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 "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 "LyXView.h"
  40 #include "FloatList.h"
  41 #include "converter.h"
  42 #include "exporter.h"
  43 #include "importer.h"
  44 #include "FontLoader.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 = 0;
 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, unsigned int 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 << "] State is ["
 236                        << state << "]"
 237                        << endl;
 238         }
 239         // Do nothing if we have nothing (JMarc)
 240         if (keysym == NoSymbol) {
 241                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 242                                    << endl;
 243                 return;
 244         }
 245
 246         // Can we be sure that this will work for all X Window
 247         // implementations? (Lgb)
 248         // This code snippet makes lyx ignore some keys. Perhaps
 249         // all of them should be explictly mentioned?
 250         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 251             || keysym == XK_Mode_switch || keysym == 0x0) {
 252                 return;
 253         }
 254
 255         // Do a one-deep top-level lookup for
 256         // cancel and meta-fake keys. RVDK_PATCH_5
 257         cancel_meta_seq.reset();
 258
 259         int action = cancel_meta_seq.addkey(keysym, state
 260                                             &(ShiftMask|ControlMask
 261                                               |Mod1Mask));
 262         if (lyxerr.debugging(Debug::KEY)) {
 263                 lyxerr << "action first set to [" << action << "]" << endl;
 264         }
 265
 266         // When not cancel or meta-fake, do the normal lookup.
 267         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 268         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 269         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 270                 if (lyxerr.debugging(Debug::KEY)) {
 271                         lyxerr << "meta_fake_bit is ["
 272                                << meta_fake_bit << "]" << endl;
 273                 }
 274                 // remove Caps Lock and Mod2 as a modifiers
 275                 action = keyseq.addkey(keysym,
 276                                        (state | meta_fake_bit)
 277                                        &(ShiftMask|ControlMask
 278                                          |Mod1Mask));
 279                 if (lyxerr.debugging(Debug::KEY)) {
 280                         lyxerr << "action now set to ["
 281                                << action << "]" << endl;
 282                 }
 283         }
 284         // Dont remove this unless you know what you are doing.
 285         meta_fake_bit = 0;
 286
 287         // can this happen now ?
 288         if (action == LFUN_NOACTION) {
 289                 action = LFUN_PREFIX;
 290         }
 291
 292         if (lyxerr.debugging(Debug::KEY)) {
 293                 lyxerr << "Key [action="
 294                        << action << "]["
 295                        << keyseq.print() << "]"
 296                        << endl;
 297         }
 298
 299         // already here we know if it any point in going further
 300         // why not return already here if action == -1 and
 301         // num_bytes == 0? (Lgb)
 302
 303         if (keyseq.length() > 1) {
 304                 owner->message(keyseq.print());
 305         }
 306
 307         if (action == LFUN_UNKNOWN_ACTION) {
 308                 // It is unknown, but what if we remove all
 309                 // the modifiers? (Lgb)
 310                 action = keyseq.addkey(keysym, 0);
 311
 312                 if (lyxerr.debugging(Debug::KEY)) {
 313                         lyxerr << "Removing modifiers...\n"
 314                                << "Action now set to ["
 315                                << action << "]" << endl;
 316                 }
 317                 if (action == LFUN_UNKNOWN_ACTION) {
 318                         owner->message(_("Unknown function."));
 319                         return;
 320                 }
 321         }
 322
 323         if (action == LFUN_SELFINSERT) {
 324                 // This is very X dependent.
 325                 unsigned int c = keysym;
 326                 string argument;
 327
 328                 c = kb_keymap::getiso(c);
 329
 330                 if (c > 0)
 331                         argument = static_cast<char>(c);
 332
 333                 dispatch(LFUN_SELFINSERT, argument);
 334                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 335                                    << argument << "']" << endl;
 336         }
 337         else
 338                 verboseDispatch(action, false);
 339 }
 340
 341
 342 FuncStatus LyXFunc::getStatus(int ac) const
 343 {
 344         kb_action action;
 345         string argument;
 346         action = lyxaction.retrieveActionArg(ac, argument);
 347         return getStatus(action, argument);
 348 }
 349
 350
 351 FuncStatus LyXFunc::getStatus(kb_action action,
 352                               string const & argument) const
 353 {
 354         FuncStatus flag;
 355         Buffer * buf = owner->buffer();
 356
 357         if (action == LFUN_NOACTION) {
 358                 setStatusMessage(N_("Nothing to do"));
 359                 return flag.disabled(true);
 360         }
 361
 362         if (action == LFUN_UNKNOWN_ACTION) {
 363                 setStatusMessage(N_("Unknown action"));
 364                 return flag.unknown(true);
 365         }
 366
 367         // the default error message if we disable the command
 368         setStatusMessage(N_("Command disabled"));
 369
 370         // Check whether we need a buffer
 371         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 372                 // Yes we need a buffer, do we have one?
 373                 if (buf) {
 374                         // yes
 375                         // Can we use a readonly buffer?
 376                         if (buf->isReadonly() &&
 377                             !lyxaction.funcHasFlag(action,
 378                                                    LyXAction::ReadOnly)) {
 379                                 // no
 380                                 setStatusMessage(N_("Document is read-only"));
 381                                 flag.disabled(true);
 382                         }
 383                 } else {
 384                         // no
 385                         setStatusMessage(N_("Command not allowed with"
 386                                            "out any document open"));
 387                         return flag.disabled(true);
 388                 }
 389         }
 390
 391         UpdatableInset * tli = owner->view()->theLockingInset();
 392
 393         // I would really like to avoid having this switch and rather try to
 394         // encode this in the function itself.
