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/Clipboard.h"
  41 #include "frontends/Painter.h"
  42 #include "frontends/Selection.h"
  43
  44 #include <sstream>
  45 #include <iostream>
  46 #include <limits>
  47
  48
  49 namespace lyx {
  50
  51 using cap::dirtyTabularStack;
  52 using cap::tabularStackDirty;
  53
  54 using graphics::PreviewLoader;
  55
  56 using support::ltrim;
  57
  58 using frontend::Painter;
  59 using frontend::Clipboard;
  60
  61 using boost::shared_ptr;
  62
  63 using std::auto_ptr;
  64 using std::endl;
  65 using std::max;
  66 using std::string;
  67 using std::istringstream;
  68 using std::ostream;
  69 using std::ostringstream;
  70 using std::swap;
  71 using std::vector;
  72
  73 namespace Alert = frontend::Alert;
  74
  75
  76 namespace {
  77
  78 int const ADD_TO_HEIGHT = 2;
  79 int const ADD_TO_TABULAR_WIDTH = 2;
  80 int const default_line_space = 10;
  81
  82 ///
  83 boost::scoped_ptr<LyXTabular> paste_tabular;
  84
  85
  86 struct TabularFeature {
  87         LyXTabular::Feature action;
  88         string feature;
  89 };
  90
  91
  92 TabularFeature tabularFeature[] =
  93 {
  94         { LyXTabular::APPEND_ROW, "append-row" },
  95         { LyXTabular::APPEND_COLUMN, "append-column" },
  96         { LyXTabular::DELETE_ROW, "delete-row" },
  97         { LyXTabular::DELETE_COLUMN, "delete-column" },
  98         { LyXTabular::COPY_ROW, "copy-row" },
  99         { LyXTabular::COPY_COLUMN, "copy-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 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
 178                            col_type columns)
 179         : tabular(buf.params(), max(rows, row_type(1)),
 180           max(columns, col_type(1))), buffer_(&buf), scx_(0)
 181 {}
 182
 183
 184 InsetTabular::InsetTabular(InsetTabular const & tab)
 185         : InsetOld(tab), tabular(tab.tabular),
 186                 buffer_(tab.buffer_), scx_(0)
 187 {}
 188
 189
 190 InsetTabular::~InsetTabular()
 191 {
 192         InsetTabularMailer(*this).hideDialog();
 193 }
 194
 195
 196 auto_ptr<InsetBase> InsetTabular::doClone() const
 197 {
 198         return auto_ptr<InsetBase>(new InsetTabular(*this));
 199 }
 200
 201
 202 Buffer const & InsetTabular::buffer() const
 203 {
 204         return *buffer_;
 205 }
 206
 207
 208 void InsetTabular::buffer(Buffer const * b)
 209 {
 210         buffer_ = b;
 211 }
 212
 213
 214 void InsetTabular::write(Buffer const & buf, ostream & os) const
 215 {
 216         os << "Tabular" << endl;
 217         tabular.write(buf, os);
 218 }
 219
 220
 221 void InsetTabular::read(Buffer const & buf, LyXLex & lex)
 222 {
 223         bool const old_format = (lex.getString() == "\\LyXTable");
 224
 225         tabular.read(buf, lex);
 226
 227         if (old_format)
 228                 return;
 229
 230         lex.next();
 231         string token = lex.getString();
 232         while (lex.isOK() && (token != "\\end_inset")) {
 233                 lex.next();
 234                 token = lex.getString();
 235         }
 236         if (token != "\\end_inset") {
 237                 lex.printError("Missing \\end_inset at this point. "
 238                                "Read: `$$Token'");
 239         }
 240 }
 241
 242
 243 bool InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
 244 {
 245         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
 246         //      mi.base.textwidth << "\n";
 247         if (!mi.base.bv) {
 248                 lyxerr << "InsetTabular::metrics: need bv" << endl;
 249                 BOOST_ASSERT(false);
 250         }
 251
 252         row_type i = 0;
 253         for (idx_type cell = 0; i < tabular.rows(); ++i) {
 254                 int maxAsc = 0;
 255                 int maxDesc = 0;
 256                 for (col_type j = 0; j < tabular.columns(); ++j) {
 257                         if (tabular.isPartOfMultiColumn(i, j))
 258                                 // Multicolumn cell, but not first one
 259                                 continue;
 260                         Dimension dim;
 261                         MetricsInfo m = mi;
 262                         LyXLength p_width;
 263                         if (tabular.cell_info[i][j].multicolumn ==
 264                             LyXTabular::CELL_BEGIN_OF_MULTICOLUMN)
 265                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
 266                         else
 267                                 p_width = tabular.column_info[j].p_width;
 268                         if (!p_width.zero())
 269                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
 270                         tabular.getCellInset(cell)->metrics(m, dim);
 271                         if (!p_width.zero())
 272                                 dim.wid = m.base.textwidth;
 273                         tabular.setWidthOfCell(cell, dim.wid);
 274                         if (p_width.zero()) {
 275                                 m.base.textwidth = dim.wid + 2 * ADD_TO_TABULAR_WIDTH;
 276                                 // FIXME there must be a way to get rid of
 277                                 // the second metrics call
 278                                 tabular.getCellInset(cell)->metrics(m, dim);
 279                         }
 280                         maxAsc  = max(maxAsc, dim.asc);
 281                         maxDesc = max(maxDesc, dim.des);
 282                         ++cell;
 283                 }
 284                 int const top_space = tabular.row_info[i].top_space_default ?
 285                         default_line_space :
 286                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
 287                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT + top_space);
 288                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
 289                         default_line_space :
 290                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
 291                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
 292         }
 293
 294         dim.asc = tabular.getAscentOfRow(0);
 295         dim.des = tabular.getHeightOfTabular() - dim.asc;
 296         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
 297         bool const changed = dim_ != dim;
 298         dim_ = dim;
 299         return changed;
 300 }
 301
 302
 303 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 304 {
 305         setPosCache(pi, x, y);
 306
 307         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 308         BufferView * bv = pi.base.bv;
 309
 310         resetPos(bv->cursor());
 311
 312         x += scx_;
 313         x += ADD_TO_TABULAR_WIDTH;
 314
 315         idx_type idx = 0;
 316         first_visible_cell = LyXTabular::npos;
 317         for (row_type i = 0; i < tabular.rows(); ++i) {
 318                 int nx = x;
 319                 int const a = tabular.getAscentOfRow(i);
 320                 int const d = tabular.getDescentOfRow(i);
 321                 idx = tabular.getCellNumber(i, 0);
 322                 for (col_type j = 0; j < tabular.columns(); ++j) {
 323                         if (tabular.isPartOfMultiColumn(i, j))
 324                                 continue;
 325                         if (first_visible_cell == LyXTabular::npos)
 326                                 first_visible_cell = idx;
 327
 328                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 329                         if (nx + tabular.getWidthOfColumn(idx) < 0
 330                             || nx > bv->workWidth()
 331                             || y + d < 0
 332                             || y - a > bv->workHeight()) {
 333                                 pi.pain.setDrawingEnabled(false);
 334                                 cell(idx)->draw(pi, cx, y);
 335                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 336                                 pi.pain.setDrawingEnabled(true);
 337                         } else {
 338                                 cell(idx)->draw(pi, cx, y);
 339                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 340                         }
 341                         nx += tabular.getWidthOfColumn(idx);
 342                         ++idx;
 343                 }
 344
 345                 if (i + 1 < tabular.rows())
 346                         y += d + tabular.getAscentOfRow(i + 1) +
 347                                 tabular.getAdditionalHeight(i + 1);
 348         }
 349 }
 350
 351
 352 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 353 {
 354         setPosCache(pi, x, y);
 355
 356         LCursor & cur = pi.base.bv->cursor();
 357
 358         x += scx_ + ADD_TO_TABULAR_WIDTH;
 359
 360         // Paint background of current tabular
 361         int const w = tabular.getWidthOfTabular();
 362         int const h = tabular.getHeightOfTabular();
 363         int yy = y - tabular.getAscentOfRow(0);
 364         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
 365
 366         if (!cur.selection())
 367                 return;
 368         if (!ptr_cmp(&cur.inset(), this))
 369                 return;
 370
 371         //resetPos(cur);
 372
 373
 374         if (tablemode(cur)) {
 375                 row_type rs, re;
 376                 col_type cs, ce;
 377                 getSelection(cur, rs, re, cs, ce);
 378                 y -= tabular.getAscentOfRow(0);
 379                 for (row_type j = 0; j < tabular.rows(); ++j) {
 380                         int const a = tabular.getAscentOfRow(j);
 381                         int const h = a + tabular.getDescentOfRow(j);
 382                         int xx = x;
 383                         y += tabular.getAdditionalHeight(j);
