src/lyxfunc.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "lyxfunc.h"
  18 #include "version.h"
  19 #include "kbmap.h"
  20 #include "lyxrow.h"
  21 #include "bufferlist.h"
  22 #include "BufferView.h"
  23 #include "frontends/xforms/ColorHandler.h"
  24 #include "lyxserver.h"
  25 #include "intl.h"
  26 #include "lyx_main.h"
  27 #include "lyx_cb.h"
  28 #include "LyXAction.h"
  29 #include "debug.h"
  30 #include "lyxrc.h"
  31 #include "lyxtext.h"
  32 #include "gettext.h"
  33 #include "Lsstream.h"
  34 #include "trans_mgr.h"
  35 #include "layout.h"
  36 #include "bufferview_funcs.h"
  37 #include "minibuffer.h"
  38 #include "vspace.h"
  39 #include "frontends/LyXView.h"
  40 #include "FloatList.h"
  41 #include "converter.h"
  42 #include "exporter.h"
  43 #include "importer.h"
  44 #include "frontends/font_loader.h"
  45 #include "TextCache.h"
  46 #include "lyxfind.h"
  47 #include "undo_funcs.h"
  48 #include "ParagraphParameters.h"
  49
  50 #include "insets/inseturl.h"
  51 #include "insets/insetlatexaccent.h"
  52 #include "insets/insettoc.h"
  53 #include "insets/insetref.h"
  54 #include "insets/insetparent.h"
  55 #include "insets/insetindex.h"
  56 #include "insets/insetinclude.h"
  57 #include "insets/insetbib.h"
  58 #include "insets/insetcite.h"
  59 #include "insets/insettext.h"
  60 #include "insets/insetert.h"
  61 #include "insets/insetexternal.h"
  62 #include "insets/insetgraphics.h"
  63 #include "insets/insetfoot.h"
  64 #include "insets/insetmarginal.h"
  65 #include "insets/insetminipage.h"
  66 #include "insets/insetfloat.h"
  67 #if 0
  68 #include "insets/insetlist.h"
  69 #include "insets/insettheorem.h"
  70 #endif
  71 #include "insets/insettabular.h"
  72 #include "insets/insetcaption.h"
  73
  74 #include "mathed/formulamacro.h"
  75 #include "mathed/math_cursor.h"
  76 #include "mathed/math_inset.h"
  77
  78 #include "frontends/FileDialog.h"
  79 #include "frontends/Dialogs.h"
  80 #include "frontends/Toolbar.h"
  81 #include "frontends/Menubar.h"
  82 #include "frontends/Alert.h"
  83
  84 #include "graphics/GraphicsCache.h"
  85
  86 #include "support/lyxalgo.h"
  87 #include "support/LAssert.h"
  88 #include "support/filetools.h"
  89 #include "support/FileInfo.h"
  90 #include "support/forkedcontr.h"
  91 #include "support/lstrings.h"
  92 #include "support/path.h"
  93 #include "support/lyxfunctional.h"
  94
  95 #include <ctime>
  96 #include <clocale>
  97 #include <cstdlib>
  98 #include <cctype>
  99
 100 #include <utility>
 101 #include <algorithm>
 102
 103
 104 using std::pair;
 105 using std::make_pair;
 106 using std::endl;
 107 using std::find_if;
 108 using std::vector;
 109 using std::transform;
 110 using std::back_inserter;
 111
 112 extern BufferList bufferlist;
 113 extern LyXServer * lyxserver;
 114 extern bool selection_possible;
 115
 116 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 117
 118 extern void show_symbols_form(LyXFunc *);
 119
 120 extern LyXAction lyxaction;
 121 // (alkis)
 122 extern tex_accent_struct get_accent(kb_action action);
 123
 124 extern void ShowLatexLog();
 125
 126
 127 #if 0
 128
 129 ///
 130 class MiniBufferController : public SigC::Object {
 131 public:
 132         ///
 133         MiniBufferController() {
 134                 minibuffer
 135                         .cmdReady
 136                         .connect(slot(this,
 137                                       &MiniBufferController::receiveCommand));
 138                 minibuffer
 139                         .argReady
 140                         .connect(slot(this,
 141                                       &MiniBufferController::receiveArg));
 142         }
 143         ///
 144         void receiveCmd(string const & cmd) {}
 145         ///
 146         void receiveArg(string const & arg) {}
 147
 148
 149 private:
 150 };
 151
 152 namespace {
 153
 154 MiniBufferController mb_ctrl;
 155
 156 }
 157 #endif
 158
 159
 160 /* === globals =========================================================== */
 161
 162
 163 LyXFunc::LyXFunc(LyXView * o)
 164         : owner(o),
 165         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 166         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 167 {
 168         meta_fake_bit = key_modifier::none;
 169         lyx_dead_action = LFUN_NOACTION;
 170         lyx_calling_dead_action = LFUN_NOACTION;
 171 }
 172
 173
 174 inline
 175 LyXText * LyXFunc::TEXT(bool flag = true) const
 176 {
 177         if (flag)
 178                 return owner->view()->text;
 179         return owner->view()->getLyXText();
 180 }
 181
 182
 183 // I changed this func slightly. I commented out the ...FinishUndo(),
 184 // this means that all places that used to have a moveCursorUpdate, now
 185 // have a ...FinishUndo() as the preceeding statement. I have also added
 186 // a moveCursorUpdate to some of the functions that updated the cursor, but
 187 // that did not show its new position.
 188 inline
 189 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 190 {
 191         if (selecting || TEXT(flag)->selection.mark()) {
 192                 TEXT(flag)->setSelection(owner->view());
 193                 if (TEXT(flag)->bv_owner)
 194                     owner->view()->toggleToggle();
 195         }
 196         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 197         owner->view()->showCursor();
 198
 199         /* ---> Everytime the cursor is moved, show the current font state. */
 200         // should this too me moved out of this func?
 201         owner->view()->setState();
 202 }
 203
 204
 205 void LyXFunc::handleKeyFunc(kb_action action)
 206 {
 207         char c = keyseq.getiso();
 208
 209         if (keyseq.length() > 1) {
 210                 c = 0;
 211         }
 212
 213         owner->getIntl()->getTrans()
 214                 .deadkey(c, get_accent(action).accent, TEXT(false));
 215         // Need to clear, in case the minibuffer calls these
 216         // actions
 217         keyseq.clear();
 218         // copied verbatim from do_accent_char
 219         owner->view()->update(TEXT(false),
 220                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 221         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 222 }
 223
 224
 225 void LyXFunc::processKeySym(KeySym keysym, key_modifier::state state)
 226 {
 227         string argument;
 228
 229         if (lyxerr.debugging(Debug::KEY)) {
 230                 char const * tmp = XKeysymToString(keysym);
 231                 string const stm = (tmp ? tmp : "");
 232                 lyxerr << "KeySym is "
 233                        << stm
 234                        << "["
 235                        << keysym
 236                        << endl;
 237         }
 238         // Do nothing if we have nothing (JMarc)
 239         if (keysym == NoSymbol) {
 240                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 241                                    << endl;
 242                 return;
 243         }
 244
 245         // Can we be sure that this will work for all X Window
 246         // implementations? (Lgb)
 247         // This code snippet makes lyx ignore some keys. Perhaps
 248         // all of them should be explictly mentioned?
 249         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 250             || keysym == XK_Mode_switch || keysym == 0x0) {
 251                 return;
 252         }
 253
 254         // Do a one-deep top-level lookup for
 255         // cancel and meta-fake keys. RVDK_PATCH_5
 256         cancel_meta_seq.reset();
 257
 258         int action = cancel_meta_seq.addkey(keysym, state);
 259         if (lyxerr.debugging(Debug::KEY)) {
 260                 lyxerr << "action first set to [" << action << "]" << endl;
 261         }
 262
 263         // When not cancel or meta-fake, do the normal lookup.
 264         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 265         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 266         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 267 #if 0
 268                 if (lyxerr.debugging(Debug::KEY)) {
 269                         lyxerr << "meta_fake_bit is ["
 270                                << meta_fake_bit << "]" << endl;
 271                 }
 272 #endif
 273                 // remove Caps Lock and Mod2 as a modifiers
 274                 action = keyseq.addkey(keysym, (state | meta_fake_bit));
 275                 if (lyxerr.debugging(Debug::KEY)) {
 276                         lyxerr << "action now set to ["
 277                                << action << "]" << endl;
 278                 }
 279         }
 280         // Dont remove this unless you know what you are doing.
