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 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 bool 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         bool const changed = dim_ != dim;
 304         dim_ = dim;
 305         return changed;
 306 }
 307
 308
 309 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 310 {
 311         setPosCache(pi, x, y);
 312
 313         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 314         BufferView * bv = pi.base.bv;
 315
 316         resetPos(bv->cursor());
 317
 318         x += scx_;
 319         x += ADD_TO_TABULAR_WIDTH;
 320
 321         idx_type idx = 0;
 322         first_visible_cell = LyXTabular::npos;
 323         for (row_type i = 0; i < tabular.rows(); ++i) {
 324                 int nx = x;
 325                 int const a = tabular.getAscentOfRow(i);
 326                 int const d = tabular.getDescentOfRow(i);
 327                 idx = tabular.getCellNumber(i, 0);
 328                 for (col_type j = 0; j < tabular.columns(); ++j) {
 329                         if (tabular.isPartOfMultiColumn(i, j))
 330                                 continue;
 331                         if (first_visible_cell == LyXTabular::npos)
 332                                 first_visible_cell = idx;
 333
 334                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 335                         if (nx + tabular.getWidthOfColumn(idx) < 0
 336                             || nx > bv->workWidth()
 337                             || y + d < 0
 338                             || y - a > bv->workHeight()) {
 339                                 pi.pain.setDrawingEnabled(false);
 340                                 cell(idx)->draw(pi, cx, y);
 341                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 342                                 pi.pain.setDrawingEnabled(true);
 343                         } else {
 344                                 cell(idx)->draw(pi, cx, y);
 345                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 346                         }
 347                         nx += tabular.getWidthOfColumn(idx);
 348                         ++idx;
 349                 }
 350
 351                 if (i + 1 < tabular.rows())
 352                         y += d + tabular.getAscentOfRow(i + 1) +
 353                                 tabular.getAdditionalHeight(i + 1);
 354         }
 355 }
 356
 357
 358 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 359 {
 360         setPosCache(pi, x, y);
 361
 362         LCursor & cur = pi.base.bv->cursor();
 363
 364         x += scx_ + ADD_TO_TABULAR_WIDTH;
 365
 366         // Paint background of current tabular
 367         int const w = tabular.getWidthOfTabular();
 368         int const h = tabular.getHeightOfTabular();
 369         int yy = y - tabular.getAscentOfRow(0);
 370         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
 371
 372         if (!cur.selection())
 373                 return;
 374         if (!ptr_cmp(&cur.inset(), this))
 375                 return;
 376
 377         //resetPos(cur);
 378
 379
 380         if (tablemode(cur)) {
 381                 row_type rs, re;
 382                 col_type cs, ce;
 383                 getSelection(cur, rs, re, cs, ce);
 384                 y -= tabular.getAscentOfRow(0);
 385                 for (row_type j = 0; j < tabular.rows(); ++j) {
 386                         int const a = tabular.getAscentOfRow(j);
 387                         int const h = a + tabular.getDescentOfRow(j);
 388                         int xx = x;
 389                         y += tabular.getAdditionalHeight(j);
 390                         for (col_type i = 0; i < tabular.columns(); ++i) {
 391                                 if (tabular.isPartOfMultiColumn(j, i))
 392                                         continue;
 393                                 idx_type const cell =
 394                                         tabular.getCellNumber(j, i);
 395                                 int const w = tabular.getWidthOfColumn(cell);
 396                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 397                                         pi.pain.fillRectangle(xx, y, w, h,
 398                                                               LColor::selection);
 399                                 xx += w;
 400
 401                         }
 402                         y += h;
 403                 }
 404
 405         } else {
 406                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 407         }
 408 }
 409
 410
 411 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 412                                  row_type row, idx_type cell, bool erased) const
 413 {
 414         int x2 = x + tabular.getWidthOfColumn(cell);
 415         bool on_off = false;
 416         LColor::color col = LColor::tabularline;
 417         LColor::color onoffcol = LColor::tabularonoffline;
 418
 419         if (erased) {
 420                 col = LColor::strikeout;
 421                 onoffcol = LColor::strikeout;
 422         }
 423
 424         if (!tabular.topAlreadyDrawn(cell)) {
 425                 on_off = !tabular.topLine(cell);
 426                 pain.line(x, y - tabular.getAscentOfRow(row),
 427                           x2, y -  tabular.getAscentOfRow(row),
 428                           on_off ? onoffcol : col,
 429                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 430         }
 431         on_off = !tabular.bottomLine(cell);
 432         pain.line(x, y + tabular.getDescentOfRow(row),
 433                   x2, y + tabular.getDescentOfRow(row),
 434                   on_off ? onoffcol : col,
 435                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 436         if (!tabular.leftAlreadyDrawn(cell)) {
 437                 on_off = !tabular.leftLine(cell);
 438                 pain.line(x, y -  tabular.getAscentOfRow(row),
 439                           x, y +  tabular.getDescentOfRow(row),
 440                           on_off ? onoffcol : col,
 441                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 442         }
 443         on_off = !tabular.rightLine(cell);
 444         pain.line(x2 - tabular.getAdditionalWidth(cell),
 445                   y -  tabular.getAscentOfRow(row),
 446                   x2 - tabular.getAdditionalWidth(cell),
 447                   y +  tabular.getDescentOfRow(row),
 448                   on_off ? onoffcol : col,
 449                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 450 }
 451
 452
 453 docstring const InsetTabular::editMessage() const
 454 {
 455         return _("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         // FIXME: 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                         && (&bvcur.selBegin().inset() != this || !tablemode(bvcur)))) {
 501                         if (!bvcur.selection() && !cur.bv().mouseSetCursor(cur))
 502                                 cur.noUpdate();
 503                         cur.selection() = false;
 504                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 505                         cur.bv().mouseSetCursor(cur);
 506                         break;
 507                 }
 508
 509                 if (cmd.button() == mouse_button::button2) {
 510                         cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph");
 511                         doDispatch(cur, cmd);
 512                 }
 513                 break;
 514
 515         case LFUN_MOUSE_MOTION:
 516                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 517                 if (cmd.button() == mouse_button::button1) {
 518                         // only accept motions to places not deeper nested than the real anchor
 519                         if (bvcur.anchor_.hasPart(cur)) {
 520                                 // only update if selection changes
 521                                 if (bvcur.idx() == cur.idx() &&
 522                                         !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
 523                                         cur.noUpdate();
 524                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 525                                 bvcur.setCursor(cur);
 526                                 bvcur.selection() = true;
 527                         } else
 528                                 cur.undispatched();
 529                 }
 530                 break;
 531
 532         case LFUN_MOUSE_RELEASE:
 533                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 534                 if (cmd.button() == mouse_button::button3)
 535                         InsetTabularMailer(*this).showDialog(&cur.bv());
 536                 break;
 537
 538         case LFUN_CELL_BACKWARD:
 539                 movePrevCell(cur);
 540                 cur.selection() = false;
 541                 break;
 542
 543         case LFUN_CELL_FORWARD:
 544                 moveNextCell(cur);
 545                 cur.selection() = false;
 546                 break;
 547
 548         case LFUN_CHAR_FORWARD_SELECT:
 549         case LFUN_CHAR_FORWARD:
 550                 cell(cur.idx())->dispatch(cur, cmd);
 551                 if (!cur.result().dispatched()) {
 552                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 553                         if (sl == cur.top())
 554                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 555                         else
 556                                 cur.dispatched();
 557                 }
 558                 break;
 559
 560         case LFUN_CHAR_BACKWARD_SELECT:
 561         case LFUN_CHAR_BACKWARD:
 562                 cell(cur.idx())->dispatch(cur, cmd);
 563                 if (!cur.result().dispatched()) {
 564                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 565                         if (sl == cur.top())
 566                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
 567                         else
 568                                 cur.dispatched();
 569                 }
 570                 break;
 571
 572         case LFUN_DOWN_SELECT:
 573         case LFUN_DOWN:
 574                 cell(cur.idx())->dispatch(cur, cmd);
 575                 cur.dispatched(); // override the cell's decision
 576                 if (sl == cur.top())
 577                         // if our LyXText didn't do anything to the cursor
 578                         // then we try to put the cursor into the cell below
 579                         // setting also the right targetX.