 384                         for (col_type i = 0; i < tabular.columns(); ++i) {
 385                                 if (tabular.isPartOfMultiColumn(j, i))
 386                                         continue;
 387                                 idx_type const cell =
 388                                         tabular.getCellNumber(j, i);
 389                                 int const w = tabular.getWidthOfColumn(cell);
 390                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 391                                         pi.pain.fillRectangle(xx, y, w, h,
 392                                                               LColor::selection);
 393                                 xx += w;
 394
 395                         }
 396                         y += h;
 397                 }
 398
 399         } else {
 400                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 401         }
 402 }
 403
 404
 405 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 406                                  row_type row, idx_type cell, bool erased) const
 407 {
 408         int x2 = x + tabular.getWidthOfColumn(cell);
 409         bool on_off = false;
 410         LColor::color col = LColor::tabularline;
 411         LColor::color onoffcol = LColor::tabularonoffline;
 412
 413         if (erased) {
 414                 col = LColor::strikeout;
 415                 onoffcol = LColor::strikeout;
 416         }
 417
 418         if (!tabular.topAlreadyDrawn(cell)) {
 419                 on_off = !tabular.topLine(cell);
 420                 pain.line(x, y - tabular.getAscentOfRow(row),
 421                           x2, y -  tabular.getAscentOfRow(row),
 422                           on_off ? onoffcol : col,
 423                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 424         }
 425         on_off = !tabular.bottomLine(cell);
 426         pain.line(x, y + tabular.getDescentOfRow(row),
 427                   x2, y + tabular.getDescentOfRow(row),
 428                   on_off ? onoffcol : col,
 429                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 430         if (!tabular.leftAlreadyDrawn(cell)) {
 431                 on_off = !tabular.leftLine(cell);
 432                 pain.line(x, y -  tabular.getAscentOfRow(row),
 433                           x, y +  tabular.getDescentOfRow(row),
 434                           on_off ? onoffcol : col,
 435                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 436         }
 437         on_off = !tabular.rightLine(cell);
 438         pain.line(x2 - tabular.getAdditionalWidth(cell),
 439                   y -  tabular.getAscentOfRow(row),
 440                   x2 - tabular.getAdditionalWidth(cell),
 441                   y +  tabular.getDescentOfRow(row),
 442                   on_off ? onoffcol : col,
 443                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 444 }
 445
 446
 447 docstring const InsetTabular::editMessage() const
 448 {
 449         return _("Opened table");
 450 }
 451
 452
 453 void InsetTabular::edit(LCursor & cur, bool left)
 454 {
 455         //lyxerr << "InsetTabular::edit: " << this << endl;
 456         finishUndo();
 457         cur.selection() = false;
 458         cur.push(*this);
 459         if (left) {
 460                 if (isRightToLeft(cur))
 461                         cur.idx() = tabular.getLastCellInRow(0);
 462                 else
 463                         cur.idx() = 0;
 464                 cur.pit() = 0;
 465                 cur.pos() = 0;
 466         } else {
 467                 if (isRightToLeft(cur))
 468                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 469                 else
 470                         cur.idx() = tabular.getNumberOfCells() - 1;
 471                 cur.pit() = 0;
 472                 cur.pos() = cur.lastpos(); // FIXME crude guess
 473         }
 474         // FIXME: this accesses the position cache before it is initialized
 475         //resetPos(cur);
 476         //cur.bv().fitCursor();
 477 }
 478
 479
 480 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 481 {
 482         lyxerr[Debug::DEBUG] << "# InsetTabular::doDispatch: cmd: " << cmd
 483                              << "\n  cur:" << cur << endl;
 484         CursorSlice sl = cur.top();
 485         LCursor & bvcur = cur.bv().cursor();
 486
 487         switch (cmd.action) {
 488
 489         case LFUN_MOUSE_PRESS:
 490                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 491
 492                 if (cmd.button() == mouse_button::button1
 493                     || (cmd.button() == mouse_button::button3
 494                         && (&bvcur.selBegin().inset() != this || !tablemode(bvcur)))) {
 495                         if (!bvcur.selection() && !cur.bv().mouseSetCursor(cur))
 496                                 cur.noUpdate();
 497                         cur.selection() = false;
 498                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 499                         cur.bv().mouseSetCursor(cur);
 500                         break;
 501                 }
 502
 503                 if (cmd.button() == mouse_button::button2) {
 504                         cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph");
 505                         doDispatch(cur, cmd);
 506                 }
 507                 break;
 508
 509         case LFUN_MOUSE_MOTION:
 510                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 511                 if (cmd.button() == mouse_button::button1) {
 512                         // only accept motions to places not deeper nested than the real anchor
 513                         if (bvcur.anchor_.hasPart(cur)) {
 514                                 // only update if selection changes
 515                                 if (bvcur.idx() == cur.idx() &&
 516                                         !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
 517                                         cur.noUpdate();
 518                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 519                                 bvcur.setCursor(cur);
 520                                 bvcur.selection() = true;
 521                         } else
 522                                 cur.undispatched();
 523                 }
 524                 break;
 525
 526         case LFUN_MOUSE_RELEASE:
 527                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 528                 if (cmd.button() == mouse_button::button3)
 529                         InsetTabularMailer(*this).showDialog(&cur.bv());
 530                 break;
 531
 532         case LFUN_CELL_BACKWARD:
 533                 movePrevCell(cur);
 534                 cur.selection() = false;
 535                 break;
 536
 537         case LFUN_CELL_FORWARD:
 538                 moveNextCell(cur);
 539                 cur.selection() = false;
 540                 break;
 541
 542         case LFUN_CHAR_FORWARD_SELECT:
 543         case LFUN_CHAR_FORWARD:
 544                 cell(cur.idx())->dispatch(cur, cmd);
 545                 if (!cur.result().dispatched()) {
 546                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 547                         if (sl == cur.top())
 548                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 549                         else
 550                                 cur.dispatched();
 551                 }
 552                 break;
 553
 554         case LFUN_CHAR_BACKWARD_SELECT:
 555         case LFUN_CHAR_BACKWARD:
 556                 cell(cur.idx())->dispatch(cur, cmd);
 557                 if (!cur.result().dispatched()) {
 558                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 559                         if (sl == cur.top())
 560                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
 561                         else
 562                                 cur.dispatched();
 563                 }
 564                 break;
 565
 566         case LFUN_DOWN_SELECT:
 567         case LFUN_DOWN:
 568                 cell(cur.idx())->dispatch(cur, cmd);
 569                 cur.dispatched(); // override the cell's decision
 570                 if (sl == cur.top())
 571                         // if our LyXText didn't do anything to the cursor
 572                         // then we try to put the cursor into the cell below
 573                         // setting also the right targetX.
 574                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 575                                 cur.idx() = tabular.getCellBelow(cur.idx());
 576                                 cur.pit() = 0;
 577                                 TextMetrics const & tm =
 578                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
 579                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
 580                         }
 581                 if (sl == cur.top()) {
 582                         // we trick it to go to the RIGHT after leaving the
 583                         // tabular.
 584                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 585                         cur.undispatched();
 586                 }
 587                 break;
 588
 589         case LFUN_UP_SELECT:
 590         case LFUN_UP:
 591                 cell(cur.idx())->dispatch(cur, cmd);
 592                 cur.dispatched(); // override the cell's decision
 593                 if (sl == cur.top())
 594                         // if our LyXText didn't do anything to the cursor
 595                         // then we try to put the cursor into the cell above
 596                         // setting also the right targetX.
