src/text3.C

   1 /**
   2  * \file text3.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Asger Alstrup
   7  * \author Lars Gullik Bjønnes
   8  * \author Alfredo Braunstein
   9  * \author Angus Leeming
  10  * \author John Levon
  11  * \author André Pönitz
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "lyxtext.h"
  19
  20 #include "FloatList.h"
  21 #include "FuncStatus.h"
  22 #include "buffer.h"
  23 #include "bufferparams.h"
  24 #include "BufferView.h"
  25 #include "cursor.h"
  26 #include "coordcache.h"
  27 #include "CutAndPaste.h"
  28 #include "debug.h"
  29 #include "dispatchresult.h"
  30 #include "factory.h"
  31 #include "funcrequest.h"
  32 #include "gettext.h"
  33 #include "intl.h"
  34 #include "language.h"
  35 #include "lyxfunc.h"
  36 #include "lyxlex.h"
  37 #include "lyxrc.h"
  38 #include "lyxrow.h"
  39 #include "paragraph.h"
  40 #include "paragraph_funcs.h"
  41 #include "ParagraphParameters.h"
  42 #include "undo.h"
  43 #include "vspace.h"
  44
  45 #include "frontends/Dialogs.h"
  46 #include "frontends/LyXView.h"
  47
  48 #include "insets/insetcommand.h"
  49 #include "insets/insetfloatlist.h"
  50 #include "insets/insetnewline.h"
  51 #include "insets/insetquotes.h"
  52 #include "insets/insetspecialchar.h"
  53 #include "insets/insettext.h"
  54
  55 #include "support/lstrings.h"
  56 #include "support/lyxlib.h"
  57 #include "support/tostr.h"
  58
  59 #include "mathed/math_hullinset.h"
  60 #include "mathed/math_macrotemplate.h"
  61
  62 #include <clocale>
  63 #include <sstream>
  64
  65 using lyx::pos_type;
  66
  67 using lyx::cap::copySelection;
  68 using lyx::cap::cutSelection;
  69 using lyx::cap::pasteSelection;
  70 using lyx::cap::replaceSelection;
  71
  72 using lyx::support::isStrUnsignedInt;
  73 using lyx::support::strToUnsignedInt;
  74 using lyx::support::atoi;
  75 using lyx::support::token;
  76
  77 using std::endl;
  78 using std::find;
  79 using std::string;
  80 using std::istringstream;
  81 using std::vector;
  82
  83
  84 extern string current_layout;
  85
  86 // the selection possible is needed, that only motion events are
  87 // used, where the button press event was on the drawing area too
  88 bool selection_possible = false;
  89
  90
  91 namespace {
  92
  93         // globals...
  94         LyXFont freefont(LyXFont::ALL_IGNORE);
  95         bool toggleall = false;
  96
  97
  98         void toggleAndShow(LCursor & cur, LyXText * text,
  99                 LyXFont const & font, bool toggleall = true)
 100         {
 101                 text->toggleFree(cur, font, toggleall);
 102
 103                 if (font.language() != ignore_language ||
 104                                 font.number() != LyXFont::IGNORE) {
 105                         Paragraph & par = cur.paragraph();
 106                         text->bidi.computeTables(par, cur.buffer(), cur.textRow());
 107                         if (cur.boundary() !=
 108                                         text->bidi.isBoundary(cur.buffer(), par,
 109                                                         cur.pos(),
 110                                                         text->real_current_font))
 111                                 text->setCursor(cur, cur.par(), cur.pos(),
 112                                                 false, !cur.boundary());
 113                 }
 114         }
 115
 116
 117         void moveCursor(LCursor & cur, bool selecting)
 118         {
 119                 if (selecting || cur.mark())
 120                         cur.setSelection();
 121                 if (!cur.selection())
 122                         cur.bv().haveSelection(false);
 123                 cur.bv().switchKeyMap();
 124         }
 125
 126
 127         void finishChange(LCursor & cur, bool selecting)
 128         {
 129                 finishUndo();
 130                 moveCursor(cur, selecting);
 131         }
 132
 133
 134         void mathDispatch(LCursor & cur, FuncRequest const & cmd, bool display)
 135         {
 136                 recordUndo(cur);
 137                 string sel = cur.selectionAsString(false);
 138                 lyxerr << "selection is: '" << sel << "'" << endl;
 139
 140                 if (sel.empty()) {
 141                         const int old_pos = cur.pos();
 142                         cur.insert(new MathHullInset);
 143                         BOOST_ASSERT(old_pos == cur.pos());
 144                         cur.nextInset()->edit(cur, true);
 145                         cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
 146                         // don't do that also for LFUN_MATH_MODE unless you want end up with
 147                         // always changing to mathrm when opening an inlined inset
 148                         // -- I really hate "LyXfunc overloading"...
 149                         if (display)
 150                                 cur.dispatch(FuncRequest(LFUN_MATH_DISPLAY));
 151                         cur.dispatch(FuncRequest(LFUN_INSERT_MATH, cmd.argument));
 152                 } else {
 153                         // create a macro if we see "\\newcommand" somewhere, and an ordinary
 154                         // formula otherwise
 155                         cutSelection(cur, true, true);
 156                         if (sel.find("\\newcommand") == string::npos
 157                             && sel.find("\\def") == string::npos)
 158                         {
 159                                 cur.insert(new MathHullInset);
 160                                 cur.dispatch(FuncRequest(LFUN_RIGHT));
 161                                 cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
 162                                 cur.dispatch(FuncRequest(LFUN_INSERT_MATH, sel));
 163                         } else {
 164                                 istringstream is(sel);
 165                                 cur.insert(new MathMacroTemplate(is));
 166                         }
 167                 }
 168                 cur.message(N_("Math editor mode"));
 169         }
 170
 171 } // namespace anon
 172
 173
 174
 175 namespace bv_funcs {
 176
 177 string const freefont2string()
 178 {
 179         string data;
 180         if (font2string(freefont, toggleall, data))
 181                 return data;
 182         return string();
 183 }
 184
 185 }
 186
 187 bool LyXText::gotoNextInset(LCursor & cur,
 188         vector<InsetOld_code> const & codes, string const & contents)
 189 {
 190         BOOST_ASSERT(this == cur.text());
 191         par_type end = paragraphs().size();
 192         par_type pit = cur.par();
 193         pos_type pos = cur.pos();
 194
 195         InsetBase * inset;
 196         do {
 197                 if (pos + 1 < pars_[pit].size()) {
 198                         ++pos;
 199                 } else  {
 200                         ++pit;
 201                         pos = 0;
 202                 }
 203
 204         } while (pit != end &&
 205                  !(pars_[pit].isInset(pos) &&
 206                    (inset = pars_[pit].getInset(pos)) != 0 &&
 207                    find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end() &&
 208                    (contents.empty() ||
 209                     static_cast<InsetCommand *>(pars_[pit].getInset(pos))->getContents()
 210                     == contents)));
 211
 212         if (pit == end)
 213                 return false;
 214
 215         setCursor(cur, pit, pos, false);
 216         return true;
 217 }
 218
 219
 220 void LyXText::gotoInset(LCursor & cur,
 221         vector<InsetOld_code> const & codes, bool same_content)
 222 {
 223         cur.clearSelection();
 224
 225         string contents;
 226         if (same_content
 227             && cur.pos() < cur.lastpos()
 228             && cur.paragraph().isInset(cur.pos())) {
 229                 InsetBase const * inset = cur.paragraph().getInset(cur.pos());
 230                 if (find(codes.begin(), codes.end(), inset->lyxCode())
 231                     != codes.end())
 232                         contents = static_cast<InsetCommand const *>(inset)->getContents();
 233         }
 234
 235         if (!gotoNextInset(cur, codes, contents)) {
 236                 if (cur.pos() || cur.par() != 0) {
 237                         CursorSlice tmp = cur.top();
 238                         cur.par() = 0;
 239                         cur.pos() = 0;
 240                         if (!gotoNextInset(cur, codes, contents)) {
 241                                 cur.top() = tmp;
 242                                 cur.message(_("No more insets"));
 243                         }
 244                 } else {
 245                         cur.message(_("No more insets"));
 246                 }
 247         }
 248         cur.resetAnchor();
 249 }
 250
 251
 252 void LyXText::gotoInset(LCursor & cur, InsetOld_code code, bool same_content)
 253 {
 254         gotoInset(cur, vector<InsetOld_code>(1, code), same_content);
 255 }
 256
 257
 258 void LyXText::cursorPrevious(LCursor & cur)
 259 {
 260         pos_type cpos = cur.pos();
 261         lyx::par_type cpar = cur.par();
 262
 263         int x = cur.x_target();
 264         int y = cur.bv().top_y();
 265         setCursorFromCoordinates(cur, x, y);
 266
 267         if (cpar == cur.par() && cpos == cur.pos()) {
 268                 // we have a row which is taller than the workarea. The
 269                 // simplest solution is to move to the previous row instead.
