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         // FIXME UNICODE
 455         return lyx::to_utf8(_("Opened table"));
 456 }
 457
 458
 459 void InsetTabular::edit(LCursor & cur, bool left)
 460 {
 461         //lyxerr << "InsetTabular::edit: " << this << endl;
 462         finishUndo();
 463         cur.selection() = false;
 464         cur.push(*this);
 465         if (left) {
 466                 if (isRightToLeft(cur))
 467                         cur.idx() = tabular.getLastCellInRow(0);
 468                 else
 469                         cur.idx() = 0;
 470                 cur.pit() = 0;
 471                 cur.pos() = 0;
 472         } else {
 473                 if (isRightToLeft(cur))
 474                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 475                 else
 476                         cur.idx() = tabular.getNumberOfCells() - 1;
 477                 cur.pit() = 0;
 478                 cur.pos() = cur.lastpos(); // FIXME crude guess
 479         }
 480         // this accesses the position cache before it is initialized
 481         //resetPos(cur);
 482         //cur.bv().fitCursor();
 483 }
 484
 485
 486 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 487 {
 488         lyxerr[Debug::DEBUG] << "# InsetTabular::doDispatch: cmd: " << cmd
 489                              << "\n  cur:" << cur << endl;
 490         CursorSlice sl = cur.top();
 491         LCursor & bvcur = cur.bv().cursor();
 492
 493         switch (cmd.action) {
 494
 495         case LFUN_MOUSE_PRESS:
 496                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 497
 498                 if (cmd.button() == mouse_button::button1
 499                     || cmd.button() == mouse_button::button3) {
 500                         cur.selection() = false;
 501                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 502                         cur.resetAnchor();
 503                         bvcur = cur;
 504                         break;
 505                 }
 506
 507                 if (cmd.button() == mouse_button::button2) {
 508                         cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph");
 509                         doDispatch(cur, cmd);
 510                 }
 511                 break;
 512
 513         case LFUN_MOUSE_MOTION:
 514                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 515                 if (cmd.button() == mouse_button::button1) {
 516                         // only accept motions to places not deeper nested than the real anchor
 517                         if (bvcur.anchor_.hasPart(cur)) {
 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                                 cur.pos() = cell(cur.idx())->getText(0)->x2pos(
 578                                         cur.pit(), 0, cur.targetX());
 579                         }
 580                 if (sl == cur.top()) {
 581                         // we trick it to go to the RIGHT after leaving the
 582                         // tabular.
 583                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 584                         cur.undispatched();
 585                 }
 586                 break;
 587
 588         case LFUN_UP_SELECT:
 589         case LFUN_UP:
 590                 cell(cur.idx())->dispatch(cur, cmd);
 591                 cur.dispatched(); // override the cell's decision
 592                 if (sl == cur.top())
 593                         // if our LyXText didn't do anything to the cursor
 594                         // then we try to put the cursor into the cell above
 595                         // setting also the right targetX.
 596                         if (tabular.row_of_cell(cur.idx()) != 0) {
 597                                 cur.idx() = tabular.getCellAbove(cur.idx());
 598                                 cur.pit() = cur.lastpit();
 599                                 LyXText const * text = cell(cur.idx())->getText(0);
 600                                 cur.pos() = text->x2pos(
 601                                         cur.pit(),
 602                                         text->paragraphs().back().rows().size()-1,
 603                                         cur.targetX());
 604                         }
 605                 if (sl == cur.top()) {
 606                         cmd = FuncRequest(LFUN_FINISHED_UP);
 607                         cur.undispatched();
 608                 }
 609                 break;
 610
 611 //      case LFUN_SCREEN_DOWN: {
 612 //              //if (hasSelection())
 613 //              //      cur.selection() = false;
 614 //              col_type const col = tabular.column_of_cell(cur.idx());
 615 //              int const t =   cur.bv().top_y() + cur.bv().height();
 616 //              if (t < yo() + tabular.getHeightOfTabular()) {
 617 //                      cur.bv().scrollDocView(t);
 618 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 619 //              } else {
 620 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 621 //              }
 622 //              cur.par() = 0;
 623 //              cur.pos() = 0;
 624 //              break;
 625 //      }
 626 //
 627 //      case LFUN_SCREEN_UP: {
 628 //              //if (hasSelection())
 629 //              //      cur.selection() = false;
 630 //              col_type const col = tabular.column_of_cell(cur.idx());
 631 //              int const t =   cur.bv().top_y() + cur.bv().height();
 632 //              if (yo() < 0) {
 633 //                      cur.bv().scrollDocView(t);
 634 //                      if (yo() > 0)
 635 //                              cur.idx() = col;
 636 //                      else
 637 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 638 //              } else {
 639 //                      cur.idx() = col;
 640 //              }
 641 //              cur.par() = cur.lastpar();
 642 //              cur.pos() = cur.lastpos();
 643 //              break;
 644 //      }
 645
 646         case LFUN_LAYOUT_TABULAR:
 647                 InsetTabularMailer(*this).showDialog(&cur.bv());
 648                 break;
 649
 650         case LFUN_INSET_DIALOG_UPDATE:
 651                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 652                 break;
 653
 654         case LFUN_TABULAR_FEATURE:
 655                 if (!tabularFeatures(cur, lyx::to_utf8(cmd.argument())))
 656                         cur.undispatched();
 657                 break;
 658
 659         // insert file functions
 660         case LFUN_FILE_INSERT_ASCII_PARA:
 661         case LFUN_FILE_INSERT_ASCII: {
 662                 // FIXME: We don't know the encoding of filenames
 663                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), lyx::to_utf8(cmd.argument()), false);
 664                 // FIXME: We don't know the encoding of the file
 665                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), lyx::from_utf8(tmpstr), false))
 666                         cur.undispatched();
 667                 break;
 668         }
 669
 670         case LFUN_CUT:
 671                 if (tablemode(cur)) {
 672                         if (copySelection(cur)) {
 673                                 recordUndoInset(cur, Undo::DELETE);
 674                                 cutSelection(cur);
 675                         }
 676                 }
 677                 else
 678                         cell(cur.idx())->dispatch(cur, cmd);
 679                 break;
 680
 681         case LFUN_CHAR_DELETE_BACKWARD:
 682         case LFUN_CHAR_DELETE_FORWARD:
 683                 if (tablemode(cur)) {
 684                         recordUndoInset(cur, Undo::DELETE);
 685                         cutSelection(cur);
 686                 }
 687                 else
 688                         cell(cur.idx())->dispatch(cur, cmd);
 689                 break;
 690
 691         case LFUN_COPY:
 692                 if (!cur.selection())
 693                         break;
 694                 if (tablemode(cur)) {
 695                         finishUndo();
 696                         copySelection(cur);
 697                 } else
 698                         cell(cur.idx())->dispatch(cur, cmd);
 699                 break;
 700
 701         case LFUN_CLIPBOARD_PASTE:
 702         case LFUN_PRIMARY_SELECTION_PASTE: {
 703                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
 704                         cur.bv().owner()->gui().clipboard().get() :
 705                         cur.bv().owner()->gui().selection().get();
 706                 if (clip.empty())
 707                         break;
 708                 // pass to InsertAsciiString, but
 709                 // only if we have multi-cell content
 710                 if (clip.find_first_of(lyx::from_ascii("\t\n")) != docstring::npos) {
 711                         if (insertAsciiString(cur.bv(), clip, false)) {
 712                                 // content has been replaced,
 713                                 // so cursor might be invalid
 714                                 cur.pos() = cur.lastpos();
 715                                 bvcur.setCursor(cur);
 716                                 break;
 717                         }
 718                 } else {
 719                         // so that the clipboard is used and it goes on
 720                         // to default
 721                         // and executes LFUN_PRIMARY_SELECTION_PASTE in insettext!
