 144 InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf)
 145         : buffer(&buf)
 146 {
 147         //tabular = new LyXTabular(this, *(tab.tabular));
 148         tabular.reset(new LyXTabular(this, *(tab.tabular)));
 149         the_locking_inset = 0;
 150         locked = no_selection = false;
 151 #if 0
 152         cursor_visible = false;
 153 #endif
 154         oldcell = -1;
 155         actrow = actcell = 0;
 156         sel_cell_start = sel_cell_end = 0;
 157         need_update = INIT;
 158         no_draw = false;
 159 }
 160
 161
 162 InsetTabular::~InsetTabular()
 163 {
 164         //delete tabular;
 165         hideDialog();
 166 }
 167
 168
 169 Inset * InsetTabular::Clone(Buffer const & buf) const
 170 {
 171         InsetTabular * t = new InsetTabular(*this, buf);
 172         //delete t->tabular;
 173         //t->tabular = tabular->Clone(t);
 174         t->tabular.reset(tabular->Clone(t));
 175         return t;
 176 }
 177
 178
 179 void InsetTabular::Write(Buffer const * buf, ostream & os) const
 180 {
 181         os << " Tabular" << endl;
 182         tabular->Write(buf, os);
 183 }
 184
 185
 186 void InsetTabular::Read(Buffer const * buf, LyXLex & lex)
 187 {
 188         bool const old_format = (lex.GetString() == "\\LyXTable");
 189
 190         //if (tabular)
 191         //delete tabular;
 192         //tabular = new LyXTabular(buf, this, lex);
 193         tabular.reset(new LyXTabular(buf, this, lex));
 194
 195         need_update = INIT;
 196
 197         if (old_format)
 198                 return;
 199
 200         lex.nextToken();
 201         string token = lex.GetString();
 202         while (lex.IsOK() && (token != "\\end_inset")) {
 203                 lex.nextToken();
 204                 token = lex.GetString();
 205         }
 206         if (token != "\\end_inset") {
 207                 lex.printError("Missing \\end_inset at this point. "
 208                                "Read: `$$Token'");
 209         }
 210 }
 211
 212
 213 int InsetTabular::ascent(BufferView *, LyXFont const &) const
 214 {
 215         return tabular->GetAscentOfRow(0);
 216 }
 217
 218
 219 int InsetTabular::descent(BufferView *, LyXFont const &) const
 220 {
 221         return tabular->GetHeightOfTabular() - tabular->GetAscentOfRow(0) + 1;
 222 }
 223
 224
 225 int InsetTabular::width(BufferView *, LyXFont const &) const
 226 {
 227         return tabular->GetWidthOfTabular() + (2 * ADD_TO_TABULAR_WIDTH);
 228 }
 229
 230
 231 void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
 232                         float & x, bool cleared) const
 233 {
 234         if (no_draw)
 235                 return;
 236
 237         Painter & pain = bv->painter();
 238         int i;
 239         int j;
 240         int nx;
 241
 242         UpdatableInset::draw(bv, font, baseline, x, cleared);
 243         if (!cleared && ((need_update == INIT) || (need_update == FULL) ||
 244                          (top_x != int(x)) || (top_baseline != baseline))) {
 245                 int h = ascent(bv, font) + descent(bv, font);
 246                 int const tx = display() || !owner() ? 0 : top_x;
 247                 int w =  tx ? width(bv, font) : pain.paperWidth();
 248                 int ty = baseline - ascent(bv, font);
 249
 250                 if (ty < 0)
 251                         ty = 0;
 252                 if ((ty + h) > pain.paperHeight())
 253                         h = pain.paperHeight();
 254                 if ((top_x + w) > pain.paperWidth())
 255                         w = pain.paperWidth();
 256                 pain.fillRectangle(tx, ty, w, h);
 257                 need_update = FULL;
 258                 cleared = true;
 259         }
 260         top_x = int(x);
 261         top_baseline = baseline;
 262         if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 263                 return;
 264         bool dodraw;
 265         x += ADD_TO_TABULAR_WIDTH;
 266         if (cleared) {
 267                 int cell = 0;
 268                 float cx;
 269                 first_visible_cell = -1;
 270                 for (i = 0; i < tabular->rows(); ++i) {
 271                         nx = int(x);
 272                         dodraw = ((baseline + tabular->GetDescentOfRow(i)) > 0) &&
 273                                 (baseline - tabular->GetAscentOfRow(i))<pain.paperHeight();
 274                         for (j = 0; j < tabular->columns(); ++j) {
 275                                 if (tabular->IsPartOfMultiColumn(i, j))
 276                                         continue;
 277                                 cx = nx + tabular->GetBeginningOfTextInCell(cell);
 278                                 if (dodraw) {
 279                                         if (first_visible_cell < 0)
 280                                                 first_visible_cell = cell;
 281                                         if (hasSelection())
 282                                                 DrawCellSelection(pain, nx, baseline, i, j, cell);
 283                                         tabular->GetCellInset(cell)->draw(bv, font, baseline, cx,
 284                                                                           cleared);
 285                                         DrawCellLines(pain, nx, baseline, i, cell);
 286                                 }
 287                                 nx += tabular->GetWidthOfColumn(cell);
 288                                 ++cell;
 289                         }
 290                         baseline += tabular->GetDescentOfRow(i) +
 291                                 tabular->GetAscentOfRow(i + 1) +
 292                                 tabular->GetAdditionalHeight(cell);
 293                 }
 294         } else if (need_update == CELL) {
 295                 int cell = 0;
 296                 nx = int(x);
 297                 if (the_locking_inset) {
 298                         Inset * inset = tabular->GetCellInset(cell);
 299                         for (i = 0;
 300                              inset != the_locking_inset && i < tabular->rows();
 301                              ++i) {
 302                                 for (j = 0;
 303                                      inset != the_locking_inset
 304                                              && j < tabular->columns();
 305                                      ++j) {
 306                                         if (tabular->IsPartOfMultiColumn(i, j))
 307                                                 continue;
 308                                         nx += tabular->GetWidthOfColumn(cell);
 309                                         ++cell;
 310                                         inset = tabular->GetCellInset(cell);
 311                                 }
 312                                 if (tabular->row_of_cell(cell) > i) {
 313                                         nx = int(x);
 314                                         baseline += tabular->GetDescentOfRow(i) +
 315                                                 tabular->GetAscentOfRow(i + 1) +
 316                                                 tabular->GetAdditionalHeight(cell);
 317                                 }
 318                         }
 319                 } else {
 320                         for (i = 0;
 321                              cell < actcell && i < tabular->rows(); ++i) {
 322                                 for (j = 0; (cell < actcell) && (j < tabular->columns()); ++j) {
 323                                         if (tabular->IsPartOfMultiColumn(i, j))
 324                                                 continue;
 325                                         nx += tabular->GetWidthOfColumn(cell);
 326                                         ++cell;
 327                                 }
 328                                 if (tabular->row_of_cell(cell) > i) {
 329                                         nx = int(x);
 330                                         baseline += tabular->GetDescentOfRow(i) +
 331                                                 tabular->GetAscentOfRow(i + 1) +
 332                                                 tabular->GetAdditionalHeight(cell);
 333                                 }
 334                         }
 335                 }
 336                 i = tabular->row_of_cell(cell);
 337                 if (the_locking_inset != tabular->GetCellInset(cell)) {
 338                         lyxerr[Debug::INSETS] << "ERROR this shouldn't happen\n";
 339                         return;
 340                 }
 341                 float dx = nx + tabular->GetBeginningOfTextInCell(cell);
 342                 float cx = dx;
 343                 //cx = dx = nx + tabular->GetBeginningOfTextInCell(cell);
 344                 tabular->GetCellInset(cell)->draw(bv,font,baseline, dx, false);
 345                 if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 346                         return;
 347                 // clear only if we didn't have a change
 348                 if (need_update == CELL) {
 349                         // clear before the inset
 350                         pain.fillRectangle(
 351                                 nx + 1,
 352                                 baseline - tabular->GetAscentOfRow(i) + 1,
 353                                 int(cx - nx - 1),
 354                                 tabular->GetAscentOfRow(i) +
 355                                 tabular->GetDescentOfRow(i) - 1);
 356                         // clear behind the inset
 357                         pain.fillRectangle(
 358                                 int(cx + the_locking_inset->width(bv,font) + 1),
 359                                 baseline - tabular->GetAscentOfRow(i) + 1,
 360                                 tabular->GetWidthOfColumn(cell) -
 361                                 tabular->GetBeginningOfTextInCell(cell) -
 362                                 the_locking_inset->width(bv,font) -
 363                                 tabular->GetAdditionalWidth(cell) - 1,
 364                                 tabular->GetAscentOfRow(i) +
 365                                 tabular->GetDescentOfRow(i) - 1);
 366                 }
 367         }
 368         x -= ADD_TO_TABULAR_WIDTH;
 369         x += width(bv, font);
 370         if (bv->text->status == LyXText::CHANGED_IN_DRAW)
 371                 need_update = INIT;
 372         else
 373                 need_update = NONE;
 374 }
 375
 376
 377 void InsetTabular::DrawCellLines(Painter & pain, int x, int baseline,
 378                                  int row, int cell) const
 379 {
 380         int x2 = x + tabular->GetWidthOfColumn(cell);
 381         bool on_off;
 382
 383         if (!tabular->TopAlreadyDrawed(cell)) {
 384                 on_off = !tabular->TopLine(cell);
 385                 pain.line(x, baseline - tabular->GetAscentOfRow(row),
 386                           x2, baseline -  tabular->GetAscentOfRow(row),
 387                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 388                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 389         }
 390         on_off = !tabular->BottomLine(cell);
 391         pain.line(x,baseline +  tabular->GetDescentOfRow(row),
 392                   x2, baseline +  tabular->GetDescentOfRow(row),
 393                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 394                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 395         if (!tabular->LeftAlreadyDrawed(cell)) {
 396                 on_off = !tabular->LeftLine(cell);
 397                 pain.line(x, baseline -  tabular->GetAscentOfRow(row),
 398                           x, baseline +  tabular->GetDescentOfRow(row),
 399                           on_off ? LColor::tabularonoffline : LColor::tabularline,
 400                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 401         }
 402         on_off = !tabular->RightLine(cell);
 403         pain.line(x2 - tabular->GetAdditionalWidth(cell),
 404                   baseline -  tabular->GetAscentOfRow(row),
 405                   x2 - tabular->GetAdditionalWidth(cell),
 406                   baseline +  tabular->GetDescentOfRow(row),
 407                   on_off ? LColor::tabularonoffline : LColor::tabularline,
 408                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 409 }
 410
 411
