src/insets/insettabular.C

   1 /**
   2  * \file insettabular.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "insettabular.h"
  14
  15 #include "buffer.h"
  16 #include "bufferparams.h"
  17 #include "BufferView.h"
  18 #include "cursor.h"
  19 #include "CutAndPaste.h"
  20 #include "coordcache.h"
  21 #include "debug.h"
  22 #include "dispatchresult.h"
  23 #include "funcrequest.h"
  24 #include "FuncStatus.h"
  25 #include "gettext.h"
  26 #include "language.h"
  27 #include "LColor.h"
  28 #include "lyx_cb.h"
  29 #include "lyxlex.h"
  30 #include "metricsinfo.h"
  31 #include "outputparams.h"
  32 #include "paragraph.h"
  33 #include "paragraph_funcs.h"
  34 #include "ParagraphParameters.h"
  35 #include "undo.h"
  36
  37 #include "support/convert.h"
  38
  39 #include "frontends/Alert.h"
  40 #include "frontends/font_metrics.h"
  41 #include "frontends/Gui.h"
  42 #include "frontends/LyXView.h"
  43 #include "frontends/Clipboard.h"
  44 #include "frontends/Painter.h"
  45 #include "frontends/Selection.h"
  46 #include "frontends/nullpainter.h"
  47
  48 #include <sstream>
  49 #include <iostream>
  50 #include <limits>
  51
  52 using lyx::docstring;
  53
  54 using lyx::cap::dirtyTabularStack;
  55 using lyx::cap::tabularStackDirty;
  56
  57 using lyx::graphics::PreviewLoader;
  58
  59 using lyx::support::ltrim;
  60
  61 using lyx::frontend::Painter;
  62 using lyx::frontend::Gui;
  63 using lyx::frontend::Clipboard;
  64
  65 using boost::shared_ptr;
  66
  67 using std::auto_ptr;
  68 using std::endl;
  69 using std::max;
  70 using std::string;
  71 using std::istringstream;
  72 using std::ostream;
  73 using std::ostringstream;
  74 using std::swap;
  75 using std::vector;
  76
  77
  78 namespace {
  79
  80 int const ADD_TO_HEIGHT = 2;
  81 int const ADD_TO_TABULAR_WIDTH = 2;
  82 int const default_line_space = 10;
  83
  84 ///
  85 boost::scoped_ptr<LyXTabular> paste_tabular;
  86
  87
  88 struct TabularFeature {
  89         LyXTabular::Feature action;
  90         string feature;
  91 };
  92
  93
  94 TabularFeature tabularFeature[] =
  95 {
  96         { LyXTabular::APPEND_ROW, "append-row" },
  97         { LyXTabular::APPEND_COLUMN, "append-column" },
  98         { LyXTabular::DELETE_ROW, "delete-row" },
  99         { LyXTabular::DELETE_COLUMN, "delete-column" },
 100         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 101         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 102         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 103         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 104         { LyXTabular::ALIGN_LEFT, "align-left" },
 105         { LyXTabular::ALIGN_RIGHT, "align-right" },
 106         { LyXTabular::ALIGN_CENTER, "align-center" },
 107         { LyXTabular::ALIGN_BLOCK, "align-block" },
 108         { LyXTabular::VALIGN_TOP, "valign-top" },
 109         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
 110         { LyXTabular::VALIGN_MIDDLE, "valign-middle" },
 111         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
 112         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
 113         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
 114         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
 115         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
 116         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
 117         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
 118         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
 119         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 120         { LyXTabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 121         { LyXTabular::MULTICOLUMN, "multicolumn" },
 122         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
 123         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
 124         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
 125         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
 126         { LyXTabular::SET_PWIDTH, "set-pwidth" },
 127         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
 128         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 129         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 130         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 131         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 132         { LyXTabular::SET_USEBOX, "set-usebox" },
 133         { LyXTabular::SET_LTHEAD, "set-lthead" },
 134         { LyXTabular::UNSET_LTHEAD, "unset-lthead" },
 135         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 136         { LyXTabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 137         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 138         { LyXTabular::UNSET_LTFOOT, "unset-ltfoot" },
 139         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 140         { LyXTabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 141         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 142         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 143         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 144         { LyXTabular::SET_BOOKTABS, "set-booktabs" },
 145         { LyXTabular::UNSET_BOOKTABS, "unset-booktabs" },
 146         { LyXTabular::SET_TOP_SPACE, "set-top-space" },
 147         { LyXTabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 148         { LyXTabular::SET_INTERLINE_SPACE, "set-interline-space" },
 149         { LyXTabular::LAST_ACTION, "" }
 150 };
 151
 152
 153 class FeatureEqual : public std::unary_function<TabularFeature, bool> {
 154 public:
 155         FeatureEqual(LyXTabular::Feature feature)
 156                 : feature_(feature) {}
 157         bool operator()(TabularFeature const & tf) const {
 158                 return tf.action == feature_;
 159         }
 160 private:
 161         LyXTabular::Feature feature_;
 162 };
 163
 164 } // namespace anon
 165
 166
 167 string const featureAsString(LyXTabular::Feature feature)
 168 {
 169         TabularFeature * end = tabularFeature +
 170                 sizeof(tabularFeature) / sizeof(TabularFeature);
 171         TabularFeature * it = std::find_if(tabularFeature, end,
 172                                            FeatureEqual(feature));
 173         return (it == end) ? string() : it->feature;
 174 }
 175
 176
 177 bool InsetTabular::hasPasteBuffer() const
 178 {
 179         return (paste_tabular.get() != 0);
 180 }
 181
 182
 183 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
 184                            col_type columns)
 185         : tabular(buf.params(), max(rows, row_type(1)),
 186           max(columns, col_type(1))), buffer_(&buf), scx_(0)
 187 {}
 188
 189
 190 InsetTabular::InsetTabular(InsetTabular const & tab)
 191         : InsetOld(tab), tabular(tab.tabular),
 192                 buffer_(tab.buffer_), scx_(0)
 193 {}
 194
 195
 196 InsetTabular::~InsetTabular()
 197 {
 198         InsetTabularMailer(*this).hideDialog();
 199 }
 200
 201
 202 auto_ptr<InsetBase> InsetTabular::doClone() const
 203 {
 204         return auto_ptr<InsetBase>(new InsetTabular(*this));
 205 }
 206
 207
 208 Buffer const & InsetTabular::buffer() const
 209 {
 210         return *buffer_;
 211 }
 212
 213
 214 void InsetTabular::buffer(Buffer const * b)
 215 {
 216         buffer_ = b;
 217 }
 218
 219
 220 void InsetTabular::write(Buffer const & buf, ostream & os) const
 221 {
 222         os << "Tabular" << endl;
 223         tabular.write(buf, os);
 224 }
 225
 226
 227 void InsetTabular::read(Buffer const & buf, LyXLex & lex)
 228 {
 229         bool const old_format = (lex.getString() == "\\LyXTable");
 230
 231         tabular.read(buf, lex);
 232
 233         if (old_format)
 234                 return;
 235
 236         lex.next();
 237         string token = lex.getString();
 238         while (lex.isOK() && (token != "\\end_inset")) {
 239                 lex.next();
 240                 token = lex.getString();
 241         }
 242         if (token != "\\end_inset") {
 243                 lex.printError("Missing \\end_inset at this point. "
 244                                "Read: `$$Token'");
 245         }
 246 }
 247
 248
 249 void InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
 250 {
 251         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
 252         //      mi.base.textwidth << "\n";
 253         if (!mi.base.bv) {
 254                 lyxerr << "InsetTabular::metrics: need bv" << endl;
 255                 BOOST_ASSERT(false);
 256         }
 257
 258         row_type i = 0;
 259         for (idx_type cell = 0; i < tabular.rows(); ++i) {
 260                 int maxAsc = 0;
 261                 int maxDesc = 0;
 262                 for (col_type j = 0; j < tabular.columns(); ++j) {
 263                         if (tabular.isPartOfMultiColumn(i, j))
 264                                 // Multicolumn cell, but not first one
 265                                 continue;
 266                         Dimension dim;
 267                         MetricsInfo m = mi;
 268                         LyXLength p_width;
 269                         if (tabular.cell_info[i][j].multicolumn ==
 270                             LyXTabular::CELL_BEGIN_OF_MULTICOLUMN)
 271                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
 272                         else
 273                                 p_width = tabular.column_info[j].p_width;
 274                         if (!p_width.zero())
 275                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
 276                         tabular.getCellInset(cell)->metrics(m, dim);
 277                         if (!p_width.zero())
 278                                 dim.wid = m.base.textwidth;
 279                         tabular.setWidthOfCell(cell, dim.wid);
 280                         if (p_width.zero()) {
 281                                 m.base.textwidth = dim.wid + 2 * ADD_TO_TABULAR_WIDTH;
 282                                 // FIXME there must be a way to get rid of
 283                                 // the second metrics call
 284                                 tabular.getCellInset(cell)->metrics(m, dim);
 285                         }
 286                         maxAsc  = max(maxAsc, dim.asc);
 287                         maxDesc = max(maxDesc, dim.des);
 288                         ++cell;
 289                 }
 290                 int const top_space = tabular.row_info[i].top_space_default ?