 281         meta_fake_bit = key_modifier::none;
 282
 283         // can this happen now ?
 284         if (action == LFUN_NOACTION) {
 285                 action = LFUN_PREFIX;
 286         }
 287
 288         if (lyxerr.debugging(Debug::KEY)) {
 289                 lyxerr << "Key [action="
 290                        << action << "]["
 291                        << keyseq.print() << "]"
 292                        << endl;
 293         }
 294
 295         // already here we know if it any point in going further
 296         // why not return already here if action == -1 and
 297         // num_bytes == 0? (Lgb)
 298
 299         if (keyseq.length() > 1) {
 300                 owner->message(keyseq.print());
 301         }
 302
 303         if (action == LFUN_UNKNOWN_ACTION) {
 304                 // It is unknown, but what if we remove all
 305                 // the modifiers? (Lgb)
 306                 action = keyseq.addkey(keysym, key_modifier::none);
 307
 308                 if (lyxerr.debugging(Debug::KEY)) {
 309                         lyxerr << "Removing modifiers...\n"
 310                                << "Action now set to ["
 311                                << action << "]" << endl;
 312                 }
 313                 if (action == LFUN_UNKNOWN_ACTION) {
 314                         owner->message(_("Unknown function."));
 315                         return;
 316                 }
 317         }
 318
 319         if (action == LFUN_SELFINSERT) {
 320                 // This is very X dependent.
 321                 unsigned int c = keysym;
 322                 string argument;
 323
 324                 c = kb_keymap::getiso(c);
 325
 326                 if (c > 0)
 327                         argument = static_cast<char>(c);
 328
 329                 dispatch(LFUN_SELFINSERT, argument);
 330                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 331                                    << argument << "']" << endl;
 332         }
 333         else
 334                 verboseDispatch(action, false);
 335 }
 336
 337
 338 FuncStatus LyXFunc::getStatus(int ac) const
 339 {
 340         kb_action action;
 341         string argument;
 342         action = lyxaction.retrieveActionArg(ac, argument);
 343         return getStatus(action, argument);
 344 }
 345
 346
 347 FuncStatus LyXFunc::getStatus(kb_action action,
 348                               string const & argument) const
 349 {
 350         FuncStatus flag;
 351         Buffer * buf = owner->buffer();
 352
 353         if (action == LFUN_NOACTION) {
 354                 setStatusMessage(N_("Nothing to do"));
 355                 return flag.disabled(true);
 356         }
 357
 358         if (action == LFUN_UNKNOWN_ACTION) {
 359                 setStatusMessage(N_("Unknown action"));
 360                 return flag.unknown(true);
 361         }
 362
 363         // the default error message if we disable the command
 364         setStatusMessage(N_("Command disabled"));
 365
 366         // Check whether we need a buffer
 367         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 368                 // Yes we need a buffer, do we have one?
 369                 if (buf) {
 370                         // yes
 371                         // Can we use a readonly buffer?
 372                         if (buf->isReadonly() &&
 373                             !lyxaction.funcHasFlag(action,
 374                                                    LyXAction::ReadOnly)) {
 375                                 // no
 376                                 setStatusMessage(N_("Document is read-only"));
 377                                 flag.disabled(true);
 378                         }
 379                 } else {
 380                         // no
 381                         setStatusMessage(N_("Command not allowed with"
 382                                            "out any document open"));
 383                         return flag.disabled(true);
 384                 }
 385         }
 386
 387         UpdatableInset * tli = owner->view()->theLockingInset();
 388
 389         // I would really like to avoid having this switch and rather try to
 390         // encode this in the function itself.
 391         bool disable = false;
 392         switch (action) {
 393         case LFUN_MENUPRINT:
 394                 disable = !Exporter::IsExportable(buf, "dvi")
 395                         || lyxrc.print_command == "none";
 396                 break;
 397         case LFUN_EXPORT:
 398                 disable = argument == "fax" &&
 399                         !Exporter::IsExportable(buf, argument);
 400                 break;
 401         case LFUN_UNDO:
 402                 disable = buf->undostack.empty();
 403                 break;
 404         case LFUN_REDO:
 405                 disable = buf->redostack.empty();
 406                 break;
 407         case LFUN_SPELLCHECK:
 408                 disable = lyxrc.isp_command == "none";
 409                 break;
 410 #ifndef HAVE_LIBAIKSAURUS
 411         case LFUN_THESAURUS_ENTRY:
 412                 disable = true;
 413                 break;
 414 #endif
 415         case LFUN_RUNCHKTEX:
 416                 disable = lyxrc.chktex_command == "none";
 417                 break;
 418         case LFUN_BUILDPROG:
 419                 disable = !Exporter::IsExportable(buf, "program");
 420                 break;
 421
 422         case LFUN_LAYOUT_TABULAR:
 423                 disable = !tli
 424                         || (tli->lyxCode() != Inset::TABULAR_CODE
 425                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 426                 break;
 427
 428         case LFUN_LAYOUT:
 429         case LFUN_LAYOUT_PARAGRAPH: {
 430                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 431                 disable = inset && inset->forceDefaultParagraphs(inset);
 432                 break;
 433         }
 434
 435         case LFUN_TABULAR_FEATURE:
 436                 disable = true;
 437                 if (tli) {
 438                         FuncStatus ret;
 439                         //ret.disabled(true);
 440                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 441                                 ret = static_cast<InsetTabular *>(tli)
 442                                         ->getStatus(argument);
 443                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 444                                 ret = static_cast<InsetTabular *>
 445                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 446                                         ->getStatus(argument);
 447                         }
 448                         flag |= ret;
 449                         disable = false;
 450                 } else {
 451                         static InsetTabular inset(*owner->buffer(), 1, 1);
 452                         FuncStatus ret;
 453
 454                         disable = true;
 455                         ret = inset.getStatus(argument);
 456                         if (ret.onoff(true) || ret.onoff(false))
 457                                 flag.setOnOff(false);
 458                 }
 459                 break;
 460
 461         case LFUN_VC_REGISTER:
 462                 disable = buf->lyxvc.inUse();
 463                 break;
 464         case LFUN_VC_CHECKIN:
 465                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 466                 break;
 467         case LFUN_VC_CHECKOUT:
 468                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 469                 break;
 470         case LFUN_VC_REVERT:
 471         case LFUN_VC_UNDO:
 472         case LFUN_VC_HISTORY:
 473                 disable = !buf->lyxvc.inUse();
 474                 break;
 475         case LFUN_BOOKMARK_GOTO:
 476                 disable =  !owner->view()->
 477                         isSavedPosition(strToUnsignedInt(argument));
 478                 break;
 479
 480
 481         case LFUN_INSET_TOGGLE: {
 482                 LyXText * lt = owner->view()->getLyXText();
 483                 disable = !(isEditableInset(lt->getInset())
 484                             || (lt->inset_owner
 485                                 && lt->inset_owner->owner()
 486                                 && lt->inset_owner->owner()->isOpen()));
 487                 break;
 488         }
 489         case LFUN_MATH_VALIGN:
 490                 if (mathcursor) {
 491                         char align = mathcursor->valign();
 492                         if (align == '\0') {
 493                                 disable = true;
 494                                 break;
 495                         }
 496                         if (argument.empty()) {
 497                                 flag.clear();
 498                                 break;
 499                         }
 500                         if (!contains("tcb", argument[0])) {
 501                                 disable = true;
 502                                 break;
 503                         }
 504                         flag.setOnOff(argument[0] == align);
 505                 } else
 506                         disable = true;
 507                 break;
 508
 509         case LFUN_MATH_HALIGN:
 510                 if (mathcursor) {
 511                         char align = mathcursor->halign();
 512                         if (align == '\0') {
 513                                 disable = true;
 514                                 break;
 515                         }
 516                         if (argument.empty()) {
 517                                 flag.clear();
 518                                 break;
 519                         }
 520                         if (!contains("lcr", argument[0])) {
 521                                 disable = true;
 522                                 break;
 523                         }
 524                         flag.setOnOff(argument[0] == align);
 525                 } else
 526                         disable = true;
 527                 break;
 528
 529         case LFUN_MATH_MUTATE:
 530                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 531                         MathInsetTypes type = mathcursor->formula()->getType();
 532                         if (argument == "inline") {
 533                                 flag.setOnOff(type == LM_OT_SIMPLE);
 534                         } else if (argument == "display") {
 535                                 flag.setOnOff(type == LM_OT_EQUATION);
 536                         } else if (argument == "eqnarray") {
 537                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 538                         } else if (argument == "align") {
 539                                 flag.setOnOff(type == LM_OT_ALIGN);
 540                         } else {
 541                                 disable = true;
 542                         }
 543                 } else
 544                         disable = true;
 545                 break;
 546
 547         // we just need to be in math mode to enable that
 548         case LFUN_MATH_SIZE:
 549         case LFUN_MATH_SPACE:
 550         case LFUN_MATH_LIMITS:
 551         case LFUN_MATH_NONUMBER:
 552         case LFUN_MATH_NUMBER:
 553                 disable = !mathcursor;
 554                 break;
 555