 412 void InsetTabular::DrawCellSelection(Painter & pain, int x, int baseline,
 413                                      int row, int column, int cell) const
 414 {
 415         int cs = tabular->column_of_cell(sel_cell_start);
 416         int ce = tabular->column_of_cell(sel_cell_end);
 417         if (cs > ce) {
 418                 ce = cs;
 419                 cs = tabular->column_of_cell(sel_cell_end);
 420         } else {
 421                 ce = tabular->right_column_of_cell(sel_cell_end);
 422         }
 423
 424         int rs = tabular->row_of_cell(sel_cell_start);
 425         int re = tabular->row_of_cell(sel_cell_end);
 426         if (rs > re) swap(rs, re);
 427
 428         if ((column >= cs) && (column <= ce) && (row >= rs) && (row <= re)) {
 429                 int w = tabular->GetWidthOfColumn(cell);
 430                 int h = tabular->GetAscentOfRow(row) + tabular->GetDescentOfRow(row);
 431                 pain.fillRectangle(x, baseline - tabular->GetAscentOfRow(row),
 432                                    w, h, LColor::selection);
 433         }
 434 }
 435
 436
 437 void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
 438 {
 439         if (reinit) {
 440                 need_update = INIT;
 441                 calculate_dimensions_of_cells(bv, font, true);
 442                 if (owner())
 443                         owner()->update(bv, font, true);
 444                 return;
 445         }
 446         if (the_locking_inset) {
 447                 the_locking_inset->update(bv, font, reinit);
 448 //      resetPos(bv);
 449 //      inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 450 //      inset_y = cursor.y();
 451         }
 452         switch (need_update) {
 453         case INIT:
 454         case FULL:
 455         case CELL:
 456                 if (calculate_dimensions_of_cells(bv, font, false))
 457                         need_update = INIT;
 458                 break;
 459         case SELECTION:
 460                 need_update = INIT;
 461                 break;
 462         default:
 463                 break;
 464         }
 465 }
 466
 467
 468 string const InsetTabular::EditMessage() const
 469 {
 470         return _("Opened Tabular Inset");
 471 }
 472
 473
 474 void InsetTabular::Edit(BufferView * bv, int x, int y, unsigned int button)
 475 {
 476         UpdatableInset::Edit(bv, x, y, button);
 477
 478         if (!bv->lockInset(this)) {
 479                 lyxerr[Debug::INSETS] << "InsetTabular::Cannot lock inset" << endl;
 480                 return;
 481         }
 482         locked = true;
 483         the_locking_inset = 0;
 484         inset_x = 0;
 485         inset_y = 0;
 486         setPos(bv, x, y);
 487         sel_cell_start = sel_cell_end = actcell;
 488         bv->text->FinishUndo();
 489         if (InsetHit(bv, x, y) && (button != 3)) {
 490                 ActivateCellInsetAbs(bv, x, y, button);
 491         }
 492 //    UpdateLocal(bv, NONE, false);
 493 //    bv->getOwner()->getPopups().updateFormTabular();
 494 }
 495
 496
 497 void InsetTabular::InsetUnlock(BufferView * bv)
 498 {
 499         if (the_locking_inset) {
 500                 the_locking_inset->InsetUnlock(bv);
 501                 the_locking_inset = 0;
 502         }
 503         HideInsetCursor(bv);
 504         no_selection = false;
 505         oldcell = -1;
 506         locked = false;
 507         if (scroll() || hasSelection()) {
 508                 sel_cell_start = sel_cell_end = 0;
 509                 if (scroll()) {
 510                         scroll(bv, 0.0F);
 511                 }
 512                 UpdateLocal(bv, FULL, false);
 513         }
 514 }
 515
 516
 517 void InsetTabular::UpdateLocal(BufferView * bv, UpdateCodes what,
 518                                bool mark_dirty) const
 519 {
 520         if (need_update < what) // only set this if it has greater update
 521                 need_update = what;
 522         if ((what == INIT) && hasSelection())
 523                 clearSelection();
 524         // Dirty Cast! (Lgb)
 525         if (need_update != NONE) {
 526                 bv->updateInset(const_cast<InsetTabular *>(this), mark_dirty);
 527                 if (locked) // && (what != NONE))
 528                         resetPos(bv);
 529         }
 530 }
 531
 532
 533 bool InsetTabular::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 534 {
 535         lyxerr[Debug::INSETS] << "InsetTabular::LockInsetInInset("
 536                               << inset << "): ";
 537         if (!inset)
 538                 return false;
 539         oldcell = -1;
 540         if (inset == tabular->GetCellInset(actcell)) {
 541                 lyxerr[Debug::INSETS] << "OK" << endl;
 542                 the_locking_inset = tabular->GetCellInset(actcell);
 543                 resetPos(bv);
 544                 inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 545                 inset_y = cursor.y();
 546                 return true;
 547         } else if (the_locking_inset && (the_locking_inset == inset)) {
 548                 lyxerr[Debug::INSETS] << "OK" << endl;
 549                 resetPos(bv);
 550                 inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
 551                 inset_y = cursor.y();
 552         } else if (the_locking_inset) {
 553                 lyxerr[Debug::INSETS] << "MAYBE" << endl;
 554                 return the_locking_inset->LockInsetInInset(bv, inset);
 555         }
 556         lyxerr[Debug::INSETS] << "NOT OK" << endl;
 557         return false;
 558 }
 559
 560
 561 bool InsetTabular::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 562                                       bool lr)
 563 {
 564         if (!the_locking_inset)
 565                 return false;
 566         if (the_locking_inset == inset) {
 567                 the_locking_inset->InsetUnlock(bv);
 568                 the_locking_inset = 0;
 569                 UpdateLocal(bv, CELL, false);
 570                 ShowInsetCursor(bv, false);
 571                 return true;
 572         }
 573         if (the_locking_inset->UnlockInsetInInset(bv, inset, lr)) {
 574                 if (inset->LyxCode() == TABULAR_CODE &&
 575                     !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) {
 576                         bv->owner()->getDialogs()->updateTabular(this);
 577                         oldcell = actcell;
 578                 }
 579                 return true;
 580         }
 581         return false;
 582 }
 583
 584
 585 bool InsetTabular::UpdateInsetInInset(BufferView * bv, Inset * inset)
 586 {
 587         if (!the_locking_inset)
 588                 return false;
 589         if (the_locking_inset != inset) {
 590                 if (!the_locking_inset->UpdateInsetInInset(bv, inset))
 591                         return false;
 592         }
 593         UpdateLocal(bv, CELL, false);
 594         return true;
 595 }
 596
 597
 598 unsigned int InsetTabular::InsetInInsetY()
 599 {
 600         if (!the_locking_inset)
 601                 return 0;
 602
 603         return inset_y + the_locking_inset->InsetInInsetY();
 604 }
 605
 606
 607 UpdatableInset * InsetTabular::GetLockingInset()
 608 {
 609         return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
 610 }
 611
 612
 613 UpdatableInset * InsetTabular::GetFirstLockingInsetOfType(Inset::Code c)
 614 {
 615         if (c == LyxCode())
 616                 return this;
 617         if (the_locking_inset)
 618                 return the_locking_inset->GetFirstLockingInsetOfType(c);
 619         return 0;
 620 }
 621
 622
 623 bool InsetTabular::InsertInset(BufferView * bv, Inset * inset)
 624 {
 625         if (the_locking_inset)
 626                 return the_locking_inset->InsertInset(bv, inset);
 627         return false;
 628 }
 629
 630
 631 void InsetTabular::InsetButtonPress(BufferView * bv, int x, int y, int button)
 632 {
 633         if (hasSelection() && (button == 3))
 634                 return;
 635
 636         if (hasSelection()) {
 637                 clearSelection();
 638                 UpdateLocal(bv, SELECTION, false);
 639         }
 640
 641         no_selection = false;
 642
 643         int const ocell = actcell;
 644         int const orow = actrow;
 645
 646         HideInsetCursor(bv);
 647         setPos(bv, x, y);
 648         if (actrow != orow)
 649                 UpdateLocal(bv, NONE, false);
 650         sel_cell_start = sel_cell_end = actcell;
 651         if (button == 3) {
 652                 if ((ocell != actcell) && the_locking_inset) {
 653                         the_locking_inset->InsetUnlock(bv);
 654                         the_locking_inset = 0;
 655                 }
 656                 ShowInsetCursor(bv);
 657                 return;
 658         }
 659
 660         bool const inset_hit = InsetHit(bv, x, y);
 661
 662         if ((ocell == actcell) && the_locking_inset && inset_hit) {
 663                 resetPos(bv);
 664                 the_locking_inset->InsetButtonPress(bv,
 665                                                     x - inset_x, y - inset_y,
 666                                                     button);
 667                 return;
 668         } else if (the_locking_inset) {
 669                 the_locking_inset->InsetUnlock(bv);
 670         }
 671         the_locking_inset = 0;
 672         if (button == 2) {
 673                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 674                 return;
 675         }
 676         if (inset_hit && bv->theLockingInset()) {
 677                 if (ActivateCellInsetAbs(bv, x, y, button))
 678                         the_locking_inset->InsetButtonPress(bv,
 679                                                             x - inset_x,
 680                                                             y - inset_y,
 681                                                             button);
 682                 return;
 683         }
 684         ShowInsetCursor(bv);
 685 }
 686
 687
 688 void InsetTabular::InsetButtonRelease(BufferView * bv,
 689                                       int x, int y, int button)
 690 {
 691         if (button == 3) {
 692                 if (the_locking_inset) {
 693                         UpdatableInset * i;
 694                         if ((i=the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE))) {
 695                                 i->InsetButtonRelease(bv, x, y, button);
 696                                 return;
 697                         }
 698                 }
 699                 bv->owner()->getDialogs()->showTabular(this);
 700                 return;
 701         }
 702         if (the_locking_inset) {
 703                 the_locking_inset->InsetButtonRelease(bv,
 704                                                       x - inset_x, y - inset_y,
 705                                                       button);
 706                 return;
 707         }
 708         no_selection = false;
 709 }
 710
 711
 712 void InsetTabular::InsetMotionNotify(BufferView * bv, int x, int y, int button)
 713 {
 714         if (the_locking_inset) {
 715                 the_locking_inset->InsetMotionNotify(bv,
 716                                                      x - inset_x,
 717                                                      y - inset_y,
 718                                                      button);
 719                 return;
 720         }
 721         if (!no_selection) {
 722                 HideInsetCursor(bv);
 723                 int const old_cell = actcell;
 724
 725                 setPos(bv, x, y);
 726                 sel_cell_end = actcell;
 727                 if (sel_cell_end != old_cell)
 728                         UpdateLocal(bv, SELECTION, false);
 729                 ShowInsetCursor(bv);
 730         }
 731         no_selection = false;
 732 }
 733
 734
 735 void InsetTabular::InsetKeyPress(XKeyEvent * xke)
 736 {
 737         if (the_locking_inset) {
 738                 the_locking_inset->InsetKeyPress(xke);
 739                 return;
 740         }
 741 }
 742
 743
 744 UpdatableInset::RESULT
 745 InsetTabular::LocalDispatch(BufferView * bv,
 746                             kb_action action,
 747                             string const & arg)
 748 {
 749         // We need to save the value of the_locking_inset as the call to
 750         // the_locking_inset->LocalDispatch might unlock it.