 291                         default_line_space :
 292                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
 293                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT + top_space);
 294                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
 295                         default_line_space :
 296                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
 297                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
 298         }
 299
 300         dim.asc = tabular.getAscentOfRow(0);
 301         dim.des = tabular.getHeightOfTabular() - dim.asc;
 302         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
 303         dim_ = dim;
 304 }
 305
 306
 307 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 308 {
 309         setPosCache(pi, x, y);
 310
 311         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 312         BufferView * bv = pi.base.bv;
 313
 314         static lyx::frontend::NullPainter nop;
 315         static PainterInfo nullpi(bv, nop);
 316
 317         //resetPos(bv->cursor());
 318
 319         x += scx_;
 320         x += ADD_TO_TABULAR_WIDTH;
 321
 322         idx_type idx = 0;
 323         first_visible_cell = LyXTabular::npos;
 324         for (row_type i = 0; i < tabular.rows(); ++i) {
 325                 int nx = x;
 326                 int const a = tabular.getAscentOfRow(i);
 327                 int const d = tabular.getDescentOfRow(i);
 328                 idx = tabular.getCellNumber(i, 0);
 329                 for (col_type j = 0; j < tabular.columns(); ++j) {
 330                         if (tabular.isPartOfMultiColumn(i, j))
 331                                 continue;
 332                         if (first_visible_cell == LyXTabular::npos)
 333                                 first_visible_cell = idx;
 334
 335                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 336                         if (nx + tabular.getWidthOfColumn(idx) < 0
 337                             || nx > bv->workWidth()
 338                             || y + d < 0
 339                             || y - a > bv->workHeight()) {
 340                                 cell(idx)->draw(nullpi, cx, y);
 341                                 drawCellLines(nop, nx, y, i, idx, pi.erased_);
 342                         } else {
 343                                 cell(idx)->draw(pi, cx, y);
 344                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 345                         }
 346                         nx += tabular.getWidthOfColumn(idx);
 347                         ++idx;
 348                 }
 349
 350                 if (i + 1 < tabular.rows())
 351                         y += d + tabular.getAscentOfRow(i + 1) +
 352                                 tabular.getAdditionalHeight(i + 1);
 353         }
 354 }
 355
 356
 357 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 358 {
 359         setPosCache(pi, x, y);
 360
 361         LCursor & cur = pi.base.bv->cursor();
 362
 363         x += scx_ + ADD_TO_TABULAR_WIDTH;
 364
 365         // Paint background of current tabular
 366         int const w = tabular.getWidthOfTabular();
 367         int const h = tabular.getHeightOfTabular();
 368         int yy = y - tabular.getAscentOfRow(0);
 369         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
 370
 371         if (!cur.selection())
 372                 return;
 373         if (!ptr_cmp(&cur.inset(), this))
 374                 return;
 375
 376         //resetPos(cur);
 377
 378
 379         if (tablemode(cur)) {
 380                 row_type rs, re;
 381                 col_type cs, ce;
 382                 getSelection(cur, rs, re, cs, ce);
 383                 y -= tabular.getAscentOfRow(0);
 384                 for (row_type j = 0; j < tabular.rows(); ++j) {
 385                         int const a = tabular.getAscentOfRow(j);
 386                         int const h = a + tabular.getDescentOfRow(j);
 387                         int xx = x;
 388                         y += tabular.getAdditionalHeight(j);
 389                         for (col_type i = 0; i < tabular.columns(); ++i) {
 390                                 if (tabular.isPartOfMultiColumn(j, i))
 391                                         continue;
 392                                 idx_type const cell =
 393                                         tabular.getCellNumber(j, i);
 394                                 int const w = tabular.getWidthOfColumn(cell);
 395                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 396                                         pi.pain.fillRectangle(xx, y, w, h,
 397                                                               LColor::selection);
 398                                 xx += w;
 399
 400                         }
 401                         y += h;
 402                 }
 403
 404         } else {
 405                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 406         }
 407 }
 408
 409
 410 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 411                                  row_type row, idx_type cell, bool erased) const
 412 {
 413         int x2 = x + tabular.getWidthOfColumn(cell);
 414         bool on_off = false;
 415         LColor::color col = LColor::tabularline;
 416         LColor::color onoffcol = LColor::tabularonoffline;
 417
 418         if (erased) {
 419                 col = LColor::strikeout;
 420                 onoffcol = LColor::strikeout;
 421         }
 422
 423         if (!tabular.topAlreadyDrawn(cell)) {
 424                 on_off = !tabular.topLine(cell);
 425                 pain.line(x, y - tabular.getAscentOfRow(row),
 426                           x2, y -  tabular.getAscentOfRow(row),
 427                           on_off ? onoffcol : col,
 428                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 429         }
 430         on_off = !tabular.bottomLine(cell);
 431         pain.line(x, y + tabular.getDescentOfRow(row),
 432                   x2, y + tabular.getDescentOfRow(row),
 433                   on_off ? onoffcol : col,
 434                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 435         if (!tabular.leftAlreadyDrawn(cell)) {
 436                 on_off = !tabular.leftLine(cell);
 437                 pain.line(x, y -  tabular.getAscentOfRow(row),
 438                           x, y +  tabular.getDescentOfRow(row),
 439                           on_off ? onoffcol : col,
 440                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 441         }
 442         on_off = !tabular.rightLine(cell);
 443         pain.line(x2 - tabular.getAdditionalWidth(cell),
 444                   y -  tabular.getAscentOfRow(row),
 445                   x2 - tabular.getAdditionalWidth(cell),
 446                   y +  tabular.getDescentOfRow(row),
 447                   on_off ? onoffcol : col,
 448                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 449 }
 450
 451
 452 string const InsetTabular::editMessage() const
 453 {
 454         return _("Opened table");
 455 }
 456
 457
 458 void InsetTabular::edit(LCursor & cur, bool left)
 459 {
 460         //lyxerr << "InsetTabular::edit: " << this << endl;
 461         finishUndo();
 462         cur.selection() = false;
 463         cur.push(*this);
 464         if (left) {
 465                 if (isRightToLeft(cur))
 466                         cur.idx() = tabular.getLastCellInRow(0);
 467                 else
 468                         cur.idx() = 0;
 469                 cur.pit() = 0;
 470                 cur.pos() = 0;
 471         } else {
 472                 if (isRightToLeft(cur))
 473                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 474                 else
 475                         cur.idx() = tabular.getNumberOfCells() - 1;
 476                 cur.pit() = 0;
 477                 cur.pos() = cur.lastpos(); // FIXME crude guess
 478         }
 479         // this accesses the position cache before it is initialized
 480         //resetPos(cur);
 481         //cur.bv().fitCursor();
 482 }
 483
 484
 485 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 486 {
 487         lyxerr[Debug::DEBUG] << "# InsetTabular::doDispatch: cmd: " << cmd
 488                              << "\n  cur:" << cur << endl;
 489         CursorSlice sl = cur.top();
 490         LCursor & bvcur = cur.bv().cursor();
 491
 492         switch (cmd.action) {
 493
 494         case LFUN_MOUSE_PRESS:
 495                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 496
 497                 if (cmd.button() == mouse_button::button1
 498                     || cmd.button() == mouse_button::button3) {
 499                         cur.selection() = false;
 500                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 501                         cur.resetAnchor();
 502                         bvcur = cur;
 503                         break;
 504                 }
 505
 506                 if (cmd.button() == mouse_button::button2) {
 507                         cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph");
 508                         doDispatch(cur, cmd);
 509                 }
 510                 break;
 511
 512         case LFUN_MOUSE_MOTION:
 513                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 514                 if (cmd.button() == mouse_button::button1) {
 515                         // only accept motions to places not deeper nested than the real anchor
 516                         if (bvcur.anchor_.hasPart(cur)) {
 517                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 518                                 bvcur.setCursor(cur);
 519                                 bvcur.selection() = true;
 520                         } else
 521                                 cur.undispatched();
 522                 }
 523                 break;
 524
 525         case LFUN_MOUSE_RELEASE:
 526                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 527                 if (cmd.button() == mouse_button::button3)
 528                         InsetTabularMailer(*this).showDialog(&cur.bv());
 529                 break;
 530
 531         case LFUN_CELL_BACKWARD:
 532                 movePrevCell(cur);
 533                 cur.selection() = false;
 534                 break;
 535
 536         case LFUN_CELL_FORWARD:
 537                 moveNextCell(cur);
 538                 cur.selection() = false;
 539                 break;
 540
 541         case LFUN_CHAR_FORWARD_SELECT:
 542         case LFUN_CHAR_FORWARD:
 543                 cell(cur.idx())->dispatch(cur, cmd);
 544                 if (!cur.result().dispatched()) {
 545                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 546                         if (sl == cur.top())
 547                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 548                         else
 549                                 cur.dispatched();
 550                 }
 551                 break;
 552
 553         case LFUN_CHAR_BACKWARD_SELECT:
 554         case LFUN_CHAR_BACKWARD:
 555                 cell(cur.idx())->dispatch(cur, cmd);
 556                 if (!cur.result().dispatched()) {
 557                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 558                         if (sl == cur.top())
 559                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
 560                         else
 561                                 cur.dispatched();
 562                 }
 563                 break;
 564
 565         case LFUN_DOWN_SELECT:
 566         case LFUN_DOWN:
 567                 cell(cur.idx())->dispatch(cur, cmd);
 568                 cur.dispatched(); // override the cell's decision
 569                 if (sl == cur.top())
 570                         // if our LyXText didn't do anything to the cursor
 571                         // then we try to put the cursor into the cell below
 572                         // setting also the right targetX.