 270                 cursorUp(cur);
 271         }
 272
 273         cur.bv().updateScrollbar();
 274         finishUndo();
 275 }
 276
 277
 278 void LyXText::cursorNext(LCursor & cur)
 279 {
 280         pos_type cpos = cur.pos();
 281         lyx::par_type cpar = cur.par();
 282
 283         int x = cur.x_target();
 284         int y = cur.bv().top_y() + cur.bv().workHeight();
 285         setCursorFromCoordinates(cur, x, y);
 286
 287         if (cpar == cur.par() && cpos == cur.pos()) {
 288                 // we have a row which is taller than the workarea. The
 289                 // simplest solution is to move to the next row instead.
 290                 cursorDown(cur);
 291         }
 292
 293         cur.bv().updateScrollbar();
 294         finishUndo();
 295 }
 296
 297
 298 namespace {
 299
 300 void specialChar(LCursor & cur, InsetSpecialChar::Kind kind)
 301 {
 302         lyx::cap::replaceSelection(cur);
 303         cur.insert(new InsetSpecialChar(kind));
 304 }
 305
 306
 307 void doInsertInset(LCursor & cur, LyXText * text,
 308         FuncRequest const & cmd, bool edit, bool pastesel)
 309 {
 310         InsetBase * inset = createInset(&cur.bv(), cmd);
 311         if (!inset)
 312                 return;
 313
 314         recordUndo(cur);
 315         bool gotsel = false;
 316         if (cur.selection()) {
 317                 cur.bv().owner()->dispatch(FuncRequest(LFUN_CUT));
 318                 gotsel = true;
 319         }
 320         text->insertInset(cur, inset);
 321
 322         if (edit)
 323                 inset->edit(cur, true);
 324
 325         if (gotsel && pastesel)
 326                 cur.bv().owner()->dispatch(FuncRequest(LFUN_PASTE));
 327 }
 328
 329 } // anon namespace
 330
 331
 332 void LyXText::number(LCursor & cur)
 333 {
 334         LyXFont font(LyXFont::ALL_IGNORE);
 335         font.setNumber(LyXFont::TOGGLE);
 336         toggleAndShow(cur, this, font);
 337 }
 338
 339
 340 bool LyXText::isRTL(Paragraph const & par) const
 341 {
 342         return par.isRightToLeftPar(bv()->buffer()->params());
 343 }
 344
 345
 346 void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 347 {
 348         lyxerr[Debug::ACTION] << "LyXText::dispatch: cmd: " << cmd << endl;
 349         //lyxerr << "*** LyXText::dispatch: cmd: " << cmd << endl;
 350
 351         BOOST_ASSERT(cur.text() == this);
 352         BufferView * bv = &cur.bv();
 353         CursorSlice sl = cur.top();
 354         bool sel = cur.selection();
 355         bool moving = false;
 356
 357         switch (cmd.action) {
 358
 359         case LFUN_APPENDIX: {
 360                 Paragraph & par = cur.paragraph();
 361                 bool start = !par.params().startOfAppendix();
 362
 363                 // ensure that we have only one start_of_appendix in this document
 364                 for (par_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
 365                         if (pars_[tmp].params().startOfAppendix()) {
 366                                 recUndo(tmp);
 367                                 pars_[tmp].params().startOfAppendix(false);
 368                                 redoParagraph(tmp);
 369                                 break;
 370                         }
 371                 }
 372
 373                 recordUndo(cur);
 374                 par.params().startOfAppendix(start);
 375
 376                 // we can set the refreshing parameters now
 377                 updateCounters();
 378                 redoParagraph(cur);
 379                 break;
 380         }
 381
 382         case LFUN_DELETE_WORD_FORWARD:
 383                 cur.clearSelection();
 384                 deleteWordForward(cur);
 385                 finishChange(cur, false);
 386                 break;
 387
 388         case LFUN_DELETE_WORD_BACKWARD:
 389                 cur.clearSelection();
 390                 deleteWordBackward(cur);
 391                 finishChange(cur, false);
 392                 break;
 393
 394         case LFUN_DELETE_LINE_FORWARD:
 395                 cur.clearSelection();
 396                 deleteLineForward(cur);
 397                 finishChange(cur, false);
 398                 break;
 399
 400         case LFUN_WORDRIGHT:
 401                 moving = true;
 402                 if (!cur.mark())
 403                         cur.clearSelection();
 404                 if (isRTL(cur.paragraph()))
 405                         cursorLeftOneWord(cur);
 406                 else
 407                         cursorRightOneWord(cur);
 408                 finishChange(cur, false);
 409                 break;
 410
 411         case LFUN_WORDLEFT:
 412                 moving = true;
 413                 if (!cur.mark())
 414                         cur.clearSelection();
 415                 if (isRTL(cur.paragraph()))
 416                         cursorRightOneWord(cur);
 417                 else
 418                         cursorLeftOneWord(cur);
 419                 finishChange(cur, false);
 420                 break;
 421
 422         case LFUN_BEGINNINGBUF:
 423                 if (cur.size() == 1) {
 424                         if (!cur.mark())
 425                                 cur.clearSelection();
 426                         cursorTop(cur);
 427                         finishChange(cur, false);
 428                 } else {
 429                         cur.undispatched();
 430                 }
 431                 break;
 432
 433         case LFUN_ENDBUF:
 434                 if (cur.size() == 1) {
 435                         if (!cur.mark())
 436                                 cur.clearSelection();
 437                         cursorBottom(cur);
 438                         finishChange(cur, false);
 439                 } else {
 440                         cur.undispatched();
 441                 }
 442                 break;
 443
 444         case LFUN_RIGHT:
 445                 moving = true;
 446         case LFUN_RIGHTSEL:
 447                 //lyxerr << "handle LFUN_RIGHT[SEL]:\n" << cur << endl;
 448                 cur.selHandle(cmd.action == LFUN_RIGHTSEL);
 449                 if (isRTL(cur.paragraph()))
 450                         cursorLeft(cur);
 451                 else
 452                         cursorRight(cur);
 453                 if (sl == cur.top()) {
 454                         cur.undispatched();
 455                         cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 456                 }
 457                 break;
 458
 459         case LFUN_LEFT:
 460                 moving = true;
 461         case LFUN_LEFTSEL:
 462                 //lyxerr << "handle LFUN_LEFT[SEL]:\n" << cur << endl;
 463                 cur.selHandle(cmd.action == LFUN_LEFTSEL);
 464                 if (isRTL(cur.paragraph()))
 465                         cursorRight(cur);
 466                 else
 467                         cursorLeft(cur);
 468                 if (sl == cur.top()) {
 469                         cur.undispatched();
 470                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
 471                 }
 472                 break;
 473
 474         case LFUN_UP:
 475                 moving = true;
 476         case LFUN_UPSEL:
 477                 //lyxerr << "handle LFUN_UP[SEL]:\n" << cur << endl;
 478                 cur.selHandle(cmd.action == LFUN_UPSEL);
 479                 cursorUp(cur);
 480                 if (sl == cur.top()) {
 481                         cur.undispatched();
 482                         cmd = FuncRequest(LFUN_FINISHED_UP);
 483                 }
 484                 break;
 485
 486         case LFUN_DOWN:
 487                 moving = true;
 488         case LFUN_DOWNSEL:
 489                 //lyxerr << "handle LFUN_DOWN[SEL]:\n" << cur << endl;
 490                 cur.selHandle(cmd.action == LFUN_DOWNSEL);
 491                 cursorDown(cur);
 492                 if (sl == cur.top()) {
 493                         cur.undispatched();
 494                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 495                 }
 496                 break;
 497
 498         case LFUN_UP_PARAGRAPHSEL:
 499                 if (!cur.selection())
 500                         cur.resetAnchor();
 501                 cursorUpParagraph(cur);
 502                 finishChange(cur, true);
 503                 break;
 504
 505         case LFUN_DOWN_PARAGRAPHSEL:
 506                 if (!cur.selection())
 507                         cur.resetAnchor();
 508                 cursorDownParagraph(cur);
 509                 finishChange(cur, true);
 510                 break;
 511
 512         case LFUN_PRIORSEL:
 513                 if (!cur.selection())
 514                         cur.resetAnchor();
 515                 cursorPrevious(cur);
 516                 finishChange(cur, true);
 517                 break;
 518
 519         case LFUN_NEXTSEL:
 520                 if (!cur.selection())
 521                         cur.resetAnchor();
 522                 cursorNext(cur);
 523                 finishChange(cur, true);
 524                 break;
 525
 526         case LFUN_HOMESEL:
 527                 if (!cur.selection())
 528                         cur.resetAnchor();
 529                 cursorHome(cur);
 530                 finishChange(cur, true);
 531                 break;
 532
 533         case LFUN_ENDSEL:
 534                 if (!cur.selection())
 535                         cur.resetAnchor();
 536                 cursorEnd(cur);
 537                 finishChange(cur, true);
 538                 break;
 539
 540         case LFUN_WORDRIGHTSEL:
 541                 if (!cur.selection())
 542                         cur.resetAnchor();
 543                 if (isRTL(cur.paragraph()))
 544                         cursorLeftOneWord(cur);
 545                 else
 546                         cursorRightOneWord(cur);
 547                 finishChange(cur, true);
 548                 break;
 549
 550         case LFUN_WORDLEFTSEL:
 551                 if (!cur.selection())
 552                         cur.resetAnchor();
 553                 if (isRTL(cur.paragraph()))
 554                         cursorRightOneWord(cur);
 555                 else
 556                         cursorLeftOneWord(cur);
 557                 finishChange(cur, true);
 558                 break;
 559
 560         case LFUN_WORDSEL: {
 561                 selectWord(cur, lyx::WHOLE_WORD);
 562                 finishChange(cur, true);