 751         old_locking_inset = the_locking_inset;
 752         no_selection = false;
 753         UpdatableInset::RESULT result =
 754                 UpdatableInset::LocalDispatch(bv, action, arg);
 755         if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
 756                 resetPos(bv);
 757                 return result;
 758         }
 759
 760         if ((action < 0) && arg.empty())
 761                 return FINISHED;
 762
 763         bool hs = hasSelection();
 764
 765         result=DISPATCHED;
 766         // this one have priority over the locked InsetText!
 767         switch (action) {
 768         case LFUN_SHIFT_TAB:
 769         case LFUN_TAB:
 770         {
 771                 HideInsetCursor(bv);
 772                 if (the_locking_inset) {
 773                         UnlockInsetInInset(bv, the_locking_inset);
 774                         the_locking_inset = 0;
 775                 }
 776                 if (action == LFUN_TAB)
 777                         moveNextCell(bv, old_locking_inset != 0);
 778                 else
 779                         movePrevCell(bv, old_locking_inset != 0);
 780                 sel_cell_start = sel_cell_end = actcell;
 781                 if (hs)
 782                         UpdateLocal(bv, SELECTION, false);
 783                 ShowInsetCursor(bv);
 784                 return result;
 785         }
 786         // this to avoid compiler warnings.
 787         default:
 788                 break;
 789         }
 790
 791         if (the_locking_inset) {
 792                 result=the_locking_inset->LocalDispatch(bv, action, arg);
 793                 if (result == DISPATCHED_NOUPDATE) {
 794                         int sc = scroll();
 795                         resetPos(bv);
 796                         if (sc != scroll()) { // inset has been scrolled
 797                                 the_locking_inset->ToggleInsetCursor(bv);
 798                                 UpdateLocal(bv, FULL, false);
 799                                 the_locking_inset->ToggleInsetCursor(bv);
 800                         }
 801                         return result;
 802                 } else if (result == DISPATCHED) {
 803                         the_locking_inset->ToggleInsetCursor(bv);
 804                         UpdateLocal(bv, CELL, false);
 805                         the_locking_inset->ToggleInsetCursor(bv);
 806                         return result;
 807                 } else if (result == FINISHED) {
 808                 }
 809         }
 810
 811         HideInsetCursor(bv);
 812         result=DISPATCHED;
 813         switch (action) {
 814                 // --- Cursor Movements ----------------------------------
 815         case LFUN_RIGHTSEL:
 816                 if (tabular->IsLastCellInRow(actcell))
 817                         break;
 818                 moveRight(bv, false);
 819                 sel_cell_end = actcell;
 820                 UpdateLocal(bv, SELECTION, false);
 821                 break;
 822         case LFUN_RIGHT:
 823                 result = moveRight(bv);
 824                 sel_cell_start = sel_cell_end = actcell;
 825                 if (hs)
 826                         UpdateLocal(bv, SELECTION, false);
 827                 break;
 828         case LFUN_LEFTSEL:
 829                 if (tabular->IsFirstCellInRow(actcell))
 830                         break;
 831                 moveLeft(bv, false);
 832                 sel_cell_end = actcell;
 833                 UpdateLocal(bv, SELECTION, false);
 834                 break;
 835         case LFUN_LEFT:
 836                 result = moveLeft(bv);
 837                 sel_cell_start = sel_cell_end = actcell;
 838                 if (hs)
 839                         UpdateLocal(bv, SELECTION, false);
 840                 break;
 841         case LFUN_DOWNSEL:
 842         {
 843                 int const ocell = actcell;
 844                 moveDown(bv, false);
 845                 if ((ocell == sel_cell_end) ||
 846                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 847                         sel_cell_end = tabular->GetCellBelow(sel_cell_end);
 848                 else
 849                         sel_cell_end = tabular->GetLastCellBelow(sel_cell_end);
 850                 UpdateLocal(bv, SELECTION, false);
 851         }
 852         break;
 853         case LFUN_DOWN:
 854                 result = moveDown(bv, old_locking_inset != 0);
 855                 sel_cell_start = sel_cell_end = actcell;
 856                 if (hs)
 857                         UpdateLocal(bv, SELECTION, false);
 858                 break;
 859         case LFUN_UPSEL:
 860         {
 861                 int const ocell = actcell;
 862                 moveUp(bv, false);
 863                 if ((ocell == sel_cell_end) ||
 864                     (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
 865                         sel_cell_end = tabular->GetCellAbove(sel_cell_end);
 866                 else
 867                         sel_cell_end = tabular->GetLastCellAbove(sel_cell_end);
 868                 UpdateLocal(bv, SELECTION, false);
 869         }
 870         break;
 871         case LFUN_UP:
 872                 result = moveUp(bv, old_locking_inset != 0);
 873                 sel_cell_start = sel_cell_end = actcell;
 874                 if (hs)
 875                         UpdateLocal(bv, SELECTION, false);
 876                 break;
 877         case LFUN_NEXT: {
 878                 int column = actcol;
 879                 if (the_locking_inset) {
 880                         UnlockInsetInInset(bv, the_locking_inset);
 881                         the_locking_inset = 0;
 882                 }
 883                 if (bv->text->first + bv->painter().paperHeight() <
 884                     (top_baseline + tabular->GetHeightOfTabular()))
 885                         {
 886                                 bv->scrollCB(bv->text->first + bv->painter().paperHeight());
 887                                 UpdateLocal(bv, FULL, false);
 888                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 889                         } else {
 890                                 actcell = tabular->GetFirstCellInRow(tabular->rows() - 1) + column;
 891                         }
 892                 resetPos(bv);
 893                 UpdateLocal(bv, CURSOR, false);
 894                 break;
 895         }
 896         case LFUN_PRIOR: {
 897                 int column = actcol;
 898                 if (the_locking_inset) {
 899                         UnlockInsetInInset(bv, the_locking_inset);
 900                         the_locking_inset = 0;
 901                 }
 902                 if (top_baseline < 0) {
 903                         bv->scrollCB(bv->text->first - bv->painter().paperHeight());
 904                         UpdateLocal(bv, FULL, false);
 905                         if (top_baseline > 0)
 906                                 actcell = column;
 907                         else
 908                                 actcell = tabular->GetCellBelow(first_visible_cell) + column;
 909                 } else {
 910                         actcell = column;
 911                 }
 912                 resetPos(bv);
 913                 UpdateLocal(bv, CURSOR, false);
 914                 break;
 915         }
 916         case LFUN_BACKSPACE:
 917                 break;
 918         case LFUN_DELETE:
 919                 break;
 920         case LFUN_HOME:
 921                 break;
 922         case LFUN_END:
 923                 break;
 924         case LFUN_LAYOUT_TABULAR:
 925         {
 926                 bv->owner()->getDialogs()->showTabular(this);
 927         }
 928         break;
 929         case LFUN_TABULAR_FEATURE:
 930                 if (!TabularFeatures(bv, arg))
 931                         result = UNDISPATCHED;
 932                 break;
 933         case LFUN_CUT:
 934                 if (!copySelection(bv))
 935                         break;
 936                 bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 937 #ifndef NEW_INSETS
 938                                   bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous_,
 939                                   bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next_
 940 #else
 941                                   bv->text->cursor.par()->previous(),
 942                                   bv->text->cursor.par()->next()
 943 #endif
 944                         );
 945                 cutSelection();
 946                 UpdateLocal(bv, INIT, true);
 947                 break;
 948         case LFUN_COPY:
 949                 if (!hasSelection())
 950                         break;
 951                 bv->text->FinishUndo();
 952                 copySelection(bv);
 953                 break;
 954         case LFUN_PASTESELECTION:
 955         {
 956                 string clip(bv->workarea()->getClipboard());
 957
 958                 if (clip.empty())
 959                         break;
 960                 if (clip.find('\t') != string::npos) {
 961                         int cols = 1;
 962                         int rows = 1;
 963                         int maxCols = 1;
 964                         unsigned int len = clip.length();
 965                         string::size_type p = 0;
 966
 967                         while(p < len &&
 968                               ((p = clip.find_first_of("\t\n", p)) != string::npos)) {
 969                                 switch(clip[p]) {
 970                                 case '\t':
 971                                         ++cols;
 972                                         break;
 973                                 case '\n':
 974                                         if ((p+1) < len)
 975                                                 ++rows;
 976                                         maxCols = max(cols, maxCols);
 977                                         cols = 1;
 978                                         break;
 979                                 }
 980                                 ++p;
 981                         }
 982                         maxCols = max(cols, maxCols);
 983                         delete paste_tabular;
 984                         paste_tabular = new LyXTabular(this, rows, maxCols);
 985                         string::size_type op = 0;
 986                         int cell = 0;
 987                         int cells = paste_tabular->GetNumberOfCells();
 988                         p = cols = 0;
 989                         while((cell < cells) && (p < len) &&
 990                               (p = clip.find_first_of("\t\n", p)) != string::npos) {
 991                                 if (p >= len)
 992                                         break;
 993                                 switch(clip[p]) {
 994                                 case '\t':
 995                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
 996                                         ++cols;
 997                                         ++cell;
 998                                         break;
 999                                 case '\n':
1000                                         paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, p-op));
1001                                         while(cols++ < maxCols)
1002                                                 ++cell;
1003                                         cols = 0;
1004                                         break;
1005                                 }
1006                                 ++p;
1007                                 op = p;
1008                         }
1009                         // check for the last cell if there is no trailing '\n'
1010                         if ((cell < cells) && (op < len))
1011                                 paste_tabular->GetCellInset(cell)->SetText(clip.substr(op, len-op));
1012                 } else {
1013                         // so that the clipboard is used and it goes on
1014                         // to default
1015                         // and executes LFUN_PASTESELECTION in insettext!