 395         bool disable = false;
 396         switch (action) {
 397         case LFUN_MENUPRINT:
 398                 disable = !Exporter::IsExportable(buf, "dvi")
 399                         || lyxrc.print_command == "none";
 400                 break;
 401         case LFUN_EXPORT:
 402                 disable = argument == "fax" &&
 403                         !Exporter::IsExportable(buf, argument);
 404                 break;
 405         case LFUN_UNDO:
 406                 disable = buf->undostack.empty();
 407                 break;
 408         case LFUN_REDO:
 409                 disable = buf->redostack.empty();
 410                 break;
 411         case LFUN_SPELLCHECK:
 412                 disable = lyxrc.isp_command == "none";
 413                 break;
 414 #ifndef HAVE_LIBAIKSAURUS
 415         case LFUN_THESAURUS_ENTRY:
 416                 disable = true;
 417                 break;
 418 #endif
 419         case LFUN_RUNCHKTEX:
 420                 disable = lyxrc.chktex_command == "none";
 421                 break;
 422         case LFUN_BUILDPROG:
 423                 disable = !Exporter::IsExportable(buf, "program");
 424                 break;
 425
 426         case LFUN_LAYOUT_TABULAR:
 427                 disable = !tli
 428                         || (tli->lyxCode() != Inset::TABULAR_CODE
 429                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 430                 break;
 431
 432         case LFUN_LAYOUT:
 433         case LFUN_LAYOUT_PARAGRAPH: {
 434                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 435                 disable = inset && inset->forceDefaultParagraphs(inset);
 436                 break;
 437         }
 438
 439         case LFUN_TABULAR_FEATURE:
 440                 disable = true;
 441                 if (tli) {
 442                         FuncStatus ret;
 443                         //ret.disabled(true);
 444                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 445                                 ret = static_cast<InsetTabular *>(tli)
 446                                         ->getStatus(argument);
 447                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 448                                 ret = static_cast<InsetTabular *>
 449                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 450                                         ->getStatus(argument);
 451                         }
 452                         flag |= ret;
 453                         disable = false;
 454                 } else {
 455                         static InsetTabular inset(*owner->buffer(), 1, 1);
 456                         FuncStatus ret;
 457
 458                         disable = true;
 459                         ret = inset.getStatus(argument);
 460                         if (ret.onoff(true) || ret.onoff(false))
 461                                 flag.setOnOff(false);
 462                 }
 463                 break;
 464
 465         case LFUN_VC_REGISTER:
 466                 disable = buf->lyxvc.inUse();
 467                 break;
 468         case LFUN_VC_CHECKIN:
 469                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 470                 break;
 471         case LFUN_VC_CHECKOUT:
 472                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 473                 break;
 474         case LFUN_VC_REVERT:
 475         case LFUN_VC_UNDO:
 476         case LFUN_VC_HISTORY:
 477                 disable = !buf->lyxvc.inUse();
 478                 break;
 479         case LFUN_BOOKMARK_GOTO:
 480                 disable =  !owner->view()->
 481                         isSavedPosition(strToUnsignedInt(argument));
 482                 break;
 483
 484
 485         case LFUN_INSET_TOGGLE: {
 486                 LyXText * lt = owner->view()->getLyXText();
 487                 disable = !(isEditableInset(lt->getInset())
 488                             || (lt->inset_owner
 489                                 && lt->inset_owner->owner()
 490                                 && lt->inset_owner->owner()->isOpen()));
 491                 break;
 492         }
 493         case LFUN_MATH_VALIGN:
 494                 if (mathcursor) {
 495                         char align = mathcursor->valign();
 496                         if (align == '\0') {
 497                                 disable = true;
 498                                 break;
 499                         }
 500                         if (argument.empty()) {
 501                                 flag.clear();
 502                                 break;
 503                         }
 504                         if (!contains("tcb", argument[0])) {
 505                                 disable = true;
 506                                 break;
 507                         }
 508                         flag.setOnOff(argument[0] == align);
 509                 } else
 510                         disable = true;
 511                 break;
 512
 513         case LFUN_MATH_HALIGN:
 514                 if (mathcursor) {
 515                         char align = mathcursor->halign();
 516                         if (align == '\0') {
 517                                 disable = true;
 518                                 break;
 519                         }
 520                         if (argument.empty()) {
 521                                 flag.clear();
 522                                 break;
 523                         }
 524                         if (!contains("lcr", argument[0])) {
 525                                 disable = true;
 526                                 break;
 527                         }
 528                         flag.setOnOff(argument[0] == align);
 529                 } else
 530                         disable = true;
 531                 break;
 532
 533         case LFUN_MATH_MUTATE:
 534                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 535                         MathInsetTypes type = mathcursor->formula()->getType();
 536                         if (argument == "inline") {
 537                                 flag.setOnOff(type == LM_OT_SIMPLE);
 538                         } else if (argument == "display") {
 539                                 flag.setOnOff(type == LM_OT_EQUATION);
 540                         } else if (argument == "eqnarray") {
 541                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 542                         } else if (argument == "align") {
 543                                 flag.setOnOff(type == LM_OT_ALIGN);
 544                         } else {
 545                                 disable = true;
 546                         }
 547                 } else
 548                         disable = true;
 549                 break;
 550
 551         // we just need to be in math mode to enable that
 552         case LFUN_MATH_SIZE:
 553         case LFUN_MATH_SPACE:
 554         case LFUN_MATH_LIMITS:
 555         case LFUN_MATH_NONUMBER:
 556         case LFUN_MATH_NUMBER:
 557                 disable = !mathcursor;
 558                 break;
 559
 560         // we need to be math mode and a math array for that
 561         // Hack: halign produces non-zero result iff we are in a math array
 562         case LFUN_MATH_ROW_INSERT:
 563         case LFUN_MATH_ROW_DELETE:
 564         case LFUN_MATH_COLUMN_INSERT:
 565         case LFUN_MATH_COLUMN_DELETE:
 566                 disable = !mathcursor || !mathcursor->halign();
 567                 break;
 568
 569         default:
 570                 break;
 571         }
 572
 573         // the functions which insert insets
 574         Inset::Code code = Inset::NO_CODE;
 575         switch (action) {
 576         case LFUN_INSET_ERT:
 577                 code = Inset::ERT_CODE;
 578                 break;
 579         case LFUN_INSET_GRAPHICS:
 580                 code = Inset::GRAPHICS_CODE;
 581                 break;
 582         case LFUN_INSET_FOOTNOTE:
 583                 code = Inset::FOOT_CODE;
 584                 break;
 585         case LFUN_DIALOG_TABULAR_INSERT:
 586         case LFUN_INSET_TABULAR:
 587                 code = Inset::TABULAR_CODE;
 588                 break;
 589         case LFUN_INSET_EXTERNAL:
 590                 code = Inset::EXTERNAL_CODE;
 591                 break;
 592         case LFUN_INSET_MARGINAL:
 593                 code = Inset::MARGIN_CODE;
 594                 break;
 595         case LFUN_INSET_MINIPAGE:
 596                 code = Inset::MINIPAGE_CODE;
 597                 break;
 598         case LFUN_INSET_FLOAT:
 599         case LFUN_INSET_WIDE_FLOAT:
 600                 code = Inset::FLOAT_CODE;
 601                 break;
 602         case LFUN_FLOAT_LIST:
 603                 code = Inset::FLOAT_LIST_CODE;
 604                 break;
 605 #if 0
 606         case LFUN_INSET_LIST:
 607                 code = Inset::LIST_CODE;
 608                 break;
 609         case LFUN_INSET_THEOREM:
 610                 code = Inset::THEOREM_CODE;
 611                 break;
 612 #endif
 613         case LFUN_INSET_CAPTION:
 614                 code = Inset::CAPTION_CODE;
 615                 break;
 616         case LFUN_INSERT_NOTE:
 617                 code = Inset::IGNORE_CODE;
 618                 break;
 619         case LFUN_INSERT_LABEL:
 620                 code = Inset::LABEL_CODE;
 621                 break;
 622         case LFUN_REF_INSERT:
 623                 code = Inset::REF_CODE;
 624                 break;
 625         case LFUN_CITATION_CREATE:
 626         case LFUN_CITATION_INSERT:
 627                 code = Inset::CITE_CODE;
 628                 break;
 629         case LFUN_INSERT_BIBTEX:
 630                 code = Inset::BIBTEX_CODE;
 631                 break;
 632         case LFUN_INDEX_INSERT:
 633         case LFUN_INDEX_INSERT_LAST:
 634         case LFUN_INDEX_CREATE:
 635                 code = Inset::INDEX_CODE;
 636                 break;
 637         case LFUN_INDEX_PRINT:
 638                 code = Inset::INDEX_PRINT_CODE;
 639                 break;
 640         case LFUN_CHILD_INSERT:
 641                 code = Inset::INCLUDE_CODE;
 642                 break;
 643         case LFUN_TOC_INSERT:
 644                 code = Inset::TOC_CODE;
 645                 break;
 646         case LFUN_PARENTINSERT:
 647                 code = Inset::PARENT_CODE;
 648                 break;
 649         case LFUN_HTMLURL:
 650         case LFUN_URL:
 651         case LFUN_INSERT_URL:
 652                 code = Inset::URL_CODE;
 653                 break;
 654         case LFUN_QUOTE:
 655                 // always allow this, since we will inset a raw quote
 656                 // if an inset is not allowed.