 597                         if (tabular.row_of_cell(cur.idx()) != 0) {
 598                                 cur.idx() = tabular.getCellAbove(cur.idx());
 599                                 cur.pit() = cur.lastpit();
 600                                 LyXText const * text = cell(cur.idx())->getText(0);
 601                                 TextMetrics const & tm = cur.bv().textMetrics(text);
 602                                 ParagraphMetrics const & pm =
 603                                         tm.parMetrics(cur.lastpit());
 604                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
 605                         }
 606                 if (sl == cur.top()) {
 607                         cmd = FuncRequest(LFUN_FINISHED_UP);
 608                         cur.undispatched();
 609                 }
 610                 break;
 611
 612 //      case LFUN_SCREEN_DOWN: {
 613 //              //if (hasSelection())
 614 //              //      cur.selection() = false;
 615 //              col_type const col = tabular.column_of_cell(cur.idx());
 616 //              int const t =   cur.bv().top_y() + cur.bv().height();
 617 //              if (t < yo() + tabular.getHeightOfTabular()) {
 618 //                      cur.bv().scrollDocView(t);
 619 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 620 //              } else {
 621 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 622 //              }
 623 //              cur.par() = 0;
 624 //              cur.pos() = 0;
 625 //              break;
 626 //      }
 627 //
 628 //      case LFUN_SCREEN_UP: {
 629 //              //if (hasSelection())
 630 //              //      cur.selection() = false;
 631 //              col_type const col = tabular.column_of_cell(cur.idx());
 632 //              int const t =   cur.bv().top_y() + cur.bv().height();
 633 //              if (yo() < 0) {
 634 //                      cur.bv().scrollDocView(t);
 635 //                      if (yo() > 0)
 636 //                              cur.idx() = col;
 637 //                      else
 638 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 639 //              } else {
 640 //                      cur.idx() = col;
 641 //              }
 642 //              cur.par() = cur.lastpar();
 643 //              cur.pos() = cur.lastpos();
 644 //              break;
 645 //      }
 646
 647         case LFUN_LAYOUT_TABULAR:
 648                 InsetTabularMailer(*this).showDialog(&cur.bv());
 649                 break;
 650
 651         case LFUN_INSET_DIALOG_UPDATE:
 652                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 653                 break;
 654
 655         case LFUN_TABULAR_FEATURE:
 656                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
 657                         cur.undispatched();
 658                 break;
 659
 660         // insert file functions
 661         case LFUN_FILE_INSERT_ASCII_PARA:
 662         case LFUN_FILE_INSERT_ASCII: {
 663                 // FIXME UNICODE
 664                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), to_utf8(cmd.argument()), false);
 665                 // FIXME: We don't know the encoding of the file
 666                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), from_utf8(tmpstr), false))
 667                         cur.undispatched();
 668                 break;
 669         }
 670
 671         case LFUN_CUT:
 672                 if (tablemode(cur)) {
 673                         if (copySelection(cur)) {
 674                                 recordUndoInset(cur, Undo::DELETE);
 675                                 cutSelection(cur);
 676                         }
 677                 }
 678                 else
 679                         cell(cur.idx())->dispatch(cur, cmd);
 680                 break;
 681
 682         case LFUN_CHAR_DELETE_BACKWARD:
 683         case LFUN_CHAR_DELETE_FORWARD:
 684                 if (tablemode(cur)) {
 685                         recordUndoInset(cur, Undo::DELETE);
 686                         cutSelection(cur);
 687                 }
 688                 else
 689                         cell(cur.idx())->dispatch(cur, cmd);
 690                 break;
 691
 692         case LFUN_COPY:
 693                 if (!cur.selection())
 694                         break;
 695                 if (tablemode(cur)) {
 696                         finishUndo();
 697                         copySelection(cur);
 698                 } else
 699                         cell(cur.idx())->dispatch(cur, cmd);
 700                 break;
 701
 702         case LFUN_CLIPBOARD_PASTE:
 703         case LFUN_PRIMARY_SELECTION_PASTE: {
 704                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
 705                         theClipboard().get() :
 706                         theSelection().get();
 707                 if (clip.empty())
 708                         break;
 709                 // pass to InsertAsciiString, but
 710                 // only if we have multi-cell content
 711                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
 712                         if (insertAsciiString(cur.bv(), clip, false)) {
 713                                 // content has been replaced,
 714                                 // so cursor might be invalid
 715                                 cur.pos() = cur.lastpos();
 716                                 bvcur.setCursor(cur);
 717                                 break;
 718                         }
 719                 }
 720                 // Let the cell handle normal text
 721                 cell(cur.idx())->dispatch(cur, cmd);
 722                 break;
 723         }
 724
 725         case LFUN_PASTE:
 726                 if (tabularStackDirty()) {
 727                         recordUndoInset(cur, Undo::INSERT);
 728                         pasteSelection(cur);
 729                         break;
 730                 }
 731                 cell(cur.idx())->dispatch(cur, cmd);
 732                 break;
 733
 734         case LFUN_FONT_EMPH:
 735         case LFUN_FONT_BOLD:
 736         case LFUN_FONT_ROMAN:
 737         case LFUN_FONT_NOUN:
 738         case LFUN_FONT_ITAL:
 739         case LFUN_FONT_FRAK:
 740         case LFUN_FONT_CODE:
 741         case LFUN_FONT_SANS:
 742         case LFUN_FONT_FREE_APPLY:
 743         case LFUN_FONT_FREE_UPDATE:
 744         case LFUN_FONT_SIZE:
 745         case LFUN_FONT_UNDERLINE:
 746         case LFUN_LANGUAGE:
 747         case LFUN_WORD_CAPITALIZE:
 748         case LFUN_WORD_UPCASE:
 749         case LFUN_WORD_LOWCASE:
 750         case LFUN_CHARS_TRANSPOSE:
 751                 if (tablemode(cur)) {
 752                         row_type rs, re;
 753                         col_type cs, ce;
 754                         getSelection(cur, rs, re, cs, ce);
 755                         LCursor tmpcur = cur;
 756                         for (row_type i = rs; i <= re; ++i) {
 757                                 for (col_type j = cs; j <= ce; ++j) {
 758                                         // cursor follows cell:
 759                                         tmpcur.idx() = tabular.getCellNumber(i, j);
 760                                         // select this cell only:
 761                                         tmpcur.pit() = 0;
 762                                         tmpcur.pos() = 0;
 763                                         tmpcur.resetAnchor();
 764                                         tmpcur.pit() = tmpcur.lastpit();
 765                                         tmpcur.pos() = tmpcur.top().lastpos();
 766                                         tmpcur.setCursor(tmpcur);
 767                                         tmpcur.setSelection();
 768                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
 769                                 }
 770                         }
 771                         break;
 772                 } else {
 773                         cell(cur.idx())->dispatch(cur, cmd);
 774                         break;
 775                 }
 776         default:
 777                 // we try to handle this event in the insets dispatch function.
 778                 cell(cur.idx())->dispatch(cur, cmd);
 779                 break;
 780         }
 781
 782         // FIXME: this accesses the position cache before it is initialized
 783         //resetPos(cur);
 784         InsetTabularMailer(*this).updateDialog(&cur.bv());
 785 }
 786
 787
 788 // function sets an object as defined in func_status.h:
 789 // states OK, Unknown, Disabled, On, Off.