 556         // we need to be math mode and a math array for that
 557         // Hack: halign produces non-zero result iff we are in a math array
 558         case LFUN_MATH_ROW_INSERT:
 559         case LFUN_MATH_ROW_DELETE:
 560         case LFUN_MATH_COLUMN_INSERT:
 561         case LFUN_MATH_COLUMN_DELETE:
 562                 disable = !mathcursor || !mathcursor->halign();
 563                 break;
 564
 565         default:
 566                 break;
 567         }
 568
 569         // the functions which insert insets
 570         Inset::Code code = Inset::NO_CODE;
 571         switch (action) {
 572         case LFUN_INSET_ERT:
 573                 code = Inset::ERT_CODE;
 574                 break;
 575         case LFUN_INSET_GRAPHICS:
 576                 code = Inset::GRAPHICS_CODE;
 577                 break;
 578         case LFUN_INSET_FOOTNOTE:
 579                 code = Inset::FOOT_CODE;
 580                 break;
 581         case LFUN_DIALOG_TABULAR_INSERT:
 582         case LFUN_INSET_TABULAR:
 583                 code = Inset::TABULAR_CODE;
 584                 break;
 585         case LFUN_INSET_EXTERNAL:
 586                 code = Inset::EXTERNAL_CODE;
 587                 break;
 588         case LFUN_INSET_MARGINAL:
 589                 code = Inset::MARGIN_CODE;
 590                 break;
 591         case LFUN_INSET_MINIPAGE:
 592                 code = Inset::MINIPAGE_CODE;
 593                 break;
 594         case LFUN_INSET_FLOAT:
 595         case LFUN_INSET_WIDE_FLOAT:
 596                 code = Inset::FLOAT_CODE;
 597                 break;
 598         case LFUN_FLOAT_LIST:
 599                 code = Inset::FLOAT_LIST_CODE;
 600                 break;
 601 #if 0
 602         case LFUN_INSET_LIST:
 603                 code = Inset::LIST_CODE;
 604                 break;
 605         case LFUN_INSET_THEOREM:
 606                 code = Inset::THEOREM_CODE;
 607                 break;
 608 #endif
 609         case LFUN_INSET_CAPTION:
 610                 code = Inset::CAPTION_CODE;
 611                 break;
 612         case LFUN_INSERT_NOTE:
 613                 code = Inset::IGNORE_CODE;
 614                 break;
 615         case LFUN_INSERT_LABEL:
 616                 code = Inset::LABEL_CODE;
 617                 break;
 618         case LFUN_REF_INSERT:
 619                 code = Inset::REF_CODE;
 620                 break;
 621         case LFUN_CITATION_CREATE:
 622         case LFUN_CITATION_INSERT:
 623                 code = Inset::CITE_CODE;
 624                 break;
 625         case LFUN_INSERT_BIBTEX:
 626                 code = Inset::BIBTEX_CODE;
 627                 break;
 628         case LFUN_INDEX_INSERT:
 629         case LFUN_INDEX_INSERT_LAST:
 630         case LFUN_INDEX_CREATE:
 631                 code = Inset::INDEX_CODE;
 632                 break;
 633         case LFUN_INDEX_PRINT:
 634                 code = Inset::INDEX_PRINT_CODE;
 635                 break;
 636         case LFUN_CHILD_INSERT:
 637                 code = Inset::INCLUDE_CODE;
 638                 break;
 639         case LFUN_TOC_INSERT:
 640                 code = Inset::TOC_CODE;
 641                 break;
 642         case LFUN_PARENTINSERT:
 643                 code = Inset::PARENT_CODE;
 644                 break;
 645         case LFUN_HTMLURL:
 646         case LFUN_URL:
 647         case LFUN_INSERT_URL:
 648                 code = Inset::URL_CODE;
 649                 break;
 650         case LFUN_QUOTE:
 651                 // always allow this, since we will inset a raw quote
 652                 // if an inset is not allowed.
 653                 break;
 654         case LFUN_HYPHENATION:
 655         case LFUN_LIGATURE_BREAK:
 656         case LFUN_HFILL:
 657         case LFUN_MENU_SEPARATOR:
 658         case LFUN_LDOTS:
 659         case LFUN_END_OF_SENTENCE:
 660                 code = Inset::SPECIALCHAR_CODE;
 661                 break;
 662         case LFUN_PROTECTEDSPACE:
 663                 // slight hack: we know this is allowed in math mode
 664                 if (!mathcursor)
 665                         code = Inset::SPECIALCHAR_CODE;
 666                 break;
 667         default:
 668                 break;
 669         }
 670         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 671                 disable = true;
 672         }
 673
 674         if (disable)
 675                         flag.disabled(true);
 676
 677         // A few general toggles
 678         switch (action) {
 679         case LFUN_TOOLTIPS_TOGGLE:
 680                 flag.setOnOff(owner->getDialogs()->tooltipsEnabled());
 681                 break;
 682
 683         case LFUN_READ_ONLY_TOGGLE:
 684                 flag.setOnOff(buf->isReadonly());
 685                 break;
 686         case LFUN_APPENDIX:
 687                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 688                 break;
 689         case LFUN_SWITCHBUFFER:
 690                 // toggle on the current buffer, but do not toggle off
 691                 // the other ones (is that a good idea?)
 692                 if (argument == buf->fileName())
 693                         flag.setOnOff(true);
 694                 break;
 695         default:
 696                 break;
 697         }
 698
 699         // the font related toggles
 700         if (!mathcursor) {
 701                 LyXFont const & font = TEXT(false)->real_current_font;
 702                 switch (action) {
 703                 case LFUN_EMPH:
 704                         flag.setOnOff(font.emph() == LyXFont::ON);
 705                         break;
 706                 case LFUN_NOUN:
 707                         flag.setOnOff(font.noun() == LyXFont::ON);
 708                         break;
 709                 case LFUN_BOLD:
 710                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 711                         break;
 712                 case LFUN_SANS:
 713                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 714                         break;
 715                 case LFUN_ROMAN:
 716                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 717                         break;
 718                 case LFUN_CODE:
 719                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 720                         break;
 721                 default:
 722                         break;
 723                 }
 724         }
 725         else {
 726                 MathTextCodes tc = mathcursor->getLastCode();
 727                 switch (action) {
 728                 case LFUN_BOLD:
 729                         flag.setOnOff(tc == LM_TC_BF);
 730                         break;
 731                 case LFUN_SANS:
 732                         flag.setOnOff(tc == LM_TC_SF);
 733                         break;
 734                 case LFUN_EMPH:
 735                         flag.setOnOff(tc == LM_TC_CAL);
 736                         break;
 737                 case LFUN_ROMAN:
 738                         flag.setOnOff(tc == LM_TC_RM);
 739                         break;
 740                 case LFUN_CODE:
 741                         flag.setOnOff(tc == LM_TC_TT);
 742                         break;
 743                 case LFUN_NOUN:
 744                         flag.setOnOff(tc == LM_TC_BB);
 745                         break;
 746                 case LFUN_DEFAULT:
 747                         flag.setOnOff(tc == LM_TC_VAR);
 748                         break;
 749                 default:
 750                         break;
 751                 }
 752         }
 753
 754         return flag;
 755 }
 756
 757
 758 // temporary dispatch method
 759 void LyXFunc::miniDispatch(string const & s)
 760 {
 761         string s2(frontStrip(strip(s)));
 762
 763         if (!s2.empty()) {
 764                 verboseDispatch(s2, true);
 765         }
 766 }
 767
 768
 769 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 770 {
 771         int action = lyxaction.LookupFunc(frontStrip(s));
 772
 773         if (action == LFUN_UNKNOWN_ACTION) {
 774                 string const msg = string(_("Unknown function ("))
 775                         + s + ")";
 776                 owner->message(msg);
 777         } else {
 778                 verboseDispatch(action, show_sc);
 779         }
 780 }
 781
 782
 783 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 784 {
 785         string argument;
 786         kb_action action;
 787
 788         // get the real action and argument
 789         action = lyxaction.retrieveActionArg(ac, argument);
 790
 791         verboseDispatch(action, argument, show_sc);
 792 }
 793
 794
 795
 796 void LyXFunc::verboseDispatch(kb_action action,
 797                               string const & argument, bool show_sc)
 798 {
 799         string res = dispatch(action, argument);
 800
 801         commandshortcut.erase();
 802
 803         if (lyxrc.display_shortcuts && show_sc) {
 804                 if (action != LFUN_SELFINSERT) {
 805                         // Put name of command and list of shortcuts
 806                         // for it in minibuffer
 807                         string comname = lyxaction.getActionName(action);
 808
 809                         int pseudoaction = action;
 810                         bool argsadded = false;
 811
 812                         if (!argument.empty()) {
 813                                 // the pseudoaction is useful for the bindings
 814                                 pseudoaction =
 815                                         lyxaction.searchActionArg(action,
 816                                                                   argument);
 817
 818                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 819                                         pseudoaction = action;
 820                                 } else {
 821                                         comname += " " + argument;
 822                                         argsadded = true;
 823                                 }
 824                         }
 825
 826                         string const shortcuts =
 827                                 toplevel_keymap->findbinding(pseudoaction);
 828
 829                         if (!shortcuts.empty()) {
 830                                 comname += ": " + shortcuts;
 831                         } else if (!argsadded && !argument.empty()) {
 832                                 comname += " " + argument;
 833                         }
 834
 835                         if (!comname.empty()) {
 836                                 comname = strip(comname);
 837                                 commandshortcut = "(" + comname + ')';
 838                         }
 839                 }
 840         }
 841
 842         if (res.empty()) {
 843                 if (!commandshortcut.empty()) {
 844                         owner->getMiniBuffer()->addSet(commandshortcut);
 845                 }
 846         } else {
 847                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 848         }
 849 }
 850
 851
 852 string const LyXFunc::dispatch(kb_action action, string argument)
 853 {
 854         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 855                               <<"] arg[" << argument << "]" << endl;
 856
 857         // we have not done anything wrong yet.