 573                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 574                                 cur.idx() = tabular.getCellBelow(cur.idx());
 575                                 cur.pit() = 0;
 576                                 cur.pos() = cell(cur.idx())->getText(0)->x2pos(
 577                                         cur.pit(), 0, cur.targetX());
 578                         }
 579                 if (sl == cur.top()) {
 580                         // we trick it to go to the RIGHT after leaving the
 581                         // tabular.
 582                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 583                         cur.undispatched();
 584                 }
 585                 break;
 586
 587         case LFUN_UP_SELECT:
 588         case LFUN_UP:
 589                 cell(cur.idx())->dispatch(cur, cmd);
 590                 cur.dispatched(); // override the cell's decision
 591                 if (sl == cur.top())
 592                         // if our LyXText didn't do anything to the cursor
 593                         // then we try to put the cursor into the cell above
 594                         // setting also the right targetX.
 595                         if (tabular.row_of_cell(cur.idx()) != 0) {
 596                                 cur.idx() = tabular.getCellAbove(cur.idx());
 597                                 cur.pit() = cur.lastpit();
 598                                 LyXText const * text = cell(cur.idx())->getText(0);
 599                                 cur.pos() = text->x2pos(
 600                                         cur.pit(),
 601                                         text->paragraphs().back().rows().size()-1,
 602                                         cur.targetX());
 603                         }
 604                 if (sl == cur.top()) {
 605                         cmd = FuncRequest(LFUN_FINISHED_UP);
 606                         cur.undispatched();
 607                 }
 608                 break;
 609
 610 //      case LFUN_SCREEN_DOWN: {
 611 //              //if (hasSelection())
 612 //              //      cur.selection() = false;
 613 //              col_type const col = tabular.column_of_cell(cur.idx());
 614 //              int const t =   cur.bv().top_y() + cur.bv().height();
 615 //              if (t < yo() + tabular.getHeightOfTabular()) {
 616 //                      cur.bv().scrollDocView(t);
 617 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 618 //              } else {
 619 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 620 //              }
 621 //              cur.par() = 0;
 622 //              cur.pos() = 0;
 623 //              break;
 624 //      }
 625 //
 626 //      case LFUN_SCREEN_UP: {
 627 //              //if (hasSelection())
 628 //              //      cur.selection() = false;
 629 //              col_type const col = tabular.column_of_cell(cur.idx());
 630 //              int const t =   cur.bv().top_y() + cur.bv().height();
 631 //              if (yo() < 0) {
 632 //                      cur.bv().scrollDocView(t);
 633 //                      if (yo() > 0)
 634 //                              cur.idx() = col;
 635 //                      else
 636 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 637 //              } else {
 638 //                      cur.idx() = col;
 639 //              }
 640 //              cur.par() = cur.lastpar();
 641 //              cur.pos() = cur.lastpos();
 642 //              break;
 643 //      }
 644
 645         case LFUN_LAYOUT_TABULAR:
 646                 InsetTabularMailer(*this).showDialog(&cur.bv());
 647                 break;
 648
 649         case LFUN_INSET_DIALOG_UPDATE:
 650                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 651                 break;
 652
 653         case LFUN_TABULAR_FEATURE:
 654                 if (!tabularFeatures(cur, lyx::to_utf8(cmd.argument())))
 655                         cur.undispatched();
 656                 break;
 657
 658         // insert file functions
 659         case LFUN_FILE_INSERT_ASCII_PARA:
 660         case LFUN_FILE_INSERT_ASCII: {
 661                 // FIXME: We don't know the encoding of filenames
 662                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), lyx::to_utf8(cmd.argument()), false);
 663                 // FIXME: We don't know the encoding of the file
 664                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), lyx::from_utf8(tmpstr), false))
 665                         cur.undispatched();
 666                 break;
 667         }
 668
 669         case LFUN_CUT:
 670                 if (tablemode(cur)) {
 671                         if (copySelection(cur)) {
 672                                 recordUndoInset(cur, Undo::DELETE);
 673                                 cutSelection(cur);
 674                         }
 675                 }
 676                 else
 677                         cell(cur.idx())->dispatch(cur, cmd);
 678                 break;
 679
 680         case LFUN_CHAR_DELETE_BACKWARD:
 681         case LFUN_CHAR_DELETE_FORWARD:
 682                 if (tablemode(cur)) {
 683                         recordUndoInset(cur, Undo::DELETE);
 684                         cutSelection(cur);
 685                 }
 686                 else
 687                         cell(cur.idx())->dispatch(cur, cmd);
 688                 break;
 689
 690         case LFUN_COPY:
 691                 if (!cur.selection())
 692                         break;
 693                 if (tablemode(cur)) {
 694                         finishUndo();
 695                         copySelection(cur);
 696                 } else
 697                         cell(cur.idx())->dispatch(cur, cmd);
 698                 break;
 699
 700         case LFUN_CLIPBOARD_PASTE:
 701         case LFUN_PRIMARY_SELECTION_PASTE: {
 702                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
 703                         cur.bv().owner()->gui().clipboard().get() :
 704                         cur.bv().owner()->gui().selection().get();
 705                 if (clip.empty())
 706                         break;
 707                 // pass to InsertAsciiString, but
 708                 // only if we have multi-cell content
 709                 if (clip.find_first_of(lyx::from_ascii("\t\n")) != docstring::npos) {
 710                         if (insertAsciiString(cur.bv(), clip, false)) {
 711                                 // content has been replaced,
 712                                 // so cursor might be invalid
 713                                 cur.pos() = cur.lastpos();
 714                                 bvcur.setCursor(cur);
 715                                 break;
 716                         }
 717                 } else {
 718                         // so that the clipboard is used and it goes on
 719                         // to default
 720                         // and executes LFUN_PRIMARY_SELECTION_PASTE in insettext!