 580                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 581                                 cur.idx() = tabular.getCellBelow(cur.idx());
 582                                 cur.pit() = 0;
 583                                 cur.pos() = cell(cur.idx())->getText(0)->x2pos(
 584                                         cur.bv(), cur.pit(), 0, cur.targetX());
 585                         }
 586                 if (sl == cur.top()) {
 587                         // we trick it to go to the RIGHT after leaving the
 588                         // tabular.
 589                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 590                         cur.undispatched();
 591                 }
 592                 break;
 593
 594         case LFUN_UP_SELECT:
 595         case LFUN_UP:
 596                 cell(cur.idx())->dispatch(cur, cmd);
 597                 cur.dispatched(); // override the cell's decision
 598                 if (sl == cur.top())
 599                         // if our LyXText didn't do anything to the cursor
 600                         // then we try to put the cursor into the cell above
 601                         // setting also the right targetX.
 602                         if (tabular.row_of_cell(cur.idx()) != 0) {
 603                                 cur.idx() = tabular.getCellAbove(cur.idx());
 604                                 cur.pit() = cur.lastpit();
 605                                 LyXText const * text = cell(cur.idx())->getText(0);
 606                                 ParagraphMetrics const & pm =
 607                                         cur.bv().parMetrics(text, cur.lastpit());
 608                                 cur.pos() = text->x2pos(
 609                                         cur.bv(),
 610                                         cur.pit(),
 611                                         pm.rows().size()-1,
 612                                         cur.targetX());
 613                         }
 614                 if (sl == cur.top()) {
 615                         cmd = FuncRequest(LFUN_FINISHED_UP);
 616                         cur.undispatched();
 617                 }
 618                 break;
 619
 620 //      case LFUN_SCREEN_DOWN: {
 621 //              //if (hasSelection())
 622 //              //      cur.selection() = false;
 623 //              col_type const col = tabular.column_of_cell(cur.idx());
 624 //              int const t =   cur.bv().top_y() + cur.bv().height();
 625 //              if (t < yo() + tabular.getHeightOfTabular()) {
 626 //                      cur.bv().scrollDocView(t);
 627 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 628 //              } else {
 629 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 630 //              }
 631 //              cur.par() = 0;
 632 //              cur.pos() = 0;
 633 //              break;
 634 //      }
 635 //
 636 //      case LFUN_SCREEN_UP: {
 637 //              //if (hasSelection())
 638 //              //      cur.selection() = false;
 639 //              col_type const col = tabular.column_of_cell(cur.idx());
 640 //              int const t =   cur.bv().top_y() + cur.bv().height();
 641 //              if (yo() < 0) {
 642 //                      cur.bv().scrollDocView(t);
 643 //                      if (yo() > 0)
 644 //                              cur.idx() = col;
 645 //                      else
 646 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 647 //              } else {
 648 //                      cur.idx() = col;
 649 //              }
 650 //              cur.par() = cur.lastpar();
 651 //              cur.pos() = cur.lastpos();
 652 //              break;
 653 //      }
 654
 655         case LFUN_LAYOUT_TABULAR:
 656                 InsetTabularMailer(*this).showDialog(&cur.bv());
 657                 break;
 658
 659         case LFUN_INSET_DIALOG_UPDATE:
 660                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 661                 break;
 662
 663         case LFUN_TABULAR_FEATURE:
 664                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
 665                         cur.undispatched();
 666                 break;
 667
 668         // insert file functions
 669         case LFUN_FILE_INSERT_ASCII_PARA:
 670         case LFUN_FILE_INSERT_ASCII: {
 671                 // FIXME UNICODE
 672                 string const tmpstr = getContentsOfAsciiFile(&cur.bv(), to_utf8(cmd.argument()), false);
 673                 // FIXME: We don't know the encoding of the file
 674                 if (!tmpstr.empty() && !insertAsciiString(cur.bv(), from_utf8(tmpstr), false))
 675                         cur.undispatched();
 676                 break;
 677         }
 678
 679         case LFUN_CUT:
 680                 if (tablemode(cur)) {
 681                         if (copySelection(cur)) {
 682                                 recordUndoInset(cur, Undo::DELETE);
 683                                 cutSelection(cur);
 684                         }
 685                 }
 686                 else
 687                         cell(cur.idx())->dispatch(cur, cmd);
 688                 break;
 689
 690         case LFUN_CHAR_DELETE_BACKWARD:
 691         case LFUN_CHAR_DELETE_FORWARD:
 692                 if (tablemode(cur)) {
 693                         recordUndoInset(cur, Undo::DELETE);
 694                         cutSelection(cur);
 695                 }
 696                 else
 697                         cell(cur.idx())->dispatch(cur, cmd);
 698                 break;
 699
 700         case LFUN_COPY:
 701                 if (!cur.selection())
 702                         break;
 703                 if (tablemode(cur)) {
 704                         finishUndo();
 705                         copySelection(cur);
 706                 } else
 707                         cell(cur.idx())->dispatch(cur, cmd);
 708                 break;
 709
 710         case LFUN_CLIPBOARD_PASTE:
 711         case LFUN_PRIMARY_SELECTION_PASTE: {
 712                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
 713                         theClipboard().get() :
 714                         theSelection().get();
 715                 if (clip.empty())
 716                         break;
 717                 // pass to InsertAsciiString, but
 718                 // only if we have multi-cell content
 719                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
 720                         if (insertAsciiString(cur.bv(), clip, false)) {
 721                                 // content has been replaced,
 722                                 // so cursor might be invalid
 723                                 cur.pos() = cur.lastpos();
 724                                 bvcur.setCursor(cur);
 725                                 break;
 726                         }
 727                 } else {
 728                         // so that the clipboard is used and it goes on
 729                         // to default
 730                         // and executes LFUN_PRIMARY_SELECTION_PASTE in insettext!