 858         errorstat = false;
 859         dispatch_buffer.erase();
 860
 861 #ifdef NEW_DISPATCHER
 862         // We try do call the most specific dispatcher first:
 863         //  1. the lockinginset's dispatch
 864         //  2. the bufferview's dispatch
 865         //  3. the lyxview's dispatch
 866 #endif
 867
 868         selection_possible = false;
 869
 870         if (owner->view()->available())
 871                 owner->view()->hideCursor();
 872
 873         // We cannot use this function here
 874         if (getStatus(action, argument).disabled()) {
 875                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 876                        << lyxaction.getActionName(action)
 877                        << " [" << action << "] is disabled at this location"
 878                        << endl;
 879                 setErrorMessage(getStatusMessage());
 880                 goto exit_with_message;
 881         }
 882
 883         if (owner->view()->available() && owner->view()->theLockingInset()) {
 884                 UpdatableInset::RESULT result;
 885                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 886                                      (!keyseq.deleted())))
 887                 {
 888                         UpdatableInset * inset = owner->view()->theLockingInset();
 889 #if 1
 890                         int inset_x;
 891                         int dummy_y;
 892                         inset->getCursorPos(owner->view(), inset_x, dummy_y);
 893 #endif
 894                         if ((action == LFUN_UNKNOWN_ACTION)
 895                             && argument.empty()) {
 896                                 argument = keyseq.getiso();
 897                         }
 898                         // Undo/Redo is a bit tricky for insets.
 899                         if (action == LFUN_UNDO) {
 900                                 owner->view()->menuUndo();
 901                                 goto exit_with_message;
 902                         } else if (action == LFUN_REDO) {
 903                                 owner->view()->menuRedo();
 904                                 goto exit_with_message;
 905                         } else if (((result=inset->
 906                                      // Hand-over to inset's own dispatch:
 907                                      localDispatch(owner->view(), action, argument)) ==
 908                                     UpdatableInset::DISPATCHED) ||
 909                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 910                                 goto exit_with_message;
 911                                         // If UNDISPATCHED, just soldier on
 912                         else if (result == UpdatableInset::FINISHED) {
 913                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 914                                                 TEXT()->cursorRight(owner->view());
 915                                                 moveCursorUpdate(true, false);
 916                                                 owner->showState();
 917                                         }
 918                                         goto exit_with_message;
 919                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 920                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 921                                         TEXT()->cursorRight(owner->view());
 922                                         moveCursorUpdate(true, false);
 923                                         owner->showState();
 924                                 }
 925                                 goto exit_with_message;
 926                         } else if (result == UpdatableInset::FINISHED_UP) {
 927                                 if (TEXT()->cursor.irow()->previous()) {
 928 #if 1
 929                                         TEXT()->setCursorFromCoordinates(
 930                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 931                                                 TEXT()->cursor.iy() -
 932                                                 TEXT()->cursor.irow()->baseline() - 1);
 933                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 934 #else
 935                                         TEXT()->cursorUp(owner->view());
 936 #endif
 937                                         moveCursorUpdate(true, false);
 938                                         owner->showState();
 939                                 } else {
 940                                         owner->view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 941                                 }
 942                                 goto exit_with_message;
 943                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 944                                 if (TEXT()->cursor.irow()->next()) {
 945 #if 1
 946                                         TEXT()->setCursorFromCoordinates(
 947                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 948                                                 TEXT()->cursor.iy() -
 949                                                 TEXT()->cursor.irow()->baseline() +
 950                                                 TEXT()->cursor.irow()->height() + 1);
 951                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 952 #else
 953                                         TEXT()->cursorDown(owner->view());
 954 #endif
 955                                 } else {
 956                                         TEXT()->cursorRight(owner->view());
 957                                 }
 958                                 moveCursorUpdate(true, false);
 959                                 owner->showState();
 960                                 goto exit_with_message;
 961                         }
 962 #warning I am not sure this is still right, please have a look! (Jug 20020417)
 963                         else { // result == UNDISPATCHED
 964                                 //setMessage(N_("Text mode"));
 965                                 switch (action) {
 966                                 case LFUN_UNKNOWN_ACTION:
 967                                 case LFUN_BREAKPARAGRAPH:
 968                                 case LFUN_BREAKLINE:
 969                                         TEXT()->cursorRight(owner->view());
 970                                         owner->view()->setState();
 971                                         owner->showState();
 972                                         break;
 973                                 case LFUN_RIGHT:
 974                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 975                                                 TEXT()->cursorRight(owner->view());
 976                                                 moveCursorUpdate(true, false);
 977                                                 owner->showState();
 978                                         }
 979                                         goto exit_with_message;
 980                                 case LFUN_LEFT:
 981                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 982                                                 TEXT()->cursorRight(owner->view());
 983                                                 moveCursorUpdate(true, false);
 984                                                 owner->showState();
 985                                         }
 986                                         goto exit_with_message;
 987                                 case LFUN_DOWN:
 988                                         if (TEXT()->cursor.row()->next())
 989                                                 TEXT()->cursorDown(owner->view());
 990                                         else
 991                                                 TEXT()->cursorRight(owner->view());
 992                                         moveCursorUpdate(true, false);
 993                                         owner->showState();
 994                                         goto exit_with_message;
 995                                 default:
 996                                         break;
 997                                 }
 998                         }
 999                 }
1000         }
1001
1002         switch (action) {
1003
1004         case LFUN_ESCAPE:
1005         {
1006                 if (!owner->view()->available()) break;
1007                 // this function should be used always [asierra060396]
1008                 UpdatableInset * tli =
1009                         owner->view()->theLockingInset();
1010                 if (tli) {
1011                         UpdatableInset * lock = tli->getLockingInset();
1012
1013                         if (tli == lock) {
1014                                 owner->view()->unlockInset(tli);
1015                                 TEXT()->cursorRight(owner->view());
1016                                 moveCursorUpdate(true, false);
1017                                 owner->showState();
1018                         } else {
1019                                 tli->unlockInsetInInset(owner->view(),
1020                                                         lock,
1021                                                         true);
1022                         }
1023                         finishUndo();
1024                         // Tell the paragraph dialog that we changed paragraph
1025                         owner->getDialogs()->updateParagraph();
1026                 }
1027         }
1028         break;
1029
1030                 // --- Misc -------------------------------------------
1031         case LFUN_WORDFINDFORWARD  :
1032         case LFUN_WORDFINDBACKWARD : {
1033                 static string last_search;
1034                 string searched_string;
1035
1036                 if (!argument.empty()) {
1037                         last_search = argument;
1038                         searched_string = argument;
1039                 } else {
1040                         searched_string = last_search;
1041                 }
1042                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1043                 if (!searched_string.empty()) {
1044                         LyXFind(owner->view(), searched_string, fw);
1045                 }
1046 //              owner->view()->showCursor();
1047         }
1048         break;
1049
1050         case LFUN_PREFIX:
1051         {
1052                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1053                         owner->view()->update(TEXT(),
1054                                               BufferView::SELECT|BufferView::FITCUR);
1055                 }
1056                 owner->message(keyseq.printOptions());
1057         }
1058         break;
1059
1060         // --- Misc -------------------------------------------
1061         case LFUN_EXEC_COMMAND:
1062         {
1063                 vector<string> allCmds;
1064                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1065                           back_inserter(allCmds), lyx::firster());
1066                 static vector<string> hist;
1067                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1068                                                   allCmds, hist);
1069         }
1070         break;
1071
1072         case LFUN_CANCEL:                   // RVDK_PATCH_5
1073                 keyseq.reset();
1074                 meta_fake_bit = key_modifier::none;
1075                 if (owner->view()->available())
1076                         // cancel any selection
1077                         dispatch(LFUN_MARK_OFF);
1078                 setMessage(N_("Cancel"));
1079                 break;
1080
1081         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1082         {
1083                 meta_fake_bit = key_modifier::alt;
1084                 setMessage(keyseq.print());
1085         }
1086         break;
1087
1088         case LFUN_READ_ONLY_TOGGLE:
1089                 if (owner->buffer()->lyxvc.inUse()) {
1090                         owner->buffer()->lyxvc.toggleReadOnly();
1091                 } else {
1092                         owner->buffer()->setReadonly(
1093                                 !owner->buffer()->isReadonly());
1094                 }
1095                 break;
1096
1097         case LFUN_CENTER: // this is center and redraw.