 563                 break;
 564         }
 565
 566         case LFUN_UP_PARAGRAPH:
 567                 moving = true;
 568                 if (!cur.mark())
 569                         cur.clearSelection();
 570                 cursorUpParagraph(cur);
 571                 finishChange(cur, false);
 572                 break;
 573
 574         case LFUN_DOWN_PARAGRAPH:
 575                 moving = true;
 576                 if (!cur.mark())
 577                         cur.clearSelection();
 578                 cursorDownParagraph(cur);
 579                 finishChange(cur, false);
 580                 break;
 581
 582         case LFUN_PRIOR:
 583                 moving = true;
 584                 if (!cur.mark())
 585                         cur.clearSelection();
 586                 finishChange(cur, false);
 587                 if (cur.par() == 0 && cur.textRow().pos() == 0) {
 588                         cur.undispatched();
 589                         cmd = FuncRequest(LFUN_FINISHED_UP);
 590                 } else {
 591                         cursorPrevious(cur);
 592                 }
 593                 break;
 594
 595         case LFUN_NEXT:
 596                 moving = true;
 597                 if (!cur.mark())
 598                         cur.clearSelection();
 599                 finishChange(cur, false);
 600                 if (cur.par() == cur.lastpar()
 601                           && cur.textRow().endpos() == cur.lastpos()) {
 602                         cur.undispatched();
 603                         cmd = FuncRequest(LFUN_FINISHED_DOWN);
 604                 } else {
 605                         cursorNext(cur);
 606                 }
 607                 break;
 608
 609         case LFUN_HOME:
 610                 if (!cur.mark())
 611                         cur.clearSelection();
 612                 cursorHome(cur);
 613                 finishChange(cur, false);
 614                 break;
 615
 616         case LFUN_END:
 617                 if (!cur.mark())
 618                         cur.clearSelection();
 619                 cursorEnd(cur);
 620                 finishChange(cur, false);
 621                 break;
 622
 623         case LFUN_BREAKLINE: {
 624                 // Not allowed by LaTeX (labels or empty par)
 625                 if (cur.pos() > cur.paragraph().beginOfBody()) {
 626                         lyx::cap::replaceSelection(cur);
 627                         cur.insert(new InsetNewline);
 628                         moveCursor(cur, false);
 629                 }
 630                 break;
 631         }
 632
 633         case LFUN_DELETE:
 634                 if (!cur.selection()) {
 635                         Delete(cur);
 636                         cur.resetAnchor();
 637                         // It is possible to make it a lot faster still
 638                         // just comment out the line below...
 639                 } else {
 640                         cutSelection(cur, true, false);
 641                 }
 642                 moveCursor(cur, false);
 643                 break;
 644
 645         case LFUN_DELETE_SKIP:
 646                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 647                 if (!cur.selection()) {
 648                         if (cur.pos() == cur.lastpos()) {
 649                                 cursorRight(cur);
 650                                 cursorLeft(cur);
 651                         }
 652                         Delete(cur);
 653                         cur.resetAnchor();
 654                 } else {
 655                         cutSelection(cur, true, false);
 656                 }
 657                 break;
 658
 659
 660         case LFUN_BACKSPACE:
 661                 if (!cur.selection()) {
 662                         if (bv->owner()->getIntl().getTransManager().backspace()) {
 663                                 backspace(cur);
 664                                 cur.resetAnchor();
 665                                 // It is possible to make it a lot faster still
 666                                 // just comment out the line below...
 667                         }
 668                 } else {
 669                         cutSelection(cur, true, false);
 670                 }
 671                 bv->switchKeyMap();
 672                 break;
 673
 674         case LFUN_BACKSPACE_SKIP:
 675                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
 676                 if (!cur.selection()) {
 677 #ifdef WITH_WARNINGS
 678 #warning look here
 679 #endif
 680                         //CursorSlice cur = cursor();
 681                         backspace(cur);
 682                         //anchor() = cur;
 683                 } else {
 684                         cutSelection(cur, true, false);
 685                 }
 686                 break;
 687
 688         case LFUN_BREAKPARAGRAPH:
 689                 lyx::cap::replaceSelection(cur);
 690                 breakParagraph(cur, 0);
 691                 cur.resetAnchor();
 692                 bv->switchKeyMap();
 693                 break;
 694
 695         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 696                 lyx::cap::replaceSelection(cur);
 697                 breakParagraph(cur, 1);
 698                 cur.resetAnchor();
 699                 bv->switchKeyMap();
 700                 break;
 701
 702         case LFUN_BREAKPARAGRAPH_SKIP: {
 703                 // When at the beginning of a paragraph, remove
 704                 // indentation.  Otherwise, do the same as LFUN_BREAKPARAGRAPH.
 705                 lyx::cap::replaceSelection(cur);
 706                 if (cur.pos() == 0)
 707                         cur.paragraph().params().labelWidthString(string());
 708                 else
 709                         breakParagraph(cur, 0);
 710                 cur.resetAnchor();
 711                 bv->switchKeyMap();
 712                 break;
 713         }
 714
 715         case LFUN_PARAGRAPH_SPACING: {
 716                 Paragraph & par = cur.paragraph();
 717                 Spacing::Space cur_spacing = par.params().spacing().getSpace();
 718                 float cur_value = 1.0;
 719                 if (cur_spacing == Spacing::Other)
 720                         cur_value = par.params().spacing().getValue();
 721
 722                 istringstream is(cmd.argument);
 723                 string tmp;
 724                 is >> tmp;
 725                 Spacing::Space new_spacing = cur_spacing;
 726                 float new_value = cur_value;
 727                 if (tmp.empty()) {
 728                         lyxerr << "Missing argument to `paragraph-spacing'"
 729                                << endl;
 730                 } else if (tmp == "single") {
 731                         new_spacing = Spacing::Single;
 732                 } else if (tmp == "onehalf") {
 733                         new_spacing = Spacing::Onehalf;
 734                 } else if (tmp == "double") {
 735                         new_spacing = Spacing::Double;
 736                 } else if (tmp == "other") {
 737                         new_spacing = Spacing::Other;
 738                         float tmpval = 0.0;
 739                         is >> tmpval;
 740                         lyxerr << "new_value = " << tmpval << endl;
 741                         if (tmpval != 0.0)
 742                                 new_value = tmpval;
 743                 } else if (tmp == "default") {
 744                         new_spacing = Spacing::Default;
 745                 } else {
 746                         lyxerr << _("Unknown spacing argument: ")
 747                                << cmd.argument << endl;
 748                 }
 749                 if (cur_spacing != new_spacing || cur_value != new_value) {
 750                         par.params().spacing(Spacing(new_spacing, new_value));
 751                         redoParagraph(cur);
 752                 }
 753                 break;
 754         }
 755
 756         case LFUN_INSET_APPLY: {
 757                 string const name = cmd.getArg(0);
 758                 InsetBase * inset = bv->owner()->getDialogs().getOpenInset(name);
 759                 if (inset) {
 760                         FuncRequest fr(LFUN_INSET_MODIFY, cmd.argument);
 761                         inset->dispatch(cur, fr);
 762                 } else {
 763                         FuncRequest fr(LFUN_INSET_INSERT, cmd.argument);
 764                         dispatch(cur, fr);
 765                 }
 766                 break;
 767         }
 768
 769         case LFUN_INSET_INSERT: {
 770                 recordUndo(cur);
 771                 InsetBase * inset = createInset(bv, cmd);
 772                 if (inset) {
 773                         insertInset(cur, inset);
 774                         cur.posRight();
 775                 }
 776                 break;
 777         }
 778
 779         case LFUN_INSET_SETTINGS:
 780                 if (cur.inset().asUpdatableInset())
 781                         cur.inset().asUpdatableInset()->showInsetDialog(bv);
 782                 break;
 783
 784         case LFUN_NEXT_INSET_TOGGLE: {
 785                 InsetBase * inset = cur.nextInset();
 786                 if (inset) {
 787                         cur.clearSelection();
 788                         FuncRequest fr = cmd;
 789                         fr.action = LFUN_INSET_TOGGLE;
 790                         inset->dispatch(cur, fr);
 791                 }
 792                 break;
 793         }
 794
 795         case LFUN_KEYMAP_TOGGLE:
 796                 cur.clearSelection();
 797                 bv->switchKeyMap();
 798                 break;
 799
 800         case LFUN_SPACE_INSERT:
 801                 if (cur.paragraph().layout()->free_spacing)
 802                         insertChar(cur, ' ');
 803                 else
 804                         doInsertInset(cur, this, cmd, false, false);
 805                 moveCursor(cur, false);
 806                 break;
 807
 808         case LFUN_HYPHENATION:
 809                 specialChar(cur, InsetSpecialChar::HYPHENATION);
 810                 break;
 811
 812         case LFUN_LIGATURE_BREAK:
 813                 specialChar(cur, InsetSpecialChar::LIGATURE_BREAK);
 814                 break;
 815
 816         case LFUN_LDOTS:
 817                 specialChar(cur, InsetSpecialChar::LDOTS);
 818                 break;