 731                         paste_tabular.reset();
 732                         dirtyTabularStack(false);
 733                 }
 734                 // fall through
 735         }
 736
 737         case LFUN_PASTE:
 738                 if (hasPasteBuffer() && tabularStackDirty()) {
 739                         recordUndoInset(cur, Undo::INSERT);
 740                         pasteSelection(cur);
 741                         break;
 742                 }
 743                 cell(cur.idx())->dispatch(cur, cmd);
 744                 break;
 745
 746         case LFUN_FONT_EMPH:
 747         case LFUN_FONT_BOLD:
 748         case LFUN_FONT_ROMAN:
 749         case LFUN_FONT_NOUN:
 750         case LFUN_FONT_ITAL:
 751         case LFUN_FONT_FRAK:
 752         case LFUN_FONT_CODE:
 753         case LFUN_FONT_SANS:
 754         case LFUN_FONT_FREE_APPLY:
 755         case LFUN_FONT_FREE_UPDATE:
 756         case LFUN_FONT_SIZE:
 757         case LFUN_FONT_UNDERLINE:
 758         case LFUN_LANGUAGE:
 759         case LFUN_WORD_CAPITALIZE:
 760         case LFUN_WORD_UPCASE:
 761         case LFUN_WORD_LOWCASE:
 762         case LFUN_CHARS_TRANSPOSE:
 763                 if (tablemode(cur)) {
 764                         row_type rs, re;
 765                         col_type cs, ce;
 766                         getSelection(cur, rs, re, cs, ce);
 767                         LCursor tmpcur = cur;
 768                         for (row_type i = rs; i <= re; ++i) {
 769                                 for (col_type j = cs; j <= ce; ++j) {
 770                                         // cursor follows cell:
 771                                         tmpcur.idx() = tabular.getCellNumber(i, j);
 772                                         // select this cell only:
 773                                         tmpcur.pit() = 0;
 774                                         tmpcur.pos() = 0;
 775                                         tmpcur.resetAnchor();
 776                                         tmpcur.pit() = tmpcur.lastpit();
 777                                         tmpcur.pos() = tmpcur.top().lastpos();
 778                                         tmpcur.setCursor(tmpcur);
 779                                         tmpcur.setSelection();
 780                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
 781                                 }
 782                         }
 783                         break;
 784                 } else {
 785                         cell(cur.idx())->dispatch(cur, cmd);
 786                         break;
 787                 }
 788         default:
 789                 // we try to handle this event in the insets dispatch function.
 790                 cell(cur.idx())->dispatch(cur, cmd);
 791                 break;
 792         }
 793
 794         // FIXME: this accesses the position cache before it is initialized
 795         //resetPos(cur);
 796         InsetTabularMailer(*this).updateDialog(&cur.bv());
 797 }
 798
 799
 800 // function sets an object as defined in func_status.h:
 801 // states OK, Unknown, Disabled, On, Off.
 802 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 803         FuncStatus & status) const
 804 {
 805         switch (cmd.action) {
 806         case LFUN_TABULAR_FEATURE: {
 807                 int action = LyXTabular::LAST_ACTION;
 808                 int i = 0;
 809                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 810                         string const tmp = tabularFeature[i].feature;
 811                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
 812                                 action = tabularFeature[i].action;
 813                                 break;
 814                         }
 815                 }
 816                 if (action == LyXTabular::LAST_ACTION) {
 817                         status.clear();
 818                         status.unknown(true);
 819                         return true;
 820                 }
 821
 822                 string const argument
 823                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
 824
 825                 row_type sel_row_start = 0;
 826                 row_type sel_row_end = 0;
 827                 col_type dummy;
 828                 LyXTabular::ltType dummyltt;
 829                 bool flag = true;
 830
 831                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 832
 833                 switch (action) {
 834                 case LyXTabular::SET_PWIDTH:
 835                 case LyXTabular::SET_MPWIDTH:
 836                 case LyXTabular::SET_SPECIAL_COLUMN:
 837                 case LyXTabular::SET_SPECIAL_MULTI:
 838                 case LyXTabular::APPEND_ROW:
 839                 case LyXTabular::APPEND_COLUMN:
 840                 case LyXTabular::DELETE_ROW:
 841                 case LyXTabular::DELETE_COLUMN:
 842                 case LyXTabular::COPY_ROW:
 843                 case LyXTabular::COPY_COLUMN:
 844                 case LyXTabular::SET_ALL_LINES:
 845                 case LyXTabular::UNSET_ALL_LINES:
 846                 case LyXTabular::SET_TOP_SPACE:
 847                 case LyXTabular::SET_BOTTOM_SPACE:
 848                 case LyXTabular::SET_INTERLINE_SPACE:
 849                         status.clear();
 850                         return true;
 851
 852                 case LyXTabular::MULTICOLUMN:
 853                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 854                         break;
 855
 856                 case LyXTabular::M_TOGGLE_LINE_TOP:
 857                         flag = false;
 858                 case LyXTabular::TOGGLE_LINE_TOP:
 859                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 860                         break;
 861
 862                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 863                         flag = false;
 864                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 865                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 866                         break;
 867
 868                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 869                         flag = false;
 870                 case LyXTabular::TOGGLE_LINE_LEFT:
 871                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 872                         break;
 873
 874                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 875                         flag = false;
 876                 case LyXTabular::TOGGLE_LINE_RIGHT:
 877                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 878                         break;
 879
 880                 case LyXTabular::M_ALIGN_LEFT:
 881                         flag = false;
 882                 case LyXTabular::ALIGN_LEFT:
 883                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 884                         break;
 885
 886                 case LyXTabular::M_ALIGN_RIGHT:
 887                         flag = false;
 888                 case LyXTabular::ALIGN_RIGHT:
 889                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 890                         break;
 891
 892                 case LyXTabular::M_ALIGN_CENTER:
 893                         flag = false;
 894                 case LyXTabular::ALIGN_CENTER:
 895                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 896                         break;
 897
 898                 case LyXTabular::ALIGN_BLOCK:
 899                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 900                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 901                         break;
 902
 903                 case LyXTabular::M_VALIGN_TOP:
 904                         flag = false;
 905                 case LyXTabular::VALIGN_TOP:
 906                         status.setOnOff(
 907                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 908                         break;
 909
 910                 case LyXTabular::M_VALIGN_BOTTOM:
 911                         flag = false;
 912                 case LyXTabular::VALIGN_BOTTOM:
 913                         status.setOnOff(
 914                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 915                         break;
 916
 917                 case LyXTabular::M_VALIGN_MIDDLE:
 918                         flag = false;
 919                 case LyXTabular::VALIGN_MIDDLE:
 920                         status.setOnOff(
 921                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 922                         break;
 923
 924                 case LyXTabular::SET_LONGTABULAR:
 925                         status.setOnOff(tabular.isLongTabular());
 926                         break;
 927
 928                 case LyXTabular::UNSET_LONGTABULAR:
 929                         status.setOnOff(!tabular.isLongTabular());
 930                         break;
 931
 932                 case LyXTabular::SET_ROTATE_TABULAR:
 933                         status.setOnOff(tabular.getRotateTabular());
 934                         break;
 935
 936                 case LyXTabular::UNSET_ROTATE_TABULAR:
 937                         status.setOnOff(!tabular.getRotateTabular());
 938                         break;
 939
 940                 case LyXTabular::SET_ROTATE_CELL:
 941                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 942                         break;
 943
 944                 case LyXTabular::UNSET_ROTATE_CELL:
 945                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 946                         break;
 947
 948                 case LyXTabular::SET_USEBOX:
 949                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 950                         break;
 951
 952                 case LyXTabular::SET_LTFIRSTHEAD:
 953                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 954                         break;
 955
 956                 case LyXTabular::UNSET_LTFIRSTHEAD:
 957                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 958                         break;
 959
 960                 case LyXTabular::SET_LTHEAD:
 961                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 962                         break;
 963
 964                 case LyXTabular::UNSET_LTHEAD:
 965                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 966                         break;
 967
 968                 case LyXTabular::SET_LTFOOT:
 969                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 970                         break;
 971
 972                 case LyXTabular::UNSET_LTFOOT:
 973                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 974                         break;
 975
 976                 case LyXTabular::SET_LTLASTFOOT:
 977                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 978                         break;
 979
 980                 case LyXTabular::UNSET_LTLASTFOOT:
 981                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 982                         break;
 983
 984                 case LyXTabular::SET_LTNEWPAGE:
 985                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
 986                         break;
 987
 988                 case LyXTabular::SET_BOOKTABS:
 989                         status.setOnOff(tabular.useBookTabs());
 990                         break;
 991
 992                 case LyXTabular::UNSET_BOOKTABS:
 993                         status.setOnOff(!tabular.useBookTabs());
 994                         break;
 995
 996                 default:
 997                         status.clear();
 998                         status.enabled(false);
 999                         break;
1000                 }
1001                 return true;
1002         }
1003
1004         // These are only enabled inside tabular
1005         case LFUN_CELL_BACKWARD:
1006         case LFUN_CELL_FORWARD:
1007                 status.enabled(true);
1008                 return true;
1009
1010         // disable these with multiple cells selected
1011         case LFUN_INSET_INSERT:
1012         case LFUN_TABULAR_INSERT:
1013         case LFUN_CHARSTYLE_INSERT:
1014         case LFUN_FLOAT_INSERT:
1015         case LFUN_FLOAT_WIDE_INSERT:
1016         case LFUN_FOOTNOTE_INSERT:
1017         case LFUN_MARGINALNOTE_INSERT:
1018         case LFUN_MATH_INSERT:
1019         case LFUN_MATH_MODE:
1020         case LFUN_MATH_MUTATE:
1021         case LFUN_MATH_DISPLAY:
1022         case LFUN_NOTE_INSERT:
1023         case LFUN_OPTIONAL_INSERT:
1024         case LFUN_BOX_INSERT:
1025         case LFUN_BRANCH_INSERT:
1026         case LFUN_WRAP_INSERT:
1027         case LFUN_ERT_INSERT: {
1028                 if (tablemode(cur)) {
1029                         status.enabled(false);
1030                         return true;
1031                 } else
1032                         return cell(cur.idx())->getStatus(cur, cmd, status);
1033         }
1034
1035         // disable in non-fixed-width cells
1036         case LFUN_BREAK_LINE:
1037         case LFUN_BREAK_PARAGRAPH:
1038         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1039         case LFUN_BREAK_PARAGRAPH_SKIP: {
1040                 if (tabular.getPWidth(cur.idx()).zero()) {
1041                         status.enabled(false);
1042                         return true;
1043                 } else
1044                         return cell(cur.idx())->getStatus(cur, cmd, status);
1045         }
1046
1047         case LFUN_PASTE:
1048                 if (tabularStackDirty()) {
1049                         status.enabled(true);
1050                         return true;
1051                 }
1052
1053         case LFUN_INSET_MODIFY:
1054                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1055                         status.enabled(true);
1056                         return true;
1057                 }
1058                 // Fall through
1059
1060         default:
1061                 // we try to handle this event in the insets dispatch function.
1062                 return cell(cur.idx())->getStatus(cur, cmd, status);
1063         }
1064 }
1065
1066
1067 int InsetTabular::latex(Buffer const & buf, odocstream & os,
1068                         OutputParams const & runparams) const
1069 {
1070         return tabular.latex(buf, os, runparams);
1071 }
1072
1073
1074 int InsetTabular::plaintext(Buffer const & buf, odocstream & os,
1075                         OutputParams const & runparams) const
1076 {
1077         int const dp = runparams.linelen ? runparams.depth : 0;
1078         return tabular.plaintext(buf, os, runparams, dp, false, 0);
1079 }
1080
1081
1082 int InsetTabular::docbook(Buffer const & buf, odocstream & os,
1083                           OutputParams const & runparams) const
1084 {
1085         int ret = 0;
1086         InsetBase * master = 0;
1087
1088 #ifdef WITH_WARNINGS
1089 #warning Why not pass a proper DocIterator here?
1090 #endif
1091 #if 0
1092         // if the table is inside a float it doesn't need the informaltable
1093         // wrapper. Search for it.
1094         for (master = owner(); master; master = master->owner())
1095                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1096                         break;
1097 #endif
1098
1099         if (!master) {
1100                 os << "<informaltable>";
1101                 ++ret;
1102         }
1103         ret += tabular.docbook(buf, os, runparams);
1104         if (!master) {
1105                 os << "</informaltable>";
1106                 ++ret;
1107         }
1108         return ret;
1109 }
1110
1111
1112 void InsetTabular::validate(LaTeXFeatures & features) const
1113 {
1114         tabular.validate(features);
1115 }
1116
1117
1118 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1119 {
1120         return tabular.getCellInset(idx);
1121 }
1122
1123
1124 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1125 {
1126         return tabular.getCellInset(idx);
1127 }
1128
1129
1130 void InsetTabular::cursorPos(BufferView const & bv,
1131                 CursorSlice const & sl, bool boundary, int & x, int & y) const
1132 {
1133         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
1134
1135         // y offset     correction
1136         int const row = tabular.row_of_cell(sl.idx());
1137         for (int i = 0; i <= row; ++i) {
1138                 if (i != 0) {
1139                         y += tabular.getAscentOfRow(i);
1140                         y += tabular.getAdditionalHeight(i);
1141                 }
1142                 if (i != row)
1143                         y += tabular.getDescentOfRow(i);
1144         }
1145
1146         // x offset correction
1147         int const col = tabular.column_of_cell(sl.idx());
1148         int idx = tabular.getCellNumber(row, 0);
1149         for (int j = 0; j < col; ++j) {
1150                 if (tabular.isPartOfMultiColumn(row, j))
1151                         continue;
1152                 x += tabular.getWidthOfColumn(idx);
1153                 ++idx;
1154         }
1155         x += tabular.getBeginningOfTextInCell(idx);
1156         x += ADD_TO_TABULAR_WIDTH;
1157         x += scx_;
1158 }
1159
1160
1161 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
1162 {
1163         int xx = 0;
1164         int yy = 0;
1165         InsetBase const & inset = *tabular.getCellInset(cell);
1166         Point o = bv.coordCache().getInsets().xy(&inset);
1167         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1168         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1169         row_type const row = tabular.row_of_cell(cell);
1170         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
1171                          tabular.getAdditionalHeight(row);
1172         int const yend = o.y_ + tabular.getDescentOfRow(row);
1173
1174         if (x < xbeg)
1175                 xx = xbeg - x;
1176         else if (x > xend)
1177                 xx = x - xend;