 721                         paste_tabular.reset();
 722                         dirtyTabularStack(false);
 723                 }
 724                 // fall through
 725         }
 726
 727         case LFUN_PASTE:
 728                 if (hasPasteBuffer() && tabularStackDirty()) {
 729                         recordUndoInset(cur, Undo::INSERT);
 730                         pasteSelection(cur);
 731                         break;
 732                 }
 733                 cell(cur.idx())->dispatch(cur, cmd);
 734                 // Reset pasted paragraphs:
 735                 if (tabular.getPWidth(cur.idx()).zero())
 736                         cell(cur.idx())->forceParagraphsToDefault(cur);
 737                 break;
 738
 739         case LFUN_FONT_EMPH:
 740         case LFUN_FONT_BOLD:
 741         case LFUN_FONT_ROMAN:
 742         case LFUN_FONT_NOUN:
 743         case LFUN_FONT_ITAL:
 744         case LFUN_FONT_FRAK:
 745         case LFUN_FONT_CODE:
 746         case LFUN_FONT_SANS:
 747         case LFUN_FONT_FREE_APPLY:
 748         case LFUN_FONT_FREE_UPDATE:
 749         case LFUN_FONT_SIZE:
 750         case LFUN_FONT_UNDERLINE:
 751         case LFUN_LANGUAGE:
 752         case LFUN_WORD_CAPITALIZE:
 753         case LFUN_WORD_UPCASE:
 754         case LFUN_WORD_LOWCASE:
 755         case LFUN_CHARS_TRANSPOSE:
 756                 if (tablemode(cur)) {
 757                         row_type rs, re;
 758                         col_type cs, ce;
 759                         getSelection(cur, rs, re, cs, ce);
 760                         for (row_type i = rs; i <= re; ++i) {
 761                                 for (col_type j = cs; j <= ce; ++j) {
 762                                         // cursor follows cell:
 763                                         cur.idx() = tabular.getCellNumber(i, j);
 764                                         // select this cell only:
 765                                         cur.pos() = 0;
 766                                         cur.resetAnchor();
 767                                         cur.pos() = cur.top().lastpos();
 768                                         cur.setCursor(cur);
 769                                         cur.setSelection();
 770                                         cell(cur.idx())->dispatch(cur, cmd);
 771                                 }
 772                         }
 773                         // Restore original selection
 774                         cur.idx() = tabular.getCellNumber(rs, cs);
 775                         cur.pos() = 0;
 776                         cur.resetAnchor();
 777                         cur.idx() = tabular.getCellNumber(re, ce);
 778                         cur.pos() = cur.top().lastpos();
 779                         cur.setCursor(cur);
 780                         cur.setSelection();
 781                         break;
 782                 } else {
 783                         cell(cur.idx())->dispatch(cur, cmd);
 784                         break;
 785                 }
 786         default:
 787                 // we try to handle this event in the insets dispatch function.
 788                 cell(cur.idx())->dispatch(cur, cmd);
 789                 break;
 790         }
 791
 792         resetPos(cur);
 793         InsetTabularMailer(*this).updateDialog(&cur.bv());
 794 }
 795
 796
 797 // function sets an object as defined in func_status.h:
 798 // states OK, Unknown, Disabled, On, Off.
 799 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 800         FuncStatus & status) const
 801 {
 802         switch (cmd.action) {
 803         case LFUN_TABULAR_FEATURE: {
 804                 int action = LyXTabular::LAST_ACTION;
 805                 int i = 0;
 806                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 807                         string const tmp = tabularFeature[i].feature;
 808                         if (tmp == lyx::to_utf8(cmd.argument()).substr(0, tmp.length())) {
 809                                 action = tabularFeature[i].action;
 810                                 break;
 811                         }
 812                 }
 813                 if (action == LyXTabular::LAST_ACTION) {
 814                         status.clear();
 815                         status.unknown(true);
 816                         return true;
 817                 }
 818
 819                 string const argument
 820                         = ltrim(lyx::to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
 821
 822                 row_type sel_row_start = 0;
 823                 row_type sel_row_end = 0;
 824                 col_type dummy;
 825                 LyXTabular::ltType dummyltt;
 826                 bool flag = true;
 827
 828                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 829
 830                 switch (action) {
 831                 case LyXTabular::SET_PWIDTH:
 832                 case LyXTabular::SET_MPWIDTH:
 833                 case LyXTabular::SET_SPECIAL_COLUMN:
 834                 case LyXTabular::SET_SPECIAL_MULTI:
 835                 case LyXTabular::APPEND_ROW:
 836                 case LyXTabular::APPEND_COLUMN:
 837                 case LyXTabular::DELETE_ROW:
 838                 case LyXTabular::DELETE_COLUMN:
 839                 case LyXTabular::SET_ALL_LINES:
 840                 case LyXTabular::UNSET_ALL_LINES:
 841                 case LyXTabular::SET_TOP_SPACE:
 842                 case LyXTabular::SET_BOTTOM_SPACE:
 843                 case LyXTabular::SET_INTERLINE_SPACE:
 844                         status.clear();
 845                         return true;
 846
 847                 case LyXTabular::MULTICOLUMN:
 848                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 849                         break;
 850
 851                 case LyXTabular::M_TOGGLE_LINE_TOP:
 852                         flag = false;
 853                 case LyXTabular::TOGGLE_LINE_TOP:
 854                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 855                         break;
 856
 857                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 858                         flag = false;
 859                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 860                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 861                         break;
 862
 863                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 864                         flag = false;
 865                 case LyXTabular::TOGGLE_LINE_LEFT:
 866                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 867                         break;
 868
 869                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 870                         flag = false;
 871                 case LyXTabular::TOGGLE_LINE_RIGHT:
 872                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 873                         break;
 874
 875                 case LyXTabular::M_ALIGN_LEFT:
 876                         flag = false;
 877                 case LyXTabular::ALIGN_LEFT:
 878                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 879                         break;
 880
 881                 case LyXTabular::M_ALIGN_RIGHT:
 882                         flag = false;
 883                 case LyXTabular::ALIGN_RIGHT:
 884                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 885                         break;
 886
 887                 case LyXTabular::M_ALIGN_CENTER:
 888                         flag = false;
 889                 case LyXTabular::ALIGN_CENTER:
 890                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 891                         break;
 892
 893                 case LyXTabular::ALIGN_BLOCK:
 894                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 895                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 896                         break;
 897
 898                 case LyXTabular::M_VALIGN_TOP:
 899                         flag = false;
 900                 case LyXTabular::VALIGN_TOP:
 901                         status.setOnOff(
 902                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 903                         break;
 904
 905                 case LyXTabular::M_VALIGN_BOTTOM:
 906                         flag = false;
 907                 case LyXTabular::VALIGN_BOTTOM:
 908                         status.setOnOff(
 909                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 910                         break;
 911
 912                 case LyXTabular::M_VALIGN_MIDDLE:
 913                         flag = false;
 914                 case LyXTabular::VALIGN_MIDDLE:
 915                         status.setOnOff(
 916                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 917                         break;
 918
 919                 case LyXTabular::SET_LONGTABULAR:
 920                         status.setOnOff(tabular.isLongTabular());
 921                         break;
 922
 923                 case LyXTabular::UNSET_LONGTABULAR:
 924                         status.setOnOff(!tabular.isLongTabular());
 925                         break;
 926
 927                 case LyXTabular::SET_ROTATE_TABULAR:
 928                         status.setOnOff(tabular.getRotateTabular());
 929                         break;
 930
 931                 case LyXTabular::UNSET_ROTATE_TABULAR:
 932                         status.setOnOff(!tabular.getRotateTabular());
 933                         break;
 934
 935                 case LyXTabular::SET_ROTATE_CELL:
 936                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 937                         break;
 938
 939                 case LyXTabular::UNSET_ROTATE_CELL:
 940                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 941                         break;
 942
 943                 case LyXTabular::SET_USEBOX:
 944                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 945                         break;
 946
 947                 case LyXTabular::SET_LTFIRSTHEAD:
 948                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 949                         break;
 950
 951                 case LyXTabular::UNSET_LTFIRSTHEAD:
 952                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 953                         break;
 954
 955                 case LyXTabular::SET_LTHEAD:
 956                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 957                         break;
 958
 959                 case LyXTabular::UNSET_LTHEAD:
 960                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 961                         break;
 962
 963                 case LyXTabular::SET_LTFOOT:
 964                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 965                         break;
 966
 967                 case LyXTabular::UNSET_LTFOOT:
 968                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 969                         break;
 970
 971                 case LyXTabular::SET_LTLASTFOOT:
 972                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 973                         break;
 974
 975                 case LyXTabular::UNSET_LTLASTFOOT:
 976                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 977                         break;
 978
 979                 case LyXTabular::SET_LTNEWPAGE:
 980                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 981                         break;
 982
 983                 case LyXTabular::SET_BOOKTABS:
 984                         status.setOnOff(tabular.useBookTabs());
 985                         break;
 986
 987                 case LyXTabular::UNSET_BOOKTABS:
 988                         status.setOnOff(!tabular.useBookTabs());
 989                         break;
 990
 991                 default:
 992                         status.clear();
 993                         status.enabled(false);
 994                         break;
 995                 }
 996                 return true;
 997         }
 998
 999         // These are only enabled inside tabular
1000         case LFUN_CELL_BACKWARD:
1001         case LFUN_CELL_FORWARD:
1002                 status.enabled(true);
1003                 return true;
1004
1005         // disable these with multiple cells selected
1006         case LFUN_INSET_INSERT:
1007         case LFUN_TABULAR_INSERT:
1008         case LFUN_CHARSTYLE_INSERT:
1009         case LFUN_FLOAT_INSERT:
1010         case LFUN_FLOAT_WIDE_INSERT:
1011         case LFUN_FOOTNOTE_INSERT:
1012         case LFUN_MARGINALNOTE_INSERT:
1013         case LFUN_MATH_INSERT:
1014         case LFUN_MATH_MODE:
1015         case LFUN_MATH_MUTATE:
1016         case LFUN_MATH_DISPLAY:
1017         case LFUN_NOTE_INSERT:
1018         case LFUN_OPTIONAL_INSERT:
1019         case LFUN_BOX_INSERT:
1020         case LFUN_BRANCH_INSERT:
1021         case LFUN_WRAP_INSERT:
1022         case LFUN_ERT_INSERT: {
1023                 if (tablemode(cur)) {
1024                         status.enabled(false);
1025                         return true;
1026                 } else
1027                         return cell(cur.idx())->getStatus(cur, cmd, status);
1028         }
1029
1030         // disable in non-fixed-width cells
1031         case LFUN_BREAK_LINE:
1032         case LFUN_BREAK_PARAGRAPH:
1033         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1034         case LFUN_BREAK_PARAGRAPH_SKIP: {
1035                 if (tabular.getPWidth(cur.idx()).zero()) {
1036                         status.enabled(false);
1037                         return true;
1038                 } else
1039                         return cell(cur.idx())->getStatus(cur, cmd, status);
1040         }
1041
1042         case LFUN_PASTE:
1043                 if (tabularStackDirty()) {
1044                         status.enabled(true);
1045                         return true;
1046                 }
1047
1048         case LFUN_INSET_MODIFY:
1049                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1050                         status.enabled(true);
1051                         return true;
1052                 }
1053                 // Fall through
1054
1055         default:
1056                 // we try to handle this event in the insets dispatch function.