 790 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 791         FuncStatus & status) const
 792 {
 793         switch (cmd.action) {
 794         case LFUN_TABULAR_FEATURE: {
 795                 int action = LyXTabular::LAST_ACTION;
 796                 int i = 0;
 797                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 798                         string const tmp = tabularFeature[i].feature;
 799                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
 800                                 action = tabularFeature[i].action;
 801                                 break;
 802                         }
 803                 }
 804                 if (action == LyXTabular::LAST_ACTION) {
 805                         status.clear();
 806                         status.unknown(true);
 807                         return true;
 808                 }
 809
 810                 string const argument
 811                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
 812
 813                 row_type sel_row_start = 0;
 814                 row_type sel_row_end = 0;
 815                 col_type dummy;
 816                 LyXTabular::ltType dummyltt;
 817                 bool flag = true;
 818
 819                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 820
 821                 switch (action) {
 822                 case LyXTabular::SET_PWIDTH:
 823                 case LyXTabular::SET_MPWIDTH:
 824                 case LyXTabular::SET_SPECIAL_COLUMN:
 825                 case LyXTabular::SET_SPECIAL_MULTI:
 826                 case LyXTabular::APPEND_ROW:
 827                 case LyXTabular::APPEND_COLUMN:
 828                 case LyXTabular::DELETE_ROW:
 829                 case LyXTabular::DELETE_COLUMN:
 830                 case LyXTabular::COPY_ROW:
 831                 case LyXTabular::COPY_COLUMN:
 832                 case LyXTabular::SET_ALL_LINES:
 833                 case LyXTabular::UNSET_ALL_LINES:
 834                 case LyXTabular::SET_TOP_SPACE:
 835                 case LyXTabular::SET_BOTTOM_SPACE:
 836                 case LyXTabular::SET_INTERLINE_SPACE:
 837                         status.clear();
 838                         return true;
 839
 840                 case LyXTabular::MULTICOLUMN:
 841                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 842                         break;
 843
 844                 case LyXTabular::M_TOGGLE_LINE_TOP:
 845                         flag = false;
 846                 case LyXTabular::TOGGLE_LINE_TOP:
 847                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 848                         break;
 849
 850                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 851                         flag = false;
 852                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 853                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 854                         break;
 855
 856                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 857                         flag = false;
 858                 case LyXTabular::TOGGLE_LINE_LEFT:
 859                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 860                         break;
 861
 862                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 863                         flag = false;
 864                 case LyXTabular::TOGGLE_LINE_RIGHT:
 865                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 866                         break;
 867
 868                 case LyXTabular::M_ALIGN_LEFT:
 869                         flag = false;
 870                 case LyXTabular::ALIGN_LEFT:
 871                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 872                         break;
 873
 874                 case LyXTabular::M_ALIGN_RIGHT:
 875                         flag = false;
 876                 case LyXTabular::ALIGN_RIGHT:
 877                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 878                         break;
 879
 880                 case LyXTabular::M_ALIGN_CENTER:
 881                         flag = false;
 882                 case LyXTabular::ALIGN_CENTER:
 883                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 884                         break;
 885
 886                 case LyXTabular::ALIGN_BLOCK:
 887                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 888                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 889                         break;
 890
 891                 case LyXTabular::M_VALIGN_TOP:
 892                         flag = false;
 893                 case LyXTabular::VALIGN_TOP:
 894                         status.setOnOff(
 895                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 896                         break;
 897
 898                 case LyXTabular::M_VALIGN_BOTTOM:
 899                         flag = false;
 900                 case LyXTabular::VALIGN_BOTTOM:
 901                         status.setOnOff(
 902                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 903                         break;
 904
 905                 case LyXTabular::M_VALIGN_MIDDLE:
 906                         flag = false;
 907                 case LyXTabular::VALIGN_MIDDLE:
 908                         status.setOnOff(
 909                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 910                         break;
 911
 912                 case LyXTabular::SET_LONGTABULAR:
 913                         status.setOnOff(tabular.isLongTabular());
 914                         break;
 915
 916                 case LyXTabular::UNSET_LONGTABULAR:
 917                         status.setOnOff(!tabular.isLongTabular());
 918                         break;
 919
 920                 case LyXTabular::SET_ROTATE_TABULAR:
 921                         status.setOnOff(tabular.getRotateTabular());
 922                         break;
 923
 924                 case LyXTabular::UNSET_ROTATE_TABULAR:
 925                         status.setOnOff(!tabular.getRotateTabular());
 926                         break;
 927
 928                 case LyXTabular::SET_ROTATE_CELL:
 929                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 930                         break;
 931
 932                 case LyXTabular::UNSET_ROTATE_CELL:
 933                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 934                         break;
 935
 936                 case LyXTabular::SET_USEBOX:
 937                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 938                         break;
 939
 940                 case LyXTabular::SET_LTFIRSTHEAD:
 941                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 942                         break;
 943
 944                 case LyXTabular::UNSET_LTFIRSTHEAD:
 945                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 946                         break;
 947
 948                 case LyXTabular::SET_LTHEAD:
 949                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 950                         break;
 951
 952                 case LyXTabular::UNSET_LTHEAD:
 953                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 954                         break;
 955
 956                 case LyXTabular::SET_LTFOOT:
 957                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 958                         break;
 959
 960                 case LyXTabular::UNSET_LTFOOT:
 961                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 962                         break;
 963
 964                 case LyXTabular::SET_LTLASTFOOT:
 965                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 966                         break;
 967
 968                 case LyXTabular::UNSET_LTLASTFOOT:
 969                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 970                         break;
 971
 972                 case LyXTabular::SET_LTNEWPAGE:
 973                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 974                         break;
 975
 976                 case LyXTabular::SET_BOOKTABS:
 977                         status.setOnOff(tabular.useBookTabs());
 978                         break;
 979
 980                 case LyXTabular::UNSET_BOOKTABS:
 981                         status.setOnOff(!tabular.useBookTabs());
 982                         break;
 983
 984                 default:
 985                         status.clear();
 986                         status.enabled(false);
 987                         break;
 988                 }
 989                 return true;
 990         }
 991
 992         // These are only enabled inside tabular
 993         case LFUN_CELL_BACKWARD:
 994         case LFUN_CELL_FORWARD:
 995                 status.enabled(true);
 996                 return true;
 997
 998         // disable these with multiple cells selected
 999         case LFUN_INSET_INSERT:
1000         case LFUN_TABULAR_INSERT:
1001         case LFUN_CHARSTYLE_INSERT:
1002         case LFUN_FLOAT_INSERT:
1003         case LFUN_FLOAT_WIDE_INSERT:
1004         case LFUN_FOOTNOTE_INSERT:
1005         case LFUN_MARGINALNOTE_INSERT:
1006         case LFUN_MATH_INSERT:
1007         case LFUN_MATH_MODE:
1008         case LFUN_MATH_MUTATE:
1009         case LFUN_MATH_DISPLAY:
1010         case LFUN_NOTE_INSERT:
1011         case LFUN_OPTIONAL_INSERT:
1012         case LFUN_BOX_INSERT:
1013         case LFUN_BRANCH_INSERT:
1014         case LFUN_WRAP_INSERT:
1015         case LFUN_ERT_INSERT: {
1016                 if (tablemode(cur)) {
1017                         status.enabled(false);
1018                         return true;
1019                 } else
1020                         return cell(cur.idx())->getStatus(cur, cmd, status);
1021         }
1022
1023         // disable in non-fixed-width cells
1024         case LFUN_BREAK_LINE:
1025         case LFUN_BREAK_PARAGRAPH:
1026         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1027         case LFUN_BREAK_PARAGRAPH_SKIP: {
1028                 if (tabular.getPWidth(cur.idx()).zero()) {
1029                         status.enabled(false);
1030                         return true;
1031                 } else
1032                         return cell(cur.idx())->getStatus(cur, cmd, status);
1033         }
1034
1035         case LFUN_PASTE:
1036                 if (tabularStackDirty()) {
1037                         status.enabled(true);
1038                         return true;
1039                 }
1040
1041         case LFUN_INSET_MODIFY:
1042                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1043                         status.enabled(true);
1044                         return true;
1045                 }
1046                 // Fall through
1047
1048         default:
1049                 // we try to handle this event in the insets dispatch function.