 657                 break;
 658         case LFUN_HYPHENATION:
 659         case LFUN_LIGATURE_BREAK:
 660         case LFUN_HFILL:
 661         case LFUN_MENU_SEPARATOR:
 662         case LFUN_LDOTS:
 663         case LFUN_END_OF_SENTENCE:
 664         case LFUN_PROTECTEDSPACE:
 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                         if ((action == LFUN_UNKNOWN_ACTION)
 889                             && argument.empty()) {
 890                                 argument = keyseq.getiso();
 891                         }
 892                         // Undo/Redo is a bit tricky for insets.
 893                         if (action == LFUN_UNDO) {
 894                                 owner->view()->menuUndo();
 895                                 goto exit_with_message;
 896                         } else if (action == LFUN_REDO) {
 897                                 owner->view()->menuRedo();
 898                                 goto exit_with_message;
 899                         } else if (((result=owner->view()->theLockingInset()->
 900                                      // Hand-over to inset's own dispatch:
 901                                      localDispatch(owner->view(), action, argument)) ==
 902                                     UpdatableInset::DISPATCHED) ||
 903                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 904                                 goto exit_with_message;
 905                                         // If UNDISPATCHED, just soldier on
 906                         else if (result == UpdatableInset::FINISHED) {
 907                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 908                                                 TEXT()->cursorRight(owner->view());
 909                                                 moveCursorUpdate(true, false);
 910                                                 owner->showState();
 911                                         }
 912                                         goto exit_with_message;
 913                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 914                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 915                                         TEXT()->cursorRight(owner->view());
 916                                         moveCursorUpdate(true, false);
 917                                         owner->showState();
 918                                 }
 919                                 goto exit_with_message;
 920                         } else if (result == UpdatableInset::FINISHED_UP) {
 921                                 if (TEXT()->cursor.row()->previous()) {
 922                                         TEXT()->cursorUp(owner->view());
 923                                         moveCursorUpdate(true, false);
 924                                         owner->showState();
 925                                 }
 926                                 goto exit_with_message;
 927                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 928                                 if (TEXT()->cursor.row()->next())
 929                                         TEXT()->cursorDown(owner->view());
 930                                 else
 931                                         TEXT()->cursorRight(owner->view());
 932                                 moveCursorUpdate(true, false);
 933                                 owner->showState();
 934                                 goto exit_with_message;
 935                         } else {
 936                                 //setMessage(N_("Text mode"));
 937                                 switch (action) {
 938                                 case LFUN_UNKNOWN_ACTION:
 939                                 case LFUN_BREAKPARAGRAPH:
 940                                 case LFUN_BREAKLINE:
 941                                         TEXT()->cursorRight(owner->view());
 942                                         owner->view()->setState();
 943                                         owner->showState();
 944                                         break;
 945                                 case LFUN_RIGHT:
 946                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 947                                                 TEXT()->cursorRight(owner->view());
 948                                                 moveCursorUpdate(true, false);
 949                                                 owner->showState();
 950                                         }
 951                                         goto exit_with_message;
 952                                 case LFUN_LEFT:
 953                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 954                                                 TEXT()->cursorRight(owner->view());
 955                                                 moveCursorUpdate(true, false);
 956                                                 owner->showState();
 957                                         }
 958                                         goto exit_with_message;
 959                                 case LFUN_DOWN:
 960                                         if (TEXT()->cursor.row()->next())
 961                                                 TEXT()->cursorDown(owner->view());
 962                                         else
 963                                                 TEXT()->cursorRight(owner->view());
 964                                         moveCursorUpdate(true, false);
 965                                         owner->showState();
 966                                         goto exit_with_message;
 967                                 default:
 968                                         break;
 969                                 }
 970                         }
 971                 }
 972         }
 973
 974         switch (action) {
 975
 976         case LFUN_ESCAPE:
 977         {
 978                 if (!owner->view()->available()) break;
 979                 // this function should be used always [asierra060396]
 980                 UpdatableInset * tli =
 981                         owner->view()->theLockingInset();
 982                 if (tli) {
 983                         UpdatableInset * lock = tli->getLockingInset();
 984
 985                         if (tli == lock) {
 986                                 owner->view()->unlockInset(tli);
 987                                 TEXT()->cursorRight(owner->view());
 988                                 moveCursorUpdate(true, false);
 989                                 owner->showState();
 990                         } else {
 991                                 tli->unlockInsetInInset(owner->view(),
 992                                                         lock,
 993                                                         true);
 994                         }
 995                         finishUndo();
 996                 }
 997         }
 998         break;
 999
1000                 // --- Misc -------------------------------------------
1001         case LFUN_WORDFINDFORWARD  :
1002         case LFUN_WORDFINDBACKWARD : {
1003                 static string last_search;
1004                 string searched_string;
1005
1006                 if (!argument.empty()) {
1007                         last_search = argument;
1008                         searched_string = argument;
1009                 } else {
1010                         searched_string = last_search;
1011                 }
1012                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1013                 if (!searched_string.empty()) {
1014                         LyXFind(owner->view(), searched_string, fw);
1015                 }
1016 //              owner->view()->showCursor();
1017         }
1018         break;
1019
1020         case LFUN_PREFIX:
1021         {
1022                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1023                         owner->view()->update(TEXT(),
1024                                               BufferView::SELECT|BufferView::FITCUR);
1025                 }
1026                 owner->message(keyseq.printOptions());
1027         }
1028         break;
1029
1030         // --- Misc -------------------------------------------
1031         case LFUN_EXEC_COMMAND:
1032         {
1033                 vector<string> allCmds;
1034                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1035                           back_inserter(allCmds), lyx::firster());
1036                 static vector<string> hist;
1037                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1038                                                   allCmds, hist);
1039         }
1040         break;
1041
1042         case LFUN_CANCEL:                   // RVDK_PATCH_5
1043                 keyseq.reset();
1044                 meta_fake_bit = 0;
1045                 if (owner->view()->available())
1046                         // cancel any selection
1047                         dispatch(LFUN_MARK_OFF);
1048                 setMessage(N_("Cancel"));
1049                 break;
1050
1051         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1052         {
1053                 meta_fake_bit = Mod1Mask;
1054                 setMessage(keyseq.print());
1055         }
1056         break;
1057
1058         case LFUN_READ_ONLY_TOGGLE:
1059                 if (owner->buffer()->lyxvc.inUse()) {
1060                         owner->buffer()->lyxvc.toggleReadOnly();
1061                 } else {
1062                         owner->buffer()->setReadonly(
1063                                 !owner->buffer()->isReadonly());
1064                 }
1065                 break;
1066
1067         case LFUN_CENTER: // this is center and redraw.