1057                 return cell(cur.idx())->getStatus(cur, cmd, status);
1058         }
1059 }
1060
1061
1062 int InsetTabular::latex(Buffer const & buf, ostream & os,
1063                         OutputParams const & runparams) const
1064 {
1065         return tabular.latex(buf, os, runparams);
1066 }
1067
1068
1069 int InsetTabular::plaintext(Buffer const & buf, ostream & os,
1070                         OutputParams const & runparams) const
1071 {
1072         int const dp = runparams.linelen ? runparams.depth : 0;
1073         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1074 }
1075
1076
1077 int InsetTabular::docbook(Buffer const & buf, ostream & os,
1078                           OutputParams const & runparams) const
1079 {
1080         int ret = 0;
1081         InsetBase * master = 0;
1082
1083 #ifdef WITH_WARNINGS
1084 #warning Why not pass a proper DocIterator here?
1085 #endif
1086 #if 0
1087         // if the table is inside a float it doesn't need the informaltable
1088         // wrapper. Search for it.
1089         for (master = owner(); master; master = master->owner())
1090                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1091                         break;
1092 #endif
1093
1094         if (!master) {
1095                 os << "<informaltable>";
1096                 ++ret;
1097         }
1098         ret += tabular.docbook(buf, os, runparams);
1099         if (!master) {
1100                 os << "</informaltable>";
1101                 ++ret;
1102         }
1103         return ret;
1104 }
1105
1106
1107 void InsetTabular::validate(LaTeXFeatures & features) const
1108 {
1109         tabular.validate(features);
1110 }
1111
1112
1113 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1114 {
1115         return tabular.getCellInset(idx);
1116 }
1117
1118
1119 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1120 {
1121         return tabular.getCellInset(idx);
1122 }
1123
1124
1125 void InsetTabular::cursorPos
1126         (CursorSlice const & sl, bool boundary, int & x, int & y) const
1127 {
1128         cell(sl.idx())->cursorPos(sl, boundary, x, y);
1129
1130         // y offset     correction
1131         int const row = tabular.row_of_cell(sl.idx());
1132         for (int i = 0; i <= row; ++i) {
1133                 if (i != 0) {
1134                         y += tabular.getAscentOfRow(i);
1135                         y += tabular.getAdditionalHeight(i);
1136                 }
1137                 if (i != row)
1138                         y += tabular.getDescentOfRow(i);
1139         }
1140
1141         // x offset correction
1142         int const col = tabular.column_of_cell(sl.idx());
1143         int idx = tabular.getCellNumber(row, 0);
1144         for (int j = 0; j < col; ++j) {
1145                 if (tabular.isPartOfMultiColumn(row, j))
1146                         continue;
1147                 x += tabular.getWidthOfColumn(idx);
1148                 ++idx;
1149         }
1150         x += tabular.getBeginningOfTextInCell(idx);
1151         x += ADD_TO_TABULAR_WIDTH;
1152         x += scx_;
1153 }
1154
1155
1156 int InsetTabular::dist(idx_type const cell, int x, int y) const
1157 {
1158         int xx = 0;
1159         int yy = 0;
1160         InsetBase const & inset = *tabular.getCellInset(cell);
1161         Point o = theCoords.getInsets().xy(&inset);
1162         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1163         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1164         row_type const row = tabular.row_of_cell(cell);
1165         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
1166                          tabular.getAdditionalHeight(row);
1167         int const yend = o.y_ + tabular.getDescentOfRow(row);
1168
1169         if (x < xbeg)
1170                 xx = xbeg - x;
1171         else if (x > xend)
1172                 xx = x - xend;
1173
1174         if (y < ybeg)
1175                 yy = ybeg - y;
1176         else if (y > yend)
1177                 yy = y - yend;
1178
1179         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1180         //       << " ybeg=" << ybeg << " yend=" << yend
1181         //       << " xx=" << xx << " yy=" << yy
1182         //       << " dist=" << xx + yy << endl;
1183         return xx + yy;
1184 }
1185
1186
1187 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1188 {
1189         //lyxerr << "InsetTabular::editXY: " << this << endl;
1190         cur.selection() = false;
1191         cur.push(*this);
1192         cur.idx() = getNearestCell(x, y);
1193         resetPos(cur);
1194         return cell(cur.idx())->text_.editXY(cur, x, y);
1195 }
1196
1197
1198 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1199 {
1200         cur.idx() = getNearestCell(x, y);
1201         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1202 }
1203
1204
1205 InsetTabular::idx_type InsetTabular::getNearestCell(int x, int y) const
1206 {
1207         idx_type idx_min = 0;
1208         int dist_min = std::numeric_limits<int>::max();
1209         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1210                 if (theCoords.getInsets().has(tabular.getCellInset(i).get())) {
1211                         int const d = dist(i, x, y);
1212                         if (d < dist_min) {
1213                                 dist_min = d;
1214                                 idx_min = i;
1215                         }
1216                 }
1217         }
1218         return idx_min;
1219 }
1220
1221
1222 int InsetTabular::getCellXPos(idx_type const cell) const
1223 {
1224         idx_type c = cell;
1225
1226         for (; !tabular.isFirstCellInRow(c); --c)
1227                 ;
1228         int lx = tabular.getWidthOfColumn(cell);
1229         for (; c < cell; ++c)
1230                 lx += tabular.getWidthOfColumn(c);
1231
1232         return lx - tabular.getWidthOfColumn(cell);
1233 }
1234
1235
1236 void InsetTabular::resetPos(LCursor & cur) const
1237 {
1238         BufferView & bv = cur.bv();
1239         int const maxwidth = bv.workWidth();
1240
1241         if (&cur.inset() != this) {
1242                 scx_ = 0;
1243         } else {
1244                 int const X1 = 0;
1245                 int const X2 = maxwidth;
1246                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1247                 int const x1 = xo() + getCellXPos(cur.idx()) + offset;
1248                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1249
1250                 if (x1 < X1)
1251                         scx_ = X1 + 20 - x1;
1252                 else if (x2 > X2)
1253                         scx_ = X2 - 20 - x2;
1254                 else
1255                         scx_ = 0;
1256         }
1257
1258         cur.needsUpdate();
1259
1260         InsetTabularMailer(*this).updateDialog(&bv);
1261 }
1262
1263
1264 void InsetTabular::moveNextCell(LCursor & cur)
1265 {
1266         if (isRightToLeft(cur)) {
1267                 if (tabular.isFirstCellInRow(cur.idx())) {
1268                         row_type const row = tabular.row_of_cell(cur.idx());
1269                         if (row == tabular.rows() - 1)
1270                                 return;
1271                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1272                 } else {
1273                         if (cur.idx() == 0)
1274                                 return;
1275                         --cur.idx();
1276                 }
1277         } else {
1278                 if (tabular.isLastCell(cur.idx()))
1279                         return;
1280                 ++cur.idx();
1281         }
1282         cur.pit() = 0;
1283         cur.pos() = 0;
1284         resetPos(cur);
1285 }
1286
1287
1288 void InsetTabular::movePrevCell(LCursor & cur)
1289 {
1290         if (isRightToLeft(cur)) {
1291                 if (tabular.isLastCellInRow(cur.idx())) {
1292                         row_type const row = tabular.row_of_cell(cur.idx());
1293                         if (row == 0)
1294                                 return;
1295                         cur.idx() = tabular.getFirstCellInRow(row);
1296                         cur.idx() = tabular.getCellAbove(cur.idx());
1297                 } else {
1298                         if (tabular.isLastCell(cur.idx()))
1299                                 return;
1300                         ++cur.idx();
1301                 }
1302         } else {
1303                 if (cur.idx() == 0) // first cell
1304                         return;
1305                 --cur.idx();
1306         }
1307         cur.pit() = cur.lastpit();
1308         cur.pos() = cur.lastpos();
1309         resetPos(cur);
1310 }
1311
1312
1313 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1314 {
1315         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1316
1317         int i = 0;
1318         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1319                 string const tmp = tabularFeature[i].feature;
1320
1321                 if (tmp == what.substr(0, tmp.length())) {
1322                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1323                         //tabularFeatures[i].feature.length())) {
1324                         action = tabularFeature[i].action;
1325                         break;
1326                 }
1327         }
1328         if (action == LyXTabular::LAST_ACTION)
1329                 return false;
1330
1331         string const val =
