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 using cap::saveSelection;
  54
  55 using graphics::PreviewLoader;
  56
  57 using support::ltrim;
  58
  59 using frontend::Painter;
  60 using frontend::Clipboard;
  61
  62 using boost::shared_ptr;
  63
  64 using std::auto_ptr;
  65 using std::endl;
  66 using std::max;
  67 using std::string;
  68 using std::istringstream;
  69 using std::ostream;
  70 using std::ostringstream;
  71 using std::swap;
  72 using std::vector;
  73
  74 namespace Alert = frontend::Alert;
  75
  76
  77 namespace {
  78
  79 int const ADD_TO_HEIGHT = 2;
  80 int const ADD_TO_TABULAR_WIDTH = 2;
  81 int const default_line_space = 10;
  82
  83 ///
  84 boost::scoped_ptr<LyXTabular> paste_tabular;
  85
  86
  87 struct TabularFeature {
  88         LyXTabular::Feature action;
  89         string feature;
  90 };
  91
  92
  93 TabularFeature tabularFeature[] =
  94 {
  95         { LyXTabular::APPEND_ROW, "append-row" },
  96         { LyXTabular::APPEND_COLUMN, "append-column" },
  97         { LyXTabular::DELETE_ROW, "delete-row" },
  98         { LyXTabular::DELETE_COLUMN, "delete-column" },
  99         { LyXTabular::COPY_ROW, "copy-row" },
 100         { LyXTabular::COPY_COLUMN, "copy-column" },
 101         { LyXTabular::TOGGLE_LINE_TOP, "toggle-line-top" },
 102         { LyXTabular::TOGGLE_LINE_BOTTOM, "toggle-line-bottom" },
 103         { LyXTabular::TOGGLE_LINE_LEFT, "toggle-line-left" },
 104         { LyXTabular::TOGGLE_LINE_RIGHT, "toggle-line-right" },
 105         { LyXTabular::ALIGN_LEFT, "align-left" },
 106         { LyXTabular::ALIGN_RIGHT, "align-right" },
 107         { LyXTabular::ALIGN_CENTER, "align-center" },
 108         { LyXTabular::ALIGN_BLOCK, "align-block" },
 109         { LyXTabular::VALIGN_TOP, "valign-top" },
 110         { LyXTabular::VALIGN_BOTTOM, "valign-bottom" },
 111         { LyXTabular::VALIGN_MIDDLE, "valign-middle" },
 112         { LyXTabular::M_TOGGLE_LINE_TOP, "m-toggle-line-top" },
 113         { LyXTabular::M_TOGGLE_LINE_BOTTOM, "m-toggle-line-bottom" },
 114         { LyXTabular::M_TOGGLE_LINE_LEFT, "m-toggle-line-left" },
 115         { LyXTabular::M_TOGGLE_LINE_RIGHT, "m-toggle-line-right" },
 116         { LyXTabular::M_ALIGN_LEFT, "m-align-left" },
 117         { LyXTabular::M_ALIGN_RIGHT, "m-align-right" },
 118         { LyXTabular::M_ALIGN_CENTER, "m-align-center" },
 119         { LyXTabular::M_VALIGN_TOP, "m-valign-top" },
 120         { LyXTabular::M_VALIGN_BOTTOM, "m-valign-bottom" },
 121         { LyXTabular::M_VALIGN_MIDDLE, "m-valign-middle" },
 122         { LyXTabular::MULTICOLUMN, "multicolumn" },
 123         { LyXTabular::SET_ALL_LINES, "set-all-lines" },
 124         { LyXTabular::UNSET_ALL_LINES, "unset-all-lines" },
 125         { LyXTabular::SET_LONGTABULAR, "set-longtabular" },
 126         { LyXTabular::UNSET_LONGTABULAR, "unset-longtabular" },
 127         { LyXTabular::SET_PWIDTH, "set-pwidth" },
 128         { LyXTabular::SET_MPWIDTH, "set-mpwidth" },
 129         { LyXTabular::SET_ROTATE_TABULAR, "set-rotate-tabular" },
 130         { LyXTabular::UNSET_ROTATE_TABULAR, "unset-rotate-tabular" },
 131         { LyXTabular::SET_ROTATE_CELL, "set-rotate-cell" },
 132         { LyXTabular::UNSET_ROTATE_CELL, "unset-rotate-cell" },
 133         { LyXTabular::SET_USEBOX, "set-usebox" },
 134         { LyXTabular::SET_LTHEAD, "set-lthead" },
 135         { LyXTabular::UNSET_LTHEAD, "unset-lthead" },
 136         { LyXTabular::SET_LTFIRSTHEAD, "set-ltfirsthead" },
 137         { LyXTabular::UNSET_LTFIRSTHEAD, "unset-ltfirsthead" },
 138         { LyXTabular::SET_LTFOOT, "set-ltfoot" },
 139         { LyXTabular::UNSET_LTFOOT, "unset-ltfoot" },
 140         { LyXTabular::SET_LTLASTFOOT, "set-ltlastfoot" },
 141         { LyXTabular::UNSET_LTLASTFOOT, "unset-ltlastfoot" },
 142         { LyXTabular::SET_LTNEWPAGE, "set-ltnewpage" },
 143         { LyXTabular::SET_SPECIAL_COLUMN, "set-special-column" },
 144         { LyXTabular::SET_SPECIAL_MULTI, "set-special-multi" },
 145         { LyXTabular::SET_BOOKTABS, "set-booktabs" },
 146         { LyXTabular::UNSET_BOOKTABS, "unset-booktabs" },
 147         { LyXTabular::SET_TOP_SPACE, "set-top-space" },
 148         { LyXTabular::SET_BOTTOM_SPACE, "set-bottom-space" },
 149         { LyXTabular::SET_INTERLINE_SPACE, "set-interline-space" },
 150         { LyXTabular::LAST_ACTION, "" }
 151 };
 152
 153
 154 class FeatureEqual : public std::unary_function<TabularFeature, bool> {
 155 public:
 156         FeatureEqual(LyXTabular::Feature feature)
 157                 : feature_(feature) {}
 158         bool operator()(TabularFeature const & tf) const {
 159                 return tf.action == feature_;
 160         }
 161 private:
 162         LyXTabular::Feature feature_;
 163 };
 164
 165 } // namespace anon
 166
 167
 168 string const featureAsString(LyXTabular::Feature feature)
 169 {
 170         TabularFeature * end = tabularFeature +
 171                 sizeof(tabularFeature) / sizeof(TabularFeature);
 172         TabularFeature * it = std::find_if(tabularFeature, end,
 173                                            FeatureEqual(feature));
 174         return (it == end) ? string() : it->feature;
 175 }
 176
 177
 178 InsetTabular::InsetTabular(Buffer const & buf, row_type rows,
 179                            col_type columns)
 180         : tabular(buf.params(), max(rows, row_type(1)),
 181           max(columns, col_type(1))), buffer_(&buf), scx_(0)
 182 {}
 183
 184
 185 InsetTabular::InsetTabular(InsetTabular const & tab)
 186         : InsetOld(tab), tabular(tab.tabular),
 187                 buffer_(tab.buffer_), scx_(0)
 188 {}
 189
 190
 191 InsetTabular::~InsetTabular()
 192 {
 193         InsetTabularMailer(*this).hideDialog();
 194 }
 195
 196
 197 auto_ptr<InsetBase> InsetTabular::doClone() const
 198 {
 199         return auto_ptr<InsetBase>(new InsetTabular(*this));
 200 }
 201
 202
 203 Buffer const & InsetTabular::buffer() const
 204 {
 205         return *buffer_;
 206 }
 207
 208
 209 void InsetTabular::buffer(Buffer const * b)
 210 {
 211         buffer_ = b;
 212 }
 213
 214
 215 void InsetTabular::write(Buffer const & buf, ostream & os) const
 216 {
 217         os << "Tabular" << endl;
 218         tabular.write(buf, os);
 219 }
 220
 221
 222 void InsetTabular::read(Buffer const & buf, LyXLex & lex)
 223 {
 224         bool const old_format = (lex.getString() == "\\LyXTable");
 225
 226         tabular.read(buf, lex);
 227
 228         if (old_format)
 229                 return;
 230
 231         lex.next();
 232         string token = lex.getString();
 233         while (lex.isOK() && (token != "\\end_inset")) {
 234                 lex.next();
 235                 token = lex.getString();
 236         }
 237         if (token != "\\end_inset") {
 238                 lex.printError("Missing \\end_inset at this point. "
 239                                "Read: `$$Token'");
 240         }
 241 }
 242
 243
 244 bool InsetTabular::metrics(MetricsInfo & mi, Dimension & dim) const
 245 {
 246         //lyxerr << "InsetTabular::metrics: " << mi.base.bv << " width: " <<
 247         //      mi.base.textwidth << "\n";
 248         if (!mi.base.bv) {
 249                 lyxerr << "InsetTabular::metrics: need bv" << endl;
 250                 BOOST_ASSERT(false);
 251         }
 252
 253         row_type i = 0;
 254         for (idx_type cell = 0; i < tabular.rows(); ++i) {
 255                 int maxAsc = 0;
 256                 int maxDesc = 0;
 257                 for (col_type j = 0; j < tabular.columns(); ++j) {
 258                         if (tabular.isPartOfMultiColumn(i, j))
 259                                 // Multicolumn cell, but not first one
 260                                 continue;
 261                         Dimension dim;
 262                         MetricsInfo m = mi;
 263                         LyXLength p_width;
 264                         if (tabular.cell_info[i][j].multicolumn ==
 265                             LyXTabular::CELL_BEGIN_OF_MULTICOLUMN)
 266                                 p_width = tabular.cellinfo_of_cell(cell).p_width;
 267                         else
 268                                 p_width = tabular.column_info[j].p_width;
 269                         if (!p_width.zero())
 270                                 m.base.textwidth = p_width.inPixels(mi.base.textwidth);
 271                         tabular.getCellInset(cell)->metrics(m, dim);
 272                         if (!p_width.zero())
 273                                 dim.wid = m.base.textwidth;
 274                         tabular.setWidthOfCell(cell, dim.wid);
 275                         if (p_width.zero()) {
 276                                 m.base.textwidth = dim.wid + 2 * ADD_TO_TABULAR_WIDTH;
 277                                 // FIXME there must be a way to get rid of
 278                                 // the second metrics call
 279                                 tabular.getCellInset(cell)->metrics(m, dim);
 280                         }
 281                         maxAsc  = max(maxAsc, dim.asc);
 282                         maxDesc = max(maxDesc, dim.des);
 283                         ++cell;
 284                 }
 285                 int const top_space = tabular.row_info[i].top_space_default ?