1068                 owner->view()->center();
1069                 break;
1070
1071                 // --- Menus -----------------------------------------------
1072         case LFUN_MENUNEW:
1073                 menuNew(false);
1074                 break;
1075
1076         case LFUN_MENUNEWTMPLT:
1077                 menuNew(true);
1078                 break;
1079
1080         case LFUN_CLOSEBUFFER:
1081                 closeBuffer();
1082                 break;
1083
1084         case LFUN_MENUWRITE:
1085                 if (!owner->buffer()->isUnnamed()) {
1086                         ostringstream s1;
1087                         s1 << _("Saving document") << ' '
1088                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1089                         owner->message(s1.str().c_str());
1090                         MenuWrite(owner->view(), owner->buffer());
1091                 } else
1092                         WriteAs(owner->view(), owner->buffer());
1093                 break;
1094
1095         case LFUN_WRITEAS:
1096                 WriteAs(owner->view(), owner->buffer(), argument);
1097                 break;
1098
1099         case LFUN_MENURELOAD:
1100                 reloadBuffer();
1101                 break;
1102
1103         case LFUN_UPDATE:
1104                 Exporter::Export(owner->buffer(), argument, true);
1105                 break;
1106
1107         case LFUN_PREVIEW:
1108                 Exporter::Preview(owner->buffer(), argument);
1109                 break;
1110
1111         case LFUN_BUILDPROG:
1112                 Exporter::Export(owner->buffer(), "program", true);
1113                 break;
1114
1115         case LFUN_RUNCHKTEX:
1116                 MenuRunChktex(owner->buffer());
1117                 break;
1118
1119         case LFUN_MENUPRINT:
1120                 owner->getDialogs()->showPrint();
1121                 break;
1122
1123         case LFUN_EXPORT:
1124                 if (argument == "custom")
1125                         owner->getDialogs()->showSendto();
1126                 else
1127                         Exporter::Export(owner->buffer(), argument, false);
1128                 break;
1129
1130         case LFUN_IMPORT:
1131                 doImport(argument);
1132                 break;
1133
1134         case LFUN_QUIT:
1135                 QuitLyX();
1136                 break;
1137
1138         case LFUN_TOCVIEW:
1139 #if 0
1140         case LFUN_LOFVIEW:
1141         case LFUN_LOTVIEW:
1142         case LFUN_LOAVIEW:
1143 #endif
1144         {
1145                 InsetCommandParams p;
1146
1147 #if 0
1148                 if (action == LFUN_TOCVIEW)
1149 #endif
1150                         p.setCmdName("tableofcontents");
1151 #if 0
1152                 else if (action == LFUN_LOAVIEW)
1153                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1154                 else if (action == LFUN_LOFVIEW)
1155                         p.setCmdName("listoffigures");
1156                 else
1157                         p.setCmdName("listoftables");
1158 #endif
1159                 owner->getDialogs()->createTOC(p.getAsString());
1160                 break;
1161         }
1162
1163         case LFUN_DIALOG_TABULAR_INSERT:
1164                 owner->getDialogs()->showTabularCreate();
1165                 break;
1166
1167         case LFUN_AUTOSAVE:
1168                 AutoSave(owner->view());
1169                 break;
1170
1171         case LFUN_UNDO:
1172                 owner->view()->menuUndo();
1173                 break;
1174
1175         case LFUN_REDO:
1176                 owner->view()->menuRedo();
1177                 break;
1178
1179         case LFUN_MENUSEARCH:
1180                 owner->getDialogs()->showSearch();
1181                 break;
1182
1183         case LFUN_REMOVEERRORS:
1184                 if (owner->view()->removeAutoInsets()) {
1185                         owner->view()->redraw();
1186                         owner->view()->fitCursor();
1187                 }
1188                 break;
1189
1190         case LFUN_DEPTH_MIN:
1191                 changeDepth(owner->view(), TEXT(false), -1);
1192                 break;
1193
1194         case LFUN_DEPTH_PLUS:
1195                 changeDepth(owner->view(), TEXT(false), 1);
1196                 break;
1197
1198         case LFUN_FREE:
1199                 owner->getDialogs()->setUserFreeFont();
1200                 break;
1201
1202         case LFUN_RECONFIGURE:
1203                 Reconfigure(owner->view());
1204                 break;
1205
1206 #if 0
1207         case LFUN_FLOATSOPERATE:
1208                 if (argument == "openfoot")
1209                         owner->view()->allFloats(1,0);
1210                 else if (argument == "closefoot")
1211                         owner->view()->allFloats(0,0);
1212                 else if (argument == "openfig")
1213                         owner->view()->allFloats(1,1);
1214                 else if (argument == "closefig")
1215                         owner->view()->allFloats(0,1);
1216                 break;
1217 #else
1218 #ifdef WITH_WARNINGS
1219 //#warning Find another implementation here (or another lyxfunc)!