1332                 ltrim(what.substr(tabularFeature[i].feature.length()));
1333         tabularFeatures(cur, action, val);
1334         return true;
1335 }
1336
1337
1338 namespace {
1339
1340 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1341                           string const & special, bool & flag)
1342 {
1343         if (special == "dl_above") {
1344                 ltt.topDL = flag;
1345                 ltt.set = false;
1346         } else if (special == "dl_below") {
1347                 ltt.bottomDL = flag;
1348                 ltt.set = false;
1349         } else if (special == "empty") {
1350                 ltt.empty = flag;
1351                 ltt.set = false;
1352         } else if (flag) {
1353                 ltt.empty = false;
1354                 ltt.set = true;
1355         }
1356 }
1357
1358 } // anon namespace
1359
1360
1361 void InsetTabular::tabularFeatures(LCursor & cur,
1362         LyXTabular::Feature feature, string const & value)
1363 {
1364         BufferView & bv = cur.bv();
1365         col_type sel_col_start;
1366         col_type sel_col_end;
1367         row_type sel_row_start;
1368         row_type sel_row_end;
1369         bool setLines = false;
1370         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1371         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1372
1373         switch (feature) {
1374
1375         case LyXTabular::M_ALIGN_LEFT:
1376         case LyXTabular::ALIGN_LEFT:
1377                 setAlign = LYX_ALIGN_LEFT;
1378                 break;
1379
1380         case LyXTabular::M_ALIGN_RIGHT:
1381         case LyXTabular::ALIGN_RIGHT:
1382                 setAlign = LYX_ALIGN_RIGHT;
1383                 break;
1384
1385         case LyXTabular::M_ALIGN_CENTER:
1386         case LyXTabular::ALIGN_CENTER:
1387                 setAlign = LYX_ALIGN_CENTER;
1388                 break;
1389
1390         case LyXTabular::ALIGN_BLOCK:
1391                 setAlign = LYX_ALIGN_BLOCK;
1392                 break;
1393
1394         case LyXTabular::M_VALIGN_TOP:
1395         case LyXTabular::VALIGN_TOP:
1396                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1397                 break;
1398
1399         case LyXTabular::M_VALIGN_BOTTOM:
1400         case LyXTabular::VALIGN_BOTTOM:
1401                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1402                 break;
1403
1404         case LyXTabular::M_VALIGN_MIDDLE:
1405         case LyXTabular::VALIGN_MIDDLE:
1406                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1407                 break;
1408
1409         default:
1410                 break;
1411         }
1412
1413         recordUndoInset(cur, Undo::ATOMIC);
1414
1415         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1416         row_type const row = tabular.row_of_cell(cur.idx());
1417         col_type const column = tabular.column_of_cell(cur.idx());
1418         bool flag = true;
1419         LyXTabular::ltType ltt;
1420
1421         switch (feature) {
1422
1423         case LyXTabular::SET_PWIDTH: {
1424                 LyXLength const len(value);
1425                 tabular.setColumnPWidth(cur, cur.idx(), len);
1426                 if (len.zero()
1427                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1428                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1429                 break;
1430         }
1431
1432         case LyXTabular::SET_MPWIDTH:
1433                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1434                 break;
1435
1436         case LyXTabular::SET_SPECIAL_COLUMN:
1437         case LyXTabular::SET_SPECIAL_MULTI:
1438                 tabular.setAlignSpecial(cur.idx(),value,feature);
1439                 break;
1440
1441         case LyXTabular::APPEND_ROW:
1442                 // append the row into the tabular
1443                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1444                 break;
1445
1446         case LyXTabular::APPEND_COLUMN:
1447                 // append the column into the tabular
1448                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1449                 cur.idx() = tabular.getCellNumber(row, column);
1450                 break;
1451
1452         case LyXTabular::DELETE_ROW:
1453                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1454                         tabular.deleteRow(sel_row_start);
1455                 if (sel_row_start >= tabular.rows())
1456                         --sel_row_start;
1457                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1458                 cur.pit() = 0;
1459                 cur.pos() = 0;
1460                 cur.selection() = false;
1461                 break;
1462
1463         case LyXTabular::DELETE_COLUMN:
1464                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1465                         tabular.deleteColumn(sel_col_start);
1466                 if (sel_col_start >= tabular.columns())
1467                         --sel_col_start;
1468                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1469                 cur.pit() = 0;
1470                 cur.pos() = 0;
1471                 cur.selection() = false;
1472                 break;
1473
1474         case LyXTabular::M_TOGGLE_LINE_TOP:
1475                 flag = false;
1476         case LyXTabular::TOGGLE_LINE_TOP: {
1477                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1478                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1479                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1480                                 tabular.setTopLine(
1481                                         tabular.getCellNumber(i, j),
1482                                         lineSet, flag);
1483                 break;
1484         }
1485
1486         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1487                 flag = false;
1488         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1489                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1490                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1491                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1492                                 tabular.setBottomLine(
1493                                         tabular.getCellNumber(i, j),
1494                                         lineSet,
1495                                         flag);
1496                 break;
1497         }
1498
1499         case LyXTabular::M_TOGGLE_LINE_LEFT:
1500                 flag = false;
1501         case LyXTabular::TOGGLE_LINE_LEFT: {
1502                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1503                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1504                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1505                                 tabular.setLeftLine(
1506                                         tabular.getCellNumber(i,j),
1507                                         lineSet,
1508                                         flag);
1509                 break;
1510         }
1511
1512         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1513                 flag = false;
1514         case LyXTabular::TOGGLE_LINE_RIGHT: {
1515                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1516                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1517                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1518                                 tabular.setRightLine(
1519                                         tabular.getCellNumber(i,j),
1520                                         lineSet,
1521                                         flag);
1522                 break;
1523         }
1524
1525         case LyXTabular::M_ALIGN_LEFT:
1526         case LyXTabular::M_ALIGN_RIGHT:
1527         case LyXTabular::M_ALIGN_CENTER:
1528                 flag = false;
1529         case LyXTabular::ALIGN_LEFT:
1530         case LyXTabular::ALIGN_RIGHT:
1531         case LyXTabular::ALIGN_CENTER:
1532         case LyXTabular::ALIGN_BLOCK:
1533                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1534                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1535                                 tabular.setAlignment(
1536                                         tabular.getCellNumber(i, j),
1537                                         setAlign,
1538                                         flag);
1539                 break;
1540
1541         case LyXTabular::M_VALIGN_TOP:
1542         case LyXTabular::M_VALIGN_BOTTOM:
1543         case LyXTabular::M_VALIGN_MIDDLE:
1544                 flag = false;
1545         case LyXTabular::VALIGN_TOP:
1546         case LyXTabular::VALIGN_BOTTOM:
1547         case LyXTabular::VALIGN_MIDDLE:
1548                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1549                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1550                                 tabular.setVAlignment(
1551                                         tabular.getCellNumber(i, j),
1552                                         setVAlign, flag);
1553                 break;
1554
1555         case LyXTabular::MULTICOLUMN: {
1556                 if (sel_row_start != sel_row_end) {
1557 #ifdef WITH_WARNINGS
1558 #warning Need I say it ? This is horrible.