1098                 owner->view()->center();
1099                 break;
1100
1101                 // --- Menus -----------------------------------------------
1102         case LFUN_MENUNEW:
1103                 menuNew(false);
1104                 break;
1105
1106         case LFUN_MENUNEWTMPLT:
1107                 menuNew(true);
1108                 break;
1109
1110         case LFUN_CLOSEBUFFER:
1111                 closeBuffer();
1112                 break;
1113
1114         case LFUN_MENUWRITE:
1115                 if (!owner->buffer()->isUnnamed()) {
1116                         ostringstream s1;
1117                         s1 << _("Saving document") << ' '
1118                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1119                         owner->message(s1.str().c_str());
1120                         MenuWrite(owner->view(), owner->buffer());
1121                 } else
1122                         WriteAs(owner->view(), owner->buffer());
1123                 break;
1124
1125         case LFUN_WRITEAS:
1126                 WriteAs(owner->view(), owner->buffer(), argument);
1127                 break;
1128
1129         case LFUN_MENURELOAD:
1130                 reloadBuffer();
1131                 break;
1132
1133         case LFUN_UPDATE:
1134                 Exporter::Export(owner->buffer(), argument, true);
1135                 break;
1136
1137         case LFUN_PREVIEW:
1138                 Exporter::Preview(owner->buffer(), argument);
1139                 break;
1140
1141         case LFUN_BUILDPROG:
1142                 Exporter::Export(owner->buffer(), "program", true);
1143                 break;
1144
1145         case LFUN_RUNCHKTEX:
1146                 MenuRunChktex(owner->buffer());
1147                 break;
1148
1149         case LFUN_MENUPRINT:
1150                 owner->getDialogs()->showPrint();
1151                 break;
1152
1153         case LFUN_EXPORT:
1154                 if (argument == "custom")
1155                         owner->getDialogs()->showSendto();
1156                 else
1157                         Exporter::Export(owner->buffer(), argument, false);
1158                 break;
1159
1160         case LFUN_IMPORT:
1161                 doImport(argument);
1162                 break;
1163
1164         case LFUN_QUIT:
1165                 QuitLyX();
1166                 break;
1167
1168         case LFUN_TOCVIEW:
1169 #if 0
1170         case LFUN_LOFVIEW:
1171         case LFUN_LOTVIEW:
1172         case LFUN_LOAVIEW:
1173 #endif
1174         {
1175                 InsetCommandParams p;
1176
1177 #if 0
1178                 if (action == LFUN_TOCVIEW)
1179 #endif
1180                         p.setCmdName("tableofcontents");
1181 #if 0
1182                 else if (action == LFUN_LOAVIEW)
1183                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1184                 else if (action == LFUN_LOFVIEW)
1185                         p.setCmdName("listoffigures");
1186                 else
1187                         p.setCmdName("listoftables");
1188 #endif
1189                 owner->getDialogs()->createTOC(p.getAsString());
1190                 break;
1191         }
1192
1193         case LFUN_DIALOG_TABULAR_INSERT:
1194                 owner->getDialogs()->showTabularCreate();
1195                 break;
1196
1197         case LFUN_AUTOSAVE:
1198                 AutoSave(owner->view());
1199                 break;
1200
1201         case LFUN_UNDO:
1202                 owner->view()->menuUndo();
1203                 break;
1204
1205         case LFUN_REDO:
1206                 owner->view()->menuRedo();
1207                 break;
1208
1209         case LFUN_MENUSEARCH:
1210                 owner->getDialogs()->showSearch();
1211                 break;
1212
1213         case LFUN_REMOVEERRORS:
1214                 if (owner->view()->removeAutoInsets()) {
1215                         owner->view()->redraw();
1216                         owner->view()->fitCursor();
1217                 }
1218                 break;
1219
1220         case LFUN_DEPTH_MIN:
1221                 changeDepth(owner->view(), TEXT(false), -1);
1222                 break;
1223
1224         case LFUN_DEPTH_PLUS:
1225                 changeDepth(owner->view(), TEXT(false), 1);
1226                 break;
1227
1228         case LFUN_FREE:
1229                 owner->getDialogs()->setUserFreeFont();
1230                 break;
1231
1232         case LFUN_RECONFIGURE:
1233                 Reconfigure(owner->view());
1234                 break;
1235
1236 #if 0
1237         case LFUN_FLOATSOPERATE:
1238                 if (argument == "openfoot")
1239                         owner->view()->allFloats(1,0);
1240                 else if (argument == "closefoot")
1241                         owner->view()->allFloats(0,0);
1242                 else if (argument == "openfig")
1243                         owner->view()->allFloats(1,1);
1244                 else if (argument == "closefig")
1245                         owner->view()->allFloats(0,1);
1246                 break;
1247 #else
1248 #ifdef WITH_WARNINGS
1249 //#warning Find another implementation here (or another lyxfunc)!