1050                 return cell(cur.idx())->getStatus(cur, cmd, status);
1051         }
1052 }
1053
1054
1055 int InsetTabular::latex(Buffer const & buf, odocstream & os,
1056                         OutputParams const & runparams) const
1057 {
1058         return tabular.latex(buf, os, runparams);
1059 }
1060
1061
1062 int InsetTabular::plaintext(Buffer const & buf, odocstream & os,
1063                         OutputParams const & runparams) const
1064 {
1065         int const dp = runparams.linelen ? runparams.depth : 0;
1066         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1067 }
1068
1069
1070 int InsetTabular::docbook(Buffer const & buf, odocstream & os,
1071                           OutputParams const & runparams) const
1072 {
1073         int ret = 0;
1074         InsetBase * master = 0;
1075
1076 #ifdef WITH_WARNINGS
1077 #warning Why not pass a proper DocIterator here?
1078 #endif
1079 #if 0
1080         // if the table is inside a float it doesn't need the informaltable
1081         // wrapper. Search for it.
1082         for (master = owner(); master; master = master->owner())
1083                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1084                         break;
1085 #endif
1086
1087         if (!master) {
1088                 os << "<informaltable>";
1089                 ++ret;
1090         }
1091         ret += tabular.docbook(buf, os, runparams);
1092         if (!master) {
1093                 os << "</informaltable>";
1094                 ++ret;
1095         }
1096         return ret;
1097 }
1098
1099
1100 void InsetTabular::validate(LaTeXFeatures & features) const
1101 {
1102         tabular.validate(features);
1103 }
1104
1105
1106 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1107 {
1108         return tabular.getCellInset(idx);
1109 }
1110
1111
1112 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1113 {
1114         return tabular.getCellInset(idx);
1115 }
1116
1117
1118 void InsetTabular::cursorPos(BufferView const & bv,
1119                 CursorSlice const & sl, bool boundary, int & x, int & y) const
1120 {
1121         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
1122
1123         // y offset     correction
1124         int const row = tabular.row_of_cell(sl.idx());
1125         for (int i = 0; i <= row; ++i) {
1126                 if (i != 0) {
1127                         y += tabular.getAscentOfRow(i);
1128                         y += tabular.getAdditionalHeight(i);
1129                 }
1130                 if (i != row)
1131                         y += tabular.getDescentOfRow(i);
1132         }
1133
1134         // x offset correction
1135         int const col = tabular.column_of_cell(sl.idx());
1136         int idx = tabular.getCellNumber(row, 0);
1137         for (int j = 0; j < col; ++j) {
1138                 if (tabular.isPartOfMultiColumn(row, j))
1139                         continue;
1140                 x += tabular.getWidthOfColumn(idx);
1141                 ++idx;
1142         }
1143         x += tabular.getBeginningOfTextInCell(idx);
1144         x += ADD_TO_TABULAR_WIDTH;
1145         x += scx_;
1146 }
1147
1148
1149 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
1150 {
1151         int xx = 0;
1152         int yy = 0;
1153         InsetBase const & inset = *tabular.getCellInset(cell);
1154         Point o = bv.coordCache().getInsets().xy(&inset);
1155         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1156         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1157         row_type const row = tabular.row_of_cell(cell);
1158         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
1159                          tabular.getAdditionalHeight(row);
1160         int const yend = o.y_ + tabular.getDescentOfRow(row);
1161
1162         if (x < xbeg)
1163                 xx = xbeg - x;
1164         else if (x > xend)
1165                 xx = x - xend;
1166
1167         if (y < ybeg)
1168                 yy = ybeg - y;
1169         else if (y > yend)
1170                 yy = y - yend;
1171
1172         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1173         //       << " ybeg=" << ybeg << " yend=" << yend
1174         //       << " xx=" << xx << " yy=" << yy
1175         //       << " dist=" << xx + yy << endl;
1176         return xx + yy;
1177 }
1178
1179
1180 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1181 {
1182         //lyxerr << "InsetTabular::editXY: " << this << endl;
1183         cur.selection() = false;
1184         cur.push(*this);
1185         cur.idx() = getNearestCell(cur.bv(), x, y);
1186         resetPos(cur);
1187         return cell(cur.idx())->text_.editXY(cur, x, y);
1188 }
1189
1190
1191 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1192 {
1193         cur.idx() = getNearestCell(cur.bv(), x, y);
1194         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1195 }
1196
1197
1198 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
1199 {
1200         idx_type idx_min = 0;
1201         int dist_min = std::numeric_limits<int>::max();
1202         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1203                 if (bv.coordCache().getInsets().has(tabular.getCellInset(i).get())) {
1204                         int const d = dist(bv, i, x, y);
1205                         if (d < dist_min) {
1206                                 dist_min = d;
1207                                 idx_min = i;
1208                         }
1209                 }
1210         }
1211         return idx_min;
1212 }
1213
1214
1215 int InsetTabular::getCellXPos(idx_type const cell) const
1216 {
1217         idx_type c = cell;
1218
1219         for (; !tabular.isFirstCellInRow(c); --c)
1220                 ;
1221         int lx = tabular.getWidthOfColumn(cell);
1222         for (; c < cell; ++c)
1223                 lx += tabular.getWidthOfColumn(c);
1224
1225         return lx - tabular.getWidthOfColumn(cell);
1226 }
1227
1228
1229 void InsetTabular::resetPos(LCursor & cur) const
1230 {
1231         BufferView & bv = cur.bv();
1232         int const maxwidth = bv.workWidth();
1233
1234         if (&cur.inset() != this) {
1235                 scx_ = 0;
1236         } else {
1237                 int const X1 = 0;
1238                 int const X2 = maxwidth;
1239                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1240                 int const x1 = xo(cur.bv()) + getCellXPos(cur.idx()) + offset;
1241                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1242
1243                 if (x1 < X1)
1244                         scx_ = X1 + 20 - x1;
1245                 else if (x2 > X2)
1246                         scx_ = X2 - 20 - x2;
1247                 else
1248                         scx_ = 0;
1249         }
1250
1251         cur.updateFlags(Update::Force | Update::FitCursor);
1252
1253         InsetTabularMailer(*this).updateDialog(&bv);
1254 }
1255
1256
1257 void InsetTabular::moveNextCell(LCursor & cur)
1258 {
1259         if (isRightToLeft(cur)) {
1260                 if (tabular.isFirstCellInRow(cur.idx())) {
1261                         row_type const row = tabular.row_of_cell(cur.idx());
1262                         if (row == tabular.rows() - 1)
1263                                 return;
1264                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1265                 } else {
1266                         if (cur.idx() == 0)
1267                                 return;
1268                         --cur.idx();
1269                 }
1270         } else {
1271                 if (tabular.isLastCell(cur.idx()))
1272                         return;
1273                 ++cur.idx();
1274         }
1275         cur.pit() = 0;
1276         cur.pos() = 0;
1277         resetPos(cur);
1278 }
1279
1280
1281 void InsetTabular::movePrevCell(LCursor & cur)
1282 {
1283         if (isRightToLeft(cur)) {
1284                 if (tabular.isLastCellInRow(cur.idx())) {
1285                         row_type const row = tabular.row_of_cell(cur.idx());
1286                         if (row == 0)
1287                                 return;
1288                         cur.idx() = tabular.getFirstCellInRow(row);
1289                         cur.idx() = tabular.getCellAbove(cur.idx());
1290                 } else {
1291                         if (tabular.isLastCell(cur.idx()))
1292                                 return;
1293                         ++cur.idx();
1294                 }
1295         } else {
1296                 if (cur.idx() == 0) // first cell
1297                         return;
1298                 --cur.idx();
1299         }
1300         cur.pit() = cur.lastpit();
1301         cur.pos() = cur.lastpos();
1302
1303         // FIXME: this accesses the position cache before it is initialized
1304         //resetPos(cur);
1305 }
1306
1307
1308 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1309 {
1310         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1311
1312         int i = 0;
1313         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1314                 string const tmp = tabularFeature[i].feature;
1315
1316                 if (tmp == what.substr(0, tmp.length())) {
1317                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1318                         //tabularFeatures[i].feature.length())) {
1319                         action = tabularFeature[i].action;
1320                         break;
1321                 }
1322         }
1323         if (action == LyXTabular::LAST_ACTION)
1324                 return false;
1325
1326         string const val =
1327                 ltrim(what.substr(tabularFeature[i].feature.length()));