1559 #endif
1560                         Alert::error(_("Error setting multicolumn"),
1561                                    _("You cannot set multicolumn vertically."));
1562                         return;
1563                 }
1564                 if (!cur.selection()) {
1565                         // just multicol for one single cell
1566                         // check whether we are completely in a multicol
1567                         if (tabular.isMultiColumn(cur.idx()))
1568                                 tabular.unsetMultiColumn(cur.idx());
1569                         else
1570                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1571                         break;
1572                 }
1573                 // we have a selection so this means we just add all this
1574                 // cells to form a multicolumn cell
1575                 idx_type const s_start = cur.selBegin().idx();
1576                 idx_type const s_end = cur.selEnd().idx();
1577                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1578                 cur.idx() = s_start;
1579                 cur.pit() = 0;
1580                 cur.pos() = 0;
1581                 cur.selection() = false;
1582                 break;
1583         }
1584
1585         case LyXTabular::SET_ALL_LINES:
1586                 setLines = true;
1587         case LyXTabular::UNSET_ALL_LINES:
1588                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1589                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1590                                 tabular.setAllLines(
1591                                         tabular.getCellNumber(i,j), setLines);
1592                 break;
1593
1594         case LyXTabular::SET_LONGTABULAR:
1595                 tabular.setLongTabular(true);
1596                 break;
1597
1598         case LyXTabular::UNSET_LONGTABULAR:
1599                 tabular.setLongTabular(false);
1600                 break;
1601
1602         case LyXTabular::SET_ROTATE_TABULAR:
1603                 tabular.setRotateTabular(true);
1604                 break;
1605
1606         case LyXTabular::UNSET_ROTATE_TABULAR:
1607                 tabular.setRotateTabular(false);
1608                 break;
1609
1610         case LyXTabular::SET_ROTATE_CELL:
1611                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1612                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1613                                 tabular.setRotateCell(
1614                                         tabular.getCellNumber(i, j), true);
1615                 break;
1616
1617         case LyXTabular::UNSET_ROTATE_CELL:
1618                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1619                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1620                                 tabular.setRotateCell(
1621                                         tabular.getCellNumber(i, j), false);
1622                 break;
1623
1624         case LyXTabular::SET_USEBOX: {
1625                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1626                 if (val == tabular.getUsebox(cur.idx()))
1627                         val = LyXTabular::BOX_NONE;
1628                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1629                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1630                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1631                 break;
1632         }
1633
1634         case LyXTabular::UNSET_LTFIRSTHEAD:
1635                 flag = false;
1636         case LyXTabular::SET_LTFIRSTHEAD:
1637                 tabular.getRowOfLTFirstHead(row, ltt);
1638                 checkLongtableSpecial(ltt, value, flag);
1639                 tabular.setLTHead(row, flag, ltt, true);
1640                 break;
1641
1642         case LyXTabular::UNSET_LTHEAD:
1643                 flag = false;
1644         case LyXTabular::SET_LTHEAD:
1645                 tabular.getRowOfLTHead(row, ltt);
1646                 checkLongtableSpecial(ltt, value, flag);
1647                 tabular.setLTHead(row, flag, ltt, false);
1648                 break;
1649
1650         case LyXTabular::UNSET_LTFOOT:
1651                 flag = false;
1652         case LyXTabular::SET_LTFOOT:
1653                 tabular.getRowOfLTFoot(row, ltt);
1654                 checkLongtableSpecial(ltt, value, flag);
1655                 tabular.setLTFoot(row, flag, ltt, false);
1656                 break;
1657
1658         case LyXTabular::UNSET_LTLASTFOOT:
1659                 flag = false;
1660         case LyXTabular::SET_LTLASTFOOT:
1661                 tabular.getRowOfLTLastFoot(row, ltt);
1662                 checkLongtableSpecial(ltt, value, flag);
1663                 tabular.setLTFoot(row, flag, ltt, true);
1664                 break;
1665
1666         case LyXTabular::SET_LTNEWPAGE:
1667                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1668                 break;
1669
1670         case LyXTabular::SET_BOOKTABS:
1671                 tabular.setBookTabs(true);
1672                 break;
1673
1674         case LyXTabular::UNSET_BOOKTABS:
1675                 tabular.setBookTabs(false);
1676                 break;
1677
1678         case LyXTabular::SET_TOP_SPACE: {
1679                 LyXLength len;
1680                 if (value == "default")
1681                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1682                                 tabular.row_info[i].top_space_default = true;
1683                 else if (isValidLength(value, &len))
1684                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1685                                 tabular.row_info[i].top_space_default = false;
1686                                 tabular.row_info[i].top_space = len;
1687                         }
1688                 else
1689                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1690                                 tabular.row_info[i].top_space_default = false;
1691                                 tabular.row_info[i].top_space = len;
1692                         }
1693                 break;
1694         }
1695
1696         case LyXTabular::SET_BOTTOM_SPACE: {
1697                 LyXLength len;
1698                 if (value == "default")
1699                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1700                                 tabular.row_info[i].bottom_space_default = true;
1701                 else if (isValidLength(value, &len))
1702                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1703                                 tabular.row_info[i].bottom_space_default = false;
1704                                 tabular.row_info[i].bottom_space = len;
1705                         }
1706                 else
1707                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1708                                 tabular.row_info[i].bottom_space_default = false;
1709                                 tabular.row_info[i].bottom_space = len;
1710                         }
1711                 break;
1712         }
1713
1714         case LyXTabular::SET_INTERLINE_SPACE: {
1715                 LyXLength len;
1716                 if (value == "default")
1717                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1718                                 tabular.row_info[i].interline_space_default = true;
1719                 else if (isValidLength(value, &len))
1720                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1721                                 tabular.row_info[i].interline_space_default = false;
1722                                 tabular.row_info[i].interline_space = len;
1723                         }
1724                 else
1725                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1726                                 tabular.row_info[i].interline_space_default = false;
1727                                 tabular.row_info[i].interline_space = len;
1728                         }
1729                 break;
1730         }
1731
1732         // dummy stuff just to avoid warnings
1733         case LyXTabular::LAST_ACTION:
1734                 break;
1735         }
1736
1737         InsetTabularMailer(*this).updateDialog(&bv);
1738 }
1739
1740
1741 bool InsetTabular::showInsetDialog(BufferView * bv) const
1742 {
1743         InsetTabularMailer(*this).showDialog(bv);
1744         return true;
1745 }
1746
1747
1748 void InsetTabular::openLayoutDialog(BufferView * bv) const
1749 {
1750         InsetTabularMailer(*this).showDialog(bv);
1751 }
1752
1753
1754 bool InsetTabular::copySelection(LCursor & cur)
1755 {
1756         if (!cur.selection())
1757                 return false;
1758
1759         row_type rs, re;
1760         col_type cs, ce;
1761         getSelection(cur, rs, re, cs, ce);
1762
1763         paste_tabular.reset(new LyXTabular(tabular));
1764
1765         for (row_type i = 0; i < rs; ++i)
1766                 paste_tabular->deleteRow(0);
1767
1768         row_type const rows = re - rs + 1;
1769         while (paste_tabular->rows() > rows)
1770                 paste_tabular->deleteRow(rows);
1771
1772         paste_tabular->setTopLine(0, true, true);
1773         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1774                                      true, true);
1775
1776         for (col_type i = 0; i < cs; ++i)
1777                 paste_tabular->deleteColumn(0);
1778
1779         col_type const columns = ce - cs + 1;
1780         while (paste_tabular->columns() > columns)
1781                 paste_tabular->deleteColumn(columns);
1782
1783         paste_tabular->setLeftLine(0, true, true);
1784         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1785                                     true, true);
1786
1787         ostringstream os;
1788         OutputParams const runparams;
1789         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1790         cur.bv().owner()->gui().clipboard().put(lyx::from_utf8(os.str()));
1791         // mark tabular stack dirty
1792         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1793         // when we (hopefully) have a one-for-all paste mechanism.