 819
 820         case LFUN_END_OF_SENTENCE:
 821                 specialChar(cur, InsetSpecialChar::END_OF_SENTENCE);
 822                 break;
 823
 824         case LFUN_MENU_SEPARATOR:
 825                 specialChar(cur, InsetSpecialChar::MENU_SEPARATOR);
 826                 break;
 827
 828         case LFUN_UPCASE_WORD:
 829                 changeCase(cur, LyXText::text_uppercase);
 830                 break;
 831
 832         case LFUN_LOWCASE_WORD:
 833                 changeCase(cur, LyXText::text_lowercase);
 834                 break;
 835
 836         case LFUN_CAPITALIZE_WORD:
 837                 changeCase(cur, LyXText::text_capitalization);
 838                 break;
 839
 840         case LFUN_TRANSPOSE_CHARS:
 841                 recordUndo(cur);
 842                 redoParagraph(cur);
 843                 break;
 844
 845         case LFUN_PASTE:
 846                 cur.message(_("Paste"));
 847                 lyx::cap::replaceSelection(cur);
 848 #ifdef WITH_WARNINGS
 849 #warning FIXME Check if the arg is in the domain of available selections.
 850 #endif
 851                 if (isStrUnsignedInt(cmd.argument))
 852                         pasteSelection(cur, strToUnsignedInt(cmd.argument));
 853                 else
 854                         pasteSelection(cur, 0);
 855                 cur.clearSelection(); // bug 393
 856                 bv->switchKeyMap();
 857                 finishUndo();
 858                 break;
 859
 860         case LFUN_CUT:
 861                 cutSelection(cur, true, true);
 862                 cur.message(_("Cut"));
 863                 break;
 864
 865         case LFUN_COPY:
 866                 copySelection(cur);
 867                 cur.message(_("Copy"));
 868                 break;
 869
 870         case LFUN_GETXY:
 871                 cur.message(tostr(cursorX(cur.top())) + ' '
 872                           + tostr(cursorY(cur.top())));
 873                 break;
 874
 875         case LFUN_SETXY: {
 876                 int x = 0;
 877                 int y = 0;
 878                 istringstream is(cmd.argument);
 879                 is >> x >> y;
 880                 if (!is)
 881                         lyxerr << "SETXY: Could not parse coordinates in '"
 882                                << cmd.argument << std::endl;
 883                 else
 884                         setCursorFromCoordinates(cur, x, y);
 885                 break;
 886         }
 887
 888         case LFUN_GETFONT:
 889                 if (current_font.shape() == LyXFont::ITALIC_SHAPE)
 890                         cur.message("E");
 891                 else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
 892                         cur.message("N");
 893                 else
 894                         cur.message("0");
 895                 break;
 896
 897         case LFUN_GETLAYOUT:
 898                 cur.message(cur.paragraph().layout()->name());
 899                 break;
 900
 901         case LFUN_LAYOUT: {
 902                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
 903                   << cmd.argument << endl;
 904
 905                 // This is not the good solution to the empty argument
 906                 // problem, but it will hopefully suffice for 1.2.0.
 907                 // The correct solution would be to augument the
 908                 // function list/array with information about what
 909                 // functions needs arguments and their type.
 910                 if (cmd.argument.empty()) {
 911                         cur.errorMessage(_("LyX function 'layout' needs an argument."));
 912                         break;
 913                 }
 914
 915                 // Derive layout number from given argument (string)
 916                 // and current buffer's textclass (number)
 917                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
 918                 bool hasLayout = tclass.hasLayout(cmd.argument);
 919                 string layout = cmd.argument;
 920
 921                 // If the entry is obsolete, use the new one instead.
 922                 if (hasLayout) {
 923                         string const & obs = tclass[layout]->obsoleted_by();
 924                         if (!obs.empty())
 925                                 layout = obs;
 926                 }
 927
 928                 if (!hasLayout) {
 929                         cur.errorMessage(string(N_("Layout ")) + cmd.argument +
 930                                 N_(" not known"));
 931                         break;
 932                 }
 933
 934                 bool change_layout = (current_layout != layout);
 935
 936                 if (!change_layout && cur.selection() &&
 937                         cur.selBegin().par() != cur.selEnd().par())
 938                 {
 939                         par_type spit = cur.selBegin().par();
 940                         par_type epit = cur.selEnd().par() + 1;
 941                         while (spit != epit) {
 942                                 if (pars_[spit].layout()->name() != current_layout) {
 943                                         change_layout = true;
 944                                         break;
 945                                 }
 946                                 ++spit;
 947                         }
 948                 }
 949
 950                 if (change_layout) {
 951                         current_layout = layout;
 952                         setLayout(cur, layout);
 953                         bv->owner()->setLayout(layout);
 954                         bv->switchKeyMap();
 955                 }
 956                 break;
 957         }
 958
 959         case LFUN_PASTESELECTION: {
 960                 cur.clearSelection();
 961                 string const clip = bv->getClipboard();
 962                 if (!clip.empty()) {
 963                         if (cmd.argument == "paragraph")
 964                                 insertStringAsParagraphs(cur, clip);
 965                         else
 966                                 insertStringAsLines(cur, clip);
 967                 }
 968                 break;
 969         }
 970
 971         case LFUN_GOTOERROR:
 972                 gotoInset(cur, InsetBase::ERROR_CODE, false);
 973                 break;
 974
 975         case LFUN_GOTONOTE:
 976                 gotoInset(cur, InsetBase::NOTE_CODE, false);
 977                 break;
 978
 979         case LFUN_REFERENCE_GOTO: {
 980                 vector<InsetOld_code> tmp;
 981                 tmp.push_back(InsetBase::LABEL_CODE);
 982                 tmp.push_back(InsetBase::REF_CODE);
 983                 gotoInset(cur, tmp, true);
 984                 break;
 985         }
 986
 987         case LFUN_QUOTE: {
 988                 lyx::cap::replaceSelection(cur);
 989                 Paragraph & par = cur.paragraph();
 990                 lyx::pos_type pos = cur.pos();
 991                 char c;
 992                 if (pos == 0)
 993                         c = ' ';
 994                 else if (cur.prevInset() && cur.prevInset()->isSpace())
 995                         c = ' ';
 996                 else
 997                         c = par.getChar(pos - 1);
 998
 999                 LyXLayout_ptr const & style = par.layout();
1000
1001                 BufferParams const & bufparams = bv->buffer()->params();
1002                 if (!style->pass_thru
1003                     && par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
1004                         string arg = cmd.argument;
1005                         if (arg == "single")
1006                                 cur.insert(new InsetQuotes(c,
1007                                     bufparams.quotes_language,
1008                                     InsetQuotes::SingleQ));
1009                         else if (arg == "double")
1010                                 cur.insert(new InsetQuotes(c,
1011                                     bufparams.quotes_language,
1012                                     InsetQuotes::DoubleQ));
1013                         else
1014                                 cur.insert(new InsetQuotes(c, bufparams));
1015                         cur.posRight();
1016                 }
1017                 else
1018                         bv->owner()->dispatch(FuncRequest(LFUN_SELFINSERT, "\""));
1019                 break;
1020         }
1021
1022         case LFUN_DATE_INSERT: {
1023                 lyx::cap::replaceSelection(cur);
1024                 time_t now_time_t = time(NULL);
1025                 struct tm * now_tm = localtime(&now_time_t);
1026                 setlocale(LC_TIME, "");
1027                 string arg;
1028                 if (!cmd.argument.empty())
1029                         arg = cmd.argument;
1030                 else
1031                         arg = lyxrc.date_insert_format;
1032                 char datetmp[32];
1033                 int const datetmp_len =
1034                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
1035
1036                 for (int i = 0; i < datetmp_len; i++)
1037                         insertChar(cur, datetmp[i]);
1038
1039                 cur.resetAnchor();
1040                 moveCursor(cur, false);
1041                 break;
1042         }
1043
1044         case LFUN_MOUSE_TRIPLE:
1045                 if (cmd.button() == mouse_button::button1) {
1046                         selection_possible = true;
1047                         cursorHome(cur);
1048                         cur.resetAnchor();
1049                         cursorEnd(cur);
1050                         cur.setSelection();
1051                         bv->haveSelection(cur.selection());
1052                 }
1053                 break;
1054
1055         case LFUN_MOUSE_DOUBLE:
1056                 if (cmd.button() == mouse_button::button1) {
1057                         selection_possible = true;
1058                         selectWord(cur, lyx::WHOLE_WORD_STRICT);
1059                         bv->haveSelection(cur.selection());
1060                 }
1061                 break;
1062
1063         case LFUN_MOUSE_MOTION: {
1064                 // Only use motion with button 1
1065                 //if (cmd.button() != mouse_button::button1)
1066                 //      return false;
1067                 // We want to use only motion events for which
1068                 // the button press event was on the drawing area too.