1250 #endif
1251 #endif
1252         case LFUN_HELP_ABOUTLYX:
1253                 owner->getDialogs()->showAboutlyx();
1254                 break;
1255
1256         case LFUN_HELP_TEXINFO:
1257                 owner->getDialogs()->showTexinfo();
1258                 break;
1259
1260         case LFUN_HELP_OPEN:
1261         {
1262                 string const arg = argument;
1263                 if (arg.empty()) {
1264                         setErrorMessage(N_("Missing argument"));
1265                         break;
1266                 }
1267                 owner->prohibitInput();
1268                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1269                 if (fname.empty()) {
1270                         lyxerr << "LyX: unable to find documentation file `"
1271                                << arg << "'. Bad installation?" << endl;
1272                         owner->allowInput();
1273                         break;
1274                 }
1275                 ostringstream str;
1276                 str << _("Opening help file") << ' '
1277                     << MakeDisplayPath(fname) << "...";
1278                 owner->message(str.str().c_str());
1279                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1280                 owner->allowInput();
1281                 break;
1282         }
1283
1284                 // --- version control -------------------------------
1285         case LFUN_VC_REGISTER:
1286         {
1287                 if (!owner->buffer()->lyxvc.inUse())
1288                         owner->buffer()->lyxvc.registrer();
1289         }
1290         break;
1291
1292         case LFUN_VC_CHECKIN:
1293         {
1294                 if (owner->buffer()->lyxvc.inUse()
1295                     && !owner->buffer()->isReadonly())
1296                         owner->buffer()->lyxvc.checkIn();
1297         }
1298         break;
1299
1300         case LFUN_VC_CHECKOUT:
1301         {
1302                 if (owner->buffer()->lyxvc.inUse()
1303                     && owner->buffer()->isReadonly())
1304                         owner->buffer()->lyxvc.checkOut();
1305         }
1306         break;
1307
1308         case LFUN_VC_REVERT:
1309         {
1310                 owner->buffer()->lyxvc.revert();
1311         }
1312         break;
1313
1314         case LFUN_VC_UNDO:
1315         {
1316                 owner->buffer()->lyxvc.undoLast();
1317         }
1318         break;
1319
1320         case LFUN_VC_HISTORY:
1321         {
1322                 owner->getDialogs()->showVCLogFile();
1323                 break;
1324         }
1325
1326         // --- buffers ----------------------------------------
1327
1328         case LFUN_SWITCHBUFFER:
1329                 owner->view()->buffer(bufferlist.getBuffer(argument));
1330                 break;
1331
1332         case LFUN_FILE_NEW:
1333         {
1334                 // servercmd: argument must be <file>:<template>
1335                 Buffer * tmpbuf = NewLyxFile(argument);
1336                 if (tmpbuf)
1337                         owner->view()->buffer(tmpbuf);
1338         }
1339         break;
1340
1341         case LFUN_FILE_OPEN:
1342                 open(argument);
1343                 break;
1344
1345         case LFUN_LATEX_LOG:
1346                 owner->getDialogs()->showLogFile();
1347                 break;
1348
1349         case LFUN_LAYOUT_DOCUMENT:
1350                 owner->getDialogs()->showDocument();
1351                 break;
1352
1353         case LFUN_LAYOUT_PARAGRAPH:
1354                 owner->getDialogs()->showParagraph();
1355                 break;
1356
1357         case LFUN_LAYOUT_CHARACTER:
1358                 owner->getDialogs()->showCharacter();
1359                 break;
1360
1361         case LFUN_LAYOUT_TABULAR:
1362             if (owner->view()->theLockingInset()) {
1363                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1364                     InsetTabular * inset = static_cast<InsetTabular *>
1365                         (owner->view()->theLockingInset());
1366                     inset->openLayoutDialog(owner->view());
1367                 } else if (owner->view()->theLockingInset()->
1368                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1369                     InsetTabular * inset = static_cast<InsetTabular *>(
1370                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1371                     inset->openLayoutDialog(owner->view());
1372                 }
1373             }
1374             break;
1375
1376         case LFUN_LAYOUT_PREAMBLE:
1377                 owner->getDialogs()->showPreamble();
1378                 break;
1379
1380         case LFUN_DROP_LAYOUTS_CHOICE:
1381                 owner->getToolbar()->openLayoutList();
1382                 break;
1383
1384         case LFUN_MENU_OPEN_BY_NAME:
1385                 owner->getMenubar()->openByName(argument);
1386                 break; // RVDK_PATCH_5
1387
1388         case LFUN_SPELLCHECK:
1389                 if (lyxrc.isp_command != "none")
1390                         owner->getDialogs()->showSpellchecker();
1391                 break;
1392
1393         // --- lyxserver commands ----------------------------
1394
1395
1396         case LFUN_GETNAME:
1397                 setMessage(owner->buffer()->fileName());
1398                 lyxerr[Debug::INFO] << "FNAME["
1399                                << owner->buffer()->fileName()
1400                                << "] " << endl;
1401                 break;
1402
1403         case LFUN_NOTIFY:
1404         {
1405                 dispatch_buffer = keyseq.print();
1406                 lyxserver->notifyClient(dispatch_buffer);
1407         }
1408         break;
1409
1410         case LFUN_GOTOFILEROW:
1411         {
1412                 string file_name;
1413                 int row;
1414                 istringstream istr(argument.c_str());
1415                 istr >> file_name >> row;
1416                 // Must replace extension of the file to be .lyx and get full path
1417                 string const s(ChangeExtension(file_name, ".lyx"));
1418
1419                 // Either change buffer or load the file
1420                 if (bufferlist.exists(s)) {
1421                         owner->view()->buffer(bufferlist.getBuffer(s));
1422                 } else {
1423                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1424                 }
1425
1426                 // Set the cursor
1427                 owner->view()->setCursorFromRow(row);
1428
1429                 // Recenter screen
1430                 owner->view()->center();
1431         }
1432         break;
1433
1434         case LFUN_GOTO_PARAGRAPH:
1435         {
1436                 istringstream istr(argument.c_str());
1437
1438                 int id;
1439                 istr >> id;
1440                 Paragraph * par = owner->buffer()->getParFromID(id);
1441                 if (par == 0) {
1442                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1443                                             << id << "]" << endl;
1444                         break;
1445                 } else {
1446                         lyxerr[Debug::INFO] << "Paragraph " << par->id()
1447                                             << " found." << endl;
1448                 }
1449
1450                 if (owner->view()->theLockingInset())
1451                         owner->view()->unlockInset(owner->view()->theLockingInset());
1452                 if (par->inInset()) {
1453                         par->inInset()->edit(owner->view());
1454                 }
1455                 // Set the cursor
1456                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1457                 owner->view()->setState();
1458                 owner->showState();
1459
1460                 // Recenter screen
1461                 owner->view()->center();
1462         }
1463         break;
1464
1465         case LFUN_APROPOS:
1466         case LFUN_GETTIP:
1467         {
1468                 int const qa = lyxaction.LookupFunc(argument);
1469                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1470         }
1471         break;
1472
1473         // --- toolbar ----------------------------------
1474         case LFUN_PUSH_TOOLBAR:
1475         {
1476                 int nth = strToInt(argument);
1477                 if (nth <= 0) {
1478                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1479                 } else {
1480                         owner->getToolbar()->push(nth);
1481                 }
1482         }
1483         break;
1484
1485         case LFUN_ADD_TO_TOOLBAR:
1486         {
1487                 if (lyxerr.debugging(Debug::GUI)) {
1488                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1489                                 "argument = `" << argument << '\'' << endl;
1490                 }
1491                 string tmp(argument);
1492                 //lyxerr <<string("Argument: ") + argument);
1493                 //lyxerr <<string("Tmp     : ") + tmp);
1494                 if (tmp.empty()) {
1495                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1496                 } else {
1497                         owner->getToolbar()->add(argument, false);
1498                         owner->getToolbar()->set();
1499                 }
1500         }
1501         break;
1502
1503         // --- insert characters ----------------------------------------
1504
1505         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1506         case LFUN_MATH_EXTERN:
1507         case LFUN_MATH_NUMBER:
1508         case LFUN_MATH_NONUMBER:
1509         case LFUN_MATH_LIMITS:
1510         {
1511                 setErrorMessage(N_("This is only allowed in math mode!"));
1512         }
1513         break;
1514
1515         // passthrough hat and underscore outside mathed:
1516         case LFUN_SUBSCRIPT:
1517                 dispatch(LFUN_SELFINSERT, "_");
1518                 break;
1519         case LFUN_SUPERSCRIPT:
1520                 dispatch(LFUN_SELFINSERT, "^");
1521                 break;
1522
1523         case LFUN_MATH_PANEL:
1524                 owner->getDialogs()->showMathPanel();
1525                 break;
1526
1527         case LFUN_CITATION_CREATE:
1528         {
1529                 InsetCommandParams p("cite");
1530
1531                 if (!argument.empty()) {
1532                         // This should be set at source, ie when typing
1533                         // "citation-insert foo" in the minibuffer.
1534                         // Question: would pybibliographer also need to be
1535                         // changed. Suspect so. Leave as-is therefore.