1220 #endif
1221 #endif
1222         case LFUN_HELP_ABOUTLYX:
1223                 owner->getDialogs()->showAboutlyx();
1224                 break;
1225
1226         case LFUN_HELP_TEXINFO:
1227                 owner->getDialogs()->showTexinfo();
1228                 break;
1229
1230         case LFUN_HELP_OPEN:
1231         {
1232                 string const arg = argument;
1233                 if (arg.empty()) {
1234                         setErrorMessage(N_("Missing argument"));
1235                         break;
1236                 }
1237                 owner->prohibitInput();
1238                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1239                 if (fname.empty()) {
1240                         lyxerr << "LyX: unable to find documentation file `"
1241                                << arg << "'. Bad installation?" << endl;
1242                         owner->allowInput();
1243                         break;
1244                 }
1245                 ostringstream str;
1246                 str << _("Opening help file") << ' '
1247                     << MakeDisplayPath(fname) << "...";
1248                 owner->message(str.str().c_str());
1249                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1250                 owner->allowInput();
1251                 break;
1252         }
1253
1254                 // --- version control -------------------------------
1255         case LFUN_VC_REGISTER:
1256         {
1257                 if (!owner->buffer()->lyxvc.inUse())
1258                         owner->buffer()->lyxvc.registrer();
1259         }
1260         break;
1261
1262         case LFUN_VC_CHECKIN:
1263         {
1264                 if (owner->buffer()->lyxvc.inUse()
1265                     && !owner->buffer()->isReadonly())
1266                         owner->buffer()->lyxvc.checkIn();
1267         }
1268         break;
1269
1270         case LFUN_VC_CHECKOUT:
1271         {
1272                 if (owner->buffer()->lyxvc.inUse()
1273                     && owner->buffer()->isReadonly())
1274                         owner->buffer()->lyxvc.checkOut();
1275         }
1276         break;
1277
1278         case LFUN_VC_REVERT:
1279         {
1280                 owner->buffer()->lyxvc.revert();
1281         }
1282         break;
1283
1284         case LFUN_VC_UNDO:
1285         {
1286                 owner->buffer()->lyxvc.undoLast();
1287         }
1288         break;
1289
1290         case LFUN_VC_HISTORY:
1291         {
1292                 owner->getDialogs()->showVCLogFile();
1293                 break;
1294         }
1295
1296         // --- buffers ----------------------------------------
1297
1298         case LFUN_SWITCHBUFFER:
1299                 owner->view()->buffer(bufferlist.getBuffer(argument));
1300                 break;
1301
1302         case LFUN_FILE_NEW:
1303         {
1304                 // servercmd: argument must be <file>:<template>
1305                 Buffer * tmpbuf = NewLyxFile(argument);
1306                 if (tmpbuf)
1307                         owner->view()->buffer(tmpbuf);
1308         }
1309         break;
1310
1311         case LFUN_FILE_OPEN:
1312                 open(argument);
1313                 break;
1314
1315         case LFUN_LATEX_LOG:
1316                 owner->getDialogs()->showLogFile();
1317                 break;
1318
1319         case LFUN_LAYOUT_DOCUMENT:
1320                 owner->getDialogs()->showDocument();
1321                 break;
1322
1323         case LFUN_LAYOUT_PARAGRAPH:
1324                 owner->getDialogs()->showParagraph();
1325                 break;
1326
1327         case LFUN_LAYOUT_CHARACTER:
1328                 owner->getDialogs()->showCharacter();
1329                 break;
1330
1331         case LFUN_LAYOUT_TABULAR:
1332             if (owner->view()->theLockingInset()) {
1333                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1334                     InsetTabular * inset = static_cast<InsetTabular *>
1335                         (owner->view()->theLockingInset());
1336                     inset->openLayoutDialog(owner->view());
1337                 } else if (owner->view()->theLockingInset()->
1338                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1339                     InsetTabular * inset = static_cast<InsetTabular *>(
1340                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1341                     inset->openLayoutDialog(owner->view());
1342                 }
1343             }
1344             break;
1345
1346         case LFUN_LAYOUT_PREAMBLE:
1347                 owner->getDialogs()->showPreamble();
1348                 break;
1349
1350         case LFUN_DROP_LAYOUTS_CHOICE:
1351                 owner->getToolbar()->openLayoutList();
1352                 break;
1353
1354         case LFUN_MENU_OPEN_BY_NAME:
1355                 owner->getMenubar()->openByName(argument);
1356                 break; // RVDK_PATCH_5
1357
1358         case LFUN_SPELLCHECK:
1359                 if (lyxrc.isp_command != "none")
1360                         owner->getDialogs()->showSpellchecker();
1361                 break;
1362
1363         // --- lyxserver commands ----------------------------
1364
1365
1366         case LFUN_GETNAME:
1367                 setMessage(owner->buffer()->fileName());
1368                 lyxerr[Debug::INFO] << "FNAME["
1369                                << owner->buffer()->fileName()
1370                                << "] " << endl;
1371                 break;
1372
1373         case LFUN_NOTIFY:
1374         {
1375                 dispatch_buffer = keyseq.print();
1376                 lyxserver->notifyClient(dispatch_buffer);
1377         }
1378         break;
1379
1380         case LFUN_GOTOFILEROW:
1381         {
1382                 string file_name;
1383                 int row;
1384                 istringstream istr(argument.c_str());
1385                 istr >> file_name >> row;
1386                 // Must replace extension of the file to be .lyx and get full path
1387                 string const s(ChangeExtension(file_name, ".lyx"));
1388
1389                 // Either change buffer or load the file
1390                 if (bufferlist.exists(s)) {
1391                         owner->view()->buffer(bufferlist.getBuffer(s));
1392                 } else {
1393                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1394                 }
1395
1396                 // Set the cursor
1397                 owner->view()->setCursorFromRow(row);
1398
1399                 // Recenter screen
1400                 owner->view()->center();
1401         }
1402         break;
1403
1404         case LFUN_GOTO_PARAGRAPH:
1405         {
1406                 istringstream istr(argument.c_str());
1407
1408                 int id;
1409                 istr >> id;
1410                 Paragraph * par = owner->buffer()->getParFromID(id);
1411                 if (par == 0) {
1412                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1413                                             << id << "]" << endl;
1414                         break;
1415                 } else {
1416                         lyxerr[Debug::INFO] << "Paragraph " << par->id()
1417                                             << " found." << endl;
1418                 }
1419
1420                 if (owner->view()->theLockingInset())
1421                         owner->view()->unlockInset(owner->view()->theLockingInset());
1422                 if (par->inInset()) {
1423                         par->inInset()->edit(owner->view());
1424                 }
1425                 // Set the cursor
1426                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1427                 owner->view()->setState();
1428                 owner->showState();
1429
1430                 // Recenter screen
1431                 owner->view()->center();
1432         }
1433         break;
1434
1435         case LFUN_APROPOS:
1436         case LFUN_GETTIP:
1437         {
1438                 int const qa = lyxaction.LookupFunc(argument);
1439                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1440         }
1441         break;
1442
1443         // --- toolbar ----------------------------------
1444         case LFUN_PUSH_TOOLBAR:
1445         {
1446                 int nth = strToInt(argument);
1447                 if (nth <= 0) {
1448                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1449                 } else {
1450                         owner->getToolbar()->push(nth);
1451                 }
1452         }
1453         break;
1454
1455         case LFUN_ADD_TO_TOOLBAR:
1456         {
1457                 if (lyxerr.debugging(Debug::GUI)) {
1458                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1459                                 "argument = `" << argument << '\'' << endl;
1460                 }
1461                 string tmp(argument);
1462                 //lyxerr <<string("Argument: ") + argument);
1463                 //lyxerr <<string("Tmp     : ") + tmp);
1464                 if (tmp.empty()) {
1465                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1466                 } else {
1467                         owner->getToolbar()->add(argument, false);
1468                         owner->getToolbar()->set();
1469                 }
1470         }
1471         break;
1472
1473         // --- insert characters ----------------------------------------
1474
1475         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1476         case LFUN_MATH_EXTERN:
1477         case LFUN_MATH_NUMBER:
1478         case LFUN_MATH_NONUMBER:
1479         case LFUN_MATH_LIMITS:
1480         {
1481                 setErrorMessage(N_("This is only allowed in math mode!"));
1482         }
1483         break;
1484
1485         // passthrough hat and underscore outside mathed:
1486         case LFUN_SUBSCRIPT:
1487                 dispatch(LFUN_SELFINSERT, "_");
1488                 break;
1489         case LFUN_SUPERSCRIPT:
1490                 dispatch(LFUN_SELFINSERT, "^");
1491                 break;
1492
1493         case LFUN_MATH_PANEL:
1494                 owner->getDialogs()->showMathPanel();
1495                 break;
1496
1497         case LFUN_CITATION_CREATE:
1498         {
1499                 InsetCommandParams p("cite");
1500
1501                 if (!argument.empty()) {
1502                         // This should be set at source, ie when typing
1503                         // "citation-insert foo" in the minibuffer.