 722                         paste_tabular.reset();
 723                         dirtyTabularStack(false);
 724                 }
 725                 // fall through
 726         }
 727
 728         case LFUN_PASTE:
 729                 if (hasPasteBuffer() && tabularStackDirty()) {
 730                         recordUndoInset(cur, Undo::INSERT);
 731                         pasteSelection(cur);
 732                         break;
 733                 }
 734                 cell(cur.idx())->dispatch(cur, cmd);
 735                 // Reset pasted paragraphs:
 736                 if (tabular.getPWidth(cur.idx()).zero())
 737                         cell(cur.idx())->forceParagraphsToDefault(cur);
 738                 break;
 739
 740         case LFUN_FONT_EMPH:
 741         case LFUN_FONT_BOLD:
 742         case LFUN_FONT_ROMAN:
 743         case LFUN_FONT_NOUN:
 744         case LFUN_FONT_ITAL:
 745         case LFUN_FONT_FRAK:
 746         case LFUN_FONT_CODE:
 747         case LFUN_FONT_SANS:
 748         case LFUN_FONT_FREE_APPLY:
 749         case LFUN_FONT_FREE_UPDATE:
 750         case LFUN_FONT_SIZE:
 751         case LFUN_FONT_UNDERLINE:
 752         case LFUN_LANGUAGE:
 753         case LFUN_WORD_CAPITALIZE:
 754         case LFUN_WORD_UPCASE:
 755         case LFUN_WORD_LOWCASE:
 756         case LFUN_CHARS_TRANSPOSE:
 757                 if (tablemode(cur)) {
 758                         row_type rs, re;
 759                         col_type cs, ce;
 760                         getSelection(cur, rs, re, cs, ce);
 761                         for (row_type i = rs; i <= re; ++i) {
 762                                 for (col_type j = cs; j <= ce; ++j) {
 763                                         // cursor follows cell:
 764                                         cur.idx() = tabular.getCellNumber(i, j);
 765                                         // select this cell only:
 766                                         cur.pos() = 0;
 767                                         cur.resetAnchor();
 768                                         cur.pos() = cur.top().lastpos();
 769                                         cur.setCursor(cur);
 770                                         cur.setSelection();
 771                                         cell(cur.idx())->dispatch(cur, cmd);
 772                                 }
 773                         }
 774                         // Restore original selection
 775                         cur.idx() = tabular.getCellNumber(rs, cs);
 776                         cur.pos() = 0;
 777                         cur.resetAnchor();
 778                         cur.idx() = tabular.getCellNumber(re, ce);
 779                         cur.pos() = cur.top().lastpos();
 780                         cur.setCursor(cur);
 781                         cur.setSelection();
 782                         break;
 783                 } else {
 784                         cell(cur.idx())->dispatch(cur, cmd);
 785                         break;
 786                 }
 787         default:
 788                 // we try to handle this event in the insets dispatch function.
 789                 cell(cur.idx())->dispatch(cur, cmd);
 790                 break;
 791         }
 792
 793         resetPos(cur);
 794         InsetTabularMailer(*this).updateDialog(&cur.bv());
 795 }
 796
 797
 798 // function sets an object as defined in func_status.h:
 799 // states OK, Unknown, Disabled, On, Off.