 286                         default_line_space :
 287                         tabular.row_info[i].top_space.inPixels(mi.base.textwidth);
 288                 tabular.setAscentOfRow(i, maxAsc + ADD_TO_HEIGHT + top_space);
 289                 int const bottom_space = tabular.row_info[i].bottom_space_default ?
 290                         default_line_space :
 291                         tabular.row_info[i].bottom_space.inPixels(mi.base.textwidth);
 292                 tabular.setDescentOfRow(i, maxDesc + ADD_TO_HEIGHT + bottom_space);
 293         }
 294
 295         dim.asc = tabular.getAscentOfRow(0);
 296         dim.des = tabular.getHeightOfTabular() - dim.asc;
 297         dim.wid = tabular.getWidthOfTabular() + 2 * ADD_TO_TABULAR_WIDTH;
 298         bool const changed = dim_ != dim;
 299         dim_ = dim;
 300         return changed;
 301 }
 302
 303
 304 void InsetTabular::draw(PainterInfo & pi, int x, int y) const
 305 {
 306         setPosCache(pi, x, y);
 307
 308         //lyxerr << "InsetTabular::draw: " << x << " " << y << endl;
 309         BufferView * bv = pi.base.bv;
 310
 311         resetPos(bv->cursor());
 312
 313         x += scx_;
 314         x += ADD_TO_TABULAR_WIDTH;
 315
 316         idx_type idx = 0;
 317         first_visible_cell = LyXTabular::npos;
 318         for (row_type i = 0; i < tabular.rows(); ++i) {
 319                 int nx = x;
 320                 int const a = tabular.getAscentOfRow(i);
 321                 int const d = tabular.getDescentOfRow(i);
 322                 idx = tabular.getCellNumber(i, 0);
 323                 for (col_type j = 0; j < tabular.columns(); ++j) {
 324                         if (tabular.isPartOfMultiColumn(i, j))
 325                                 continue;
 326                         if (first_visible_cell == LyXTabular::npos)
 327                                 first_visible_cell = idx;
 328
 329                         int const cx = nx + tabular.getBeginningOfTextInCell(idx);
 330                         if (nx + tabular.getWidthOfColumn(idx) < 0
 331                             || nx > bv->workWidth()
 332                             || y + d < 0
 333                             || y - a > bv->workHeight()) {
 334                                 pi.pain.setDrawingEnabled(false);
 335                                 cell(idx)->draw(pi, cx, y);
 336                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 337                                 pi.pain.setDrawingEnabled(true);
 338                         } else {
 339                                 cell(idx)->draw(pi, cx, y);
 340                                 drawCellLines(pi.pain, nx, y, i, idx, pi.erased_);
 341                         }
 342                         nx += tabular.getWidthOfColumn(idx);
 343                         ++idx;
 344                 }
 345
 346                 if (i + 1 < tabular.rows())
 347                         y += d + tabular.getAscentOfRow(i + 1) +
 348                                 tabular.getAdditionalHeight(i + 1);
 349         }
 350 }
 351
 352
 353 void InsetTabular::drawSelection(PainterInfo & pi, int x, int y) const
 354 {
 355         setPosCache(pi, x, y);
 356
 357         LCursor & cur = pi.base.bv->cursor();
 358
 359         x += scx_ + ADD_TO_TABULAR_WIDTH;
 360
 361         // Paint background of current tabular
 362         int const w = tabular.getWidthOfTabular();
 363         int const h = tabular.getHeightOfTabular();
 364         int yy = y - tabular.getAscentOfRow(0);
 365         pi.pain.fillRectangle(x, yy, w, h, backgroundColor());
 366
 367         if (!cur.selection())
 368                 return;
 369         if (!ptr_cmp(&cur.inset(), this))
 370                 return;
 371
 372         //resetPos(cur);
 373
 374
 375         if (tablemode(cur)) {
 376                 row_type rs, re;
 377                 col_type cs, ce;
 378                 getSelection(cur, rs, re, cs, ce);
 379                 y -= tabular.getAscentOfRow(0);
 380                 for (row_type j = 0; j < tabular.rows(); ++j) {
 381                         int const a = tabular.getAscentOfRow(j);
 382                         int const h = a + tabular.getDescentOfRow(j);
 383                         int xx = x;
 384                         y += tabular.getAdditionalHeight(j);
 385                         for (col_type i = 0; i < tabular.columns(); ++i) {
 386                                 if (tabular.isPartOfMultiColumn(j, i))
 387                                         continue;
 388                                 idx_type const cell =
 389                                         tabular.getCellNumber(j, i);
 390                                 int const w = tabular.getWidthOfColumn(cell);
 391                                 if (i >= cs && i <= ce && j >= rs && j <= re)
 392                                         pi.pain.fillRectangle(xx, y, w, h,
 393                                                               LColor::selection);
 394                                 xx += w;
 395
 396                         }
 397                         y += h;
 398                 }
 399
 400         } else {
 401                 cur.text()->drawSelection(pi, x + getCellXPos(cur.idx()) + tabular.getBeginningOfTextInCell(cur.idx()), 0 /*this value is ignored */);
 402         }
 403 }
 404
 405
 406 void InsetTabular::drawCellLines(Painter & pain, int x, int y,
 407                                  row_type row, idx_type cell, bool erased) const
 408 {
 409         int x2 = x + tabular.getWidthOfColumn(cell);
 410         bool on_off = false;
 411         LColor::color col = LColor::tabularline;
 412         LColor::color onoffcol = LColor::tabularonoffline;
 413
 414         if (erased) {
 415                 col = LColor::strikeout;
 416                 onoffcol = LColor::strikeout;
 417         }
 418
 419         if (!tabular.topAlreadyDrawn(cell)) {
 420                 on_off = !tabular.topLine(cell);
 421                 pain.line(x, y - tabular.getAscentOfRow(row),
 422                           x2, y -  tabular.getAscentOfRow(row),
 423                           on_off ? onoffcol : col,
 424                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 425         }
 426         on_off = !tabular.bottomLine(cell);
 427         pain.line(x, y + tabular.getDescentOfRow(row),
 428                   x2, y + tabular.getDescentOfRow(row),
 429                   on_off ? onoffcol : col,
 430                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 431         if (!tabular.leftAlreadyDrawn(cell)) {
 432                 on_off = !tabular.leftLine(cell);
 433                 pain.line(x, y -  tabular.getAscentOfRow(row),
 434                           x, y +  tabular.getDescentOfRow(row),
 435                           on_off ? onoffcol : col,
 436                           on_off ? Painter::line_onoffdash : Painter::line_solid);
 437         }
 438         on_off = !tabular.rightLine(cell);
 439         pain.line(x2 - tabular.getAdditionalWidth(cell),
 440                   y -  tabular.getAscentOfRow(row),
 441                   x2 - tabular.getAdditionalWidth(cell),
 442                   y +  tabular.getDescentOfRow(row),
 443                   on_off ? onoffcol : col,
 444                   on_off ? Painter::line_onoffdash : Painter::line_solid);
 445 }
 446
 447
 448 docstring const InsetTabular::editMessage() const
 449 {
 450         return _("Opened table");
 451 }
 452
 453
 454 void InsetTabular::edit(LCursor & cur, bool left)
 455 {
 456         //lyxerr << "InsetTabular::edit: " << this << endl;
 457         finishUndo();
 458         cur.selection() = false;
 459         cur.push(*this);
 460         if (left) {
 461                 if (isRightToLeft(cur))
 462                         cur.idx() = tabular.getLastCellInRow(0);
 463                 else
 464                         cur.idx() = 0;
 465                 cur.pit() = 0;
 466                 cur.pos() = 0;
 467         } else {
 468                 if (isRightToLeft(cur))
 469                         cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1);
 470                 else
 471                         cur.idx() = tabular.getNumberOfCells() - 1;
 472                 cur.pit() = 0;
 473                 cur.pos() = cur.lastpos(); // FIXME crude guess
 474         }
 475         // FIXME: this accesses the position cache before it is initialized
 476         //resetPos(cur);
 477         //cur.bv().fitCursor();
 478 }
 479
 480
 481 void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 482 {
 483         lyxerr[Debug::DEBUG] << "# InsetTabular::doDispatch: cmd: " << cmd
 484                              << "\n  cur:" << cur << endl;
 485         CursorSlice sl = cur.top();
 486         LCursor & bvcur = cur.bv().cursor();
 487
 488         switch (cmd.action) {
 489
 490         case LFUN_MOUSE_PRESS:
 491                 //lyxerr << "# InsetTabular::MousePress\n" << cur.bv().cursor() << endl;
 492
 493                 if (cmd.button() == mouse_button::button1
 494                     || (cmd.button() == mouse_button::button3
 495                         && (&bvcur.selBegin().inset() != this || !tablemode(bvcur)))) {
 496                         if (!bvcur.selection() && !cur.bv().mouseSetCursor(cur))
 497                                 cur.noUpdate();
 498                         cur.selection() = false;
 499                         setCursorFromCoordinates(cur, cmd.x, cmd.y);
 500                         cur.bv().mouseSetCursor(cur);
 501                         break;
 502                 }
 503
 504                 if (cmd.button() == mouse_button::button2) {
 505                         if (cap::selection()) {
 506                                 // See comment in LyXText::dispatch why we
 507                                 // do this
 508                                 // FIXME This does not use paste_tabular,
 509                                 // another reason why paste_tabular should go.