1504                         // Question: would pybibliographer also need to be
1505                         // changed. Suspect so. Leave as-is therefore.
1506                         if (contains(argument, "|")) {
1507                                 p.setContents(token(argument, '|', 0));
1508                                 p.setOptions( token(argument, '|', 1));
1509                         } else {
1510                                 p.setContents(argument);
1511                         }
1512                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1513                 } else
1514                         owner->getDialogs()->createCitation(p.getAsString());
1515         }
1516         break;
1517
1518         case LFUN_CHILDOPEN:
1519         {
1520                 string const filename =
1521                         MakeAbsPath(argument,
1522                                     owner->buffer()->filePath());
1523                 setMessage(N_("Opening child document ") +
1524                            MakeDisplayPath(filename) + "...");
1525                 owner->view()->savePosition(0);
1526                 if (bufferlist.exists(filename))
1527                         owner->view()->buffer(bufferlist.getBuffer(filename));
1528                 else
1529                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1530         }
1531         break;
1532
1533         case LFUN_TOGGLECURSORFOLLOW:
1534                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1535                 break;
1536
1537         case LFUN_KMAP_OFF:             // keymap off
1538                 owner->getIntl()->KeyMapOn(false);
1539                 break;
1540
1541         case LFUN_KMAP_PRIM:    // primary keymap
1542                 owner->getIntl()->KeyMapPrim();
1543                 break;
1544
1545         case LFUN_KMAP_SEC:             // secondary keymap
1546                 owner->getIntl()->KeyMapSec();
1547                 break;
1548
1549         case LFUN_KMAP_TOGGLE:  // toggle keymap
1550                 owner->getIntl()->ToggleKeyMap();
1551                 break;
1552
1553         case LFUN_SEQUENCE:
1554         {
1555                 // argument contains ';'-terminated commands
1556                 while (argument.find(';') != string::npos) {
1557                         string first;
1558                         argument = split(argument, first, ';');
1559                         verboseDispatch(first, false);
1560                 }
1561         }
1562         break;
1563
1564         case LFUN_DIALOG_PREFERENCES:
1565                 owner->getDialogs()->showPreferences();
1566                 break;
1567
1568         case LFUN_SAVEPREFERENCES:
1569         {
1570                 Path p(user_lyxdir);
1571                 lyxrc.write("preferences");
1572         }
1573         break;
1574
1575         case LFUN_SCREEN_FONT_UPDATE:
1576         {
1577                 // handle the screen font changes.
1578                 //
1579                 lyxrc.set_font_norm_type();
1580                 fontloader.update();
1581                 // Of course we should only do the resize and the textcache.clear
1582                 // if values really changed...but not very important right now. (Lgb)
1583                 // All visible buffers will need resize
1584                 owner->resize();
1585                 // We also need to empty the textcache so that
1586                 // the buffer will be formatted correctly after
1587                 // a zoom change.
1588                 textcache.clear();
1589         }
1590         break;
1591
1592         case LFUN_SET_COLOR:
1593         {
1594                 string lyx_name;
1595                 string const x11_name = split(argument, lyx_name, ' ');
1596                 if (lyx_name.empty() || x11_name.empty()) {
1597                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1598                                                 " <x11_name>"));
1599                         break;
1600                         }
1601
1602                 bool const graphicsbg_changed =
1603                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1604                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1605
1606                 if (!lcolor.setColor(lyx_name, x11_name)) {
1607                         static string const err1 (N_("Set-color \""));
1608                         static string const err2 (
1609                                 N_("\" failed - color is undefined "
1610                                    "or may not be redefined"));
1611                         setErrorMessage(_(err1) + lyx_name + _(err2));
1612                         break;
1613                 }
1614
1615                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1616
1617                 if (graphicsbg_changed) {
1618                         grfx::GCache & gc = grfx::GCache::get();
1619                         gc.changeDisplay(true);
1620                 }
1621
1622                 owner->view()->redraw();
1623                 break;
1624         }
1625
1626         case LFUN_MESSAGE:
1627                 owner->message(argument);
1628                 break;
1629
1630         case LFUN_MESSAGE_PUSH:
1631                 owner->messagePush(argument);
1632                 break;
1633
1634         case LFUN_MESSAGE_POP:
1635                 owner->messagePop();
1636                 break;
1637
1638         case LFUN_FORKS_SHOW:
1639                 owner->getDialogs()->showForks();
1640                 break;
1641
1642         case LFUN_FORKS_KILL:
1643         {
1644                 if (!isStrInt(argument))
1645                         break;
1646
1647                 pid_t const pid = strToInt(argument);
1648                 ForkedcallsController & fcc = ForkedcallsController::get();
1649                 fcc.kill(pid);
1650                 break;
1651         }
1652
1653         case LFUN_TOOLTIPS_TOGGLE:
1654                 owner->getDialogs()->toggleTooltips();
1655                 break;
1656
1657         default:
1658                 // Then if it was none of the above
1659                 // Trying the BufferView::pimpl dispatch:
1660                 if (!owner->view()->Dispatch(action, argument))
1661                         lyxerr << "A truly unknown func ["
1662                                << lyxaction.getActionName(action) << "]!"