 800 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 801         FuncStatus & status) const
 802 {
 803         switch (cmd.action) {
 804         case LFUN_TABULAR_FEATURE: {
 805                 int action = LyXTabular::LAST_ACTION;
 806                 int i = 0;
 807                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 808                         string const tmp = tabularFeature[i].feature;
 809                         if (tmp == lyx::to_utf8(cmd.argument()).substr(0, tmp.length())) {
 810                                 action = tabularFeature[i].action;
 811                                 break;
 812                         }
 813                 }
 814                 if (action == LyXTabular::LAST_ACTION) {
 815                         status.clear();
 816                         status.unknown(true);
 817                         return true;
 818                 }
 819
 820                 string const argument
 821                         = ltrim(lyx::to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
 822
 823                 row_type sel_row_start = 0;
 824                 row_type sel_row_end = 0;
 825                 col_type dummy;
 826                 LyXTabular::ltType dummyltt;
 827                 bool flag = true;
 828
 829                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 830
 831                 switch (action) {
 832                 case LyXTabular::SET_PWIDTH:
 833                 case LyXTabular::SET_MPWIDTH:
 834                 case LyXTabular::SET_SPECIAL_COLUMN:
 835                 case LyXTabular::SET_SPECIAL_MULTI:
 836                 case LyXTabular::APPEND_ROW:
 837                 case LyXTabular::APPEND_COLUMN:
 838                 case LyXTabular::DELETE_ROW:
 839                 case LyXTabular::DELETE_COLUMN:
 840                 case LyXTabular::SET_ALL_LINES:
 841                 case LyXTabular::UNSET_ALL_LINES:
 842                 case LyXTabular::SET_TOP_SPACE:
 843                 case LyXTabular::SET_BOTTOM_SPACE:
 844                 case LyXTabular::SET_INTERLINE_SPACE:
 845                         status.clear();
 846                         return true;
 847
 848                 case LyXTabular::MULTICOLUMN:
 849                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 850                         break;
 851
 852                 case LyXTabular::M_TOGGLE_LINE_TOP:
 853                         flag = false;
 854                 case LyXTabular::TOGGLE_LINE_TOP:
 855                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 856                         break;
 857
 858                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 859                         flag = false;
 860                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 861                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 862                         break;
 863
 864                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 865                         flag = false;
 866                 case LyXTabular::TOGGLE_LINE_LEFT:
 867                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 868                         break;
 869
 870                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 871                         flag = false;
 872                 case LyXTabular::TOGGLE_LINE_RIGHT:
 873                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 874                         break;
 875
 876                 case LyXTabular::M_ALIGN_LEFT:
 877                         flag = false;
 878                 case LyXTabular::ALIGN_LEFT:
 879                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 880                         break;
 881
 882                 case LyXTabular::M_ALIGN_RIGHT:
 883                         flag = false;
 884                 case LyXTabular::ALIGN_RIGHT:
 885                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 886                         break;
 887
 888                 case LyXTabular::M_ALIGN_CENTER:
 889                         flag = false;
 890                 case LyXTabular::ALIGN_CENTER:
 891                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 892                         break;
 893
 894                 case LyXTabular::ALIGN_BLOCK:
 895                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 896                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 897                         break;
 898
 899                 case LyXTabular::M_VALIGN_TOP:
 900                         flag = false;
 901                 case LyXTabular::VALIGN_TOP:
 902                         status.setOnOff(
 903                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 904                         break;
 905
 906                 case LyXTabular::M_VALIGN_BOTTOM:
 907                         flag = false;
 908                 case LyXTabular::VALIGN_BOTTOM:
 909                         status.setOnOff(
 910                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 911                         break;
 912
 913                 case LyXTabular::M_VALIGN_MIDDLE:
 914                         flag = false;
 915                 case LyXTabular::VALIGN_MIDDLE:
 916                         status.setOnOff(
 917                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 918                         break;
 919
 920                 case LyXTabular::SET_LONGTABULAR:
 921                         status.setOnOff(tabular.isLongTabular());
 922                         break;
 923
 924                 case LyXTabular::UNSET_LONGTABULAR:
 925                         status.setOnOff(!tabular.isLongTabular());
 926                         break;
 927
 928                 case LyXTabular::SET_ROTATE_TABULAR:
 929                         status.setOnOff(tabular.getRotateTabular());
 930                         break;
 931
 932                 case LyXTabular::UNSET_ROTATE_TABULAR:
 933                         status.setOnOff(!tabular.getRotateTabular());
 934                         break;
 935
 936                 case LyXTabular::SET_ROTATE_CELL:
 937                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 938                         break;
 939
 940                 case LyXTabular::UNSET_ROTATE_CELL:
 941                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 942                         break;
 943
 944                 case LyXTabular::SET_USEBOX:
 945                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 946                         break;
 947
 948                 case LyXTabular::SET_LTFIRSTHEAD:
 949                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 950                         break;
 951
 952                 case LyXTabular::UNSET_LTFIRSTHEAD:
 953                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 954                         break;
 955
 956                 case LyXTabular::SET_LTHEAD:
 957                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 958                         break;
 959
 960                 case LyXTabular::UNSET_LTHEAD:
 961                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 962                         break;
 963
 964                 case LyXTabular::SET_LTFOOT:
 965                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 966                         break;
 967
 968                 case LyXTabular::UNSET_LTFOOT:
 969                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 970                         break;
 971
 972                 case LyXTabular::SET_LTLASTFOOT:
 973                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 974                         break;
 975
 976                 case LyXTabular::UNSET_LTLASTFOOT:
 977                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 978                         break;
 979
 980                 case LyXTabular::SET_LTNEWPAGE:
 981                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 982                         break;
 983
 984                 case LyXTabular::SET_BOOKTABS:
 985                         status.setOnOff(tabular.useBookTabs());
 986                         break;
 987
 988                 case LyXTabular::UNSET_BOOKTABS:
 989                         status.setOnOff(!tabular.useBookTabs());
 990                         break;
 991
 992                 default:
 993                         status.clear();
 994                         status.enabled(false);
 995                         break;
 996                 }
 997                 return true;
 998         }
 999
1000         // These are only enabled inside tabular
1001         case LFUN_CELL_BACKWARD:
1002         case LFUN_CELL_FORWARD:
1003                 status.enabled(true);
1004                 return true;
1005
1006         // disable these with multiple cells selected
1007         case LFUN_INSET_INSERT:
1008         case LFUN_TABULAR_INSERT:
1009         case LFUN_CHARSTYLE_INSERT:
1010         case LFUN_FLOAT_INSERT:
1011         case LFUN_FLOAT_WIDE_INSERT:
1012         case LFUN_FOOTNOTE_INSERT:
1013         case LFUN_MARGINALNOTE_INSERT:
1014         case LFUN_MATH_INSERT:
1015         case LFUN_MATH_MODE:
1016         case LFUN_MATH_MUTATE:
1017         case LFUN_MATH_DISPLAY:
1018         case LFUN_NOTE_INSERT:
1019         case LFUN_OPTIONAL_INSERT:
1020         case LFUN_BOX_INSERT:
1021         case LFUN_BRANCH_INSERT:
1022         case LFUN_WRAP_INSERT:
1023         case LFUN_ERT_INSERT: {
1024                 if (tablemode(cur)) {
1025                         status.enabled(false);
1026                         return true;
1027                 } else
1028                         return cell(cur.idx())->getStatus(cur, cmd, status);
1029         }
1030
1031         // disable in non-fixed-width cells
1032         case LFUN_BREAK_LINE:
1033         case LFUN_BREAK_PARAGRAPH:
1034         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1035         case LFUN_BREAK_PARAGRAPH_SKIP: {
1036                 if (tabular.getPWidth(cur.idx()).zero()) {
1037                         status.enabled(false);
1038                         return true;
1039                 } else
1040                         return cell(cur.idx())->getStatus(cur, cmd, status);
1041         }
1042
1043         case LFUN_PASTE:
1044                 if (tabularStackDirty()) {
1045                         status.enabled(true);
1046                         return true;
1047                 }
1048
1049         case LFUN_INSET_MODIFY:
1050                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1051                         status.enabled(true);
1052                         return true;
1053                 }
1054                 // Fall through
1055
1056         default:
1057                 // we try to handle this event in the insets dispatch function.