1016                         delete paste_tabular;
1017                         paste_tabular = 0;
1018                 }
1019         }
1020         case LFUN_PASTE:
1021                 if (hasPasteBuffer()) {
1022                         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1023 #ifndef NEW_INSETS
1024                                           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous_,
1025                                           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next_
1026 #else
1027                                           bv->text->cursor.par()->previous(),
1028                                           bv->text->cursor.par()->next()
1029 #endif
1030                                 );
1031                         pasteSelection(bv);
1032                         UpdateLocal(bv, INIT, true);
1033                         break;
1034                 }
1035                 // ATTENTION: the function above has to be PASTE and PASTESELECTION!!!
1036         default:
1037                 // we try to activate the actual inset and put this event down to
1038                 // the insets dispatch function.
1039                 result = UNDISPATCHED;
1040                 if (the_locking_inset)
1041                         break;
1042                 no_draw = true;
1043                 if (ActivateCellInset(bv)) {
1044                         result = the_locking_inset->LocalDispatch(bv, action, arg);
1045                         if ((result == UNDISPATCHED) || (result == FINISHED)) {
1046                                 UnlockInsetInInset(bv, the_locking_inset);
1047                                 no_draw = false;
1048                                 the_locking_inset = 0;
1049                                 return UNDISPATCHED;
1050                         }
1051                         no_draw = false;
1052                         the_locking_inset->ToggleInsetCursor(bv);
1053                         UpdateLocal(bv, CELL, false);
1054                         the_locking_inset->ToggleInsetCursor(bv);
1055                         return result;
1056                 }
1057                 break;
1058         }
1059         if (result!=FINISHED) {
1060                 if (!the_locking_inset) {
1061                         ShowInsetCursor(bv);
1062                 }
1063         } else
1064                 bv->unlockInset(this);
1065         return result;
1066 }
1067
1068
1069 int InsetTabular::Latex(Buffer const * buf, ostream & os,
1070                         bool fragile, bool fp) const
1071 {
1072         return tabular->Latex(buf, os, fragile, fp);
1073 }
1074
1075
1076 int InsetTabular::Ascii(Buffer const * buf, ostream & os, int) const
1077 {
1078         // This should be changed to a real ascii export
1079         return tabular->Ascii(buf, os);
1080 }
1081
1082
1083 int InsetTabular::Linuxdoc(Buffer const *, ostream &) const
1084 {
1085         return 0;
1086 }
1087
1088
1089 int InsetTabular::DocBook(Buffer const * buf, ostream & os) const
1090 {
1091         return tabular->DocBook(buf,os);
1092 }
1093
1094
1095 void InsetTabular::Validate(LaTeXFeatures & features) const
1096 {
1097         tabular->Validate(features);
1098 }
1099
1100
1101 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
1102                                                  LyXFont const & font,
1103                                                  bool reinit) const
1104 {
1105         int cell = -1;
1106         int maxAsc = 0;
1107         int maxDesc = 0;
1108         InsetText * inset;
1109         bool changed = false;
1110
1111         // if we have a locking_inset we should have to check only this cell for
1112         // change so I'll try this to have a boost, but who knows ;)
1113         if ((need_update != INIT) &&
1114             (the_locking_inset == tabular->GetCellInset(actcell))) {
1115                 for(int i = 0; i < tabular->columns(); ++i) {
1116                         maxAsc = max(tabular->GetCellInset(actrow, i)->ascent(bv, font),
1117                                      maxAsc);
1118                         maxDesc = max(tabular->GetCellInset(actrow, i)->descent(bv, font),
1119                                       maxDesc);
1120                 }
1121                 changed = tabular->SetWidthOfCell(actcell, the_locking_inset->width(bv, font));
1122                 changed = tabular->SetAscentOfRow(actrow, maxAsc + ADD_TO_HEIGHT) || changed;
1123                 changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
1124                 return changed;
1125         }
1126         for (int i = 0; i < tabular->rows(); ++i) {
1127                 maxAsc = 0;
1128                 maxDesc = 0;
1129                 for (int j= 0; j < tabular->columns(); ++j) {
1130                         if (tabular->IsPartOfMultiColumn(i,j))
1131                                 continue;
1132                         ++cell;
1133                         inset = tabular->GetCellInset(cell);
1134                         if (!reinit)
1135                                 inset->update(bv, font, false);
1136                         maxAsc = max(maxAsc, inset->ascent(bv, font));
1137                         maxDesc = max(maxDesc, inset->descent(bv, font));
1138                         changed = tabular->SetWidthOfCell(cell, inset->width(bv, font)) || changed;
1139                 }
1140                 changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
1141                 changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
1142         }
1143         return changed;
1144 }
1145
1146
1147 void InsetTabular::GetCursorPos(BufferView *,
1148                                 int & x, int & y) const
1149 {
1150         x = cursor.x() - top_x;
1151         y = cursor.y();
1152 }
1153
1154
1155 void InsetTabular::ToggleInsetCursor(BufferView * bv)
1156 {
1157         if (the_locking_inset) {
1158                 the_locking_inset->ToggleInsetCursor(bv);
1159                 return;
1160         }
1161
1162         LyXFont font; // = the_locking_inset->GetFont(par, cursor.pos);
1163
1164         int const asc = lyxfont::maxAscent(font);
1165         int const desc = lyxfont::maxDescent(font);
1166
1167         if (isCursorVisible())
1168                 bv->hideLockedInsetCursor();
1169         else
1170                 bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1171         toggleCursorVisible();
1172 }
1173
1174
1175 void InsetTabular::ShowInsetCursor(BufferView * bv, bool show)
1176 {
1177         if (!isCursorVisible()) {
1178                 LyXFont font; // = GetFont(par, cursor.pos);
1179
1180                 int const asc = lyxfont::maxAscent(font);
1181                 int const desc = lyxfont::maxDescent(font);
1182                 bv->fitLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
1183                 if (show)
1184                         bv->showLockedInsetCursor(cursor.x(), cursor.y(),
1185                                                   asc, desc);
1186                 setCursorVisible(true);
1187         }
1188 }
1189
1190
1191 void InsetTabular::HideInsetCursor(BufferView * bv)
1192 {
1193         if (isCursorVisible()) {
1194                 bv->hideLockedInsetCursor();
1195                 setCursorVisible(false);
1196         }
1197 //    if (cursor_visible)
1198 //        ToggleInsetCursor(bv);
1199 }
1200
1201
1202 void InsetTabular::setPos(BufferView * bv, int x, int y) const
1203 {
1204         cursor.y(0);
1205
1206         actcell = actrow = actcol = 0;
1207         int ly = tabular->GetDescentOfRow(actrow);
1208
1209         // first search the right row
1210         while((ly < y) && (actrow < tabular->rows())) {
1211                 cursor.y(cursor.y()
1212                          + tabular->GetDescentOfRow(actrow)
1213                          + tabular->GetAscentOfRow(actrow + 1)
1214                          + tabular->
1215                          GetAdditionalHeight(tabular->
1216                                              GetCellNumber(actrow + 1,
1217                                                            actcol)));
1218                 ++actrow;
1219                 ly = cursor.y() + tabular->GetDescentOfRow(actrow);
1220         }
1221         actcell = tabular->GetCellNumber(actrow, actcol);
1222
1223         // now search the right column
1224         int lx = tabular->GetWidthOfColumn(actcell) -
1225                 tabular->GetAdditionalWidth(actcell);
1226 #if 0
1227 #warning Jürgen, can you rewrite this to _not_ use the sequencing operator. (Lgb)
1228         for (; !tabular->IsLastCellInRow(actcell) && (lx < x);
1229              ++actcell,lx += tabular->GetWidthOfColumn(actcell) +
1230                      tabular->GetAdditionalWidth(actcell - 1));
1231 #else
1232         // Jürgen, you should check that this is correct. (Lgb)
1233         for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
1234                 lx += tabular->GetWidthOfColumn(actcell + 1)
1235                         + tabular->GetAdditionalWidth(actcell);
1236         }
1237
1238 #endif
1239         cursor.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
1240         resetPos(bv);
1241 }
1242
1243
1244 int InsetTabular::getCellXPos(int cell) const
1245 {
1246         int c = cell;
1247
1248         for (; !tabular->IsFirstCellInRow(c); --c)
1249                 ;
1250         int lx = tabular->GetWidthOfColumn(cell);
1251         for (; c < cell; ++c) {
1252                 lx += tabular->GetWidthOfColumn(c);
1253         }
1254         return (lx - tabular->GetWidthOfColumn(cell) + top_x);
1255 }
1256
1257
1258 void InsetTabular::resetPos(BufferView * bv) const
1259 {
1260         if (!locked)
1261                 return;
1262         actcol = tabular->column_of_cell(actcell);
1263
1264         int cell = 0;
1265         actrow = 0;
1266         cursor.y(0);
1267         for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
1268                 if (tabular->IsLastCellInRow(cell)) {
1269                         cursor.y(cursor.y()
1270                                  + tabular->GetDescentOfRow(actrow)
1271                                  + tabular->GetAscentOfRow(actrow + 1)
1272                                  + tabular->GetAdditionalHeight(cell + 1));
1273                         ++actrow;
1274                 }
1275         }
1276         static int const offset = ADD_TO_TABULAR_WIDTH + 2;
1277         int new_x = getCellXPos(actcell);
1278         int old_x = cursor.x();
1279         new_x += offset;
1280         cursor.x(new_x);
1281 //    cursor.x(getCellXPos(actcell) + offset);
1282         if (scroll() && (tabular->GetWidthOfTabular() < bv->workWidth()-20))