1663                                << endl;
1664                 break;
1665         } // end of switch
1666
1667 exit_with_message:
1668
1669         string const res = getMessage();
1670
1671         if (!res.empty())
1672                 owner->message(_(res));
1673         owner->updateMenubar();
1674         owner->updateToolbar();
1675
1676         return res;
1677 }
1678
1679
1680 void LyXFunc::setupLocalKeymap()
1681 {
1682         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1683         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1684 }
1685
1686
1687 void LyXFunc::menuNew(bool fromTemplate)
1688 {
1689         string initpath = lyxrc.document_path;
1690
1691         if (owner->view()->available()) {
1692                 string const trypath = owner->buffer()->filePath();
1693                 // If directory is writeable, use this as default.
1694                 if (IsDirWriteable(trypath))
1695                         initpath = trypath;
1696         }
1697
1698         static int newfile_number;
1699         string s;
1700
1701         if (lyxrc.new_ask_filename) {
1702                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1703                                    LFUN_SELECT_FILE_SYNC,
1704                         make_pair(string(_("Documents|#o#O")),
1705                                   string(lyxrc.document_path)),
1706                         make_pair(string(_("Templates|#T#t")),
1707                                   string(lyxrc.template_path)));
1708
1709                 FileDialog::Result result =
1710                         fileDlg.Select(initpath,
1711                                        _("*.lyx|LyX Documents (*.lyx)"),
1712                                        _("newfile"));
1713
1714                 if (result.second.empty()) {
1715                         owner->message(_("Canceled."));
1716                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1717                         return;
1718                 }
1719
1720                 // get absolute path of file and make sure the filename ends
1721                 // with .lyx
1722                 s = MakeAbsPath(result.second);
1723                 if (!IsLyXFilename(s))
1724                         s += ".lyx";
1725
1726                 // Check if the document already is open
1727                 if (bufferlist.exists(s)) {
1728                         switch (Alert::askConfirmation(_("Document is already open:"),
1729                                                 MakeDisplayPath(s, 50),
1730                                                 _("Do you want to close that document now?\n"
1731                                                   "('No' will just switch to the open version)")))
1732                         {
1733                         case 1: // Yes: close the document
1734                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1735                                 // If close is canceled, we cancel here too.
1736                                         return;
1737                                 break;
1738                         case 2: // No: switch to the open document
1739                                 owner->view()->buffer(bufferlist.getBuffer(s));
1740                                 return;
1741                         case 3: // Cancel: Do nothing
1742                                 owner->message(_("Canceled."));
1743                                 return;
1744                         }
1745                 }
1746                 // Check whether the file already exists
1747                 FileInfo fi(s);
1748                 if (fi.readable() &&
1749                     Alert::askQuestion(_("File already exists:"),
1750                                 MakeDisplayPath(s, 50),
1751                                 _("Do you want to open the document?"))) {
1752                                 // loads document
1753                         string const disp_fn(MakeDisplayPath(s));
1754
1755                         ostringstream str;
1756                         str << _("Opening  document") << ' '
1757                             << disp_fn << "...";
1758
1759                         owner->message(str.str().c_str());
1760                         //XFlush(fl_get_display());
1761                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1762                         ostringstream str2;
1763                         str2 << _("Document") << ' '
1764                              << disp_fn << ' ' << _("opened.");
1765
1766                         owner->message(str2.str().c_str());
1767
1768                         return;
1769                 }
1770         } else {
1771                 s = AddName(lyxrc.document_path,
1772                             "newfile" + tostr(++newfile_number) + ".lyx");
1773                 FileInfo fi(s);
1774                 while (bufferlist.exists(s) || fi.readable()) {
1775                         ++newfile_number;
1776                         s = AddName(lyxrc.document_path,
1777                                     "newfile" + tostr(newfile_number) +
1778                                     ".lyx");
1779                         fi.newFile(s);
1780                 }
1781         }
1782
1783         // The template stuff
1784         string templname;
1785         if (fromTemplate) {
1786                 FileDialog fileDlg(owner, _("Select template file"),
1787                         LFUN_SELECT_FILE_SYNC,
1788                         make_pair(string(_("Documents|#o#O")),
1789                                   string(lyxrc.document_path)),
1790                         make_pair(string(_("Templates|#T#t")),
1791                                   string(lyxrc.template_path)));
1792
1793                 FileDialog::Result result =
1794                         fileDlg.Select(lyxrc.template_path,
1795                                        _("*.lyx|LyX Documents (*.lyx)"));
1796
1797                 if (result.first == FileDialog::Later)
1798                         return;
1799
1800                 string const fname = result.second;
1801
1802                 if (fname.empty())
1803                         return;
1804                 templname = fname;
1805         }
1806
1807         // find a free buffer
1808         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1809         owner->view()->buffer(bufferlist.newFile(s, templname));
1810 }
1811
1812
1813 void LyXFunc::open(string const & fname)
1814 {
1815         string initpath = lyxrc.document_path;
1816
1817         if (owner->view()->available()) {
1818                 string const trypath = owner->buffer()->filePath();
1819                 // If directory is writeable, use this as default.
1820                 if (IsDirWriteable(trypath))
1821                         initpath = trypath;
1822         }
1823
1824         string filename;
1825
1826         if (fname.empty()) {
1827                 FileDialog fileDlg(owner, _("Select document to open"),
1828                         LFUN_FILE_OPEN,
1829                         make_pair(string(_("Documents|#o#O")),
1830                                   string(lyxrc.document_path)),
1831                         make_pair(string(_("Examples|#E#e")),
1832                                   string(AddPath(system_lyxdir, "examples"))));
1833
1834                 FileDialog::Result result =
1835                         fileDlg.Select(initpath,
1836                                        "*.lyx|LyX Documents (*.lyx)");
1837
1838                 if (result.first == FileDialog::Later)
1839                         return;
1840
1841                 filename = result.second;
1842
1843                 // check selected filename
1844                 if (filename.empty()) {
1845                         owner->message(_("Canceled."));
1846                         return;
1847                 }
1848         } else
1849                 filename = fname;
1850
1851         // get absolute path of file and add ".lyx" to the filename if
1852         // necessary
1853         string const fullpath = FileSearch(string(), filename, "lyx");
1854         if (fullpath.empty()) {
1855                 Alert::alert(_("Error"), _("Could not find file"), filename);
1856                 return;
1857         }
1858
1859         filename = fullpath;
1860
1861         // loads document
1862         string const disp_fn(MakeDisplayPath(filename));
1863
1864         ostringstream str;
1865         str << _("Opening document") << ' ' << disp_fn << "...";
1866
1867         owner->message(str.str().c_str());
1868
1869         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1870         if (openbuf) {
1871                 owner->view()->buffer(openbuf);
1872                 ostringstream str;
1873                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1874                 owner->message(str.str().c_str());
1875         } else {
1876                 ostringstream str;
1877                 str << _("Could not open document") << ' ' << disp_fn;
1878                 owner->message(str.str().c_str());
1879         }
1880 }
1881
1882
1883 // checks for running without gui are missing.