1058                 return cell(cur.idx())->getStatus(cur, cmd, status);
1059         }
1060 }
1061
1062
1063 int InsetTabular::latex(Buffer const & buf, ostream & os,
1064                         OutputParams const & runparams) const
1065 {
1066         return tabular.latex(buf, os, runparams);
1067 }
1068
1069
1070 int InsetTabular::plaintext(Buffer const & buf, ostream & os,
1071                         OutputParams const & runparams) const
1072 {
1073         int const dp = runparams.linelen ? runparams.depth : 0;
1074         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1075 }
1076
1077
1078 int InsetTabular::docbook(Buffer const & buf, ostream & os,
1079                           OutputParams const & runparams) const
1080 {
1081         int ret = 0;
1082         InsetBase * master = 0;
1083
1084 #ifdef WITH_WARNINGS
1085 #warning Why not pass a proper DocIterator here?
1086 #endif
1087 #if 0
1088         // if the table is inside a float it doesn't need the informaltable
1089         // wrapper. Search for it.
1090         for (master = owner(); master; master = master->owner())
1091                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1092                         break;
1093 #endif
1094
1095         if (!master) {
1096                 os << "<informaltable>";
1097                 ++ret;
1098         }
1099         ret += tabular.docbook(buf, os, runparams);
1100         if (!master) {
1101                 os << "</informaltable>";
1102                 ++ret;
1103         }
1104         return ret;
1105 }
1106
1107
1108 void InsetTabular::validate(LaTeXFeatures & features) const
1109 {
1110         tabular.validate(features);
1111 }
1112
1113
1114 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1115 {
1116         return tabular.getCellInset(idx);
1117 }
1118
1119
1120 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1121 {
1122         return tabular.getCellInset(idx);
1123 }
1124
1125
1126 void InsetTabular::cursorPos
1127         (CursorSlice const & sl, bool boundary, int & x, int & y) const
1128 {
1129         cell(sl.idx())->cursorPos(sl, boundary, x, y);
1130
1131         // y offset     correction
1132         int const row = tabular.row_of_cell(sl.idx());
1133         for (int i = 0; i <= row; ++i) {
1134                 if (i != 0) {
1135                         y += tabular.getAscentOfRow(i);
1136                         y += tabular.getAdditionalHeight(i);
1137                 }
1138                 if (i != row)
1139                         y += tabular.getDescentOfRow(i);
1140         }
1141
1142         // x offset correction
1143         int const col = tabular.column_of_cell(sl.idx());
1144         int idx = tabular.getCellNumber(row, 0);
1145         for (int j = 0; j < col; ++j) {
1146                 if (tabular.isPartOfMultiColumn(row, j))
1147                         continue;
1148                 x += tabular.getWidthOfColumn(idx);
1149                 ++idx;
1150         }
1151         x += tabular.getBeginningOfTextInCell(idx);
1152         x += ADD_TO_TABULAR_WIDTH;
1153         x += scx_;
1154 }
1155
1156
1157 int InsetTabular::dist(idx_type const cell, int x, int y) const
1158 {
1159         int xx = 0;
1160         int yy = 0;
1161         InsetBase const & inset = *tabular.getCellInset(cell);
1162         Point o = theCoords.getInsets().xy(&inset);
1163         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1164         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1165         row_type const row = tabular.row_of_cell(cell);
1166         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
1167                          tabular.getAdditionalHeight(row);
1168         int const yend = o.y_ + tabular.getDescentOfRow(row);
1169
1170         if (x < xbeg)
1171                 xx = xbeg - x;
1172         else if (x > xend)
1173                 xx = x - xend;
1174
1175         if (y < ybeg)
1176                 yy = ybeg - y;
1177         else if (y > yend)
1178                 yy = y - yend;
1179
1180         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1181         //       << " ybeg=" << ybeg << " yend=" << yend
1182         //       << " xx=" << xx << " yy=" << yy
1183         //       << " dist=" << xx + yy << endl;
1184         return xx + yy;
1185 }
1186
1187
1188 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1189 {
1190         //lyxerr << "InsetTabular::editXY: " << this << endl;
1191         cur.selection() = false;
1192         cur.push(*this);
1193         cur.idx() = getNearestCell(x, y);
1194         resetPos(cur);
1195         return cell(cur.idx())->text_.editXY(cur, x, y);
1196 }
1197
1198
1199 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1200 {
1201         cur.idx() = getNearestCell(x, y);
1202         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1203 }
1204
1205
1206 InsetTabular::idx_type InsetTabular::getNearestCell(int x, int y) const
1207 {
1208         idx_type idx_min = 0;
1209         int dist_min = std::numeric_limits<int>::max();
1210         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1211                 if (theCoords.getInsets().has(tabular.getCellInset(i).get())) {
1212                         int const d = dist(i, x, y);
1213                         if (d < dist_min) {
1214                                 dist_min = d;
1215                                 idx_min = i;
1216                         }
1217                 }
1218         }
1219         return idx_min;
1220 }
1221
1222
1223 int InsetTabular::getCellXPos(idx_type const cell) const
1224 {
1225         idx_type c = cell;
1226
1227         for (; !tabular.isFirstCellInRow(c); --c)
1228                 ;
1229         int lx = tabular.getWidthOfColumn(cell);
1230         for (; c < cell; ++c)
1231                 lx += tabular.getWidthOfColumn(c);
1232
1233         return lx - tabular.getWidthOfColumn(cell);
1234 }
1235
1236
1237 void InsetTabular::resetPos(LCursor & cur) const
1238 {
1239         BufferView & bv = cur.bv();
1240         int const maxwidth = bv.workWidth();
1241
1242         if (&cur.inset() != this) {
1243                 scx_ = 0;
1244         } else {
1245                 int const X1 = 0;
1246                 int const X2 = maxwidth;
1247                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1248                 int const x1 = xo() + getCellXPos(cur.idx()) + offset;
1249                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1250
1251                 if (x1 < X1)
1252                         scx_ = X1 + 20 - x1;
1253                 else if (x2 > X2)
1254                         scx_ = X2 - 20 - x2;
1255                 else
1256                         scx_ = 0;
1257         }
1258
1259         cur.needsUpdate();
1260
1261         InsetTabularMailer(*this).updateDialog(&bv);
1262 }
1263
1264
1265 void InsetTabular::moveNextCell(LCursor & cur)
1266 {
1267         if (isRightToLeft(cur)) {
1268                 if (tabular.isFirstCellInRow(cur.idx())) {
1269                         row_type const row = tabular.row_of_cell(cur.idx());
1270                         if (row == tabular.rows() - 1)
1271                                 return;
1272                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1273                 } else {
1274                         if (cur.idx() == 0)
1275                                 return;
1276                         --cur.idx();
1277                 }
1278         } else {
1279                 if (tabular.isLastCell(cur.idx()))
1280                         return;
1281                 ++cur.idx();
1282         }
1283         cur.pit() = 0;
1284         cur.pos() = 0;
1285         resetPos(cur);
1286 }
1287
1288
1289 void InsetTabular::movePrevCell(LCursor & cur)
1290 {
1291         if (isRightToLeft(cur)) {
1292                 if (tabular.isLastCellInRow(cur.idx())) {
1293                         row_type const row = tabular.row_of_cell(cur.idx());