1283                 scroll(bv, 0.0F);
1284         else if (the_locking_inset &&
1285                  (tabular->GetWidthOfColumn(actcell) > bv->workWidth()-20)) {
1286                 int xx = cursor.x() - offset + bv->text->GetRealCursorX(bv);
1287                 if (xx > (bv->workWidth()-20))
1288                         scroll(bv, -(xx - bv->workWidth() + 60));
1289                 else if (xx < 20) {
1290                         if (xx < 0)
1291                                 xx = -xx + 60;
1292                         else
1293                                 xx = 60;
1294                         scroll(bv, xx);
1295                 }
1296         } else if ((cursor.x() - offset) > 20 &&
1297                    (cursor.x() - offset + tabular->GetWidthOfColumn(actcell))
1298                    > (bv->workWidth() - 20)) {
1299                 scroll(bv, -tabular->GetWidthOfColumn(actcell) - 20);
1300                 UpdateLocal(bv, FULL, false);
1301         } else if ((cursor.x() - offset) < 20) {
1302                 scroll(bv, 20 - cursor.x() + offset);
1303                 UpdateLocal(bv, FULL, false);
1304         } else if (scroll() && top_x > 20 &&
1305                    (top_x + tabular->GetWidthOfTabular()) > (bv->workWidth() - 20)) {
1306                 scroll(bv, old_x - cursor.x());
1307         }
1308         if ((!the_locking_inset ||
1309              !the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE)) &&
1310             actcell != oldcell) {
1311                 InsetTabular * inset = const_cast<InsetTabular *>(this);
1312                 bv->owner()->getDialogs()->updateTabular(inset);
1313                 oldcell = actcell;
1314         }
1315 }
1316
1317
1318 UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
1319 {
1320         if (lock && !old_locking_inset) {
1321                 if (ActivateCellInset(bv))
1322                         return DISPATCHED;
1323         } else {
1324                 bool moved = isRightToLeft(bv)
1325                         ? movePrevCell(bv) : moveNextCell(bv);
1326                 if (!moved)
1327                         return FINISHED;
1328                 if (lock && ActivateCellInset(bv))
1329                         return DISPATCHED;
1330         }
1331         resetPos(bv);
1332         return DISPATCHED_NOUPDATE;
1333 }
1334
1335
1336 UpdatableInset::RESULT InsetTabular::moveLeft(BufferView * bv, bool lock)
1337 {
1338         bool moved = isRightToLeft(bv) ? moveNextCell(bv) : movePrevCell(bv);
1339         if (!moved)
1340                 return FINISHED;
1341         if (lock) {       // behind the inset
1342                 if (ActivateCellInset(bv, 0, 0, 0, true))
1343                         return DISPATCHED;
1344         }
1345         resetPos(bv);
1346         return DISPATCHED_NOUPDATE;
1347 }
1348
1349
1350 UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
1351 {
1352         int const ocell = actcell;
1353         actcell = tabular->GetCellAbove(actcell);
1354         if (actcell == ocell) // we moved out of the inset
1355                 return FINISHED;
1356         resetPos(bv);
1357         if (lock) {
1358                 int x = 0;
1359                 int y = 0;
1360                 if (old_locking_inset) {
1361                         old_locking_inset->GetCursorPos(bv, x, y);
1362                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1363                 }
1364                 if (ActivateCellInset(bv, x, 0))
1365                         return DISPATCHED;
1366         }
1367         return DISPATCHED_NOUPDATE;
1368 }
1369
1370
1371 UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
1372 {
1373         int const ocell = actcell;
1374         actcell = tabular->GetCellBelow(actcell);
1375         if (actcell == ocell) // we moved out of the inset
1376                 return FINISHED;
1377         resetPos(bv);
1378         if (lock) {
1379                 int x = 0;
1380                 int y = 0;
1381                 if (old_locking_inset) {
1382                         old_locking_inset->GetCursorPos(bv, x, y);
1383                         x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
1384                 }
1385                 if (ActivateCellInset(bv, x, 0))
1386                         return DISPATCHED;
1387         }
1388         return DISPATCHED_NOUPDATE;
1389 }
1390
1391
1392 bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
1393 {
1394         if (isRightToLeft(bv)) {
1395                 if (tabular->IsFirstCellInRow(actcell)) {
1396                         int row = tabular->row_of_cell(actcell);
1397                         if (row == tabular->rows() - 1)
1398                                 return false;
1399                         actcell = tabular->GetLastCellInRow(row);
1400                         actcell = tabular->GetCellBelow(actcell);
1401                 } else {
1402                         if (!actcell)
1403                                 return false;
1404                         --actcell;
1405                 }
1406         } else {
1407                 if (tabular->IsLastCell(actcell))
1408                         return false;
1409                 ++actcell;
1410         }
1411         if (lock) {
1412                 bool rtl = tabular->GetCellInset(actcell)->par->
1413                         isRightToLeftPar(bv->buffer()->params);
1414                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1415         }
1416         resetPos(bv);
1417         return true;
1418 }
1419
1420
1421 bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
1422 {
1423         if (isRightToLeft(bv)) {
1424                 if (tabular->IsLastCellInRow(actcell)) {
1425                         int row = tabular->row_of_cell(actcell);
1426                         if (row == 0)
1427                                 return false;
1428                         actcell = tabular->GetFirstCellInRow(row);
1429                         actcell = tabular->GetCellAbove(actcell);
1430                 } else {
1431                         if (tabular->IsLastCell(actcell))
1432                                 return false;
1433                         ++actcell;
1434                 }
1435         } else {
1436                 if (!actcell) // first cell
1437                         return false;
1438                 --actcell;
1439         }
1440         if (lock) {
1441                 bool rtl = tabular->GetCellInset(actcell)->par->
1442                         isRightToLeftPar(bv->buffer()->params);
1443                 ActivateCellInset(bv, 0, 0, 0, !rtl);
1444         }
1445         resetPos(bv);
1446         return true;
1447 }
1448
1449
1450 bool InsetTabular::Delete()
1451 {
1452         return true;
1453 }
1454
1455
1456 void InsetTabular::SetFont(BufferView * bv, LyXFont const & font, bool tall)
1457 {
1458         if (the_locking_inset)
1459                 the_locking_inset->SetFont(bv, font, tall);
1460 }
1461
1462
1463 bool InsetTabular::TabularFeatures(BufferView * bv, string const & what)
1464 {
1465         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1466
1467         int i = 0;
1468         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1469                 string const tmp = tabularFeatures[i].feature;
1470
1471                 if (tmp == what.substr(0, tmp.length())) {
1472                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1473                         //tabularFeatures[i].feature.length())) {
1474                         action = tabularFeatures[i].action;
1475                         break;
1476                 }
1477         }
1478         if (action == LyXTabular::LAST_ACTION)
1479                 return false;
1480
1481         string const val =
1482                 frontStrip(what.substr(tabularFeatures[i].feature.length()));
1483         TabularFeatures(bv, action, val);
1484         return true;
1485 }
1486
1487
1488 void InsetTabular::TabularFeatures(BufferView * bv,
1489                                    LyXTabular::Feature feature,
1490                                    string const & value)
1491 {
1492         //int i;
1493         //int j;
1494         int sel_col_start;
1495         int sel_col_end;
1496         int sel_row_start;
1497         int sel_row_end;
1498         bool setLines = false;
1499         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1500         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1501         //int lineSet;
1502         //bool what;
1503
1504         switch (feature) {
1505         case LyXTabular::M_ALIGN_LEFT:
1506         case LyXTabular::ALIGN_LEFT:
1507                 setAlign=LYX_ALIGN_LEFT;
1508                 break;
1509         case LyXTabular::M_ALIGN_RIGHT:
1510         case LyXTabular::ALIGN_RIGHT:
1511                 setAlign=LYX_ALIGN_RIGHT;
1512                 break;
1513         case LyXTabular::M_ALIGN_CENTER:
1514         case LyXTabular::ALIGN_CENTER:
1515                 setAlign=LYX_ALIGN_CENTER;
1516                 break;
1517         case LyXTabular::M_VALIGN_TOP:
1518         case LyXTabular::VALIGN_TOP:
1519                 setVAlign=LyXTabular::LYX_VALIGN_TOP;
1520                 break;
1521         case LyXTabular::M_VALIGN_BOTTOM:
1522         case LyXTabular::VALIGN_BOTTOM:
1523                 setVAlign=LyXTabular::LYX_VALIGN_BOTTOM;
1524                 break;
1525         case LyXTabular::M_VALIGN_CENTER:
1526         case LyXTabular::VALIGN_CENTER:
1527                 setVAlign=LyXTabular::LYX_VALIGN_CENTER;
1528                 break;
1529         default:
1530                 break;
1531         }
1532         if (hasSelection()) {
1533                 sel_col_start = tabular->column_of_cell(sel_cell_start);
1534                 sel_col_end = tabular->column_of_cell(sel_cell_end);
1535                 if (sel_col_start > sel_col_end) {
1536                         sel_col_end = sel_col_start;
1537                         sel_col_start = tabular->column_of_cell(sel_cell_end);
1538                 } else {
1539                         sel_col_end = tabular->right_column_of_cell(sel_cell_end);
1540                 }
1541
1542                 sel_row_start = tabular->row_of_cell(sel_cell_start);
1543                 sel_row_end = tabular->row_of_cell(sel_cell_end);
1544                 if (sel_row_start > sel_row_end) {
1545                         //int tmp = sel_row_start;
1546                         //sel_row_start = sel_row_end;
1547                         //sel_row_end = tmp;
1548                         swap(sel_row_start, sel_row_end);
1549                 }
1550         } else {
1551                 sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