1178
1179         if (y < ybeg)
1180                 yy = ybeg - y;
1181         else if (y > yend)
1182                 yy = y - yend;
1183
1184         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1185         //       << " ybeg=" << ybeg << " yend=" << yend
1186         //       << " xx=" << xx << " yy=" << yy
1187         //       << " dist=" << xx + yy << endl;
1188         return xx + yy;
1189 }
1190
1191
1192 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1193 {
1194         //lyxerr << "InsetTabular::editXY: " << this << endl;
1195         cur.selection() = false;
1196         cur.push(*this);
1197         cur.idx() = getNearestCell(cur.bv(), x, y);
1198         resetPos(cur);
1199         return cell(cur.idx())->text_.editXY(cur, x, y);
1200 }
1201
1202
1203 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1204 {
1205         cur.idx() = getNearestCell(cur.bv(), x, y);
1206         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1207 }
1208
1209
1210 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
1211 {
1212         idx_type idx_min = 0;
1213         int dist_min = std::numeric_limits<int>::max();
1214         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1215                 if (bv.coordCache().getInsets().has(tabular.getCellInset(i).get())) {
1216                         int const d = dist(bv, i, x, y);
1217                         if (d < dist_min) {
1218                                 dist_min = d;
1219                                 idx_min = i;
1220                         }
1221                 }
1222         }
1223         return idx_min;
1224 }
1225
1226
1227 int InsetTabular::getCellXPos(idx_type const cell) const
1228 {
1229         idx_type c = cell;
1230
1231         for (; !tabular.isFirstCellInRow(c); --c)
1232                 ;
1233         int lx = tabular.getWidthOfColumn(cell);
1234         for (; c < cell; ++c)
1235                 lx += tabular.getWidthOfColumn(c);
1236
1237         return lx - tabular.getWidthOfColumn(cell);
1238 }
1239
1240
1241 void InsetTabular::resetPos(LCursor & cur) const
1242 {
1243         BufferView & bv = cur.bv();
1244         int const maxwidth = bv.workWidth();
1245
1246         if (&cur.inset() != this) {
1247                 scx_ = 0;
1248         } else {
1249                 int const X1 = 0;
1250                 int const X2 = maxwidth;
1251                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1252                 int const x1 = xo(cur.bv()) + getCellXPos(cur.idx()) + offset;
1253                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1254
1255                 if (x1 < X1)
1256                         scx_ = X1 + 20 - x1;
1257                 else if (x2 > X2)
1258                         scx_ = X2 - 20 - x2;
1259                 else
1260                         scx_ = 0;
1261         }
1262
1263         cur.updateFlags(Update::Force | Update::FitCursor);
1264
1265         InsetTabularMailer(*this).updateDialog(&bv);
1266 }
1267
1268
1269 void InsetTabular::moveNextCell(LCursor & cur)
1270 {
1271         if (isRightToLeft(cur)) {
1272                 if (tabular.isFirstCellInRow(cur.idx())) {
1273                         row_type const row = tabular.row_of_cell(cur.idx());
1274                         if (row == tabular.rows() - 1)
1275                                 return;
1276                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1277                 } else {
1278                         if (cur.idx() == 0)
1279                                 return;
1280                         --cur.idx();
1281                 }
1282         } else {
1283                 if (tabular.isLastCell(cur.idx()))
1284                         return;
1285                 ++cur.idx();
1286         }
1287         cur.pit() = 0;
1288         cur.pos() = 0;
1289         resetPos(cur);
1290 }
1291
1292
1293 void InsetTabular::movePrevCell(LCursor & cur)
1294 {
1295         if (isRightToLeft(cur)) {
1296                 if (tabular.isLastCellInRow(cur.idx())) {
1297                         row_type const row = tabular.row_of_cell(cur.idx());
1298                         if (row == 0)
1299                                 return;
1300                         cur.idx() = tabular.getFirstCellInRow(row);
1301                         cur.idx() = tabular.getCellAbove(cur.idx());
1302                 } else {
1303                         if (tabular.isLastCell(cur.idx()))
1304                                 return;
1305                         ++cur.idx();
1306                 }
1307         } else {
1308                 if (cur.idx() == 0) // first cell
1309                         return;
1310                 --cur.idx();
1311         }
1312         cur.pit() = cur.lastpit();
1313         cur.pos() = cur.lastpos();
1314
1315         // FIXME: this accesses the position cache before it is initialized
1316         //resetPos(cur);
1317 }
1318
1319
1320 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1321 {
1322         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1323
1324         int i = 0;
1325         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1326                 string const tmp = tabularFeature[i].feature;
1327
1328                 if (tmp == what.substr(0, tmp.length())) {
1329                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1330                         //tabularFeatures[i].feature.length())) {
1331                         action = tabularFeature[i].action;
1332                         break;
1333                 }
1334         }
1335         if (action == LyXTabular::LAST_ACTION)
1336                 return false;
1337
1338         string const val =
1339                 ltrim(what.substr(tabularFeature[i].feature.length()));
1340         tabularFeatures(cur, action, val);
1341         return true;
1342 }
1343
1344
1345 namespace {
1346
1347 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1348                           string const & special, bool & flag)
1349 {
1350         if (special == "dl_above") {
1351                 ltt.topDL = flag;
1352                 ltt.set = false;
1353         } else if (special == "dl_below") {
1354                 ltt.bottomDL = flag;
1355                 ltt.set = false;
1356         } else if (special == "empty") {
1357                 ltt.empty = flag;
1358                 ltt.set = false;
1359         } else if (flag) {
1360                 ltt.empty = false;
1361                 ltt.set = true;
1362         }
1363 }
1364
1365 } // anon namespace
1366
1367
1368 void InsetTabular::tabularFeatures(LCursor & cur,
1369         LyXTabular::Feature feature, string const & value)
1370 {
1371         BufferView & bv = cur.bv();
1372         col_type sel_col_start;
1373         col_type sel_col_end;
1374         row_type sel_row_start;
1375         row_type sel_row_end;
1376         bool setLines = false;
1377         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1378         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1379
1380         switch (feature) {
1381
1382         case LyXTabular::M_ALIGN_LEFT:
1383         case LyXTabular::ALIGN_LEFT:
1384                 setAlign = LYX_ALIGN_LEFT;
1385                 break;
1386
1387         case LyXTabular::M_ALIGN_RIGHT:
1388         case LyXTabular::ALIGN_RIGHT:
1389                 setAlign = LYX_ALIGN_RIGHT;
1390                 break;
1391
1392         case LyXTabular::M_ALIGN_CENTER:
1393         case LyXTabular::ALIGN_CENTER:
1394                 setAlign = LYX_ALIGN_CENTER;
1395                 break;
1396
1397         case LyXTabular::ALIGN_BLOCK:
1398                 setAlign = LYX_ALIGN_BLOCK;
1399                 break;
1400
1401         case LyXTabular::M_VALIGN_TOP:
1402         case LyXTabular::VALIGN_TOP:
1403                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1404                 break;
1405
1406         case LyXTabular::M_VALIGN_BOTTOM:
1407         case LyXTabular::VALIGN_BOTTOM:
1408                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1409                 break;
1410
1411         case LyXTabular::M_VALIGN_MIDDLE:
1412         case LyXTabular::VALIGN_MIDDLE:
1413                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1414                 break;
1415
1416         default:
1417                 break;
1418         }
1419
1420         recordUndoInset(cur, Undo::ATOMIC);
1421
1422         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1423         row_type const row = tabular.row_of_cell(cur.idx());
1424         col_type const column = tabular.column_of_cell(cur.idx());
1425         bool flag = true;
1426         LyXTabular::ltType ltt;
1427
1428         switch (feature) {
1429
1430         case LyXTabular::SET_PWIDTH: {
1431                 LyXLength const len(value);
1432                 tabular.setColumnPWidth(cur, cur.idx(), len);
1433                 if (len.zero()