1294                         if (row == 0)
1295                                 return;
1296                         cur.idx() = tabular.getFirstCellInRow(row);
1297                         cur.idx() = tabular.getCellAbove(cur.idx());
1298                 } else {
1299                         if (tabular.isLastCell(cur.idx()))
1300                                 return;
1301                         ++cur.idx();
1302                 }
1303         } else {
1304                 if (cur.idx() == 0) // first cell
1305                         return;
1306                 --cur.idx();
1307         }
1308         cur.pit() = cur.lastpit();
1309         cur.pos() = cur.lastpos();
1310         resetPos(cur);
1311 }
1312
1313
1314 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1315 {
1316         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1317
1318         int i = 0;
1319         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1320                 string const tmp = tabularFeature[i].feature;
1321
1322                 if (tmp == what.substr(0, tmp.length())) {
1323                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1324                         //tabularFeatures[i].feature.length())) {
1325                         action = tabularFeature[i].action;
1326                         break;
1327                 }
1328         }
1329         if (action == LyXTabular::LAST_ACTION)
1330                 return false;
1331
1332         string const val =
1333                 ltrim(what.substr(tabularFeature[i].feature.length()));
1334         tabularFeatures(cur, action, val);
1335         return true;
1336 }
1337
1338
1339 namespace {
1340
1341 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1342                           string const & special, bool & flag)
1343 {
1344         if (special == "dl_above") {
1345                 ltt.topDL = flag;
1346                 ltt.set = false;
1347         } else if (special == "dl_below") {
1348                 ltt.bottomDL = flag;
1349                 ltt.set = false;
1350         } else if (special == "empty") {
1351                 ltt.empty = flag;
1352                 ltt.set = false;
1353         } else if (flag) {
1354                 ltt.empty = false;
1355                 ltt.set = true;
1356         }
1357 }
1358
1359 } // anon namespace
1360
1361
1362 void InsetTabular::tabularFeatures(LCursor & cur,
1363         LyXTabular::Feature feature, string const & value)
1364 {
1365         BufferView & bv = cur.bv();
1366         col_type sel_col_start;
1367         col_type sel_col_end;
1368         row_type sel_row_start;
1369         row_type sel_row_end;
1370         bool setLines = false;
1371         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1372         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1373
1374         switch (feature) {
1375
1376         case LyXTabular::M_ALIGN_LEFT:
1377         case LyXTabular::ALIGN_LEFT:
1378                 setAlign = LYX_ALIGN_LEFT;
1379                 break;
1380
1381         case LyXTabular::M_ALIGN_RIGHT:
1382         case LyXTabular::ALIGN_RIGHT:
1383                 setAlign = LYX_ALIGN_RIGHT;
1384                 break;
1385
1386         case LyXTabular::M_ALIGN_CENTER:
1387         case LyXTabular::ALIGN_CENTER:
1388                 setAlign = LYX_ALIGN_CENTER;
1389                 break;
1390
1391         case LyXTabular::ALIGN_BLOCK:
1392                 setAlign = LYX_ALIGN_BLOCK;
1393                 break;
1394
1395         case LyXTabular::M_VALIGN_TOP:
1396         case LyXTabular::VALIGN_TOP:
1397                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1398                 break;
1399
1400         case LyXTabular::M_VALIGN_BOTTOM:
1401         case LyXTabular::VALIGN_BOTTOM:
1402                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1403                 break;
1404
1405         case LyXTabular::M_VALIGN_MIDDLE:
1406         case LyXTabular::VALIGN_MIDDLE:
1407                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1408                 break;
1409
1410         default:
1411                 break;
1412         }
1413
1414         recordUndoInset(cur, Undo::ATOMIC);
1415
1416         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1417         row_type const row = tabular.row_of_cell(cur.idx());
1418         col_type const column = tabular.column_of_cell(cur.idx());
1419         bool flag = true;
1420         LyXTabular::ltType ltt;
1421
1422         switch (feature) {
1423
1424         case LyXTabular::SET_PWIDTH: {
1425                 LyXLength const len(value);
1426                 tabular.setColumnPWidth(cur, cur.idx(), len);
1427                 if (len.zero()
1428                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1429                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1430                 break;
1431         }
1432
1433         case LyXTabular::SET_MPWIDTH:
1434                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1435                 break;
1436
1437         case LyXTabular::SET_SPECIAL_COLUMN:
1438         case LyXTabular::SET_SPECIAL_MULTI:
1439                 tabular.setAlignSpecial(cur.idx(),value,feature);
1440                 break;
1441
1442         case LyXTabular::APPEND_ROW:
1443                 // append the row into the tabular
1444                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1445                 break;
1446
1447         case LyXTabular::APPEND_COLUMN:
1448                 // append the column into the tabular
1449                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1450                 cur.idx() = tabular.getCellNumber(row, column);
1451                 break;
1452
1453         case LyXTabular::DELETE_ROW:
1454                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1455                         tabular.deleteRow(sel_row_start);
1456                 if (sel_row_start >= tabular.rows())
1457                         --sel_row_start;
1458                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1459                 cur.pit() = 0;
1460                 cur.pos() = 0;
1461                 cur.selection() = false;
1462                 break;
1463
1464         case LyXTabular::DELETE_COLUMN:
1465                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1466                         tabular.deleteColumn(sel_col_start);
1467                 if (sel_col_start >= tabular.columns())
1468                         --sel_col_start;
1469                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1470                 cur.pit() = 0;
1471                 cur.pos() = 0;
1472                 cur.selection() = false;
1473                 break;
1474
1475         case LyXTabular::M_TOGGLE_LINE_TOP:
1476                 flag = false;
1477         case LyXTabular::TOGGLE_LINE_TOP: {
1478                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1479                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1480                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1481                                 tabular.setTopLine(
1482                                         tabular.getCellNumber(i, j),
1483                                         lineSet, flag);
1484                 break;
1485         }
1486
1487         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1488                 flag = false;
1489         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1490                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1491                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1492                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1493                                 tabular.setBottomLine(
1494                                         tabular.getCellNumber(i, j),
1495                                         lineSet,