1552                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1553         }
1554         bv->text->SetUndo(bv->buffer(), Undo::FINISH,
1555 #ifndef NEW_INSETS
1556                           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous_,
1557                           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next_
1558 #else
1559                           bv->text->cursor.par()->previous(),
1560                           bv->text->cursor.par()->next()
1561 #endif
1562                 );
1563
1564         int row = tabular->row_of_cell(actcell);
1565         int column = tabular->column_of_cell(actcell);
1566         bool flag = true;
1567
1568         switch (feature) {
1569         case LyXTabular::SET_PWIDTH:
1570         {
1571                 bool const update = (tabular->GetColumnPWidth(actcell) != value);
1572                 tabular->SetColumnPWidth(actcell,value);
1573                 if (update) {
1574                         for (int i = 0; i < tabular->rows(); ++i) {
1575                                 tabular->GetCellInset(tabular->GetCellNumber(i, column))->
1576                                         resizeLyXText(bv);
1577                         }
1578                         UpdateLocal(bv, INIT, true);
1579                 }
1580         }
1581         break;
1582         case LyXTabular::SET_MPWIDTH:
1583         {
1584                 bool const update = (tabular->GetPWidth(actcell) != value);
1585                 tabular->SetMColumnPWidth(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_SPECIAL_COLUMN:
1596         case LyXTabular::SET_SPECIAL_MULTI:
1597                 tabular->SetAlignSpecial(actcell,value,feature);
1598                 break;
1599         case LyXTabular::APPEND_ROW:
1600                 // append the row into the tabular
1601                 UnlockInsetInInset(bv, the_locking_inset);
1602                 tabular->AppendRow(actcell);
1603                 UpdateLocal(bv, INIT, true);
1604                 break;
1605         case LyXTabular::APPEND_COLUMN:
1606                 // append the column into the tabular
1607                 UnlockInsetInInset(bv, the_locking_inset);
1608                 tabular->AppendColumn(actcell);
1609                 actcell = tabular->GetCellNumber(row, column);
1610                 UpdateLocal(bv, INIT, true);
1611                 break;
1612         case LyXTabular::DELETE_ROW:
1613                 UnlockInsetInInset(bv, the_locking_inset);
1614                 tabular->DeleteRow(tabular->row_of_cell(actcell));
1615                 if ((row+1) > tabular->rows())
1616                         --row;
1617                 actcell = tabular->GetCellNumber(row, column);
1618                 clearSelection();
1619                 UpdateLocal(bv, INIT, true);
1620                 break;
1621         case LyXTabular::DELETE_COLUMN:
1622                 UnlockInsetInInset(bv, the_locking_inset);
1623                 tabular->DeleteColumn(tabular->column_of_cell(actcell));
1624                 if ((column+1) > tabular->columns())
1625                         --column;
1626                 actcell = tabular->GetCellNumber(row, column);
1627                 clearSelection();
1628                 UpdateLocal(bv, INIT, true);
1629                 break;
1630         case LyXTabular::M_TOGGLE_LINE_TOP:
1631                 flag = false;
1632         case LyXTabular::TOGGLE_LINE_TOP:
1633         {
1634                 bool lineSet = !tabular->TopLine(actcell, flag);
1635                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1636                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1637                                 tabular->SetTopLine(
1638                                         tabular->GetCellNumber(i, j),
1639                                         lineSet, flag);
1640                 UpdateLocal(bv, INIT, true);
1641                 break;
1642         }
1643
1644         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1645                 flag = false;
1646         case LyXTabular::TOGGLE_LINE_BOTTOM:
1647         {
1648                 bool lineSet = !tabular->BottomLine(actcell, flag);
1649                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1650                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1651                                 tabular->SetBottomLine(
1652                                         tabular->GetCellNumber(i, j),
1653                                         lineSet,
1654                                         flag);
1655                 UpdateLocal(bv, INIT, true);
1656                 break;
1657         }
1658
1659         case LyXTabular::M_TOGGLE_LINE_LEFT:
1660                 flag = false;
1661         case LyXTabular::TOGGLE_LINE_LEFT:
1662         {
1663                 bool lineSet = !tabular->LeftLine(actcell, flag);
1664                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1665                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1666                                 tabular->SetLeftLine(
1667                                         tabular->GetCellNumber(i,j),
1668                                         lineSet,
1669                                         flag);
1670                 UpdateLocal(bv, INIT, true);
1671                 break;
1672         }
1673
1674         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1675                 flag = false;
1676         case LyXTabular::TOGGLE_LINE_RIGHT:
1677         {
1678                 bool lineSet = !tabular->RightLine(actcell, flag);
1679                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1680                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1681                                 tabular->SetRightLine(
1682                                         tabular->GetCellNumber(i,j),
1683                                         lineSet,
1684                                         flag);
1685                 UpdateLocal(bv, INIT, true);
1686                 break;
1687         }
1688
1689         case LyXTabular::M_ALIGN_LEFT:
1690         case LyXTabular::M_ALIGN_RIGHT:
1691         case LyXTabular::M_ALIGN_CENTER:
1692                 flag = false;
1693         case LyXTabular::ALIGN_LEFT:
1694         case LyXTabular::ALIGN_RIGHT:
1695         case LyXTabular::ALIGN_CENTER:
1696                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1697                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1698                                 tabular->SetAlignment(
1699                                         tabular->GetCellNumber(i, j),
1700                                         setAlign,
1701                                         flag);
1702                 UpdateLocal(bv, INIT, true);
1703                 break;
1704         case LyXTabular::M_VALIGN_TOP:
1705         case LyXTabular::M_VALIGN_BOTTOM:
1706         case LyXTabular::M_VALIGN_CENTER:
1707                 flag = false;
1708         case LyXTabular::VALIGN_TOP:
1709         case LyXTabular::VALIGN_BOTTOM:
1710         case LyXTabular::VALIGN_CENTER:
1711                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1712                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1713                                 tabular->SetVAlignment(
1714                                         tabular->GetCellNumber(i, j),
1715                                         setVAlign, flag);
1716                 UpdateLocal(bv, INIT, true);
1717                 break;
1718         case LyXTabular::MULTICOLUMN:
1719         {
1720                 if (sel_row_start != sel_row_end) {
1721                         WriteAlert(_("Impossible Operation!"),
1722                                    _("Multicolumns can only be horizontally."),
1723                                    _("Sorry."));
1724                         return;
1725                 }
1726                 // just multicol for one Single Cell
1727                 if (!hasSelection()) {
1728                         // check wether we are completly in a multicol
1729                         if (tabular->IsMultiColumn(actcell)) {
1730                                 tabular->UnsetMultiColumn(actcell);
1731                                 UpdateLocal(bv, INIT, true);
1732                         } else {
1733                                 tabular->SetMultiColumn(actcell, 1);
1734                                 UpdateLocal(bv, CELL, true);
1735                         }
1736                         return;
1737                 }
1738                 // we have a selection so this means we just add all this
1739                 // cells to form a multicolumn cell
1740                 int s_start;
1741                 int s_end;
1742
1743                 if (sel_cell_start > sel_cell_end) {
1744                         s_start = sel_cell_end;
1745                         s_end = sel_cell_start;
1746                 } else {
1747                         s_start = sel_cell_start;
1748                         s_end = sel_cell_end;
1749                 }
1750                 tabular->SetMultiColumn(s_start, s_end - s_start + 1);
1751                 actcell = s_start;
1752                 sel_cell_end = sel_cell_start;
1753                 UpdateLocal(bv, INIT, true);
1754                 break;
1755         }
1756         case LyXTabular::SET_ALL_LINES:
1757                 setLines = true;
1758         case LyXTabular::UNSET_ALL_LINES:
1759                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1760                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1761                                 tabular->SetAllLines(
1762                                         tabular->GetCellNumber(i,j), setLines);
1763                 UpdateLocal(bv, INIT, true);
1764                 break;
1765         case LyXTabular::SET_LONGTABULAR:
1766                 tabular->SetLongTabular(true);
1767                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1768                 break;
1769         case LyXTabular::UNSET_LONGTABULAR:
1770                 tabular->SetLongTabular(false);
1771                 UpdateLocal(bv, INIT, true); // because this toggles displayed
1772                 break;
1773         case LyXTabular::SET_ROTATE_TABULAR:
1774                 tabular->SetRotateTabular(true);
1775                 break;
1776         case LyXTabular::UNSET_ROTATE_TABULAR:
1777                 tabular->SetRotateTabular(false);
1778                 break;
1779         case LyXTabular::SET_ROTATE_CELL:
1780                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1781                         for (int j = sel_col_start; j<=sel_col_end; ++j)