1328         tabularFeatures(cur, action, val);
1329         return true;
1330 }
1331
1332
1333 namespace {
1334
1335 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1336                           string const & special, bool & flag)
1337 {
1338         if (special == "dl_above") {
1339                 ltt.topDL = flag;
1340                 ltt.set = false;
1341         } else if (special == "dl_below") {
1342                 ltt.bottomDL = flag;
1343                 ltt.set = false;
1344         } else if (special == "empty") {
1345                 ltt.empty = flag;
1346                 ltt.set = false;
1347         } else if (flag) {
1348                 ltt.empty = false;
1349                 ltt.set = true;
1350         }
1351 }
1352
1353 } // anon namespace
1354
1355
1356 void InsetTabular::tabularFeatures(LCursor & cur,
1357         LyXTabular::Feature feature, string const & value)
1358 {
1359         BufferView & bv = cur.bv();
1360         col_type sel_col_start;
1361         col_type sel_col_end;
1362         row_type sel_row_start;
1363         row_type sel_row_end;
1364         bool setLines = false;
1365         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1366         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1367
1368         switch (feature) {
1369
1370         case LyXTabular::M_ALIGN_LEFT:
1371         case LyXTabular::ALIGN_LEFT:
1372                 setAlign = LYX_ALIGN_LEFT;
1373                 break;
1374
1375         case LyXTabular::M_ALIGN_RIGHT:
1376         case LyXTabular::ALIGN_RIGHT:
1377                 setAlign = LYX_ALIGN_RIGHT;
1378                 break;
1379
1380         case LyXTabular::M_ALIGN_CENTER:
1381         case LyXTabular::ALIGN_CENTER:
1382                 setAlign = LYX_ALIGN_CENTER;
1383                 break;
1384
1385         case LyXTabular::ALIGN_BLOCK:
1386                 setAlign = LYX_ALIGN_BLOCK;
1387                 break;
1388
1389         case LyXTabular::M_VALIGN_TOP:
1390         case LyXTabular::VALIGN_TOP:
1391                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1392                 break;
1393
1394         case LyXTabular::M_VALIGN_BOTTOM:
1395         case LyXTabular::VALIGN_BOTTOM:
1396                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1397                 break;
1398
1399         case LyXTabular::M_VALIGN_MIDDLE:
1400         case LyXTabular::VALIGN_MIDDLE:
1401                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1402                 break;
1403
1404         default:
1405                 break;
1406         }
1407
1408         recordUndoInset(cur, Undo::ATOMIC);
1409
1410         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1411         row_type const row = tabular.row_of_cell(cur.idx());
1412         col_type const column = tabular.column_of_cell(cur.idx());
1413         bool flag = true;
1414         LyXTabular::ltType ltt;
1415
1416         switch (feature) {
1417
1418         case LyXTabular::SET_PWIDTH: {
1419                 LyXLength const len(value);
1420                 tabular.setColumnPWidth(cur, cur.idx(), len);
1421                 if (len.zero()
1422                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1423                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1424                 break;
1425         }
1426
1427         case LyXTabular::SET_MPWIDTH:
1428                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1429                 break;
1430
1431         case LyXTabular::SET_SPECIAL_COLUMN:
1432         case LyXTabular::SET_SPECIAL_MULTI:
1433                 tabular.setAlignSpecial(cur.idx(),value,feature);
1434                 break;
1435
1436         case LyXTabular::APPEND_ROW:
1437                 // append the row into the tabular
1438                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1439                 break;
1440
1441         case LyXTabular::APPEND_COLUMN:
1442                 // append the column into the tabular
1443                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1444                 cur.idx() = tabular.getCellNumber(row, column);
1445                 break;
1446
1447         case LyXTabular::DELETE_ROW:
1448                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1449                         tabular.deleteRow(sel_row_start);
1450                 if (sel_row_start >= tabular.rows())
1451                         --sel_row_start;
1452                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1453                 cur.pit() = 0;
1454                 cur.pos() = 0;
1455                 cur.selection() = false;
1456                 break;
1457
1458         case LyXTabular::DELETE_COLUMN:
1459                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1460                         tabular.deleteColumn(sel_col_start);
1461                 if (sel_col_start >= tabular.columns())
1462                         --sel_col_start;
1463                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1464                 cur.pit() = 0;
1465                 cur.pos() = 0;
1466                 cur.selection() = false;
1467                 break;
1468
1469         case LyXTabular::COPY_ROW:
1470                 tabular.copyRow(bv.buffer()->params(), row);
1471                 break;
1472
1473         case LyXTabular::COPY_COLUMN:
1474                 tabular.copyColumn(bv.buffer()->params(), column);
1475                 cur.idx() = tabular.getCellNumber(row, column);
1476                 break;
1477
1478         case LyXTabular::M_TOGGLE_LINE_TOP:
1479                 flag = false;
1480         case LyXTabular::TOGGLE_LINE_TOP: {
1481                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1482                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1483                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1484                                 tabular.setTopLine(
1485                                         tabular.getCellNumber(i, j),
1486                                         lineSet, flag);
1487                 break;
1488         }
1489
1490         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1491                 flag = false;
1492         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1493                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1494                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1495                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1496                                 tabular.setBottomLine(
1497                                         tabular.getCellNumber(i, j),
1498                                         lineSet,
1499                                         flag);
1500                 break;
1501         }
1502
1503         case LyXTabular::M_TOGGLE_LINE_LEFT:
1504                 flag = false;
1505         case LyXTabular::TOGGLE_LINE_LEFT: {
1506                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1507                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1508                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1509                                 tabular.setLeftLine(
1510                                         tabular.getCellNumber(i,j),
1511                                         lineSet,
1512                                         flag);
1513                 break;
1514         }
1515
1516         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1517                 flag = false;
1518         case LyXTabular::TOGGLE_LINE_RIGHT: {
1519                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1520                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1521                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1522                                 tabular.setRightLine(
1523                                         tabular.getCellNumber(i,j),
1524                                         lineSet,
1525                                         flag);
1526                 break;
1527         }
1528
1529         case LyXTabular::M_ALIGN_LEFT:
1530         case LyXTabular::M_ALIGN_RIGHT:
1531         case LyXTabular::M_ALIGN_CENTER:
1532                 flag = false;
1533         case LyXTabular::ALIGN_LEFT:
1534         case LyXTabular::ALIGN_RIGHT:
1535         case LyXTabular::ALIGN_CENTER:
1536         case LyXTabular::ALIGN_BLOCK:
1537                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1538                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1539                                 tabular.setAlignment(
1540                                         tabular.getCellNumber(i, j),
1541                                         setAlign,
1542                                         flag);
1543                 break;
1544
1545         case LyXTabular::M_VALIGN_TOP:
1546         case LyXTabular::M_VALIGN_BOTTOM:
1547         case LyXTabular::M_VALIGN_MIDDLE:
1548                 flag = false;
1549         case LyXTabular::VALIGN_TOP:
1550         case LyXTabular::VALIGN_BOTTOM:
1551         case LyXTabular::VALIGN_MIDDLE:
1552                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1553                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1554                                 tabular.setVAlignment(
1555                                         tabular.getCellNumber(i, j),
1556                                         setVAlign, flag);
1557                 break;
1558
1559         case LyXTabular::MULTICOLUMN: {
1560                 if (sel_row_start != sel_row_end) {
1561 #ifdef WITH_WARNINGS
1562 #warning Need I say it ? This is horrible.