 510                                 cap::copySelectionToStack();
 511                                 cmd = FuncRequest(LFUN_PASTE, "0");
 512                         } else {
 513                                 cmd = FuncRequest(LFUN_PRIMARY_SELECTION_PASTE,
 514                                                   "paragraph");
 515                         }
 516                         doDispatch(cur, cmd);
 517                 }
 518                 break;
 519
 520         case LFUN_MOUSE_MOTION:
 521                 //lyxerr << "# InsetTabular::MouseMotion\n" << bvcur << endl;
 522                 if (cmd.button() == mouse_button::button1) {
 523                         // only accept motions to places not deeper nested than the real anchor
 524                         if (bvcur.anchor_.hasPart(cur)) {
 525                                 // only update if selection changes
 526                                 if (bvcur.idx() == cur.idx() &&
 527                                         !(bvcur.anchor_.idx() == cur.idx() && bvcur.pos() != cur.pos()))
 528                                         cur.noUpdate();
 529                                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
 530                                 bvcur.setCursor(cur);
 531                                 bvcur.selection() = true;
 532                         } else
 533                                 cur.undispatched();
 534                 }
 535                 break;
 536
 537         case LFUN_MOUSE_RELEASE:
 538                 //lyxerr << "# InsetTabular::MouseRelease\n" << bvcur << endl;
 539                 if (cmd.button() == mouse_button::button1) {
 540                         if (bvcur.selection()) {
 541                                 // Bug3238: disable persistent selection for table cells for now
 542                                 if (tablemode(bvcur))
 543                                         theSelection().haveSelection(true);
 544                                 else
 545                                         saveSelection(bvcur);
 546                         }
 547                 } else if (cmd.button() == mouse_button::button3)
 548                         InsetTabularMailer(*this).showDialog(&cur.bv());
 549                 break;
 550
 551         case LFUN_CELL_BACKWARD:
 552                 movePrevCell(cur);
 553                 cur.selection() = false;
 554                 saveSelection(cur);
 555                 break;
 556
 557         case LFUN_CELL_FORWARD:
 558                 moveNextCell(cur);
 559                 cur.selection() = false;
 560                 saveSelection(cur);
 561                 break;
 562
 563         case LFUN_CHAR_FORWARD_SELECT:
 564         case LFUN_CHAR_FORWARD:
 565                 cell(cur.idx())->dispatch(cur, cmd);
 566                 if (!cur.result().dispatched()) {
 567                         isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
 568                         if (cmd.action == LFUN_CHAR_FORWARD_SELECT)
 569                                 saveSelection(cur);
 570                         if (sl == cur.top())
 571                                 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 572                         else
 573                                 cur.dispatched();
 574                 }
 575                 break;
 576
 577         case LFUN_CHAR_BACKWARD_SELECT:
 578         case LFUN_CHAR_BACKWARD:
 579                 cell(cur.idx())->dispatch(cur, cmd);
 580                 if (!cur.result().dispatched()) {
 581                         isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
 582                         if (cmd.action == LFUN_CHAR_BACKWARD_SELECT)
 583                                 saveSelection(cur);
 584                         if (sl == cur.top())
 585                                 cmd = FuncRequest(LFUN_FINISHED_LEFT);
 586                         else
 587                                 cur.dispatched();
 588                 }
 589                 break;
 590
 591         case LFUN_DOWN_SELECT:
 592         case LFUN_DOWN:
 593                 cell(cur.idx())->dispatch(cur, cmd);
 594                 cur.dispatched(); // override the cell's decision
 595                 if (sl == cur.top())
 596                         // if our LyXText didn't do anything to the cursor
 597                         // then we try to put the cursor into the cell below
 598                         // setting also the right targetX.
 599                         if (tabular.row_of_cell(cur.idx()) != tabular.rows() - 1) {
 600                                 cur.idx() = tabular.getCellBelow(cur.idx());
 601                                 cur.pit() = 0;
 602                                 TextMetrics const & tm =
 603                                         cur.bv().textMetrics(cell(cur.idx())->getText(0));
 604                                 cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
 605                                 if (cmd.action == LFUN_DOWN_SELECT) {
 606                                         // Bug3238: disable persistent selection for table cells for now
 607                                         if (tablemode(cur))
 608                                                 theSelection().haveSelection(true);
 609                                         else
 610                                                 saveSelection(cur);
 611                                 }
 612                         }
 613                 if (sl == cur.top()) {
 614                         // we trick it to go to the RIGHT after leaving the
 615                         // tabular.
 616                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 617                         cur.undispatched();
 618                 }
 619                 break;
 620
 621         case LFUN_UP_SELECT:
 622         case LFUN_UP:
 623                 cell(cur.idx())->dispatch(cur, cmd);
 624                 cur.dispatched(); // override the cell's decision
 625                 if (sl == cur.top())
 626                         // if our LyXText didn't do anything to the cursor
 627                         // then we try to put the cursor into the cell above
 628                         // setting also the right targetX.
 629                         if (tabular.row_of_cell(cur.idx()) != 0) {
 630                                 cur.idx() = tabular.getCellAbove(cur.idx());
 631                                 cur.pit() = cur.lastpit();
 632                                 LyXText const * text = cell(cur.idx())->getText(0);
 633                                 TextMetrics const & tm = cur.bv().textMetrics(text);
 634                                 ParagraphMetrics const & pm =
 635                                         tm.parMetrics(cur.lastpit());
 636                                 cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
 637                                 if (cmd.action == LFUN_UP_SELECT) {
 638                                         // Bug3238: disable persistent selection for table cells for now
 639                                         if (tablemode(cur))
 640                                                 theSelection().haveSelection(true);
 641                                         else
 642                                                 saveSelection(cur);
 643                                 }
 644                         }
 645                 if (sl == cur.top()) {
 646                         cmd = FuncRequest(LFUN_FINISHED_UP);
 647                         cur.undispatched();
 648                 }
 649                 break;
 650
 651 //      case LFUN_SCREEN_DOWN: {
 652 //              //if (hasSelection())
 653 //              //      cur.selection() = false;
 654 //              col_type const col = tabular.column_of_cell(cur.idx());
 655 //              int const t =   cur.bv().top_y() + cur.bv().height();
 656 //              if (t < yo() + tabular.getHeightOfTabular()) {
 657 //                      cur.bv().scrollDocView(t);
 658 //                      cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 659 //              } else {
 660 //                      cur.idx() = tabular.getFirstCellInRow(tabular.rows() - 1) + col;
 661 //              }
 662 //              cur.par() = 0;
 663 //              cur.pos() = 0;
 664 //              break;
 665 //      }
 666 //
 667 //      case LFUN_SCREEN_UP: {
 668 //              //if (hasSelection())
 669 //              //      cur.selection() = false;
 670 //              col_type const col = tabular.column_of_cell(cur.idx());
 671 //              int const t =   cur.bv().top_y() + cur.bv().height();
 672 //              if (yo() < 0) {
 673 //                      cur.bv().scrollDocView(t);
 674 //                      if (yo() > 0)
 675 //                              cur.idx() = col;
 676 //                      else
 677 //                              cur.idx() = tabular.getCellBelow(first_visible_cell) + col;
 678 //              } else {
 679 //                      cur.idx() = col;
 680 //              }
 681 //              cur.par() = cur.lastpar();
 682 //              cur.pos() = cur.lastpos();
 683 //              break;
 684 //      }
 685
 686         case LFUN_LAYOUT_TABULAR:
 687                 InsetTabularMailer(*this).showDialog(&cur.bv());
 688                 break;
 689
 690         case LFUN_INSET_DIALOG_UPDATE:
 691                 InsetTabularMailer(*this).updateDialog(&cur.bv());
 692                 break;
 693
 694         case LFUN_TABULAR_FEATURE:
 695                 if (!tabularFeatures(cur, to_utf8(cmd.argument())))
 696                         cur.undispatched();
 697                 break;
 698
 699         // insert file functions
 700         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
 701         case LFUN_FILE_INSERT_PLAINTEXT: {
 702                 // FIXME UNICODE
 703                 string const tmpstr = getContentsOfPlaintextFile(&cur.bv(), to_utf8(cmd.argument()), false);
 704                 // FIXME: We don't know the encoding of the file
 705                 if (!tmpstr.empty() && !insertPlaintextString(cur.bv(), from_utf8(tmpstr), false))
 706                         cur.undispatched();
 707                 break;
 708         }
 709
 710         case LFUN_CUT:
 711                 if (tablemode(cur)) {
 712                         if (copySelection(cur)) {
 713                                 recordUndoInset(cur, Undo::DELETE);
 714                                 cutSelection(cur);
 715                         }
 716                 }
 717                 else
 718                         cell(cur.idx())->dispatch(cur, cmd);
 719                 break;
 720
 721         case LFUN_CHAR_DELETE_BACKWARD:
 722         case LFUN_CHAR_DELETE_FORWARD:
 723                 if (tablemode(cur)) {
 724                         recordUndoInset(cur, Undo::DELETE);
 725                         cutSelection(cur);
 726                 }
 727                 else
 728                         cell(cur.idx())->dispatch(cur, cmd);
 729                 break;
 730
 731         case LFUN_COPY:
 732                 if (!cur.selection())
 733                         break;
 734                 if (tablemode(cur)) {
 735                         finishUndo();
 736                         copySelection(cur);
 737                 } else
 738                         cell(cur.idx())->dispatch(cur, cmd);
 739                 break;
 740
 741         case LFUN_CLIPBOARD_PASTE:
 742         case LFUN_PRIMARY_SELECTION_PASTE: {
 743                 docstring const clip = (cmd.action == LFUN_CLIPBOARD_PASTE) ?