1496                                         flag);
1497                 break;
1498         }
1499
1500         case LyXTabular::M_TOGGLE_LINE_LEFT:
1501                 flag = false;
1502         case LyXTabular::TOGGLE_LINE_LEFT: {
1503                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1504                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1505                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1506                                 tabular.setLeftLine(
1507                                         tabular.getCellNumber(i,j),
1508                                         lineSet,
1509                                         flag);
1510                 break;
1511         }
1512
1513         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1514                 flag = false;
1515         case LyXTabular::TOGGLE_LINE_RIGHT: {
1516                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1517                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1518                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1519                                 tabular.setRightLine(
1520                                         tabular.getCellNumber(i,j),
1521                                         lineSet,
1522                                         flag);
1523                 break;
1524         }
1525
1526         case LyXTabular::M_ALIGN_LEFT:
1527         case LyXTabular::M_ALIGN_RIGHT:
1528         case LyXTabular::M_ALIGN_CENTER:
1529                 flag = false;
1530         case LyXTabular::ALIGN_LEFT:
1531         case LyXTabular::ALIGN_RIGHT:
1532         case LyXTabular::ALIGN_CENTER:
1533         case LyXTabular::ALIGN_BLOCK:
1534                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1535                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1536                                 tabular.setAlignment(
1537                                         tabular.getCellNumber(i, j),
1538                                         setAlign,
1539                                         flag);
1540                 break;
1541
1542         case LyXTabular::M_VALIGN_TOP:
1543         case LyXTabular::M_VALIGN_BOTTOM:
1544         case LyXTabular::M_VALIGN_MIDDLE:
1545                 flag = false;
1546         case LyXTabular::VALIGN_TOP:
1547         case LyXTabular::VALIGN_BOTTOM:
1548         case LyXTabular::VALIGN_MIDDLE:
1549                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1550                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1551                                 tabular.setVAlignment(
1552                                         tabular.getCellNumber(i, j),
1553                                         setVAlign, flag);
1554                 break;
1555
1556         case LyXTabular::MULTICOLUMN: {
1557                 if (sel_row_start != sel_row_end) {
1558 #ifdef WITH_WARNINGS
1559 #warning Need I say it ? This is horrible.
1560 #endif
1561                         // FIXME UNICODE
1562                         Alert::error(lyx::to_utf8(_("Error setting multicolumn")),
1563                                      lyx::to_utf8(_("You cannot set multicolumn vertically.")));
1564                         return;
1565                 }
1566                 if (!cur.selection()) {
1567                         // just multicol for one single cell
1568                         // check whether we are completely in a multicol
1569                         if (tabular.isMultiColumn(cur.idx()))
1570                                 tabular.unsetMultiColumn(cur.idx());
1571                         else
1572                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1573                         break;
1574                 }
1575                 // we have a selection so this means we just add all this
1576                 // cells to form a multicolumn cell
1577                 idx_type const s_start = cur.selBegin().idx();
1578                 idx_type const s_end = cur.selEnd().idx();
1579                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1580                 cur.idx() = s_start;
1581                 cur.pit() = 0;
1582                 cur.pos() = 0;
1583                 cur.selection() = false;
1584                 break;
1585         }
1586
1587         case LyXTabular::SET_ALL_LINES:
1588                 setLines = true;
1589         case LyXTabular::UNSET_ALL_LINES:
1590                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1591                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1592                                 tabular.setAllLines(
1593                                         tabular.getCellNumber(i,j), setLines);
1594                 break;
1595
1596         case LyXTabular::SET_LONGTABULAR:
1597                 tabular.setLongTabular(true);
1598                 break;
1599
1600         case LyXTabular::UNSET_LONGTABULAR:
1601                 tabular.setLongTabular(false);
1602                 break;
1603
1604         case LyXTabular::SET_ROTATE_TABULAR:
1605                 tabular.setRotateTabular(true);
1606                 break;
1607
1608         case LyXTabular::UNSET_ROTATE_TABULAR:
1609                 tabular.setRotateTabular(false);
1610                 break;
1611
1612         case LyXTabular::SET_ROTATE_CELL:
1613                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1614                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1615                                 tabular.setRotateCell(
1616                                         tabular.getCellNumber(i, j), true);
1617                 break;
1618
1619         case LyXTabular::UNSET_ROTATE_CELL:
1620                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1621                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1622                                 tabular.setRotateCell(
1623                                         tabular.getCellNumber(i, j), false);
1624                 break;
1625
1626         case LyXTabular::SET_USEBOX: {
1627                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1628                 if (val == tabular.getUsebox(cur.idx()))
1629                         val = LyXTabular::BOX_NONE;
1630                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1631                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1632                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1633                 break;
1634         }
1635
1636         case LyXTabular::UNSET_LTFIRSTHEAD:
1637                 flag = false;
1638         case LyXTabular::SET_LTFIRSTHEAD:
1639                 tabular.getRowOfLTFirstHead(row, ltt);
1640                 checkLongtableSpecial(ltt, value, flag);
1641                 tabular.setLTHead(row, flag, ltt, true);
1642                 break;
1643
1644         case LyXTabular::UNSET_LTHEAD:
1645                 flag = false;
1646         case LyXTabular::SET_LTHEAD:
1647                 tabular.getRowOfLTHead(row, ltt);
1648                 checkLongtableSpecial(ltt, value, flag);
1649                 tabular.setLTHead(row, flag, ltt, false);
1650                 break;
1651
1652         case LyXTabular::UNSET_LTFOOT:
1653                 flag = false;
1654         case LyXTabular::SET_LTFOOT:
1655                 tabular.getRowOfLTFoot(row, ltt);
1656                 checkLongtableSpecial(ltt, value, flag);
1657                 tabular.setLTFoot(row, flag, ltt, false);
1658                 break;
1659
1660         case LyXTabular::UNSET_LTLASTFOOT:
1661                 flag = false;
1662         case LyXTabular::SET_LTLASTFOOT:
1663                 tabular.getRowOfLTLastFoot(row, ltt);
1664                 checkLongtableSpecial(ltt, value, flag);
1665                 tabular.setLTFoot(row, flag, ltt, true);
1666                 break;
1667