1536                         if (contains(argument, "|")) {
1537                                 p.setContents(token(argument, '|', 0));
1538                                 p.setOptions( token(argument, '|', 1));
1539                         } else {
1540                                 p.setContents(argument);
1541                         }
1542                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1543                 } else
1544                         owner->getDialogs()->createCitation(p.getAsString());
1545         }
1546         break;
1547
1548         case LFUN_CHILDOPEN:
1549         {
1550                 string const filename =
1551                         MakeAbsPath(argument,
1552                                     owner->buffer()->filePath());
1553                 setMessage(N_("Opening child document ") +
1554                            MakeDisplayPath(filename) + "...");
1555                 owner->view()->savePosition(0);
1556                 if (bufferlist.exists(filename))
1557                         owner->view()->buffer(bufferlist.getBuffer(filename));
1558                 else
1559                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1560         }
1561         break;
1562
1563         case LFUN_TOGGLECURSORFOLLOW:
1564                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1565                 break;
1566
1567         case LFUN_KMAP_OFF:             // keymap off
1568                 owner->getIntl()->KeyMapOn(false);
1569                 break;
1570
1571         case LFUN_KMAP_PRIM:    // primary keymap
1572                 owner->getIntl()->KeyMapPrim();
1573                 break;
1574
1575         case LFUN_KMAP_SEC:             // secondary keymap
1576                 owner->getIntl()->KeyMapSec();
1577                 break;
1578
1579         case LFUN_KMAP_TOGGLE:  // toggle keymap
1580                 owner->getIntl()->ToggleKeyMap();
1581                 break;
1582
1583         case LFUN_SEQUENCE:
1584         {
1585                 // argument contains ';'-terminated commands
1586                 while (argument.find(';') != string::npos) {
1587                         string first;
1588                         argument = split(argument, first, ';');
1589                         verboseDispatch(first, false);
1590                 }
1591         }
1592         break;
1593
1594         case LFUN_DIALOG_PREFERENCES:
1595                 owner->getDialogs()->showPreferences();
1596                 break;
1597
1598         case LFUN_SAVEPREFERENCES:
1599         {
1600                 Path p(user_lyxdir);
1601                 lyxrc.write("preferences");
1602         }
1603         break;
1604
1605         case LFUN_SCREEN_FONT_UPDATE:
1606         {
1607                 // handle the screen font changes.
1608                 //
1609                 lyxrc.set_font_norm_type();
1610                 fontloader.update();
1611                 // Of course we should only do the resize and the textcache.clear
1612                 // if values really changed...but not very important right now. (Lgb)
1613                 // All visible buffers will need resize
1614                 owner->resize();
1615                 // We also need to empty the textcache so that
1616                 // the buffer will be formatted correctly after
1617                 // a zoom change.
1618                 textcache.clear();
1619         }
1620         break;
1621
1622         case LFUN_SET_COLOR:
1623         {
1624                 string lyx_name;
1625                 string const x11_name = split(argument, lyx_name, ' ');
1626                 if (lyx_name.empty() || x11_name.empty()) {
1627                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1628                                                 " <x11_name>"));
1629                         break;
1630                         }
1631
1632                 bool const graphicsbg_changed =
1633                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1634                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1635
1636                 if (!lcolor.setColor(lyx_name, x11_name)) {
1637                         static string const err1 (N_("Set-color \""));
1638                         static string const err2 (
1639                                 N_("\" failed - color is undefined "
1640                                    "or may not be redefined"));
1641                         setErrorMessage(_(err1) + lyx_name + _(err2));
1642                         break;
1643                 }
1644
1645                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1646
1647                 if (graphicsbg_changed) {
1648                         grfx::GCache & gc = grfx::GCache::get();
1649                         gc.changeDisplay(true);
1650                 }
1651
1652                 owner->view()->redraw();
1653                 break;
1654         }
1655
1656         case LFUN_MESSAGE:
1657                 owner->message(argument);
1658                 break;
1659
1660         case LFUN_MESSAGE_PUSH:
1661                 owner->messagePush(argument);
1662                 break;
1663
1664         case LFUN_MESSAGE_POP:
1665                 owner->messagePop();
1666                 break;
1667
1668         case LFUN_FORKS_SHOW:
1669                 owner->getDialogs()->showForks();
1670                 break;
1671
1672         case LFUN_FORKS_KILL:
1673         {
1674                 if (!isStrInt(argument))
1675                         break;
1676
1677                 pid_t const pid = strToInt(argument);
1678                 ForkedcallsController & fcc = ForkedcallsController::get();
1679                 fcc.kill(pid);
1680                 break;
1681         }
1682
1683         case LFUN_TOOLTIPS_TOGGLE:
1684                 owner->getDialogs()->toggleTooltips();
1685                 break;
1686
1687         default:
1688                 // Then if it was none of the above
1689                 // Trying the BufferView::pimpl dispatch:
1690                 if (!owner->view()->Dispatch(action, argument))
1691                         lyxerr << "A truly unknown func ["
1692                                << lyxaction.getActionName(action) << "]!"
1693                                << endl;
1694                 break;
1695         } // end of switch
1696
1697 exit_with_message:
1698
1699         string const res = getMessage();
1700
1701         if (!res.empty())
1702                 owner->message(_(res));
1703         owner->updateMenubar();
1704         owner->updateToolbar();
1705
1706         return res;
1707 }
1708
1709
1710 void LyXFunc::setupLocalKeymap()
1711 {
1712         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1713         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1714 }
1715
1716
1717 void LyXFunc::menuNew(bool fromTemplate)
1718 {
1719         string initpath = lyxrc.document_path;
1720
1721         if (owner->view()->available()) {
1722                 string const trypath = owner->buffer()->filePath();
1723                 // If directory is writeable, use this as default.
1724                 if (IsDirWriteable(trypath))
1725                         initpath = trypath;
1726         }
1727
1728         static int newfile_number;
1729         string s;
1730
1731         if (lyxrc.new_ask_filename) {
1732                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1733                                    LFUN_SELECT_FILE_SYNC,
1734                         make_pair(string(_("Documents|#o#O")),
1735                                   string(lyxrc.document_path)),
1736                         make_pair(string(_("Templates|#T#t")),
1737                                   string(lyxrc.template_path)));
1738
1739                 FileDialog::Result result =
1740                         fileDlg.Select(initpath,
1741                                        _("*.lyx|LyX Documents (*.lyx)"),
1742                                        _("newfile"));
1743
1744                 if (result.second.empty()) {
1745                         owner->message(_("Canceled."));
1746                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1747                         return;
1748                 }
1749
1750                 // get absolute path of file and make sure the filename ends
1751                 // with .lyx
1752                 s = MakeAbsPath(result.second);
1753                 if (!IsLyXFilename(s))
1754                         s += ".lyx";
1755
1756                 // Check if the document already is open
1757                 if (bufferlist.exists(s)) {
1758                         switch (Alert::askConfirmation(_("Document is already open:"),
1759                                                 MakeDisplayPath(s, 50),
1760                                                 _("Do you want to close that document now?\n"
1761                                                   "('No' will just switch to the open version)")))
1762                         {
1763                         case 1: // Yes: close the document
1764                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1765                                 // If close is canceled, we cancel here too.
1766                                         return;
1767                                 break;
1768                         case 2: // No: switch to the open document
1769                                 owner->view()->buffer(bufferlist.getBuffer(s));
1770                                 return;
1771                         case 3: // Cancel: Do nothing
1772                                 owner->message(_("Canceled."));
1773                                 return;
1774                         }
1775                 }
1776                 // Check whether the file already exists
1777                 FileInfo fi(s);
1778                 if (fi.readable() &&
1779                     Alert::askQuestion(_("File already exists:"),
1780                                 MakeDisplayPath(s, 50),
1781                                 _("Do you want to open the document?"))) {
1782                                 // loads document
1783                         string const disp_fn(MakeDisplayPath(s));
1784
1785                         ostringstream str;
1786                         str << _("Opening  document") << ' '
1787                             << disp_fn << "...";
1788
1789                         owner->message(str.str().c_str());
1790                         //XFlush(fl_get_display());
1791                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1792                         ostringstream str2;
1793                         str2 << _("Document") << ' '
1794                              << disp_fn << ' ' << _("opened.");
1795
1796                         owner->message(str2.str().c_str());
1797
1798                         return;
1799                 }
1800         } else {
1801                 s = AddName(lyxrc.document_path,
1802                             "newfile" + tostr(++newfile_number) + ".lyx");
1803                 FileInfo fi(s);
1804                 while (bufferlist.exists(s) || fi.readable()) {
1805                         ++newfile_number;
1806                         s = AddName(lyxrc.document_path,
1807                                     "newfile" + tostr(newfile_number) +
1808                                     ".lyx");
1809                         fi.newFile(s);
1810                 }
1811         }
1812
1813         // The template stuff
1814         string templname;
1815         if (fromTemplate) {
1816                 FileDialog fileDlg(owner, _("Select template file"),
1817                         LFUN_SELECT_FILE_SYNC,
1818                         make_pair(string(_("Documents|#o#O")),
1819                                   string(lyxrc.document_path)),
1820                         make_pair(string(_("Templates|#T#t")),
1821                                   string(lyxrc.template_path)));
1822
1823                 FileDialog::Result result =
1824                         fileDlg.Select(lyxrc.template_path,
1825                                        _("*.lyx|LyX Documents (*.lyx)"));
1826
1827                 if (result.first == FileDialog::Later)
1828                         return;
1829
1830                 string const fname = result.second;
1831
1832                 if (fname.empty())
1833                         return;
1834                 templname = fname;
1835         }
1836
1837         // find a free buffer
1838         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1839         owner->view()->buffer(bufferlist.newFile(s, templname));
1840 }
1841
1842
1843 void LyXFunc::open(string const & fname)
1844 {
1845         string initpath = lyxrc.document_path;
1846
1847         if (owner->view()->available()) {
1848                 string const trypath = owner->buffer()->filePath();
1849                 // If directory is writeable, use this as default.