1563 #endif
1564                         // FIXME UNICODE
1565                         Alert::error(_("Error setting multicolumn"),
1566                                      _("You cannot set multicolumn vertically."));
1567                         return;
1568                 }
1569                 if (!cur.selection()) {
1570                         // just multicol for one single cell
1571                         // check whether we are completely in a multicol
1572                         if (tabular.isMultiColumn(cur.idx()))
1573                                 tabular.unsetMultiColumn(cur.idx());
1574                         else
1575                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1576                         break;
1577                 }
1578                 // we have a selection so this means we just add all this
1579                 // cells to form a multicolumn cell
1580                 idx_type const s_start = cur.selBegin().idx();
1581                 idx_type const s_end = cur.selEnd().idx();
1582                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1583                 cur.idx() = s_start;
1584                 cur.pit() = 0;
1585                 cur.pos() = 0;
1586                 cur.selection() = false;
1587                 break;
1588         }
1589
1590         case LyXTabular::SET_ALL_LINES:
1591                 setLines = true;
1592         case LyXTabular::UNSET_ALL_LINES:
1593                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1594                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1595                                 tabular.setAllLines(
1596                                         tabular.getCellNumber(i,j), setLines);
1597                 break;
1598
1599         case LyXTabular::SET_LONGTABULAR:
1600                 tabular.setLongTabular(true);
1601                 break;
1602
1603         case LyXTabular::UNSET_LONGTABULAR:
1604                 tabular.setLongTabular(false);
1605                 break;
1606
1607         case LyXTabular::SET_ROTATE_TABULAR:
1608                 tabular.setRotateTabular(true);
1609                 break;
1610
1611         case LyXTabular::UNSET_ROTATE_TABULAR:
1612                 tabular.setRotateTabular(false);
1613                 break;
1614
1615         case LyXTabular::SET_ROTATE_CELL:
1616                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1617                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1618                                 tabular.setRotateCell(
1619                                         tabular.getCellNumber(i, j), true);
1620                 break;
1621
1622         case LyXTabular::UNSET_ROTATE_CELL:
1623                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1624                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1625                                 tabular.setRotateCell(
1626                                         tabular.getCellNumber(i, j), false);
1627                 break;
1628
1629         case LyXTabular::SET_USEBOX: {
1630                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1631                 if (val == tabular.getUsebox(cur.idx()))
1632                         val = LyXTabular::BOX_NONE;
1633                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1634                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1635                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1636                 break;
1637         }
1638
1639         case LyXTabular::UNSET_LTFIRSTHEAD:
1640                 flag = false;
1641         case LyXTabular::SET_LTFIRSTHEAD:
1642                 tabular.getRowOfLTFirstHead(row, ltt);
1643                 checkLongtableSpecial(ltt, value, flag);
1644                 tabular.setLTHead(row, flag, ltt, true);
1645                 break;
1646
1647         case LyXTabular::UNSET_LTHEAD:
1648                 flag = false;
1649         case LyXTabular::SET_LTHEAD:
1650                 tabular.getRowOfLTHead(row, ltt);
1651                 checkLongtableSpecial(ltt, value, flag);
1652                 tabular.setLTHead(row, flag, ltt, false);
1653                 break;
1654
1655         case LyXTabular::UNSET_LTFOOT:
1656                 flag = false;
1657         case LyXTabular::SET_LTFOOT:
1658                 tabular.getRowOfLTFoot(row, ltt);
1659                 checkLongtableSpecial(ltt, value, flag);
1660                 tabular.setLTFoot(row, flag, ltt, false);
1661                 break;
1662
1663         case LyXTabular::UNSET_LTLASTFOOT:
1664                 flag = false;
1665         case LyXTabular::SET_LTLASTFOOT:
1666                 tabular.getRowOfLTLastFoot(row, ltt);
1667                 checkLongtableSpecial(ltt, value, flag);
1668                 tabular.setLTFoot(row, flag, ltt, true);
1669                 break;
1670
1671         case LyXTabular::SET_LTNEWPAGE:
1672                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1673                 break;
1674
1675         case LyXTabular::SET_BOOKTABS:
1676                 tabular.setBookTabs(true);
1677                 break;
1678
1679         case LyXTabular::UNSET_BOOKTABS:
1680                 tabular.setBookTabs(false);
1681                 break;
1682
1683         case LyXTabular::SET_TOP_SPACE: {
1684                 LyXLength len;
1685                 if (value == "default")
1686                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1687                                 tabular.row_info[i].top_space_default = true;
1688                 else if (isValidLength(value, &len))
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                 else
1694                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1695                                 tabular.row_info[i].top_space_default = false;
1696                                 tabular.row_info[i].top_space = len;
1697                         }
1698                 break;
1699         }
1700
1701         case LyXTabular::SET_BOTTOM_SPACE: {
1702                 LyXLength len;
1703                 if (value == "default")
1704                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1705                                 tabular.row_info[i].bottom_space_default = true;
1706                 else if (isValidLength(value, &len))
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                 else
1712                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1713                                 tabular.row_info[i].bottom_space_default = false;
1714                                 tabular.row_info[i].bottom_space = len;
1715                         }
1716                 break;
1717         }
1718
1719         case LyXTabular::SET_INTERLINE_SPACE: {
1720                 LyXLength len;
1721                 if (value == "default")
1722                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1723                                 tabular.row_info[i].interline_space_default = true;
1724                 else if (isValidLength(value, &len))
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                 else
1730                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1731                                 tabular.row_info[i].interline_space_default = false;
1732                                 tabular.row_info[i].interline_space = len;
1733                         }
1734                 break;
1735         }
1736
1737         // dummy stuff just to avoid warnings
1738         case LyXTabular::LAST_ACTION:
1739                 break;
1740         }
1741
1742         InsetTabularMailer(*this).updateDialog(&bv);
1743 }
1744
1745
1746 bool InsetTabular::showInsetDialog(BufferView * bv) const
1747 {
1748         InsetTabularMailer(*this).showDialog(bv);
1749         return true;
1750 }
1751
1752
1753 void InsetTabular::openLayoutDialog(BufferView * bv) const
1754 {
1755         InsetTabularMailer(*this).showDialog(bv);
1756 }
1757
1758
1759 bool InsetTabular::copySelection(LCursor & cur)
1760 {
1761         if (!cur.selection())
1762                 return false;
1763
1764         row_type rs, re;
1765         col_type cs, ce;
1766         getSelection(cur, rs, re, cs, ce);
1767
1768         paste_tabular.reset(new LyXTabular(tabular));
1769
1770         for (row_type i = 0; i < rs; ++i)
1771                 paste_tabular->deleteRow(0);
1772
1773         row_type const rows = re - rs + 1;
1774         while (paste_tabular->rows() > rows)
1775                 paste_tabular->deleteRow(rows);
1776
1777         paste_tabular->setTopLine(0, true, true);
1778         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1779                                      true, true);
1780
1781         for (col_type i = 0; i < cs; ++i)
1782                 paste_tabular->deleteColumn(0);
1783
1784         col_type const columns = ce - cs + 1;
1785         while (paste_tabular->columns() > columns)
1786                 paste_tabular->deleteColumn(columns);
1787
1788         paste_tabular->setLeftLine(0, true, true);
1789         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1790                                     true, true);
1791
1792         odocstringstream os;
1793         OutputParams const runparams;
1794         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1795         theClipboard().put(os.str());
1796         // mark tabular stack dirty
1797         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1798         // when we (hopefully) have a one-for-all paste mechanism.
1799         dirtyTabularStack(true);
1800
1801         return true;
1802 }
1803
1804
1805 bool InsetTabular::pasteSelection(LCursor & cur)
1806 {
1807         if (!paste_tabular)
1808                 return false;
1809         col_type const actcol = tabular.column_of_cell(cur.idx());
1810         row_type const actrow = tabular.row_of_cell(cur.idx());
1811         for (row_type r1 = 0, r2 = actrow;
1812              r1 < paste_tabular->rows() && r2 < tabular.rows();
1813              ++r1, ++r2) {
1814                 for (col_type c1 = 0, c2 = actcol;
1815                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1816                     ++c1, ++c2) {
1817                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1818                             tabular.isPartOfMultiColumn(r2, c2))
1819                                 continue;
1820                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1821                                 --c2;
1822                                 continue;
1823                         }
1824                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1825                                 --c1;
1826                                 continue;
1827                         }
1828                         shared_ptr<InsetText> inset(
1829                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1830                         tabular.setCellInset(r2, c2, inset);
1831                         // FIXME: change tracking (MG)
1832                         inset->setChange(Change(cur.buffer().params().trackChanges ?