 744                         theClipboard().getAsText() :
 745                         theSelection().get();
 746                 if (clip.empty())
 747                         break;
 748                 // pass to InsertPlaintextString, but
 749                 // only if we have multi-cell content
 750                 if (clip.find_first_of(from_ascii("\t\n")) != docstring::npos) {
 751                         if (insertPlaintextString(cur.bv(), clip, false)) {
 752                                 // content has been replaced,
 753                                 // so cursor might be invalid
 754                                 cur.pos() = cur.lastpos();
 755                                 bvcur.setCursor(cur);
 756                                 break;
 757                         }
 758                 }
 759                 // Let the cell handle normal text
 760                 cell(cur.idx())->dispatch(cur, cmd);
 761                 break;
 762         }
 763
 764         case LFUN_PASTE:
 765                 if (tabularStackDirty() && theClipboard().isInternal()) {
 766                         recordUndoInset(cur, Undo::INSERT);
 767                         pasteClipboard(cur);
 768                         break;
 769                 }
 770                 cell(cur.idx())->dispatch(cur, cmd);
 771                 break;
 772
 773         case LFUN_FONT_EMPH:
 774         case LFUN_FONT_BOLD:
 775         case LFUN_FONT_ROMAN:
 776         case LFUN_FONT_NOUN:
 777         case LFUN_FONT_ITAL:
 778         case LFUN_FONT_FRAK:
 779         case LFUN_FONT_CODE:
 780         case LFUN_FONT_SANS:
 781         case LFUN_FONT_FREE_APPLY:
 782         case LFUN_FONT_FREE_UPDATE:
 783         case LFUN_FONT_SIZE:
 784         case LFUN_FONT_UNDERLINE:
 785         case LFUN_LANGUAGE:
 786         case LFUN_WORD_CAPITALIZE:
 787         case LFUN_WORD_UPCASE:
 788         case LFUN_WORD_LOWCASE:
 789         case LFUN_CHARS_TRANSPOSE:
 790                 if (tablemode(cur)) {
 791                         row_type rs, re;
 792                         col_type cs, ce;
 793                         getSelection(cur, rs, re, cs, ce);
 794                         LCursor tmpcur = cur;
 795                         for (row_type i = rs; i <= re; ++i) {
 796                                 for (col_type j = cs; j <= ce; ++j) {
 797                                         // cursor follows cell:
 798                                         tmpcur.idx() = tabular.getCellNumber(i, j);
 799                                         // select this cell only:
 800                                         tmpcur.pit() = 0;
 801                                         tmpcur.pos() = 0;
 802                                         tmpcur.resetAnchor();
 803                                         tmpcur.pit() = tmpcur.lastpit();
 804                                         tmpcur.pos() = tmpcur.top().lastpos();
 805                                         tmpcur.setCursor(tmpcur);
 806                                         tmpcur.setSelection();
 807                                         cell(tmpcur.idx())->dispatch(tmpcur, cmd);
 808                                 }
 809                         }
 810                         break;
 811                 } else {
 812                         cell(cur.idx())->dispatch(cur, cmd);
 813                         break;
 814                 }
 815         default:
 816                 // we try to handle this event in the insets dispatch function.
 817                 cell(cur.idx())->dispatch(cur, cmd);
 818                 break;
 819         }
 820
 821         // FIXME: this accesses the position cache before it is initialized
 822         //resetPos(cur);
 823         InsetTabularMailer(*this).updateDialog(&cur.bv());
 824 }
 825
 826
 827 // function sets an object as defined in func_status.h:
 828 // states OK, Unknown, Disabled, On, Off.
 829 bool InsetTabular::getStatus(LCursor & cur, FuncRequest const & cmd,
 830         FuncStatus & status) const
 831 {
 832         switch (cmd.action) {
 833         case LFUN_TABULAR_FEATURE: {
 834                 int action = LyXTabular::LAST_ACTION;
 835                 int i = 0;
 836                 for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
 837                         string const tmp = tabularFeature[i].feature;
 838                         if (tmp == to_utf8(cmd.argument()).substr(0, tmp.length())) {
 839                                 action = tabularFeature[i].action;
 840                                 break;
 841                         }
 842                 }
 843                 if (action == LyXTabular::LAST_ACTION) {
 844                         status.clear();
 845                         status.unknown(true);
 846                         return true;
 847                 }
 848
 849                 string const argument
 850                         = ltrim(to_utf8(cmd.argument()).substr(tabularFeature[i].feature.length()));
 851
 852                 row_type sel_row_start = 0;
 853                 row_type sel_row_end = 0;
 854                 col_type dummy;
 855                 LyXTabular::ltType dummyltt;
 856                 bool flag = true;
 857
 858                 getSelection(cur, sel_row_start, sel_row_end, dummy, dummy);
 859
 860                 switch (action) {
 861                 case LyXTabular::SET_PWIDTH:
 862                 case LyXTabular::SET_MPWIDTH:
 863                 case LyXTabular::SET_SPECIAL_COLUMN:
 864                 case LyXTabular::SET_SPECIAL_MULTI:
 865                 case LyXTabular::APPEND_ROW:
 866                 case LyXTabular::APPEND_COLUMN:
 867                 case LyXTabular::DELETE_ROW:
 868                 case LyXTabular::DELETE_COLUMN:
 869                 case LyXTabular::COPY_ROW:
 870                 case LyXTabular::COPY_COLUMN:
 871                 case LyXTabular::SET_ALL_LINES:
 872                 case LyXTabular::UNSET_ALL_LINES:
 873                 case LyXTabular::SET_TOP_SPACE:
 874                 case LyXTabular::SET_BOTTOM_SPACE:
 875                 case LyXTabular::SET_INTERLINE_SPACE:
 876                         status.clear();
 877                         return true;
 878
 879                 case LyXTabular::MULTICOLUMN:
 880                         status.setOnOff(tabular.isMultiColumn(cur.idx()));
 881                         break;
 882
 883                 case LyXTabular::M_TOGGLE_LINE_TOP:
 884                         flag = false;
 885                 case LyXTabular::TOGGLE_LINE_TOP:
 886                         status.setOnOff(tabular.topLine(cur.idx(), flag));
 887                         break;
 888
 889                 case LyXTabular::M_TOGGLE_LINE_BOTTOM:
 890                         flag = false;
 891                 case LyXTabular::TOGGLE_LINE_BOTTOM:
 892                         status.setOnOff(tabular.bottomLine(cur.idx(), flag));
 893                         break;
 894
 895                 case LyXTabular::M_TOGGLE_LINE_LEFT:
 896                         flag = false;
 897                 case LyXTabular::TOGGLE_LINE_LEFT:
 898                         status.setOnOff(tabular.leftLine(cur.idx(), flag));
 899                         break;
 900
 901                 case LyXTabular::M_TOGGLE_LINE_RIGHT:
 902                         flag = false;
 903                 case LyXTabular::TOGGLE_LINE_RIGHT:
 904                         status.setOnOff(tabular.rightLine(cur.idx(), flag));
 905                         break;
 906
 907                 case LyXTabular::M_ALIGN_LEFT:
 908                         flag = false;
 909                 case LyXTabular::ALIGN_LEFT:
 910                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_LEFT);
 911                         break;
 912
 913                 case LyXTabular::M_ALIGN_RIGHT:
 914                         flag = false;
 915                 case LyXTabular::ALIGN_RIGHT:
 916                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_RIGHT);
 917                         break;
 918
 919                 case LyXTabular::M_ALIGN_CENTER:
 920                         flag = false;
 921                 case LyXTabular::ALIGN_CENTER:
 922                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_CENTER);
 923                         break;
 924
 925                 case LyXTabular::ALIGN_BLOCK:
 926                         status.enabled(!tabular.getPWidth(cur.idx()).zero());
 927                         status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 928                         break;
 929
 930                 case LyXTabular::M_VALIGN_TOP:
 931                         flag = false;
 932                 case LyXTabular::VALIGN_TOP:
 933                         status.setOnOff(
 934                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_TOP);
 935                         break;
 936
 937                 case LyXTabular::M_VALIGN_BOTTOM:
 938                         flag = false;
 939                 case LyXTabular::VALIGN_BOTTOM:
 940                         status.setOnOff(
 941                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_BOTTOM);
 942                         break;
 943
 944                 case LyXTabular::M_VALIGN_MIDDLE:
 945                         flag = false;
 946                 case LyXTabular::VALIGN_MIDDLE:
 947                         status.setOnOff(
 948                                 tabular.getVAlignment(cur.idx(), flag) == LyXTabular::LYX_VALIGN_MIDDLE);
 949                         break;
 950
 951                 case LyXTabular::SET_LONGTABULAR:
 952                         status.setOnOff(tabular.isLongTabular());
 953                         break;
 954
 955                 case LyXTabular::UNSET_LONGTABULAR:
 956                         status.setOnOff(!tabular.isLongTabular());
 957                         break;
 958
 959                 case LyXTabular::SET_ROTATE_TABULAR:
 960                         status.setOnOff(tabular.getRotateTabular());
 961                         break;
 962
 963                 case LyXTabular::UNSET_ROTATE_TABULAR:
 964                         status.setOnOff(!tabular.getRotateTabular());
 965                         break;
 966
 967                 case LyXTabular::SET_ROTATE_CELL:
 968                         status.setOnOff(tabular.getRotateCell(cur.idx()));
 969                         break;
 970
 971                 case LyXTabular::UNSET_ROTATE_CELL:
 972                         status.setOnOff(!tabular.getRotateCell(cur.idx()));
 973                         break;
 974
 975                 case LyXTabular::SET_USEBOX:
 976                         status.setOnOff(convert<int>(argument) == tabular.getUsebox(cur.idx()));
 977                         break;
 978
 979                 case LyXTabular::SET_LTFIRSTHEAD:
 980                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 981                         break;
 982
 983                 case LyXTabular::UNSET_LTFIRSTHEAD:
 984                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 985                         break;
 986
 987                 case LyXTabular::SET_LTHEAD:
 988                         status.setOnOff(tabular.getRowOfLTHead(sel_row_start, dummyltt));
 989                         break;
 990
 991                 case LyXTabular::UNSET_LTHEAD:
 992                         status.setOnOff(!tabular.getRowOfLTHead(sel_row_start, dummyltt));
 993                         break;
 994
 995                 case LyXTabular::SET_LTFOOT:
 996                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
 997                         break;
 998
 999                 case LyXTabular::UNSET_LTFOOT:
1000                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
1001                         break;
1002
1003                 case LyXTabular::SET_LTLASTFOOT:
1004                         status.setOnOff(tabular.getRowOfLTFoot(sel_row_start, dummyltt));
1005                         break;
1006
1007                 case LyXTabular::UNSET_LTLASTFOOT:
1008                         status.setOnOff(!tabular.getRowOfLTFoot(sel_row_start, dummyltt));
1009                         break;
1010
1011                 case LyXTabular::SET_LTNEWPAGE:
1012                         status.setOnOff(tabular.getLTNewPage(sel_row_start));
1013                         break;
1014
1015                 case LyXTabular::SET_BOOKTABS:
1016                         status.setOnOff(tabular.useBookTabs());
1017                         break;
1018
1019                 case LyXTabular::UNSET_BOOKTABS:
1020                         status.setOnOff(!tabular.useBookTabs());
1021                         break;
1022
1023                 default:
1024                         status.clear();
1025                         status.enabled(false);
1026                         break;
1027                 }
1028                 return true;
1029         }
1030
1031         // These are only enabled inside tabular
1032         case LFUN_CELL_BACKWARD:
1033         case LFUN_CELL_FORWARD:
1034                 status.enabled(true);
1035                 return true;
1036
1037         // disable these with multiple cells selected
1038         case LFUN_INSET_INSERT:
1039         case LFUN_TABULAR_INSERT:
1040         case LFUN_CHARSTYLE_INSERT:
1041         case LFUN_FLOAT_INSERT:
1042         case LFUN_FLOAT_WIDE_INSERT:
1043         case LFUN_FOOTNOTE_INSERT:
1044         case LFUN_MARGINALNOTE_INSERT:
1045         case LFUN_MATH_INSERT:
1046         case LFUN_MATH_MODE:
1047         case LFUN_MATH_MUTATE:
1048         case LFUN_MATH_DISPLAY:
1049         case LFUN_NOTE_INSERT:
1050         case LFUN_OPTIONAL_INSERT:
1051         case LFUN_BOX_INSERT:
1052         case LFUN_BRANCH_INSERT:
1053         case LFUN_WRAP_INSERT:
1054         case LFUN_ERT_INSERT: {
1055                 if (tablemode(cur)) {
1056                         status.enabled(false);
1057                         return true;
1058                 } else
1059                         return cell(cur.idx())->getStatus(cur, cmd, status);
1060         }
1061
1062         // disable in non-fixed-width cells
1063         case LFUN_BREAK_LINE:
1064         case LFUN_BREAK_PARAGRAPH:
1065         case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
1066         case LFUN_BREAK_PARAGRAPH_SKIP: {
1067                 if (tabular.getPWidth(cur.idx()).zero()) {
1068                         status.enabled(false);
1069                         return true;
1070                 } else
1071                         return cell(cur.idx())->getStatus(cur, cmd, status);
1072         }
1073
1074         case LFUN_PASTE:
1075                 if (tabularStackDirty() && theClipboard().isInternal()) {
1076                         status.enabled(true);
1077                         return true;
1078                 } else
1079                         return cell(cur.idx())->getStatus(cur, cmd, status);
1080
1081         case LFUN_INSET_MODIFY:
1082                 if (translate(cmd.getArg(0)) == TABULAR_CODE) {
1083                         status.enabled(true);
1084                         return true;
1085                 }
1086                 // Fall through
1087
1088         default:
1089                 // we try to handle this event in the insets dispatch function.