1794         lyx::cap::dirtyTabularStack(true);
1795
1796         return true;
1797 }
1798
1799
1800 bool InsetTabular::pasteSelection(LCursor & cur)
1801 {
1802         if (!paste_tabular)
1803                 return false;
1804         col_type const actcol = tabular.column_of_cell(cur.idx());
1805         row_type const actrow = tabular.row_of_cell(cur.idx());
1806         for (row_type r1 = 0, r2 = actrow;
1807              r1 < paste_tabular->rows() && r2 < tabular.rows();
1808              ++r1, ++r2) {
1809                 for (col_type c1 = 0, c2 = actcol;
1810                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1811                     ++c1, ++c2) {
1812                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1813                             tabular.isPartOfMultiColumn(r2, c2))
1814                                 continue;
1815                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1816                                 --c2;
1817                                 continue;
1818                         }
1819                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1820                                 --c1;
1821                                 continue;
1822                         }
1823                         shared_ptr<InsetText> inset(
1824                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1825                         tabular.setCellInset(r2, c2, inset);
1826                         inset->markNew();
1827                         cur.pos() = 0;
1828                 }
1829         }
1830         return true;
1831 }
1832
1833
1834 void InsetTabular::cutSelection(LCursor & cur)
1835 {
1836         if (!cur.selection())
1837                 return;
1838
1839         row_type rs, re;
1840         col_type cs, ce;
1841         getSelection(cur, rs, re, cs, ce);
1842         for (row_type i = rs; i <= re; ++i) {
1843                 for (col_type j = cs; j <= ce; ++j) {
1844                         shared_ptr<InsetText> t
1845                                 = cell(tabular.getCellNumber(i, j));
1846                         if (cur.buffer().params().tracking_changes)
1847                                 t->markErased(true);
1848                         else
1849                                 t->clear();
1850                 }
1851         }
1852
1853         // cursor position might be invalid now
1854         cur.pos() = cur.lastpos();
1855         cur.clearSelection();
1856 }
1857
1858
1859 bool InsetTabular::isRightToLeft(LCursor & cur) const
1860 {
1861         BOOST_ASSERT(cur.depth() > 1);
1862         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1863         LCursor::pos_type const parentpos = cur[cur.depth() - 2].pos();
1864         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1865                                          parentpos).language()->rightToLeft();
1866 }
1867
1868
1869 void InsetTabular::getSelection(LCursor & cur,
1870         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1871 {
1872         CursorSlice const & beg = cur.selBegin();
1873         CursorSlice const & end = cur.selEnd();
1874         cs = tabular.column_of_cell(beg.idx());
1875         ce = tabular.column_of_cell(end.idx());
1876         if (cs > ce) {
1877                 ce = cs;
1878                 cs = tabular.column_of_cell(end.idx());
1879         } else {
1880                 ce = tabular.right_column_of_cell(end.idx());
1881         }
1882
1883         rs = tabular.row_of_cell(beg.idx());
1884         re = tabular.row_of_cell(end.idx());
1885         if (rs > re)
1886                 swap(rs, re);
1887 }
1888
1889
1890 LyXText * InsetTabular::getText(int idx) const
1891 {
1892         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1893 }
1894
1895
1896 void InsetTabular::markErased(bool erased)
1897 {
1898         for (idx_type idx = 0; idx < nargs(); ++idx)
1899                 cell(idx)->markErased(erased);
1900 }
1901
1902
1903 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1904 {
1905         return tabular.getPWidth(cell).zero();
1906 }
1907
1908
1909 bool InsetTabular::insertAsciiString(BufferView & bv, docstring const & buf,
1910                                      bool usePaste)
1911 {
1912         if (buf.length() <= 0)
1913                 return true;
1914
1915         col_type cols = 1;
1916         row_type rows = 1;
1917         col_type maxCols = 1;
1918         docstring::size_type const len = buf.length();
1919         docstring::size_type p = 0;
1920
1921         while (p < len &&
1922                (p = buf.find_first_of(lyx::from_ascii("\t\n"), p)) != docstring::npos) {
1923                 switch (buf[p]) {
1924                 case '\t':
1925                         ++cols;
1926                         break;
1927                 case '\n':
1928                         if (p + 1 < len)
1929                                 ++rows;
1930                         maxCols = max(cols, maxCols);
1931                         cols = 1;
1932                         break;
1933                 }
1934                 ++p;
1935         }
1936         maxCols = max(cols, maxCols);
1937         LyXTabular * loctab;
1938         idx_type cell = 0;
1939         col_type ocol = 0;
1940         row_type row = 0;
1941         if (usePaste) {
1942                 paste_tabular.reset(
1943                         new LyXTabular(bv.buffer()->params(), rows, maxCols));
1944                 loctab = paste_tabular.get();
1945                 cols = 0;
1946                 dirtyTabularStack(true);
1947         } else {
1948                 loctab = &tabular;
1949                 cell = bv.cursor().idx();
1950                 ocol = tabular.column_of_cell(cell);
1951                 row = tabular.row_of_cell(cell);
1952         }
1953
1954         docstring::size_type op = 0;
1955         idx_type const cells = loctab->getNumberOfCells();
1956         p = 0;
1957         cols = ocol;
1958         rows = loctab->rows();
1959         col_type const columns = loctab->columns();
1960
1961         while (cell < cells && p < len && row < rows &&
1962                (p = buf.find_first_of(lyx::from_ascii("\t\n"), p)) != docstring::npos)
1963         {
1964                 if (p >= len)
1965                         break;
1966                 switch (buf[p]) {
1967                 case '\t':
1968                         // we can only set this if we are not too far right
1969                         if (cols < columns) {
1970                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1971                                 inset->setViewCache(&bv);
1972                                 Paragraph & par = inset->text_.getPar(0);
1973                                 LyXFont const font = inset->text_.getFont(par, 0);
1974                                 inset->setText(buf.substr(op, p - op), font);
1975                                 ++cols;
1976                                 ++cell;
1977                         }
1978                         break;
1979                 case '\n':
1980                         // we can only set this if we are not too far right
1981                         if (cols < columns) {
1982                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
1983                                 inset->setViewCache(&bv);
1984                                 Paragraph & par = inset->text_.getPar(0);
1985                                 LyXFont const font = inset->text_.getFont(par, 0);
1986                                 inset->setText(buf.substr(op, p - op), font);
1987                         }
1988                         cols = ocol;
1989                         ++row;
1990                         if (row < rows)
1991                                 cell = loctab->getCellNumber(row, cols);
1992                         break;
1993                 }
1994                 ++p;
1995                 op = p;
1996         }
1997         // check for the last cell if there is no trailing '\n'
1998         if (cell < cells && op < len) {
1999                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2000                 inset->setViewCache(&bv);
2001                 Paragraph & par = inset->text_.getPar(0);
2002                 LyXFont const font = inset->text_.getFont(par, 0);
2003                 inset->setText(buf.substr(op, len - op), font);
2004         }
2005         return true;
2006 }
2007
2008
2009 void InsetTabular::addPreview(PreviewLoader & loader) const
2010 {
2011         row_type const rows = tabular.rows();
2012         col_type const columns = tabular.columns();
2013         for (row_type i = 0; i < rows; ++i) {
2014                 for (col_type j = 0; j < columns; ++j)
2015                         tabular.getCellInset(i, j)->addPreview(loader);
2016         }
2017 }
2018
2019
2020 bool InsetTabular::tablemode(LCursor & cur) const
2021 {
2022         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
2023 }
2024
2025
2026
2027
2028
2029 string const InsetTabularMailer::name_("tabular");
2030
2031 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
2032         : inset_(const_cast<InsetTabular &>(inset))
2033 {}
2034
2035
2036 string const InsetTabularMailer::inset2string(Buffer const &) const
2037 {
2038         return params2string(inset_);
2039 }
2040
2041
2042 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
2043 {
2044         istringstream data(in);
2045         LyXLex lex(0,0);
2046         lex.setStream(data);
2047
2048         if (in.empty())
2049                 return;
2050
2051         string token;
2052         lex >> token;
2053         if (!lex || token != name_)
2054                 return print_mailer_error("InsetTabularMailer", in, 1,
2055                                           name_);
2056
2057         // This is part of the inset proper that is usually swallowed
2058         // by Buffer::readInset
2059         lex >> token;
2060         if (!lex || token != "Tabular")
2061                 return print_mailer_error("InsetTabularMailer", in, 2,
2062                                           "Tabular");
2063
2064         Buffer const & buffer = inset.buffer();
2065         inset.read(buffer, lex);
2066 }
2067
2068
2069 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2070 {
2071         ostringstream data;
2072         data << name_ << ' ';
2073         inset.write(inset.buffer(), data);
2074         data << "\\end_inset\n";
2075         return data.str();
2076 }