1069                 if (!selection_possible) {
1070                         lyxerr[Debug::ACTION] << "BufferView::Pimpl::"
1071                                 "dispatch: no selection possible\n";
1072                         lyxerr << "BufferView::Pimpl::dispatch: no selection possible\n";
1073                         break;
1074                 }
1075
1076                 // ignore motions deeper nested than the real anchor
1077                 LCursor & bvcur = cur.bv().cursor();
1078                 if (bvcur.selection() && bvcur.anchor_.size() < cur.size())
1079                         break;
1080
1081                 CursorSlice old = cur.top();
1082                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
1083
1084                 // This is to allow jumping over large insets
1085                 // FIXME: shouldn't be top-text-specific
1086                 if (isMainText() && cur.top() == old) {
1087                         if (cmd.y - bv->top_y() >= bv->workHeight())
1088                                 cursorDown(cur);
1089                         else if (cmd.y - bv->top_y() < 0)
1090                                 cursorUp(cur);
1091                 }
1092
1093                 // don't set anchor_
1094                 bv->cursor().setCursor(cur);
1095                 bv->cursor().selection() = true;
1096                 lyxerr << "MOTION: " << bv->cursor() << endl;
1097                 break;
1098         }
1099
1100         // Single-click on work area
1101         case LFUN_MOUSE_PRESS: {
1102                 // Right click on a footnote flag opens float menu
1103                 if (cmd.button() == mouse_button::button3) {
1104                         cur.clearSelection();
1105                         selection_possible = false;
1106                         break;
1107                 }
1108
1109                 // Middle button press pastes if we have a selection
1110                 // We do this here as if the selection was inside an inset
1111                 // it could get cleared on the unlocking of the inset so
1112                 // we have to check this first
1113                 bool paste_internally = false;
1114                 if (cmd.button() == mouse_button::button2 && cur.selection()) {
1115                         bv->owner()->dispatch(FuncRequest(LFUN_COPY));
1116                         paste_internally = true;
1117                 }
1118
1119                 selection_possible = true;
1120
1121                 // Clear the selection
1122                 cur.clearSelection();
1123
1124                 setCursorFromCoordinates(cur, cmd.x, cmd.y);
1125                 cur.resetAnchor();
1126                 finishUndo();
1127                 cur.x_target() = cursorX(cur.top());
1128
1129                 // Has the cursor just left the inset?
1130                 if (bv->cursor().inMathed() && !cur.inMathed())
1131                         bv->cursor().inset().notifyCursorLeaves(bv->cursor());
1132
1133                 // Set cursor here.
1134                 bv->cursor() = cur;
1135
1136                 // Don't allow selection after a big jump.
1137                 if (bv->fitCursor())
1138                         selection_possible = false;
1139
1140                 // Insert primary selection with middle mouse
1141                 // if there is a local selection in the current buffer,
1142                 // insert this
1143                 if (cmd.button() == mouse_button::button2) {
1144                         if (paste_internally)
1145                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
1146                         else
1147                                 bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
1148                         selection_possible = false;
1149                 }
1150
1151                 break;
1152         }
1153
1154         case LFUN_MOUSE_RELEASE: {
1155                 selection_possible = false;
1156
1157                 if (cmd.button() == mouse_button::button2)
1158                         break;
1159
1160                 // finish selection
1161                 if (cmd.button() == mouse_button::button1)
1162                         bv->haveSelection(cur.selection());
1163
1164                 bv->switchKeyMap();
1165                 bv->owner()->updateMenubar();
1166                 bv->owner()->updateToolbars();
1167                 break;
1168         }
1169
1170         case LFUN_SELFINSERT: {
1171                 if (cmd.argument.empty())
1172                         break;
1173
1174                 // Automatically delete the currently selected
1175                 // text and replace it with what is being
1176                 // typed in now. Depends on lyxrc settings
1177                 // "auto_region_delete", which defaults to
1178                 // true (on).
1179
1180                 if (lyxrc.auto_region_delete) {
1181                         if (cur.selection())
1182                                 cutSelection(cur, false, false);
1183                         bv->haveSelection(false);
1184                 }
1185
1186                 cur.clearSelection();
1187                 LyXFont const old_font = real_current_font;
1188
1189                 string::const_iterator cit = cmd.argument.begin();
1190                 string::const_iterator end = cmd.argument.end();
1191                 for (; cit != end; ++cit)
1192                         bv->owner()->getIntl().getTransManager().
1193                                 TranslateAndInsert(*cit, this);
1194
1195                 cur.resetAnchor();
1196                 moveCursor(cur, false);
1197
1198                 // real_current_font.number can change so we need to
1199                 // update the minibuffer
1200                 if (old_font != real_current_font)
1201                 bv->updateScrollbar();
1202                 break;
1203         }
1204
1205         case LFUN_URL: {
1206                 InsetCommandParams p("url");
1207                 string const data = InsetCommandMailer::params2string("url", p);
1208                 bv->owner()->getDialogs().show("url", data, 0);
1209                 break;
1210         }
1211
1212         case LFUN_HTMLURL: {
1213                 InsetCommandParams p("htmlurl");
1214                 string const data = InsetCommandMailer::params2string("url", p);
1215                 bv->owner()->getDialogs().show("url", data, 0);
1216                 break;
1217         }
1218
1219         case LFUN_INSERT_LABEL: {
1220                 // Try to generate a valid label
1221                 string const contents = cmd.argument.empty() ?
1222                         cur.getPossibleLabel() : cmd.argument;
1223
1224                 InsetCommandParams p("label", contents);
1225                 string const data = InsetCommandMailer::params2string("label", p);
1226
1227                 if (cmd.argument.empty()) {
1228                         bv->owner()->getDialogs().show("label", data, 0);
1229                 } else {
1230                         FuncRequest fr(LFUN_INSET_INSERT, data);
1231                         dispatch(cur, fr);
1232                 }
1233                 break;
1234         }
1235
1236
1237 #if 0
1238         case LFUN_INSET_LIST:
1239         case LFUN_INSET_THEOREM:
1240         case LFUN_INSET_CAPTION:
1241 #endif
1242         case LFUN_INSERT_NOTE:
1243         case LFUN_INSERT_CHARSTYLE:
1244         case LFUN_INSERT_BOX:
1245         case LFUN_INSERT_BRANCH:
1246         case LFUN_INSERT_BIBITEM:
1247         case LFUN_INSET_ERT:
1248         case LFUN_INSET_FLOAT:
1249         case LFUN_INSET_FOOTNOTE:
1250         case LFUN_INSET_MARGINAL:
1251         case LFUN_INSET_OPTARG:
1252         case LFUN_INSET_WIDE_FLOAT:
1253         case LFUN_INSET_WRAP:
1254         case LFUN_TABULAR_INSERT:
1255         case LFUN_ENVIRONMENT_INSERT:
1256                 // Open the inset, and move the current selection
1257                 // inside it.