1090                 return cell(cur.idx())->getStatus(cur, cmd, status);
1091         }
1092 }
1093
1094
1095 int InsetTabular::latex(Buffer const & buf, odocstream & os,
1096                         OutputParams const & runparams) const
1097 {
1098         return tabular.latex(buf, os, runparams);
1099 }
1100
1101
1102 int InsetTabular::plaintext(Buffer const & buf, odocstream & os,
1103                             OutputParams const & runparams) const
1104 {
1105         os << '\n'; // output table on a new line
1106         int const dp = runparams.linelen > 0 ? runparams.depth : 0;
1107         tabular.plaintext(buf, os, runparams, dp, false, 0);
1108         return PLAINTEXT_NEWLINE;
1109 }
1110
1111
1112 int InsetTabular::docbook(Buffer const & buf, odocstream & os,
1113                           OutputParams const & runparams) const
1114 {
1115         int ret = 0;
1116         InsetBase * master = 0;
1117
1118 #ifdef WITH_WARNINGS
1119 #warning Why not pass a proper DocIterator here?
1120 #endif
1121 #if 0
1122         // if the table is inside a float it doesn't need the informaltable
1123         // wrapper. Search for it.
1124         for (master = owner(); master; master = master->owner())
1125                 if (master->lyxCode() == InsetBase::FLOAT_CODE)
1126                         break;
1127 #endif
1128
1129         if (!master) {
1130                 os << "<informaltable>";
1131                 ++ret;
1132         }
1133         ret += tabular.docbook(buf, os, runparams);
1134         if (!master) {
1135                 os << "</informaltable>";
1136                 ++ret;
1137         }
1138         return ret;
1139 }
1140
1141
1142 void InsetTabular::validate(LaTeXFeatures & features) const
1143 {
1144         tabular.validate(features);
1145 }
1146
1147
1148 shared_ptr<InsetText const> InsetTabular::cell(idx_type idx) const
1149 {
1150         return tabular.getCellInset(idx);
1151 }
1152
1153
1154 shared_ptr<InsetText> InsetTabular::cell(idx_type idx)
1155 {
1156         return tabular.getCellInset(idx);
1157 }
1158
1159
1160 void InsetTabular::cursorPos(BufferView const & bv,
1161                 CursorSlice const & sl, bool boundary, int & x, int & y) const
1162 {
1163         cell(sl.idx())->cursorPos(bv, sl, boundary, x, y);
1164
1165         // y offset     correction
1166         int const row = tabular.row_of_cell(sl.idx());
1167         for (int i = 0; i <= row; ++i) {
1168                 if (i != 0) {
1169                         y += tabular.getAscentOfRow(i);
1170                         y += tabular.getAdditionalHeight(i);
1171                 }
1172                 if (i != row)
1173                         y += tabular.getDescentOfRow(i);
1174         }
1175
1176         // x offset correction
1177         int const col = tabular.column_of_cell(sl.idx());
1178         int idx = tabular.getCellNumber(row, 0);
1179         for (int j = 0; j < col; ++j) {
1180                 if (tabular.isPartOfMultiColumn(row, j))
1181                         continue;
1182                 x += tabular.getWidthOfColumn(idx);
1183                 ++idx;
1184         }
1185         x += tabular.getBeginningOfTextInCell(idx);
1186         x += ADD_TO_TABULAR_WIDTH;
1187         x += scx_;
1188 }
1189
1190
1191 int InsetTabular::dist(BufferView & bv, idx_type const cell, int x, int y) const
1192 {
1193         int xx = 0;
1194         int yy = 0;
1195         InsetBase const & inset = *tabular.getCellInset(cell);
1196         Point o = bv.coordCache().getInsets().xy(&inset);
1197         int const xbeg = o.x_ - tabular.getBeginningOfTextInCell(cell);
1198         int const xend = xbeg + tabular.getWidthOfColumn(cell);
1199         row_type const row = tabular.row_of_cell(cell);
1200         int const ybeg = o.y_ - tabular.getAscentOfRow(row) -
1201                          tabular.getAdditionalHeight(row);
1202         int const yend = o.y_ + tabular.getDescentOfRow(row);
1203
1204         if (x < xbeg)
1205                 xx = xbeg - x;
1206         else if (x > xend)
1207                 xx = x - xend;
1208
1209         if (y < ybeg)
1210                 yy = ybeg - y;
1211         else if (y > yend)
1212                 yy = y - yend;
1213
1214         //lyxerr << " xbeg=" << xbeg << "  xend=" << xend
1215         //       << " ybeg=" << ybeg << " yend=" << yend
1216         //       << " xx=" << xx << " yy=" << yy
1217         //       << " dist=" << xx + yy << endl;
1218         return xx + yy;
1219 }
1220
1221
1222 InsetBase * InsetTabular::editXY(LCursor & cur, int x, int y)
1223 {
1224         //lyxerr << "InsetTabular::editXY: " << this << endl;
1225         cur.selection() = false;
1226         cur.push(*this);
1227         cur.idx() = getNearestCell(cur.bv(), x, y);
1228         resetPos(cur);
1229         return cell(cur.idx())->text_.editXY(cur, x, y);
1230 }
1231
1232
1233 void InsetTabular::setCursorFromCoordinates(LCursor & cur, int x, int y) const
1234 {
1235         cur.idx() = getNearestCell(cur.bv(), x, y);
1236         cell(cur.idx())->text_.setCursorFromCoordinates(cur, x, y);
1237 }
1238
1239
1240 InsetTabular::idx_type InsetTabular::getNearestCell(BufferView & bv, int x, int y) const
1241 {
1242         idx_type idx_min = 0;
1243         int dist_min = std::numeric_limits<int>::max();
1244         for (idx_type i = 0, n = nargs(); i != n; ++i) {
1245                 if (bv.coordCache().getInsets().has(tabular.getCellInset(i).get())) {
1246                         int const d = dist(bv, i, x, y);
1247                         if (d < dist_min) {
1248                                 dist_min = d;
1249                                 idx_min = i;
1250                         }
1251                 }
1252         }
1253         return idx_min;
1254 }
1255
1256
1257 int InsetTabular::getCellXPos(idx_type const cell) const
1258 {
1259         idx_type c = cell;
1260
1261         for (; !tabular.isFirstCellInRow(c); --c)
1262                 ;
1263         int lx = tabular.getWidthOfColumn(cell);
1264         for (; c < cell; ++c)
1265                 lx += tabular.getWidthOfColumn(c);
1266
1267         return lx - tabular.getWidthOfColumn(cell);
1268 }
1269
1270
1271 void InsetTabular::resetPos(LCursor & cur) const
1272 {
1273         BufferView & bv = cur.bv();
1274         int const maxwidth = bv.workWidth();
1275
1276         if (&cur.inset() != this) {
1277                 scx_ = 0;
1278         } else {
1279                 int const X1 = 0;
1280                 int const X2 = maxwidth;
1281                 int const offset = ADD_TO_TABULAR_WIDTH + 2;
1282                 int const x1 = xo(cur.bv()) + getCellXPos(cur.idx()) + offset;
1283                 int const x2 = x1 + tabular.getWidthOfColumn(cur.idx());
1284
1285                 if (x1 < X1)
1286                         scx_ = X1 + 20 - x1;
1287                 else if (x2 > X2)
1288                         scx_ = X2 - 20 - x2;
1289                 else
1290                         scx_ = 0;
1291         }
1292
1293         cur.updateFlags(Update::Force | Update::FitCursor);
1294 }
1295
1296
1297 void InsetTabular::moveNextCell(LCursor & cur)
1298 {
1299         if (isRightToLeft(cur)) {
1300                 if (tabular.isFirstCellInRow(cur.idx())) {
1301                         row_type const row = tabular.row_of_cell(cur.idx());
1302                         if (row == tabular.rows() - 1)
1303                                 return;
1304                         cur.idx() = tabular.getCellBelow(tabular.getLastCellInRow(row));
1305                 } else {
1306                         if (cur.idx() == 0)
1307                                 return;
1308                         --cur.idx();
1309                 }
1310         } else {
1311                 if (tabular.isLastCell(cur.idx()))
1312                         return;
1313                 ++cur.idx();
1314         }
1315         cur.pit() = 0;
1316         cur.pos() = 0;
1317         resetPos(cur);
1318 }
1319
1320
1321 void InsetTabular::movePrevCell(LCursor & cur)
1322 {
1323         if (isRightToLeft(cur)) {
1324                 if (tabular.isLastCellInRow(cur.idx())) {
1325                         row_type const row = tabular.row_of_cell(cur.idx());
1326                         if (row == 0)
1327                                 return;
1328                         cur.idx() = tabular.getFirstCellInRow(row);
1329                         cur.idx() = tabular.getCellAbove(cur.idx());
1330                 } else {
1331                         if (tabular.isLastCell(cur.idx()))
1332                                 return;
1333                         ++cur.idx();
1334                 }
1335         } else {
1336                 if (cur.idx() == 0) // first cell
1337                         return;
1338                 --cur.idx();
1339         }
1340         cur.pit() = cur.lastpit();
1341         cur.pos() = cur.lastpos();
1342
1343         // FIXME: this accesses the position cache before it is initialized
1344         //resetPos(cur);
1345 }
1346
1347
1348 bool InsetTabular::tabularFeatures(LCursor & cur, string const & what)
1349 {
1350         LyXTabular::Feature action = LyXTabular::LAST_ACTION;
1351
1352         int i = 0;
1353         for (; tabularFeature[i].action != LyXTabular::LAST_ACTION; ++i) {
1354                 string const tmp = tabularFeature[i].feature;
1355
1356                 if (tmp == what.substr(0, tmp.length())) {
1357                         //if (!compare(tabularFeatures[i].feature.c_str(), what.c_str(),
1358                         //tabularFeatures[i].feature.length())) {
1359                         action = tabularFeature[i].action;
1360                         break;
1361                 }
1362         }
1363         if (action == LyXTabular::LAST_ACTION)
1364                 return false;
1365