1782                                 tabular->SetRotateCell(
1783                                         tabular->GetCellNumber(i, j),
1784                                         true);
1785                 break;
1786         case LyXTabular::UNSET_ROTATE_CELL:
1787                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1788                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1789                                 tabular->SetRotateCell(
1790                                         tabular->GetCellNumber(i, j), false);
1791                 break;
1792         case LyXTabular::SET_USEBOX:
1793         {
1794                 LyXTabular::BoxType val = LyXTabular::BoxType(strToInt(value));
1795                 if (val == tabular->GetUsebox(actcell))
1796                         val = LyXTabular::BOX_NONE;
1797                 for (int i = sel_row_start; i <= sel_row_end; ++i)
1798                         for (int j = sel_col_start; j <= sel_col_end; ++j)
1799                                 tabular->SetUsebox(
1800                                         tabular->GetCellNumber(i, j), val);
1801                 break;
1802         }
1803         case LyXTabular::SET_LTFIRSTHEAD:
1804                 tabular->SetLTHead(actcell, true);
1805                 break;
1806         case LyXTabular::SET_LTHEAD:
1807                 tabular->SetLTHead(actcell, false);
1808                 break;
1809         case LyXTabular::SET_LTFOOT:
1810                 tabular->SetLTFoot(actcell, false);
1811                 break;
1812         case LyXTabular::SET_LTLASTFOOT:
1813                 tabular->SetLTFoot(actcell, true);
1814                 break;
1815         case LyXTabular::SET_LTNEWPAGE:
1816         {
1817                 bool what = !tabular->GetLTNewPage(actcell);
1818                 tabular->SetLTNewPage(actcell, what);
1819                 break;
1820         }
1821         // dummy stuff just to avoid warnings
1822         case LyXTabular::LAST_ACTION:
1823                 break;
1824         }
1825 }
1826
1827
1828 bool InsetTabular::ActivateCellInset(BufferView * bv, int x, int y, int button,
1829                                      bool behind)
1830 {
1831         UpdatableInset * inset =
1832                 static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
1833         LyXFont font(LyXFont::ALL_SANE);
1834         if (behind) {
1835                 x = inset->x() + inset->width(bv, font);
1836                 y = inset->descent(bv, font);
1837         }
1838         //inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
1839         //inset_y = cursor.y();
1840         inset->Edit(bv, x,  y, button);
1841         if (!the_locking_inset)
1842                 return false;
1843         UpdateLocal(bv, CELL, false);
1844         return (the_locking_inset != 0);
1845 }
1846
1847
1848 bool InsetTabular::ActivateCellInsetAbs(BufferView * bv, int x, int y,
1849                                         int button)
1850 {
1851         inset_x = cursor.x()
1852                 - top_x + tabular->GetBeginningOfTextInCell(actcell);
1853         inset_y = cursor.y();
1854         return ActivateCellInset(bv, x - inset_x, y - inset_y, button);
1855 }
1856
1857
1858 bool InsetTabular::InsetHit(BufferView *, int x, int) const
1859 {
1860         return (x + top_x)
1861                 > (cursor.x() + tabular->GetBeginningOfTextInCell(actcell));
1862 }
1863
1864
1865 // This returns paperWidth() if the cell-width is unlimited or the width
1866 // in pixels if we have a pwidth for this cell.
1867 int InsetTabular::GetMaxWidthOfCell(BufferView * bv, int cell) const
1868 {
1869         string const s = tabular->GetPWidth(cell);
1870
1871         if (s.empty())
1872                 return -1;
1873         return VSpace(s).inPixels(bv);
1874 }
1875
1876
1877 int InsetTabular::getMaxWidth(BufferView * bv,
1878                               UpdatableInset const * inset) const
1879 {
1880         int const n = tabular->GetNumberOfCells();
1881         int cell = 0;
1882         for (; cell < n; ++cell) {
1883                 if (tabular->GetCellInset(cell) == inset)
1884                         break;
1885         }
1886         if (cell >= n)
1887                 return -1;
1888         int w = GetMaxWidthOfCell(bv, cell);
1889         if (w > 0)
1890                 // because the inset then subtracts it's top_x and owner->x()
1891                 w += (inset->x() - top_x);
1892         return w;
1893 }
1894
1895
1896 void InsetTabular::resizeLyXText(BufferView *) const
1897 {
1898         need_update = FULL;
1899 }
1900
1901
1902 LyXText * InsetTabular::getLyXText(BufferView const * bv,
1903                                    bool const recursive) const
1904 {
1905         if (the_locking_inset)
1906                 return the_locking_inset->getLyXText(bv, recursive);
1907         return Inset::getLyXText(bv, recursive);
1908 }
1909
1910
1911 bool InsetTabular::ShowInsetDialog(BufferView * bv) const
1912 {
1913         if (!the_locking_inset || !the_locking_inset->ShowInsetDialog(bv))
1914                 bv->owner()->getDialogs()
1915                         ->showTabular(const_cast<InsetTabular *>(this));
1916         return true;
1917 }
1918
1919
1920 void InsetTabular::OpenLayoutDialog(BufferView * bv) const
1921 {
1922         if (the_locking_inset) {
1923                 InsetTabular * i = static_cast<InsetTabular *>
1924                         (the_locking_inset->GetFirstLockingInsetOfType(TABULAR_CODE));
1925                 if (i) {
1926                         i->OpenLayoutDialog(bv);
1927                         return;
1928                 }
1929         }
1930         bv->owner()->getDialogs()->showTabular(
1931                 const_cast<InsetTabular *>(this));
1932 }
1933
1934 //
1935 // functions returns:
1936 // 0 ... disabled
1937 // 1 ... enabled
1938 // 2 ... toggled on
1939 // 3 ... toggled off
1940 //
1941 LyXFunc::func_status InsetTabular::getStatus(string const & what) const
1942 {
1943         int action = LyXTabular::LAST_ACTION;
1944         LyXFunc::func_status status = LyXFunc::OK;
1945
1946         int i = 0;
1947         for (; tabularFeatures[i].action != LyXTabular::LAST_ACTION; ++i) {
1948                 string const tmp = tabularFeatures[i].feature;
1949                 if (tmp == what.substr(0, tmp.length())) {
1950                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1951                         //   tabularFeatures[i].feature.length())) {
1952                         action = tabularFeatures[i].action;
1953                         break;
1954                 }
1955         }
1956         if (action == LyXTabular::LAST_ACTION)
1957                 return LyXFunc::Unknown;
1958
1959         string const argument = frontStrip(what.substr(tabularFeatures[i].feature.length()));
1960
1961         int sel_row_start;
1962         int sel_row_end;
1963         int dummy;
1964         bool flag = true;
1965
1966         if (hasSelection()) {
1967                 sel_row_start = tabular->row_of_cell(sel_cell_start);
1968                 sel_row_end = tabular->row_of_cell(sel_cell_end);
1969                 if (sel_row_start > sel_row_end) {
1970                         //int tmp = sel_row_start;
1971                         //sel_row_start = sel_row_end;
1972                         //sel_row_end = tmp;
1973                         swap(sel_row_start, sel_row_end);
1974                 }
1975         } else {
1976                 sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
1977         }
1978
1979         switch (action) {
1980         case LyXTabular::SET_PWIDTH:
1981         case LyXTabular::SET_MPWIDTH:
1982         case LyXTabular::SET_SPECIAL_COLUMN:
1983         case LyXTabular::SET_SPECIAL_MULTI:
1984                 status |= LyXFunc::Disabled;
1985                 return status;
1986
1987         case LyXTabular::APPEND_ROW:
1988         case LyXTabular::APPEND_COLUMN:
1989         case LyXTabular::DELETE_ROW:
1990         case LyXTabular::DELETE_COLUMN:
1991         case LyXTabular::SET_ALL_LINES:
1992         case LyXTabular::UNSET_ALL_LINES:
1993                 status |= LyXFunc::OK;
1994                 return status;
1995
1996         case LyXTabular::MULTICOLUMN:
1997                 if (tabular->IsMultiColumn(actcell))
1998                         status |= LyXFunc::ToggleOn;
1999                 else
2000                         status |= LyXFunc::ToggleOff;
2001                 break;
2002         case LyXTabular::M_TOGGLE_LINE_TOP:
2003                 flag = false;
2004         case LyXTabular::TOGGLE_LINE_TOP:
2005                 if (tabular->TopLine(actcell, flag))
2006                         status |= LyXFunc::ToggleOn;
2007                 else
2008                         status |= LyXFunc::ToggleOff;
2009                 break;
2010         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
2011                 flag = false;
2012         case LyXTabular::TOGGLE_LINE_BOTTOM:
2013                 if (tabular->BottomLine(actcell, flag))
2014                         status |= LyXFunc::ToggleOn;
2015                 else
2016                         status |= LyXFunc::ToggleOff;
2017                 break;
2018         case LyXTabular::M_TOGGLE_LINE_LEFT:
2019                 flag = false;
2020         case LyXTabular::TOGGLE_LINE_LEFT:
2021                 if (tabular->LeftLine(actcell, flag))
2022                         status |= LyXFunc::ToggleOn;
2023                 else
2024                         status |= LyXFunc::ToggleOff;
2025                 break;
2026         case LyXTabular::M_TOGGLE_LINE_RIGHT:
2027                 flag = false;
2028         case LyXTabular::TOGGLE_LINE_RIGHT:
2029                 if (tabular->RightLine(actcell, flag))
2030                         status |= LyXFunc::ToggleOn;
2031                 else
2032                         status |= LyXFunc::ToggleOff;
2033                 break;
2034         case LyXTabular::M_ALIGN_LEFT:
2035                 flag = false;
2036         case LyXTabular::ALIGN_LEFT:
2037                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_LEFT)
2038                         status |= LyXFunc::ToggleOn;
2039                 else
2040                         status |= LyXFunc::ToggleOff;
2041                 break;
2042         case LyXTabular::M_ALIGN_RIGHT:
2043                 flag = false;
2044         case LyXTabular::ALIGN_RIGHT:
2045                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_RIGHT)
2046                         status |= LyXFunc::ToggleOn;
2047                 else
2048                         status |= LyXFunc::ToggleOff;