1833                                                 Change::INSERTED : Change::UNCHANGED));
1834                         cur.pos() = 0;
1835                 }
1836         }
1837         return true;
1838 }
1839
1840
1841 void InsetTabular::cutSelection(LCursor & cur)
1842 {
1843         if (!cur.selection())
1844                 return;
1845
1846         row_type rs, re;
1847         col_type cs, ce;
1848         getSelection(cur, rs, re, cs, ce);
1849         for (row_type i = rs; i <= re; ++i) {
1850                 for (col_type j = cs; j <= ce; ++j) {
1851                         shared_ptr<InsetText> t
1852                                 = cell(tabular.getCellNumber(i, j));
1853                         if (cur.buffer().params().trackChanges)
1854                                 // FIXME: Change tracking (MG)
1855                                 t->setChange(Change(Change::DELETED));
1856                         else
1857                                 t->clear();
1858                 }
1859         }
1860
1861         // cursor position might be invalid now
1862         if (cur.pit() > cur.lastpit())
1863                 cur.pit() = cur.lastpit();
1864         if (cur.pos() > cur.lastpos())
1865                 cur.pos() = cur.lastpos();
1866         cur.clearSelection();
1867 }
1868
1869
1870 bool InsetTabular::isRightToLeft(LCursor & cur) const
1871 {
1872         BOOST_ASSERT(cur.depth() > 1);
1873         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1874         pos_type const parentpos = cur[cur.depth() - 2].pos();
1875         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1876                                          parentpos).language()->rightToLeft();
1877 }
1878
1879
1880 void InsetTabular::getSelection(LCursor & cur,
1881         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1882 {
1883         CursorSlice const & beg = cur.selBegin();
1884         CursorSlice const & end = cur.selEnd();
1885         cs = tabular.column_of_cell(beg.idx());
1886         ce = tabular.column_of_cell(end.idx());
1887         if (cs > ce) {
1888                 ce = cs;
1889                 cs = tabular.column_of_cell(end.idx());
1890         } else {
1891                 ce = tabular.right_column_of_cell(end.idx());
1892         }
1893
1894         rs = tabular.row_of_cell(beg.idx());
1895         re = tabular.row_of_cell(end.idx());
1896         if (rs > re)
1897                 swap(rs, re);
1898 }
1899
1900
1901 LyXText * InsetTabular::getText(int idx) const
1902 {
1903         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1904 }
1905
1906
1907 void InsetTabular::setChange(Change const & change)
1908 {
1909         for (idx_type idx = 0; idx < nargs(); ++idx)
1910                 cell(idx)->setChange(change);
1911 }
1912
1913
1914 void InsetTabular::acceptChanges()
1915 {
1916         for (idx_type idx = 0; idx < nargs(); ++idx)
1917                 cell(idx)->acceptChanges();
1918 }
1919
1920
1921 void InsetTabular::rejectChanges()
1922 {
1923         for (idx_type idx = 0; idx < nargs(); ++idx)
1924                 cell(idx)->rejectChanges();
1925 }
1926
1927
1928 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1929 {
1930         return tabular.getPWidth(cell).zero();
1931 }
1932
1933
1934 bool InsetTabular::insertAsciiString(BufferView & bv, docstring const & buf,
1935                                      bool usePaste)
1936 {
1937         if (buf.length() <= 0)
1938                 return true;
1939
1940         Buffer const & buffer = *bv.buffer();
1941
1942         col_type cols = 1;
1943         row_type rows = 1;
1944         col_type maxCols = 1;
1945         docstring::size_type const len = buf.length();
1946         docstring::size_type p = 0;
1947
1948         while (p < len &&
1949                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
1950                 switch (buf[p]) {
1951                 case '\t':
1952                         ++cols;
1953                         break;
1954                 case '\n':
1955                         if (p + 1 < len)
1956                                 ++rows;
1957                         maxCols = max(cols, maxCols);
1958                         cols = 1;
1959                         break;
1960                 }
1961                 ++p;
1962         }
1963         maxCols = max(cols, maxCols);
1964         LyXTabular * loctab;
1965         idx_type cell = 0;
1966         col_type ocol = 0;
1967         row_type row = 0;
1968         if (usePaste) {
1969                 paste_tabular.reset(
1970                         new LyXTabular(buffer.params(), rows, maxCols));
1971                 loctab = paste_tabular.get();
1972                 cols = 0;
1973                 dirtyTabularStack(true);
1974         } else {
1975                 loctab = &tabular;
1976                 cell = bv.cursor().idx();
1977                 ocol = tabular.column_of_cell(cell);
1978                 row = tabular.row_of_cell(cell);
1979         }
1980
1981         docstring::size_type op = 0;
1982         idx_type const cells = loctab->getNumberOfCells();
1983         p = 0;
1984         cols = ocol;
1985         rows = loctab->rows();
1986         col_type const columns = loctab->columns();
1987
1988         while (cell < cells && p < len && row < rows &&
1989                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
1990         {
1991                 if (p >= len)
1992                         break;
1993                 switch (buf[p]) {
1994                 case '\t':
1995                         // we can only set this if we are not too far right
1996                         if (cols < columns) {
1997                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1998                                 Paragraph & par = inset->text_.getPar(0);
1999                                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2000                                 inset->setText(buf.substr(op, p - op), font,
2001                                                buffer.params().trackChanges);
2002                                 ++cols;
2003                                 ++cell;
2004                         }
2005                         break;
2006                 case '\n':
2007                         // we can only set this if we are not too far right
2008                         if (cols < columns) {
2009                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
2010                                 Paragraph & par = inset->text_.getPar(0);
2011                                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2012                                 inset->setText(buf.substr(op, p - op), font,
2013                                                buffer.params().trackChanges);
2014                         }
2015                         cols = ocol;
2016                         ++row;
2017                         if (row < rows)
2018                                 cell = loctab->getCellNumber(row, cols);
2019                         break;
2020                 }
2021                 ++p;
2022                 op = p;
2023         }
2024         // check for the last cell if there is no trailing '\n'
2025         if (cell < cells && op < len) {
2026                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2027                 Paragraph & par = inset->text_.getPar(0);
2028                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2029                 inset->setText(buf.substr(op, len - op), font,
2030                         buffer.params().trackChanges);
2031         }
2032         return true;
2033 }
2034
2035
2036 void InsetTabular::addPreview(PreviewLoader & loader) const
2037 {
2038         row_type const rows = tabular.rows();
2039         col_type const columns = tabular.columns();
2040         for (row_type i = 0; i < rows; ++i) {
2041                 for (col_type j = 0; j < columns; ++j)
2042                         tabular.getCellInset(i, j)->addPreview(loader);
2043         }
2044 }
2045
2046
2047 bool InsetTabular::tablemode(LCursor & cur) const
2048 {
2049         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
2050 }
2051
2052
2053
2054
2055
2056 string const InsetTabularMailer::name_("tabular");
2057
2058 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
2059         : inset_(const_cast<InsetTabular &>(inset))
2060 {}
2061
2062
2063 string const InsetTabularMailer::inset2string(Buffer const &) const
2064 {
2065         return params2string(inset_);
2066 }
2067
2068
2069 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
2070 {
2071         istringstream data(in);
2072         LyXLex lex(0,0);
2073         lex.setStream(data);
2074
2075         if (in.empty())
2076                 return;
2077
2078         string token;
2079         lex >> token;
2080         if (!lex || token != name_)
2081                 return print_mailer_error("InsetTabularMailer", in, 1,
2082                                           name_);
2083
2084         // This is part of the inset proper that is usually swallowed
2085         // by Buffer::readInset
2086         lex >> token;
2087         if (!lex || token != "Tabular")
2088                 return print_mailer_error("InsetTabularMailer", in, 2,
2089                                           "Tabular");
2090
2091         Buffer const & buffer = inset.buffer();
2092         inset.read(buffer, lex);
2093 }
2094
2095
2096 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2097 {
2098         ostringstream data;
2099         data << name_ << ' ';
2100         inset.write(inset.buffer(), data);
2101         data << "\\end_inset\n";
2102         return data.str();
2103 }
2104
2105
2106 } // namespace lyx