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