1366         string const val =
1367                 ltrim(what.substr(tabularFeature[i].feature.length()));
1368         tabularFeatures(cur, action, val);
1369         return true;
1370 }
1371
1372
1373 namespace {
1374
1375 void checkLongtableSpecial(LyXTabular::ltType & ltt,
1376                           string const & special, bool & flag)
1377 {
1378         if (special == "dl_above") {
1379                 ltt.topDL = flag;
1380                 ltt.set = false;
1381         } else if (special == "dl_below") {
1382                 ltt.bottomDL = flag;
1383                 ltt.set = false;
1384         } else if (special == "empty") {
1385                 ltt.empty = flag;
1386                 ltt.set = false;
1387         } else if (flag) {
1388                 ltt.empty = false;
1389                 ltt.set = true;
1390         }
1391 }
1392
1393 } // anon namespace
1394
1395
1396 void InsetTabular::tabularFeatures(LCursor & cur,
1397         LyXTabular::Feature feature, string const & value)
1398 {
1399         BufferView & bv = cur.bv();
1400         col_type sel_col_start;
1401         col_type sel_col_end;
1402         row_type sel_row_start;
1403         row_type sel_row_end;
1404         bool setLines = false;
1405         LyXAlignment setAlign = LYX_ALIGN_LEFT;
1406         LyXTabular::VAlignment setVAlign = LyXTabular::LYX_VALIGN_TOP;
1407
1408         switch (feature) {
1409
1410         case LyXTabular::M_ALIGN_LEFT:
1411         case LyXTabular::ALIGN_LEFT:
1412                 setAlign = LYX_ALIGN_LEFT;
1413                 break;
1414
1415         case LyXTabular::M_ALIGN_RIGHT:
1416         case LyXTabular::ALIGN_RIGHT:
1417                 setAlign = LYX_ALIGN_RIGHT;
1418                 break;
1419
1420         case LyXTabular::M_ALIGN_CENTER:
1421         case LyXTabular::ALIGN_CENTER:
1422                 setAlign = LYX_ALIGN_CENTER;
1423                 break;
1424
1425         case LyXTabular::ALIGN_BLOCK:
1426                 setAlign = LYX_ALIGN_BLOCK;
1427                 break;
1428
1429         case LyXTabular::M_VALIGN_TOP:
1430         case LyXTabular::VALIGN_TOP:
1431                 setVAlign = LyXTabular::LYX_VALIGN_TOP;
1432                 break;
1433
1434         case LyXTabular::M_VALIGN_BOTTOM:
1435         case LyXTabular::VALIGN_BOTTOM:
1436                 setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
1437                 break;
1438
1439         case LyXTabular::M_VALIGN_MIDDLE:
1440         case LyXTabular::VALIGN_MIDDLE:
1441                 setVAlign = LyXTabular::LYX_VALIGN_MIDDLE;
1442                 break;
1443
1444         default:
1445                 break;
1446         }
1447
1448         recordUndoInset(cur, Undo::ATOMIC);
1449
1450         getSelection(cur, sel_row_start, sel_row_end, sel_col_start, sel_col_end);
1451         row_type const row = tabular.row_of_cell(cur.idx());
1452         col_type const column = tabular.column_of_cell(cur.idx());
1453         bool flag = true;
1454         LyXTabular::ltType ltt;
1455
1456         switch (feature) {
1457
1458         case LyXTabular::SET_PWIDTH: {
1459                 LyXLength const len(value);
1460                 tabular.setColumnPWidth(cur, cur.idx(), len);
1461                 if (len.zero()
1462                     && tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_BLOCK)
1463                         tabularFeatures(cur, LyXTabular::ALIGN_CENTER, string());
1464                 break;
1465         }
1466
1467         case LyXTabular::SET_MPWIDTH:
1468                 tabular.setMColumnPWidth(cur, cur.idx(), LyXLength(value));
1469                 break;
1470
1471         case LyXTabular::SET_SPECIAL_COLUMN:
1472         case LyXTabular::SET_SPECIAL_MULTI:
1473                 tabular.setAlignSpecial(cur.idx(), from_utf8(value), feature);
1474                 break;
1475
1476         case LyXTabular::APPEND_ROW:
1477                 // append the row into the tabular
1478                 tabular.appendRow(bv.buffer()->params(), cur.idx());
1479                 break;
1480
1481         case LyXTabular::APPEND_COLUMN:
1482                 // append the column into the tabular
1483                 tabular.appendColumn(bv.buffer()->params(), cur.idx());
1484                 cur.idx() = tabular.getCellNumber(row, column);
1485                 break;
1486
1487         case LyXTabular::DELETE_ROW:
1488                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1489                         tabular.deleteRow(sel_row_start);
1490                 if (sel_row_start >= tabular.rows())
1491                         --sel_row_start;
1492                 cur.idx() = tabular.getCellNumber(sel_row_start, column);
1493                 cur.pit() = 0;
1494                 cur.pos() = 0;
1495                 cur.selection() = false;
1496                 break;
1497
1498         case LyXTabular::DELETE_COLUMN:
1499                 for (col_type i = sel_col_start; i <= sel_col_end; ++i)
1500                         tabular.deleteColumn(sel_col_start);
1501                 if (sel_col_start >= tabular.columns())
1502                         --sel_col_start;
1503                 cur.idx() = tabular.getCellNumber(row, sel_col_start);
1504                 cur.pit() = 0;
1505                 cur.pos() = 0;
1506                 cur.selection() = false;
1507                 break;
1508
1509         case LyXTabular::COPY_ROW:
1510                 tabular.copyRow(bv.buffer()->params(), row);
1511                 break;
1512
1513         case LyXTabular::COPY_COLUMN:
1514                 tabular.copyColumn(bv.buffer()->params(), column);
1515                 cur.idx() = tabular.getCellNumber(row, column);
1516                 break;
1517
1518         case LyXTabular::M_TOGGLE_LINE_TOP:
1519                 flag = false;
1520         case LyXTabular::TOGGLE_LINE_TOP: {
1521                 bool lineSet = !tabular.topLine(cur.idx(), flag);
1522                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1523                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1524                                 tabular.setTopLine(
1525                                         tabular.getCellNumber(i, j),
1526                                         lineSet, flag);
1527                 break;
1528         }
1529
1530         case LyXTabular::M_TOGGLE_LINE_BOTTOM:
1531                 flag = false;
1532         case LyXTabular::TOGGLE_LINE_BOTTOM: {
1533                 bool lineSet = !tabular.bottomLine(cur.idx(), flag);
1534                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1535                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1536                                 tabular.setBottomLine(
1537                                         tabular.getCellNumber(i, j),
1538                                         lineSet,
1539                                         flag);
1540                 break;
1541         }
1542
1543         case LyXTabular::M_TOGGLE_LINE_LEFT:
1544                 flag = false;
1545         case LyXTabular::TOGGLE_LINE_LEFT: {
1546                 bool lineSet = !tabular.leftLine(cur.idx(), flag);
1547                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1548                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1549                                 tabular.setLeftLine(
1550                                         tabular.getCellNumber(i,j),
1551                                         lineSet,
1552                                         flag);
1553                 break;
1554         }
1555
1556         case LyXTabular::M_TOGGLE_LINE_RIGHT:
1557                 flag = false;
1558         case LyXTabular::TOGGLE_LINE_RIGHT: {
1559                 bool lineSet = !tabular.rightLine(cur.idx(), flag);
1560                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1561                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1562                                 tabular.setRightLine(
1563                                         tabular.getCellNumber(i,j),
1564                                         lineSet,
1565                                         flag);
1566                 break;
1567         }
1568
1569         case LyXTabular::M_ALIGN_LEFT:
1570         case LyXTabular::M_ALIGN_RIGHT:
1571         case LyXTabular::M_ALIGN_CENTER:
1572                 flag = false;
1573         case LyXTabular::ALIGN_LEFT:
1574         case LyXTabular::ALIGN_RIGHT:
1575         case LyXTabular::ALIGN_CENTER:
1576         case LyXTabular::ALIGN_BLOCK:
1577                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1578                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1579                                 tabular.setAlignment(
1580                                         tabular.getCellNumber(i, j),
1581                                         setAlign,
1582                                         flag);
1583                 break;
1584
1585         case LyXTabular::M_VALIGN_TOP:
1586         case LyXTabular::M_VALIGN_BOTTOM:
1587         case LyXTabular::M_VALIGN_MIDDLE:
1588                 flag = false;
1589         case LyXTabular::VALIGN_TOP:
1590         case LyXTabular::VALIGN_BOTTOM:
1591         case LyXTabular::VALIGN_MIDDLE:
1592                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1593                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1594                                 tabular.setVAlignment(
1595                                         tabular.getCellNumber(i, j),
1596                                         setVAlign, flag);
1597                 break;
1598
1599         case LyXTabular::MULTICOLUMN: {
1600                 if (sel_row_start != sel_row_end) {
1601 #ifdef WITH_WARNINGS
1602 #warning Need I say it ? This is horrible.