1668         case LyXTabular::SET_LTNEWPAGE:
1669                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1670                 break;
1671
1672         case LyXTabular::SET_BOOKTABS:
1673                 tabular.setBookTabs(true);
1674                 break;
1675
1676         case LyXTabular::UNSET_BOOKTABS:
1677                 tabular.setBookTabs(false);
1678                 break;
1679
1680         case LyXTabular::SET_TOP_SPACE: {
1681                 LyXLength len;
1682                 if (value == "default")
1683                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1684                                 tabular.row_info[i].top_space_default = true;
1685                 else if (isValidLength(value, &len))
1686                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1687                                 tabular.row_info[i].top_space_default = false;
1688                                 tabular.row_info[i].top_space = len;
1689                         }
1690                 else
1691                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1692                                 tabular.row_info[i].top_space_default = false;
1693                                 tabular.row_info[i].top_space = len;
1694                         }
1695                 break;
1696         }
1697
1698         case LyXTabular::SET_BOTTOM_SPACE: {
1699                 LyXLength len;
1700                 if (value == "default")
1701                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1702                                 tabular.row_info[i].bottom_space_default = true;
1703                 else if (isValidLength(value, &len))
1704                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1705                                 tabular.row_info[i].bottom_space_default = false;
1706                                 tabular.row_info[i].bottom_space = len;
1707                         }
1708                 else
1709                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1710                                 tabular.row_info[i].bottom_space_default = false;
1711                                 tabular.row_info[i].bottom_space = len;
1712                         }
1713                 break;
1714         }
1715
1716         case LyXTabular::SET_INTERLINE_SPACE: {
1717                 LyXLength len;
1718                 if (value == "default")
1719                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1720                                 tabular.row_info[i].interline_space_default = true;
1721                 else if (isValidLength(value, &len))
1722                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1723                                 tabular.row_info[i].interline_space_default = false;
1724                                 tabular.row_info[i].interline_space = len;
1725                         }
1726                 else
1727                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1728                                 tabular.row_info[i].interline_space_default = false;
1729                                 tabular.row_info[i].interline_space = len;
1730                         }
1731                 break;
1732         }
1733
1734         // dummy stuff just to avoid warnings
1735         case LyXTabular::LAST_ACTION:
1736                 break;
1737         }
1738
1739         InsetTabularMailer(*this).updateDialog(&bv);
1740 }
1741
1742
1743 bool InsetTabular::showInsetDialog(BufferView * bv) const
1744 {
1745         InsetTabularMailer(*this).showDialog(bv);
1746         return true;
1747 }
1748
1749
1750 void InsetTabular::openLayoutDialog(BufferView * bv) const
1751 {
1752         InsetTabularMailer(*this).showDialog(bv);
1753 }
1754
1755
1756 bool InsetTabular::copySelection(LCursor & cur)
1757 {
1758         if (!cur.selection())
1759                 return false;
1760
1761         row_type rs, re;
1762         col_type cs, ce;
1763         getSelection(cur, rs, re, cs, ce);
1764
1765         paste_tabular.reset(new LyXTabular(tabular));
1766
1767         for (row_type i = 0; i < rs; ++i)
1768                 paste_tabular->deleteRow(0);
1769
1770         row_type const rows = re - rs + 1;
1771         while (paste_tabular->rows() > rows)
1772                 paste_tabular->deleteRow(rows);
1773
1774         paste_tabular->setTopLine(0, true, true);
1775         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1776                                      true, true);
1777
1778         for (col_type i = 0; i < cs; ++i)
1779                 paste_tabular->deleteColumn(0);
1780
1781         col_type const columns = ce - cs + 1;
1782         while (paste_tabular->columns() > columns)
1783                 paste_tabular->deleteColumn(columns);
1784
1785         paste_tabular->setLeftLine(0, true, true);
1786         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1787                                     true, true);
1788
1789         ostringstream os;
1790         OutputParams const runparams;
1791         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1792         cur.bv().owner()->gui().clipboard().put(lyx::from_utf8(os.str()));
1793         // mark tabular stack dirty
1794         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1795         // when we (hopefully) have a one-for-all paste mechanism.
1796         lyx::cap::dirtyTabularStack(true);
1797
1798         return true;
1799 }
1800
1801
1802 bool InsetTabular::pasteSelection(LCursor & cur)
1803 {
1804         if (!paste_tabular)
1805                 return false;
1806         col_type const actcol = tabular.column_of_cell(cur.idx());
1807         row_type const actrow = tabular.row_of_cell(cur.idx());
1808         for (row_type r1 = 0, r2 = actrow;
1809              r1 < paste_tabular->rows() && r2 < tabular.rows();
1810              ++r1, ++r2) {
1811                 for (col_type c1 = 0, c2 = actcol;
1812                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1813                     ++c1, ++c2) {
1814                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1815                             tabular.isPartOfMultiColumn(r2, c2))
1816                                 continue;
1817                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1818                                 --c2;
1819                                 continue;
1820                         }
1821                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1822                                 --c1;
1823                                 continue;
1824                         }
1825                         shared_ptr<InsetText> inset(
1826                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1827                         tabular.setCellInset(r2, c2, inset);
1828                         inset->markNew();
1829                         cur.pos() = 0;
1830                 }
1831         }
1832         return true;
1833 }
1834
1835
1836 void InsetTabular::cutSelection(LCursor & cur)
1837 {
1838         if (!cur.selection())
1839                 return;
1840
1841         row_type rs, re;
1842         col_type cs, ce;
1843         getSelection(cur, rs, re, cs, ce);
1844         for (row_type i = rs; i <= re; ++i) {
1845                 for (col_type j = cs; j <= ce; ++j) {
1846                         shared_ptr<InsetText> t
1847                                 = cell(tabular.getCellNumber(i, j));
1848                         if (cur.buffer().params().tracking_changes)
1849                                 t->markErased(true);
1850                         else
1851                                 t->clear();
1852                 }
1853         }
1854
1855         // cursor position might be invalid now
1856         cur.pos() = cur.lastpos();
1857         cur.clearSelection();
1858 }
1859
1860
1861 bool InsetTabular::isRightToLeft(LCursor & cur) const