1884 void LyXFunc::doImport(string const & argument)
1885 {
1886         string format;
1887         string filename = split(argument, format, ' ');
1888         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1889                             << " file: " << filename << endl;
1890
1891         if (filename.empty()) { // need user interaction
1892                 string initpath = lyxrc.document_path;
1893
1894                 if (owner->view()->available()) {
1895                         string const trypath = owner->buffer()->filePath();
1896                         // If directory is writeable, use this as default.
1897                         if (IsDirWriteable(trypath))
1898                                 initpath = trypath;
1899                 }
1900
1901                 string const text = _("Select ") + formats.prettyName(format)
1902                         + _(" file to import");
1903
1904                 FileDialog fileDlg(owner, text,
1905                         LFUN_IMPORT,
1906                         make_pair(string(_("Documents|#o#O")),
1907                                   string(lyxrc.document_path)),
1908                         make_pair(string(_("Examples|#E#e")),
1909                                   string(AddPath(system_lyxdir, "examples"))));
1910
1911                 string const extension = "*." + formats.extension(format)
1912                         + "| " + formats.prettyName(format)
1913                         + " (*." + formats.extension(format) + ")";
1914
1915                 FileDialog::Result result = fileDlg.Select(initpath,
1916                                                            extension);
1917
1918                 if (result.first == FileDialog::Later)
1919                         return;
1920
1921                 filename = result.second;
1922
1923                 // check selected filename
1924                 if (filename.empty())
1925                         owner->message(_("Canceled."));
1926         }
1927
1928         // still no filename? abort
1929         if (filename.empty())
1930                 return;
1931
1932         // get absolute path of file
1933         filename = MakeAbsPath(filename);
1934
1935         string const lyxfile = ChangeExtension(filename, ".lyx");
1936
1937         // Check if the document already is open
1938         if (bufferlist.exists(lyxfile)) {
1939                 switch (Alert::askConfirmation(_("Document is already open:"),
1940                                         MakeDisplayPath(lyxfile, 50),
1941                                         _("Do you want to close that document now?\n"
1942                                           "('No' will just switch to the open version)")))
1943                         {
1944                         case 1: // Yes: close the document
1945                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1946                                 // If close is canceled, we cancel here too.
1947                                         return;
1948                                 break;
1949                         case 2: // No: switch to the open document
1950                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1951                                 return;
1952                         case 3: // Cancel: Do nothing
1953                                 owner->message(_("Canceled."));
1954                                 return;
1955                         }
1956         }
1957
1958         // Check if a LyX document by the same root exists in filesystem
1959         FileInfo const f(lyxfile, true);
1960         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1961                                       MakeDisplayPath(lyxfile),
1962                                       _("already exists. Overwrite?"))) {
1963                 owner->message(_("Canceled"));
1964                 return;
1965         }
1966         // filename should be valid now
1967
1968         Importer::Import(owner, filename, format);
1969 }
1970
1971
1972 void LyXFunc::reloadBuffer()
1973 {
1974         string const fn = owner->buffer()->fileName();
1975         if (bufferlist.close(owner->buffer()))
1976                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1977 }
1978
1979
1980 void LyXFunc::closeBuffer()
1981 {
1982         if (bufferlist.close(owner->buffer()) && !quitting) {
1983                 if (bufferlist.empty()) {
1984                         // need this otherwise SEGV may occur while trying to
1985                         // set variables that don't exist
1986                         // since there's no current buffer
1987                         owner->getDialogs()->hideBufferDependent();
1988                 } else {
1989                         owner->view()->buffer(bufferlist.first());
1990                 }
1991         }
1992 }
1993
1994
1995 // Each "owner" should have it's own message method. lyxview and
1996 // the minibuffer would use the minibuffer, but lyxserver would
1997 // send an ERROR signal to its client.  Alejandro 970603
1998 // This func is bit problematic when it comes to NLS, to make the
1999 // lyx servers client be language indepenent we must not translate
2000 // strings sent to this func.
2001 void LyXFunc::setErrorMessage(string const & m) const
2002 {
2003         dispatch_buffer = m;
2004         errorstat = true;
2005 }
2006
2007
2008 void LyXFunc::setMessage(string const & m) const
2009 {
2010         dispatch_buffer = m;
2011 }
2012
2013
2014 void LyXFunc::setStatusMessage(string const & m) const
2015 {
2016         status_buffer = m;
2017 }
2018
2019
2020 void LyXFunc::initMiniBuffer()
2021 {
2022         string text = _("Welcome to LyX!");
2023
2024         // When meta-fake key is pressed, show the key sequence so far + "M-".
2025         if (wasMetaKey()) {
2026                 text = keyseq.print();
2027                 text += "M-";
2028         }
2029
2030         // Else, when a non-complete key sequence is pressed,
2031         // show the available options.
2032         if (keyseq.length() > 0 && !keyseq.deleted()) {
2033                 text = keyseq.printOptions();
2034         }
2035
2036         // Else, show the buffer state.
2037         else if (owner->view()->available()) {
2038                 Buffer * tmpbuf = owner->buffer();
2039
2040                 string const nicename =
2041                         MakeDisplayPath(tmpbuf->fileName());
2042                 // Should we do this instead? (kindo like emacs)
2043                 // leaves more room for other information
2044                 text = "LyX: ";
2045                 text += nicename;
2046                 if (tmpbuf->lyxvc.inUse()) {
2047                         text += " [";
2048                         text += tmpbuf->lyxvc.versionString();
2049                         text += ' ';
2050                         text += tmpbuf->lyxvc.locker();
2051                         if (tmpbuf->isReadonly())
2052                                 text += " (RO)";
2053                         text += ']';
2054                 } else if (tmpbuf->isReadonly())
2055                         text += " [RO]";
2056                 if (!tmpbuf->isLyxClean())
2057                         text += _(" (Changed)");
2058         } else {
2059                 if (text != _("Welcome to LyX!")) // this is a hack
2060                         text = _("* No document open *");
2061         }
2062
2063         owner->message(text);
2064 }