1603 #endif
1604                         // FIXME UNICODE
1605                         Alert::error(_("Error setting multicolumn"),
1606                                      _("You cannot set multicolumn vertically."));
1607                         return;
1608                 }
1609                 if (!cur.selection()) {
1610                         // just multicol for one single cell
1611                         // check whether we are completely in a multicol
1612                         if (tabular.isMultiColumn(cur.idx()))
1613                                 tabular.unsetMultiColumn(cur.idx());
1614                         else
1615                                 tabular.setMultiColumn(bv.buffer(), cur.idx(), 1);
1616                         break;
1617                 }
1618                 // we have a selection so this means we just add all this
1619                 // cells to form a multicolumn cell
1620                 idx_type const s_start = cur.selBegin().idx();
1621                 idx_type const s_end = cur.selEnd().idx();
1622                 tabular.setMultiColumn(bv.buffer(), s_start, s_end - s_start + 1);
1623                 cur.idx() = s_start;
1624                 cur.pit() = 0;
1625                 cur.pos() = 0;
1626                 cur.selection() = false;
1627                 break;
1628         }
1629
1630         case LyXTabular::SET_ALL_LINES:
1631                 setLines = true;
1632         case LyXTabular::UNSET_ALL_LINES:
1633                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1634                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1635                                 tabular.setAllLines(
1636                                         tabular.getCellNumber(i,j), setLines);
1637                 break;
1638
1639         case LyXTabular::SET_LONGTABULAR:
1640                 tabular.setLongTabular(true);
1641                 break;
1642
1643         case LyXTabular::UNSET_LONGTABULAR:
1644                 tabular.setLongTabular(false);
1645                 break;
1646
1647         case LyXTabular::SET_ROTATE_TABULAR:
1648                 tabular.setRotateTabular(true);
1649                 break;
1650
1651         case LyXTabular::UNSET_ROTATE_TABULAR:
1652                 tabular.setRotateTabular(false);
1653                 break;
1654
1655         case LyXTabular::SET_ROTATE_CELL:
1656                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1657                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1658                                 tabular.setRotateCell(
1659                                         tabular.getCellNumber(i, j), true);
1660                 break;
1661
1662         case LyXTabular::UNSET_ROTATE_CELL:
1663                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1664                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1665                                 tabular.setRotateCell(
1666                                         tabular.getCellNumber(i, j), false);
1667                 break;
1668
1669         case LyXTabular::SET_USEBOX: {
1670                 LyXTabular::BoxType val = LyXTabular::BoxType(convert<int>(value));
1671                 if (val == tabular.getUsebox(cur.idx()))
1672                         val = LyXTabular::BOX_NONE;
1673                 for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1674                         for (col_type j = sel_col_start; j <= sel_col_end; ++j)
1675                                 tabular.setUsebox(tabular.getCellNumber(i, j), val);
1676                 break;
1677         }
1678
1679         case LyXTabular::UNSET_LTFIRSTHEAD:
1680                 flag = false;
1681         case LyXTabular::SET_LTFIRSTHEAD:
1682                 tabular.getRowOfLTFirstHead(row, ltt);
1683                 checkLongtableSpecial(ltt, value, flag);
1684                 tabular.setLTHead(row, flag, ltt, true);
1685                 break;
1686
1687         case LyXTabular::UNSET_LTHEAD:
1688                 flag = false;
1689         case LyXTabular::SET_LTHEAD:
1690                 tabular.getRowOfLTHead(row, ltt);
1691                 checkLongtableSpecial(ltt, value, flag);
1692                 tabular.setLTHead(row, flag, ltt, false);
1693                 break;
1694
1695         case LyXTabular::UNSET_LTFOOT:
1696                 flag = false;
1697         case LyXTabular::SET_LTFOOT:
1698                 tabular.getRowOfLTFoot(row, ltt);
1699                 checkLongtableSpecial(ltt, value, flag);
1700                 tabular.setLTFoot(row, flag, ltt, false);
1701                 break;
1702
1703         case LyXTabular::UNSET_LTLASTFOOT:
1704                 flag = false;
1705         case LyXTabular::SET_LTLASTFOOT:
1706                 tabular.getRowOfLTLastFoot(row, ltt);
1707                 checkLongtableSpecial(ltt, value, flag);
1708                 tabular.setLTFoot(row, flag, ltt, true);
1709                 break;
1710
1711         case LyXTabular::SET_LTNEWPAGE:
1712                 tabular.setLTNewPage(row, !tabular.getLTNewPage(row));
1713                 break;
1714
1715         case LyXTabular::SET_BOOKTABS:
1716                 tabular.setBookTabs(true);
1717                 break;
1718
1719         case LyXTabular::UNSET_BOOKTABS:
1720                 tabular.setBookTabs(false);
1721                 break;
1722
1723         case LyXTabular::SET_TOP_SPACE: {
1724                 LyXLength len;
1725                 if (value == "default")
1726                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1727                                 tabular.row_info[i].top_space_default = true;
1728                 else if (isValidLength(value, &len))
1729                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1730                                 tabular.row_info[i].top_space_default = false;
1731                                 tabular.row_info[i].top_space = len;
1732                         }
1733                 else
1734                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1735                                 tabular.row_info[i].top_space_default = false;
1736                                 tabular.row_info[i].top_space = len;
1737                         }
1738                 break;
1739         }
1740
1741         case LyXTabular::SET_BOTTOM_SPACE: {
1742                 LyXLength len;
1743                 if (value == "default")
1744                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1745                                 tabular.row_info[i].bottom_space_default = true;
1746                 else if (isValidLength(value, &len))
1747                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1748                                 tabular.row_info[i].bottom_space_default = false;
1749                                 tabular.row_info[i].bottom_space = len;
1750                         }
1751                 else
1752                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1753                                 tabular.row_info[i].bottom_space_default = false;
1754                                 tabular.row_info[i].bottom_space = len;
1755                         }
1756                 break;
1757         }
1758
1759         case LyXTabular::SET_INTERLINE_SPACE: {
1760                 LyXLength len;
1761                 if (value == "default")
1762                         for (row_type i = sel_row_start; i <= sel_row_end; ++i)
1763                                 tabular.row_info[i].interline_space_default = true;
1764                 else if (isValidLength(value, &len))
1765                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1766                                 tabular.row_info[i].interline_space_default = false;
1767                                 tabular.row_info[i].interline_space = len;
1768                         }
1769                 else
1770                         for (row_type i = sel_row_start; i <= sel_row_end; ++i) {
1771                                 tabular.row_info[i].interline_space_default = false;
1772                                 tabular.row_info[i].interline_space = len;
1773                         }
1774                 break;
1775         }
1776
1777         // dummy stuff just to avoid warnings
1778         case LyXTabular::LAST_ACTION:
1779                 break;
1780         }
1781 }
1782
1783
1784 bool InsetTabular::showInsetDialog(BufferView * bv) const
1785 {
1786         InsetTabularMailer(*this).showDialog(bv);
1787         return true;
1788 }
1789
1790
1791 void InsetTabular::openLayoutDialog(BufferView * bv) const
1792 {
1793         InsetTabularMailer(*this).showDialog(bv);
1794 }
1795
1796
1797 bool InsetTabular::copySelection(LCursor & cur)
1798 {
1799         if (!cur.selection())
1800                 return false;
1801
1802         row_type rs, re;
1803         col_type cs, ce;
1804         getSelection(cur, rs, re, cs, ce);
1805
1806         paste_tabular.reset(new LyXTabular(tabular));
1807
1808         for (row_type i = 0; i < rs; ++i)
1809                 paste_tabular->deleteRow(0);
1810
1811         row_type const rows = re - rs + 1;
1812         while (paste_tabular->rows() > rows)
1813                 paste_tabular->deleteRow(rows);
1814
1815         paste_tabular->setTopLine(0, true, true);
1816         paste_tabular->setBottomLine(paste_tabular->getFirstCellInRow(rows - 1),
1817                                      true, true);
1818
1819         for (col_type i = 0; i < cs; ++i)
1820                 paste_tabular->deleteColumn(0);
1821
1822         col_type const columns = ce - cs + 1;
1823         while (paste_tabular->columns() > columns)
1824                 paste_tabular->deleteColumn(columns);
1825
1826         paste_tabular->setLeftLine(0, true, true);
1827         paste_tabular->setRightLine(paste_tabular->getLastCellInRow(0),
1828                                     true, true);
1829
1830         odocstringstream os;
1831         OutputParams const runparams(0);
1832         paste_tabular->plaintext(cur.buffer(), os, runparams, 0, true, '\t');
1833         // Needed for the "Edit->Paste recent" menu and the system clipboard.
1834         cap::copySelection(cur, os.str());
1835
1836         // mark tabular stack dirty
1837         // FIXME: this is a workaround for bug 1919. Should be removed for 1.5,
1838         // when we (hopefully) have a one-for-all paste mechanism.
1839         // This must be called after cap::copySelection.