1434                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1435                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1436                 break;
1437         }
1438
1439         case LyXTabular::SET_MPWIDTH:
1440                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1441                 break;
1442
1443         case LyXTabular::SET_SPECIAL_COLUMN:
1444         case LyXTabular::SET_SPECIAL_MULTI:
1445                 tabular.setAlignSpecial(cur.idx(),value,feature);
1446                 break;
1447
1448         case LyXTabular::APPEND_ROW:
1449                 // append the row into the tabular
1450                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1451                 break;
1452
1453         case LyXTabular::APPEND_COLUMN:
1454                 // append the column into the tabular
1455                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1456                 cur.idx() = tabular.getCellNumber(row, column);
1457                 break;
1458
1459         case LyXTabular::DELETE_ROW:
1460                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1461                         tabular.deleteRow(sel_row_start);
1462                 if (sel_row_start >= tabular.rows())
1463                         --sel_row_start;
1464                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1465                 cur.pit() = 0;
1466                 cur.pos() = 0;
1467                 cur.selection() = false;
1468                 break;
1469
1470         case LyXTabular::DELETE_COLUMN:
1471                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1472                         tabular.deleteColumn(sel_col_start);
1473                 if (sel_col_start >= tabular.columns())
1474                         --sel_col_start;
1475                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1476                 cur.pit() = 0;
1477                 cur.pos() = 0;
1478                 cur.selection() = false;
1479                 break;
1480
1481         case LyXTabular::COPY_ROW:
1482                 tabular.copyRow(bv.buffer()->params(), row);
1483                 break;
1484
1485         case LyXTabular::COPY_COLUMN:
1486                 tabular.copyColumn(bv.buffer()->params(), column);
1487                 cur.idx() = tabular.getCellNumber(row, column);
1488                 break;
1489
1490         case LyXTabular::M_TOGGLE_LINE_TOP:
1491                 flag = false;
1492         case LyXTabular::TOGGLE_LINE_TOP: {
1493                 bool lineSet = !tabular.topLine(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.setTopLine(
1497                                         tabular.getCellNumber(i, j),
1498                                         lineSet, flag);
1499                 break;
1500         }
1501
1502         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1503                 flag = false;
1504         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1505                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1506                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1507                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1508                                 tabular.setBottomLine(
1509                                         tabular.getCellNumber(i, j),
1510                                         lineSet,
1511                                         flag);
1512                 break;
1513         }
1514
1515         case LyXTabular::M_TOGGLE_LINE_LEFT:
1516                 flag = false;
1517         case LyXTabular::TOGGLE_LINE_LEFT: {
1518                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1519                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1520                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1521                                 tabular.setLeftLine(
1522                                         tabular.getCellNumber(i,j),
1523                                         lineSet,
1524                                         flag);
1525                 break;
1526         }
1527
1528         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1529                 flag = false;
1530         case LyXTabular::TOGGLE_LINE_RIGHT: {
1531                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1532                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1533                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1534                                 tabular.setRightLine(
1535                                         tabular.getCellNumber(i,j),
1536                                         lineSet,
1537                                         flag);
1538                 break;
1539         }
1540
1541         case LyXTabular::M_ALIGN_LEFT:
1542         case LyXTabular::M_ALIGN_RIGHT:
1543         case LyXTabular::M_ALIGN_CENTER:
1544                 flag = false;
1545         case LyXTabular::ALIGN_LEFT:
1546         case LyXTabular::ALIGN_RIGHT:
1547         case LyXTabular::ALIGN_CENTER:
1548         case LyXTabular::ALIGN_BLOCK:
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.setAlignment(
1552                                         tabular.getCellNumber(i, j),
1553                                         setAlign,
1554                                         flag);
1555                 break;
1556
1557         case LyXTabular::M_VALIGN_TOP:
1558         case LyXTabular::M_VALIGN_BOTTOM:
1559         case LyXTabular::M_VALIGN_MIDDLE:
1560                 flag = false;
1561         case LyXTabular::VALIGN_TOP:
1562         case LyXTabular::VALIGN_BOTTOM:
1563         case LyXTabular::VALIGN_MIDDLE:
1564                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1565                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1566                                 tabular.setVAlignment(
1567                                         tabular.getCellNumber(i, j),
1568                                         setVAlign, flag);
1569                 break;
1570
1571         case LyXTabular::MULTICOLUMN: {
1572                 if (sel_row_start != sel_row_end) {
1573 #ifdef WITH_WARNINGS
1574 #warning Need I say it ? This is horrible.
1575 #endif
1576                         // FIXME UNICODE
1577                         Alert::error(_("Error setting multicolumn"),
1578                                      _("You cannot set multicolumn vertically."));
1579                         return;
1580                 }
1581                 if (!cur.selection()) {
1582                         // just multicol for one single cell
1583                         // check whether we are completely in a multicol
1584                         if (tabular.isMultiColumn(cur.idx()))
1585                                 tabular.unsetMultiColumn(cur.idx());
1586                         else
1587                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1588                         break;
1589                 }
1590                 // we have a selection so this means we just add all this
1591                 // cells to form a multicolumn cell
1592                 idx_type const s_start = cur.selBegin().idx();
1593                 idx_type const s_end = cur.selEnd().idx();
1594                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1595                 cur.idx() = s_start;
1596                 cur.pit() = 0;
1597                 cur.pos() = 0;
1598                 cur.selection() = false;
1599                 break;
1600         }
1601
1602         case LyXTabular::SET_ALL_LINES:
1603                 setLines = true;
1604         case LyXTabular::UNSET_ALL_LINES:
1605                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1606                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1607                                 tabular.setAllLines(
1608                                         tabular.getCellNumber(i,j), setLines);
1609                 break;
1610
1611         case LyXTabular::SET_LONGTABULAR:
1612                 tabular.setLongTabular(true);
1613                 break;
1614
1615         case LyXTabular::UNSET_LONGTABULAR:
1616                 tabular.setLongTabular(false);
1617                 break;
1618
1619         case LyXTabular::SET_ROTATE_TABULAR:
1620                 tabular.setRotateTabular(true);
1621                 break;
1622
1623         case LyXTabular::UNSET_ROTATE_TABULAR:
1624                 tabular.setRotateTabular(false);
1625                 break;
1626
1627         case LyXTabular::SET_ROTATE_CELL:
1628                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1629                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1630                                 tabular.setRotateCell(
1631                                         tabular.getCellNumber(i, j), true);
1632                 break;
1633
1634         case LyXTabular::UNSET_ROTATE_CELL:
1635                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1636                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1637                                 tabular.setRotateCell(