1258                 doInsertInset(cur, this, cmd, true, true);
1259                 cur.posRight();
1260                 break;
1261
1262         case LFUN_INDEX_INSERT:
1263                 // Just open the inset
1264                 doInsertInset(cur, this, cmd, true, false);
1265                 cur.posRight();
1266                 break;
1267
1268         case LFUN_INDEX_PRINT:
1269         case LFUN_TOC_INSERT:
1270         case LFUN_HFILL:
1271         case LFUN_INSERT_LINE:
1272         case LFUN_INSERT_PAGEBREAK:
1273                 // do nothing fancy
1274                 doInsertInset(cur, this, cmd, false, false);
1275                 cur.posRight();
1276                 break;
1277
1278         case LFUN_DEPTH_MIN:
1279                 changeDepth(cur, DEC_DEPTH);
1280                 break;
1281
1282         case LFUN_DEPTH_PLUS:
1283                 changeDepth(cur, INC_DEPTH);
1284                 break;
1285
1286         case LFUN_MATH_DISPLAY:
1287                 mathDispatch(cur, cmd, true);
1288                 break;
1289
1290         case LFUN_MATH_IMPORT_SELECTION:
1291         case LFUN_MATH_MODE:
1292                 mathDispatch(cur, cmd, false);
1293                 break;
1294
1295         case LFUN_MATH_MACRO:
1296                 if (cmd.argument.empty())
1297                         cur.errorMessage(N_("Missing argument"));
1298                 else {
1299                         string s = cmd.argument;
1300                         string const s1 = token(s, ' ', 1);
1301                         int const nargs = s1.empty() ? 0 : atoi(s1);
1302                         string const s2 = token(s, ' ', 2);
1303                         string const type = s2.empty() ? "newcommand" : s2;
1304                         cur.insert(new MathMacroTemplate(token(s, ' ', 0), nargs, s2));
1305                         //cur.nextInset()->edit(cur, true);
1306                 }
1307                 break;
1308
1309         case LFUN_INSERT_MATH:
1310         case LFUN_INSERT_MATRIX:
1311         case LFUN_MATH_DELIM: {
1312                 cur.insert(new MathHullInset);
1313                 cur.dispatch(FuncRequest(LFUN_RIGHT));
1314                 cur.dispatch(FuncRequest(LFUN_MATH_MUTATE, "simple"));
1315                 cur.dispatch(cmd);
1316                 break;
1317         }
1318
1319         case LFUN_EMPH: {
1320                 LyXFont font(LyXFont::ALL_IGNORE);
1321                 font.setEmph(LyXFont::TOGGLE);
1322                 toggleAndShow(cur, this, font);
1323                 break;
1324         }
1325
1326         case LFUN_BOLD: {
1327                 LyXFont font(LyXFont::ALL_IGNORE);
1328                 font.setSeries(LyXFont::BOLD_SERIES);
1329                 toggleAndShow(cur, this, font);
1330                 break;
1331         }
1332
1333         case LFUN_NOUN: {
1334                 LyXFont font(LyXFont::ALL_IGNORE);
1335                 font.setNoun(LyXFont::TOGGLE);
1336                 toggleAndShow(cur, this, font);
1337                 break;
1338         }
1339
1340         case LFUN_CODE: {
1341                 LyXFont font(LyXFont::ALL_IGNORE);
1342                 font.setFamily(LyXFont::TYPEWRITER_FAMILY); // no good
1343                 toggleAndShow(cur, this, font);
1344                 break;
1345         }
1346
1347         case LFUN_SANS: {
1348                 LyXFont font(LyXFont::ALL_IGNORE);
1349                 font.setFamily(LyXFont::SANS_FAMILY);
1350                 toggleAndShow(cur, this, font);
1351                 break;
1352         }
1353
1354         case LFUN_ROMAN: {
1355                 LyXFont font(LyXFont::ALL_IGNORE);
1356                 font.setFamily(LyXFont::ROMAN_FAMILY);
1357                 toggleAndShow(cur, this, font);
1358                 break;
1359         }
1360
1361         case LFUN_DEFAULT: {
1362                 LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
1363                 toggleAndShow(cur, this, font);
1364                 break;
1365         }
1366
1367         case LFUN_UNDERLINE: {
1368                 LyXFont font(LyXFont::ALL_IGNORE);
1369                 font.setUnderbar(LyXFont::TOGGLE);
1370                 toggleAndShow(cur, this, font);
1371                 break;
1372         }
1373
1374         case LFUN_FONT_SIZE: {
1375                 LyXFont font(LyXFont::ALL_IGNORE);
1376                 font.setLyXSize(cmd.argument);
1377                 toggleAndShow(cur, this, font);
1378                 break;
1379         }
1380
1381         case LFUN_LANGUAGE: {
1382                 Language const * lang = languages.getLanguage(cmd.argument);
1383                 if (!lang)
1384                         break;
1385                 LyXFont font(LyXFont::ALL_IGNORE);
1386                 font.setLanguage(lang);
1387                 toggleAndShow(cur, this, font);
1388                 bv->switchKeyMap();
1389                 break;
1390         }
1391
1392         case LFUN_FREEFONT_APPLY:
1393                 toggleAndShow(cur, this, freefont, toggleall);
1394                 cur.message(_("Character set"));
1395                 break;
1396
1397         // Set the freefont using the contents of \param data dispatched from
1398         // the frontends and apply it at the current cursor location.
1399         case LFUN_FREEFONT_UPDATE: {
1400                 LyXFont font;
1401                 bool toggle;
1402                 if (bv_funcs::string2font(cmd.argument, font, toggle)) {
1403                         freefont = font;
1404                         toggleall = toggle;
1405                         toggleAndShow(cur, this, freefont, toggleall);
1406                         cur.message(_("Character set"));
1407                 }
1408                 break;
1409         }
1410
1411         case LFUN_FINISHED_LEFT:
1412                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_LEFT:\n" << cur << endl;
1413                 break;
1414
1415         case LFUN_FINISHED_RIGHT:
1416                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_RIGHT:\n" << cur << endl;
1417                 ++cur.pos();
1418                 break;
1419
1420         case LFUN_FINISHED_UP:
1421                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_UP:\n" << cur << endl;
1422                 cursorUp(cur);
1423                 break;
1424
1425         case LFUN_FINISHED_DOWN:
1426                 lyxerr[Debug::DEBUG] << "handle LFUN_FINISHED_DOWN:\n" << cur << endl;
1427                 cursorDown(cur);
1428                 break;
1429
1430         case LFUN_LAYOUT_PARAGRAPH: {
1431                 string data;
1432                 params2string(cur.paragraph(), data);
1433                 data = "show\n" + data;
1434                 bv->owner()->getDialogs().show("paragraph", data);
1435                 break;
1436         }
1437
1438         case LFUN_PARAGRAPH_UPDATE: {
1439                 if (!bv->owner()->getDialogs().visible("paragraph"))
1440                         break;
1441                 string data;
1442                 params2string(cur.paragraph(), data);
1443
1444                 // Will the paragraph accept changes from the dialog?
1445                 InsetBase & inset = cur.inset();
1446                 bool const accept = !inset.forceDefaultParagraphs(&inset);
1447
1448                 data = "update " + tostr(accept) + '\n' + data;
1449                 bv->owner()->getDialogs().update("paragraph", data);
1450                 break;
1451         }
1452
1453         case LFUN_UMLAUT:
1454         case LFUN_CIRCUMFLEX:
1455         case LFUN_GRAVE:
1456         case LFUN_ACUTE:
1457         case LFUN_TILDE:
1458         case LFUN_CEDILLA:
1459         case LFUN_MACRON:
1460         case LFUN_DOT:
1461         case LFUN_UNDERDOT:
1462         case LFUN_UNDERBAR:
1463         case LFUN_CARON:
1464         case LFUN_SPECIAL_CARON:
1465         case LFUN_BREVE:
1466         case LFUN_TIE:
1467         case LFUN_HUNG_UMLAUT:
1468         case LFUN_CIRCLE:
1469         case LFUN_OGONEK:
1470                 bv->owner()->getLyXFunc().handleKeyFunc(cmd.action);
1471                 if (!cmd.argument.empty())
1472                         bv->owner()->getIntl().getTransManager()
1473                                 .TranslateAndInsert(cmd.argument[0], this);
1474                 break;
1475
1476         case LFUN_FLOAT_LIST: {
1477                 LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
1478                 if (tclass.floats().typeExist(cmd.argument)) {
1479                         // not quite sure if we want this...