1840         dirtyTabularStack(true);
1841
1842         return true;
1843 }
1844
1845
1846 bool InsetTabular::pasteClipboard(LCursor & cur)
1847 {
1848         if (!paste_tabular)
1849                 return false;
1850         col_type const actcol = tabular.column_of_cell(cur.idx());
1851         row_type const actrow = tabular.row_of_cell(cur.idx());
1852         for (row_type r1 = 0, r2 = actrow;
1853              r1 < paste_tabular->rows() && r2 < tabular.rows();
1854              ++r1, ++r2) {
1855                 for (col_type c1 = 0, c2 = actcol;
1856                     c1 < paste_tabular->columns() && c2 < tabular.columns();
1857                     ++c1, ++c2) {
1858                         if (paste_tabular->isPartOfMultiColumn(r1, c1) &&
1859                             tabular.isPartOfMultiColumn(r2, c2))
1860                                 continue;
1861                         if (paste_tabular->isPartOfMultiColumn(r1, c1)) {
1862                                 --c2;
1863                                 continue;
1864                         }
1865                         if (tabular.isPartOfMultiColumn(r2, c2)) {
1866                                 --c1;
1867                                 continue;
1868                         }
1869                         shared_ptr<InsetText> inset(
1870                                 new InsetText(*paste_tabular->getCellInset(r1, c1)));
1871                         tabular.setCellInset(r2, c2, inset);
1872                         // FIXME: change tracking (MG)
1873                         inset->setChange(Change(cur.buffer().params().trackChanges ?
1874                                                 Change::INSERTED : Change::UNCHANGED));
1875                         cur.pos() = 0;
1876                 }
1877         }
1878         return true;
1879 }
1880
1881
1882 void InsetTabular::cutSelection(LCursor & cur)
1883 {
1884         if (!cur.selection())
1885                 return;
1886
1887         row_type rs, re;
1888         col_type cs, ce;
1889         getSelection(cur, rs, re, cs, ce);
1890         for (row_type i = rs; i <= re; ++i) {
1891                 for (col_type j = cs; j <= ce; ++j) {
1892                         shared_ptr<InsetText> t
1893                                 = cell(tabular.getCellNumber(i, j));
1894                         if (cur.buffer().params().trackChanges)
1895                                 // FIXME: Change tracking (MG)
1896                                 t->setChange(Change(Change::DELETED));
1897                         else
1898                                 t->clear();
1899                 }
1900         }
1901
1902         // cursor position might be invalid now
1903         if (cur.pit() > cur.lastpit())
1904                 cur.pit() = cur.lastpit();
1905         if (cur.pos() > cur.lastpos())
1906                 cur.pos() = cur.lastpos();
1907         cur.clearSelection();
1908         theSelection().haveSelection(false);
1909 }
1910
1911
1912 bool InsetTabular::isRightToLeft(LCursor & cur) const
1913 {
1914         BOOST_ASSERT(cur.depth() > 1);
1915         Paragraph const & parentpar = cur[cur.depth() - 2].paragraph();
1916         pos_type const parentpos = cur[cur.depth() - 2].pos();
1917         return parentpar.getFontSettings(cur.bv().buffer()->params(),
1918                                          parentpos).language()->rightToLeft();
1919 }
1920
1921
1922 void InsetTabular::getSelection(LCursor & cur,
1923         row_type & rs, row_type & re, col_type & cs, col_type & ce) const
1924 {
1925         CursorSlice const & beg = cur.selBegin();
1926         CursorSlice const & end = cur.selEnd();
1927         cs = tabular.column_of_cell(beg.idx());
1928         ce = tabular.column_of_cell(end.idx());
1929         if (cs > ce) {
1930                 ce = cs;
1931                 cs = tabular.column_of_cell(end.idx());
1932         } else {
1933                 ce = tabular.right_column_of_cell(end.idx());
1934         }
1935
1936         rs = tabular.row_of_cell(beg.idx());
1937         re = tabular.row_of_cell(end.idx());
1938         if (rs > re)
1939                 swap(rs, re);
1940 }
1941
1942
1943 LyXText * InsetTabular::getText(int idx) const
1944 {
1945         return size_t(idx) < nargs() ? cell(idx)->getText(0) : 0;
1946 }
1947
1948
1949 void InsetTabular::setChange(Change const & change)
1950 {
1951         for (idx_type idx = 0; idx < nargs(); ++idx)
1952                 cell(idx)->setChange(change);
1953 }
1954
1955
1956 void InsetTabular::acceptChanges(BufferParams const & bparams)
1957 {
1958         for (idx_type idx = 0; idx < nargs(); ++idx)
1959                 cell(idx)->acceptChanges(bparams);
1960 }
1961
1962
1963 void InsetTabular::rejectChanges(BufferParams const & bparams)
1964 {
1965         for (idx_type idx = 0; idx < nargs(); ++idx)
1966                 cell(idx)->rejectChanges(bparams);
1967 }
1968
1969
1970 bool InsetTabular::forceDefaultParagraphs(idx_type cell) const
1971 {
1972         return tabular.getPWidth(cell).zero();
1973 }
1974
1975
1976 bool InsetTabular::insertPlaintextString(BufferView & bv, docstring const & buf,
1977                                      bool usePaste)
1978 {
1979         if (buf.length() <= 0)
1980                 return true;
1981
1982         Buffer const & buffer = *bv.buffer();
1983
1984         col_type cols = 1;
1985         row_type rows = 1;
1986         col_type maxCols = 1;
1987         docstring::size_type const len = buf.length();
1988         docstring::size_type p = 0;
1989
1990         while (p < len &&
1991                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos) {
1992                 switch (buf[p]) {
1993                 case '\t':
1994                         ++cols;
1995                         break;
1996                 case '\n':
1997                         if (p + 1 < len)
1998                                 ++rows;
1999                         maxCols = max(cols, maxCols);
2000                         cols = 1;
2001                         break;
2002                 }
2003                 ++p;
2004         }
2005         maxCols = max(cols, maxCols);
2006         LyXTabular * loctab;
2007         idx_type cell = 0;
2008         col_type ocol = 0;
2009         row_type row = 0;
2010         if (usePaste) {
2011                 paste_tabular.reset(
2012                         new LyXTabular(buffer.params(), rows, maxCols));
2013                 loctab = paste_tabular.get();
2014                 cols = 0;
2015                 dirtyTabularStack(true);
2016         } else {
2017                 loctab = &tabular;
2018                 cell = bv.cursor().idx();
2019                 ocol = tabular.column_of_cell(cell);
2020                 row = tabular.row_of_cell(cell);
2021         }
2022
2023         docstring::size_type op = 0;
2024         idx_type const cells = loctab->getNumberOfCells();
2025         p = 0;
2026         cols = ocol;
2027         rows = loctab->rows();
2028         col_type const columns = loctab->columns();
2029
2030         while (cell < cells && p < len && row < rows &&
2031                (p = buf.find_first_of(from_ascii("\t\n"), p)) != docstring::npos)
2032         {
2033                 if (p >= len)
2034                         break;
2035                 switch (buf[p]) {
2036                 case '\t':
2037                         // we can only set this if we are not too far right
2038                         if (cols < columns) {
2039                                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2040                                 Paragraph & par = inset->text_.getPar(0);
2041                                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2042                                 inset->setText(buf.substr(op, p - op), font,
2043                                                buffer.params().trackChanges);
2044                                 ++cols;
2045                                 ++cell;
2046                         }
2047                         break;
2048                 case '\n':
2049                         // we can only set this if we are not too far right
2050                         if (cols < columns) {
2051                                 shared_ptr<InsetText> inset = tabular.getCellInset(cell);
2052                                 Paragraph & par = inset->text_.getPar(0);
2053                                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2054                                 inset->setText(buf.substr(op, p - op), font,
2055                                                buffer.params().trackChanges);
2056                         }
2057                         cols = ocol;
2058                         ++row;
2059                         if (row < rows)
2060                                 cell = loctab->getCellNumber(row, cols);
2061                         break;
2062                 }
2063                 ++p;
2064                 op = p;
2065         }
2066         // check for the last cell if there is no trailing '\n'
2067         if (cell < cells && op < len) {
2068                 shared_ptr<InsetText> inset = loctab->getCellInset(cell);
2069                 Paragraph & par = inset->text_.getPar(0);
2070                 LyXFont const font = inset->text_.getFont(buffer, par, 0);
2071                 inset->setText(buf.substr(op, len - op), font,
2072                         buffer.params().trackChanges);
2073         }
2074         return true;
2075 }
2076
2077
2078 void InsetTabular::addPreview(PreviewLoader & loader) const
2079 {
2080         row_type const rows = tabular.rows();
2081         col_type const columns = tabular.columns();
2082         for (row_type i = 0; i < rows; ++i) {
2083                 for (col_type j = 0; j < columns; ++j)
2084                         tabular.getCellInset(i, j)->addPreview(loader);
2085         }
2086 }
2087
2088
2089 bool InsetTabular::tablemode(LCursor & cur) const
2090 {
2091         return cur.selection() && cur.selBegin().idx() != cur.selEnd().idx();
2092 }
2093
2094
2095
2096
2097
2098 string const InsetTabularMailer::name_("tabular");
2099
2100 InsetTabularMailer::InsetTabularMailer(InsetTabular const & inset)
2101         : inset_(const_cast<InsetTabular &>(inset))
2102 {}
2103
2104
2105 string const InsetTabularMailer::inset2string(Buffer const &) const
2106 {
2107         return params2string(inset_);
2108 }
2109
2110
2111 void InsetTabularMailer::string2params(string const & in, InsetTabular & inset)
2112 {
2113         istringstream data(in);
2114         LyXLex lex(0,0);
2115         lex.setStream(data);
2116
2117         if (in.empty())
2118                 return;
2119
2120         string token;
2121         lex >> token;
2122         if (!lex || token != name_)
2123                 return print_mailer_error("InsetTabularMailer", in, 1,
2124                                           name_);
2125
2126         // This is part of the inset proper that is usually swallowed
2127         // by Buffer::readInset
2128         lex >> token;
2129         if (!lex || token != "Tabular")
2130                 return print_mailer_error("InsetTabularMailer", in, 2,
2131                                           "Tabular");
2132
2133         Buffer const & buffer = inset.buffer();
2134         inset.read(buffer, lex);
2135 }
2136
2137
2138 string const InsetTabularMailer::params2string(InsetTabular const & inset)
2139 {
2140         ostringstream data;
2141         data << name_ << ' ';
2142         inset.write(inset.buffer(), data);
2143         data << "\\end_inset\n";
2144         return data.str();
2145 }
2146
2147
2148 } // namespace lyx