1850                 if (IsDirWriteable(trypath))
1851                         initpath = trypath;
1852         }
1853
1854         string filename;
1855
1856         if (fname.empty()) {
1857                 FileDialog fileDlg(owner, _("Select document to open"),
1858                         LFUN_FILE_OPEN,
1859                         make_pair(string(_("Documents|#o#O")),
1860                                   string(lyxrc.document_path)),
1861                         make_pair(string(_("Examples|#E#e")),
1862                                   string(AddPath(system_lyxdir, "examples"))));
1863
1864                 FileDialog::Result result =
1865                         fileDlg.Select(initpath,
1866                                        "*.lyx|LyX Documents (*.lyx)");
1867
1868                 if (result.first == FileDialog::Later)
1869                         return;
1870
1871                 filename = result.second;
1872
1873                 // check selected filename
1874                 if (filename.empty()) {
1875                         owner->message(_("Canceled."));
1876                         return;
1877                 }
1878         } else
1879                 filename = fname;
1880
1881         // get absolute path of file and add ".lyx" to the filename if
1882         // necessary
1883         string const fullpath = FileSearch(string(), filename, "lyx");
1884         if (fullpath.empty()) {
1885                 Alert::alert(_("Error"), _("Could not find file"), filename);
1886                 return;
1887         }
1888
1889         filename = fullpath;
1890
1891         // loads document
1892         string const disp_fn(MakeDisplayPath(filename));
1893
1894         ostringstream str;
1895         str << _("Opening document") << ' ' << disp_fn << "...";
1896
1897         owner->message(str.str().c_str());
1898
1899         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1900         if (openbuf) {
1901                 owner->view()->buffer(openbuf);
1902                 ostringstream str;
1903                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1904                 owner->message(str.str().c_str());
1905         } else {
1906                 ostringstream str;
1907                 str << _("Could not open document") << ' ' << disp_fn;
1908                 owner->message(str.str().c_str());
1909         }
1910 }
1911
1912
1913 // checks for running without gui are missing.
1914 void LyXFunc::doImport(string const & argument)
1915 {
1916         string format;
1917         string filename = split(argument, format, ' ');
1918         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1919                             << " file: " << filename << endl;
1920
1921         if (filename.empty()) { // need user interaction
1922                 string initpath = lyxrc.document_path;
1923
1924                 if (owner->view()->available()) {
1925                         string const trypath = owner->buffer()->filePath();
1926                         // If directory is writeable, use this as default.
1927                         if (IsDirWriteable(trypath))
1928                                 initpath = trypath;
1929                 }
1930
1931                 string const text = _("Select ") + formats.prettyName(format)
1932                         + _(" file to import");
1933
1934                 FileDialog fileDlg(owner, text,
1935                         LFUN_IMPORT,
1936                         make_pair(string(_("Documents|#o#O")),
1937                                   string(lyxrc.document_path)),
1938                         make_pair(string(_("Examples|#E#e")),
1939                                   string(AddPath(system_lyxdir, "examples"))));
1940
1941                 string const extension = "*." + formats.extension(format)
1942                         + "| " + formats.prettyName(format)
1943                         + " (*." + formats.extension(format) + ")";
1944
1945                 FileDialog::Result result = fileDlg.Select(initpath,
1946                                                            extension);
1947
1948                 if (result.first == FileDialog::Later)
1949                         return;
1950
1951                 filename = result.second;
1952
1953                 // check selected filename
1954                 if (filename.empty())
1955                         owner->message(_("Canceled."));
1956         }
1957
1958         // still no filename? abort
1959         if (filename.empty())
1960                 return;
1961
1962         // get absolute path of file
1963         filename = MakeAbsPath(filename);
1964
1965         string const lyxfile = ChangeExtension(filename, ".lyx");
1966
1967         // Check if the document already is open
1968         if (bufferlist.exists(lyxfile)) {
1969                 switch (Alert::askConfirmation(_("Document is already open:"),
1970                                         MakeDisplayPath(lyxfile, 50),
1971                                         _("Do you want to close that document now?\n"
1972                                           "('No' will just switch to the open version)")))
1973                         {
1974                         case 1: // Yes: close the document
1975                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1976                                 // If close is canceled, we cancel here too.
1977                                         return;
1978                                 break;
1979                         case 2: // No: switch to the open document
1980                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1981                                 return;
1982                         case 3: // Cancel: Do nothing
1983                                 owner->message(_("Canceled."));
1984                                 return;
1985                         }
1986         }
1987
1988         // Check if a LyX document by the same root exists in filesystem
1989         FileInfo const f(lyxfile, true);
1990         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1991                                       MakeDisplayPath(lyxfile),
1992                                       _("already exists. Overwrite?"))) {
1993                 owner->message(_("Canceled"));
1994                 return;
1995         }
1996         // filename should be valid now
1997
1998         Importer::Import(owner, filename, format);
1999 }
2000
2001
2002 void LyXFunc::reloadBuffer()
2003 {
2004         string const fn = owner->buffer()->fileName();
2005         if (bufferlist.close(owner->buffer()))
2006                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
2007 }
2008
2009
2010 void LyXFunc::closeBuffer()
2011 {
2012         if (bufferlist.close(owner->buffer()) && !quitting) {
2013                 if (bufferlist.empty()) {
2014                         // need this otherwise SEGV may occur while trying to
2015                         // set variables that don't exist
2016                         // since there's no current buffer
2017                         owner->getDialogs()->hideBufferDependent();
2018                 } else {
2019                         owner->view()->buffer(bufferlist.first());
2020                 }
2021         }
2022 }
2023
2024
2025 // Each "owner" should have it's own message method. lyxview and
2026 // the minibuffer would use the minibuffer, but lyxserver would
2027 // send an ERROR signal to its client.  Alejandro 970603
2028 // This func is bit problematic when it comes to NLS, to make the
2029 // lyx servers client be language indepenent we must not translate
2030 // strings sent to this func.
2031 void LyXFunc::setErrorMessage(string const & m) const
2032 {
2033         dispatch_buffer = m;
2034         errorstat = true;
2035 }
2036
2037
2038 void LyXFunc::setMessage(string const & m) const
2039 {
2040         dispatch_buffer = m;
2041 }
2042
2043
2044 void LyXFunc::setStatusMessage(string const & m) const
2045 {
2046         status_buffer = m;
2047 }
2048
2049
2050 void LyXFunc::initMiniBuffer()
2051 {
2052         string text = _("Welcome to LyX!");
2053
2054         // When meta-fake key is pressed, show the key sequence so far + "M-".
2055         if (wasMetaKey()) {
2056                 text = keyseq.print();
2057                 text += "M-";
2058         }
2059
2060         // Else, when a non-complete key sequence is pressed,
2061         // show the available options.
2062         if (keyseq.length() > 0 && !keyseq.deleted()) {
2063                 text = keyseq.printOptions();
2064         }
2065
2066         // Else, show the buffer state.
2067         else if (owner->view()->available()) {
2068                 Buffer * tmpbuf = owner->buffer();
2069
2070                 string const nicename =
2071                         MakeDisplayPath(tmpbuf->fileName());
2072                 // Should we do this instead? (kindo like emacs)
2073                 // leaves more room for other information
2074                 text = "LyX: ";
2075                 text += nicename;
2076                 if (tmpbuf->lyxvc.inUse()) {
2077                         text += " [";
2078                         text += tmpbuf->lyxvc.versionString();
2079                         text += ' ';
2080                         text += tmpbuf->lyxvc.locker();
2081                         if (tmpbuf->isReadonly())
2082                                 text += " (RO)";
2083                         text += ']';
2084                 } else if (tmpbuf->isReadonly())
2085                         text += " [RO]";
2086                 if (!tmpbuf->isLyxClean())
2087                         text += _(" (Changed)");
2088         } else {
2089                 if (text != _("Welcome to LyX!")) // this is a hack
2090                         text = _("* No document open *");
2091         }
2092
2093         owner->message(text);
2094 }