1480                         recordUndo(cur);
1481                         cur.clearSelection();
1482                         breakParagraph(cur);
1483
1484                         if (cur.lastpos() != 0) {
1485                                 cursorLeft(cur);
1486                                 breakParagraph(cur);
1487                         }
1488
1489                         setLayout(cur, tclass.defaultLayoutName());
1490                         setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
1491                         insertInset(cur, new InsetFloatList(cmd.argument));
1492                 } else {
1493                         lyxerr << "Non-existent float type: "
1494                                << cmd.argument << endl;
1495                 }
1496                 break;
1497         }
1498
1499         case LFUN_ACCEPT_CHANGE: {
1500                 acceptChange(cur);
1501                 break;
1502         }
1503
1504         case LFUN_REJECT_CHANGE: {
1505                 rejectChange(cur);
1506                 break;
1507         }
1508
1509         case LFUN_THESAURUS_ENTRY: {
1510                 string arg = cmd.argument;
1511                 if (arg.empty()) {
1512                         arg = cur.selectionAsString(false);
1513                         // FIXME
1514                         if (arg.size() > 100 || arg.empty()) {
1515                                 // Get word or selection
1516                                 selectWordWhenUnderCursor(cur, lyx::WHOLE_WORD);
1517                                 arg = cur.selectionAsString(false);
1518                         }
1519                 }
1520                 bv->owner()->getDialogs().show("thesaurus", arg);
1521                 break;
1522         }
1523
1524         case LFUN_PARAGRAPH_APPLY: {
1525                 // Given data, an encoding of the ParagraphParameters
1526                 // generated in the Paragraph dialog, this function sets
1527                 // the current paragraph appropriately.
1528                 istringstream is(cmd.argument);
1529                 LyXLex lex(0, 0);
1530                 lex.setStream(is);
1531                 ParagraphParameters params;
1532                 params.read(lex);
1533                 setParagraph(cur,
1534                                          params.spacing(),
1535                                          params.align(),
1536                                          params.labelWidthString(),
1537                                          params.noindent());
1538                 cur.message(_("Paragraph layout set"));
1539                 break;
1540         }
1541
1542         case LFUN_INSET_DIALOG_SHOW: {
1543                 InsetBase * inset = cur.nextInset();
1544                 if (inset) {
1545                         FuncRequest fr(LFUN_INSET_DIALOG_SHOW);
1546                         inset->dispatch(cur, fr);
1547                 }
1548                 break;
1549         }
1550
1551         case LFUN_ESCAPE:
1552                 if (cur.selection()) {
1553                         cur.selection() = false;
1554                 } else {
1555                         cur.undispatched();
1556                         cmd = FuncRequest(LFUN_FINISHED_LEFT);
1557                 }
1558                 break;
1559
1560         default:
1561                 cur.undispatched();
1562                 break;
1563         }
1564
1565         // avoid to update when navigating
1566         if (moving
1567             && &sl.inset() == &cur.inset()
1568             && sl.idx() == cur.idx()
1569             && sel == false
1570             && cur.selection() == false)
1571                 cur.noUpdate();
1572 }
1573
1574
1575 bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
1576         FuncStatus & flag) const
1577 {
1578         BOOST_ASSERT(cur.text() == this);
1579         LyXFont const & font = real_current_font;
1580         bool enable = true;
1581
1582         switch (cmd.action) {
1583
1584         case LFUN_DEPTH_MIN:
1585                 enable = changeDepthAllowed(cur, DEC_DEPTH);
1586                 break;
1587
1588         case LFUN_DEPTH_PLUS:
1589                 enable = changeDepthAllowed(cur, INC_DEPTH);
1590                 break;
1591
1592         case LFUN_INSET_OPTARG:
1593                 enable = cur.paragraph().layout()->optionalargs;
1594                 break;
1595
1596         case LFUN_APPENDIX:
1597                 flag.setOnOff(cur.paragraph().params().startOfAppendix());
1598                 break;
1599
1600 #if 0
1601         // the functions which insert insets
1602         InsetOld::Code code = InsetOld::NO_CODE;
1603         switch (cmd.action) {
1604         case LFUN_DIALOG_SHOW_NEW_INSET:
1605                 if (cmd.argument == "bibitem")
1606                         code = InsetOld::BIBITEM_CODE;
1607                 else if (cmd.argument == "bibtex")
1608                         code = InsetOld::BIBTEX_CODE;
1609                 else if (cmd.argument == "box")
1610                         code = InsetOld::BOX_CODE;
1611                 else if (cmd.argument == "branch")
1612                         code = InsetOld::BRANCH_CODE;
1613                 else if (cmd.argument == "citation")
1614                         code = InsetOld::CITE_CODE;
1615                 else if (cmd.argument == "ert")
1616                         code = InsetOld::ERT_CODE;
1617                 else if (cmd.argument == "external")
1618                         code = InsetOld::EXTERNAL_CODE;
1619                 else if (cmd.argument == "float")
1620                         code = InsetOld::FLOAT_CODE;
1621                 else if (cmd.argument == "graphics")
1622                         code = InsetOld::GRAPHICS_CODE;
1623                 else if (cmd.argument == "include")
1624                         code = InsetOld::INCLUDE_CODE;
1625                 else if (cmd.argument == "index")
1626                         code = InsetOld::INDEX_CODE;
1627                 else if (cmd.argument == "label")
1628                         code = InsetOld::LABEL_CODE;
1629                 else if (cmd.argument == "note")
1630                         code = InsetOld::NOTE_CODE;
1631                 else if (cmd.argument == "ref")
1632                         code = InsetOld::REF_CODE;
1633                 else if (cmd.argument == "toc")
1634                         code = InsetOld::TOC_CODE;
1635                 else if (cmd.argument == "url")
1636                         code = InsetOld::URL_CODE;
1637                 else if (cmd.argument == "vspace")
1638                         code = InsetOld::VSPACE_CODE;
1639                 else if (cmd.argument == "wrap")
1640                         code = InsetOld::WRAP_CODE;
1641                 break;
1642
1643         case LFUN_INSET_ERT:
1644                 code = InsetOld::ERT_CODE;
1645                 break;
1646         case LFUN_INSET_FOOTNOTE:
1647                 code = InsetOld::FOOT_CODE;
1648                 break;
1649         case LFUN_TABULAR_INSERT:
1650                 code = InsetOld::TABULAR_CODE;
1651                 break;
1652         case LFUN_INSET_MARGINAL:
1653                 code = InsetOld::MARGIN_CODE;
1654                 break;
1655         case LFUN_INSET_FLOAT:
1656         case LFUN_INSET_WIDE_FLOAT:
1657                 code = InsetOld::FLOAT_CODE;
1658                 break;
1659         case LFUN_INSET_WRAP:
1660                 code = InsetOld::WRAP_CODE;
1661                 break;
1662         case LFUN_FLOAT_LIST:
1663                 code = InsetOld::FLOAT_LIST_CODE;
1664                 break;
1665 #if 0
1666         case LFUN_INSET_LIST:
1667                 code = InsetOld::LIST_CODE;
1668                 break;
1669         case LFUN_INSET_THEOREM:
1670                 code = InsetOld::THEOREM_CODE;
1671                 break;
1672 #endif
1673         case LFUN_INSET_CAPTION:
1674                 code = InsetOld::CAPTION_CODE;
1675                 break;
1676         case LFUN_INSERT_NOTE:
1677                 code = InsetOld::NOTE_CODE;
1678                 break;
1679         case LFUN_INSERT_CHARSTYLE:
1680                 code = InsetOld::CHARSTYLE_CODE;
1681                 if (buf->params().getLyXTextClass().charstyles().empty())
1682                         enable = false;
1683                 break;
1684         case LFUN_INSERT_BOX:
1685                 code = InsetOld::BOX_CODE;
1686                 break;
1687         case LFUN_INSERT_BRANCH:
1688                 code = InsetOld::BRANCH_CODE;
1689                 if (buf->params().branchlist().empty())
1690                         enable = false;
1691                 break;
1692         case LFUN_INSERT_LABEL:
1693                 code = InsetOld::LABEL_CODE;
1694                 break;
1695         case LFUN_INSET_OPTARG:
1696                 code = InsetOld::OPTARG_CODE;
1697                 break;
1698         case LFUN_ENVIRONMENT_INSERT:
1699                 code = InsetOld::BOX_CODE;
1700                 break;
1701         case LFUN_INDEX_INSERT:
1702                 code = InsetOld::INDEX_CODE;
1703                 break;
1704         case LFUN_INDEX_PRINT:
1705                 code = InsetOld::INDEX_PRINT_CODE;
1706                 break;
1707         case LFUN_TOC_INSERT:
1708                 code = InsetOld::TOC_CODE;
1709                 break;
1710         case LFUN_HTMLURL:
1711         case LFUN_URL:
1712                 code = InsetOld::URL_CODE;
1713                 break;
1714         case LFUN_QUOTE:
1715                 // always allow this, since we will inset a raw quote
1716                 // if an inset is not allowed.