2049                 break;
2050         case LyXTabular::M_ALIGN_CENTER:
2051                 flag = false;
2052         case LyXTabular::ALIGN_CENTER:
2053                 if (tabular->GetAlignment(actcell, flag) == LYX_ALIGN_CENTER)
2054                         status |= LyXFunc::ToggleOn;
2055                 else
2056                         status |= LyXFunc::ToggleOff;
2057                 break;
2058         case LyXTabular::M_VALIGN_TOP:
2059                 flag = false;
2060         case LyXTabular::VALIGN_TOP:
2061                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_TOP)
2062                         status |= LyXFunc::ToggleOn;
2063                 else
2064                         status |= LyXFunc::ToggleOff;
2065                 break;
2066         case LyXTabular::M_VALIGN_BOTTOM:
2067                 flag = false;
2068         case LyXTabular::VALIGN_BOTTOM:
2069                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_BOTTOM)
2070                         status |= LyXFunc::ToggleOn;
2071                 else
2072                         status |= LyXFunc::ToggleOff;
2073                 break;
2074         case LyXTabular::M_VALIGN_CENTER:
2075                 flag = false;
2076         case LyXTabular::VALIGN_CENTER:
2077                 if (tabular->GetVAlignment(actcell, flag) == LyXTabular::LYX_VALIGN_CENTER)
2078                         status |= LyXFunc::ToggleOn;
2079                 else
2080                         status |= LyXFunc::ToggleOff;
2081                 break;
2082         case LyXTabular::SET_LONGTABULAR:
2083                 if (tabular->IsLongTabular())
2084                         status |= LyXFunc::ToggleOn;
2085                 else
2086                         status |= LyXFunc::ToggleOff;
2087                 break;
2088         case LyXTabular::UNSET_LONGTABULAR:
2089                 if (!tabular->IsLongTabular())
2090                         status |= LyXFunc::ToggleOn;
2091                 else
2092                         status |= LyXFunc::ToggleOff;
2093                 break;
2094         case LyXTabular::SET_ROTATE_TABULAR:
2095                 if (tabular->GetRotateTabular())
2096                         status |= LyXFunc::ToggleOn;
2097                 else
2098                         status |= LyXFunc::ToggleOff;
2099                 break;
2100         case LyXTabular::UNSET_ROTATE_TABULAR:
2101                 if (!tabular->GetRotateTabular())
2102                         status |= LyXFunc::ToggleOn;
2103                 else
2104                         status |= LyXFunc::ToggleOff;
2105                 break;
2106         case LyXTabular::SET_ROTATE_CELL:
2107                 if (tabular->GetRotateCell(actcell))
2108                         status |= LyXFunc::ToggleOn;
2109                 else
2110                         status |= LyXFunc::ToggleOff;
2111                 break;
2112         case LyXTabular::UNSET_ROTATE_CELL:
2113                 if (!tabular->GetRotateCell(actcell))
2114                         status |= LyXFunc::ToggleOn;
2115                 else
2116                         status |= LyXFunc::ToggleOff;
2117                 break;
2118         case LyXTabular::SET_USEBOX:
2119                 if (strToInt(argument) == tabular->GetUsebox(actcell))
2120                         status |= LyXFunc::ToggleOn;
2121                 else
2122                         status |= LyXFunc::ToggleOff;
2123                 break;
2124         case LyXTabular::SET_LTFIRSTHEAD:
2125                 if (tabular->GetRowOfLTHead(actcell, dummy))
2126                         status |= LyXFunc::ToggleOn;
2127                 else
2128                         status |= LyXFunc::ToggleOff;
2129                 break;
2130         case LyXTabular::SET_LTHEAD:
2131                 if (tabular->GetRowOfLTHead(actcell, dummy))
2132                         status |= LyXFunc::ToggleOn;
2133                 else
2134                         status |= LyXFunc::ToggleOff;
2135                 break;
2136         case LyXTabular::SET_LTFOOT:
2137                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2138                         status |= LyXFunc::ToggleOn;
2139                 else
2140                         status |= LyXFunc::ToggleOff;
2141                 break;
2142         case LyXTabular::SET_LTLASTFOOT:
2143                 if (tabular->GetRowOfLTFoot(actcell, dummy))
2144                         status |= LyXFunc::ToggleOn;
2145                 else
2146                         status |= LyXFunc::ToggleOff;
2147                 break;
2148         case LyXTabular::SET_LTNEWPAGE:
2149                 if (tabular->GetLTNewPage(actcell))
2150                         status |= LyXFunc::ToggleOn;
2151                 else
2152                         status |= LyXFunc::ToggleOff;
2153                 break;
2154         default:
2155                 status = LyXFunc::Disabled;
2156                 break;
2157         }
2158         return status;
2159 }
2160
2161
2162 bool InsetTabular::copySelection(BufferView * bv)
2163 {
2164         if (!hasSelection())
2165                 return false;
2166         //delete paste_tabular;
2167
2168         //int sel_col_start;
2169         //int sel_col_end;
2170         //int sel_row_start;
2171         //int sel_row_end;
2172
2173         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2174         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2175         if (sel_col_start > sel_col_end) {
2176                 sel_col_start = sel_col_end;
2177                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2178         } else {
2179                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2180         }
2181         int const columns = sel_col_end - sel_col_start + 1;
2182
2183         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2184         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2185         if (sel_row_start > sel_row_end) {
2186                 //int tmp tmp = sel_row_start;
2187                 //sel_row_start = sel_row_end;
2188                 //sel_row_end = tmp;
2189                 swap(sel_row_start, sel_row_end);
2190         }
2191         int const rows = sel_row_end - sel_row_start + 1;
2192
2193         delete paste_tabular;
2194         paste_tabular = new LyXTabular(this, *tabular); // rows, columns);
2195         //int i;
2196         for (int i = 0; i < sel_row_start; ++i)
2197                 paste_tabular->DeleteRow(0);
2198         while(paste_tabular->rows() > rows)
2199                 paste_tabular->DeleteRow(rows);
2200         paste_tabular->SetTopLine(0, true, true);
2201         paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows-1),
2202                                      true, true);
2203         for (int i = 0; i < sel_col_start; ++i)
2204                 paste_tabular->DeleteColumn(0);
2205         while (paste_tabular->columns() > columns)
2206                 paste_tabular->DeleteColumn(columns);
2207         paste_tabular->SetLeftLine(0, true, true);
2208         paste_tabular->SetRightLine(paste_tabular->GetLastCellInRow(0),
2209                                     true, true);
2210
2211         ostringstream sstr;
2212         paste_tabular->Ascii(bv->buffer(), sstr);
2213         bv->stuffClipboard(sstr.str().c_str());
2214         return true;
2215 }
2216
2217
2218 bool InsetTabular::pasteSelection(BufferView * bv)
2219 {
2220         if (!paste_tabular)
2221                 return false;
2222
2223         for (int r1 = 0, r2 = actrow;
2224              (r1 < paste_tabular->rows()) && (r2 < tabular->rows());
2225              ++r1, ++r2) {
2226                 for(int c1 = 0, c2 = actcol;
2227                     (c1 < paste_tabular->columns()) && (c2 < tabular->columns());
2228                     ++c1, ++c2) {
2229                         if (paste_tabular->IsPartOfMultiColumn(r1,c1) &&
2230                             tabular->IsPartOfMultiColumn(r2,c2))
2231                                 continue;
2232                         if (paste_tabular->IsPartOfMultiColumn(r1,c1)) {
2233                                 --c2;
2234                                 continue;
2235                         }
2236                         if (tabular->IsPartOfMultiColumn(r2,c2)) {
2237                                 --c1;
2238                                 continue;
2239                         }
2240                         int const n1 = paste_tabular->GetCellNumber(r1, c1);
2241                         int const n2 = tabular->GetCellNumber(r2, c2);
2242                         *(tabular->GetCellInset(n2)) = *(paste_tabular->GetCellInset(n1));
2243                         tabular->GetCellInset(n2)->setOwner(this);
2244                         tabular->GetCellInset(n2)->deleteLyXText(bv);
2245                 }
2246         }
2247         return true;
2248 }
2249
2250
2251 bool InsetTabular::cutSelection()
2252 {
2253         if (!hasSelection())
2254                 return false;
2255
2256         //int sel_col_start;
2257         //int sel_col_end;
2258         //int sel_row_start;
2259         //int sel_row_end;
2260
2261         int sel_col_start = tabular->column_of_cell(sel_cell_start);
2262         int sel_col_end = tabular->column_of_cell(sel_cell_end);
2263         if (sel_col_start > sel_col_end) {
2264                 sel_col_start = sel_col_end;
2265                 sel_col_end = tabular->right_column_of_cell(sel_cell_start);
2266         } else {
2267                 sel_col_end = tabular->right_column_of_cell(sel_cell_end);
2268         }
2269         int sel_row_start = tabular->row_of_cell(sel_cell_start);
2270         int sel_row_end = tabular->row_of_cell(sel_cell_end);
2271         if (sel_row_start > sel_row_end) {
2272                 //int tmp = sel_row_start;
2273                 //sel_row_start = sel_row_end;
2274                 //sel_row_end = tmp;
2275                 swap(sel_row_start, sel_row_end);
2276         }
2277         if (sel_cell_start > sel_cell_end) {
2278                 //int tmp = sel_cell_start;
2279                 //sel_cell_start = sel_cell_end;
2280                 //sel_cell_end = tmp;
2281                 swap(sel_cell_start, sel_cell_end);
2282         }
2283         for (int i = sel_row_start; i <= sel_row_end; ++i) {
2284                 for (int j = sel_col_start; j <= sel_col_end; ++j) {
2285                         tabular->GetCellInset(tabular->GetCellNumber(i, j))->clear();
2286                 }
2287         }
2288         return true;
2289 }
2290
2291
2292 bool InsetTabular::isRightToLeft(BufferView *bv )
2293 {
2294         return bv->getParentLanguage(this)->RightToLeft();
2295 }