1862 {
1863         BOOST_ASSERT(cur.depth() > 1);
1864         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1865         LCursor::pos_type const parentpos = cur[cur.depth() - 2].pos();
1866         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1867                                          parentpos).language()->rightToLeft();
1868 }
1869
1870
1871 void InsetTabular::getSelection(LCursor & cur,
1872         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1873 {
1874         CursorSlice const & beg = cur.selBegin();
1875         CursorSlice const & end = cur.selEnd();
1876         cs = tabular.column_of_cell(beg.idx());
1877         ce = tabular.column_of_cell(end.idx());
1878         if (cs > ce) {
1879                 ce = cs;
1880                 cs = tabular.column_of_cell(end.idx());
1881         } else {
1882                 ce = tabular.right_column_of_cell(end.idx());
1883         }
1884
1885         rs = tabular.row_of_cell(beg.idx());
1886         re = tabular.row_of_cell(end.idx());
1887         if (rs > re)
1888                 swap(rs, re);
1889 }
1890
1891
1892 LyXText * InsetTabular::getText(int idx) const
1893 {
1894         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1895 }
1896
1897
1898 void InsetTabular::markErased(bool erased)
1899 {
1900         for (idx_type idx = 0; idx < nargs(); ++idx)
1901                 cell(idx)->markErased(erased);
1902 }
1903
1904
1905 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1906 {
1907         return tabular.getPWidth(cell).zero();
1908 }
1909
1910
1911 bool InsetTabular::insertAsciiString(BufferView & bv, docstring const & buf,
1912                                      bool usePaste)
1913 {
1914         if (buf.length() <= 0)
1915                 return true;
1916
1917         col_type cols = 1;
1918         row_type rows = 1;
1919         col_type maxCols = 1;
1920         docstring::size_type const len = buf.length();
1921         docstring::size_type p = 0;
1922
1923         while (p < len &&
1924                (p = buf.find_first_of(lyx::from_ascii("\t\n"), p)) != docstring::npos) {
1925                 switch (buf[p]) {
1926                 case '\t':
1927                         ++cols;
1928                         break;
1929                 case '\n':
1930                         if (p + 1 < len)
1931                                 ++rows;
1932                         maxCols = max(cols, maxCols);
1933                         cols = 1;
1934                         break;
1935                 }
1936                 ++p;
1937         }
1938         maxCols = max(cols, maxCols);
1939         LyXTabular * loctab;
1940         idx_type cell = 0;
1941         col_type ocol = 0;
1942         row_type row = 0;
1943         if (usePaste) {
1944                 paste_tabular.reset(
1945                         new LyXTabular(bv.buffer()->params(), rows, maxCols));
1946                 loctab = paste_tabular.get();
1947                 cols = 0;
1948                 dirtyTabularStack(true);
1949         } else {
1950                 loctab = &tabular;
1951                 cell = bv.cursor().idx();
1952                 ocol = tabular.column_of_cell(cell);
1953                 row = tabular.row_of_cell(cell);
1954         }
1955
1956         docstring::size_type op = 0;
1957         idx_type const cells = loctab->getNumberOfCells();
1958         p = 0;
1959         cols = ocol;
1960         rows = loctab->rows();
1961         col_type const columns = loctab->columns();
1962
1963         while (cell < cells && p < len && row < rows &&
1964                (p = buf.find_first_of(lyx::from_ascii("\t\n"), p)) != docstring::npos)
1965         {
1966                 if (p >= len)
1967                         break;
1968                 switch (buf[p]) {
1969                 case '\t':
1970                         // we can only set this if we are not too far right
1971                         if (cols < columns) {
1972                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
1973                                 inset->setViewCache(&bv);
1974                                 Paragraph & par = inset->text_.getPar(0);
1975                                 LyXFont const font = inset->text_.getFont(par, 0);
1976                                 inset->setText(buf.substr(op, p - op), font);
1977                                 ++cols;
1978                                 ++cell;
1979                         }
1980                         break;
1981                 case '\n':
1982                         // we can only set this if we are not too far right
1983                         if (cols < columns) {
1984                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
1985                                 inset->setViewCache(&bv);
1986                                 Paragraph & par = inset->text_.getPar(0);
1987                                 LyXFont const font = inset->text_.getFont(par, 0);
1988                                 inset->setText(buf.substr(op, p - op), font);
1989                         }
1990                         cols = ocol;
1991                         ++row;
1992                         if (row < rows)
1993                                 cell = loctab->getCellNumber(row, cols);
1994                         break;
1995                 }
1996                 ++p;
1997                 op = p;
1998         }
1999         // check for the last cell if there is no trailing '\n'
2000         if (cell < cells && op < len) {
2001                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2002                 inset->setViewCache(&bv);
2003                 Paragraph & par = inset->text_.getPar(0);
2004                 LyXFont const font = inset->text_.getFont(par, 0);
2005                 inset->setText(buf.substr(op, len - op), font);
2006         }
2007         return true;
2008 }
2009
2010
2011 void InsetTabular::addPreview(PreviewLoader & loader) const
2012 {
2013         row_type const rows = tabular.rows();
2014         col_type const columns = tabular.columns();
2015         for (row_type i = 0; i < rows; ++i) {
2016                 for (col_type j = 0; j < columns; ++j)
2017                         tabular.getCellInset(i, j)->addPreview(loader);
2018         }
2019 }
2020
2021
2022 bool InsetTabular::tablemode(LCursor & cur) const
2023 {
2024         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
2025 }
2026
2027
2028
2029
2030
2031 string const InsetTabularMailer::name_("tabular");
2032
2033 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
2034         : inset_(const_cast<InsetTabular &>(inset))
2035 {}
2036
2037
2038 string const InsetTabularMailer::inset2string(Buffer const &) const
2039 {
2040         return params2string(inset_);
2041 }
2042
2043
2044 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
2045 {
2046         istringstream data(in);
2047         LyXLex lex(0,0);
2048         lex.setStream(data);
2049
2050         if (in.empty())
2051                 return;
2052
2053         string token;
2054         lex >> token;
2055         if (!lex || token != name_)
2056                 return print_mailer_error("InsetTabularMailer", in, 1,
2057                                           name_);
2058
2059         // This is part of the inset proper that is usually swallowed
2060         // by Buffer::readInset
2061         lex >> token;
2062         if (!lex || token != "Tabular")
2063                 return print_mailer_error("InsetTabularMailer", in, 2,
2064                                           "Tabular");
2065
2066         Buffer const & buffer = inset.buffer();
2067         inset.read(buffer, lex);
2068 }
2069
2070
2071 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2072 {
2073         ostringstream data;
2074         data << name_ << ' ';
2075         inset.write(inset.buffer(), data);
2076         data << "\\end_inset\n";
2077         return data.str();
2078 }