1717                 break;
1718         case LFUN_HYPHENATION:
1719         case LFUN_LIGATURE_BREAK:
1720         case LFUN_HFILL:
1721         case LFUN_MENU_SEPARATOR:
1722         case LFUN_LDOTS:
1723         case LFUN_END_OF_SENTENCE:
1724                 code = InsetOld::SPECIALCHAR_CODE;
1725                 break;
1726         case LFUN_SPACE_INSERT:
1727                 // slight hack: we know this is allowed in math mode
1728                 if (cur.inTexted())
1729                         code = InsetOld::SPACE_CODE;
1730                 break;
1731         case LFUN_INSET_DIALOG_SHOW: {
1732                 InsetBase * inset = cur.nextInset();
1733                 enable = inset;
1734                 if (inset) {
1735                         code = inset->lyxCode();
1736                         if (!(code == InsetOld::INCLUDE_CODE
1737                                 || code == InsetOld::BIBTEX_CODE
1738                                 || code == InsetOld::FLOAT_LIST_CODE
1739                                 || code == InsetOld::TOC_CODE))
1740                                 enable = false;
1741                 }
1742                 break;
1743         }
1744         default:
1745                 break;
1746         }
1747
1748         if (code != InsetOld::NO_CODE
1749                         && (cur.empty() || !cur.inset().insetAllowed(code)))
1750                 enable = false;
1751
1752 #endif
1753
1754         case LFUN_DIALOG_SHOW_NEW_INSET:
1755         case LFUN_INSET_ERT:
1756         case LFUN_INSERT_BOX:
1757         case LFUN_INSERT_BRANCH:
1758         case LFUN_ENVIRONMENT_INSERT:
1759         case LFUN_INDEX_INSERT:
1760         case LFUN_INDEX_PRINT:
1761         case LFUN_TOC_INSERT:
1762         case LFUN_HTMLURL:
1763         case LFUN_URL:
1764         case LFUN_QUOTE:
1765         case LFUN_HYPHENATION:
1766         case LFUN_LIGATURE_BREAK:
1767         case LFUN_HFILL:
1768         case LFUN_MENU_SEPARATOR:
1769         case LFUN_LDOTS:
1770         case LFUN_END_OF_SENTENCE:
1771         case LFUN_SPACE_INSERT:
1772         case LFUN_INSET_DIALOG_SHOW:
1773                 break;
1774
1775         case LFUN_EMPH:
1776                 flag.setOnOff(font.emph() == LyXFont::ON);
1777                 break;
1778
1779         case LFUN_NOUN:
1780                 flag.setOnOff(font.noun() == LyXFont::ON);
1781                 break;
1782
1783         case LFUN_BOLD:
1784                 flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
1785                 break;
1786
1787         case LFUN_SANS:
1788                 flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
1789                 break;
1790
1791         case LFUN_ROMAN:
1792                 flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
1793                 break;
1794
1795         case LFUN_CODE:
1796                 flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
1797                 break;
1798
1799         case LFUN_DELETE_WORD_FORWARD:
1800         case LFUN_DELETE_WORD_BACKWARD:
1801         case LFUN_DELETE_LINE_FORWARD:
1802         case LFUN_WORDRIGHT:
1803         case LFUN_WORDLEFT:
1804         case LFUN_RIGHT:
1805         case LFUN_RIGHTSEL:
1806         case LFUN_LEFT:
1807         case LFUN_LEFTSEL:
1808         case LFUN_UP:
1809         case LFUN_UPSEL:
1810         case LFUN_DOWN:
1811         case LFUN_DOWNSEL:
1812         case LFUN_UP_PARAGRAPHSEL:
1813         case LFUN_DOWN_PARAGRAPHSEL:
1814         case LFUN_PRIORSEL:
1815         case LFUN_NEXTSEL:
1816         case LFUN_HOMESEL:
1817         case LFUN_ENDSEL:
1818         case LFUN_WORDRIGHTSEL:
1819         case LFUN_WORDLEFTSEL:
1820         case LFUN_WORDSEL:
1821         case LFUN_UP_PARAGRAPH:
1822         case LFUN_DOWN_PARAGRAPH:
1823         case LFUN_PRIOR:
1824         case LFUN_NEXT:
1825         case LFUN_HOME:
1826         case LFUN_END:
1827         case LFUN_BREAKLINE:
1828         case LFUN_DELETE:
1829         case LFUN_DELETE_SKIP:
1830         case LFUN_BACKSPACE:
1831         case LFUN_BACKSPACE_SKIP:
1832         case LFUN_BREAKPARAGRAPH:
1833         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
1834         case LFUN_BREAKPARAGRAPH_SKIP:
1835         case LFUN_PARAGRAPH_SPACING:
1836         case LFUN_INSET_APPLY:
1837         case LFUN_INSET_INSERT:
1838         case LFUN_NEXT_INSET_TOGGLE:
1839         case LFUN_UPCASE_WORD:
1840         case LFUN_LOWCASE_WORD:
1841         case LFUN_CAPITALIZE_WORD:
1842         case LFUN_TRANSPOSE_CHARS:
1843         case LFUN_PASTE:
1844         case LFUN_CUT:
1845         case LFUN_COPY:
1846         case LFUN_GETXY:
1847         case LFUN_SETXY:
1848         case LFUN_GETFONT:
1849         case LFUN_GETLAYOUT:
1850         case LFUN_LAYOUT:
1851         case LFUN_PASTESELECTION:
1852         case LFUN_GOTOERROR:
1853         case LFUN_GOTONOTE:
1854         case LFUN_REFERENCE_GOTO:
1855         case LFUN_DATE_INSERT:
1856         case LFUN_SELFINSERT:
1857         case LFUN_INSERT_LABEL:
1858         case LFUN_INSERT_NOTE:
1859         case LFUN_INSERT_CHARSTYLE:
1860         case LFUN_INSERT_BIBITEM:
1861         case LFUN_INSET_FLOAT:
1862         case LFUN_INSET_FOOTNOTE:
1863         case LFUN_INSET_MARGINAL:
1864         case LFUN_INSET_WIDE_FLOAT:
1865         case LFUN_INSET_WRAP:
1866         case LFUN_TABULAR_INSERT:
1867         case LFUN_INSERT_LINE:
1868         case LFUN_INSERT_PAGEBREAK:
1869         case LFUN_MATH_DISPLAY:
1870         case LFUN_MATH_IMPORT_SELECTION:
1871         case LFUN_MATH_MODE:
1872         case LFUN_MATH_MACRO:
1873         case LFUN_INSERT_MATH:
1874         case LFUN_INSERT_MATRIX:
1875         case LFUN_MATH_DELIM:
1876         case LFUN_DEFAULT:
1877         case LFUN_UNDERLINE:
1878         case LFUN_FONT_SIZE:
1879         case LFUN_LANGUAGE:
1880         case LFUN_FREEFONT_APPLY:
1881         case LFUN_FREEFONT_UPDATE:
1882         case LFUN_LAYOUT_PARAGRAPH:
1883         case LFUN_PARAGRAPH_UPDATE:
1884         case LFUN_UMLAUT:
1885         case LFUN_CIRCUMFLEX:
1886         case LFUN_GRAVE:
1887         case LFUN_ACUTE:
1888         case LFUN_TILDE:
1889         case LFUN_CEDILLA:
1890         case LFUN_MACRON:
1891         case LFUN_DOT:
1892         case LFUN_UNDERDOT:
1893         case LFUN_UNDERBAR:
1894         case LFUN_CARON:
1895         case LFUN_SPECIAL_CARON:
1896         case LFUN_BREVE:
1897         case LFUN_TIE:
1898         case LFUN_HUNG_UMLAUT:
1899         case LFUN_CIRCLE:
1900         case LFUN_OGONEK:
1901         case LFUN_FLOAT_LIST:
1902         case LFUN_ACCEPT_CHANGE:
1903         case LFUN_REJECT_CHANGE:
1904         case LFUN_THESAURUS_ENTRY:
1905         case LFUN_PARAGRAPH_APPLY:
1906         case LFUN_ESCAPE:
1907         case LFUN_KEYMAP_TOGGLE:
1908                 // these are handled in our dispatch()
1909                 enable = true;
1910                 break;
1911
1912         case LFUN_ENDBUF:
1913         case LFUN_BEGINNINGBUF:
1914                 enable = true;
1915                 break;
1916
1917         default:
1918                 enable = false;
1919                 break;
1920         }
1921         flag.enabled(enable);
1922         return true;
1923 }