1638                                         tabular.getCellNumber(i, j), false);
1639                 break;
1640
1641         case LyXTabular::SET_USEBOX: {
1642                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1643                 if (val == tabular.getUsebox(cur.idx()))
1644                         val = LyXTabular::BOX_NONE;
1645                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1646                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1647                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1648                 break;
1649         }
1650
1651         case LyXTabular::UNSET_LTFIRSTHEAD:
1652                 flag = false;
1653         case LyXTabular::SET_LTFIRSTHEAD:
1654                 tabular.getRowOfLTFirstHead(row, ltt);
1655                 checkLongtableSpecial(ltt, value, flag);
1656                 tabular.setLTHead(row, flag, ltt, true);
1657                 break;
1658
1659         case LyXTabular::UNSET_LTHEAD:
1660                 flag = false;
1661         case LyXTabular::SET_LTHEAD:
1662                 tabular.getRowOfLTHead(row, ltt);
1663                 checkLongtableSpecial(ltt, value, flag);
1664                 tabular.setLTHead(row, flag, ltt, false);
1665                 break;
1666
1667         case LyXTabular::UNSET_LTFOOT:
1668                 flag = false;
1669         case LyXTabular::SET_LTFOOT:
1670                 tabular.getRowOfLTFoot(row, ltt);
1671                 checkLongtableSpecial(ltt, value, flag);
1672                 tabular.setLTFoot(row, flag, ltt, false);
1673                 break;
1674
1675         case LyXTabular::UNSET_LTLASTFOOT:
1676                 flag = false;
1677         case LyXTabular::SET_LTLASTFOOT:
1678                 tabular.getRowOfLTLastFoot(row, ltt);
1679                 checkLongtableSpecial(ltt, value, flag);
1680                 tabular.setLTFoot(row, flag, ltt, true);
1681                 break;
1682
1683         case LyXTabular::SET_LTNEWPAGE:
1684                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1685                 break;
1686
1687         case LyXTabular::SET_BOOKTABS:
1688                 tabular.setBookTabs(true);
1689                 break;
1690
1691         case LyXTabular::UNSET_BOOKTABS:
1692                 tabular.setBookTabs(false);
1693                 break;
1694
1695         case LyXTabular::SET_TOP_SPACE: {
1696                 LyXLength len;
1697                 if (value == "default")
1698                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1699                                 tabular.row_info[i].top_space_default = true;
1700                 else if (isValidLength(value, &len))
1701                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1702                                 tabular.row_info[i].top_space_default = false;
1703                                 tabular.row_info[i].top_space = len;
1704                         }
1705                 else
1706                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1707                                 tabular.row_info[i].top_space_default = false;
1708                                 tabular.row_info[i].top_space = len;
1709                         }
1710                 break;
1711         }
1712
1713         case LyXTabular::SET_BOTTOM_SPACE: {
1714                 LyXLength len;
1715                 if (value == "default")
1716                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1717                                 tabular.row_info[i].bottom_space_default = true;
1718                 else if (isValidLength(value, &len))
1719                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1720                                 tabular.row_info[i].bottom_space_default = false;
1721                                 tabular.row_info[i].bottom_space = len;
1722                         }
1723                 else
1724                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1725                                 tabular.row_info[i].bottom_space_default = false;
1726                                 tabular.row_info[i].bottom_space = len;
1727                         }
1728                 break;
1729         }
1730
1731         case LyXTabular::SET_INTERLINE_SPACE: {
1732                 LyXLength len;
1733                 if (value == "default")
1734                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1735                                 tabular.row_info[i].interline_space_default = true;
1736                 else if (isValidLength(value, &len))
1737                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1738                                 tabular.row_info[i].interline_space_default = false;
1739                                 tabular.row_info[i].interline_space = len;
1740                         }
1741                 else
1742                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1743                                 tabular.row_info[i].interline_space_default = false;
1744                                 tabular.row_info[i].interline_space = len;
1745                         }
1746                 break;
1747         }
1748
1749         // dummy stuff just to avoid warnings
1750         case LyXTabular::LAST_ACTION:
1751                 break;
1752         }
1753
1754         InsetTabularMailer(*this).updateDialog(&bv);
1755 }
1756
1757
1758 bool InsetTabular::showInsetDialog(BufferView * bv) const
1759 {
1760         InsetTabularMailer(*this).showDialog(bv);
1761         return true;
1762 }
1763
1764
1765 void InsetTabular::openLayoutDialog(BufferView * bv) const
1766 {
1767         InsetTabularMailer(*this).showDialog(bv);
1768 }
1769
1770
1771 bool InsetTabular::copySelection(LCursor & cur)
1772 {
1773         if (!cur.selection())
1774                 return false;
1775
1776         row_type rs, re;
1777         col_type cs, ce;
1778         getSelection(cur, rs, re, cs, ce);
1779
1780         paste_tabular.reset(new LyXTabular(tabular));
1781
1782         for (row_type i = 0; i < rs; ++i)
1783                 paste_tabular->deleteRow(0);
1784
1785         row_type const rows = re - rs + 1;
1786         while (paste_tabular->rows() > rows)
1787                 paste_tabular->deleteRow(rows);
1788
1789         paste_tabular->setTopLine(0, true, true);
1790         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1791                                      true, true);
1792
1793         for (col_type i = 0; i < cs; ++i)
1794                 paste_tabular->deleteColumn(0);
1795
1796         col_type const columns = ce - cs + 1;
1797         while (paste_tabular->columns() > columns)
1798                 paste_tabular->deleteColumn(columns);
1799
1800         paste_tabular->setLeftLine(0, true, true);
1801         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1802                                     true, true);
1803
1804         odocstringstream os;
1805         OutputParams const runparams;
1806         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1807         theClipboard().put(os.str());
1808         // mark tabular stack dirty
1809         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1810         // when we (hopefully) have a one-for-all paste mechanism.
1811         cap::dirtyTabularStack(true);
1812
1813         return true;
1814 }
1815
1816
1817 bool InsetTabular::pasteSelection(LCursor & cur)
1818 {
1819         if (!paste_tabular)
1820                 return false;
1821         col_type const actcol = tabular.column_of_cell(cur.idx());
1822         row_type const actrow = tabular.row_of_cell(cur.idx());
1823         for (row_type r1 = 0, r2 = actrow;
1824              r1 < paste_tabular->rows() && r2 < tabular.rows();
1825              ++r1, ++r2) {
1826                 for (col_type c1 = 0, c2 = actcol;
1827                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1828                     ++c1, ++c2) {
1829                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1830                             tabular.isPartOfMultiColumn(r2, c2))
1831                                 continue;
1832                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1833                                 --c2;
1834                                 continue;
1835                         }
1836                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1837                                 --c1;
1838                                 continue;
1839                         }
1840                         shared_ptr<InsetText> inset(
1841                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1842                         tabular.setCellInset(r2, c2, inset);
1843                         // FIXME: change tracking (MG)
1844                         inset->setChange(Change(cur.buffer().params().trackChanges ?
1845                                                 Change::INSERTED : Change::UNCHANGED));
1846                         cur.pos() = 0;
1847                 }
1848         }
1849         return true;
1850 }
1851
1852
1853 void InsetTabular::cutSelection(LCursor & cur)
1854 {
1855         if (!cur.selection())
1856                 return;
1857
1858         row_type rs, re;
1859         col_type cs, ce;
1860         getSelection(cur, rs, re, cs, ce);
1861         for (row_type i = rs; i <= re; ++i) {
1862                 for (col_type j = cs; j <= ce; ++j) {
1863                         shared_ptr<InsetText> t
1864                                 = cell(tabular.getCellNumber(i, j));
1865                         if (cur.buffer().params().trackChanges)
1866                                 // FIXME: Change tracking (MG)
1867                                 t->setChange(Change(Change::DELETED));
1868                         else
1869                                 t->clear();
1870                 }
1871         }
1872
1873         // cursor position might be invalid now
1874         if (cur.pit() > cur.lastpit())
1875                 cur.pit() = cur.lastpit();
1876         if (cur.pos() > cur.lastpos())
1877                 cur.pos() = cur.lastpos();
1878         cur.clearSelection();
1879 }
1880
1881
1882 bool InsetTabular::isRightToLeft(LCursor & cur) const
1883 {
1884         BOOST_ASSERT(cur.depth() > 1);
1885         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1886         pos_type const parentpos = cur[cur.depth() - 2].pos();
1887         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1888                                          parentpos).language()->rightToLeft();
1889 }
1890
1891
1892 void InsetTabular::getSelection(LCursor & cur,
1893         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1894 {
1895         CursorSlice const & beg = cur.selBegin();
1896         CursorSlice const & end = cur.selEnd();
1897         cs = tabular.column_of_cell(beg.idx());
1898         ce = tabular.column_of_cell(end.idx());
1899         if (cs > ce) {
1900                 ce = cs;
1901                 cs = tabular.column_of_cell(end.idx());
1902         } else {
1903                 ce = tabular.right_column_of_cell(end.idx());
1904         }
1905
1906         rs = tabular.row_of_cell(beg.idx());
1907         re = tabular.row_of_cell(end.idx());
1908         if (rs > re)
1909                 swap(rs, re);
1910 }
1911
1912
1913 LyXText * InsetTabular::getText(int idx) const
1914 {
1915         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1916 }
1917
1918
1919 void InsetTabular::setChange(Change const & change)
1920 {
1921         for (idx_type idx = 0; idx < nargs(); ++idx)
1922                 cell(idx)->setChange(change);
1923 }
1924
1925
1926 void InsetTabular::acceptChanges()
1927 {
1928         for (idx_type idx = 0; idx < nargs(); ++idx)
1929                 cell(idx)->acceptChanges();
1930 }
1931
1932
1933 void InsetTabular::rejectChanges()
1934 {
1935         for (idx_type idx = 0; idx < nargs(); ++idx)
1936                 cell(idx)->rejectChanges();
1937 }
1938
1939
1940 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1941 {
1942         return tabular.getPWidth(cell).zero();
1943 }
1944
1945
1946 bool InsetTabular::insertAsciiString(BufferView & bv, docstring const & buf,
1947                                      bool usePaste)
1948 {
1949         if (buf.length() <= 0)
1950                 return true;
1951
1952         Buffer const & buffer = *bv.buffer();
1953
1954         col_type cols = 1;
1955         row_type rows = 1;
1956         col_type maxCols = 1;
1957         docstring::size_type const len = buf.length();
1958         docstring::size_type p = 0;
1959
1960         while (p < len &&
1961                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
1962                 switch (buf[p]) {
1963                 case '\t':
1964                         ++cols;
1965                         break;
1966                 case '\n':
1967                         if (p + 1 < len)
1968                                 ++rows;
1969                         maxCols = max(cols, maxCols);
1970                         cols = 1;
1971                         break;
1972                 }
1973                 ++p;
1974         }
1975         maxCols = max(cols, maxCols);
1976         LyXTabular * loctab;
1977         idx_type cell = 0;
1978         col_type ocol = 0;
1979         row_type row = 0;
1980         if (usePaste) {
1981                 paste_tabular.reset(
1982                         new LyXTabular(buffer.params(), rows, maxCols));
1983                 loctab = paste_tabular.get();
1984                 cols = 0;
1985                 dirtyTabularStack(true);
1986         } else {
1987                 loctab = &tabular;
1988                 cell = bv.cursor().idx();
1989                 ocol = tabular.column_of_cell(cell);
1990                 row = tabular.row_of_cell(cell);
1991         }
1992
1993         docstring::size_type op = 0;
1994         idx_type const cells = loctab->getNumberOfCells();
1995         p = 0;
1996         cols = ocol;
1997         rows = loctab->rows();
1998         col_type const columns = loctab->columns();
1999
2000         while (cell < cells && p < len && row < rows &&
2001                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
2002         {
2003                 if (p >= len)
2004                         break;
2005                 switch (buf[p]) {
2006                 case '\t':
2007                         // we can only set this if we are not too far right
2008                         if (cols < columns) {
2009                                 shared_ptr<InsetText> inset = loctab->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                                 ++cols;
2015                                 ++cell;
2016                         }
2017                         break;
2018                 case '\n':
2019                         // we can only set this if we are not too far right
2020                         if (cols < columns) {
2021                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
2022                                 Paragraph & par = inset->text_.getPar(0);
2023                                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2024                                 inset->setText(buf.substr(op, p - op), font,
2025                                                buffer.params().trackChanges);
2026                         }
2027                         cols = ocol;
2028                         ++row;
2029                         if (row < rows)
2030                                 cell = loctab->getCellNumber(row, cols);
2031                         break;
2032                 }
2033                 ++p;
2034                 op = p;
2035         }
2036         // check for the last cell if there is no trailing '\n'
2037         if (cell < cells && op < len) {
2038                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2039                 Paragraph & par = inset->text_.getPar(0);
2040                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2041                 inset->setText(buf.substr(op, len - op), font,
2042                         buffer.params().trackChanges);
2043         }
2044         return true;
2045 }
2046
2047
2048 void InsetTabular::addPreview(PreviewLoader & loader) const
2049 {
2050         row_type const rows = tabular.rows();
2051         col_type const columns = tabular.columns();
2052         for (row_type i = 0; i < rows; ++i) {
2053                 for (col_type j = 0; j < columns; ++j)
2054                         tabular.getCellInset(i, j)->addPreview(loader);
2055         }
2056 }
2057
2058
2059 bool InsetTabular::tablemode(LCursor & cur) const
2060 {
2061         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
2062 }
2063
2064
2065
2066
2067
2068 string const InsetTabularMailer::name_("tabular");
2069
2070 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
2071         : inset_(const_cast<InsetTabular &>(inset))
2072 {}
2073
2074
2075 string const InsetTabularMailer::inset2string(Buffer const &) const
2076 {
2077         return params2string(inset_);
2078 }
2079
2080
2081 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
2082 {
2083         istringstream data(in);
2084         LyXLex lex(0,0);
2085         lex.setStream(data);
2086
2087         if (in.empty())
2088                 return;
2089
2090         string token;
2091         lex >> token;
2092         if (!lex || token != name_)
2093                 return print_mailer_error("InsetTabularMailer", in, 1,
2094                                           name_);
2095
2096         // This is part of the inset proper that is usually swallowed
2097         // by Buffer::readInset
2098         lex >> token;
2099         if (!lex || token != "Tabular")
2100                 return print_mailer_error("InsetTabularMailer", in, 2,
2101                                           "Tabular");
2102
2103         Buffer const & buffer = inset.buffer();
2104         inset.read(buffer, lex);
2105 }
2106
2107
2108 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2109 {
2110         ostringstream data;
2111         data << name_ << ' ';
2112         inset.write(inset.buffer(), data);
2113         data << "\\end_inset\n";
2114         return data.str();
2115 }
2116
2117
2118 } // namespace lyx